virsh-domain.c 373.7 KB
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/*
 * virsh-domain.c: Commands to manage domain
 *
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 * Copyright (C) 2005, 2007-2015 Red Hat, Inc.
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 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library.  If not, see
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 * <http://www.gnu.org/licenses/>.
 *
 *  Daniel Veillard <veillard@redhat.com>
 *  Karel Zak <kzak@redhat.com>
 *  Daniel P. Berrange <berrange@redhat.com>
 *
 */

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#include <config.h>
#include "virsh-domain.h"

#include <fcntl.h>
#include <poll.h>
#include <signal.h>
#include <sys/time.h>

#include <libxml/parser.h>
#include <libxml/tree.h>
#include <libxml/xpath.h>
#include <libxml/xmlsave.h>

#include "internal.h"
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#include "virbitmap.h"
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#include "virbuffer.h"
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#include "c-ctype.h"
#include "conf/domain_conf.h"
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#include "viralloc.h"
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#include "vircommand.h"
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#include "virfile.h"
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#include "virjson.h"
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#include "virkeycode.h"
#include "virmacaddr.h"
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#include "virnetdevbandwidth.h"
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#include "virprocess.h"
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#include "virstring.h"
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#include "virsh-console.h"
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#include "virsh-domain-monitor.h"
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#include "virerror.h"
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#include "virtime.h"
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#include "virtypedparam.h"
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#include "virxml.h"
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/* Gnulib doesn't guarantee SA_SIGINFO support.  */
#ifndef SA_SIGINFO
# define SA_SIGINFO 0
#endif

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static virDomainPtr
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virshLookupDomainInternal(vshControl *ctl,
                          const char *cmdname,
                          const char *name,
                          unsigned int flags)
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{
    virDomainPtr dom = NULL;
    int id;
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    virCheckFlags(VIRSH_BYID | VIRSH_BYUUID | VIRSH_BYNAME, NULL);
    virshControlPtr priv = ctl->privData;
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    /* try it by ID */
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    if (flags & VIRSH_BYID) {
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        if (virStrToLong_i(name, NULL, 10, &id) == 0 && id >= 0) {
            vshDebug(ctl, VSH_ERR_DEBUG, "%s: <domain> looks like ID\n",
                     cmdname);
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            dom = virDomainLookupByID(priv->conn, id);
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        }
    }
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    /* try it by UUID */
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    if (!dom && (flags & VIRSH_BYUUID) &&
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        strlen(name) == VIR_UUID_STRING_BUFLEN-1) {
        vshDebug(ctl, VSH_ERR_DEBUG, "%s: <domain> trying as domain UUID\n",
                 cmdname);
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        dom = virDomainLookupByUUIDString(priv->conn, name);
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    }
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    /* try it by NAME */
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    if (!dom && (flags & VIRSH_BYNAME)) {
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        vshDebug(ctl, VSH_ERR_DEBUG, "%s: <domain> trying as domain NAME\n",
                 cmdname);
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        dom = virDomainLookupByName(priv->conn, name);
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    }

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    vshResetLibvirtError();

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    if (!dom)
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        vshError(ctl, _("failed to get domain '%s'"), name);
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    return dom;
}

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virDomainPtr
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virshLookupDomainBy(vshControl *ctl,
                    const char *name,
                    unsigned int flags)
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{
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    return virshLookupDomainInternal(ctl, "unknown", name, flags);
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}


virDomainPtr
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virshCommandOptDomainBy(vshControl *ctl, const vshCmd *cmd,
                        const char **name, unsigned int flags)
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{
    const char *n = NULL;
    const char *optname = "domain";

    if (vshCommandOptStringReq(ctl, cmd, optname, &n) < 0)
        return NULL;

    vshDebug(ctl, VSH_ERR_INFO, "%s: found option <%s>: %s\n",
             cmd->def->name, optname, n);

    if (name)
        *name = n;

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    return virshLookupDomainInternal(ctl, cmd->def->name, n, flags);
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}

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static virDomainPtr
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virshDomainDefine(virConnectPtr conn, const char *xml, unsigned int flags)
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{
    virDomainPtr dom;
    if (flags) {
        dom = virDomainDefineXMLFlags(conn, xml, flags);
        /* If validate is the only flag, just drop it and
         * try again.
         */
        if (!dom) {
            virErrorPtr err = virGetLastError();
            if (err &&
                (err->code == VIR_ERR_NO_SUPPORT) &&
                (flags == VIR_DOMAIN_DEFINE_VALIDATE))
                dom = virDomainDefineXML(conn, xml);
        }
    } else {
        dom = virDomainDefineXML(conn, xml);
    }
    return dom;
}

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VIR_ENUM_DECL(virshDomainVcpuState)
VIR_ENUM_IMPL(virshDomainVcpuState,
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              VIR_VCPU_LAST,
              N_("offline"),
              N_("running"),
              N_("blocked"))

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static const char *
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virshDomainVcpuStateToString(int state)
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{
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    const char *str = virshDomainVcpuStateTypeToString(state);
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    return str ? _(str) : _("no state");
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}

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/*
 * Determine number of CPU nodes present by trying
 * virNodeGetCPUMap and falling back to virNodeGetInfo
 * if needed.
 */
static int
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virshNodeGetCPUCount(virConnectPtr conn)
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{
    int ret;
    virNodeInfo nodeinfo;

    if ((ret = virNodeGetCPUMap(conn, NULL, NULL, 0)) < 0) {
        /* fall back to nodeinfo */
        vshResetLibvirtError();
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        if (virNodeGetInfo(conn, &nodeinfo) == 0)
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            ret = VIR_NODEINFO_MAXCPUS(nodeinfo);
    }
    return ret;
}

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/*
 * "attach-device" command
 */
static const vshCmdInfo info_attach_device[] = {
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    {.name = "help",
     .data = N_("attach device from an XML file")
    },
    {.name = "desc",
     .data = N_("Attach device from an XML <file>.")
    },
    {.name = NULL}
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};

static const vshCmdOptDef opts_attach_device[] = {
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    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("XML file")
    },
    {.name = "persistent",
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     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
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    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
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    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
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    {.name = NULL}
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};

static bool
cmdAttachDevice(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
    char *buffer;
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    int rv;
    bool ret = false;
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    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool persistent = vshCommandOptBool(cmd, "persistent");

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config || persistent)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
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    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
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        return false;

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    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
        goto cleanup;
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    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

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    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0) {
        vshReportError(ctl);
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        goto cleanup;
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    }

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    if (flags || current)
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        rv = virDomainAttachDeviceFlags(dom, buffer, flags);
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    else
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        rv = virDomainAttachDevice(dom, buffer);
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    VIR_FREE(buffer);

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    if (rv < 0) {
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        vshError(ctl, _("Failed to attach device from %s"), from);
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        goto cleanup;
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    }

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    vshPrint(ctl, "%s", _("Device attached successfully\n"));
    ret = true;

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 cleanup:
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    virDomainFree(dom);
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    return ret;
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}

/*
 * "attach-disk" command
 */
static const vshCmdInfo info_attach_disk[] = {
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    {.name = "help",
     .data = N_("attach disk device")
    },
    {.name = "desc",
     .data = N_("Attach new disk device.")
    },
    {.name = NULL}
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};

static const vshCmdOptDef opts_attach_disk[] = {
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    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "source",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ | VSH_OFLAG_EMPTY_OK,
     .help = N_("source of disk device")
    },
    {.name = "target",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("target of disk device")
    },
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    {.name = "targetbus",
     .type = VSH_OT_STRING,
     .help = N_("target bus of disk device")
    },
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    {.name = "driver",
     .type = VSH_OT_STRING,
     .help = N_("driver of disk device")
    },
    {.name = "subdriver",
     .type = VSH_OT_STRING,
     .help = N_("subdriver of disk device")
    },
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    {.name = "iothread",
     .type = VSH_OT_STRING,
     .help = N_("IOThread to be used by supported device")
    },
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    {.name = "cache",
     .type = VSH_OT_STRING,
     .help = N_("cache mode of disk device")
    },
    {.name = "type",
     .type = VSH_OT_STRING,
     .help = N_("target device type")
    },
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    {.name = "shareable",
     .type = VSH_OT_ALIAS,
     .help = "mode=shareable"
    },
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    {.name = "mode",
     .type = VSH_OT_STRING,
     .help = N_("mode of device reading and writing")
    },
    {.name = "sourcetype",
     .type = VSH_OT_STRING,
     .help = N_("type of source (block|file)")
    },
    {.name = "serial",
     .type = VSH_OT_STRING,
     .help = N_("serial of disk device")
    },
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    {.name = "wwn",
     .type = VSH_OT_STRING,
     .help = N_("wwn of disk device")
    },
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    {.name = "rawio",
     .type = VSH_OT_BOOL,
     .help = N_("needs rawio capability")
    },
    {.name = "address",
     .type = VSH_OT_STRING,
     .help = N_("address of disk device")
    },
    {.name = "multifunction",
     .type = VSH_OT_BOOL,
     .help = N_("use multifunction pci under specified address")
    },
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    {.name = "print-xml",
     .type = VSH_OT_BOOL,
     .help = N_("print XML document rather than attach the disk")
    },
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    {.name = "persistent",
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
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    {.name = NULL}
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};

enum {
    DISK_ADDR_TYPE_INVALID,
    DISK_ADDR_TYPE_PCI,
    DISK_ADDR_TYPE_SCSI,
    DISK_ADDR_TYPE_IDE,
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    DISK_ADDR_TYPE_CCW,
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};

struct PCIAddress {
    unsigned int domain;
    unsigned int bus;
    unsigned int slot;
    unsigned int function;
};

struct SCSIAddress {
    unsigned int controller;
    unsigned int bus;
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    unsigned long long unit;
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};

struct IDEAddress {
    unsigned int controller;
    unsigned int bus;
    unsigned int unit;
};

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struct CCWAddress {
    unsigned int cssid;
    unsigned int ssid;
    unsigned int devno;
};

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struct DiskAddress {
    int type;
    union {
        struct PCIAddress pci;
        struct SCSIAddress scsi;
        struct IDEAddress ide;
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        struct CCWAddress ccw;
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    } addr;
};

static int str2PCIAddress(const char *str, struct PCIAddress *pciAddr)
{
    char *domain, *bus, *slot, *function;

    if (!pciAddr)
        return -1;
    if (!str)
        return -1;

    domain = (char *)str;

    if (virStrToLong_ui(domain, &bus, 0, &pciAddr->domain) != 0)
        return -1;

    bus++;
    if (virStrToLong_ui(bus, &slot, 0, &pciAddr->bus) != 0)
        return -1;

    slot++;
    if (virStrToLong_ui(slot, &function, 0, &pciAddr->slot) != 0)
        return -1;

    function++;
    if (virStrToLong_ui(function, NULL, 0, &pciAddr->function) != 0)
        return -1;

    return 0;
}

static int str2SCSIAddress(const char *str, struct SCSIAddress *scsiAddr)
{
    char *controller, *bus, *unit;

    if (!scsiAddr)
        return -1;
    if (!str)
        return -1;

    controller = (char *)str;

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    if (virStrToLong_uip(controller, &bus, 0, &scsiAddr->controller) != 0)
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        return -1;

    bus++;
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    if (virStrToLong_uip(bus, &unit, 0, &scsiAddr->bus) != 0)
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        return -1;

    unit++;
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    if (virStrToLong_ullp(unit, NULL, 0, &scsiAddr->unit) != 0)
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        return -1;

    return 0;
}

static int str2IDEAddress(const char *str, struct IDEAddress *ideAddr)
{
    char *controller, *bus, *unit;

    if (!ideAddr)
        return -1;
    if (!str)
        return -1;

    controller = (char *)str;

    if (virStrToLong_ui(controller, &bus, 0, &ideAddr->controller) != 0)
        return -1;

    bus++;
    if (virStrToLong_ui(bus, &unit, 0, &ideAddr->bus) != 0)
        return -1;

    unit++;
    if (virStrToLong_ui(unit, NULL, 0, &ideAddr->unit) != 0)
        return -1;

    return 0;
}

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static int str2CCWAddress(const char *str, struct CCWAddress *ccwAddr)
{
    char *cssid, *ssid, *devno;

    if (!ccwAddr)
        return -1;
    if (!str)
        return -1;

    cssid = (char *)str;

    if (virStrToLong_ui(cssid, &ssid, 0, &ccwAddr->cssid) != 0)
        return -1;

    ssid++;
    if (virStrToLong_ui(ssid, &devno, 0, &ccwAddr->ssid) != 0)
        return -1;

    devno++;
    if (virStrToLong_ui(devno, NULL, 0, &ccwAddr->devno) != 0)
        return -1;

    return 0;
}

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/* pci address pci:0000.00.0x0a.0 (domain:bus:slot:function)
 * ide disk address: ide:00.00.0 (controller:bus:unit)
 * scsi disk address: scsi:00.00.0 (controller:bus:unit)
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 * ccw disk address: ccw:0xfe.0.0000 (cssid:ssid:devno)
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 */

static int str2DiskAddress(const char *str, struct DiskAddress *diskAddr)
{
    char *type, *addr;

    if (!diskAddr)
        return -1;
    if (!str)
        return -1;

    type = (char *)str;
    addr = strchr(type, ':');
    if (!addr)
        return -1;

    if (STREQLEN(type, "pci", addr - type)) {
        diskAddr->type = DISK_ADDR_TYPE_PCI;
        return str2PCIAddress(addr + 1, &diskAddr->addr.pci);
    } else if (STREQLEN(type, "scsi", addr - type)) {
        diskAddr->type = DISK_ADDR_TYPE_SCSI;
        return str2SCSIAddress(addr + 1, &diskAddr->addr.scsi);
    } else if (STREQLEN(type, "ide", addr - type)) {
        diskAddr->type = DISK_ADDR_TYPE_IDE;
        return str2IDEAddress(addr + 1, &diskAddr->addr.ide);
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    } else if (STREQLEN(type, "ccw", addr - type)) {
        diskAddr->type = DISK_ADDR_TYPE_CCW;
        return str2CCWAddress(addr + 1, &diskAddr->addr.ccw);
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    }

    return -1;
}

static bool
cmdAttachDisk(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *source = NULL, *target = NULL, *driver = NULL,
                *subdriver = NULL, *type = NULL, *mode = NULL,
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                *iothread = NULL, *cache = NULL, *serial = NULL,
                *straddr = NULL, *wwn = NULL, *targetbus = NULL;
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    struct DiskAddress diskAddr;
    bool isFile = false, functionReturn = false;
    int ret;
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    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
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    const char *stype = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
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    char *xml = NULL;
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    struct stat st;
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    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool persistent = vshCommandOptBool(cmd, "persistent");

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config || persistent)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
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    if (vshCommandOptStringReq(ctl, cmd, "source", &source) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "target", &target) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "driver", &driver) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "subdriver", &subdriver) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "type", &type) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0 ||
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        vshCommandOptStringReq(ctl, cmd, "iothread", &iothread) < 0 ||
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        vshCommandOptStringReq(ctl, cmd, "cache", &cache) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "serial", &serial) < 0 ||
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        vshCommandOptStringReq(ctl, cmd, "wwn", &wwn) < 0 ||
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        vshCommandOptStringReq(ctl, cmd, "address", &straddr) < 0 ||
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        vshCommandOptStringReq(ctl, cmd, "targetbus", &targetbus) < 0 ||
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        vshCommandOptStringReq(ctl, cmd, "sourcetype", &stype) < 0)
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        goto cleanup;

    if (!stype) {
        if (driver && (STREQ(driver, "file") || STREQ(driver, "tap"))) {
            isFile = true;
        } else {
            if (source && !stat(source, &st))
                isFile = S_ISREG(st.st_mode) ? true : false;
        }
    } else if (STREQ(stype, "file")) {
        isFile = true;
    } else if (STRNEQ(stype, "block")) {
        vshError(ctl, _("Unknown source type: '%s'"), stype);
        goto cleanup;
    }

    if (mode) {
        if (STRNEQ(mode, "readonly") && STRNEQ(mode, "shareable")) {
            vshError(ctl, _("No support for %s in command 'attach-disk'"),
                     mode);
            goto cleanup;
        }
    }

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    if (wwn && !virValidateWWN(wwn))
        goto cleanup;

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    /* Make XML of disk */
    virBufferAsprintf(&buf, "<disk type='%s'",
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                      isFile ? "file" : "block");
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    if (type)
        virBufferAsprintf(&buf, " device='%s'", type);
    if (vshCommandOptBool(cmd, "rawio"))
        virBufferAddLit(&buf, " rawio='yes'");
    virBufferAddLit(&buf, ">\n");
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    virBufferAdjustIndent(&buf, 2);
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    if (driver || subdriver || iothread || cache) {
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        virBufferAddLit(&buf, "<driver");
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        if (driver)
            virBufferAsprintf(&buf, " name='%s'", driver);
        if (subdriver)
            virBufferAsprintf(&buf, " type='%s'", subdriver);
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        if (iothread)
            virBufferAsprintf(&buf, " iothread='%s'", iothread);
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        if (cache)
            virBufferAsprintf(&buf, " cache='%s'", cache);

        virBufferAddLit(&buf, "/>\n");
    }

    if (source)
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        virBufferAsprintf(&buf, "<source %s='%s'/>\n",
                          isFile ? "file" : "dev", source);
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    virBufferAsprintf(&buf, "<target dev='%s'", target);
    if (targetbus)
        virBufferAsprintf(&buf, " bus='%s'", targetbus);
    virBufferAddLit(&buf, "/>\n");

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    if (mode)
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        virBufferAsprintf(&buf, "<%s/>\n", mode);
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    if (serial)
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        virBufferAsprintf(&buf, "<serial>%s</serial>\n", serial);
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    if (wwn)
699
        virBufferAsprintf(&buf, "<wwn>%s</wwn>\n", wwn);
700

701 702 703 704 705 706 707 708 709
    if (straddr) {
        if (str2DiskAddress(straddr, &diskAddr) != 0) {
            vshError(ctl, _("Invalid address."));
            goto cleanup;
        }

        if (STRPREFIX((const char *)target, "vd")) {
            if (diskAddr.type == DISK_ADDR_TYPE_PCI) {
                virBufferAsprintf(&buf,
710
                                  "<address type='pci' domain='0x%04x'"
711 712 713 714 715 716
                                  " bus ='0x%02x' slot='0x%02x' function='0x%0x'",
                                  diskAddr.addr.pci.domain, diskAddr.addr.pci.bus,
                                  diskAddr.addr.pci.slot, diskAddr.addr.pci.function);
                if (vshCommandOptBool(cmd, "multifunction"))
                    virBufferAddLit(&buf, " multifunction='on'");
                virBufferAddLit(&buf, "/>\n");
717 718 719 720 721 722
            } else if (diskAddr.type == DISK_ADDR_TYPE_CCW) {
                virBufferAsprintf(&buf,
                                  "<address type='ccw' cssid='0x%02x'"
                                  " ssid='0x%01x' devno='0x%04x' />\n",
                                  diskAddr.addr.ccw.cssid, diskAddr.addr.ccw.ssid,
                                  diskAddr.addr.ccw.devno);
723
            } else {
724 725
                vshError(ctl, "%s",
                         _("expecting a pci:0000.00.00.00 or ccw:00.0.0000 address."));
726 727 728 729 730
                goto cleanup;
            }
        } else if (STRPREFIX((const char *)target, "sd")) {
            if (diskAddr.type == DISK_ADDR_TYPE_SCSI) {
                virBufferAsprintf(&buf,
731
                                  "<address type='drive' controller='%u'"
732
                                  " bus='%u' unit='%llu' />\n",
733 734 735 736 737 738 739 740 741
                                  diskAddr.addr.scsi.controller, diskAddr.addr.scsi.bus,
                                  diskAddr.addr.scsi.unit);
            } else {
                vshError(ctl, "%s", _("expecting a scsi:00.00.00 address."));
                goto cleanup;
            }
        } else if (STRPREFIX((const char *)target, "hd")) {
            if (diskAddr.type == DISK_ADDR_TYPE_IDE) {
                virBufferAsprintf(&buf,
742
                                  "<address type='drive' controller='%d'"
743 744 745 746 747 748 749 750 751 752
                                  " bus='%d' unit='%d' />\n",
                                  diskAddr.addr.ide.controller, diskAddr.addr.ide.bus,
                                  diskAddr.addr.ide.unit);
            } else {
                vshError(ctl, "%s", _("expecting an ide:00.00.00 address."));
                goto cleanup;
            }
        }
    }

753
    virBufferAdjustIndent(&buf, -2);
754 755 756 757
    virBufferAddLit(&buf, "</disk>\n");

    if (virBufferError(&buf)) {
        vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
H
Hongwei Bi 已提交
758
        goto cleanup;
759 760 761 762
    }

    xml = virBufferContentAndReset(&buf);

763 764 765 766 767 768
    if (vshCommandOptBool(cmd, "print-xml")) {
        vshPrint(ctl, "%s", xml);
        functionReturn = true;
        goto cleanup;
    }

769
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
770 771 772 773 774 775
        goto cleanup;

    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

776
    if (flags || current)
777
        ret = virDomainAttachDeviceFlags(dom, xml, flags);
778
    else
779 780 781 782 783 784 785 786 787 788
        ret = virDomainAttachDevice(dom, xml);

    if (ret != 0) {
        vshError(ctl, "%s", _("Failed to attach disk"));
    } else {
        vshPrint(ctl, "%s", _("Disk attached successfully\n"));
        functionReturn = true;
    }

 cleanup:
789
    VIR_FREE(xml);
790 791
    if (dom)
        virDomainFree(dom);
792 793 794 795 796 797 798 799
    virBufferFreeAndReset(&buf);
    return functionReturn;
}

/*
 * "attach-interface" command
 */
static const vshCmdInfo info_attach_interface[] = {
800 801 802 803 804 805 806
    {.name = "help",
     .data = N_("attach network interface")
    },
    {.name = "desc",
     .data = N_("Attach new network interface.")
    },
    {.name = NULL}
807 808 809
};

static const vshCmdOptDef opts_attach_interface[] = {
810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "type",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("network interface type")
    },
    {.name = "source",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("source of network interface")
    },
    {.name = "target",
826
     .type = VSH_OT_STRING,
827 828 829
     .help = N_("target network name")
    },
    {.name = "mac",
830
     .type = VSH_OT_STRING,
831 832 833
     .help = N_("MAC address")
    },
    {.name = "script",
834
     .type = VSH_OT_STRING,
835 836 837
     .help = N_("script used to bridge network interface")
    },
    {.name = "model",
838
     .type = VSH_OT_STRING,
839 840 841
     .help = N_("model type")
    },
    {.name = "inbound",
842
     .type = VSH_OT_STRING,
843 844 845
     .help = N_("control domain's incoming traffics")
    },
    {.name = "outbound",
846
     .type = VSH_OT_STRING,
847 848
     .help = N_("control domain's outgoing traffics")
    },
849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864
    {.name = "persistent",
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
865 866 867 868
    {.name = "print-xml",
     .type = VSH_OT_BOOL,
     .help = N_("print XML document rather than attach the interface")
    },
869
    {.name = NULL}
870 871 872
};

/* parse inbound and outbound which are in the format of
873
 * 'average,peak,burst,floor', in which peak and burst are optional,
874
 * thus 'average,,burst' and 'average,peak' are also legal. */
875

876
#define VIRSH_PARSE_RATE_FIELD(index, name)                                      \
877 878 879 880 881 882 883 884 885 886
    do {                                                                       \
        if (index < ntok &&                                                    \
            *tok[index] != '\0' &&                                             \
            virStrToLong_ullp(tok[index], NULL, 10, &rate->name) < 0) {        \
            vshError(ctl, _("field '%s' is malformed"), #name);                \
            goto cleanup;                                                      \
        }                                                                      \
    } while (0)

static int
887 888 889
virshParseRateStr(vshControl *ctl,
                  const char *rateStr,
                  virNetDevBandwidthRatePtr rate)
890
{
891 892
    char **tok = NULL;
    size_t ntok;
M
Michal Privoznik 已提交
893
    int ret = -1;
894

895
    if (!(tok = virStringSplitCount(rateStr, ",", 0, &ntok)))
896 897
        return -1;

898 899 900
    if (ntok > 4) {
        vshError(ctl, _("Rate string '%s' has too many fields"), rateStr);
        goto cleanup;
901 902
    }

903 904 905 906
    VIRSH_PARSE_RATE_FIELD(0, average);
    VIRSH_PARSE_RATE_FIELD(1, peak);
    VIRSH_PARSE_RATE_FIELD(2, burst);
    VIRSH_PARSE_RATE_FIELD(3, floor);
907

M
Michal Privoznik 已提交
908 909
    ret = 0;
 cleanup:
910
    virStringFreeList(tok);
M
Michal Privoznik 已提交
911
    return ret;
912 913
}

914
#undef VIRSH_PARSE_RATE_FIELD
915

916 917 918 919 920
static bool
cmdAttachInterface(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *mac = NULL, *target = NULL, *script = NULL,
921 922
               *type = NULL, *source = NULL, *model = NULL,
               *inboundStr = NULL, *outboundStr = NULL;
923
    virNetDevBandwidthRate inbound, outbound;
924
    virDomainNetType typ;
925 926 927
    int ret;
    bool functionReturn = false;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
928
    char *xml = NULL;
929 930 931 932 933 934 935 936 937 938 939 940 941 942 943
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool persistent = vshCommandOptBool(cmd, "persistent");

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config || persistent)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
944

945 946 947 948 949 950 951 952
    if (vshCommandOptStringReq(ctl, cmd, "type", &type) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "source", &source) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "target", &target) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "mac", &mac) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "script", &script) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "model", &model) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "inbound", &inboundStr) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "outbound", &outboundStr) < 0)
953 954 955
        goto cleanup;

    /* check interface type */
956
    if ((int)(typ = virDomainNetTypeFromString(type)) < 0) {
957 958 959 960 961 962 963
        vshError(ctl, _("No support for %s in command 'attach-interface'"),
                 type);
        goto cleanup;
    }

    if (inboundStr) {
        memset(&inbound, 0, sizeof(inbound));
964
        if (virshParseRateStr(ctl, inboundStr, &inbound) < 0)
965
            goto cleanup;
966 967
        if (!inbound.average && !inbound.floor) {
            vshError(ctl, _("either inbound average or floor is mandatory"));
968 969 970 971 972
            goto cleanup;
        }
    }
    if (outboundStr) {
        memset(&outbound, 0, sizeof(outbound));
973
        if (virshParseRateStr(ctl, outboundStr, &outbound) < 0)
974 975 976 977 978
            goto cleanup;
        if (outbound.average == 0) {
            vshError(ctl, _("outbound average is mandatory"));
            goto cleanup;
        }
979 980 981 982
        if (outbound.floor) {
            vshError(ctl, _("outbound floor is unsupported yet"));
            goto cleanup;
        }
983 984 985 986
    }

    /* Make XML of interface */
    virBufferAsprintf(&buf, "<interface type='%s'>\n", type);
987
    virBufferAdjustIndent(&buf, 2);
988

989 990 991 992 993 994
    switch (typ) {
    case VIR_DOMAIN_NET_TYPE_NETWORK:
    case VIR_DOMAIN_NET_TYPE_BRIDGE:
        virBufferAsprintf(&buf, "<source %s='%s'/>\n",
                          virDomainNetTypeToString(typ), source);
        break;
995 996 997
    case VIR_DOMAIN_NET_TYPE_DIRECT:
        virBufferAsprintf(&buf, "<source dev='%s'/>\n", source);
        break;
998 999 1000 1001 1002 1003 1004

    case VIR_DOMAIN_NET_TYPE_USER:
    case VIR_DOMAIN_NET_TYPE_ETHERNET:
    case VIR_DOMAIN_NET_TYPE_VHOSTUSER:
    case VIR_DOMAIN_NET_TYPE_SERVER:
    case VIR_DOMAIN_NET_TYPE_CLIENT:
    case VIR_DOMAIN_NET_TYPE_MCAST:
1005
    case VIR_DOMAIN_NET_TYPE_UDP:
1006 1007 1008 1009 1010 1011 1012 1013
    case VIR_DOMAIN_NET_TYPE_INTERNAL:
    case VIR_DOMAIN_NET_TYPE_HOSTDEV:
    case VIR_DOMAIN_NET_TYPE_LAST:
        vshError(ctl, _("No support for %s in command 'attach-interface'"),
                 type);
        goto cleanup;
        break;
    }
1014 1015

    if (target != NULL)
1016
        virBufferAsprintf(&buf, "<target dev='%s'/>\n", target);
1017
    if (mac != NULL)
1018
        virBufferAsprintf(&buf, "<mac address='%s'/>\n", mac);
1019
    if (script != NULL)
1020
        virBufferAsprintf(&buf, "<script path='%s'/>\n", script);
1021
    if (model != NULL)
1022
        virBufferAsprintf(&buf, "<model type='%s'/>\n", model);
1023 1024

    if (inboundStr || outboundStr) {
1025 1026
        virBufferAddLit(&buf, "<bandwidth>\n");
        virBufferAdjustIndent(&buf, 2);
1027 1028 1029 1030
        if (inboundStr && (inbound.average || inbound.floor)) {
            virBufferAddLit(&buf, "<inbound");
            if (inbound.average > 0)
                virBufferAsprintf(&buf, " average='%llu'", inbound.average);
1031 1032 1033 1034
            if (inbound.peak > 0)
                virBufferAsprintf(&buf, " peak='%llu'", inbound.peak);
            if (inbound.burst > 0)
                virBufferAsprintf(&buf, " burst='%llu'", inbound.burst);
1035 1036
            if (inbound.floor > 0)
                virBufferAsprintf(&buf, " floor='%llu'", inbound.floor);
1037
            virBufferAddLit(&buf, "/>\n");
1038 1039
        }
        if (outboundStr && outbound.average > 0) {
1040
            virBufferAsprintf(&buf, "<outbound average='%llu'", outbound.average);
1041 1042 1043 1044
            if (outbound.peak > 0)
                virBufferAsprintf(&buf, " peak='%llu'", outbound.peak);
            if (outbound.burst > 0)
                virBufferAsprintf(&buf, " burst='%llu'", outbound.burst);
1045
            virBufferAddLit(&buf, "/>\n");
1046
        }
1047 1048
        virBufferAdjustIndent(&buf, -2);
        virBufferAddLit(&buf, "</bandwidth>\n");
1049 1050
    }

1051
    virBufferAdjustIndent(&buf, -2);
1052 1053 1054 1055 1056 1057 1058 1059 1060
    virBufferAddLit(&buf, "</interface>\n");

    if (virBufferError(&buf)) {
        vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
        goto cleanup;
    }

    xml = virBufferContentAndReset(&buf);

1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073
    if (vshCommandOptBool(cmd, "print-xml")) {
        vshPrint(ctl, "%s", xml);
        functionReturn = true;
        goto cleanup;
    }

    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
        goto cleanup;

    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

1074
    if (flags || current)
1075
        ret = virDomainAttachDeviceFlags(dom, xml, flags);
1076
    else
1077 1078 1079 1080 1081 1082 1083 1084 1085
        ret = virDomainAttachDevice(dom, xml);

    if (ret != 0) {
        vshError(ctl, "%s", _("Failed to attach interface"));
    } else {
        vshPrint(ctl, "%s", _("Interface attached successfully\n"));
        functionReturn = true;
    }

1086
 cleanup:
1087 1088 1089
    VIR_FREE(xml);
    if (dom)
        virDomainFree(dom);
1090 1091 1092 1093 1094 1095 1096 1097
    virBufferFreeAndReset(&buf);
    return functionReturn;
}

/*
 * "autostart" command
 */
static const vshCmdInfo info_autostart[] = {
1098 1099 1100 1101 1102 1103 1104
    {.name = "help",
     .data = N_("autostart a domain")
    },
    {.name = "desc",
     .data = N_("Configure a domain to be automatically started at boot.")
    },
    {.name = NULL}
1105 1106 1107
};

static const vshCmdOptDef opts_autostart[] = {
1108 1109 1110 1111 1112 1113 1114 1115 1116 1117
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "disable",
     .type = VSH_OT_BOOL,
     .help = N_("disable autostarting")
    },
    {.name = NULL}
1118 1119 1120 1121 1122 1123 1124 1125 1126
};

static bool
cmdAutostart(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name;
    int autostart;

1127
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153
        return false;

    autostart = !vshCommandOptBool(cmd, "disable");

    if (virDomainSetAutostart(dom, autostart) < 0) {
        if (autostart)
            vshError(ctl, _("Failed to mark domain %s as autostarted"), name);
        else
            vshError(ctl, _("Failed to unmark domain %s as autostarted"), name);
        virDomainFree(dom);
        return false;
    }

    if (autostart)
        vshPrint(ctl, _("Domain %s marked as autostarted\n"), name);
    else
        vshPrint(ctl, _("Domain %s unmarked as autostarted\n"), name);

    virDomainFree(dom);
    return true;
}

/*
 * "blkdeviotune" command
 */
static const vshCmdInfo info_blkdeviotune[] = {
1154 1155 1156 1157 1158 1159 1160
    {.name = "help",
     .data = N_("Set or query a block device I/O tuning parameters.")
    },
    {.name = "desc",
     .data = N_("Set or query disk I/O parameters such as block throttling.")
    },
    {.name = NULL}
1161 1162 1163
};

static const vshCmdOptDef opts_blkdeviotune[] = {
1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "device",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("block device")
    },
    {.name = "total_bytes_sec",
     .type = VSH_OT_ALIAS,
     .help = "total-bytes-sec"
    },
    {.name = "total-bytes-sec",
     .type = VSH_OT_INT,
     .help = N_("total throughput limit in bytes per second")
    },
    {.name = "read_bytes_sec",
     .type = VSH_OT_ALIAS,
     .help = "read-bytes-sec"
    },
    {.name = "read-bytes-sec",
     .type = VSH_OT_INT,
     .help = N_("read throughput limit in bytes per second")
    },
    {.name = "write_bytes_sec",
     .type = VSH_OT_ALIAS,
     .help = "write-bytes-sec"
    },
    {.name = "write-bytes-sec",
     .type = VSH_OT_INT,
     .help =  N_("write throughput limit in bytes per second")
    },
    {.name = "total_iops_sec",
     .type = VSH_OT_ALIAS,
     .help = "total-iops-sec"
    },
    {.name = "total-iops-sec",
     .type = VSH_OT_INT,
     .help = N_("total I/O operations limit per second")
    },
    {.name = "read_iops_sec",
     .type = VSH_OT_ALIAS,
     .help = "read-iops-sec"
    },
    {.name = "read-iops-sec",
     .type = VSH_OT_INT,
     .help = N_("read I/O operations limit per second")
    },
    {.name = "write_iops_sec",
     .type = VSH_OT_ALIAS,
     .help = "write-iops-sec"
    },
    {.name = "write-iops-sec",
     .type = VSH_OT_INT,
     .help = N_("write I/O operations limit per second")
    },
1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277
    {.name = "total_bytes_sec_max",
     .type = VSH_OT_ALIAS,
     .help = "total-bytes-sec-max"
    },
    {.name = "total-bytes-sec-max",
     .type = VSH_OT_INT,
     .help = N_("total max in bytes")
    },
    {.name = "read_bytes_sec_max",
     .type = VSH_OT_ALIAS,
     .help = "read-bytes-sec-max"
    },
    {.name = "read-bytes-sec-max",
     .type = VSH_OT_INT,
     .help = N_("read max in bytes")
    },
    {.name = "write_bytes_sec_max",
     .type = VSH_OT_ALIAS,
     .help = "write-bytes-sec-max"
    },
    {.name = "write-bytes-sec-max",
     .type = VSH_OT_INT,
     .help = N_("write max in bytes")
    },
    {.name = "total_iops_sec_max",
     .type = VSH_OT_ALIAS,
     .help = "total-iops-sec-max"
    },
    {.name = "total-iops-sec-max",
     .type = VSH_OT_INT,
     .help = N_("total I/O operations max")
    },
    {.name = "read_iops_sec_max",
     .type = VSH_OT_ALIAS,
     .help = "read-iops-sec-max"
    },
    {.name = "read-iops-sec-max",
     .type = VSH_OT_INT,
     .help = N_("read I/O operations max")
    },
    {.name = "write_iops_sec_max",
     .type = VSH_OT_ALIAS,
     .help = "write-iops-sec-max"
    },
    {.name = "write-iops-sec-max",
     .type = VSH_OT_INT,
     .help = N_("write I/O operations max")
    },
    {.name = "size_iops_sec",
     .type = VSH_OT_ALIAS,
     .help = "size-iops-sec"
    },
    {.name = "size-iops-sec",
     .type = VSH_OT_INT,
     .help = N_("I/O size in bytes")
    },
1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
1291 1292 1293 1294 1295 1296 1297
};

static bool
cmdBlkdeviotune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *name, *disk;
1298
    unsigned long long value;
1299
    int nparams = 0;
1300
    int maxparams = 0;
1301
    virTypedParameterPtr params = NULL;
1302
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
1303
    size_t i;
1304 1305 1306 1307 1308 1309
    int rv = 0;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool ret = false;

1310 1311 1312 1313 1314 1315 1316
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
1317

1318
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
1319 1320
        goto cleanup;

1321
    if (vshCommandOptStringReq(ctl, cmd, "device", &disk) < 0)
1322 1323
        goto cleanup;

1324
    if ((rv = vshCommandOptULongLong(ctl, cmd, "total-bytes-sec", &value)) < 0) {
1325
        goto interror;
1326
    } else if (rv > 0) {
1327 1328 1329 1330
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1331 1332
    }

1333
    if ((rv = vshCommandOptULongLong(ctl, cmd, "read-bytes-sec", &value)) < 0) {
1334
        goto interror;
1335
    } else if (rv > 0) {
1336 1337 1338 1339
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1340 1341
    }

1342
    if ((rv = vshCommandOptULongLong(ctl, cmd, "write-bytes-sec", &value)) < 0) {
1343
        goto interror;
1344
    } else if (rv > 0) {
1345 1346 1347 1348
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1349 1350
    }

1351
    if ((rv = vshCommandOptULongLong(ctl, cmd, "total-bytes-sec-max", &value)) < 0) {
1352 1353 1354 1355 1356 1357 1358 1359
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1360
    if ((rv = vshCommandOptULongLong(ctl, cmd, "read-bytes-sec-max", &value)) < 0) {
1361 1362 1363 1364 1365 1366 1367 1368
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_BYTES_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1369
    if ((rv = vshCommandOptULongLong(ctl, cmd, "write-bytes-sec-max", &value)) < 0) {
1370 1371 1372 1373 1374 1375 1376 1377
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_BYTES_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1378
    if ((rv = vshCommandOptULongLong(ctl, cmd, "total-iops-sec", &value)) < 0) {
1379
        goto interror;
1380
    } else if (rv > 0) {
1381 1382 1383 1384
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_IOPS_SEC,
                                    value) < 0)
            goto save_error;
1385 1386
    }

1387
    if ((rv = vshCommandOptULongLong(ctl, cmd, "read-iops-sec", &value)) < 0) {
1388
        goto interror;
1389
    } else if (rv > 0) {
1390 1391 1392 1393
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_IOPS_SEC,
                                    value) < 0)
            goto save_error;
1394 1395
    }

1396
    if ((rv = vshCommandOptULongLong(ctl, cmd, "write-iops-sec", &value)) < 0) {
1397
        goto interror;
1398
    } else if (rv > 0) {
1399 1400 1401
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_IOPS_SEC,
                                    value) < 0)
1402 1403 1404
            goto save_error;
    }

1405
    if ((rv = vshCommandOptULongLong(ctl, cmd, "write-iops-sec-max", &value)) < 0) {
1406 1407 1408 1409 1410 1411 1412 1413
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_IOPS_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1414
    if ((rv = vshCommandOptULongLong(ctl, cmd, "read-iops-sec-max", &value)) < 0) {
1415 1416 1417 1418 1419 1420 1421 1422
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_IOPS_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1423
    if ((rv = vshCommandOptULongLong(ctl, cmd, "total-iops-sec-max", &value)) < 0) {
1424 1425 1426 1427 1428 1429 1430 1431
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_IOPS_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1432
    if ((rv = vshCommandOptULongLong(ctl, cmd, "size-iops-sec", &value)) < 0) {
1433 1434 1435 1436 1437
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_SIZE_IOPS_SEC,
                                    value) < 0)
1438
            goto save_error;
1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472
    }

    if (nparams == 0) {
        if (virDomainGetBlockIoTune(dom, NULL, NULL, &nparams, flags) != 0) {
            vshError(ctl, "%s",
                     _("Unable to get number of block I/O throttle parameters"));
            goto cleanup;
        }

        if (nparams == 0) {
            ret = true;
            goto cleanup;
        }

        params = vshCalloc(ctl, nparams, sizeof(*params));

        if (virDomainGetBlockIoTune(dom, disk, params, &nparams, flags) != 0) {
            vshError(ctl, "%s",
                     _("Unable to get block I/O throttle parameters"));
            goto cleanup;
        }

        for (i = 0; i < nparams; i++) {
            char *str = vshGetTypedParamValue(ctl, &params[i]);
            vshPrint(ctl, "%-15s: %s\n", params[i].field, str);
            VIR_FREE(str);
        }
    } else {
        if (virDomainSetBlockIoTune(dom, disk, params, nparams, flags) < 0)
            goto error;
    }

    ret = true;

1473
 cleanup:
1474
    virTypedParamsFree(params, nparams);
1475 1476
    if (dom)
        virDomainFree(dom);
1477 1478
    return ret;

1479
 save_error:
1480
    vshSaveLibvirtError();
1481
 error:
1482 1483
    vshError(ctl, "%s", _("Unable to change block I/O throttle"));
    goto cleanup;
1484

1485
 interror:
1486 1487
    vshError(ctl, "%s", _("Unable to parse integer parameter"));
    goto cleanup;
1488 1489 1490 1491 1492 1493
}

/*
 * "blkiotune" command
 */
static const vshCmdInfo info_blkiotune[] = {
1494 1495 1496 1497 1498
    {.name = "help",
     .data = N_("Get or set blkio parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current blkio parameters for a guest"
1499 1500
                " domain.\n"
                "    To get the blkio parameters use following command: \n\n"
1501 1502 1503
                "    virsh # blkiotune <domain>")
    },
    {.name = NULL}
1504 1505 1506
};

static const vshCmdOptDef opts_blkiotune[] = {
1507 1508 1509 1510 1511 1512 1513
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "weight",
     .type = VSH_OT_INT,
1514
     .help = N_("IO Weight")
1515 1516 1517 1518 1519
    },
    {.name = "device-weights",
     .type = VSH_OT_STRING,
     .help = N_("per-device IO Weights, in the form of /path/to/device,weight,...")
    },
1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535
    {.name = "device-read-iops-sec",
     .type = VSH_OT_STRING,
     .help = N_("per-device read I/O limit per second, in the form of /path/to/device,read_iops_sec,...")
    },
    {.name = "device-write-iops-sec",
     .type = VSH_OT_STRING,
     .help = N_("per-device write I/O limit per second, in the form of /path/to/device,write_iops_sec,...")
    },
    {.name = "device-read-bytes-sec",
     .type = VSH_OT_STRING,
     .help = N_("per-device bytes read per second, in the form of /path/to/device,read_bytes_sec,...")
    },
    {.name = "device-write-bytes-sec",
     .type = VSH_OT_STRING,
     .help = N_("per-device bytes wrote per second, in the form of /path/to/device,write_bytes_sec,...")
    },
1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
1549 1550 1551 1552 1553 1554 1555
};

static bool
cmdBlkiotune(vshControl * ctl, const vshCmd * cmd)
{
    virDomainPtr dom;
    const char *device_weight = NULL;
1556 1557 1558 1559
    const char *device_riops = NULL;
    const char *device_wiops = NULL;
    const char *device_rbps = NULL;
    const char *device_wbps = NULL;
1560 1561
    int weight = 0;
    int nparams = 0;
1562
    int maxparams = 0;
1563
    int rv = 0;
1564
    size_t i;
1565
    virTypedParameterPtr params = NULL;
1566
    bool ret = false;
1567
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
1568 1569 1570 1571
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

1572 1573 1574 1575 1576 1577 1578
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
1579

1580
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
1581 1582
        return false;

1583
    if ((rv = vshCommandOptInt(ctl, cmd, "weight", &weight)) < 0) {
1584
        goto cleanup;
1585
    } else if (rv > 0) {
1586 1587 1588 1589
        if (weight <= 0) {
            vshError(ctl, _("Invalid value of %d for I/O weight"), weight);
            goto cleanup;
        }
1590 1591 1592
        if (virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BLKIO_WEIGHT, weight) < 0)
            goto save_error;
1593 1594
    }

1595
    rv = vshCommandOptString(ctl, cmd, "device-weights", &device_weight);
1596
    if (rv < 0) {
1597
        vshError(ctl, "%s", _("Unable to parse string parameter"));
1598
        goto cleanup;
1599 1600 1601 1602 1603
    } else if (rv > 0) {
        if (virTypedParamsAddString(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLKIO_DEVICE_WEIGHT,
                                    device_weight) < 0)
            goto save_error;
1604 1605
    }

1606
    rv = vshCommandOptString(ctl, cmd, "device-read-iops-sec", &device_riops);
1607 1608 1609 1610 1611 1612 1613 1614 1615 1616
    if (rv < 0) {
        vshError(ctl, "%s", _("Unable to parse string parameter"));
        goto cleanup;
    } else if (rv > 0) {
        if (virTypedParamsAddString(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLKIO_DEVICE_READ_IOPS,
                                    device_riops) < 0)
            goto save_error;
    }

1617
    rv = vshCommandOptString(ctl, cmd, "device-write-iops-sec", &device_wiops);
1618 1619 1620 1621 1622 1623 1624 1625 1626 1627
    if (rv < 0) {
        vshError(ctl, "%s", _("Unable to parse string parameter"));
        goto cleanup;
    } else if (rv > 0) {
        if (virTypedParamsAddString(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLKIO_DEVICE_WRITE_IOPS,
                                    device_wiops) < 0)
            goto save_error;
    }

1628
    rv = vshCommandOptString(ctl, cmd, "device-read-bytes-sec", &device_rbps);
1629 1630 1631 1632 1633 1634 1635 1636 1637 1638
    if (rv < 0) {
        vshError(ctl, "%s", _("Unable to parse string parameter"));
        goto cleanup;
    } else if (rv > 0) {
        if (virTypedParamsAddString(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLKIO_DEVICE_READ_BPS,
                                    device_rbps) < 0)
            goto save_error;
    }

1639
    rv = vshCommandOptString(ctl, cmd, "device-write-bytes-sec", &device_wbps);
1640 1641 1642 1643 1644 1645 1646 1647 1648 1649
    if (rv < 0) {
        vshError(ctl, "%s", _("Unable to parse string parameter"));
        goto cleanup;
    } else if (rv > 0) {
        if (virTypedParamsAddString(&params, &nparams, &maxparams,
                                   VIR_DOMAIN_BLKIO_DEVICE_WRITE_BPS,
                                   device_wbps) < 0)
            goto save_error;
    }

1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677
    if (nparams == 0) {
        /* get the number of blkio parameters */
        if (virDomainGetBlkioParameters(dom, NULL, &nparams, flags) != 0) {
            vshError(ctl, "%s",
                     _("Unable to get number of blkio parameters"));
            goto cleanup;
        }

        if (nparams == 0) {
            /* nothing to output */
            ret = true;
            goto cleanup;
        }

        /* now go get all the blkio parameters */
        params = vshCalloc(ctl, nparams, sizeof(*params));
        if (virDomainGetBlkioParameters(dom, params, &nparams, flags) != 0) {
            vshError(ctl, "%s", _("Unable to get blkio parameters"));
            goto cleanup;
        }

        for (i = 0; i < nparams; i++) {
            char *str = vshGetTypedParamValue(ctl, &params[i]);
            vshPrint(ctl, "%-15s: %s\n", params[i].field, str);
            VIR_FREE(str);
        }
    } else {
        /* set the blkio parameters */
1678 1679
        if (virDomainSetBlkioParameters(dom, params, nparams, flags) < 0)
            goto error;
1680 1681 1682 1683
    }

    ret = true;

1684
 cleanup:
1685
    virTypedParamsFree(params, nparams);
1686 1687
    virDomainFree(dom);
    return ret;
1688

1689
 save_error:
1690
    vshSaveLibvirtError();
1691
 error:
1692 1693
    vshError(ctl, "%s", _("Unable to change blkio parameters"));
    goto cleanup;
1694 1695 1696 1697
}


static void
1698 1699
virshPrintJobProgress(const char *label, unsigned long long remaining,
                      unsigned long long total)
1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720
{
    int progress;

    if (remaining == 0) {
        /* migration has completed */
        progress = 100;
    } else {
        /* use float to avoid overflow */
        progress = (int)(100.0 - remaining * 100.0 / total);
        if (progress >= 100) {
            /* migration has not completed, do not print [100 %] */
            progress = 99;
        }
    }

    /* see comments in vshError about why we must flush */
    fflush(stdout);
    fprintf(stderr, "\r%s: [%3d %%]", label, progress);
    fflush(stderr);
}

1721
static volatile sig_atomic_t intCaught;
E
Eric Blake 已提交
1722

1723 1724 1725
static void virshCatchInt(int sig ATTRIBUTE_UNUSED,
                          siginfo_t *siginfo ATTRIBUTE_UNUSED,
                          void *context ATTRIBUTE_UNUSED)
E
Eric Blake 已提交
1726 1727 1728 1729
{
    intCaught = 1;
}

1730

1731 1732 1733
typedef struct _virshBlockJobWaitData virshBlockJobWaitData;
typedef virshBlockJobWaitData *virshBlockJobWaitDataPtr;
struct _virshBlockJobWaitData {
1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748
    vshControl *ctl;
    virDomainPtr dom;
    const char *dev;
    const char *job_name;

    bool verbose;
    unsigned int timeout;
    bool async_abort;

    int cb_id;
    int cb_id2;
    int status;
};


1749
static void
1750 1751 1752 1753 1754 1755
virshBlockJobStatusHandler(virConnectPtr conn ATTRIBUTE_UNUSED,
                           virDomainPtr dom ATTRIBUTE_UNUSED,
                           const char *disk,
                           int type ATTRIBUTE_UNUSED,
                           int status,
                           void *opaque)
1756
{
1757
    virshBlockJobWaitDataPtr data = opaque;
1758 1759 1760 1761 1762 1763 1764

    if (STREQ_NULLABLE(disk, data->dev))
        data->status = status;
}


/**
1765
 * virshBlockJobWaitInit:
1766 1767 1768 1769 1770 1771 1772 1773 1774 1775
 * @ctl: vsh control structure
 * @dom: domain object
 * @dev: block device name to wait for
 * @job_name: block job name to display in user-facing messages
 * @verbose: enable progress reporting
 * @timeout: number of milliseconds to wait before aborting the job
 * @async_abort: abort the job asynchronously
 *
 * Prepares virsh for waiting for completion of a block job. This function
 * registers event handlers for block job events and prepares the data structures
1776
 * for them. A call to virshBlockJobWait then waits for completion of the given
1777 1778 1779 1780 1781 1782
 * block job. This function should be tolerant to different versions of daemon
 * and the reporting capabilities of those.
 *
 * Returns the data structure that holds data needed for block job waiting or
 * NULL in case of error.
 */
1783 1784 1785 1786 1787 1788 1789 1790
static virshBlockJobWaitDataPtr
virshBlockJobWaitInit(vshControl *ctl,
                      virDomainPtr dom,
                      const char *dev,
                      const char *job_name,
                      bool verbose,
                      unsigned int timeout,
                      bool async_abort)
1791
{
1792 1793
    virshBlockJobWaitDataPtr ret;
    virshControlPtr priv = ctl->privData;
1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809

    if (VIR_ALLOC(ret) < 0)
        return NULL;

    ret->ctl = ctl;
    ret->dom = dom;
    ret->dev = dev;
    ret->job_name = job_name;

    ret->async_abort = async_abort;
    ret->timeout = timeout;
    ret->verbose = verbose;

    ret->status = -1;

    virConnectDomainEventGenericCallback cb =
1810
        VIR_DOMAIN_EVENT_CALLBACK(virshBlockJobStatusHandler);
1811

1812
    if ((ret->cb_id = virConnectDomainEventRegisterAny(priv->conn, dom,
1813 1814 1815 1816
                                                       VIR_DOMAIN_EVENT_ID_BLOCK_JOB,
                                                       cb, ret, NULL)) < 0)
        vshResetLibvirtError();

1817
    if ((ret->cb_id2 = virConnectDomainEventRegisterAny(priv->conn, dom,
1818 1819 1820 1821 1822 1823 1824 1825 1826
                                                        VIR_DOMAIN_EVENT_ID_BLOCK_JOB_2,
                                                        cb, ret, NULL)) < 0)
        vshResetLibvirtError();

    return ret;
}


static void
1827
virshBlockJobWaitFree(virshBlockJobWaitDataPtr data)
1828
{
1829 1830
    virshControlPtr priv = NULL;

1831 1832 1833
    if (!data)
        return;

1834
    priv = data->ctl->privData;
1835
    if (data->cb_id >= 0)
1836
        virConnectDomainEventDeregisterAny(priv->conn, data->cb_id);
1837
    if (data->cb_id2 >= 0)
1838
        virConnectDomainEventDeregisterAny(priv->conn, data->cb_id2);
1839 1840 1841 1842 1843 1844

    VIR_FREE(data);
}


/**
1845 1846
 * virshBlockJobWait:
 * @data: private data initialized by virshBlockJobWaitInit
1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857
 *
 * Waits for the block job to complete. This function prefers to get an event
 * from libvirt but still has fallback means if the device name can't be matched
 *
 * This function returns values from the virConnectDomainEventBlockJobStatus enum
 * or -1 in case of a internal error. Fallback states if a block job vanishes
 * without triggering the event is VIR_DOMAIN_BLOCK_JOB_COMPLETED. For two phase
 * jobs after the retry count for waiting for the event expires is
 * VIR_DOMAIN_BLOCK_JOB_READY.
 */
static int
1858
virshBlockJobWait(virshBlockJobWaitDataPtr data)
1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887
{
    /* For two phase jobs like active commit or block copy, the marker reaches
     * 100% and an event fires. In case where virsh would not be able to match
     * the event to the given block job we will wait for the number of retries
     * before claiming that we entered synchronised phase */
    unsigned int retries = 5;

    struct sigaction sig_action;
    struct sigaction old_sig_action;
    sigset_t sigmask, oldsigmask;

    unsigned long long start = 0;
    unsigned long long curr = 0;

    unsigned int abort_flags = 0;
    int ret = -1;
    virDomainBlockJobInfo info;
    int result;

    if (!data)
        return 0;

    if (data->async_abort)
        abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;

    sigemptyset(&sigmask);
    sigaddset(&sigmask, SIGINT);

    intCaught = 0;
1888
    sig_action.sa_sigaction = virshCatchInt;
1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929
    sig_action.sa_flags = SA_SIGINFO;
    sigemptyset(&sig_action.sa_mask);
    sigaction(SIGINT, &sig_action, &old_sig_action);

    if (data->timeout && virTimeMillisNow(&start) < 0) {
        vshSaveLibvirtError();
        return -1;
    }

    while (true) {
        pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask);
        result = virDomainGetBlockJobInfo(data->dom, data->dev, &info, 0);
        pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);

        if (result < 0) {
            vshError(data->ctl, _("failed to query job for disk %s"), data->dev);
            goto cleanup;
        }

        /* if we've got an event for the device we are waiting for we can end
         * the waiting loop */
        if ((data->cb_id >= 0 || data->cb_id2 >= 0) && data->status != -1) {
            ret = data->status;
            goto cleanup;
        }

        /* since virsh can't guarantee that the path provided by the user will
         * later be matched in the event we will need to keep the fallback
         * approach and claim success if the block job finishes or vanishes. */
        if (result == 0)
            break;

        /* for two-phase jobs we will try to wait in the synchronized phase
         * for event arrival since 100% completion doesn't necessarily mean that
         * the block job has finished and can be terminated with success */
        if (info.end == info.cur && --retries == 0) {
            ret = VIR_DOMAIN_BLOCK_JOB_READY;
            goto cleanup;
        }

        if (data->verbose)
1930 1931
            virshPrintJobProgress(data->job_name, info.end - info.cur,
                                  info.end);
1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958

        if (data->timeout && virTimeMillisNow(&curr) < 0) {
            vshSaveLibvirtError();
            goto cleanup;
        }

        if (intCaught || (data->timeout && (curr - start > data->timeout))) {
            if (virDomainBlockJobAbort(data->dom, data->dev, abort_flags) < 0) {
                vshError(data->ctl, _("failed to abort job for disk '%s'"),
                         data->dev);
                goto cleanup;
            }

            ret = VIR_DOMAIN_BLOCK_JOB_CANCELED;
            goto cleanup;
        }

        usleep(500 * 1000);
    }

    ret = VIR_DOMAIN_BLOCK_JOB_COMPLETED;

 cleanup:
    /* print 100% completed */
    if (data->verbose &&
        (ret == VIR_DOMAIN_BLOCK_JOB_COMPLETED ||
         ret == VIR_DOMAIN_BLOCK_JOB_READY))
1959
        virshPrintJobProgress(data->job_name, 0, 1);
1960 1961 1962

    sigaction(SIGINT, &old_sig_action, NULL);
    return ret;
1963 1964
}

1965

E
Eric Blake 已提交
1966 1967 1968 1969
/*
 * "blockcommit" command
 */
static const vshCmdInfo info_block_commit[] = {
1970 1971 1972 1973 1974 1975 1976
    {.name = "help",
     .data = N_("Start a block commit operation.")
    },
    {.name = "desc",
     .data = N_("Commit changes from a snapshot down to its backing image.")
    },
    {.name = NULL}
E
Eric Blake 已提交
1977 1978 1979
};

static const vshCmdOptDef opts_block_commit[] = {
1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "bandwidth",
1991
     .type = VSH_OT_INT,
1992 1993 1994
     .help = N_("bandwidth limit in MiB/s")
    },
    {.name = "base",
1995
     .type = VSH_OT_STRING,
1996 1997 1998 1999 2000 2001 2002
     .help = N_("path of base file to commit into (default bottom of chain)")
    },
    {.name = "shallow",
     .type = VSH_OT_BOOL,
     .help = N_("use backing file of top as base")
    },
    {.name = "top",
2003
     .type = VSH_OT_STRING,
2004 2005
     .help = N_("path of top file to commit from (default top of chain)")
    },
2006 2007 2008 2009
    {.name = "active",
     .type = VSH_OT_BOOL,
     .help = N_("trigger two-stage active commit of top file")
    },
2010 2011 2012 2013 2014 2015
    {.name = "delete",
     .type = VSH_OT_BOOL,
     .help = N_("delete files that were successfully committed")
    },
    {.name = "wait",
     .type = VSH_OT_BOOL,
2016 2017
     .help = N_("wait for job to complete "
                "(with --active, wait for job to sync)")
2018 2019 2020 2021 2022 2023 2024
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, display the progress")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
2025 2026 2027 2028 2029 2030 2031 2032 2033
     .help = N_("implies --wait, abort if copy exceeds timeout (in seconds)")
    },
    {.name = "pivot",
     .type = VSH_OT_BOOL,
     .help = N_("implies --active --wait, pivot when commit is synced")
    },
    {.name = "keep-overlay",
     .type = VSH_OT_BOOL,
     .help = N_("implies --active --wait, quit when commit is synced")
2034
    },
2035 2036 2037 2038
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, don't wait for cancel to finish")
    },
2039 2040 2041 2042
    {.name = "keep-relative",
     .type = VSH_OT_BOOL,
     .help = N_("keep the backing chain relatively referenced")
    },
2043
    {.name = NULL}
E
Eric Blake 已提交
2044 2045 2046 2047 2048 2049 2050 2051
};

static bool
cmdBlockCommit(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    bool verbose = vshCommandOptBool(cmd, "verbose");
2052 2053 2054
    bool pivot = vshCommandOptBool(cmd, "pivot");
    bool finish = vshCommandOptBool(cmd, "keep-overlay");
    bool active = vshCommandOptBool(cmd, "active") || pivot || finish;
2055 2056
    bool blocking = vshCommandOptBool(cmd, "wait") || pivot || finish;
    bool async = vshCommandOptBool(cmd, "async");
E
Eric Blake 已提交
2057 2058
    int timeout = 0;
    const char *path = NULL;
2059 2060
    const char *base = NULL;
    const char *top = NULL;
E
Eric Blake 已提交
2061
    int abort_flags = 0;
2062 2063
    unsigned int flags = 0;
    unsigned long bandwidth = 0;
2064
    virshBlockJobWaitDataPtr bjWait = NULL;
2065

2066 2067
    VSH_EXCLUSIVE_OPTIONS("pivot", "keep-overlay");

2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
        return false;

    if (vshCommandOptStringReq(ctl, cmd, "base", &base) < 0)
        return false;

    if (vshCommandOptStringReq(ctl, cmd, "top", &top) < 0)
        return false;

    if (vshCommandOptULWrap(ctl, cmd, "bandwidth", &bandwidth) < 0)
        return false;

    if (vshCommandOptBool(cmd, "shallow"))
        flags |= VIR_DOMAIN_BLOCK_COMMIT_SHALLOW;

    if (vshCommandOptBool(cmd, "delete"))
        flags |= VIR_DOMAIN_BLOCK_COMMIT_DELETE;

    if (active)
        flags |= VIR_DOMAIN_BLOCK_COMMIT_ACTIVE;

   if (vshCommandOptBool(cmd, "keep-relative"))
        flags |= VIR_DOMAIN_BLOCK_COMMIT_RELATIVE;
E
Eric Blake 已提交
2091

2092 2093 2094 2095 2096 2097 2098 2099 2100 2101
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
        return false;

    if (timeout)
        blocking = true;

    if (!blocking) {
        if (verbose) {
            vshError(ctl, "%s", _("--verbose requires at least one of --timeout, "
                                  "--wait, --pivot, or --keep-overlay"));
2102 2103
            return false;
        }
2104 2105 2106 2107

        if (async) {
            vshError(ctl, "%s", _("--async requires at least one of --timeout, "
                                  "--wait, --pivot, or --keep-overlay"));
2108
            return false;
2109 2110
        }
    }
E
Eric Blake 已提交
2111

2112 2113 2114
    if (async)
        abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;

2115
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2116 2117
        return false;

2118
    if (blocking &&
2119 2120
        !(bjWait = virshBlockJobWaitInit(ctl, dom, path, _("Block commit"),
                                         verbose, timeout, async)))
2121
        goto cleanup;
2122

2123
    if (virDomainBlockCommit(dom, path, base, top, bandwidth, flags) < 0)
E
Eric Blake 已提交
2124 2125 2126
        goto cleanup;

    if (!blocking) {
2127 2128 2129 2130 2131
        if (active)
            vshPrint(ctl, "%s", _("Active Block Commit started"));
        else
            vshPrint(ctl, "%s", _("Block Commit started"));

E
Eric Blake 已提交
2132 2133 2134 2135
        ret = true;
        goto cleanup;
    }

2136
    /* Execution continues here only if --wait or friends were specified */
2137
    switch (virshBlockJobWait(bjWait)) {
2138 2139
        case -1:
            goto cleanup;
2140

2141 2142 2143 2144
        case VIR_DOMAIN_BLOCK_JOB_CANCELED:
            vshPrint(ctl, "\n%s", _("Commit aborted"));
            goto cleanup;
            break;
E
Eric Blake 已提交
2145

2146 2147
        case VIR_DOMAIN_BLOCK_JOB_FAILED:
            vshPrint(ctl, "\n%s", _("Commit failed"));
E
Eric Blake 已提交
2148 2149 2150
            goto cleanup;
            break;

2151 2152
        case VIR_DOMAIN_BLOCK_JOB_READY:
        case VIR_DOMAIN_BLOCK_JOB_COMPLETED:
2153
            break;
2154
    }
E
Eric Blake 已提交
2155

2156 2157 2158
    if (active) {
        if (pivot) {
            abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_PIVOT;
E
Eric Blake 已提交
2159
            if (virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
2160
                vshError(ctl, _("failed to pivot job for disk %s"), path);
E
Eric Blake 已提交
2161 2162 2163
                goto cleanup;
            }

2164 2165 2166 2167 2168 2169
            vshPrint(ctl, "\n%s", _("Successfully pivoted"));
        } else if (finish) {
            if (virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
                vshError(ctl, _("failed to finish job for disk %s"), path);
                goto cleanup;
            }
2170

2171 2172 2173
            vshPrint(ctl, "\n%s", _("Commit complete, overlay image kept"));
        } else {
            vshPrint(ctl, "\n%s", _("Now in synchronized phase"));
2174
        }
2175
    } else {
2176
        vshPrint(ctl, "\n%s", _("Commit complete"));
2177
    }
E
Eric Blake 已提交
2178 2179

    ret = true;
2180
 cleanup:
2181
    virDomainFree(dom);
2182
    virshBlockJobWaitFree(bjWait);
E
Eric Blake 已提交
2183 2184 2185
    return ret;
}

2186 2187 2188 2189
/*
 * "blockcopy" command
 */
static const vshCmdInfo info_block_copy[] = {
2190 2191 2192 2193
    {.name = "help",
     .data = N_("Start a block copy operation.")
    },
    {.name = "desc",
2194
     .data = N_("Copy a disk backing image chain to dest.")
2195 2196
    },
    {.name = NULL}
2197 2198 2199
};

static const vshCmdOptDef opts_block_copy[] = {
2200 2201 2202 2203 2204 2205 2206 2207
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
E
Eric Blake 已提交
2208
     .help = N_("fully-qualified path of source disk")
2209 2210
    },
    {.name = "dest",
2211
     .type = VSH_OT_STRING,
2212 2213 2214
     .help = N_("path of the copy to create")
    },
    {.name = "bandwidth",
2215
     .type = VSH_OT_INT,
2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226
     .help = N_("bandwidth limit in MiB/s")
    },
    {.name = "shallow",
     .type = VSH_OT_BOOL,
     .help = N_("make the copy share a backing chain")
    },
    {.name = "reuse-external",
     .type = VSH_OT_BOOL,
     .help = N_("reuse existing destination")
    },
    {.name = "raw",
E
Eric Blake 已提交
2227 2228
     .type = VSH_OT_ALIAS,
     .help = "format=raw"
2229
    },
2230 2231 2232 2233
    {.name = "blockdev",
     .type = VSH_OT_BOOL,
     .help = N_("copy destination is block device instead of regular file")
    },
2234 2235 2236 2237 2238 2239 2240 2241 2242 2243
    {.name = "wait",
     .type = VSH_OT_BOOL,
     .help = N_("wait for job to reach mirroring phase")
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, display the progress")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
E
Eric Blake 已提交
2244
     .help = N_("implies --wait, abort if copy exceeds timeout (in seconds)")
2245 2246 2247
    },
    {.name = "pivot",
     .type = VSH_OT_BOOL,
E
Eric Blake 已提交
2248
     .help = N_("implies --wait, pivot when mirroring starts")
2249 2250 2251
    },
    {.name = "finish",
     .type = VSH_OT_BOOL,
E
Eric Blake 已提交
2252
     .help = N_("implies --wait, quit when mirroring starts")
2253 2254 2255 2256 2257
    },
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, don't wait for cancel to finish")
    },
E
Eric Blake 已提交
2258
    {.name = "xml",
2259
     .type = VSH_OT_STRING,
E
Eric Blake 已提交
2260 2261 2262
     .help = N_("filename containing XML description of the copy destination")
    },
    {.name = "format",
2263
     .type = VSH_OT_STRING,
E
Eric Blake 已提交
2264 2265 2266 2267 2268 2269 2270 2271 2272 2273
     .help = N_("format of the destination file")
    },
    {.name = "granularity",
     .type = VSH_OT_INT,
     .help = N_("power-of-two granularity to use during the copy")
    },
    {.name = "buf-size",
     .type = VSH_OT_INT,
     .help = N_("maximum amount of in-flight data during the copy")
    },
2274
    {.name = NULL}
2275 2276 2277 2278 2279 2280
};

static bool
cmdBlockCopy(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
E
Eric Blake 已提交
2281 2282
    const char *dest = NULL;
    const char *format = NULL;
2283
    unsigned long bandwidth = 0;
E
Eric Blake 已提交
2284 2285 2286
    unsigned int granularity = 0;
    unsigned long long buf_size = 0;
    unsigned int flags = 0;
2287 2288 2289 2290
    bool ret = false;
    bool verbose = vshCommandOptBool(cmd, "verbose");
    bool pivot = vshCommandOptBool(cmd, "pivot");
    bool finish = vshCommandOptBool(cmd, "finish");
E
Eric Blake 已提交
2291
    bool blockdev = vshCommandOptBool(cmd, "blockdev");
2292 2293
    bool blocking = vshCommandOptBool(cmd, "wait") || finish || pivot;
    bool async = vshCommandOptBool(cmd, "async");
2294 2295 2296
    int timeout = 0;
    const char *path = NULL;
    int abort_flags = 0;
E
Eric Blake 已提交
2297 2298 2299
    const char *xml = NULL;
    char *xmlstr = NULL;
    virTypedParameterPtr params = NULL;
2300
    virshBlockJobWaitDataPtr bjWait = NULL;
E
Eric Blake 已提交
2301
    int nparams = 0;
2302

2303 2304
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
        return false;
2305
    if (vshCommandOptString(ctl, cmd, "dest", &dest) < 0)
E
Eric Blake 已提交
2306
        return false;
2307
    if (vshCommandOptString(ctl, cmd, "xml", &xml) < 0)
E
Eric Blake 已提交
2308
        return false;
2309
    if (vshCommandOptString(ctl, cmd, "format", &format) < 0)
E
Eric Blake 已提交
2310
        return false;
2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334
    /* XXX: Parse bandwidth as scaled input, rather than forcing
     * MiB/s, and either reject negative input or treat it as 0 rather
     * than trying to guess which value will work well across both
     * APIs with their different sizes and scales.  */
    if (vshCommandOptULWrap(ctl, cmd, "bandwidth", &bandwidth) < 0)
        return false;
    if (vshCommandOptUInt(ctl, cmd, "granularity", &granularity) < 0)
        return false;
    if (vshCommandOptULongLong(ctl, cmd, "buf-size", &buf_size) < 0)
        return false;
    /* Exploit that some VIR_DOMAIN_BLOCK_REBASE_* and
     * VIR_DOMAIN_BLOCK_COPY_* flags have the same values.  */
    if (vshCommandOptBool(cmd, "shallow"))
        flags |= VIR_DOMAIN_BLOCK_REBASE_SHALLOW;
    if (vshCommandOptBool(cmd, "reuse-external"))
        flags |= VIR_DOMAIN_BLOCK_REBASE_REUSE_EXT;
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
        return false;

    if (timeout)
        blocking = true;

    if (async)
        abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;
E
Eric Blake 已提交
2335 2336 2337 2338

    VSH_EXCLUSIVE_OPTIONS_VAR(dest, xml);
    VSH_EXCLUSIVE_OPTIONS_VAR(format, xml);
    VSH_EXCLUSIVE_OPTIONS_VAR(blockdev, xml);
2339
    VSH_EXCLUSIVE_OPTIONS_VAR(pivot, finish);
2340

2341 2342 2343 2344 2345 2346 2347 2348 2349
    if (!dest && !xml) {
        vshError(ctl, "%s", _("need either --dest or --xml"));
        return false;
    }

    if (!blocking) {
        if (verbose) {
            vshError(ctl, "%s", _("--verbose requires at least one of --timeout, "
                                  "--wait, --pivot, or --finish"));
2350 2351
            return false;
        }
2352 2353 2354 2355

        if (async) {
            vshError(ctl, "%s", _("--async requires at least one of --timeout, "
                                  "--wait, --pivot, or --finish"));
2356
            return false;
2357 2358
        }
    }
2359

2360
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2361 2362
        goto cleanup;

2363
    if (blocking &&
2364 2365
        !(bjWait = virshBlockJobWaitInit(ctl, dom, path, _("Block Copy"),
                                         verbose, timeout, async)))
2366 2367
        goto cleanup;

E
Eric Blake 已提交
2368
    if (xml) {
2369
        if (virFileReadAll(xml, VSH_MAX_XML_FILE, &xmlstr) < 0) {
E
Eric Blake 已提交
2370 2371 2372 2373
            vshReportError(ctl);
            goto cleanup;
        }
    }
2374

E
Eric Blake 已提交
2375 2376 2377 2378 2379 2380 2381
    if (granularity || buf_size || (format && STRNEQ(format, "raw")) || xml) {
        /* New API */
        if (bandwidth || granularity || buf_size) {
            params = vshCalloc(ctl, 3, sizeof(*params));
            if (bandwidth) {
                /* bandwidth is ulong MiB/s, but the typed parameter is
                 * ullong bytes/s; make sure we don't overflow */
2382 2383
                unsigned long long limit = MIN(ULONG_MAX, ULLONG_MAX >> 20);
                if (bandwidth > limit) {
2384 2385
                    vshError(ctl, _("bandwidth must be less than %llu"), limit);
                    goto cleanup;
E
Eric Blake 已提交
2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426
                }
                if (virTypedParameterAssign(&params[nparams++],
                                            VIR_DOMAIN_BLOCK_COPY_BANDWIDTH,
                                            VIR_TYPED_PARAM_ULLONG,
                                            bandwidth << 20ULL) < 0)
                    goto cleanup;
            }
            if (granularity &&
                virTypedParameterAssign(&params[nparams++],
                                        VIR_DOMAIN_BLOCK_COPY_GRANULARITY,
                                        VIR_TYPED_PARAM_UINT,
                                        granularity) < 0)
                goto cleanup;
            if (buf_size &&
                virTypedParameterAssign(&params[nparams++],
                                        VIR_DOMAIN_BLOCK_COPY_BUF_SIZE,
                                        VIR_TYPED_PARAM_ULLONG,
                                        buf_size) < 0)
                goto cleanup;
        }

        if (!xmlstr) {
            virBuffer buf = VIR_BUFFER_INITIALIZER;
            virBufferAsprintf(&buf, "<disk type='%s'>\n",
                              blockdev ? "block" : "file");
            virBufferAdjustIndent(&buf, 2);
            virBufferAsprintf(&buf, "<source %s", blockdev ? "dev" : "file");
            virBufferEscapeString(&buf, "='%s'/>\n", dest);
            virBufferEscapeString(&buf, "<driver type='%s'/>\n", format);
            virBufferAdjustIndent(&buf, -2);
            virBufferAddLit(&buf, "</disk>\n");
            if (virBufferCheckError(&buf) < 0)
                goto cleanup;
            xmlstr = virBufferContentAndReset(&buf);
        }

        if (virDomainBlockCopy(dom, path, xmlstr, params, nparams, flags) < 0)
            goto cleanup;
    } else {
        /* Old API */
        flags |= VIR_DOMAIN_BLOCK_REBASE_COPY;
2427
        if (blockdev)
E
Eric Blake 已提交
2428 2429 2430 2431 2432 2433 2434
            flags |= VIR_DOMAIN_BLOCK_REBASE_COPY_DEV;
        if (STREQ_NULLABLE(format, "raw"))
            flags |= VIR_DOMAIN_BLOCK_REBASE_COPY_RAW;

        if (virDomainBlockRebase(dom, path, dest, bandwidth, flags) < 0)
            goto cleanup;
    }
2435 2436 2437 2438 2439 2440 2441

    if (!blocking) {
        vshPrint(ctl, "%s", _("Block Copy started"));
        ret = true;
        goto cleanup;
    }

2442
    /* Execution continues here only if --wait or friends were specified */
2443
    switch (virshBlockJobWait(bjWait)) {
2444
        case -1:
2445
            goto cleanup;
2446

2447 2448
        case VIR_DOMAIN_BLOCK_JOB_CANCELED:
            vshPrint(ctl, "\n%s", _("Copy aborted"));
2449
            goto cleanup;
2450
            break;
E
Eric Blake 已提交
2451

2452 2453 2454
        case VIR_DOMAIN_BLOCK_JOB_FAILED:
            vshPrint(ctl, "\n%s", _("Copy failed"));
            goto cleanup;
2455 2456
            break;

2457 2458 2459
        case VIR_DOMAIN_BLOCK_JOB_READY:
        case VIR_DOMAIN_BLOCK_JOB_COMPLETED:
            break;
2460 2461
    }

2462
    if (pivot) {
2463 2464 2465 2466 2467
        abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_PIVOT;
        if (virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
            vshError(ctl, _("failed to pivot job for disk %s"), path);
            goto cleanup;
        }
2468

E
Eric Blake 已提交
2469
        vshPrint(ctl, "\n%s", _("Successfully pivoted"));
2470 2471 2472 2473 2474 2475
    } else if (finish) {
        if (virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
            vshError(ctl, _("failed to finish job for disk %s"), path);
            goto cleanup;
        }

E
Eric Blake 已提交
2476
        vshPrint(ctl, "\n%s", _("Successfully copied"));
2477
    } else {
E
Eric Blake 已提交
2478
        vshPrint(ctl, "\n%s", _("Now in mirroring phase"));
2479
    }
2480 2481

    ret = true;
2482

2483
 cleanup:
E
Eric Blake 已提交
2484 2485
    VIR_FREE(xmlstr);
    virTypedParamsFree(params, nparams);
2486
    virDomainFree(dom);
2487
    virshBlockJobWaitFree(bjWait);
2488 2489 2490 2491 2492 2493 2494
    return ret;
}

/*
 * "blockjob" command
 */
static const vshCmdInfo info_block_job[] = {
2495 2496 2497 2498 2499 2500 2501
    {.name = "help",
     .data = N_("Manage active block operations")
    },
    {.name = "desc",
     .data = N_("Query, adjust speed, or cancel active block operations.")
    },
    {.name = NULL}
2502 2503 2504
};

static const vshCmdOptDef opts_block_job[] = {
2505 2506 2507 2508 2509 2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "abort",
     .type = VSH_OT_BOOL,
     .help = N_("abort the active job on the specified disk")
    },
    {.name = "async",
     .type = VSH_OT_BOOL,
2521
     .help = N_("implies --abort; request but don't wait for job end")
2522 2523 2524
    },
    {.name = "pivot",
     .type = VSH_OT_BOOL,
2525
     .help = N_("implies --abort; conclude and pivot a copy or commit job")
2526 2527 2528 2529 2530
    },
    {.name = "info",
     .type = VSH_OT_BOOL,
     .help = N_("get active job information for the specified disk")
    },
2531 2532 2533 2534
    {.name = "bytes",
     .type = VSH_OT_BOOL,
     .help = N_("with --info, get bandwidth in bytes rather than MiB/s")
    },
2535 2536 2537 2538
    {.name = "raw",
     .type = VSH_OT_BOOL,
     .help = N_("implies --info; output details rather than human summary")
    },
2539
    {.name = "bandwidth",
2540 2541
     .type = VSH_OT_INT,
     .help = N_("set the bandwidth limit in MiB/s")
2542 2543
    },
    {.name = NULL}
2544 2545
};

2546 2547
VIR_ENUM_DECL(virshDomainBlockJob)
VIR_ENUM_IMPL(virshDomainBlockJob,
2548 2549 2550 2551
              VIR_DOMAIN_BLOCK_JOB_TYPE_LAST,
              N_("Unknown job"),
              N_("Block Pull"),
              N_("Block Copy"),
2552 2553
              N_("Block Commit"),
              N_("Active Block Commit"))
2554 2555

static const char *
2556
virshDomainBlockJobToString(int type)
2557
{
2558
    const char *str = virshDomainBlockJobTypeToString(type);
2559 2560 2561
    return str ? _(str) : _("Unknown job");
}

2562

2563
static bool
2564 2565 2566 2567 2568
virshBlockJobInfo(vshControl *ctl,
                  virDomainPtr dom,
                  const char *path,
                  bool raw,
                  bool bytes)
2569 2570
{
    virDomainBlockJobInfo info;
2571
    virshControlPtr priv = ctl->privData;
2572 2573
    unsigned long long speed;
    unsigned int flags = 0;
2574
    bool ret = false;
2575
    int rc = -1;
2576

2577 2578
    /* If bytes were requested, or if raw mode is not forcing a MiB/s
     * query and cache can't prove failure, then query bytes/sec.  */
2579
    if (bytes || !(raw || priv->blockJobNoBytes)) {
2580 2581 2582 2583 2584 2585
        flags |= VIR_DOMAIN_BLOCK_JOB_INFO_BANDWIDTH_BYTES;
        rc = virDomainGetBlockJobInfo(dom, path, &info, flags);
        if (rc < 0) {
            /* Check for particular errors, let all the rest be fatal. */
            switch (last_error->code) {
            case VIR_ERR_INVALID_ARG:
2586
                priv->blockJobNoBytes = true;
2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599 2600 2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 2617
                /* fallthrough */
            case VIR_ERR_OVERFLOW:
                if (!bytes && !raw) {
                    /* try again with MiB/s, unless forcing bytes */
                    vshResetLibvirtError();
                    break;
                }
                /* fallthrough */
            default:
                goto cleanup;
            }
        }
        speed = info.bandwidth;
    }
    /* If we don't already have a query result, query for MiB/s */
    if (rc < 0) {
        flags &= ~VIR_DOMAIN_BLOCK_JOB_INFO_BANDWIDTH_BYTES;
        if ((rc = virDomainGetBlockJobInfo(dom, path, &info, flags)) < 0)
            goto cleanup;
        speed = info.bandwidth;
        /* Scale to bytes/s unless in raw mode */
        if (!raw) {
            speed <<= 20;
            if (speed >> 20 != info.bandwidth) {
                vshError(ctl, _("overflow in converting %ld MiB/s to bytes\n"),
                         info.bandwidth);
                goto cleanup;
            }
        }
    }

2618
    if (rc == 0) {
2619 2620
        if (!raw)
            vshPrint(ctl, _("No current block job for %s"), path);
2621 2622 2623
        ret = true;
        goto cleanup;
    }
2624

2625 2626
    if (raw) {
        vshPrint(ctl, _(" type=%s\n bandwidth=%lu\n cur=%llu\n end=%llu\n"),
2627
                 virshDomainBlockJobTypeToString(info.type),
2628 2629
                 info.bandwidth, info.cur, info.end);
    } else {
2630 2631
        virshPrintJobProgress(virshDomainBlockJobToString(info.type),
                              info.end - info.cur, info.end);
2632 2633 2634 2635 2636 2637
        if (speed) {
            const char *unit;
            double val = vshPrettyCapacity(speed, &unit);
            vshPrint(ctl, _("    Bandwidth limit: %llu bytes/s (%-.3lf %s/s)"),
                     speed, val, unit);
        }
2638 2639
        vshPrint(ctl, "\n");
    }
2640

2641
    ret = true;
2642 2643 2644 2645 2646 2647

 cleanup:
    return ret;
}


2648
static bool
2649 2650 2651 2652
virshBlockJobSetSpeed(vshControl *ctl,
                      const vshCmd *cmd,
                      virDomainPtr dom,
                      const char *path)
2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665
{
    unsigned long bandwidth;

    if (vshCommandOptULWrap(ctl, cmd, "bandwidth", &bandwidth) < 0)
        return false;

    if (virDomainBlockJobSetSpeed(dom, path, bandwidth, 0) < 0)
        return false;

    return true;
}


2666
static bool
2667 2668 2669 2670
virshBlockJobAbort(virDomainPtr dom,
                   const char *path,
                   bool pivot,
                   bool async)
2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685
{
    unsigned int flags = 0;

    if (async)
        flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;
    if (pivot)
        flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_PIVOT;

    if (virDomainBlockJobAbort(dom, path, flags) < 0)
        return false;

    return true;
}


2686 2687 2688 2689 2690 2691
static bool
cmdBlockJob(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = false;
    bool raw = vshCommandOptBool(cmd, "raw");
    bool bytes = vshCommandOptBool(cmd, "bytes");
2692 2693 2694 2695
    bool abortMode = vshCommandOptBool(cmd, "abort");
    bool pivot = vshCommandOptBool(cmd, "pivot");
    bool async = vshCommandOptBool(cmd, "async");
    bool info = vshCommandOptBool(cmd, "info");
2696 2697 2698 2699
    bool bandwidth = vshCommandOptBool(cmd, "bandwidth");
    virDomainPtr dom = NULL;
    const char *path;

2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712
    VSH_EXCLUSIVE_OPTIONS("raw", "abort");
    VSH_EXCLUSIVE_OPTIONS_VAR(raw, pivot);
    VSH_EXCLUSIVE_OPTIONS_VAR(raw, async);
    VSH_EXCLUSIVE_OPTIONS_VAR(raw, bandwidth);

    VSH_EXCLUSIVE_OPTIONS("info", "abort");
    VSH_EXCLUSIVE_OPTIONS_VAR(info, pivot);
    VSH_EXCLUSIVE_OPTIONS_VAR(info, async);
    VSH_EXCLUSIVE_OPTIONS_VAR(info, bandwidth);

    VSH_EXCLUSIVE_OPTIONS("bytes", "abort");
    VSH_EXCLUSIVE_OPTIONS_VAR(bytes, pivot);
    VSH_EXCLUSIVE_OPTIONS_VAR(bytes, async);
2713
    /* XXX also support --bytes with bandwidth mode */
2714
    VSH_EXCLUSIVE_OPTIONS_VAR(bytes, bandwidth);
2715

2716
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2717 2718 2719 2720 2721 2722
        goto cleanup;

    /* XXX Allow path to be optional to list info on all devices at once */
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
        goto cleanup;

2723
    if (bandwidth)
2724
        ret = virshBlockJobSetSpeed(ctl, cmd, dom, path);
2725
    else if (abortMode || pivot || async)
2726
        ret = virshBlockJobAbort(dom, path, pivot, async);
2727
    else
2728
        ret = virshBlockJobInfo(ctl, dom, path, raw, bytes);
2729

2730 2731 2732 2733
 cleanup:
    if (dom)
        virDomainFree(dom);
    return ret;
2734 2735 2736 2737 2738 2739
}

/*
 * "blockpull" command
 */
static const vshCmdInfo info_block_pull[] = {
2740 2741 2742 2743 2744 2745 2746
    {.name = "help",
     .data = N_("Populate a disk from its backing image.")
    },
    {.name = "desc",
     .data = N_("Populate a disk from its backing image.")
    },
    {.name = NULL}
2747 2748 2749
};

static const vshCmdOptDef opts_block_pull[] = {
2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 2760
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "bandwidth",
2761
     .type = VSH_OT_INT,
2762 2763 2764
     .help = N_("bandwidth limit in MiB/s")
    },
    {.name = "base",
2765
     .type = VSH_OT_STRING,
2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783
     .help = N_("path of backing file in chain for a partial pull")
    },
    {.name = "wait",
     .type = VSH_OT_BOOL,
     .help = N_("wait for job to finish")
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, display the progress")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
     .help = N_("with --wait, abort if pull exceeds timeout (in seconds)")
    },
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, don't wait for cancel to finish")
    },
2784 2785 2786 2787
    {.name = "keep-relative",
     .type = VSH_OT_BOOL,
     .help = N_("keep the backing chain relatively referenced")
    },
2788
    {.name = NULL}
2789 2790 2791 2792 2793 2794 2795 2796 2797
};

static bool
cmdBlockPull(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    bool blocking = vshCommandOptBool(cmd, "wait");
    bool verbose = vshCommandOptBool(cmd, "verbose");
2798
    bool async = vshCommandOptBool(cmd, "async");
2799 2800
    int timeout = 0;
    const char *path = NULL;
2801 2802 2803
    const char *base = NULL;
    unsigned long bandwidth = 0;
    unsigned int flags = 0;
2804
    virshBlockJobWaitDataPtr bjWait = NULL;
2805

2806 2807 2808
    VSH_REQUIRE_OPTION("verbose", "wait");
    VSH_REQUIRE_OPTION("async", "wait");

2809 2810 2811 2812 2813 2814 2815 2816 2817
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
        return false;

    if (vshCommandOptStringReq(ctl, cmd, "base", &base) < 0)
        return false;

    if (vshCommandOptULWrap(ctl, cmd, "bandwidth", &bandwidth) < 0)
        return false;

2818 2819 2820
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
        return false;

2821 2822
    if (vshCommandOptBool(cmd, "keep-relative"))
        flags |= VIR_DOMAIN_BLOCK_REBASE_RELATIVE;
2823

2824
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2825 2826
        return false;

2827
    if (blocking &&
2828 2829
        !(bjWait = virshBlockJobWaitInit(ctl, dom, path, _("Block Pull"),
                                         verbose, timeout, async)))
2830
        goto cleanup;
2831

2832 2833 2834 2835 2836 2837 2838
    if (base || flags) {
        if (virDomainBlockRebase(dom, path, base, bandwidth, flags) < 0)
            goto cleanup;
    } else {
        if (virDomainBlockPull(dom, path, bandwidth, 0) < 0)
            goto cleanup;
    }
2839 2840 2841 2842 2843 2844 2845

    if (!blocking) {
        vshPrint(ctl, "%s", _("Block Pull started"));
        ret = true;
        goto cleanup;
    }

2846
    /* Execution continues here only if --wait or friends were specified */
2847
    switch (virshBlockJobWait(bjWait)) {
2848 2849
        case -1:
            goto cleanup;
2850

2851 2852
        case VIR_DOMAIN_BLOCK_JOB_CANCELED:
            vshPrint(ctl, "\n%s", _("Pull aborted"));
2853 2854 2855
            goto cleanup;
            break;

2856 2857 2858 2859
        case VIR_DOMAIN_BLOCK_JOB_FAILED:
            vshPrint(ctl, "\n%s", _("Pull failed"));
            goto cleanup;
            break;
2860

2861 2862 2863 2864
        case VIR_DOMAIN_BLOCK_JOB_READY:
        case VIR_DOMAIN_BLOCK_JOB_COMPLETED:
            vshPrint(ctl, "\n%s", _("Pull complete"));
            break;
2865 2866 2867
    }

    ret = true;
2868

2869
 cleanup:
2870
    virDomainFree(dom);
2871
    virshBlockJobWaitFree(bjWait);
2872 2873 2874 2875 2876 2877 2878
    return ret;
}

/*
 * "blockresize" command
 */
static const vshCmdInfo info_block_resize[] = {
2879 2880 2881 2882 2883 2884 2885
    {.name = "help",
     .data = N_("Resize block device of domain.")
    },
    {.name = "desc",
     .data = N_("Resize block device of domain.")
    },
    {.name = NULL}
2886 2887 2888
};

static const vshCmdOptDef opts_block_resize[] = {
2889 2890 2891 2892 2893 2894 2895 2896 2897 2898 2899 2900 2901 2902 2903 2904
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("Fully-qualified path of block device")
    },
    {.name = "size",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("New size of the block device, as scaled integer (default KiB)")
    },
    {.name = NULL}
2905 2906 2907 2908 2909 2910 2911 2912 2913
};

static bool
cmdBlockResize(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *path = NULL;
    unsigned long long size = 0;
    unsigned int flags = 0;
E
Eric Blake 已提交
2914
    bool ret = false;
2915

2916
    if (vshCommandOptStringReq(ctl, cmd, "path", (const char **) &path) < 0)
2917 2918
        return false;

2919
    if (vshCommandOptScaledInt(ctl, cmd, "size", &size, 1024, ULLONG_MAX) < 0)
2920 2921 2922 2923 2924 2925 2926 2927
        return false;

    /* Prefer the older interface of KiB.  */
    if (size % 1024 == 0)
        size /= 1024;
    else
        flags |= VIR_DOMAIN_BLOCK_RESIZE_BYTES;

2928
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2929 2930 2931 2932 2933 2934 2935 2936 2937 2938 2939 2940 2941 2942 2943 2944 2945 2946
        return false;

    if (virDomainBlockResize(dom, path, size, flags) < 0) {
        vshError(ctl, _("Failed to resize block device '%s'"), path);
    } else {
        vshPrint(ctl, _("Block device '%s' is resized"), path);
        ret = true;
    }

    virDomainFree(dom);
    return ret;
}

#ifndef WIN32
/*
 * "console" command
 */
static const vshCmdInfo info_console[] = {
2947 2948 2949 2950 2951 2952 2953
    {.name = "help",
     .data = N_("connect to the guest console")
    },
    {.name = "desc",
     .data = N_("Connect the virtual serial console for the guest")
    },
    {.name = NULL}
2954 2955 2956
};

static const vshCmdOptDef opts_console[] = {
2957 2958 2959 2960 2961
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
2962
    {.name = "devname", /* sc_prohibit_devname */
2963 2964 2965 2966 2967 2968 2969 2970 2971 2972 2973 2974
     .type = VSH_OT_STRING,
     .help = N_("character device name")
    },
    {.name = "force",
     .type = VSH_OT_BOOL,
     .help =  N_("force console connection (disconnect already connected sessions)")
    },
    {.name = "safe",
     .type = VSH_OT_BOOL,
     .help =  N_("only connect if safe console handling is supported")
    },
    {.name = NULL}
2975 2976 2977 2978 2979 2980 2981 2982 2983
};

static bool
cmdRunConsole(vshControl *ctl, virDomainPtr dom,
              const char *name,
              unsigned int flags)
{
    bool ret = false;
    int state;
2984
    virshControlPtr priv = ctl->privData;
2985

2986
    if ((state = virshDomainState(ctl, dom, NULL)) < 0) {
2987 2988 2989 2990 2991 2992 2993 2994 2995 2996 2997 2998 2999 3000 3001
        vshError(ctl, "%s", _("Unable to get domain status"));
        goto cleanup;
    }

    if (state == VIR_DOMAIN_SHUTOFF) {
        vshError(ctl, "%s", _("The domain is not running"));
        goto cleanup;
    }

    if (!isatty(STDIN_FILENO)) {
        vshError(ctl, "%s", _("Cannot run interactive console without a controlling TTY"));
        goto cleanup;
    }

    vshPrintExtra(ctl, _("Connected to domain %s\n"), virDomainGetName(dom));
3002
    vshPrintExtra(ctl, _("Escape character is %s\n"), priv->escapeChar);
3003
    fflush(stdout);
3004
    if (virshRunConsole(ctl, dom, name, flags) == 0)
3005 3006 3007 3008 3009 3010 3011 3012 3013 3014 3015 3016 3017 3018 3019 3020 3021
        ret = true;

 cleanup:

    return ret;
}

static bool
cmdConsole(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = false;
    bool force = vshCommandOptBool(cmd, "force");
    bool safe = vshCommandOptBool(cmd, "safe");
    unsigned int flags = 0;
    const char *name = NULL;

3022
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
3023 3024
        return false;

3025
    if (vshCommandOptStringReq(ctl, cmd, "devname", &name) < 0) /* sc_prohibit_devname */
3026 3027 3028 3029 3030 3031 3032 3033 3034
        goto cleanup;

    if (force)
        flags |= VIR_DOMAIN_CONSOLE_FORCE;
    if (safe)
        flags |= VIR_DOMAIN_CONSOLE_SAFE;

    ret = cmdRunConsole(ctl, dom, name, flags);

3035
 cleanup:
3036 3037 3038
    virDomainFree(dom);
    return ret;
}
3039
#endif /* WIN32 */
3040 3041 3042 3043

/* "domif-setlink" command
 */
static const vshCmdInfo info_domif_setlink[] = {
3044 3045 3046 3047 3048 3049 3050 3051
    {.name = "help",
     .data = N_("set link state of a virtual interface")
    },
    {.name = "desc",
     .data = N_("Set link state of a domain's virtual interface. This command "
                "wraps usage of update-device command.")
    },
    {.name = NULL}
3052 3053 3054
};

static const vshCmdOptDef opts_domif_setlink[] = {
3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 3072 3073 3074 3075 3076 3077 3078
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "interface",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("interface device (MAC Address)")
    },
    {.name = "state",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("new state of the device")
    },
    {.name = "persistent",
     .type = VSH_OT_ALIAS,
     .help = "config"
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = NULL}
3079 3080 3081 3082 3083 3084 3085 3086
};

static bool
cmdDomIfSetLink(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *iface;
    const char *state;
3087 3088
    char *value;
    char *desc;
3089 3090 3091 3092 3093 3094
    virMacAddr macaddr;
    const char *element;
    const char *attr;
    bool config;
    bool ret = false;
    unsigned int flags = 0;
3095
    size_t i;
3096 3097 3098 3099
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlXPathObjectPtr obj = NULL;
    xmlNodePtr cur = NULL;
3100
    char *xml_buf = NULL;
3101

3102
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
3103 3104
        return false;

3105 3106
    if (vshCommandOptStringReq(ctl, cmd, "interface", &iface) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "state", &state) < 0)
3107 3108 3109 3110 3111 3112 3113 3114 3115 3116 3117 3118 3119 3120 3121 3122 3123 3124 3125 3126 3127 3128 3129 3130 3131 3132 3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151 3152 3153 3154 3155 3156 3157 3158 3159 3160 3161 3162 3163 3164 3165 3166 3167 3168 3169 3170 3171 3172 3173 3174 3175
        goto cleanup;

    config = vshCommandOptBool(cmd, "config");

    if (STRNEQ(state, "up") && STRNEQ(state, "down")) {
        vshError(ctl, _("invalid link state '%s'"), state);
        goto cleanup;
    }

    /* get persistent or live description of network device */
    desc = virDomainGetXMLDesc(dom, config ? VIR_DOMAIN_XML_INACTIVE : 0);
    if (desc == NULL) {
        vshError(ctl, _("Failed to get domain description xml"));
        goto cleanup;
    }

    if (config)
        flags = VIR_DOMAIN_AFFECT_CONFIG;
    else
        flags = VIR_DOMAIN_AFFECT_LIVE;

    if (virDomainIsActive(dom) == 0)
        flags = VIR_DOMAIN_AFFECT_CONFIG;

    /* extract current network device description */
    xml = virXMLParseStringCtxt(desc, _("(domain_definition)"), &ctxt);
    VIR_FREE(desc);
    if (!xml) {
        vshError(ctl, _("Failed to parse domain description xml"));
        goto cleanup;
    }

    obj = xmlXPathEval(BAD_CAST "/domain/devices/interface", ctxt);
    if (obj == NULL || obj->type != XPATH_NODESET ||
        obj->nodesetval == NULL || obj->nodesetval->nodeNr == 0) {
        vshError(ctl, _("Failed to extract interface information or no interfaces found"));
        goto cleanup;
    }

    if (virMacAddrParse(iface, &macaddr) == 0) {
        element = "mac";
        attr = "address";
    } else {
        element = "target";
        attr = "dev";
    }

    /* find interface with matching mac addr */
    for (i = 0; i < obj->nodesetval->nodeNr; i++) {
        cur = obj->nodesetval->nodeTab[i]->children;

        while (cur) {
            if (cur->type == XML_ELEMENT_NODE &&
                xmlStrEqual(cur->name, BAD_CAST element)) {
                value = virXMLPropString(cur, attr);

                if (STRCASEEQ(value, iface)) {
                    VIR_FREE(value);
                    goto hit;
                }
                VIR_FREE(value);
            }
            cur = cur->next;
        }
    }

    vshError(ctl, _("interface (%s: %s) not found"), element, iface);
    goto cleanup;

3176
 hit:
3177 3178 3179 3180 3181 3182 3183 3184 3185 3186 3187 3188 3189 3190 3191 3192 3193 3194 3195 3196 3197 3198 3199 3200 3201 3202 3203 3204
    /* find and modify/add link state node */
    /* try to find <link> element */
    cur = obj->nodesetval->nodeTab[i]->children;

    while (cur) {
        if (cur->type == XML_ELEMENT_NODE &&
            xmlStrEqual(cur->name, BAD_CAST "link")) {
            /* found, just modify the property */
            xmlSetProp(cur, BAD_CAST "state", BAD_CAST state);

            break;
        }
        cur = cur->next;
    }

    if (!cur) {
        /* element <link> not found, add one */
        cur = xmlNewChild(obj->nodesetval->nodeTab[i],
                          NULL,
                          BAD_CAST "link",
                          NULL);
        if (!cur)
            goto cleanup;

        if (xmlNewProp(cur, BAD_CAST "state", BAD_CAST state) == NULL)
            goto cleanup;
    }

3205 3206
    if (!(xml_buf = virXMLNodeToString(xml, obj->nodesetval->nodeTab[i]))) {
        vshSaveLibvirtError();
3207 3208 3209 3210
        vshError(ctl, _("Failed to create XML"));
        goto cleanup;
    }

3211
    if (virDomainUpdateDeviceFlags(dom, xml_buf, flags) < 0) {
3212 3213 3214 3215 3216 3217 3218
        vshError(ctl, _("Failed to update interface link state"));
        goto cleanup;
    } else {
        vshPrint(ctl, "%s", _("Device updated successfully\n"));
        ret = true;
    }

3219
 cleanup:
3220 3221 3222
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
3223 3224
    VIR_FREE(xml_buf);
    virDomainFree(dom);
3225 3226 3227 3228 3229 3230 3231

    return ret;
}

/* "domiftune" command
 */
static const vshCmdInfo info_domiftune[] = {
3232 3233 3234 3235 3236 3237 3238
    {.name = "help",
     .data = N_("get/set parameters of a virtual interface")
    },
    {.name = "desc",
     .data = N_("Get/set parameters of a domain's virtual interface.")
    },
    {.name = NULL}
3239 3240 3241
};

static const vshCmdOptDef opts_domiftune[] = {
3242 3243 3244 3245 3246 3247 3248 3249 3250 3251 3252
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "interface",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("interface device (MAC Address)")
    },
    {.name = "inbound",
3253
     .type = VSH_OT_STRING,
3254 3255 3256
     .help = N_("control domain's incoming traffics")
    },
    {.name = "outbound",
3257
     .type = VSH_OT_STRING,
3258 3259 3260 3261 3262 3263 3264 3265 3266 3267 3268 3269 3270 3271 3272
     .help = N_("control domain's outgoing traffics")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
3273 3274 3275 3276 3277 3278 3279 3280
};

static bool
cmdDomIftune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name = NULL, *device = NULL,
               *inboundStr = NULL, *outboundStr = NULL;
3281
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
3282
    int nparams = 0;
3283
    int maxparams = 0;
3284 3285 3286 3287 3288 3289
    virTypedParameterPtr params = NULL;
    bool ret = false;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    virNetDevBandwidthRate inbound, outbound;
3290
    size_t i;
3291

3292 3293 3294 3295 3296 3297 3298
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
3299

3300
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3301 3302
        return false;

3303
    if (vshCommandOptStringReq(ctl, cmd, "interface", &device) < 0)
3304
        goto cleanup;
3305

3306
    if (vshCommandOptStringReq(ctl, cmd, "inbound", &inboundStr) < 0 ||
3307
        vshCommandOptStringReq(ctl, cmd, "outbound", &outboundStr) < 0)
3308 3309 3310 3311 3312 3313
        goto cleanup;

    memset(&inbound, 0, sizeof(inbound));
    memset(&outbound, 0, sizeof(outbound));

    if (inboundStr) {
3314
        if (virshParseRateStr(ctl, inboundStr, &inbound) < 0)
3315
            goto cleanup;
3316 3317 3318 3319 3320 3321 3322 3323
        /* we parse the rate as unsigned long long, but the API
         * only accepts UINT */
        if (inbound.average > UINT_MAX || inbound.peak > UINT_MAX ||
            inbound.burst > UINT_MAX) {
            vshError(ctl, _("inbound rate larger than maximum %u"),
                     UINT_MAX);
            goto cleanup;
        }
3324 3325 3326 3327

        if ((!inbound.average && (inbound.burst || inbound.peak)) &&
            !inbound.floor) {
            vshError(ctl, _("either inbound average or floor is mandatory"));
3328 3329
            goto cleanup;
        }
3330 3331 3332 3333 3334 3335 3336 3337 3338 3339 3340 3341 3342 3343 3344 3345 3346

        if (virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BANDWIDTH_IN_AVERAGE,
                                  inbound.average) < 0)
            goto save_error;

        if (inbound.peak &&
            virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BANDWIDTH_IN_PEAK,
                                  inbound.peak) < 0)
            goto save_error;

        if (inbound.burst &&
            virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BANDWIDTH_IN_BURST,
                                  inbound.burst) < 0)
            goto save_error;
3347 3348 3349 3350 3351 3352

        if (inbound.floor &&
            virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BANDWIDTH_IN_FLOOR,
                                  inbound.floor) < 0)
            goto save_error;
3353
    }
3354

3355
    if (outboundStr) {
3356
        if (virshParseRateStr(ctl, outboundStr, &outbound) < 0)
3357
            goto cleanup;
3358 3359 3360 3361 3362 3363
        if (outbound.average > UINT_MAX || outbound.peak > UINT_MAX ||
            outbound.burst > UINT_MAX) {
            vshError(ctl, _("outbound rate larger than maximum %u"),
                     UINT_MAX);
            goto cleanup;
        }
3364
        if (outbound.average == 0 && (outbound.burst || outbound.peak)) {
3365 3366
            vshError(ctl, _("outbound average is mandatory"));
            goto cleanup;
3367 3368 3369 3370 3371
        }

        if (outbound.floor) {
            vshError(ctl, _("outbound floor is unsupported yet"));
            goto cleanup;
3372
        }
3373 3374 3375 3376 3377 3378 3379 3380 3381 3382 3383 3384 3385 3386 3387 3388 3389

        if (virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BANDWIDTH_OUT_AVERAGE,
                                  outbound.average) < 0)
            goto save_error;

        if (outbound.peak &&
            virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BANDWIDTH_OUT_PEAK,
                                  outbound.peak) < 0)
            goto save_error;

        if (outbound.burst &&
            virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BANDWIDTH_OUT_BURST,
                                  outbound.burst) < 0)
            goto save_error;
3390 3391 3392 3393 3394 3395 3396 3397 3398 3399 3400 3401 3402 3403 3404 3405 3406 3407 3408 3409 3410 3411 3412 3413 3414 3415 3416 3417 3418
    }

    if (nparams == 0) {
        /* get the number of interface parameters */
        if (virDomainGetInterfaceParameters(dom, device, NULL, &nparams, flags) != 0) {
            vshError(ctl, "%s",
                     _("Unable to get number of interface parameters"));
            goto cleanup;
        }

        if (nparams == 0) {
            /* nothing to output */
            ret = true;
            goto cleanup;
        }

        /* get all interface parameters */
        params = vshCalloc(ctl, nparams, sizeof(*params));
        if (virDomainGetInterfaceParameters(dom, device, params, &nparams, flags) != 0) {
            vshError(ctl, "%s", _("Unable to get interface parameters"));
            goto cleanup;
        }

        for (i = 0; i < nparams; i++) {
            char *str = vshGetTypedParamValue(ctl, &params[i]);
            vshPrint(ctl, "%-15s: %s\n", params[i].field, str);
            VIR_FREE(str);
        }
    } else {
3419 3420 3421
        if (virDomainSetInterfaceParameters(dom, device, params,
                                            nparams, flags) != 0)
            goto error;
3422 3423 3424 3425
    }

    ret = true;

3426
 cleanup:
3427
    virTypedParamsFree(params, nparams);
3428 3429
    virDomainFree(dom);
    return ret;
3430

3431
 save_error:
3432
    vshSaveLibvirtError();
3433
 error:
3434 3435
    vshError(ctl, "%s", _("Unable to set interface parameters"));
    goto cleanup;
3436 3437 3438 3439 3440 3441
}

/*
 * "suspend" command
 */
static const vshCmdInfo info_suspend[] = {
3442 3443 3444 3445 3446 3447 3448
    {.name = "help",
     .data = N_("suspend a domain")
    },
    {.name = "desc",
     .data = N_("Suspend a running domain.")
    },
    {.name = NULL}
3449 3450 3451
};

static const vshCmdOptDef opts_suspend[] = {
3452 3453 3454 3455 3456 3457
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
3458 3459 3460 3461 3462 3463 3464 3465 3466
};

static bool
cmdSuspend(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name;
    bool ret = true;

3467
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3468 3469 3470 3471 3472 3473 3474 3475 3476 3477 3478 3479 3480 3481 3482 3483 3484
        return false;

    if (virDomainSuspend(dom) == 0) {
        vshPrint(ctl, _("Domain %s suspended\n"), name);
    } else {
        vshError(ctl, _("Failed to suspend domain %s"), name);
        ret = false;
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "dompmsuspend" command
 */
static const vshCmdInfo info_dom_pm_suspend[] = {
3485 3486 3487 3488 3489 3490
    {.name = "help",
     .data = N_("suspend a domain gracefully using power management "
                "functions")
    },
    {.name = "desc",
     .data = N_("Suspends a running domain using guest OS's power management. "
3491
                "(Note: This requires a guest agent configured and running in "
3492 3493 3494
                "the guest OS).")
    },
    {.name = NULL}
3495 3496 3497
};

static const vshCmdOptDef opts_dom_pm_suspend[] = {
3498 3499 3500 3501 3502 3503
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "target",
3504
     .type = VSH_OT_DATA,
3505 3506 3507 3508 3509
     .flags = VSH_OFLAG_REQ,
     .help = N_("mem(Suspend-to-RAM), "
                "disk(Suspend-to-Disk), "
                "hybrid(Hybrid-Suspend)")
    },
M
Martin Kletzander 已提交
3510 3511 3512 3513 3514
    {.name = "duration",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("duration in seconds")
    },
3515
    {.name = NULL}
3516 3517 3518 3519 3520 3521 3522 3523 3524 3525 3526 3527
};

static bool
cmdDomPMSuspend(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name;
    bool ret = false;
    const char *target = NULL;
    unsigned int suspendTarget;
    unsigned long long duration = 0;

3528
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3529 3530
        return false;

3531
    if (vshCommandOptULongLong(ctl, cmd, "duration", &duration) < 0)
3532 3533
        goto cleanup;

3534
    if (vshCommandOptStringReq(ctl, cmd, "target", &target) < 0)
3535 3536
        goto cleanup;

3537
    if (STREQ(target, "mem")) {
3538
        suspendTarget = VIR_NODE_SUSPEND_TARGET_MEM;
3539
    } else if (STREQ(target, "disk")) {
3540
        suspendTarget = VIR_NODE_SUSPEND_TARGET_DISK;
3541
    } else if (STREQ(target, "hybrid")) {
3542
        suspendTarget = VIR_NODE_SUSPEND_TARGET_HYBRID;
3543
    } else {
3544 3545 3546 3547 3548 3549 3550 3551 3552 3553 3554 3555 3556 3557 3558
        vshError(ctl, "%s", _("Invalid target"));
        goto cleanup;
    }

    if (virDomainPMSuspendForDuration(dom, suspendTarget, duration, 0) < 0) {
        vshError(ctl, _("Domain %s could not be suspended"),
                 virDomainGetName(dom));
        goto cleanup;
    }

    vshPrint(ctl, _("Domain %s successfully suspended"),
             virDomainGetName(dom));

    ret = true;

3559
 cleanup:
3560 3561 3562 3563 3564 3565 3566 3567 3568
    virDomainFree(dom);
    return ret;
}

/*
 * "dompmwakeup" command
 */

static const vshCmdInfo info_dom_pm_wakeup[] = {
3569 3570 3571 3572 3573 3574 3575 3576
    {.name = "help",
     .data = N_("wakeup a domain from pmsuspended state")
    },
    {.name = "desc",
     .data = N_("Wakeup a domain that was previously suspended "
                "by power management.")
    },
    {.name = NULL}
3577 3578 3579
};

static const vshCmdOptDef opts_dom_pm_wakeup[] = {
3580 3581 3582 3583 3584 3585
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
3586 3587 3588 3589 3590 3591 3592 3593 3594 3595
};

static bool
cmdDomPMWakeup(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name;
    bool ret = false;
    unsigned int flags = 0;

3596
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3597 3598 3599 3600 3601 3602 3603 3604 3605 3606 3607 3608 3609
        return false;

    if (virDomainPMWakeup(dom, flags) < 0) {
        vshError(ctl, _("Domain %s could not be woken up"),
                 virDomainGetName(dom));
        goto cleanup;
    }

    vshPrint(ctl, _("Domain %s successfully woken up"),
             virDomainGetName(dom));

    ret = true;

3610
 cleanup:
3611 3612 3613 3614 3615 3616 3617 3618
    virDomainFree(dom);
    return ret;
}

/*
 * "undefine" command
 */
static const vshCmdInfo info_undefine[] = {
3619 3620 3621 3622 3623 3624 3625
    {.name = "help",
     .data = N_("undefine a domain")
    },
    {.name = "desc",
     .data = N_("Undefine an inactive domain, or convert persistent to transient.")
    },
    {.name = NULL}
3626 3627 3628
};

static const vshCmdOptDef opts_undefine[] = {
3629 3630 3631 3632 3633 3634 3635 3636 3637 3638
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name or uuid")
    },
    {.name = "managed-save",
     .type = VSH_OT_BOOL,
     .help = N_("remove domain managed state file")
    },
    {.name = "storage",
3639
     .type = VSH_OT_STRING,
3640 3641 3642 3643 3644 3645 3646 3647 3648 3649 3650 3651 3652 3653 3654
     .help = N_("remove associated storage volumes (comma separated list of "
                "targets or source paths) (see domblklist)")
    },
    {.name = "remove-all-storage",
     .type = VSH_OT_BOOL,
     .help = N_("remove all associated storage volumes (use with caution)")
    },
    {.name = "wipe-storage",
     .type = VSH_OT_BOOL,
     .help = N_("wipe data on the removed volumes")
    },
    {.name = "snapshots-metadata",
     .type = VSH_OT_BOOL,
     .help = N_("remove all domain snapshot metadata, if inactive")
    },
3655 3656 3657 3658
    {.name = "nvram",
     .type = VSH_OT_BOOL,
     .help = N_("remove nvram file, if inactive")
    },
3659
    {.name = NULL}
3660 3661
};

3662 3663 3664 3665
typedef struct {
    virStorageVolPtr vol;
    char *source;
    char *target;
3666
} virshUndefineVolume;
3667

3668 3669 3670 3671 3672 3673 3674 3675 3676 3677 3678 3679 3680
static bool
cmdUndefine(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = false;
    const char *name = NULL;
    /* Flags to attempt.  */
    unsigned int flags = 0;
    /* User-requested actions.  */
    bool managed_save = vshCommandOptBool(cmd, "managed-save");
    bool snapshots_metadata = vshCommandOptBool(cmd, "snapshots-metadata");
    bool wipe_storage = vshCommandOptBool(cmd, "wipe-storage");
    bool remove_all_storage = vshCommandOptBool(cmd, "remove-all-storage");
3681
    bool nvram = vshCommandOptBool(cmd, "nvram");
3682 3683 3684 3685 3686 3687 3688 3689 3690 3691
    /* Positive if these items exist.  */
    int has_managed_save = 0;
    int has_snapshots_metadata = 0;
    int has_snapshots = 0;
    /* True if undefine will not strand data, even on older servers.  */
    bool managed_save_safe = false;
    bool snapshots_safe = false;
    int rc = -1;
    int running;
    /* list of volumes to remove along with this domain */
3692 3693 3694
    const char *vol_string = NULL;  /* string containing volumes to delete */
    char **vol_list = NULL;         /* tokenized vol_string */
    int nvol_list = 0;
3695
    virshUndefineVolume *vols = NULL; /* info about the volumes to delete*/
3696 3697 3698 3699 3700 3701
    size_t nvols = 0;
    char *def = NULL;               /* domain def */
    xmlDocPtr doc = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr *vol_nodes = NULL;   /* XML nodes of volumes of the guest */
    int nvol_nodes;
3702 3703
    char *source = NULL;
    char *target = NULL;
3704
    char *pool = NULL;
3705 3706
    size_t i;
    size_t j;
3707
    virshControlPtr priv = ctl->privData;
3708

3709
    ignore_value(vshCommandOptString(ctl, cmd, "storage", &vol_string));
3710

3711 3712 3713 3714 3715 3716 3717
    if (!(vol_string || remove_all_storage) && wipe_storage) {
        vshError(ctl,
                 _("'--wipe-storage' requires '--storage <string>' or "
                   "'--remove-all-storage'"));
        return false;
    }

3718 3719 3720 3721 3722 3723 3724 3725
    if (managed_save) {
        flags |= VIR_DOMAIN_UNDEFINE_MANAGED_SAVE;
        managed_save_safe = true;
    }
    if (snapshots_metadata) {
        flags |= VIR_DOMAIN_UNDEFINE_SNAPSHOTS_METADATA;
        snapshots_safe = true;
    }
3726
    if (nvram)
3727
        flags |= VIR_DOMAIN_UNDEFINE_NVRAM;
3728

3729
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3730 3731 3732 3733 3734 3735
        return false;

    /* Do some flag manipulation.  The goal here is to disable bits
     * from flags to reduce the likelihood of a server rejecting
     * unknown flag bits, as well as to track conditions which are
     * safe by default for the given hypervisor and server version.  */
3736 3737 3738
    if ((running = virDomainIsActive(dom)) < 0)
        goto error;

3739 3740 3741 3742 3743 3744
    if (!running) {
        /* Undefine with snapshots only fails for inactive domains,
         * and managed save only exists on inactive domains; if
         * running, then we don't want to remove anything.  */
        has_managed_save = virDomainHasManagedSaveImage(dom, 0);
        if (has_managed_save < 0) {
3745 3746
            if (last_error->code != VIR_ERR_NO_SUPPORT)
                goto error;
3747
            vshResetLibvirtError();
3748 3749 3750 3751 3752
            has_managed_save = 0;
        }

        has_snapshots = virDomainSnapshotNum(dom, 0);
        if (has_snapshots < 0) {
3753 3754
            if (last_error->code != VIR_ERR_NO_SUPPORT)
                goto error;
3755
            vshResetLibvirtError();
3756 3757 3758 3759 3760 3761 3762 3763
            has_snapshots = 0;
        }
        if (has_snapshots) {
            has_snapshots_metadata
                = virDomainSnapshotNum(dom, VIR_DOMAIN_SNAPSHOT_LIST_METADATA);
            if (has_snapshots_metadata < 0) {
                /* The server did not know the new flag, assume that all
                   snapshots have metadata.  */
3764
                vshResetLibvirtError();
3765 3766 3767 3768 3769 3770 3771 3772 3773 3774 3775 3776
                has_snapshots_metadata = has_snapshots;
            } else {
                /* The server knew the new flag, all aspects of
                 * undefineFlags are safe.  */
                managed_save_safe = snapshots_safe = true;
            }
        }
    }
    if (!has_managed_save) {
        flags &= ~VIR_DOMAIN_UNDEFINE_MANAGED_SAVE;
        managed_save_safe = true;
    }
3777
    if (has_snapshots == 0)
3778 3779 3780 3781 3782 3783 3784
        snapshots_safe = true;
    if (has_snapshots_metadata == 0) {
        flags &= ~VIR_DOMAIN_UNDEFINE_SNAPSHOTS_METADATA;
        snapshots_safe = true;
    }

    /* Stash domain description for later use */
3785
    if (vol_string || remove_all_storage) {
3786
        if (running) {
3787 3788 3789
            vshError(ctl,
                     _("Storage volume deletion is supported only on "
                       "stopped domains"));
3790 3791 3792
            goto cleanup;
        }

3793 3794 3795
        if (vol_string && remove_all_storage) {
            vshError(ctl,
                     _("Specified both --storage and --remove-all-storage"));
3796 3797 3798
            goto cleanup;
        }

3799 3800 3801 3802
        if (!(def = virDomainGetXMLDesc(dom, 0))) {
            vshError(ctl, _("Could not retrieve domain XML description"));
            goto cleanup;
        }
3803 3804 3805 3806 3807

        if (!(doc = virXMLParseStringCtxt(def, _("(domain_definition)"),
                                          &ctxt)))
            goto error;

C
Chen Hanxiao 已提交
3808
        /* tokenize the string from user and save its parts into an array */
3809 3810
        if (vol_string &&
            (nvol_list = vshStringToArray(vol_string, &vol_list)) < 0)
3811 3812
            goto error;

3813 3814 3815
        if ((nvol_nodes = virXPathNodeSet("./devices/disk", ctxt,
                                          &vol_nodes)) < 0)
            goto error;
3816

3817
        for (i = 0; i < nvol_nodes; i++) {
3818
            ctxt->node = vol_nodes[i];
3819
            virshUndefineVolume vol;
3820 3821
            VIR_FREE(source);
            VIR_FREE(target);
3822
            VIR_FREE(pool);
3823 3824 3825 3826 3827 3828 3829 3830 3831

            /* get volume source and target paths */
            if (!(target = virXPathString("string(./target/@dev)", ctxt)))
                goto error;

            if (!(source = virXPathString("string("
                                          "./source/@file|"
                                          "./source/@dir|"
                                          "./source/@name|"
3832 3833
                                          "./source/@dev|"
                                          "./source/@volume)", ctxt)))
3834
                continue;
3835

3836 3837
            pool = virXPathString("string(./source/@pool)", ctxt);

3838
            /* lookup if volume was selected by user */
3839 3840 3841 3842 3843 3844 3845
            if (vol_list) {
                bool found = false;
                for (j = 0; j < nvol_list; j++) {
                    if (STREQ_NULLABLE(vol_list[j], target) ||
                        STREQ_NULLABLE(vol_list[j], source)) {
                        VIR_FREE(vol_list[j]);
                        found = true;
3846 3847 3848
                        break;
                    }
                }
3849
                if (!found)
3850 3851 3852
                    continue;
            }

3853 3854 3855 3856 3857 3858 3859 3860 3861 3862
            if (pool) {
                virStoragePoolPtr storagepool = NULL;

                if (!source) {
                    vshPrint(ctl,
                             _("Missing storage volume name for disk '%s'"),
                             target);
                    continue;
                }

3863
                if (!(storagepool = virStoragePoolLookupByName(priv->conn,
3864 3865 3866 3867 3868 3869 3870 3871 3872 3873 3874 3875
                                                               pool))) {
                    vshPrint(ctl,
                             _("Storage pool '%s' for volume '%s' not found."),
                             pool, target);
                    vshResetLibvirtError();
                    continue;
                }

                vol.vol = virStorageVolLookupByName(storagepool, source);
                virStoragePoolFree(storagepool);

            } else {
3876
               vol.vol = virStorageVolLookupByPath(priv->conn, source);
3877 3878 3879
            }

            if (!vol.vol) {
3880 3881 3882
                vshPrint(ctl,
                         _("Storage volume '%s'(%s) is not managed by libvirt. "
                           "Remove it manually.\n"), target, source);
3883
                vshResetLibvirtError();
3884 3885
                continue;
            }
3886 3887 3888

            vol.source = source;
            vol.target = target;
3889 3890
            source = NULL;
            target = NULL;
3891 3892
            if (VIR_APPEND_ELEMENT(vols, nvols, vol) < 0)
                goto cleanup;
3893 3894 3895
        }

        /* print volumes specified by user that were not found in domain definition */
3896 3897 3898 3899 3900 3901 3902 3903
        if (vol_list) {
            bool found = false;
            for (i = 0; i < nvol_list; i++) {
                if (vol_list[i]) {
                    vshError(ctl,
                             _("Volume '%s' was not found in domain's "
                               "definition.\n"), vol_list[i]);
                    found = true;
3904 3905 3906
                }
            }

3907
            if (found)
3908 3909
                goto cleanup;
        }
3910 3911 3912 3913 3914 3915 3916
    }

    /* Generally we want to try the new API first.  However, while
     * virDomainUndefineFlags was introduced at the same time as
     * VIR_DOMAIN_UNDEFINE_MANAGED_SAVE in 0.9.4, the
     * VIR_DOMAIN_UNDEFINE_SNAPSHOTS_METADATA flag was not present
     * until 0.9.5; skip to piecewise emulation if we couldn't prove
3917 3918 3919 3920 3921
     * above that the new API is safe.
     * Moreover, only the newer UndefineFlags() API understands
     * the VIR_DOMAIN_UNDEFINE_NVRAM flag. So if user has
     * specified --nvram we must use the Flags() API. */
    if ((managed_save_safe && snapshots_safe) || nvram) {
3922
        rc = virDomainUndefineFlags(dom, flags);
3923 3924 3925
        if (rc == 0 || nvram ||
            (last_error->code != VIR_ERR_NO_SUPPORT &&
             last_error->code != VIR_ERR_INVALID_ARG))
3926
            goto out;
3927
        vshResetLibvirtError();
3928 3929 3930 3931 3932 3933 3934 3935 3936 3937 3938 3939
    }

    /* The new API is unsupported or unsafe; fall back to doing things
     * piecewise.  */
    if (has_managed_save) {
        if (!managed_save) {
            vshError(ctl, "%s",
                     _("Refusing to undefine while domain managed save "
                       "image exists"));
            goto cleanup;
        }
        if (virDomainManagedSaveRemove(dom, 0) < 0) {
E
Eric Blake 已提交
3940
            vshReportError(ctl);
3941 3942 3943 3944 3945 3946 3947 3948 3949 3950 3951 3952 3953 3954 3955 3956 3957
            goto cleanup;
        }
    }

    /* No way to emulate deletion of just snapshot metadata
     * without support for the newer flags.  Oh well.  */
    if (has_snapshots_metadata) {
        vshError(ctl,
                 snapshots_metadata ?
                 _("Unable to remove metadata of %d snapshots") :
                 _("Refusing to undefine while %d snapshots exist"),
                 has_snapshots_metadata);
        goto cleanup;
    }

    rc = virDomainUndefine(dom);

3958
 out:
3959 3960 3961 3962 3963 3964 3965 3966 3967
    if (rc == 0) {
        vshPrint(ctl, _("Domain %s has been undefined\n"), name);
        ret = true;
    } else {
        vshError(ctl, _("Failed to undefine domain %s"), name);
        goto cleanup;
    }

    /* try to undefine storage volumes associated with this domain, if it's requested */
3968
    if (nvols) {
3969
        for (i = 0; i < nvols; i++) {
3970
            if (wipe_storage) {
3971
                vshPrint(ctl, _("Wiping volume '%s'(%s) ... "),
3972
                         vols[i].target, vols[i].source);
3973
                fflush(stdout);
3974
                if (virStorageVolWipe(vols[i].vol, 0) < 0) {
3975
                    vshError(ctl, _("Failed! Volume not removed."));
3976
                    ret = false;
3977 3978 3979 3980 3981 3982 3983
                    continue;
                } else {
                    vshPrint(ctl, _("Done.\n"));
                }
            }

            /* delete the volume */
3984
            if (virStorageVolDelete(vols[i].vol, 0) < 0) {
3985
                vshError(ctl, _("Failed to remove storage volume '%s'(%s)"),
3986
                         vols[i].target, vols[i].source);
3987 3988 3989
                ret = false;
            } else {
                vshPrint(ctl, _("Volume '%s'(%s) removed.\n"),
3990
                         vols[i].target, vols[i].source);
3991 3992 3993 3994
            }
        }
    }

3995
 cleanup:
3996 3997
    VIR_FREE(source);
    VIR_FREE(target);
3998
    VIR_FREE(pool);
3999
    for (i = 0; i < nvols; i++) {
4000 4001 4002 4003
        VIR_FREE(vols[i].source);
        VIR_FREE(vols[i].target);
        if (vols[i].vol)
            virStorageVolFree(vols[i].vol);
4004
    }
4005 4006 4007 4008 4009
    VIR_FREE(vols);

    for (i = 0; i < nvol_list; i++)
        VIR_FREE(vol_list[i]);
    VIR_FREE(vol_list);
4010

4011 4012 4013 4014 4015 4016
    VIR_FREE(def);
    VIR_FREE(vol_nodes);
    xmlFreeDoc(doc);
    xmlXPathFreeContext(ctxt);
    virDomainFree(dom);
    return ret;
4017

4018
 error:
E
Eric Blake 已提交
4019
    vshReportError(ctl);
4020
    goto cleanup;
4021 4022 4023 4024 4025 4026
}

/*
 * "start" command
 */
static const vshCmdInfo info_start[] = {
4027 4028 4029 4030 4031
    {.name = "help",
     .data = N_("start a (previously defined) inactive domain")
    },
    {.name = "desc",
     .data = N_("Start a domain, either from the last managedsave\n"
4032
                "    state, or via a fresh boot if no managedsave state\n"
4033 4034 4035
                "    is present.")
    },
    {.name = NULL}
4036 4037 4038
};

static const vshCmdOptDef opts_start[] = {
4039 4040 4041 4042 4043
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("name of the inactive domain")
    },
4044
#ifndef WIN32
4045 4046 4047 4048
    {.name = "console",
     .type = VSH_OT_BOOL,
     .help = N_("attach to console after creation")
    },
4049
#endif
4050 4051 4052 4053 4054 4055 4056 4057 4058 4059 4060 4061 4062 4063 4064 4065
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("leave the guest paused after creation")
    },
    {.name = "autodestroy",
     .type = VSH_OT_BOOL,
     .help = N_("automatically destroy the guest when virsh disconnects")
    },
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when loading")
    },
    {.name = "force-boot",
     .type = VSH_OT_BOOL,
     .help = N_("force fresh boot by discarding any managed save")
    },
4066 4067 4068 4069
    {.name = "pass-fds",
     .type = VSH_OT_STRING,
     .help = N_("pass file descriptors N,M,... to the guest")
    },
4070
    {.name = NULL}
4071 4072
};

4073 4074 4075 4076 4077 4078 4079 4080 4081 4082 4083 4084 4085 4086 4087
static int
cmdStartGetFDs(vshControl *ctl,
               const vshCmd *cmd,
               size_t *nfdsret,
               int **fdsret)
{
    const char *fdopt;
    char **fdlist = NULL;
    int *fds = NULL;
    size_t nfds = 0;
    size_t i;

    *nfdsret = 0;
    *fdsret = NULL;

4088
    if (vshCommandOptString(ctl, cmd, "pass-fds", &fdopt) <= 0)
4089 4090 4091 4092 4093 4094 4095 4096 4097 4098 4099 4100 4101 4102 4103 4104 4105 4106 4107 4108 4109 4110 4111 4112 4113 4114
        return 0;

    if (!(fdlist = virStringSplit(fdopt, ",", -1))) {
        vshError(ctl, _("Unable to split FD list '%s'"), fdopt);
        return -1;
    }

    for (i = 0; fdlist[i] != NULL; i++) {
        int fd;
        if (virStrToLong_i(fdlist[i], NULL, 10, &fd) < 0) {
            vshError(ctl, _("Unable to parse FD number '%s'"), fdlist[i]);
            goto error;
        }
        if (VIR_EXPAND_N(fds, nfds, 1) < 0) {
            vshError(ctl, "%s", _("Unable to allocate FD list"));
            goto error;
        }
        fds[nfds - 1] = fd;
    }

    virStringFreeList(fdlist);

    *fdsret = fds;
    *nfdsret = nfds;
    return 0;

4115
 error:
4116 4117 4118 4119 4120
    virStringFreeList(fdlist);
    VIR_FREE(fds);
    return -1;
}

4121 4122 4123 4124 4125 4126 4127 4128 4129 4130
static bool
cmdStart(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = false;
#ifndef WIN32
    bool console = vshCommandOptBool(cmd, "console");
#endif
    unsigned int flags = VIR_DOMAIN_NONE;
    int rc;
4131 4132
    size_t nfds = 0;
    int *fds = NULL;
4133

4134 4135
    if (!(dom = virshCommandOptDomainBy(ctl, cmd, NULL,
                                        VIRSH_BYNAME | VIRSH_BYUUID)))
4136 4137 4138 4139
        return false;

    if (virDomainGetID(dom) != (unsigned int)-1) {
        vshError(ctl, "%s", _("Domain is already active"));
4140
        goto cleanup;
4141 4142
    }

4143
    if (cmdStartGetFDs(ctl, cmd, &nfds, &fds) < 0)
4144
        goto cleanup;
4145

4146 4147 4148 4149 4150 4151 4152 4153 4154 4155 4156
    if (vshCommandOptBool(cmd, "paused"))
        flags |= VIR_DOMAIN_START_PAUSED;
    if (vshCommandOptBool(cmd, "autodestroy"))
        flags |= VIR_DOMAIN_START_AUTODESTROY;
    if (vshCommandOptBool(cmd, "bypass-cache"))
        flags |= VIR_DOMAIN_START_BYPASS_CACHE;
    if (vshCommandOptBool(cmd, "force-boot"))
        flags |= VIR_DOMAIN_START_FORCE_BOOT;

    /* We can emulate force boot, even for older servers that reject it.  */
    if (flags & VIR_DOMAIN_START_FORCE_BOOT) {
4157 4158 4159
        if ((nfds ?
             virDomainCreateWithFiles(dom, nfds, fds, flags) :
             virDomainCreateWithFlags(dom, flags)) == 0)
4160 4161 4162
            goto started;
        if (last_error->code != VIR_ERR_NO_SUPPORT &&
            last_error->code != VIR_ERR_INVALID_ARG) {
E
Eric Blake 已提交
4163
            vshReportError(ctl);
4164 4165
            goto cleanup;
        }
4166
        vshResetLibvirtError();
4167 4168 4169
        rc = virDomainHasManagedSaveImage(dom, 0);
        if (rc < 0) {
            /* No managed save image to remove */
4170
            vshResetLibvirtError();
4171 4172
        } else if (rc > 0) {
            if (virDomainManagedSaveRemove(dom, 0) < 0) {
E
Eric Blake 已提交
4173
                vshReportError(ctl);
4174 4175 4176 4177 4178 4179 4180
                goto cleanup;
            }
        }
        flags &= ~VIR_DOMAIN_START_FORCE_BOOT;
    }

    /* Prefer older API unless we have to pass a flag.  */
4181 4182 4183
    if ((nfds ? virDomainCreateWithFiles(dom, nfds, fds, flags) :
         (flags ? virDomainCreateWithFlags(dom, flags)
          : virDomainCreate(dom))) < 0) {
4184 4185 4186 4187
        vshError(ctl, _("Failed to start domain %s"), virDomainGetName(dom));
        goto cleanup;
    }

4188
 started:
4189 4190 4191 4192 4193 4194 4195 4196 4197
    vshPrint(ctl, _("Domain %s started\n"),
             virDomainGetName(dom));
#ifndef WIN32
    if (console && !cmdRunConsole(ctl, dom, NULL, 0))
        goto cleanup;
#endif

    ret = true;

4198
 cleanup:
4199
    virDomainFree(dom);
4200
    VIR_FREE(fds);
4201 4202 4203 4204 4205 4206 4207
    return ret;
}

/*
 * "save" command
 */
static const vshCmdInfo info_save[] = {
4208 4209 4210 4211 4212 4213 4214
    {.name = "help",
     .data = N_("save a domain state to a file")
    },
    {.name = "desc",
     .data = N_("Save the RAM state of a running domain.")
    },
    {.name = NULL}
4215 4216 4217
};

static const vshCmdOptDef opts_save[] = {
4218 4219 4220 4221 4222 4223 4224 4225 4226 4227
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("where to save the data")
    },
M
Martin Kletzander 已提交
4228 4229 4230 4231
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when saving")
    },
4232 4233 4234 4235 4236 4237 4238 4239 4240 4241 4242 4243 4244 4245 4246 4247 4248
    {.name = "xml",
     .type = VSH_OT_STRING,
     .help = N_("filename containing updated XML for the target")
    },
    {.name = "running",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be running on restore")
    },
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be paused on restore")
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("display the progress of save")
    },
    {.name = NULL}
4249 4250 4251 4252 4253
};

static void
doSave(void *opaque)
{
4254
    virshCtrlData *data = opaque;
4255 4256 4257 4258 4259 4260 4261 4262 4263 4264 4265 4266 4267 4268 4269 4270
    vshControl *ctl = data->ctl;
    const vshCmd *cmd = data->cmd;
    char ret = '1';
    virDomainPtr dom = NULL;
    const char *name = NULL;
    const char *to = NULL;
    unsigned int flags = 0;
    const char *xmlfile = NULL;
    char *xml = NULL;
    sigset_t sigmask, oldsigmask;

    sigemptyset(&sigmask);
    sigaddset(&sigmask, SIGINT);
    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) < 0)
        goto out_sig;

4271
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
4272 4273 4274 4275 4276 4277 4278 4279 4280
        goto out;

    if (vshCommandOptBool(cmd, "bypass-cache"))
        flags |= VIR_DOMAIN_SAVE_BYPASS_CACHE;
    if (vshCommandOptBool(cmd, "running"))
        flags |= VIR_DOMAIN_SAVE_RUNNING;
    if (vshCommandOptBool(cmd, "paused"))
        flags |= VIR_DOMAIN_SAVE_PAUSED;

4281
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
4282 4283
        goto out;

4284
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4285 4286 4287
        goto out;

    if (xmlfile &&
4288
        virFileReadAll(xmlfile, VSH_MAX_XML_FILE, &xml) < 0) {
4289
        vshReportError(ctl);
4290
        goto out;
4291
    }
4292 4293 4294 4295 4296 4297 4298 4299 4300 4301

    if (((flags || xml)
         ? virDomainSaveFlags(dom, to, xml, flags)
         : virDomainSave(dom, to)) < 0) {
        vshError(ctl, _("Failed to save domain %s to %s"), name, to);
        goto out;
    }

    ret = '0';

4302
 out:
4303
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
4304
 out_sig:
4305 4306
    if (dom)
        virDomainFree(dom);
4307 4308 4309 4310
    VIR_FREE(xml);
    ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
}

4311 4312
typedef void (*jobWatchTimeoutFunc)(vshControl *ctl, virDomainPtr dom,
                                    void *opaque);
E
Eric Blake 已提交
4313

E
Eric Blake 已提交
4314
static bool
4315 4316 4317 4318 4319 4320 4321 4322
virshWatchJob(vshControl *ctl,
              virDomainPtr dom,
              bool verbose,
              int pipe_fd,
              int timeout_ms,
              jobWatchTimeoutFunc timeout_func,
              void *opaque,
              const char *label)
E
Eric Blake 已提交
4323 4324 4325
{
    struct sigaction sig_action;
    struct sigaction old_sig_action;
4326 4327
    struct pollfd pollfd[2] = {{.fd = pipe_fd, .events = POLLIN, .revents = 0},
                               {.fd = STDIN_FILENO, .events = POLLIN, .revents = 0}};
E
Eric Blake 已提交
4328 4329 4330 4331 4332 4333
    struct timeval start, curr;
    virDomainJobInfo jobinfo;
    int ret = -1;
    char retchar;
    bool functionReturn = false;
    sigset_t sigmask, oldsigmask;
4334
    bool jobStarted = false;
4335
    nfds_t npollfd = 2;
E
Eric Blake 已提交
4336 4337 4338 4339 4340

    sigemptyset(&sigmask);
    sigaddset(&sigmask, SIGINT);

    intCaught = 0;
4341
    sig_action.sa_sigaction = virshCatchInt;
E
Eric Blake 已提交
4342 4343 4344 4345
    sig_action.sa_flags = SA_SIGINFO;
    sigemptyset(&sig_action.sa_mask);
    sigaction(SIGINT, &sig_action, &old_sig_action);

4346 4347 4348 4349
    /* don't poll on STDIN if we are not using a terminal */
    if (!vshTTYAvailable(ctl))
        npollfd = 1;

E
Eric Blake 已提交
4350 4351
    GETTIMEOFDAY(&start);
    while (1) {
4352
        ret = poll((struct pollfd *)&pollfd, npollfd, 500);
E
Eric Blake 已提交
4353
        if (ret > 0) {
4354 4355
            if (pollfd[1].revents & POLLIN &&
                saferead(STDIN_FILENO, &retchar, sizeof(retchar)) > 0) {
4356
                if (vshTTYIsInterruptCharacter(ctl, retchar))
4357
                    virDomainAbortJob(dom);
4358
                continue;
4359 4360 4361
            }

            if (pollfd[0].revents & POLLIN &&
E
Eric Blake 已提交
4362 4363 4364 4365
                saferead(pipe_fd, &retchar, sizeof(retchar)) > 0 &&
                retchar == '0') {
                if (verbose) {
                    /* print [100 %] */
4366
                    virshPrintJobProgress(label, 0, 1);
E
Eric Blake 已提交
4367 4368 4369 4370 4371 4372 4373 4374 4375 4376 4377 4378
                }
                break;
            }
            goto cleanup;
        }

        if (ret < 0) {
            if (errno == EINTR) {
                if (intCaught) {
                    virDomainAbortJob(dom);
                    intCaught = 0;
                }
4379
                continue;
E
Eric Blake 已提交
4380 4381 4382 4383 4384
            }
            goto cleanup;
        }

        GETTIMEOFDAY(&curr);
4385 4386 4387
        if (timeout_ms && (((int)(curr.tv_sec - start.tv_sec)  * 1000 +
                            (int)(curr.tv_usec - start.tv_usec) / 1000) >
                           timeout_ms)) {
E
Eric Blake 已提交
4388 4389 4390 4391
            /* suspend the domain when migration timeouts. */
            vshDebug(ctl, VSH_ERR_DEBUG, "%s timeout", label);
            if (timeout_func)
                (timeout_func)(ctl, dom, opaque);
4392
            timeout_ms = 0;
E
Eric Blake 已提交
4393 4394
        }

4395
        if (verbose || !jobStarted) {
E
Eric Blake 已提交
4396 4397 4398
            pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask);
            ret = virDomainGetJobInfo(dom, &jobinfo);
            pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
4399
            if (ret == 0) {
4400
                if (verbose && jobinfo.dataTotal > 0)
4401 4402
                    virshPrintJobProgress(label, jobinfo.dataRemaining,
                                          jobinfo.dataTotal);
4403 4404 4405 4406 4407 4408 4409 4410 4411 4412

                if (!jobStarted &&
                    (jobinfo.type == VIR_DOMAIN_JOB_BOUNDED ||
                     jobinfo.type == VIR_DOMAIN_JOB_UNBOUNDED)) {
                    vshTTYDisableInterrupt(ctl);
                    jobStarted = true;
                }
            } else {
                vshResetLibvirtError();
            }
E
Eric Blake 已提交
4413 4414 4415 4416 4417
        }
    }

    functionReturn = true;

4418
 cleanup:
E
Eric Blake 已提交
4419
    sigaction(SIGINT, &old_sig_action, NULL);
4420
    vshTTYRestore(ctl);
E
Eric Blake 已提交
4421 4422 4423
    return functionReturn;
}

4424 4425 4426 4427 4428 4429 4430 4431
static bool
cmdSave(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = false;
    virDomainPtr dom = NULL;
    int p[2] = {-1. -1};
    virThread workerThread;
    bool verbose = false;
4432
    virshCtrlData data;
4433 4434 4435
    const char *to = NULL;
    const char *name = NULL;

4436
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4437 4438
        return false;

4439
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
4440 4441 4442 4443 4444 4445 4446 4447 4448 4449 4450 4451 4452 4453 4454 4455 4456 4457
        goto cleanup;

    if (vshCommandOptBool(cmd, "verbose"))
        verbose = true;

    if (pipe(p) < 0)
        goto cleanup;

    data.ctl = ctl;
    data.cmd = cmd;
    data.writefd = p[1];

    if (virThreadCreate(&workerThread,
                        true,
                        doSave,
                        &data) < 0)
        goto cleanup;

4458
    ret = virshWatchJob(ctl, dom, verbose, p[0], 0, NULL, NULL, _("Save"));
4459 4460 4461 4462 4463 4464

    virThreadJoin(&workerThread);

    if (ret)
        vshPrint(ctl, _("\nDomain %s saved to %s\n"), name, to);

4465
 cleanup:
4466
    virDomainFree(dom);
4467 4468 4469 4470 4471 4472 4473
    return ret;
}

/*
 * "save-image-dumpxml" command
 */
static const vshCmdInfo info_save_image_dumpxml[] = {
4474 4475 4476 4477 4478 4479 4480
    {.name = "help",
     .data = N_("saved state domain information in XML")
    },
    {.name = "desc",
     .data = N_("Dump XML of domain information for a saved state file to stdout.")
    },
    {.name = NULL}
4481 4482 4483
};

static const vshCmdOptDef opts_save_image_dumpxml[] = {
4484 4485 4486 4487 4488 4489 4490 4491 4492 4493
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("saved state file to read")
    },
    {.name = "security-info",
     .type = VSH_OT_BOOL,
     .help = N_("include security sensitive information in XML dump")
    },
    {.name = NULL}
4494 4495 4496 4497 4498 4499 4500 4501 4502
};

static bool
cmdSaveImageDumpxml(vshControl *ctl, const vshCmd *cmd)
{
    const char *file = NULL;
    bool ret = false;
    unsigned int flags = 0;
    char *xml = NULL;
4503
    virshControlPtr priv = ctl->privData;
4504 4505 4506 4507

    if (vshCommandOptBool(cmd, "security-info"))
        flags |= VIR_DOMAIN_XML_SECURE;

4508
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
4509 4510
        return false;

4511
    xml = virDomainSaveImageGetXMLDesc(priv->conn, file, flags);
4512 4513 4514 4515 4516 4517
    if (!xml)
        goto cleanup;

    vshPrint(ctl, "%s", xml);
    ret = true;

4518
 cleanup:
4519 4520 4521 4522 4523 4524 4525 4526
    VIR_FREE(xml);
    return ret;
}

/*
 * "save-image-define" command
 */
static const vshCmdInfo info_save_image_define[] = {
4527 4528 4529 4530 4531 4532 4533
    {.name = "help",
     .data = N_("redefine the XML for a domain's saved state file")
    },
    {.name = "desc",
     .data = N_("Replace the domain XML associated with a saved state file")
    },
    {.name = NULL}
4534 4535 4536
};

static const vshCmdOptDef opts_save_image_define[] = {
4537 4538 4539 4540 4541 4542
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("saved state file to modify")
    },
    {.name = "xml",
4543
     .type = VSH_OT_DATA,
4544 4545 4546 4547 4548 4549 4550 4551 4552 4553 4554 4555
     .flags = VSH_OFLAG_REQ,
     .help = N_("filename containing updated XML for the target")
    },
    {.name = "running",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be running on restore")
    },
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be paused on restore")
    },
    {.name = NULL}
4556 4557 4558 4559 4560 4561 4562 4563 4564 4565
};

static bool
cmdSaveImageDefine(vshControl *ctl, const vshCmd *cmd)
{
    const char *file = NULL;
    bool ret = false;
    const char *xmlfile = NULL;
    char *xml = NULL;
    unsigned int flags = 0;
4566
    virshControlPtr priv = ctl->privData;
4567 4568 4569 4570 4571 4572

    if (vshCommandOptBool(cmd, "running"))
        flags |= VIR_DOMAIN_SAVE_RUNNING;
    if (vshCommandOptBool(cmd, "paused"))
        flags |= VIR_DOMAIN_SAVE_PAUSED;

4573
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
4574 4575
        return false;

4576
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
4577 4578
        return false;

4579
    if (virFileReadAll(xmlfile, VSH_MAX_XML_FILE, &xml) < 0)
4580 4581
        goto cleanup;

4582
    if (virDomainSaveImageDefineXML(priv->conn, file, xml, flags) < 0) {
4583 4584 4585 4586 4587 4588 4589
        vshError(ctl, _("Failed to update %s"), file);
        goto cleanup;
    }

    vshPrint(ctl, _("State file %s updated.\n"), file);
    ret = true;

4590
 cleanup:
4591 4592 4593 4594 4595 4596 4597 4598
    VIR_FREE(xml);
    return ret;
}

/*
 * "save-image-edit" command
 */
static const vshCmdInfo info_save_image_edit[] = {
4599 4600 4601 4602 4603 4604 4605
    {.name = "help",
     .data = N_("edit XML for a domain's saved state file")
    },
    {.name = "desc",
     .data = N_("Edit the domain XML associated with a saved state file")
    },
    {.name = NULL}
4606 4607 4608
};

static const vshCmdOptDef opts_save_image_edit[] = {
4609 4610 4611 4612 4613 4614 4615 4616 4617 4618 4619 4620 4621 4622
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("saved state file to edit")
    },
    {.name = "running",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be running on restore")
    },
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be paused on restore")
    },
    {.name = NULL}
4623 4624 4625 4626 4627 4628 4629 4630 4631
};

static bool
cmdSaveImageEdit(vshControl *ctl, const vshCmd *cmd)
{
    const char *file = NULL;
    bool ret = false;
    unsigned int getxml_flags = VIR_DOMAIN_XML_SECURE;
    unsigned int define_flags = 0;
4632
    virshControlPtr priv = ctl->privData;
4633 4634 4635 4636 4637 4638 4639 4640 4641 4642 4643

    if (vshCommandOptBool(cmd, "running"))
        define_flags |= VIR_DOMAIN_SAVE_RUNNING;
    if (vshCommandOptBool(cmd, "paused"))
        define_flags |= VIR_DOMAIN_SAVE_PAUSED;

    /* Normally, we let the API reject mutually exclusive flags.
     * However, in the edit cycle, we let the user retry if the define
     * step fails, but the define step will always fail on invalid
     * flags, so we reject it up front to avoid looping.  */
    if (define_flags == (VIR_DOMAIN_SAVE_RUNNING | VIR_DOMAIN_SAVE_PAUSED)) {
4644
        vshError(ctl, "%s", _("--running and --paused are mutually exclusive"));
4645 4646 4647
        return false;
    }

4648
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
4649 4650 4651
        return false;

#define EDIT_GET_XML \
4652
    virDomainSaveImageGetXMLDesc(priv->conn, file, getxml_flags)
4653 4654 4655 4656 4657 4658 4659
#define EDIT_NOT_CHANGED                                        \
    do {                                                        \
        vshPrint(ctl, _("Saved image %s XML configuration "     \
                        "not changed.\n"), file);               \
        ret = true;                                             \
        goto edit_cleanup;                                      \
    } while (0)
4660
#define EDIT_DEFINE \
4661
    (virDomainSaveImageDefineXML(priv->conn, file, doc_edited, define_flags) == 0)
4662 4663 4664 4665 4666
#include "virsh-edit.c"

    vshPrint(ctl, _("State file %s edited.\n"), file);
    ret = true;

4667
 cleanup:
4668 4669 4670 4671 4672 4673 4674
    return ret;
}

/*
 * "managedsave" command
 */
static const vshCmdInfo info_managedsave[] = {
4675 4676 4677 4678 4679
    {.name = "help",
     .data = N_("managed save of a domain state")
    },
    {.name = "desc",
     .data = N_("Save and destroy a running domain, so it can be restarted from\n"
4680 4681
                "    the same state at a later time.  When the virsh 'start'\n"
                "    command is next run for the domain, it will automatically\n"
4682 4683 4684
                "    be started from this saved state.")
    },
    {.name = NULL}
4685 4686 4687
};

static const vshCmdOptDef opts_managedsave[] = {
4688 4689 4690 4691 4692
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
M
Martin Kletzander 已提交
4693 4694 4695 4696
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when saving")
    },
4697 4698 4699 4700 4701 4702 4703 4704 4705 4706 4707 4708 4709
    {.name = "running",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be running on next start")
    },
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be paused on next start")
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("display the progress of save")
    },
    {.name = NULL}
4710 4711 4712 4713 4714 4715
};

static void
doManagedsave(void *opaque)
{
    char ret = '1';
4716
    virshCtrlData *data = opaque;
4717 4718 4719 4720 4721 4722 4723 4724 4725 4726 4727 4728 4729 4730 4731 4732 4733 4734 4735
    vshControl *ctl = data->ctl;
    const vshCmd *cmd = data->cmd;
    virDomainPtr dom = NULL;
    const char *name;
    unsigned int flags = 0;
    sigset_t sigmask, oldsigmask;

    sigemptyset(&sigmask);
    sigaddset(&sigmask, SIGINT);
    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) < 0)
        goto out_sig;

    if (vshCommandOptBool(cmd, "bypass-cache"))
        flags |= VIR_DOMAIN_SAVE_BYPASS_CACHE;
    if (vshCommandOptBool(cmd, "running"))
        flags |= VIR_DOMAIN_SAVE_RUNNING;
    if (vshCommandOptBool(cmd, "paused"))
        flags |= VIR_DOMAIN_SAVE_PAUSED;

4736
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4737 4738 4739 4740 4741 4742 4743 4744
        goto out;

    if (virDomainManagedSave(dom, flags) < 0) {
        vshError(ctl, _("Failed to save domain %s state"), name);
        goto out;
    }

    ret = '0';
4745
 out:
4746
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
4747
 out_sig:
4748 4749 4750 4751 4752 4753 4754 4755 4756 4757 4758 4759 4760
    if (dom)
        virDomainFree(dom);
    ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
}

static bool
cmdManagedSave(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    int p[2] = { -1, -1};
    bool ret = false;
    bool verbose = false;
    const char *name = NULL;
4761
    virshCtrlData data;
4762 4763
    virThread workerThread;

4764
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4765 4766 4767 4768 4769 4770 4771 4772 4773 4774 4775 4776 4777 4778 4779 4780 4781 4782
        return false;

    if (vshCommandOptBool(cmd, "verbose"))
        verbose = true;

    if (pipe(p) < 0)
        goto cleanup;

    data.ctl = ctl;
    data.cmd = cmd;
    data.writefd = p[1];

    if (virThreadCreate(&workerThread,
                        true,
                        doManagedsave,
                        &data) < 0)
        goto cleanup;

4783 4784
    ret = virshWatchJob(ctl, dom, verbose, p[0], 0,
                        NULL, NULL, _("Managedsave"));
4785 4786 4787 4788 4789 4790

    virThreadJoin(&workerThread);

    if (ret)
        vshPrint(ctl, _("\nDomain %s state saved by libvirt\n"), name);

4791
 cleanup:
4792 4793 4794 4795 4796 4797 4798 4799 4800 4801
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return ret;
}

/*
 * "managedsave-remove" command
 */
static const vshCmdInfo info_managedsaveremove[] = {
4802 4803 4804 4805 4806 4807 4808
    {.name = "help",
     .data = N_("Remove managed save of a domain")
    },
    {.name = "desc",
     .data = N_("Remove an existing managed save state file from a domain")
    },
    {.name = NULL}
4809 4810 4811
};

static const vshCmdOptDef opts_managedsaveremove[] = {
4812 4813 4814 4815 4816 4817
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
4818 4819 4820 4821 4822 4823 4824 4825 4826 4827
};

static bool
cmdManagedSaveRemove(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name;
    bool ret = false;
    int hassave;

4828
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4829 4830 4831 4832 4833 4834 4835 4836 4837 4838 4839 4840 4841 4842 4843 4844 4845 4846 4847 4848 4849 4850 4851
        return false;

    hassave = virDomainHasManagedSaveImage(dom, 0);
    if (hassave < 0) {
        vshError(ctl, "%s", _("Failed to check for domain managed save image"));
        goto cleanup;
    }

    if (hassave) {
        if (virDomainManagedSaveRemove(dom, 0) < 0) {
            vshError(ctl, _("Failed to remove managed save image for domain %s"),
                     name);
            goto cleanup;
        }
        else
            vshPrint(ctl, _("Removed managedsave image for domain %s"), name);
    }
    else
        vshPrint(ctl, _("Domain %s has no manage save image; removal skipped"),
                 name);

    ret = true;

4852
 cleanup:
4853 4854 4855 4856 4857 4858 4859 4860
    virDomainFree(dom);
    return ret;
}

/*
 * "schedinfo" command
 */
static const vshCmdInfo info_schedinfo[] = {
4861 4862 4863 4864 4865 4866 4867
    {.name = "help",
     .data = N_("show/set scheduler parameters")
    },
    {.name = "desc",
     .data = N_("Show/Set scheduler parameters.")
    },
    {.name = NULL}
4868 4869 4870
};

static const vshCmdOptDef opts_schedinfo[] = {
4871 4872 4873 4874 4875 4876 4877
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "weight",
     .type = VSH_OT_INT,
4878
     .flags = VSH_OFLAG_REQ_OPT,
4879 4880 4881 4882
     .help = N_("weight for XEN_CREDIT")
    },
    {.name = "cap",
     .type = VSH_OT_INT,
4883
     .flags = VSH_OFLAG_REQ_OPT,
4884 4885 4886 4887 4888 4889 4890 4891 4892 4893 4894 4895 4896 4897
     .help = N_("cap for XEN_CREDIT")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("get/set current scheduler info")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("get/set value to be used on next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("get/set value from running domain")
    },
4898 4899 4900 4901 4902
    {.name = "set",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_NONE,
     .help = N_("parameter=value")
    },
4903
    {.name = NULL}
4904 4905
};

4906 4907 4908 4909 4910 4911 4912 4913 4914
static int
cmdSchedInfoUpdateOne(vshControl *ctl,
                      virTypedParameterPtr src_params, int nsrc_params,
                      virTypedParameterPtr *params,
                      int *nparams, int *maxparams,
                      const char *field, const char *value)
{
    virTypedParameterPtr param;
    int ret = -1;
4915
    size_t i;
4916 4917 4918 4919 4920 4921 4922 4923 4924 4925 4926 4927 4928 4929 4930 4931 4932 4933 4934 4935 4936 4937 4938 4939

    for (i = 0; i < nsrc_params; i++) {
        param = &(src_params[i]);

        if (STRNEQ(field, param->field))
            continue;

        if (virTypedParamsAddFromString(params, nparams, maxparams,
                                        field, param->type,
                                        value) < 0) {
            vshSaveLibvirtError();
            goto cleanup;
        }
        ret = 0;
        break;
    }

    if (ret < 0)
        vshError(ctl, _("invalid scheduler option: %s"), field);

 cleanup:
    return ret;
}

4940 4941
static int
cmdSchedInfoUpdate(vshControl *ctl, const vshCmd *cmd,
4942 4943
                   virTypedParameterPtr src_params, int nsrc_params,
                   virTypedParameterPtr *update_params)
4944
{
4945 4946
    char *set_field = NULL;
    char *set_val = NULL;
4947 4948
    const char *val = NULL;
    const vshCmdOpt *opt = NULL;
4949 4950
    virTypedParameterPtr params = NULL;
    int nparams = 0;
4951
    int maxparams = 0;
4952 4953 4954
    int ret = -1;
    int rv;

4955
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
4956
        set_field = vshStrdup(ctl, opt->data);
4957
        if (!(set_val = strchr(set_field, '='))) {
4958 4959
            vshError(ctl, "%s", _("Invalid syntax for --set, "
                                  "expecting name=value"));
4960
            goto cleanup;
4961
        }
4962 4963 4964 4965

        *set_val = '\0';
        set_val++;

4966 4967 4968 4969
        if (cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                                  &params, &nparams, &maxparams,
                                  set_field, set_val) < 0)
            goto cleanup;
4970

4971 4972
        VIR_FREE(set_field);
    }
4973

4974 4975 4976 4977 4978 4979 4980
    rv = vshCommandOptStringReq(ctl, cmd, "cap", &val);
    if (rv < 0 ||
        (val &&
         cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                               &params, &nparams, &maxparams,
                               "cap", val) < 0))
        goto cleanup;
4981

4982 4983 4984 4985 4986 4987 4988
    rv = vshCommandOptStringReq(ctl, cmd, "weight", &val);
    if (rv < 0 ||
        (val &&
         cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                               &params, &nparams, &maxparams,
                               "weight", val) < 0))
        goto cleanup;
4989

4990
    ret = nparams;
4991
    *update_params = params;
4992 4993
    params = NULL;

4994
 cleanup:
4995
    VIR_FREE(set_field);
4996
    virTypedParamsFree(params, nparams);
4997
    return ret;
4998 4999 5000 5001 5002 5003 5004 5005
}

static bool
cmdSchedinfo(vshControl *ctl, const vshCmd *cmd)
{
    char *schedulertype;
    virDomainPtr dom;
    virTypedParameterPtr params = NULL;
5006
    virTypedParameterPtr updates = NULL;
5007
    int nparams = 0;
5008
    int nupdates = 0;
5009 5010
    size_t i;
    int ret;
5011
    bool ret_val = false;
5012
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
5013 5014 5015 5016
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

5017 5018 5019 5020 5021 5022 5023
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
5024

5025
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
5026 5027 5028 5029 5030
        return false;

    /* Print SchedulerType */
    schedulertype = virDomainGetSchedulerType(dom, &nparams);
    if (schedulertype != NULL) {
P
Peter Krempa 已提交
5031
        vshPrint(ctl, "%-15s: %s\n", _("Scheduler"), schedulertype);
5032 5033 5034 5035 5036 5037 5038 5039 5040 5041 5042 5043 5044 5045 5046 5047 5048 5049 5050 5051 5052 5053 5054 5055 5056
        VIR_FREE(schedulertype);
    } else {
        vshPrint(ctl, "%-15s: %s\n", _("Scheduler"), _("Unknown"));
        goto cleanup;
    }

    if (nparams) {
        params = vshMalloc(ctl, sizeof(*params) * nparams);

        memset(params, 0, sizeof(*params) * nparams);
        if (flags || current) {
            /* We cannot query both live and config at once, so settle
               on current in that case.  If we are setting, then the
               two values should match when we re-query; otherwise, we
               report the error later.  */
            ret = virDomainGetSchedulerParametersFlags(dom, params, &nparams,
                                                       ((live && config) ? 0
                                                        : flags));
        } else {
            ret = virDomainGetSchedulerParameters(dom, params, &nparams);
        }
        if (ret == -1)
            goto cleanup;

        /* See if any params are being set */
5057 5058 5059
        if ((nupdates = cmdSchedInfoUpdate(ctl, cmd, params, nparams,
                                           &updates)) < 0)
            goto cleanup;
5060 5061

        /* Update parameters & refresh data */
5062
        if (nupdates > 0) {
5063
            if (flags || current)
5064 5065
                ret = virDomainSetSchedulerParametersFlags(dom, updates,
                                                           nupdates, flags);
5066
            else
5067 5068
                ret = virDomainSetSchedulerParameters(dom, updates, nupdates);

5069 5070 5071 5072 5073 5074 5075 5076 5077 5078 5079 5080 5081 5082 5083 5084 5085 5086 5087 5088 5089 5090 5091 5092 5093 5094 5095 5096 5097 5098
            if (ret == -1)
                goto cleanup;

            if (flags || current)
                ret = virDomainGetSchedulerParametersFlags(dom, params,
                                                           &nparams,
                                                           ((live && config) ? 0
                                                            : flags));
            else
                ret = virDomainGetSchedulerParameters(dom, params, &nparams);
            if (ret == -1)
                goto cleanup;
        } else {
            /* When not doing --set, --live and --config do not mix.  */
            if (live && config) {
                vshError(ctl, "%s",
                         _("cannot query both live and config at once"));
                goto cleanup;
            }
        }

        ret_val = true;
        for (i = 0; i < nparams; i++) {
            char *str = vshGetTypedParamValue(ctl, &params[i]);
            vshPrint(ctl, "%-15s: %s\n", params[i].field, str);
            VIR_FREE(str);
        }
    }

 cleanup:
5099 5100
    virTypedParamsFree(params, nparams);
    virTypedParamsFree(updates, nupdates);
5101 5102 5103 5104 5105 5106 5107 5108
    virDomainFree(dom);
    return ret_val;
}

/*
 * "restore" command
 */
static const vshCmdInfo info_restore[] = {
5109 5110 5111 5112 5113 5114 5115
    {.name = "help",
     .data = N_("restore a domain from a saved state in a file")
    },
    {.name = "desc",
     .data = N_("Restore a domain.")
    },
    {.name = NULL}
5116 5117 5118
};

static const vshCmdOptDef opts_restore[] = {
5119 5120 5121 5122 5123 5124 5125 5126 5127 5128 5129 5130 5131 5132 5133 5134 5135 5136 5137 5138 5139 5140
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the state to restore")
    },
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when restoring")
    },
    {.name = "xml",
     .type = VSH_OT_STRING,
     .help = N_("filename containing updated XML for the target")
    },
    {.name = "running",
     .type = VSH_OT_BOOL,
     .help = N_("restore domain into running state")
    },
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("restore domain into paused state")
    },
    {.name = NULL}
5141 5142 5143 5144 5145 5146 5147 5148 5149 5150
};

static bool
cmdRestore(vshControl *ctl, const vshCmd *cmd)
{
    const char *from = NULL;
    bool ret = false;
    unsigned int flags = 0;
    const char *xmlfile = NULL;
    char *xml = NULL;
5151
    virshControlPtr priv = ctl->privData;
5152

5153
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
5154 5155 5156 5157 5158 5159 5160 5161 5162
        return false;

    if (vshCommandOptBool(cmd, "bypass-cache"))
        flags |= VIR_DOMAIN_SAVE_BYPASS_CACHE;
    if (vshCommandOptBool(cmd, "running"))
        flags |= VIR_DOMAIN_SAVE_RUNNING;
    if (vshCommandOptBool(cmd, "paused"))
        flags |= VIR_DOMAIN_SAVE_PAUSED;

5163
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
5164 5165 5166
        return false;

    if (xmlfile &&
5167
        virFileReadAll(xmlfile, VSH_MAX_XML_FILE, &xml) < 0)
5168 5169 5170
        goto cleanup;

    if (((flags || xml)
5171 5172
         ? virDomainRestoreFlags(priv->conn, from, xml, flags)
         : virDomainRestore(priv->conn, from)) < 0) {
5173 5174 5175 5176 5177 5178 5179
        vshError(ctl, _("Failed to restore domain from %s"), from);
        goto cleanup;
    }

    vshPrint(ctl, _("Domain restored from %s\n"), from);
    ret = true;

5180
 cleanup:
5181 5182 5183 5184 5185 5186 5187 5188
    VIR_FREE(xml);
    return ret;
}

/*
 * "dump" command
 */
static const vshCmdInfo info_dump[] = {
5189 5190 5191 5192 5193 5194 5195
    {.name = "help",
     .data = N_("dump the core of a domain to a file for analysis")
    },
    {.name = "desc",
     .data = N_("Core dump a domain.")
    },
    {.name = NULL}
5196 5197 5198
};

static const vshCmdOptDef opts_dump[] = {
M
Martin Kletzander 已提交
5199 5200 5201 5202 5203 5204 5205 5206 5207 5208
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("where to dump the core")
    },
5209 5210 5211 5212 5213 5214 5215 5216 5217 5218
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("perform a live core dump if supported")
    },
    {.name = "crash",
     .type = VSH_OT_BOOL,
     .help = N_("crash the domain after core dump")
    },
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
5219
     .help = N_("avoid file system cache when dumping")
5220 5221 5222 5223 5224 5225 5226 5227 5228 5229 5230 5231 5232
    },
    {.name = "reset",
     .type = VSH_OT_BOOL,
     .help = N_("reset the domain after core dump")
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("display the progress of dump")
    },
    {.name = "memory-only",
     .type = VSH_OT_BOOL,
     .help = N_("dump domain's memory only")
    },
5233
    {.name = "format",
5234
     .type = VSH_OT_STRING,
5235 5236
     .help = N_("specify the format of memory-only dump")
    },
5237
    {.name = NULL}
5238 5239 5240 5241 5242 5243
};

static void
doDump(void *opaque)
{
    char ret = '1';
5244
    virshCtrlData *data = opaque;
5245 5246 5247 5248 5249 5250 5251
    vshControl *ctl = data->ctl;
    const vshCmd *cmd = data->cmd;
    virDomainPtr dom = NULL;
    sigset_t sigmask, oldsigmask;
    const char *name = NULL;
    const char *to = NULL;
    unsigned int flags = 0;
5252 5253
    const char *format = NULL;
    unsigned int dumpformat = VIR_DOMAIN_CORE_DUMP_FORMAT_RAW;
5254 5255 5256 5257 5258 5259

    sigemptyset(&sigmask);
    sigaddset(&sigmask, SIGINT);
    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) < 0)
        goto out_sig;

5260
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
5261 5262
        goto out;

5263
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5264 5265 5266 5267 5268 5269 5270 5271 5272 5273 5274 5275 5276
        goto out;

    if (vshCommandOptBool(cmd, "live"))
        flags |= VIR_DUMP_LIVE;
    if (vshCommandOptBool(cmd, "crash"))
        flags |= VIR_DUMP_CRASH;
    if (vshCommandOptBool(cmd, "bypass-cache"))
        flags |= VIR_DUMP_BYPASS_CACHE;
    if (vshCommandOptBool(cmd, "reset"))
        flags |= VIR_DUMP_RESET;
    if (vshCommandOptBool(cmd, "memory-only"))
        flags |= VIR_DUMP_MEMORY_ONLY;

5277 5278 5279 5280 5281 5282
    if (vshCommandOptBool(cmd, "format")) {
        if (!(flags & VIR_DUMP_MEMORY_ONLY)) {
            vshError(ctl, "%s", _("--format only works with --memory-only"));
            goto out;
        }

5283
        if (vshCommandOptString(ctl, cmd, "format", &format) > 0) {
5284 5285 5286 5287 5288 5289 5290 5291 5292 5293 5294 5295 5296 5297 5298 5299 5300 5301 5302 5303 5304 5305 5306 5307 5308 5309 5310
            if (STREQ(format, "kdump-zlib")) {
                dumpformat = VIR_DOMAIN_CORE_DUMP_FORMAT_KDUMP_ZLIB;
            } else if (STREQ(format, "kdump-lzo")) {
                dumpformat = VIR_DOMAIN_CORE_DUMP_FORMAT_KDUMP_LZO;
            } else if (STREQ(format, "kdump-snappy")) {
                dumpformat = VIR_DOMAIN_CORE_DUMP_FORMAT_KDUMP_SNAPPY;
            } else if (STREQ(format, "elf")) {
                dumpformat = VIR_DOMAIN_CORE_DUMP_FORMAT_RAW;
            } else {
                vshError(ctl, _("format '%s' is not supported, expecting "
                                "'kdump-zlib', 'kdump-lzo', 'kdump-snappy' "
                                "or 'elf'"), format);
                goto out;
            }
        }
    }

    if (dumpformat != VIR_DOMAIN_CORE_DUMP_FORMAT_RAW) {
        if (virDomainCoreDumpWithFormat(dom, to, dumpformat, flags) < 0) {
            vshError(ctl, _("Failed to core dump domain %s to %s"), name, to);
            goto out;
        }
    } else {
        if (virDomainCoreDump(dom, to, flags) < 0) {
            vshError(ctl, _("Failed to core dump domain %s to %s"), name, to);
            goto out;
        }
5311 5312 5313
    }

    ret = '0';
5314
 out:
5315
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
5316
 out_sig:
5317 5318 5319 5320 5321 5322 5323 5324 5325 5326 5327 5328 5329 5330
    if (dom)
        virDomainFree(dom);
    ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
}

static bool
cmdDump(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    int p[2] = { -1, -1};
    bool ret = false;
    bool verbose = false;
    const char *name = NULL;
    const char *to = NULL;
5331
    virshCtrlData data;
5332 5333
    virThread workerThread;

5334
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5335 5336
        return false;

5337
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
5338
        goto cleanup;
5339 5340 5341 5342 5343 5344 5345 5346 5347 5348 5349 5350 5351 5352 5353 5354 5355

    if (vshCommandOptBool(cmd, "verbose"))
        verbose = true;

    if (pipe(p) < 0)
        goto cleanup;

    data.ctl = ctl;
    data.cmd = cmd;
    data.writefd = p[1];

    if (virThreadCreate(&workerThread,
                        true,
                        doDump,
                        &data) < 0)
        goto cleanup;

5356
    ret = virshWatchJob(ctl, dom, verbose, p[0], 0, NULL, NULL, _("Dump"));
5357 5358 5359 5360 5361 5362

    virThreadJoin(&workerThread);

    if (ret)
        vshPrint(ctl, _("\nDomain %s dumped to %s\n"), name, to);

5363
 cleanup:
5364 5365 5366 5367 5368 5369 5370
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return ret;
}

static const vshCmdInfo info_screenshot[] = {
5371 5372 5373 5374 5375 5376 5377 5378
    {.name = "help",
     .data = N_("take a screenshot of a current domain console and store it "
                "into a file")
    },
    {.name = "desc",
     .data = N_("screenshot of a current domain console")
    },
    {.name = NULL}
5379 5380 5381
};

static const vshCmdOptDef opts_screenshot[] = {
5382 5383 5384 5385 5386 5387
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
5388
     .type = VSH_OT_STRING,
5389 5390 5391 5392 5393 5394 5395
     .help = N_("where to store the screenshot")
    },
    {.name = "screen",
     .type = VSH_OT_INT,
     .help = N_("ID of a screen to take screenshot of")
    },
    {.name = NULL}
5396 5397 5398 5399 5400 5401
};

/**
 * Generate string: '<domain name>-<timestamp>[<extension>]'
 */
static char *
5402
virshGenFileName(vshControl *ctl, virDomainPtr dom, const char *mime)
5403 5404
{
    char timestr[100];
5405
    time_t cur_time;
5406 5407 5408 5409 5410 5411 5412 5413 5414 5415 5416 5417 5418 5419 5420
    struct tm time_info;
    const char *ext = NULL;
    char *ret = NULL;

    if (!dom) {
        vshError(ctl, "%s", _("Invalid domain supplied"));
        return NULL;
    }

    if (STREQ(mime, "image/x-portable-pixmap"))
        ext = ".ppm";
    else if (STREQ(mime, "image/png"))
        ext = ".png";
    /* add mime type here */

5421
    time(&cur_time);
5422
    localtime_r(&cur_time, &time_info);
5423 5424 5425 5426 5427 5428 5429 5430 5431 5432 5433 5434 5435 5436 5437 5438 5439 5440 5441 5442 5443
    strftime(timestr, sizeof(timestr), "%Y-%m-%d-%H:%M:%S", &time_info);

    if (virAsprintf(&ret, "%s-%s%s", virDomainGetName(dom),
                    timestr, ext ? ext : "") < 0) {
        vshError(ctl, "%s", _("Out of memory"));
        return NULL;
    }

    return ret;
}

static bool
cmdScreenshot(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name = NULL;
    char *file = NULL;
    int fd = -1;
    virStreamPtr st = NULL;
    unsigned int screen = 0;
    unsigned int flags = 0; /* currently unused */
E
Eric Blake 已提交
5444
    bool ret = false;
5445 5446 5447
    bool created = false;
    bool generated = false;
    char *mime = NULL;
5448
    virshControlPtr priv = ctl->privData;
5449

5450
    if (vshCommandOptStringReq(ctl, cmd, "file", (const char **) &file) < 0)
5451 5452
        return false;

5453
    if (vshCommandOptUInt(ctl, cmd, "screen", &screen) < 0)
5454 5455
        return false;

5456
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5457 5458
        return false;

5459
    if (!(st = virStreamNew(priv->conn, 0)))
5460
        goto cleanup;
5461 5462 5463 5464 5465 5466 5467 5468

    mime = virDomainScreenshot(dom, st, screen, flags);
    if (!mime) {
        vshError(ctl, _("could not take a screenshot of %s"), name);
        goto cleanup;
    }

    if (!file) {
5469
        if (!(file = virshGenFileName(ctl, dom, mime)))
5470
            goto cleanup;
5471 5472 5473 5474 5475 5476 5477 5478 5479 5480 5481 5482 5483
        generated = true;
    }

    if ((fd = open(file, O_WRONLY|O_CREAT|O_EXCL, 0666)) < 0) {
        if (errno != EEXIST ||
            (fd = open(file, O_WRONLY|O_TRUNC, 0666)) < 0) {
            vshError(ctl, _("cannot create file %s"), file);
            goto cleanup;
        }
    } else {
        created = true;
    }

5484
    if (virStreamRecvAll(st, virshStreamSink, &fd) < 0) {
5485 5486 5487 5488 5489 5490 5491 5492 5493 5494 5495 5496 5497 5498 5499 5500 5501
        vshError(ctl, _("could not receive data from domain %s"), name);
        goto cleanup;
    }

    if (VIR_CLOSE(fd) < 0) {
        vshError(ctl, _("cannot close file %s"), file);
        goto cleanup;
    }

    if (virStreamFinish(st) < 0) {
        vshError(ctl, _("cannot close stream on domain %s"), name);
        goto cleanup;
    }

    vshPrint(ctl, _("Screenshot saved to %s, with type of %s"), file, mime);
    ret = true;

5502
 cleanup:
5503 5504 5505 5506 5507 5508 5509 5510 5511 5512 5513 5514
    if (!ret && created)
        unlink(file);
    if (generated)
        VIR_FREE(file);
    virDomainFree(dom);
    if (st)
        virStreamFree(st);
    VIR_FORCE_CLOSE(fd);
    VIR_FREE(mime);
    return ret;
}

5515 5516 5517 5518 5519 5520 5521 5522 5523 5524 5525 5526 5527 5528 5529 5530 5531 5532 5533 5534 5535 5536 5537 5538 5539 5540 5541 5542 5543 5544 5545 5546 5547 5548 5549 5550 5551 5552 5553 5554 5555 5556 5557 5558 5559 5560 5561 5562 5563 5564 5565 5566 5567 5568 5569
/*
 * "set-user-password" command
 */
static const vshCmdInfo info_set_user_password[] = {
    {.name = "help",
     .data = N_("set the user password inside the domain")
    },
    {.name = "desc",
     .data = N_("changes the password of the specified user inside the domain")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_set_user_password[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "user",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the username")
    },
    {.name = "password",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the new password")
    },
    {.name = "encrypted",
     .type = VSH_OT_BOOL,
     .help = N_("the password is already encrypted")
    },
    {.name = NULL}
};

static bool
cmdSetUserPassword(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name;
    const char *password = NULL;
    const char *user = NULL;
    unsigned int flags = 0;
    bool ret = false;

    if (vshCommandOptBool(cmd, "encrypted"))
        flags = VIR_DOMAIN_PASSWORD_ENCRYPTED;

    if (vshCommandOptStringReq(ctl, cmd, "user", &user) < 0)
        return false;

    if (vshCommandOptStringReq(ctl, cmd, "password", &password) < 0)
        return false;

5570
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5571 5572 5573 5574 5575 5576 5577 5578 5579 5580 5581 5582
        return false;

    if (virDomainSetUserPassword(dom, user, password, flags) < 0)
        goto cleanup;

    vshPrint(ctl, _("Password set successfully for %s in %s"), user, name);
    ret = true;

 cleanup:
    virDomainFree(dom);
    return ret;
}
5583 5584 5585 5586
/*
 * "resume" command
 */
static const vshCmdInfo info_resume[] = {
5587 5588 5589 5590 5591 5592 5593
    {.name = "help",
     .data = N_("resume a domain")
    },
    {.name = "desc",
     .data = N_("Resume a previously suspended domain.")
    },
    {.name = NULL}
5594 5595 5596
};

static const vshCmdOptDef opts_resume[] = {
5597 5598 5599 5600 5601 5602
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
5603 5604 5605 5606 5607 5608 5609 5610 5611
};

static bool
cmdResume(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = true;
    const char *name;

5612
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5613 5614 5615 5616 5617 5618 5619 5620 5621 5622 5623 5624 5625 5626 5627 5628 5629
        return false;

    if (virDomainResume(dom) == 0) {
        vshPrint(ctl, _("Domain %s resumed\n"), name);
    } else {
        vshError(ctl, _("Failed to resume domain %s"), name);
        ret = false;
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "shutdown" command
 */
static const vshCmdInfo info_shutdown[] = {
5630 5631 5632 5633 5634 5635 5636
    {.name = "help",
     .data = N_("gracefully shutdown a domain")
    },
    {.name = "desc",
     .data = N_("Run shutdown in the target domain.")
    },
    {.name = NULL}
5637 5638 5639
};

static const vshCmdOptDef opts_shutdown[] = {
5640 5641 5642 5643 5644 5645 5646
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mode",
     .type = VSH_OT_STRING,
5647
     .help = N_("shutdown mode: acpi|agent|initctl|signal|paravirt")
5648 5649
    },
    {.name = NULL}
5650 5651 5652 5653 5654
};

static bool
cmdShutdown(vshControl *ctl, const vshCmd *cmd)
{
5655 5656
    virDomainPtr dom = NULL;
    bool ret = false;
5657 5658 5659 5660
    const char *name;
    const char *mode = NULL;
    int flags = 0;
    int rv;
5661
    char **modes = NULL, **tmp;
5662

5663
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
5664 5665
        return false;

5666
    if (mode && !(modes = virStringSplit(mode, ",", 0))) {
5667 5668 5669 5670 5671
        vshError(ctl, "%s", _("Cannot parse mode string"));
        return false;
    }

    tmp = modes;
5672
    while (tmp && *tmp) {
5673
        mode = *tmp;
5674 5675 5676 5677
        if (STREQ(mode, "acpi")) {
            flags |= VIR_DOMAIN_SHUTDOWN_ACPI_POWER_BTN;
        } else if (STREQ(mode, "agent")) {
            flags |= VIR_DOMAIN_SHUTDOWN_GUEST_AGENT;
5678 5679 5680 5681
        } else if (STREQ(mode, "initctl")) {
            flags |= VIR_DOMAIN_SHUTDOWN_INITCTL;
        } else if (STREQ(mode, "signal")) {
            flags |= VIR_DOMAIN_SHUTDOWN_SIGNAL;
5682 5683
        } else if (STREQ(mode, "paravirt")) {
            flags |= VIR_DOMAIN_SHUTDOWN_PARAVIRT;
5684
        } else {
5685
            vshError(ctl, _("Unknown mode %s value, expecting "
5686 5687
                            "'acpi', 'agent', 'initctl', 'signal', "
                            "or 'paravirt'"), mode);
5688
            goto cleanup;
5689
        }
5690
        tmp++;
5691 5692
    }

5693
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5694
        goto cleanup;
5695 5696 5697 5698 5699 5700 5701 5702 5703

    if (flags)
        rv = virDomainShutdownFlags(dom, flags);
    else
        rv = virDomainShutdown(dom);
    if (rv == 0) {
        vshPrint(ctl, _("Domain %s is being shutdown\n"), name);
    } else {
        vshError(ctl, _("Failed to shutdown domain %s"), name);
5704
        goto cleanup;
5705 5706
    }

5707
    ret = true;
5708
 cleanup:
5709 5710 5711
    if (dom)
        virDomainFree(dom);
    virStringFreeList(modes);
5712 5713 5714 5715 5716 5717 5718
    return ret;
}

/*
 * "reboot" command
 */
static const vshCmdInfo info_reboot[] = {
5719 5720 5721 5722 5723 5724 5725
    {.name = "help",
     .data = N_("reboot a domain")
    },
    {.name = "desc",
     .data = N_("Run a reboot command in the target domain.")
    },
    {.name = NULL}
5726 5727 5728
};

static const vshCmdOptDef opts_reboot[] = {
5729 5730 5731 5732 5733 5734 5735
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mode",
     .type = VSH_OT_STRING,
5736
     .help = N_("shutdown mode: acpi|agent|initctl|signal|paravirt")
5737 5738
    },
    {.name = NULL}
5739 5740 5741 5742 5743
};

static bool
cmdReboot(vshControl *ctl, const vshCmd *cmd)
{
5744 5745
    virDomainPtr dom = NULL;
    bool ret = false;
5746 5747 5748
    const char *name;
    const char *mode = NULL;
    int flags = 0;
5749
    char **modes = NULL, **tmp;
5750

5751
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
5752 5753
        return false;

5754
    if (mode && !(modes = virStringSplit(mode, ",", 0))) {
5755 5756 5757 5758 5759
        vshError(ctl, "%s", _("Cannot parse mode string"));
        return false;
    }

    tmp = modes;
5760
    while (tmp && *tmp) {
5761
        mode = *tmp;
5762
        if (STREQ(mode, "acpi")) {
5763
            flags |= VIR_DOMAIN_REBOOT_ACPI_POWER_BTN;
5764
        } else if (STREQ(mode, "agent")) {
5765
            flags |= VIR_DOMAIN_REBOOT_GUEST_AGENT;
5766 5767 5768 5769
        } else if (STREQ(mode, "initctl")) {
            flags |= VIR_DOMAIN_REBOOT_INITCTL;
        } else if (STREQ(mode, "signal")) {
            flags |= VIR_DOMAIN_REBOOT_SIGNAL;
5770 5771
        } else if (STREQ(mode, "paravirt")) {
            flags |= VIR_DOMAIN_REBOOT_PARAVIRT;
5772
        } else {
5773
            vshError(ctl, _("Unknown mode %s value, expecting "
5774 5775
                            "'acpi', 'agent', 'initctl', 'signal' "
                            "or 'paravirt'"), mode);
5776
            goto cleanup;
5777
        }
5778
        tmp++;
5779 5780
    }

5781
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5782
        goto cleanup;
5783 5784 5785 5786 5787

    if (virDomainReboot(dom, flags) == 0) {
        vshPrint(ctl, _("Domain %s is being rebooted\n"), name);
    } else {
        vshError(ctl, _("Failed to reboot domain %s"), name);
5788
        goto cleanup;
5789 5790
    }

5791
    ret = true;
5792
 cleanup:
5793 5794 5795
    if (dom)
        virDomainFree(dom);
    virStringFreeList(modes);
5796 5797 5798 5799 5800 5801 5802
    return ret;
}

/*
 * "reset" command
 */
static const vshCmdInfo info_reset[] = {
5803 5804 5805 5806 5807 5808 5809
    {.name = "help",
     .data = N_("reset a domain")
    },
    {.name = "desc",
     .data = N_("Reset the target domain as if by power button")
    },
    {.name = NULL}
5810 5811 5812
};

static const vshCmdOptDef opts_reset[] = {
5813 5814 5815 5816 5817 5818
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
5819 5820 5821 5822 5823 5824 5825 5826 5827
};

static bool
cmdReset(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = true;
    const char *name;

5828
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5829 5830 5831 5832 5833 5834 5835 5836 5837 5838 5839 5840 5841 5842 5843 5844 5845
        return false;

    if (virDomainReset(dom, 0) == 0) {
        vshPrint(ctl, _("Domain %s was reset\n"), name);
    } else {
        vshError(ctl, _("Failed to reset domain %s"), name);
        ret = false;
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "domjobinfo" command
 */
static const vshCmdInfo info_domjobinfo[] = {
5846 5847 5848 5849 5850 5851 5852
    {.name = "help",
     .data = N_("domain job information")
    },
    {.name = "desc",
     .data = N_("Returns information about jobs running on a domain.")
    },
    {.name = NULL}
5853 5854 5855
};

static const vshCmdOptDef opts_domjobinfo[] = {
5856 5857 5858 5859 5860
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
5861 5862 5863 5864
    {.name = "completed",
     .type = VSH_OT_BOOL,
     .help = N_("return statistics of a recently completed job")
    },
5865
    {.name = NULL}
5866 5867
};

5868 5869
VIR_ENUM_DECL(virshDomainJob)
VIR_ENUM_IMPL(virshDomainJob,
5870 5871 5872 5873 5874 5875 5876 5877 5878
              VIR_DOMAIN_JOB_LAST,
              N_("None"),
              N_("Bounded"),
              N_("Unbounded"),
              N_("Completed"),
              N_("Failed"),
              N_("Cancelled"))

static const char *
5879
virshDomainJobToString(int type)
5880
{
5881
    const char *str = virshDomainJobTypeToString(type);
5882 5883 5884
    return str ? _(str) : _("unknown");
}

5885 5886 5887 5888 5889
static bool
cmdDomjobinfo(vshControl *ctl, const vshCmd *cmd)
{
    virDomainJobInfo info;
    virDomainPtr dom;
5890 5891 5892 5893 5894 5895
    bool ret = false;
    const char *unit;
    double val;
    virTypedParameterPtr params = NULL;
    int nparams = 0;
    unsigned long long value;
5896
    unsigned int flags = 0;
5897
    int rc;
5898

5899
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
5900 5901
        return false;

5902 5903 5904
    if (vshCommandOptBool(cmd, "completed"))
        flags |= VIR_DOMAIN_JOB_STATS_COMPLETED;

5905
    memset(&info, 0, sizeof(info));
5906

5907
    rc = virDomainGetJobStats(dom, &info.type, &params, &nparams, flags);
5908 5909 5910 5911 5912 5913 5914 5915 5916 5917 5918 5919 5920 5921 5922 5923 5924 5925 5926 5927 5928 5929 5930 5931 5932 5933 5934 5935 5936 5937 5938 5939 5940 5941 5942 5943
    if (rc == 0) {
        if (virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_TIME_ELAPSED,
                                    &info.timeElapsed) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_TIME_REMAINING,
                                    &info.timeRemaining) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_DATA_TOTAL,
                                    &info.dataTotal) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_DATA_PROCESSED,
                                    &info.dataProcessed) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_DATA_REMAINING,
                                    &info.dataRemaining) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_MEMORY_TOTAL,
                                    &info.memTotal) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_MEMORY_PROCESSED,
                                    &info.memProcessed) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_MEMORY_REMAINING,
                                    &info.memRemaining) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_DISK_TOTAL,
                                    &info.fileTotal) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_DISK_PROCESSED,
                                    &info.fileProcessed) < 0 ||
            virTypedParamsGetULLong(params, nparams,
                                    VIR_DOMAIN_JOB_DISK_REMAINING,
                                    &info.fileRemaining) < 0)
            goto save_error;
    } else if (last_error->code == VIR_ERR_NO_SUPPORT) {
5944 5945 5946 5947 5948
        if (flags) {
            vshError(ctl, "%s", _("Optional flags are not supported by the "
                                  "daemon"));
            goto cleanup;
        }
5949 5950 5951 5952 5953 5954
        vshDebug(ctl, VSH_ERR_DEBUG, "detailed statistics not supported\n");
        vshResetLibvirtError();
        rc = virDomainGetJobInfo(dom, &info);
    }
    if (rc < 0)
        goto cleanup;
5955

5956
    vshPrint(ctl, "%-17s %-12s\n", _("Job type:"),
5957
             virshDomainJobToString(info.type));
5958
    if (info.type != VIR_DOMAIN_JOB_BOUNDED &&
5959 5960 5961
        info.type != VIR_DOMAIN_JOB_UNBOUNDED &&
        (!(flags & VIR_DOMAIN_JOB_STATS_COMPLETED) ||
         info.type != VIR_DOMAIN_JOB_COMPLETED)) {
5962
        ret = true;
5963 5964 5965 5966
        goto cleanup;
    }

    vshPrint(ctl, "%-17s %-12llu ms\n", _("Time elapsed:"), info.timeElapsed);
5967 5968 5969 5970 5971 5972 5973 5974 5975
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_TIME_ELAPSED_NET,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        vshPrint(ctl, "%-17s %-12llu ms\n", _("Time elapsed w/o network:"),
                 value);
    }

5976
    if (info.type == VIR_DOMAIN_JOB_BOUNDED)
5977 5978
        vshPrint(ctl, "%-17s %-12llu ms\n", _("Time remaining:"),
                 info.timeRemaining);
5979 5980 5981 5982 5983 5984 5985 5986 5987 5988 5989 5990 5991 5992 5993 5994 5995

    if (info.dataTotal || info.dataRemaining || info.dataProcessed) {
        val = vshPrettyCapacity(info.dataProcessed, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Data processed:"), val, unit);
        val = vshPrettyCapacity(info.dataRemaining, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Data remaining:"), val, unit);
        val = vshPrettyCapacity(info.dataTotal, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Data total:"), val, unit);
    }

    if (info.memTotal || info.memRemaining || info.memProcessed) {
        val = vshPrettyCapacity(info.memProcessed, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Memory processed:"), val, unit);
        val = vshPrettyCapacity(info.memRemaining, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Memory remaining:"), val, unit);
        val = vshPrettyCapacity(info.memTotal, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Memory total:"), val, unit);
5996 5997 5998 5999 6000 6001 6002 6003 6004 6005

        if ((rc = virTypedParamsGetULLong(params, nparams,
                                          VIR_DOMAIN_JOB_MEMORY_BPS,
                                          &value)) < 0) {
            goto save_error;
        } else if (rc && value) {
            val = vshPrettyCapacity(value, &unit);
            vshPrint(ctl, "%-17s %-.3lf %s/s\n",
                     _("Memory bandwidth:"), val, unit);
        }
6006 6007 6008 6009 6010 6011 6012 6013 6014
    }

    if (info.fileTotal || info.fileRemaining || info.fileProcessed) {
        val = vshPrettyCapacity(info.fileProcessed, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("File processed:"), val, unit);
        val = vshPrettyCapacity(info.fileRemaining, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("File remaining:"), val, unit);
        val = vshPrettyCapacity(info.fileTotal, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("File total:"), val, unit);
6015 6016 6017 6018 6019 6020 6021 6022 6023 6024

        if ((rc = virTypedParamsGetULLong(params, nparams,
                                          VIR_DOMAIN_JOB_DISK_BPS,
                                          &value)) < 0) {
            goto save_error;
        } else if (rc && value) {
            val = vshPrettyCapacity(value, &unit);
            vshPrint(ctl, "%-17s %-.3lf %s/s\n",
                     _("File bandwidth:"), val, unit);
        }
6025 6026 6027 6028 6029 6030 6031 6032 6033 6034 6035 6036 6037 6038 6039 6040 6041 6042 6043 6044 6045 6046 6047 6048 6049 6050 6051 6052 6053 6054
    }

    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_MEMORY_CONSTANT,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        vshPrint(ctl, "%-17s %-12llu\n", _("Constant pages:"), value);
    }
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_MEMORY_NORMAL,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        vshPrint(ctl, "%-17s %-12llu\n", _("Normal pages:"), value);
    }
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_MEMORY_NORMAL_BYTES,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        val = vshPrettyCapacity(value, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Normal data:"), val, unit);
    }

    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_DOWNTIME,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
6055 6056 6057 6058 6059 6060 6061
        if (info.type == VIR_DOMAIN_JOB_COMPLETED) {
            vshPrint(ctl, "%-17s %-12llu ms\n",
                     _("Total downtime:"), value);
        } else {
            vshPrint(ctl, "%-17s %-12llu ms\n",
                     _("Expected downtime:"), value);
        }
6062 6063
    }

6064 6065 6066 6067 6068 6069 6070
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_DOWNTIME_NET,
                                      &value)) < 0)
        goto save_error;
    else if (rc)
        vshPrint(ctl, "%-17s %-12llu ms\n", _("Downtime w/o network:"), value);

6071 6072 6073 6074 6075 6076 6077
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_SETUP_TIME,
                                      &value)) < 0)
        goto save_error;
    else if (rc)
        vshPrint(ctl, "%-17s %-12llu ms\n", _("Setup time:"), value);

6078 6079 6080 6081 6082 6083 6084 6085 6086 6087 6088 6089 6090 6091 6092 6093 6094 6095 6096 6097 6098 6099 6100 6101 6102 6103 6104 6105 6106 6107 6108 6109 6110 6111 6112 6113
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_COMPRESSION_CACHE,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        val = vshPrettyCapacity(value, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Compression cache:"), val, unit);
    }
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_COMPRESSION_BYTES,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        val = vshPrettyCapacity(value, &unit);
        vshPrint(ctl, "%-17s %-.3lf %s\n", _("Compressed data:"), val, unit);
    }
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_COMPRESSION_PAGES,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        vshPrint(ctl, "%-17s %-13llu\n", _("Compressed pages:"), value);
    }
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_COMPRESSION_CACHE_MISSES,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        vshPrint(ctl, "%-17s %-13llu\n", _("Compression cache misses:"), value);
    }
    if ((rc = virTypedParamsGetULLong(params, nparams,
                                      VIR_DOMAIN_JOB_COMPRESSION_OVERFLOW,
                                      &value)) < 0) {
        goto save_error;
    } else if (rc) {
        vshPrint(ctl, "%-17s %-13llu\n", _("Compression overflows:"), value);
6114
    }
6115 6116 6117

    ret = true;

6118
 cleanup:
6119
    virDomainFree(dom);
6120
    virTypedParamsFree(params, nparams);
6121
    return ret;
6122

6123
 save_error:
6124 6125
    vshSaveLibvirtError();
    goto cleanup;
6126 6127 6128 6129 6130 6131
}

/*
 * "domjobabort" command
 */
static const vshCmdInfo info_domjobabort[] = {
6132 6133 6134 6135 6136 6137 6138
    {.name = "help",
     .data = N_("abort active domain job")
    },
    {.name = "desc",
     .data = N_("Aborts the currently running domain job")
    },
    {.name = NULL}
6139 6140 6141
};

static const vshCmdOptDef opts_domjobabort[] = {
6142 6143 6144 6145 6146 6147
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
6148 6149 6150 6151 6152 6153 6154 6155
};

static bool
cmdDomjobabort(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = true;

6156
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6157 6158 6159 6160 6161 6162 6163 6164 6165 6166 6167 6168 6169
        return false;

    if (virDomainAbortJob(dom) < 0)
        ret = false;

    virDomainFree(dom);
    return ret;
}

/*
 * "vcpucount" command
 */
static const vshCmdInfo info_vcpucount[] = {
6170 6171 6172 6173 6174 6175 6176
    {.name = "help",
     .data = N_("domain vcpu counts")
    },
    {.name = "desc",
     .data = N_("Returns the number of virtual CPUs used by the domain.")
    },
    {.name = NULL}
6177 6178 6179
};

static const vshCmdOptDef opts_vcpucount[] = {
6180 6181 6182 6183 6184 6185 6186
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "maximum",
     .type = VSH_OT_BOOL,
6187
     .help = N_("get maximum count of vcpus")
6188 6189 6190 6191 6192 6193 6194 6195 6196 6197 6198 6199 6200 6201 6202 6203 6204
    },
    {.name = "active",
     .type = VSH_OT_BOOL,
     .help = N_("get number of currently active vcpus")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("get value from running domain")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("get value to be used on next boot")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("get value according to current domain state")
    },
6205
    {.name = "guest",
6206
     .type = VSH_OT_BOOL,
6207
     .help = N_("retrieve vcpu count from the guest instead of the hypervisor")
6208
    },
6209
    {.name = NULL}
6210 6211
};

6212 6213 6214 6215 6216 6217 6218 6219 6220 6221
/**
 * Collect the number of vCPUs for a guest possibly with fallback means.
 *
 * Returns the count of vCPUs for a domain and certain flags. Returns -2 in case
 * of error. If @checkState is true, in case live stats can't be collected when
 * the domain is inactive or persistent stats can't be collected if domain is
 * transient -1 is returned and no error is reported.
 */

static int
6222 6223 6224 6225
virshCPUCountCollect(vshControl *ctl,
                     virDomainPtr dom,
                     unsigned int flags,
                     bool checkState)
6226 6227 6228 6229 6230 6231 6232 6233 6234 6235 6236 6237 6238 6239 6240 6241 6242 6243 6244 6245 6246 6247 6248 6249 6250
{
    int ret = -2;
    virDomainInfo info;
    int count;
    char *def = NULL;
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;

    if (checkState &&
        ((flags & VIR_DOMAIN_AFFECT_LIVE && virDomainIsActive(dom) < 1) ||
         (flags & VIR_DOMAIN_AFFECT_CONFIG && virDomainIsPersistent(dom) < 1)))
        return -1;

    /* In all cases, try the new API first; if it fails because we are talking
     * to an older daemon, generally we try a fallback API before giving up.
     * --current requires the new API, since we don't know whether the domain is
     *  running or inactive. */
    if ((count = virDomainGetVcpusFlags(dom, flags)) >= 0)
        return count;

    /* fallback code */
     if (!(last_error->code == VIR_ERR_NO_SUPPORT ||
           last_error->code == VIR_ERR_INVALID_ARG))
         goto cleanup;

6251 6252
     if (flags & VIR_DOMAIN_VCPU_GUEST) {
         vshError(ctl, "%s", _("Failed to retrieve vCPU count from the guest"));
6253 6254 6255
         goto cleanup;
     }

6256 6257 6258 6259 6260 6261 6262 6263 6264 6265 6266 6267 6268 6269 6270 6271 6272 6273 6274 6275 6276 6277 6278 6279 6280 6281 6282 6283 6284 6285 6286 6287 6288 6289 6290 6291 6292
     if (!(flags & (VIR_DOMAIN_AFFECT_LIVE | VIR_DOMAIN_AFFECT_CONFIG)) &&
         virDomainIsActive(dom) == 1)
         flags |= VIR_DOMAIN_AFFECT_LIVE;

     vshResetLibvirtError();

     if (flags & VIR_DOMAIN_AFFECT_LIVE) {
         if (flags & VIR_DOMAIN_VCPU_MAXIMUM) {
            count = virDomainGetMaxVcpus(dom);
         } else {
            if (virDomainGetInfo(dom, &info) < 0)
                goto cleanup;

            count = info.nrVirtCpu;
         }
     } else {
         if (!(def = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE)))
             goto cleanup;

        if (!(xml = virXMLParseStringCtxt(def, _("(domain_definition)"), &ctxt)))
            goto cleanup;

         if (flags & VIR_DOMAIN_VCPU_MAXIMUM) {
             if (virXPathInt("string(/domain/vcpus)", ctxt, &count) < 0) {
                 vshError(ctl, "%s", _("Failed to retrieve maximum vcpu count"));
                 goto cleanup;
             }
         } else {
             if (virXPathInt("string(/domain/vcpus/@current)",
                             ctxt, &count) < 0) {
                 vshError(ctl, "%s", _("Failed to retrieve current vcpu count"));
                 goto cleanup;
             }
         }
     }

    ret = count;
6293
 cleanup:
6294 6295 6296 6297 6298 6299 6300
    VIR_FREE(def);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);

    return ret;
}

6301 6302 6303 6304
static bool
cmdVcpucount(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
6305
    bool ret = false;
6306 6307 6308 6309 6310
    bool maximum = vshCommandOptBool(cmd, "maximum");
    bool active = vshCommandOptBool(cmd, "active");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
6311 6312
    bool guest = vshCommandOptBool(cmd, "guest");
    bool all = maximum + active + current + config + live + guest == 0;
6313
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6314 6315 6316 6317 6318 6319 6320

    /* Backwards compatibility: prior to 0.9.4,
     * VIR_DOMAIN_AFFECT_CURRENT was unsupported, and --current meant
     * the opposite of --maximum.  Translate the old '--current
     * --live' into the new '--active --live', while treating the new
     * '--maximum --current' correctly rather than rejecting it as
     * '--maximum --active'.  */
6321
    if (!maximum && !active && current)
6322 6323
        current = false;

6324
    VSH_EXCLUSIVE_OPTIONS_VAR(live, config)
6325 6326 6327
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
    VSH_EXCLUSIVE_OPTIONS_VAR(active, maximum);
6328
    VSH_EXCLUSIVE_OPTIONS_VAR(guest, config);
6329 6330 6331 6332 6333 6334 6335

    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (maximum)
        flags |= VIR_DOMAIN_VCPU_MAXIMUM;
6336 6337
    if (guest)
        flags |= VIR_DOMAIN_VCPU_GUEST;
6338

6339
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6340 6341
        return false;

6342
    if (all) {
6343 6344 6345 6346 6347 6348 6349 6350 6351 6352
        int conf_max = virshCPUCountCollect(ctl, dom,
                                            VIR_DOMAIN_AFFECT_CONFIG |
                                            VIR_DOMAIN_VCPU_MAXIMUM, true);
        int conf_cur = virshCPUCountCollect(ctl, dom,
                                            VIR_DOMAIN_AFFECT_CONFIG, true);
        int live_max = virshCPUCountCollect(ctl, dom,
                                            VIR_DOMAIN_AFFECT_LIVE |
                                            VIR_DOMAIN_VCPU_MAXIMUM, true);
        int live_cur = virshCPUCountCollect(ctl, dom,
                                            VIR_DOMAIN_AFFECT_LIVE, true);
6353

6354 6355
        if (conf_max == -2 || conf_cur == -2 || live_max == -2 || live_cur ==  -2)
            goto cleanup;
6356

6357 6358 6359 6360 6361 6362 6363
#define PRINT_COUNT(VAR, WHICH, STATE) if (VAR > 0) \
    vshPrint(ctl, "%-12s %-12s %3d\n", WHICH, STATE, VAR)
        PRINT_COUNT(conf_max, _("maximum"), _("config"));
        PRINT_COUNT(live_max, _("maximum"), _("live"));
        PRINT_COUNT(conf_cur, _("current"), _("config"));
        PRINT_COUNT(live_cur, _("current"), _("live"));
#undef PRINT_COUNT
6364

6365
    } else {
6366
        int count = virshCPUCountCollect(ctl, dom, flags, false);
6367

6368 6369
        if (count < 0)
            goto cleanup;
6370

6371
        vshPrint(ctl, "%d\n", count);
6372 6373
    }

6374
    ret = true;
6375

6376
 cleanup:
6377 6378 6379 6380 6381 6382 6383 6384
    virDomainFree(dom);
    return ret;
}

/*
 * "vcpuinfo" command
 */
static const vshCmdInfo info_vcpuinfo[] = {
6385 6386 6387 6388 6389 6390 6391
    {.name = "help",
     .data = N_("detailed domain vcpu information")
    },
    {.name = "desc",
     .data = N_("Returns basic information about the domain virtual CPUs.")
    },
    {.name = NULL}
6392 6393 6394
};

static const vshCmdOptDef opts_vcpuinfo[] = {
6395 6396 6397 6398 6399
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
6400 6401 6402 6403
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("return human readable output")
    },
6404
    {.name = NULL}
6405 6406 6407 6408 6409 6410 6411
};

static bool
cmdVcpuinfo(vshControl *ctl, const vshCmd *cmd)
{
    virDomainInfo info;
    virDomainPtr dom;
J
Ján Tomko 已提交
6412 6413
    virVcpuInfoPtr cpuinfo = NULL;
    unsigned char *cpumaps = NULL;
6414 6415
    int ncpus, maxcpu;
    size_t cpumaplen;
J
Ján Tomko 已提交
6416
    bool ret = false;
6417
    bool pretty = vshCommandOptBool(cmd, "pretty");
6418
    int n, m;
6419
    virshControlPtr priv = ctl->privData;
6420

6421
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6422 6423
        return false;

6424
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0)
J
Ján Tomko 已提交
6425
        goto cleanup;
6426

J
Ján Tomko 已提交
6427 6428
    if (virDomainGetInfo(dom, &info) != 0)
        goto cleanup;
6429 6430 6431 6432 6433 6434 6435

    cpuinfo = vshMalloc(ctl, sizeof(virVcpuInfo)*info.nrVirtCpu);
    cpumaplen = VIR_CPU_MAPLEN(maxcpu);
    cpumaps = vshMalloc(ctl, info.nrVirtCpu * cpumaplen);

    if ((ncpus = virDomainGetVcpus(dom,
                                   cpuinfo, info.nrVirtCpu,
6436 6437 6438 6439 6440 6441 6442 6443 6444 6445 6446 6447 6448 6449 6450
                                   cpumaps, cpumaplen)) < 0) {
        if (info.state != VIR_DOMAIN_SHUTOFF)
            goto cleanup;

        /* fall back to virDomainGetVcpuPinInfo and free cpuinfo to mark this */
        VIR_FREE(cpuinfo);
        if ((ncpus = virDomainGetVcpuPinInfo(dom, info.nrVirtCpu,
                                             cpumaps, cpumaplen,
                                             VIR_DOMAIN_AFFECT_CONFIG)) < 0)
            goto cleanup;
    }

    for (n = 0; n < ncpus; n++) {
        vshPrint(ctl, "%-15s %d\n", _("VCPU:"), n);
        if (cpuinfo) {
6451 6452
            vshPrint(ctl, "%-15s %d\n", _("CPU:"), cpuinfo[n].cpu);
            vshPrint(ctl, "%-15s %s\n", _("State:"),
6453
                     virshDomainVcpuStateToString(cpuinfo[n].state));
6454 6455 6456 6457 6458 6459 6460 6461
            if (cpuinfo[n].cpuTime != 0) {
                double cpuUsed = cpuinfo[n].cpuTime;

                cpuUsed /= 1000000000.0;

                vshPrint(ctl, "%-15s %.1lfs\n", _("CPU time:"), cpuUsed);
            }
        } else {
6462 6463 6464
            vshPrint(ctl, "%-15s %s\n", _("CPU:"), _("N/A"));
            vshPrint(ctl, "%-15s %s\n", _("State:"), _("N/A"));
            vshPrint(ctl, "%-15s %s\n", _("CPU time"), _("N/A"));
6465
        }
6466
        vshPrint(ctl, "%-15s ", _("CPU Affinity:"));
6467 6468 6469 6470 6471 6472 6473 6474 6475 6476 6477 6478 6479 6480
        if (pretty) {
            char *str;

            str = virBitmapDataToString(VIR_GET_CPUMAP(cpumaps, cpumaplen, n),
                                        cpumaplen);
            if (!str)
                goto cleanup;
            vshPrint(ctl, _("%s (out of %d)"), str, maxcpu);
            VIR_FREE(str);
        } else {
            for (m = 0; m < maxcpu; m++) {
                vshPrint(ctl, "%c",
                         VIR_CPU_USABLE(cpumaps, cpumaplen, n, m) ? 'y' : '-');
            }
6481 6482 6483 6484
        }
        vshPrint(ctl, "\n");
        if (n < (ncpus - 1))
            vshPrint(ctl, "\n");
6485 6486
    }

J
Ján Tomko 已提交
6487 6488 6489
    ret = true;

 cleanup:
6490 6491 6492 6493 6494 6495 6496 6497 6498 6499
    VIR_FREE(cpumaps);
    VIR_FREE(cpuinfo);
    virDomainFree(dom);
    return ret;
}

/*
 * "vcpupin" command
 */
static const vshCmdInfo info_vcpupin[] = {
6500 6501 6502 6503 6504 6505 6506
    {.name = "help",
     .data = N_("control or query domain vcpu affinity")
    },
    {.name = "desc",
     .data = N_("Pin domain VCPUs to host physical CPUs.")
    },
    {.name = NULL}
6507 6508 6509
};

static const vshCmdOptDef opts_vcpupin[] = {
6510 6511 6512 6513 6514 6515 6516 6517 6518 6519
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "vcpu",
     .type = VSH_OT_INT,
     .help = N_("vcpu number")
    },
    {.name = "cpulist",
6520
     .type = VSH_OT_STRING,
6521 6522 6523 6524 6525 6526 6527 6528 6529 6530 6531 6532 6533 6534 6535 6536
     .flags = VSH_OFLAG_EMPTY_OK,
     .help = N_("host cpu number(s) to set, or omit option to query")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
6537 6538
};

H
Hu Tao 已提交
6539 6540 6541 6542
/*
 * Helper function to print vcpupin info.
 */
static bool
6543
virshPrintPinInfo(unsigned char *cpumap, size_t cpumaplen)
H
Hu Tao 已提交
6544
{
J
Ján Tomko 已提交
6545
    char *str = NULL;
H
Hu Tao 已提交
6546

J
Ján Tomko 已提交
6547
    if (!(str = virBitmapDataToString(cpumap, cpumaplen)))
H
Hu Tao 已提交
6548 6549
        return false;

J
Ján Tomko 已提交
6550 6551
    vshPrint(ctl, "%s", str);
    VIR_FREE(str);
H
Hu Tao 已提交
6552 6553 6554
    return true;
}

6555
static unsigned char *
6556 6557
virshParseCPUList(vshControl *ctl, int *cpumaplen,
                  const char *cpulist, int maxcpu)
6558 6559
{
    unsigned char *cpumap = NULL;
J
Ján Tomko 已提交
6560
    virBitmapPtr map = NULL;
6561

J
Ján Tomko 已提交
6562 6563 6564 6565 6566
    if (cpulist[0] == 'r') {
        if (!(map = virBitmapNew(maxcpu)))
            return NULL;
        virBitmapSetAll(map);
    } else {
6567 6568 6569 6570 6571 6572 6573 6574 6575 6576 6577
        if ((virBitmapParse(cpulist, '\0', &map, 1024) < 0) ||
            virBitmapIsAllClear(map)) {
            vshError(ctl, _("Invalid cpulist '%s'"), cpulist);
            goto cleanup;
        }
        int lastcpu = virBitmapLastSetBit(map);
        if (lastcpu >= maxcpu) {
            vshError(ctl, _("CPU %d in cpulist '%s' exceed the maxcpu %d"),
                     lastcpu, cpulist, maxcpu);
            goto cleanup;
        }
6578 6579
    }

J
Ján Tomko 已提交
6580 6581
    if (virBitmapToData(map, &cpumap, cpumaplen) < 0)
        goto cleanup;
6582

6583
 cleanup:
J
Ján Tomko 已提交
6584 6585
    virBitmapFree(map);
    return cpumap;
6586 6587
}

6588 6589 6590 6591
static bool
cmdVcpuPin(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
6592
    unsigned int vcpu = 0;
6593
    const char *cpulist = NULL;
6594
    bool ret = false;
6595
    unsigned char *cpumap = NULL;
J
Ján Tomko 已提交
6596
    int cpumaplen;
6597 6598
    int maxcpu, ncpus;
    size_t i;
6599 6600 6601
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
6602
    int got_vcpu;
6603
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6604
    virshControlPtr priv = ctl->privData;
6605

6606 6607 6608 6609 6610 6611 6612 6613 6614 6615
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
    /* none of the options were specified */
    if (!current && !live && !config)
        flags = -1;
6616

6617
    if (vshCommandOptStringReq(ctl, cmd, "cpulist", &cpulist) < 0)
6618 6619
        return false;

P
Pavel Hrdina 已提交
6620 6621
    if (!cpulist)
        VSH_EXCLUSIVE_OPTIONS_VAR(live, config);
6622

6623
    if ((got_vcpu = vshCommandOptUInt(ctl, cmd, "vcpu", &vcpu)) < 0)
P
Pavel Hrdina 已提交
6624
        return false;
6625

6626
    /* In pin mode, "vcpu" is necessary */
P
Pavel Hrdina 已提交
6627
    if (cpulist && got_vcpu == 0) {
6628
        vshError(ctl, "%s", _("vcpupin: Missing vCPU number in pin mode."));
P
Pavel Hrdina 已提交
6629
        return false;
6630 6631
    }

6632
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0)
P
Pavel Hrdina 已提交
6633
        return false;
6634

6635
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
P
Pavel Hrdina 已提交
6636 6637
        return false;

6638
    /* Query mode: show CPU affinity information then exit.*/
P
Pavel Hrdina 已提交
6639
    if (!cpulist) {
6640 6641 6642 6643 6644
        /* When query mode and neither "live", "config" nor "current"
         * is specified, set VIR_DOMAIN_AFFECT_CURRENT as flags */
        if (flags == -1)
            flags = VIR_DOMAIN_AFFECT_CURRENT;

6645
        if ((ncpus = virshCPUCountCollect(ctl, dom, flags, true)) < 0) {
P
Pavel Hrdina 已提交
6646 6647 6648 6649 6650 6651 6652 6653
            if (ncpus == -1) {
                if (flags & VIR_DOMAIN_AFFECT_LIVE)
                    vshError(ctl, "%s", _("cannot get vcpupin for offline domain"));
                else
                    vshError(ctl, "%s", _("cannot get vcpupin for transient domain"));
            }
            goto cleanup;
        }
6654

6655 6656
        if (got_vcpu && vcpu >= ncpus) {
            if (flags & VIR_DOMAIN_AFFECT_LIVE ||
M
Michal Privoznik 已提交
6657
                (!(flags & VIR_DOMAIN_AFFECT_CONFIG) &&
6658 6659 6660 6661 6662 6663 6664 6665 6666 6667 6668
                 virDomainIsActive(dom) == 1))
                vshError(ctl,
                         _("vcpu %d is out of range of live cpu count %d"),
                         vcpu, ncpus);
            else
                vshError(ctl,
                         _("vcpu %d is out of range of persistent cpu count %d"),
                         vcpu, ncpus);
            goto cleanup;
        }

J
Ján Tomko 已提交
6669
        cpumaplen = VIR_CPU_MAPLEN(maxcpu);
P
Pavel Hrdina 已提交
6670 6671 6672
        cpumap = vshMalloc(ctl, ncpus * cpumaplen);
        if ((ncpus = virDomainGetVcpuPinInfo(dom, ncpus, cpumap,
                                             cpumaplen, flags)) >= 0) {
6673 6674
            vshPrintExtra(ctl, "%s %s\n", _("VCPU:"), _("CPU Affinity"));
            vshPrintExtra(ctl, "----------------------------------\n");
6675
            for (i = 0; i < ncpus; i++) {
J
Ján Tomko 已提交
6676 6677 6678 6679
                if (got_vcpu && i != vcpu)
                    continue;

                vshPrint(ctl, "%4zu: ", i);
6680 6681
                ret = virshPrintPinInfo(VIR_GET_CPUMAP(cpumap, cpumaplen, i),
                                        cpumaplen);
J
Ján Tomko 已提交
6682 6683 6684
                vshPrint(ctl, "\n");
                if (!ret)
                    break;
6685 6686 6687
            }
        }
    } else {
P
Pavel Hrdina 已提交
6688
        /* Pin mode: pinning specified vcpu to specified physical cpus*/
6689
        if (!(cpumap = virshParseCPUList(ctl, &cpumaplen, cpulist, maxcpu)))
6690
            goto cleanup;
P
Pavel Hrdina 已提交
6691 6692 6693 6694 6695 6696 6697 6698 6699

        if (flags == -1) {
            if (virDomainPinVcpu(dom, vcpu, cpumap, cpumaplen) != 0)
                goto cleanup;
        } else {
            if (virDomainPinVcpuFlags(dom, vcpu, cpumap, cpumaplen, flags) != 0)
                goto cleanup;
        }
        ret = true;
6700 6701
    }

6702
 cleanup:
6703 6704 6705 6706 6707
    VIR_FREE(cpumap);
    virDomainFree(dom);
    return ret;
}

H
Hu Tao 已提交
6708 6709 6710 6711
/*
 * "emulatorpin" command
 */
static const vshCmdInfo info_emulatorpin[] = {
6712 6713 6714 6715 6716 6717 6718
    {.name = "help",
     .data = N_("control or query domain emulator affinity")
    },
    {.name = "desc",
     .data = N_("Pin domain emulator threads to host physical CPUs.")
    },
    {.name = NULL}
H
Hu Tao 已提交
6719 6720 6721
};

static const vshCmdOptDef opts_emulatorpin[] = {
6722 6723 6724 6725 6726 6727
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "cpulist",
6728
     .type = VSH_OT_STRING,
6729 6730 6731 6732 6733 6734 6735 6736 6737 6738 6739 6740 6741 6742 6743 6744
     .flags = VSH_OFLAG_EMPTY_OK,
     .help = N_("host cpu number(s) to set, or omit option to query")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
H
Hu Tao 已提交
6745 6746 6747 6748 6749 6750 6751
};

static bool
cmdEmulatorPin(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *cpulist = NULL;
6752
    bool ret = false;
H
Hu Tao 已提交
6753
    unsigned char *cpumap = NULL;
J
Ján Tomko 已提交
6754
    int cpumaplen;
6755
    int maxcpu;
H
Hu Tao 已提交
6756 6757 6758 6759
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    bool query = false; /* Query mode if no cpulist */
6760
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6761
    virshControlPtr priv = ctl->privData;
H
Hu Tao 已提交
6762

6763 6764 6765 6766 6767 6768 6769 6770 6771 6772
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
    /* none of the options were specified */
    if (!current && !live && !config)
        flags = -1;
H
Hu Tao 已提交
6773

6774
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
H
Hu Tao 已提交
6775 6776
        return false;

6777
    if (vshCommandOptStringReq(ctl, cmd, "cpulist", &cpulist) < 0) {
H
Hu Tao 已提交
6778 6779 6780 6781 6782
        virDomainFree(dom);
        return false;
    }
    query = !cpulist;

6783
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0) {
H
Hu Tao 已提交
6784 6785 6786 6787 6788 6789 6790 6791 6792 6793 6794
        virDomainFree(dom);
        return false;
    }

    /* Query mode: show CPU affinity information then exit.*/
    if (query) {
        /* When query mode and neither "live", "config" nor "current"
         * is specified, set VIR_DOMAIN_AFFECT_CURRENT as flags */
        if (flags == -1)
            flags = VIR_DOMAIN_AFFECT_CURRENT;

J
Ján Tomko 已提交
6795
        cpumaplen = VIR_CPU_MAPLEN(maxcpu);
J
Ján Tomko 已提交
6796 6797
        cpumap = vshMalloc(ctl, cpumaplen);
        if (virDomainGetEmulatorPinInfo(dom, cpumap,
H
Hu Tao 已提交
6798
                                        cpumaplen, flags) >= 0) {
6799 6800 6801
            vshPrintExtra(ctl, "%s %s\n", _("emulator:"), _("CPU Affinity"));
            vshPrintExtra(ctl, "----------------------------------\n");
            vshPrintExtra(ctl, "       *: ");
6802
            ret = virshPrintPinInfo(cpumap, cpumaplen);
H
Hu Tao 已提交
6803 6804 6805 6806 6807 6808
            vshPrint(ctl, "\n");
        }
        goto cleanup;
    }

    /* Pin mode: pinning emulator threads to specified physical cpus*/
6809
    if (!(cpumap = virshParseCPUList(ctl, &cpumaplen, cpulist, maxcpu)))
6810
        goto cleanup;
H
Hu Tao 已提交
6811 6812 6813 6814 6815

    if (flags == -1)
        flags = VIR_DOMAIN_AFFECT_LIVE;

    if (virDomainPinEmulator(dom, cpumap, cpumaplen, flags) != 0)
6816
        goto cleanup;
H
Hu Tao 已提交
6817

6818
    ret = true;
6819
 cleanup:
H
Hu Tao 已提交
6820 6821 6822 6823 6824
    VIR_FREE(cpumap);
    virDomainFree(dom);
    return ret;
}

6825 6826 6827 6828
/*
 * "setvcpus" command
 */
static const vshCmdInfo info_setvcpus[] = {
6829 6830 6831 6832 6833 6834 6835
    {.name = "help",
     .data = N_("change number of virtual CPUs")
    },
    {.name = "desc",
     .data = N_("Change the number of virtual CPUs in the guest domain.")
    },
    {.name = NULL}
6836 6837 6838
};

static const vshCmdOptDef opts_setvcpus[] = {
6839 6840 6841 6842 6843 6844 6845 6846 6847 6848 6849 6850 6851 6852 6853 6854 6855 6856 6857 6858 6859 6860 6861 6862 6863 6864
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "count",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("number of virtual CPUs")
    },
    {.name = "maximum",
     .type = VSH_OT_BOOL,
     .help = N_("set maximum limit on next boot")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
6865 6866 6867 6868
    {.name = "guest",
     .type = VSH_OT_BOOL,
     .help = N_("modify cpu state in the guest")
    },
6869
    {.name = NULL}
6870 6871 6872 6873 6874 6875 6876
};

static bool
cmdSetvcpus(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    int count = 0;
6877
    bool ret = false;
6878 6879 6880 6881
    bool maximum = vshCommandOptBool(cmd, "maximum");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
6882
    bool guest = vshCommandOptBool(cmd, "guest");
6883
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6884

6885 6886
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
6887
    VSH_EXCLUSIVE_OPTIONS_VAR(guest, config);
6888

6889 6890
    VSH_REQUIRE_OPTION_VAR(maximum, config);

6891 6892 6893 6894
    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
6895 6896
    if (guest)
        flags |= VIR_DOMAIN_VCPU_GUEST;
6897 6898
    if (maximum)
        flags |= VIR_DOMAIN_VCPU_MAXIMUM;
6899

6900
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6901 6902
        return false;

6903
    if (vshCommandOptInt(ctl, cmd, "count", &count) < 0 || count <= 0)
6904 6905
        goto cleanup;

6906 6907
    /* none of the options were specified */
    if (!current && flags == 0) {
6908 6909
        if (virDomainSetVcpus(dom, count) != 0)
            goto cleanup;
6910
    } else {
6911 6912
        if (virDomainSetVcpusFlags(dom, count, flags) < 0)
            goto cleanup;
6913 6914
    }

6915 6916
    ret = true;

6917
 cleanup:
6918 6919 6920 6921
    virDomainFree(dom);
    return ret;
}

J
John Ferlan 已提交
6922
/*
6923
 * "iothreadinfo" command
J
John Ferlan 已提交
6924
 */
6925
static const vshCmdInfo info_iothreadinfo[] = {
J
John Ferlan 已提交
6926 6927 6928 6929 6930 6931 6932 6933
    {.name = "help",
     .data = N_("view domain IOThreads")
    },
    {.name = "desc",
     .data = N_("Returns basic information about the domain IOThreads.")
    },
    {.name = NULL}
};
6934
static const vshCmdOptDef opts_iothreadinfo[] = {
J
John Ferlan 已提交
6935 6936 6937 6938 6939 6940 6941 6942 6943 6944 6945 6946 6947 6948 6949 6950 6951 6952 6953 6954 6955
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
};

static bool
6956
cmdIOThreadInfo(vshControl *ctl, const vshCmd *cmd)
J
John Ferlan 已提交
6957 6958 6959 6960 6961 6962 6963 6964 6965 6966
{
    virDomainPtr dom;
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    int niothreads = 0;
    virDomainIOThreadInfoPtr *info;
    size_t i;
    int maxcpu;
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6967
    virshControlPtr priv = ctl->privData;
J
John Ferlan 已提交
6968 6969 6970 6971 6972 6973 6974 6975 6976

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

6977
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
J
John Ferlan 已提交
6978 6979
        return false;

6980
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0)
J
John Ferlan 已提交
6981 6982
        goto cleanup;

6983
    if ((niothreads = virDomainGetIOThreadInfo(dom, &info, flags)) < 0) {
J
John Ferlan 已提交
6984 6985 6986 6987 6988 6989 6990 6991 6992 6993 6994 6995 6996 6997 6998
        vshError(ctl, _("Unable to get domain IOThreads information"));
        goto cleanup;
    }

    if (niothreads == 0) {
        vshPrintExtra(ctl, _("No IOThreads found for the domain"));
        goto cleanup;
    }

    vshPrintExtra(ctl, " %-15s %-15s\n",
                  _("IOThread ID"), _("CPU Affinity"));
    vshPrintExtra(ctl, "---------------------------------------------------\n");
    for (i = 0; i < niothreads; i++) {

        vshPrint(ctl, " %-15u ", info[i]->iothread_id);
6999
        ignore_value(virshPrintPinInfo(info[i]->cpumap, info[i]->cpumaplen));
J
John Ferlan 已提交
7000
        vshPrint(ctl, "\n");
7001
        virDomainIOThreadInfoFree(info[i]);
J
John Ferlan 已提交
7002 7003 7004 7005 7006 7007 7008 7009
    }
    VIR_FREE(info);

 cleanup:
    virDomainFree(dom);
    return niothreads >= 0;
}

J
John Ferlan 已提交
7010 7011 7012 7013 7014 7015 7016 7017 7018 7019 7020 7021 7022 7023 7024 7025 7026 7027 7028 7029 7030 7031 7032 7033 7034 7035 7036 7037 7038 7039 7040 7041 7042 7043 7044 7045 7046 7047 7048 7049 7050 7051 7052 7053 7054 7055 7056 7057 7058 7059 7060 7061 7062 7063 7064 7065
/*
 * "iothreadpin" command
 */
static const vshCmdInfo info_iothreadpin[] = {
    {.name = "help",
     .data = N_("control domain IOThread affinity")
    },
    {.name = "desc",
     .data = N_("Pin domain IOThreads to host physical CPUs.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_iothreadpin[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "iothread",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("IOThread ID number")
    },
    {.name = "cpulist",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("host cpu number(s) to set")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
};

static bool
cmdIOThreadPin(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *cpulist = NULL;
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    unsigned int iothread_id = 0;
    int maxcpu;
    bool ret = false;
    unsigned char *cpumap = NULL;
J
Ján Tomko 已提交
7066
    int cpumaplen;
J
John Ferlan 已提交
7067
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
7068
    virshControlPtr priv = ctl->privData;
J
John Ferlan 已提交
7069 7070 7071 7072 7073 7074 7075 7076 7077

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

7078
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
J
John Ferlan 已提交
7079 7080
        return false;

7081
    if (vshCommandOptUInt(ctl, cmd, "iothread", &iothread_id) < 0)
J
John Ferlan 已提交
7082 7083
        goto cleanup;

7084
    if (vshCommandOptString(ctl, cmd, "cpulist", &cpulist) < 0) {
J
John Ferlan 已提交
7085 7086 7087 7088
        vshError(ctl, "%s", _("iothreadpin: invalid cpulist."));
        goto cleanup;
    }

7089
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0)
J
John Ferlan 已提交
7090 7091
        goto cleanup;

7092
    if (!(cpumap = virshParseCPUList(ctl, &cpumaplen, cpulist, maxcpu)))
J
John Ferlan 已提交
7093 7094 7095 7096 7097 7098 7099 7100 7101 7102 7103 7104 7105 7106
        goto cleanup;

    if (virDomainPinIOThread(dom, iothread_id,
                             cpumap, cpumaplen, flags) != 0)
        goto cleanup;

    ret = true;

 cleanup:
    VIR_FREE(cpumap);
    virDomainFree(dom);
    return ret;
}

7107 7108 7109 7110 7111 7112 7113 7114 7115 7116 7117 7118 7119 7120 7121 7122 7123 7124 7125 7126 7127 7128 7129 7130 7131 7132 7133 7134 7135 7136 7137 7138 7139 7140 7141 7142 7143 7144 7145 7146 7147 7148 7149 7150 7151 7152 7153 7154 7155 7156 7157 7158 7159 7160 7161 7162 7163 7164
/*
 * "iothreadadd" command
 */
static const vshCmdInfo info_iothreadadd[] = {
    {.name = "help",
     .data = N_("add an IOThread to the guest domain")
    },
    {.name = "desc",
     .data = N_("Add an IOThread to the guest domain.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_iothreadadd[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "id",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("iothread for the new IOThread")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
};

static bool
cmdIOThreadAdd(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    int iothread_id = 0;
    bool ret = false;
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

7165
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7166 7167
        return false;

7168
    if (vshCommandOptInt(ctl, cmd, "id", &iothread_id) < 0)
7169 7170 7171 7172 7173 7174 7175 7176 7177 7178 7179 7180 7181 7182 7183 7184 7185 7186 7187 7188 7189 7190 7191 7192 7193 7194 7195 7196 7197 7198 7199 7200 7201 7202 7203 7204 7205 7206 7207 7208 7209 7210 7211 7212 7213 7214 7215 7216 7217 7218 7219 7220 7221 7222 7223 7224 7225 7226 7227 7228 7229 7230 7231 7232 7233 7234 7235 7236 7237 7238 7239 7240 7241 7242
        goto cleanup;
    if (iothread_id <= 0) {
        vshError(ctl, _("Invalid IOThread id value: '%d'"), iothread_id);
        goto cleanup;
    }

    if (virDomainAddIOThread(dom, iothread_id, flags) < 0)
        goto cleanup;

    ret = true;

 cleanup:
    virDomainFree(dom);
    return ret;
}

/*
 * "iothreaddel" command
 */
static const vshCmdInfo info_iothreaddel[] = {
    {.name = "help",
     .data = N_("delete an IOThread from the guest domain")
    },
    {.name = "desc",
     .data = N_("Delete an IOThread from the guest domain.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_iothreaddel[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "id",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("iothread_id for the IOThread to delete")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
};

static bool
cmdIOThreadDel(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    int iothread_id = 0;
    bool ret = false;
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

7243
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7244 7245
        return false;

7246
    if (vshCommandOptInt(ctl, cmd, "id", &iothread_id) < 0)
7247 7248 7249 7250 7251 7252 7253 7254 7255 7256 7257 7258 7259 7260 7261 7262
        goto cleanup;
    if (iothread_id <= 0) {
        vshError(ctl, _("Invalid IOThread id value: '%d'"), iothread_id);
        goto cleanup;
    }

    if (virDomainDelIOThread(dom, iothread_id, flags) < 0)
        goto cleanup;

    ret = true;

 cleanup:
    virDomainFree(dom);
    return ret;
}

7263 7264 7265 7266
/*
 * "cpu-compare" command
 */
static const vshCmdInfo info_cpu_compare[] = {
7267 7268 7269 7270 7271 7272 7273
    {.name = "help",
     .data = N_("compare host CPU with a CPU described by an XML file")
    },
    {.name = "desc",
     .data = N_("compare CPU with host CPU")
    },
    {.name = NULL}
7274 7275 7276
};

static const vshCmdOptDef opts_cpu_compare[] = {
7277 7278 7279 7280 7281
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("file containing an XML CPU description")
    },
7282 7283 7284 7285
    {.name = "error",
     .type = VSH_OT_BOOL,
     .help = N_("report error if CPUs are incompatible")
    },
7286
    {.name = NULL}
7287 7288 7289 7290 7291 7292 7293 7294 7295
};

static bool
cmdCPUCompare(vshControl *ctl, const vshCmd *cmd)
{
    const char *from = NULL;
    bool ret = false;
    char *buffer;
    int result;
7296
    char *snippet = NULL;
7297
    unsigned int flags = 0;
7298 7299 7300
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr node;
7301
    virshControlPtr priv = ctl->privData;
7302

7303 7304 7305
    if (vshCommandOptBool(cmd, "error"))
        flags |= VIR_CONNECT_COMPARE_CPU_FAIL_INCOMPATIBLE;

7306
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
7307 7308
        return false;

7309
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
7310 7311 7312 7313 7314 7315 7316 7317 7318
        return false;

    /* try to extract the CPU element from as it would appear in a domain XML*/
    if (!(xml = virXMLParseStringCtxt(buffer, from, &ctxt)))
        goto cleanup;

    if ((node = virXPathNode("/cpu|"
                             "/domain/cpu|"
                              "/capabilities/host/cpu", ctxt))) {
7319 7320
        if (!(snippet = virXMLNodeToString(xml, node))) {
            vshSaveLibvirtError();
7321 7322 7323 7324 7325 7326 7327 7328
            goto cleanup;
        }
    } else {
        vshError(ctl, _("File '%s' does not contain a <cpu> element or is not "
                        "a valid domain or capabilities XML"), from);
        goto cleanup;
    }

7329
    result = virConnectCompareCPU(priv->conn, snippet, flags);
7330 7331 7332 7333 7334 7335 7336 7337 7338 7339 7340 7341 7342 7343 7344 7345 7346 7347 7348 7349 7350 7351 7352 7353 7354 7355

    switch (result) {
    case VIR_CPU_COMPARE_INCOMPATIBLE:
        vshPrint(ctl, _("CPU described in %s is incompatible with host CPU\n"),
                 from);
        goto cleanup;
        break;

    case VIR_CPU_COMPARE_IDENTICAL:
        vshPrint(ctl, _("CPU described in %s is identical to host CPU\n"),
                 from);
        break;

    case VIR_CPU_COMPARE_SUPERSET:
        vshPrint(ctl, _("Host CPU is a superset of CPU described in %s\n"),
                 from);
        break;

    case VIR_CPU_COMPARE_ERROR:
    default:
        vshError(ctl, _("Failed to compare host CPU with %s"), from);
        goto cleanup;
    }

    ret = true;

7356
 cleanup:
7357
    VIR_FREE(buffer);
7358
    VIR_FREE(snippet);
7359 7360 7361 7362 7363 7364 7365 7366 7367 7368
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);

    return ret;
}

/*
 * "cpu-baseline" command
 */
static const vshCmdInfo info_cpu_baseline[] = {
7369 7370 7371 7372 7373 7374 7375
    {.name = "help",
     .data = N_("compute baseline CPU")
    },
    {.name = "desc",
     .data = N_("Compute baseline CPU for a set of given CPUs.")
    },
    {.name = NULL}
7376 7377 7378
};

static const vshCmdOptDef opts_cpu_baseline[] = {
7379 7380 7381 7382 7383
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("file containing XML CPU descriptions")
    },
7384 7385 7386 7387
    {.name = "features",
     .type = VSH_OT_BOOL,
     .help = N_("Show features that are part of the CPU model type")
    },
7388 7389 7390 7391
    {.name = "migratable",
     .type = VSH_OT_BOOL,
     .help = N_("Do not include features that block migration")
    },
7392
    {.name = NULL}
7393 7394 7395 7396 7397 7398 7399 7400 7401
};

static bool
cmdCPUBaseline(vshControl *ctl, const vshCmd *cmd)
{
    const char *from = NULL;
    bool ret = false;
    char *buffer;
    char *result = NULL;
7402
    char **list = NULL;
7403
    unsigned int flags = 0;
7404 7405 7406 7407 7408 7409
    int count = 0;

    xmlDocPtr xml = NULL;
    xmlNodePtr *node_list = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
7410
    size_t i;
7411
    virshControlPtr priv = ctl->privData;
7412

7413 7414
    if (vshCommandOptBool(cmd, "features"))
        flags |= VIR_CONNECT_BASELINE_CPU_EXPAND_FEATURES;
7415 7416
    if (vshCommandOptBool(cmd, "migratable"))
        flags |= VIR_CONNECT_BASELINE_CPU_MIGRATABLE;
7417

7418
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
7419 7420
        return false;

E
Eric Blake 已提交
7421
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
7422 7423 7424 7425 7426 7427 7428 7429 7430 7431 7432 7433 7434 7435 7436 7437 7438 7439 7440 7441 7442 7443 7444 7445 7446 7447
        return false;

    /* add a separate container around the xml */
    virBufferStrcat(&buf, "<container>", buffer, "</container>", NULL);
    if (virBufferError(&buf))
        goto no_memory;

    VIR_FREE(buffer);
    buffer = virBufferContentAndReset(&buf);


    if (!(xml = virXMLParseStringCtxt(buffer, from, &ctxt)))
        goto cleanup;

    if ((count = virXPathNodeSet("//cpu[not(ancestor::cpus)]",
                                 ctxt, &node_list)) == -1)
        goto cleanup;

    if (count == 0) {
        vshError(ctl, _("No host CPU specified in '%s'"), from);
        goto cleanup;
    }

    list = vshCalloc(ctl, count, sizeof(const char *));

    for (i = 0; i < count; i++) {
7448 7449
        if (!(list[i] = virXMLNodeToString(xml, node_list[i]))) {
            vshSaveLibvirtError();
7450 7451 7452 7453
            goto cleanup;
        }
    }

7454
    result = virConnectBaselineCPU(priv->conn,
7455
                                   (const char **)list, count, flags);
7456 7457 7458 7459 7460 7461

    if (result) {
        vshPrint(ctl, "%s", result);
        ret = true;
    }

7462
 cleanup:
7463 7464 7465 7466 7467 7468 7469 7470 7471
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    VIR_FREE(result);
    if (list != NULL && count > 0) {
        for (i = 0; i < count; i++)
            VIR_FREE(list[i]);
    }
    VIR_FREE(list);
    VIR_FREE(buffer);
7472
    VIR_FREE(node_list);
7473 7474 7475

    return ret;

7476
 no_memory:
7477 7478 7479 7480 7481 7482 7483 7484 7485
    vshError(ctl, "%s", _("Out of memory"));
    ret = false;
    goto cleanup;
}

/*
 * "cpu-stats" command
 */
static const vshCmdInfo info_cpu_stats[] = {
7486 7487 7488 7489 7490 7491
    {.name = "help",
     .data = N_("show domain cpu statistics")
    },
    {.name = "desc",
     .data = N_("Display per-CPU and total statistics about the domain's CPUs")
    },
7492
    {.name = NULL}
7493 7494 7495
};

static const vshCmdOptDef opts_cpu_stats[] = {
7496 7497 7498 7499 7500 7501 7502 7503 7504 7505 7506 7507 7508 7509 7510 7511 7512
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "total",
     .type = VSH_OT_BOOL,
     .help = N_("Show total statistics only")
    },
    {.name = "start",
     .type = VSH_OT_INT,
     .help = N_("Show statistics from this CPU")
    },
    {.name = "count",
     .type = VSH_OT_INT,
     .help = N_("Number of shown CPUs at most")
    },
7513
    {.name = NULL}
7514 7515 7516 7517 7518 7519 7520
};

static bool
cmdCPUStats(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    virTypedParameterPtr params = NULL;
7521
    int pos, max_id, cpu = 0, show_count = -1, nparams = 0, stats_per_cpu;
7522
    size_t i, j;
7523 7524
    bool show_total = false, show_per_cpu = false;
    unsigned int flags = 0;
7525
    bool ret = false;
7526
    int rv = 0;
7527

7528
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7529 7530 7531
        return false;

    show_total = vshCommandOptBool(cmd, "total");
7532

7533
    if ((rv = vshCommandOptInt(ctl, cmd, "start", &cpu)) < 0) {
7534 7535 7536 7537 7538 7539
        goto cleanup;
    } else if (rv > 0) {
        if (cpu < 0) {
            vshError(ctl, "%s", _("Invalid value for start CPU"));
            goto cleanup;
        }
7540
        show_per_cpu = true;
7541 7542
    }

7543
    if ((rv = vshCommandOptInt(ctl, cmd, "count", &show_count)) < 0) {
7544 7545 7546 7547 7548 7549
        goto cleanup;
    } else if (rv > 0) {
        if (show_count < 0) {
            vshError(ctl, "%s", _("Invalid value for number of CPUs to show"));
            goto cleanup;
        }
7550
        show_per_cpu = true;
7551
    }
7552 7553 7554 7555 7556 7557 7558 7559 7560 7561 7562 7563 7564

    /* default show per_cpu and total */
    if (!show_total && !show_per_cpu) {
        show_total = true;
        show_per_cpu = true;
    }

    if (!show_per_cpu) /* show total stats only */
        goto do_show_total;

    /* get number of cpus on the node */
    if ((max_id = virDomainGetCPUStats(dom, NULL, 0, 0, 0, flags)) < 0)
        goto failed_stats;
7565 7566 7567
    if (show_count < 0 || show_count > max_id) {
        if (show_count > max_id)
            vshPrint(ctl, _("Only %d CPUs available to show\n"), max_id);
7568
        show_count = max_id;
7569
    }
7570 7571 7572 7573 7574 7575 7576

    /* get percpu information */
    if ((nparams = virDomainGetCPUStats(dom, NULL, 0, 0, 1, flags)) < 0)
        goto failed_stats;

    if (!nparams) {
        vshPrint(ctl, "%s", _("No per-CPU stats available"));
7577 7578 7579
        if (show_total)
            goto do_show_total;
        goto cleanup;
7580 7581 7582
    }

    if (VIR_ALLOC_N(params, nparams * MIN(show_count, 128)) < 0)
7583
        goto cleanup;
7584 7585 7586 7587 7588 7589 7590 7591 7592 7593

    while (show_count) {
        int ncpus = MIN(show_count, 128);

        if (virDomainGetCPUStats(dom, params, nparams, cpu, ncpus, flags) < 0)
            goto failed_stats;

        for (i = 0; i < ncpus; i++) {
            if (params[i * nparams].type == 0) /* this cpu is not in the map */
                continue;
7594
            vshPrint(ctl, "CPU%zu:\n", cpu + i);
7595 7596 7597 7598 7599 7600 7601 7602 7603 7604 7605

            for (j = 0; j < nparams; j++) {
                pos = i * nparams + j;
                vshPrint(ctl, "\t%-12s ", params[pos].field);
                if ((STREQ(params[pos].field, VIR_DOMAIN_CPU_STATS_CPUTIME) ||
                     STREQ(params[pos].field, VIR_DOMAIN_CPU_STATS_VCPUTIME)) &&
                    params[j].type == VIR_TYPED_PARAM_ULLONG) {
                    vshPrint(ctl, "%9lld.%09lld seconds\n",
                             params[pos].value.ul / 1000000000,
                             params[pos].value.ul % 1000000000);
                } else {
7606
                    char *s = vshGetTypedParamValue(ctl, &params[pos]);
7607 7608 7609 7610 7611 7612 7613
                    vshPrint(ctl, _("%s\n"), s);
                    VIR_FREE(s);
                }
            }
        }
        cpu += ncpus;
        show_count -= ncpus;
7614
        virTypedParamsClear(params, nparams * ncpus);
7615 7616 7617
    }
    VIR_FREE(params);

7618 7619
    if (!show_total) {
        ret = true;
7620
        goto cleanup;
7621
    }
7622

7623
 do_show_total:
7624 7625 7626 7627 7628 7629 7630 7631 7632
    /* get supported num of parameter for total statistics */
    if ((nparams = virDomainGetCPUStats(dom, NULL, 0, -1, 1, flags)) < 0)
        goto failed_stats;

    if (!nparams) {
        vshPrint(ctl, "%s", _("No total stats available"));
        goto cleanup;
    }

7633
    if (VIR_ALLOC_N(params, nparams) < 0)
7634
        goto cleanup;
7635 7636

    /* passing start_cpu == -1 gives us domain's total status */
7637 7638
    if ((stats_per_cpu = virDomainGetCPUStats(dom, params, nparams,
                                              -1, 1, flags)) < 0)
7639 7640 7641
        goto failed_stats;

    vshPrint(ctl, _("Total:\n"));
7642
    for (i = 0; i < stats_per_cpu; i++) {
7643 7644 7645 7646 7647 7648 7649 7650 7651 7652 7653 7654 7655 7656
        vshPrint(ctl, "\t%-12s ", params[i].field);
        if ((STREQ(params[i].field, VIR_DOMAIN_CPU_STATS_CPUTIME) ||
             STREQ(params[i].field, VIR_DOMAIN_CPU_STATS_USERTIME) ||
             STREQ(params[i].field, VIR_DOMAIN_CPU_STATS_SYSTEMTIME)) &&
            params[i].type == VIR_TYPED_PARAM_ULLONG) {
            vshPrint(ctl, "%9lld.%09lld seconds\n",
                     params[i].value.ul / 1000000000,
                     params[i].value.ul % 1000000000);
        } else {
            char *s = vshGetTypedParamValue(ctl, &params[i]);
            vshPrint(ctl, "%s\n", s);
            VIR_FREE(s);
        }
    }
7657 7658

    ret = true;
7659

7660
 cleanup:
7661
    virTypedParamsFree(params, nparams);
7662
    virDomainFree(dom);
7663
    return ret;
7664

7665
 failed_stats:
7666 7667 7668
    vshError(ctl, _("Failed to retrieve CPU statistics for domain '%s'"),
             virDomainGetName(dom));
    goto cleanup;
7669 7670 7671 7672 7673 7674
}

/*
 * "create" command
 */
static const vshCmdInfo info_create[] = {
7675 7676 7677 7678 7679 7680 7681
    {.name = "help",
     .data = N_("create a domain from an XML file")
    },
    {.name = "desc",
     .data = N_("Create a domain.")
    },
    {.name = NULL}
7682 7683 7684
};

static const vshCmdOptDef opts_create[] = {
7685 7686 7687 7688 7689
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("file containing an XML domain description")
    },
7690
#ifndef WIN32
7691 7692 7693 7694
    {.name = "console",
     .type = VSH_OT_BOOL,
     .help = N_("attach to console after creation")
    },
7695
#endif
7696 7697 7698 7699 7700 7701 7702 7703
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("leave the guest paused after creation")
    },
    {.name = "autodestroy",
     .type = VSH_OT_BOOL,
     .help = N_("automatically destroy the guest when virsh disconnects")
    },
7704 7705 7706 7707
    {.name = "pass-fds",
     .type = VSH_OT_STRING,
     .help = N_("pass file descriptors N,M,... to the guest")
    },
7708 7709 7710 7711
    {.name = "validate",
     .type = VSH_OT_BOOL,
     .help = N_("validate the XML against the schema")
    },
7712
    {.name = NULL}
7713 7714 7715 7716 7717 7718 7719
};

static bool
cmdCreate(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
7720
    bool ret = false;
7721 7722 7723 7724
    char *buffer;
#ifndef WIN32
    bool console = vshCommandOptBool(cmd, "console");
#endif
7725
    unsigned int flags = 0;
7726 7727
    size_t nfds = 0;
    int *fds = NULL;
7728
    virshControlPtr priv = ctl->privData;
7729

7730
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
7731 7732
        return false;

E
Eric Blake 已提交
7733
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
7734 7735
        return false;

7736
    if (cmdStartGetFDs(ctl, cmd, &nfds, &fds) < 0)
7737
        goto cleanup;
7738

7739 7740 7741 7742
    if (vshCommandOptBool(cmd, "paused"))
        flags |= VIR_DOMAIN_START_PAUSED;
    if (vshCommandOptBool(cmd, "autodestroy"))
        flags |= VIR_DOMAIN_START_AUTODESTROY;
7743 7744
    if (vshCommandOptBool(cmd, "validate"))
        flags |= VIR_DOMAIN_START_VALIDATE;
7745

7746
    if (nfds)
7747
        dom = virDomainCreateXMLWithFiles(priv->conn, buffer, nfds, fds, flags);
7748
    else
7749
        dom = virDomainCreateXML(priv->conn, buffer, flags);
7750

7751
    if (!dom) {
7752
        vshError(ctl, _("Failed to create domain from %s"), from);
7753
        goto cleanup;
7754
    }
7755 7756 7757 7758 7759 7760 7761 7762 7763 7764

    vshPrint(ctl, _("Domain %s created from %s\n"),
             virDomainGetName(dom), from);
#ifndef WIN32
    if (console)
        cmdRunConsole(ctl, dom, NULL, 0);
#endif
    virDomainFree(dom);
    ret = true;

7765
 cleanup:
7766
    VIR_FREE(buffer);
7767
    VIR_FREE(fds);
7768 7769 7770 7771 7772 7773 7774
    return ret;
}

/*
 * "define" command
 */
static const vshCmdInfo info_define[] = {
7775 7776 7777 7778 7779 7780 7781
    {.name = "help",
     .data = N_("define (but don't start) a domain from an XML file")
    },
    {.name = "desc",
     .data = N_("Define a domain.")
    },
    {.name = NULL}
7782 7783 7784
};

static const vshCmdOptDef opts_define[] = {
7785 7786 7787 7788 7789
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("file containing an XML domain description")
    },
7790 7791 7792 7793
    {.name = "validate",
     .type = VSH_OT_BOOL,
     .help = N_("validate the XML against the schema")
    },
7794
    {.name = NULL}
7795 7796 7797 7798 7799 7800 7801 7802 7803
};

static bool
cmdDefine(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
    bool ret = true;
    char *buffer;
7804
    unsigned int flags = 0;
7805
    virshControlPtr priv = ctl->privData;
7806

7807
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
7808 7809
        return false;

7810 7811 7812
    if (vshCommandOptBool(cmd, "validate"))
        flags |= VIR_DOMAIN_DEFINE_VALIDATE;

E
Eric Blake 已提交
7813
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
7814 7815
        return false;

7816
    if (flags)
7817
        dom = virDomainDefineXMLFlags(priv->conn, buffer, flags);
7818
    else
7819
        dom = virDomainDefineXML(priv->conn, buffer);
7820 7821 7822 7823 7824 7825 7826 7827 7828 7829 7830 7831 7832 7833 7834 7835 7836
    VIR_FREE(buffer);

    if (dom != NULL) {
        vshPrint(ctl, _("Domain %s defined from %s\n"),
                 virDomainGetName(dom), from);
        virDomainFree(dom);
    } else {
        vshError(ctl, _("Failed to define domain from %s"), from);
        ret = false;
    }
    return ret;
}

/*
 * "destroy" command
 */
static const vshCmdInfo info_destroy[] = {
7837 7838 7839 7840 7841 7842 7843
    {.name = "help",
     .data = N_("destroy (stop) a domain")
    },
    {.name = "desc",
     .data = N_("Forcefully stop a given domain, but leave its resources intact.")
    },
    {.name = NULL}
7844 7845 7846
};

static const vshCmdOptDef opts_destroy[] = {
7847 7848 7849 7850 7851 7852 7853 7854 7855 7856
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "graceful",
     .type = VSH_OT_BOOL,
     .help = N_("terminate gracefully")
    },
    {.name = NULL}
7857 7858 7859 7860 7861 7862 7863 7864 7865 7866 7867
};

static bool
cmdDestroy(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = true;
    const char *name;
    unsigned int flags = 0;
    int result;

7868
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
7869 7870 7871 7872 7873 7874 7875 7876 7877 7878 7879 7880 7881 7882 7883 7884 7885 7886 7887 7888 7889 7890 7891 7892 7893
        return false;

    if (vshCommandOptBool(cmd, "graceful"))
       flags |= VIR_DOMAIN_DESTROY_GRACEFUL;

    if (flags)
       result = virDomainDestroyFlags(dom, VIR_DOMAIN_DESTROY_GRACEFUL);
    else
       result = virDomainDestroy(dom);

    if (result == 0) {
        vshPrint(ctl, _("Domain %s destroyed\n"), name);
    } else {
        vshError(ctl, _("Failed to destroy domain %s"), name);
        ret = false;
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "desc" command for managing domain description and title
 */
static const vshCmdInfo info_desc[] = {
7894 7895 7896 7897 7898 7899 7900
    {.name = "help",
     .data = N_("show or set domain's description or title")
    },
    {.name = "desc",
     .data = N_("Allows to show or modify description or title of a domain.")
    },
    {.name = NULL}
7901 7902 7903
};

static const vshCmdOptDef opts_desc[] = {
7904 7905 7906 7907 7908 7909 7910 7911 7912 7913 7914 7915 7916 7917 7918 7919 7920 7921 7922 7923 7924 7925 7926 7927 7928 7929 7930 7931 7932 7933
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get running state")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get persistent configuration")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get current state configuration")
    },
    {.name = "title",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get the title instead of description")
    },
    {.name = "edit",
     .type = VSH_OT_BOOL,
     .help = N_("open an editor to modify the description")
    },
    {.name = "new-desc",
     .type = VSH_OT_ARGV,
     .help = N_("message")
    },
    {.name = NULL}
7934 7935 7936
};

static bool
7937
cmdDesc(vshControl *ctl, const vshCmd *cmd)
7938 7939 7940 7941 7942 7943 7944 7945 7946 7947 7948 7949 7950 7951 7952 7953 7954 7955 7956 7957 7958
{
    virDomainPtr dom;
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");

    bool title = vshCommandOptBool(cmd, "title");
    bool edit = vshCommandOptBool(cmd, "edit");

    int state;
    int type;
    char *desc = NULL;
    char *desc_edited = NULL;
    char *tmp = NULL;
    char *tmpstr;
    const vshCmdOpt *opt = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
    bool pad = false;
    bool ret = false;
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;

7959 7960 7961 7962 7963 7964 7965
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
7966

7967
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7968 7969
        return false;

7970
    if ((state = virshDomainState(ctl, dom, NULL)) < 0)
7971 7972
        goto cleanup;

7973
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
7974 7975 7976 7977 7978 7979 7980 7981 7982 7983 7984 7985 7986 7987 7988 7989 7990 7991 7992
        if (pad)
            virBufferAddChar(&buf, ' ');
        pad = true;
        virBufferAdd(&buf, opt->data, -1);
    }

    if (title)
        type = VIR_DOMAIN_METADATA_TITLE;
    else
        type = VIR_DOMAIN_METADATA_DESCRIPTION;

    if (virBufferError(&buf)) {
        vshPrint(ctl, "%s", _("Failed to collect new description/title"));
        goto cleanup;
    }
    desc = virBufferContentAndReset(&buf);

    if (edit || desc) {
        if (!desc) {
7993
                desc = virshGetDomainDescription(ctl, dom, title,
7994 7995 7996 7997 7998 7999 8000
                                           config?VIR_DOMAIN_XML_INACTIVE:0);
                if (!desc)
                    goto cleanup;
        }

        if (edit) {
            /* Create and open the temporary file. */
E
Eric Blake 已提交
8001
            if (!(tmp = vshEditWriteToTempFile(ctl, desc)))
8002 8003 8004
                goto cleanup;

            /* Start the editor. */
E
Eric Blake 已提交
8005
            if (vshEditFile(ctl, tmp) == -1)
8006 8007 8008
                goto cleanup;

            /* Read back the edited file. */
E
Eric Blake 已提交
8009
            if (!(desc_edited = vshEditReadBackFile(ctl, tmp)))
8010 8011 8012 8013 8014 8015 8016 8017 8018 8019 8020 8021
                goto cleanup;

            /* strip a possible newline at the end of file; some
             * editors enforce a newline, this makes editing the title
             * more convenient */
            if (title &&
                (tmpstr = strrchr(desc_edited, '\n')) &&
                *(tmpstr+1) == '\0')
                *tmpstr = '\0';

            /* Compare original XML with edited.  Has it changed at all? */
            if (STREQ(desc, desc_edited)) {
8022 8023 8024
                vshPrint(ctl, "%s",
                         title ? _("Domain title not changed\n") :
                                 _("Domain description not changed\n"));
8025 8026 8027 8028 8029 8030 8031 8032 8033 8034 8035
                ret = true;
                goto cleanup;
            }

            VIR_FREE(desc);
            desc = desc_edited;
            desc_edited = NULL;
        }

        if (virDomainSetMetadata(dom, type, desc, NULL, NULL, flags) < 0) {
            vshError(ctl, "%s",
8036 8037
                     title ? _("Failed to set new domain title") :
                             _("Failed to set new domain description"));
8038 8039
            goto cleanup;
        }
8040 8041 8042
        vshPrint(ctl, "%s",
                 title ? _("Domain title updated successfully") :
                         _("Domain description updated successfully"));
8043
    } else {
8044
        desc = virshGetDomainDescription(ctl, dom, title,
8045 8046 8047 8048 8049 8050 8051
                                       config?VIR_DOMAIN_XML_INACTIVE:0);
        if (!desc)
            goto cleanup;

        if (strlen(desc) > 0)
            vshPrint(ctl, "%s", desc);
        else
8052 8053 8054
            vshPrint(ctl,
                     title ? _("No title for domain: %s") :
                             _("No description for domain: %s"),
8055 8056 8057 8058
                     virDomainGetName(dom));
    }

    ret = true;
8059
 cleanup:
8060 8061 8062 8063 8064 8065 8066 8067 8068 8069 8070
    VIR_FREE(desc_edited);
    VIR_FREE(desc);
    if (tmp) {
        unlink(tmp);
        VIR_FREE(tmp);
    }
    if (dom)
        virDomainFree(dom);
    return ret;
}

8071 8072 8073 8074 8075 8076 8077 8078 8079 8080 8081 8082 8083 8084 8085 8086 8087

static const vshCmdInfo info_metadata[] = {
    {.name = "help",
     .data = N_("show or set domain's custom XML metadata")
    },
    {.name = "desc",
     .data = N_("Shows or modifies the XML metadata of a domain.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_metadata[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
M
Martin Kletzander 已提交
8088 8089 8090 8091 8092
    {.name = "uri",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("URI of the namespace")
    },
8093 8094 8095 8096 8097 8098 8099 8100 8101 8102 8103 8104 8105 8106 8107 8108 8109
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get running state")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get persistent configuration")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get current state configuration")
    },
    {.name = "edit",
     .type = VSH_OT_BOOL,
     .help = N_("use an editor to change the metadata")
    },
    {.name = "key",
8110
     .type = VSH_OT_STRING,
8111 8112 8113
     .help = N_("key to be used as a namespace identifier"),
    },
    {.name = "set",
8114
     .type = VSH_OT_STRING,
8115 8116 8117 8118 8119 8120 8121 8122 8123 8124 8125 8126
     .help = N_("new metadata to set"),
    },
    {.name = "remove",
     .type = VSH_OT_BOOL,
     .help = N_("remove the metadata corresponding to an uri")
    },
    {.name = NULL}
};


/* helper to add new metadata using the --edit option */
static char *
8127 8128 8129 8130
virshDomainGetEditMetadata(vshControl *ctl,
                           virDomainPtr dom,
                           const char *uri,
                           unsigned int flags)
8131 8132 8133 8134 8135 8136 8137 8138 8139 8140 8141 8142 8143 8144 8145 8146 8147 8148 8149 8150 8151
{
    char *ret;

    if (!(ret = virDomainGetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT,
                                     uri, flags))) {
        vshResetLibvirtError();
        ret = vshStrdup(ctl, "\n");
    }

    return ret;
}


static bool
cmdMetadata(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    bool edit = vshCommandOptBool(cmd, "edit");
8152
    bool rem = vshCommandOptBool(cmd, "remove");
8153 8154 8155 8156 8157 8158 8159 8160 8161 8162 8163 8164 8165 8166 8167 8168 8169
    const char *set = NULL;
    const char *uri = NULL;
    const char *key = NULL;
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
    bool ret = false;

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
    VSH_EXCLUSIVE_OPTIONS("edit", "set");
    VSH_EXCLUSIVE_OPTIONS("remove", "set");
    VSH_EXCLUSIVE_OPTIONS("remove", "edit");

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

8170
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8171 8172 8173 8174 8175 8176 8177 8178 8179 8180 8181 8182 8183
        return false;

    if (vshCommandOptStringReq(ctl, cmd, "uri", &uri) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "key", &key) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "set", &set) < 0)
        goto cleanup;

    if ((set || edit) && !key) {
        vshError(ctl, "%s",
                 _("namespace key is required when modifying metadata"));
        goto cleanup;
    }

8184
    if (set || rem) {
8185 8186 8187 8188
        if (virDomainSetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT,
                                 set, key, uri, flags))
            goto cleanup;

8189
        if (rem)
8190 8191 8192 8193 8194
            vshPrint("%s\n", _("Metadata removed"));
        else
            vshPrint("%s\n", _("Metadata modified"));
    } else if (edit) {
#define EDIT_GET_XML \
8195
        virshDomainGetEditMetadata(ctl, dom, uri, flags)
8196 8197 8198 8199 8200 8201 8202
#define EDIT_NOT_CHANGED                                        \
        do {                                                    \
            vshPrint(ctl, "%s", _("Metadata not changed"));     \
            ret = true;                                         \
            goto edit_cleanup;                                  \
        } while (0)

8203 8204 8205 8206 8207 8208 8209 8210 8211 8212 8213 8214 8215 8216 8217 8218 8219 8220 8221
#define EDIT_DEFINE                                                         \
        (virDomainSetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT, doc_edited, \
                              key, uri, flags) == 0)
#include "virsh-edit.c"

        vshPrint("%s\n", _("Metadata modified"));
    } else {
        char *data;
        /* get */
        if (!(data = virDomainGetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT,
                                          uri, flags)))
            goto cleanup;

        vshPrint(ctl, "%s\n", data);
        VIR_FREE(data);
    }

    ret = true;

8222
 cleanup:
8223 8224 8225 8226 8227
    virDomainFree(dom);
    return ret;
}


8228 8229 8230 8231
/*
 * "inject-nmi" command
 */
static const vshCmdInfo info_inject_nmi[] = {
8232 8233 8234 8235 8236 8237 8238
    {.name = "help",
     .data = N_("Inject NMI to the guest")
    },
    {.name = "desc",
     .data = N_("Inject NMI to the guest domain.")
    },
    {.name = NULL}
8239 8240 8241
};

static const vshCmdOptDef opts_inject_nmi[] = {
8242 8243 8244 8245 8246 8247
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
8248 8249 8250 8251 8252 8253
};

static bool
cmdInjectNMI(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
E
Eric Blake 已提交
8254
    bool ret = true;
8255

8256
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8257 8258 8259 8260 8261 8262 8263 8264 8265 8266 8267 8268 8269
        return false;

    if (virDomainInjectNMI(dom, 0) < 0)
            ret = false;

    virDomainFree(dom);
    return ret;
}

/*
 * "send-key" command
 */
static const vshCmdInfo info_send_key[] = {
8270 8271 8272 8273 8274 8275 8276
    {.name = "help",
     .data = N_("Send keycodes to the guest")
    },
    {.name = "desc",
     .data = N_("Send keycodes (integers or symbolic names) to the guest")
    },
    {.name = NULL}
8277 8278 8279
};

static const vshCmdOptDef opts_send_key[] = {
8280 8281 8282 8283 8284 8285 8286 8287 8288 8289 8290 8291 8292 8293 8294 8295 8296 8297 8298 8299 8300
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "codeset",
     .type = VSH_OT_STRING,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("the codeset of keycodes, default:linux")
    },
    {.name = "holdtime",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("the time (in milliseconds) how long the keys will be held")
    },
    {.name = "keycode",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the key code")
    },
    {.name = NULL}
8301 8302 8303
};

static int
8304
virshKeyCodeGetInt(const char *key_name)
8305 8306 8307
{
    unsigned int val;

M
Michal Privoznik 已提交
8308
    if (virStrToLong_ui(key_name, NULL, 0, &val) < 0 || val > 0xffff)
8309 8310 8311 8312 8313 8314 8315 8316
        return -1;
    return val;
}

static bool
cmdSendKey(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
E
Eric Blake 已提交
8317
    bool ret = false;
8318 8319
    const char *codeset_option;
    int codeset;
8320
    unsigned int holdtime = 0;
8321 8322 8323 8324 8325
    int count = 0;
    const vshCmdOpt *opt = NULL;
    int keycode;
    unsigned int keycodes[VIR_DOMAIN_SEND_KEY_MAX_KEYS];

8326
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8327 8328
        return false;

8329
    if (vshCommandOptString(ctl, cmd, "codeset", &codeset_option) <= 0)
8330 8331
        codeset_option = "linux";

8332
    if (vshCommandOptUInt(ctl, cmd, "holdtime", &holdtime) < 0)
8333
        goto cleanup;
8334 8335

    codeset = virKeycodeSetTypeFromString(codeset_option);
P
Peter Krempa 已提交
8336
    if (codeset < 0) {
8337 8338 8339 8340
        vshError(ctl, _("unknown codeset: '%s'"), codeset_option);
        goto cleanup;
    }

8341
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
8342 8343 8344 8345 8346
        if (count == VIR_DOMAIN_SEND_KEY_MAX_KEYS) {
            vshError(ctl, _("too many keycodes"));
            goto cleanup;
        }

8347
        if ((keycode = virshKeyCodeGetInt(opt->data)) < 0) {
M
Michal Privoznik 已提交
8348
            if ((keycode = virKeycodeValueFromString(codeset, opt->data)) < 0) {
8349 8350 8351 8352 8353 8354 8355 8356 8357 8358 8359 8360
                vshError(ctl, _("invalid keycode: '%s'"), opt->data);
                goto cleanup;
            }
        }

        keycodes[count] = keycode;
        count++;
    }

    if (!(virDomainSendKey(dom, codeset, holdtime, keycodes, count, 0) < 0))
        ret = true;

8361
 cleanup:
8362 8363 8364 8365
    virDomainFree(dom);
    return ret;
}

8366 8367 8368 8369
/*
 * "send-process-signal" command
 */
static const vshCmdInfo info_send_process_signal[] = {
8370 8371 8372 8373 8374 8375 8376
    {.name = "help",
     .data = N_("Send signals to processes")
    },
    {.name = "desc",
     .data = N_("Send signals to processes in the guest")
    },
    {.name = NULL}
8377 8378 8379
};

static const vshCmdOptDef opts_send_process_signal[] = {
8380 8381 8382 8383 8384 8385 8386 8387 8388 8389 8390 8391 8392 8393 8394 8395
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "pid",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the process ID")
    },
    {.name = "signame",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the signal number or name")
    },
    {.name = NULL}
8396 8397 8398 8399 8400
};

VIR_ENUM_DECL(virDomainProcessSignal)
VIR_ENUM_IMPL(virDomainProcessSignal,
              VIR_DOMAIN_PROCESS_SIGNAL_LAST,
8401 8402 8403 8404 8405
               "nop",    "hup",  "int",  "quit",  "ill", /* 0-4 */
              "trap",   "abrt",  "bus",   "fpe", "kill", /* 5-9 */
              "usr1",   "segv", "usr2",  "pipe", "alrm", /* 10-14 */
              "term", "stkflt", "chld",  "cont", "stop", /* 15-19 */
              "tstp",   "ttin", "ttou",   "urg", "xcpu", /* 20-24 */
8406
              "xfsz", "vtalrm", "prof", "winch", "poll", /* 25-29 */
8407 8408 8409 8410 8411 8412 8413
               "pwr",    "sys",  "rt0",   "rt1",  "rt2", /* 30-34 */
               "rt3",    "rt4",  "rt5",   "rt6",  "rt7", /* 35-39 */
               "rt8",    "rt9", "rt10",  "rt11", "rt12", /* 40-44 */
              "rt13",   "rt14", "rt15",  "rt16", "rt17", /* 45-49 */
              "rt18",   "rt19", "rt20",  "rt21", "rt22", /* 50-54 */
              "rt23",   "rt24", "rt25",  "rt26", "rt27", /* 55-59 */
              "rt28",   "rt29", "rt30",  "rt31", "rt32") /* 60-64 */
8414 8415 8416 8417 8418 8419 8420 8421

static int getSignalNumber(vshControl *ctl, const char *signame)
{
    size_t i;
    int signum;
    char *lower = vshStrdup(ctl, signame);
    char *tmp = lower;

8422
    for (i = 0; signame[i]; i++)
8423 8424 8425 8426 8427 8428 8429 8430 8431 8432 8433 8434 8435 8436
        lower[i] = c_tolower(signame[i]);

    if (virStrToLong_i(lower, NULL, 10, &signum) >= 0)
        goto cleanup;

    if (STRPREFIX(lower, "sig_"))
        lower += 4;
    else if (STRPREFIX(lower, "sig"))
        lower += 3;

    if ((signum = virDomainProcessSignalTypeFromString(lower)) >= 0)
        goto cleanup;

    signum = -1;
8437
 cleanup:
8438 8439 8440 8441 8442 8443 8444 8445
    VIR_FREE(tmp);
    return signum;
}

static bool
cmdSendProcessSignal(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
E
Eric Blake 已提交
8446
    bool ret = false;
8447 8448 8449 8450
    const char *signame;
    long long pid_value;
    int signum;

8451
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8452 8453
        return false;

8454
    if (vshCommandOptLongLong(ctl, cmd, "pid", &pid_value) < 0)
8455
        goto cleanup;
8456

8457 8458
    if (vshCommandOptStringReq(ctl, cmd, "signame", &signame) < 0)
        goto cleanup;
8459 8460 8461 8462 8463 8464 8465 8466 8467 8468 8469

    if ((signum = getSignalNumber(ctl, signame)) < 0) {
        vshError(ctl, _("malformed signal name: %s"), signame);
        goto cleanup;
    }

    if (virDomainSendProcessSignal(dom, pid_value, signum, 0) < 0)
        goto cleanup;

    ret = true;

8470
 cleanup:
8471 8472 8473 8474
    virDomainFree(dom);
    return ret;
}

8475 8476 8477 8478
/*
 * "setmem" command
 */
static const vshCmdInfo info_setmem[] = {
8479 8480 8481 8482 8483 8484 8485
    {.name = "help",
     .data = N_("change memory allocation")
    },
    {.name = "desc",
     .data = N_("Change the current memory allocation in the guest domain.")
    },
    {.name = NULL}
8486 8487 8488
};

static const vshCmdOptDef opts_setmem[] = {
8489 8490 8491 8492 8493 8494 8495 8496 8497 8498 8499 8500 8501 8502 8503 8504 8505 8506 8507 8508 8509 8510 8511 8512 8513 8514 8515
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "kilobytes",
     .type = VSH_OT_ALIAS,
     .help = "size"
    },
    {.name = "size",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("new memory size, as scaled integer (default KiB)")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
8516 8517 8518 8519 8520 8521 8522 8523 8524 8525 8526 8527 8528
};

static bool
cmdSetmem(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    unsigned long long bytes = 0;
    unsigned long long max;
    unsigned long kibibytes = 0;
    bool ret = true;
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
8529
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
8530

8531 8532 8533 8534 8535 8536 8537 8538 8539 8540
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
    /* none of the options were specified */
    if (!current && !live && !config)
        flags = -1;
8541

8542
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8543 8544 8545 8546 8547 8548 8549 8550
        return false;

    /* The API expects 'unsigned long' KiB, so depending on whether we
     * are 32-bit or 64-bit determines the maximum we can use.  */
    if (sizeof(kibibytes) < sizeof(max))
        max = 1024ull * ULONG_MAX;
    else
        max = ULONG_MAX;
8551
    if (vshCommandOptScaledInt(ctl, cmd, "size", &bytes, 1024, max) < 0) {
8552 8553 8554 8555 8556 8557
        virDomainFree(dom);
        return false;
    }
    kibibytes = VIR_DIV_UP(bytes, 1024);

    if (flags == -1) {
8558
        if (virDomainSetMemory(dom, kibibytes) != 0)
8559 8560
            ret = false;
    } else {
8561
        if (virDomainSetMemoryFlags(dom, kibibytes, flags) < 0)
8562 8563 8564 8565 8566 8567 8568 8569 8570 8571 8572
            ret = false;
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "setmaxmem" command
 */
static const vshCmdInfo info_setmaxmem[] = {
8573 8574 8575 8576 8577 8578 8579
    {.name = "help",
     .data = N_("change maximum memory limit")
    },
    {.name = "desc",
     .data = N_("Change the maximum memory allocation limit in the guest domain.")
    },
    {.name = NULL}
8580 8581 8582
};

static const vshCmdOptDef opts_setmaxmem[] = {
8583 8584 8585 8586 8587 8588 8589 8590 8591 8592 8593 8594 8595 8596 8597 8598 8599 8600 8601 8602 8603 8604 8605 8606 8607 8608 8609
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "kilobytes",
     .type = VSH_OT_ALIAS,
     .help = "size"
    },
    {.name = "size",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("new maximum memory size, as scaled integer (default KiB)")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
8610 8611 8612 8613 8614 8615 8616 8617 8618 8619 8620 8621 8622
};

static bool
cmdSetmaxmem(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    unsigned long long bytes = 0;
    unsigned long long max;
    unsigned long kibibytes = 0;
    bool ret = true;
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
8623
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT | VIR_DOMAIN_MEM_MAXIMUM;
8624

8625 8626 8627 8628 8629 8630 8631 8632 8633 8634
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
    /* none of the options were specified */
    if (!current && !live && !config)
        flags = -1;
8635

8636
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8637 8638 8639 8640 8641 8642 8643 8644
        return false;

    /* The API expects 'unsigned long' KiB, so depending on whether we
     * are 32-bit or 64-bit determines the maximum we can use.  */
    if (sizeof(kibibytes) < sizeof(max))
        max = 1024ull * ULONG_MAX;
    else
        max = ULONG_MAX;
8645
    if (vshCommandOptScaledInt(ctl, cmd, "size", &bytes, 1024, max) < 0) {
8646 8647 8648 8649 8650 8651 8652 8653 8654 8655 8656 8657 8658 8659 8660 8661 8662 8663 8664 8665 8666 8667 8668 8669 8670
        virDomainFree(dom);
        return false;
    }
    kibibytes = VIR_DIV_UP(bytes, 1024);

    if (flags == -1) {
        if (virDomainSetMaxMemory(dom, kibibytes) != 0) {
            vshError(ctl, "%s", _("Unable to change MaxMemorySize"));
            ret = false;
        }
    } else {
        if (virDomainSetMemoryFlags(dom, kibibytes, flags) < 0) {
            vshError(ctl, "%s", _("Unable to change MaxMemorySize"));
            ret = false;
        }
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "memtune" command
 */
static const vshCmdInfo info_memtune[] = {
8671 8672 8673 8674 8675
    {.name = "help",
     .data = N_("Get or set memory parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current memory parameters for a guest"
8676 8677
                " domain.\n"
                "    To get the memory parameters use following command: \n\n"
8678 8679 8680
                "    virsh # memtune <domain>")
    },
    {.name = NULL}
8681 8682 8683
};

static const vshCmdOptDef opts_memtune[] = {
8684 8685 8686 8687 8688 8689 8690 8691 8692 8693 8694 8695 8696 8697 8698 8699 8700 8701 8702 8703 8704 8705 8706 8707 8708 8709 8710 8711 8712 8713 8714 8715 8716 8717
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "hard-limit",
     .type = VSH_OT_INT,
     .help = N_("Max memory, as scaled integer (default KiB)")
    },
    {.name = "soft-limit",
     .type = VSH_OT_INT,
     .help = N_("Memory during contention, as scaled integer (default KiB)")
    },
    {.name = "swap-hard-limit",
     .type = VSH_OT_INT,
     .help = N_("Max memory plus swap, as scaled integer (default KiB)")
    },
    {.name = "min-guarantee",
     .type = VSH_OT_INT,
     .help = N_("Min guaranteed memory, as scaled integer (default KiB)")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
8718 8719
};

8720
/**
8721
 * virshMemtuneGetSize
8722 8723 8724 8725 8726 8727 8728 8729 8730 8731 8732 8733 8734 8735
 *
 * @cmd: pointer to vshCmd
 * @name: name of a parameter for which we would like to get a value
 * @value: pointer to variable where the value will be stored
 *
 * This function will parse virsh command line in order to load a value of
 * specified parameter. If the value is -1 we will handle it as unlimited and
 * use VIR_DOMAIN_MEMORY_PARAM_UNLIMITED instead.
 *
 * Returns:
 *  >0 if option found and valid
 *  0 if option not found and not required
 *  <0 in all other cases
 */
8736
static int
8737 8738
virshMemtuneGetSize(vshControl *ctl, const vshCmd *cmd,
                    const char *name, long long *value)
8739 8740 8741 8742 8743 8744
{
    int ret;
    unsigned long long tmp;
    const char *str;
    char *end;

8745
    ret = vshCommandOptString(ctl, cmd, name, &str);
8746 8747 8748 8749 8750 8751 8752 8753 8754 8755 8756 8757
    if (ret <= 0)
        return ret;
    if (virStrToLong_ll(str, &end, 10, value) < 0)
        return -1;
    if (*value < 0) {
        *value = VIR_DOMAIN_MEMORY_PARAM_UNLIMITED;
        return 1;
    }
    tmp = *value;
    if (virScaleInteger(&tmp, end, 1024, LLONG_MAX) < 0)
        return -1;
    *value = VIR_DIV_UP(tmp, 1024);
8758
    return 1;
8759 8760 8761 8762 8763 8764
}

static bool
cmdMemtune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
8765
    long long tmpVal;
8766
    int nparams = 0;
8767
    int maxparams = 0;
8768
    int rc;
8769
    size_t i;
8770
    virTypedParameterPtr params = NULL;
8771
    bool ret = false;
8772
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
8773 8774 8775 8776
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

8777 8778 8779 8780 8781 8782 8783
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
8784

8785
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8786 8787
        return false;

8788
#define PARSE_MEMTUNE_PARAM(NAME, FIELD)                                    \
8789
    if ((rc = virshMemtuneGetSize(ctl, cmd, NAME, &tmpVal)) < 0) {            \
8790
        vshError(ctl, _("Unable to parse integer parameter %s"), NAME);     \
8791 8792 8793 8794 8795 8796 8797
        goto cleanup;                                                       \
    }                                                                       \
    if (rc == 1) {                                                          \
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,          \
                                    FIELD, tmpVal) < 0)                     \
            goto save_error;                                                \
    }                                                                       \
8798 8799


8800 8801 8802 8803
    PARSE_MEMTUNE_PARAM("hard-limit", VIR_DOMAIN_MEMORY_HARD_LIMIT);
    PARSE_MEMTUNE_PARAM("soft-limit", VIR_DOMAIN_MEMORY_SOFT_LIMIT);
    PARSE_MEMTUNE_PARAM("swap-hard-limit", VIR_DOMAIN_MEMORY_SWAP_HARD_LIMIT);
    PARSE_MEMTUNE_PARAM("min-guarantee", VIR_DOMAIN_MEMORY_MIN_GUARANTEE);
8804

8805
#undef PARSE_MEMTUNE_PARAM
8806 8807 8808 8809 8810 8811 8812 8813 8814 8815 8816 8817 8818 8819 8820 8821 8822 8823 8824 8825 8826 8827 8828 8829 8830 8831 8832 8833 8834 8835 8836 8837 8838 8839 8840 8841 8842

    if (nparams == 0) {
        /* get the number of memory parameters */
        if (virDomainGetMemoryParameters(dom, NULL, &nparams, flags) != 0) {
            vshError(ctl, "%s",
                     _("Unable to get number of memory parameters"));
            goto cleanup;
        }

        if (nparams == 0) {
            /* nothing to output */
            ret = true;
            goto cleanup;
        }

        /* now go get all the memory parameters */
        params = vshCalloc(ctl, nparams, sizeof(*params));
        if (virDomainGetMemoryParameters(dom, params, &nparams, flags) != 0) {
            vshError(ctl, "%s", _("Unable to get memory parameters"));
            goto cleanup;
        }

        for (i = 0; i < nparams; i++) {
            if (params[i].type == VIR_TYPED_PARAM_ULLONG &&
                params[i].value.ul == VIR_DOMAIN_MEMORY_PARAM_UNLIMITED) {
                vshPrint(ctl, "%-15s: %s\n", params[i].field, _("unlimited"));
            } else {
                char *str = vshGetTypedParamValue(ctl, &params[i]);
                vshPrint(ctl, "%-15s: %s\n", params[i].field, str);
                VIR_FREE(str);
            }
        }
    } else {
        if (virDomainSetMemoryParameters(dom, params, nparams, flags) != 0)
            goto error;
    }

8843 8844
    ret = true;

8845
 cleanup:
8846
    virTypedParamsFree(params, nparams);
8847 8848 8849
    virDomainFree(dom);
    return ret;

8850
 save_error:
8851
    vshSaveLibvirtError();
8852
 error:
8853 8854 8855 8856 8857 8858 8859 8860
    vshError(ctl, "%s", _("Unable to change memory parameters"));
    goto cleanup;
}

/*
 * "numatune" command
 */
static const vshCmdInfo info_numatune[] = {
8861 8862 8863 8864 8865
    {.name = "help",
     .data = N_("Get or set numa parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current numa parameters for a guest"
8866 8867
                " domain.\n"
                "    To get the numa parameters use following command: \n\n"
8868 8869 8870
                "    virsh # numatune <domain>")
    },
    {.name = NULL}
8871 8872 8873
};

static const vshCmdOptDef opts_numatune[] = {
8874 8875 8876 8877 8878 8879
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mode",
8880
     .type = VSH_OT_STRING,
8881 8882
     .help = N_("NUMA mode, one of strict, preferred and interleave \n"
                "or a number from the virDomainNumatuneMemMode enum")
8883 8884
    },
    {.name = "nodeset",
8885
     .type = VSH_OT_STRING,
8886 8887 8888 8889 8890 8891 8892 8893 8894 8895 8896 8897 8898 8899 8900
     .help = N_("NUMA node selections to set")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
8901 8902 8903 8904 8905 8906 8907
};

static bool
cmdNumatune(vshControl * ctl, const vshCmd * cmd)
{
    virDomainPtr dom;
    int nparams = 0;
8908
    int maxparams = 0;
8909
    size_t i;
8910
    virTypedParameterPtr params = NULL;
8911 8912
    const char *nodeset = NULL;
    bool ret = false;
8913
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
8914 8915 8916 8917 8918
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    const char *mode = NULL;

8919 8920 8921 8922 8923 8924 8925
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
8926

8927
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8928 8929
        return false;

8930
    if (vshCommandOptStringReq(ctl, cmd, "nodeset", &nodeset) < 0)
8931
        goto cleanup;
8932

8933 8934 8935 8936 8937
    if (nodeset &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_DOMAIN_NUMA_NODESET, nodeset) < 0)
        goto save_error;

8938
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
8939
        goto cleanup;
8940

8941 8942 8943 8944 8945 8946 8947 8948 8949 8950 8951 8952 8953 8954
    if (mode) {
        int m;
        /* Accept string or integer, in case server understands newer
         * integer than what strings we were compiled with
         */
        if ((m = virDomainNumatuneMemModeTypeFromString(mode)) < 0 &&
            virStrToLong_i(mode, NULL, 0, &m) < 0) {
            vshError(ctl, _("Invalid mode: %s"), mode);
            goto cleanup;
        }

        if (virTypedParamsAddInt(&params, &nparams, &maxparams,
                                 VIR_DOMAIN_NUMA_MODE, m) < 0)
            goto save_error;
8955 8956 8957 8958 8959 8960 8961 8962 8963 8964 8965 8966 8967 8968 8969 8970 8971 8972 8973 8974 8975 8976 8977 8978 8979 8980 8981 8982 8983 8984 8985 8986 8987 8988 8989 8990
    }

    if (nparams == 0) {
        /* get the number of numa parameters */
        if (virDomainGetNumaParameters(dom, NULL, &nparams, flags) != 0) {
            vshError(ctl, "%s",
                     _("Unable to get number of memory parameters"));
            goto cleanup;
        }

        if (nparams == 0) {
            /* nothing to output */
            ret = true;
            goto cleanup;
        }

        /* now go get all the numa parameters */
        params = vshCalloc(ctl, nparams, sizeof(*params));
        if (virDomainGetNumaParameters(dom, params, &nparams, flags) != 0) {
            vshError(ctl, "%s", _("Unable to get numa parameters"));
            goto cleanup;
        }

        for (i = 0; i < nparams; i++) {
            if (params[i].type == VIR_TYPED_PARAM_INT &&
                STREQ(params[i].field, VIR_DOMAIN_NUMA_MODE)) {
                vshPrint(ctl, "%-15s: %s\n", params[i].field,
                         virDomainNumatuneMemModeTypeToString(params[i].value.i));
            } else {
                char *str = vshGetTypedParamValue(ctl, &params[i]);
                vshPrint(ctl, "%-15s: %s\n", params[i].field, str);
                VIR_FREE(str);
            }
        }
    } else {
        if (virDomainSetNumaParameters(dom, params, nparams, flags) != 0)
8991
            goto error;
8992 8993
    }

8994 8995
    ret = true;

8996
 cleanup:
8997
    virTypedParamsFree(params, nparams);
8998 8999
    virDomainFree(dom);
    return ret;
9000

9001
 save_error:
9002
    vshSaveLibvirtError();
9003
 error:
9004 9005
    vshError(ctl, "%s", _("Unable to change numa parameters"));
    goto cleanup;
9006 9007
}

9008 9009 9010 9011
/*
 * "qemu-monitor-command" command
 */
static const vshCmdInfo info_qemu_monitor_command[] = {
9012 9013 9014 9015 9016 9017 9018
    {.name = "help",
     .data = N_("QEMU Monitor Command")
    },
    {.name = "desc",
     .data = N_("QEMU Monitor Command")
    },
    {.name = NULL}
9019 9020 9021
};

static const vshCmdOptDef opts_qemu_monitor_command[] = {
9022 9023 9024 9025 9026 9027 9028 9029 9030 9031 9032 9033 9034 9035 9036 9037 9038 9039 9040
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "hmp",
     .type = VSH_OT_BOOL,
     .help = N_("command is in human monitor protocol")
    },
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("pretty-print any qemu monitor protocol output")
    },
    {.name = "cmd",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("command")
    },
    {.name = NULL}
9041 9042 9043 9044 9045 9046 9047 9048 9049 9050 9051 9052 9053 9054 9055
};

static bool
cmdQemuMonitorCommand(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    char *monitor_cmd = NULL;
    char *result = NULL;
    unsigned int flags = 0;
    const vshCmdOpt *opt = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
    bool pad = false;
    virJSONValuePtr pretty = NULL;

9056
    dom = virshCommandOptDomain(ctl, cmd, NULL);
9057 9058 9059
    if (dom == NULL)
        goto cleanup;

9060
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
9061 9062 9063 9064 9065 9066 9067 9068 9069 9070 9071 9072 9073 9074 9075 9076 9077 9078 9079 9080 9081 9082 9083 9084 9085 9086 9087 9088 9089 9090 9091 9092 9093 9094 9095 9096
        if (pad)
            virBufferAddChar(&buf, ' ');
        pad = true;
        virBufferAdd(&buf, opt->data, -1);
    }
    if (virBufferError(&buf)) {
        vshPrint(ctl, "%s", _("Failed to collect command"));
        goto cleanup;
    }
    monitor_cmd = virBufferContentAndReset(&buf);

    if (vshCommandOptBool(cmd, "hmp")) {
        if (vshCommandOptBool(cmd, "pretty")) {
            vshError(ctl, _("--hmp and --pretty are not compatible"));
            goto cleanup;
        }
        flags |= VIR_DOMAIN_QEMU_MONITOR_COMMAND_HMP;
    }

    if (virDomainQemuMonitorCommand(dom, monitor_cmd, &result, flags) < 0)
        goto cleanup;

    if (vshCommandOptBool(cmd, "pretty")) {
        char *tmp;
        pretty = virJSONValueFromString(result);
        if (pretty && (tmp = virJSONValueToString(pretty, true))) {
            VIR_FREE(result);
            result = tmp;
        } else {
            vshResetLibvirtError();
        }
    }
    vshPrint(ctl, "%s\n", result);

    ret = true;

9097
 cleanup:
9098 9099 9100 9101 9102 9103 9104 9105 9106
    VIR_FREE(result);
    VIR_FREE(monitor_cmd);
    virJSONValueFree(pretty);
    if (dom)
        virDomainFree(dom);

    return ret;
}

E
Eric Blake 已提交
9107 9108 9109 9110
/*
 * "qemu-monitor-event" command
 */

9111
struct virshQemuEventData {
E
Eric Blake 已提交
9112 9113 9114 9115 9116
    vshControl *ctl;
    bool loop;
    bool pretty;
    int count;
};
9117
typedef struct virshQemuEventData virshQemuEventData;
E
Eric Blake 已提交
9118 9119

static void
9120 9121 9122
virshEventPrint(virConnectPtr conn ATTRIBUTE_UNUSED, virDomainPtr dom,
                const char *event, long long seconds, unsigned int micros,
                const char *details, void *opaque)
E
Eric Blake 已提交
9123
{
9124
    virshQemuEventData *data = opaque;
E
Eric Blake 已提交
9125 9126 9127 9128 9129 9130 9131 9132 9133 9134 9135 9136 9137 9138 9139 9140 9141 9142 9143 9144 9145 9146 9147 9148 9149 9150 9151 9152 9153 9154 9155
    virJSONValuePtr pretty = NULL;
    char *str = NULL;

    if (!data->loop && data->count)
        return;
    if (data->pretty && details) {
        pretty = virJSONValueFromString(details);
        if (pretty && (str = virJSONValueToString(pretty, true)))
            details = str;
    }
    vshPrint(data->ctl, "event %s at %lld.%06u for domain %s: %s\n",
             event, seconds, micros, virDomainGetName(dom), NULLSTR(details));
    data->count++;
    if (!data->loop)
        vshEventDone(data->ctl);

    VIR_FREE(str);
}

static const vshCmdInfo info_qemu_monitor_event[] = {
    {.name = "help",
     .data = N_("QEMU Monitor Events")
    },
    {.name = "desc",
     .data = N_("Listen for QEMU Monitor Events")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_qemu_monitor_event[] = {
    {.name = "domain",
9156
     .type = VSH_OT_STRING,
E
Eric Blake 已提交
9157 9158 9159
     .help = N_("filter by domain name, id or uuid")
    },
    {.name = "event",
9160
     .type = VSH_OT_STRING,
E
Eric Blake 已提交
9161 9162 9163 9164 9165 9166 9167 9168 9169 9170 9171 9172 9173 9174
     .help = N_("filter by event name")
    },
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("pretty-print any JSON output")
    },
    {.name = "loop",
     .type = VSH_OT_BOOL,
     .help = N_("loop until timeout or interrupt, rather than one-shot")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
     .help = N_("timeout seconds")
    },
9175 9176 9177 9178 9179 9180 9181 9182
    {.name = "regex",
     .type = VSH_OT_BOOL,
     .help = N_("treat event as a regex rather than literal filter")
    },
    {.name = "no-case",
     .type = VSH_OT_BOOL,
     .help = N_("treat event case-insensitively")
    },
E
Eric Blake 已提交
9183 9184 9185 9186 9187 9188 9189 9190 9191 9192 9193 9194
    {.name = NULL}
};

static bool
cmdQemuMonitorEvent(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    unsigned int flags = 0;
    int eventId = -1;
    int timeout = 0;
    const char *event = NULL;
9195 9196
    virshQemuEventData data;
    virshControlPtr priv = ctl->privData;
E
Eric Blake 已提交
9197

9198 9199 9200 9201 9202
    if (vshCommandOptBool(cmd, "regex"))
        flags |= VIR_CONNECT_DOMAIN_QEMU_MONITOR_EVENT_REGISTER_REGEX;
    if (vshCommandOptBool(cmd, "no-case"))
        flags |= VIR_CONNECT_DOMAIN_QEMU_MONITOR_EVENT_REGISTER_NOCASE;

E
Eric Blake 已提交
9203 9204 9205 9206 9207 9208
    data.ctl = ctl;
    data.loop = vshCommandOptBool(cmd, "loop");
    data.pretty = vshCommandOptBool(cmd, "pretty");
    data.count = 0;
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
        return false;
9209
    if (vshCommandOptString(ctl, cmd, "event", &event) < 0)
E
Eric Blake 已提交
9210 9211 9212
        return false;

    if (vshCommandOptBool(cmd, "domain"))
9213
        dom = virshCommandOptDomain(ctl, cmd, NULL);
E
Eric Blake 已提交
9214 9215 9216
    if (vshEventStart(ctl, timeout) < 0)
        goto cleanup;

9217
    if ((eventId = virConnectDomainQemuMonitorEventRegister(priv->conn, dom,
E
Eric Blake 已提交
9218
                                                            event,
9219
                                                            virshEventPrint,
E
Eric Blake 已提交
9220 9221 9222 9223 9224 9225 9226 9227 9228 9229 9230 9231 9232 9233 9234 9235 9236 9237 9238
                                                            &data, NULL,
                                                            flags)) < 0)
        goto cleanup;
    switch (vshEventWait(ctl)) {
    case VSH_EVENT_INTERRUPT:
        vshPrint(ctl, _("event loop interrupted\n"));
        break;
    case VSH_EVENT_TIMEOUT:
        vshPrint(ctl, _("event loop timed out\n"));
        break;
    case VSH_EVENT_DONE:
        break;
    default:
        goto cleanup;
    }
    vshPrint(ctl, _("events received: %d\n"), data.count);
    if (data.count)
        ret = true;

9239
 cleanup:
E
Eric Blake 已提交
9240 9241
    vshEventCleanup(ctl);
    if (eventId >= 0 &&
9242
        virConnectDomainQemuMonitorEventDeregister(priv->conn, eventId) < 0)
E
Eric Blake 已提交
9243 9244 9245 9246 9247 9248 9249
        ret = false;
    if (dom)
        virDomainFree(dom);

    return ret;
}

9250 9251 9252 9253
/*
 * "qemu-attach" command
 */
static const vshCmdInfo info_qemu_attach[] = {
9254 9255 9256 9257 9258 9259 9260
    {.name = "help",
     .data = N_("QEMU Attach")
    },
    {.name = "desc",
     .data = N_("QEMU Attach")
    },
    {.name = NULL}
9261 9262 9263
};

static const vshCmdOptDef opts_qemu_attach[] = {
9264 9265 9266 9267 9268 9269
    {.name = "pid",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("pid")
    },
    {.name = NULL}
9270 9271 9272 9273 9274 9275 9276 9277 9278
};

static bool
cmdQemuAttach(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    unsigned int flags = 0;
    unsigned int pid_value; /* API uses unsigned int, not pid_t */
9279
    virshControlPtr priv = ctl->privData;
9280

9281
    if (vshCommandOptUInt(ctl, cmd, "pid", &pid_value) <= 0)
9282 9283
        goto cleanup;

9284
    if (!(dom = virDomainQemuAttach(priv->conn, pid_value, flags))) {
9285
        vshError(ctl, _("Failed to attach to pid %u"), pid_value);
J
John Ferlan 已提交
9286
        goto cleanup;
9287 9288
    }

J
John Ferlan 已提交
9289 9290 9291 9292 9293
    vshPrint(ctl, _("Domain %s attached to pid %u\n"),
                virDomainGetName(dom), pid_value);
    virDomainFree(dom);
    ret = true;

9294
 cleanup:
9295 9296 9297 9298 9299 9300 9301
    return ret;
}

/*
 * "qemu-agent-command" command
 */
static const vshCmdInfo info_qemu_agent_command[] = {
9302 9303 9304 9305 9306 9307 9308
    {.name = "help",
     .data = N_("QEMU Guest Agent Command")
    },
    {.name = "desc",
     .data = N_("Run an arbitrary qemu guest agent command; use at your own risk")
    },
    {.name = NULL}
9309 9310 9311
};

static const vshCmdOptDef opts_qemu_agent_command[] = {
9312 9313 9314 9315 9316 9317 9318 9319 9320 9321 9322 9323 9324 9325 9326 9327 9328 9329
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("timeout seconds. must be positive.")
    },
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("execute command without waiting for timeout")
    },
    {.name = "block",
     .type = VSH_OT_BOOL,
     .help = N_("execute command without timeout")
    },
9330 9331 9332 9333
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("pretty-print the output")
    },
9334 9335 9336 9337 9338 9339
    {.name = "cmd",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("command")
    },
    {.name = NULL}
9340 9341 9342 9343 9344 9345 9346 9347 9348 9349 9350 9351 9352 9353 9354
};

static bool
cmdQemuAgentCommand(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    char *guest_agent_cmd = NULL;
    char *result = NULL;
    int timeout = VIR_DOMAIN_QEMU_AGENT_COMMAND_DEFAULT;
    int judge = 0;
    unsigned int flags = 0;
    const vshCmdOpt *opt = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
    bool pad = false;
9355
    virJSONValuePtr pretty = NULL;
9356

9357
    dom = virshCommandOptDomain(ctl, cmd, NULL);
9358 9359 9360
    if (dom == NULL)
        goto cleanup;

9361
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
9362 9363 9364 9365 9366 9367 9368 9369 9370 9371 9372
        if (pad)
            virBufferAddChar(&buf, ' ');
        pad = true;
        virBufferAdd(&buf, opt->data, -1);
    }
    if (virBufferError(&buf)) {
        vshPrint(ctl, "%s", _("Failed to collect command"));
        goto cleanup;
    }
    guest_agent_cmd = virBufferContentAndReset(&buf);

9373
    judge = vshCommandOptInt(ctl, cmd, "timeout", &timeout);
9374
    if (judge < 0)
9375
        goto cleanup;
9376
    else if (judge > 0)
9377 9378 9379 9380 9381 9382 9383 9384 9385 9386 9387 9388 9389 9390 9391 9392 9393 9394 9395
        judge = 1;
    if (judge && timeout < 1) {
        vshError(ctl, "%s", _("timeout must be positive"));
        goto cleanup;
    }

    if (vshCommandOptBool(cmd, "async")) {
        timeout = VIR_DOMAIN_QEMU_AGENT_COMMAND_NOWAIT;
        judge++;
    }
    if (vshCommandOptBool(cmd, "block")) {
        timeout = VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK;
        judge++;
    }

    if (judge > 1) {
        vshError(ctl, "%s", _("timeout, async and block options are exclusive"));
        goto cleanup;
    }
9396

9397
    result = virDomainQemuAgentCommand(dom, guest_agent_cmd, timeout, flags);
9398 9399
    if (!result)
        goto cleanup;
9400

9401 9402 9403 9404 9405 9406 9407 9408 9409 9410 9411
    if (vshCommandOptBool(cmd, "pretty")) {
        char *tmp;
        pretty = virJSONValueFromString(result);
        if (pretty && (tmp = virJSONValueToString(pretty, true))) {
            VIR_FREE(result);
            result = tmp;
        } else {
            vshResetLibvirtError();
        }
    }

9412
    vshPrint(ctl, "%s\n", result);
9413 9414 9415

    ret = true;

9416
 cleanup:
9417 9418 9419 9420 9421 9422 9423 9424
    VIR_FREE(result);
    VIR_FREE(guest_agent_cmd);
    if (dom)
        virDomainFree(dom);

    return ret;
}

9425 9426 9427 9428
/*
 * "lxc-enter-namespace" namespace
 */
static const vshCmdInfo info_lxc_enter_namespace[] = {
9429 9430 9431 9432 9433 9434 9435
    {.name = "help",
     .data = N_("LXC Guest Enter Namespace")
    },
    {.name = "desc",
     .data = N_("Run an arbitrary lxc guest enter namespace; use at your own risk")
    },
    {.name = NULL}
9436 9437 9438
};

static const vshCmdOptDef opts_lxc_enter_namespace[] = {
9439 9440 9441 9442 9443 9444 9445 9446 9447 9448 9449 9450 9451 9452 9453
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "noseclabel",
     .type = VSH_OT_BOOL,
     .help = N_("Do not change process security label")
    },
    {.name = "cmd",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("namespace")
    },
    {.name = NULL}
9454 9455 9456 9457 9458 9459 9460 9461 9462 9463 9464 9465 9466 9467
};

static bool
cmdLxcEnterNamespace(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    const vshCmdOpt *opt = NULL;
    char **cmdargv = NULL;
    size_t ncmdargv = 0;
    pid_t pid;
    int nfdlist;
    int *fdlist;
    size_t i;
9468 9469 9470
    bool setlabel = true;
    virSecurityModelPtr secmodel = NULL;
    virSecurityLabelPtr seclabel = NULL;
9471
    virshControlPtr priv = ctl->privData;
9472

9473
    dom = virshCommandOptDomain(ctl, cmd, NULL);
9474 9475 9476
    if (dom == NULL)
        goto cleanup;

9477 9478 9479
    if (vshCommandOptBool(cmd, "noseclabel"))
        setlabel = false;

9480
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
9481 9482 9483 9484 9485 9486 9487 9488 9489 9490 9491 9492 9493 9494 9495
        if (VIR_EXPAND_N(cmdargv, ncmdargv, 1) < 0) {
            vshError(ctl, _("%s: %d: failed to allocate argv"),
                     __FILE__, __LINE__);
        }
        cmdargv[ncmdargv-1] = opt->data;
    }
    if (VIR_EXPAND_N(cmdargv, ncmdargv, 1) < 0) {
        vshError(ctl, _("%s: %d: failed to allocate argv"),
                 __FILE__, __LINE__);
    }
    cmdargv[ncmdargv - 1] = NULL;

    if ((nfdlist = virDomainLxcOpenNamespace(dom, &fdlist, 0)) < 0)
        goto cleanup;

9496 9497 9498 9499 9500 9501 9502 9503 9504
    if (setlabel) {
        if (VIR_ALLOC(secmodel) < 0) {
            vshError(ctl, "%s", _("Failed to allocate security model"));
            goto cleanup;
        }
        if (VIR_ALLOC(seclabel) < 0) {
            vshError(ctl, "%s", _("Failed to allocate security label"));
            goto cleanup;
        }
9505
        if (virNodeGetSecurityModel(priv->conn, secmodel) < 0)
9506 9507 9508 9509 9510
            goto cleanup;
        if (virDomainGetSecurityLabel(dom, seclabel) < 0)
            goto cleanup;
    }

9511
    /* Fork once because we don't want to affect
E
Eric Blake 已提交
9512 9513
     * virsh's namespace itself, and because user namespace
     * can only be changed in single-threaded process
9514
     */
E
Eric Blake 已提交
9515
    if ((pid = virFork()) < 0)
9516 9517
        goto cleanup;
    if (pid == 0) {
9518 9519
        int status;

9520 9521 9522 9523 9524
        if (setlabel &&
            virDomainLxcEnterSecurityLabel(secmodel,
                                           seclabel,
                                           NULL,
                                           0) < 0)
9525
            _exit(EXIT_CANCELED);
9526

9527 9528 9529 9530 9531 9532
        if (virDomainLxcEnterNamespace(dom,
                                       nfdlist,
                                       fdlist,
                                       NULL,
                                       NULL,
                                       0) < 0)
9533
            _exit(EXIT_CANCELED);
9534 9535 9536 9537

        /* Fork a second time because entering the
         * pid namespace only takes effect after fork
         */
E
Eric Blake 已提交
9538
        if ((pid = virFork()) < 0)
9539
            _exit(EXIT_CANCELED);
9540 9541
        if (pid == 0) {
            execv(cmdargv[0], cmdargv);
9542
            _exit(errno == ENOENT ? EXIT_ENOENT : EXIT_CANNOT_INVOKE);
9543
        }
9544 9545 9546
        if (virProcessWait(pid, &status, true) < 0)
            _exit(EXIT_CANNOT_INVOKE);
        virProcessExitWithStatus(status);
9547
    } else {
9548
        for (i = 0; i < nfdlist; i++)
9549 9550
            VIR_FORCE_CLOSE(fdlist[i]);
        VIR_FREE(fdlist);
9551 9552
        if (virProcessWait(pid, NULL, false) < 0) {
            vshReportError(ctl);
9553
            goto cleanup;
9554
        }
9555 9556 9557 9558
    }

    ret = true;

9559
 cleanup:
9560 9561
    VIR_FREE(seclabel);
    VIR_FREE(secmodel);
9562 9563 9564 9565 9566 9567
    if (dom)
        virDomainFree(dom);
    VIR_FREE(cmdargv);
    return ret;
}

9568 9569 9570 9571
/*
 * "dumpxml" command
 */
static const vshCmdInfo info_dumpxml[] = {
9572 9573 9574 9575 9576 9577 9578
    {.name = "help",
     .data = N_("domain information in XML")
    },
    {.name = "desc",
     .data = N_("Output the domain information as an XML dump to stdout.")
    },
    {.name = NULL}
9579 9580 9581
};

static const vshCmdOptDef opts_dumpxml[] = {
9582 9583 9584 9585 9586 9587 9588 9589 9590 9591 9592 9593 9594 9595 9596 9597 9598 9599 9600 9601 9602 9603
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "inactive",
     .type = VSH_OT_BOOL,
     .help = N_("show inactive defined XML")
    },
    {.name = "security-info",
     .type = VSH_OT_BOOL,
     .help = N_("include security sensitive information in XML dump")
    },
    {.name = "update-cpu",
     .type = VSH_OT_BOOL,
     .help = N_("update guest CPU according to host CPU")
    },
    {.name = "migratable",
     .type = VSH_OT_BOOL,
     .help = N_("provide XML suitable for migrations")
    },
    {.name = NULL}
9604 9605 9606 9607 9608 9609 9610 9611 9612 9613 9614 9615
};

static bool
cmdDumpXML(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = true;
    char *dump;
    unsigned int flags = 0;
    bool inactive = vshCommandOptBool(cmd, "inactive");
    bool secure = vshCommandOptBool(cmd, "security-info");
    bool update = vshCommandOptBool(cmd, "update-cpu");
9616
    bool migratable = vshCommandOptBool(cmd, "migratable");
9617 9618 9619 9620 9621 9622 9623

    if (inactive)
        flags |= VIR_DOMAIN_XML_INACTIVE;
    if (secure)
        flags |= VIR_DOMAIN_XML_SECURE;
    if (update)
        flags |= VIR_DOMAIN_XML_UPDATE_CPU;
9624 9625
    if (migratable)
        flags |= VIR_DOMAIN_XML_MIGRATABLE;
9626

9627
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
9628 9629 9630 9631 9632 9633 9634 9635 9636 9637 9638 9639 9640 9641 9642 9643 9644 9645
        return false;

    dump = virDomainGetXMLDesc(dom, flags);
    if (dump != NULL) {
        vshPrint(ctl, "%s", dump);
        VIR_FREE(dump);
    } else {
        ret = false;
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "domxml-from-native" command
 */
static const vshCmdInfo info_domxmlfromnative[] = {
9646 9647 9648 9649 9650 9651 9652
    {.name = "help",
     .data = N_("Convert native config to domain XML")
    },
    {.name = "desc",
     .data = N_("Convert native guest configuration format to domain XML format.")
    },
    {.name = NULL}
9653 9654 9655
};

static const vshCmdOptDef opts_domxmlfromnative[] = {
9656 9657 9658 9659 9660 9661 9662 9663 9664 9665 9666
    {.name = "format",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("source config data format")
    },
    {.name = "config",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("config data file to import from")
    },
    {.name = NULL}
9667 9668 9669 9670 9671 9672 9673 9674 9675 9676 9677
};

static bool
cmdDomXMLFromNative(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = true;
    const char *format = NULL;
    const char *configFile = NULL;
    char *configData;
    char *xmlData;
    unsigned int flags = 0;
9678
    virshControlPtr priv = ctl->privData;
9679

9680 9681
    if (vshCommandOptStringReq(ctl, cmd, "format", &format) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "config", &configFile) < 0)
9682 9683
        return false;

9684
    if (virFileReadAll(configFile, VSH_MAX_XML_FILE, &configData) < 0)
9685 9686
        return false;

9687
    xmlData = virConnectDomainXMLFromNative(priv->conn, format, configData, flags);
9688 9689 9690 9691 9692 9693 9694 9695 9696 9697 9698 9699 9700 9701 9702
    if (xmlData != NULL) {
        vshPrint(ctl, "%s", xmlData);
        VIR_FREE(xmlData);
    } else {
        ret = false;
    }

    VIR_FREE(configData);
    return ret;
}

/*
 * "domxml-to-native" command
 */
static const vshCmdInfo info_domxmltonative[] = {
9703 9704 9705 9706 9707 9708 9709
    {.name = "help",
     .data = N_("Convert domain XML to native config")
    },
    {.name = "desc",
     .data = N_("Convert domain XML config to a native guest configuration format.")
    },
    {.name = NULL}
9710 9711 9712
};

static const vshCmdOptDef opts_domxmltonative[] = {
9713 9714 9715 9716 9717 9718 9719 9720 9721 9722 9723
    {.name = "format",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("target config data type format")
    },
    {.name = "xml",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("xml data file to export from")
    },
    {.name = NULL}
9724 9725 9726 9727 9728 9729 9730 9731 9732 9733 9734
};

static bool
cmdDomXMLToNative(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = true;
    const char *format = NULL;
    const char *xmlFile = NULL;
    char *configData;
    char *xmlData;
    unsigned int flags = 0;
9735
    virshControlPtr priv = ctl->privData;
9736

9737 9738
    if (vshCommandOptStringReq(ctl, cmd, "format", &format) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "xml", &xmlFile) < 0)
9739 9740
        return false;

9741
    if (virFileReadAll(xmlFile, VSH_MAX_XML_FILE, &xmlData) < 0)
9742 9743
        return false;

9744
    configData = virConnectDomainXMLToNative(priv->conn, format, xmlData, flags);
9745 9746 9747 9748 9749 9750 9751 9752 9753 9754 9755 9756 9757 9758 9759
    if (configData != NULL) {
        vshPrint(ctl, "%s", configData);
        VIR_FREE(configData);
    } else {
        ret = false;
    }

    VIR_FREE(xmlData);
    return ret;
}

/*
 * "domname" command
 */
static const vshCmdInfo info_domname[] = {
9760 9761 9762 9763 9764 9765 9766
    {.name = "help",
     .data = N_("convert a domain id or UUID to domain name")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
9767 9768 9769
};

static const vshCmdOptDef opts_domname[] = {
9770 9771 9772 9773 9774 9775
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain id or uuid")
    },
    {.name = NULL}
9776 9777 9778 9779 9780 9781 9782
};

static bool
cmdDomname(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;

9783 9784
    if (!(dom = virshCommandOptDomainBy(ctl, cmd, NULL,
                                        VIRSH_BYID|VIRSH_BYUUID)))
9785 9786 9787 9788 9789 9790 9791
        return false;

    vshPrint(ctl, "%s\n", virDomainGetName(dom));
    virDomainFree(dom);
    return true;
}

9792 9793 9794 9795 9796 9797 9798 9799 9800 9801 9802 9803 9804 9805 9806 9807 9808 9809 9810 9811 9812 9813 9814 9815 9816 9817 9818 9819 9820 9821 9822 9823 9824 9825
/*
 * "domrename" command
 */
static const vshCmdInfo info_domrename[] = {
    {.name = "help",
     .data = N_("rename a domain")
    },
    {.name = "desc",
     .data = "Rename an inactive domain."
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_domrename[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "new-name",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("new domain name")
    },
    {.name = NULL}
};

static bool
cmdDomrename(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *new_name = NULL;
    bool ret = false;

9826
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
9827 9828 9829 9830 9831 9832 9833 9834 9835 9836 9837 9838 9839
        return ret;

    if (vshCommandOptStringReq(ctl, cmd, "new-name", &new_name) < 0)
        goto cleanup;

    if (virDomainRename(dom, new_name, 0) < 0)
        goto cleanup;

    vshPrint(ctl, "Domain successfully renamed\n");
    ret = true;

 cleanup:
    virDomainFree(dom);
9840
    return ret;
9841 9842
}

9843 9844 9845 9846
/*
 * "domid" command
 */
static const vshCmdInfo info_domid[] = {
9847 9848 9849 9850 9851 9852 9853
    {.name = "help",
     .data = N_("convert a domain name or UUID to domain id")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
9854 9855 9856
};

static const vshCmdOptDef opts_domid[] = {
9857 9858 9859 9860 9861 9862
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name or uuid")
    },
    {.name = NULL}
9863 9864 9865 9866 9867 9868 9869 9870
};

static bool
cmdDomid(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    unsigned int id;

9871 9872
    if (!(dom = virshCommandOptDomainBy(ctl, cmd, NULL,
                                        VIRSH_BYNAME|VIRSH_BYUUID)))
9873 9874 9875 9876 9877 9878 9879 9880 9881 9882 9883 9884 9885 9886 9887
        return false;

    id = virDomainGetID(dom);
    if (id == ((unsigned int)-1))
        vshPrint(ctl, "%s\n", "-");
    else
        vshPrint(ctl, "%d\n", id);
    virDomainFree(dom);
    return true;
}

/*
 * "domuuid" command
 */
static const vshCmdInfo info_domuuid[] = {
9888 9889 9890 9891 9892 9893 9894
    {.name = "help",
     .data = N_("convert a domain name or id to domain UUID")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
9895 9896 9897
};

static const vshCmdOptDef opts_domuuid[] = {
9898 9899 9900 9901 9902 9903
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain id or name")
    },
    {.name = NULL}
9904 9905 9906 9907 9908 9909 9910 9911
};

static bool
cmdDomuuid(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    char uuid[VIR_UUID_STRING_BUFLEN];

9912 9913
    if (!(dom = virshCommandOptDomainBy(ctl, cmd, NULL,
                                        VIRSH_BYNAME|VIRSH_BYID)))
9914 9915 9916 9917 9918 9919 9920 9921 9922 9923 9924 9925 9926 9927 9928
        return false;

    if (virDomainGetUUIDString(dom, uuid) != -1)
        vshPrint(ctl, "%s\n", uuid);
    else
        vshError(ctl, "%s", _("failed to get domain UUID"));

    virDomainFree(dom);
    return true;
}

/*
 * "migrate" command
 */
static const vshCmdInfo info_migrate[] = {
9929 9930 9931 9932 9933 9934 9935
    {.name = "help",
     .data = N_("migrate domain to another host")
    },
    {.name = "desc",
     .data = N_("Migrate domain to another host.  Add --live for live migration.")
    },
    {.name = NULL}
9936 9937 9938
};

static const vshCmdOptDef opts_migrate[] = {
M
Martin Kletzander 已提交
9939 9940 9941 9942 9943 9944 9945 9946 9947 9948
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "desturi",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("connection URI of the destination host as seen from the client(normal migration) or source(p2p migration)")
    },
9949 9950 9951 9952 9953 9954 9955 9956 9957 9958 9959 9960 9961 9962 9963 9964 9965 9966 9967 9968 9969 9970 9971 9972 9973 9974 9975 9976 9977 9978 9979 9980 9981 9982 9983 9984 9985 9986 9987 9988 9989 9990 9991 9992 9993 9994
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("live migration")
    },
    {.name = "offline",
     .type = VSH_OT_BOOL,
     .help = N_("offline migration")
    },
    {.name = "p2p",
     .type = VSH_OT_BOOL,
     .help = N_("peer-2-peer migration")
    },
    {.name = "direct",
     .type = VSH_OT_BOOL,
     .help = N_("direct migration")
    },
    {.name = "tunneled",
     .type = VSH_OT_ALIAS,
     .help = "tunnelled"
    },
    {.name = "tunnelled",
     .type = VSH_OT_BOOL,
     .help = N_("tunnelled migration")
    },
    {.name = "persistent",
     .type = VSH_OT_BOOL,
     .help = N_("persist VM on destination")
    },
    {.name = "undefinesource",
     .type = VSH_OT_BOOL,
     .help = N_("undefine VM on source")
    },
    {.name = "suspend",
     .type = VSH_OT_BOOL,
     .help = N_("do not restart the domain on the destination host")
    },
    {.name = "copy-storage-all",
     .type = VSH_OT_BOOL,
     .help = N_("migration with non-shared storage with full disk copy")
    },
    {.name = "copy-storage-inc",
     .type = VSH_OT_BOOL,
     .help = N_("migration with non-shared storage with incremental copy (same base image shared between source and destination)")
    },
    {.name = "change-protection",
     .type = VSH_OT_BOOL,
9995
     .help = N_("prevent any configuration changes to domain until migration ends")
9996 9997 9998 9999 10000 10001 10002 10003 10004
    },
    {.name = "unsafe",
     .type = VSH_OT_BOOL,
     .help = N_("force migration even if it may be unsafe")
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("display the progress of migration")
    },
10005 10006 10007 10008
    {.name = "compressed",
     .type = VSH_OT_BOOL,
     .help = N_("compress repeated pages during live migration")
    },
10009 10010 10011 10012
    {.name = "auto-converge",
     .type = VSH_OT_BOOL,
     .help = N_("force convergence during live migration")
    },
10013 10014 10015 10016
    {.name = "rdma-pin-all",
     .type = VSH_OT_BOOL,
     .help = N_("support memory pinning during RDMA live migration")
    },
10017 10018 10019 10020
    {.name = "abort-on-error",
     .type = VSH_OT_BOOL,
     .help = N_("abort on soft errors during migration")
    },
10021
    {.name = "migrateuri",
10022
     .type = VSH_OT_STRING,
10023 10024
     .help = N_("migration URI, usually can be omitted")
    },
10025
    {.name = "graphicsuri",
10026
     .type = VSH_OT_STRING,
10027 10028
     .help = N_("graphics URI to be used for seamless graphics migration")
    },
10029
    {.name = "listen-address",
10030
     .type = VSH_OT_STRING,
10031 10032
     .help = N_("listen address that destination should bind to for incoming migration")
    },
10033
    {.name = "dname",
10034
     .type = VSH_OT_STRING,
10035 10036 10037 10038 10039 10040 10041 10042 10043 10044
     .help = N_("rename to new name during migration (if supported)")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
     .help = N_("force guest to suspend if live migration exceeds timeout (in seconds)")
    },
    {.name = "xml",
     .type = VSH_OT_STRING,
     .help = N_("filename containing updated XML for the target")
    },
10045 10046 10047 10048
    {.name = "migrate-disks",
     .type = VSH_OT_STRING,
     .help = N_("comma separated list of disks to be migrated")
    },
10049
    {.name = NULL}
10050 10051 10052 10053 10054 10055 10056 10057
};

static void
doMigrate(void *opaque)
{
    char ret = '1';
    virDomainPtr dom = NULL;
    const char *desturi = NULL;
10058
    const char *opt = NULL;
10059
    unsigned int flags = 0;
10060
    virshCtrlData *data = opaque;
10061 10062 10063
    vshControl *ctl = data->ctl;
    const vshCmd *cmd = data->cmd;
    sigset_t sigmask, oldsigmask;
10064 10065 10066
    virTypedParameterPtr params = NULL;
    int nparams = 0;
    int maxparams = 0;
10067
    virConnectPtr dconn = data->dconn;
10068 10069 10070 10071 10072 10073

    sigemptyset(&sigmask);
    sigaddset(&sigmask, SIGINT);
    if (pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask) < 0)
        goto out_sig;

10074
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10075 10076
        goto out;

10077
    if (vshCommandOptStringReq(ctl, cmd, "desturi", &desturi) < 0)
10078 10079
        goto out;

10080 10081 10082 10083 10084 10085 10086
    if (vshCommandOptStringReq(ctl, cmd, "migrateuri", &opt) < 0)
        goto out;
    if (opt &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_MIGRATE_PARAM_URI, opt) < 0)
        goto save_error;

10087 10088 10089 10090 10091 10092 10093
    if (vshCommandOptStringReq(ctl, cmd, "graphicsuri", &opt) < 0)
        goto out;
    if (opt &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_MIGRATE_PARAM_GRAPHICS_URI, opt) < 0)
        goto save_error;

10094 10095 10096 10097 10098 10099 10100
    if (vshCommandOptStringReq(ctl, cmd, "listen-address", &opt) < 0)
        goto out;
    if (opt &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_MIGRATE_PARAM_LISTEN_ADDRESS, opt) < 0)
        goto save_error;

10101 10102 10103 10104 10105 10106 10107
    if (vshCommandOptStringReq(ctl, cmd, "dname", &opt) < 0)
        goto out;
    if (opt &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_MIGRATE_PARAM_DEST_NAME, opt) < 0)
        goto save_error;

10108 10109 10110 10111 10112 10113 10114 10115 10116 10117 10118 10119 10120 10121 10122 10123 10124 10125 10126
    if (vshCommandOptStringReq(ctl, cmd, "migrate-disks", &opt) < 0)
        goto out;
    if (opt) {
        char **val = NULL;

        val = virStringSplit(opt, ",", 0);

        if (virTypedParamsAddStringList(&params,
                                        &nparams,
                                        &maxparams,
                                        VIR_MIGRATE_PARAM_MIGRATE_DISKS,
                                        (const char **)val) < 0) {
            VIR_FREE(val);
            goto save_error;
        }

        VIR_FREE(val);
    }

10127 10128 10129 10130 10131
    if (vshCommandOptStringReq(ctl, cmd, "xml", &opt) < 0)
        goto out;
    if (opt) {
        char *xml;

10132
        if (virFileReadAll(opt, VSH_MAX_XML_FILE, &xml) < 0) {
10133 10134 10135 10136 10137 10138 10139 10140 10141 10142 10143 10144
            vshError(ctl, _("cannot read file '%s'"), opt);
            goto save_error;
        }

        if (virTypedParamsAddString(&params, &nparams, &maxparams,
                                    VIR_MIGRATE_PARAM_DEST_XML, xml) < 0) {
            VIR_FREE(xml);
            goto save_error;
        }
        VIR_FREE(xml);
    }

10145 10146 10147 10148 10149 10150 10151 10152 10153 10154 10155 10156 10157 10158 10159 10160 10161 10162 10163 10164 10165 10166 10167 10168 10169 10170 10171
    if (vshCommandOptBool(cmd, "live"))
        flags |= VIR_MIGRATE_LIVE;
    if (vshCommandOptBool(cmd, "p2p"))
        flags |= VIR_MIGRATE_PEER2PEER;
    if (vshCommandOptBool(cmd, "tunnelled"))
        flags |= VIR_MIGRATE_TUNNELLED;

    if (vshCommandOptBool(cmd, "persistent"))
        flags |= VIR_MIGRATE_PERSIST_DEST;
    if (vshCommandOptBool(cmd, "undefinesource"))
        flags |= VIR_MIGRATE_UNDEFINE_SOURCE;

    if (vshCommandOptBool(cmd, "suspend"))
        flags |= VIR_MIGRATE_PAUSED;

    if (vshCommandOptBool(cmd, "copy-storage-all"))
        flags |= VIR_MIGRATE_NON_SHARED_DISK;

    if (vshCommandOptBool(cmd, "copy-storage-inc"))
        flags |= VIR_MIGRATE_NON_SHARED_INC;

    if (vshCommandOptBool(cmd, "change-protection"))
        flags |= VIR_MIGRATE_CHANGE_PROTECTION;

    if (vshCommandOptBool(cmd, "unsafe"))
        flags |= VIR_MIGRATE_UNSAFE;

10172 10173 10174
    if (vshCommandOptBool(cmd, "compressed"))
        flags |= VIR_MIGRATE_COMPRESSED;

10175 10176 10177
    if (vshCommandOptBool(cmd, "auto-converge"))
        flags |= VIR_MIGRATE_AUTO_CONVERGE;

10178 10179 10180
    if (vshCommandOptBool(cmd, "rdma-pin-all"))
        flags |= VIR_MIGRATE_RDMA_PIN_ALL;

10181
    if (vshCommandOptBool(cmd, "offline"))
L
liguang 已提交
10182 10183
        flags |= VIR_MIGRATE_OFFLINE;

10184 10185 10186
    if (vshCommandOptBool(cmd, "abort-on-error"))
        flags |= VIR_MIGRATE_ABORT_ON_ERROR;

10187
    if (flags & VIR_MIGRATE_PEER2PEER || vshCommandOptBool(cmd, "direct")) {
10188
        if (virDomainMigrateToURI3(dom, desturi, params, nparams, flags) == 0)
10189 10190 10191 10192 10193
            ret = '0';
    } else {
        /* For traditional live migration, connect to the destination host directly. */
        virDomainPtr ddom = NULL;

10194
        if ((ddom = virDomainMigrate3(dom, dconn, params, nparams, flags))) {
10195 10196 10197 10198 10199
            virDomainFree(ddom);
            ret = '0';
        }
    }

10200
 out:
10201
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
10202
 out_sig:
10203 10204 10205
    virTypedParamsFree(params, nparams);
    if (dom)
        virDomainFree(dom);
10206
    ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
10207 10208
    return;

10209
 save_error:
10210 10211
    vshSaveLibvirtError();
    goto out;
10212 10213 10214
}

static void
10215 10216 10217
virshMigrationTimeout(vshControl *ctl,
                      virDomainPtr dom,
                      void *opaque ATTRIBUTE_UNUSED)
10218 10219 10220 10221 10222 10223 10224 10225 10226 10227 10228 10229 10230 10231 10232 10233
{
    vshDebug(ctl, VSH_ERR_DEBUG, "suspending the domain, "
             "since migration timed out\n");
    virDomainSuspend(dom);
}

static bool
cmdMigrate(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    int p[2] = {-1, -1};
    virThread workerThread;
    bool verbose = false;
    bool functionReturn = false;
    int timeout = 0;
    bool live_flag = false;
10234
    virshCtrlData data = { .dconn = NULL };
10235

10236
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10237 10238 10239 10240 10241 10242 10243
        return false;

    if (vshCommandOptBool(cmd, "verbose"))
        verbose = true;

    if (vshCommandOptBool(cmd, "live"))
        live_flag = true;
10244 10245 10246 10247 10248
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0) {
        goto cleanup;
    } else if (timeout > 0 && !live_flag) {
        vshError(ctl, "%s",
                 _("migrate: Unexpected timeout for offline migration"));
10249
        goto cleanup;
10250 10251 10252 10253 10254 10255 10256 10257 10258
    }

    if (pipe(p) < 0)
        goto cleanup;

    data.ctl = ctl;
    data.cmd = cmd;
    data.writefd = p[1];

10259 10260 10261 10262 10263 10264 10265 10266 10267 10268
    if (vshCommandOptBool(cmd, "p2p") || vshCommandOptBool(cmd, "direct")) {
        data.dconn = NULL;
    } else {
        /* For traditional live migration, connect to the destination host. */
        virConnectPtr dconn = NULL;
        const char *desturi = NULL;

        if (vshCommandOptStringReq(ctl, cmd, "desturi", &desturi) < 0)
            goto cleanup;

10269
        dconn = virshConnect(ctl, desturi, false);
10270 10271 10272 10273 10274 10275
        if (!dconn)
            goto cleanup;

        data.dconn = dconn;
    }

10276 10277 10278 10279 10280
    if (virThreadCreate(&workerThread,
                        true,
                        doMigrate,
                        &data) < 0)
        goto cleanup;
10281 10282
    functionReturn = virshWatchJob(ctl, dom, verbose, p[0], timeout,
                                   virshMigrationTimeout, NULL, _("Migration"));
10283 10284 10285

    virThreadJoin(&workerThread);

10286
 cleanup:
10287 10288
    if (data.dconn)
        virConnectClose(data.dconn);
10289 10290 10291 10292 10293 10294 10295 10296 10297 10298
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return functionReturn;
}

/*
 * "migrate-setmaxdowntime" command
 */
static const vshCmdInfo info_migrate_setmaxdowntime[] = {
10299 10300 10301 10302 10303 10304 10305
    {.name = "help",
     .data = N_("set maximum tolerable downtime")
    },
    {.name = "desc",
     .data = N_("Set maximum tolerable downtime of a domain which is being live-migrated to another host.")
    },
    {.name = NULL}
10306 10307 10308
};

static const vshCmdOptDef opts_migrate_setmaxdowntime[] = {
10309 10310 10311 10312 10313 10314 10315 10316 10317 10318 10319
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "downtime",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("maximum tolerable downtime (in milliseconds) for migration")
    },
    {.name = NULL}
10320 10321 10322 10323 10324 10325 10326 10327 10328
};

static bool
cmdMigrateSetMaxDowntime(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    long long downtime = 0;
    bool ret = false;

10329
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10330 10331
        return false;

10332
    if (vshCommandOptLongLong(ctl, cmd, "downtime", &downtime) < 0)
10333 10334
        goto done;
    if (downtime < 1) {
10335 10336 10337 10338 10339 10340 10341 10342 10343
        vshError(ctl, "%s", _("migrate: Invalid downtime"));
        goto done;
    }

    if (virDomainMigrateSetMaxDowntime(dom, downtime, 0))
        goto done;

    ret = true;

10344
 done:
10345 10346 10347 10348
    virDomainFree(dom);
    return ret;
}

10349 10350 10351 10352 10353 10354 10355 10356 10357 10358 10359 10360 10361 10362 10363 10364 10365 10366 10367 10368 10369 10370 10371 10372 10373 10374 10375 10376 10377 10378 10379 10380 10381 10382 10383 10384 10385 10386
/*
 * "migrate-compcache" command
 */
static const vshCmdInfo info_migrate_compcache[] = {
    {.name = "help",
     .data = N_("get/set compression cache size")
    },
    {.name = "desc",
     .data = N_("Get/set size of the cache (in bytes) used for compressing "
                "repeatedly transferred memory pages during live migration.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_migrate_compcache[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "size",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("requested size of the cache (in bytes) used for compression")
    },
    {.name = NULL}
};

static bool
cmdMigrateCompCache(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    unsigned long long size = 0;
    bool ret = false;
    const char *unit;
    double value;
    int rc;

10387
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10388 10389
        return false;

10390
    rc = vshCommandOptULongLong(ctl, cmd, "size", &size);
10391 10392 10393 10394 10395 10396 10397 10398 10399 10400 10401 10402 10403 10404
    if (rc < 0) {
        goto cleanup;
    } else if (rc != 0) {
        if (virDomainMigrateSetCompressionCache(dom, size, 0) < 0)
            goto cleanup;
    }

    if (virDomainMigrateGetCompressionCache(dom, &size, 0) < 0)
        goto cleanup;

    value = vshPrettyCapacity(size, &unit);
    vshPrint(ctl, _("Compression cache: %.3lf %s"), value, unit);

    ret = true;
10405
 cleanup:
10406 10407 10408 10409
    virDomainFree(dom);
    return ret;
}

10410 10411 10412 10413
/*
 * "migrate-setspeed" command
 */
static const vshCmdInfo info_migrate_setspeed[] = {
10414 10415 10416 10417 10418 10419 10420 10421
    {.name = "help",
     .data = N_("Set the maximum migration bandwidth")
    },
    {.name = "desc",
     .data = N_("Set the maximum migration bandwidth (in MiB/s) for a domain "
                "which is being migrated to another host.")
    },
    {.name = NULL}
10422 10423 10424
};

static const vshCmdOptDef opts_migrate_setspeed[] = {
10425 10426 10427 10428 10429 10430 10431 10432 10433 10434 10435
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "bandwidth",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("migration bandwidth limit in MiB/s")
    },
    {.name = NULL}
10436 10437 10438 10439 10440 10441 10442 10443 10444
};

static bool
cmdMigrateSetMaxSpeed(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    unsigned long bandwidth = 0;
    bool ret = false;

10445
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10446 10447
        return false;

10448
    if (vshCommandOptULWrap(ctl, cmd, "bandwidth", &bandwidth) < 0)
10449 10450 10451 10452 10453 10454 10455
        goto done;

    if (virDomainMigrateSetMaxSpeed(dom, bandwidth, 0) < 0)
        goto done;

    ret = true;

10456
 done:
10457 10458 10459 10460 10461 10462 10463 10464
    virDomainFree(dom);
    return ret;
}

/*
 * "migrate-getspeed" command
 */
static const vshCmdInfo info_migrate_getspeed[] = {
10465 10466 10467 10468 10469 10470 10471
    {.name = "help",
     .data = N_("Get the maximum migration bandwidth")
    },
    {.name = "desc",
     .data = N_("Get the maximum migration bandwidth (in MiB/s) for a domain.")
    },
    {.name = NULL}
10472 10473 10474
};

static const vshCmdOptDef opts_migrate_getspeed[] = {
10475 10476 10477 10478 10479 10480
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
10481 10482 10483 10484 10485 10486 10487 10488 10489
};

static bool
cmdMigrateGetMaxSpeed(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    unsigned long bandwidth;
    bool ret = false;

10490
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10491 10492 10493 10494 10495 10496 10497 10498 10499
        return false;

    if (virDomainMigrateGetMaxSpeed(dom, &bandwidth, 0) < 0)
        goto done;

    vshPrint(ctl, "%lu\n", bandwidth);

    ret = true;

10500
 done:
10501 10502 10503 10504 10505 10506 10507 10508
    virDomainFree(dom);
    return ret;
}

/*
 * "domdisplay" command
 */
static const vshCmdInfo info_domdisplay[] = {
10509 10510 10511 10512
    {.name = "help",
     .data = N_("domain display connection URI")
    },
    {.name = "desc",
10513 10514
     .data = N_("Output the IP address and port number "
                "for the graphical display.")
10515 10516
    },
    {.name = NULL}
10517 10518 10519
};

static const vshCmdOptDef opts_domdisplay[] = {
10520 10521 10522 10523 10524 10525 10526 10527 10528
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "include-password",
     .type = VSH_OT_BOOL,
     .help = N_("includes the password into the connection URI if available")
    },
10529
    {.name = "type",
10530
     .type = VSH_OT_STRING,
10531
     .help = N_("select particular graphical display "
10532 10533
                "(e.g. \"vnc\", \"spice\", \"rdp\")")
    },
10534
    {.name = NULL}
10535 10536 10537 10538 10539 10540 10541 10542 10543 10544
};

static bool
cmdDomDisplay(vshControl *ctl, const vshCmd *cmd)
{
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virDomainPtr dom;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
    bool ret = false;
M
Martin Kletzander 已提交
10545 10546 10547
    char *doc = NULL;
    char *xpath = NULL;
    char *listen_addr = NULL;
10548 10549 10550 10551
    int port, tls_port = 0;
    char *passwd = NULL;
    char *output = NULL;
    const char *scheme[] = { "vnc", "spice", "rdp", NULL };
10552
    const char *type = NULL;
10553 10554 10555
    int iter = 0;
    int tmp;
    int flags = 0;
M
Martin Kletzander 已提交
10556
    bool params = false;
10557
    const char *xpath_fmt = "string(/domain/devices/graphics[@type='%s']/%s)";
10558
    virSocketAddr addr;
10559

10560
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10561 10562 10563 10564 10565 10566 10567 10568 10569 10570
        return false;

    if (!virDomainIsActive(dom)) {
        vshError(ctl, _("Domain is not running"));
        goto cleanup;
    }

    if (vshCommandOptBool(cmd, "include-password"))
        flags |= VIR_DOMAIN_XML_SECURE;

10571 10572 10573
    if (vshCommandOptStringReq(ctl, cmd, "type", &type) < 0)
        goto cleanup;

M
Martin Kletzander 已提交
10574
    if (!(doc = virDomainGetXMLDesc(dom, flags)))
10575 10576
        goto cleanup;

M
Martin Kletzander 已提交
10577
    if (!(xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt)))
10578 10579 10580 10581
        goto cleanup;

    /* Attempt to grab our display info */
    for (iter = 0; scheme[iter] != NULL; iter++) {
10582 10583 10584 10585
        /* Particular scheme requested */
        if (type && STRNEQ(type, scheme[iter]))
            continue;

10586
        /* Create our XPATH lookup for the current display's port */
10587
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@port") < 0)
10588
            goto cleanup;
10589 10590 10591 10592 10593 10594

        /* Attempt to get the port number for the current graphics scheme */
        tmp = virXPathInt(xpath, ctxt, &port);
        VIR_FREE(xpath);

        /* If there is no port number for this type, then jump to the next
M
Martin Kletzander 已提交
10595
         * scheme */
10596
        if (tmp)
10597 10598 10599 10600
            port = 0;

        /* Create our XPATH lookup for TLS Port (automatically skipped
         * for unsupported schemes */
10601
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@tlsPort") < 0)
10602 10603 10604 10605 10606 10607 10608 10609 10610
            goto cleanup;

        /* Attempt to get the TLS port number */
        tmp = virXPathInt(xpath, ctxt, &tls_port);
        VIR_FREE(xpath);
        if (tmp)
            tls_port = 0;

        if (!port && !tls_port)
10611 10612 10613
            continue;

        /* Create our XPATH lookup for the current display's address */
10614
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@listen") < 0)
10615
            goto cleanup;
10616 10617

        /* Attempt to get the listening addr if set for the current
M
Martin Kletzander 已提交
10618
         * graphics scheme */
10619 10620 10621
        listen_addr = virXPathString(xpath, ctxt);
        VIR_FREE(xpath);

10622 10623 10624 10625 10626 10627 10628 10629 10630 10631 10632 10633 10634 10635 10636 10637
        if (!listen_addr) {
            /* The subelement address - <listen address='xyz'/> -
             * *should* have been automatically backfilled into its
             * parent <graphics listen='xyz'> (which we just tried to
             * retrieve into listen_addr above) but in some cases it
             * isn't, so we also do an explicit check for the
             * subelement (which, by the way, doesn't exist on libvirt
             * < 0.9.4, so we really do need to check both places)
             */
            if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "listen/@address") < 0)
                goto cleanup;

            listen_addr = virXPathString(xpath, ctxt);
            VIR_FREE(xpath);
        }

M
Martin Kletzander 已提交
10638 10639 10640 10641 10642 10643
        /* We can query this info for all the graphics types since we'll
         * get nothing for the unsupported ones (just rdp for now).
         * Also the parameter '--include-password' was already taken
         * care of when getting the XML */

        /* Create our XPATH lookup for the password */
10644
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@passwd") < 0)
10645
            goto cleanup;
M
Martin Kletzander 已提交
10646 10647 10648 10649 10650

        /* Attempt to get the password */
        passwd = virXPathString(xpath, ctxt);
        VIR_FREE(xpath);

10651 10652 10653
        /* Build up the full URI, starting with the scheme */
        virBufferAsprintf(&buf, "%s://", scheme[iter]);

M
Martin Kletzander 已提交
10654 10655 10656 10657
        /* There is no user, so just append password if there's any */
        if (STREQ(scheme[iter], "vnc") && passwd)
            virBufferAsprintf(&buf, ":%s@", passwd);

10658
        /* Then host name or IP */
10659 10660 10661
        if (!listen_addr ||
            (virSocketAddrParse(&addr, listen_addr, AF_UNSPEC) > 0 &&
             virSocketAddrIsWildcard(&addr)))
10662
            virBufferAddLit(&buf, "localhost");
10663 10664
        else if (strchr(listen_addr, ':'))
            virBufferAsprintf(&buf, "[%s]", listen_addr);
10665 10666 10667 10668
        else
            virBufferAsprintf(&buf, "%s", listen_addr);

        /* Add the port */
10669 10670 10671 10672 10673 10674 10675
        if (port) {
            if (STREQ(scheme[iter], "vnc")) {
                /* VNC protocol handlers take their port number as
                 * 'port' - 5900 */
                port -= 5900;
            }

10676
            virBufferAsprintf(&buf, ":%d", port);
10677
        }
10678 10679

        /* TLS Port */
M
Martin Kletzander 已提交
10680 10681
        if (tls_port) {
            virBufferAsprintf(&buf,
J
John Ferlan 已提交
10682
                              "?tls-port=%d",
M
Martin Kletzander 已提交
10683 10684 10685
                              tls_port);
            params = true;
        }
10686

M
Martin Kletzander 已提交
10687 10688 10689 10690 10691 10692
        if (STREQ(scheme[iter], "spice") && passwd) {
            virBufferAsprintf(&buf,
                              "%spassword=%s",
                              params ? "&" : "?",
                              passwd);
            params = true;
10693 10694 10695 10696 10697 10698 10699 10700 10701 10702 10703 10704 10705 10706 10707 10708 10709
        }

        /* Ensure we can print our URI */
        if (virBufferError(&buf)) {
            vshPrint(ctl, "%s", _("Failed to create display URI"));
            goto cleanup;
        }

        /* Print out our full URI */
        output = virBufferContentAndReset(&buf);
        vshPrint(ctl, "%s", output);

        /* We got what we came for so return successfully */
        ret = true;
        break;
    }

10710 10711 10712 10713 10714 10715
    if (!ret) {
        if (type)
            vshError(ctl, _("No graphical display with type '%s' found"), type);
        else
            vshError(ctl, _("No graphical display found"));
    }
10716

10717
 cleanup:
M
Martin Kletzander 已提交
10718 10719 10720 10721 10722
    VIR_FREE(doc);
    VIR_FREE(xpath);
    VIR_FREE(passwd);
    VIR_FREE(listen_addr);
    VIR_FREE(output);
10723 10724 10725 10726 10727 10728 10729 10730 10731 10732
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    virDomainFree(dom);
    return ret;
}

/*
 * "vncdisplay" command
 */
static const vshCmdInfo info_vncdisplay[] = {
10733 10734 10735 10736 10737 10738 10739
    {.name = "help",
     .data = N_("vnc display")
    },
    {.name = "desc",
     .data = N_("Output the IP address and port number for the VNC display.")
    },
    {.name = NULL}
10740 10741 10742
};

static const vshCmdOptDef opts_vncdisplay[] = {
10743 10744 10745 10746 10747 10748
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
10749 10750 10751 10752 10753 10754 10755 10756 10757 10758 10759 10760 10761
};

static bool
cmdVNCDisplay(vshControl *ctl, const vshCmd *cmd)
{
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virDomainPtr dom;
    bool ret = false;
    int port = 0;
    char *doc = NULL;
    char *listen_addr = NULL;

10762
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10763 10764 10765 10766 10767 10768 10769 10770 10771 10772 10773 10774 10775 10776 10777 10778 10779 10780 10781 10782 10783 10784 10785
        return false;

    /* Check if the domain is active and don't rely on -1 for this */
    if (!virDomainIsActive(dom)) {
        vshError(ctl, _("Domain is not running"));
        goto cleanup;
    }

    if (!(doc = virDomainGetXMLDesc(dom, 0)))
        goto cleanup;

    if (!(xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt)))
        goto cleanup;

    /* Get the VNC port */
    if (virXPathInt("string(/domain/devices/graphics[@type='vnc']/@port)",
                    ctxt, &port)) {
        vshError(ctl, _("Failed to get VNC port. Is this domain using VNC?"));
        goto cleanup;
    }

    listen_addr = virXPathString("string(/domain/devices/graphics"
                                 "[@type='vnc']/@listen)", ctxt);
10786 10787 10788 10789 10790 10791 10792 10793 10794 10795 10796 10797
    if (!listen_addr) {
        /* The subelement address - <listen address='xyz'/> -
         * *should* have been automatically backfilled into its
         * parent <graphics listen='xyz'> (which we just tried to
         * retrieve into listen_addr above) but in some cases it
         * isn't, so we also do an explicit check for the
         * subelement (which, by the way, doesn't exist on libvirt
         * < 0.9.4, so we really do need to check both places)
         */
        listen_addr = virXPathString("string(/domain/devices/graphics"
                                     "[@type='vnc']/listen/@address)", ctxt);
    }
10798 10799 10800 10801 10802 10803 10804 10805 10806 10807 10808 10809 10810 10811 10812 10813 10814 10815 10816 10817
    if (listen_addr == NULL || STREQ(listen_addr, "0.0.0.0"))
        vshPrint(ctl, ":%d\n", port-5900);
    else
        vshPrint(ctl, "%s:%d\n", listen_addr, port-5900);

    ret = true;

 cleanup:
    VIR_FREE(doc);
    VIR_FREE(listen_addr);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    virDomainFree(dom);
    return ret;
}

/*
 * "ttyconsole" command
 */
static const vshCmdInfo info_ttyconsole[] = {
10818 10819 10820 10821 10822 10823 10824
    {.name = "help",
     .data = N_("tty console")
    },
    {.name = "desc",
     .data = N_("Output the device for the TTY console.")
    },
    {.name = NULL}
10825 10826 10827
};

static const vshCmdOptDef opts_ttyconsole[] = {
10828 10829 10830 10831 10832 10833
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
10834 10835 10836 10837 10838 10839 10840 10841 10842 10843 10844 10845
};

static bool
cmdTTYConsole(vshControl *ctl, const vshCmd *cmd)
{
    xmlDocPtr xml = NULL;
    xmlXPathObjectPtr obj = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virDomainPtr dom;
    bool ret = false;
    char *doc;

10846
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10847 10848 10849 10850 10851 10852 10853 10854 10855 10856 10857 10858 10859 10860 10861 10862 10863 10864 10865 10866 10867 10868 10869 10870 10871 10872 10873 10874 10875 10876 10877
        return false;

    doc = virDomainGetXMLDesc(dom, 0);
    if (!doc)
        goto cleanup;

    xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt);
    VIR_FREE(doc);
    if (!xml)
        goto cleanup;

    obj = xmlXPathEval(BAD_CAST "string(/domain/devices/console/@tty)", ctxt);
    if (obj == NULL || obj->type != XPATH_STRING ||
        obj->stringval == NULL || obj->stringval[0] == 0) {
        goto cleanup;
    }
    vshPrint(ctl, "%s\n", (const char *)obj->stringval);
    ret = true;

 cleanup:
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    virDomainFree(dom);
    return ret;
}

/*
 * "domhostname" command
 */
static const vshCmdInfo info_domhostname[] = {
10878 10879 10880 10881 10882 10883 10884
    {.name = "help",
     .data = N_("print the domain's hostname")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
10885 10886 10887
};

static const vshCmdOptDef opts_domhostname[] = {
10888 10889 10890 10891 10892 10893
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
10894 10895 10896 10897 10898 10899 10900 10901 10902
};

static bool
cmdDomHostname(vshControl *ctl, const vshCmd *cmd)
{
    char *hostname;
    virDomainPtr dom;
    bool ret = false;

10903
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10904 10905 10906 10907 10908 10909 10910 10911 10912 10913 10914
        return false;

    hostname = virDomainGetHostname(dom, 0);
    if (hostname == NULL) {
        vshError(ctl, "%s", _("failed to get hostname"));
        goto error;
    }

    vshPrint(ctl, "%s\n", hostname);
    ret = true;

10915
 error:
10916 10917 10918 10919 10920 10921 10922 10923 10924 10925 10926 10927 10928 10929
    VIR_FREE(hostname);
    virDomainFree(dom);
    return ret;
}

/**
 * Check if n1 is superset of n2, meaning n1 contains all elements and
 * attributes as n2 at least. Including children.
 * @n1 first node
 * @n2 second node
 * returns true in case n1 covers n2, false otherwise.
 */
ATTRIBUTE_UNUSED
static bool
10930
virshNodeIsSuperset(xmlNodePtr n1, xmlNodePtr n2)
10931 10932 10933 10934 10935 10936 10937 10938 10939 10940 10941 10942 10943 10944 10945 10946 10947 10948 10949 10950 10951 10952 10953 10954 10955 10956 10957 10958 10959 10960 10961 10962 10963 10964 10965 10966 10967 10968 10969 10970 10971 10972 10973 10974 10975
{
    xmlNodePtr child1, child2;
    xmlAttrPtr attr;
    char *prop1, *prop2;
    bool found;
    bool visited;
    bool ret = false;
    long n1_child_size, n2_child_size, n1_iter;
    virBitmapPtr bitmap;

    if (!n1 && !n2)
        return true;

    if (!n1 || !n2)
        return false;

    if (!xmlStrEqual(n1->name, n2->name))
        return false;

    /* Iterate over n2 attributes and check if n1 contains them*/
    attr = n2->properties;
    while (attr) {
        if (attr->type == XML_ATTRIBUTE_NODE) {
            prop1 = virXMLPropString(n1, (const char *) attr->name);
            prop2 = virXMLPropString(n2, (const char *) attr->name);
            if (STRNEQ_NULLABLE(prop1, prop2)) {
                xmlFree(prop1);
                xmlFree(prop2);
                return false;
            }
            xmlFree(prop1);
            xmlFree(prop2);
        }
        attr = attr->next;
    }

    n1_child_size = virXMLChildElementCount(n1);
    n2_child_size = virXMLChildElementCount(n2);
    if (n1_child_size < 0 || n2_child_size < 0 ||
        n1_child_size < n2_child_size)
        return false;

    if (n1_child_size == 0 && n2_child_size == 0)
        return true;

10976
    if (!(bitmap = virBitmapNew(n1_child_size)))
10977 10978 10979 10980 10981 10982 10983 10984 10985 10986 10987 10988 10989 10990 10991 10992 10993 10994 10995 10996 10997 10998 10999 11000 11001 11002 11003 11004 11005 11006 11007 11008 11009 11010 11011 11012
        return false;

    child2 = n2->children;
    while (child2) {
        if (child2->type != XML_ELEMENT_NODE) {
            child2 = child2->next;
            continue;
        }

        child1 = n1->children;
        n1_iter = 0;
        found = false;
        while (child1) {
            if (child1->type != XML_ELEMENT_NODE) {
                child1 = child1->next;
                continue;
            }

            if (virBitmapGetBit(bitmap, n1_iter, &visited) < 0) {
                vshError(NULL, "%s", _("Bad child elements counting."));
                goto cleanup;
            }

            if (visited) {
                child1 = child1->next;
                n1_iter++;
                continue;
            }

            if (xmlStrEqual(child1->name, child2->name)) {
                found = true;
                if (virBitmapSetBit(bitmap, n1_iter) < 0) {
                    vshError(NULL, "%s", _("Bad child elements counting."));
                    goto cleanup;
                }

11013
                if (!virshNodeIsSuperset(child1, child2))
11014 11015 11016 11017 11018 11019 11020 11021 11022 11023 11024 11025 11026 11027 11028 11029 11030
                    goto cleanup;

                break;
            }

            child1 = child1->next;
            n1_iter++;
        }

        if (!found)
            goto cleanup;

        child2 = child2->next;
    }

    ret = true;

11031
 cleanup:
11032 11033 11034 11035 11036 11037 11038 11039 11040
    virBitmapFree(bitmap);
    return ret;
}


/*
 * "detach-device" command
 */
static const vshCmdInfo info_detach_device[] = {
11041 11042 11043 11044 11045 11046 11047
    {.name = "help",
     .data = N_("detach device from an XML file")
    },
    {.name = "desc",
     .data = N_("Detach device from an XML <file>")
    },
    {.name = NULL}
11048 11049 11050
};

static const vshCmdOptDef opts_detach_device[] = {
11051 11052 11053 11054 11055 11056 11057 11058 11059 11060 11061
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("XML file")
    },
    {.name = "persistent",
11062 11063
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
11064 11065 11066 11067 11068
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
11069 11070 11071 11072 11073 11074 11075 11076
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
11077
    {.name = NULL}
11078 11079 11080 11081 11082 11083 11084 11085 11086 11087
};

static bool
cmdDetachDevice(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *from = NULL;
    char *buffer = NULL;
    int ret;
    bool funcRet = false;
11088 11089 11090 11091 11092 11093 11094 11095 11096 11097 11098 11099 11100 11101 11102
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool persistent = vshCommandOptBool(cmd, "persistent");
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config || persistent)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
11103

11104
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
11105 11106
        return false;

11107 11108 11109 11110
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

11111
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
11112 11113
        goto cleanup;

E
Eric Blake 已提交
11114 11115
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0) {
        vshReportError(ctl);
11116 11117 11118
        goto cleanup;
    }

11119
    if (flags != 0 || current)
11120
        ret = virDomainDetachDeviceFlags(dom, buffer, flags);
11121
    else
11122 11123 11124 11125 11126 11127 11128 11129 11130 11131
        ret = virDomainDetachDevice(dom, buffer);

    if (ret < 0) {
        vshError(ctl, _("Failed to detach device from %s"), from);
        goto cleanup;
    }

    vshPrint(ctl, "%s", _("Device detached successfully\n"));
    funcRet = true;

11132
 cleanup:
11133 11134 11135 11136 11137 11138 11139 11140 11141
    VIR_FREE(buffer);
    virDomainFree(dom);
    return funcRet;
}

/*
 * "update-device" command
 */
static const vshCmdInfo info_update_device[] = {
11142 11143 11144 11145 11146 11147 11148
    {.name = "help",
     .data = N_("update device from an XML file")
    },
    {.name = "desc",
     .data = N_("Update device from an XML <file>.")
    },
    {.name = NULL}
11149 11150 11151
};

static const vshCmdOptDef opts_update_device[] = {
11152 11153 11154 11155 11156 11157 11158 11159 11160 11161 11162
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("XML file")
    },
    {.name = "persistent",
11163 11164
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
11165 11166 11167 11168 11169
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
11170 11171 11172 11173 11174 11175 11176 11177
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
11178 11179 11180 11181 11182
    {.name = "force",
     .type = VSH_OT_BOOL,
     .help = N_("force device update")
    },
    {.name = NULL}
11183 11184 11185 11186 11187 11188 11189
};

static bool
cmdUpdateDevice(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
11190 11191
    char *buffer = NULL;
    bool ret = false;
11192 11193 11194 11195 11196 11197 11198 11199 11200 11201 11202 11203 11204 11205 11206
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool persistent = vshCommandOptBool(cmd, "persistent");

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config || persistent)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
11207

11208
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
11209 11210
        return false;

11211 11212
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
        goto cleanup;
11213

11214 11215 11216 11217
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

E
Eric Blake 已提交
11218 11219
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0) {
        vshReportError(ctl);
11220
        goto cleanup;
11221 11222 11223 11224 11225
    }

    if (vshCommandOptBool(cmd, "force"))
        flags |= VIR_DOMAIN_DEVICE_MODIFY_FORCE;

11226
    if (virDomainUpdateDeviceFlags(dom, buffer, flags) < 0) {
11227
        vshError(ctl, _("Failed to update device from %s"), from);
11228
        goto cleanup;
11229 11230
    }

11231 11232 11233
    vshPrint(ctl, "%s", _("Device updated successfully\n"));
    ret = true;

11234
 cleanup:
11235
    VIR_FREE(buffer);
11236
    virDomainFree(dom);
11237
    return ret;
11238 11239 11240 11241 11242 11243
}

/*
 * "detach-interface" command
 */
static const vshCmdInfo info_detach_interface[] = {
11244 11245 11246 11247 11248 11249 11250
    {.name = "help",
     .data = N_("detach network interface")
    },
    {.name = "desc",
     .data = N_("Detach network interface.")
    },
    {.name = NULL}
11251 11252 11253
};

static const vshCmdOptDef opts_detach_interface[] = {
11254 11255 11256 11257 11258 11259 11260 11261 11262 11263 11264 11265 11266 11267 11268
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "type",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("network interface type")
    },
    {.name = "mac",
     .type = VSH_OT_STRING,
     .help = N_("MAC address")
    },
    {.name = "persistent",
11269 11270
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
11271 11272 11273 11274 11275
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
11276 11277 11278 11279 11280 11281 11282 11283
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
11284
    {.name = NULL}
11285 11286 11287 11288 11289 11290 11291
};

static bool
cmdDetachInterface(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    xmlDocPtr xml = NULL;
11292
    xmlXPathObjectPtr obj = NULL;
11293
    xmlXPathContextPtr ctxt = NULL;
11294
    xmlNodePtr cur = NULL, matchNode = NULL;
11295
    char *detach_xml = NULL;
11296
    const char *mac = NULL, *type = NULL;
11297
    char *doc = NULL;
11298
    char buf[64];
11299 11300
    int diff_mac;
    size_t i;
11301
    int ret;
E
Eric Blake 已提交
11302
    bool functionReturn = false;
11303 11304 11305 11306 11307 11308 11309 11310 11311 11312 11313 11314 11315 11316 11317
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool persistent = vshCommandOptBool(cmd, "persistent");

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config || persistent)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
11318

11319
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
11320
        return false;
11321

11322
    if (vshCommandOptStringReq(ctl, cmd, "type", &type) < 0)
11323 11324
        goto cleanup;

11325
    if (vshCommandOptStringReq(ctl, cmd, "mac", &mac) < 0)
11326 11327
        goto cleanup;

11328 11329 11330 11331
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

11332 11333 11334 11335 11336 11337
    if (flags & VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);

    if (!doc)
11338 11339
        goto cleanup;

11340
    if (!(xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt))) {
11341 11342 11343 11344 11345 11346 11347 11348
        vshError(ctl, "%s", _("Failed to get interface information"));
        goto cleanup;
    }

    snprintf(buf, sizeof(buf), "/domain/devices/interface[@type='%s']", type);
    obj = xmlXPathEval(BAD_CAST buf, ctxt);
    if (obj == NULL || obj->type != XPATH_NODESET ||
        obj->nodesetval == NULL || obj->nodesetval->nodeNr == 0) {
11349
        vshError(ctl, _("No interface found whose type is %s"), type);
11350 11351 11352 11353 11354 11355 11356 11357 11358
        goto cleanup;
    }

    if (!mac && obj->nodesetval->nodeNr > 1) {
        vshError(ctl, _("Domain has %d interfaces. Please specify which one "
                        "to detach using --mac"), obj->nodesetval->nodeNr);
        goto cleanup;
    }

11359 11360
    if (!mac) {
        matchNode = obj->nodesetval->nodeTab[0];
11361
        goto hit;
11362
    }
11363

11364
    /* multiple possibilities, so search for matching mac */
11365
    for (i = 0; i < obj->nodesetval->nodeNr; i++) {
11366 11367 11368 11369 11370 11371 11372 11373
        cur = obj->nodesetval->nodeTab[i]->children;
        while (cur != NULL) {
            if (cur->type == XML_ELEMENT_NODE &&
                xmlStrEqual(cur->name, BAD_CAST "mac")) {
                char *tmp_mac = virXMLPropString(cur, "address");
                diff_mac = virMacAddrCompare(tmp_mac, mac);
                VIR_FREE(tmp_mac);
                if (!diff_mac) {
11374 11375 11376 11377 11378 11379 11380 11381 11382
                    if (matchNode) {
                        /* this is the 2nd match, so it's ambiguous */
                        vshError(ctl, _("Domain has multiple interfaces matching "
                                        "MAC address %s. You must use detach-device and "
                                        "specify the device pci address to remove it."),
                                 mac);
                        goto cleanup;
                    }
                    matchNode = obj->nodesetval->nodeTab[i];
11383 11384 11385 11386 11387
                }
            }
            cur = cur->next;
        }
    }
11388 11389 11390 11391
    if (!matchNode) {
        vshError(ctl, _("No interface with MAC address %s was found"), mac);
        goto cleanup;
    }
11392

11393
 hit:
11394 11395
    if (!(detach_xml = virXMLNodeToString(xml, matchNode))) {
        vshSaveLibvirtError();
11396 11397 11398
        goto cleanup;
    }

11399
    if (flags != 0 || current)
11400 11401 11402
        ret = virDomainDetachDeviceFlags(dom, detach_xml, flags);
    else
        ret = virDomainDetachDevice(dom, detach_xml);
11403 11404 11405 11406 11407 11408 11409 11410

    if (ret != 0) {
        vshError(ctl, "%s", _("Failed to detach interface"));
    } else {
        vshPrint(ctl, "%s", _("Interface detached successfully\n"));
        functionReturn = true;
    }

11411
 cleanup:
11412
    VIR_FREE(doc);
11413
    VIR_FREE(detach_xml);
11414
    virDomainFree(dom);
11415 11416 11417 11418 11419 11420 11421
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    return functionReturn;
}

typedef enum {
11422 11423 11424
    VIRSH_FIND_DISK_NORMAL,
    VIRSH_FIND_DISK_CHANGEABLE,
} virshFindDiskType;
11425 11426 11427 11428

/* Helper function to find disk device in XML doc.  Returns the disk
 * node on success, or NULL on failure. Caller must free the result
 * @path: Fully-qualified path or target of disk device.
11429
 * @type: Either VIRSH_FIND_DISK_NORMAL or VIRSH_FIND_DISK_CHANGEABLE.
11430 11431
 */
static xmlNodePtr
11432 11433 11434
virshFindDisk(const char *doc,
              const char *path,
              int type)
11435 11436
{
    xmlDocPtr xml = NULL;
11437
    xmlXPathObjectPtr obj = NULL;
11438 11439 11440
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr cur = NULL;
    xmlNodePtr ret = NULL;
11441
    size_t i;
11442 11443 11444 11445 11446 11447 11448 11449 11450 11451 11452 11453 11454 11455 11456 11457 11458

    xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt);
    if (!xml) {
        vshError(NULL, "%s", _("Failed to get disk information"));
        goto cleanup;
    }

    obj = xmlXPathEval(BAD_CAST "/domain/devices/disk", ctxt);
    if (obj == NULL ||
        obj->type != XPATH_NODESET ||
        obj->nodesetval == NULL ||
        obj->nodesetval->nodeNr == 0) {
        vshError(NULL, "%s", _("Failed to get disk information"));
        goto cleanup;
    }

    /* search disk using @path */
11459
    for (i = 0; i < obj->nodesetval->nodeNr; i++) {
11460 11461
        bool is_supported = true;

11462
        if (type == VIRSH_FIND_DISK_CHANGEABLE) {
11463 11464 11465 11466 11467 11468 11469 11470 11471 11472 11473 11474 11475 11476 11477 11478 11479 11480 11481 11482 11483 11484 11485 11486 11487 11488 11489 11490 11491 11492 11493 11494 11495 11496 11497 11498 11499 11500 11501 11502 11503 11504 11505 11506
            xmlNodePtr n = obj->nodesetval->nodeTab[i];
            is_supported = false;

            /* Check if the disk is CDROM or floppy disk */
            if (xmlStrEqual(n->name, BAD_CAST "disk")) {
                char *device_value = virXMLPropString(n, "device");

                if (STREQ(device_value, "cdrom") ||
                    STREQ(device_value, "floppy"))
                    is_supported = true;

                VIR_FREE(device_value);
            }

            if (!is_supported)
                continue;
        }

        cur = obj->nodesetval->nodeTab[i]->children;
        while (cur != NULL) {
            if (cur->type == XML_ELEMENT_NODE) {
                char *tmp = NULL;

                if (xmlStrEqual(cur->name, BAD_CAST "source")) {
                    if ((tmp = virXMLPropString(cur, "file")) ||
                        (tmp = virXMLPropString(cur, "dev")) ||
                        (tmp = virXMLPropString(cur, "dir")) ||
                        (tmp = virXMLPropString(cur, "name"))) {
                    }
                } else if (xmlStrEqual(cur->name, BAD_CAST "target")) {
                    tmp = virXMLPropString(cur, "dev");
                }

                if (STREQ_NULLABLE(tmp, path)) {
                    ret = xmlCopyNode(obj->nodesetval->nodeTab[i], 1);
                    VIR_FREE(tmp);
                    goto cleanup;
                }
                VIR_FREE(tmp);
            }
            cur = cur->next;
        }
    }

11507
    vshError(NULL, _("No disk found whose source path or target is %s"), path);
11508

11509
 cleanup:
11510 11511 11512 11513 11514 11515 11516
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    return ret;
}

typedef enum {
11517 11518 11519 11520
    VIRSH_UPDATE_DISK_XML_EJECT,
    VIRSH_UPDATE_DISK_XML_INSERT,
    VIRSH_UPDATE_DISK_XML_UPDATE,
} virshUpdateDiskXMLType;
11521 11522 11523 11524 11525 11526 11527

/* Helper function to prepare disk XML. Could be used for disk
 * detaching, media changing(ejecting, inserting, updating)
 * for changeable disk. Returns the processed XML as string on
 * success, or NULL on failure. Caller must free the result.
 */
static char *
11528 11529 11530 11531 11532
virshUpdateDiskXML(xmlNodePtr disk_node,
                   const char *new_source,
                   bool source_block,
                   const char *target,
                   virshUpdateDiskXMLType type)
11533
{
11534
    xmlNodePtr source = NULL;
M
Michal Privoznik 已提交
11535
    char *device_type = NULL;
11536
    char *ret = NULL;
11537
    char *startupPolicy = NULL;
11538 11539 11540 11541 11542 11543

    if (!disk_node)
        return NULL;

    device_type = virXMLPropString(disk_node, "device");

11544 11545 11546 11547 11548
    if (!(STREQ_NULLABLE(device_type, "cdrom") ||
          STREQ_NULLABLE(device_type, "floppy"))) {
        vshError(NULL, _("The disk device '%s' is not removable"), target);
        goto cleanup;
    }
11549

11550 11551 11552 11553 11554 11555 11556
    /* find the current source subelement */
    for (source = disk_node->children; source; source = source->next) {
        if (source->type == XML_ELEMENT_NODE &&
            xmlStrEqual(source->name, BAD_CAST "source"))
            break;
    }

11557
    if (type == VIRSH_UPDATE_DISK_XML_EJECT) {
11558 11559 11560
        if (!source) {
            vshError(NULL, _("The disk device '%s' doesn't have media"), target);
            goto cleanup;
11561 11562
        }

11563 11564 11565 11566 11567 11568 11569
        /* forcibly switch to empty file cdrom */
        source_block = false;
        new_source = NULL;
    } else if (!new_source) {
        vshError(NULL, _("New disk media source was not specified"));
        goto cleanup;
    }
11570

11571
    if (source) {
11572 11573 11574 11575 11576 11577 11578 11579
        if (type == VIRSH_UPDATE_DISK_XML_INSERT) {
            vshError(NULL, _("The disk device '%s' already has media"), target);
            goto cleanup;
        }

        startupPolicy = virXMLPropString(source, "startupPolicy");

        /* remove current source */
11580 11581 11582 11583
        xmlUnlinkNode(source);
        xmlFreeNode(source);
        source = NULL;
    }
11584

11585 11586 11587 11588 11589
    /* set the correct disk type */
    if (source_block)
        xmlSetProp(disk_node, BAD_CAST "type", BAD_CAST "block");
    else
        xmlSetProp(disk_node, BAD_CAST "type", BAD_CAST "file");
11590

11591 11592 11593 11594 11595
    if (new_source) {
        /* create new source subelement */
        if (!(source = xmlNewNode(NULL, BAD_CAST "source"))) {
            vshError(NULL, _("Failed to allocate new source node"));
            goto cleanup;
11596
        }
11597 11598 11599 11600 11601 11602

        if (source_block)
            xmlNewProp(source, BAD_CAST "dev", BAD_CAST new_source);
        else
            xmlNewProp(source, BAD_CAST "file", BAD_CAST new_source);

11603 11604
        if (startupPolicy)
            xmlNewProp(source, BAD_CAST "startupPolicy", BAD_CAST startupPolicy);
11605
        xmlAddChild(disk_node, source);
11606 11607
    }

11608 11609 11610
    if (!(ret = virXMLNodeToString(NULL, disk_node))) {
        vshSaveLibvirtError();
        goto cleanup;
11611 11612
    }

11613
 cleanup:
11614
    VIR_FREE(device_type);
11615
    VIR_FREE(startupPolicy);
11616 11617 11618 11619 11620 11621 11622 11623
    return ret;
}


/*
 * "detach-disk" command
 */
static const vshCmdInfo info_detach_disk[] = {
11624 11625 11626 11627 11628 11629 11630
    {.name = "help",
     .data = N_("detach disk device")
    },
    {.name = "desc",
     .data = N_("Detach disk device.")
    },
    {.name = NULL}
11631 11632 11633
};

static const vshCmdOptDef opts_detach_disk[] = {
11634 11635 11636 11637 11638 11639 11640 11641 11642 11643 11644
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "target",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("target of disk device")
    },
    {.name = "persistent",
11645 11646
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
11647 11648 11649 11650 11651
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
11652 11653 11654 11655 11656 11657 11658 11659
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
11660
    {.name = NULL}
11661 11662 11663 11664 11665 11666 11667 11668 11669 11670 11671 11672
};

static bool
cmdDetachDisk(vshControl *ctl, const vshCmd *cmd)
{
    char *disk_xml = NULL;
    virDomainPtr dom = NULL;
    const char *target = NULL;
    char *doc = NULL;
    int ret;
    bool functionReturn = false;
    xmlNodePtr disk_node = NULL;
11673 11674 11675 11676 11677 11678 11679 11680 11681 11682 11683 11684 11685 11686 11687
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool persistent = vshCommandOptBool(cmd, "persistent");
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);

    if (config || persistent)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
11688

11689
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
11690
        return false;
11691

11692
    if (vshCommandOptStringReq(ctl, cmd, "target", &target) < 0)
11693 11694
        goto cleanup;

11695 11696 11697 11698 11699 11700
    if (flags == VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);

    if (!doc)
11701 11702
        goto cleanup;

11703 11704 11705 11706
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

11707
    if (!(disk_node = virshFindDisk(doc, target, VIRSH_FIND_DISK_NORMAL)))
11708 11709
        goto cleanup;

11710 11711
    if (!(disk_xml = virXMLNodeToString(NULL, disk_node))) {
        vshSaveLibvirtError();
11712
        goto cleanup;
11713
    }
11714

11715
    if (flags != 0 || current)
11716 11717
        ret = virDomainDetachDeviceFlags(dom, disk_xml, flags);
    else
11718 11719 11720 11721
        ret = virDomainDetachDevice(dom, disk_xml);

    if (ret != 0) {
        vshError(ctl, "%s", _("Failed to detach disk"));
11722
        goto cleanup;
11723 11724
    }

11725 11726 11727
    vshPrint(ctl, "%s", _("Disk detached successfully\n"));
    functionReturn = true;

11728 11729 11730 11731
 cleanup:
    xmlFreeNode(disk_node);
    VIR_FREE(disk_xml);
    VIR_FREE(doc);
11732
    virDomainFree(dom);
11733 11734 11735 11736 11737 11738 11739
    return functionReturn;
}

/*
 * "edit" command
 */
static const vshCmdInfo info_edit[] = {
11740 11741 11742 11743 11744 11745 11746
    {.name = "help",
     .data = N_("edit XML configuration for a domain")
    },
    {.name = "desc",
     .data = N_("Edit the XML configuration for a domain.")
    },
    {.name = NULL}
11747 11748 11749
};

static const vshCmdOptDef opts_edit[] = {
11750 11751 11752 11753 11754
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
11755 11756 11757 11758
    {.name = "skip-validate",
     .type = VSH_OT_BOOL,
     .help = N_("skip validation of the XML against the schema")
    },
11759
    {.name = NULL}
11760 11761 11762 11763 11764 11765 11766 11767
};

static bool
cmdEdit(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = false;
    virDomainPtr dom = NULL;
    virDomainPtr dom_edited = NULL;
11768 11769
    unsigned int query_flags = VIR_DOMAIN_XML_SECURE | VIR_DOMAIN_XML_INACTIVE;
    unsigned int define_flags = VIR_DOMAIN_DEFINE_VALIDATE;
11770
    virshControlPtr priv = ctl->privData;
11771

11772
    dom = virshCommandOptDomain(ctl, cmd, NULL);
11773 11774 11775
    if (dom == NULL)
        goto cleanup;

11776 11777 11778 11779
    if (vshCommandOptBool(cmd, "skip-validate"))
        define_flags &= ~VIR_DOMAIN_DEFINE_VALIDATE;

#define EDIT_GET_XML virDomainGetXMLDesc(dom, query_flags)
11780 11781 11782 11783 11784 11785 11786
#define EDIT_NOT_CHANGED                                                \
    do {                                                                \
        vshPrint(ctl, _("Domain %s XML configuration not changed.\n"),  \
                 virDomainGetName(dom));                                \
        ret = true;                                                     \
        goto edit_cleanup;                                              \
    } while (0)
11787
#define EDIT_DEFINE \
11788
    (dom_edited = virshDomainDefine(priv->conn, doc_edited, define_flags))
11789 11790 11791 11792 11793
#define EDIT_RELAX                                      \
    do {                                                \
        define_flags &= ~VIR_DOMAIN_DEFINE_VALIDATE;    \
    } while (0);

11794
#include "virsh-edit.c"
11795
#undef EDIT_RELAX
11796 11797 11798 11799 11800 11801 11802 11803 11804 11805 11806 11807 11808 11809 11810

    vshPrint(ctl, _("Domain %s XML configuration edited.\n"),
             virDomainGetName(dom_edited));

    ret = true;

 cleanup:
    if (dom)
        virDomainFree(dom);
    if (dom_edited)
        virDomainFree(dom_edited);

    return ret;
}

11811 11812 11813 11814

/*
 * "event" command
 */
11815 11816
VIR_ENUM_DECL(virshDomainEvent)
VIR_ENUM_IMPL(virshDomainEvent,
11817 11818 11819 11820 11821 11822 11823 11824 11825 11826 11827
              VIR_DOMAIN_EVENT_LAST,
              N_("Defined"),
              N_("Undefined"),
              N_("Started"),
              N_("Suspended"),
              N_("Resumed"),
              N_("Stopped"),
              N_("Shutdown"),
              N_("PMSuspended"),
              N_("Crashed"))

11828
static const char *
11829
virshDomainEventToString(int event)
11830
{
11831
    const char *str = virshDomainEventTypeToString(event);
11832
    return str ? _(str) : _("unknown");
11833 11834
}

11835 11836
VIR_ENUM_DECL(virshDomainEventDefined)
VIR_ENUM_IMPL(virshDomainEventDefined,
11837 11838
              VIR_DOMAIN_EVENT_DEFINED_LAST,
              N_("Added"),
11839 11840
              N_("Updated"),
              N_("Renamed"))
11841

11842 11843
VIR_ENUM_DECL(virshDomainEventUndefined)
VIR_ENUM_IMPL(virshDomainEventUndefined,
11844
              VIR_DOMAIN_EVENT_UNDEFINED_LAST,
11845 11846
              N_("Removed"),
              N_("Renamed"))
11847

11848 11849
VIR_ENUM_DECL(virshDomainEventStarted)
VIR_ENUM_IMPL(virshDomainEventStarted,
11850 11851 11852 11853 11854 11855 11856
              VIR_DOMAIN_EVENT_STARTED_LAST,
              N_("Booted"),
              N_("Migrated"),
              N_("Restored"),
              N_("Snapshot"),
              N_("Event wakeup"))

11857 11858
VIR_ENUM_DECL(virshDomainEventSuspended)
VIR_ENUM_IMPL(virshDomainEventSuspended,
11859 11860 11861 11862 11863 11864 11865 11866 11867
              VIR_DOMAIN_EVENT_SUSPENDED_LAST,
              N_("Paused"),
              N_("Migrated"),
              N_("I/O Error"),
              N_("Watchdog"),
              N_("Restored"),
              N_("Snapshot"),
              N_("API error"))

11868 11869
VIR_ENUM_DECL(virshDomainEventResumed)
VIR_ENUM_IMPL(virshDomainEventResumed,
11870 11871 11872 11873 11874
              VIR_DOMAIN_EVENT_RESUMED_LAST,
              N_("Unpaused"),
              N_("Migrated"),
              N_("Snapshot"))

11875 11876
VIR_ENUM_DECL(virshDomainEventStopped)
VIR_ENUM_IMPL(virshDomainEventStopped,
11877 11878 11879 11880 11881 11882 11883 11884 11885
              VIR_DOMAIN_EVENT_STOPPED_LAST,
              N_("Shutdown"),
              N_("Destroyed"),
              N_("Crashed"),
              N_("Migrated"),
              N_("Saved"),
              N_("Failed"),
              N_("Snapshot"))

11886 11887
VIR_ENUM_DECL(virshDomainEventShutdown)
VIR_ENUM_IMPL(virshDomainEventShutdown,
11888 11889 11890
              VIR_DOMAIN_EVENT_SHUTDOWN_LAST,
              N_("Finished"))

11891 11892
VIR_ENUM_DECL(virshDomainEventPMSuspended)
VIR_ENUM_IMPL(virshDomainEventPMSuspended,
11893 11894 11895 11896
              VIR_DOMAIN_EVENT_PMSUSPENDED_LAST,
              N_("Memory"),
              N_("Disk"))

11897 11898
VIR_ENUM_DECL(virshDomainEventCrashed)
VIR_ENUM_IMPL(virshDomainEventCrashed,
11899 11900 11901
              VIR_DOMAIN_EVENT_CRASHED_LAST,
              N_("Panicked"))

11902
static const char *
11903
virshDomainEventDetailToString(int event, int detail)
11904
{
11905
    const char *str = NULL;
11906 11907
    switch ((virDomainEventType) event) {
    case VIR_DOMAIN_EVENT_DEFINED:
11908
        str = virshDomainEventDefinedTypeToString(detail);
11909 11910
        break;
    case VIR_DOMAIN_EVENT_UNDEFINED:
11911
        str = virshDomainEventUndefinedTypeToString(detail);
11912 11913
        break;
    case VIR_DOMAIN_EVENT_STARTED:
11914
        str = virshDomainEventStartedTypeToString(detail);
11915 11916
        break;
    case VIR_DOMAIN_EVENT_SUSPENDED:
11917
        str = virshDomainEventSuspendedTypeToString(detail);
11918 11919
        break;
    case VIR_DOMAIN_EVENT_RESUMED:
11920
        str = virshDomainEventResumedTypeToString(detail);
11921 11922
        break;
    case VIR_DOMAIN_EVENT_STOPPED:
11923
        str = virshDomainEventStoppedTypeToString(detail);
11924 11925
        break;
    case VIR_DOMAIN_EVENT_SHUTDOWN:
11926
        str = virshDomainEventShutdownTypeToString(detail);
11927 11928
        break;
    case VIR_DOMAIN_EVENT_PMSUSPENDED:
11929
        str = virshDomainEventPMSuspendedTypeToString(detail);
11930 11931
        break;
    case VIR_DOMAIN_EVENT_CRASHED:
11932
        str = virshDomainEventCrashedTypeToString(detail);
11933 11934 11935 11936
        break;
    case VIR_DOMAIN_EVENT_LAST:
        break;
    }
11937
    return str ? _(str) : _("unknown");
11938 11939
}

11940 11941
VIR_ENUM_DECL(virshDomainEventWatchdog)
VIR_ENUM_IMPL(virshDomainEventWatchdog,
11942 11943 11944 11945 11946 11947
              VIR_DOMAIN_EVENT_WATCHDOG_LAST,
              N_("none"),
              N_("pause"),
              N_("reset"),
              N_("poweroff"),
              N_("shutdown"),
11948 11949
              N_("debug"),
              N_("inject-nmi"))
11950 11951

static const char *
11952
virshDomainEventWatchdogToString(int action)
11953
{
11954
    const char *str = virshDomainEventWatchdogTypeToString(action);
11955 11956 11957
    return str ? _(str) : _("unknown");
}

11958 11959
VIR_ENUM_DECL(virshDomainEventIOError)
VIR_ENUM_IMPL(virshDomainEventIOError,
11960 11961 11962 11963 11964 11965
              VIR_DOMAIN_EVENT_IO_ERROR_LAST,
              N_("none"),
              N_("pause"),
              N_("report"))

static const char *
11966
virshDomainEventIOErrorToString(int action)
11967
{
11968
    const char *str = virshDomainEventIOErrorTypeToString(action);
11969 11970 11971
    return str ? _(str) : _("unknown");
}

11972 11973
VIR_ENUM_DECL(virshGraphicsPhase)
VIR_ENUM_IMPL(virshGraphicsPhase,
11974 11975 11976 11977 11978 11979
              VIR_DOMAIN_EVENT_GRAPHICS_LAST,
              N_("connect"),
              N_("initialize"),
              N_("disconnect"))

static const char *
11980
virshGraphicsPhaseToString(int phase)
11981
{
11982
    const char *str = virshGraphicsPhaseTypeToString(phase);
11983 11984 11985
    return str ? _(str) : _("unknown");
}

11986 11987
VIR_ENUM_DECL(virshGraphicsAddress)
VIR_ENUM_IMPL(virshGraphicsAddress,
11988 11989 11990 11991 11992 11993
              VIR_DOMAIN_EVENT_GRAPHICS_ADDRESS_LAST,
              N_("IPv4"),
              N_("IPv6"),
              N_("unix"))

static const char *
11994
virshGraphicsAddressToString(int family)
11995
{
11996
    const char *str = virshGraphicsAddressTypeToString(family);
11997 11998 11999
    return str ? _(str) : _("unknown");
}

12000 12001
VIR_ENUM_DECL(virshDomainBlockJobStatus)
VIR_ENUM_IMPL(virshDomainBlockJobStatus,
12002 12003 12004 12005 12006 12007 12008
              VIR_DOMAIN_BLOCK_JOB_LAST,
              N_("completed"),
              N_("failed"),
              N_("canceled"),
              N_("ready"))

static const char *
12009
virshDomainBlockJobStatusToString(int status)
12010
{
12011
    const char *str = virshDomainBlockJobStatusTypeToString(status);
12012 12013 12014
    return str ? _(str) : _("unknown");
}

12015 12016
VIR_ENUM_DECL(virshDomainEventDiskChange)
VIR_ENUM_IMPL(virshDomainEventDiskChange,
12017 12018 12019 12020 12021
              VIR_DOMAIN_EVENT_DISK_CHANGE_LAST,
              N_("changed"),
              N_("dropped"))

static const char *
12022
virshDomainEventDiskChangeToString(int reason)
12023
{
12024
    const char *str = virshDomainEventDiskChangeTypeToString(reason);
12025 12026 12027
    return str ? _(str) : _("unknown");
}

12028 12029
VIR_ENUM_DECL(virshDomainEventTrayChange)
VIR_ENUM_IMPL(virshDomainEventTrayChange,
12030 12031 12032 12033 12034
              VIR_DOMAIN_EVENT_TRAY_CHANGE_LAST,
              N_("opened"),
              N_("closed"))

static const char *
12035
virshDomainEventTrayChangeToString(int reason)
12036
{
12037
    const char *str = virshDomainEventTrayChangeTypeToString(reason);
12038 12039 12040 12041 12042 12043 12044 12045 12046
    return str ? _(str) : _("unknown");
}

struct vshEventCallback {
    const char *name;
    virConnectDomainEventGenericCallback cb;
};
typedef struct vshEventCallback vshEventCallback;

12047
struct virshDomEventData {
12048 12049
    vshControl *ctl;
    bool loop;
12050
    int *count;
12051
    vshEventCallback *cb;
12052
    int id;
12053
};
12054
typedef struct virshDomEventData virshDomEventData;
12055

12056
static void
12057 12058 12059
virshEventGenericPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                       virDomainPtr dom,
                       void *opaque)
12060
{
12061
    virshDomEventData *data = opaque;
12062

12063
    if (!data->loop && *data->count)
12064 12065 12066
        return;
    vshPrint(data->ctl, _("event '%s' for domain %s\n"),
             data->cb->name, virDomainGetName(dom));
12067
    (*data->count)++;
12068 12069 12070
    if (!data->loop)
        vshEventDone(data->ctl);
}
12071 12072

static void
12073 12074 12075 12076 12077
virshEventLifecyclePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                         virDomainPtr dom,
                         int event,
                         int detail,
                         void *opaque)
12078
{
12079
    virshDomEventData *data = opaque;
12080

12081
    if (!data->loop && *data->count)
12082 12083
        return;
    vshPrint(data->ctl, _("event 'lifecycle' for domain %s: %s %s\n"),
12084 12085
             virDomainGetName(dom), virshDomainEventToString(event),
             virshDomainEventDetailToString(event, detail));
12086
    (*data->count)++;
12087 12088 12089 12090
    if (!data->loop)
        vshEventDone(data->ctl);
}

12091
static void
12092 12093 12094 12095
virshEventRTCChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                         virDomainPtr dom,
                         long long utcoffset,
                         void *opaque)
12096
{
12097
    virshDomEventData *data = opaque;
12098

12099
    if (!data->loop && *data->count)
12100 12101 12102
        return;
    vshPrint(data->ctl, _("event 'rtc-change' for domain %s: %lld\n"),
             virDomainGetName(dom), utcoffset);
12103
    (*data->count)++;
12104 12105 12106 12107 12108
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12109 12110 12111 12112
virshEventWatchdogPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        int action,
                        void *opaque)
12113
{
12114
    virshDomEventData *data = opaque;
12115

12116
    if (!data->loop && *data->count)
12117 12118
        return;
    vshPrint(data->ctl, _("event 'watchdog' for domain %s: %s\n"),
12119
             virDomainGetName(dom), virshDomainEventWatchdogToString(action));
12120
    (*data->count)++;
12121 12122 12123 12124 12125
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12126 12127 12128 12129 12130 12131
virshEventIOErrorPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                       virDomainPtr dom,
                       const char *srcPath,
                       const char *devAlias,
                       int action,
                       void *opaque)
12132
{
12133
    virshDomEventData *data = opaque;
12134

12135
    if (!data->loop && *data->count)
12136 12137 12138
        return;
    vshPrint(data->ctl, _("event 'io-error' for domain %s: %s (%s) %s\n"),
             virDomainGetName(dom), srcPath, devAlias,
12139
             virshDomainEventIOErrorToString(action));
12140
    (*data->count)++;
12141 12142 12143 12144 12145
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12146 12147 12148 12149 12150 12151 12152 12153 12154 12155
virshEventGraphicsPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        int phase,
                        const virDomainEventGraphicsAddress *local,
                        const virDomainEventGraphicsAddress *remote,
                        const char *authScheme,
                        const virDomainEventGraphicsSubject *subject,
                        void *opaque)
{
    virshDomEventData *data = opaque;
12156 12157
    size_t i;

12158
    if (!data->loop && *data->count)
12159 12160 12161
        return;
    vshPrint(data->ctl, _("event 'graphics' for domain %s: "
                          "%s local[%s %s %s] remote[%s %s %s] %s"),
12162 12163
             virDomainGetName(dom), virshGraphicsPhaseToString(phase),
             virshGraphicsAddressToString(local->family),
12164
             local->node, local->service,
12165
             virshGraphicsAddressToString(remote->family),
12166 12167 12168 12169 12170 12171
             remote->node, remote->service,
             authScheme);
    for (i = 0; i < subject->nidentity; i++)
        vshPrint(data->ctl, " %s=%s", subject->identities[i].type,
                 subject->identities[i].name);
    vshPrint(data->ctl, "\n");
12172
    (*data->count)++;
12173 12174 12175 12176 12177
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12178 12179 12180 12181 12182 12183 12184
virshEventIOErrorReasonPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                             virDomainPtr dom,
                             const char *srcPath,
                             const char *devAlias,
                             int action,
                             const char *reason,
                             void *opaque)
12185
{
12186
    virshDomEventData *data = opaque;
12187

12188
    if (!data->loop && *data->count)
12189 12190 12191 12192
        return;
    vshPrint(data->ctl, _("event 'io-error-reason' for domain %s: "
                          "%s (%s) %s due to %s\n"),
             virDomainGetName(dom), srcPath, devAlias,
12193
             virshDomainEventIOErrorToString(action), reason);
12194
    (*data->count)++;
12195 12196 12197 12198 12199
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12200 12201 12202 12203 12204 12205
virshEventBlockJobPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        const char *disk,
                        int type,
                        int status,
                        void *opaque)
12206
{
12207
    virshDomEventData *data = opaque;
12208

12209
    if (!data->loop && *data->count)
12210
        return;
12211 12212
    vshPrint(data->ctl, _("event '%s' for domain %s: %s for %s %s\n"),
             data->cb->name, virDomainGetName(dom),
12213 12214
             virshDomainBlockJobToString(type),
             disk, virshDomainBlockJobStatusToString(status));
12215
    (*data->count)++;
12216 12217 12218 12219 12220
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12221 12222 12223 12224 12225 12226 12227
virshEventDiskChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                          virDomainPtr dom,
                          const char *oldSrc,
                          const char *newSrc,
                          const char *alias,
                          int reason,
                          void *opaque)
12228
{
12229
    virshDomEventData *data = opaque;
12230

12231
    if (!data->loop && *data->count)
12232 12233 12234 12235
        return;
    vshPrint(data->ctl,
             _("event 'disk-change' for domain %s disk %s: %s -> %s: %s\n"),
             virDomainGetName(dom), alias, NULLSTR(oldSrc), NULLSTR(newSrc),
12236
             virshDomainEventDiskChangeToString(reason));
12237
    (*data->count)++;
12238 12239 12240 12241 12242
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12243 12244 12245 12246 12247
virshEventTrayChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                          virDomainPtr dom,
                          const char *alias,
                          int reason,
                          void *opaque)
12248
{
12249
    virshDomEventData *data = opaque;
12250

12251
    if (!data->loop && *data->count)
12252 12253
        return;
    vshPrint(data->ctl,
12254
             _("event 'tray-change' for domain %s disk %s: %s\n"),
12255
             virDomainGetName(dom), alias,
12256
             virshDomainEventTrayChangeToString(reason));
12257
    (*data->count)++;
12258 12259 12260 12261 12262
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12263 12264 12265 12266
virshEventPMChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        int reason ATTRIBUTE_UNUSED,
                        void *opaque)
12267 12268 12269
{
    /* As long as libvirt.h doesn't define any reasons, we might as
     * well treat all PM state changes as generic events.  */
12270
    virshEventGenericPrint(conn, dom, opaque);
12271 12272 12273
}

static void
12274 12275 12276 12277
virshEventBalloonChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                             virDomainPtr dom,
                             unsigned long long actual,
                             void *opaque)
12278
{
12279
    virshDomEventData *data = opaque;
12280

12281
    if (!data->loop && *data->count)
12282 12283 12284 12285
        return;
    vshPrint(data->ctl,
             _("event 'balloon-change' for domain %s: %lluKiB\n"),
             virDomainGetName(dom), actual);
12286
    (*data->count)++;
12287 12288 12289 12290 12291
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
12292 12293 12294 12295
virshEventDeviceRemovedPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                             virDomainPtr dom,
                             const char *alias,
                             void *opaque)
12296
{
12297
    virshDomEventData *data = opaque;
12298

12299
    if (!data->loop && *data->count)
12300 12301 12302 12303
        return;
    vshPrint(data->ctl,
             _("event 'device-removed' for domain %s: %s\n"),
             virDomainGetName(dom), alias);
12304
    (*data->count)++;
12305 12306 12307 12308
    if (!data->loop)
        vshEventDone(data->ctl);
}

12309
static void
12310
virshEventDeviceAddedPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
12311 12312 12313 12314
                           virDomainPtr dom,
                           const char *alias,
                           void *opaque)
{
12315
    virshDomEventData *data = opaque;
12316 12317 12318 12319 12320 12321 12322 12323 12324 12325 12326

    if (!data->loop && *data->count)
        return;
    vshPrint(data->ctl,
             _("event 'device-added' for domain %s: %s\n"),
             virDomainGetName(dom), alias);
    (*data->count)++;
    if (!data->loop)
        vshEventDone(data->ctl);
}

12327
static void
12328 12329 12330 12331 12332
virshEventTunablePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                       virDomainPtr dom,
                       virTypedParameterPtr params,
                       int nparams,
                       void *opaque)
12333
{
12334
    virshDomEventData *data = opaque;
12335 12336 12337 12338 12339 12340 12341 12342 12343 12344 12345 12346 12347 12348 12349 12350 12351 12352 12353 12354 12355 12356 12357
    size_t i;
    char *value = NULL;

    if (!data->loop && *data->count)
        return;

    vshPrint(data->ctl,
             _("event 'tunable' for domain %s:\n"),
             virDomainGetName(dom));

    for (i = 0; i < nparams; i++) {
        value = virTypedParameterToString(&params[i]);
        if (value) {
            vshPrint(data->ctl, _("\t%s: %s\n"), params[i].field, value);
            VIR_FREE(value);
        }
    }

    (*data->count)++;
    if (!data->loop)
        vshEventDone(data->ctl);
}

12358 12359
VIR_ENUM_DECL(virshEventAgentLifecycleState)
VIR_ENUM_IMPL(virshEventAgentLifecycleState,
12360 12361 12362 12363 12364
              VIR_CONNECT_DOMAIN_EVENT_AGENT_LIFECYCLE_STATE_LAST,
              N_("unknown"),
              N_("connected"),
              N_("disconnected"))

12365 12366
VIR_ENUM_DECL(virshEventAgentLifecycleReason)
VIR_ENUM_IMPL(virshEventAgentLifecycleReason,
12367 12368 12369 12370 12371 12372 12373
              VIR_CONNECT_DOMAIN_EVENT_AGENT_LIFECYCLE_REASON_LAST,
              N_("unknown"),
              N_("domain started"),
              N_("channel event"))

#define UNKNOWNSTR(str) (str ? str : N_("unsupported value"))
static void
12374 12375 12376 12377 12378
virshEventAgentLifecyclePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                              virDomainPtr dom,
                              int state,
                              int reason,
                              void *opaque)
12379
{
12380
    virshDomEventData *data = opaque;
12381 12382 12383 12384 12385 12386

    if (!data->loop && *data->count)
        return;
    vshPrint(data->ctl,
             _("event 'agent-lifecycle' for domain %s: state: '%s' reason: '%s'\n"),
             virDomainGetName(dom),
12387 12388
             UNKNOWNSTR(virshEventAgentLifecycleStateTypeToString(state)),
             UNKNOWNSTR(virshEventAgentLifecycleReasonTypeToString(reason)));
12389 12390 12391 12392 12393 12394

    (*data->count)++;
    if (!data->loop)
        vshEventDone(data->ctl);
}

12395 12396
static vshEventCallback vshEventCallbacks[] = {
    { "lifecycle",
12397 12398
      VIR_DOMAIN_EVENT_CALLBACK(virshEventLifecyclePrint), },
    { "reboot", virshEventGenericPrint, },
12399
    { "rtc-change",
12400
      VIR_DOMAIN_EVENT_CALLBACK(virshEventRTCChangePrint), },
12401
    { "watchdog",
12402
      VIR_DOMAIN_EVENT_CALLBACK(virshEventWatchdogPrint), },
12403
    { "io-error",
12404
      VIR_DOMAIN_EVENT_CALLBACK(virshEventIOErrorPrint), },
12405
    { "graphics",
12406
      VIR_DOMAIN_EVENT_CALLBACK(virshEventGraphicsPrint), },
12407
    { "io-error-reason",
12408 12409
      VIR_DOMAIN_EVENT_CALLBACK(virshEventIOErrorReasonPrint), },
    { "control-error", virshEventGenericPrint, },
12410
    { "block-job",
12411
      VIR_DOMAIN_EVENT_CALLBACK(virshEventBlockJobPrint), },
12412
    { "disk-change",
12413
      VIR_DOMAIN_EVENT_CALLBACK(virshEventDiskChangePrint), },
12414
    { "tray-change",
12415
      VIR_DOMAIN_EVENT_CALLBACK(virshEventTrayChangePrint), },
12416
    { "pm-wakeup",
12417
      VIR_DOMAIN_EVENT_CALLBACK(virshEventPMChangePrint), },
12418
    { "pm-suspend",
12419
      VIR_DOMAIN_EVENT_CALLBACK(virshEventPMChangePrint), },
12420
    { "balloon-change",
12421
      VIR_DOMAIN_EVENT_CALLBACK(virshEventBalloonChangePrint), },
12422
    { "pm-suspend-disk",
12423
      VIR_DOMAIN_EVENT_CALLBACK(virshEventPMChangePrint), },
12424
    { "device-removed",
12425
      VIR_DOMAIN_EVENT_CALLBACK(virshEventDeviceRemovedPrint), },
12426
    { "block-job-2",
12427
      VIR_DOMAIN_EVENT_CALLBACK(virshEventBlockJobPrint), },
12428
    { "tunable",
12429
      VIR_DOMAIN_EVENT_CALLBACK(virshEventTunablePrint), },
12430
    { "agent-lifecycle",
12431
      VIR_DOMAIN_EVENT_CALLBACK(virshEventAgentLifecyclePrint), },
12432
    { "device-added",
12433
      VIR_DOMAIN_EVENT_CALLBACK(virshEventDeviceAddedPrint), },
12434 12435 12436
};
verify(VIR_DOMAIN_EVENT_ID_LAST == ARRAY_CARDINALITY(vshEventCallbacks));

12437
static const vshCmdInfo info_event[] = {
E
Eric Blake 已提交
12438
    {.name = "help",
12439 12440 12441 12442 12443 12444 12445 12446 12447 12448
     .data = N_("Domain Events")
    },
    {.name = "desc",
     .data = N_("List event types, or wait for domain events to occur")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_event[] = {
    {.name = "domain",
12449
     .type = VSH_OT_STRING,
12450 12451 12452
     .help = N_("filter by domain name, id, or uuid")
    },
    {.name = "event",
12453
     .type = VSH_OT_STRING,
12454 12455
     .help = N_("which event type to wait for")
    },
12456 12457 12458 12459
    {.name = "all",
     .type = VSH_OT_BOOL,
     .help = N_("wait for all events instead of just one type")
    },
12460 12461 12462 12463 12464 12465 12466 12467 12468 12469 12470 12471 12472 12473 12474 12475 12476 12477 12478 12479 12480
    {.name = "loop",
     .type = VSH_OT_BOOL,
     .help = N_("loop until timeout or interrupt, rather than one-shot")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
     .help = N_("timeout seconds")
    },
    {.name = "list",
     .type = VSH_OT_BOOL,
     .help = N_("list valid event types")
    },
    {.name = NULL}
};

static bool
cmdEvent(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    int timeout = 0;
12481
    virshDomEventData *data = NULL;
12482
    size_t i;
12483
    const char *eventName = NULL;
12484 12485 12486 12487
    int event = -1;
    bool all = vshCommandOptBool(cmd, "all");
    bool loop = vshCommandOptBool(cmd, "loop");
    int count = 0;
12488
    virshControlPtr priv = ctl->privData;
12489 12490

    if (vshCommandOptBool(cmd, "list")) {
12491 12492
        for (event = 0; event < VIR_DOMAIN_EVENT_ID_LAST; event++)
            vshPrint(ctl, "%s\n", vshEventCallbacks[event].name);
12493 12494 12495
        return true;
    }

12496
    if (vshCommandOptString(ctl, cmd, "event", &eventName) < 0)
12497
        return false;
12498 12499 12500 12501 12502 12503 12504 12505 12506 12507 12508
    if (eventName) {
        for (event = 0; event < VIR_DOMAIN_EVENT_ID_LAST; event++)
            if (STREQ(eventName, vshEventCallbacks[event].name))
                break;
        if (event == VIR_DOMAIN_EVENT_ID_LAST) {
            vshError(ctl, _("unknown event type %s"), eventName);
            return false;
        }
    } else if (!all) {
        vshError(ctl, "%s",
                 _("one of --list, --all, or event type is required"));
12509 12510 12511
        return false;
    }

12512 12513 12514 12515 12516 12517 12518 12519 12520 12521 12522 12523 12524 12525 12526 12527 12528 12529 12530
    if (all) {
        if (VIR_ALLOC_N(data, VIR_DOMAIN_EVENT_ID_LAST) < 0)
            goto cleanup;
        for (i = 0; i < VIR_DOMAIN_EVENT_ID_LAST; i++) {
            data[i].ctl = ctl;
            data[i].loop = loop;
            data[i].count = &count;
            data[i].cb = &vshEventCallbacks[i];
            data[i].id = -1;
        }
    } else {
        if (VIR_ALLOC_N(data, 1) < 0)
            goto cleanup;
        data[0].ctl = ctl;
        data[0].loop = vshCommandOptBool(cmd, "loop");
        data[0].count = &count;
        data[0].cb = &vshEventCallbacks[event];
        data[0].id = -1;
    }
12531
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
12532
        goto cleanup;
12533 12534

    if (vshCommandOptBool(cmd, "domain"))
12535
        dom = virshCommandOptDomain(ctl, cmd, NULL);
12536 12537 12538
    if (vshEventStart(ctl, timeout) < 0)
        goto cleanup;

12539
    for (i = 0; i < (all ? VIR_DOMAIN_EVENT_ID_LAST : 1); i++) {
12540
        if ((data[i].id = virConnectDomainEventRegisterAny(priv->conn, dom,
12541 12542 12543 12544 12545 12546 12547 12548 12549 12550 12551 12552 12553 12554
                                                           all ? i : event,
                                                           data[i].cb->cb,
                                                           &data[i],
                                                           NULL)) < 0) {
            /* When registering for all events: if the first
             * registration succeeds, silently ignore failures on all
             * later registrations on the assumption that the server
             * is older and didn't know quite as many events.  */
            if (i)
                vshResetLibvirtError();
            else
                goto cleanup;
        }
    }
12555 12556 12557 12558 12559 12560 12561 12562 12563 12564 12565 12566
    switch (vshEventWait(ctl)) {
    case VSH_EVENT_INTERRUPT:
        vshPrint(ctl, "%s", _("event loop interrupted\n"));
        break;
    case VSH_EVENT_TIMEOUT:
        vshPrint(ctl, "%s", _("event loop timed out\n"));
        break;
    case VSH_EVENT_DONE:
        break;
    default:
        goto cleanup;
    }
12567 12568
    vshPrint(ctl, _("events received: %d\n"), count);
    if (count)
12569 12570
        ret = true;

12571
 cleanup:
12572
    vshEventCleanup(ctl);
12573 12574 12575
    if (data) {
        for (i = 0; i < (all ? VIR_DOMAIN_EVENT_ID_LAST : 1); i++) {
            if (data[i].id >= 0 &&
12576
                virConnectDomainEventDeregisterAny(priv->conn, data[i].id) < 0)
12577 12578 12579 12580
                ret = false;
        }
        VIR_FREE(data);
    }
12581 12582 12583 12584 12585 12586
    if (dom)
        virDomainFree(dom);
    return ret;
}


12587 12588 12589 12590
/*
 * "change-media" command
 */
static const vshCmdInfo info_change_media[] = {
12591 12592 12593 12594 12595 12596 12597
    {.name = "help",
     .data = N_("Change media of CD or floppy drive")
    },
    {.name = "desc",
     .data = N_("Change media of CD or floppy drive.")
    },
    {.name = NULL}
12598 12599 12600
};

static const vshCmdOptDef opts_change_media[] = {
12601 12602 12603 12604 12605 12606 12607 12608 12609 12610 12611
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("Fully-qualified path or target of disk device")
    },
    {.name = "source",
12612
     .type = VSH_OT_STRING,
12613 12614 12615 12616 12617 12618 12619 12620 12621 12622 12623 12624 12625 12626 12627 12628 12629 12630 12631 12632 12633 12634 12635 12636 12637 12638 12639 12640 12641 12642 12643
     .help = N_("source of the media")
    },
    {.name = "eject",
     .type = VSH_OT_BOOL,
     .help = N_("Eject the media")
    },
    {.name = "insert",
     .type = VSH_OT_BOOL,
     .help = N_("Insert the media")
    },
    {.name = "update",
     .type = VSH_OT_BOOL,
     .help = N_("Update the media")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("can be either or both of --live and --config, "
                "depends on implementation of hypervisor driver")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("alter live configuration of running domain")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("alter persistent configuration, effect observed on next boot")
    },
    {.name = "force",
     .type = VSH_OT_BOOL,
     .help = N_("force media changing")
    },
12644 12645 12646 12647
    {.name = "print-xml",
     .type = VSH_OT_BOOL,
     .help = N_("print XML document rather than change media")
    },
12648 12649 12650 12651
    {.name = "block",
     .type = VSH_OT_BOOL,
     .help = N_("source media is a block device")
    },
12652
    {.name = NULL}
12653 12654 12655 12656 12657 12658 12659 12660
};

static bool
cmdChangeMedia(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *source = NULL;
    const char *path = NULL;
12661
    char *doc = NULL;
12662
    xmlNodePtr disk_node = NULL;
12663
    char *disk_xml = NULL;
12664
    bool ret = false;
12665
    virshUpdateDiskXMLType update_type;
12666
    const char *action = NULL;
12667
    const char *success_msg = NULL;
12668 12669 12670 12671 12672 12673 12674
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    bool force = vshCommandOptBool(cmd, "force");
    bool eject = vshCommandOptBool(cmd, "eject");
    bool insert = vshCommandOptBool(cmd, "insert");
    bool update = vshCommandOptBool(cmd, "update");
12675
    bool block = vshCommandOptBool(cmd, "block");
12676
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
12677

12678 12679 12680
    VSH_EXCLUSIVE_OPTIONS_VAR(eject, insert);
    VSH_EXCLUSIVE_OPTIONS_VAR(eject, update);
    VSH_EXCLUSIVE_OPTIONS_VAR(insert, update);
12681

12682 12683
    VSH_EXCLUSIVE_OPTIONS_VAR(eject, block);

12684 12685 12686 12687 12688 12689 12690 12691 12692
    if (vshCommandOptStringReq(ctl, cmd, "source", &source) < 0)
        return false;

    /* Docs state that update without source is eject */
    if (update && !source) {
        update = false;
        eject = true;
    }

12693
    if (eject) {
12694
        update_type = VIRSH_UPDATE_DISK_XML_EJECT;
12695
        action = "eject";
12696
        success_msg = _("Successfully ejected media.");
12697 12698 12699
    }

    if (insert) {
12700
        update_type = VIRSH_UPDATE_DISK_XML_INSERT;
12701
        action = "insert";
12702
        success_msg = _("Successfully inserted media.");
12703 12704 12705
    }

    if (update || (!eject && !insert)) {
12706
        update_type = VIRSH_UPDATE_DISK_XML_UPDATE;
12707
        action = "update";
12708
        success_msg = _("Successfully updated media.");
12709 12710
    }

12711 12712
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
12713

12714 12715 12716 12717
    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
12718 12719 12720
    if (force)
        flags |= VIR_DOMAIN_DEVICE_MODIFY_FORCE;

12721
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
12722
        return false;
12723

12724
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
12725 12726 12727 12728 12729 12730 12731 12732 12733
        goto cleanup;

    if (flags & VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);
    if (!doc)
        goto cleanup;

12734
    if (!(disk_node = virshFindDisk(doc, path, VIRSH_FIND_DISK_CHANGEABLE)))
12735 12736
        goto cleanup;

12737 12738
    if (!(disk_xml = virshUpdateDiskXML(disk_node, source, block, path,
                                        update_type)))
12739 12740
        goto cleanup;

12741 12742 12743 12744 12745 12746 12747 12748
    if (vshCommandOptBool(cmd, "print-xml")) {
        vshPrint(ctl, "%s", disk_xml);
    } else {
        if (virDomainUpdateDeviceFlags(dom, disk_xml, flags) != 0) {
            vshError(ctl, _("Failed to complete action %s on media"), action);
            goto cleanup;
        }

12749
        vshPrint(ctl, "%s", success_msg);
12750 12751 12752 12753
    }

    ret = true;

12754
 cleanup:
12755 12756 12757
    VIR_FREE(doc);
    xmlFreeNode(disk_node);
    VIR_FREE(disk_xml);
12758
    virDomainFree(dom);
12759 12760
    return ret;
}
12761

12762
static const vshCmdInfo info_domfstrim[] = {
12763 12764 12765 12766 12767 12768 12769
    {.name = "help",
     .data = N_("Invoke fstrim on domain's mounted filesystems.")
    },
    {.name = "desc",
     .data = N_("Invoke fstrim on domain's mounted filesystems.")
    },
    {.name = NULL}
12770 12771 12772
};

static const vshCmdOptDef opts_domfstrim[] = {
12773 12774 12775 12776 12777 12778 12779 12780 12781 12782 12783
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "minimum",
     .type = VSH_OT_INT,
     .help = N_("Just a hint to ignore contiguous "
                "free ranges smaller than this (Bytes)")
    },
    {.name = "mountpoint",
12784
     .type = VSH_OT_STRING,
12785 12786
     .help = N_("which mount point to trim")
    },
12787
    {.name = NULL}
12788 12789 12790 12791 12792 12793 12794 12795 12796 12797
};
static bool
cmdDomFSTrim(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    unsigned long long minimum = 0;
    const char *mountPoint = NULL;
    unsigned int flags = 0;

12798
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
12799
        return ret;
12800

12801
    if (vshCommandOptULongLong(ctl, cmd, "minimum", &minimum) < 0)
12802 12803
        goto cleanup;

12804
    if (vshCommandOptStringReq(ctl, cmd, "mountpoint", &mountPoint) < 0)
12805 12806 12807 12808 12809 12810 12811 12812 12813
        goto cleanup;

    if (virDomainFSTrim(dom, mountPoint, minimum, flags) < 0) {
        vshError(ctl, _("Unable to invoke fstrim"));
        goto cleanup;
    }

    ret = true;

12814
 cleanup:
12815
    virDomainFree(dom);
12816 12817 12818
    return ret;
}

12819 12820 12821 12822 12823 12824 12825 12826 12827 12828 12829 12830 12831 12832 12833 12834 12835 12836 12837 12838 12839 12840 12841 12842 12843 12844 12845 12846 12847 12848 12849
static const vshCmdInfo info_domfsfreeze[] = {
    {.name = "help",
     .data = N_("Freeze domain's mounted filesystems.")
    },
    {.name = "desc",
     .data = N_("Freeze domain's mounted filesystems.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_domfsfreeze[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mountpoint",
     .type = VSH_OT_ARGV,
     .help = N_("mountpoint path to be frozen")
    },
    {.name = NULL}
};
static bool
cmdDomFSFreeze(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    int ret = -1;
    const vshCmdOpt *opt = NULL;
    const char **mountpoints = NULL;
    size_t nmountpoints = 0;

12850
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
12851 12852
        return false;

12853
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
12854 12855 12856 12857 12858 12859 12860 12861 12862 12863 12864 12865 12866 12867 12868 12869 12870 12871 12872 12873 12874 12875 12876 12877 12878 12879 12880 12881 12882 12883 12884 12885 12886 12887 12888 12889 12890 12891 12892 12893 12894 12895 12896 12897 12898 12899 12900 12901 12902 12903 12904 12905 12906
        if (VIR_EXPAND_N(mountpoints, nmountpoints, 1) < 0) {
            vshError(ctl, _("%s: %d: failed to allocate mountpoints"),
                     __FILE__, __LINE__);
            goto cleanup;
        }
        mountpoints[nmountpoints-1] = opt->data;
    }

    ret = virDomainFSFreeze(dom, mountpoints, nmountpoints, 0);
    if (ret < 0) {
        vshError(ctl, _("Unable to freeze filesystems"));
        goto cleanup;
    }

    vshPrint(ctl, _("Froze %d filesystem(s)\n"), ret);

 cleanup:
    VIR_FREE(mountpoints);
    virDomainFree(dom);
    return ret >= 0;
}

static const vshCmdInfo info_domfsthaw[] = {
    {.name = "help",
     .data = N_("Thaw domain's mounted filesystems.")
    },
    {.name = "desc",
     .data = N_("Thaw domain's mounted filesystems.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_domfsthaw[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mountpoint",
     .type = VSH_OT_ARGV,
     .help = N_("mountpoint path to be thawed")
    },
    {.name = NULL}
};
static bool
cmdDomFSThaw(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    int ret = -1;
    const vshCmdOpt *opt = NULL;
    const char **mountpoints = NULL;
    size_t nmountpoints = 0;

12907
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
12908 12909
        return false;

12910
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
12911 12912 12913 12914 12915 12916 12917 12918 12919 12920 12921 12922 12923 12924 12925 12926 12927 12928 12929 12930 12931 12932
        if (VIR_EXPAND_N(mountpoints, nmountpoints, 1) < 0) {
            vshError(ctl, _("%s: %d: failed to allocate mountpoints"),
                     __FILE__, __LINE__);
            goto cleanup;
        }
        mountpoints[nmountpoints-1] = opt->data;
    }

    ret = virDomainFSThaw(dom, mountpoints, nmountpoints, 0);
    if (ret < 0) {
        vshError(ctl, _("Unable to thaw filesystems"));
        goto cleanup;
    }

    vshPrint(ctl, _("Thawed %d filesystem(s)\n"), ret);

 cleanup:
    VIR_FREE(mountpoints);
    virDomainFree(dom);
    return ret >= 0;
}

T
Tomoki Sekiyama 已提交
12933 12934 12935 12936 12937 12938 12939 12940 12941 12942 12943 12944 12945 12946 12947 12948 12949 12950 12951 12952 12953 12954 12955 12956 12957 12958 12959
static const vshCmdInfo info_domfsinfo[] = {
    {.name = "help",
     .data = N_("Get information of domain's mounted filesystems.")
    },
    {.name = "desc",
     .data = N_("Get information of domain's mounted filesystems.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_domfsinfo[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
};

static bool
cmdDomFSInfo(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    int ret = -1;
    size_t i, j;
    virDomainFSInfoPtr *info;

12960
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
T
Tomoki Sekiyama 已提交
12961 12962 12963 12964 12965 12966 12967 12968 12969 12970 12971 12972 12973 12974 12975 12976 12977
        return false;

    ret = virDomainGetFSInfo(dom, &info, 0);
    if (ret < 0) {
        vshError(ctl, _("Unable to get filesystem information"));
        goto cleanup;
    }
    if (ret == 0) {
        vshError(ctl, _("No filesystems are mounted in the domain"));
        goto cleanup;
    }

    if (info) {
        vshPrintExtra(ctl, "%-36s %-8s %-8s %s\n",
                      _("Mountpoint"), _("Name"), _("Type"), _("Target"));
        vshPrintExtra(ctl, "-------------------------------------------------------------------\n");
        for (i = 0; i < ret; i++) {
12978 12979
            vshPrint(ctl, "%-36s %-8s %-8s ",
                     info[i]->mountpoint, info[i]->name, info[i]->fstype);
T
Tomoki Sekiyama 已提交
12980
            for (j = 0; j < info[i]->ndevAlias; j++) {
12981
                vshPrint(ctl, "%s", info[i]->devAlias[j]);
T
Tomoki Sekiyama 已提交
12982 12983 12984 12985 12986 12987 12988 12989 12990 12991 12992 12993 12994 12995 12996
                if (j != info[i]->ndevAlias - 1)
                    vshPrint(ctl, ",");
            }
            vshPrint(ctl, "\n");

            virDomainFSInfoFree(info[i]);
        }
        VIR_FREE(info);
    }

 cleanup:
    virDomainFree(dom);
    return ret >= 0;
}

E
Eric Blake 已提交
12997
const vshCmdDef domManagementCmds[] = {
12998 12999 13000 13001 13002 13003 13004 13005 13006 13007 13008 13009 13010 13011 13012 13013 13014 13015 13016 13017 13018 13019 13020 13021 13022 13023 13024 13025 13026 13027 13028 13029 13030 13031 13032 13033 13034 13035 13036 13037 13038 13039 13040 13041 13042 13043 13044 13045 13046 13047 13048 13049 13050 13051 13052 13053 13054 13055 13056 13057 13058 13059 13060 13061 13062 13063 13064 13065 13066 13067 13068 13069
    {.name = "attach-device",
     .handler = cmdAttachDevice,
     .opts = opts_attach_device,
     .info = info_attach_device,
     .flags = 0
    },
    {.name = "attach-disk",
     .handler = cmdAttachDisk,
     .opts = opts_attach_disk,
     .info = info_attach_disk,
     .flags = 0
    },
    {.name = "attach-interface",
     .handler = cmdAttachInterface,
     .opts = opts_attach_interface,
     .info = info_attach_interface,
     .flags = 0
    },
    {.name = "autostart",
     .handler = cmdAutostart,
     .opts = opts_autostart,
     .info = info_autostart,
     .flags = 0
    },
    {.name = "blkdeviotune",
     .handler = cmdBlkdeviotune,
     .opts = opts_blkdeviotune,
     .info = info_blkdeviotune,
     .flags = 0
    },
    {.name = "blkiotune",
     .handler = cmdBlkiotune,
     .opts = opts_blkiotune,
     .info = info_blkiotune,
     .flags = 0
    },
    {.name = "blockcommit",
     .handler = cmdBlockCommit,
     .opts = opts_block_commit,
     .info = info_block_commit,
     .flags = 0
    },
    {.name = "blockcopy",
     .handler = cmdBlockCopy,
     .opts = opts_block_copy,
     .info = info_block_copy,
     .flags = 0
    },
    {.name = "blockjob",
     .handler = cmdBlockJob,
     .opts = opts_block_job,
     .info = info_block_job,
     .flags = 0
    },
    {.name = "blockpull",
     .handler = cmdBlockPull,
     .opts = opts_block_pull,
     .info = info_block_pull,
     .flags = 0
    },
    {.name = "blockresize",
     .handler = cmdBlockResize,
     .opts = opts_block_resize,
     .info = info_block_resize,
     .flags = 0
    },
    {.name = "change-media",
     .handler = cmdChangeMedia,
     .opts = opts_change_media,
     .info = info_change_media,
     .flags = 0
    },
13070
#ifndef WIN32
13071 13072 13073 13074 13075 13076
    {.name = "console",
     .handler = cmdConsole,
     .opts = opts_console,
     .info = info_console,
     .flags = 0
    },
13077
#endif
13078 13079 13080 13081 13082 13083 13084 13085 13086 13087 13088 13089 13090 13091 13092 13093 13094 13095 13096 13097 13098 13099 13100 13101 13102 13103 13104 13105 13106 13107 13108 13109 13110 13111 13112 13113 13114 13115 13116 13117 13118 13119 13120 13121 13122 13123 13124 13125 13126 13127 13128 13129 13130 13131 13132 13133 13134 13135 13136 13137 13138 13139 13140 13141 13142 13143
    {.name = "cpu-baseline",
     .handler = cmdCPUBaseline,
     .opts = opts_cpu_baseline,
     .info = info_cpu_baseline,
     .flags = 0
    },
    {.name = "cpu-compare",
     .handler = cmdCPUCompare,
     .opts = opts_cpu_compare,
     .info = info_cpu_compare,
     .flags = 0
    },
    {.name = "cpu-stats",
     .handler = cmdCPUStats,
     .opts = opts_cpu_stats,
     .info = info_cpu_stats,
     .flags = 0
    },
    {.name = "create",
     .handler = cmdCreate,
     .opts = opts_create,
     .info = info_create,
     .flags = 0
    },
    {.name = "define",
     .handler = cmdDefine,
     .opts = opts_define,
     .info = info_define,
     .flags = 0
    },
    {.name = "desc",
     .handler = cmdDesc,
     .opts = opts_desc,
     .info = info_desc,
     .flags = 0
    },
    {.name = "destroy",
     .handler = cmdDestroy,
     .opts = opts_destroy,
     .info = info_destroy,
     .flags = 0
    },
    {.name = "detach-device",
     .handler = cmdDetachDevice,
     .opts = opts_detach_device,
     .info = info_detach_device,
     .flags = 0
    },
    {.name = "detach-disk",
     .handler = cmdDetachDisk,
     .opts = opts_detach_disk,
     .info = info_detach_disk,
     .flags = 0
    },
    {.name = "detach-interface",
     .handler = cmdDetachInterface,
     .opts = opts_detach_interface,
     .info = info_detach_interface,
     .flags = 0
    },
    {.name = "domdisplay",
     .handler = cmdDomDisplay,
     .opts = opts_domdisplay,
     .info = info_domdisplay,
     .flags = 0
    },
13144 13145 13146 13147 13148 13149 13150 13151 13152 13153 13154 13155
    {.name = "domfsfreeze",
     .handler = cmdDomFSFreeze,
     .opts = opts_domfsfreeze,
     .info = info_domfsfreeze,
     .flags = 0
    },
    {.name = "domfsthaw",
     .handler = cmdDomFSThaw,
     .opts = opts_domfsthaw,
     .info = info_domfsthaw,
     .flags = 0
    },
T
Tomoki Sekiyama 已提交
13156 13157 13158 13159 13160 13161
    {.name = "domfsinfo",
     .handler = cmdDomFSInfo,
     .opts = opts_domfsinfo,
     .info = info_domfsinfo,
     .flags = 0
    },
13162 13163 13164 13165 13166 13167 13168 13169 13170 13171 13172 13173 13174 13175 13176 13177 13178 13179 13180 13181 13182 13183 13184 13185 13186 13187 13188 13189 13190 13191 13192 13193 13194 13195 13196 13197 13198 13199 13200 13201 13202 13203 13204 13205 13206 13207 13208 13209
    {.name = "domfstrim",
     .handler = cmdDomFSTrim,
     .opts = opts_domfstrim,
     .info = info_domfstrim,
     .flags = 0
    },
    {.name = "domhostname",
     .handler = cmdDomHostname,
     .opts = opts_domhostname,
     .info = info_domhostname,
     .flags = 0
    },
    {.name = "domid",
     .handler = cmdDomid,
     .opts = opts_domid,
     .info = info_domid,
     .flags = 0
    },
    {.name = "domif-setlink",
     .handler = cmdDomIfSetLink,
     .opts = opts_domif_setlink,
     .info = info_domif_setlink,
     .flags = 0
    },
    {.name = "domiftune",
     .handler = cmdDomIftune,
     .opts = opts_domiftune,
     .info = info_domiftune,
     .flags = 0
    },
    {.name = "domjobabort",
     .handler = cmdDomjobabort,
     .opts = opts_domjobabort,
     .info = info_domjobabort,
     .flags = 0
    },
    {.name = "domjobinfo",
     .handler = cmdDomjobinfo,
     .opts = opts_domjobinfo,
     .info = info_domjobinfo,
     .flags = 0
    },
    {.name = "domname",
     .handler = cmdDomname,
     .opts = opts_domname,
     .info = info_domname,
     .flags = 0
    },
13210 13211 13212 13213 13214 13215
    {.name = "domrename",
     .handler = cmdDomrename,
     .opts = opts_domrename,
     .info = info_domrename,
     .flags = 0
    },
13216 13217 13218 13219 13220 13221 13222 13223 13224 13225 13226 13227 13228 13229 13230 13231 13232 13233 13234 13235 13236 13237 13238 13239 13240 13241 13242 13243 13244 13245 13246 13247 13248 13249 13250 13251 13252 13253 13254 13255 13256 13257 13258 13259 13260 13261 13262 13263
    {.name = "dompmsuspend",
     .handler = cmdDomPMSuspend,
     .opts = opts_dom_pm_suspend,
     .info = info_dom_pm_suspend,
     .flags = 0
    },
    {.name = "dompmwakeup",
     .handler = cmdDomPMWakeup,
     .opts = opts_dom_pm_wakeup,
     .info = info_dom_pm_wakeup,
     .flags = 0
    },
    {.name = "domuuid",
     .handler = cmdDomuuid,
     .opts = opts_domuuid,
     .info = info_domuuid,
     .flags = 0
    },
    {.name = "domxml-from-native",
     .handler = cmdDomXMLFromNative,
     .opts = opts_domxmlfromnative,
     .info = info_domxmlfromnative,
     .flags = 0
    },
    {.name = "domxml-to-native",
     .handler = cmdDomXMLToNative,
     .opts = opts_domxmltonative,
     .info = info_domxmltonative,
     .flags = 0
    },
    {.name = "dump",
     .handler = cmdDump,
     .opts = opts_dump,
     .info = info_dump,
     .flags = 0
    },
    {.name = "dumpxml",
     .handler = cmdDumpXML,
     .opts = opts_dumpxml,
     .info = info_dumpxml,
     .flags = 0
    },
    {.name = "edit",
     .handler = cmdEdit,
     .opts = opts_edit,
     .info = info_edit,
     .flags = 0
    },
13264 13265 13266 13267 13268 13269
    {.name = "event",
     .handler = cmdEvent,
     .opts = opts_event,
     .info = info_event,
     .flags = 0
    },
13270 13271 13272 13273 13274 13275
    {.name = "inject-nmi",
     .handler = cmdInjectNMI,
     .opts = opts_inject_nmi,
     .info = info_inject_nmi,
     .flags = 0
    },
13276 13277 13278 13279
    {.name = "iothreadinfo",
     .handler = cmdIOThreadInfo,
     .opts = opts_iothreadinfo,
     .info = info_iothreadinfo,
J
John Ferlan 已提交
13280 13281
     .flags = 0
    },
J
John Ferlan 已提交
13282 13283 13284 13285 13286 13287
    {.name = "iothreadpin",
     .handler = cmdIOThreadPin,
     .opts = opts_iothreadpin,
     .info = info_iothreadpin,
     .flags = 0
    },
13288 13289 13290 13291 13292 13293 13294 13295 13296 13297 13298 13299
    {.name = "iothreadadd",
     .handler = cmdIOThreadAdd,
     .opts = opts_iothreadadd,
     .info = info_iothreadadd,
     .flags = 0
    },
    {.name = "iothreaddel",
     .handler = cmdIOThreadDel,
     .opts = opts_iothreaddel,
     .info = info_iothreaddel,
     .flags = 0
    },
13300 13301 13302 13303 13304 13305 13306 13307 13308 13309 13310 13311 13312 13313 13314 13315 13316 13317 13318 13319 13320 13321 13322 13323 13324 13325 13326 13327 13328 13329 13330 13331 13332 13333 13334 13335
    {.name = "send-key",
     .handler = cmdSendKey,
     .opts = opts_send_key,
     .info = info_send_key,
     .flags = 0
    },
    {.name = "send-process-signal",
     .handler = cmdSendProcessSignal,
     .opts = opts_send_process_signal,
     .info = info_send_process_signal,
     .flags = 0
    },
    {.name = "lxc-enter-namespace",
     .handler = cmdLxcEnterNamespace,
     .opts = opts_lxc_enter_namespace,
     .info = info_lxc_enter_namespace,
     .flags = 0
    },
    {.name = "managedsave",
     .handler = cmdManagedSave,
     .opts = opts_managedsave,
     .info = info_managedsave,
     .flags = 0
    },
    {.name = "managedsave-remove",
     .handler = cmdManagedSaveRemove,
     .opts = opts_managedsaveremove,
     .info = info_managedsaveremove,
     .flags = 0
    },
    {.name = "memtune",
     .handler = cmdMemtune,
     .opts = opts_memtune,
     .info = info_memtune,
     .flags = 0
    },
13336 13337 13338 13339 13340 13341
    {.name = "metadata",
     .handler = cmdMetadata,
     .opts = opts_metadata,
     .info = info_metadata,
     .flags = 0
    },
13342 13343 13344 13345 13346 13347 13348 13349 13350 13351 13352 13353
    {.name = "migrate",
     .handler = cmdMigrate,
     .opts = opts_migrate,
     .info = info_migrate,
     .flags = 0
    },
    {.name = "migrate-setmaxdowntime",
     .handler = cmdMigrateSetMaxDowntime,
     .opts = opts_migrate_setmaxdowntime,
     .info = info_migrate_setmaxdowntime,
     .flags = 0
    },
13354 13355 13356 13357 13358 13359
    {.name = "migrate-compcache",
     .handler = cmdMigrateCompCache,
     .opts = opts_migrate_compcache,
     .info = info_migrate_compcache,
     .flags = 0
    },
13360 13361 13362 13363 13364 13365 13366 13367 13368 13369 13370 13371 13372 13373 13374 13375 13376 13377 13378 13379 13380 13381 13382 13383 13384 13385 13386 13387 13388 13389
    {.name = "migrate-setspeed",
     .handler = cmdMigrateSetMaxSpeed,
     .opts = opts_migrate_setspeed,
     .info = info_migrate_setspeed,
     .flags = 0
    },
    {.name = "migrate-getspeed",
     .handler = cmdMigrateGetMaxSpeed,
     .opts = opts_migrate_getspeed,
     .info = info_migrate_getspeed,
     .flags = 0
    },
    {.name = "numatune",
     .handler = cmdNumatune,
     .opts = opts_numatune,
     .info = info_numatune,
     .flags = 0
    },
    {.name = "qemu-attach",
     .handler = cmdQemuAttach,
     .opts = opts_qemu_attach,
     .info = info_qemu_attach,
     .flags = 0
    },
    {.name = "qemu-monitor-command",
     .handler = cmdQemuMonitorCommand,
     .opts = opts_qemu_monitor_command,
     .info = info_qemu_monitor_command,
     .flags = 0
    },
E
Eric Blake 已提交
13390 13391 13392 13393 13394 13395
    {.name = "qemu-monitor-event",
     .handler = cmdQemuMonitorEvent,
     .opts = opts_qemu_monitor_event,
     .info = info_qemu_monitor_event,
     .flags = 0
    },
13396 13397 13398 13399 13400 13401 13402 13403 13404 13405 13406 13407 13408 13409 13410 13411 13412 13413 13414 13415 13416 13417 13418 13419 13420 13421 13422 13423 13424 13425 13426 13427 13428 13429 13430 13431 13432 13433 13434 13435 13436 13437 13438 13439 13440 13441 13442 13443 13444 13445 13446 13447 13448 13449 13450 13451 13452 13453 13454 13455 13456 13457 13458 13459 13460 13461
    {.name = "qemu-agent-command",
     .handler = cmdQemuAgentCommand,
     .opts = opts_qemu_agent_command,
     .info = info_qemu_agent_command,
     .flags = 0
    },
    {.name = "reboot",
     .handler = cmdReboot,
     .opts = opts_reboot,
     .info = info_reboot,
     .flags = 0
    },
    {.name = "reset",
     .handler = cmdReset,
     .opts = opts_reset,
     .info = info_reset,
     .flags = 0
    },
    {.name = "restore",
     .handler = cmdRestore,
     .opts = opts_restore,
     .info = info_restore,
     .flags = 0
    },
    {.name = "resume",
     .handler = cmdResume,
     .opts = opts_resume,
     .info = info_resume,
     .flags = 0
    },
    {.name = "save",
     .handler = cmdSave,
     .opts = opts_save,
     .info = info_save,
     .flags = 0
    },
    {.name = "save-image-define",
     .handler = cmdSaveImageDefine,
     .opts = opts_save_image_define,
     .info = info_save_image_define,
     .flags = 0
    },
    {.name = "save-image-dumpxml",
     .handler = cmdSaveImageDumpxml,
     .opts = opts_save_image_dumpxml,
     .info = info_save_image_dumpxml,
     .flags = 0
    },
    {.name = "save-image-edit",
     .handler = cmdSaveImageEdit,
     .opts = opts_save_image_edit,
     .info = info_save_image_edit,
     .flags = 0
    },
    {.name = "schedinfo",
     .handler = cmdSchedinfo,
     .opts = opts_schedinfo,
     .info = info_schedinfo,
     .flags = 0
    },
    {.name = "screenshot",
     .handler = cmdScreenshot,
     .opts = opts_screenshot,
     .info = info_screenshot,
     .flags = 0
    },
13462 13463 13464 13465 13466 13467
    {.name = "set-user-password",
     .handler = cmdSetUserPassword,
     .opts = opts_set_user_password,
     .info = info_set_user_password,
     .flags = 0
    },
13468 13469 13470 13471 13472 13473 13474 13475 13476 13477 13478 13479 13480 13481 13482 13483 13484 13485 13486 13487 13488 13489 13490 13491 13492 13493 13494 13495 13496 13497 13498 13499 13500 13501 13502 13503 13504 13505 13506 13507 13508 13509 13510 13511 13512 13513 13514 13515 13516 13517 13518 13519 13520 13521 13522 13523 13524 13525 13526 13527 13528 13529 13530 13531 13532 13533 13534 13535 13536 13537 13538 13539 13540 13541 13542 13543 13544 13545 13546 13547 13548 13549 13550 13551 13552
    {.name = "setmaxmem",
     .handler = cmdSetmaxmem,
     .opts = opts_setmaxmem,
     .info = info_setmaxmem,
     .flags = 0
    },
    {.name = "setmem",
     .handler = cmdSetmem,
     .opts = opts_setmem,
     .info = info_setmem,
     .flags = 0
    },
    {.name = "setvcpus",
     .handler = cmdSetvcpus,
     .opts = opts_setvcpus,
     .info = info_setvcpus,
     .flags = 0
    },
    {.name = "shutdown",
     .handler = cmdShutdown,
     .opts = opts_shutdown,
     .info = info_shutdown,
     .flags = 0
    },
    {.name = "start",
     .handler = cmdStart,
     .opts = opts_start,
     .info = info_start,
     .flags = 0
    },
    {.name = "suspend",
     .handler = cmdSuspend,
     .opts = opts_suspend,
     .info = info_suspend,
     .flags = 0
    },
    {.name = "ttyconsole",
     .handler = cmdTTYConsole,
     .opts = opts_ttyconsole,
     .info = info_ttyconsole,
     .flags = 0
    },
    {.name = "undefine",
     .handler = cmdUndefine,
     .opts = opts_undefine,
     .info = info_undefine,
     .flags = 0
    },
    {.name = "update-device",
     .handler = cmdUpdateDevice,
     .opts = opts_update_device,
     .info = info_update_device,
     .flags = 0
    },
    {.name = "vcpucount",
     .handler = cmdVcpucount,
     .opts = opts_vcpucount,
     .info = info_vcpucount,
     .flags = 0
    },
    {.name = "vcpuinfo",
     .handler = cmdVcpuinfo,
     .opts = opts_vcpuinfo,
     .info = info_vcpuinfo,
     .flags = 0
    },
    {.name = "vcpupin",
     .handler = cmdVcpuPin,
     .opts = opts_vcpupin,
     .info = info_vcpupin,
     .flags = 0
    },
    {.name = "emulatorpin",
     .handler = cmdEmulatorPin,
     .opts = opts_emulatorpin,
     .info = info_emulatorpin,
     .flags = 0
    },
    {.name = "vncdisplay",
     .handler = cmdVNCDisplay,
     .opts = opts_vncdisplay,
     .info = info_vncdisplay,
     .flags = 0
    },
    {.name = NULL}
13553
};