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virsh-domain.c 373.0 KB
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/*
 * virsh-domain.c: Commands to manage domain
 *
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 * Copyright (C) 2005, 2007-2016 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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#include "virsh-nodedev.h"
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/* Gnulib doesn't guarantee SA_SIGINFO support.  */
#ifndef SA_SIGINFO
# define SA_SIGINFO 0
#endif

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#define VIRSH_COMMON_OPT_DOMAIN_FULL                       \
    VIRSH_COMMON_OPT_DOMAIN(N_("domain name, id or uuid")) \
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#define VIRSH_COMMON_OPT_DOMAIN_PERSISTENT             \
    {.name = "persistent",                             \
     .type = VSH_OT_BOOL,                              \
     .help = N_("make live change persistent")         \
    }                                                  \

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#define VIRSH_COMMON_OPT_DOMAIN_CONFIG                 \
    VIRSH_COMMON_OPT_CONFIG(N_("affect next boot"))    \

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#define VIRSH_COMMON_OPT_DOMAIN_LIVE                   \
    VIRSH_COMMON_OPT_LIVE(N_("affect running domain")) \

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#define VIRSH_COMMON_OPT_DOMAIN_CURRENT                   \
    VIRSH_COMMON_OPT_CURRENT(N_("affect current domain")) \

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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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    VIRSH_COMMON_OPT_DOMAIN_FULL,
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    VIRSH_COMMON_OPT_FILE(N_("XML file")),
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    VIRSH_COMMON_OPT_DOMAIN_PERSISTENT,
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    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
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    VIRSH_COMMON_OPT_DOMAIN_LIVE,
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    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
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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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    VIRSH_COMMON_OPT_DOMAIN_FULL,
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    {.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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    VIRSH_COMMON_OPT_DOMAIN_PERSISTENT,
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    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
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    VIRSH_COMMON_OPT_DOMAIN_LIVE,
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    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
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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;

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    if (virStrToLong_ui(domain, &bus, 16, &pciAddr->domain) != 0)
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        return -1;

    bus++;
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    if (virStrToLong_ui(bus, &slot, 16, &pciAddr->bus) != 0)
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        return -1;

    slot++;
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    if (virStrToLong_ui(slot, &function, 16, &pciAddr->slot) != 0)
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        return -1;

    function++;
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    if (virStrToLong_ui(function, NULL, 16, &pciAddr->function) != 0)
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        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, 10, &scsiAddr->controller) != 0)
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        return -1;

    bus++;
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    if (virStrToLong_uip(bus, &unit, 10, &scsiAddr->bus) != 0)
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        return -1;

    unit++;
477
    if (virStrToLong_ullp(unit, NULL, 10, &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;

494
    if (virStrToLong_ui(controller, &bus, 10, &ideAddr->controller) != 0)
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        return -1;

    bus++;
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    if (virStrToLong_ui(bus, &unit, 10, &ideAddr->bus) != 0)
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        return -1;

    unit++;
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    if (virStrToLong_ui(unit, NULL, 10, &ideAddr->unit) != 0)
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        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;

519
    if (virStrToLong_ui(cssid, &ssid, 16, &ccwAddr->cssid) != 0)
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        return -1;

    ssid++;
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    if (virStrToLong_ui(ssid, &devno, 16, &ccwAddr->ssid) != 0)
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        return -1;

    devno++;
527
    if (virStrToLong_ui(devno, NULL, 16, &ccwAddr->devno) != 0)
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        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;
581
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
582 583
    const char *stype = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
584
    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 ||
610
        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");
649
    virBufferAdjustIndent(&buf, 2);
650

651
    if (driver || subdriver || iothread || cache) {
652
        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);
679

680
    if (wwn)
681
        virBufferAsprintf(&buf, "<wwn>%s</wwn>\n", wwn);
682

683 684 685 686 687 688 689 690 691
    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,
692
                                  "<address type='pci' domain='0x%04x'"
693 694 695 696 697 698
                                  " 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");
699 700 701 702 703 704
            } 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);
705
            } else {
706 707
                vshError(ctl, "%s",
                         _("expecting a pci:0000.00.00.00 or ccw:00.0.0000 address."));
708 709 710 711 712
                goto cleanup;
            }
        } else if (STRPREFIX((const char *)target, "sd")) {
            if (diskAddr.type == DISK_ADDR_TYPE_SCSI) {
                virBufferAsprintf(&buf,
713
                                  "<address type='drive' controller='%u'"
714
                                  " bus='%u' unit='%llu' />\n",
715 716 717 718 719 720 721 722 723
                                  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,
724 725
                                  "<address type='drive' controller='%u'"
                                  " bus='%u' unit='%u' />\n",
726 727 728 729 730 731 732 733 734
                                  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;
            }
        }
    }

735
    virBufferAdjustIndent(&buf, -2);
736 737 738 739
    virBufferAddLit(&buf, "</disk>\n");

    if (virBufferError(&buf)) {
        vshPrint(ctl, "%s", _("Failed to allocate XML buffer"));
H
Hongwei Bi 已提交
740
        goto cleanup;
741 742 743 744
    }

    xml = virBufferContentAndReset(&buf);

745 746 747 748 749 750
    if (vshCommandOptBool(cmd, "print-xml")) {
        vshPrint(ctl, "%s", xml);
        functionReturn = true;
        goto cleanup;
    }

751
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
752 753 754 755 756 757
        goto cleanup;

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

758
    if (flags || current)
759
        ret = virDomainAttachDeviceFlags(dom, xml, flags);
760
    else
761 762 763 764 765 766 767 768 769 770
        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:
771
    VIR_FREE(xml);
772 773
    if (dom)
        virDomainFree(dom);
774 775 776 777 778 779 780 781
    virBufferFreeAndReset(&buf);
    return functionReturn;
}

/*
 * "attach-interface" command
 */
static const vshCmdInfo info_attach_interface[] = {
782 783 784 785 786 787 788
    {.name = "help",
     .data = N_("attach network interface")
    },
    {.name = "desc",
     .data = N_("Attach new network interface.")
    },
    {.name = NULL}
789 790 791
};

static const vshCmdOptDef opts_attach_interface[] = {
792
    VIRSH_COMMON_OPT_DOMAIN_FULL,
793 794 795 796 797 798 799 800 801 802 803
    {.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",
804
     .type = VSH_OT_STRING,
805 806 807
     .help = N_("target network name")
    },
    {.name = "mac",
808
     .type = VSH_OT_STRING,
809 810 811
     .help = N_("MAC address")
    },
    {.name = "script",
812
     .type = VSH_OT_STRING,
813 814 815
     .help = N_("script used to bridge network interface")
    },
    {.name = "model",
816
     .type = VSH_OT_STRING,
817 818 819
     .help = N_("model type")
    },
    {.name = "inbound",
820
     .type = VSH_OT_STRING,
821 822 823
     .help = N_("control domain's incoming traffics")
    },
    {.name = "outbound",
824
     .type = VSH_OT_STRING,
825 826
     .help = N_("control domain's outgoing traffics")
    },
827
    VIRSH_COMMON_OPT_DOMAIN_PERSISTENT,
828
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
829
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
830
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
831 832 833 834
    {.name = "print-xml",
     .type = VSH_OT_BOOL,
     .help = N_("print XML document rather than attach the interface")
    },
835 836 837 838
    {.name = "managed",
     .type = VSH_OT_BOOL,
     .help = N_("libvirt will automatically detach/attach the device from/to host")
    },
839
    {.name = NULL}
840 841 842
};

/* parse inbound and outbound which are in the format of
843
 * 'average,peak,burst,floor', in which peak and burst are optional,
844
 * thus 'average,,burst' and 'average,peak' are also legal. */
845

846
#define VIRSH_PARSE_RATE_FIELD(index, name)                                      \
847 848 849 850 851 852 853 854 855 856
    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
857 858 859
virshParseRateStr(vshControl *ctl,
                  const char *rateStr,
                  virNetDevBandwidthRatePtr rate)
860
{
861 862
    char **tok = NULL;
    size_t ntok;
M
Michal Privoznik 已提交
863
    int ret = -1;
864

865
    if (!(tok = virStringSplitCount(rateStr, ",", 0, &ntok)))
866 867
        return -1;

868 869 870
    if (ntok > 4) {
        vshError(ctl, _("Rate string '%s' has too many fields"), rateStr);
        goto cleanup;
871 872
    }

873 874 875 876
    VIRSH_PARSE_RATE_FIELD(0, average);
    VIRSH_PARSE_RATE_FIELD(1, peak);
    VIRSH_PARSE_RATE_FIELD(2, burst);
    VIRSH_PARSE_RATE_FIELD(3, floor);
877

M
Michal Privoznik 已提交
878 879
    ret = 0;
 cleanup:
880
    virStringFreeList(tok);
M
Michal Privoznik 已提交
881
    return ret;
882 883
}

884
#undef VIRSH_PARSE_RATE_FIELD
885

886 887 888 889 890
static bool
cmdAttachInterface(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *mac = NULL, *target = NULL, *script = NULL,
891 892
               *type = NULL, *source = NULL, *model = NULL,
               *inboundStr = NULL, *outboundStr = NULL;
893
    virNetDevBandwidthRate inbound, outbound;
894
    virDomainNetType typ;
895 896 897
    int ret;
    bool functionReturn = false;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
898
    char *xml = NULL;
899 900 901 902 903
    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");
904
    bool managed = vshCommandOptBool(cmd, "managed");
905 906 907 908 909 910 911 912 913 914

    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;
915

916 917 918 919 920 921 922 923
    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)
924 925 926
        goto cleanup;

    /* check interface type */
927
    if ((int)(typ = virDomainNetTypeFromString(type)) < 0) {
928 929 930 931 932 933 934
        vshError(ctl, _("No support for %s in command 'attach-interface'"),
                 type);
        goto cleanup;
    }

    if (inboundStr) {
        memset(&inbound, 0, sizeof(inbound));
935
        if (virshParseRateStr(ctl, inboundStr, &inbound) < 0)
936
            goto cleanup;
937 938
        if (!inbound.average && !inbound.floor) {
            vshError(ctl, _("either inbound average or floor is mandatory"));
939 940 941 942 943
            goto cleanup;
        }
    }
    if (outboundStr) {
        memset(&outbound, 0, sizeof(outbound));
944
        if (virshParseRateStr(ctl, outboundStr, &outbound) < 0)
945 946 947 948 949
            goto cleanup;
        if (outbound.average == 0) {
            vshError(ctl, _("outbound average is mandatory"));
            goto cleanup;
        }
950 951 952 953
        if (outbound.floor) {
            vshError(ctl, _("outbound floor is unsupported yet"));
            goto cleanup;
        }
954 955 956
    }

    /* Make XML of interface */
957 958 959 960 961 962
    virBufferAsprintf(&buf, "<interface type='%s'", type);

    if (managed)
        virBufferAddLit(&buf, " managed='yes'>\n");
    else
        virBufferAddLit(&buf, ">\n");
963
    virBufferAdjustIndent(&buf, 2);
964

965 966 967 968 969 970
    switch (typ) {
    case VIR_DOMAIN_NET_TYPE_NETWORK:
    case VIR_DOMAIN_NET_TYPE_BRIDGE:
        virBufferAsprintf(&buf, "<source %s='%s'/>\n",
                          virDomainNetTypeToString(typ), source);
        break;
971 972 973
    case VIR_DOMAIN_NET_TYPE_DIRECT:
        virBufferAsprintf(&buf, "<source dev='%s'/>\n", source);
        break;
974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993
    case VIR_DOMAIN_NET_TYPE_HOSTDEV:
    {
        struct PCIAddress pciAddr = {0, 0, 0, 0};

        if (str2PCIAddress(source, &pciAddr) < 0) {
            vshError(ctl, _("cannot parse pci address '%s' for network "
                            "interface"), source);
            goto cleanup;
        }

        virBufferAddLit(&buf, "<source>\n");
        virBufferAdjustIndent(&buf, 2);
        virBufferAsprintf(&buf, "<address type='pci' domain='0x%.4x'"
                          " bus='0x%.2x' slot='0x%.2x' function='0x%.1x'/>\n",
                          pciAddr.domain, pciAddr.bus,
                          pciAddr.slot, pciAddr.function);
        virBufferAdjustIndent(&buf, -2);
        virBufferAddLit(&buf, "</source>\n");
        break;
    }
994 995 996 997 998 999 1000

    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:
1001
    case VIR_DOMAIN_NET_TYPE_UDP:
1002 1003 1004 1005 1006 1007 1008
    case VIR_DOMAIN_NET_TYPE_INTERNAL:
    case VIR_DOMAIN_NET_TYPE_LAST:
        vshError(ctl, _("No support for %s in command 'attach-interface'"),
                 type);
        goto cleanup;
        break;
    }
1009 1010

    if (target != NULL)
1011
        virBufferAsprintf(&buf, "<target dev='%s'/>\n", target);
1012
    if (mac != NULL)
1013
        virBufferAsprintf(&buf, "<mac address='%s'/>\n", mac);
1014
    if (script != NULL)
1015
        virBufferAsprintf(&buf, "<script path='%s'/>\n", script);
1016
    if (model != NULL)
1017
        virBufferAsprintf(&buf, "<model type='%s'/>\n", model);
1018 1019

    if (inboundStr || outboundStr) {
1020 1021
        virBufferAddLit(&buf, "<bandwidth>\n");
        virBufferAdjustIndent(&buf, 2);
1022 1023 1024 1025
        if (inboundStr && (inbound.average || inbound.floor)) {
            virBufferAddLit(&buf, "<inbound");
            if (inbound.average > 0)
                virBufferAsprintf(&buf, " average='%llu'", inbound.average);
1026 1027 1028 1029
            if (inbound.peak > 0)
                virBufferAsprintf(&buf, " peak='%llu'", inbound.peak);
            if (inbound.burst > 0)
                virBufferAsprintf(&buf, " burst='%llu'", inbound.burst);
1030 1031
            if (inbound.floor > 0)
                virBufferAsprintf(&buf, " floor='%llu'", inbound.floor);
1032
            virBufferAddLit(&buf, "/>\n");
1033 1034
        }
        if (outboundStr && outbound.average > 0) {
1035
            virBufferAsprintf(&buf, "<outbound average='%llu'", outbound.average);
1036 1037 1038 1039
            if (outbound.peak > 0)
                virBufferAsprintf(&buf, " peak='%llu'", outbound.peak);
            if (outbound.burst > 0)
                virBufferAsprintf(&buf, " burst='%llu'", outbound.burst);
1040
            virBufferAddLit(&buf, "/>\n");
1041
        }
1042 1043
        virBufferAdjustIndent(&buf, -2);
        virBufferAddLit(&buf, "</bandwidth>\n");
1044 1045
    }

1046
    virBufferAdjustIndent(&buf, -2);
1047 1048 1049 1050 1051 1052 1053 1054 1055
    virBufferAddLit(&buf, "</interface>\n");

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

    xml = virBufferContentAndReset(&buf);

1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068
    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;

1069
    if (flags || current)
1070
        ret = virDomainAttachDeviceFlags(dom, xml, flags);
1071
    else
1072 1073 1074 1075 1076 1077 1078 1079 1080
        ret = virDomainAttachDevice(dom, xml);

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

1081
 cleanup:
1082 1083 1084
    VIR_FREE(xml);
    if (dom)
        virDomainFree(dom);
1085 1086 1087 1088 1089 1090 1091 1092
    virBufferFreeAndReset(&buf);
    return functionReturn;
}

/*
 * "autostart" command
 */
static const vshCmdInfo info_autostart[] = {
1093 1094 1095 1096 1097 1098 1099
    {.name = "help",
     .data = N_("autostart a domain")
    },
    {.name = "desc",
     .data = N_("Configure a domain to be automatically started at boot.")
    },
    {.name = NULL}
1100 1101 1102
};

static const vshCmdOptDef opts_autostart[] = {
1103
    VIRSH_COMMON_OPT_DOMAIN_FULL,
1104 1105 1106 1107 1108
    {.name = "disable",
     .type = VSH_OT_BOOL,
     .help = N_("disable autostarting")
    },
    {.name = NULL}
1109 1110 1111 1112 1113 1114 1115 1116 1117
};

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

1118
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144
        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[] = {
1145 1146 1147 1148 1149 1150 1151
    {.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}
1152 1153 1154
};

static const vshCmdOptDef opts_blkdeviotune[] = {
1155
    VIRSH_COMMON_OPT_DOMAIN_FULL,
1156 1157 1158 1159 1160 1161 1162 1163 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
    {.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")
    },
1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 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
    {.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")
    },
1265
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
1266
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
1267
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
1268
    {.name = NULL}
1269 1270 1271 1272 1273 1274 1275
};

static bool
cmdBlkdeviotune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *name, *disk;
1276
    unsigned long long value;
1277
    int nparams = 0;
1278
    int maxparams = 0;
1279
    virTypedParameterPtr params = NULL;
1280
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
1281
    size_t i;
1282 1283 1284 1285 1286 1287
    int rv = 0;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool ret = false;

1288 1289 1290 1291 1292 1293 1294
    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;
1295

1296
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
1297 1298
        goto cleanup;

1299
    if (vshCommandOptStringReq(ctl, cmd, "device", &disk) < 0)
1300 1301
        goto cleanup;

1302
    if ((rv = vshCommandOptULongLong(ctl, cmd, "total-bytes-sec", &value)) < 0) {
1303
        goto interror;
1304
    } else if (rv > 0) {
1305 1306 1307 1308
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1309 1310
    }

1311
    if ((rv = vshCommandOptULongLong(ctl, cmd, "read-bytes-sec", &value)) < 0) {
1312
        goto interror;
1313
    } else if (rv > 0) {
1314 1315 1316 1317
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1318 1319
    }

1320
    if ((rv = vshCommandOptULongLong(ctl, cmd, "write-bytes-sec", &value)) < 0) {
1321
        goto interror;
1322
    } else if (rv > 0) {
1323 1324 1325 1326
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1327 1328
    }

1329
    if ((rv = vshCommandOptULongLong(ctl, cmd, "total-bytes-sec-max", &value)) < 0) {
1330 1331 1332 1333 1334 1335 1336 1337
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1338
    if ((rv = vshCommandOptULongLong(ctl, cmd, "read-bytes-sec-max", &value)) < 0) {
1339 1340 1341 1342 1343 1344 1345 1346
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_BYTES_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1347
    if ((rv = vshCommandOptULongLong(ctl, cmd, "write-bytes-sec-max", &value)) < 0) {
1348 1349 1350 1351 1352 1353 1354 1355
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_BYTES_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1356
    if ((rv = vshCommandOptULongLong(ctl, cmd, "total-iops-sec", &value)) < 0) {
1357
        goto interror;
1358
    } else if (rv > 0) {
1359 1360 1361 1362
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_IOPS_SEC,
                                    value) < 0)
            goto save_error;
1363 1364
    }

1365
    if ((rv = vshCommandOptULongLong(ctl, cmd, "read-iops-sec", &value)) < 0) {
1366
        goto interror;
1367
    } else if (rv > 0) {
1368 1369 1370 1371
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_IOPS_SEC,
                                    value) < 0)
            goto save_error;
1372 1373
    }

1374
    if ((rv = vshCommandOptULongLong(ctl, cmd, "write-iops-sec", &value)) < 0) {
1375
        goto interror;
1376
    } else if (rv > 0) {
1377 1378 1379
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_IOPS_SEC,
                                    value) < 0)
1380 1381 1382
            goto save_error;
    }

1383
    if ((rv = vshCommandOptULongLong(ctl, cmd, "write-iops-sec-max", &value)) < 0) {
1384 1385 1386 1387 1388 1389 1390 1391
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_IOPS_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1392
    if ((rv = vshCommandOptULongLong(ctl, cmd, "read-iops-sec-max", &value)) < 0) {
1393 1394 1395 1396 1397 1398 1399 1400
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_IOPS_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1401
    if ((rv = vshCommandOptULongLong(ctl, cmd, "total-iops-sec-max", &value)) < 0) {
1402 1403 1404 1405 1406 1407 1408 1409
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_IOPS_SEC_MAX,
                                    value) < 0)
            goto save_error;
    }

1410
    if ((rv = vshCommandOptULongLong(ctl, cmd, "size-iops-sec", &value)) < 0) {
1411 1412 1413 1414 1415
        goto interror;
    } else if (rv > 0) {
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_SIZE_IOPS_SEC,
                                    value) < 0)
1416
            goto save_error;
1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450
    }

    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;

1451
 cleanup:
1452
    virTypedParamsFree(params, nparams);
1453 1454
    if (dom)
        virDomainFree(dom);
1455 1456
    return ret;

1457
 save_error:
1458
    vshSaveLibvirtError();
1459
 error:
1460 1461
    vshError(ctl, "%s", _("Unable to change block I/O throttle"));
    goto cleanup;
1462

1463
 interror:
1464 1465
    vshError(ctl, "%s", _("Unable to parse integer parameter"));
    goto cleanup;
1466 1467 1468 1469 1470 1471
}

/*
 * "blkiotune" command
 */
static const vshCmdInfo info_blkiotune[] = {
1472 1473 1474 1475 1476
    {.name = "help",
     .data = N_("Get or set blkio parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current blkio parameters for a guest"
1477 1478
                " domain.\n"
                "    To get the blkio parameters use following command: \n\n"
1479 1480 1481
                "    virsh # blkiotune <domain>")
    },
    {.name = NULL}
1482 1483 1484
};

static const vshCmdOptDef opts_blkiotune[] = {
1485
    VIRSH_COMMON_OPT_DOMAIN_FULL,
1486 1487
    {.name = "weight",
     .type = VSH_OT_INT,
1488
     .help = N_("IO Weight")
1489 1490 1491 1492 1493
    },
    {.name = "device-weights",
     .type = VSH_OT_STRING,
     .help = N_("per-device IO Weights, in the form of /path/to/device,weight,...")
    },
1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509
    {.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,...")
    },
1510
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
1511
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
1512
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
1513
    {.name = NULL}
1514 1515 1516 1517 1518 1519 1520
};

static bool
cmdBlkiotune(vshControl * ctl, const vshCmd * cmd)
{
    virDomainPtr dom;
    const char *device_weight = NULL;
1521 1522 1523 1524
    const char *device_riops = NULL;
    const char *device_wiops = NULL;
    const char *device_rbps = NULL;
    const char *device_wbps = NULL;
1525 1526
    int weight = 0;
    int nparams = 0;
1527
    int maxparams = 0;
1528
    int rv = 0;
1529
    size_t i;
1530
    virTypedParameterPtr params = NULL;
1531
    bool ret = false;
1532
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
1533 1534 1535 1536
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

1537 1538 1539 1540 1541 1542 1543
    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;
1544

1545
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
1546 1547
        return false;

1548
    if ((rv = vshCommandOptInt(ctl, cmd, "weight", &weight)) < 0) {
1549
        goto cleanup;
1550
    } else if (rv > 0) {
1551 1552 1553 1554
        if (weight <= 0) {
            vshError(ctl, _("Invalid value of %d for I/O weight"), weight);
            goto cleanup;
        }
1555 1556 1557
        if (virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BLKIO_WEIGHT, weight) < 0)
            goto save_error;
1558 1559
    }

1560
    rv = vshCommandOptStringQuiet(ctl, cmd, "device-weights", &device_weight);
1561
    if (rv < 0) {
1562
        vshError(ctl, "%s", _("Unable to parse string parameter"));
1563
        goto cleanup;
1564 1565 1566 1567 1568
    } else if (rv > 0) {
        if (virTypedParamsAddString(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLKIO_DEVICE_WEIGHT,
                                    device_weight) < 0)
            goto save_error;
1569 1570
    }

1571
    rv = vshCommandOptStringQuiet(ctl, cmd, "device-read-iops-sec", &device_riops);
1572 1573 1574 1575 1576 1577 1578 1579 1580 1581
    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;
    }

1582
    rv = vshCommandOptStringQuiet(ctl, cmd, "device-write-iops-sec", &device_wiops);
1583 1584 1585 1586 1587 1588 1589 1590 1591 1592
    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;
    }

1593
    rv = vshCommandOptStringQuiet(ctl, cmd, "device-read-bytes-sec", &device_rbps);
1594 1595 1596 1597 1598 1599 1600 1601 1602 1603
    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;
    }

1604
    rv = vshCommandOptStringQuiet(ctl, cmd, "device-write-bytes-sec", &device_wbps);
1605 1606 1607 1608 1609 1610 1611 1612 1613 1614
    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;
    }

1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642
    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 */
1643 1644
        if (virDomainSetBlkioParameters(dom, params, nparams, flags) < 0)
            goto error;
1645 1646 1647 1648
    }

    ret = true;

1649
 cleanup:
1650
    virTypedParamsFree(params, nparams);
1651 1652
    virDomainFree(dom);
    return ret;
1653

1654
 save_error:
1655
    vshSaveLibvirtError();
1656
 error:
1657 1658
    vshError(ctl, "%s", _("Unable to change blkio parameters"));
    goto cleanup;
1659 1660 1661 1662
}


static void
1663 1664
virshPrintJobProgress(const char *label, unsigned long long remaining,
                      unsigned long long total)
1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685
{
    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);
}

1686
static volatile sig_atomic_t intCaught;
E
Eric Blake 已提交
1687

1688 1689 1690
static void virshCatchInt(int sig ATTRIBUTE_UNUSED,
                          siginfo_t *siginfo ATTRIBUTE_UNUSED,
                          void *context ATTRIBUTE_UNUSED)
E
Eric Blake 已提交
1691 1692 1693 1694
{
    intCaught = 1;
}

1695

1696 1697 1698
typedef struct _virshBlockJobWaitData virshBlockJobWaitData;
typedef virshBlockJobWaitData *virshBlockJobWaitDataPtr;
struct _virshBlockJobWaitData {
1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713
    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;
};


1714
static void
1715 1716 1717 1718 1719 1720
virshBlockJobStatusHandler(virConnectPtr conn ATTRIBUTE_UNUSED,
                           virDomainPtr dom ATTRIBUTE_UNUSED,
                           const char *disk,
                           int type ATTRIBUTE_UNUSED,
                           int status,
                           void *opaque)
1721
{
1722
    virshBlockJobWaitDataPtr data = opaque;
1723 1724 1725 1726 1727 1728 1729

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


/**
1730
 * virshBlockJobWaitInit:
1731 1732 1733 1734 1735 1736 1737 1738 1739 1740
 * @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
1741
 * for them. A call to virshBlockJobWait then waits for completion of the given
1742 1743 1744 1745 1746 1747
 * 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.
 */
1748 1749 1750 1751 1752 1753 1754 1755
static virshBlockJobWaitDataPtr
virshBlockJobWaitInit(vshControl *ctl,
                      virDomainPtr dom,
                      const char *dev,
                      const char *job_name,
                      bool verbose,
                      unsigned int timeout,
                      bool async_abort)
1756
{
1757 1758
    virshBlockJobWaitDataPtr ret;
    virshControlPtr priv = ctl->privData;
1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774

    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 =
1775
        VIR_DOMAIN_EVENT_CALLBACK(virshBlockJobStatusHandler);
1776

1777
    if ((ret->cb_id = virConnectDomainEventRegisterAny(priv->conn, dom,
1778 1779 1780 1781
                                                       VIR_DOMAIN_EVENT_ID_BLOCK_JOB,
                                                       cb, ret, NULL)) < 0)
        vshResetLibvirtError();

1782
    if ((ret->cb_id2 = virConnectDomainEventRegisterAny(priv->conn, dom,
1783 1784 1785 1786 1787 1788 1789 1790 1791
                                                        VIR_DOMAIN_EVENT_ID_BLOCK_JOB_2,
                                                        cb, ret, NULL)) < 0)
        vshResetLibvirtError();

    return ret;
}


static void
1792
virshBlockJobWaitFree(virshBlockJobWaitDataPtr data)
1793
{
1794 1795
    virshControlPtr priv = NULL;

1796 1797 1798
    if (!data)
        return;

1799
    priv = data->ctl->privData;
1800
    if (data->cb_id >= 0)
1801
        virConnectDomainEventDeregisterAny(priv->conn, data->cb_id);
1802
    if (data->cb_id2 >= 0)
1803
        virConnectDomainEventDeregisterAny(priv->conn, data->cb_id2);
1804 1805 1806 1807 1808 1809

    VIR_FREE(data);
}


/**
1810 1811
 * virshBlockJobWait:
 * @data: private data initialized by virshBlockJobWaitInit
1812
 *
1813 1814 1815 1816
 * Waits for the block job to complete. This function prefers to wait for a
 * matching VIR_DOMAIN_EVENT_ID_BLOCK_JOB or VIR_DOMAIN_EVENT_ID_BLOCK_JOB_2
 * event from libvirt; however, it has a fallback mode should either of these
 * events not be available.
1817
 *
1818 1819 1820 1821 1822 1823
 * This function returns values from the virConnectDomainEventBlockJobStatus
 * enum or -1 in case of an internal error.
 *
 * If the fallback mode is activated the returned event is
 * VIR_DOMAIN_BLOCK_JOB_COMPLETED if the block job vanishes or
 * VIR_DOMAIN_BLOCK_JOB_READY if the block job reaches 100%.
1824 1825
 */
static int
1826
virshBlockJobWait(virshBlockJobWaitDataPtr data)
1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842
{
    /* 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;
1843
    virDomainBlockJobInfo info, last;
1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855
    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;
1856
    sig_action.sa_sigaction = virshCatchInt;
1857 1858 1859 1860 1861 1862
    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();
1863
        goto cleanup;
1864 1865
    }

1866 1867
    last.cur = last.end = 0;

1868 1869 1870 1871 1872 1873 1874 1875 1876 1877
    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;
        }

1878 1879
        /* If either callback could be registered and we've got an event, we can
         * can end the waiting loop */
1880 1881
        if ((data->cb_id >= 0 || data->cb_id2 >= 0) && data->status != -1) {
            ret = data->status;
1882
            break;
1883 1884
        }

1885 1886 1887 1888 1889 1890 1891 1892
        /* Fallback behaviour is only needed if one or both callbacks could not
         * be registered */
        if (data->cb_id < 0 || data->cb_id2 < 0) {
            /* If the block job vanishes, synthesize a COMPLETED event */
            if (result == 0) {
                ret = VIR_DOMAIN_BLOCK_JOB_COMPLETED;
                break;
            }
1893

1894 1895 1896 1897 1898 1899 1900 1901
            /* If the block job hits 100%, wait a little while for a possible
             * event from libvirt unless both callbacks could not be registered
             * in order to synthesize our own READY event */
            if (info.end == info.cur &&
                ((data->cb_id < 0 && data->cb_id2 < 0) || --retries == 0)) {
                ret = VIR_DOMAIN_BLOCK_JOB_READY;
                break;
            }
1902 1903
        }

1904
        if (data->verbose && (info.cur != last.cur || info.end != last.end))
1905 1906
            virshPrintJobProgress(data->job_name, info.end - info.cur,
                                  info.end);
1907
        last = info;
1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921

        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;
1922
            break;
1923 1924 1925 1926 1927 1928 1929 1930 1931
        }

        usleep(500 * 1000);
    }

    /* print 100% completed */
    if (data->verbose &&
        (ret == VIR_DOMAIN_BLOCK_JOB_COMPLETED ||
         ret == VIR_DOMAIN_BLOCK_JOB_READY))
1932
        virshPrintJobProgress(data->job_name, 0, 1);
1933

1934
 cleanup:
1935 1936
    sigaction(SIGINT, &old_sig_action, NULL);
    return ret;
1937 1938
}

1939

E
Eric Blake 已提交
1940 1941 1942 1943
/*
 * "blockcommit" command
 */
static const vshCmdInfo info_block_commit[] = {
1944 1945 1946 1947 1948 1949 1950
    {.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
1951 1952 1953
};

static const vshCmdOptDef opts_block_commit[] = {
1954
    VIRSH_COMMON_OPT_DOMAIN_FULL,
1955 1956 1957 1958 1959 1960
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "bandwidth",
1961
     .type = VSH_OT_INT,
1962 1963 1964
     .help = N_("bandwidth limit in MiB/s")
    },
    {.name = "base",
1965
     .type = VSH_OT_STRING,
1966 1967 1968 1969 1970 1971 1972
     .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",
1973
     .type = VSH_OT_STRING,
1974 1975
     .help = N_("path of top file to commit from (default top of chain)")
    },
1976 1977 1978 1979
    {.name = "active",
     .type = VSH_OT_BOOL,
     .help = N_("trigger two-stage active commit of top file")
    },
1980 1981 1982 1983 1984 1985
    {.name = "delete",
     .type = VSH_OT_BOOL,
     .help = N_("delete files that were successfully committed")
    },
    {.name = "wait",
     .type = VSH_OT_BOOL,
1986 1987
     .help = N_("wait for job to complete "
                "(with --active, wait for job to sync)")
1988 1989 1990 1991 1992 1993 1994
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, display the progress")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
1995 1996 1997 1998 1999 2000 2001 2002 2003
     .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")
2004
    },
2005 2006 2007 2008
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, don't wait for cancel to finish")
    },
2009 2010 2011 2012
    {.name = "keep-relative",
     .type = VSH_OT_BOOL,
     .help = N_("keep the backing chain relatively referenced")
    },
2013
    {.name = NULL}
E
Eric Blake 已提交
2014 2015 2016 2017 2018 2019 2020 2021
};

static bool
cmdBlockCommit(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    bool verbose = vshCommandOptBool(cmd, "verbose");
2022 2023 2024
    bool pivot = vshCommandOptBool(cmd, "pivot");
    bool finish = vshCommandOptBool(cmd, "keep-overlay");
    bool active = vshCommandOptBool(cmd, "active") || pivot || finish;
2025 2026
    bool blocking = vshCommandOptBool(cmd, "wait") || pivot || finish;
    bool async = vshCommandOptBool(cmd, "async");
E
Eric Blake 已提交
2027 2028
    int timeout = 0;
    const char *path = NULL;
2029 2030
    const char *base = NULL;
    const char *top = NULL;
E
Eric Blake 已提交
2031
    int abort_flags = 0;
2032 2033
    unsigned int flags = 0;
    unsigned long bandwidth = 0;
2034
    virshBlockJobWaitDataPtr bjWait = NULL;
2035

2036 2037
    VSH_EXCLUSIVE_OPTIONS("pivot", "keep-overlay");

2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060
    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
2061

2062 2063 2064 2065 2066 2067 2068 2069 2070 2071
    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"));
2072 2073
            return false;
        }
2074 2075 2076 2077

        if (async) {
            vshError(ctl, "%s", _("--async requires at least one of --timeout, "
                                  "--wait, --pivot, or --keep-overlay"));
2078
            return false;
2079 2080
        }
    }
E
Eric Blake 已提交
2081

2082 2083 2084
    if (async)
        abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;

2085
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2086 2087
        return false;

2088
    if (blocking &&
2089 2090
        !(bjWait = virshBlockJobWaitInit(ctl, dom, path, _("Block commit"),
                                         verbose, timeout, async)))
2091
        goto cleanup;
2092

2093
    if (virDomainBlockCommit(dom, path, base, top, bandwidth, flags) < 0)
E
Eric Blake 已提交
2094 2095 2096
        goto cleanup;

    if (!blocking) {
2097 2098 2099 2100 2101
        if (active)
            vshPrint(ctl, "%s", _("Active Block Commit started"));
        else
            vshPrint(ctl, "%s", _("Block Commit started"));

E
Eric Blake 已提交
2102 2103 2104 2105
        ret = true;
        goto cleanup;
    }

2106
    /* Execution continues here only if --wait or friends were specified */
2107
    switch (virshBlockJobWait(bjWait)) {
2108 2109
        case -1:
            goto cleanup;
2110

2111 2112 2113 2114
        case VIR_DOMAIN_BLOCK_JOB_CANCELED:
            vshPrint(ctl, "\n%s", _("Commit aborted"));
            goto cleanup;
            break;
E
Eric Blake 已提交
2115

2116 2117
        case VIR_DOMAIN_BLOCK_JOB_FAILED:
            vshPrint(ctl, "\n%s", _("Commit failed"));
E
Eric Blake 已提交
2118 2119 2120
            goto cleanup;
            break;

2121 2122
        case VIR_DOMAIN_BLOCK_JOB_READY:
        case VIR_DOMAIN_BLOCK_JOB_COMPLETED:
2123
            break;
2124
    }
E
Eric Blake 已提交
2125

2126 2127 2128
    if (active) {
        if (pivot) {
            abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_PIVOT;
E
Eric Blake 已提交
2129
            if (virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
2130
                vshError(ctl, _("failed to pivot job for disk %s"), path);
E
Eric Blake 已提交
2131 2132 2133
                goto cleanup;
            }

2134 2135 2136 2137 2138 2139
            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;
            }
2140

2141 2142 2143
            vshPrint(ctl, "\n%s", _("Commit complete, overlay image kept"));
        } else {
            vshPrint(ctl, "\n%s", _("Now in synchronized phase"));
2144
        }
2145
    } else {
2146
        vshPrint(ctl, "\n%s", _("Commit complete"));
2147
    }
E
Eric Blake 已提交
2148 2149

    ret = true;
2150
 cleanup:
2151
    virDomainFree(dom);
2152
    virshBlockJobWaitFree(bjWait);
E
Eric Blake 已提交
2153 2154 2155
    return ret;
}

2156 2157 2158 2159
/*
 * "blockcopy" command
 */
static const vshCmdInfo info_block_copy[] = {
2160 2161 2162 2163
    {.name = "help",
     .data = N_("Start a block copy operation.")
    },
    {.name = "desc",
2164
     .data = N_("Copy a disk backing image chain to dest.")
2165 2166
    },
    {.name = NULL}
2167 2168 2169
};

static const vshCmdOptDef opts_block_copy[] = {
2170
    VIRSH_COMMON_OPT_DOMAIN_FULL,
2171 2172 2173
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
E
Eric Blake 已提交
2174
     .help = N_("fully-qualified path of source disk")
2175 2176
    },
    {.name = "dest",
2177
     .type = VSH_OT_STRING,
2178 2179 2180
     .help = N_("path of the copy to create")
    },
    {.name = "bandwidth",
2181
     .type = VSH_OT_INT,
2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192
     .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
2193 2194
     .type = VSH_OT_ALIAS,
     .help = "format=raw"
2195
    },
2196 2197 2198 2199
    {.name = "blockdev",
     .type = VSH_OT_BOOL,
     .help = N_("copy destination is block device instead of regular file")
    },
2200 2201 2202 2203 2204 2205 2206 2207 2208 2209
    {.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
2210
     .help = N_("implies --wait, abort if copy exceeds timeout (in seconds)")
2211 2212 2213
    },
    {.name = "pivot",
     .type = VSH_OT_BOOL,
E
Eric Blake 已提交
2214
     .help = N_("implies --wait, pivot when mirroring starts")
2215 2216 2217
    },
    {.name = "finish",
     .type = VSH_OT_BOOL,
E
Eric Blake 已提交
2218
     .help = N_("implies --wait, quit when mirroring starts")
2219 2220 2221 2222 2223
    },
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, don't wait for cancel to finish")
    },
E
Eric Blake 已提交
2224
    {.name = "xml",
2225
     .type = VSH_OT_STRING,
E
Eric Blake 已提交
2226 2227 2228
     .help = N_("filename containing XML description of the copy destination")
    },
    {.name = "format",
2229
     .type = VSH_OT_STRING,
E
Eric Blake 已提交
2230 2231 2232 2233 2234 2235 2236 2237 2238 2239
     .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")
    },
2240
    {.name = NULL}
2241 2242 2243 2244 2245 2246
};

static bool
cmdBlockCopy(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
E
Eric Blake 已提交
2247 2248
    const char *dest = NULL;
    const char *format = NULL;
2249
    unsigned long bandwidth = 0;
E
Eric Blake 已提交
2250 2251 2252
    unsigned int granularity = 0;
    unsigned long long buf_size = 0;
    unsigned int flags = 0;
2253 2254 2255 2256
    bool ret = false;
    bool verbose = vshCommandOptBool(cmd, "verbose");
    bool pivot = vshCommandOptBool(cmd, "pivot");
    bool finish = vshCommandOptBool(cmd, "finish");
E
Eric Blake 已提交
2257
    bool blockdev = vshCommandOptBool(cmd, "blockdev");
2258 2259
    bool blocking = vshCommandOptBool(cmd, "wait") || finish || pivot;
    bool async = vshCommandOptBool(cmd, "async");
2260 2261 2262
    int timeout = 0;
    const char *path = NULL;
    int abort_flags = 0;
E
Eric Blake 已提交
2263 2264 2265
    const char *xml = NULL;
    char *xmlstr = NULL;
    virTypedParameterPtr params = NULL;
2266
    virshBlockJobWaitDataPtr bjWait = NULL;
E
Eric Blake 已提交
2267
    int nparams = 0;
2268

2269 2270
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
        return false;
2271
    if (vshCommandOptStringReq(ctl, cmd, "dest", &dest) < 0)
E
Eric Blake 已提交
2272
        return false;
2273
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xml) < 0)
E
Eric Blake 已提交
2274
        return false;
2275
    if (vshCommandOptStringReq(ctl, cmd, "format", &format) < 0)
E
Eric Blake 已提交
2276
        return false;
2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300
    /* 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
2301 2302 2303 2304

    VSH_EXCLUSIVE_OPTIONS_VAR(dest, xml);
    VSH_EXCLUSIVE_OPTIONS_VAR(format, xml);
    VSH_EXCLUSIVE_OPTIONS_VAR(blockdev, xml);
2305
    VSH_EXCLUSIVE_OPTIONS_VAR(pivot, finish);
2306

2307 2308 2309 2310 2311 2312 2313 2314 2315
    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"));
2316 2317
            return false;
        }
2318 2319 2320 2321

        if (async) {
            vshError(ctl, "%s", _("--async requires at least one of --timeout, "
                                  "--wait, --pivot, or --finish"));
2322
            return false;
2323 2324
        }
    }
2325

2326
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2327 2328
        goto cleanup;

2329
    if (blocking &&
2330 2331
        !(bjWait = virshBlockJobWaitInit(ctl, dom, path, _("Block Copy"),
                                         verbose, timeout, async)))
2332 2333
        goto cleanup;

E
Eric Blake 已提交
2334
    if (xml) {
2335
        if (virFileReadAll(xml, VSH_MAX_XML_FILE, &xmlstr) < 0) {
E
Eric Blake 已提交
2336 2337 2338 2339
            vshReportError(ctl);
            goto cleanup;
        }
    }
2340

E
Eric Blake 已提交
2341 2342 2343 2344 2345 2346 2347
    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 */
2348 2349
                unsigned long long limit = MIN(ULONG_MAX, ULLONG_MAX >> 20);
                if (bandwidth > limit) {
2350 2351
                    vshError(ctl, _("bandwidth must be less than %llu"), limit);
                    goto cleanup;
E
Eric Blake 已提交
2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392
                }
                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;
2393
        if (blockdev)
E
Eric Blake 已提交
2394 2395 2396 2397 2398 2399 2400
            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;
    }
2401 2402 2403 2404 2405 2406 2407

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

2408
    /* Execution continues here only if --wait or friends were specified */
2409
    switch (virshBlockJobWait(bjWait)) {
2410
        case -1:
2411
            goto cleanup;
2412

2413 2414
        case VIR_DOMAIN_BLOCK_JOB_CANCELED:
            vshPrint(ctl, "\n%s", _("Copy aborted"));
2415
            goto cleanup;
2416
            break;
E
Eric Blake 已提交
2417

2418 2419 2420
        case VIR_DOMAIN_BLOCK_JOB_FAILED:
            vshPrint(ctl, "\n%s", _("Copy failed"));
            goto cleanup;
2421 2422
            break;

2423 2424 2425
        case VIR_DOMAIN_BLOCK_JOB_READY:
        case VIR_DOMAIN_BLOCK_JOB_COMPLETED:
            break;
2426 2427
    }

2428
    if (pivot) {
2429 2430 2431 2432 2433
        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;
        }
2434

E
Eric Blake 已提交
2435
        vshPrint(ctl, "\n%s", _("Successfully pivoted"));
2436 2437 2438 2439 2440 2441
    } 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
2442
        vshPrint(ctl, "\n%s", _("Successfully copied"));
2443
    } else {
E
Eric Blake 已提交
2444
        vshPrint(ctl, "\n%s", _("Now in mirroring phase"));
2445
    }
2446 2447

    ret = true;
2448

2449
 cleanup:
E
Eric Blake 已提交
2450 2451
    VIR_FREE(xmlstr);
    virTypedParamsFree(params, nparams);
2452
    virDomainFree(dom);
2453
    virshBlockJobWaitFree(bjWait);
2454 2455 2456 2457 2458 2459 2460
    return ret;
}

/*
 * "blockjob" command
 */
static const vshCmdInfo info_block_job[] = {
2461 2462 2463 2464 2465 2466 2467
    {.name = "help",
     .data = N_("Manage active block operations")
    },
    {.name = "desc",
     .data = N_("Query, adjust speed, or cancel active block operations.")
    },
    {.name = NULL}
2468 2469 2470
};

static const vshCmdOptDef opts_block_job[] = {
2471
    VIRSH_COMMON_OPT_DOMAIN_FULL,
2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482
    {.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,
2483
     .help = N_("implies --abort; request but don't wait for job end")
2484 2485 2486
    },
    {.name = "pivot",
     .type = VSH_OT_BOOL,
2487
     .help = N_("implies --abort; conclude and pivot a copy or commit job")
2488 2489 2490 2491 2492
    },
    {.name = "info",
     .type = VSH_OT_BOOL,
     .help = N_("get active job information for the specified disk")
    },
2493 2494 2495 2496
    {.name = "bytes",
     .type = VSH_OT_BOOL,
     .help = N_("with --info, get bandwidth in bytes rather than MiB/s")
    },
2497 2498 2499 2500
    {.name = "raw",
     .type = VSH_OT_BOOL,
     .help = N_("implies --info; output details rather than human summary")
    },
2501
    {.name = "bandwidth",
2502 2503
     .type = VSH_OT_INT,
     .help = N_("set the bandwidth limit in MiB/s")
2504 2505
    },
    {.name = NULL}
2506 2507
};

2508 2509
VIR_ENUM_DECL(virshDomainBlockJob)
VIR_ENUM_IMPL(virshDomainBlockJob,
2510 2511 2512 2513
              VIR_DOMAIN_BLOCK_JOB_TYPE_LAST,
              N_("Unknown job"),
              N_("Block Pull"),
              N_("Block Copy"),
2514 2515
              N_("Block Commit"),
              N_("Active Block Commit"))
2516 2517

static const char *
2518
virshDomainBlockJobToString(int type)
2519
{
2520
    const char *str = virshDomainBlockJobTypeToString(type);
2521 2522 2523
    return str ? _(str) : _("Unknown job");
}

2524

2525
static bool
2526 2527 2528 2529 2530
virshBlockJobInfo(vshControl *ctl,
                  virDomainPtr dom,
                  const char *path,
                  bool raw,
                  bool bytes)
2531 2532
{
    virDomainBlockJobInfo info;
2533
    virshControlPtr priv = ctl->privData;
2534 2535
    unsigned long long speed;
    unsigned int flags = 0;
2536
    bool ret = false;
2537
    int rc = -1;
2538

2539 2540
    /* 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.  */
2541
    if (bytes || !(raw || priv->blockJobNoBytes)) {
2542 2543 2544 2545 2546 2547
        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:
2548
                priv->blockJobNoBytes = true;
2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579
                /* 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;
            }
        }
    }

2580
    if (rc == 0) {
2581 2582
        if (!raw)
            vshPrint(ctl, _("No current block job for %s"), path);
2583 2584 2585
        ret = true;
        goto cleanup;
    }
2586

2587 2588
    if (raw) {
        vshPrint(ctl, _(" type=%s\n bandwidth=%lu\n cur=%llu\n end=%llu\n"),
2589
                 virshDomainBlockJobTypeToString(info.type),
2590 2591
                 info.bandwidth, info.cur, info.end);
    } else {
2592 2593
        virshPrintJobProgress(virshDomainBlockJobToString(info.type),
                              info.end - info.cur, info.end);
2594 2595 2596 2597 2598 2599
        if (speed) {
            const char *unit;
            double val = vshPrettyCapacity(speed, &unit);
            vshPrint(ctl, _("    Bandwidth limit: %llu bytes/s (%-.3lf %s/s)"),
                     speed, val, unit);
        }
2600 2601
        vshPrint(ctl, "\n");
    }
2602

2603
    ret = true;
2604 2605 2606 2607 2608 2609

 cleanup:
    return ret;
}


2610
static bool
2611 2612 2613 2614
virshBlockJobSetSpeed(vshControl *ctl,
                      const vshCmd *cmd,
                      virDomainPtr dom,
                      const char *path)
2615 2616 2617 2618 2619 2620 2621 2622 2623 2624 2625 2626 2627
{
    unsigned long bandwidth;

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

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

    return true;
}


2628
static bool
2629 2630 2631 2632
virshBlockJobAbort(virDomainPtr dom,
                   const char *path,
                   bool pivot,
                   bool async)
2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647
{
    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;
}


2648 2649 2650 2651 2652 2653
static bool
cmdBlockJob(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = false;
    bool raw = vshCommandOptBool(cmd, "raw");
    bool bytes = vshCommandOptBool(cmd, "bytes");
2654 2655 2656 2657
    bool abortMode = vshCommandOptBool(cmd, "abort");
    bool pivot = vshCommandOptBool(cmd, "pivot");
    bool async = vshCommandOptBool(cmd, "async");
    bool info = vshCommandOptBool(cmd, "info");
2658 2659 2660 2661
    bool bandwidth = vshCommandOptBool(cmd, "bandwidth");
    virDomainPtr dom = NULL;
    const char *path;

2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674
    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);
2675
    /* XXX also support --bytes with bandwidth mode */
2676
    VSH_EXCLUSIVE_OPTIONS_VAR(bytes, bandwidth);
2677

2678
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2679 2680 2681 2682 2683 2684
        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;

2685
    if (bandwidth)
2686
        ret = virshBlockJobSetSpeed(ctl, cmd, dom, path);
2687
    else if (abortMode || pivot || async)
2688
        ret = virshBlockJobAbort(dom, path, pivot, async);
2689
    else
2690
        ret = virshBlockJobInfo(ctl, dom, path, raw, bytes);
2691

2692 2693 2694 2695
 cleanup:
    if (dom)
        virDomainFree(dom);
    return ret;
2696 2697 2698 2699 2700 2701
}

/*
 * "blockpull" command
 */
static const vshCmdInfo info_block_pull[] = {
2702 2703 2704 2705 2706 2707 2708
    {.name = "help",
     .data = N_("Populate a disk from its backing image.")
    },
    {.name = "desc",
     .data = N_("Populate a disk from its backing image.")
    },
    {.name = NULL}
2709 2710 2711
};

static const vshCmdOptDef opts_block_pull[] = {
2712
    VIRSH_COMMON_OPT_DOMAIN_FULL,
2713 2714 2715 2716 2717 2718
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "bandwidth",
2719
     .type = VSH_OT_INT,
2720 2721 2722
     .help = N_("bandwidth limit in MiB/s")
    },
    {.name = "base",
2723
     .type = VSH_OT_STRING,
2724 2725 2726 2727 2728 2729 2730 2731 2732 2733 2734 2735 2736 2737 2738 2739 2740 2741
     .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")
    },
2742 2743 2744 2745
    {.name = "keep-relative",
     .type = VSH_OT_BOOL,
     .help = N_("keep the backing chain relatively referenced")
    },
2746
    {.name = NULL}
2747 2748 2749 2750 2751 2752 2753 2754 2755
};

static bool
cmdBlockPull(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    bool blocking = vshCommandOptBool(cmd, "wait");
    bool verbose = vshCommandOptBool(cmd, "verbose");
2756
    bool async = vshCommandOptBool(cmd, "async");
2757 2758
    int timeout = 0;
    const char *path = NULL;
2759 2760 2761
    const char *base = NULL;
    unsigned long bandwidth = 0;
    unsigned int flags = 0;
2762
    virshBlockJobWaitDataPtr bjWait = NULL;
2763

2764 2765 2766
    VSH_REQUIRE_OPTION("verbose", "wait");
    VSH_REQUIRE_OPTION("async", "wait");

2767 2768 2769 2770 2771 2772 2773 2774 2775
    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;

2776 2777 2778
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
        return false;

2779 2780
    if (vshCommandOptBool(cmd, "keep-relative"))
        flags |= VIR_DOMAIN_BLOCK_REBASE_RELATIVE;
2781

2782
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2783 2784
        return false;

2785
    if (blocking &&
2786 2787
        !(bjWait = virshBlockJobWaitInit(ctl, dom, path, _("Block Pull"),
                                         verbose, timeout, async)))
2788
        goto cleanup;
2789

2790 2791 2792 2793 2794 2795 2796
    if (base || flags) {
        if (virDomainBlockRebase(dom, path, base, bandwidth, flags) < 0)
            goto cleanup;
    } else {
        if (virDomainBlockPull(dom, path, bandwidth, 0) < 0)
            goto cleanup;
    }
2797 2798 2799 2800 2801 2802 2803

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

2804
    /* Execution continues here only if --wait or friends were specified */
2805
    switch (virshBlockJobWait(bjWait)) {
2806 2807
        case -1:
            goto cleanup;
2808

2809 2810
        case VIR_DOMAIN_BLOCK_JOB_CANCELED:
            vshPrint(ctl, "\n%s", _("Pull aborted"));
2811 2812 2813
            goto cleanup;
            break;

2814 2815 2816 2817
        case VIR_DOMAIN_BLOCK_JOB_FAILED:
            vshPrint(ctl, "\n%s", _("Pull failed"));
            goto cleanup;
            break;
2818

2819 2820 2821 2822
        case VIR_DOMAIN_BLOCK_JOB_READY:
        case VIR_DOMAIN_BLOCK_JOB_COMPLETED:
            vshPrint(ctl, "\n%s", _("Pull complete"));
            break;
2823 2824 2825
    }

    ret = true;
2826

2827
 cleanup:
2828
    virDomainFree(dom);
2829
    virshBlockJobWaitFree(bjWait);
2830 2831 2832 2833 2834 2835 2836
    return ret;
}

/*
 * "blockresize" command
 */
static const vshCmdInfo info_block_resize[] = {
2837 2838 2839 2840 2841 2842 2843
    {.name = "help",
     .data = N_("Resize block device of domain.")
    },
    {.name = "desc",
     .data = N_("Resize block device of domain.")
    },
    {.name = NULL}
2844 2845 2846
};

static const vshCmdOptDef opts_block_resize[] = {
2847
    VIRSH_COMMON_OPT_DOMAIN_FULL,
2848 2849 2850 2851 2852 2853 2854 2855 2856 2857 2858
    {.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}
2859 2860 2861 2862 2863 2864 2865 2866 2867
};

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
2868
    bool ret = false;
2869

2870
    if (vshCommandOptStringReq(ctl, cmd, "path", (const char **) &path) < 0)
2871 2872
        return false;

2873
    if (vshCommandOptScaledInt(ctl, cmd, "size", &size, 1024, ULLONG_MAX) < 0)
2874 2875 2876 2877 2878 2879 2880 2881
        return false;

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

2882
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2883 2884 2885 2886 2887 2888 2889 2890 2891 2892 2893 2894 2895 2896 2897 2898 2899 2900
        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[] = {
2901 2902 2903 2904 2905 2906 2907
    {.name = "help",
     .data = N_("connect to the guest console")
    },
    {.name = "desc",
     .data = N_("Connect the virtual serial console for the guest")
    },
    {.name = NULL}
2908 2909 2910
};

static const vshCmdOptDef opts_console[] = {
2911
    VIRSH_COMMON_OPT_DOMAIN_FULL,
2912
    {.name = "devname", /* sc_prohibit_devname */
2913 2914 2915 2916 2917 2918 2919 2920 2921 2922 2923 2924
     .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}
2925 2926 2927 2928 2929 2930 2931 2932 2933
};

static bool
cmdRunConsole(vshControl *ctl, virDomainPtr dom,
              const char *name,
              unsigned int flags)
{
    bool ret = false;
    int state;
2934
    virshControlPtr priv = ctl->privData;
2935

2936
    if ((state = virshDomainState(ctl, dom, NULL)) < 0) {
2937 2938 2939 2940 2941 2942 2943 2944 2945 2946 2947 2948 2949 2950 2951
        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));
2952
    vshPrintExtra(ctl, _("Escape character is %s\n"), priv->escapeChar);
2953
    fflush(stdout);
2954
    if (virshRunConsole(ctl, dom, name, flags) == 0)
2955 2956 2957 2958 2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969 2970 2971
        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;

2972
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
2973 2974
        return false;

2975
    if (vshCommandOptStringReq(ctl, cmd, "devname", &name) < 0) /* sc_prohibit_devname */
2976 2977 2978 2979 2980 2981 2982 2983 2984
        goto cleanup;

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

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

2985
 cleanup:
2986 2987 2988
    virDomainFree(dom);
    return ret;
}
2989
#endif /* WIN32 */
2990 2991 2992 2993

/* "domif-setlink" command
 */
static const vshCmdInfo info_domif_setlink[] = {
2994 2995 2996 2997 2998 2999 3000 3001
    {.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}
3002 3003 3004
};

static const vshCmdOptDef opts_domif_setlink[] = {
3005
    VIRSH_COMMON_OPT_DOMAIN_FULL,
3006 3007 3008 3009 3010 3011 3012 3013 3014 3015 3016 3017 3018 3019
    {.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"
    },
3020
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
3021
    {.name = NULL}
3022 3023 3024 3025 3026 3027 3028 3029
};

static bool
cmdDomIfSetLink(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *iface;
    const char *state;
3030 3031
    char *value;
    char *desc;
3032 3033 3034 3035 3036 3037
    virMacAddr macaddr;
    const char *element;
    const char *attr;
    bool config;
    bool ret = false;
    unsigned int flags = 0;
3038
    size_t i;
3039 3040 3041 3042
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlXPathObjectPtr obj = NULL;
    xmlNodePtr cur = NULL;
3043
    char *xml_buf = NULL;
3044

3045
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
3046 3047
        return false;

3048 3049
    if (vshCommandOptStringReq(ctl, cmd, "interface", &iface) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "state", &state) < 0)
3050 3051 3052 3053 3054 3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 3072 3073 3074 3075 3076 3077 3078 3079 3080 3081 3082 3083 3084 3085 3086 3087 3088 3089 3090 3091 3092 3093 3094 3095 3096 3097 3098 3099 3100 3101 3102 3103 3104 3105 3106 3107 3108 3109 3110 3111 3112 3113 3114 3115 3116 3117 3118
        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;

3119
 hit:
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
    /* 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;
    }

3148 3149
    if (!(xml_buf = virXMLNodeToString(xml, obj->nodesetval->nodeTab[i]))) {
        vshSaveLibvirtError();
3150 3151 3152 3153
        vshError(ctl, _("Failed to create XML"));
        goto cleanup;
    }

3154
    if (virDomainUpdateDeviceFlags(dom, xml_buf, flags) < 0) {
3155 3156 3157 3158 3159 3160 3161
        vshError(ctl, _("Failed to update interface link state"));
        goto cleanup;
    } else {
        vshPrint(ctl, "%s", _("Device updated successfully\n"));
        ret = true;
    }

3162
 cleanup:
3163 3164 3165
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
3166 3167
    VIR_FREE(xml_buf);
    virDomainFree(dom);
3168 3169 3170 3171 3172 3173 3174

    return ret;
}

/* "domiftune" command
 */
static const vshCmdInfo info_domiftune[] = {
3175 3176 3177 3178 3179 3180 3181
    {.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}
3182 3183 3184
};

static const vshCmdOptDef opts_domiftune[] = {
3185
    VIRSH_COMMON_OPT_DOMAIN_FULL,
3186 3187 3188 3189 3190 3191
    {.name = "interface",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("interface device (MAC Address)")
    },
    {.name = "inbound",
3192
     .type = VSH_OT_STRING,
3193 3194 3195
     .help = N_("control domain's incoming traffics")
    },
    {.name = "outbound",
3196
     .type = VSH_OT_STRING,
3197 3198
     .help = N_("control domain's outgoing traffics")
    },
3199
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
3200
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
3201
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
3202
    {.name = NULL}
3203 3204 3205 3206 3207 3208 3209 3210
};

static bool
cmdDomIftune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name = NULL, *device = NULL,
               *inboundStr = NULL, *outboundStr = NULL;
3211
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
3212
    int nparams = 0;
3213
    int maxparams = 0;
3214 3215 3216 3217 3218 3219
    virTypedParameterPtr params = NULL;
    bool ret = false;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    virNetDevBandwidthRate inbound, outbound;
3220
    size_t i;
3221

3222 3223 3224 3225 3226 3227 3228
    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;
3229

3230
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3231 3232
        return false;

3233
    if (vshCommandOptStringReq(ctl, cmd, "interface", &device) < 0)
3234
        goto cleanup;
3235

3236
    if (vshCommandOptStringReq(ctl, cmd, "inbound", &inboundStr) < 0 ||
3237
        vshCommandOptStringReq(ctl, cmd, "outbound", &outboundStr) < 0)
3238 3239 3240 3241 3242 3243
        goto cleanup;

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

    if (inboundStr) {
3244
        if (virshParseRateStr(ctl, inboundStr, &inbound) < 0)
3245
            goto cleanup;
3246 3247 3248 3249 3250 3251 3252 3253
        /* 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;
        }
3254 3255 3256 3257

        if ((!inbound.average && (inbound.burst || inbound.peak)) &&
            !inbound.floor) {
            vshError(ctl, _("either inbound average or floor is mandatory"));
3258 3259
            goto cleanup;
        }
3260 3261 3262 3263 3264 3265 3266 3267 3268 3269 3270 3271 3272 3273 3274 3275 3276

        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;
3277 3278 3279 3280 3281 3282

        if (inbound.floor &&
            virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BANDWIDTH_IN_FLOOR,
                                  inbound.floor) < 0)
            goto save_error;
3283
    }
3284

3285
    if (outboundStr) {
3286
        if (virshParseRateStr(ctl, outboundStr, &outbound) < 0)
3287
            goto cleanup;
3288 3289 3290 3291 3292 3293
        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;
        }
3294
        if (outbound.average == 0 && (outbound.burst || outbound.peak)) {
3295 3296
            vshError(ctl, _("outbound average is mandatory"));
            goto cleanup;
3297 3298 3299 3300 3301
        }

        if (outbound.floor) {
            vshError(ctl, _("outbound floor is unsupported yet"));
            goto cleanup;
3302
        }
3303 3304 3305 3306 3307 3308 3309 3310 3311 3312 3313 3314 3315 3316 3317 3318 3319

        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;
3320 3321 3322 3323 3324 3325 3326 3327 3328 3329 3330 3331 3332 3333 3334 3335 3336 3337 3338 3339 3340 3341 3342 3343 3344 3345 3346 3347 3348
    }

    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 {
3349 3350 3351
        if (virDomainSetInterfaceParameters(dom, device, params,
                                            nparams, flags) != 0)
            goto error;
3352 3353 3354 3355
    }

    ret = true;

3356
 cleanup:
3357
    virTypedParamsFree(params, nparams);
3358 3359
    virDomainFree(dom);
    return ret;
3360

3361
 save_error:
3362
    vshSaveLibvirtError();
3363
 error:
3364 3365
    vshError(ctl, "%s", _("Unable to set interface parameters"));
    goto cleanup;
3366 3367 3368 3369 3370 3371
}

/*
 * "suspend" command
 */
static const vshCmdInfo info_suspend[] = {
3372 3373 3374 3375 3376 3377 3378
    {.name = "help",
     .data = N_("suspend a domain")
    },
    {.name = "desc",
     .data = N_("Suspend a running domain.")
    },
    {.name = NULL}
3379 3380 3381
};

static const vshCmdOptDef opts_suspend[] = {
3382
    VIRSH_COMMON_OPT_DOMAIN_FULL,
3383
    {.name = NULL}
3384 3385 3386 3387 3388 3389 3390 3391 3392
};

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

3393
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3394 3395 3396 3397 3398 3399 3400 3401 3402 3403 3404 3405 3406 3407 3408 3409 3410
        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[] = {
3411 3412 3413 3414 3415 3416
    {.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. "
3417
                "(Note: This requires a guest agent configured and running in "
3418 3419 3420
                "the guest OS).")
    },
    {.name = NULL}
3421 3422 3423
};

static const vshCmdOptDef opts_dom_pm_suspend[] = {
3424
    VIRSH_COMMON_OPT_DOMAIN_FULL,
3425
    {.name = "target",
3426
     .type = VSH_OT_DATA,
3427 3428 3429 3430 3431
     .flags = VSH_OFLAG_REQ,
     .help = N_("mem(Suspend-to-RAM), "
                "disk(Suspend-to-Disk), "
                "hybrid(Hybrid-Suspend)")
    },
M
Martin Kletzander 已提交
3432 3433 3434 3435 3436
    {.name = "duration",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("duration in seconds")
    },
3437
    {.name = NULL}
3438 3439 3440 3441 3442 3443 3444 3445 3446 3447 3448 3449
};

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;

3450
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3451 3452
        return false;

3453
    if (vshCommandOptULongLong(ctl, cmd, "duration", &duration) < 0)
3454 3455
        goto cleanup;

3456
    if (vshCommandOptStringReq(ctl, cmd, "target", &target) < 0)
3457 3458
        goto cleanup;

3459
    if (STREQ(target, "mem")) {
3460
        suspendTarget = VIR_NODE_SUSPEND_TARGET_MEM;
3461
    } else if (STREQ(target, "disk")) {
3462
        suspendTarget = VIR_NODE_SUSPEND_TARGET_DISK;
3463
    } else if (STREQ(target, "hybrid")) {
3464
        suspendTarget = VIR_NODE_SUSPEND_TARGET_HYBRID;
3465
    } else {
3466 3467 3468 3469 3470 3471 3472 3473 3474 3475 3476 3477 3478 3479 3480
        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;

3481
 cleanup:
3482 3483 3484 3485 3486 3487 3488 3489 3490
    virDomainFree(dom);
    return ret;
}

/*
 * "dompmwakeup" command
 */

static const vshCmdInfo info_dom_pm_wakeup[] = {
3491 3492 3493 3494 3495 3496 3497 3498
    {.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}
3499 3500 3501
};

static const vshCmdOptDef opts_dom_pm_wakeup[] = {
3502
    VIRSH_COMMON_OPT_DOMAIN_FULL,
3503
    {.name = NULL}
3504 3505 3506 3507 3508 3509 3510 3511 3512 3513
};

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

3514
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3515 3516 3517 3518 3519 3520 3521 3522 3523 3524 3525 3526 3527
        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;

3528
 cleanup:
3529 3530 3531 3532 3533 3534 3535 3536
    virDomainFree(dom);
    return ret;
}

/*
 * "undefine" command
 */
static const vshCmdInfo info_undefine[] = {
3537 3538 3539 3540 3541 3542 3543
    {.name = "help",
     .data = N_("undefine a domain")
    },
    {.name = "desc",
     .data = N_("Undefine an inactive domain, or convert persistent to transient.")
    },
    {.name = NULL}
3544 3545 3546
};

static const vshCmdOptDef opts_undefine[] = {
3547
    VIRSH_COMMON_OPT_DOMAIN_FULL,
3548 3549 3550 3551 3552
    {.name = "managed-save",
     .type = VSH_OT_BOOL,
     .help = N_("remove domain managed state file")
    },
    {.name = "storage",
3553
     .type = VSH_OT_STRING,
3554 3555 3556 3557 3558 3559 3560
     .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)")
    },
3561 3562 3563 3564 3565
    {.name = "delete-snapshots",
     .type = VSH_OT_BOOL,
     .help = N_("delete snapshots associated with volume(s), requires "
                "--remove-all-storage (must be supported by storage driver)")
    },
3566 3567 3568 3569 3570 3571 3572 3573
    {.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")
    },
3574 3575 3576 3577
    {.name = "nvram",
     .type = VSH_OT_BOOL,
     .help = N_("remove nvram file, if inactive")
    },
3578
    {.name = NULL}
3579 3580
};

3581 3582 3583 3584
typedef struct {
    virStorageVolPtr vol;
    char *source;
    char *target;
3585
} virshUndefineVolume;
3586

3587 3588 3589 3590 3591 3592 3593 3594
static bool
cmdUndefine(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = false;
    const char *name = NULL;
    /* Flags to attempt.  */
    unsigned int flags = 0;
3595
    unsigned int vol_flags = 0;
3596 3597 3598 3599 3600
    /* 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");
3601
    bool delete_snapshots = vshCommandOptBool(cmd, "delete-snapshots");
3602
    bool nvram = vshCommandOptBool(cmd, "nvram");
3603 3604 3605 3606 3607 3608 3609 3610 3611 3612
    /* 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 */
3613 3614 3615
    const char *vol_string = NULL;  /* string containing volumes to delete */
    char **vol_list = NULL;         /* tokenized vol_string */
    int nvol_list = 0;
3616
    virshUndefineVolume *vols = NULL; /* info about the volumes to delete*/
3617 3618 3619 3620 3621 3622
    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;
3623 3624
    char *source = NULL;
    char *target = NULL;
3625
    char *pool = NULL;
3626 3627
    size_t i;
    size_t j;
3628
    virshControlPtr priv = ctl->privData;
3629

3630 3631
    VSH_REQUIRE_OPTION("delete-snapshots", "remove-all-storage");

3632
    ignore_value(vshCommandOptStringQuiet(ctl, cmd, "storage", &vol_string));
3633

3634 3635 3636 3637 3638 3639 3640
    if (!(vol_string || remove_all_storage) && wipe_storage) {
        vshError(ctl,
                 _("'--wipe-storage' requires '--storage <string>' or "
                   "'--remove-all-storage'"));
        return false;
    }

3641 3642 3643
    if (delete_snapshots)
        vol_flags |= VIR_STORAGE_VOL_DELETE_WITH_SNAPSHOTS;

3644 3645 3646 3647 3648 3649 3650 3651
    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;
    }
3652
    if (nvram)
3653
        flags |= VIR_DOMAIN_UNDEFINE_NVRAM;
3654

3655
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
3656 3657 3658 3659 3660 3661
        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.  */
3662 3663 3664
    if ((running = virDomainIsActive(dom)) < 0)
        goto error;

3665 3666 3667 3668 3669 3670
    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) {
3671 3672
            if (last_error->code != VIR_ERR_NO_SUPPORT)
                goto error;
3673
            vshResetLibvirtError();
3674 3675 3676 3677 3678
            has_managed_save = 0;
        }

        has_snapshots = virDomainSnapshotNum(dom, 0);
        if (has_snapshots < 0) {
3679 3680
            if (last_error->code != VIR_ERR_NO_SUPPORT)
                goto error;
3681
            vshResetLibvirtError();
3682 3683 3684 3685 3686 3687 3688 3689
            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.  */
3690
                vshResetLibvirtError();
3691 3692 3693 3694 3695 3696 3697 3698 3699 3700 3701 3702
                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;
    }
3703
    if (has_snapshots == 0)
3704 3705 3706 3707 3708 3709 3710
        snapshots_safe = true;
    if (has_snapshots_metadata == 0) {
        flags &= ~VIR_DOMAIN_UNDEFINE_SNAPSHOTS_METADATA;
        snapshots_safe = true;
    }

    /* Stash domain description for later use */
3711
    if (vol_string || remove_all_storage) {
3712
        if (running) {
3713 3714 3715
            vshError(ctl,
                     _("Storage volume deletion is supported only on "
                       "stopped domains"));
3716 3717 3718
            goto cleanup;
        }

3719 3720 3721
        if (vol_string && remove_all_storage) {
            vshError(ctl,
                     _("Specified both --storage and --remove-all-storage"));
3722 3723 3724
            goto cleanup;
        }

3725 3726 3727 3728
        if (!(def = virDomainGetXMLDesc(dom, 0))) {
            vshError(ctl, _("Could not retrieve domain XML description"));
            goto cleanup;
        }
3729 3730 3731 3732 3733

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

C
Chen Hanxiao 已提交
3734
        /* tokenize the string from user and save its parts into an array */
3735 3736
        if (vol_string &&
            (nvol_list = vshStringToArray(vol_string, &vol_list)) < 0)
3737 3738
            goto error;

3739 3740 3741
        if ((nvol_nodes = virXPathNodeSet("./devices/disk", ctxt,
                                          &vol_nodes)) < 0)
            goto error;
3742

3743
        for (i = 0; i < nvol_nodes; i++) {
3744
            ctxt->node = vol_nodes[i];
3745
            virshUndefineVolume vol;
3746 3747
            VIR_FREE(source);
            VIR_FREE(target);
3748
            VIR_FREE(pool);
3749 3750 3751 3752 3753 3754 3755 3756 3757

            /* 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|"
3758 3759
                                          "./source/@dev|"
                                          "./source/@volume)", ctxt)))
3760
                continue;
3761

3762 3763
            pool = virXPathString("string(./source/@pool)", ctxt);

3764
            /* lookup if volume was selected by user */
3765 3766 3767 3768 3769 3770 3771
            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;
3772 3773 3774
                        break;
                    }
                }
3775
                if (!found)
3776 3777 3778
                    continue;
            }

3779 3780 3781 3782 3783 3784 3785 3786 3787 3788
            if (pool) {
                virStoragePoolPtr storagepool = NULL;

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

3789
                if (!(storagepool = virStoragePoolLookupByName(priv->conn,
3790 3791 3792 3793 3794 3795 3796 3797 3798 3799 3800 3801
                                                               pool))) {
                    vshPrint(ctl,
                             _("Storage pool '%s' for volume '%s' not found."),
                             pool, target);
                    vshResetLibvirtError();
                    continue;
                }

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

            } else {
3802
               vol.vol = virStorageVolLookupByPath(priv->conn, source);
3803 3804 3805
            }

            if (!vol.vol) {
3806 3807 3808
                vshPrint(ctl,
                         _("Storage volume '%s'(%s) is not managed by libvirt. "
                           "Remove it manually.\n"), target, source);
3809
                vshResetLibvirtError();
3810 3811
                continue;
            }
3812 3813 3814

            vol.source = source;
            vol.target = target;
3815 3816
            source = NULL;
            target = NULL;
3817 3818
            if (VIR_APPEND_ELEMENT(vols, nvols, vol) < 0)
                goto cleanup;
3819 3820 3821
        }

        /* print volumes specified by user that were not found in domain definition */
3822 3823 3824 3825 3826 3827 3828 3829
        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;
3830 3831 3832
                }
            }

3833
            if (found)
3834 3835
                goto cleanup;
        }
3836 3837 3838 3839 3840 3841 3842
    }

    /* 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
3843 3844 3845 3846 3847
     * 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) {
3848
        rc = virDomainUndefineFlags(dom, flags);
3849 3850 3851
        if (rc == 0 || nvram ||
            (last_error->code != VIR_ERR_NO_SUPPORT &&
             last_error->code != VIR_ERR_INVALID_ARG))
3852
            goto out;
3853
        vshResetLibvirtError();
3854 3855 3856 3857 3858 3859 3860 3861 3862 3863 3864 3865
    }

    /* 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
3866
            vshReportError(ctl);
3867 3868 3869 3870 3871 3872 3873 3874 3875 3876 3877 3878 3879 3880 3881 3882 3883
            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);

3884
 out:
3885 3886 3887 3888 3889 3890 3891 3892 3893
    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 */
3894
    if (nvols) {
3895
        for (i = 0; i < nvols; i++) {
3896
            if (wipe_storage) {
3897
                vshPrint(ctl, _("Wiping volume '%s'(%s) ... "),
3898
                         vols[i].target, vols[i].source);
3899
                fflush(stdout);
3900
                if (virStorageVolWipe(vols[i].vol, 0) < 0) {
3901
                    vshError(ctl, _("Failed! Volume not removed."));
3902
                    ret = false;
3903 3904 3905 3906 3907 3908 3909
                    continue;
                } else {
                    vshPrint(ctl, _("Done.\n"));
                }
            }

            /* delete the volume */
3910
            if (virStorageVolDelete(vols[i].vol, vol_flags) < 0) {
3911
                vshError(ctl, _("Failed to remove storage volume '%s'(%s)"),
3912
                         vols[i].target, vols[i].source);
3913 3914 3915
                ret = false;
            } else {
                vshPrint(ctl, _("Volume '%s'(%s) removed.\n"),
3916
                         vols[i].target, vols[i].source);
3917 3918 3919 3920
            }
        }
    }

3921
 cleanup:
3922 3923
    VIR_FREE(source);
    VIR_FREE(target);
3924
    VIR_FREE(pool);
3925
    for (i = 0; i < nvols; i++) {
3926 3927 3928 3929
        VIR_FREE(vols[i].source);
        VIR_FREE(vols[i].target);
        if (vols[i].vol)
            virStorageVolFree(vols[i].vol);
3930
    }
3931 3932 3933 3934 3935
    VIR_FREE(vols);

    for (i = 0; i < nvol_list; i++)
        VIR_FREE(vol_list[i]);
    VIR_FREE(vol_list);
3936

3937 3938 3939 3940 3941 3942
    VIR_FREE(def);
    VIR_FREE(vol_nodes);
    xmlFreeDoc(doc);
    xmlXPathFreeContext(ctxt);
    virDomainFree(dom);
    return ret;
3943

3944
 error:
E
Eric Blake 已提交
3945
    vshReportError(ctl);
3946
    goto cleanup;
3947 3948 3949 3950 3951 3952
}

/*
 * "start" command
 */
static const vshCmdInfo info_start[] = {
3953 3954 3955 3956 3957
    {.name = "help",
     .data = N_("start a (previously defined) inactive domain")
    },
    {.name = "desc",
     .data = N_("Start a domain, either from the last managedsave\n"
3958
                "    state, or via a fresh boot if no managedsave state\n"
3959 3960 3961
                "    is present.")
    },
    {.name = NULL}
3962 3963 3964
};

static const vshCmdOptDef opts_start[] = {
3965
    VIRSH_COMMON_OPT_DOMAIN(N_("name of the inactive domain")),
3966
#ifndef WIN32
3967 3968 3969 3970
    {.name = "console",
     .type = VSH_OT_BOOL,
     .help = N_("attach to console after creation")
    },
3971
#endif
3972 3973 3974 3975 3976 3977 3978 3979 3980 3981 3982 3983 3984 3985 3986 3987
    {.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")
    },
3988 3989 3990 3991
    {.name = "pass-fds",
     .type = VSH_OT_STRING,
     .help = N_("pass file descriptors N,M,... to the guest")
    },
3992
    {.name = NULL}
3993 3994
};

3995 3996 3997 3998 3999 4000 4001 4002 4003 4004 4005 4006 4007 4008 4009
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;

4010
    if (vshCommandOptStringQuiet(ctl, cmd, "pass-fds", &fdopt) <= 0)
4011 4012 4013 4014 4015 4016 4017 4018 4019 4020 4021 4022 4023 4024 4025 4026 4027 4028 4029 4030 4031 4032 4033 4034 4035 4036
        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;

4037
 error:
4038 4039 4040 4041 4042
    virStringFreeList(fdlist);
    VIR_FREE(fds);
    return -1;
}

4043 4044 4045 4046 4047 4048 4049 4050 4051 4052
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;
4053 4054
    size_t nfds = 0;
    int *fds = NULL;
4055

4056 4057
    if (!(dom = virshCommandOptDomainBy(ctl, cmd, NULL,
                                        VIRSH_BYNAME | VIRSH_BYUUID)))
4058 4059 4060 4061
        return false;

    if (virDomainGetID(dom) != (unsigned int)-1) {
        vshError(ctl, "%s", _("Domain is already active"));
4062
        goto cleanup;
4063 4064
    }

4065
    if (cmdStartGetFDs(ctl, cmd, &nfds, &fds) < 0)
4066
        goto cleanup;
4067

4068 4069 4070 4071 4072 4073 4074 4075 4076 4077 4078
    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) {
4079 4080 4081
        if ((nfds ?
             virDomainCreateWithFiles(dom, nfds, fds, flags) :
             virDomainCreateWithFlags(dom, flags)) == 0)
4082 4083 4084
            goto started;
        if (last_error->code != VIR_ERR_NO_SUPPORT &&
            last_error->code != VIR_ERR_INVALID_ARG) {
E
Eric Blake 已提交
4085
            vshReportError(ctl);
4086 4087
            goto cleanup;
        }
4088
        vshResetLibvirtError();
4089 4090 4091
        rc = virDomainHasManagedSaveImage(dom, 0);
        if (rc < 0) {
            /* No managed save image to remove */
4092
            vshResetLibvirtError();
4093 4094
        } else if (rc > 0) {
            if (virDomainManagedSaveRemove(dom, 0) < 0) {
E
Eric Blake 已提交
4095
                vshReportError(ctl);
4096 4097 4098 4099 4100 4101 4102
                goto cleanup;
            }
        }
        flags &= ~VIR_DOMAIN_START_FORCE_BOOT;
    }

    /* Prefer older API unless we have to pass a flag.  */
4103 4104 4105
    if ((nfds ? virDomainCreateWithFiles(dom, nfds, fds, flags) :
         (flags ? virDomainCreateWithFlags(dom, flags)
          : virDomainCreate(dom))) < 0) {
4106 4107 4108 4109
        vshError(ctl, _("Failed to start domain %s"), virDomainGetName(dom));
        goto cleanup;
    }

4110
 started:
4111 4112 4113 4114 4115 4116 4117 4118 4119
    vshPrint(ctl, _("Domain %s started\n"),
             virDomainGetName(dom));
#ifndef WIN32
    if (console && !cmdRunConsole(ctl, dom, NULL, 0))
        goto cleanup;
#endif

    ret = true;

4120
 cleanup:
4121
    virDomainFree(dom);
4122
    VIR_FREE(fds);
4123 4124 4125 4126 4127 4128 4129
    return ret;
}

/*
 * "save" command
 */
static const vshCmdInfo info_save[] = {
4130 4131 4132 4133 4134 4135 4136
    {.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}
4137 4138 4139
};

static const vshCmdOptDef opts_save[] = {
4140
    VIRSH_COMMON_OPT_DOMAIN_FULL,
4141
    VIRSH_COMMON_OPT_FILE(N_("where to save the data")),
M
Martin Kletzander 已提交
4142 4143 4144 4145
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when saving")
    },
4146 4147 4148 4149 4150 4151 4152 4153 4154 4155 4156 4157 4158 4159 4160 4161 4162
    {.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}
4163 4164 4165 4166 4167
};

static void
doSave(void *opaque)
{
4168
    virshCtrlData *data = opaque;
4169 4170 4171 4172 4173 4174 4175 4176 4177 4178 4179 4180 4181 4182 4183 4184
    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;

4185
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
4186 4187 4188 4189 4190 4191 4192 4193 4194
        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;

4195
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
4196 4197
        goto out;

4198
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4199 4200 4201
        goto out;

    if (xmlfile &&
4202
        virFileReadAll(xmlfile, VSH_MAX_XML_FILE, &xml) < 0) {
4203
        vshReportError(ctl);
4204
        goto out;
4205
    }
4206 4207 4208 4209 4210 4211 4212 4213 4214 4215

    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';

4216
 out:
4217
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
4218
 out_sig:
4219 4220
    if (dom)
        virDomainFree(dom);
4221 4222 4223 4224
    VIR_FREE(xml);
    ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
}

4225 4226
typedef void (*jobWatchTimeoutFunc)(vshControl *ctl, virDomainPtr dom,
                                    void *opaque);
E
Eric Blake 已提交
4227

E
Eric Blake 已提交
4228
static bool
4229 4230 4231 4232 4233 4234 4235 4236
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
4237 4238 4239
{
    struct sigaction sig_action;
    struct sigaction old_sig_action;
4240 4241
    struct pollfd pollfd[2] = {{.fd = pipe_fd, .events = POLLIN, .revents = 0},
                               {.fd = STDIN_FILENO, .events = POLLIN, .revents = 0}};
E
Eric Blake 已提交
4242 4243 4244 4245 4246 4247
    struct timeval start, curr;
    virDomainJobInfo jobinfo;
    int ret = -1;
    char retchar;
    bool functionReturn = false;
    sigset_t sigmask, oldsigmask;
4248
    bool jobStarted = false;
4249
    nfds_t npollfd = 2;
E
Eric Blake 已提交
4250 4251 4252 4253 4254

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

    intCaught = 0;
4255
    sig_action.sa_sigaction = virshCatchInt;
E
Eric Blake 已提交
4256 4257 4258 4259
    sig_action.sa_flags = SA_SIGINFO;
    sigemptyset(&sig_action.sa_mask);
    sigaction(SIGINT, &sig_action, &old_sig_action);

4260 4261 4262 4263
    /* don't poll on STDIN if we are not using a terminal */
    if (!vshTTYAvailable(ctl))
        npollfd = 1;

E
Eric Blake 已提交
4264 4265
    GETTIMEOFDAY(&start);
    while (1) {
4266
        ret = poll((struct pollfd *)&pollfd, npollfd, 500);
E
Eric Blake 已提交
4267
        if (ret > 0) {
4268 4269
            if (pollfd[1].revents & POLLIN &&
                saferead(STDIN_FILENO, &retchar, sizeof(retchar)) > 0) {
4270
                if (vshTTYIsInterruptCharacter(ctl, retchar))
4271
                    virDomainAbortJob(dom);
4272
                continue;
4273 4274 4275
            }

            if (pollfd[0].revents & POLLIN &&
E
Eric Blake 已提交
4276 4277 4278 4279
                saferead(pipe_fd, &retchar, sizeof(retchar)) > 0 &&
                retchar == '0') {
                if (verbose) {
                    /* print [100 %] */
4280
                    virshPrintJobProgress(label, 0, 1);
E
Eric Blake 已提交
4281 4282 4283 4284 4285 4286 4287 4288 4289 4290 4291 4292
                }
                break;
            }
            goto cleanup;
        }

        if (ret < 0) {
            if (errno == EINTR) {
                if (intCaught) {
                    virDomainAbortJob(dom);
                    intCaught = 0;
                }
4293
                continue;
E
Eric Blake 已提交
4294 4295 4296 4297 4298
            }
            goto cleanup;
        }

        GETTIMEOFDAY(&curr);
4299 4300 4301
        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
4302 4303 4304 4305
            /* suspend the domain when migration timeouts. */
            vshDebug(ctl, VSH_ERR_DEBUG, "%s timeout", label);
            if (timeout_func)
                (timeout_func)(ctl, dom, opaque);
4306
            timeout_ms = 0;
E
Eric Blake 已提交
4307 4308
        }

4309
        if (verbose || !jobStarted) {
E
Eric Blake 已提交
4310 4311 4312
            pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask);
            ret = virDomainGetJobInfo(dom, &jobinfo);
            pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
4313
            if (ret == 0) {
4314
                if (verbose && jobinfo.dataTotal > 0)
4315 4316
                    virshPrintJobProgress(label, jobinfo.dataRemaining,
                                          jobinfo.dataTotal);
4317 4318 4319 4320 4321 4322 4323 4324 4325 4326

                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
4327 4328 4329 4330 4331
        }
    }

    functionReturn = true;

4332
 cleanup:
E
Eric Blake 已提交
4333
    sigaction(SIGINT, &old_sig_action, NULL);
4334
    vshTTYRestore(ctl);
E
Eric Blake 已提交
4335 4336 4337
    return functionReturn;
}

4338 4339 4340 4341 4342 4343 4344 4345
static bool
cmdSave(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = false;
    virDomainPtr dom = NULL;
    int p[2] = {-1. -1};
    virThread workerThread;
    bool verbose = false;
4346
    virshCtrlData data;
4347 4348 4349
    const char *to = NULL;
    const char *name = NULL;

4350
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4351 4352
        return false;

4353
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
4354 4355 4356 4357 4358 4359 4360 4361 4362 4363 4364 4365 4366 4367 4368 4369 4370 4371
        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;

4372
    ret = virshWatchJob(ctl, dom, verbose, p[0], 0, NULL, NULL, _("Save"));
4373 4374 4375 4376 4377 4378

    virThreadJoin(&workerThread);

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

4379
 cleanup:
4380
    virDomainFree(dom);
4381 4382 4383 4384 4385 4386 4387
    return ret;
}

/*
 * "save-image-dumpxml" command
 */
static const vshCmdInfo info_save_image_dumpxml[] = {
4388 4389 4390 4391 4392 4393 4394
    {.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}
4395 4396 4397
};

static const vshCmdOptDef opts_save_image_dumpxml[] = {
4398
    VIRSH_COMMON_OPT_FILE(N_("saved state file to read")),
4399 4400 4401 4402 4403
    {.name = "security-info",
     .type = VSH_OT_BOOL,
     .help = N_("include security sensitive information in XML dump")
    },
    {.name = NULL}
4404 4405 4406 4407 4408 4409 4410 4411 4412
};

static bool
cmdSaveImageDumpxml(vshControl *ctl, const vshCmd *cmd)
{
    const char *file = NULL;
    bool ret = false;
    unsigned int flags = 0;
    char *xml = NULL;
4413
    virshControlPtr priv = ctl->privData;
4414 4415 4416 4417

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

4418
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
4419 4420
        return false;

4421
    xml = virDomainSaveImageGetXMLDesc(priv->conn, file, flags);
4422 4423 4424 4425 4426 4427
    if (!xml)
        goto cleanup;

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

4428
 cleanup:
4429 4430 4431 4432 4433 4434 4435 4436
    VIR_FREE(xml);
    return ret;
}

/*
 * "save-image-define" command
 */
static const vshCmdInfo info_save_image_define[] = {
4437 4438 4439 4440 4441 4442 4443
    {.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}
4444 4445 4446
};

static const vshCmdOptDef opts_save_image_define[] = {
4447
    VIRSH_COMMON_OPT_FILE(N_("saved state file to modify")),
4448
    {.name = "xml",
4449
     .type = VSH_OT_DATA,
4450 4451 4452 4453 4454 4455 4456 4457 4458 4459 4460 4461
     .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}
4462 4463 4464 4465 4466 4467 4468 4469 4470 4471
};

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;
4472
    virshControlPtr priv = ctl->privData;
4473 4474 4475 4476 4477 4478

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

4479
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
4480 4481
        return false;

4482
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
4483 4484
        return false;

4485
    if (virFileReadAll(xmlfile, VSH_MAX_XML_FILE, &xml) < 0)
4486 4487
        goto cleanup;

4488
    if (virDomainSaveImageDefineXML(priv->conn, file, xml, flags) < 0) {
4489 4490 4491 4492 4493 4494 4495
        vshError(ctl, _("Failed to update %s"), file);
        goto cleanup;
    }

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

4496
 cleanup:
4497 4498 4499 4500 4501 4502 4503 4504
    VIR_FREE(xml);
    return ret;
}

/*
 * "save-image-edit" command
 */
static const vshCmdInfo info_save_image_edit[] = {
4505 4506 4507 4508 4509 4510 4511
    {.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}
4512 4513 4514
};

static const vshCmdOptDef opts_save_image_edit[] = {
4515
    VIRSH_COMMON_OPT_FILE(N_("saved state file to edit")),
4516 4517 4518 4519 4520 4521 4522 4523 4524
    {.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}
4525 4526 4527 4528 4529 4530 4531 4532 4533
};

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;
4534
    virshControlPtr priv = ctl->privData;
4535 4536 4537 4538 4539 4540 4541 4542 4543 4544

    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.  */
4545
    VSH_EXCLUSIVE_OPTIONS("running", "paused");
4546

4547
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
4548 4549 4550
        return false;

#define EDIT_GET_XML \
4551
    virDomainSaveImageGetXMLDesc(priv->conn, file, getxml_flags)
4552 4553 4554 4555 4556 4557 4558
#define EDIT_NOT_CHANGED                                        \
    do {                                                        \
        vshPrint(ctl, _("Saved image %s XML configuration "     \
                        "not changed.\n"), file);               \
        ret = true;                                             \
        goto edit_cleanup;                                      \
    } while (0)
4559
#define EDIT_DEFINE \
4560
    (virDomainSaveImageDefineXML(priv->conn, file, doc_edited, define_flags) == 0)
4561 4562 4563 4564 4565
#include "virsh-edit.c"

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

4566
 cleanup:
4567 4568 4569 4570 4571 4572 4573
    return ret;
}

/*
 * "managedsave" command
 */
static const vshCmdInfo info_managedsave[] = {
4574 4575 4576 4577 4578
    {.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"
4579 4580
                "    the same state at a later time.  When the virsh 'start'\n"
                "    command is next run for the domain, it will automatically\n"
4581 4582 4583
                "    be started from this saved state.")
    },
    {.name = NULL}
4584 4585 4586
};

static const vshCmdOptDef opts_managedsave[] = {
4587
    VIRSH_COMMON_OPT_DOMAIN_FULL,
M
Martin Kletzander 已提交
4588 4589 4590 4591
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when saving")
    },
4592 4593 4594 4595 4596 4597 4598 4599 4600 4601 4602 4603 4604
    {.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}
4605 4606 4607 4608 4609 4610
};

static void
doManagedsave(void *opaque)
{
    char ret = '1';
4611
    virshCtrlData *data = opaque;
4612 4613 4614 4615 4616 4617 4618 4619 4620 4621 4622 4623 4624 4625 4626 4627 4628 4629 4630
    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;

4631
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4632 4633 4634 4635 4636 4637 4638 4639
        goto out;

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

    ret = '0';
4640
 out:
4641
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
4642
 out_sig:
4643 4644 4645 4646 4647 4648 4649 4650 4651 4652 4653 4654 4655
    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;
4656
    virshCtrlData data;
4657 4658
    virThread workerThread;

4659
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4660 4661 4662 4663 4664 4665 4666 4667 4668 4669 4670 4671 4672 4673 4674 4675 4676 4677
        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;

4678 4679
    ret = virshWatchJob(ctl, dom, verbose, p[0], 0,
                        NULL, NULL, _("Managedsave"));
4680 4681 4682 4683 4684 4685

    virThreadJoin(&workerThread);

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

4686
 cleanup:
4687 4688 4689 4690 4691 4692 4693 4694 4695 4696
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return ret;
}

/*
 * "managedsave-remove" command
 */
static const vshCmdInfo info_managedsaveremove[] = {
4697 4698 4699 4700 4701 4702 4703
    {.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}
4704 4705 4706
};

static const vshCmdOptDef opts_managedsaveremove[] = {
4707
    VIRSH_COMMON_OPT_DOMAIN_FULL,
4708
    {.name = NULL}
4709 4710 4711 4712 4713 4714 4715 4716 4717 4718
};

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

4719
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
4720 4721 4722 4723 4724 4725 4726 4727 4728 4729 4730 4731 4732 4733 4734 4735 4736 4737 4738 4739 4740 4741 4742
        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;

4743
 cleanup:
4744 4745 4746 4747 4748 4749 4750 4751
    virDomainFree(dom);
    return ret;
}

/*
 * "schedinfo" command
 */
static const vshCmdInfo info_schedinfo[] = {
4752 4753 4754 4755 4756 4757 4758
    {.name = "help",
     .data = N_("show/set scheduler parameters")
    },
    {.name = "desc",
     .data = N_("Show/Set scheduler parameters.")
    },
    {.name = NULL}
4759 4760 4761
};

static const vshCmdOptDef opts_schedinfo[] = {
4762
    VIRSH_COMMON_OPT_DOMAIN_FULL,
4763 4764
    {.name = "weight",
     .type = VSH_OT_INT,
4765
     .flags = VSH_OFLAG_REQ_OPT,
4766 4767 4768 4769
     .help = N_("weight for XEN_CREDIT")
    },
    {.name = "cap",
     .type = VSH_OT_INT,
4770
     .flags = VSH_OFLAG_REQ_OPT,
4771 4772
     .help = N_("cap for XEN_CREDIT")
    },
4773
    VIRSH_COMMON_OPT_CURRENT(N_("get/set current scheduler info")),
4774
    VIRSH_COMMON_OPT_CONFIG(N_("get/set value to be used on next boot")),
4775
    VIRSH_COMMON_OPT_LIVE(N_("get/set value from running domain")),
4776 4777 4778 4779 4780
    {.name = "set",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_NONE,
     .help = N_("parameter=value")
    },
4781
    {.name = NULL}
4782 4783
};

4784 4785 4786 4787 4788 4789 4790 4791 4792
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;
4793
    size_t i;
4794 4795 4796 4797 4798 4799 4800 4801 4802 4803 4804 4805 4806 4807 4808 4809 4810 4811 4812 4813 4814 4815 4816 4817

    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;
}

4818 4819
static int
cmdSchedInfoUpdate(vshControl *ctl, const vshCmd *cmd,
4820 4821
                   virTypedParameterPtr src_params, int nsrc_params,
                   virTypedParameterPtr *update_params)
4822
{
4823 4824
    char *set_field = NULL;
    char *set_val = NULL;
4825 4826
    const char *val = NULL;
    const vshCmdOpt *opt = NULL;
4827 4828
    virTypedParameterPtr params = NULL;
    int nparams = 0;
4829
    int maxparams = 0;
4830 4831 4832
    int ret = -1;
    int rv;

4833
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
4834
        set_field = vshStrdup(ctl, opt->data);
4835
        if (!(set_val = strchr(set_field, '='))) {
4836 4837
            vshError(ctl, "%s", _("Invalid syntax for --set, "
                                  "expecting name=value"));
4838
            goto cleanup;
4839
        }
4840 4841 4842 4843

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

4844 4845 4846 4847
        if (cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                                  &params, &nparams, &maxparams,
                                  set_field, set_val) < 0)
            goto cleanup;
4848

4849 4850
        VIR_FREE(set_field);
    }
4851

4852 4853 4854 4855 4856 4857 4858
    rv = vshCommandOptStringReq(ctl, cmd, "cap", &val);
    if (rv < 0 ||
        (val &&
         cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                               &params, &nparams, &maxparams,
                               "cap", val) < 0))
        goto cleanup;
4859

4860 4861 4862 4863 4864 4865 4866
    rv = vshCommandOptStringReq(ctl, cmd, "weight", &val);
    if (rv < 0 ||
        (val &&
         cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                               &params, &nparams, &maxparams,
                               "weight", val) < 0))
        goto cleanup;
4867

4868
    ret = nparams;
4869
    *update_params = params;
4870 4871
    params = NULL;

4872
 cleanup:
4873
    VIR_FREE(set_field);
4874
    virTypedParamsFree(params, nparams);
4875
    return ret;
4876 4877 4878 4879 4880 4881 4882 4883
}

static bool
cmdSchedinfo(vshControl *ctl, const vshCmd *cmd)
{
    char *schedulertype;
    virDomainPtr dom;
    virTypedParameterPtr params = NULL;
4884
    virTypedParameterPtr updates = NULL;
4885
    int nparams = 0;
4886
    int nupdates = 0;
4887 4888
    size_t i;
    int ret;
4889
    bool ret_val = false;
4890
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
4891 4892 4893 4894
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

4895 4896 4897 4898 4899 4900 4901
    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;
4902

4903
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
4904 4905 4906 4907 4908
        return false;

    /* Print SchedulerType */
    schedulertype = virDomainGetSchedulerType(dom, &nparams);
    if (schedulertype != NULL) {
P
Peter Krempa 已提交
4909
        vshPrint(ctl, "%-15s: %s\n", _("Scheduler"), schedulertype);
4910 4911 4912 4913 4914 4915 4916 4917 4918 4919 4920 4921 4922 4923 4924 4925 4926 4927 4928 4929 4930 4931 4932 4933 4934
        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 */
4935 4936 4937
        if ((nupdates = cmdSchedInfoUpdate(ctl, cmd, params, nparams,
                                           &updates)) < 0)
            goto cleanup;
4938 4939

        /* Update parameters & refresh data */
4940
        if (nupdates > 0) {
4941
            if (flags || current)
4942 4943
                ret = virDomainSetSchedulerParametersFlags(dom, updates,
                                                           nupdates, flags);
4944
            else
4945 4946
                ret = virDomainSetSchedulerParameters(dom, updates, nupdates);

4947 4948 4949 4950 4951 4952 4953 4954 4955 4956 4957 4958 4959 4960 4961 4962 4963 4964 4965 4966 4967 4968 4969 4970 4971 4972 4973 4974 4975 4976
            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:
4977 4978
    virTypedParamsFree(params, nparams);
    virTypedParamsFree(updates, nupdates);
4979 4980 4981 4982 4983 4984 4985 4986
    virDomainFree(dom);
    return ret_val;
}

/*
 * "restore" command
 */
static const vshCmdInfo info_restore[] = {
4987 4988 4989 4990 4991 4992 4993
    {.name = "help",
     .data = N_("restore a domain from a saved state in a file")
    },
    {.name = "desc",
     .data = N_("Restore a domain.")
    },
    {.name = NULL}
4994 4995 4996
};

static const vshCmdOptDef opts_restore[] = {
4997
    VIRSH_COMMON_OPT_FILE(N_("the state to restore")),
4998 4999 5000 5001 5002 5003 5004 5005 5006 5007 5008 5009 5010 5011 5012 5013 5014
    {.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}
5015 5016 5017 5018 5019 5020 5021 5022 5023 5024
};

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;
5025
    virshControlPtr priv = ctl->privData;
5026

5027
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
5028 5029 5030 5031 5032 5033 5034 5035 5036
        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;

5037
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
5038 5039 5040
        return false;

    if (xmlfile &&
5041
        virFileReadAll(xmlfile, VSH_MAX_XML_FILE, &xml) < 0)
5042 5043 5044
        goto cleanup;

    if (((flags || xml)
5045 5046
         ? virDomainRestoreFlags(priv->conn, from, xml, flags)
         : virDomainRestore(priv->conn, from)) < 0) {
5047 5048 5049 5050 5051 5052 5053
        vshError(ctl, _("Failed to restore domain from %s"), from);
        goto cleanup;
    }

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

5054
 cleanup:
5055 5056 5057 5058 5059 5060 5061 5062
    VIR_FREE(xml);
    return ret;
}

/*
 * "dump" command
 */
static const vshCmdInfo info_dump[] = {
5063 5064 5065 5066 5067 5068 5069
    {.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}
5070 5071 5072
};

static const vshCmdOptDef opts_dump[] = {
5073
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5074
    VIRSH_COMMON_OPT_FILE(N_("where to dump the core")),
5075
    VIRSH_COMMON_OPT_LIVE(N_("perform a live core dump if supported")),
5076 5077 5078 5079 5080 5081
    {.name = "crash",
     .type = VSH_OT_BOOL,
     .help = N_("crash the domain after core dump")
    },
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
5082
     .help = N_("avoid file system cache when dumping")
5083 5084 5085 5086 5087 5088 5089 5090 5091 5092 5093 5094 5095
    },
    {.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")
    },
5096
    {.name = "format",
5097
     .type = VSH_OT_STRING,
5098 5099
     .help = N_("specify the format of memory-only dump")
    },
5100
    {.name = NULL}
5101 5102 5103 5104 5105 5106
};

static void
doDump(void *opaque)
{
    char ret = '1';
5107
    virshCtrlData *data = opaque;
5108 5109 5110 5111 5112 5113 5114
    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;
5115 5116
    const char *format = NULL;
    unsigned int dumpformat = VIR_DOMAIN_CORE_DUMP_FORMAT_RAW;
5117 5118 5119 5120 5121 5122

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

5123
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
5124 5125
        goto out;

5126
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5127 5128 5129 5130 5131 5132 5133 5134 5135 5136 5137 5138 5139
        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;

5140 5141 5142 5143 5144 5145
    if (vshCommandOptBool(cmd, "format")) {
        if (!(flags & VIR_DUMP_MEMORY_ONLY)) {
            vshError(ctl, "%s", _("--format only works with --memory-only"));
            goto out;
        }

5146
        if (vshCommandOptStringQuiet(ctl, cmd, "format", &format) > 0) {
5147 5148 5149 5150 5151 5152 5153 5154 5155 5156 5157 5158 5159 5160 5161 5162 5163 5164 5165 5166 5167 5168 5169 5170 5171 5172 5173
            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;
        }
5174 5175 5176
    }

    ret = '0';
5177
 out:
5178
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
5179
 out_sig:
5180 5181 5182 5183 5184 5185 5186 5187 5188 5189 5190 5191 5192 5193
    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;
5194
    virshCtrlData data;
5195 5196
    virThread workerThread;

5197
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5198 5199
        return false;

5200
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
5201
        goto cleanup;
5202 5203 5204 5205 5206 5207 5208 5209 5210 5211 5212 5213 5214 5215 5216 5217 5218

    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;

5219
    ret = virshWatchJob(ctl, dom, verbose, p[0], 0, NULL, NULL, _("Dump"));
5220 5221 5222 5223 5224 5225

    virThreadJoin(&workerThread);

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

5226
 cleanup:
5227 5228 5229 5230 5231 5232 5233
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return ret;
}

static const vshCmdInfo info_screenshot[] = {
5234 5235 5236 5237 5238 5239 5240 5241
    {.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}
5242 5243 5244
};

static const vshCmdOptDef opts_screenshot[] = {
5245
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5246
    {.name = "file",
5247
     .type = VSH_OT_STRING,
5248 5249 5250 5251 5252 5253 5254
     .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}
5255 5256 5257 5258 5259 5260
};

/**
 * Generate string: '<domain name>-<timestamp>[<extension>]'
 */
static char *
5261
virshGenFileName(vshControl *ctl, virDomainPtr dom, const char *mime)
5262 5263
{
    char timestr[100];
5264
    time_t cur_time;
5265 5266 5267 5268 5269 5270 5271 5272 5273 5274 5275 5276 5277 5278 5279
    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 */

5280
    time(&cur_time);
5281
    localtime_r(&cur_time, &time_info);
5282 5283 5284 5285 5286 5287 5288 5289 5290 5291 5292 5293 5294 5295 5296 5297 5298 5299 5300 5301 5302
    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
5303
    bool ret = false;
5304 5305 5306
    bool created = false;
    bool generated = false;
    char *mime = NULL;
5307
    virshControlPtr priv = ctl->privData;
5308

5309
    if (vshCommandOptStringReq(ctl, cmd, "file", (const char **) &file) < 0)
5310 5311
        return false;

5312
    if (vshCommandOptUInt(ctl, cmd, "screen", &screen) < 0)
5313 5314
        return false;

5315
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5316 5317
        return false;

5318
    if (!(st = virStreamNew(priv->conn, 0)))
5319
        goto cleanup;
5320 5321 5322 5323 5324 5325 5326 5327

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

    if (!file) {
5328
        if (!(file = virshGenFileName(ctl, dom, mime)))
5329
            goto cleanup;
5330 5331 5332 5333 5334 5335 5336 5337 5338 5339 5340 5341 5342
        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;
    }

5343
    if (virStreamRecvAll(st, virshStreamSink, &fd) < 0) {
5344 5345 5346 5347 5348 5349 5350 5351 5352 5353 5354 5355 5356 5357 5358 5359 5360
        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;

5361
 cleanup:
5362 5363 5364 5365 5366 5367 5368 5369 5370 5371 5372 5373
    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;
}

5374 5375 5376 5377 5378 5379 5380 5381 5382 5383 5384 5385 5386 5387
/*
 * "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[] = {
5388
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5389 5390 5391 5392 5393 5394 5395 5396 5397 5398 5399 5400 5401 5402 5403 5404 5405 5406 5407 5408 5409 5410 5411 5412 5413 5414 5415 5416 5417 5418 5419 5420 5421 5422 5423 5424
    {.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;

5425
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5426 5427 5428 5429 5430 5431 5432 5433 5434 5435 5436 5437
        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;
}
5438 5439 5440 5441
/*
 * "resume" command
 */
static const vshCmdInfo info_resume[] = {
5442 5443 5444 5445 5446 5447 5448
    {.name = "help",
     .data = N_("resume a domain")
    },
    {.name = "desc",
     .data = N_("Resume a previously suspended domain.")
    },
    {.name = NULL}
5449 5450 5451
};

static const vshCmdOptDef opts_resume[] = {
5452
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5453
    {.name = NULL}
5454 5455 5456 5457 5458 5459 5460 5461 5462
};

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

5463
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5464 5465 5466 5467 5468 5469 5470 5471 5472 5473 5474 5475 5476 5477 5478 5479 5480
        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[] = {
5481 5482 5483 5484 5485 5486 5487
    {.name = "help",
     .data = N_("gracefully shutdown a domain")
    },
    {.name = "desc",
     .data = N_("Run shutdown in the target domain.")
    },
    {.name = NULL}
5488 5489 5490
};

static const vshCmdOptDef opts_shutdown[] = {
5491
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5492 5493
    {.name = "mode",
     .type = VSH_OT_STRING,
5494
     .help = N_("shutdown mode: acpi|agent|initctl|signal|paravirt")
5495 5496
    },
    {.name = NULL}
5497 5498 5499 5500 5501
};

static bool
cmdShutdown(vshControl *ctl, const vshCmd *cmd)
{
5502 5503
    virDomainPtr dom = NULL;
    bool ret = false;
5504 5505 5506 5507
    const char *name;
    const char *mode = NULL;
    int flags = 0;
    int rv;
5508
    char **modes = NULL, **tmp;
5509

5510
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
5511 5512
        return false;

5513
    if (mode && !(modes = virStringSplit(mode, ",", 0))) {
5514 5515 5516 5517 5518
        vshError(ctl, "%s", _("Cannot parse mode string"));
        return false;
    }

    tmp = modes;
5519
    while (tmp && *tmp) {
5520
        mode = *tmp;
5521 5522 5523 5524
        if (STREQ(mode, "acpi")) {
            flags |= VIR_DOMAIN_SHUTDOWN_ACPI_POWER_BTN;
        } else if (STREQ(mode, "agent")) {
            flags |= VIR_DOMAIN_SHUTDOWN_GUEST_AGENT;
5525 5526 5527 5528
        } else if (STREQ(mode, "initctl")) {
            flags |= VIR_DOMAIN_SHUTDOWN_INITCTL;
        } else if (STREQ(mode, "signal")) {
            flags |= VIR_DOMAIN_SHUTDOWN_SIGNAL;
5529 5530
        } else if (STREQ(mode, "paravirt")) {
            flags |= VIR_DOMAIN_SHUTDOWN_PARAVIRT;
5531
        } else {
5532
            vshError(ctl, _("Unknown mode %s value, expecting "
5533 5534
                            "'acpi', 'agent', 'initctl', 'signal', "
                            "or 'paravirt'"), mode);
5535
            goto cleanup;
5536
        }
5537
        tmp++;
5538 5539
    }

5540
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5541
        goto cleanup;
5542 5543 5544 5545 5546 5547 5548 5549 5550

    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);
5551
        goto cleanup;
5552 5553
    }

5554
    ret = true;
5555
 cleanup:
5556 5557 5558
    if (dom)
        virDomainFree(dom);
    virStringFreeList(modes);
5559 5560 5561 5562 5563 5564 5565
    return ret;
}

/*
 * "reboot" command
 */
static const vshCmdInfo info_reboot[] = {
5566 5567 5568 5569 5570 5571 5572
    {.name = "help",
     .data = N_("reboot a domain")
    },
    {.name = "desc",
     .data = N_("Run a reboot command in the target domain.")
    },
    {.name = NULL}
5573 5574 5575
};

static const vshCmdOptDef opts_reboot[] = {
5576
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5577 5578
    {.name = "mode",
     .type = VSH_OT_STRING,
5579
     .help = N_("shutdown mode: acpi|agent|initctl|signal|paravirt")
5580 5581
    },
    {.name = NULL}
5582 5583 5584 5585 5586
};

static bool
cmdReboot(vshControl *ctl, const vshCmd *cmd)
{
5587 5588
    virDomainPtr dom = NULL;
    bool ret = false;
5589 5590 5591
    const char *name;
    const char *mode = NULL;
    int flags = 0;
5592
    char **modes = NULL, **tmp;
5593

5594
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
5595 5596
        return false;

5597
    if (mode && !(modes = virStringSplit(mode, ",", 0))) {
5598 5599 5600 5601 5602
        vshError(ctl, "%s", _("Cannot parse mode string"));
        return false;
    }

    tmp = modes;
5603
    while (tmp && *tmp) {
5604
        mode = *tmp;
5605
        if (STREQ(mode, "acpi")) {
5606
            flags |= VIR_DOMAIN_REBOOT_ACPI_POWER_BTN;
5607
        } else if (STREQ(mode, "agent")) {
5608
            flags |= VIR_DOMAIN_REBOOT_GUEST_AGENT;
5609 5610 5611 5612
        } else if (STREQ(mode, "initctl")) {
            flags |= VIR_DOMAIN_REBOOT_INITCTL;
        } else if (STREQ(mode, "signal")) {
            flags |= VIR_DOMAIN_REBOOT_SIGNAL;
5613 5614
        } else if (STREQ(mode, "paravirt")) {
            flags |= VIR_DOMAIN_REBOOT_PARAVIRT;
5615
        } else {
5616
            vshError(ctl, _("Unknown mode %s value, expecting "
5617 5618
                            "'acpi', 'agent', 'initctl', 'signal' "
                            "or 'paravirt'"), mode);
5619
            goto cleanup;
5620
        }
5621
        tmp++;
5622 5623
    }

5624
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5625
        goto cleanup;
5626 5627 5628 5629 5630

    if (virDomainReboot(dom, flags) == 0) {
        vshPrint(ctl, _("Domain %s is being rebooted\n"), name);
    } else {
        vshError(ctl, _("Failed to reboot domain %s"), name);
5631
        goto cleanup;
5632 5633
    }

5634
    ret = true;
5635
 cleanup:
5636 5637 5638
    if (dom)
        virDomainFree(dom);
    virStringFreeList(modes);
5639 5640 5641 5642 5643 5644 5645
    return ret;
}

/*
 * "reset" command
 */
static const vshCmdInfo info_reset[] = {
5646 5647 5648 5649 5650 5651 5652
    {.name = "help",
     .data = N_("reset a domain")
    },
    {.name = "desc",
     .data = N_("Reset the target domain as if by power button")
    },
    {.name = NULL}
5653 5654 5655
};

static const vshCmdOptDef opts_reset[] = {
5656
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5657
    {.name = NULL}
5658 5659 5660 5661 5662 5663 5664 5665 5666
};

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

5667
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
5668 5669 5670 5671 5672 5673 5674 5675 5676 5677 5678 5679 5680 5681 5682 5683 5684
        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[] = {
5685 5686 5687 5688 5689 5690 5691
    {.name = "help",
     .data = N_("domain job information")
    },
    {.name = "desc",
     .data = N_("Returns information about jobs running on a domain.")
    },
    {.name = NULL}
5692 5693 5694
};

static const vshCmdOptDef opts_domjobinfo[] = {
5695
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5696 5697 5698 5699
    {.name = "completed",
     .type = VSH_OT_BOOL,
     .help = N_("return statistics of a recently completed job")
    },
5700
    {.name = NULL}
5701 5702
};

5703 5704
VIR_ENUM_DECL(virshDomainJob)
VIR_ENUM_IMPL(virshDomainJob,
5705 5706 5707 5708 5709 5710 5711 5712 5713
              VIR_DOMAIN_JOB_LAST,
              N_("None"),
              N_("Bounded"),
              N_("Unbounded"),
              N_("Completed"),
              N_("Failed"),
              N_("Cancelled"))

static const char *
5714
virshDomainJobToString(int type)
5715
{
5716
    const char *str = virshDomainJobTypeToString(type);
5717 5718 5719
    return str ? _(str) : _("unknown");
}

5720 5721 5722 5723 5724
static bool
cmdDomjobinfo(vshControl *ctl, const vshCmd *cmd)
{
    virDomainJobInfo info;
    virDomainPtr dom;
5725 5726 5727 5728 5729 5730
    bool ret = false;
    const char *unit;
    double val;
    virTypedParameterPtr params = NULL;
    int nparams = 0;
    unsigned long long value;
5731
    unsigned int flags = 0;
5732
    int rc;
5733

5734
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
5735 5736
        return false;

5737 5738 5739
    if (vshCommandOptBool(cmd, "completed"))
        flags |= VIR_DOMAIN_JOB_STATS_COMPLETED;

5740
    memset(&info, 0, sizeof(info));
5741

5742
    rc = virDomainGetJobStats(dom, &info.type, &params, &nparams, flags);
5743 5744 5745 5746 5747 5748 5749 5750 5751 5752 5753 5754 5755 5756 5757 5758 5759 5760 5761 5762 5763 5764 5765 5766 5767 5768 5769 5770 5771 5772 5773 5774 5775 5776 5777 5778
    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) {
5779 5780 5781 5782 5783
        if (flags) {
            vshError(ctl, "%s", _("Optional flags are not supported by the "
                                  "daemon"));
            goto cleanup;
        }
5784 5785 5786 5787 5788 5789
        vshDebug(ctl, VSH_ERR_DEBUG, "detailed statistics not supported\n");
        vshResetLibvirtError();
        rc = virDomainGetJobInfo(dom, &info);
    }
    if (rc < 0)
        goto cleanup;
5790

5791
    vshPrint(ctl, "%-17s %-12s\n", _("Job type:"),
5792
             virshDomainJobToString(info.type));
5793
    if (info.type != VIR_DOMAIN_JOB_BOUNDED &&
5794 5795 5796
        info.type != VIR_DOMAIN_JOB_UNBOUNDED &&
        (!(flags & VIR_DOMAIN_JOB_STATS_COMPLETED) ||
         info.type != VIR_DOMAIN_JOB_COMPLETED)) {
5797
        ret = true;
5798 5799 5800 5801
        goto cleanup;
    }

    vshPrint(ctl, "%-17s %-12llu ms\n", _("Time elapsed:"), info.timeElapsed);
5802 5803 5804 5805 5806 5807 5808 5809 5810
    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);
    }

5811
    if (info.type == VIR_DOMAIN_JOB_BOUNDED)
5812 5813
        vshPrint(ctl, "%-17s %-12llu ms\n", _("Time remaining:"),
                 info.timeRemaining);
5814 5815 5816 5817 5818 5819 5820 5821 5822 5823 5824 5825 5826 5827 5828 5829 5830

    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);
5831 5832 5833 5834 5835 5836 5837 5838 5839 5840

        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);
        }
5841 5842 5843 5844 5845 5846 5847 5848 5849 5850 5851 5852 5853 5854 5855 5856

        if ((rc = virTypedParamsGetULLong(params, nparams,
                                          VIR_DOMAIN_JOB_MEMORY_DIRTY_RATE,
                                          &value)) < 0) {
            goto save_error;
        } else if (rc) {
            vshPrint(ctl, "%-17s %-12llu pages/s\n", _("Dirty rate:"), value);
        }

        if ((rc = virTypedParamsGetULLong(params, nparams,
                                          VIR_DOMAIN_JOB_MEMORY_ITERATION,
                                          &value)) < 0) {
            goto save_error;
        } else if (rc) {
            vshPrint(ctl, "%-17s %-12llu\n", _("Iteration:"), value);
        }
5857 5858 5859 5860 5861 5862 5863 5864 5865
    }

    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);
5866 5867 5868 5869 5870 5871 5872 5873 5874 5875

        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);
        }
5876 5877 5878 5879 5880 5881 5882 5883 5884 5885 5886 5887 5888 5889 5890 5891 5892 5893 5894 5895 5896 5897 5898 5899 5900 5901 5902 5903 5904 5905
    }

    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) {
5906 5907 5908 5909 5910 5911 5912
        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);
        }
5913 5914
    }

5915 5916 5917 5918 5919 5920 5921
    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);

5922 5923 5924 5925 5926 5927 5928
    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);

5929 5930 5931 5932 5933 5934 5935 5936 5937 5938 5939 5940 5941 5942 5943 5944 5945 5946 5947 5948 5949 5950 5951 5952 5953 5954 5955 5956 5957 5958 5959 5960 5961 5962 5963 5964
    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);
5965
    }
5966 5967 5968

    ret = true;

5969
 cleanup:
5970
    virDomainFree(dom);
5971
    virTypedParamsFree(params, nparams);
5972
    return ret;
5973

5974
 save_error:
5975 5976
    vshSaveLibvirtError();
    goto cleanup;
5977 5978 5979 5980 5981 5982
}

/*
 * "domjobabort" command
 */
static const vshCmdInfo info_domjobabort[] = {
5983 5984 5985 5986 5987 5988 5989
    {.name = "help",
     .data = N_("abort active domain job")
    },
    {.name = "desc",
     .data = N_("Aborts the currently running domain job")
    },
    {.name = NULL}
5990 5991 5992
};

static const vshCmdOptDef opts_domjobabort[] = {
5993
    VIRSH_COMMON_OPT_DOMAIN_FULL,
5994
    {.name = NULL}
5995 5996 5997 5998 5999 6000 6001 6002
};

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

6003
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6004 6005 6006 6007 6008 6009 6010 6011 6012 6013 6014 6015 6016
        return false;

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

    virDomainFree(dom);
    return ret;
}

/*
 * "vcpucount" command
 */
static const vshCmdInfo info_vcpucount[] = {
6017 6018 6019 6020 6021 6022 6023
    {.name = "help",
     .data = N_("domain vcpu counts")
    },
    {.name = "desc",
     .data = N_("Returns the number of virtual CPUs used by the domain.")
    },
    {.name = NULL}
6024 6025 6026
};

static const vshCmdOptDef opts_vcpucount[] = {
6027
    VIRSH_COMMON_OPT_DOMAIN_FULL,
6028 6029
    {.name = "maximum",
     .type = VSH_OT_BOOL,
6030
     .help = N_("get maximum count of vcpus")
6031 6032 6033 6034 6035
    },
    {.name = "active",
     .type = VSH_OT_BOOL,
     .help = N_("get number of currently active vcpus")
    },
6036
    VIRSH_COMMON_OPT_LIVE(N_("get value from running domain")),
6037
    VIRSH_COMMON_OPT_CONFIG(N_("get value to be used on next boot")),
6038
    VIRSH_COMMON_OPT_CURRENT(N_("get value according to current domain state")),
6039
    {.name = "guest",
6040
     .type = VSH_OT_BOOL,
6041
     .help = N_("retrieve vcpu count from the guest instead of the hypervisor")
6042
    },
6043
    {.name = NULL}
6044 6045
};

6046 6047 6048 6049 6050 6051 6052 6053 6054 6055
/**
 * 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
6056 6057 6058 6059
virshCPUCountCollect(vshControl *ctl,
                     virDomainPtr dom,
                     unsigned int flags,
                     bool checkState)
6060 6061 6062 6063 6064 6065 6066 6067 6068 6069 6070 6071 6072 6073 6074 6075 6076 6077 6078 6079 6080 6081 6082 6083 6084
{
    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;

6085 6086
     if (flags & VIR_DOMAIN_VCPU_GUEST) {
         vshError(ctl, "%s", _("Failed to retrieve vCPU count from the guest"));
6087 6088 6089
         goto cleanup;
     }

6090 6091 6092 6093 6094 6095 6096 6097 6098 6099 6100 6101 6102 6103 6104 6105 6106 6107 6108 6109 6110 6111 6112 6113 6114 6115 6116 6117 6118 6119 6120 6121 6122 6123 6124 6125 6126
     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;
6127
 cleanup:
6128 6129 6130 6131 6132 6133 6134
    VIR_FREE(def);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);

    return ret;
}

6135 6136 6137 6138
static bool
cmdVcpucount(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
6139
    bool ret = false;
6140 6141 6142 6143 6144
    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");
6145 6146
    bool guest = vshCommandOptBool(cmd, "guest");
    bool all = maximum + active + current + config + live + guest == 0;
6147
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6148 6149 6150 6151 6152 6153 6154

    /* 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'.  */
6155
    if (!maximum && !active && current)
6156 6157
        current = false;

6158
    VSH_EXCLUSIVE_OPTIONS_VAR(live, config)
6159 6160 6161
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
    VSH_EXCLUSIVE_OPTIONS_VAR(active, maximum);
6162
    VSH_EXCLUSIVE_OPTIONS_VAR(guest, config);
6163 6164 6165 6166 6167 6168 6169

    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (maximum)
        flags |= VIR_DOMAIN_VCPU_MAXIMUM;
6170 6171
    if (guest)
        flags |= VIR_DOMAIN_VCPU_GUEST;
6172

6173
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6174 6175
        return false;

6176
    if (all) {
6177 6178 6179 6180 6181 6182 6183 6184 6185 6186
        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);
6187

6188 6189
        if (conf_max == -2 || conf_cur == -2 || live_max == -2 || live_cur ==  -2)
            goto cleanup;
6190

6191 6192 6193 6194 6195 6196 6197
#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
6198

6199
    } else {
6200
        int count = virshCPUCountCollect(ctl, dom, flags, false);
6201

6202 6203
        if (count < 0)
            goto cleanup;
6204

6205
        vshPrint(ctl, "%d\n", count);
6206 6207
    }

6208
    ret = true;
6209

6210
 cleanup:
6211 6212 6213 6214 6215 6216 6217 6218
    virDomainFree(dom);
    return ret;
}

/*
 * "vcpuinfo" command
 */
static const vshCmdInfo info_vcpuinfo[] = {
6219 6220 6221 6222 6223 6224 6225
    {.name = "help",
     .data = N_("detailed domain vcpu information")
    },
    {.name = "desc",
     .data = N_("Returns basic information about the domain virtual CPUs.")
    },
    {.name = NULL}
6226 6227 6228
};

static const vshCmdOptDef opts_vcpuinfo[] = {
6229
    VIRSH_COMMON_OPT_DOMAIN_FULL,
6230 6231 6232 6233
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("return human readable output")
    },
6234
    {.name = NULL}
6235 6236 6237 6238 6239 6240 6241
};

static bool
cmdVcpuinfo(vshControl *ctl, const vshCmd *cmd)
{
    virDomainInfo info;
    virDomainPtr dom;
J
Ján Tomko 已提交
6242 6243
    virVcpuInfoPtr cpuinfo = NULL;
    unsigned char *cpumaps = NULL;
6244 6245
    int ncpus, maxcpu;
    size_t cpumaplen;
J
Ján Tomko 已提交
6246
    bool ret = false;
6247
    bool pretty = vshCommandOptBool(cmd, "pretty");
6248
    int n, m;
6249
    virshControlPtr priv = ctl->privData;
6250

6251
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6252 6253
        return false;

6254
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0)
J
Ján Tomko 已提交
6255
        goto cleanup;
6256

J
Ján Tomko 已提交
6257 6258
    if (virDomainGetInfo(dom, &info) != 0)
        goto cleanup;
6259 6260 6261 6262 6263 6264 6265

    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,
6266 6267 6268 6269 6270 6271 6272 6273 6274 6275 6276 6277 6278 6279 6280
                                   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) {
6281 6282
            vshPrint(ctl, "%-15s %d\n", _("CPU:"), cpuinfo[n].cpu);
            vshPrint(ctl, "%-15s %s\n", _("State:"),
6283
                     virshDomainVcpuStateToString(cpuinfo[n].state));
6284 6285 6286 6287 6288 6289 6290 6291
            if (cpuinfo[n].cpuTime != 0) {
                double cpuUsed = cpuinfo[n].cpuTime;

                cpuUsed /= 1000000000.0;

                vshPrint(ctl, "%-15s %.1lfs\n", _("CPU time:"), cpuUsed);
            }
        } else {
6292 6293 6294
            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"));
6295
        }
6296
        vshPrint(ctl, "%-15s ", _("CPU Affinity:"));
6297 6298 6299 6300 6301 6302 6303 6304 6305 6306 6307 6308 6309 6310
        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' : '-');
            }
6311 6312 6313 6314
        }
        vshPrint(ctl, "\n");
        if (n < (ncpus - 1))
            vshPrint(ctl, "\n");
6315 6316
    }

J
Ján Tomko 已提交
6317 6318 6319
    ret = true;

 cleanup:
6320 6321 6322 6323 6324 6325 6326 6327 6328 6329
    VIR_FREE(cpumaps);
    VIR_FREE(cpuinfo);
    virDomainFree(dom);
    return ret;
}

/*
 * "vcpupin" command
 */
static const vshCmdInfo info_vcpupin[] = {
6330 6331 6332 6333 6334 6335 6336
    {.name = "help",
     .data = N_("control or query domain vcpu affinity")
    },
    {.name = "desc",
     .data = N_("Pin domain VCPUs to host physical CPUs.")
    },
    {.name = NULL}
6337 6338 6339
};

static const vshCmdOptDef opts_vcpupin[] = {
6340
    VIRSH_COMMON_OPT_DOMAIN_FULL,
6341 6342 6343 6344 6345
    {.name = "vcpu",
     .type = VSH_OT_INT,
     .help = N_("vcpu number")
    },
    {.name = "cpulist",
6346
     .type = VSH_OT_STRING,
6347 6348 6349
     .flags = VSH_OFLAG_EMPTY_OK,
     .help = N_("host cpu number(s) to set, or omit option to query")
    },
6350
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
6351
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
6352
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
6353
    {.name = NULL}
6354 6355
};

H
Hu Tao 已提交
6356 6357 6358 6359
/*
 * Helper function to print vcpupin info.
 */
static bool
6360 6361 6362
virshPrintPinInfo(vshControl *ctl,
                  unsigned char *cpumap,
                  size_t cpumaplen)
H
Hu Tao 已提交
6363
{
J
Ján Tomko 已提交
6364
    char *str = NULL;
H
Hu Tao 已提交
6365

J
Ján Tomko 已提交
6366
    if (!(str = virBitmapDataToString(cpumap, cpumaplen)))
H
Hu Tao 已提交
6367 6368
        return false;

J
Ján Tomko 已提交
6369 6370
    vshPrint(ctl, "%s", str);
    VIR_FREE(str);
H
Hu Tao 已提交
6371 6372 6373
    return true;
}

6374 6375 6376 6377 6378 6379 6380 6381 6382 6383

static bool
virshVcpuPinQuery(vshControl *ctl,
                  virDomainPtr dom,
                  unsigned int vcpu,
                  bool got_vcpu,
                  int maxcpu,
                  unsigned int flags)
{
    unsigned char *cpumap = NULL;
6384
    unsigned int countFlags = flags | VIR_DOMAIN_VCPU_MAXIMUM;
6385 6386 6387 6388 6389
    int cpumaplen;
    size_t i;
    int ncpus;
    bool ret = false;

6390
    if ((ncpus = virshCPUCountCollect(ctl, dom, countFlags, true)) < 0) {
6391 6392 6393 6394 6395 6396 6397 6398 6399 6400 6401 6402 6403 6404 6405 6406 6407 6408 6409 6410 6411 6412 6413 6414 6415 6416 6417 6418 6419 6420 6421 6422 6423 6424 6425 6426 6427 6428 6429 6430 6431 6432 6433 6434 6435 6436
        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"));
        }
        return false;
    }

    if (got_vcpu && vcpu >= ncpus) {
        if (flags & VIR_DOMAIN_AFFECT_LIVE ||
            (!(flags & VIR_DOMAIN_AFFECT_CONFIG) &&
             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);
        return false;
    }

    cpumaplen = VIR_CPU_MAPLEN(maxcpu);
    cpumap = vshMalloc(ctl, ncpus * cpumaplen);
    if ((ncpus = virDomainGetVcpuPinInfo(dom, ncpus, cpumap,
                                         cpumaplen, flags)) >= 0) {
        vshPrintExtra(ctl, "%s %s\n", _("VCPU:"), _("CPU Affinity"));
        vshPrintExtra(ctl, "----------------------------------\n");
        for (i = 0; i < ncpus; i++) {
            if (got_vcpu && i != vcpu)
                continue;

            vshPrint(ctl, "%4zu: ", i);
            ret = virshPrintPinInfo(ctl, VIR_GET_CPUMAP(cpumap, cpumaplen, i),
                                    cpumaplen);
            vshPrint(ctl, "\n");
            if (!ret)
                break;
        }
    }

    return ret;
}


6437
static unsigned char *
6438 6439
virshParseCPUList(vshControl *ctl, int *cpumaplen,
                  const char *cpulist, int maxcpu)
6440 6441
{
    unsigned char *cpumap = NULL;
J
Ján Tomko 已提交
6442
    virBitmapPtr map = NULL;
6443

J
Ján Tomko 已提交
6444 6445 6446 6447 6448
    if (cpulist[0] == 'r') {
        if (!(map = virBitmapNew(maxcpu)))
            return NULL;
        virBitmapSetAll(map);
    } else {
6449 6450 6451 6452 6453 6454 6455 6456 6457 6458 6459
        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;
        }
6460 6461
    }

J
Ján Tomko 已提交
6462 6463
    if (virBitmapToData(map, &cpumap, cpumaplen) < 0)
        goto cleanup;
6464

6465
 cleanup:
J
Ján Tomko 已提交
6466 6467
    virBitmapFree(map);
    return cpumap;
6468 6469
}

6470 6471 6472 6473
static bool
cmdVcpuPin(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
6474
    unsigned int vcpu = 0;
6475
    const char *cpulist = NULL;
6476
    bool ret = false;
6477
    unsigned char *cpumap = NULL;
J
Ján Tomko 已提交
6478
    int cpumaplen;
6479
    int maxcpu;
6480 6481 6482
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
6483
    int got_vcpu;
6484
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6485
    virshControlPtr priv = ctl->privData;
6486

6487 6488 6489 6490 6491 6492 6493
    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;
6494

6495
    if (vshCommandOptStringReq(ctl, cmd, "cpulist", &cpulist) < 0)
6496 6497
        return false;

P
Pavel Hrdina 已提交
6498 6499
    if (!cpulist)
        VSH_EXCLUSIVE_OPTIONS_VAR(live, config);
6500

6501
    if ((got_vcpu = vshCommandOptUInt(ctl, cmd, "vcpu", &vcpu)) < 0)
P
Pavel Hrdina 已提交
6502
        return false;
6503

6504
    /* In pin mode, "vcpu" is necessary */
P
Pavel Hrdina 已提交
6505
    if (cpulist && got_vcpu == 0) {
6506
        vshError(ctl, "%s", _("vcpupin: Missing vCPU number in pin mode."));
P
Pavel Hrdina 已提交
6507
        return false;
6508 6509
    }

6510
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0)
P
Pavel Hrdina 已提交
6511
        return false;
6512

6513
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
P
Pavel Hrdina 已提交
6514 6515
        return false;

6516
    /* Query mode: show CPU affinity information then exit.*/
P
Pavel Hrdina 已提交
6517
    if (!cpulist) {
6518 6519 6520
        ret = virshVcpuPinQuery(ctl, dom, vcpu, got_vcpu, maxcpu, flags);
        goto cleanup;
    }
6521

6522 6523 6524
    /* Pin mode: pinning specified vcpu to specified physical cpus*/
    if (!(cpumap = virshParseCPUList(ctl, &cpumaplen, cpulist, maxcpu)))
        goto cleanup;
J
Ján Tomko 已提交
6525

6526 6527 6528 6529
    /* use old API without any explicit flags */
    if (flags == VIR_DOMAIN_AFFECT_CURRENT && !current) {
        if (virDomainPinVcpu(dom, vcpu, cpumap, cpumaplen) != 0)
            goto cleanup;
6530
    } else {
6531
        if (virDomainPinVcpuFlags(dom, vcpu, cpumap, cpumaplen, flags) != 0)
6532
            goto cleanup;
6533
    }
6534
    ret = true;
6535

6536
 cleanup:
6537 6538 6539 6540 6541
    VIR_FREE(cpumap);
    virDomainFree(dom);
    return ret;
}

H
Hu Tao 已提交
6542 6543 6544 6545
/*
 * "emulatorpin" command
 */
static const vshCmdInfo info_emulatorpin[] = {
6546 6547 6548 6549 6550 6551 6552
    {.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
6553 6554 6555
};

static const vshCmdOptDef opts_emulatorpin[] = {
6556
    VIRSH_COMMON_OPT_DOMAIN_FULL,
6557
    {.name = "cpulist",
6558
     .type = VSH_OT_STRING,
6559 6560 6561
     .flags = VSH_OFLAG_EMPTY_OK,
     .help = N_("host cpu number(s) to set, or omit option to query")
    },
6562
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
6563
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
6564
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
6565
    {.name = NULL}
H
Hu Tao 已提交
6566 6567 6568 6569 6570 6571 6572
};

static bool
cmdEmulatorPin(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *cpulist = NULL;
6573
    bool ret = false;
H
Hu Tao 已提交
6574
    unsigned char *cpumap = NULL;
J
Ján Tomko 已提交
6575
    int cpumaplen;
6576
    int maxcpu;
H
Hu Tao 已提交
6577 6578 6579 6580
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    bool query = false; /* Query mode if no cpulist */
6581
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6582
    virshControlPtr priv = ctl->privData;
H
Hu Tao 已提交
6583

6584 6585 6586 6587 6588 6589 6590 6591 6592 6593
    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
6594

6595
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
H
Hu Tao 已提交
6596 6597
        return false;

6598
    if (vshCommandOptStringReq(ctl, cmd, "cpulist", &cpulist) < 0) {
H
Hu Tao 已提交
6599 6600 6601 6602 6603
        virDomainFree(dom);
        return false;
    }
    query = !cpulist;

6604
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0) {
H
Hu Tao 已提交
6605 6606 6607 6608 6609 6610 6611 6612 6613 6614 6615
        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
6616
        cpumaplen = VIR_CPU_MAPLEN(maxcpu);
J
Ján Tomko 已提交
6617 6618
        cpumap = vshMalloc(ctl, cpumaplen);
        if (virDomainGetEmulatorPinInfo(dom, cpumap,
H
Hu Tao 已提交
6619
                                        cpumaplen, flags) >= 0) {
6620 6621 6622
            vshPrintExtra(ctl, "%s %s\n", _("emulator:"), _("CPU Affinity"));
            vshPrintExtra(ctl, "----------------------------------\n");
            vshPrintExtra(ctl, "       *: ");
6623
            ret = virshPrintPinInfo(ctl, cpumap, cpumaplen);
H
Hu Tao 已提交
6624 6625 6626 6627 6628 6629
            vshPrint(ctl, "\n");
        }
        goto cleanup;
    }

    /* Pin mode: pinning emulator threads to specified physical cpus*/
6630
    if (!(cpumap = virshParseCPUList(ctl, &cpumaplen, cpulist, maxcpu)))
6631
        goto cleanup;
H
Hu Tao 已提交
6632 6633 6634 6635 6636

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

    if (virDomainPinEmulator(dom, cpumap, cpumaplen, flags) != 0)
6637
        goto cleanup;
H
Hu Tao 已提交
6638

6639
    ret = true;
6640
 cleanup:
H
Hu Tao 已提交
6641 6642 6643 6644 6645
    VIR_FREE(cpumap);
    virDomainFree(dom);
    return ret;
}

6646 6647 6648 6649
/*
 * "setvcpus" command
 */
static const vshCmdInfo info_setvcpus[] = {
6650 6651 6652 6653 6654 6655 6656
    {.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}
6657 6658 6659
};

static const vshCmdOptDef opts_setvcpus[] = {
6660
    VIRSH_COMMON_OPT_DOMAIN_FULL,
6661 6662 6663 6664 6665 6666 6667 6668 6669
    {.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")
    },
6670
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
6671
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
6672
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
6673 6674 6675 6676
    {.name = "guest",
     .type = VSH_OT_BOOL,
     .help = N_("modify cpu state in the guest")
    },
6677
    {.name = NULL}
6678 6679 6680 6681 6682 6683
};

static bool
cmdSetvcpus(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
6684
    unsigned int count = 0;
6685
    bool ret = false;
6686 6687 6688 6689
    bool maximum = vshCommandOptBool(cmd, "maximum");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
6690
    bool guest = vshCommandOptBool(cmd, "guest");
6691
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6692

6693 6694
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
6695
    VSH_EXCLUSIVE_OPTIONS_VAR(guest, config);
6696

6697 6698
    VSH_REQUIRE_OPTION_VAR(maximum, config);

6699 6700 6701 6702
    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
6703 6704
    if (guest)
        flags |= VIR_DOMAIN_VCPU_GUEST;
6705 6706
    if (maximum)
        flags |= VIR_DOMAIN_VCPU_MAXIMUM;
6707

6708
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6709 6710
        return false;

6711
    if (vshCommandOptUInt(ctl, cmd, "count", &count) < 0)
6712 6713
        goto cleanup;

6714 6715 6716 6717 6718
    if (count == 0) {
        vshError(ctl, _("Can't set 0 processors for a VM"));
        goto cleanup;
    }

6719 6720
    /* none of the options were specified */
    if (!current && flags == 0) {
6721 6722
        if (virDomainSetVcpus(dom, count) != 0)
            goto cleanup;
6723
    } else {
6724 6725
        if (virDomainSetVcpusFlags(dom, count, flags) < 0)
            goto cleanup;
6726 6727
    }

6728 6729
    ret = true;

6730
 cleanup:
6731 6732 6733 6734
    virDomainFree(dom);
    return ret;
}

J
John Ferlan 已提交
6735
/*
6736
 * "iothreadinfo" command
J
John Ferlan 已提交
6737
 */
6738
static const vshCmdInfo info_iothreadinfo[] = {
J
John Ferlan 已提交
6739 6740 6741 6742 6743 6744 6745 6746
    {.name = "help",
     .data = N_("view domain IOThreads")
    },
    {.name = "desc",
     .data = N_("Returns basic information about the domain IOThreads.")
    },
    {.name = NULL}
};
6747
static const vshCmdOptDef opts_iothreadinfo[] = {
6748
    VIRSH_COMMON_OPT_DOMAIN_FULL,
6749
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
6750
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
6751
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
J
John Ferlan 已提交
6752 6753 6754 6755
    {.name = NULL}
};

static bool
6756
cmdIOThreadInfo(vshControl *ctl, const vshCmd *cmd)
J
John Ferlan 已提交
6757 6758 6759 6760 6761 6762 6763 6764 6765 6766
{
    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;
6767
    virshControlPtr priv = ctl->privData;
J
John Ferlan 已提交
6768 6769 6770 6771 6772 6773 6774 6775 6776

    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;

6777
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
J
John Ferlan 已提交
6778 6779
        return false;

6780
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0)
J
John Ferlan 已提交
6781 6782
        goto cleanup;

6783
    if ((niothreads = virDomainGetIOThreadInfo(dom, &info, flags)) < 0) {
J
John Ferlan 已提交
6784 6785 6786 6787 6788 6789 6790 6791 6792 6793 6794 6795 6796 6797 6798
        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);
6799
        ignore_value(virshPrintPinInfo(ctl, info[i]->cpumap, info[i]->cpumaplen));
J
John Ferlan 已提交
6800
        vshPrint(ctl, "\n");
6801
        virDomainIOThreadInfoFree(info[i]);
J
John Ferlan 已提交
6802 6803 6804 6805 6806 6807 6808 6809
    }
    VIR_FREE(info);

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

J
John Ferlan 已提交
6810 6811 6812 6813 6814 6815 6816 6817 6818 6819 6820 6821 6822 6823
/*
 * "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[] = {
6824
    VIRSH_COMMON_OPT_DOMAIN_FULL,
J
John Ferlan 已提交
6825 6826 6827 6828 6829 6830 6831 6832 6833 6834
    {.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")
    },
6835
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
6836
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
6837
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
J
John Ferlan 已提交
6838 6839 6840 6841 6842 6843 6844 6845 6846 6847 6848 6849 6850 6851 6852
    {.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
6853
    int cpumaplen;
J
John Ferlan 已提交
6854
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6855
    virshControlPtr priv = ctl->privData;
J
John Ferlan 已提交
6856 6857 6858 6859 6860 6861 6862 6863 6864

    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;

6865
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
J
John Ferlan 已提交
6866 6867
        return false;

6868
    if (vshCommandOptUInt(ctl, cmd, "iothread", &iothread_id) < 0)
J
John Ferlan 已提交
6869 6870
        goto cleanup;

6871
    if (vshCommandOptStringReq(ctl, cmd, "cpulist", &cpulist) < 0)
J
John Ferlan 已提交
6872 6873
        goto cleanup;

6874
    if ((maxcpu = virshNodeGetCPUCount(priv->conn)) < 0)
J
John Ferlan 已提交
6875 6876
        goto cleanup;

6877
    if (!(cpumap = virshParseCPUList(ctl, &cpumaplen, cpulist, maxcpu)))
J
John Ferlan 已提交
6878 6879 6880 6881 6882 6883 6884 6885 6886 6887 6888 6889 6890 6891
        goto cleanup;

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

    ret = true;

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

6892 6893 6894 6895 6896 6897 6898 6899 6900 6901 6902 6903 6904 6905
/*
 * "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[] = {
6906
    VIRSH_COMMON_OPT_DOMAIN_FULL,
6907 6908 6909 6910 6911
    {.name = "id",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("iothread for the new IOThread")
    },
6912
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
6913
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
6914
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
6915 6916 6917 6918 6919 6920 6921 6922 6923 6924 6925 6926 6927 6928 6929 6930 6931 6932 6933 6934 6935 6936
    {.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;

6937
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
6938 6939
        return false;

6940
    if (vshCommandOptInt(ctl, cmd, "id", &iothread_id) < 0)
6941 6942 6943 6944 6945 6946 6947 6948 6949 6950 6951 6952 6953 6954 6955 6956 6957 6958 6959 6960 6961 6962 6963 6964 6965 6966 6967 6968 6969 6970
        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[] = {
6971
    VIRSH_COMMON_OPT_DOMAIN_FULL,
6972 6973 6974 6975 6976
    {.name = "id",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("iothread_id for the IOThread to delete")
    },
6977
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
6978
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
6979
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
6980 6981 6982 6983 6984 6985 6986 6987 6988 6989 6990 6991 6992 6993 6994 6995 6996 6997 6998 6999 7000 7001
    {.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;

7002
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7003 7004
        return false;

7005
    if (vshCommandOptInt(ctl, cmd, "id", &iothread_id) < 0)
7006 7007 7008 7009 7010 7011 7012 7013 7014 7015 7016 7017 7018 7019 7020 7021
        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;
}

7022 7023 7024 7025
/*
 * "cpu-compare" command
 */
static const vshCmdInfo info_cpu_compare[] = {
7026 7027 7028 7029 7030 7031 7032
    {.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}
7033 7034 7035
};

static const vshCmdOptDef opts_cpu_compare[] = {
7036
    VIRSH_COMMON_OPT_FILE(N_("file containing an XML CPU description")),
7037 7038 7039 7040
    {.name = "error",
     .type = VSH_OT_BOOL,
     .help = N_("report error if CPUs are incompatible")
    },
7041
    {.name = NULL}
7042 7043 7044 7045 7046 7047 7048 7049 7050
};

static bool
cmdCPUCompare(vshControl *ctl, const vshCmd *cmd)
{
    const char *from = NULL;
    bool ret = false;
    char *buffer;
    int result;
7051
    char *snippet = NULL;
7052
    unsigned int flags = 0;
7053 7054 7055
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr node;
7056
    virshControlPtr priv = ctl->privData;
7057

7058 7059 7060
    if (vshCommandOptBool(cmd, "error"))
        flags |= VIR_CONNECT_COMPARE_CPU_FAIL_INCOMPATIBLE;

7061
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
7062 7063
        return false;

7064
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
7065 7066 7067 7068 7069 7070 7071 7072 7073
        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))) {
7074 7075
        if (!(snippet = virXMLNodeToString(xml, node))) {
            vshSaveLibvirtError();
7076 7077 7078 7079 7080 7081 7082 7083
            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;
    }

7084
    result = virConnectCompareCPU(priv->conn, snippet, flags);
7085 7086 7087 7088 7089 7090 7091 7092 7093 7094 7095 7096 7097 7098 7099 7100 7101 7102 7103 7104 7105 7106 7107 7108 7109 7110

    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;

7111
 cleanup:
7112
    VIR_FREE(buffer);
7113
    VIR_FREE(snippet);
7114 7115 7116 7117 7118 7119 7120 7121 7122 7123
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);

    return ret;
}

/*
 * "cpu-baseline" command
 */
static const vshCmdInfo info_cpu_baseline[] = {
7124 7125 7126 7127 7128 7129 7130
    {.name = "help",
     .data = N_("compute baseline CPU")
    },
    {.name = "desc",
     .data = N_("Compute baseline CPU for a set of given CPUs.")
    },
    {.name = NULL}
7131 7132 7133
};

static const vshCmdOptDef opts_cpu_baseline[] = {
7134
    VIRSH_COMMON_OPT_FILE(N_("file containing XML CPU descriptions")),
7135 7136 7137 7138
    {.name = "features",
     .type = VSH_OT_BOOL,
     .help = N_("Show features that are part of the CPU model type")
    },
7139 7140 7141 7142
    {.name = "migratable",
     .type = VSH_OT_BOOL,
     .help = N_("Do not include features that block migration")
    },
7143
    {.name = NULL}
7144 7145 7146 7147 7148 7149 7150 7151 7152
};

static bool
cmdCPUBaseline(vshControl *ctl, const vshCmd *cmd)
{
    const char *from = NULL;
    bool ret = false;
    char *buffer;
    char *result = NULL;
7153
    char **list = NULL;
7154
    unsigned int flags = 0;
7155 7156 7157 7158 7159 7160
    int count = 0;

    xmlDocPtr xml = NULL;
    xmlNodePtr *node_list = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
7161
    size_t i;
7162
    virshControlPtr priv = ctl->privData;
7163

7164 7165
    if (vshCommandOptBool(cmd, "features"))
        flags |= VIR_CONNECT_BASELINE_CPU_EXPAND_FEATURES;
7166 7167
    if (vshCommandOptBool(cmd, "migratable"))
        flags |= VIR_CONNECT_BASELINE_CPU_MIGRATABLE;
7168

7169
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
7170 7171
        return false;

E
Eric Blake 已提交
7172
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
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
        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++) {
7199 7200
        if (!(list[i] = virXMLNodeToString(xml, node_list[i]))) {
            vshSaveLibvirtError();
7201 7202 7203 7204
            goto cleanup;
        }
    }

7205
    result = virConnectBaselineCPU(priv->conn,
7206
                                   (const char **)list, count, flags);
7207 7208 7209 7210 7211 7212

    if (result) {
        vshPrint(ctl, "%s", result);
        ret = true;
    }

7213
 cleanup:
7214 7215 7216 7217 7218 7219 7220 7221 7222
    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);
7223
    VIR_FREE(node_list);
7224 7225 7226

    return ret;

7227
 no_memory:
7228 7229 7230 7231 7232 7233 7234 7235 7236
    vshError(ctl, "%s", _("Out of memory"));
    ret = false;
    goto cleanup;
}

/*
 * "cpu-stats" command
 */
static const vshCmdInfo info_cpu_stats[] = {
7237 7238 7239 7240 7241 7242
    {.name = "help",
     .data = N_("show domain cpu statistics")
    },
    {.name = "desc",
     .data = N_("Display per-CPU and total statistics about the domain's CPUs")
    },
7243
    {.name = NULL}
7244 7245 7246
};

static const vshCmdOptDef opts_cpu_stats[] = {
7247
    VIRSH_COMMON_OPT_DOMAIN_FULL,
7248 7249 7250 7251 7252 7253 7254 7255 7256 7257 7258 7259
    {.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")
    },
7260
    {.name = NULL}
7261 7262
};

7263 7264 7265 7266 7267 7268
static void
vshCPUStatsPrintField(vshControl *ctl,
                      virTypedParameterPtr param)
{
    vshPrint(ctl, "\t%-12s ", param->field);
    if ((STREQ(param->field, VIR_DOMAIN_CPU_STATS_CPUTIME) ||
7269
         STREQ(param->field, VIR_DOMAIN_CPU_STATS_VCPUTIME) ||
7270 7271 7272 7273 7274 7275 7276 7277 7278 7279 7280 7281 7282
         STREQ(param->field, VIR_DOMAIN_CPU_STATS_USERTIME) ||
         STREQ(param->field, VIR_DOMAIN_CPU_STATS_SYSTEMTIME)) &&
        param->type == VIR_TYPED_PARAM_ULLONG) {
        vshPrint(ctl, "%9lld.%09lld seconds\n",
                 param->value.ul / 1000000000,
                 param->value.ul % 1000000000);
    } else {
        char *s = vshGetTypedParamValue(ctl, param);
        vshPrint(ctl, "%s\n", s);
        VIR_FREE(s);
    }
}

7283 7284 7285 7286 7287
static bool
cmdCPUStats(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    virTypedParameterPtr params = NULL;
7288
    int max_id, cpu = 0, show_count = -1, nparams = 0, stats_per_cpu;
7289
    size_t i, j;
7290
    bool show_total = false, show_per_cpu = false;
7291
    bool ret = false;
7292
    int rv = 0;
7293

7294
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7295 7296 7297
        return false;

    show_total = vshCommandOptBool(cmd, "total");
7298

7299
    if ((rv = vshCommandOptInt(ctl, cmd, "start", &cpu)) < 0) {
7300 7301 7302 7303 7304 7305
        goto cleanup;
    } else if (rv > 0) {
        if (cpu < 0) {
            vshError(ctl, "%s", _("Invalid value for start CPU"));
            goto cleanup;
        }
7306
        show_per_cpu = true;
7307 7308
    }

7309
    if ((rv = vshCommandOptInt(ctl, cmd, "count", &show_count)) < 0) {
7310 7311 7312 7313 7314 7315
        goto cleanup;
    } else if (rv > 0) {
        if (show_count < 0) {
            vshError(ctl, "%s", _("Invalid value for number of CPUs to show"));
            goto cleanup;
        }
7316
        show_per_cpu = true;
7317
    }
7318 7319 7320 7321 7322 7323 7324 7325 7326 7327 7328

    /* 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 */
7329
    if ((max_id = virDomainGetCPUStats(dom, NULL, 0, 0, 0, 0)) < 0)
7330
        goto failed_stats;
7331 7332 7333
    if (show_count < 0 || show_count > max_id) {
        if (show_count > max_id)
            vshPrint(ctl, _("Only %d CPUs available to show\n"), max_id);
7334
        show_count = max_id;
7335
    }
7336 7337

    /* get percpu information */
7338
    if ((nparams = virDomainGetCPUStats(dom, NULL, 0, 0, 1, 0)) < 0)
7339 7340 7341 7342
        goto failed_stats;

    if (!nparams) {
        vshPrint(ctl, "%s", _("No per-CPU stats available"));
7343 7344 7345
        if (show_total)
            goto do_show_total;
        goto cleanup;
7346 7347 7348
    }

    if (VIR_ALLOC_N(params, nparams * MIN(show_count, 128)) < 0)
7349
        goto cleanup;
7350 7351 7352 7353

    while (show_count) {
        int ncpus = MIN(show_count, 128);

7354
        if (virDomainGetCPUStats(dom, params, nparams, cpu, ncpus, 0) < 0)
7355 7356 7357 7358 7359
            goto failed_stats;

        for (i = 0; i < ncpus; i++) {
            if (params[i * nparams].type == 0) /* this cpu is not in the map */
                continue;
7360
            vshPrint(ctl, "CPU%zu:\n", cpu + i);
7361

7362 7363
            for (j = 0; j < nparams; j++)
                vshCPUStatsPrintField(ctl, params + (i * nparams + j));
7364 7365 7366
        }
        cpu += ncpus;
        show_count -= ncpus;
7367
        virTypedParamsClear(params, nparams * ncpus);
7368 7369 7370
    }
    VIR_FREE(params);

7371 7372
    if (!show_total) {
        ret = true;
7373
        goto cleanup;
7374
    }
7375

7376
 do_show_total:
7377
    /* get supported num of parameter for total statistics */
7378
    if ((nparams = virDomainGetCPUStats(dom, NULL, 0, -1, 1, 0)) < 0)
7379 7380 7381 7382 7383 7384 7385
        goto failed_stats;

    if (!nparams) {
        vshPrint(ctl, "%s", _("No total stats available"));
        goto cleanup;
    }

7386
    if (VIR_ALLOC_N(params, nparams) < 0)
7387
        goto cleanup;
7388 7389

    /* passing start_cpu == -1 gives us domain's total status */
7390
    if ((stats_per_cpu = virDomainGetCPUStats(dom, params, nparams,
7391
                                              -1, 1, 0)) < 0)
7392 7393 7394
        goto failed_stats;

    vshPrint(ctl, _("Total:\n"));
7395 7396
    for (i = 0; i < stats_per_cpu; i++)
        vshCPUStatsPrintField(ctl, params + i);
7397 7398

    ret = true;
7399

7400
 cleanup:
7401
    virTypedParamsFree(params, nparams);
7402
    virDomainFree(dom);
7403
    return ret;
7404

7405
 failed_stats:
7406 7407 7408
    vshError(ctl, _("Failed to retrieve CPU statistics for domain '%s'"),
             virDomainGetName(dom));
    goto cleanup;
7409 7410 7411 7412 7413 7414
}

/*
 * "create" command
 */
static const vshCmdInfo info_create[] = {
7415 7416 7417 7418 7419 7420 7421
    {.name = "help",
     .data = N_("create a domain from an XML file")
    },
    {.name = "desc",
     .data = N_("Create a domain.")
    },
    {.name = NULL}
7422 7423 7424
};

static const vshCmdOptDef opts_create[] = {
7425
    VIRSH_COMMON_OPT_FILE(N_("file containing an XML domain description")),
7426
#ifndef WIN32
7427 7428 7429 7430
    {.name = "console",
     .type = VSH_OT_BOOL,
     .help = N_("attach to console after creation")
    },
7431
#endif
7432 7433 7434 7435 7436 7437 7438 7439
    {.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")
    },
7440 7441 7442 7443
    {.name = "pass-fds",
     .type = VSH_OT_STRING,
     .help = N_("pass file descriptors N,M,... to the guest")
    },
7444 7445 7446 7447
    {.name = "validate",
     .type = VSH_OT_BOOL,
     .help = N_("validate the XML against the schema")
    },
7448
    {.name = NULL}
7449 7450 7451 7452 7453 7454 7455
};

static bool
cmdCreate(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
7456
    bool ret = false;
7457 7458 7459 7460
    char *buffer;
#ifndef WIN32
    bool console = vshCommandOptBool(cmd, "console");
#endif
7461
    unsigned int flags = 0;
7462 7463
    size_t nfds = 0;
    int *fds = NULL;
7464
    virshControlPtr priv = ctl->privData;
7465

7466
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
7467 7468
        return false;

E
Eric Blake 已提交
7469
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
7470 7471
        return false;

7472
    if (cmdStartGetFDs(ctl, cmd, &nfds, &fds) < 0)
7473
        goto cleanup;
7474

7475 7476 7477 7478
    if (vshCommandOptBool(cmd, "paused"))
        flags |= VIR_DOMAIN_START_PAUSED;
    if (vshCommandOptBool(cmd, "autodestroy"))
        flags |= VIR_DOMAIN_START_AUTODESTROY;
7479 7480
    if (vshCommandOptBool(cmd, "validate"))
        flags |= VIR_DOMAIN_START_VALIDATE;
7481

7482
    if (nfds)
7483
        dom = virDomainCreateXMLWithFiles(priv->conn, buffer, nfds, fds, flags);
7484
    else
7485
        dom = virDomainCreateXML(priv->conn, buffer, flags);
7486

7487
    if (!dom) {
7488
        vshError(ctl, _("Failed to create domain from %s"), from);
7489
        goto cleanup;
7490
    }
7491 7492 7493 7494 7495 7496 7497 7498 7499 7500

    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;

7501
 cleanup:
7502
    VIR_FREE(buffer);
7503
    VIR_FREE(fds);
7504 7505 7506 7507 7508 7509 7510
    return ret;
}

/*
 * "define" command
 */
static const vshCmdInfo info_define[] = {
7511 7512 7513 7514 7515 7516 7517
    {.name = "help",
     .data = N_("define (but don't start) a domain from an XML file")
    },
    {.name = "desc",
     .data = N_("Define a domain.")
    },
    {.name = NULL}
7518 7519 7520
};

static const vshCmdOptDef opts_define[] = {
7521
    VIRSH_COMMON_OPT_FILE(N_("file containing an XML domain description")),
7522 7523 7524 7525
    {.name = "validate",
     .type = VSH_OT_BOOL,
     .help = N_("validate the XML against the schema")
    },
7526
    {.name = NULL}
7527 7528 7529 7530 7531 7532 7533 7534 7535
};

static bool
cmdDefine(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
    bool ret = true;
    char *buffer;
7536
    unsigned int flags = 0;
7537
    virshControlPtr priv = ctl->privData;
7538

7539
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
7540 7541
        return false;

7542 7543 7544
    if (vshCommandOptBool(cmd, "validate"))
        flags |= VIR_DOMAIN_DEFINE_VALIDATE;

E
Eric Blake 已提交
7545
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
7546 7547
        return false;

7548
    if (flags)
7549
        dom = virDomainDefineXMLFlags(priv->conn, buffer, flags);
7550
    else
7551
        dom = virDomainDefineXML(priv->conn, buffer);
7552 7553 7554 7555 7556 7557 7558 7559 7560 7561 7562 7563 7564 7565 7566 7567 7568
    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[] = {
7569 7570 7571 7572 7573 7574 7575
    {.name = "help",
     .data = N_("destroy (stop) a domain")
    },
    {.name = "desc",
     .data = N_("Forcefully stop a given domain, but leave its resources intact.")
    },
    {.name = NULL}
7576 7577 7578
};

static const vshCmdOptDef opts_destroy[] = {
7579
    VIRSH_COMMON_OPT_DOMAIN_FULL,
7580 7581 7582 7583 7584
    {.name = "graceful",
     .type = VSH_OT_BOOL,
     .help = N_("terminate gracefully")
    },
    {.name = NULL}
7585 7586 7587 7588 7589 7590 7591 7592 7593 7594 7595
};

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

7596
    if (!(dom = virshCommandOptDomain(ctl, cmd, &name)))
7597 7598 7599 7600 7601 7602 7603 7604 7605 7606 7607 7608 7609 7610 7611 7612 7613 7614 7615 7616 7617 7618 7619 7620 7621
        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[] = {
7622 7623 7624 7625 7626 7627 7628
    {.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}
7629 7630 7631
};

static const vshCmdOptDef opts_desc[] = {
7632
    VIRSH_COMMON_OPT_DOMAIN_FULL,
7633
    VIRSH_COMMON_OPT_LIVE(N_("modify/get running state")),
7634
    VIRSH_COMMON_OPT_CONFIG(N_("modify/get persistent configuration")),
7635
    VIRSH_COMMON_OPT_CURRENT(N_("modify/get current state configuration")),
7636 7637 7638 7639 7640 7641 7642 7643 7644 7645 7646 7647 7648
    {.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}
7649 7650 7651
};

static bool
7652
cmdDesc(vshControl *ctl, const vshCmd *cmd)
7653 7654 7655 7656 7657 7658 7659 7660 7661 7662 7663 7664 7665 7666 7667 7668 7669 7670 7671 7672 7673
{
    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;

7674 7675 7676 7677 7678 7679 7680
    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;
7681

7682
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7683 7684
        return false;

7685
    if ((state = virshDomainState(ctl, dom, NULL)) < 0)
7686 7687
        goto cleanup;

7688
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
7689 7690 7691 7692 7693 7694 7695 7696 7697 7698 7699 7700 7701 7702 7703 7704 7705 7706 7707
        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) {
7708
                desc = virshGetDomainDescription(ctl, dom, title,
7709 7710 7711 7712 7713 7714 7715
                                           config?VIR_DOMAIN_XML_INACTIVE:0);
                if (!desc)
                    goto cleanup;
        }

        if (edit) {
            /* Create and open the temporary file. */
E
Eric Blake 已提交
7716
            if (!(tmp = vshEditWriteToTempFile(ctl, desc)))
7717 7718 7719
                goto cleanup;

            /* Start the editor. */
E
Eric Blake 已提交
7720
            if (vshEditFile(ctl, tmp) == -1)
7721 7722 7723
                goto cleanup;

            /* Read back the edited file. */
E
Eric Blake 已提交
7724
            if (!(desc_edited = vshEditReadBackFile(ctl, tmp)))
7725 7726 7727 7728 7729 7730 7731 7732 7733 7734 7735 7736
                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)) {
7737 7738 7739
                vshPrint(ctl, "%s",
                         title ? _("Domain title not changed\n") :
                                 _("Domain description not changed\n"));
7740 7741 7742 7743 7744 7745 7746 7747 7748 7749 7750
                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",
7751 7752
                     title ? _("Failed to set new domain title") :
                             _("Failed to set new domain description"));
7753 7754
            goto cleanup;
        }
7755 7756 7757
        vshPrint(ctl, "%s",
                 title ? _("Domain title updated successfully") :
                         _("Domain description updated successfully"));
7758
    } else {
7759
        desc = virshGetDomainDescription(ctl, dom, title,
7760 7761 7762 7763 7764 7765 7766
                                       config?VIR_DOMAIN_XML_INACTIVE:0);
        if (!desc)
            goto cleanup;

        if (strlen(desc) > 0)
            vshPrint(ctl, "%s", desc);
        else
7767 7768 7769
            vshPrint(ctl,
                     title ? _("No title for domain: %s") :
                             _("No description for domain: %s"),
7770 7771 7772 7773
                     virDomainGetName(dom));
    }

    ret = true;
7774
 cleanup:
7775 7776 7777 7778 7779 7780 7781 7782 7783 7784 7785
    VIR_FREE(desc_edited);
    VIR_FREE(desc);
    if (tmp) {
        unlink(tmp);
        VIR_FREE(tmp);
    }
    if (dom)
        virDomainFree(dom);
    return ret;
}

7786 7787 7788 7789 7790 7791 7792 7793 7794 7795 7796 7797

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[] = {
7798
    VIRSH_COMMON_OPT_DOMAIN_FULL,
M
Martin Kletzander 已提交
7799 7800 7801 7802 7803
    {.name = "uri",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("URI of the namespace")
    },
7804
    VIRSH_COMMON_OPT_LIVE(N_("modify/get running state")),
7805
    VIRSH_COMMON_OPT_CONFIG(N_("modify/get persistent configuration")),
7806
    VIRSH_COMMON_OPT_CURRENT(N_("modify/get current state configuration")),
7807 7808 7809 7810 7811
    {.name = "edit",
     .type = VSH_OT_BOOL,
     .help = N_("use an editor to change the metadata")
    },
    {.name = "key",
7812
     .type = VSH_OT_STRING,
7813 7814 7815
     .help = N_("key to be used as a namespace identifier"),
    },
    {.name = "set",
7816
     .type = VSH_OT_STRING,
7817 7818 7819 7820 7821 7822 7823 7824 7825 7826 7827 7828
     .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 *
7829 7830 7831 7832
virshDomainGetEditMetadata(vshControl *ctl,
                           virDomainPtr dom,
                           const char *uri,
                           unsigned int flags)
7833 7834 7835 7836 7837 7838 7839 7840 7841 7842 7843 7844 7845 7846 7847 7848 7849 7850 7851 7852 7853
{
    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");
7854
    bool rem = vshCommandOptBool(cmd, "remove");
7855 7856 7857 7858 7859 7860 7861 7862 7863 7864 7865 7866 7867 7868 7869 7870 7871
    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;

7872
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7873 7874 7875 7876 7877 7878 7879 7880 7881 7882 7883 7884 7885
        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;
    }

7886
    if (set || rem) {
7887 7888 7889 7890
        if (virDomainSetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT,
                                 set, key, uri, flags))
            goto cleanup;

7891
        if (rem)
7892
            vshPrint(ctl, "%s\n", _("Metadata removed"));
7893
        else
7894
            vshPrint(ctl, "%s\n", _("Metadata modified"));
7895 7896
    } else if (edit) {
#define EDIT_GET_XML \
7897
        virshDomainGetEditMetadata(ctl, dom, uri, flags)
7898 7899 7900 7901 7902 7903 7904
#define EDIT_NOT_CHANGED                                        \
        do {                                                    \
            vshPrint(ctl, "%s", _("Metadata not changed"));     \
            ret = true;                                         \
            goto edit_cleanup;                                  \
        } while (0)

7905 7906 7907 7908 7909
#define EDIT_DEFINE                                                         \
        (virDomainSetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT, doc_edited, \
                              key, uri, flags) == 0)
#include "virsh-edit.c"

7910
        vshPrint(ctl, "%s\n", _("Metadata modified"));
7911 7912 7913 7914 7915 7916 7917 7918 7919 7920 7921 7922 7923
    } 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;

7924
 cleanup:
7925 7926 7927 7928 7929
    virDomainFree(dom);
    return ret;
}


7930 7931 7932 7933
/*
 * "inject-nmi" command
 */
static const vshCmdInfo info_inject_nmi[] = {
7934 7935 7936 7937 7938 7939 7940
    {.name = "help",
     .data = N_("Inject NMI to the guest")
    },
    {.name = "desc",
     .data = N_("Inject NMI to the guest domain.")
    },
    {.name = NULL}
7941 7942 7943
};

static const vshCmdOptDef opts_inject_nmi[] = {
7944
    VIRSH_COMMON_OPT_DOMAIN_FULL,
7945
    {.name = NULL}
7946 7947 7948 7949 7950 7951
};

static bool
cmdInjectNMI(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
E
Eric Blake 已提交
7952
    bool ret = true;
7953

7954
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
7955 7956 7957 7958 7959 7960 7961 7962 7963 7964 7965 7966 7967
        return false;

    if (virDomainInjectNMI(dom, 0) < 0)
            ret = false;

    virDomainFree(dom);
    return ret;
}

/*
 * "send-key" command
 */
static const vshCmdInfo info_send_key[] = {
7968 7969 7970 7971 7972 7973 7974
    {.name = "help",
     .data = N_("Send keycodes to the guest")
    },
    {.name = "desc",
     .data = N_("Send keycodes (integers or symbolic names) to the guest")
    },
    {.name = NULL}
7975 7976 7977
};

static const vshCmdOptDef opts_send_key[] = {
7978
    VIRSH_COMMON_OPT_DOMAIN_FULL,
7979 7980 7981 7982 7983 7984 7985 7986 7987 7988 7989 7990 7991 7992 7993 7994
    {.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}
7995 7996 7997
};

static int
7998
virshKeyCodeGetInt(const char *key_name)
7999 8000 8001
{
    unsigned int val;

M
Michal Privoznik 已提交
8002
    if (virStrToLong_ui(key_name, NULL, 0, &val) < 0 || val > 0xffff)
8003 8004 8005 8006 8007 8008 8009 8010
        return -1;
    return val;
}

static bool
cmdSendKey(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
E
Eric Blake 已提交
8011
    bool ret = false;
8012 8013
    const char *codeset_option;
    int codeset;
8014
    unsigned int holdtime = 0;
8015 8016 8017 8018 8019
    int count = 0;
    const vshCmdOpt *opt = NULL;
    int keycode;
    unsigned int keycodes[VIR_DOMAIN_SEND_KEY_MAX_KEYS];

8020
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8021 8022
        return false;

8023
    if (vshCommandOptStringQuiet(ctl, cmd, "codeset", &codeset_option) <= 0)
8024 8025
        codeset_option = "linux";

8026
    if (vshCommandOptUInt(ctl, cmd, "holdtime", &holdtime) < 0)
8027
        goto cleanup;
8028 8029

    codeset = virKeycodeSetTypeFromString(codeset_option);
P
Peter Krempa 已提交
8030
    if (codeset < 0) {
8031 8032 8033 8034
        vshError(ctl, _("unknown codeset: '%s'"), codeset_option);
        goto cleanup;
    }

8035
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
8036 8037 8038 8039 8040
        if (count == VIR_DOMAIN_SEND_KEY_MAX_KEYS) {
            vshError(ctl, _("too many keycodes"));
            goto cleanup;
        }

8041
        if ((keycode = virshKeyCodeGetInt(opt->data)) < 0) {
M
Michal Privoznik 已提交
8042
            if ((keycode = virKeycodeValueFromString(codeset, opt->data)) < 0) {
8043 8044 8045 8046 8047 8048 8049 8050 8051 8052 8053 8054
                vshError(ctl, _("invalid keycode: '%s'"), opt->data);
                goto cleanup;
            }
        }

        keycodes[count] = keycode;
        count++;
    }

    if (!(virDomainSendKey(dom, codeset, holdtime, keycodes, count, 0) < 0))
        ret = true;

8055
 cleanup:
8056 8057 8058 8059
    virDomainFree(dom);
    return ret;
}

8060 8061 8062 8063
/*
 * "send-process-signal" command
 */
static const vshCmdInfo info_send_process_signal[] = {
8064 8065 8066 8067 8068 8069 8070
    {.name = "help",
     .data = N_("Send signals to processes")
    },
    {.name = "desc",
     .data = N_("Send signals to processes in the guest")
    },
    {.name = NULL}
8071 8072 8073
};

static const vshCmdOptDef opts_send_process_signal[] = {
8074
    VIRSH_COMMON_OPT_DOMAIN_FULL,
8075 8076 8077 8078 8079 8080 8081 8082 8083 8084 8085
    {.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}
8086 8087 8088 8089 8090
};

VIR_ENUM_DECL(virDomainProcessSignal)
VIR_ENUM_IMPL(virDomainProcessSignal,
              VIR_DOMAIN_PROCESS_SIGNAL_LAST,
8091 8092 8093 8094 8095
               "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 */
8096
              "xfsz", "vtalrm", "prof", "winch", "poll", /* 25-29 */
8097 8098 8099 8100 8101 8102 8103
               "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 */
8104 8105 8106 8107 8108 8109 8110 8111

static int getSignalNumber(vshControl *ctl, const char *signame)
{
    size_t i;
    int signum;
    char *lower = vshStrdup(ctl, signame);
    char *tmp = lower;

8112
    for (i = 0; signame[i]; i++)
8113 8114 8115 8116 8117 8118 8119 8120 8121 8122 8123 8124 8125 8126
        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;
8127
 cleanup:
8128 8129 8130 8131 8132 8133 8134 8135
    VIR_FREE(tmp);
    return signum;
}

static bool
cmdSendProcessSignal(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
E
Eric Blake 已提交
8136
    bool ret = false;
8137 8138 8139 8140
    const char *signame;
    long long pid_value;
    int signum;

8141
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8142 8143
        return false;

8144
    if (vshCommandOptLongLong(ctl, cmd, "pid", &pid_value) < 0)
8145
        goto cleanup;
8146

8147 8148
    if (vshCommandOptStringReq(ctl, cmd, "signame", &signame) < 0)
        goto cleanup;
8149 8150 8151 8152 8153 8154 8155 8156 8157 8158 8159

    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;

8160
 cleanup:
8161 8162 8163 8164
    virDomainFree(dom);
    return ret;
}

8165 8166 8167 8168
/*
 * "setmem" command
 */
static const vshCmdInfo info_setmem[] = {
8169 8170 8171 8172 8173 8174 8175
    {.name = "help",
     .data = N_("change memory allocation")
    },
    {.name = "desc",
     .data = N_("Change the current memory allocation in the guest domain.")
    },
    {.name = NULL}
8176 8177 8178
};

static const vshCmdOptDef opts_setmem[] = {
8179
    VIRSH_COMMON_OPT_DOMAIN_FULL,
8180 8181 8182 8183 8184 8185 8186 8187 8188
    {.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)")
    },
8189
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
8190
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
8191
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
8192
    {.name = NULL}
8193 8194 8195 8196 8197 8198 8199 8200 8201 8202 8203 8204 8205
};

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");
8206
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
8207

8208 8209 8210 8211 8212 8213 8214 8215 8216 8217
    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;
8218

8219
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8220 8221 8222 8223 8224 8225 8226 8227
        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;
8228
    if (vshCommandOptScaledInt(ctl, cmd, "size", &bytes, 1024, max) < 0) {
8229 8230 8231 8232 8233 8234
        virDomainFree(dom);
        return false;
    }
    kibibytes = VIR_DIV_UP(bytes, 1024);

    if (flags == -1) {
8235
        if (virDomainSetMemory(dom, kibibytes) != 0)
8236 8237
            ret = false;
    } else {
8238
        if (virDomainSetMemoryFlags(dom, kibibytes, flags) < 0)
8239 8240 8241 8242 8243 8244 8245 8246 8247 8248 8249
            ret = false;
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "setmaxmem" command
 */
static const vshCmdInfo info_setmaxmem[] = {
8250 8251 8252 8253 8254 8255 8256
    {.name = "help",
     .data = N_("change maximum memory limit")
    },
    {.name = "desc",
     .data = N_("Change the maximum memory allocation limit in the guest domain.")
    },
    {.name = NULL}
8257 8258 8259
};

static const vshCmdOptDef opts_setmaxmem[] = {
8260
    VIRSH_COMMON_OPT_DOMAIN_FULL,
8261 8262 8263 8264 8265 8266 8267 8268 8269
    {.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)")
    },
8270
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
8271
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
8272
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
8273
    {.name = NULL}
8274 8275 8276 8277 8278 8279 8280 8281 8282 8283 8284 8285 8286
};

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");
8287
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT | VIR_DOMAIN_MEM_MAXIMUM;
8288

8289 8290 8291 8292 8293 8294 8295 8296 8297 8298
    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;
8299

8300
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8301 8302 8303 8304 8305 8306 8307 8308
        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;
8309
    if (vshCommandOptScaledInt(ctl, cmd, "size", &bytes, 1024, max) < 0) {
8310 8311 8312 8313 8314 8315 8316 8317 8318 8319 8320 8321 8322 8323 8324 8325 8326 8327 8328 8329 8330 8331 8332 8333 8334
        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[] = {
8335 8336 8337 8338 8339
    {.name = "help",
     .data = N_("Get or set memory parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current memory parameters for a guest"
8340 8341
                " domain.\n"
                "    To get the memory parameters use following command: \n\n"
8342 8343 8344
                "    virsh # memtune <domain>")
    },
    {.name = NULL}
8345 8346 8347
};

static const vshCmdOptDef opts_memtune[] = {
8348
    VIRSH_COMMON_OPT_DOMAIN_FULL,
8349 8350 8351 8352 8353 8354 8355 8356 8357 8358 8359 8360 8361 8362 8363 8364
    {.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)")
    },
8365
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
8366
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
8367
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
8368
    {.name = NULL}
8369 8370
};

8371
/**
8372
 * virshMemtuneGetSize
8373 8374 8375 8376 8377 8378 8379 8380 8381 8382 8383 8384 8385 8386
 *
 * @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
 */
8387
static int
8388 8389
virshMemtuneGetSize(vshControl *ctl, const vshCmd *cmd,
                    const char *name, long long *value)
8390 8391 8392 8393 8394 8395
{
    int ret;
    unsigned long long tmp;
    const char *str;
    char *end;

8396
    ret = vshCommandOptStringQuiet(ctl, cmd, name, &str);
8397 8398 8399 8400 8401 8402 8403 8404 8405 8406 8407 8408
    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);
8409
    return 1;
8410 8411 8412 8413 8414 8415
}

static bool
cmdMemtune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
8416
    long long tmpVal;
8417
    int nparams = 0;
8418
    int maxparams = 0;
8419
    int rc;
8420
    size_t i;
8421
    virTypedParameterPtr params = NULL;
8422
    bool ret = false;
8423
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
8424 8425 8426 8427
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

8428 8429 8430 8431 8432 8433 8434
    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;
8435

8436
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8437 8438
        return false;

8439
#define PARSE_MEMTUNE_PARAM(NAME, FIELD)                                    \
8440
    if ((rc = virshMemtuneGetSize(ctl, cmd, NAME, &tmpVal)) < 0) {            \
8441
        vshError(ctl, _("Unable to parse integer parameter %s"), NAME);     \
8442 8443 8444 8445 8446 8447 8448
        goto cleanup;                                                       \
    }                                                                       \
    if (rc == 1) {                                                          \
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,          \
                                    FIELD, tmpVal) < 0)                     \
            goto save_error;                                                \
    }                                                                       \
8449 8450


8451 8452 8453 8454
    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);
8455

8456
#undef PARSE_MEMTUNE_PARAM
8457 8458 8459 8460 8461 8462 8463 8464 8465 8466 8467 8468 8469 8470 8471 8472 8473 8474 8475 8476 8477 8478 8479 8480 8481 8482 8483 8484 8485 8486 8487 8488 8489 8490 8491 8492 8493

    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;
    }

8494 8495
    ret = true;

8496
 cleanup:
8497
    virTypedParamsFree(params, nparams);
8498 8499 8500
    virDomainFree(dom);
    return ret;

8501
 save_error:
8502
    vshSaveLibvirtError();
8503
 error:
8504 8505 8506 8507 8508 8509 8510 8511
    vshError(ctl, "%s", _("Unable to change memory parameters"));
    goto cleanup;
}

/*
 * "numatune" command
 */
static const vshCmdInfo info_numatune[] = {
8512 8513 8514 8515 8516
    {.name = "help",
     .data = N_("Get or set numa parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current numa parameters for a guest"
8517 8518
                " domain.\n"
                "    To get the numa parameters use following command: \n\n"
8519 8520 8521
                "    virsh # numatune <domain>")
    },
    {.name = NULL}
8522 8523 8524
};

static const vshCmdOptDef opts_numatune[] = {
8525
    VIRSH_COMMON_OPT_DOMAIN_FULL,
8526
    {.name = "mode",
8527
     .type = VSH_OT_STRING,
8528 8529
     .help = N_("NUMA mode, one of strict, preferred and interleave \n"
                "or a number from the virDomainNumatuneMemMode enum")
8530 8531
    },
    {.name = "nodeset",
8532
     .type = VSH_OT_STRING,
8533 8534
     .help = N_("NUMA node selections to set")
    },
8535
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
8536
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
8537
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
8538
    {.name = NULL}
8539 8540 8541 8542 8543 8544 8545
};

static bool
cmdNumatune(vshControl * ctl, const vshCmd * cmd)
{
    virDomainPtr dom;
    int nparams = 0;
8546
    int maxparams = 0;
8547
    size_t i;
8548
    virTypedParameterPtr params = NULL;
8549 8550
    const char *nodeset = NULL;
    bool ret = false;
8551
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
8552 8553 8554 8555 8556
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    const char *mode = NULL;

8557 8558 8559 8560 8561 8562 8563
    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;
8564

8565
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
8566 8567
        return false;

8568
    if (vshCommandOptStringReq(ctl, cmd, "nodeset", &nodeset) < 0)
8569
        goto cleanup;
8570

8571 8572 8573 8574 8575
    if (nodeset &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_DOMAIN_NUMA_NODESET, nodeset) < 0)
        goto save_error;

8576
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
8577
        goto cleanup;
8578

8579 8580 8581 8582 8583 8584 8585 8586 8587 8588 8589 8590 8591 8592
    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;
8593 8594 8595 8596 8597 8598 8599 8600 8601 8602 8603 8604 8605 8606 8607 8608 8609 8610 8611 8612 8613 8614 8615 8616 8617 8618 8619 8620 8621 8622 8623 8624 8625 8626 8627 8628
    }

    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)
8629
            goto error;
8630 8631
    }

8632 8633
    ret = true;

8634
 cleanup:
8635
    virTypedParamsFree(params, nparams);
8636 8637
    virDomainFree(dom);
    return ret;
8638

8639
 save_error:
8640
    vshSaveLibvirtError();
8641
 error:
8642 8643
    vshError(ctl, "%s", _("Unable to change numa parameters"));
    goto cleanup;
8644 8645
}

8646 8647 8648 8649
/*
 * "qemu-monitor-command" command
 */
static const vshCmdInfo info_qemu_monitor_command[] = {
8650 8651 8652 8653 8654 8655 8656
    {.name = "help",
     .data = N_("QEMU Monitor Command")
    },
    {.name = "desc",
     .data = N_("QEMU Monitor Command")
    },
    {.name = NULL}
8657 8658 8659
};

static const vshCmdOptDef opts_qemu_monitor_command[] = {
8660
    VIRSH_COMMON_OPT_DOMAIN_FULL,
8661 8662 8663 8664 8665 8666 8667 8668 8669 8670 8671 8672 8673 8674
    {.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}
8675 8676 8677 8678 8679 8680 8681 8682 8683 8684 8685 8686 8687 8688 8689
};

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;

8690
    dom = virshCommandOptDomain(ctl, cmd, NULL);
8691 8692 8693
    if (dom == NULL)
        goto cleanup;

8694
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
8695 8696 8697 8698 8699 8700 8701 8702 8703 8704 8705 8706 8707 8708 8709 8710 8711 8712 8713 8714 8715 8716 8717 8718 8719 8720 8721 8722 8723 8724 8725 8726 8727 8728 8729 8730
        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;

8731
 cleanup:
8732 8733 8734 8735 8736 8737 8738 8739 8740
    VIR_FREE(result);
    VIR_FREE(monitor_cmd);
    virJSONValueFree(pretty);
    if (dom)
        virDomainFree(dom);

    return ret;
}

E
Eric Blake 已提交
8741 8742 8743 8744
/*
 * "qemu-monitor-event" command
 */

8745
struct virshQemuEventData {
E
Eric Blake 已提交
8746 8747 8748
    vshControl *ctl;
    bool loop;
    bool pretty;
8749
    bool timestamp;
E
Eric Blake 已提交
8750 8751
    int count;
};
8752
typedef struct virshQemuEventData virshQemuEventData;
E
Eric Blake 已提交
8753 8754

static void
J
Jiri Denemark 已提交
8755 8756 8757 8758 8759 8760 8761
virshEventQemuPrint(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
8762
{
8763
    virshQemuEventData *data = opaque;
E
Eric Blake 已提交
8764 8765 8766 8767 8768 8769 8770 8771 8772 8773
    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;
    }
8774 8775 8776 8777 8778 8779 8780 8781 8782 8783 8784 8785 8786 8787

    if (data->timestamp) {
        char timestamp[VIR_TIME_STRING_BUFLEN];

        if (virTimeStringNowRaw(timestamp) < 0)
            timestamp[0] = '\0';

        vshPrint(data->ctl, "%s: event %s for domain %s: %s\n",
                 timestamp, event, virDomainGetName(dom), NULLSTR(details));
    } else {
        vshPrint(data->ctl, "event %s at %lld.%06u for domain %s: %s\n",
                 event, seconds, micros, virDomainGetName(dom), NULLSTR(details));
    }

E
Eric Blake 已提交
8788 8789 8790 8791 8792 8793 8794 8795 8796 8797 8798 8799 8800 8801 8802 8803 8804 8805 8806
    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",
8807
     .type = VSH_OT_STRING,
E
Eric Blake 已提交
8808 8809 8810
     .help = N_("filter by domain name, id or uuid")
    },
    {.name = "event",
8811
     .type = VSH_OT_STRING,
E
Eric Blake 已提交
8812 8813 8814 8815 8816 8817 8818 8819 8820 8821 8822 8823 8824 8825
     .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")
    },
8826 8827 8828 8829 8830 8831 8832 8833
    {.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")
    },
8834 8835 8836 8837
    {.name = "timestamp",
     .type = VSH_OT_BOOL,
     .help = N_("show timestamp for each printed event")
    },
E
Eric Blake 已提交
8838 8839 8840 8841 8842 8843 8844 8845 8846 8847 8848 8849
    {.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;
8850 8851
    virshQemuEventData data;
    virshControlPtr priv = ctl->privData;
E
Eric Blake 已提交
8852

8853 8854 8855 8856 8857
    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
8858 8859 8860
    data.ctl = ctl;
    data.loop = vshCommandOptBool(cmd, "loop");
    data.pretty = vshCommandOptBool(cmd, "pretty");
8861
    data.timestamp = vshCommandOptBool(cmd, "timestamp");
E
Eric Blake 已提交
8862 8863 8864
    data.count = 0;
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
        return false;
8865
    if (vshCommandOptStringReq(ctl, cmd, "event", &event) < 0)
E
Eric Blake 已提交
8866 8867 8868
        return false;

    if (vshCommandOptBool(cmd, "domain"))
8869
        dom = virshCommandOptDomain(ctl, cmd, NULL);
E
Eric Blake 已提交
8870 8871 8872
    if (vshEventStart(ctl, timeout) < 0)
        goto cleanup;

8873
    if ((eventId = virConnectDomainQemuMonitorEventRegister(priv->conn, dom,
E
Eric Blake 已提交
8874
                                                            event,
J
Jiri Denemark 已提交
8875
                                                            virshEventQemuPrint,
E
Eric Blake 已提交
8876 8877 8878 8879 8880 8881 8882 8883 8884 8885 8886 8887 8888 8889 8890 8891 8892 8893 8894
                                                            &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;

8895
 cleanup:
E
Eric Blake 已提交
8896 8897
    vshEventCleanup(ctl);
    if (eventId >= 0 &&
8898
        virConnectDomainQemuMonitorEventDeregister(priv->conn, eventId) < 0)
E
Eric Blake 已提交
8899 8900 8901 8902 8903 8904 8905
        ret = false;
    if (dom)
        virDomainFree(dom);

    return ret;
}

8906 8907 8908 8909
/*
 * "qemu-attach" command
 */
static const vshCmdInfo info_qemu_attach[] = {
8910 8911 8912 8913 8914 8915 8916
    {.name = "help",
     .data = N_("QEMU Attach")
    },
    {.name = "desc",
     .data = N_("QEMU Attach")
    },
    {.name = NULL}
8917 8918 8919
};

static const vshCmdOptDef opts_qemu_attach[] = {
8920 8921 8922 8923 8924 8925
    {.name = "pid",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("pid")
    },
    {.name = NULL}
8926 8927 8928 8929 8930 8931 8932 8933 8934
};

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 */
8935
    virshControlPtr priv = ctl->privData;
8936

8937
    if (vshCommandOptUInt(ctl, cmd, "pid", &pid_value) <= 0)
8938 8939
        goto cleanup;

8940
    if (!(dom = virDomainQemuAttach(priv->conn, pid_value, flags))) {
8941
        vshError(ctl, _("Failed to attach to pid %u"), pid_value);
J
John Ferlan 已提交
8942
        goto cleanup;
8943 8944
    }

J
John Ferlan 已提交
8945 8946 8947 8948 8949
    vshPrint(ctl, _("Domain %s attached to pid %u\n"),
                virDomainGetName(dom), pid_value);
    virDomainFree(dom);
    ret = true;

8950
 cleanup:
8951 8952 8953 8954 8955 8956 8957
    return ret;
}

/*
 * "qemu-agent-command" command
 */
static const vshCmdInfo info_qemu_agent_command[] = {
8958 8959 8960 8961 8962 8963 8964
    {.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}
8965 8966 8967
};

static const vshCmdOptDef opts_qemu_agent_command[] = {
8968
    VIRSH_COMMON_OPT_DOMAIN_FULL,
8969 8970 8971 8972 8973 8974 8975 8976 8977 8978 8979 8980 8981
    {.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")
    },
8982 8983 8984 8985
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("pretty-print the output")
    },
8986 8987 8988 8989 8990 8991
    {.name = "cmd",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("command")
    },
    {.name = NULL}
8992 8993 8994 8995 8996 8997 8998 8999 9000 9001 9002 9003 9004 9005 9006
};

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;
9007
    virJSONValuePtr pretty = NULL;
9008

9009
    dom = virshCommandOptDomain(ctl, cmd, NULL);
9010 9011 9012
    if (dom == NULL)
        goto cleanup;

9013
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
9014 9015 9016 9017 9018 9019 9020 9021 9022 9023 9024
        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);

9025
    judge = vshCommandOptInt(ctl, cmd, "timeout", &timeout);
9026
    if (judge < 0)
9027
        goto cleanup;
9028
    else if (judge > 0)
9029 9030 9031 9032 9033 9034 9035 9036 9037 9038 9039 9040 9041 9042 9043 9044 9045 9046 9047
        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;
    }
9048

9049
    result = virDomainQemuAgentCommand(dom, guest_agent_cmd, timeout, flags);
9050 9051
    if (!result)
        goto cleanup;
9052

9053 9054 9055 9056 9057 9058 9059 9060 9061 9062 9063
    if (vshCommandOptBool(cmd, "pretty")) {
        char *tmp;
        pretty = virJSONValueFromString(result);
        if (pretty && (tmp = virJSONValueToString(pretty, true))) {
            VIR_FREE(result);
            result = tmp;
        } else {
            vshResetLibvirtError();
        }
    }

9064
    vshPrint(ctl, "%s\n", result);
9065 9066 9067

    ret = true;

9068
 cleanup:
9069 9070 9071 9072 9073 9074 9075 9076
    VIR_FREE(result);
    VIR_FREE(guest_agent_cmd);
    if (dom)
        virDomainFree(dom);

    return ret;
}

9077 9078 9079 9080
/*
 * "lxc-enter-namespace" namespace
 */
static const vshCmdInfo info_lxc_enter_namespace[] = {
9081 9082 9083 9084
    {.name = "help",
     .data = N_("LXC Guest Enter Namespace")
    },
    {.name = "desc",
9085
     .data = N_("Run an arbitrary command in a lxc guest namespace; use at your own risk")
9086 9087
    },
    {.name = NULL}
9088 9089 9090
};

static const vshCmdOptDef opts_lxc_enter_namespace[] = {
9091
    VIRSH_COMMON_OPT_DOMAIN_FULL,
9092 9093 9094 9095 9096 9097 9098
    {.name = "noseclabel",
     .type = VSH_OT_BOOL,
     .help = N_("Do not change process security label")
    },
    {.name = "cmd",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
9099
     .help = N_("command to run")
9100 9101
    },
    {.name = NULL}
9102 9103 9104 9105 9106 9107 9108 9109 9110 9111 9112 9113 9114 9115
};

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;
9116 9117 9118
    bool setlabel = true;
    virSecurityModelPtr secmodel = NULL;
    virSecurityLabelPtr seclabel = NULL;
9119
    virshControlPtr priv = ctl->privData;
9120

9121
    dom = virshCommandOptDomain(ctl, cmd, NULL);
9122 9123 9124
    if (dom == NULL)
        goto cleanup;

9125 9126 9127
    if (vshCommandOptBool(cmd, "noseclabel"))
        setlabel = false;

9128
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
9129 9130 9131 9132 9133 9134 9135 9136 9137 9138 9139 9140 9141 9142 9143
        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;

9144 9145 9146 9147 9148 9149 9150 9151 9152
    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;
        }
9153
        if (virNodeGetSecurityModel(priv->conn, secmodel) < 0)
9154 9155 9156 9157 9158
            goto cleanup;
        if (virDomainGetSecurityLabel(dom, seclabel) < 0)
            goto cleanup;
    }

9159
    /* Fork once because we don't want to affect
E
Eric Blake 已提交
9160 9161
     * virsh's namespace itself, and because user namespace
     * can only be changed in single-threaded process
9162
     */
E
Eric Blake 已提交
9163
    if ((pid = virFork()) < 0)
9164 9165
        goto cleanup;
    if (pid == 0) {
9166 9167
        int status;

9168 9169 9170 9171 9172
        if (setlabel &&
            virDomainLxcEnterSecurityLabel(secmodel,
                                           seclabel,
                                           NULL,
                                           0) < 0)
9173
            _exit(EXIT_CANCELED);
9174

9175 9176 9177 9178 9179 9180
        if (virDomainLxcEnterNamespace(dom,
                                       nfdlist,
                                       fdlist,
                                       NULL,
                                       NULL,
                                       0) < 0)
9181
            _exit(EXIT_CANCELED);
9182 9183 9184 9185

        /* Fork a second time because entering the
         * pid namespace only takes effect after fork
         */
E
Eric Blake 已提交
9186
        if ((pid = virFork()) < 0)
9187
            _exit(EXIT_CANCELED);
9188 9189
        if (pid == 0) {
            execv(cmdargv[0], cmdargv);
9190
            _exit(errno == ENOENT ? EXIT_ENOENT : EXIT_CANNOT_INVOKE);
9191
        }
9192 9193 9194
        if (virProcessWait(pid, &status, true) < 0)
            _exit(EXIT_CANNOT_INVOKE);
        virProcessExitWithStatus(status);
9195
    } else {
9196
        for (i = 0; i < nfdlist; i++)
9197 9198
            VIR_FORCE_CLOSE(fdlist[i]);
        VIR_FREE(fdlist);
9199 9200
        if (virProcessWait(pid, NULL, false) < 0) {
            vshReportError(ctl);
9201
            goto cleanup;
9202
        }
9203 9204 9205 9206
    }

    ret = true;

9207
 cleanup:
9208 9209
    VIR_FREE(seclabel);
    VIR_FREE(secmodel);
9210 9211 9212 9213 9214 9215
    if (dom)
        virDomainFree(dom);
    VIR_FREE(cmdargv);
    return ret;
}

9216 9217 9218 9219
/*
 * "dumpxml" command
 */
static const vshCmdInfo info_dumpxml[] = {
9220 9221 9222 9223 9224 9225 9226
    {.name = "help",
     .data = N_("domain information in XML")
    },
    {.name = "desc",
     .data = N_("Output the domain information as an XML dump to stdout.")
    },
    {.name = NULL}
9227 9228 9229
};

static const vshCmdOptDef opts_dumpxml[] = {
9230
    VIRSH_COMMON_OPT_DOMAIN_FULL,
9231 9232 9233 9234 9235 9236 9237 9238 9239 9240 9241 9242 9243 9244 9245 9246 9247
    {.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}
9248 9249 9250 9251 9252 9253 9254 9255 9256 9257 9258 9259
};

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");
9260
    bool migratable = vshCommandOptBool(cmd, "migratable");
9261 9262 9263 9264 9265 9266 9267

    if (inactive)
        flags |= VIR_DOMAIN_XML_INACTIVE;
    if (secure)
        flags |= VIR_DOMAIN_XML_SECURE;
    if (update)
        flags |= VIR_DOMAIN_XML_UPDATE_CPU;
9268 9269
    if (migratable)
        flags |= VIR_DOMAIN_XML_MIGRATABLE;
9270

9271
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
9272 9273 9274 9275 9276 9277 9278 9279 9280 9281 9282 9283 9284 9285 9286 9287 9288 9289
        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[] = {
9290 9291 9292 9293 9294 9295 9296
    {.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}
9297 9298 9299
};

static const vshCmdOptDef opts_domxmlfromnative[] = {
9300 9301 9302 9303 9304 9305 9306 9307 9308 9309 9310
    {.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}
9311 9312 9313 9314 9315 9316 9317 9318 9319 9320 9321
};

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;
9322
    virshControlPtr priv = ctl->privData;
9323

9324 9325
    if (vshCommandOptStringReq(ctl, cmd, "format", &format) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "config", &configFile) < 0)
9326 9327
        return false;

9328
    if (virFileReadAll(configFile, VSH_MAX_XML_FILE, &configData) < 0)
9329 9330
        return false;

9331
    xmlData = virConnectDomainXMLFromNative(priv->conn, format, configData, flags);
9332 9333 9334 9335 9336 9337 9338 9339 9340 9341 9342 9343 9344 9345 9346
    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[] = {
9347 9348 9349 9350 9351 9352 9353
    {.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}
9354 9355 9356
};

static const vshCmdOptDef opts_domxmltonative[] = {
9357 9358 9359 9360 9361 9362 9363 9364 9365 9366 9367
    {.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}
9368 9369 9370 9371 9372 9373 9374 9375 9376 9377 9378
};

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;
9379
    virshControlPtr priv = ctl->privData;
9380

9381 9382
    if (vshCommandOptStringReq(ctl, cmd, "format", &format) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "xml", &xmlFile) < 0)
9383 9384
        return false;

9385
    if (virFileReadAll(xmlFile, VSH_MAX_XML_FILE, &xmlData) < 0)
9386 9387
        return false;

9388
    configData = virConnectDomainXMLToNative(priv->conn, format, xmlData, flags);
9389 9390 9391 9392 9393 9394 9395 9396 9397 9398 9399 9400 9401 9402 9403
    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[] = {
9404 9405 9406 9407 9408 9409 9410
    {.name = "help",
     .data = N_("convert a domain id or UUID to domain name")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
9411 9412 9413
};

static const vshCmdOptDef opts_domname[] = {
9414
    VIRSH_COMMON_OPT_DOMAIN(N_("domain id or uuid")),
9415
    {.name = NULL}
9416 9417 9418 9419 9420 9421 9422
};

static bool
cmdDomname(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;

9423 9424
    if (!(dom = virshCommandOptDomainBy(ctl, cmd, NULL,
                                        VIRSH_BYID|VIRSH_BYUUID)))
9425 9426 9427 9428 9429 9430 9431
        return false;

    vshPrint(ctl, "%s\n", virDomainGetName(dom));
    virDomainFree(dom);
    return true;
}

9432 9433 9434 9435 9436 9437 9438 9439 9440 9441 9442 9443 9444 9445
/*
 * "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[] = {
9446
    VIRSH_COMMON_OPT_DOMAIN_FULL,
9447 9448 9449 9450 9451 9452 9453 9454 9455 9456 9457 9458 9459 9460 9461
    {.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;

9462
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
9463 9464 9465 9466 9467 9468 9469 9470 9471 9472 9473 9474 9475
        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);
9476
    return ret;
9477 9478
}

9479 9480 9481 9482
/*
 * "domid" command
 */
static const vshCmdInfo info_domid[] = {
9483 9484 9485 9486 9487 9488 9489
    {.name = "help",
     .data = N_("convert a domain name or UUID to domain id")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
9490 9491 9492
};

static const vshCmdOptDef opts_domid[] = {
9493
    VIRSH_COMMON_OPT_DOMAIN(N_("domain name or uuid")),
9494
    {.name = NULL}
9495 9496 9497 9498 9499 9500 9501 9502
};

static bool
cmdDomid(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    unsigned int id;

9503 9504
    if (!(dom = virshCommandOptDomainBy(ctl, cmd, NULL,
                                        VIRSH_BYNAME|VIRSH_BYUUID)))
9505 9506 9507 9508 9509 9510 9511 9512 9513 9514 9515 9516 9517 9518 9519
        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[] = {
9520 9521 9522 9523 9524 9525 9526
    {.name = "help",
     .data = N_("convert a domain name or id to domain UUID")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
9527 9528 9529
};

static const vshCmdOptDef opts_domuuid[] = {
9530
    VIRSH_COMMON_OPT_DOMAIN(N_("domain id or name")),
9531
    {.name = NULL}
9532 9533 9534 9535 9536 9537 9538 9539
};

static bool
cmdDomuuid(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    char uuid[VIR_UUID_STRING_BUFLEN];

9540 9541
    if (!(dom = virshCommandOptDomainBy(ctl, cmd, NULL,
                                        VIRSH_BYNAME|VIRSH_BYID)))
9542 9543 9544 9545 9546 9547 9548 9549 9550 9551 9552 9553 9554 9555 9556
        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[] = {
9557 9558 9559 9560 9561 9562 9563
    {.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}
9564 9565 9566
};

static const vshCmdOptDef opts_migrate[] = {
9567
    VIRSH_COMMON_OPT_DOMAIN_FULL,
M
Martin Kletzander 已提交
9568 9569 9570 9571 9572
    {.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)")
    },
9573
    VIRSH_COMMON_OPT_LIVE(N_("live migration")),
9574 9575 9576 9577 9578 9579 9580 9581 9582 9583 9584 9585 9586 9587 9588 9589 9590 9591 9592 9593 9594 9595 9596 9597 9598 9599 9600 9601 9602 9603 9604 9605 9606 9607 9608 9609 9610 9611 9612 9613 9614 9615
    {.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,
9616
     .help = N_("prevent any configuration changes to domain until migration ends")
9617 9618 9619 9620 9621 9622 9623 9624 9625
    },
    {.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")
    },
9626 9627 9628 9629
    {.name = "compressed",
     .type = VSH_OT_BOOL,
     .help = N_("compress repeated pages during live migration")
    },
9630 9631 9632 9633
    {.name = "auto-converge",
     .type = VSH_OT_BOOL,
     .help = N_("force convergence during live migration")
    },
9634 9635 9636 9637
    {.name = "rdma-pin-all",
     .type = VSH_OT_BOOL,
     .help = N_("support memory pinning during RDMA live migration")
    },
9638 9639 9640 9641
    {.name = "abort-on-error",
     .type = VSH_OT_BOOL,
     .help = N_("abort on soft errors during migration")
    },
9642 9643 9644 9645
    {.name = "postcopy",
     .type = VSH_OT_BOOL,
     .help = N_("enable post-copy migration; switch to it using migrate-postcopy command")
    },
9646 9647 9648 9649
    {.name = "postcopy-after-precopy",
     .type = VSH_OT_BOOL,
     .help = N_("automatically switch to post-copy migration after one pass of pre-copy")
    },
9650
    {.name = "migrateuri",
9651
     .type = VSH_OT_STRING,
9652 9653
     .help = N_("migration URI, usually can be omitted")
    },
9654
    {.name = "graphicsuri",
9655
     .type = VSH_OT_STRING,
9656 9657
     .help = N_("graphics URI to be used for seamless graphics migration")
    },
9658
    {.name = "listen-address",
9659
     .type = VSH_OT_STRING,
9660 9661
     .help = N_("listen address that destination should bind to for incoming migration")
    },
9662
    {.name = "dname",
9663
     .type = VSH_OT_STRING,
9664 9665 9666 9667
     .help = N_("rename to new name during migration (if supported)")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
9668 9669 9670 9671 9672 9673 9674 9675 9676 9677
     .help = N_("run action specified by --timeout-* option (suspend by "
                "default) if live migration exceeds timeout (in seconds)")
    },
    {.name = "timeout-suspend",
     .type = VSH_OT_BOOL,
     .help = N_("suspend the guest after timeout")
    },
    {.name = "timeout-postcopy",
     .type = VSH_OT_BOOL,
     .help = N_("switch to post-copy after timeout")
9678 9679 9680 9681 9682
    },
    {.name = "xml",
     .type = VSH_OT_STRING,
     .help = N_("filename containing updated XML for the target")
    },
9683 9684 9685 9686
    {.name = "migrate-disks",
     .type = VSH_OT_STRING,
     .help = N_("comma separated list of disks to be migrated")
    },
9687 9688 9689 9690
    {.name = "disks-port",
     .type = VSH_OT_INT,
     .help = N_("port to use by target server for incoming disks migration")
    },
9691
    {.name = NULL}
9692 9693 9694 9695 9696 9697 9698 9699
};

static void
doMigrate(void *opaque)
{
    char ret = '1';
    virDomainPtr dom = NULL;
    const char *desturi = NULL;
9700
    const char *opt = NULL;
9701
    int disksPort = 0;
9702
    unsigned int flags = 0;
9703
    virshCtrlData *data = opaque;
9704 9705 9706
    vshControl *ctl = data->ctl;
    const vshCmd *cmd = data->cmd;
    sigset_t sigmask, oldsigmask;
9707 9708 9709
    virTypedParameterPtr params = NULL;
    int nparams = 0;
    int maxparams = 0;
9710
    virConnectPtr dconn = data->dconn;
9711 9712 9713 9714 9715 9716

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

9717
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
9718 9719
        goto out;

9720
    if (vshCommandOptStringReq(ctl, cmd, "desturi", &desturi) < 0)
9721 9722
        goto out;

9723 9724 9725 9726 9727 9728 9729
    if (vshCommandOptStringReq(ctl, cmd, "migrateuri", &opt) < 0)
        goto out;
    if (opt &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_MIGRATE_PARAM_URI, opt) < 0)
        goto save_error;

9730 9731 9732 9733 9734 9735 9736
    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;

9737 9738 9739 9740 9741 9742
    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;
9743 9744 9745 9746 9747 9748 9749

    if (vshCommandOptInt(ctl, cmd, "disks-port", &disksPort) < 0)
        goto out;
    if (disksPort &&
        virTypedParamsAddInt(&params, &nparams, &maxparams,
                             VIR_MIGRATE_PARAM_DISKS_PORT, disksPort) < 0)
        goto save_error;
9750

9751 9752 9753 9754 9755 9756 9757
    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;

9758 9759 9760 9761 9762 9763 9764 9765 9766 9767 9768 9769 9770 9771 9772 9773 9774 9775 9776
    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);
    }

9777 9778 9779 9780 9781
    if (vshCommandOptStringReq(ctl, cmd, "xml", &opt) < 0)
        goto out;
    if (opt) {
        char *xml;

9782
        if (virFileReadAll(opt, VSH_MAX_XML_FILE, &xml) < 0) {
9783 9784 9785 9786 9787 9788 9789 9790 9791 9792 9793 9794
            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);
    }

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
    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;

9822 9823 9824
    if (vshCommandOptBool(cmd, "compressed"))
        flags |= VIR_MIGRATE_COMPRESSED;

9825 9826 9827
    if (vshCommandOptBool(cmd, "auto-converge"))
        flags |= VIR_MIGRATE_AUTO_CONVERGE;

9828 9829 9830
    if (vshCommandOptBool(cmd, "rdma-pin-all"))
        flags |= VIR_MIGRATE_RDMA_PIN_ALL;

9831
    if (vshCommandOptBool(cmd, "offline"))
L
liguang 已提交
9832 9833
        flags |= VIR_MIGRATE_OFFLINE;

9834 9835 9836
    if (vshCommandOptBool(cmd, "abort-on-error"))
        flags |= VIR_MIGRATE_ABORT_ON_ERROR;

9837 9838 9839
    if (vshCommandOptBool(cmd, "postcopy"))
        flags |= VIR_MIGRATE_POSTCOPY;

9840
    if (flags & VIR_MIGRATE_PEER2PEER || vshCommandOptBool(cmd, "direct")) {
9841
        if (virDomainMigrateToURI3(dom, desturi, params, nparams, flags) == 0)
9842 9843 9844 9845 9846
            ret = '0';
    } else {
        /* For traditional live migration, connect to the destination host directly. */
        virDomainPtr ddom = NULL;

9847
        if ((ddom = virDomainMigrate3(dom, dconn, params, nparams, flags))) {
9848 9849 9850 9851 9852
            virDomainFree(ddom);
            ret = '0';
        }
    }

9853
 out:
9854
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
9855
 out_sig:
9856 9857 9858
    virTypedParamsFree(params, nparams);
    if (dom)
        virDomainFree(dom);
9859
    ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
9860 9861
    return;

9862
 save_error:
9863 9864
    vshSaveLibvirtError();
    goto out;
9865 9866
}

9867 9868 9869 9870 9871 9872
typedef enum {
    VIRSH_MIGRATE_TIMEOUT_DEFAULT,
    VIRSH_MIGRATE_TIMEOUT_SUSPEND,
    VIRSH_MIGRATE_TIMEOUT_POSTCOPY,
} virshMigrateTimeoutAction;

9873
static void
9874 9875 9876
virshMigrateTimeout(vshControl *ctl,
                    virDomainPtr dom,
                    void *opaque)
9877
{
9878 9879 9880 9881 9882 9883 9884 9885 9886 9887 9888 9889 9890 9891 9892 9893 9894 9895
    virshMigrateTimeoutAction action = *(virshMigrateTimeoutAction *) opaque;

    switch (action) {
    case VIRSH_MIGRATE_TIMEOUT_DEFAULT: /* unreachable */
    case VIRSH_MIGRATE_TIMEOUT_SUSPEND:
        vshDebug(ctl, VSH_ERR_DEBUG,
                 "migration timed out; suspending domain\n");
        if (virDomainSuspend(dom) < 0)
            vshDebug(ctl, VSH_ERR_INFO, "suspending domain failed\n");
        break;

    case VIRSH_MIGRATE_TIMEOUT_POSTCOPY:
        vshDebug(ctl, VSH_ERR_DEBUG,
                 "migration timed out; switching to post-copy\n");
        if (virDomainMigrateStartPostCopy(dom, 0) < 0)
            vshDebug(ctl, VSH_ERR_INFO, "switching to post-copy failed\n");
        break;
    }
9896 9897
}

9898 9899 9900 9901 9902 9903 9904 9905 9906 9907 9908 9909 9910 9911 9912 9913 9914
static void
virshMigrateIteration(virConnectPtr conn ATTRIBUTE_UNUSED,
                      virDomainPtr dom,
                      int iteration,
                      void *opaque)
{
    vshControl *ctl = opaque;

    if (iteration == 2) {
        vshDebug(ctl, VSH_ERR_DEBUG,
                 "iteration %d finished; switching to post-copy\n",
                 iteration - 1);
        if (virDomainMigrateStartPostCopy(dom, 0) < 0)
            vshDebug(ctl, VSH_ERR_INFO, "switching to post-copy failed\n");
    }
}

9915 9916 9917 9918 9919 9920 9921 9922 9923
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;
9924
    virshMigrateTimeoutAction timeoutAction = VIRSH_MIGRATE_TIMEOUT_DEFAULT;
9925
    bool live_flag = false;
9926
    virshCtrlData data = { .dconn = NULL };
9927 9928
    virshControlPtr priv = ctl->privData;
    int iterEvent = -1;
9929

9930
    VSH_EXCLUSIVE_OPTIONS("live", "offline");
9931
    VSH_EXCLUSIVE_OPTIONS("timeout-suspend", "timeout-postcopy");
9932

9933
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
9934 9935 9936 9937 9938 9939 9940
        return false;

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

    if (vshCommandOptBool(cmd, "live"))
        live_flag = true;
9941 9942 9943 9944 9945
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0) {
        goto cleanup;
    } else if (timeout > 0 && !live_flag) {
        vshError(ctl, "%s",
                 _("migrate: Unexpected timeout for offline migration"));
9946
        goto cleanup;
9947 9948
    }

9949 9950 9951 9952 9953 9954 9955 9956 9957 9958 9959 9960 9961
    if (vshCommandOptBool(cmd, "timeout-suspend"))
        timeoutAction = VIRSH_MIGRATE_TIMEOUT_SUSPEND;
    if (vshCommandOptBool(cmd, "timeout-postcopy"))
        timeoutAction = VIRSH_MIGRATE_TIMEOUT_POSTCOPY;
    if (timeout > 0) {
        if (timeoutAction == VIRSH_MIGRATE_TIMEOUT_DEFAULT)
            timeoutAction = VIRSH_MIGRATE_TIMEOUT_SUSPEND;
    } else if (timeoutAction) {
        vshError(ctl, "%s",
                 _("migrate: Unexpected --timeout-* option without --timeout"));
        goto cleanup;
    }

9962 9963 9964 9965 9966 9967 9968 9969 9970 9971
    if (vshCommandOptBool(cmd, "postcopy-after-precopy")) {
        iterEvent = virConnectDomainEventRegisterAny(
                            priv->conn, dom,
                            VIR_DOMAIN_EVENT_ID_MIGRATION_ITERATION,
                            VIR_DOMAIN_EVENT_CALLBACK(virshMigrateIteration),
                            ctl, NULL);
        if (iterEvent < 0)
            goto cleanup;
    }

9972 9973 9974 9975 9976 9977 9978
    if (pipe(p) < 0)
        goto cleanup;

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

9979 9980 9981 9982 9983 9984 9985 9986 9987 9988
    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;

9989
        dconn = virshConnect(ctl, desturi, false);
9990 9991 9992 9993 9994 9995
        if (!dconn)
            goto cleanup;

        data.dconn = dconn;
    }

9996 9997 9998 9999 10000
    if (virThreadCreate(&workerThread,
                        true,
                        doMigrate,
                        &data) < 0)
        goto cleanup;
10001
    functionReturn = virshWatchJob(ctl, dom, verbose, p[0], timeout,
10002 10003
                                   virshMigrateTimeout,
                                   &timeoutAction, _("Migration"));
10004 10005 10006

    virThreadJoin(&workerThread);

10007
 cleanup:
10008 10009
    if (data.dconn)
        virConnectClose(data.dconn);
10010 10011
    if (iterEvent != -1)
        virConnectDomainEventDeregisterAny(priv->conn, iterEvent);
10012 10013 10014 10015 10016 10017 10018 10019 10020 10021
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return functionReturn;
}

/*
 * "migrate-setmaxdowntime" command
 */
static const vshCmdInfo info_migrate_setmaxdowntime[] = {
10022 10023 10024 10025 10026 10027 10028
    {.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}
10029 10030 10031
};

static const vshCmdOptDef opts_migrate_setmaxdowntime[] = {
10032
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10033 10034 10035 10036 10037 10038
    {.name = "downtime",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("maximum tolerable downtime (in milliseconds) for migration")
    },
    {.name = NULL}
10039 10040 10041 10042 10043 10044 10045 10046 10047
};

static bool
cmdMigrateSetMaxDowntime(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    long long downtime = 0;
    bool ret = false;

10048
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10049 10050
        return false;

10051
    if (vshCommandOptLongLong(ctl, cmd, "downtime", &downtime) < 0)
10052 10053
        goto done;
    if (downtime < 1) {
10054 10055 10056 10057 10058 10059 10060 10061 10062
        vshError(ctl, "%s", _("migrate: Invalid downtime"));
        goto done;
    }

    if (virDomainMigrateSetMaxDowntime(dom, downtime, 0))
        goto done;

    ret = true;

10063
 done:
10064 10065 10066 10067
    virDomainFree(dom);
    return ret;
}

10068 10069 10070 10071 10072 10073 10074 10075 10076 10077 10078 10079 10080 10081 10082
/*
 * "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[] = {
10083
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10084 10085 10086 10087 10088 10089 10090 10091 10092 10093 10094 10095 10096 10097 10098 10099 10100 10101
    {.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;

10102
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10103 10104
        return false;

10105
    rc = vshCommandOptULongLong(ctl, cmd, "size", &size);
10106 10107 10108 10109 10110 10111 10112 10113 10114 10115 10116 10117 10118 10119
    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;
10120
 cleanup:
10121 10122 10123 10124
    virDomainFree(dom);
    return ret;
}

10125 10126 10127 10128
/*
 * "migrate-setspeed" command
 */
static const vshCmdInfo info_migrate_setspeed[] = {
10129 10130 10131 10132 10133 10134 10135 10136
    {.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}
10137 10138 10139
};

static const vshCmdOptDef opts_migrate_setspeed[] = {
10140
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10141 10142 10143 10144 10145 10146
    {.name = "bandwidth",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("migration bandwidth limit in MiB/s")
    },
    {.name = NULL}
10147 10148 10149 10150 10151 10152 10153 10154 10155
};

static bool
cmdMigrateSetMaxSpeed(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    unsigned long bandwidth = 0;
    bool ret = false;

10156
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10157 10158
        return false;

10159
    if (vshCommandOptULWrap(ctl, cmd, "bandwidth", &bandwidth) < 0)
10160 10161 10162 10163 10164 10165 10166
        goto done;

    if (virDomainMigrateSetMaxSpeed(dom, bandwidth, 0) < 0)
        goto done;

    ret = true;

10167
 done:
10168 10169 10170 10171 10172 10173 10174 10175
    virDomainFree(dom);
    return ret;
}

/*
 * "migrate-getspeed" command
 */
static const vshCmdInfo info_migrate_getspeed[] = {
10176 10177 10178 10179 10180 10181 10182
    {.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}
10183 10184 10185
};

static const vshCmdOptDef opts_migrate_getspeed[] = {
10186
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10187
    {.name = NULL}
10188 10189 10190 10191 10192 10193 10194 10195 10196
};

static bool
cmdMigrateGetMaxSpeed(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    unsigned long bandwidth;
    bool ret = false;

10197
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10198 10199 10200 10201 10202 10203 10204 10205 10206
        return false;

    if (virDomainMigrateGetMaxSpeed(dom, &bandwidth, 0) < 0)
        goto done;

    vshPrint(ctl, "%lu\n", bandwidth);

    ret = true;

10207
 done:
10208 10209 10210 10211
    virDomainFree(dom);
    return ret;
}

10212 10213 10214 10215 10216 10217 10218 10219 10220 10221 10222 10223 10224 10225 10226 10227 10228 10229 10230 10231 10232 10233 10234 10235 10236 10237 10238 10239 10240 10241 10242 10243 10244 10245 10246 10247 10248 10249 10250 10251 10252 10253
/*
 * "migrate-postcopy" command
 */
static const vshCmdInfo info_migrate_postcopy[] = {
    {.name = "help",
     .data = N_("Switch running migration from pre-copy to post-copy")
    },
    {.name = "desc",
     .data = N_("Switch running migration from pre-copy to post-copy. "
                "The migration must have been started with --postcopy option.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_migrate_postcopy[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
};

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

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

    if (virDomainMigrateStartPostCopy(dom, 0) < 0)
        goto cleanup;

    ret = true;

 cleanup:
    virDomainFree(dom);
    return ret;
}

10254 10255 10256 10257
/*
 * "domdisplay" command
 */
static const vshCmdInfo info_domdisplay[] = {
10258 10259 10260 10261
    {.name = "help",
     .data = N_("domain display connection URI")
    },
    {.name = "desc",
10262 10263
     .data = N_("Output the IP address and port number "
                "for the graphical display.")
10264 10265
    },
    {.name = NULL}
10266 10267 10268
};

static const vshCmdOptDef opts_domdisplay[] = {
10269
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10270 10271 10272 10273
    {.name = "include-password",
     .type = VSH_OT_BOOL,
     .help = N_("includes the password into the connection URI if available")
    },
10274
    {.name = "type",
10275
     .type = VSH_OT_STRING,
10276
     .help = N_("select particular graphical display "
10277 10278
                "(e.g. \"vnc\", \"spice\", \"rdp\")")
    },
10279
    {.name = NULL}
10280 10281 10282 10283 10284 10285 10286 10287 10288 10289
};

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
10290 10291 10292
    char *doc = NULL;
    char *xpath = NULL;
    char *listen_addr = NULL;
10293 10294 10295 10296
    int port, tls_port = 0;
    char *passwd = NULL;
    char *output = NULL;
    const char *scheme[] = { "vnc", "spice", "rdp", NULL };
10297
    const char *type = NULL;
10298 10299 10300
    int iter = 0;
    int tmp;
    int flags = 0;
M
Martin Kletzander 已提交
10301
    bool params = false;
10302
    const char *xpath_fmt = "string(/domain/devices/graphics[@type='%s']/%s)";
10303
    virSocketAddr addr;
10304

10305
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10306 10307 10308 10309 10310 10311 10312 10313 10314 10315
        return false;

    if (!virDomainIsActive(dom)) {
        vshError(ctl, _("Domain is not running"));
        goto cleanup;
    }

    if (vshCommandOptBool(cmd, "include-password"))
        flags |= VIR_DOMAIN_XML_SECURE;

10316 10317 10318
    if (vshCommandOptStringReq(ctl, cmd, "type", &type) < 0)
        goto cleanup;

M
Martin Kletzander 已提交
10319
    if (!(doc = virDomainGetXMLDesc(dom, flags)))
10320 10321
        goto cleanup;

M
Martin Kletzander 已提交
10322
    if (!(xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt)))
10323 10324 10325 10326
        goto cleanup;

    /* Attempt to grab our display info */
    for (iter = 0; scheme[iter] != NULL; iter++) {
10327 10328 10329 10330
        /* Particular scheme requested */
        if (type && STRNEQ(type, scheme[iter]))
            continue;

10331
        /* Create our XPATH lookup for the current display's port */
10332
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@port") < 0)
10333
            goto cleanup;
10334 10335 10336 10337 10338 10339

        /* 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
10340
         * scheme */
10341
        if (tmp)
10342 10343 10344 10345
            port = 0;

        /* Create our XPATH lookup for TLS Port (automatically skipped
         * for unsupported schemes */
10346
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@tlsPort") < 0)
10347 10348 10349 10350 10351 10352 10353 10354 10355
            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)
10356 10357 10358
            continue;

        /* Create our XPATH lookup for the current display's address */
10359
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@listen") < 0)
10360
            goto cleanup;
10361 10362

        /* Attempt to get the listening addr if set for the current
M
Martin Kletzander 已提交
10363
         * graphics scheme */
10364 10365 10366
        listen_addr = virXPathString(xpath, ctxt);
        VIR_FREE(xpath);

10367 10368 10369 10370 10371 10372 10373 10374 10375 10376 10377 10378 10379 10380 10381 10382
        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
10383 10384 10385 10386 10387 10388
        /* 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 */
10389
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "@passwd") < 0)
10390
            goto cleanup;
M
Martin Kletzander 已提交
10391 10392 10393 10394 10395

        /* Attempt to get the password */
        passwd = virXPathString(xpath, ctxt);
        VIR_FREE(xpath);

10396 10397 10398
        /* Build up the full URI, starting with the scheme */
        virBufferAsprintf(&buf, "%s://", scheme[iter]);

M
Martin Kletzander 已提交
10399 10400 10401 10402
        /* There is no user, so just append password if there's any */
        if (STREQ(scheme[iter], "vnc") && passwd)
            virBufferAsprintf(&buf, ":%s@", passwd);

10403
        /* Then host name or IP */
10404 10405 10406
        if (!listen_addr ||
            (virSocketAddrParse(&addr, listen_addr, AF_UNSPEC) > 0 &&
             virSocketAddrIsWildcard(&addr)))
10407
            virBufferAddLit(&buf, "localhost");
10408 10409
        else if (strchr(listen_addr, ':'))
            virBufferAsprintf(&buf, "[%s]", listen_addr);
10410 10411 10412 10413
        else
            virBufferAsprintf(&buf, "%s", listen_addr);

        /* Add the port */
10414 10415 10416 10417 10418 10419 10420
        if (port) {
            if (STREQ(scheme[iter], "vnc")) {
                /* VNC protocol handlers take their port number as
                 * 'port' - 5900 */
                port -= 5900;
            }

10421
            virBufferAsprintf(&buf, ":%d", port);
10422
        }
10423 10424

        /* TLS Port */
M
Martin Kletzander 已提交
10425 10426
        if (tls_port) {
            virBufferAsprintf(&buf,
J
John Ferlan 已提交
10427
                              "?tls-port=%d",
M
Martin Kletzander 已提交
10428 10429 10430
                              tls_port);
            params = true;
        }
10431

M
Martin Kletzander 已提交
10432 10433 10434 10435 10436 10437
        if (STREQ(scheme[iter], "spice") && passwd) {
            virBufferAsprintf(&buf,
                              "%spassword=%s",
                              params ? "&" : "?",
                              passwd);
            params = true;
10438 10439 10440 10441 10442 10443 10444 10445 10446 10447 10448 10449 10450 10451 10452 10453 10454
        }

        /* 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;
    }

10455 10456 10457 10458 10459 10460
    if (!ret) {
        if (type)
            vshError(ctl, _("No graphical display with type '%s' found"), type);
        else
            vshError(ctl, _("No graphical display found"));
    }
10461

10462
 cleanup:
M
Martin Kletzander 已提交
10463 10464 10465 10466 10467
    VIR_FREE(doc);
    VIR_FREE(xpath);
    VIR_FREE(passwd);
    VIR_FREE(listen_addr);
    VIR_FREE(output);
10468 10469 10470 10471 10472 10473 10474 10475 10476 10477
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    virDomainFree(dom);
    return ret;
}

/*
 * "vncdisplay" command
 */
static const vshCmdInfo info_vncdisplay[] = {
10478 10479 10480 10481 10482 10483 10484
    {.name = "help",
     .data = N_("vnc display")
    },
    {.name = "desc",
     .data = N_("Output the IP address and port number for the VNC display.")
    },
    {.name = NULL}
10485 10486 10487
};

static const vshCmdOptDef opts_vncdisplay[] = {
10488
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10489
    {.name = NULL}
10490 10491 10492 10493 10494 10495 10496 10497 10498 10499 10500 10501 10502
};

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;

10503
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10504 10505 10506 10507 10508 10509 10510 10511 10512 10513 10514 10515 10516 10517 10518 10519 10520 10521 10522 10523 10524 10525 10526
        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);
10527 10528 10529 10530 10531 10532 10533 10534 10535 10536 10537 10538
    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);
    }
10539 10540 10541 10542 10543 10544 10545 10546 10547 10548 10549 10550 10551 10552 10553 10554 10555 10556 10557 10558
    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[] = {
10559 10560 10561 10562 10563 10564 10565
    {.name = "help",
     .data = N_("tty console")
    },
    {.name = "desc",
     .data = N_("Output the device for the TTY console.")
    },
    {.name = NULL}
10566 10567 10568
};

static const vshCmdOptDef opts_ttyconsole[] = {
10569
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10570
    {.name = NULL}
10571 10572 10573 10574 10575 10576 10577 10578 10579 10580 10581 10582
};

static bool
cmdTTYConsole(vshControl *ctl, const vshCmd *cmd)
{
    xmlDocPtr xml = NULL;
    xmlXPathObjectPtr obj = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virDomainPtr dom;
    bool ret = false;
    char *doc;

10583
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10584 10585 10586 10587 10588 10589 10590 10591 10592 10593 10594 10595 10596 10597 10598 10599 10600 10601 10602 10603 10604 10605 10606 10607 10608 10609 10610 10611 10612 10613 10614
        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[] = {
10615 10616 10617 10618 10619 10620 10621
    {.name = "help",
     .data = N_("print the domain's hostname")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
10622 10623 10624
};

static const vshCmdOptDef opts_domhostname[] = {
10625
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10626
    {.name = NULL}
10627 10628 10629 10630 10631 10632 10633 10634 10635
};

static bool
cmdDomHostname(vshControl *ctl, const vshCmd *cmd)
{
    char *hostname;
    virDomainPtr dom;
    bool ret = false;

10636
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10637 10638 10639 10640 10641 10642 10643 10644 10645 10646 10647
        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;

10648
 error:
10649 10650 10651 10652 10653 10654 10655 10656 10657 10658 10659 10660 10661 10662
    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
10663
virshNodeIsSuperset(xmlNodePtr n1, xmlNodePtr n2)
10664 10665 10666 10667 10668 10669 10670 10671 10672 10673 10674 10675 10676 10677 10678 10679 10680 10681 10682 10683 10684 10685 10686 10687 10688 10689 10690 10691 10692 10693 10694 10695 10696 10697 10698 10699 10700 10701 10702 10703 10704 10705 10706 10707 10708
{
    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;

10709
    if (!(bitmap = virBitmapNew(n1_child_size)))
10710 10711 10712 10713 10714 10715 10716 10717 10718 10719 10720 10721 10722 10723 10724 10725 10726 10727 10728 10729 10730 10731 10732 10733 10734 10735 10736 10737 10738 10739 10740 10741 10742 10743 10744 10745
        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;
                }

10746
                if (!virshNodeIsSuperset(child1, child2))
10747 10748 10749 10750 10751 10752 10753 10754 10755 10756 10757 10758 10759 10760 10761 10762 10763
                    goto cleanup;

                break;
            }

            child1 = child1->next;
            n1_iter++;
        }

        if (!found)
            goto cleanup;

        child2 = child2->next;
    }

    ret = true;

10764
 cleanup:
10765 10766 10767 10768 10769 10770 10771 10772 10773
    virBitmapFree(bitmap);
    return ret;
}


/*
 * "detach-device" command
 */
static const vshCmdInfo info_detach_device[] = {
10774 10775 10776 10777 10778 10779 10780
    {.name = "help",
     .data = N_("detach device from an XML file")
    },
    {.name = "desc",
     .data = N_("Detach device from an XML <file>")
    },
    {.name = NULL}
10781 10782 10783
};

static const vshCmdOptDef opts_detach_device[] = {
10784
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10785
    VIRSH_COMMON_OPT_FILE(N_("XML file")),
10786
    VIRSH_COMMON_OPT_DOMAIN_PERSISTENT,
10787
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
10788
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
10789
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
10790
    {.name = NULL}
10791 10792 10793 10794 10795 10796 10797 10798 10799 10800
};

static bool
cmdDetachDevice(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *from = NULL;
    char *buffer = NULL;
    int ret;
    bool funcRet = false;
10801 10802 10803 10804 10805 10806 10807 10808 10809 10810 10811 10812 10813 10814 10815
    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;
10816

10817
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10818 10819
        return false;

10820 10821 10822 10823
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

10824
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
10825 10826
        goto cleanup;

E
Eric Blake 已提交
10827 10828
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0) {
        vshReportError(ctl);
10829 10830 10831
        goto cleanup;
    }

10832
    if (flags != 0 || current)
10833
        ret = virDomainDetachDeviceFlags(dom, buffer, flags);
10834
    else
10835 10836 10837 10838 10839 10840 10841 10842 10843 10844
        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;

10845
 cleanup:
10846 10847 10848 10849 10850 10851 10852 10853 10854
    VIR_FREE(buffer);
    virDomainFree(dom);
    return funcRet;
}

/*
 * "update-device" command
 */
static const vshCmdInfo info_update_device[] = {
10855 10856 10857 10858 10859 10860 10861
    {.name = "help",
     .data = N_("update device from an XML file")
    },
    {.name = "desc",
     .data = N_("Update device from an XML <file>.")
    },
    {.name = NULL}
10862 10863 10864
};

static const vshCmdOptDef opts_update_device[] = {
10865
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10866
    VIRSH_COMMON_OPT_FILE(N_("XML file")),
10867
    VIRSH_COMMON_OPT_DOMAIN_PERSISTENT,
10868
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
10869
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
10870
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
10871 10872 10873 10874 10875
    {.name = "force",
     .type = VSH_OT_BOOL,
     .help = N_("force device update")
    },
    {.name = NULL}
10876 10877 10878 10879 10880 10881 10882
};

static bool
cmdUpdateDevice(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
10883 10884
    char *buffer = NULL;
    bool ret = false;
10885 10886 10887 10888 10889 10890 10891 10892 10893 10894 10895 10896 10897 10898 10899
    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;
10900

10901
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10902 10903
        return false;

10904 10905
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
        goto cleanup;
10906

10907 10908 10909 10910
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

E
Eric Blake 已提交
10911 10912
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0) {
        vshReportError(ctl);
10913
        goto cleanup;
10914 10915 10916 10917 10918
    }

    if (vshCommandOptBool(cmd, "force"))
        flags |= VIR_DOMAIN_DEVICE_MODIFY_FORCE;

10919
    if (virDomainUpdateDeviceFlags(dom, buffer, flags) < 0) {
10920
        vshError(ctl, _("Failed to update device from %s"), from);
10921
        goto cleanup;
10922 10923
    }

10924 10925 10926
    vshPrint(ctl, "%s", _("Device updated successfully\n"));
    ret = true;

10927
 cleanup:
10928
    VIR_FREE(buffer);
10929
    virDomainFree(dom);
10930
    return ret;
10931 10932 10933 10934 10935 10936
}

/*
 * "detach-interface" command
 */
static const vshCmdInfo info_detach_interface[] = {
10937 10938 10939 10940 10941 10942 10943
    {.name = "help",
     .data = N_("detach network interface")
    },
    {.name = "desc",
     .data = N_("Detach network interface.")
    },
    {.name = NULL}
10944 10945 10946
};

static const vshCmdOptDef opts_detach_interface[] = {
10947
    VIRSH_COMMON_OPT_DOMAIN_FULL,
10948 10949 10950 10951 10952 10953 10954 10955 10956
    {.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")
    },
10957
    VIRSH_COMMON_OPT_DOMAIN_PERSISTENT,
10958
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
10959
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
10960
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
10961
    {.name = NULL}
10962 10963 10964 10965 10966 10967 10968
};

static bool
cmdDetachInterface(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    xmlDocPtr xml = NULL;
10969
    xmlXPathObjectPtr obj = NULL;
10970
    xmlXPathContextPtr ctxt = NULL;
10971
    xmlNodePtr cur = NULL, matchNode = NULL;
10972
    char *detach_xml = NULL;
10973
    const char *mac = NULL, *type = NULL;
10974
    char *doc = NULL;
10975
    char buf[64];
10976 10977
    int diff_mac;
    size_t i;
10978
    int ret;
E
Eric Blake 已提交
10979
    bool functionReturn = false;
10980 10981 10982 10983 10984 10985 10986 10987 10988 10989 10990 10991 10992 10993 10994
    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;
10995

10996
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
10997
        return false;
10998

10999
    if (vshCommandOptStringReq(ctl, cmd, "type", &type) < 0)
11000 11001
        goto cleanup;

11002
    if (vshCommandOptStringReq(ctl, cmd, "mac", &mac) < 0)
11003 11004
        goto cleanup;

11005 11006 11007 11008
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

11009 11010 11011 11012 11013 11014
    if (flags & VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);

    if (!doc)
11015 11016
        goto cleanup;

11017
    if (!(xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt))) {
11018 11019 11020 11021 11022 11023 11024 11025
        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) {
11026
        vshError(ctl, _("No interface found whose type is %s"), type);
11027 11028 11029 11030 11031 11032 11033 11034 11035
        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;
    }

11036 11037
    if (!mac) {
        matchNode = obj->nodesetval->nodeTab[0];
11038
        goto hit;
11039
    }
11040

11041
    /* multiple possibilities, so search for matching mac */
11042
    for (i = 0; i < obj->nodesetval->nodeNr; i++) {
11043 11044 11045 11046 11047 11048 11049 11050
        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) {
11051 11052 11053 11054 11055 11056 11057 11058 11059
                    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];
11060 11061 11062 11063 11064
                }
            }
            cur = cur->next;
        }
    }
11065 11066 11067 11068
    if (!matchNode) {
        vshError(ctl, _("No interface with MAC address %s was found"), mac);
        goto cleanup;
    }
11069

11070
 hit:
11071 11072
    if (!(detach_xml = virXMLNodeToString(xml, matchNode))) {
        vshSaveLibvirtError();
11073 11074 11075
        goto cleanup;
    }

11076
    if (flags != 0 || current)
11077 11078 11079
        ret = virDomainDetachDeviceFlags(dom, detach_xml, flags);
    else
        ret = virDomainDetachDevice(dom, detach_xml);
11080 11081 11082 11083 11084 11085 11086 11087

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

11088
 cleanup:
11089
    VIR_FREE(doc);
11090
    VIR_FREE(detach_xml);
11091
    virDomainFree(dom);
11092 11093 11094 11095 11096 11097 11098
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    return functionReturn;
}

typedef enum {
11099 11100 11101
    VIRSH_FIND_DISK_NORMAL,
    VIRSH_FIND_DISK_CHANGEABLE,
} virshFindDiskType;
11102 11103 11104 11105

/* 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.
11106
 * @type: Either VIRSH_FIND_DISK_NORMAL or VIRSH_FIND_DISK_CHANGEABLE.
11107 11108
 */
static xmlNodePtr
11109 11110 11111
virshFindDisk(const char *doc,
              const char *path,
              int type)
11112 11113
{
    xmlDocPtr xml = NULL;
11114
    xmlXPathObjectPtr obj = NULL;
11115 11116 11117
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr cur = NULL;
    xmlNodePtr ret = NULL;
11118
    size_t i;
11119 11120 11121 11122 11123 11124 11125 11126 11127 11128 11129 11130 11131 11132 11133 11134 11135

    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 */
11136
    for (i = 0; i < obj->nodesetval->nodeNr; i++) {
11137 11138
        bool is_supported = true;

11139
        if (type == VIRSH_FIND_DISK_CHANGEABLE) {
11140 11141 11142 11143 11144 11145 11146 11147 11148 11149 11150 11151 11152 11153 11154 11155 11156 11157 11158 11159 11160 11161 11162 11163 11164 11165 11166 11167 11168 11169 11170 11171 11172 11173 11174 11175 11176 11177 11178 11179 11180 11181 11182 11183
            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;
        }
    }

11184
    vshError(NULL, _("No disk found whose source path or target is %s"), path);
11185

11186
 cleanup:
11187 11188 11189 11190 11191 11192 11193
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    return ret;
}

typedef enum {
11194 11195 11196 11197
    VIRSH_UPDATE_DISK_XML_EJECT,
    VIRSH_UPDATE_DISK_XML_INSERT,
    VIRSH_UPDATE_DISK_XML_UPDATE,
} virshUpdateDiskXMLType;
11198 11199 11200 11201 11202 11203 11204

/* 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 *
11205 11206 11207 11208 11209
virshUpdateDiskXML(xmlNodePtr disk_node,
                   const char *new_source,
                   bool source_block,
                   const char *target,
                   virshUpdateDiskXMLType type)
11210
{
11211
    xmlNodePtr tmp = NULL;
11212
    xmlNodePtr source = NULL;
11213
    xmlNodePtr backingStore = NULL;
11214 11215
    xmlNodePtr target_node = NULL;
    xmlNodePtr text_node = NULL;
M
Michal Privoznik 已提交
11216
    char *device_type = NULL;
11217
    char *ret = NULL;
11218
    char *startupPolicy = NULL;
11219
    char *source_path = NULL;
11220 11221 11222 11223 11224 11225

    if (!disk_node)
        return NULL;

    device_type = virXMLPropString(disk_node, "device");

11226 11227 11228 11229 11230
    if (!(STREQ_NULLABLE(device_type, "cdrom") ||
          STREQ_NULLABLE(device_type, "floppy"))) {
        vshError(NULL, _("The disk device '%s' is not removable"), target);
        goto cleanup;
    }
11231

11232
    /* find the current source subelement */
11233 11234 11235 11236 11237 11238 11239 11240 11241 11242 11243 11244 11245 11246 11247 11248 11249 11250 11251 11252 11253
    for (tmp = disk_node->children; tmp; tmp = tmp->next) {
        /*
         * Save the last text node before the <target/>.  The
         * reasoning behind this is that the target node will be
         * present in this case and also has a proper indentation.
         */
        if (!target_node && tmp->type == XML_TEXT_NODE)
            text_node = tmp;

        /*
         * We need only element nodes from now on.
         */
        if (tmp->type != XML_ELEMENT_NODE)
            continue;

        if (xmlStrEqual(tmp->name, BAD_CAST "source"))
            source = tmp;

        if (xmlStrEqual(tmp->name, BAD_CAST "target"))
            target_node = tmp;

11254 11255 11256
        if (xmlStrEqual(tmp->name, BAD_CAST "backingStore"))
            backingStore = tmp;

11257 11258 11259
        /*
         * We've found all we needed.
         */
11260
        if (source && target_node && backingStore)
11261 11262 11263
            break;
    }

11264 11265 11266 11267 11268 11269
    /* drop the <backingStore> subtree since it would become invalid */
    if (backingStore) {
        xmlUnlinkNode(backingStore);
        xmlFreeNode(backingStore);
    }

11270
    if (type == VIRSH_UPDATE_DISK_XML_EJECT) {
11271 11272 11273
        if (!source) {
            vshError(NULL, _("The disk device '%s' doesn't have media"), target);
            goto cleanup;
11274 11275
        }

11276 11277 11278 11279 11280 11281 11282
        /* 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;
    }
11283

11284
    if (source) {
11285 11286 11287 11288 11289 11290 11291
        if (!(source_path = virXMLPropString(source, "file")) &&
            !(source_path = virXMLPropString(source, "dev")) &&
            !(source_path = virXMLPropString(source, "dir")) &&
            !(source_path = virXMLPropString(source, "pool")))
            source_path = virXMLPropString(source, "name");

        if (source_path && type == VIRSH_UPDATE_DISK_XML_INSERT) {
11292 11293 11294 11295 11296 11297 11298
            vshError(NULL, _("The disk device '%s' already has media"), target);
            goto cleanup;
        }

        startupPolicy = virXMLPropString(source, "startupPolicy");

        /* remove current source */
11299 11300 11301 11302
        xmlUnlinkNode(source);
        xmlFreeNode(source);
        source = NULL;
    }
11303

11304 11305 11306 11307 11308
    /* 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");
11309

11310 11311 11312 11313 11314
    if (new_source) {
        /* create new source subelement */
        if (!(source = xmlNewNode(NULL, BAD_CAST "source"))) {
            vshError(NULL, _("Failed to allocate new source node"));
            goto cleanup;
11315
        }
11316 11317 11318 11319 11320 11321

        if (source_block)
            xmlNewProp(source, BAD_CAST "dev", BAD_CAST new_source);
        else
            xmlNewProp(source, BAD_CAST "file", BAD_CAST new_source);

11322 11323
        if (startupPolicy)
            xmlNewProp(source, BAD_CAST "startupPolicy", BAD_CAST startupPolicy);
11324 11325 11326 11327 11328 11329 11330 11331 11332 11333 11334 11335 11336 11337 11338 11339

        /*
         * So that the output XML looks nice in case anyone calls
         * 'change-media' with '--print-xml', let's attach the source
         * before target...
         */
        xmlAddPrevSibling(target_node, source);

        /*
         * ... and duplicate the text node doing the indentation just
         * so it's more easily readable.  And don't make it fatal.
         */
        if ((tmp = xmlCopyNode(text_node, 0))) {
            if (!xmlAddPrevSibling(target_node, tmp))
                xmlFreeNode(tmp);
        }
11340 11341
    }

11342 11343 11344
    if (!(ret = virXMLNodeToString(NULL, disk_node))) {
        vshSaveLibvirtError();
        goto cleanup;
11345 11346
    }

11347
 cleanup:
11348
    VIR_FREE(device_type);
11349
    VIR_FREE(startupPolicy);
11350
    VIR_FREE(source_path);
11351 11352 11353 11354 11355 11356 11357 11358
    return ret;
}


/*
 * "detach-disk" command
 */
static const vshCmdInfo info_detach_disk[] = {
11359 11360 11361 11362 11363 11364 11365
    {.name = "help",
     .data = N_("detach disk device")
    },
    {.name = "desc",
     .data = N_("Detach disk device.")
    },
    {.name = NULL}
11366 11367 11368
};

static const vshCmdOptDef opts_detach_disk[] = {
11369
    VIRSH_COMMON_OPT_DOMAIN_FULL,
11370 11371 11372 11373 11374
    {.name = "target",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("target of disk device")
    },
11375
    VIRSH_COMMON_OPT_DOMAIN_PERSISTENT,
11376
    VIRSH_COMMON_OPT_DOMAIN_CONFIG,
11377
    VIRSH_COMMON_OPT_DOMAIN_LIVE,
11378
    VIRSH_COMMON_OPT_DOMAIN_CURRENT,
11379
    {.name = NULL}
11380 11381 11382 11383 11384 11385 11386 11387 11388 11389 11390 11391
};

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;
11392 11393 11394 11395 11396 11397 11398 11399 11400 11401 11402 11403 11404 11405 11406
    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;
11407

11408
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
11409
        return false;
11410

11411
    if (vshCommandOptStringReq(ctl, cmd, "target", &target) < 0)
11412 11413
        goto cleanup;

11414 11415 11416 11417 11418 11419
    if (flags == VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);

    if (!doc)
11420 11421
        goto cleanup;

11422 11423 11424 11425
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

11426
    if (!(disk_node = virshFindDisk(doc, target, VIRSH_FIND_DISK_NORMAL)))
11427 11428
        goto cleanup;

11429 11430
    if (!(disk_xml = virXMLNodeToString(NULL, disk_node))) {
        vshSaveLibvirtError();
11431
        goto cleanup;
11432
    }
11433

11434
    if (flags != 0 || current)
11435 11436
        ret = virDomainDetachDeviceFlags(dom, disk_xml, flags);
    else
11437 11438 11439 11440
        ret = virDomainDetachDevice(dom, disk_xml);

    if (ret != 0) {
        vshError(ctl, "%s", _("Failed to detach disk"));
11441
        goto cleanup;
11442 11443
    }

11444 11445 11446
    vshPrint(ctl, "%s", _("Disk detached successfully\n"));
    functionReturn = true;

11447 11448 11449 11450
 cleanup:
    xmlFreeNode(disk_node);
    VIR_FREE(disk_xml);
    VIR_FREE(doc);
11451
    virDomainFree(dom);
11452 11453 11454 11455 11456 11457 11458
    return functionReturn;
}

/*
 * "edit" command
 */
static const vshCmdInfo info_edit[] = {
11459 11460 11461 11462 11463 11464 11465
    {.name = "help",
     .data = N_("edit XML configuration for a domain")
    },
    {.name = "desc",
     .data = N_("Edit the XML configuration for a domain.")
    },
    {.name = NULL}
11466 11467 11468
};

static const vshCmdOptDef opts_edit[] = {
11469
    VIRSH_COMMON_OPT_DOMAIN_FULL,
11470 11471 11472 11473
    {.name = "skip-validate",
     .type = VSH_OT_BOOL,
     .help = N_("skip validation of the XML against the schema")
    },
11474
    {.name = NULL}
11475 11476 11477 11478 11479 11480 11481 11482
};

static bool
cmdEdit(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = false;
    virDomainPtr dom = NULL;
    virDomainPtr dom_edited = NULL;
11483 11484
    unsigned int query_flags = VIR_DOMAIN_XML_SECURE | VIR_DOMAIN_XML_INACTIVE;
    unsigned int define_flags = VIR_DOMAIN_DEFINE_VALIDATE;
11485
    virshControlPtr priv = ctl->privData;
11486

11487
    dom = virshCommandOptDomain(ctl, cmd, NULL);
11488 11489 11490
    if (dom == NULL)
        goto cleanup;

11491 11492 11493 11494
    if (vshCommandOptBool(cmd, "skip-validate"))
        define_flags &= ~VIR_DOMAIN_DEFINE_VALIDATE;

#define EDIT_GET_XML virDomainGetXMLDesc(dom, query_flags)
11495 11496 11497 11498 11499 11500 11501
#define EDIT_NOT_CHANGED                                                \
    do {                                                                \
        vshPrint(ctl, _("Domain %s XML configuration not changed.\n"),  \
                 virDomainGetName(dom));                                \
        ret = true;                                                     \
        goto edit_cleanup;                                              \
    } while (0)
11502
#define EDIT_DEFINE \
11503
    (dom_edited = virshDomainDefine(priv->conn, doc_edited, define_flags))
11504 11505 11506 11507 11508
#define EDIT_RELAX                                      \
    do {                                                \
        define_flags &= ~VIR_DOMAIN_DEFINE_VALIDATE;    \
    } while (0);

11509
#include "virsh-edit.c"
11510
#undef EDIT_RELAX
11511 11512 11513 11514 11515 11516 11517 11518 11519 11520 11521 11522 11523 11524 11525

    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;
}

11526 11527 11528 11529

/*
 * "event" command
 */
11530 11531
VIR_ENUM_DECL(virshDomainEvent)
VIR_ENUM_IMPL(virshDomainEvent,
11532 11533 11534 11535 11536 11537 11538 11539 11540 11541 11542
              VIR_DOMAIN_EVENT_LAST,
              N_("Defined"),
              N_("Undefined"),
              N_("Started"),
              N_("Suspended"),
              N_("Resumed"),
              N_("Stopped"),
              N_("Shutdown"),
              N_("PMSuspended"),
              N_("Crashed"))

11543
static const char *
11544
virshDomainEventToString(int event)
11545
{
11546
    const char *str = virshDomainEventTypeToString(event);
11547
    return str ? _(str) : _("unknown");
11548 11549
}

11550 11551
VIR_ENUM_DECL(virshDomainEventDefined)
VIR_ENUM_IMPL(virshDomainEventDefined,
11552 11553
              VIR_DOMAIN_EVENT_DEFINED_LAST,
              N_("Added"),
11554
              N_("Updated"),
11555 11556
              N_("Renamed"),
              N_("Snapshot"))
11557

11558 11559
VIR_ENUM_DECL(virshDomainEventUndefined)
VIR_ENUM_IMPL(virshDomainEventUndefined,
11560
              VIR_DOMAIN_EVENT_UNDEFINED_LAST,
11561 11562
              N_("Removed"),
              N_("Renamed"))
11563

11564 11565
VIR_ENUM_DECL(virshDomainEventStarted)
VIR_ENUM_IMPL(virshDomainEventStarted,
11566 11567 11568 11569 11570 11571 11572
              VIR_DOMAIN_EVENT_STARTED_LAST,
              N_("Booted"),
              N_("Migrated"),
              N_("Restored"),
              N_("Snapshot"),
              N_("Event wakeup"))

11573 11574
VIR_ENUM_DECL(virshDomainEventSuspended)
VIR_ENUM_IMPL(virshDomainEventSuspended,
11575 11576 11577 11578 11579 11580 11581
              VIR_DOMAIN_EVENT_SUSPENDED_LAST,
              N_("Paused"),
              N_("Migrated"),
              N_("I/O Error"),
              N_("Watchdog"),
              N_("Restored"),
              N_("Snapshot"),
11582 11583 11584
              N_("API error"),
              N_("Post-copy"),
              N_("Post-copy Error"))
11585

11586 11587
VIR_ENUM_DECL(virshDomainEventResumed)
VIR_ENUM_IMPL(virshDomainEventResumed,
11588 11589 11590
              VIR_DOMAIN_EVENT_RESUMED_LAST,
              N_("Unpaused"),
              N_("Migrated"),
11591 11592
              N_("Snapshot"),
              N_("Post-copy"))
11593

11594 11595
VIR_ENUM_DECL(virshDomainEventStopped)
VIR_ENUM_IMPL(virshDomainEventStopped,
11596 11597 11598 11599 11600 11601 11602 11603 11604
              VIR_DOMAIN_EVENT_STOPPED_LAST,
              N_("Shutdown"),
              N_("Destroyed"),
              N_("Crashed"),
              N_("Migrated"),
              N_("Saved"),
              N_("Failed"),
              N_("Snapshot"))

11605 11606
VIR_ENUM_DECL(virshDomainEventShutdown)
VIR_ENUM_IMPL(virshDomainEventShutdown,
11607 11608 11609
              VIR_DOMAIN_EVENT_SHUTDOWN_LAST,
              N_("Finished"))

11610 11611
VIR_ENUM_DECL(virshDomainEventPMSuspended)
VIR_ENUM_IMPL(virshDomainEventPMSuspended,
11612 11613 11614 11615
              VIR_DOMAIN_EVENT_PMSUSPENDED_LAST,
              N_("Memory"),
              N_("Disk"))

11616 11617
VIR_ENUM_DECL(virshDomainEventCrashed)
VIR_ENUM_IMPL(virshDomainEventCrashed,
11618 11619 11620
              VIR_DOMAIN_EVENT_CRASHED_LAST,
              N_("Panicked"))

11621
static const char *
11622
virshDomainEventDetailToString(int event, int detail)
11623
{
11624
    const char *str = NULL;
11625 11626
    switch ((virDomainEventType) event) {
    case VIR_DOMAIN_EVENT_DEFINED:
11627
        str = virshDomainEventDefinedTypeToString(detail);
11628 11629
        break;
    case VIR_DOMAIN_EVENT_UNDEFINED:
11630
        str = virshDomainEventUndefinedTypeToString(detail);
11631 11632
        break;
    case VIR_DOMAIN_EVENT_STARTED:
11633
        str = virshDomainEventStartedTypeToString(detail);
11634 11635
        break;
    case VIR_DOMAIN_EVENT_SUSPENDED:
11636
        str = virshDomainEventSuspendedTypeToString(detail);
11637 11638
        break;
    case VIR_DOMAIN_EVENT_RESUMED:
11639
        str = virshDomainEventResumedTypeToString(detail);
11640 11641
        break;
    case VIR_DOMAIN_EVENT_STOPPED:
11642
        str = virshDomainEventStoppedTypeToString(detail);
11643 11644
        break;
    case VIR_DOMAIN_EVENT_SHUTDOWN:
11645
        str = virshDomainEventShutdownTypeToString(detail);
11646 11647
        break;
    case VIR_DOMAIN_EVENT_PMSUSPENDED:
11648
        str = virshDomainEventPMSuspendedTypeToString(detail);
11649 11650
        break;
    case VIR_DOMAIN_EVENT_CRASHED:
11651
        str = virshDomainEventCrashedTypeToString(detail);
11652 11653 11654 11655
        break;
    case VIR_DOMAIN_EVENT_LAST:
        break;
    }
11656
    return str ? _(str) : _("unknown");
11657 11658
}

11659 11660
VIR_ENUM_DECL(virshDomainEventWatchdog)
VIR_ENUM_IMPL(virshDomainEventWatchdog,
11661 11662 11663 11664 11665 11666
              VIR_DOMAIN_EVENT_WATCHDOG_LAST,
              N_("none"),
              N_("pause"),
              N_("reset"),
              N_("poweroff"),
              N_("shutdown"),
11667 11668
              N_("debug"),
              N_("inject-nmi"))
11669 11670

static const char *
11671
virshDomainEventWatchdogToString(int action)
11672
{
11673
    const char *str = virshDomainEventWatchdogTypeToString(action);
11674 11675 11676
    return str ? _(str) : _("unknown");
}

11677 11678
VIR_ENUM_DECL(virshDomainEventIOError)
VIR_ENUM_IMPL(virshDomainEventIOError,
11679 11680 11681 11682 11683 11684
              VIR_DOMAIN_EVENT_IO_ERROR_LAST,
              N_("none"),
              N_("pause"),
              N_("report"))

static const char *
11685
virshDomainEventIOErrorToString(int action)
11686
{
11687
    const char *str = virshDomainEventIOErrorTypeToString(action);
11688 11689 11690
    return str ? _(str) : _("unknown");
}

11691 11692
VIR_ENUM_DECL(virshGraphicsPhase)
VIR_ENUM_IMPL(virshGraphicsPhase,
11693 11694 11695 11696 11697 11698
              VIR_DOMAIN_EVENT_GRAPHICS_LAST,
              N_("connect"),
              N_("initialize"),
              N_("disconnect"))

static const char *
11699
virshGraphicsPhaseToString(int phase)
11700
{
11701
    const char *str = virshGraphicsPhaseTypeToString(phase);
11702 11703 11704
    return str ? _(str) : _("unknown");
}

11705 11706
VIR_ENUM_DECL(virshGraphicsAddress)
VIR_ENUM_IMPL(virshGraphicsAddress,
11707 11708 11709 11710 11711 11712
              VIR_DOMAIN_EVENT_GRAPHICS_ADDRESS_LAST,
              N_("IPv4"),
              N_("IPv6"),
              N_("unix"))

static const char *
11713
virshGraphicsAddressToString(int family)
11714
{
11715
    const char *str = virshGraphicsAddressTypeToString(family);
11716 11717 11718
    return str ? _(str) : _("unknown");
}

11719 11720
VIR_ENUM_DECL(virshDomainBlockJobStatus)
VIR_ENUM_IMPL(virshDomainBlockJobStatus,
11721 11722 11723 11724 11725 11726 11727
              VIR_DOMAIN_BLOCK_JOB_LAST,
              N_("completed"),
              N_("failed"),
              N_("canceled"),
              N_("ready"))

static const char *
11728
virshDomainBlockJobStatusToString(int status)
11729
{
11730
    const char *str = virshDomainBlockJobStatusTypeToString(status);
11731 11732 11733
    return str ? _(str) : _("unknown");
}

11734 11735
VIR_ENUM_DECL(virshDomainEventDiskChange)
VIR_ENUM_IMPL(virshDomainEventDiskChange,
11736 11737 11738 11739 11740
              VIR_DOMAIN_EVENT_DISK_CHANGE_LAST,
              N_("changed"),
              N_("dropped"))

static const char *
11741
virshDomainEventDiskChangeToString(int reason)
11742
{
11743
    const char *str = virshDomainEventDiskChangeTypeToString(reason);
11744 11745 11746
    return str ? _(str) : _("unknown");
}

11747 11748
VIR_ENUM_DECL(virshDomainEventTrayChange)
VIR_ENUM_IMPL(virshDomainEventTrayChange,
11749 11750 11751 11752 11753
              VIR_DOMAIN_EVENT_TRAY_CHANGE_LAST,
              N_("opened"),
              N_("closed"))

static const char *
11754
virshDomainEventTrayChangeToString(int reason)
11755
{
11756
    const char *str = virshDomainEventTrayChangeTypeToString(reason);
11757 11758 11759 11760 11761 11762 11763 11764 11765
    return str ? _(str) : _("unknown");
}

struct vshEventCallback {
    const char *name;
    virConnectDomainEventGenericCallback cb;
};
typedef struct vshEventCallback vshEventCallback;

11766
struct virshDomEventData {
11767 11768
    vshControl *ctl;
    bool loop;
11769
    int *count;
J
Jiri Denemark 已提交
11770
    bool timestamp;
11771
    vshEventCallback *cb;
11772
    int id;
11773
};
11774
typedef struct virshDomEventData virshDomEventData;
11775

J
Jiri Denemark 已提交
11776 11777 11778 11779 11780 11781 11782 11783 11784 11785
/**
 * virshEventPrint:
 *
 * @data: opaque data passed to all event callbacks
 * @buf: string buffer describing the event
 *
 * Print the event description found in @buf and update virshDomEventData.
 *
 * This function resets @buf and frees all memory consumed by its content.
 */
11786
static void
J
Jiri Denemark 已提交
11787 11788
virshEventPrint(virshDomEventData *data,
                virBufferPtr buf)
11789
{
J
Jiri Denemark 已提交
11790
    char *msg;
11791

J
Jiri Denemark 已提交
11792
    if (!(msg = virBufferContentAndReset(buf)))
11793
        return;
J
Jiri Denemark 已提交
11794 11795 11796 11797

    if (!data->loop && *data->count)
        goto cleanup;

J
Jiri Denemark 已提交
11798 11799 11800 11801 11802 11803 11804 11805 11806 11807
    if (data->timestamp) {
        char timestamp[VIR_TIME_STRING_BUFLEN];

        if (virTimeStringNowRaw(timestamp) < 0)
            timestamp[0] = '\0';

        vshPrint(data->ctl, "%s: %s", timestamp, msg);
    } else {
        vshPrint(data->ctl, "%s", msg);
    }
J
Jiri Denemark 已提交
11808

11809
    (*data->count)++;
11810 11811
    if (!data->loop)
        vshEventDone(data->ctl);
J
Jiri Denemark 已提交
11812 11813 11814 11815 11816 11817 11818 11819 11820 11821 11822 11823 11824 11825 11826 11827

 cleanup:
    VIR_FREE(msg);
}

static void
virshEventGenericPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                       virDomainPtr dom,
                       void *opaque)
{
    virBuffer buf = VIR_BUFFER_INITIALIZER;

    virBufferAsprintf(&buf, _("event '%s' for domain %s\n"),
                      ((virshDomEventData *) opaque)->cb->name,
                      virDomainGetName(dom));
    virshEventPrint(opaque, &buf);
11828
}
11829 11830

static void
11831 11832 11833 11834 11835
virshEventLifecyclePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                         virDomainPtr dom,
                         int event,
                         int detail,
                         void *opaque)
11836
{
J
Jiri Denemark 已提交
11837
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11838

J
Jiri Denemark 已提交
11839 11840 11841 11842 11843
    virBufferAsprintf(&buf, _("event 'lifecycle' for domain %s: %s %s\n"),
                      virDomainGetName(dom),
                      virshDomainEventToString(event),
                      virshDomainEventDetailToString(event, detail));
    virshEventPrint(opaque, &buf);
11844 11845
}

11846
static void
11847 11848 11849 11850
virshEventRTCChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                         virDomainPtr dom,
                         long long utcoffset,
                         void *opaque)
11851
{
J
Jiri Denemark 已提交
11852
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11853

J
Jiri Denemark 已提交
11854 11855 11856 11857
    virBufferAsprintf(&buf, _("event 'rtc-change' for domain %s: %lld\n"),
                      virDomainGetName(dom),
                      utcoffset);
    virshEventPrint(opaque, &buf);
11858 11859 11860
}

static void
11861 11862 11863 11864
virshEventWatchdogPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        int action,
                        void *opaque)
11865
{
J
Jiri Denemark 已提交
11866
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11867

J
Jiri Denemark 已提交
11868 11869 11870 11871
    virBufferAsprintf(&buf, _("event 'watchdog' for domain %s: %s\n"),
                      virDomainGetName(dom),
                      virshDomainEventWatchdogToString(action));
    virshEventPrint(opaque, &buf);
11872 11873 11874
}

static void
11875 11876 11877 11878 11879 11880
virshEventIOErrorPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                       virDomainPtr dom,
                       const char *srcPath,
                       const char *devAlias,
                       int action,
                       void *opaque)
11881
{
J
Jiri Denemark 已提交
11882
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11883

J
Jiri Denemark 已提交
11884 11885 11886 11887 11888 11889
    virBufferAsprintf(&buf, _("event 'io-error' for domain %s: %s (%s) %s\n"),
                      virDomainGetName(dom),
                      srcPath,
                      devAlias,
                      virshDomainEventIOErrorToString(action));
    virshEventPrint(opaque, &buf);
11890 11891 11892
}

static void
11893 11894 11895 11896 11897 11898 11899 11900 11901
virshEventGraphicsPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        int phase,
                        const virDomainEventGraphicsAddress *local,
                        const virDomainEventGraphicsAddress *remote,
                        const char *authScheme,
                        const virDomainEventGraphicsSubject *subject,
                        void *opaque)
{
J
Jiri Denemark 已提交
11902
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11903 11904
    size_t i;

J
Jiri Denemark 已提交
11905 11906 11907 11908 11909 11910 11911 11912 11913 11914 11915 11916 11917 11918 11919 11920 11921
    virBufferAsprintf(&buf, _("event 'graphics' for domain %s: "
                              "%s local[%s %s %s] remote[%s %s %s] %s\n"),
                      virDomainGetName(dom),
                      virshGraphicsPhaseToString(phase),
                      virshGraphicsAddressToString(local->family),
                      local->node,
                      local->service,
                      virshGraphicsAddressToString(remote->family),
                      remote->node,
                      remote->service,
                      authScheme);
    for (i = 0; i < subject->nidentity; i++) {
        virBufferAsprintf(&buf, "\t%s=%s\n",
                          subject->identities[i].type,
                          subject->identities[i].name);
    }
    virshEventPrint(opaque, &buf);
11922 11923 11924
}

static void
11925 11926 11927 11928 11929 11930 11931
virshEventIOErrorReasonPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                             virDomainPtr dom,
                             const char *srcPath,
                             const char *devAlias,
                             int action,
                             const char *reason,
                             void *opaque)
11932
{
J
Jiri Denemark 已提交
11933
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11934

J
Jiri Denemark 已提交
11935 11936 11937 11938 11939 11940 11941 11942
    virBufferAsprintf(&buf, _("event 'io-error-reason' for domain %s: "
                              "%s (%s) %s due to %s\n"),
                      virDomainGetName(dom),
                      srcPath,
                      devAlias,
                      virshDomainEventIOErrorToString(action),
                      reason);
    virshEventPrint(opaque, &buf);
11943 11944 11945
}

static void
11946 11947 11948 11949 11950 11951
virshEventBlockJobPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        const char *disk,
                        int type,
                        int status,
                        void *opaque)
11952
{
J
Jiri Denemark 已提交
11953
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11954

J
Jiri Denemark 已提交
11955 11956 11957 11958 11959 11960 11961
    virBufferAsprintf(&buf, _("event '%s' for domain %s: %s for %s %s\n"),
                      ((virshDomEventData *) opaque)->cb->name,
                      virDomainGetName(dom),
                      virshDomainBlockJobToString(type),
                      disk,
                      virshDomainBlockJobStatusToString(status));
    virshEventPrint(opaque, &buf);
11962 11963 11964
}

static void
11965 11966 11967 11968 11969 11970 11971
virshEventDiskChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                          virDomainPtr dom,
                          const char *oldSrc,
                          const char *newSrc,
                          const char *alias,
                          int reason,
                          void *opaque)
11972
{
J
Jiri Denemark 已提交
11973
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11974

J
Jiri Denemark 已提交
11975 11976 11977 11978 11979 11980 11981 11982
    virBufferAsprintf(&buf, _("event 'disk-change' for domain %s disk %s: "
                              "%s -> %s: %s\n"),
                      virDomainGetName(dom),
                      alias,
                      NULLSTR(oldSrc),
                      NULLSTR(newSrc),
                      virshDomainEventDiskChangeToString(reason));
    virshEventPrint(opaque, &buf);
11983 11984 11985
}

static void
11986 11987 11988 11989 11990
virshEventTrayChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                          virDomainPtr dom,
                          const char *alias,
                          int reason,
                          void *opaque)
11991
{
J
Jiri Denemark 已提交
11992
    virBuffer buf = VIR_BUFFER_INITIALIZER;
11993

J
Jiri Denemark 已提交
11994 11995 11996 11997 11998
    virBufferAsprintf(&buf, _("event 'tray-change' for domain %s disk %s: %s\n"),
                      virDomainGetName(dom),
                      alias,
                      virshDomainEventTrayChangeToString(reason));
    virshEventPrint(opaque, &buf);
11999 12000 12001
}

static void
12002 12003 12004 12005
virshEventPMChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        int reason ATTRIBUTE_UNUSED,
                        void *opaque)
12006 12007 12008
{
    /* As long as libvirt.h doesn't define any reasons, we might as
     * well treat all PM state changes as generic events.  */
12009
    virshEventGenericPrint(conn, dom, opaque);
12010 12011 12012
}

static void
12013 12014 12015 12016
virshEventBalloonChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                             virDomainPtr dom,
                             unsigned long long actual,
                             void *opaque)
12017
{
J
Jiri Denemark 已提交
12018
    virBuffer buf = VIR_BUFFER_INITIALIZER;
12019

J
Jiri Denemark 已提交
12020 12021 12022 12023
    virBufferAsprintf(&buf, _("event 'balloon-change' for domain %s: %lluKiB\n"),
                      virDomainGetName(dom),
                      actual);
    virshEventPrint(opaque, &buf);
12024 12025 12026
}

static void
12027 12028 12029 12030
virshEventDeviceRemovedPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                             virDomainPtr dom,
                             const char *alias,
                             void *opaque)
12031
{
J
Jiri Denemark 已提交
12032
    virBuffer buf = VIR_BUFFER_INITIALIZER;
12033

J
Jiri Denemark 已提交
12034 12035 12036 12037
    virBufferAsprintf(&buf, _("event 'device-removed' for domain %s: %s\n"),
                      virDomainGetName(dom),
                      alias);
    virshEventPrint(opaque, &buf);
12038 12039
}

12040
static void
12041
virshEventDeviceAddedPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
12042 12043 12044 12045
                           virDomainPtr dom,
                           const char *alias,
                           void *opaque)
{
J
Jiri Denemark 已提交
12046
    virBuffer buf = VIR_BUFFER_INITIALIZER;
12047

J
Jiri Denemark 已提交
12048 12049 12050 12051
    virBufferAsprintf(&buf, _("event 'device-added' for domain %s: %s\n"),
                      virDomainGetName(dom),
                      alias);
    virshEventPrint(opaque, &buf);
12052 12053
}

12054
static void
12055 12056 12057 12058 12059
virshEventTunablePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                       virDomainPtr dom,
                       virTypedParameterPtr params,
                       int nparams,
                       void *opaque)
12060
{
J
Jiri Denemark 已提交
12061
    virBuffer buf = VIR_BUFFER_INITIALIZER;
12062
    size_t i;
J
Jiri Denemark 已提交
12063
    char *value;
12064

J
Jiri Denemark 已提交
12065 12066
    virBufferAsprintf(&buf, _("event 'tunable' for domain %s:\n"),
                      virDomainGetName(dom));
12067 12068 12069
    for (i = 0; i < nparams; i++) {
        value = virTypedParameterToString(&params[i]);
        if (value) {
J
Jiri Denemark 已提交
12070
            virBufferAsprintf(&buf, "\t%s: %s\n", params[i].field, value);
12071 12072 12073
            VIR_FREE(value);
        }
    }
J
Jiri Denemark 已提交
12074
    virshEventPrint(opaque, &buf);
12075 12076
}

12077 12078
VIR_ENUM_DECL(virshEventAgentLifecycleState)
VIR_ENUM_IMPL(virshEventAgentLifecycleState,
12079 12080 12081 12082 12083
              VIR_CONNECT_DOMAIN_EVENT_AGENT_LIFECYCLE_STATE_LAST,
              N_("unknown"),
              N_("connected"),
              N_("disconnected"))

12084 12085
VIR_ENUM_DECL(virshEventAgentLifecycleReason)
VIR_ENUM_IMPL(virshEventAgentLifecycleReason,
12086 12087 12088 12089 12090 12091 12092
              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
12093 12094 12095 12096 12097
virshEventAgentLifecyclePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                              virDomainPtr dom,
                              int state,
                              int reason,
                              void *opaque)
12098
{
J
Jiri Denemark 已提交
12099
    virBuffer buf = VIR_BUFFER_INITIALIZER;
12100

J
Jiri Denemark 已提交
12101 12102 12103 12104 12105 12106
    virBufferAsprintf(&buf, _("event 'agent-lifecycle' for domain %s: state: "
                              "'%s' reason: '%s'\n"),
                      virDomainGetName(dom),
                      UNKNOWNSTR(virshEventAgentLifecycleStateTypeToString(state)),
                      UNKNOWNSTR(virshEventAgentLifecycleReasonTypeToString(reason)));
    virshEventPrint(opaque, &buf);
12107 12108
}

12109 12110 12111 12112 12113 12114 12115 12116 12117 12118 12119 12120 12121 12122 12123 12124
static void
virshEventMigrationIterationPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                                  virDomainPtr dom,
                                  int iteration,
                                  void *opaque)
{
    virBuffer buf = VIR_BUFFER_INITIALIZER;

    virBufferAsprintf(&buf, _("event 'migration-iteration' for domain %s: "
                              "iteration: '%d'\n"),
                      virDomainGetName(dom),
                      iteration);

    virshEventPrint(opaque, &buf);
}

J
Jiri Denemark 已提交
12125 12126 12127 12128 12129 12130 12131 12132 12133 12134 12135 12136 12137 12138 12139 12140 12141 12142 12143 12144 12145 12146 12147
static void
virshEventJobCompletedPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                            virDomainPtr dom,
                            virTypedParameterPtr params,
                            int nparams,
                            void *opaque)
{
    virBuffer buf = VIR_BUFFER_INITIALIZER;
    size_t i;
    char *value;

    virBufferAsprintf(&buf, _("event 'job-completed' for domain %s:\n"),
                      virDomainGetName(dom));
    for (i = 0; i < nparams; i++) {
        value = virTypedParameterToString(&params[i]);
        if (value) {
            virBufferAsprintf(&buf, "\t%s: %s\n", params[i].field, value);
            VIR_FREE(value);
        }
    }
    virshEventPrint(opaque, &buf);
}

12148 12149
static vshEventCallback vshEventCallbacks[] = {
    { "lifecycle",
12150 12151
      VIR_DOMAIN_EVENT_CALLBACK(virshEventLifecyclePrint), },
    { "reboot", virshEventGenericPrint, },
12152
    { "rtc-change",
12153
      VIR_DOMAIN_EVENT_CALLBACK(virshEventRTCChangePrint), },
12154
    { "watchdog",
12155
      VIR_DOMAIN_EVENT_CALLBACK(virshEventWatchdogPrint), },
12156
    { "io-error",
12157
      VIR_DOMAIN_EVENT_CALLBACK(virshEventIOErrorPrint), },
12158
    { "graphics",
12159
      VIR_DOMAIN_EVENT_CALLBACK(virshEventGraphicsPrint), },
12160
    { "io-error-reason",
12161 12162
      VIR_DOMAIN_EVENT_CALLBACK(virshEventIOErrorReasonPrint), },
    { "control-error", virshEventGenericPrint, },
12163
    { "block-job",
12164
      VIR_DOMAIN_EVENT_CALLBACK(virshEventBlockJobPrint), },
12165
    { "disk-change",
12166
      VIR_DOMAIN_EVENT_CALLBACK(virshEventDiskChangePrint), },
12167
    { "tray-change",
12168
      VIR_DOMAIN_EVENT_CALLBACK(virshEventTrayChangePrint), },
12169
    { "pm-wakeup",
12170
      VIR_DOMAIN_EVENT_CALLBACK(virshEventPMChangePrint), },
12171
    { "pm-suspend",
12172
      VIR_DOMAIN_EVENT_CALLBACK(virshEventPMChangePrint), },
12173
    { "balloon-change",
12174
      VIR_DOMAIN_EVENT_CALLBACK(virshEventBalloonChangePrint), },
12175
    { "pm-suspend-disk",
12176
      VIR_DOMAIN_EVENT_CALLBACK(virshEventPMChangePrint), },
12177
    { "device-removed",
12178
      VIR_DOMAIN_EVENT_CALLBACK(virshEventDeviceRemovedPrint), },
12179
    { "block-job-2",
12180
      VIR_DOMAIN_EVENT_CALLBACK(virshEventBlockJobPrint), },
12181
    { "tunable",
12182
      VIR_DOMAIN_EVENT_CALLBACK(virshEventTunablePrint), },
12183
    { "agent-lifecycle",
12184
      VIR_DOMAIN_EVENT_CALLBACK(virshEventAgentLifecyclePrint), },
12185
    { "device-added",
12186
      VIR_DOMAIN_EVENT_CALLBACK(virshEventDeviceAddedPrint), },
12187 12188
    { "migration-iteration",
      VIR_DOMAIN_EVENT_CALLBACK(virshEventMigrationIterationPrint), },
J
Jiri Denemark 已提交
12189 12190
    { "job-completed",
      VIR_DOMAIN_EVENT_CALLBACK(virshEventJobCompletedPrint), },
12191 12192 12193
};
verify(VIR_DOMAIN_EVENT_ID_LAST == ARRAY_CARDINALITY(vshEventCallbacks));

12194
static const vshCmdInfo info_event[] = {
E
Eric Blake 已提交
12195
    {.name = "help",
12196 12197 12198 12199 12200 12201 12202 12203 12204 12205
     .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",
12206
     .type = VSH_OT_STRING,
12207 12208 12209
     .help = N_("filter by domain name, id, or uuid")
    },
    {.name = "event",
12210
     .type = VSH_OT_STRING,
12211 12212
     .help = N_("which event type to wait for")
    },
12213 12214 12215 12216
    {.name = "all",
     .type = VSH_OT_BOOL,
     .help = N_("wait for all events instead of just one type")
    },
12217 12218 12219 12220 12221 12222 12223 12224 12225 12226 12227 12228
    {.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")
    },
J
Jiri Denemark 已提交
12229 12230 12231 12232
    {.name = "timestamp",
     .type = VSH_OT_BOOL,
     .help = N_("show timestamp for each printed event")
    },
12233 12234 12235 12236 12237 12238 12239 12240 12241
    {.name = NULL}
};

static bool
cmdEvent(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    int timeout = 0;
12242
    virshDomEventData *data = NULL;
12243
    size_t i;
12244
    const char *eventName = NULL;
12245 12246 12247
    int event = -1;
    bool all = vshCommandOptBool(cmd, "all");
    bool loop = vshCommandOptBool(cmd, "loop");
J
Jiri Denemark 已提交
12248
    bool timestamp = vshCommandOptBool(cmd, "timestamp");
12249
    int count = 0;
12250
    virshControlPtr priv = ctl->privData;
12251 12252

    if (vshCommandOptBool(cmd, "list")) {
12253 12254
        for (event = 0; event < VIR_DOMAIN_EVENT_ID_LAST; event++)
            vshPrint(ctl, "%s\n", vshEventCallbacks[event].name);
12255 12256 12257
        return true;
    }

12258
    if (vshCommandOptStringReq(ctl, cmd, "event", &eventName) < 0)
12259
        return false;
12260 12261 12262 12263 12264 12265 12266 12267 12268 12269 12270
    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"));
12271 12272 12273
        return false;
    }

12274 12275 12276 12277 12278 12279 12280
    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;
J
Jiri Denemark 已提交
12281
            data[i].timestamp = timestamp;
12282 12283 12284 12285 12286 12287 12288 12289 12290
            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;
J
Jiri Denemark 已提交
12291
        data[0].timestamp = timestamp;
12292 12293 12294
        data[0].cb = &vshEventCallbacks[event];
        data[0].id = -1;
    }
12295
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
12296
        goto cleanup;
12297 12298

    if (vshCommandOptBool(cmd, "domain"))
12299
        dom = virshCommandOptDomain(ctl, cmd, NULL);
12300 12301 12302
    if (vshEventStart(ctl, timeout) < 0)
        goto cleanup;

12303
    for (i = 0; i < (all ? VIR_DOMAIN_EVENT_ID_LAST : 1); i++) {
12304
        if ((data[i].id = virConnectDomainEventRegisterAny(priv->conn, dom,
12305 12306 12307 12308 12309 12310 12311 12312 12313 12314 12315 12316 12317 12318
                                                           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;
        }
    }
12319 12320 12321 12322 12323 12324 12325 12326 12327 12328 12329 12330
    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;
    }
12331 12332
    vshPrint(ctl, _("events received: %d\n"), count);
    if (count)
12333 12334
        ret = true;

12335
 cleanup:
12336
    vshEventCleanup(ctl);
12337 12338 12339
    if (data) {
        for (i = 0; i < (all ? VIR_DOMAIN_EVENT_ID_LAST : 1); i++) {
            if (data[i].id >= 0 &&
12340
                virConnectDomainEventDeregisterAny(priv->conn, data[i].id) < 0)
12341 12342 12343 12344
                ret = false;
        }
        VIR_FREE(data);
    }
12345 12346 12347 12348 12349 12350
    if (dom)
        virDomainFree(dom);
    return ret;
}


12351 12352 12353 12354
/*
 * "change-media" command
 */
static const vshCmdInfo info_change_media[] = {
12355 12356 12357 12358 12359 12360 12361
    {.name = "help",
     .data = N_("Change media of CD or floppy drive")
    },
    {.name = "desc",
     .data = N_("Change media of CD or floppy drive.")
    },
    {.name = NULL}
12362 12363 12364
};

static const vshCmdOptDef opts_change_media[] = {
12365
    VIRSH_COMMON_OPT_DOMAIN_FULL,
12366 12367 12368 12369 12370 12371
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("Fully-qualified path or target of disk device")
    },
    {.name = "source",
12372
     .type = VSH_OT_STRING,
12373 12374 12375 12376 12377 12378 12379 12380 12381 12382 12383 12384 12385 12386
     .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")
    },
12387 12388 12389
    VIRSH_COMMON_OPT_CURRENT(N_("can be either or both of --live and "
                                "--config, depends on implementation "
                                "hypervisor driver")),
12390
    VIRSH_COMMON_OPT_LIVE(N_("alter live configuration of running domain")),
12391 12392
    VIRSH_COMMON_OPT_CONFIG(N_("alter persistent configuration, effect "
                               "observed on next boot")),
12393 12394 12395 12396
    {.name = "force",
     .type = VSH_OT_BOOL,
     .help = N_("force media changing")
    },
12397 12398 12399 12400
    {.name = "print-xml",
     .type = VSH_OT_BOOL,
     .help = N_("print XML document rather than change media")
    },
12401 12402 12403 12404
    {.name = "block",
     .type = VSH_OT_BOOL,
     .help = N_("source media is a block device")
    },
12405
    {.name = NULL}
12406 12407 12408 12409 12410 12411 12412 12413
};

static bool
cmdChangeMedia(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *source = NULL;
    const char *path = NULL;
12414
    char *doc = NULL;
12415
    xmlNodePtr disk_node = NULL;
12416
    char *disk_xml = NULL;
12417
    bool ret = false;
12418
    virshUpdateDiskXMLType update_type;
12419
    const char *action = NULL;
12420
    const char *success_msg = NULL;
12421 12422 12423 12424 12425 12426 12427
    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");
12428
    bool block = vshCommandOptBool(cmd, "block");
12429
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
12430

12431 12432 12433
    VSH_EXCLUSIVE_OPTIONS_VAR(eject, insert);
    VSH_EXCLUSIVE_OPTIONS_VAR(eject, update);
    VSH_EXCLUSIVE_OPTIONS_VAR(insert, update);
12434

12435 12436
    VSH_EXCLUSIVE_OPTIONS_VAR(eject, block);

12437 12438 12439 12440 12441 12442 12443 12444 12445
    if (vshCommandOptStringReq(ctl, cmd, "source", &source) < 0)
        return false;

    /* Docs state that update without source is eject */
    if (update && !source) {
        update = false;
        eject = true;
    }

12446
    if (eject) {
12447
        update_type = VIRSH_UPDATE_DISK_XML_EJECT;
12448
        action = "eject";
12449
        success_msg = _("Successfully ejected media.");
12450 12451 12452
    }

    if (insert) {
12453
        update_type = VIRSH_UPDATE_DISK_XML_INSERT;
12454
        action = "insert";
12455
        success_msg = _("Successfully inserted media.");
12456 12457 12458
    }

    if (update || (!eject && !insert)) {
12459
        update_type = VIRSH_UPDATE_DISK_XML_UPDATE;
12460
        action = "update";
12461
        success_msg = _("Successfully updated media.");
12462 12463
    }

12464 12465
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
12466

12467 12468 12469 12470
    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
12471 12472 12473
    if (force)
        flags |= VIR_DOMAIN_DEVICE_MODIFY_FORCE;

12474
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
12475
        return false;
12476

12477
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
12478 12479 12480 12481 12482 12483 12484 12485 12486
        goto cleanup;

    if (flags & VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);
    if (!doc)
        goto cleanup;

12487
    if (!(disk_node = virshFindDisk(doc, path, VIRSH_FIND_DISK_CHANGEABLE)))
12488 12489
        goto cleanup;

12490 12491
    if (!(disk_xml = virshUpdateDiskXML(disk_node, source, block, path,
                                        update_type)))
12492 12493
        goto cleanup;

12494 12495 12496 12497 12498 12499 12500 12501
    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;
        }

12502
        vshPrint(ctl, "%s", success_msg);
12503 12504 12505 12506
    }

    ret = true;

12507
 cleanup:
12508 12509 12510
    VIR_FREE(doc);
    xmlFreeNode(disk_node);
    VIR_FREE(disk_xml);
12511
    virDomainFree(dom);
12512 12513
    return ret;
}
12514

12515
static const vshCmdInfo info_domfstrim[] = {
12516 12517 12518 12519 12520 12521 12522
    {.name = "help",
     .data = N_("Invoke fstrim on domain's mounted filesystems.")
    },
    {.name = "desc",
     .data = N_("Invoke fstrim on domain's mounted filesystems.")
    },
    {.name = NULL}
12523 12524 12525
};

static const vshCmdOptDef opts_domfstrim[] = {
12526
    VIRSH_COMMON_OPT_DOMAIN_FULL,
12527 12528 12529 12530 12531 12532
    {.name = "minimum",
     .type = VSH_OT_INT,
     .help = N_("Just a hint to ignore contiguous "
                "free ranges smaller than this (Bytes)")
    },
    {.name = "mountpoint",
12533
     .type = VSH_OT_STRING,
12534 12535
     .help = N_("which mount point to trim")
    },
12536
    {.name = NULL}
12537 12538 12539 12540 12541 12542 12543 12544 12545 12546
};
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;

12547
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
12548
        return ret;
12549

12550
    if (vshCommandOptULongLong(ctl, cmd, "minimum", &minimum) < 0)
12551 12552
        goto cleanup;

12553
    if (vshCommandOptStringReq(ctl, cmd, "mountpoint", &mountPoint) < 0)
12554 12555 12556 12557 12558 12559 12560 12561 12562
        goto cleanup;

    if (virDomainFSTrim(dom, mountPoint, minimum, flags) < 0) {
        vshError(ctl, _("Unable to invoke fstrim"));
        goto cleanup;
    }

    ret = true;

12563
 cleanup:
12564
    virDomainFree(dom);
12565 12566 12567
    return ret;
}

12568 12569 12570 12571 12572 12573 12574 12575 12576 12577 12578
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[] = {
12579
    VIRSH_COMMON_OPT_DOMAIN_FULL,
12580 12581 12582 12583 12584 12585 12586 12587 12588 12589 12590 12591 12592 12593 12594
    {.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;

12595
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
12596 12597
        return false;

12598
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
12599 12600 12601 12602 12603 12604 12605 12606 12607 12608 12609 12610 12611 12612 12613 12614 12615 12616 12617 12618 12619 12620 12621 12622 12623 12624 12625 12626 12627 12628 12629 12630 12631
        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[] = {
12632
    VIRSH_COMMON_OPT_DOMAIN_FULL,
12633 12634 12635 12636 12637 12638 12639 12640 12641 12642 12643 12644 12645 12646 12647
    {.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;

12648
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
12649 12650
        return false;

12651
    while ((opt = vshCommandOptArgv(ctl, cmd, opt))) {
12652 12653 12654 12655 12656 12657 12658 12659 12660 12661 12662 12663 12664 12665 12666 12667 12668 12669 12670 12671 12672 12673
        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
12674 12675 12676 12677 12678 12679 12680 12681 12682 12683 12684
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[] = {
12685
    VIRSH_COMMON_OPT_DOMAIN_FULL,
T
Tomoki Sekiyama 已提交
12686 12687 12688 12689 12690 12691 12692 12693 12694 12695 12696
    {.name = NULL}
};

static bool
cmdDomFSInfo(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    int ret = -1;
    size_t i, j;
    virDomainFSInfoPtr *info;

12697
    if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
T
Tomoki Sekiyama 已提交
12698 12699 12700 12701 12702 12703 12704 12705 12706 12707 12708 12709 12710 12711 12712 12713 12714
        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++) {
12715 12716
            vshPrint(ctl, "%-36s %-8s %-8s ",
                     info[i]->mountpoint, info[i]->name, info[i]->fstype);
T
Tomoki Sekiyama 已提交
12717
            for (j = 0; j < info[i]->ndevAlias; j++) {
12718
                vshPrint(ctl, "%s", info[i]->devAlias[j]);
T
Tomoki Sekiyama 已提交
12719 12720 12721 12722 12723 12724 12725 12726 12727 12728 12729 12730 12731 12732 12733
                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
12734
const vshCmdDef domManagementCmds[] = {
12735 12736 12737 12738 12739 12740 12741 12742 12743 12744 12745 12746 12747 12748 12749 12750 12751 12752 12753 12754 12755 12756 12757 12758 12759 12760 12761 12762 12763 12764 12765 12766 12767 12768 12769 12770 12771 12772 12773 12774 12775 12776 12777 12778 12779 12780 12781 12782 12783 12784 12785 12786 12787 12788 12789 12790 12791 12792 12793 12794 12795 12796 12797 12798 12799 12800 12801 12802 12803 12804 12805 12806
    {.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
    },
12807
#ifndef WIN32
12808 12809 12810 12811 12812 12813
    {.name = "console",
     .handler = cmdConsole,
     .opts = opts_console,
     .info = info_console,
     .flags = 0
    },
12814
#endif
12815 12816 12817 12818 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 12850 12851 12852 12853 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
    {.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
    },
12881 12882 12883 12884 12885 12886 12887 12888 12889 12890 12891 12892
    {.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
12893 12894 12895 12896 12897 12898
    {.name = "domfsinfo",
     .handler = cmdDomFSInfo,
     .opts = opts_domfsinfo,
     .info = info_domfsinfo,
     .flags = 0
    },
12899 12900 12901 12902 12903 12904 12905 12906 12907 12908 12909 12910 12911 12912 12913 12914 12915 12916 12917 12918 12919 12920 12921 12922 12923 12924 12925 12926 12927 12928 12929 12930 12931 12932 12933 12934 12935 12936 12937 12938 12939 12940 12941 12942 12943 12944 12945 12946
    {.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
    },
12947 12948 12949 12950 12951 12952
    {.name = "domrename",
     .handler = cmdDomrename,
     .opts = opts_domrename,
     .info = info_domrename,
     .flags = 0
    },
12953 12954 12955 12956 12957 12958 12959 12960 12961 12962 12963 12964 12965 12966 12967 12968 12969 12970 12971 12972 12973 12974 12975 12976 12977 12978 12979 12980 12981 12982 12983 12984 12985 12986 12987 12988 12989 12990 12991 12992 12993 12994 12995 12996 12997 12998 12999 13000
    {.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
    },
13001 13002 13003 13004 13005 13006
    {.name = "event",
     .handler = cmdEvent,
     .opts = opts_event,
     .info = info_event,
     .flags = 0
    },
13007 13008 13009 13010 13011 13012
    {.name = "inject-nmi",
     .handler = cmdInjectNMI,
     .opts = opts_inject_nmi,
     .info = info_inject_nmi,
     .flags = 0
    },
13013 13014 13015 13016
    {.name = "iothreadinfo",
     .handler = cmdIOThreadInfo,
     .opts = opts_iothreadinfo,
     .info = info_iothreadinfo,
J
John Ferlan 已提交
13017 13018
     .flags = 0
    },
J
John Ferlan 已提交
13019 13020 13021 13022 13023 13024
    {.name = "iothreadpin",
     .handler = cmdIOThreadPin,
     .opts = opts_iothreadpin,
     .info = info_iothreadpin,
     .flags = 0
    },
13025 13026 13027 13028 13029 13030 13031 13032 13033 13034 13035 13036
    {.name = "iothreadadd",
     .handler = cmdIOThreadAdd,
     .opts = opts_iothreadadd,
     .info = info_iothreadadd,
     .flags = 0
    },
    {.name = "iothreaddel",
     .handler = cmdIOThreadDel,
     .opts = opts_iothreaddel,
     .info = info_iothreaddel,
     .flags = 0
    },
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 13070 13071 13072
    {.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
    },
13073 13074 13075 13076 13077 13078
    {.name = "metadata",
     .handler = cmdMetadata,
     .opts = opts_metadata,
     .info = info_metadata,
     .flags = 0
    },
13079 13080 13081 13082 13083 13084 13085 13086 13087 13088 13089 13090
    {.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
    },
13091 13092 13093 13094 13095 13096
    {.name = "migrate-compcache",
     .handler = cmdMigrateCompCache,
     .opts = opts_migrate_compcache,
     .info = info_migrate_compcache,
     .flags = 0
    },
13097 13098 13099 13100 13101 13102 13103 13104 13105 13106 13107 13108
    {.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
    },
13109 13110 13111 13112 13113 13114
    {.name = "migrate-postcopy",
     .handler = cmdMigratePostCopy,
     .opts = opts_migrate_postcopy,
     .info = info_migrate_postcopy,
     .flags = 0
    },
13115 13116 13117 13118 13119 13120 13121 13122 13123 13124 13125 13126 13127 13128 13129 13130 13131 13132
    {.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
13133 13134 13135 13136 13137 13138
    {.name = "qemu-monitor-event",
     .handler = cmdQemuMonitorEvent,
     .opts = opts_qemu_monitor_event,
     .info = info_qemu_monitor_event,
     .flags = 0
    },
13139 13140 13141 13142 13143 13144 13145 13146 13147 13148 13149 13150 13151 13152 13153 13154 13155 13156 13157 13158 13159 13160 13161 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
    {.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
    },
13205 13206 13207 13208 13209 13210
    {.name = "set-user-password",
     .handler = cmdSetUserPassword,
     .opts = opts_set_user_password,
     .info = info_set_user_password,
     .flags = 0
    },
13211 13212 13213 13214 13215 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 13264 13265 13266 13267 13268 13269 13270 13271 13272 13273 13274 13275 13276 13277 13278 13279 13280 13281 13282 13283 13284 13285 13286 13287 13288 13289 13290 13291 13292 13293 13294 13295
    {.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}
13296
};