virsh-domain.c 332.0 KB
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/*
 * virsh-domain.c: Commands to manage domain
 *
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 * Copyright (C) 2005, 2007-2014 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 "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 "virtypedparam.h"
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#include "virxml.h"
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/* Gnulib doesn't guarantee SA_SIGINFO support.  */
#ifndef SA_SIGINFO
# define SA_SIGINFO 0
#endif

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static virDomainPtr
vshLookupDomainInternal(vshControl *ctl,
                        const char *cmdname,
                        const char *name,
                        unsigned int flags)
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{
    virDomainPtr dom = NULL;
    int id;
    virCheckFlags(VSH_BYID | VSH_BYUUID | VSH_BYNAME, NULL);

    /* try it by ID */
    if (flags & VSH_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(ctl->conn, id);
        }
    }
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    /* try it by UUID */
    if (!dom && (flags & VSH_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);
        dom = virDomainLookupByUUIDString(ctl->conn, name);
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    }
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    /* try it by NAME */
    if (!dom && (flags & VSH_BYNAME)) {
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        vshDebug(ctl, VSH_ERR_DEBUG, "%s: <domain> trying as domain NAME\n",
                 cmdname);
        dom = virDomainLookupByName(ctl->conn, name);
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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
vshLookupDomainBy(vshControl *ctl,
                  const char *name,
                  unsigned int flags)
{
    return vshLookupDomainInternal(ctl, "unknown", name, flags);
}


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

    if (!vshCmdHasOption(ctl, cmd, optname))
        return NULL;

    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;

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

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

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static const char *
vshDomainVcpuStateToString(int state)
{
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    const char *str = vshDomainVcpuStateTypeToString(state);
    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
vshNodeGetCPUCount(virConnectPtr conn)
{
    int ret;
    virNodeInfo nodeinfo;

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

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

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

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

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

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

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

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

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

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

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

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

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 cleanup:
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    virDomainFree(dom);
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    return ret;
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}

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

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

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

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

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

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

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

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

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

    domain = (char *)str;

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

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

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

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

    return 0;
}

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

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

    controller = (char *)str;

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

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

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

    return 0;
}

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

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

    controller = (char *)str;

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

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

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

    return 0;
}

/* 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)
 */

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);
    }

    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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                *cache = NULL, *serial = NULL, *straddr = NULL,
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                *wwn = NULL, *targetbus = NULL;
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    struct DiskAddress diskAddr;
    bool isFile = false, functionReturn = false;
    int ret;
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    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
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    const char *stype = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
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    char *xml = NULL;
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    struct stat st;
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    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool persistent = vshCommandOptBool(cmd, "persistent");

    VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current);

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

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

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

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

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

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

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

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

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    if (mode)
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        virBufferAsprintf(&buf, "<%s/>\n", mode);
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    if (serial)
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        virBufferAsprintf(&buf, "<serial>%s</serial>\n", serial);
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    if (wwn)
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        virBufferAsprintf(&buf, "<wwn>%s</wwn>\n", wwn);
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    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,
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                                  "<address type='pci' domain='0x%04x'"
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                                  " 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");
            } else {
                vshError(ctl, "%s", _("expecting a pci:0000.00.00.00 address."));
                goto cleanup;
            }
        } else if (STRPREFIX((const char *)target, "sd")) {
            if (diskAddr.type == DISK_ADDR_TYPE_SCSI) {
                virBufferAsprintf(&buf,
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                                  "<address type='drive' controller='%d'"
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                                  " bus='%d' unit='%d' />\n",
                                  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,
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                                  "<address type='drive' controller='%d'"
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                                  " bus='%d' unit='%d' />\n",
                                  diskAddr.addr.ide.controller, diskAddr.addr.ide.bus,
                                  diskAddr.addr.ide.unit);
            } else {
                vshError(ctl, "%s", _("expecting an ide:00.00.00 address."));
                goto cleanup;
            }
        }
    }

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    virBufferAdjustIndent(&buf, -2);
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    virBufferAddLit(&buf, "</disk>\n");

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

    xml = virBufferContentAndReset(&buf);

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    if (vshCommandOptBool(cmd, "print-xml")) {
        vshPrint(ctl, "%s", xml);
        functionReturn = true;
        goto cleanup;
    }

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

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

702
    if (flags || current)
703
        ret = virDomainAttachDeviceFlags(dom, xml, flags);
704
    else
705 706 707 708 709 710 711 712 713 714
        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:
715
    VIR_FREE(xml);
716 717
    if (dom)
        virDomainFree(dom);
718 719 720 721 722 723 724 725
    virBufferFreeAndReset(&buf);
    return functionReturn;
}

/*
 * "attach-interface" command
 */
static const vshCmdInfo info_attach_interface[] = {
726 727 728 729 730 731 732
    {.name = "help",
     .data = N_("attach network interface")
    },
    {.name = "desc",
     .data = N_("Attach new network interface.")
    },
    {.name = NULL}
733 734 735
};

static const vshCmdOptDef opts_attach_interface[] = {
736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "type",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("network interface type")
    },
    {.name = "source",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("source of network interface")
    },
    {.name = "target",
     .type = VSH_OT_DATA,
     .help = N_("target network name")
    },
    {.name = "mac",
     .type = VSH_OT_DATA,
     .help = N_("MAC address")
    },
    {.name = "script",
     .type = VSH_OT_DATA,
     .help = N_("script used to bridge network interface")
    },
    {.name = "model",
     .type = VSH_OT_DATA,
     .help = N_("model type")
    },
    {.name = "inbound",
     .type = VSH_OT_DATA,
     .help = N_("control domain's incoming traffics")
    },
    {.name = "outbound",
     .type = VSH_OT_DATA,
     .help = N_("control domain's outgoing traffics")
    },
775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790
    {.name = "persistent",
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
791
    {.name = NULL}
792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841
};

/* parse inbound and outbound which are in the format of
 * 'average,peak,burst', in which peak and burst are optional,
 * thus 'average,,burst' and 'average,peak' are also legal. */
static int parseRateStr(const char *rateStr, virNetDevBandwidthRatePtr rate)
{
    const char *average = NULL;
    char *peak = NULL, *burst = NULL;

    average = rateStr;
    if (!average)
        return -1;
    if (virStrToLong_ull(average, &peak, 10, &rate->average) < 0)
        return -1;

    /* peak will be updated to point to the end of rateStr in case
     * of 'average' */
    if (peak && *peak != '\0') {
        burst = strchr(peak + 1, ',');
        if (!(burst && (burst - peak == 1))) {
            if (virStrToLong_ull(peak + 1, &burst, 10, &rate->peak) < 0)
                return -1;
        }

        /* burst will be updated to point to the end of rateStr in case
         * of 'average,peak' */
        if (burst && *burst != '\0') {
            if (virStrToLong_ull(burst + 1, NULL, 10, &rate->burst) < 0)
                return -1;
        }
    }


    return 0;
}

static bool
cmdAttachInterface(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *mac = NULL, *target = NULL, *script = NULL,
                *type = NULL, *source = NULL, *model = NULL,
                *inboundStr = NULL, *outboundStr = NULL;
    virNetDevBandwidthRate inbound, outbound;
    int typ;
    int ret;
    bool functionReturn = false;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
    char *xml;
842 843 844 845 846 847 848 849 850 851 852 853 854 855 856
    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;
857 858

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
859 860 861 862 863
        return false;

    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
864

865 866 867 868 869 870 871 872
    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)
873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910
        goto cleanup;

    /* check interface type */
    if (STREQ(type, "network")) {
        typ = 1;
    } else if (STREQ(type, "bridge")) {
        typ = 2;
    } else {
        vshError(ctl, _("No support for %s in command 'attach-interface'"),
                 type);
        goto cleanup;
    }

    if (inboundStr) {
        memset(&inbound, 0, sizeof(inbound));
        if (parseRateStr(inboundStr, &inbound) < 0) {
            vshError(ctl, _("inbound format is incorrect"));
            goto cleanup;
        }
        if (inbound.average == 0) {
            vshError(ctl, _("inbound average is mandatory"));
            goto cleanup;
        }
    }
    if (outboundStr) {
        memset(&outbound, 0, sizeof(outbound));
        if (parseRateStr(outboundStr, &outbound) < 0) {
            vshError(ctl, _("outbound format is incorrect"));
            goto cleanup;
        }
        if (outbound.average == 0) {
            vshError(ctl, _("outbound average is mandatory"));
            goto cleanup;
        }
    }

    /* Make XML of interface */
    virBufferAsprintf(&buf, "<interface type='%s'>\n", type);
911
    virBufferAdjustIndent(&buf, 2);
912 913

    if (typ == 1)
914
        virBufferAsprintf(&buf, "<source network='%s'/>\n", source);
915
    else if (typ == 2)
916
        virBufferAsprintf(&buf, "<source bridge='%s'/>\n", source);
917 918

    if (target != NULL)
919
        virBufferAsprintf(&buf, "<target dev='%s'/>\n", target);
920
    if (mac != NULL)
921
        virBufferAsprintf(&buf, "<mac address='%s'/>\n", mac);
922
    if (script != NULL)
923
        virBufferAsprintf(&buf, "<script path='%s'/>\n", script);
924
    if (model != NULL)
925
        virBufferAsprintf(&buf, "<model type='%s'/>\n", model);
926 927

    if (inboundStr || outboundStr) {
928 929
        virBufferAddLit(&buf, "<bandwidth>\n");
        virBufferAdjustIndent(&buf, 2);
930
        if (inboundStr && inbound.average > 0) {
931
            virBufferAsprintf(&buf, "<inbound average='%llu'", inbound.average);
932 933 934 935
            if (inbound.peak > 0)
                virBufferAsprintf(&buf, " peak='%llu'", inbound.peak);
            if (inbound.burst > 0)
                virBufferAsprintf(&buf, " burst='%llu'", inbound.burst);
936
            virBufferAddLit(&buf, "/>\n");
937 938
        }
        if (outboundStr && outbound.average > 0) {
939
            virBufferAsprintf(&buf, "<outbound average='%llu'", outbound.average);
940 941 942 943
            if (outbound.peak > 0)
                virBufferAsprintf(&buf, " peak='%llu'", outbound.peak);
            if (outbound.burst > 0)
                virBufferAsprintf(&buf, " burst='%llu'", outbound.burst);
944
            virBufferAddLit(&buf, "/>\n");
945
        }
946 947
        virBufferAdjustIndent(&buf, -2);
        virBufferAddLit(&buf, "</bandwidth>\n");
948 949 950 951 952 953 954 955 956 957 958
    }

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

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

    xml = virBufferContentAndReset(&buf);

959
    if (flags || current)
960
        ret = virDomainAttachDeviceFlags(dom, xml, flags);
961
    else
962 963 964 965 966 967 968 969 970 971 972
        ret = virDomainAttachDevice(dom, xml);

    VIR_FREE(xml);

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

973
 cleanup:
974
    virDomainFree(dom);
975 976 977 978 979 980 981 982
    virBufferFreeAndReset(&buf);
    return functionReturn;
}

/*
 * "autostart" command
 */
static const vshCmdInfo info_autostart[] = {
983 984 985 986 987 988 989
    {.name = "help",
     .data = N_("autostart a domain")
    },
    {.name = "desc",
     .data = N_("Configure a domain to be automatically started at boot.")
    },
    {.name = NULL}
990 991 992
};

static const vshCmdOptDef opts_autostart[] = {
993 994 995 996 997 998 999 1000 1001 1002
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "disable",
     .type = VSH_OT_BOOL,
     .help = N_("disable autostarting")
    },
    {.name = NULL}
1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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[] = {
1039 1040 1041 1042 1043 1044 1045
    {.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}
1046 1047 1048
};

static const vshCmdOptDef opts_blkdeviotune[] = {
1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "device",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("block device")
    },
    {.name = "total_bytes_sec",
     .type = VSH_OT_ALIAS,
     .help = "total-bytes-sec"
    },
    {.name = "total-bytes-sec",
     .type = VSH_OT_INT,
     .help = N_("total throughput limit in bytes per second")
    },
    {.name = "read_bytes_sec",
     .type = VSH_OT_ALIAS,
     .help = "read-bytes-sec"
    },
    {.name = "read-bytes-sec",
     .type = VSH_OT_INT,
     .help = N_("read throughput limit in bytes per second")
    },
    {.name = "write_bytes_sec",
     .type = VSH_OT_ALIAS,
     .help = "write-bytes-sec"
    },
    {.name = "write-bytes-sec",
     .type = VSH_OT_INT,
     .help =  N_("write throughput limit in bytes per second")
    },
    {.name = "total_iops_sec",
     .type = VSH_OT_ALIAS,
     .help = "total-iops-sec"
    },
    {.name = "total-iops-sec",
     .type = VSH_OT_INT,
     .help = N_("total I/O operations limit per second")
    },
    {.name = "read_iops_sec",
     .type = VSH_OT_ALIAS,
     .help = "read-iops-sec"
    },
    {.name = "read-iops-sec",
     .type = VSH_OT_INT,
     .help = N_("read I/O operations limit per second")
    },
    {.name = "write_iops_sec",
     .type = VSH_OT_ALIAS,
     .help = "write-iops-sec"
    },
    {.name = "write-iops-sec",
     .type = VSH_OT_INT,
     .help = N_("write I/O operations limit per second")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
1120 1121 1122 1123 1124 1125 1126
};

static bool
cmdBlkdeviotune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *name, *disk;
1127
    unsigned long long value;
1128
    int nparams = 0;
1129
    int maxparams = 0;
1130
    virTypedParameterPtr params = NULL;
1131
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
1132
    size_t i;
1133 1134 1135 1136 1137 1138
    int rv = 0;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool ret = false;

1139 1140 1141 1142 1143 1144 1145
    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;
1146 1147 1148 1149

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        goto cleanup;

1150
    if (vshCommandOptStringReq(ctl, cmd, "device", &disk) < 0)
1151 1152
        goto cleanup;

1153 1154
    if ((rv = vshCommandOptULongLong(cmd, "total-bytes-sec", &value)) < 0) {
        goto interror;
1155
    } else if (rv > 0) {
1156 1157 1158 1159
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1160 1161
    }

1162 1163
    if ((rv = vshCommandOptULongLong(cmd, "read-bytes-sec", &value)) < 0) {
        goto interror;
1164
    } else if (rv > 0) {
1165 1166 1167 1168
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1169 1170
    }

1171 1172
    if ((rv = vshCommandOptULongLong(cmd, "write-bytes-sec", &value)) < 0) {
        goto interror;
1173
    } else if (rv > 0) {
1174 1175 1176 1177
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_BYTES_SEC,
                                    value) < 0)
            goto save_error;
1178 1179
    }

1180 1181
    if ((rv = vshCommandOptULongLong(cmd, "total-iops-sec", &value)) < 0) {
        goto interror;
1182
    } else if (rv > 0) {
1183 1184 1185 1186
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_IOPS_SEC,
                                    value) < 0)
            goto save_error;
1187 1188
    }

1189 1190
    if ((rv = vshCommandOptULongLong(cmd, "read-iops-sec", &value)) < 0) {
        goto interror;
1191
    } else if (rv > 0) {
1192 1193 1194 1195
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_READ_IOPS_SEC,
                                    value) < 0)
            goto save_error;
1196 1197
    }

1198 1199
    if ((rv = vshCommandOptULongLong(cmd, "write-iops-sec", &value)) < 0) {
        goto interror;
1200
    } else if (rv > 0) {
1201 1202 1203 1204
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLOCK_IOTUNE_WRITE_IOPS_SEC,
                                    value) < 0)
            goto save_error;
1205 1206 1207 1208 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
    }

    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;

1239
 cleanup:
1240
    virTypedParamsFree(params, nparams);
1241 1242
    if (dom)
        virDomainFree(dom);
1243 1244
    return ret;

1245
 save_error:
1246
    vshSaveLibvirtError();
1247
 error:
1248 1249
    vshError(ctl, "%s", _("Unable to change block I/O throttle"));
    goto cleanup;
1250

1251
 interror:
1252 1253
    vshError(ctl, "%s", _("Unable to parse integer parameter"));
    goto cleanup;
1254 1255 1256 1257 1258 1259
}

/*
 * "blkiotune" command
 */
static const vshCmdInfo info_blkiotune[] = {
1260 1261 1262 1263 1264
    {.name = "help",
     .data = N_("Get or set blkio parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current blkio parameters for a guest"
1265 1266
                " domain.\n"
                "    To get the blkio parameters use following command: \n\n"
1267 1268 1269
                "    virsh # blkiotune <domain>")
    },
    {.name = NULL}
1270 1271 1272
};

static const vshCmdOptDef opts_blkiotune[] = {
1273 1274 1275 1276 1277 1278 1279
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "weight",
     .type = VSH_OT_INT,
1280
     .help = N_("IO Weight")
1281 1282 1283 1284 1285
    },
    {.name = "device-weights",
     .type = VSH_OT_STRING,
     .help = N_("per-device IO Weights, in the form of /path/to/device,weight,...")
    },
1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301
    {.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,...")
    },
1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
1315 1316 1317 1318 1319 1320 1321
};

static bool
cmdBlkiotune(vshControl * ctl, const vshCmd * cmd)
{
    virDomainPtr dom;
    const char *device_weight = NULL;
1322 1323 1324 1325
    const char *device_riops = NULL;
    const char *device_wiops = NULL;
    const char *device_rbps = NULL;
    const char *device_wbps = NULL;
1326 1327
    int weight = 0;
    int nparams = 0;
1328
    int maxparams = 0;
1329
    int rv = 0;
1330
    size_t i;
1331
    virTypedParameterPtr params = NULL;
1332
    bool ret = false;
1333
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
1334 1335 1336 1337
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

1338 1339 1340 1341 1342 1343 1344
    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;
1345 1346 1347 1348 1349

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    if ((rv = vshCommandOptInt(cmd, "weight", &weight)) < 0) {
1350
        vshError(ctl, "%s", _("Unable to parse integer parameter"));
1351
        goto cleanup;
1352
    } else if (rv > 0) {
1353 1354 1355 1356
        if (weight <= 0) {
            vshError(ctl, _("Invalid value of %d for I/O weight"), weight);
            goto cleanup;
        }
1357 1358 1359
        if (virTypedParamsAddUInt(&params, &nparams, &maxparams,
                                  VIR_DOMAIN_BLKIO_WEIGHT, weight) < 0)
            goto save_error;
1360 1361 1362 1363
    }

    rv = vshCommandOptString(cmd, "device-weights", &device_weight);
    if (rv < 0) {
1364
        vshError(ctl, "%s", _("Unable to parse string parameter"));
1365
        goto cleanup;
1366 1367 1368 1369 1370
    } else if (rv > 0) {
        if (virTypedParamsAddString(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_BLKIO_DEVICE_WEIGHT,
                                    device_weight) < 0)
            goto save_error;
1371 1372
    }

1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416
    rv = vshCommandOptString(cmd, "device-read-iops-sec", &device_riops);
    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;
    }

    rv = vshCommandOptString(cmd, "device-write-iops-sec", &device_wiops);
    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;
    }

    rv = vshCommandOptString(cmd, "device-read-bytes-sec", &device_rbps);
    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;
    }

    rv = vshCommandOptString(cmd, "device-write-bytes-sec", &device_wbps);
    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;
    }

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
    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 */
1445 1446
        if (virDomainSetBlkioParameters(dom, params, nparams, flags) < 0)
            goto error;
1447 1448 1449 1450
    }

    ret = true;

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

1456
 save_error:
1457
    vshSaveLibvirtError();
1458
 error:
1459 1460
    vshError(ctl, "%s", _("Unable to change blkio parameters"));
    goto cleanup;
1461 1462 1463 1464 1465 1466 1467 1468
}

typedef enum {
    VSH_CMD_BLOCK_JOB_ABORT = 0,
    VSH_CMD_BLOCK_JOB_INFO = 1,
    VSH_CMD_BLOCK_JOB_SPEED = 2,
    VSH_CMD_BLOCK_JOB_PULL = 3,
    VSH_CMD_BLOCK_JOB_COPY = 4,
E
Eric Blake 已提交
1469
    VSH_CMD_BLOCK_JOB_COMMIT = 5,
1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481
} vshCmdBlockJobMode;

static int
blockJobImpl(vshControl *ctl, const vshCmd *cmd,
             virDomainBlockJobInfoPtr info, int mode,
             virDomainPtr *pdom)
{
    virDomainPtr dom = NULL;
    const char *name, *path;
    unsigned long bandwidth = 0;
    int ret = -1;
    const char *base = NULL;
E
Eric Blake 已提交
1482
    const char *top = NULL;
1483 1484 1485 1486 1487
    unsigned int flags = 0;

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        goto cleanup;

1488
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
1489 1490
        goto cleanup;

1491
    if (vshCommandOptULWrap(cmd, "bandwidth", &bandwidth) < 0) {
1492 1493 1494 1495 1496
        vshError(ctl, "%s", _("bandwidth must be a number"));
        goto cleanup;
    }

    switch ((vshCmdBlockJobMode) mode) {
E
Eric Blake 已提交
1497
    case VSH_CMD_BLOCK_JOB_ABORT:
1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510
        if (vshCommandOptBool(cmd, "async"))
            flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;
        if (vshCommandOptBool(cmd, "pivot"))
            flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_PIVOT;
        ret = virDomainBlockJobAbort(dom, path, flags);
        break;
    case VSH_CMD_BLOCK_JOB_INFO:
        ret = virDomainGetBlockJobInfo(dom, path, info, 0);
        break;
    case VSH_CMD_BLOCK_JOB_SPEED:
        ret = virDomainBlockJobSetSpeed(dom, path, bandwidth, 0);
        break;
    case VSH_CMD_BLOCK_JOB_PULL:
1511
        if (vshCommandOptStringReq(ctl, cmd, "base", &base) < 0)
1512
            goto cleanup;
1513 1514 1515 1516 1517
        if (vshCommandOptBool(cmd, "keep-relative"))
            flags |= VIR_DOMAIN_BLOCK_REBASE_RELATIVE;

        if (base || flags)
            ret = virDomainBlockRebase(dom, path, base, bandwidth, flags);
1518 1519
        else
            ret = virDomainBlockPull(dom, path, bandwidth, 0);
1520

1521
        break;
E
Eric Blake 已提交
1522
    case VSH_CMD_BLOCK_JOB_COMMIT:
1523 1524
        if (vshCommandOptStringReq(ctl, cmd, "base", &base) < 0 ||
            vshCommandOptStringReq(ctl, cmd, "top", &top) < 0)
E
Eric Blake 已提交
1525 1526 1527 1528 1529
            goto cleanup;
        if (vshCommandOptBool(cmd, "shallow"))
            flags |= VIR_DOMAIN_BLOCK_COMMIT_SHALLOW;
        if (vshCommandOptBool(cmd, "delete"))
            flags |= VIR_DOMAIN_BLOCK_COMMIT_DELETE;
1530 1531 1532 1533
        if (vshCommandOptBool(cmd, "active") ||
            vshCommandOptBool(cmd, "pivot") ||
            vshCommandOptBool(cmd, "keep-overlay"))
            flags |= VIR_DOMAIN_BLOCK_COMMIT_ACTIVE;
1534 1535
        if (vshCommandOptBool(cmd, "keep-relative"))
            flags |= VIR_DOMAIN_BLOCK_COMMIT_RELATIVE;
E
Eric Blake 已提交
1536 1537
        ret = virDomainBlockCommit(dom, path, base, top, bandwidth, flags);
        break;
1538 1539 1540 1541 1542 1543 1544 1545
    case VSH_CMD_BLOCK_JOB_COPY:
        flags |= VIR_DOMAIN_BLOCK_REBASE_COPY;
        if (vshCommandOptBool(cmd, "shallow"))
            flags |= VIR_DOMAIN_BLOCK_REBASE_SHALLOW;
        if (vshCommandOptBool(cmd, "reuse-external"))
            flags |= VIR_DOMAIN_BLOCK_REBASE_REUSE_EXT;
        if (vshCommandOptBool(cmd, "raw"))
            flags |= VIR_DOMAIN_BLOCK_REBASE_COPY_RAW;
1546
        if (vshCommandOptStringReq(ctl, cmd, "dest", &base) < 0)
1547 1548 1549 1550
            goto cleanup;
        ret = virDomainBlockRebase(dom, path, base, bandwidth, flags);
    }

1551
 cleanup:
1552 1553 1554 1555 1556 1557 1558 1559
    if (pdom && ret == 0)
        *pdom = dom;
    else if (dom)
        virDomainFree(dom);
    return ret;
}

static void
1560 1561
vshPrintJobProgress(const char *label, unsigned long long remaining,
                    unsigned long long total)
1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586
{
    int progress;

    if (total == 0)
        /* migration has not been started */
        return;

    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);
}

E
Eric Blake 已提交
1587 1588 1589 1590 1591 1592 1593 1594 1595
static volatile sig_atomic_t intCaught = 0;

static void vshCatchInt(int sig ATTRIBUTE_UNUSED,
                        siginfo_t *siginfo ATTRIBUTE_UNUSED,
                        void *context ATTRIBUTE_UNUSED)
{
    intCaught = 1;
}

E
Eric Blake 已提交
1596 1597 1598 1599
/*
 * "blockcommit" command
 */
static const vshCmdInfo info_block_commit[] = {
1600 1601 1602 1603 1604 1605 1606
    {.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
1607 1608 1609
};

static const vshCmdOptDef opts_block_commit[] = {
1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "bandwidth",
     .type = VSH_OT_DATA,
     .help = N_("bandwidth limit in MiB/s")
    },
    {.name = "base",
     .type = VSH_OT_DATA,
     .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",
     .type = VSH_OT_DATA,
     .help = N_("path of top file to commit from (default top of chain)")
    },
1636 1637 1638 1639
    {.name = "active",
     .type = VSH_OT_BOOL,
     .help = N_("trigger two-stage active commit of top file")
    },
1640 1641 1642 1643 1644 1645
    {.name = "delete",
     .type = VSH_OT_BOOL,
     .help = N_("delete files that were successfully committed")
    },
    {.name = "wait",
     .type = VSH_OT_BOOL,
1646 1647
     .help = N_("wait for job to complete "
                "(with --active, wait for job to sync)")
1648 1649 1650 1651 1652 1653 1654
    },
    {.name = "verbose",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, display the progress")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
1655 1656 1657 1658 1659 1660 1661 1662 1663
     .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")
1664
    },
1665 1666 1667 1668
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, don't wait for cancel to finish")
    },
1669 1670 1671 1672
    {.name = "keep-relative",
     .type = VSH_OT_BOOL,
     .help = N_("keep the backing chain relatively referenced")
    },
1673
    {.name = NULL}
E
Eric Blake 已提交
1674 1675 1676 1677 1678 1679 1680 1681
};

static bool
cmdBlockCommit(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    bool verbose = vshCommandOptBool(cmd, "verbose");
1682 1683 1684 1685
    bool pivot = vshCommandOptBool(cmd, "pivot");
    bool finish = vshCommandOptBool(cmd, "keep-overlay");
    bool active = vshCommandOptBool(cmd, "active") || pivot || finish;
    bool blocking = vshCommandOptBool(cmd, "wait");
E
Eric Blake 已提交
1686 1687 1688
    int timeout = 0;
    struct sigaction sig_action;
    struct sigaction old_sig_action;
1689
    sigset_t sigmask, oldsigmask;
E
Eric Blake 已提交
1690 1691 1692 1693 1694 1695
    struct timeval start;
    struct timeval curr;
    const char *path = NULL;
    bool quit = false;
    int abort_flags = 0;

1696
    blocking |= vshCommandOptBool(cmd, "timeout") || pivot || finish;
E
Eric Blake 已提交
1697
    if (blocking) {
1698 1699 1700 1701
        if (pivot && finish) {
            vshError(ctl, "%s", _("cannot mix --pivot and --keep-overlay"));
            return false;
        }
1702
        if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
1703
            return false;
1704
        if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
E
Eric Blake 已提交
1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718
            return false;
        if (vshCommandOptBool(cmd, "async"))
            abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;

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

        intCaught = 0;
        sig_action.sa_sigaction = vshCatchInt;
        sig_action.sa_flags = SA_SIGINFO;
        sigemptyset(&sig_action.sa_mask);
        sigaction(SIGINT, &sig_action, &old_sig_action);

        GETTIMEOFDAY(&start);
1719
    } else if (verbose || vshCommandOptBool(cmd, "async")) {
E
Eric Blake 已提交
1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734
        vshError(ctl, "%s", _("missing --wait option"));
        return false;
    }

    if (blockJobImpl(ctl, cmd, NULL, VSH_CMD_BLOCK_JOB_COMMIT, &dom) < 0)
        goto cleanup;

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

    while (blocking) {
        virDomainBlockJobInfo info;
1735 1736 1737 1738 1739
        int result;

        pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask);
        result = virDomainGetBlockJobInfo(dom, path, &info, 0);
        pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
E
Eric Blake 已提交
1740 1741 1742 1743 1744 1745 1746 1747 1748

        if (result < 0) {
            vshError(ctl, _("failed to query job for disk %s"), path);
            goto cleanup;
        }
        if (result == 0)
            break;

        if (verbose)
1749 1750
            vshPrintJobProgress(_("Block Commit"),
                                info.end - info.cur, info.end);
1751 1752
        if (active && info.cur == info.end)
            break;
E
Eric Blake 已提交
1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776

        GETTIMEOFDAY(&curr);
        if (intCaught || (timeout &&
                          (((int)(curr.tv_sec - start.tv_sec)  * 1000 +
                            (int)(curr.tv_usec - start.tv_usec) / 1000) >
                           timeout))) {
            vshDebug(ctl, VSH_ERR_DEBUG,
                     intCaught ? "interrupted" : "timeout");
            intCaught = 0;
            timeout = 0;
            quit = true;
            if (virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
                vshError(ctl, _("failed to abort job for disk %s"), path);
                goto cleanup;
            }
            if (abort_flags & VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC)
                break;
        } else {
            usleep(500 * 1000);
        }
    }

    if (verbose && !quit) {
        /* printf [100 %] */
1777
        vshPrintJobProgress(_("Block Commit"), 0, 1);
E
Eric Blake 已提交
1778
    }
1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797
    if (!quit && pivot) {
        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;
        }
    } else if (finish && !quit &&
               virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
        vshError(ctl, _("failed to finish job for disk %s"), path);
        goto cleanup;
    }
    if (quit)
        vshPrint(ctl, "\n%s", _("Commit aborted"));
    else if (pivot)
        vshPrint(ctl, "\n%s", _("Successfully pivoted"));
    else if (!finish)
        vshPrint(ctl, "\n%s", _("Now in synchronized phase"));
    else
        vshPrint(ctl, "\n%s", _("Commit complete"));
E
Eric Blake 已提交
1798 1799

    ret = true;
1800
 cleanup:
E
Eric Blake 已提交
1801 1802 1803 1804 1805 1806 1807
    if (dom)
        virDomainFree(dom);
    if (blocking)
        sigaction(SIGINT, &old_sig_action, NULL);
    return ret;
}

1808 1809 1810 1811
/*
 * "blockcopy" command
 */
static const vshCmdInfo info_block_copy[] = {
1812 1813 1814 1815
    {.name = "help",
     .data = N_("Start a block copy operation.")
    },
    {.name = "desc",
1816
     .data = N_("Copy a disk backing image chain to dest.")
1817 1818
    },
    {.name = NULL}
1819 1820 1821
};

static const vshCmdOptDef opts_block_copy[] = {
1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "dest",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("path of the copy to create")
    },
    {.name = "bandwidth",
     .type = VSH_OT_DATA,
     .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",
     .type = VSH_OT_BOOL,
     .help = N_("use raw destination file")
    },
    {.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
1863
     .help = N_("implies --wait, abort if copy exceeds timeout (in seconds)")
1864 1865 1866
    },
    {.name = "pivot",
     .type = VSH_OT_BOOL,
E
Eric Blake 已提交
1867
     .help = N_("implies --wait, pivot when mirroring starts")
1868 1869 1870
    },
    {.name = "finish",
     .type = VSH_OT_BOOL,
E
Eric Blake 已提交
1871
     .help = N_("implies --wait, quit when mirroring starts")
1872 1873 1874 1875 1876 1877
    },
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("with --wait, don't wait for cancel to finish")
    },
    {.name = NULL}
1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891
};

static bool
cmdBlockCopy(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    bool blocking = vshCommandOptBool(cmd, "wait");
    bool verbose = vshCommandOptBool(cmd, "verbose");
    bool pivot = vshCommandOptBool(cmd, "pivot");
    bool finish = vshCommandOptBool(cmd, "finish");
    int timeout = 0;
    struct sigaction sig_action;
    struct sigaction old_sig_action;
1892
    sigset_t sigmask, oldsigmask;
1893 1894 1895 1896 1897 1898
    struct timeval start;
    struct timeval curr;
    const char *path = NULL;
    bool quit = false;
    int abort_flags = 0;

E
Eric Blake 已提交
1899
    blocking |= vshCommandOptBool(cmd, "timeout") || pivot || finish;
1900 1901 1902 1903 1904
    if (blocking) {
        if (pivot && finish) {
            vshError(ctl, "%s", _("cannot mix --pivot and --finish"));
            return false;
        }
1905
        if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
1906
            return false;
1907
        if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921
            return false;
        if (vshCommandOptBool(cmd, "async"))
            abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;

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

        intCaught = 0;
        sig_action.sa_sigaction = vshCatchInt;
        sig_action.sa_flags = SA_SIGINFO;
        sigemptyset(&sig_action.sa_mask);
        sigaction(SIGINT, &sig_action, &old_sig_action);

        GETTIMEOFDAY(&start);
E
Eric Blake 已提交
1922
    } else if (verbose || vshCommandOptBool(cmd, "async")) {
E
Eric Blake 已提交
1923
        vshError(ctl, "%s", _("missing --wait option"));
1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937
        return false;
    }

    if (blockJobImpl(ctl, cmd, NULL, VSH_CMD_BLOCK_JOB_COPY, &dom) < 0)
        goto cleanup;

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

    while (blocking) {
        virDomainBlockJobInfo info;
1938 1939 1940 1941 1942
        int result;

        pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask);
        result = virDomainGetBlockJobInfo(dom, path, &info, 0);
        pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
1943

E
Eric Blake 已提交
1944
        if (result < 0) {
1945 1946 1947
            vshError(ctl, _("failed to query job for disk %s"), path);
            goto cleanup;
        }
E
Eric Blake 已提交
1948 1949 1950
        if (result == 0)
            break;

1951
        if (verbose)
1952
            vshPrintJobProgress(_("Block Copy"), info.end - info.cur, info.end);
1953 1954 1955 1956 1957 1958 1959
        if (info.cur == info.end)
            break;

        GETTIMEOFDAY(&curr);
        if (intCaught || (timeout &&
                          (((int)(curr.tv_sec - start.tv_sec)  * 1000 +
                            (int)(curr.tv_usec - start.tv_usec) / 1000) >
E
Eric Blake 已提交
1960
                           timeout))) {
1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976
            vshDebug(ctl, VSH_ERR_DEBUG,
                     intCaught ? "interrupted" : "timeout");
            intCaught = 0;
            timeout = 0;
            quit = true;
            if (virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
                vshError(ctl, _("failed to abort job for disk %s"), path);
                goto cleanup;
            }
            if (abort_flags & VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC)
                break;
        } else {
            usleep(500 * 1000);
        }
    }

E
Eric Blake 已提交
1977
    if (!quit && pivot) {
1978 1979 1980 1981 1982
        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;
        }
E
Eric Blake 已提交
1983 1984
    } else if (finish && !quit &&
               virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
1985 1986 1987
        vshError(ctl, _("failed to finish job for disk %s"), path);
        goto cleanup;
    }
E
Eric Blake 已提交
1988 1989 1990 1991 1992 1993 1994 1995
    if (quit)
        vshPrint(ctl, "\n%s", _("Copy aborted"));
    else if (pivot)
        vshPrint(ctl, "\n%s", _("Successfully pivoted"));
    else if (finish)
        vshPrint(ctl, "\n%s", _("Successfully copied"));
    else
        vshPrint(ctl, "\n%s", _("Now in mirroring phase"));
1996 1997

    ret = true;
1998
 cleanup:
1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009
    if (dom)
        virDomainFree(dom);
    if (blocking)
        sigaction(SIGINT, &old_sig_action, NULL);
    return ret;
}

/*
 * "blockjob" command
 */
static const vshCmdInfo info_block_job[] = {
2010 2011 2012 2013 2014 2015 2016
    {.name = "help",
     .data = N_("Manage active block operations")
    },
    {.name = "desc",
     .data = N_("Query, adjust speed, or cancel active block operations.")
    },
    {.name = NULL}
2017 2018 2019
};

static const vshCmdOptDef opts_block_job[] = {
2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "abort",
     .type = VSH_OT_BOOL,
     .help = N_("abort the active job on the specified disk")
    },
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("don't wait for --abort to complete")
    },
    {.name = "pivot",
     .type = VSH_OT_BOOL,
     .help = N_("conclude and pivot a copy job")
    },
    {.name = "info",
     .type = VSH_OT_BOOL,
     .help = N_("get active job information for the specified disk")
    },
    {.name = "bandwidth",
     .type = VSH_OT_DATA,
     .help = N_("set the Bandwidth limit in MiB/s")
    },
    {.name = NULL}
2051 2052
};

2053 2054 2055 2056 2057 2058
VIR_ENUM_DECL(vshDomainBlockJob)
VIR_ENUM_IMPL(vshDomainBlockJob,
              VIR_DOMAIN_BLOCK_JOB_TYPE_LAST,
              N_("Unknown job"),
              N_("Block Pull"),
              N_("Block Copy"),
2059 2060
              N_("Block Commit"),
              N_("Active Block Commit"))
2061 2062 2063 2064 2065 2066 2067 2068

static const char *
vshDomainBlockJobToString(int type)
{
    const char *str = vshDomainBlockJobTypeToString(type);
    return str ? _(str) : _("Unknown job");
}

2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100
static bool
cmdBlockJob(vshControl *ctl, const vshCmd *cmd)
{
    int mode;
    virDomainBlockJobInfo info;
    int ret;
    bool abortMode = (vshCommandOptBool(cmd, "abort") ||
                      vshCommandOptBool(cmd, "async") ||
                      vshCommandOptBool(cmd, "pivot"));
    bool infoMode = vshCommandOptBool(cmd, "info");
    bool bandwidth = vshCommandOptBool(cmd, "bandwidth");

    if (abortMode + infoMode + bandwidth > 1) {
        vshError(ctl, "%s",
                 _("conflict between --abort, --info, and --bandwidth modes"));
        return false;
    }

    if (abortMode)
        mode = VSH_CMD_BLOCK_JOB_ABORT;
    else if (bandwidth)
        mode = VSH_CMD_BLOCK_JOB_SPEED;
    else
        mode = VSH_CMD_BLOCK_JOB_INFO;

    ret = blockJobImpl(ctl, cmd, &info, mode, NULL);
    if (ret < 0)
        return false;

    if (ret == 0 || mode != VSH_CMD_BLOCK_JOB_INFO)
        return true;

2101 2102
    vshPrintJobProgress(vshDomainBlockJobToString(info.type),
                        info.end - info.cur, info.end);
2103 2104 2105 2106 2107 2108 2109 2110 2111
    if (info.bandwidth != 0)
        vshPrint(ctl, _("    Bandwidth limit: %lu MiB/s\n"), info.bandwidth);
    return true;
}

/*
 * "blockpull" command
 */
static const vshCmdInfo info_block_pull[] = {
2112 2113 2114 2115 2116 2117 2118
    {.name = "help",
     .data = N_("Populate a disk from its backing image.")
    },
    {.name = "desc",
     .data = N_("Populate a disk from its backing image.")
    },
    {.name = NULL}
2119 2120 2121
};

static const vshCmdOptDef opts_block_pull[] = {
2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("fully-qualified path of disk")
    },
    {.name = "bandwidth",
     .type = VSH_OT_DATA,
     .help = N_("bandwidth limit in MiB/s")
    },
    {.name = "base",
     .type = VSH_OT_DATA,
     .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")
    },
2156 2157 2158 2159
    {.name = "keep-relative",
     .type = VSH_OT_BOOL,
     .help = N_("keep the backing chain relatively referenced")
    },
2160
    {.name = NULL}
2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172
};

static bool
cmdBlockPull(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    bool blocking = vshCommandOptBool(cmd, "wait");
    bool verbose = vshCommandOptBool(cmd, "verbose");
    int timeout = 0;
    struct sigaction sig_action;
    struct sigaction old_sig_action;
2173
    sigset_t sigmask, oldsigmask;
2174 2175 2176 2177 2178 2179 2180
    struct timeval start;
    struct timeval curr;
    const char *path = NULL;
    bool quit = false;
    int abort_flags = 0;

    if (blocking) {
2181
        if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
2182
            return false;
2183
        if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199
            return false;
        if (vshCommandOptBool(cmd, "async"))
            abort_flags |= VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC;

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

        intCaught = 0;
        sig_action.sa_sigaction = vshCatchInt;
        sig_action.sa_flags = SA_SIGINFO;
        sigemptyset(&sig_action.sa_mask);
        sigaction(SIGINT, &sig_action, &old_sig_action);

        GETTIMEOFDAY(&start);
    } else if (verbose || vshCommandOptBool(cmd, "timeout") ||
               vshCommandOptBool(cmd, "async")) {
E
Eric Blake 已提交
2200
        vshError(ctl, "%s", _("missing --wait option"));
2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214
        return false;
    }

    if (blockJobImpl(ctl, cmd, NULL, VSH_CMD_BLOCK_JOB_PULL, &dom) < 0)
        goto cleanup;

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

    while (blocking) {
        virDomainBlockJobInfo info;
2215 2216 2217 2218 2219
        int result;

        pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask);
        result = virDomainGetBlockJobInfo(dom, path, &info, 0);
        pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
2220 2221 2222 2223 2224 2225 2226 2227 2228

        if (result < 0) {
            vshError(ctl, _("failed to query job for disk %s"), path);
            goto cleanup;
        }
        if (result == 0)
            break;

        if (verbose)
2229
            vshPrintJobProgress(_("Block Pull"), info.end - info.cur, info.end);
2230 2231 2232 2233 2234

        GETTIMEOFDAY(&curr);
        if (intCaught || (timeout &&
                          (((int)(curr.tv_sec - start.tv_sec)  * 1000 +
                            (int)(curr.tv_usec - start.tv_usec) / 1000) >
E
Eric Blake 已提交
2235
                           timeout))) {
2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253
            vshDebug(ctl, VSH_ERR_DEBUG,
                     intCaught ? "interrupted" : "timeout");
            intCaught = 0;
            timeout = 0;
            quit = true;
            if (virDomainBlockJobAbort(dom, path, abort_flags) < 0) {
                vshError(ctl, _("failed to abort job for disk %s"), path);
                goto cleanup;
            }
            if (abort_flags & VIR_DOMAIN_BLOCK_JOB_ABORT_ASYNC)
                break;
        } else {
            usleep(500 * 1000);
        }
    }

    if (verbose && !quit) {
        /* printf [100 %] */
2254
        vshPrintJobProgress(_("Block Pull"), 0, 1);
2255 2256 2257 2258
    }
    vshPrint(ctl, "\n%s", quit ? _("Pull aborted") : _("Pull complete"));

    ret = true;
2259
 cleanup:
2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270
    if (dom)
        virDomainFree(dom);
    if (blocking)
        sigaction(SIGINT, &old_sig_action, NULL);
    return ret;
}

/*
 * "blockresize" command
 */
static const vshCmdInfo info_block_resize[] = {
2271 2272 2273 2274 2275 2276 2277
    {.name = "help",
     .data = N_("Resize block device of domain.")
    },
    {.name = "desc",
     .data = N_("Resize block device of domain.")
    },
    {.name = NULL}
2278 2279 2280
};

static const vshCmdOptDef opts_block_resize[] = {
2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("Fully-qualified path of block device")
    },
    {.name = "size",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("New size of the block device, as scaled integer (default KiB)")
    },
    {.name = NULL}
2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307
};

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

2308
    if (vshCommandOptStringReq(ctl, cmd, "path", (const char **) &path) < 0)
2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340
        return false;

    if (vshCommandOptScaledInt(cmd, "size", &size, 1024, ULLONG_MAX) < 0) {
        vshError(ctl, "%s", _("Unable to parse integer"));
        return false;
    }

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        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[] = {
2341 2342 2343 2344 2345 2346 2347
    {.name = "help",
     .data = N_("connect to the guest console")
    },
    {.name = "desc",
     .data = N_("Connect the virtual serial console for the guest")
    },
    {.name = NULL}
2348 2349 2350
};

static const vshCmdOptDef opts_console[] = {
2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "devname",
     .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}
2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396
};

static bool
cmdRunConsole(vshControl *ctl, virDomainPtr dom,
              const char *name,
              unsigned int flags)
{
    bool ret = false;
    int state;

    if ((state = vshDomainState(ctl, dom, NULL)) < 0) {
        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));
    vshPrintExtra(ctl, _("Escape character is %s\n"), ctl->escapeChar);
    fflush(stdout);
2397
    if (vshRunConsole(ctl, dom, name, flags) == 0)
2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417
        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;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

2418
    if (vshCommandOptStringReq(ctl, cmd, "devname", &name) < 0)
2419 2420 2421 2422 2423 2424 2425 2426 2427
        goto cleanup;

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

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

2428
 cleanup:
2429 2430 2431
    virDomainFree(dom);
    return ret;
}
2432
#endif /* WIN32 */
2433 2434 2435 2436

/* "domif-setlink" command
 */
static const vshCmdInfo info_domif_setlink[] = {
2437 2438 2439 2440 2441 2442 2443 2444
    {.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}
2445 2446 2447
};

static const vshCmdOptDef opts_domif_setlink[] = {
2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465 2466 2467 2468 2469 2470 2471
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "interface",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("interface device (MAC Address)")
    },
    {.name = "state",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("new state of the device")
    },
    {.name = "persistent",
     .type = VSH_OT_ALIAS,
     .help = "config"
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = NULL}
2472 2473 2474 2475 2476 2477 2478 2479
};

static bool
cmdDomIfSetLink(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *iface;
    const char *state;
2480 2481
    char *value;
    char *desc;
2482 2483 2484 2485 2486 2487
    virMacAddr macaddr;
    const char *element;
    const char *attr;
    bool config;
    bool ret = false;
    unsigned int flags = 0;
2488
    size_t i;
2489 2490 2491 2492
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlXPathObjectPtr obj = NULL;
    xmlNodePtr cur = NULL;
2493
    char *xml_buf = NULL;
2494 2495 2496 2497

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

2498 2499
    if (vshCommandOptStringReq(ctl, cmd, "interface", &iface) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "state", &state) < 0)
2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520 2521 2522 2523 2524 2525 2526 2527 2528 2529 2530 2531 2532 2533 2534 2535 2536 2537 2538 2539 2540 2541 2542 2543 2544 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 2567 2568
        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;

2569
 hit:
2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597
    /* 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;
    }

2598 2599
    if (!(xml_buf = virXMLNodeToString(xml, obj->nodesetval->nodeTab[i]))) {
        vshSaveLibvirtError();
2600 2601 2602 2603
        vshError(ctl, _("Failed to create XML"));
        goto cleanup;
    }

2604
    if (virDomainUpdateDeviceFlags(dom, xml_buf, flags) < 0) {
2605 2606 2607 2608 2609 2610 2611
        vshError(ctl, _("Failed to update interface link state"));
        goto cleanup;
    } else {
        vshPrint(ctl, "%s", _("Device updated successfully\n"));
        ret = true;
    }

2612
 cleanup:
2613 2614 2615
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
2616 2617
    VIR_FREE(xml_buf);
    virDomainFree(dom);
2618 2619 2620 2621 2622 2623 2624

    return ret;
}

/* "domiftune" command
 */
static const vshCmdInfo info_domiftune[] = {
2625 2626 2627 2628 2629 2630 2631
    {.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}
2632 2633 2634
};

static const vshCmdOptDef opts_domiftune[] = {
2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "interface",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("interface device (MAC Address)")
    },
    {.name = "inbound",
     .type = VSH_OT_DATA,
     .help = N_("control domain's incoming traffics")
    },
    {.name = "outbound",
     .type = VSH_OT_DATA,
     .help = N_("control domain's outgoing traffics")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
2666 2667 2668 2669 2670 2671 2672 2673
};

static bool
cmdDomIftune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *name = NULL, *device = NULL,
               *inboundStr = NULL, *outboundStr = NULL;
2674
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
2675
    int nparams = 0;
2676
    int maxparams = 0;
2677 2678 2679 2680 2681 2682
    virTypedParameterPtr params = NULL;
    bool ret = false;
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    virNetDevBandwidthRate inbound, outbound;
2683
    size_t i;
2684

2685 2686 2687 2688 2689 2690 2691
    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;
2692 2693 2694 2695

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        return false;

2696
    if (vshCommandOptStringReq(ctl, cmd, "interface", &device) < 0)
2697
        goto cleanup;
2698

2699
    if (vshCommandOptStringReq(ctl, cmd, "inbound", &inboundStr) < 0 ||
2700
        vshCommandOptStringReq(ctl, cmd, "outbound", &outboundStr) < 0)
2701 2702 2703 2704 2705 2706 2707 2708 2709 2710
        goto cleanup;

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

    if (inboundStr) {
        if (parseRateStr(inboundStr, &inbound) < 0) {
            vshError(ctl, _("inbound format is incorrect"));
            goto cleanup;
        }
2711 2712 2713 2714 2715 2716 2717 2718
        /* 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;
        }
2719
        if (inbound.average == 0 && (inbound.burst || inbound.peak)) {
2720 2721 2722
            vshError(ctl, _("inbound average is mandatory"));
            goto cleanup;
        }
2723 2724 2725 2726 2727 2728 2729 2730 2731 2732 2733 2734 2735 2736 2737 2738 2739

        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;
2740
    }
2741

2742 2743 2744 2745 2746
    if (outboundStr) {
        if (parseRateStr(outboundStr, &outbound) < 0) {
            vshError(ctl, _("outbound format is incorrect"));
            goto cleanup;
        }
2747 2748 2749 2750 2751 2752
        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;
        }
2753
        if (outbound.average == 0 && (outbound.burst || outbound.peak)) {
2754 2755 2756
            vshError(ctl, _("outbound average is mandatory"));
            goto cleanup;
        }
2757 2758 2759 2760 2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773

        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;
2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 2799 2800 2801 2802
    }

    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 {
2803 2804 2805
        if (virDomainSetInterfaceParameters(dom, device, params,
                                            nparams, flags) != 0)
            goto error;
2806 2807 2808 2809
    }

    ret = true;

2810
 cleanup:
2811
    virTypedParamsFree(params, nparams);
2812 2813
    virDomainFree(dom);
    return ret;
2814

2815
 save_error:
2816
    vshSaveLibvirtError();
2817
 error:
2818 2819
    vshError(ctl, "%s", _("Unable to set interface parameters"));
    goto cleanup;
2820 2821 2822 2823 2824 2825
}

/*
 * "suspend" command
 */
static const vshCmdInfo info_suspend[] = {
2826 2827 2828 2829 2830 2831 2832
    {.name = "help",
     .data = N_("suspend a domain")
    },
    {.name = "desc",
     .data = N_("Suspend a running domain.")
    },
    {.name = NULL}
2833 2834 2835
};

static const vshCmdOptDef opts_suspend[] = {
2836 2837 2838 2839 2840 2841
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
2842 2843 2844 2845 2846 2847 2848 2849 2850 2851 2852 2853 2854 2855 2856 2857 2858 2859 2860 2861 2862 2863 2864 2865 2866 2867 2868
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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[] = {
2869 2870 2871 2872 2873 2874
    {.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. "
2875
                "(Note: This requires a guest agent configured and running in "
2876 2877 2878
                "the guest OS).")
    },
    {.name = NULL}
2879 2880 2881
};

static const vshCmdOptDef opts_dom_pm_suspend[] = {
2882 2883 2884 2885 2886 2887 2888 2889 2890 2891 2892 2893 2894 2895 2896 2897 2898 2899
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "duration",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("duration in seconds")
    },
    {.name = "target",
     .type = VSH_OT_STRING,
     .flags = VSH_OFLAG_REQ,
     .help = N_("mem(Suspend-to-RAM), "
                "disk(Suspend-to-Disk), "
                "hybrid(Hybrid-Suspend)")
    },
    {.name = NULL}
2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912 2913 2914 2915 2916 2917 2918 2919
};

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;

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        return false;

    if (vshCommandOptULongLong(cmd, "duration", &duration) < 0) {
        vshError(ctl, _("Invalid duration argument"));
        goto cleanup;
    }

2920
    if (vshCommandOptStringReq(ctl, cmd, "target", &target) < 0)
2921 2922 2923 2924 2925 2926 2927 2928 2929 2930 2931 2932 2933 2934 2935 2936 2937 2938 2939 2940 2941 2942 2943 2944
        goto cleanup;

    if (STREQ(target, "mem"))
        suspendTarget = VIR_NODE_SUSPEND_TARGET_MEM;
    else if (STREQ(target, "disk"))
        suspendTarget = VIR_NODE_SUSPEND_TARGET_DISK;
    else if (STREQ(target, "hybrid"))
        suspendTarget = VIR_NODE_SUSPEND_TARGET_HYBRID;
    else {
        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;

2945
 cleanup:
2946 2947 2948 2949 2950 2951 2952 2953 2954
    virDomainFree(dom);
    return ret;
}

/*
 * "dompmwakeup" command
 */

static const vshCmdInfo info_dom_pm_wakeup[] = {
2955 2956 2957 2958 2959 2960 2961 2962
    {.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}
2963 2964 2965
};

static const vshCmdOptDef opts_dom_pm_wakeup[] = {
2966 2967 2968 2969 2970 2971
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
2972 2973 2974 2975 2976 2977 2978 2979 2980 2981 2982 2983 2984 2985 2986 2987 2988 2989 2990 2991 2992 2993 2994 2995
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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;

2996
 cleanup:
2997 2998 2999 3000 3001 3002 3003 3004
    virDomainFree(dom);
    return ret;
}

/*
 * "undefine" command
 */
static const vshCmdInfo info_undefine[] = {
3005 3006 3007 3008 3009 3010 3011
    {.name = "help",
     .data = N_("undefine a domain")
    },
    {.name = "desc",
     .data = N_("Undefine an inactive domain, or convert persistent to transient.")
    },
    {.name = NULL}
3012 3013 3014
};

static const vshCmdOptDef opts_undefine[] = {
3015 3016 3017 3018 3019 3020 3021 3022 3023 3024 3025 3026 3027 3028 3029 3030 3031 3032 3033 3034 3035 3036 3037 3038 3039 3040 3041
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name or uuid")
    },
    {.name = "managed-save",
     .type = VSH_OT_BOOL,
     .help = N_("remove domain managed state file")
    },
    {.name = "storage",
     .type = VSH_OT_DATA,
     .help = N_("remove associated storage volumes (comma separated list of "
                "targets or source paths) (see domblklist)")
    },
    {.name = "remove-all-storage",
     .type = VSH_OT_BOOL,
     .help = N_("remove all associated storage volumes (use with caution)")
    },
    {.name = "wipe-storage",
     .type = VSH_OT_BOOL,
     .help = N_("wipe data on the removed volumes")
    },
    {.name = "snapshots-metadata",
     .type = VSH_OT_BOOL,
     .help = N_("remove all domain snapshot metadata, if inactive")
    },
    {.name = NULL}
3042 3043
};

3044 3045 3046 3047 3048 3049
typedef struct {
    virStorageVolPtr vol;
    char *source;
    char *target;
} vshUndefineVolume;

3050 3051 3052 3053 3054 3055 3056 3057 3058 3059 3060 3061 3062 3063 3064 3065 3066 3067 3068 3069 3070 3071 3072
static bool
cmdUndefine(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    bool ret = false;
    const char *name = NULL;
    /* Flags to attempt.  */
    unsigned int flags = 0;
    /* User-requested actions.  */
    bool managed_save = vshCommandOptBool(cmd, "managed-save");
    bool snapshots_metadata = vshCommandOptBool(cmd, "snapshots-metadata");
    bool wipe_storage = vshCommandOptBool(cmd, "wipe-storage");
    bool remove_all_storage = vshCommandOptBool(cmd, "remove-all-storage");
    /* 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 */
3073 3074 3075 3076 3077 3078 3079 3080 3081 3082
    const char *vol_string = NULL;  /* string containing volumes to delete */
    char **vol_list = NULL;         /* tokenized vol_string */
    int nvol_list = 0;
    vshUndefineVolume *vols = NULL; /* info about the volumes to delete*/
    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;
3083 3084
    char *source = NULL;
    char *target = NULL;
3085
    char *pool = NULL;
3086 3087
    size_t i;
    size_t j;
3088

3089
    ignore_value(vshCommandOptString(cmd, "storage", &vol_string));
3090

3091 3092 3093 3094 3095 3096 3097
    if (!(vol_string || remove_all_storage) && wipe_storage) {
        vshError(ctl,
                 _("'--wipe-storage' requires '--storage <string>' or "
                   "'--remove-all-storage'"));
        return false;
    }

3098 3099 3100 3101 3102 3103 3104 3105 3106 3107 3108 3109 3110 3111 3112 3113
    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;
    }

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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.  */
3114 3115 3116
    if ((running = virDomainIsActive(dom)) < 0)
        goto error;

3117 3118 3119 3120 3121 3122
    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) {
3123 3124
            if (last_error->code != VIR_ERR_NO_SUPPORT)
                goto error;
3125
            vshResetLibvirtError();
3126 3127 3128 3129 3130
            has_managed_save = 0;
        }

        has_snapshots = virDomainSnapshotNum(dom, 0);
        if (has_snapshots < 0) {
3131 3132
            if (last_error->code != VIR_ERR_NO_SUPPORT)
                goto error;
3133
            vshResetLibvirtError();
3134 3135 3136 3137 3138 3139 3140 3141
            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.  */
3142
                vshResetLibvirtError();
3143 3144 3145 3146 3147 3148 3149 3150 3151 3152 3153 3154 3155 3156 3157 3158 3159 3160 3161 3162 3163
                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;
    }
    if (has_snapshots == 0) {
        snapshots_safe = true;
    }
    if (has_snapshots_metadata == 0) {
        flags &= ~VIR_DOMAIN_UNDEFINE_SNAPSHOTS_METADATA;
        snapshots_safe = true;
    }

    /* Stash domain description for later use */
3164
    if (vol_string || remove_all_storage) {
3165
        if (running) {
3166 3167 3168
            vshError(ctl,
                     _("Storage volume deletion is supported only on "
                       "stopped domains"));
3169 3170 3171
            goto cleanup;
        }

3172 3173 3174
        if (vol_string && remove_all_storage) {
            vshError(ctl,
                     _("Specified both --storage and --remove-all-storage"));
3175 3176 3177
            goto cleanup;
        }

3178 3179 3180 3181
        if (!(def = virDomainGetXMLDesc(dom, 0))) {
            vshError(ctl, _("Could not retrieve domain XML description"));
            goto cleanup;
        }
3182 3183 3184 3185 3186

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

C
Chen Hanxiao 已提交
3187
        /* tokenize the string from user and save its parts into an array */
3188 3189
        if (vol_string &&
            (nvol_list = vshStringToArray(vol_string, &vol_list)) < 0)
3190 3191
            goto error;

3192 3193 3194
        if ((nvol_nodes = virXPathNodeSet("./devices/disk", ctxt,
                                          &vol_nodes)) < 0)
            goto error;
3195

3196
        for (i = 0; i < nvol_nodes; i++) {
3197
            ctxt->node = vol_nodes[i];
3198
            vshUndefineVolume vol;
3199 3200
            VIR_FREE(source);
            VIR_FREE(target);
3201
            VIR_FREE(pool);
3202 3203 3204 3205 3206 3207 3208 3209 3210

            /* 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|"
3211 3212
                                          "./source/@dev|"
                                          "./source/@volume)", ctxt)))
3213
                continue;
3214

3215 3216
            pool = virXPathString("string(./source/@pool)", ctxt);

3217
            /* lookup if volume was selected by user */
3218 3219 3220 3221 3222 3223 3224
            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;
3225 3226 3227
                        break;
                    }
                }
3228
                if (!found)
3229 3230 3231
                    continue;
            }

3232 3233 3234 3235 3236 3237 3238 3239 3240 3241 3242 3243 3244 3245 3246 3247 3248 3249 3250 3251 3252 3253 3254 3255 3256 3257 3258
            if (pool) {
                virStoragePoolPtr storagepool = NULL;

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

                if (!(storagepool = virStoragePoolLookupByName(ctl->conn,
                                                               pool))) {
                    vshPrint(ctl,
                             _("Storage pool '%s' for volume '%s' not found."),
                             pool, target);
                    vshResetLibvirtError();
                    continue;
                }

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

            } else {
               vol.vol = virStorageVolLookupByPath(ctl->conn, source);
            }

            if (!vol.vol) {
3259 3260 3261
                vshPrint(ctl,
                         _("Storage volume '%s'(%s) is not managed by libvirt. "
                           "Remove it manually.\n"), target, source);
3262
                vshResetLibvirtError();
3263 3264
                continue;
            }
3265 3266 3267

            vol.source = source;
            vol.target = target;
3268 3269
            source = NULL;
            target = NULL;
3270 3271
            if (VIR_APPEND_ELEMENT(vols, nvols, vol) < 0)
                goto cleanup;
3272 3273 3274
        }

        /* print volumes specified by user that were not found in domain definition */
3275 3276 3277 3278 3279 3280 3281 3282
        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;
3283 3284 3285
                }
            }

3286
            if (found)
3287 3288
                goto cleanup;
        }
3289 3290 3291 3292 3293 3294 3295 3296 3297 3298 3299 3300 3301
    }

    /* 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
     * above that the new API is safe.  */
    if (managed_save_safe && snapshots_safe) {
        rc = virDomainUndefineFlags(dom, flags);
        if (rc == 0 || (last_error->code != VIR_ERR_NO_SUPPORT &&
                        last_error->code != VIR_ERR_INVALID_ARG))
            goto out;
3302
        vshResetLibvirtError();
3303 3304 3305 3306 3307 3308 3309 3310 3311 3312 3313 3314
    }

    /* 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
3315
            vshReportError(ctl);
3316 3317 3318 3319 3320 3321 3322 3323 3324 3325 3326 3327 3328 3329 3330 3331 3332
            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);

3333
 out:
3334 3335 3336 3337 3338 3339 3340 3341 3342
    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 */
3343
    if (nvols) {
3344
        for (i = 0; i < nvols; i++) {
3345
            if (wipe_storage) {
3346
                vshPrint(ctl, _("Wiping volume '%s'(%s) ... "),
3347
                         vols[i].target, vols[i].source);
3348
                fflush(stdout);
3349
                if (virStorageVolWipe(vols[i].vol, 0) < 0) {
3350
                    vshError(ctl, _("Failed! Volume not removed."));
3351
                    ret = false;
3352 3353 3354 3355 3356 3357 3358
                    continue;
                } else {
                    vshPrint(ctl, _("Done.\n"));
                }
            }

            /* delete the volume */
3359
            if (virStorageVolDelete(vols[i].vol, 0) < 0) {
3360
                vshError(ctl, _("Failed to remove storage volume '%s'(%s)"),
3361
                         vols[i].target, vols[i].source);
3362 3363 3364
                ret = false;
            } else {
                vshPrint(ctl, _("Volume '%s'(%s) removed.\n"),
3365
                         vols[i].target, vols[i].source);
3366 3367 3368 3369
            }
        }
    }

3370
 cleanup:
3371 3372
    VIR_FREE(source);
    VIR_FREE(target);
3373
    VIR_FREE(pool);
3374
    for (i = 0; i < nvols; i++) {
3375 3376 3377 3378
        VIR_FREE(vols[i].source);
        VIR_FREE(vols[i].target);
        if (vols[i].vol)
            virStorageVolFree(vols[i].vol);
3379
    }
3380 3381 3382 3383 3384
    VIR_FREE(vols);

    for (i = 0; i < nvol_list; i++)
        VIR_FREE(vol_list[i]);
    VIR_FREE(vol_list);
3385

3386 3387 3388 3389 3390 3391
    VIR_FREE(def);
    VIR_FREE(vol_nodes);
    xmlFreeDoc(doc);
    xmlXPathFreeContext(ctxt);
    virDomainFree(dom);
    return ret;
3392

3393
 error:
E
Eric Blake 已提交
3394
    vshReportError(ctl);
3395
    goto cleanup;
3396 3397 3398 3399 3400 3401
}

/*
 * "start" command
 */
static const vshCmdInfo info_start[] = {
3402 3403 3404 3405 3406
    {.name = "help",
     .data = N_("start a (previously defined) inactive domain")
    },
    {.name = "desc",
     .data = N_("Start a domain, either from the last managedsave\n"
3407
                "    state, or via a fresh boot if no managedsave state\n"
3408 3409 3410
                "    is present.")
    },
    {.name = NULL}
3411 3412 3413
};

static const vshCmdOptDef opts_start[] = {
3414 3415 3416 3417 3418
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("name of the inactive domain")
    },
3419
#ifndef WIN32
3420 3421 3422 3423
    {.name = "console",
     .type = VSH_OT_BOOL,
     .help = N_("attach to console after creation")
    },
3424
#endif
3425 3426 3427 3428 3429 3430 3431 3432 3433 3434 3435 3436 3437 3438 3439 3440
    {.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")
    },
3441 3442 3443 3444
    {.name = "pass-fds",
     .type = VSH_OT_STRING,
     .help = N_("pass file descriptors N,M,... to the guest")
    },
3445
    {.name = NULL}
3446 3447
};

3448 3449 3450 3451 3452 3453 3454 3455 3456 3457 3458 3459 3460 3461 3462 3463 3464 3465 3466 3467 3468 3469 3470 3471 3472 3473 3474 3475 3476 3477 3478 3479 3480 3481 3482 3483 3484 3485 3486 3487 3488 3489
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;

    if (vshCommandOptString(cmd, "pass-fds", &fdopt) <= 0)
        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;

3490
 error:
3491 3492 3493 3494 3495
    virStringFreeList(fdlist);
    VIR_FREE(fds);
    return -1;
}

3496 3497 3498 3499 3500 3501 3502 3503 3504 3505
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;
3506 3507
    size_t nfds = 0;
    int *fds = NULL;
3508 3509 3510 3511 3512 3513 3514

    if (!(dom = vshCommandOptDomainBy(ctl, cmd, NULL,
                                      VSH_BYNAME | VSH_BYUUID)))
        return false;

    if (virDomainGetID(dom) != (unsigned int)-1) {
        vshError(ctl, "%s", _("Domain is already active"));
3515
        goto cleanup;
3516 3517
    }

3518
    if (cmdStartGetFDs(ctl, cmd, &nfds, &fds) < 0)
3519
        goto cleanup;
3520

3521 3522 3523 3524 3525 3526 3527 3528 3529 3530 3531
    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) {
3532 3533 3534
        if ((nfds ?
             virDomainCreateWithFiles(dom, nfds, fds, flags) :
             virDomainCreateWithFlags(dom, flags)) == 0)
3535 3536 3537
            goto started;
        if (last_error->code != VIR_ERR_NO_SUPPORT &&
            last_error->code != VIR_ERR_INVALID_ARG) {
E
Eric Blake 已提交
3538
            vshReportError(ctl);
3539 3540
            goto cleanup;
        }
3541
        vshResetLibvirtError();
3542 3543 3544
        rc = virDomainHasManagedSaveImage(dom, 0);
        if (rc < 0) {
            /* No managed save image to remove */
3545
            vshResetLibvirtError();
3546 3547
        } else if (rc > 0) {
            if (virDomainManagedSaveRemove(dom, 0) < 0) {
E
Eric Blake 已提交
3548
                vshReportError(ctl);
3549 3550 3551 3552 3553 3554 3555
                goto cleanup;
            }
        }
        flags &= ~VIR_DOMAIN_START_FORCE_BOOT;
    }

    /* Prefer older API unless we have to pass a flag.  */
3556 3557 3558
    if ((nfds ? virDomainCreateWithFiles(dom, nfds, fds, flags) :
         (flags ? virDomainCreateWithFlags(dom, flags)
          : virDomainCreate(dom))) < 0) {
3559 3560 3561 3562
        vshError(ctl, _("Failed to start domain %s"), virDomainGetName(dom));
        goto cleanup;
    }

3563
 started:
3564 3565 3566 3567 3568 3569 3570 3571 3572
    vshPrint(ctl, _("Domain %s started\n"),
             virDomainGetName(dom));
#ifndef WIN32
    if (console && !cmdRunConsole(ctl, dom, NULL, 0))
        goto cleanup;
#endif

    ret = true;

3573
 cleanup:
3574
    virDomainFree(dom);
3575
    VIR_FREE(fds);
3576 3577 3578 3579 3580 3581 3582
    return ret;
}

/*
 * "save" command
 */
static const vshCmdInfo info_save[] = {
3583 3584 3585 3586 3587 3588 3589
    {.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}
3590 3591 3592
};

static const vshCmdOptDef opts_save[] = {
3593 3594 3595 3596 3597 3598 3599 3600 3601 3602 3603 3604 3605 3606 3607 3608 3609 3610 3611 3612 3613 3614 3615 3616 3617 3618 3619 3620 3621 3622 3623
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when saving")
    },
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("where to save the data")
    },
    {.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}
3624 3625 3626 3627 3628 3629 3630 3631 3632 3633 3634 3635 3636 3637 3638 3639 3640 3641 3642 3643 3644 3645
};

static void
doSave(void *opaque)
{
    vshCtrlData *data = opaque;
    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;

3646
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
3647 3648 3649 3650 3651 3652 3653 3654 3655
        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;

3656
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
3657 3658 3659 3660 3661 3662
        goto out;

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        goto out;

    if (xmlfile &&
3663 3664
        virFileReadAll(xmlfile, 8192, &xml) < 0) {
        vshReportError(ctl);
3665
        goto out;
3666
    }
3667 3668 3669 3670 3671 3672 3673 3674 3675 3676

    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';

3677
 out:
3678
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
3679
 out_sig:
3680 3681 3682 3683 3684
    if (dom) virDomainFree(dom);
    VIR_FREE(xml);
    ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
}

3685 3686
typedef void (*jobWatchTimeoutFunc)(vshControl *ctl, virDomainPtr dom,
                                    void *opaque);
E
Eric Blake 已提交
3687

E
Eric Blake 已提交
3688 3689 3690 3691 3692
static bool
vshWatchJob(vshControl *ctl,
            virDomainPtr dom,
            bool verbose,
            int pipe_fd,
3693
            int timeout_ms,
E
Eric Blake 已提交
3694 3695 3696 3697 3698 3699
            jobWatchTimeoutFunc timeout_func,
            void *opaque,
            const char *label)
{
    struct sigaction sig_action;
    struct sigaction old_sig_action;
3700 3701
    struct pollfd pollfd[2] = {{.fd = pipe_fd, .events = POLLIN, .revents = 0},
                               {.fd = STDIN_FILENO, .events = POLLIN, .revents = 0}};
E
Eric Blake 已提交
3702 3703 3704 3705 3706 3707
    struct timeval start, curr;
    virDomainJobInfo jobinfo;
    int ret = -1;
    char retchar;
    bool functionReturn = false;
    sigset_t sigmask, oldsigmask;
3708
    bool jobStarted = false;
3709
    nfds_t npollfd = 2;
E
Eric Blake 已提交
3710 3711 3712 3713 3714 3715 3716 3717 3718 3719

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

    intCaught = 0;
    sig_action.sa_sigaction = vshCatchInt;
    sig_action.sa_flags = SA_SIGINFO;
    sigemptyset(&sig_action.sa_mask);
    sigaction(SIGINT, &sig_action, &old_sig_action);

3720 3721 3722 3723
    /* don't poll on STDIN if we are not using a terminal */
    if (!vshTTYAvailable(ctl))
        npollfd = 1;

E
Eric Blake 已提交
3724 3725
    GETTIMEOFDAY(&start);
    while (1) {
3726
        ret = poll((struct pollfd *)&pollfd, npollfd, 500);
E
Eric Blake 已提交
3727
        if (ret > 0) {
3728 3729 3730 3731 3732 3733 3734 3735 3736 3737 3738
            if (pollfd[1].revents & POLLIN &&
                saferead(STDIN_FILENO, &retchar, sizeof(retchar)) > 0) {
                if (vshTTYIsInterruptCharacter(ctl, retchar)) {
                    virDomainAbortJob(dom);
                    goto cleanup;
                } else {
                    continue;
                }
            }

            if (pollfd[0].revents & POLLIN &&
E
Eric Blake 已提交
3739 3740 3741 3742
                saferead(pipe_fd, &retchar, sizeof(retchar)) > 0 &&
                retchar == '0') {
                if (verbose) {
                    /* print [100 %] */
3743
                    vshPrintJobProgress(label, 0, 1);
E
Eric Blake 已提交
3744 3745 3746 3747 3748 3749 3750 3751 3752 3753 3754 3755
                }
                break;
            }
            goto cleanup;
        }

        if (ret < 0) {
            if (errno == EINTR) {
                if (intCaught) {
                    virDomainAbortJob(dom);
                    intCaught = 0;
                } else {
3756
                    continue;
E
Eric Blake 已提交
3757 3758 3759 3760 3761 3762
                }
            }
            goto cleanup;
        }

        GETTIMEOFDAY(&curr);
3763 3764 3765
        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
3766 3767 3768 3769
            /* suspend the domain when migration timeouts. */
            vshDebug(ctl, VSH_ERR_DEBUG, "%s timeout", label);
            if (timeout_func)
                (timeout_func)(ctl, dom, opaque);
3770
            timeout_ms = 0;
E
Eric Blake 已提交
3771 3772
        }

3773
        if (verbose || !jobStarted) {
E
Eric Blake 已提交
3774 3775 3776
            pthread_sigmask(SIG_BLOCK, &sigmask, &oldsigmask);
            ret = virDomainGetJobInfo(dom, &jobinfo);
            pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
3777 3778 3779 3780 3781 3782 3783 3784 3785 3786 3787 3788 3789 3790
            if (ret == 0) {
                if (verbose)
                    vshPrintJobProgress(label, jobinfo.dataRemaining,
                                        jobinfo.dataTotal);

                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
3791 3792 3793 3794 3795
        }
    }

    functionReturn = true;

3796
 cleanup:
E
Eric Blake 已提交
3797
    sigaction(SIGINT, &old_sig_action, NULL);
3798
    vshTTYRestore(ctl);
E
Eric Blake 已提交
3799 3800 3801
    return functionReturn;
}

3802 3803 3804 3805 3806 3807 3808 3809 3810 3811 3812 3813 3814 3815 3816
static bool
cmdSave(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = false;
    virDomainPtr dom = NULL;
    int p[2] = {-1. -1};
    virThread workerThread;
    bool verbose = false;
    vshCtrlData data;
    const char *to = NULL;
    const char *name = NULL;

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        return false;

3817
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
3818 3819 3820 3821 3822 3823 3824 3825 3826 3827 3828 3829 3830 3831 3832 3833 3834 3835 3836 3837 3838 3839 3840 3841 3842
        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;

    ret = vshWatchJob(ctl, dom, verbose, p[0], 0, NULL, NULL, _("Save"));

    virThreadJoin(&workerThread);

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

3843
 cleanup:
3844 3845 3846 3847 3848 3849 3850 3851 3852
    if (dom)
        virDomainFree(dom);
    return ret;
}

/*
 * "save-image-dumpxml" command
 */
static const vshCmdInfo info_save_image_dumpxml[] = {
3853 3854 3855 3856 3857 3858 3859
    {.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}
3860 3861 3862
};

static const vshCmdOptDef opts_save_image_dumpxml[] = {
3863 3864 3865 3866 3867 3868 3869 3870 3871 3872
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("saved state file to read")
    },
    {.name = "security-info",
     .type = VSH_OT_BOOL,
     .help = N_("include security sensitive information in XML dump")
    },
    {.name = NULL}
3873 3874 3875 3876 3877 3878 3879 3880 3881 3882 3883 3884 3885
};

static bool
cmdSaveImageDumpxml(vshControl *ctl, const vshCmd *cmd)
{
    const char *file = NULL;
    bool ret = false;
    unsigned int flags = 0;
    char *xml = NULL;

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

3886
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
3887 3888 3889 3890 3891 3892 3893 3894 3895
        return false;

    xml = virDomainSaveImageGetXMLDesc(ctl->conn, file, flags);
    if (!xml)
        goto cleanup;

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

3896
 cleanup:
3897 3898 3899 3900 3901 3902 3903 3904
    VIR_FREE(xml);
    return ret;
}

/*
 * "save-image-define" command
 */
static const vshCmdInfo info_save_image_define[] = {
3905 3906 3907 3908 3909 3910 3911
    {.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}
3912 3913 3914
};

static const vshCmdOptDef opts_save_image_define[] = {
3915 3916 3917 3918 3919 3920 3921 3922 3923 3924 3925 3926 3927 3928 3929 3930 3931 3932 3933
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("saved state file to modify")
    },
    {.name = "xml",
     .type = VSH_OT_STRING,
     .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}
3934 3935 3936 3937 3938 3939 3940 3941 3942 3943 3944 3945 3946 3947 3948 3949
};

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;

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

3950
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
3951 3952
        return false;

3953
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
3954 3955 3956 3957 3958 3959 3960 3961 3962 3963 3964 3965 3966
        return false;

    if (virFileReadAll(xmlfile, 8192, &xml) < 0)
        goto cleanup;

    if (virDomainSaveImageDefineXML(ctl->conn, file, xml, flags) < 0) {
        vshError(ctl, _("Failed to update %s"), file);
        goto cleanup;
    }

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

3967
 cleanup:
3968 3969 3970 3971 3972 3973 3974 3975
    VIR_FREE(xml);
    return ret;
}

/*
 * "save-image-edit" command
 */
static const vshCmdInfo info_save_image_edit[] = {
3976 3977 3978 3979 3980 3981 3982
    {.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}
3983 3984 3985
};

static const vshCmdOptDef opts_save_image_edit[] = {
3986 3987 3988 3989 3990 3991 3992 3993 3994 3995 3996 3997 3998 3999
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("saved state file to edit")
    },
    {.name = "running",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be running on restore")
    },
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("set domain to be paused on restore")
    },
    {.name = NULL}
4000 4001 4002 4003 4004 4005 4006 4007 4008 4009 4010 4011 4012 4013 4014 4015 4016 4017 4018 4019
};

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;

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

    /* Normally, we let the API reject mutually exclusive flags.
     * However, in the edit cycle, we let the user retry if the define
     * step fails, but the define step will always fail on invalid
     * flags, so we reject it up front to avoid looping.  */
    if (define_flags == (VIR_DOMAIN_SAVE_RUNNING | VIR_DOMAIN_SAVE_PAUSED)) {
4020
        vshError(ctl, "%s", _("--running and --paused are mutually exclusive"));
4021 4022 4023
        return false;
    }

4024
    if (vshCommandOptStringReq(ctl, cmd, "file", &file) < 0)
4025 4026 4027 4028 4029 4030 4031 4032 4033
        return false;

#define EDIT_GET_XML \
    virDomainSaveImageGetXMLDesc(ctl->conn, file, getxml_flags)
#define EDIT_NOT_CHANGED \
    vshPrint(ctl, _("Saved image %s XML configuration " \
                    "not changed.\n"), file);           \
    ret = true; goto edit_cleanup;
#define EDIT_DEFINE \
4034
    (virDomainSaveImageDefineXML(ctl->conn, file, doc_edited, define_flags) == 0)
4035 4036 4037 4038 4039 4040
#define EDIT_FREE /* */
#include "virsh-edit.c"

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

4041
 cleanup:
4042 4043 4044 4045 4046 4047 4048
    return ret;
}

/*
 * "managedsave" command
 */
static const vshCmdInfo info_managedsave[] = {
4049 4050 4051 4052 4053
    {.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"
4054 4055
                "    the same state at a later time.  When the virsh 'start'\n"
                "    command is next run for the domain, it will automatically\n"
4056 4057 4058
                "    be started from this saved state.")
    },
    {.name = NULL}
4059 4060 4061
};

static const vshCmdOptDef opts_managedsave[] = {
4062 4063 4064 4065 4066 4067 4068 4069 4070 4071 4072 4073 4074 4075 4076 4077 4078 4079 4080 4081 4082 4083
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when saving")
    },
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.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}
4084 4085 4086 4087 4088 4089 4090 4091 4092 4093 4094 4095 4096 4097 4098 4099 4100 4101 4102 4103 4104 4105 4106 4107 4108 4109 4110 4111 4112 4113 4114 4115 4116 4117 4118
};

static void
doManagedsave(void *opaque)
{
    char ret = '1';
    vshCtrlData *data = opaque;
    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;

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        goto out;

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

    ret = '0';
4119
 out:
4120
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
4121
 out_sig:
4122 4123 4124 4125 4126 4127 4128 4129 4130 4131 4132 4133 4134 4135 4136 4137 4138 4139 4140 4141 4142 4143 4144 4145 4146 4147 4148 4149 4150 4151 4152 4153 4154 4155 4156 4157 4158 4159 4160 4161 4162 4163 4164
    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;
    vshCtrlData data;
    virThread workerThread;

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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;

    ret = vshWatchJob(ctl, dom, verbose, p[0], 0,
                      NULL, NULL, _("Managedsave"));

    virThreadJoin(&workerThread);

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

4165
 cleanup:
4166 4167 4168 4169 4170 4171 4172 4173 4174 4175
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return ret;
}

/*
 * "managedsave-remove" command
 */
static const vshCmdInfo info_managedsaveremove[] = {
4176 4177 4178 4179 4180 4181 4182
    {.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}
4183 4184 4185
};

static const vshCmdOptDef opts_managedsaveremove[] = {
4186 4187 4188 4189 4190 4191
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
4192 4193 4194 4195 4196 4197 4198 4199 4200 4201 4202 4203 4204 4205 4206 4207 4208 4209 4210 4211 4212 4213 4214 4215 4216 4217 4218 4219 4220 4221 4222 4223 4224 4225
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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;

4226
 cleanup:
4227 4228 4229 4230 4231 4232 4233 4234
    virDomainFree(dom);
    return ret;
}

/*
 * "schedinfo" command
 */
static const vshCmdInfo info_schedinfo[] = {
4235 4236 4237 4238 4239 4240 4241
    {.name = "help",
     .data = N_("show/set scheduler parameters")
    },
    {.name = "desc",
     .data = N_("Show/Set scheduler parameters.")
    },
    {.name = NULL}
4242 4243 4244
};

static const vshCmdOptDef opts_schedinfo[] = {
4245 4246 4247 4248 4249 4250 4251
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "weight",
     .type = VSH_OT_INT,
4252
     .flags = VSH_OFLAG_REQ_OPT,
4253 4254 4255 4256
     .help = N_("weight for XEN_CREDIT")
    },
    {.name = "cap",
     .type = VSH_OT_INT,
4257
     .flags = VSH_OFLAG_REQ_OPT,
4258 4259 4260 4261 4262 4263 4264 4265 4266 4267 4268 4269 4270 4271
     .help = N_("cap for XEN_CREDIT")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("get/set current scheduler info")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("get/set value to be used on next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("get/set value from running domain")
    },
4272 4273 4274 4275 4276
    {.name = "set",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_NONE,
     .help = N_("parameter=value")
    },
4277
    {.name = NULL}
4278 4279
};

4280 4281 4282 4283 4284 4285 4286 4287 4288
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;
4289
    size_t i;
4290 4291 4292 4293 4294 4295 4296 4297 4298 4299 4300 4301 4302 4303 4304 4305 4306 4307 4308 4309 4310 4311 4312 4313

    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;
}

4314 4315
static int
cmdSchedInfoUpdate(vshControl *ctl, const vshCmd *cmd,
4316 4317
                   virTypedParameterPtr src_params, int nsrc_params,
                   virTypedParameterPtr *update_params)
4318
{
4319 4320
    char *set_field = NULL;
    char *set_val = NULL;
4321 4322
    const char *val = NULL;
    const vshCmdOpt *opt = NULL;
4323 4324
    virTypedParameterPtr params = NULL;
    int nparams = 0;
4325
    int maxparams = 0;
4326 4327 4328
    int ret = -1;
    int rv;

4329 4330
    while ((opt = vshCommandOptArgv(cmd, opt))) {
        set_field = vshStrdup(ctl, opt->data);
4331
        if (!(set_val = strchr(set_field, '='))) {
4332 4333
            vshError(ctl, "%s", _("Invalid syntax for --set, "
                                  "expecting name=value"));
4334
            goto cleanup;
4335
        }
4336 4337 4338 4339

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

4340 4341 4342 4343
        if (cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                                  &params, &nparams, &maxparams,
                                  set_field, set_val) < 0)
            goto cleanup;
4344

4345 4346
        VIR_FREE(set_field);
    }
4347

4348 4349 4350 4351 4352 4353 4354
    rv = vshCommandOptStringReq(ctl, cmd, "cap", &val);
    if (rv < 0 ||
        (val &&
         cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                               &params, &nparams, &maxparams,
                               "cap", val) < 0))
        goto cleanup;
4355

4356 4357 4358 4359 4360 4361 4362
    rv = vshCommandOptStringReq(ctl, cmd, "weight", &val);
    if (rv < 0 ||
        (val &&
         cmdSchedInfoUpdateOne(ctl, src_params, nsrc_params,
                               &params, &nparams, &maxparams,
                               "weight", val) < 0))
        goto cleanup;
4363

4364
    ret = nparams;
4365
    *update_params = params;
4366 4367
    params = NULL;

4368
 cleanup:
4369
    VIR_FREE(set_field);
4370
    virTypedParamsFree(params, nparams);
4371
    return ret;
4372 4373 4374 4375 4376 4377 4378 4379
}

static bool
cmdSchedinfo(vshControl *ctl, const vshCmd *cmd)
{
    char *schedulertype;
    virDomainPtr dom;
    virTypedParameterPtr params = NULL;
4380
    virTypedParameterPtr updates = NULL;
4381
    int nparams = 0;
4382
    int nupdates = 0;
4383 4384
    size_t i;
    int ret;
4385
    bool ret_val = false;
4386
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
4387 4388 4389 4390
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

4391 4392 4393 4394 4395 4396 4397
    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;
4398 4399 4400 4401 4402 4403 4404

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    /* Print SchedulerType */
    schedulertype = virDomainGetSchedulerType(dom, &nparams);
    if (schedulertype != NULL) {
P
Peter Krempa 已提交
4405
        vshPrint(ctl, "%-15s: %s\n", _("Scheduler"), schedulertype);
4406 4407 4408 4409 4410 4411 4412 4413 4414 4415 4416 4417 4418 4419 4420 4421 4422 4423 4424 4425 4426 4427 4428 4429 4430
        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 */
4431 4432 4433
        if ((nupdates = cmdSchedInfoUpdate(ctl, cmd, params, nparams,
                                           &updates)) < 0)
            goto cleanup;
4434 4435

        /* Update parameters & refresh data */
4436
        if (nupdates > 0) {
4437
            if (flags || current)
4438 4439
                ret = virDomainSetSchedulerParametersFlags(dom, updates,
                                                           nupdates, flags);
4440
            else
4441 4442
                ret = virDomainSetSchedulerParameters(dom, updates, nupdates);

4443 4444 4445 4446 4447 4448 4449 4450 4451 4452 4453 4454 4455 4456 4457 4458 4459 4460 4461 4462 4463 4464 4465 4466 4467 4468 4469 4470 4471 4472
            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:
4473 4474
    virTypedParamsFree(params, nparams);
    virTypedParamsFree(updates, nupdates);
4475 4476 4477 4478 4479 4480 4481 4482
    virDomainFree(dom);
    return ret_val;
}

/*
 * "restore" command
 */
static const vshCmdInfo info_restore[] = {
4483 4484 4485 4486 4487 4488 4489
    {.name = "help",
     .data = N_("restore a domain from a saved state in a file")
    },
    {.name = "desc",
     .data = N_("Restore a domain.")
    },
    {.name = NULL}
4490 4491 4492
};

static const vshCmdOptDef opts_restore[] = {
4493 4494 4495 4496 4497 4498 4499 4500 4501 4502 4503 4504 4505 4506 4507 4508 4509 4510 4511 4512 4513 4514
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the state to restore")
    },
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
     .help = N_("avoid file system cache when restoring")
    },
    {.name = "xml",
     .type = VSH_OT_STRING,
     .help = N_("filename containing updated XML for the target")
    },
    {.name = "running",
     .type = VSH_OT_BOOL,
     .help = N_("restore domain into running state")
    },
    {.name = "paused",
     .type = VSH_OT_BOOL,
     .help = N_("restore domain into paused state")
    },
    {.name = NULL}
4515 4516 4517 4518 4519 4520 4521 4522 4523 4524 4525
};

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;

4526
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
4527 4528 4529 4530 4531 4532 4533 4534 4535
        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;

4536
    if (vshCommandOptStringReq(ctl, cmd, "xml", &xmlfile) < 0)
4537 4538 4539 4540 4541 4542 4543 4544 4545 4546 4547 4548 4549 4550 4551 4552
        return false;

    if (xmlfile &&
        virFileReadAll(xmlfile, 8192, &xml) < 0)
        goto cleanup;

    if (((flags || xml)
         ? virDomainRestoreFlags(ctl->conn, from, xml, flags)
         : virDomainRestore(ctl->conn, from)) < 0) {
        vshError(ctl, _("Failed to restore domain from %s"), from);
        goto cleanup;
    }

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

4553
 cleanup:
4554 4555 4556 4557 4558 4559 4560 4561
    VIR_FREE(xml);
    return ret;
}

/*
 * "dump" command
 */
static const vshCmdInfo info_dump[] = {
4562 4563 4564 4565 4566 4567 4568
    {.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}
4569 4570 4571
};

static const vshCmdOptDef opts_dump[] = {
4572 4573 4574 4575 4576 4577 4578 4579 4580 4581
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("perform a live core dump if supported")
    },
    {.name = "crash",
     .type = VSH_OT_BOOL,
     .help = N_("crash the domain after core dump")
    },
    {.name = "bypass-cache",
     .type = VSH_OT_BOOL,
4582
     .help = N_("avoid file system cache when dumping")
4583 4584 4585 4586 4587 4588 4589 4590 4591 4592 4593 4594 4595 4596 4597 4598 4599 4600 4601 4602 4603 4604 4605
    },
    {.name = "reset",
     .type = VSH_OT_BOOL,
     .help = N_("reset the domain after core dump")
    },
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("where to dump the core")
    },
    {.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")
    },
4606 4607 4608 4609
    {.name = "format",
     .type = VSH_OT_DATA,
     .help = N_("specify the format of memory-only dump")
    },
4610
    {.name = NULL}
4611 4612 4613 4614 4615 4616 4617 4618 4619 4620 4621 4622 4623 4624
};

static void
doDump(void *opaque)
{
    char ret = '1';
    vshCtrlData *data = opaque;
    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;
4625 4626
    const char *format = NULL;
    unsigned int dumpformat = VIR_DOMAIN_CORE_DUMP_FORMAT_RAW;
4627 4628 4629 4630 4631 4632

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

4633
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
4634 4635 4636 4637 4638 4639 4640 4641 4642 4643 4644 4645 4646 4647 4648 4649
        goto out;

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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;

4650 4651 4652 4653 4654 4655 4656 4657 4658 4659 4660 4661 4662 4663 4664 4665 4666 4667 4668 4669 4670 4671 4672 4673 4674 4675 4676 4677 4678 4679 4680 4681 4682 4683
    if (vshCommandOptBool(cmd, "format")) {
        if (!(flags & VIR_DUMP_MEMORY_ONLY)) {
            vshError(ctl, "%s", _("--format only works with --memory-only"));
            goto out;
        }

        if (vshCommandOptString(cmd, "format", &format)) {
            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;
        }
4684 4685 4686
    }

    ret = '0';
4687
 out:
4688
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
4689
 out_sig:
4690 4691 4692 4693 4694 4695 4696 4697 4698 4699 4700 4701 4702 4703 4704 4705 4706 4707 4708 4709
    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;
    vshCtrlData data;
    virThread workerThread;

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        return false;

4710
    if (vshCommandOptStringReq(ctl, cmd, "file", &to) < 0)
4711
        goto cleanup;
4712 4713 4714 4715 4716 4717 4718 4719 4720 4721 4722 4723 4724 4725 4726 4727 4728 4729 4730 4731 4732 4733 4734 4735

    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;

    ret = vshWatchJob(ctl, dom, verbose, p[0], 0, NULL, NULL, _("Dump"));

    virThreadJoin(&workerThread);

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

4736
 cleanup:
4737 4738 4739 4740 4741 4742 4743
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return ret;
}

static const vshCmdInfo info_screenshot[] = {
4744 4745 4746 4747 4748 4749 4750 4751
    {.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}
4752 4753 4754
};

static const vshCmdOptDef opts_screenshot[] = {
4755 4756 4757 4758 4759 4760 4761 4762 4763 4764 4765 4766 4767 4768
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .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}
4769 4770 4771 4772 4773 4774 4775 4776 4777
};

/**
 * Generate string: '<domain name>-<timestamp>[<extension>]'
 */
static char *
vshGenFileName(vshControl *ctl, virDomainPtr dom, const char *mime)
{
    char timestr[100];
4778
    time_t cur_time;
4779 4780 4781 4782 4783 4784 4785 4786 4787 4788 4789 4790 4791 4792 4793
    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 */

4794
    time(&cur_time);
4795
    localtime_r(&cur_time, &time_info);
4796 4797 4798 4799 4800 4801 4802 4803 4804 4805 4806 4807 4808 4809 4810 4811 4812 4813 4814 4815 4816 4817 4818 4819 4820 4821
    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 */
    int ret = false;
    bool created = false;
    bool generated = false;
    char *mime = NULL;

4822
    if (vshCommandOptStringReq(ctl, cmd, "file", (const char **) &file) < 0)
4823 4824 4825 4826 4827 4828 4829 4830 4831 4832
        return false;

    if (vshCommandOptUInt(cmd, "screen", &screen) < 0) {
        vshError(ctl, "%s", _("invalid screen ID"));
        return false;
    }

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        return false;

4833 4834
    if (!(st = virStreamNew(ctl->conn, 0)))
        goto cleanup;
4835 4836 4837 4838 4839 4840 4841 4842

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

    if (!file) {
4843 4844
        if (!(file = vshGenFileName(ctl, dom, mime)))
            goto cleanup;
4845 4846 4847 4848 4849 4850 4851 4852 4853 4854 4855 4856 4857 4858 4859 4860 4861 4862 4863 4864 4865 4866 4867 4868 4869 4870 4871 4872 4873 4874 4875
        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;
    }

    if (virStreamRecvAll(st, vshStreamSink, &fd) < 0) {
        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;

4876
 cleanup:
4877 4878 4879 4880 4881 4882 4883 4884 4885 4886 4887 4888 4889 4890 4891 4892
    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;
}

/*
 * "resume" command
 */
static const vshCmdInfo info_resume[] = {
4893 4894 4895 4896 4897 4898 4899
    {.name = "help",
     .data = N_("resume a domain")
    },
    {.name = "desc",
     .data = N_("Resume a previously suspended domain.")
    },
    {.name = NULL}
4900 4901 4902
};

static const vshCmdOptDef opts_resume[] = {
4903 4904 4905 4906 4907 4908
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
4909 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 4935
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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[] = {
4936 4937 4938 4939 4940 4941 4942
    {.name = "help",
     .data = N_("gracefully shutdown a domain")
    },
    {.name = "desc",
     .data = N_("Run shutdown in the target domain.")
    },
    {.name = NULL}
4943 4944 4945
};

static const vshCmdOptDef opts_shutdown[] = {
4946 4947 4948 4949 4950 4951 4952
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mode",
     .type = VSH_OT_STRING,
4953
     .help = N_("shutdown mode: acpi|agent|initctl|signal|paravirt")
4954 4955
    },
    {.name = NULL}
4956 4957 4958 4959 4960
};

static bool
cmdShutdown(vshControl *ctl, const vshCmd *cmd)
{
4961 4962
    virDomainPtr dom = NULL;
    bool ret = false;
4963 4964 4965 4966
    const char *name;
    const char *mode = NULL;
    int flags = 0;
    int rv;
4967
    char **modes = NULL, **tmp;
4968

4969
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
4970 4971
        return false;

4972
    if (mode && !(modes = virStringSplit(mode, ",", 0))) {
4973 4974 4975 4976 4977
        vshError(ctl, "%s", _("Cannot parse mode string"));
        return false;
    }

    tmp = modes;
4978
    while (tmp && *tmp) {
4979
        mode = *tmp;
4980 4981 4982 4983
        if (STREQ(mode, "acpi")) {
            flags |= VIR_DOMAIN_SHUTDOWN_ACPI_POWER_BTN;
        } else if (STREQ(mode, "agent")) {
            flags |= VIR_DOMAIN_SHUTDOWN_GUEST_AGENT;
4984 4985 4986 4987
        } else if (STREQ(mode, "initctl")) {
            flags |= VIR_DOMAIN_SHUTDOWN_INITCTL;
        } else if (STREQ(mode, "signal")) {
            flags |= VIR_DOMAIN_SHUTDOWN_SIGNAL;
4988 4989
        } else if (STREQ(mode, "paravirt")) {
            flags |= VIR_DOMAIN_SHUTDOWN_PARAVIRT;
4990
        } else {
4991
            vshError(ctl, _("Unknown mode %s value, expecting "
4992 4993
                            "'acpi', 'agent', 'initctl', 'signal', "
                            "or 'paravirt'"), mode);
4994
            goto cleanup;
4995
        }
4996
        tmp++;
4997 4998 4999
    }

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
5000
        goto cleanup;
5001 5002 5003 5004 5005 5006 5007 5008 5009

    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);
5010
        goto cleanup;
5011 5012
    }

5013
    ret = true;
5014
 cleanup:
5015 5016 5017
    if (dom)
        virDomainFree(dom);
    virStringFreeList(modes);
5018 5019 5020 5021 5022 5023 5024
    return ret;
}

/*
 * "reboot" command
 */
static const vshCmdInfo info_reboot[] = {
5025 5026 5027 5028 5029 5030 5031
    {.name = "help",
     .data = N_("reboot a domain")
    },
    {.name = "desc",
     .data = N_("Run a reboot command in the target domain.")
    },
    {.name = NULL}
5032 5033 5034
};

static const vshCmdOptDef opts_reboot[] = {
5035 5036 5037 5038 5039 5040 5041
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mode",
     .type = VSH_OT_STRING,
5042
     .help = N_("shutdown mode: acpi|agent|initctl|signal|paravirt")
5043 5044
    },
    {.name = NULL}
5045 5046 5047 5048 5049
};

static bool
cmdReboot(vshControl *ctl, const vshCmd *cmd)
{
5050 5051
    virDomainPtr dom = NULL;
    bool ret = false;
5052 5053 5054
    const char *name;
    const char *mode = NULL;
    int flags = 0;
5055
    char **modes = NULL, **tmp;
5056

5057
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
5058 5059
        return false;

5060
    if (mode && !(modes = virStringSplit(mode, ",", 0))) {
5061 5062 5063 5064 5065
        vshError(ctl, "%s", _("Cannot parse mode string"));
        return false;
    }

    tmp = modes;
5066
    while (tmp && *tmp) {
5067
        mode = *tmp;
5068
        if (STREQ(mode, "acpi")) {
5069
            flags |= VIR_DOMAIN_REBOOT_ACPI_POWER_BTN;
5070
        } else if (STREQ(mode, "agent")) {
5071
            flags |= VIR_DOMAIN_REBOOT_GUEST_AGENT;
5072 5073 5074 5075
        } else if (STREQ(mode, "initctl")) {
            flags |= VIR_DOMAIN_REBOOT_INITCTL;
        } else if (STREQ(mode, "signal")) {
            flags |= VIR_DOMAIN_REBOOT_SIGNAL;
5076 5077
        } else if (STREQ(mode, "paravirt")) {
            flags |= VIR_DOMAIN_REBOOT_PARAVIRT;
5078
        } else {
5079
            vshError(ctl, _("Unknown mode %s value, expecting "
5080 5081
                            "'acpi', 'agent', 'initctl', 'signal' "
                            "or 'paravirt'"), mode);
5082
            goto cleanup;
5083
        }
5084
        tmp++;
5085 5086 5087
    }

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
5088
        goto cleanup;
5089 5090 5091 5092 5093

    if (virDomainReboot(dom, flags) == 0) {
        vshPrint(ctl, _("Domain %s is being rebooted\n"), name);
    } else {
        vshError(ctl, _("Failed to reboot domain %s"), name);
5094
        goto cleanup;
5095 5096
    }

5097
    ret = true;
5098
 cleanup:
5099 5100 5101
    if (dom)
        virDomainFree(dom);
    virStringFreeList(modes);
5102 5103 5104 5105 5106 5107 5108
    return ret;
}

/*
 * "reset" command
 */
static const vshCmdInfo info_reset[] = {
5109 5110 5111 5112 5113 5114 5115
    {.name = "help",
     .data = N_("reset a domain")
    },
    {.name = "desc",
     .data = N_("Reset the target domain as if by power button")
    },
    {.name = NULL}
5116 5117 5118
};

static const vshCmdOptDef opts_reset[] = {
5119 5120 5121 5122 5123 5124
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
5125 5126 5127 5128 5129 5130 5131 5132 5133 5134 5135 5136 5137 5138 5139 5140 5141 5142 5143 5144 5145 5146 5147 5148 5149 5150 5151
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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[] = {
5152 5153 5154 5155 5156 5157 5158
    {.name = "help",
     .data = N_("domain job information")
    },
    {.name = "desc",
     .data = N_("Returns information about jobs running on a domain.")
    },
    {.name = NULL}
5159 5160 5161
};

static const vshCmdOptDef opts_domjobinfo[] = {
5162 5163 5164 5165 5166 5167
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
5168 5169
};

5170 5171 5172 5173 5174 5175 5176 5177 5178 5179 5180 5181 5182 5183 5184 5185 5186
VIR_ENUM_DECL(vshDomainJob)
VIR_ENUM_IMPL(vshDomainJob,
              VIR_DOMAIN_JOB_LAST,
              N_("None"),
              N_("Bounded"),
              N_("Unbounded"),
              N_("Completed"),
              N_("Failed"),
              N_("Cancelled"))

static const char *
vshDomainJobToString(int type)
{
    const char *str = vshDomainJobTypeToString(type);
    return str ? _(str) : _("unknown");
}

5187 5188 5189 5190 5191
static bool
cmdDomjobinfo(vshControl *ctl, const vshCmd *cmd)
{
    virDomainJobInfo info;
    virDomainPtr dom;
5192 5193 5194 5195 5196 5197 5198
    bool ret = false;
    const char *unit;
    double val;
    virTypedParameterPtr params = NULL;
    int nparams = 0;
    unsigned long long value;
    int rc;
5199 5200 5201 5202

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

5203
    memset(&info, 0, sizeof(info));
5204

5205 5206 5207 5208 5209 5210 5211 5212 5213 5214 5215 5216 5217 5218 5219 5220 5221 5222 5223 5224 5225 5226 5227 5228 5229 5230 5231 5232 5233 5234 5235 5236 5237 5238 5239 5240 5241 5242 5243 5244 5245 5246 5247
    rc = virDomainGetJobStats(dom, &info.type, &params, &nparams, 0);
    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) {
        vshDebug(ctl, VSH_ERR_DEBUG, "detailed statistics not supported\n");
        vshResetLibvirtError();
        rc = virDomainGetJobInfo(dom, &info);
    }
    if (rc < 0)
        goto cleanup;
5248

5249 5250 5251 5252
    vshPrint(ctl, "%-17s %-12s\n", _("Job type:"),
             vshDomainJobToString(info.type));
    if (info.type != VIR_DOMAIN_JOB_BOUNDED &&
        info.type != VIR_DOMAIN_JOB_UNBOUNDED) {
5253
        ret = true;
5254 5255 5256 5257 5258
        goto cleanup;
    }

    vshPrint(ctl, "%-17s %-12llu ms\n", _("Time elapsed:"), info.timeElapsed);
    if (info.type == VIR_DOMAIN_JOB_BOUNDED)
5259 5260
        vshPrint(ctl, "%-17s %-12llu ms\n", _("Time remaining:"),
                 info.timeRemaining);
5261 5262 5263 5264 5265 5266 5267 5268 5269 5270 5271 5272 5273 5274 5275 5276 5277 5278 5279 5280 5281 5282 5283 5284 5285 5286 5287 5288 5289 5290 5291 5292 5293 5294 5295 5296 5297 5298 5299 5300 5301 5302 5303 5304 5305 5306 5307 5308 5309 5310 5311 5312 5313 5314 5315 5316 5317 5318 5319 5320 5321 5322 5323 5324 5325 5326 5327 5328 5329 5330 5331 5332 5333 5334 5335 5336 5337 5338 5339 5340 5341 5342 5343 5344 5345 5346 5347 5348 5349 5350 5351 5352 5353 5354 5355

    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);
    }

    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);
    }

    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) {
        vshPrint(ctl, "%-17s %-12llu ms\n", _("Expected downtime:"), value);
    }

    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);
5356
    }
5357 5358 5359

    ret = true;

5360
 cleanup:
5361
    virDomainFree(dom);
5362
    virTypedParamsFree(params, nparams);
5363
    return ret;
5364

5365
 save_error:
5366 5367
    vshSaveLibvirtError();
    goto cleanup;
5368 5369 5370 5371 5372 5373
}

/*
 * "domjobabort" command
 */
static const vshCmdInfo info_domjobabort[] = {
5374 5375 5376 5377 5378 5379 5380
    {.name = "help",
     .data = N_("abort active domain job")
    },
    {.name = "desc",
     .data = N_("Aborts the currently running domain job")
    },
    {.name = NULL}
5381 5382 5383
};

static const vshCmdOptDef opts_domjobabort[] = {
5384 5385 5386 5387 5388 5389
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
5390 5391 5392 5393 5394 5395 5396 5397 5398 5399 5400 5401 5402 5403 5404 5405 5406 5407 5408 5409 5410 5411
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

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

    virDomainFree(dom);
    return ret;
}

/*
 * "vcpucount" command
 */
static const vshCmdInfo info_vcpucount[] = {
5412 5413 5414 5415 5416 5417 5418
    {.name = "help",
     .data = N_("domain vcpu counts")
    },
    {.name = "desc",
     .data = N_("Returns the number of virtual CPUs used by the domain.")
    },
    {.name = NULL}
5419 5420 5421
};

static const vshCmdOptDef opts_vcpucount[] = {
5422 5423 5424 5425 5426 5427 5428
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "maximum",
     .type = VSH_OT_BOOL,
5429
     .help = N_("get maximum count of vcpus")
5430 5431 5432 5433 5434 5435 5436 5437 5438 5439 5440 5441 5442 5443 5444 5445 5446
    },
    {.name = "active",
     .type = VSH_OT_BOOL,
     .help = N_("get number of currently active vcpus")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("get value from running domain")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("get value to be used on next boot")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("get value according to current domain state")
    },
5447
    {.name = "guest",
5448
     .type = VSH_OT_BOOL,
5449
     .help = N_("retrieve vcpu count from the guest instead of the hypervisor")
5450
    },
5451
    {.name = NULL}
5452 5453
};

5454 5455 5456 5457 5458 5459 5460 5461 5462 5463 5464 5465 5466 5467 5468 5469 5470 5471 5472 5473 5474 5475 5476 5477 5478 5479 5480 5481 5482 5483 5484 5485 5486 5487 5488 5489 5490 5491 5492
/**
 * 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
vshCPUCountCollect(vshControl *ctl,
                   virDomainPtr dom,
                   unsigned int flags,
                   bool checkState)
{
    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;

5493 5494
     if (flags & VIR_DOMAIN_VCPU_GUEST) {
         vshError(ctl, "%s", _("Failed to retrieve vCPU count from the guest"));
5495 5496 5497
         goto cleanup;
     }

5498 5499 5500 5501 5502 5503 5504 5505 5506 5507 5508 5509 5510 5511 5512 5513 5514 5515 5516 5517 5518 5519 5520 5521 5522 5523 5524 5525 5526 5527 5528 5529 5530 5531 5532 5533 5534
     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;
5535
 cleanup:
5536 5537 5538 5539 5540 5541 5542
    VIR_FREE(def);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);

    return ret;
}

5543 5544 5545 5546
static bool
cmdVcpucount(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
5547
    bool ret = false;
5548 5549 5550 5551 5552
    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");
5553 5554
    bool guest = vshCommandOptBool(cmd, "guest");
    bool all = maximum + active + current + config + live + guest == 0;
5555
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
5556 5557 5558 5559 5560 5561 5562

    /* 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'.  */
5563
    if (!maximum && !active && current)
5564 5565
        current = false;

5566
    VSH_EXCLUSIVE_OPTIONS_VAR(live, config)
5567 5568 5569
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
    VSH_EXCLUSIVE_OPTIONS_VAR(active, maximum);
5570
    VSH_EXCLUSIVE_OPTIONS_VAR(guest, config);
5571 5572 5573 5574 5575 5576 5577

    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (maximum)
        flags |= VIR_DOMAIN_VCPU_MAXIMUM;
5578 5579
    if (guest)
        flags |= VIR_DOMAIN_VCPU_GUEST;
5580 5581 5582 5583

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

5584 5585 5586 5587 5588 5589 5590
    if (all) {
        int conf_max = vshCPUCountCollect(ctl, dom, VIR_DOMAIN_AFFECT_CONFIG |
                                                    VIR_DOMAIN_VCPU_MAXIMUM, true);
        int conf_cur = vshCPUCountCollect(ctl, dom, VIR_DOMAIN_AFFECT_CONFIG, true);
        int live_max = vshCPUCountCollect(ctl, dom, VIR_DOMAIN_AFFECT_LIVE |
                                                    VIR_DOMAIN_VCPU_MAXIMUM, true);
        int live_cur = vshCPUCountCollect(ctl, dom, VIR_DOMAIN_AFFECT_LIVE, true);
5591

5592 5593
        if (conf_max == -2 || conf_cur == -2 || live_max == -2 || live_cur ==  -2)
            goto cleanup;
5594

5595 5596 5597 5598 5599 5600 5601
#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
5602

5603 5604
    } else {
        int count = vshCPUCountCollect(ctl, dom, flags, false);
5605

5606 5607
        if (count < 0)
            goto cleanup;
5608

5609
        vshPrint(ctl, "%d\n", count);
5610 5611
    }

5612
    ret = true;
5613

5614
 cleanup:
5615 5616 5617 5618 5619 5620 5621 5622
    virDomainFree(dom);
    return ret;
}

/*
 * "vcpuinfo" command
 */
static const vshCmdInfo info_vcpuinfo[] = {
5623 5624 5625 5626 5627 5628 5629
    {.name = "help",
     .data = N_("detailed domain vcpu information")
    },
    {.name = "desc",
     .data = N_("Returns basic information about the domain virtual CPUs.")
    },
    {.name = NULL}
5630 5631 5632
};

static const vshCmdOptDef opts_vcpuinfo[] = {
5633 5634 5635 5636 5637
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
5638 5639 5640 5641
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("return human readable output")
    },
5642
    {.name = NULL}
5643 5644 5645 5646 5647 5648 5649
};

static bool
cmdVcpuinfo(vshControl *ctl, const vshCmd *cmd)
{
    virDomainInfo info;
    virDomainPtr dom;
J
Ján Tomko 已提交
5650 5651
    virVcpuInfoPtr cpuinfo = NULL;
    unsigned char *cpumaps = NULL;
5652 5653
    int ncpus, maxcpu;
    size_t cpumaplen;
J
Ján Tomko 已提交
5654
    bool ret = false;
5655
    bool pretty = vshCommandOptBool(cmd, "pretty");
5656 5657 5658 5659 5660
    int n, m;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

J
Ján Tomko 已提交
5661 5662
    if ((maxcpu = vshNodeGetCPUCount(ctl->conn)) < 0)
        goto cleanup;
5663

J
Ján Tomko 已提交
5664 5665
    if (virDomainGetInfo(dom, &info) != 0)
        goto cleanup;
5666 5667 5668 5669 5670 5671 5672

    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,
5673 5674 5675 5676 5677 5678 5679 5680 5681 5682 5683 5684 5685 5686 5687
                                   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) {
5688 5689
            vshPrint(ctl, "%-15s %d\n", _("CPU:"), cpuinfo[n].cpu);
            vshPrint(ctl, "%-15s %s\n", _("State:"),
5690
                     vshDomainVcpuStateToString(cpuinfo[n].state));
5691 5692 5693 5694 5695 5696 5697 5698
            if (cpuinfo[n].cpuTime != 0) {
                double cpuUsed = cpuinfo[n].cpuTime;

                cpuUsed /= 1000000000.0;

                vshPrint(ctl, "%-15s %.1lfs\n", _("CPU time:"), cpuUsed);
            }
        } else {
5699 5700 5701
            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"));
5702
        }
5703
        vshPrint(ctl, "%-15s ", _("CPU Affinity:"));
5704 5705 5706 5707 5708 5709 5710 5711 5712 5713 5714 5715 5716 5717
        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' : '-');
            }
5718 5719 5720 5721
        }
        vshPrint(ctl, "\n");
        if (n < (ncpus - 1))
            vshPrint(ctl, "\n");
5722 5723
    }

J
Ján Tomko 已提交
5724 5725 5726
    ret = true;

 cleanup:
5727 5728 5729 5730 5731 5732 5733 5734 5735 5736
    VIR_FREE(cpumaps);
    VIR_FREE(cpuinfo);
    virDomainFree(dom);
    return ret;
}

/*
 * "vcpupin" command
 */
static const vshCmdInfo info_vcpupin[] = {
5737 5738 5739 5740 5741 5742 5743
    {.name = "help",
     .data = N_("control or query domain vcpu affinity")
    },
    {.name = "desc",
     .data = N_("Pin domain VCPUs to host physical CPUs.")
    },
    {.name = NULL}
5744 5745 5746
};

static const vshCmdOptDef opts_vcpupin[] = {
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
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "vcpu",
     .type = VSH_OT_INT,
     .help = N_("vcpu number")
    },
    {.name = "cpulist",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_EMPTY_OK,
     .help = N_("host cpu number(s) to set, or omit option to query")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
5774 5775
};

H
Hu Tao 已提交
5776 5777 5778 5779 5780 5781 5782 5783 5784 5785 5786 5787 5788 5789 5790 5791 5792 5793 5794 5795 5796 5797 5798 5799 5800 5801 5802 5803 5804 5805 5806 5807 5808 5809 5810 5811 5812 5813 5814
/*
 * Helper function to print vcpupin info.
 */
static bool
vshPrintPinInfo(unsigned char *cpumaps, size_t cpumaplen,
                int maxcpu, int vcpuindex)
{
    int cpu, lastcpu;
    bool bit, lastbit, isInvert;

    if (!cpumaps || cpumaplen <= 0 || maxcpu <= 0 || vcpuindex < 0) {
        return false;
    }

    bit = lastbit = isInvert = false;
    lastcpu = -1;

    for (cpu = 0; cpu < maxcpu; cpu++) {
        bit = VIR_CPU_USABLE(cpumaps, cpumaplen, vcpuindex, cpu);

        isInvert = (bit ^ lastbit);
        if (bit && isInvert) {
            if (lastcpu == -1)
                vshPrint(ctl, "%d", cpu);
            else
                vshPrint(ctl, ",%d", cpu);
            lastcpu = cpu;
        }
        if (!bit && isInvert && lastcpu != cpu - 1)
            vshPrint(ctl, "-%d", cpu - 1);
        lastbit = bit;
    }
    if (bit && !isInvert) {
        vshPrint(ctl, "-%d", maxcpu - 1);
    }

    return true;
}

5815 5816 5817 5818 5819 5820 5821
static unsigned char *
vshParseCPUList(vshControl *ctl, const char *cpulist,
                int maxcpu, size_t cpumaplen)
{
    unsigned char *cpumap = NULL;
    const char *cur;
    bool unuse = false;
5822 5823
    int cpu, lastcpu;
    size_t i;
5824 5825 5826 5827 5828 5829 5830 5831 5832 5833 5834 5835 5836 5837 5838 5839 5840 5841 5842 5843 5844 5845 5846 5847 5848 5849 5850 5851 5852 5853 5854 5855 5856 5857 5858 5859 5860 5861 5862 5863 5864 5865 5866 5867 5868 5869 5870 5871 5872 5873 5874 5875 5876 5877 5878 5879 5880 5881 5882 5883 5884 5885 5886 5887 5888 5889 5890 5891 5892 5893 5894 5895 5896 5897 5898 5899

    cpumap = vshCalloc(ctl, cpumaplen, sizeof(*cpumap));

    /* Parse cpulist */
    cur = cpulist;
    if (*cur == 'r') {
        for (cpu = 0; cpu < maxcpu; cpu++)
            VIR_USE_CPU(cpumap, cpu);
        return cpumap;
    } else if (*cur == 0) {
        goto error;
    }

    while (*cur != 0) {
        /* The char '^' denotes exclusive */
        if (*cur == '^') {
            cur++;
            unuse = true;
        }

        /* Parse physical CPU number */
        if (!c_isdigit(*cur))
            goto error;

        if ((cpu = virParseNumber(&cur)) < 0)
            goto error;

        if (cpu >= maxcpu) {
            vshError(ctl, _("Physical CPU %d doesn't exist."), cpu);
            goto cleanup;
        }

        virSkipSpaces(&cur);

        if (*cur == ',' || *cur == 0) {
            if (unuse)
                VIR_UNUSE_CPU(cpumap, cpu);
            else
                VIR_USE_CPU(cpumap, cpu);
        } else if (*cur == '-') {
            /* The char '-' denotes range */
            if (unuse)
                goto error;
            cur++;
            virSkipSpaces(&cur);

            /* Parse the end of range */
            lastcpu = virParseNumber(&cur);

            if (lastcpu < cpu)
                goto error;

            if (lastcpu >= maxcpu) {
                vshError(ctl, _("Physical CPU %d doesn't exist."), lastcpu);
                goto cleanup;
            }

            for (i = cpu; i <= lastcpu; i++)
                VIR_USE_CPU(cpumap, i);

            virSkipSpaces(&cur);
        }

        if (*cur == ',') {
            cur++;
            virSkipSpaces(&cur);
            unuse = false;
        } else if (*cur == 0) {
            break;
        } else {
            goto error;
        }
    }

    return cpumap;

5900
 error:
5901
    vshError(ctl, "%s", _("cpulist: Invalid format."));
5902
 cleanup:
5903 5904 5905 5906
    VIR_FREE(cpumap);
    return NULL;
}

5907 5908 5909 5910 5911
static bool
cmdVcpuPin(vshControl *ctl, const vshCmd *cmd)
{
    virDomainInfo info;
    virDomainPtr dom;
5912
    unsigned int vcpu = 0;
5913
    const char *cpulist = NULL;
5914
    bool ret = false;
5915 5916 5917
    unsigned char *cpumap = NULL;
    unsigned char *cpumaps = NULL;
    size_t cpumaplen;
5918 5919
    int maxcpu, ncpus;
    size_t i;
5920 5921 5922 5923
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    bool query = false; /* Query mode if no cpulist */
5924
    int got_vcpu;
5925
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
5926

5927 5928 5929 5930 5931 5932 5933 5934 5935 5936
    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;
5937

5938
    if (vshCommandOptStringReq(ctl, cmd, "cpulist", &cpulist) < 0)
5939 5940
        return false;

5941
    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
5942
        return false;
5943

5944 5945
    query = !cpulist;

5946 5947 5948
    if ((got_vcpu = vshCommandOptUInt(cmd, "vcpu", &vcpu)) < 0) {
        vshError(ctl, "%s", _("vcpupin: Invalid vCPU number."));
        goto cleanup;
5949 5950
    }

5951 5952 5953 5954
    /* In pin mode, "vcpu" is necessary */
    if (!query && got_vcpu == 0) {
        vshError(ctl, "%s", _("vcpupin: Missing vCPU number in pin mode."));
        goto cleanup;
5955 5956 5957 5958
    }

    if (virDomainGetInfo(dom, &info) != 0) {
        vshError(ctl, "%s", _("vcpupin: failed to get domain information."));
5959
        goto cleanup;
5960 5961 5962
    }

    if (vcpu >= info.nrVirtCpu) {
5963 5964 5965 5966 5967 5968
        vshError(ctl, "%s", _("vcpupin: vCPU index out of range."));
        goto cleanup;
    }

    if ((maxcpu = vshNodeGetCPUCount(ctl->conn)) < 0) {
        goto cleanup;
5969 5970 5971 5972 5973 5974 5975 5976 5977 5978 5979 5980 5981 5982 5983
    }

    cpumaplen = VIR_CPU_MAPLEN(maxcpu);

    /* 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;

        cpumaps = vshMalloc(ctl, info.nrVirtCpu * cpumaplen);
        if ((ncpus = virDomainGetVcpuPinInfo(dom, info.nrVirtCpu,
                                             cpumaps, cpumaplen, flags)) >= 0) {

5984 5985
            vshPrintExtra(ctl, "%s %s\n", _("VCPU:"), _("CPU Affinity"));
            vshPrintExtra(ctl, "----------------------------------\n");
5986
            for (i = 0; i < ncpus; i++) {
5987
               if (got_vcpu && i != vcpu)
5988 5989
                   continue;

5990
               vshPrint(ctl, "%4zu: ", i);
H
Hu Tao 已提交
5991
               ret = vshPrintPinInfo(cpumaps, cpumaplen, maxcpu, i);
5992
               vshPrint(ctl, "\n");
H
Hu Tao 已提交
5993 5994
               if (!ret)
                   break;
5995 5996
            }
        }
5997

5998 5999 6000 6001 6002
        VIR_FREE(cpumaps);
        goto cleanup;
    }

    /* Pin mode: pinning specified vcpu to specified physical cpus*/
6003 6004
    if (!(cpumap = vshParseCPUList(ctl, cpulist, maxcpu, cpumaplen)))
        goto cleanup;
6005 6006

    if (flags == -1) {
6007 6008
        if (virDomainPinVcpu(dom, vcpu, cpumap, cpumaplen) != 0)
            goto cleanup;
6009
    } else {
6010 6011
        if (virDomainPinVcpuFlags(dom, vcpu, cpumap, cpumaplen, flags) != 0)
            goto cleanup;
6012 6013
    }

6014
    ret = true;
6015
 cleanup:
6016 6017 6018 6019 6020
    VIR_FREE(cpumap);
    virDomainFree(dom);
    return ret;
}

H
Hu Tao 已提交
6021 6022 6023 6024
/*
 * "emulatorpin" command
 */
static const vshCmdInfo info_emulatorpin[] = {
6025 6026 6027 6028 6029 6030 6031
    {.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
6032 6033 6034
};

static const vshCmdOptDef opts_emulatorpin[] = {
6035 6036 6037 6038 6039 6040 6041 6042 6043 6044 6045 6046 6047 6048 6049 6050 6051 6052 6053 6054 6055 6056 6057
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "cpulist",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_EMPTY_OK,
     .help = N_("host cpu number(s) to set, or omit option to query")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
H
Hu Tao 已提交
6058 6059 6060 6061 6062 6063 6064
};

static bool
cmdEmulatorPin(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *cpulist = NULL;
6065
    bool ret = false;
H
Hu Tao 已提交
6066 6067 6068
    unsigned char *cpumap = NULL;
    unsigned char *cpumaps = NULL;
    size_t cpumaplen;
6069
    int maxcpu;
H
Hu Tao 已提交
6070 6071 6072 6073
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
    bool query = false; /* Query mode if no cpulist */
6074
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
H
Hu Tao 已提交
6075

6076 6077 6078 6079 6080 6081 6082 6083 6084 6085
    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
6086 6087 6088 6089

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

6090
    if (vshCommandOptStringReq(ctl, cmd, "cpulist", &cpulist) < 0) {
H
Hu Tao 已提交
6091 6092 6093 6094 6095
        virDomainFree(dom);
        return false;
    }
    query = !cpulist;

6096
    if ((maxcpu = vshNodeGetCPUCount(ctl->conn)) < 0) {
H
Hu Tao 已提交
6097 6098 6099 6100 6101 6102 6103 6104 6105 6106 6107 6108 6109 6110 6111 6112
        virDomainFree(dom);
        return false;
    }

    cpumaplen = VIR_CPU_MAPLEN(maxcpu);

    /* 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;

        cpumaps = vshMalloc(ctl, cpumaplen);
        if (virDomainGetEmulatorPinInfo(dom, cpumaps,
                                        cpumaplen, flags) >= 0) {
6113 6114 6115
            vshPrintExtra(ctl, "%s %s\n", _("emulator:"), _("CPU Affinity"));
            vshPrintExtra(ctl, "----------------------------------\n");
            vshPrintExtra(ctl, "       *: ");
H
Hu Tao 已提交
6116 6117 6118 6119 6120 6121 6122 6123
            ret = vshPrintPinInfo(cpumaps, cpumaplen, maxcpu, 0);
            vshPrint(ctl, "\n");
        }
        VIR_FREE(cpumaps);
        goto cleanup;
    }

    /* Pin mode: pinning emulator threads to specified physical cpus*/
6124 6125
    if (!(cpumap = vshParseCPUList(ctl, cpulist, maxcpu, cpumaplen)))
        goto cleanup;
H
Hu Tao 已提交
6126 6127 6128 6129 6130

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

    if (virDomainPinEmulator(dom, cpumap, cpumaplen, flags) != 0)
6131
        goto cleanup;
H
Hu Tao 已提交
6132

6133
    ret = true;
6134
 cleanup:
H
Hu Tao 已提交
6135 6136 6137 6138 6139
    VIR_FREE(cpumap);
    virDomainFree(dom);
    return ret;
}

6140 6141 6142 6143
/*
 * "setvcpus" command
 */
static const vshCmdInfo info_setvcpus[] = {
6144 6145 6146 6147 6148 6149 6150
    {.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}
6151 6152 6153
};

static const vshCmdOptDef opts_setvcpus[] = {
6154 6155 6156 6157 6158 6159 6160 6161 6162 6163 6164 6165 6166 6167 6168 6169 6170 6171 6172 6173 6174 6175 6176 6177 6178 6179
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "count",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("number of virtual CPUs")
    },
    {.name = "maximum",
     .type = VSH_OT_BOOL,
     .help = N_("set maximum limit on next boot")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
6180 6181 6182 6183
    {.name = "guest",
     .type = VSH_OT_BOOL,
     .help = N_("modify cpu state in the guest")
    },
6184
    {.name = NULL}
6185 6186 6187 6188 6189 6190 6191
};

static bool
cmdSetvcpus(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    int count = 0;
6192
    bool ret = false;
6193 6194 6195 6196
    bool maximum = vshCommandOptBool(cmd, "maximum");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    bool current = vshCommandOptBool(cmd, "current");
6197
    bool guest = vshCommandOptBool(cmd, "guest");
6198
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
6199

6200 6201
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
6202
    VSH_EXCLUSIVE_OPTIONS_VAR(guest, config);
6203 6204 6205 6206 6207

    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
6208 6209
    if (guest)
        flags |= VIR_DOMAIN_VCPU_GUEST;
6210
    /* none of the options were specified */
6211
    if (!current && flags == 0)
6212
        flags = -1;
6213 6214 6215 6216 6217 6218 6219 6220 6221 6222

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    if (vshCommandOptInt(cmd, "count", &count) < 0 || count <= 0) {
        vshError(ctl, "%s", _("Invalid number of virtual CPUs"));
        goto cleanup;
    }

    if (flags == -1) {
6223 6224
        if (virDomainSetVcpus(dom, count) != 0)
            goto cleanup;
6225 6226 6227 6228 6229 6230 6231 6232 6233 6234 6235 6236 6237 6238 6239 6240 6241 6242 6243 6244 6245
    } else {
        /* If the --maximum flag was given, we need to ensure only the
           --config flag is in effect as well */
        if (maximum) {
            vshDebug(ctl, VSH_ERR_DEBUG, "--maximum flag was given\n");

            flags |= VIR_DOMAIN_VCPU_MAXIMUM;

            /* If neither the --config nor --live flags were given, OR
               if just the --live flag was given, we need to error out
               warning the user that the --maximum flag can only be used
               with the --config flag */
            if (live || !config) {

                /* Warn the user about the invalid flag combination */
                vshError(ctl, _("--maximum must be used with --config only"));
                goto cleanup;
            }
        }

        /* Apply the virtual cpu changes */
6246 6247
        if (virDomainSetVcpusFlags(dom, count, flags) < 0)
            goto cleanup;
6248 6249
    }

6250 6251
    ret = true;

6252
 cleanup:
6253 6254 6255 6256 6257 6258 6259 6260
    virDomainFree(dom);
    return ret;
}

/*
 * "cpu-compare" command
 */
static const vshCmdInfo info_cpu_compare[] = {
6261 6262 6263 6264 6265 6266 6267
    {.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}
6268 6269 6270
};

static const vshCmdOptDef opts_cpu_compare[] = {
6271 6272 6273 6274 6275
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("file containing an XML CPU description")
    },
6276 6277 6278 6279
    {.name = "error",
     .type = VSH_OT_BOOL,
     .help = N_("report error if CPUs are incompatible")
    },
6280
    {.name = NULL}
6281 6282 6283 6284 6285 6286 6287 6288 6289
};

static bool
cmdCPUCompare(vshControl *ctl, const vshCmd *cmd)
{
    const char *from = NULL;
    bool ret = false;
    char *buffer;
    int result;
6290
    char *snippet = NULL;
6291
    unsigned int flags = 0;
6292 6293 6294 6295
    xmlDocPtr xml = NULL;
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr node;

6296 6297 6298
    if (vshCommandOptBool(cmd, "error"))
        flags |= VIR_CONNECT_COMPARE_CPU_FAIL_INCOMPATIBLE;

6299
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
6300 6301
        return false;

6302
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
6303 6304 6305 6306 6307 6308 6309 6310 6311
        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))) {
6312 6313
        if (!(snippet = virXMLNodeToString(xml, node))) {
            vshSaveLibvirtError();
6314 6315 6316 6317 6318 6319 6320 6321
            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;
    }

6322
    result = virConnectCompareCPU(ctl->conn, snippet, flags);
6323 6324 6325 6326 6327 6328 6329 6330 6331 6332 6333 6334 6335 6336 6337 6338 6339 6340 6341 6342 6343 6344 6345 6346 6347 6348

    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;

6349
 cleanup:
6350
    VIR_FREE(buffer);
6351
    VIR_FREE(snippet);
6352 6353 6354 6355 6356 6357 6358 6359 6360 6361
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);

    return ret;
}

/*
 * "cpu-baseline" command
 */
static const vshCmdInfo info_cpu_baseline[] = {
6362 6363 6364 6365 6366 6367 6368
    {.name = "help",
     .data = N_("compute baseline CPU")
    },
    {.name = "desc",
     .data = N_("Compute baseline CPU for a set of given CPUs.")
    },
    {.name = NULL}
6369 6370 6371
};

static const vshCmdOptDef opts_cpu_baseline[] = {
6372 6373 6374 6375 6376
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("file containing XML CPU descriptions")
    },
6377 6378 6379 6380
    {.name = "features",
     .type = VSH_OT_BOOL,
     .help = N_("Show features that are part of the CPU model type")
    },
6381
    {.name = NULL}
6382 6383 6384 6385 6386 6387 6388 6389 6390
};

static bool
cmdCPUBaseline(vshControl *ctl, const vshCmd *cmd)
{
    const char *from = NULL;
    bool ret = false;
    char *buffer;
    char *result = NULL;
6391
    char **list = NULL;
6392
    unsigned int flags = 0;
6393 6394 6395 6396 6397 6398
    int count = 0;

    xmlDocPtr xml = NULL;
    xmlNodePtr *node_list = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virBuffer buf = VIR_BUFFER_INITIALIZER;
6399
    size_t i;
6400

6401 6402 6403
    if (vshCommandOptBool(cmd, "features"))
        flags |= VIR_CONNECT_BASELINE_CPU_EXPAND_FEATURES;

6404
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
6405 6406
        return false;

E
Eric Blake 已提交
6407
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
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
        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++) {
6434 6435
        if (!(list[i] = virXMLNodeToString(xml, node_list[i]))) {
            vshSaveLibvirtError();
6436 6437 6438 6439
            goto cleanup;
        }
    }

6440 6441
    result = virConnectBaselineCPU(ctl->conn,
                                   (const char **)list, count, flags);
6442 6443 6444 6445 6446 6447

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

6448
 cleanup:
6449 6450 6451 6452 6453 6454 6455 6456 6457
    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);
6458
    VIR_FREE(node_list);
6459 6460 6461

    return ret;

6462
 no_memory:
6463 6464 6465 6466 6467 6468 6469 6470 6471
    vshError(ctl, "%s", _("Out of memory"));
    ret = false;
    goto cleanup;
}

/*
 * "cpu-stats" command
 */
static const vshCmdInfo info_cpu_stats[] = {
6472 6473 6474 6475 6476 6477
    {.name = "help",
     .data = N_("show domain cpu statistics")
    },
    {.name = "desc",
     .data = N_("Display per-CPU and total statistics about the domain's CPUs")
    },
6478
    {.name = NULL}
6479 6480 6481
};

static const vshCmdOptDef opts_cpu_stats[] = {
6482 6483 6484 6485 6486 6487 6488 6489 6490 6491 6492 6493 6494 6495 6496 6497 6498
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "total",
     .type = VSH_OT_BOOL,
     .help = N_("Show total statistics only")
    },
    {.name = "start",
     .type = VSH_OT_INT,
     .help = N_("Show statistics from this CPU")
    },
    {.name = "count",
     .type = VSH_OT_INT,
     .help = N_("Number of shown CPUs at most")
    },
6499
    {.name = NULL}
6500 6501 6502 6503 6504 6505 6506
};

static bool
cmdCPUStats(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    virTypedParameterPtr params = NULL;
6507 6508
    int pos, max_id, cpu = 0, show_count = -1, nparams = 0;
    size_t i, j;
6509 6510
    bool show_total = false, show_per_cpu = false;
    unsigned int flags = 0;
6511
    bool ret = false;
6512
    int rv = 0;
6513 6514 6515 6516 6517

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    show_total = vshCommandOptBool(cmd, "total");
6518 6519 6520 6521 6522 6523 6524 6525 6526

    if ((rv = vshCommandOptInt(cmd, "start", &cpu)) < 0) {
        vshError(ctl, "%s", _("Unable to parse integer parameter for start"));
        goto cleanup;
    } else if (rv > 0) {
        if (cpu < 0) {
            vshError(ctl, "%s", _("Invalid value for start CPU"));
            goto cleanup;
        }
6527
        show_per_cpu = true;
6528 6529 6530 6531 6532 6533 6534 6535 6536 6537 6538
    }

    if ((rv = vshCommandOptInt(cmd, "count", &show_count)) < 0) {
        vshError(ctl, "%s",
                 _("Unable to parse integer parameter for CPUs to show"));
        goto cleanup;
    } else if (rv > 0) {
        if (show_count < 0) {
            vshError(ctl, "%s", _("Invalid value for number of CPUs to show"));
            goto cleanup;
        }
6539
        show_per_cpu = true;
6540
    }
6541 6542 6543 6544 6545 6546 6547 6548 6549 6550 6551 6552 6553

    /* default show per_cpu and total */
    if (!show_total && !show_per_cpu) {
        show_total = true;
        show_per_cpu = true;
    }

    if (!show_per_cpu) /* show total stats only */
        goto do_show_total;

    /* get number of cpus on the node */
    if ((max_id = virDomainGetCPUStats(dom, NULL, 0, 0, 0, flags)) < 0)
        goto failed_stats;
6554 6555 6556
    if (show_count < 0 || show_count > max_id) {
        if (show_count > max_id)
            vshPrint(ctl, _("Only %d CPUs available to show\n"), max_id);
6557
        show_count = max_id;
6558
    }
6559 6560 6561 6562 6563 6564 6565

    /* get percpu information */
    if ((nparams = virDomainGetCPUStats(dom, NULL, 0, 0, 1, flags)) < 0)
        goto failed_stats;

    if (!nparams) {
        vshPrint(ctl, "%s", _("No per-CPU stats available"));
6566 6567 6568
        if (show_total)
            goto do_show_total;
        goto cleanup;
6569 6570 6571
    }

    if (VIR_ALLOC_N(params, nparams * MIN(show_count, 128)) < 0)
6572
        goto cleanup;
6573 6574 6575 6576 6577 6578 6579 6580 6581 6582

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

        if (virDomainGetCPUStats(dom, params, nparams, cpu, ncpus, flags) < 0)
            goto failed_stats;

        for (i = 0; i < ncpus; i++) {
            if (params[i * nparams].type == 0) /* this cpu is not in the map */
                continue;
6583
            vshPrint(ctl, "CPU%zu:\n", cpu + i);
6584 6585 6586 6587 6588 6589 6590 6591 6592 6593 6594

            for (j = 0; j < nparams; j++) {
                pos = i * nparams + j;
                vshPrint(ctl, "\t%-12s ", params[pos].field);
                if ((STREQ(params[pos].field, VIR_DOMAIN_CPU_STATS_CPUTIME) ||
                     STREQ(params[pos].field, VIR_DOMAIN_CPU_STATS_VCPUTIME)) &&
                    params[j].type == VIR_TYPED_PARAM_ULLONG) {
                    vshPrint(ctl, "%9lld.%09lld seconds\n",
                             params[pos].value.ul / 1000000000,
                             params[pos].value.ul % 1000000000);
                } else {
6595
                    char *s = vshGetTypedParamValue(ctl, &params[pos]);
6596 6597 6598 6599 6600 6601 6602
                    vshPrint(ctl, _("%s\n"), s);
                    VIR_FREE(s);
                }
            }
        }
        cpu += ncpus;
        show_count -= ncpus;
6603
        virTypedParamsClear(params, nparams * ncpus);
6604 6605 6606
    }
    VIR_FREE(params);

6607 6608
    if (!show_total) {
        ret = true;
6609
        goto cleanup;
6610
    }
6611

6612
 do_show_total:
6613 6614 6615 6616 6617 6618 6619 6620 6621
    /* get supported num of parameter for total statistics */
    if ((nparams = virDomainGetCPUStats(dom, NULL, 0, -1, 1, flags)) < 0)
        goto failed_stats;

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

6622
    if (VIR_ALLOC_N(params, nparams) < 0)
6623
        goto cleanup;
6624 6625 6626 6627 6628 6629 6630 6631 6632 6633 6634 6635 6636 6637 6638 6639 6640 6641 6642 6643 6644

    /* passing start_cpu == -1 gives us domain's total status */
    if ((nparams = virDomainGetCPUStats(dom, params, nparams, -1, 1, flags)) < 0)
        goto failed_stats;

    vshPrint(ctl, _("Total:\n"));
    for (i = 0; i < nparams; i++) {
        vshPrint(ctl, "\t%-12s ", params[i].field);
        if ((STREQ(params[i].field, VIR_DOMAIN_CPU_STATS_CPUTIME) ||
             STREQ(params[i].field, VIR_DOMAIN_CPU_STATS_USERTIME) ||
             STREQ(params[i].field, VIR_DOMAIN_CPU_STATS_SYSTEMTIME)) &&
            params[i].type == VIR_TYPED_PARAM_ULLONG) {
            vshPrint(ctl, "%9lld.%09lld seconds\n",
                     params[i].value.ul / 1000000000,
                     params[i].value.ul % 1000000000);
        } else {
            char *s = vshGetTypedParamValue(ctl, &params[i]);
            vshPrint(ctl, "%s\n", s);
            VIR_FREE(s);
        }
    }
6645 6646

    ret = true;
6647

6648
 cleanup:
6649
    virTypedParamsFree(params, nparams);
6650
    virDomainFree(dom);
6651
    return ret;
6652

6653
 failed_stats:
6654 6655 6656
    vshError(ctl, _("Failed to retrieve CPU statistics for domain '%s'"),
             virDomainGetName(dom));
    goto cleanup;
6657 6658 6659 6660 6661 6662
}

/*
 * "create" command
 */
static const vshCmdInfo info_create[] = {
6663 6664 6665 6666 6667 6668 6669
    {.name = "help",
     .data = N_("create a domain from an XML file")
    },
    {.name = "desc",
     .data = N_("Create a domain.")
    },
    {.name = NULL}
6670 6671 6672
};

static const vshCmdOptDef opts_create[] = {
6673 6674 6675 6676 6677
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("file containing an XML domain description")
    },
6678
#ifndef WIN32
6679 6680 6681 6682
    {.name = "console",
     .type = VSH_OT_BOOL,
     .help = N_("attach to console after creation")
    },
6683
#endif
6684 6685 6686 6687 6688 6689 6690 6691
    {.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")
    },
6692 6693 6694 6695
    {.name = "pass-fds",
     .type = VSH_OT_STRING,
     .help = N_("pass file descriptors N,M,... to the guest")
    },
6696
    {.name = NULL}
6697 6698 6699 6700 6701 6702 6703
};

static bool
cmdCreate(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
6704
    bool ret = false;
6705 6706 6707 6708 6709
    char *buffer;
#ifndef WIN32
    bool console = vshCommandOptBool(cmd, "console");
#endif
    unsigned int flags = VIR_DOMAIN_NONE;
6710 6711
    size_t nfds = 0;
    int *fds = NULL;
6712

6713
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
6714 6715
        return false;

E
Eric Blake 已提交
6716
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
6717 6718
        return false;

6719
    if (cmdStartGetFDs(ctl, cmd, &nfds, &fds) < 0)
6720
        goto cleanup;
6721

6722 6723 6724 6725 6726
    if (vshCommandOptBool(cmd, "paused"))
        flags |= VIR_DOMAIN_START_PAUSED;
    if (vshCommandOptBool(cmd, "autodestroy"))
        flags |= VIR_DOMAIN_START_AUTODESTROY;

6727 6728 6729 6730
    if (nfds)
        dom = virDomainCreateXMLWithFiles(ctl->conn, buffer, nfds, fds, flags);
    else
        dom = virDomainCreateXML(ctl->conn, buffer, flags);
6731

6732
    if (!dom) {
6733
        vshError(ctl, _("Failed to create domain from %s"), from);
6734
        goto cleanup;
6735
    }
6736 6737 6738 6739 6740 6741 6742 6743 6744 6745

    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;

6746
 cleanup:
6747
    VIR_FREE(buffer);
6748
    VIR_FREE(fds);
6749 6750 6751 6752 6753 6754 6755
    return ret;
}

/*
 * "define" command
 */
static const vshCmdInfo info_define[] = {
6756 6757 6758 6759 6760 6761 6762
    {.name = "help",
     .data = N_("define (but don't start) a domain from an XML file")
    },
    {.name = "desc",
     .data = N_("Define a domain.")
    },
    {.name = NULL}
6763 6764 6765
};

static const vshCmdOptDef opts_define[] = {
6766 6767 6768 6769 6770 6771
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("file containing an XML domain description")
    },
    {.name = NULL}
6772 6773 6774 6775 6776 6777 6778 6779 6780 6781
};

static bool
cmdDefine(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
    bool ret = true;
    char *buffer;

6782
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
6783 6784
        return false;

E
Eric Blake 已提交
6785
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
6786 6787 6788 6789 6790 6791 6792 6793 6794 6795 6796 6797 6798 6799 6800 6801 6802 6803 6804 6805
        return false;

    dom = virDomainDefineXML(ctl->conn, buffer);
    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[] = {
6806 6807 6808 6809 6810 6811 6812
    {.name = "help",
     .data = N_("destroy (stop) a domain")
    },
    {.name = "desc",
     .data = N_("Forcefully stop a given domain, but leave its resources intact.")
    },
    {.name = NULL}
6813 6814 6815
};

static const vshCmdOptDef opts_destroy[] = {
6816 6817 6818 6819 6820 6821 6822 6823 6824 6825
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "graceful",
     .type = VSH_OT_BOOL,
     .help = N_("terminate gracefully")
    },
    {.name = NULL}
6826 6827 6828 6829 6830 6831 6832 6833 6834 6835 6836 6837 6838 6839 6840 6841 6842 6843 6844 6845 6846 6847 6848 6849 6850 6851 6852 6853 6854 6855 6856 6857 6858 6859 6860 6861 6862
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
        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[] = {
6863 6864 6865 6866 6867 6868 6869
    {.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}
6870 6871 6872
};

static const vshCmdOptDef opts_desc[] = {
6873 6874 6875 6876 6877 6878 6879 6880 6881 6882 6883 6884 6885 6886 6887 6888 6889 6890 6891 6892 6893 6894 6895 6896 6897 6898 6899 6900 6901 6902
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get running state")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get persistent configuration")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get current state configuration")
    },
    {.name = "title",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get the title instead of description")
    },
    {.name = "edit",
     .type = VSH_OT_BOOL,
     .help = N_("open an editor to modify the description")
    },
    {.name = "new-desc",
     .type = VSH_OT_ARGV,
     .help = N_("message")
    },
    {.name = NULL}
6903 6904 6905
};

static bool
6906
cmdDesc(vshControl *ctl, const vshCmd *cmd)
6907 6908 6909 6910 6911 6912 6913 6914 6915 6916 6917 6918 6919 6920 6921 6922 6923 6924 6925 6926 6927
{
    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;

6928 6929 6930 6931 6932 6933 6934
    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;
6935 6936 6937 6938 6939 6940 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

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    if ((state = vshDomainState(ctl, dom, NULL)) < 0)
        goto cleanup;

    while ((opt = vshCommandOptArgv(cmd, opt))) {
        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) {
                desc = vshGetDomainDescription(ctl, dom, title,
                                           config?VIR_DOMAIN_XML_INACTIVE:0);
                if (!desc)
                    goto cleanup;
        }

        if (edit) {
            /* Create and open the temporary file. */
E
Eric Blake 已提交
6970
            if (!(tmp = vshEditWriteToTempFile(ctl, desc)))
6971 6972 6973
                goto cleanup;

            /* Start the editor. */
E
Eric Blake 已提交
6974
            if (vshEditFile(ctl, tmp) == -1)
6975 6976 6977
                goto cleanup;

            /* Read back the edited file. */
E
Eric Blake 已提交
6978
            if (!(desc_edited = vshEditReadBackFile(ctl, tmp)))
6979 6980 6981 6982 6983 6984 6985 6986 6987 6988 6989 6990 6991 6992 6993 6994 6995 6996 6997 6998 6999 7000 7001 7002 7003 7004 7005 7006 7007 7008 7009 7010 7011 7012 7013 7014 7015 7016 7017 7018 7019 7020
                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)) {
                vshPrint(ctl, _("Domain description not changed.\n"));
                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",
                     _("Failed to set new domain description"));
            goto cleanup;
        }
        vshPrint(ctl, "%s", _("Domain description updated successfully"));
    } else {
        desc = vshGetDomainDescription(ctl, dom, title,
                                       config?VIR_DOMAIN_XML_INACTIVE:0);
        if (!desc)
            goto cleanup;

        if (strlen(desc) > 0)
            vshPrint(ctl, "%s", desc);
        else
            vshPrint(ctl, _("No description for domain: %s"),
                     virDomainGetName(dom));
    }

    ret = true;
7021
 cleanup:
7022 7023 7024 7025 7026 7027 7028 7029 7030 7031 7032
    VIR_FREE(desc_edited);
    VIR_FREE(desc);
    if (tmp) {
        unlink(tmp);
        VIR_FREE(tmp);
    }
    if (dom)
        virDomainFree(dom);
    return ret;
}

7033 7034 7035 7036 7037 7038 7039 7040 7041 7042 7043 7044 7045 7046 7047 7048 7049 7050 7051 7052 7053 7054 7055 7056 7057 7058 7059 7060 7061 7062 7063 7064 7065 7066 7067 7068 7069 7070 7071 7072 7073 7074 7075 7076 7077 7078 7079 7080 7081 7082 7083 7084 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 7111 7112 7113

static const vshCmdInfo info_metadata[] = {
    {.name = "help",
     .data = N_("show or set domain's custom XML metadata")
    },
    {.name = "desc",
     .data = N_("Shows or modifies the XML metadata of a domain.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_metadata[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get running state")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get persistent configuration")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("modify/get current state configuration")
    },
    {.name = "edit",
     .type = VSH_OT_BOOL,
     .help = N_("use an editor to change the metadata")
    },
    {.name = "uri",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("URI of the namespace")
    },
    {.name = "key",
     .type = VSH_OT_DATA,
     .help = N_("key to be used as a namespace identifier"),
    },
    {.name = "set",
     .type = VSH_OT_DATA,
     .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 *
vshDomainGetEditMetadata(vshControl *ctl,
                         virDomainPtr dom,
                         const char *uri,
                         unsigned int flags)
{
    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");
7114
    bool rem = vshCommandOptBool(cmd, "remove");
7115 7116 7117 7118 7119 7120 7121 7122 7123 7124 7125 7126 7127 7128 7129 7130 7131 7132 7133 7134 7135 7136 7137 7138 7139 7140 7141 7142 7143 7144 7145
    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;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        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;
    }

7146
    if (set || rem) {
7147 7148 7149 7150
        if (virDomainSetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT,
                                 set, key, uri, flags))
            goto cleanup;

7151
        if (rem)
7152 7153 7154 7155 7156 7157 7158 7159 7160 7161 7162 7163 7164 7165 7166 7167 7168 7169 7170 7171 7172 7173 7174 7175 7176 7177 7178 7179 7180 7181
            vshPrint("%s\n", _("Metadata removed"));
        else
            vshPrint("%s\n", _("Metadata modified"));
    } else if (edit) {
#define EDIT_GET_XML \
        vshDomainGetEditMetadata(ctl, dom, uri, flags)
#define EDIT_NOT_CHANGED                                    \
        vshPrint(ctl, "%s", _("Metadata not changed"));     \
        ret = true;                                         \
        goto edit_cleanup;
#define EDIT_DEFINE                                                         \
        (virDomainSetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT, doc_edited, \
                              key, uri, flags) == 0)
#define EDIT_FREE /* nothing */
#include "virsh-edit.c"

        vshPrint("%s\n", _("Metadata modified"));
    } else {
        char *data;
        /* get */
        if (!(data = virDomainGetMetadata(dom, VIR_DOMAIN_METADATA_ELEMENT,
                                          uri, flags)))
            goto cleanup;

        vshPrint(ctl, "%s\n", data);
        VIR_FREE(data);
    }

    ret = true;

7182
 cleanup:
7183 7184 7185 7186 7187
    virDomainFree(dom);
    return ret;
}


7188 7189 7190 7191
/*
 * "inject-nmi" command
 */
static const vshCmdInfo info_inject_nmi[] = {
7192 7193 7194 7195 7196 7197 7198
    {.name = "help",
     .data = N_("Inject NMI to the guest")
    },
    {.name = "desc",
     .data = N_("Inject NMI to the guest domain.")
    },
    {.name = NULL}
7199 7200 7201
};

static const vshCmdOptDef opts_inject_nmi[] = {
7202 7203 7204 7205 7206 7207
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
7208 7209 7210 7211 7212 7213 7214 7215 7216 7217 7218 7219 7220 7221 7222 7223 7224 7225 7226 7227 7228 7229
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

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

    virDomainFree(dom);
    return ret;
}

/*
 * "send-key" command
 */
static const vshCmdInfo info_send_key[] = {
7230 7231 7232 7233 7234 7235 7236
    {.name = "help",
     .data = N_("Send keycodes to the guest")
    },
    {.name = "desc",
     .data = N_("Send keycodes (integers or symbolic names) to the guest")
    },
    {.name = NULL}
7237 7238 7239
};

static const vshCmdOptDef opts_send_key[] = {
7240 7241 7242 7243 7244 7245 7246 7247 7248 7249 7250 7251 7252 7253 7254 7255 7256 7257 7258 7259 7260
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "codeset",
     .type = VSH_OT_STRING,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("the codeset of keycodes, default:linux")
    },
    {.name = "holdtime",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("the time (in milliseconds) how long the keys will be held")
    },
    {.name = "keycode",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the key code")
    },
    {.name = NULL}
7261 7262 7263
};

static int
P
Peter Krempa 已提交
7264
vshKeyCodeGetInt(const char *key_name)
7265 7266 7267
{
    unsigned int val;

M
Michal Privoznik 已提交
7268
    if (virStrToLong_ui(key_name, NULL, 0, &val) < 0 || val > 0xffff)
7269 7270 7271 7272 7273 7274 7275 7276 7277 7278 7279
        return -1;
    return val;
}

static bool
cmdSendKey(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    int ret = false;
    const char *codeset_option;
    int codeset;
7280
    unsigned int holdtime = 0;
7281 7282 7283 7284 7285 7286 7287 7288 7289 7290 7291
    int count = 0;
    const vshCmdOpt *opt = NULL;
    int keycode;
    unsigned int keycodes[VIR_DOMAIN_SEND_KEY_MAX_KEYS];

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    if (vshCommandOptString(cmd, "codeset", &codeset_option) <= 0)
        codeset_option = "linux";

7292 7293 7294 7295
    if (vshCommandOptUInt(cmd, "holdtime", &holdtime) < 0) {
        vshError(ctl, _("invalid value of --holdtime"));
        goto cleanup;
    }
7296 7297

    codeset = virKeycodeSetTypeFromString(codeset_option);
P
Peter Krempa 已提交
7298
    if (codeset < 0) {
7299 7300 7301 7302 7303 7304 7305 7306 7307 7308
        vshError(ctl, _("unknown codeset: '%s'"), codeset_option);
        goto cleanup;
    }

    while ((opt = vshCommandOptArgv(cmd, opt))) {
        if (count == VIR_DOMAIN_SEND_KEY_MAX_KEYS) {
            vshError(ctl, _("too many keycodes"));
            goto cleanup;
        }

M
Michal Privoznik 已提交
7309 7310
        if ((keycode = vshKeyCodeGetInt(opt->data)) < 0) {
            if ((keycode = virKeycodeValueFromString(codeset, opt->data)) < 0) {
7311 7312 7313 7314 7315 7316 7317 7318 7319 7320 7321 7322
                vshError(ctl, _("invalid keycode: '%s'"), opt->data);
                goto cleanup;
            }
        }

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

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

7323
 cleanup:
7324 7325 7326 7327
    virDomainFree(dom);
    return ret;
}

7328 7329 7330 7331
/*
 * "send-process-signal" command
 */
static const vshCmdInfo info_send_process_signal[] = {
7332 7333 7334 7335 7336 7337 7338
    {.name = "help",
     .data = N_("Send signals to processes")
    },
    {.name = "desc",
     .data = N_("Send signals to processes in the guest")
    },
    {.name = NULL}
7339 7340 7341
};

static const vshCmdOptDef opts_send_process_signal[] = {
7342 7343 7344 7345 7346 7347 7348 7349 7350 7351 7352 7353 7354 7355 7356 7357
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "pid",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the process ID")
    },
    {.name = "signame",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("the signal number or name")
    },
    {.name = NULL}
7358 7359 7360 7361 7362
};

VIR_ENUM_DECL(virDomainProcessSignal)
VIR_ENUM_IMPL(virDomainProcessSignal,
              VIR_DOMAIN_PROCESS_SIGNAL_LAST,
7363 7364 7365 7366 7367
               "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 */
7368
              "xfsz", "vtalrm", "prof", "winch", "poll", /* 25-29 */
7369 7370 7371 7372 7373 7374 7375
               "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 */
7376 7377 7378 7379 7380 7381 7382 7383

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

7384
    for (i = 0; signame[i]; i++)
7385 7386 7387 7388 7389 7390 7391 7392 7393 7394 7395 7396 7397 7398
        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;
7399
 cleanup:
7400 7401 7402 7403 7404 7405 7406 7407 7408 7409 7410 7411 7412 7413 7414 7415 7416
    VIR_FREE(tmp);
    return signum;
}

static bool
cmdSendProcessSignal(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    int ret = false;
    const char *pidstr;
    const char *signame;
    long long pid_value;
    int signum;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

7417 7418
    if (vshCommandOptStringReq(ctl, cmd, "pid", &pidstr) < 0)
        goto cleanup;
7419

7420 7421
    if (vshCommandOptStringReq(ctl, cmd, "signame", &signame) < 0)
        goto cleanup;
7422 7423 7424 7425 7426 7427 7428 7429 7430 7431 7432 7433 7434 7435 7436 7437

    if (virStrToLong_ll(pidstr, NULL, 10, &pid_value) < 0) {
        vshError(ctl, _("malformed PID value: %s"), pidstr);
        goto cleanup;
    }

    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;

7438
 cleanup:
7439 7440 7441 7442
    virDomainFree(dom);
    return ret;
}

7443 7444 7445 7446
/*
 * "setmem" command
 */
static const vshCmdInfo info_setmem[] = {
7447 7448 7449 7450 7451 7452 7453
    {.name = "help",
     .data = N_("change memory allocation")
    },
    {.name = "desc",
     .data = N_("Change the current memory allocation in the guest domain.")
    },
    {.name = NULL}
7454 7455 7456
};

static const vshCmdOptDef opts_setmem[] = {
7457 7458 7459 7460 7461 7462 7463 7464 7465 7466 7467 7468 7469 7470 7471 7472 7473 7474 7475 7476 7477 7478 7479 7480 7481 7482 7483
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "kilobytes",
     .type = VSH_OT_ALIAS,
     .help = "size"
    },
    {.name = "size",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("new memory size, as scaled integer (default KiB)")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
7484 7485 7486 7487 7488 7489 7490 7491 7492 7493 7494 7495 7496
};

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");
7497
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
7498

7499 7500 7501 7502 7503 7504 7505 7506 7507 7508
    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;
7509 7510 7511 7512 7513 7514 7515 7516 7517 7518 7519 7520 7521 7522 7523 7524 7525 7526 7527 7528 7529 7530 7531 7532 7533 7534 7535 7536 7537 7538 7539 7540 7541 7542 7543

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        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;
    if (vshCommandOptScaledInt(cmd, "size", &bytes, 1024, max) < 0) {
        vshError(ctl, "%s", _("memory size has to be a number"));
        virDomainFree(dom);
        return false;
    }
    kibibytes = VIR_DIV_UP(bytes, 1024);

    if (flags == -1) {
        if (virDomainSetMemory(dom, kibibytes) != 0) {
            ret = false;
        }
    } else {
        if (virDomainSetMemoryFlags(dom, kibibytes, flags) < 0) {
            ret = false;
        }
    }

    virDomainFree(dom);
    return ret;
}

/*
 * "setmaxmem" command
 */
static const vshCmdInfo info_setmaxmem[] = {
7544 7545 7546 7547 7548 7549 7550
    {.name = "help",
     .data = N_("change maximum memory limit")
    },
    {.name = "desc",
     .data = N_("Change the maximum memory allocation limit in the guest domain.")
    },
    {.name = NULL}
7551 7552 7553
};

static const vshCmdOptDef opts_setmaxmem[] = {
7554 7555 7556 7557 7558 7559 7560 7561 7562 7563 7564 7565 7566 7567 7568 7569 7570 7571 7572 7573 7574 7575 7576 7577 7578 7579 7580
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "kilobytes",
     .type = VSH_OT_ALIAS,
     .help = "size"
    },
    {.name = "size",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("new maximum memory size, as scaled integer (default KiB)")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
7581 7582 7583 7584 7585 7586 7587 7588 7589 7590 7591 7592 7593
};

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");
7594
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT | VIR_DOMAIN_MEM_MAXIMUM;
7595

7596 7597 7598 7599 7600 7601 7602 7603 7604 7605
    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;
7606 7607 7608 7609 7610 7611 7612 7613 7614 7615 7616 7617 7618 7619 7620 7621 7622 7623 7624 7625 7626 7627 7628 7629 7630 7631 7632 7633 7634 7635 7636 7637 7638 7639 7640 7641 7642

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        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;
    if (vshCommandOptScaledInt(cmd, "size", &bytes, 1024, max) < 0) {
        vshError(ctl, "%s", _("memory size has to be a number"));
        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[] = {
7643 7644 7645 7646 7647
    {.name = "help",
     .data = N_("Get or set memory parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current memory parameters for a guest"
7648 7649
                " domain.\n"
                "    To get the memory parameters use following command: \n\n"
7650 7651 7652
                "    virsh # memtune <domain>")
    },
    {.name = NULL}
7653 7654 7655
};

static const vshCmdOptDef opts_memtune[] = {
7656 7657 7658 7659 7660 7661 7662 7663 7664 7665 7666 7667 7668 7669 7670 7671 7672 7673 7674 7675 7676 7677 7678 7679 7680 7681 7682 7683 7684 7685 7686 7687 7688 7689
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "hard-limit",
     .type = VSH_OT_INT,
     .help = N_("Max memory, as scaled integer (default KiB)")
    },
    {.name = "soft-limit",
     .type = VSH_OT_INT,
     .help = N_("Memory during contention, as scaled integer (default KiB)")
    },
    {.name = "swap-hard-limit",
     .type = VSH_OT_INT,
     .help = N_("Max memory plus swap, as scaled integer (default KiB)")
    },
    {.name = "min-guarantee",
     .type = VSH_OT_INT,
     .help = N_("Min guaranteed memory, as scaled integer (default KiB)")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
7690 7691 7692 7693 7694 7695 7696 7697 7698 7699 7700 7701 7702 7703 7704 7705 7706 7707 7708 7709 7710 7711 7712 7713 7714 7715 7716 7717 7718 7719 7720 7721 7722
};

static int
vshMemtuneGetSize(const vshCmd *cmd, const char *name, long long *value)
{
    int ret;
    unsigned long long tmp;
    const char *str;
    char *end;

    ret = vshCommandOptString(cmd, name, &str);
    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);
    return 0;
}

static bool
cmdMemtune(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    long long hard_limit = 0, soft_limit = 0, swap_hard_limit = 0;
    long long min_guarantee = 0;
    int nparams = 0;
7723
    int maxparams = 0;
7724
    size_t i;
7725
    virTypedParameterPtr params = NULL;
7726
    bool ret = false;
7727
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
7728 7729 7730 7731
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");

7732 7733 7734 7735 7736 7737 7738
    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;
7739 7740 7741 7742 7743 7744 7745 7746 7747 7748 7749 7750 7751

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    if (vshMemtuneGetSize(cmd, "hard-limit", &hard_limit) < 0 ||
        vshMemtuneGetSize(cmd, "soft-limit", &soft_limit) < 0 ||
        vshMemtuneGetSize(cmd, "swap-hard-limit", &swap_hard_limit) < 0 ||
        vshMemtuneGetSize(cmd, "min-guarantee", &min_guarantee) < 0) {
        vshError(ctl, "%s",
                 _("Unable to parse integer parameter"));
        goto cleanup;
    }

7752 7753 7754 7755 7756 7757 7758 7759
    if (hard_limit) {
        if (hard_limit == -1)
            hard_limit = VIR_DOMAIN_MEMORY_PARAM_UNLIMITED;
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_MEMORY_HARD_LIMIT,
                                    hard_limit) < 0)
            goto save_error;
    }
7760

7761 7762 7763 7764 7765 7766 7767 7768
    if (soft_limit) {
        if (soft_limit == -1)
            soft_limit = VIR_DOMAIN_MEMORY_PARAM_UNLIMITED;
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_MEMORY_SOFT_LIMIT,
                                    soft_limit) < 0)
            goto save_error;
    }
7769

7770 7771 7772 7773 7774 7775 7776 7777
    if (swap_hard_limit) {
        if (swap_hard_limit == -1)
            swap_hard_limit = VIR_DOMAIN_MEMORY_PARAM_UNLIMITED;
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_MEMORY_SWAP_HARD_LIMIT,
                                    swap_hard_limit) < 0)
            goto save_error;
    }
7778

7779 7780 7781 7782 7783 7784 7785 7786
    if (min_guarantee) {
        if (min_guarantee == -1)
            min_guarantee = VIR_DOMAIN_MEMORY_PARAM_UNLIMITED;
        if (virTypedParamsAddULLong(&params, &nparams, &maxparams,
                                    VIR_DOMAIN_MEMORY_MIN_GUARANTEE,
                                    min_guarantee) < 0)
            goto save_error;
    }
7787 7788 7789 7790 7791 7792 7793 7794 7795 7796 7797 7798 7799 7800 7801 7802 7803 7804 7805 7806 7807 7808 7809 7810 7811 7812 7813 7814 7815 7816 7817 7818 7819 7820 7821 7822 7823

    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;
    }

7824 7825
    ret = true;

7826
 cleanup:
7827
    virTypedParamsFree(params, nparams);
7828 7829 7830
    virDomainFree(dom);
    return ret;

7831
 save_error:
7832
    vshSaveLibvirtError();
7833
 error:
7834 7835 7836 7837 7838 7839 7840 7841
    vshError(ctl, "%s", _("Unable to change memory parameters"));
    goto cleanup;
}

/*
 * "numatune" command
 */
static const vshCmdInfo info_numatune[] = {
7842 7843 7844 7845 7846
    {.name = "help",
     .data = N_("Get or set numa parameters")
    },
    {.name = "desc",
     .data = N_("Get or set the current numa parameters for a guest"
7847 7848
                " domain.\n"
                "    To get the numa parameters use following command: \n\n"
7849 7850 7851
                "    virsh # numatune <domain>")
    },
    {.name = NULL}
7852 7853 7854
};

static const vshCmdOptDef opts_numatune[] = {
7855 7856 7857 7858 7859 7860 7861
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mode",
     .type = VSH_OT_DATA,
7862 7863
     .help = N_("NUMA mode, one of strict, preferred and interleave \n"
                "or a number from the virDomainNumatuneMemMode enum")
7864 7865 7866 7867 7868 7869 7870 7871 7872 7873 7874 7875 7876 7877 7878 7879 7880 7881
    },
    {.name = "nodeset",
     .type = VSH_OT_DATA,
     .help = N_("NUMA node selections to set")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
    {.name = NULL}
7882 7883 7884 7885 7886 7887 7888
};

static bool
cmdNumatune(vshControl * ctl, const vshCmd * cmd)
{
    virDomainPtr dom;
    int nparams = 0;
7889
    int maxparams = 0;
7890
    size_t i;
7891
    virTypedParameterPtr params = NULL;
7892 7893
    const char *nodeset = NULL;
    bool ret = false;
7894
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
7895 7896 7897 7898 7899
    bool current = vshCommandOptBool(cmd, "current");
    bool config = vshCommandOptBool(cmd, "config");
    bool live = vshCommandOptBool(cmd, "live");
    const char *mode = NULL;

7900 7901 7902 7903 7904 7905 7906
    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;
7907 7908 7909 7910

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

7911
    if (vshCommandOptStringReq(ctl, cmd, "nodeset", &nodeset) < 0)
7912
        goto cleanup;
7913

7914 7915 7916 7917 7918
    if (nodeset &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_DOMAIN_NUMA_NODESET, nodeset) < 0)
        goto save_error;

7919
    if (vshCommandOptStringReq(ctl, cmd, "mode", &mode) < 0)
7920
        goto cleanup;
7921

7922 7923 7924 7925 7926 7927 7928 7929 7930 7931 7932 7933 7934 7935
    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;
7936 7937 7938 7939 7940 7941 7942 7943 7944 7945 7946 7947 7948 7949 7950 7951 7952 7953 7954 7955 7956 7957 7958 7959 7960 7961 7962 7963 7964 7965 7966 7967 7968 7969 7970 7971
    }

    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)
7972
            goto error;
7973 7974
    }

7975 7976
    ret = true;

7977
 cleanup:
7978
    virTypedParamsFree(params, nparams);
7979 7980
    virDomainFree(dom);
    return ret;
7981

7982
 save_error:
7983
    vshSaveLibvirtError();
7984
 error:
7985 7986
    vshError(ctl, "%s", _("Unable to change numa parameters"));
    goto cleanup;
7987 7988
}

7989 7990 7991 7992
/*
 * "qemu-monitor-command" command
 */
static const vshCmdInfo info_qemu_monitor_command[] = {
7993 7994 7995 7996 7997 7998 7999
    {.name = "help",
     .data = N_("QEMU Monitor Command")
    },
    {.name = "desc",
     .data = N_("QEMU Monitor Command")
    },
    {.name = NULL}
8000 8001 8002
};

static const vshCmdOptDef opts_qemu_monitor_command[] = {
8003 8004 8005 8006 8007 8008 8009 8010 8011 8012 8013 8014 8015 8016 8017 8018 8019 8020 8021
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "hmp",
     .type = VSH_OT_BOOL,
     .help = N_("command is in human monitor protocol")
    },
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("pretty-print any qemu monitor protocol output")
    },
    {.name = "cmd",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("command")
    },
    {.name = NULL}
8022 8023 8024 8025 8026 8027 8028 8029 8030 8031 8032 8033 8034 8035 8036 8037 8038 8039 8040 8041 8042 8043 8044 8045 8046 8047 8048 8049 8050 8051 8052 8053 8054 8055 8056 8057 8058 8059 8060 8061 8062 8063 8064 8065 8066 8067 8068 8069 8070 8071 8072 8073 8074 8075 8076 8077
};

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;

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

    while ((opt = vshCommandOptArgv(cmd, opt))) {
        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;

8078
 cleanup:
8079 8080 8081 8082 8083 8084 8085 8086 8087
    VIR_FREE(result);
    VIR_FREE(monitor_cmd);
    virJSONValueFree(pretty);
    if (dom)
        virDomainFree(dom);

    return ret;
}

E
Eric Blake 已提交
8088 8089 8090 8091 8092 8093 8094 8095 8096 8097 8098 8099 8100 8101 8102 8103 8104 8105 8106 8107 8108 8109 8110 8111 8112 8113 8114 8115 8116 8117 8118 8119 8120 8121 8122 8123 8124 8125 8126 8127 8128 8129 8130 8131 8132 8133 8134 8135 8136 8137 8138 8139 8140 8141 8142 8143 8144 8145 8146 8147 8148 8149 8150 8151 8152 8153 8154 8155
/*
 * "qemu-monitor-event" command
 */

struct vshQemuEventData {
    vshControl *ctl;
    bool loop;
    bool pretty;
    int count;
};
typedef struct vshQemuEventData vshQemuEventData;

static void
vshEventPrint(virConnectPtr conn ATTRIBUTE_UNUSED, virDomainPtr dom,
              const char *event, long long seconds, unsigned int micros,
              const char *details, void *opaque)
{
    vshQemuEventData *data = opaque;
    virJSONValuePtr pretty = NULL;
    char *str = NULL;

    if (!data->loop && data->count)
        return;
    if (data->pretty && details) {
        pretty = virJSONValueFromString(details);
        if (pretty && (str = virJSONValueToString(pretty, true)))
            details = str;
    }
    vshPrint(data->ctl, "event %s at %lld.%06u for domain %s: %s\n",
             event, seconds, micros, virDomainGetName(dom), NULLSTR(details));
    data->count++;
    if (!data->loop)
        vshEventDone(data->ctl);

    VIR_FREE(str);
}

static const vshCmdInfo info_qemu_monitor_event[] = {
    {.name = "help",
     .data = N_("QEMU Monitor Events")
    },
    {.name = "desc",
     .data = N_("Listen for QEMU Monitor Events")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_qemu_monitor_event[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .help = N_("filter by domain name, id or uuid")
    },
    {.name = "event",
     .type = VSH_OT_DATA,
     .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")
    },
8156 8157 8158 8159 8160 8161 8162 8163
    {.name = "regex",
     .type = VSH_OT_BOOL,
     .help = N_("treat event as a regex rather than literal filter")
    },
    {.name = "no-case",
     .type = VSH_OT_BOOL,
     .help = N_("treat event case-insensitively")
    },
E
Eric Blake 已提交
8164 8165 8166 8167 8168 8169 8170 8171 8172 8173 8174 8175 8176 8177
    {.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;
    vshQemuEventData data;

8178 8179 8180 8181 8182
    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
8183 8184 8185 8186 8187 8188 8189 8190 8191 8192 8193 8194 8195 8196 8197 8198 8199 8200 8201 8202 8203 8204 8205 8206 8207 8208 8209 8210 8211 8212 8213 8214 8215 8216 8217 8218
    data.ctl = ctl;
    data.loop = vshCommandOptBool(cmd, "loop");
    data.pretty = vshCommandOptBool(cmd, "pretty");
    data.count = 0;
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
        return false;
    if (vshCommandOptString(cmd, "event", &event) < 0)
        return false;

    if (vshCommandOptBool(cmd, "domain"))
        dom = vshCommandOptDomain(ctl, cmd, NULL);
    if (vshEventStart(ctl, timeout) < 0)
        goto cleanup;

    if ((eventId = virConnectDomainQemuMonitorEventRegister(ctl->conn, dom,
                                                            event,
                                                            vshEventPrint,
                                                            &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;

8219
 cleanup:
E
Eric Blake 已提交
8220 8221 8222 8223 8224 8225 8226 8227 8228 8229
    vshEventCleanup(ctl);
    if (eventId >= 0 &&
        virConnectDomainQemuMonitorEventDeregister(ctl->conn, eventId) < 0)
        ret = false;
    if (dom)
        virDomainFree(dom);

    return ret;
}

8230 8231 8232 8233
/*
 * "qemu-attach" command
 */
static const vshCmdInfo info_qemu_attach[] = {
8234 8235 8236 8237 8238 8239 8240
    {.name = "help",
     .data = N_("QEMU Attach")
    },
    {.name = "desc",
     .data = N_("QEMU Attach")
    },
    {.name = NULL}
8241 8242 8243
};

static const vshCmdOptDef opts_qemu_attach[] = {
8244 8245 8246 8247 8248 8249
    {.name = "pid",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("pid")
    },
    {.name = NULL}
8250 8251 8252 8253 8254 8255 8256 8257 8258 8259 8260 8261 8262 8263 8264 8265 8266 8267 8268 8269 8270 8271 8272 8273 8274 8275 8276
};

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 */

    if (vshCommandOptUInt(cmd, "pid", &pid_value) <= 0) {
        vshError(ctl, "%s", _("missing pid value"));
        goto cleanup;
    }

    if (!(dom = virDomainQemuAttach(ctl->conn, pid_value, flags)))
        goto cleanup;

    if (dom != NULL) {
        vshPrint(ctl, _("Domain %s attached to pid %u\n"),
                 virDomainGetName(dom), pid_value);
        virDomainFree(dom);
        ret = true;
    } else {
        vshError(ctl, _("Failed to attach to pid %u"), pid_value);
    }

8277
 cleanup:
8278 8279 8280 8281 8282 8283 8284
    return ret;
}

/*
 * "qemu-agent-command" command
 */
static const vshCmdInfo info_qemu_agent_command[] = {
8285 8286 8287 8288 8289 8290 8291
    {.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}
8292 8293 8294
};

static const vshCmdOptDef opts_qemu_agent_command[] = {
8295 8296 8297 8298 8299 8300 8301 8302 8303 8304 8305 8306 8307 8308 8309 8310 8311 8312
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("timeout seconds. must be positive.")
    },
    {.name = "async",
     .type = VSH_OT_BOOL,
     .help = N_("execute command without waiting for timeout")
    },
    {.name = "block",
     .type = VSH_OT_BOOL,
     .help = N_("execute command without timeout")
    },
8313 8314 8315 8316
    {.name = "pretty",
     .type = VSH_OT_BOOL,
     .help = N_("pretty-print the output")
    },
8317 8318 8319 8320 8321 8322
    {.name = "cmd",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("command")
    },
    {.name = NULL}
8323 8324 8325 8326 8327 8328 8329 8330 8331 8332 8333 8334 8335 8336 8337
};

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;
8338
    virJSONValuePtr pretty = NULL;
8339 8340 8341 8342 8343 8344 8345 8346 8347 8348 8349 8350 8351 8352 8353 8354 8355 8356 8357 8358 8359 8360 8361 8362 8363 8364 8365 8366 8367 8368 8369 8370 8371 8372 8373 8374 8375 8376 8377 8378 8379 8380

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

    while ((opt = vshCommandOptArgv(cmd, opt))) {
        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);

    judge = vshCommandOptInt(cmd, "timeout", &timeout);
    if (judge < 0) {
        vshError(ctl, "%s", _("timeout number has to be a number"));
        goto cleanup;
    } else if (judge > 0) {
        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;
    }
8381

8382
    result = virDomainQemuAgentCommand(dom, guest_agent_cmd, timeout, flags);
8383 8384
    if (!result)
        goto cleanup;
8385

8386 8387 8388 8389 8390 8391 8392 8393 8394 8395 8396
    if (vshCommandOptBool(cmd, "pretty")) {
        char *tmp;
        pretty = virJSONValueFromString(result);
        if (pretty && (tmp = virJSONValueToString(pretty, true))) {
            VIR_FREE(result);
            result = tmp;
        } else {
            vshResetLibvirtError();
        }
    }

8397
    vshPrint(ctl, "%s\n", result);
8398 8399 8400

    ret = true;

8401
 cleanup:
8402 8403 8404 8405 8406 8407 8408 8409
    VIR_FREE(result);
    VIR_FREE(guest_agent_cmd);
    if (dom)
        virDomainFree(dom);

    return ret;
}

8410 8411 8412 8413
/*
 * "lxc-enter-namespace" namespace
 */
static const vshCmdInfo info_lxc_enter_namespace[] = {
8414 8415 8416 8417 8418 8419 8420
    {.name = "help",
     .data = N_("LXC Guest Enter Namespace")
    },
    {.name = "desc",
     .data = N_("Run an arbitrary lxc guest enter namespace; use at your own risk")
    },
    {.name = NULL}
8421 8422 8423
};

static const vshCmdOptDef opts_lxc_enter_namespace[] = {
8424 8425 8426 8427 8428 8429 8430 8431 8432 8433 8434 8435 8436 8437 8438
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "noseclabel",
     .type = VSH_OT_BOOL,
     .help = N_("Do not change process security label")
    },
    {.name = "cmd",
     .type = VSH_OT_ARGV,
     .flags = VSH_OFLAG_REQ,
     .help = N_("namespace")
    },
    {.name = NULL}
8439 8440 8441 8442 8443 8444 8445 8446 8447 8448 8449 8450 8451 8452
};

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;
8453 8454 8455
    bool setlabel = true;
    virSecurityModelPtr secmodel = NULL;
    virSecurityLabelPtr seclabel = NULL;
8456 8457 8458 8459 8460

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

8461 8462 8463
    if (vshCommandOptBool(cmd, "noseclabel"))
        setlabel = false;

8464 8465 8466 8467 8468 8469 8470 8471 8472 8473 8474 8475 8476 8477 8478 8479
    while ((opt = vshCommandOptArgv(cmd, opt))) {
        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;

8480 8481 8482 8483 8484 8485 8486 8487 8488 8489 8490 8491 8492 8493 8494
    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;
        }
        if (virNodeGetSecurityModel(ctl->conn, secmodel) < 0)
            goto cleanup;
        if (virDomainGetSecurityLabel(dom, seclabel) < 0)
            goto cleanup;
    }

8495
    /* Fork once because we don't want to affect
E
Eric Blake 已提交
8496 8497
     * virsh's namespace itself, and because user namespace
     * can only be changed in single-threaded process
8498
     */
E
Eric Blake 已提交
8499
    if ((pid = virFork()) < 0)
8500 8501
        goto cleanup;
    if (pid == 0) {
8502 8503
        int status;

8504 8505 8506 8507 8508
        if (setlabel &&
            virDomainLxcEnterSecurityLabel(secmodel,
                                           seclabel,
                                           NULL,
                                           0) < 0)
8509
            _exit(EXIT_CANCELED);
8510

8511 8512 8513 8514 8515 8516
        if (virDomainLxcEnterNamespace(dom,
                                       nfdlist,
                                       fdlist,
                                       NULL,
                                       NULL,
                                       0) < 0)
8517
            _exit(EXIT_CANCELED);
8518 8519 8520 8521

        /* Fork a second time because entering the
         * pid namespace only takes effect after fork
         */
E
Eric Blake 已提交
8522
        if ((pid = virFork()) < 0)
8523
            _exit(EXIT_CANCELED);
8524 8525
        if (pid == 0) {
            execv(cmdargv[0], cmdargv);
8526
            _exit(errno == ENOENT ? EXIT_ENOENT : EXIT_CANNOT_INVOKE);
8527
        }
8528 8529 8530
        if (virProcessWait(pid, &status, true) < 0)
            _exit(EXIT_CANNOT_INVOKE);
        virProcessExitWithStatus(status);
8531
    } else {
8532
        for (i = 0; i < nfdlist; i++)
8533 8534
            VIR_FORCE_CLOSE(fdlist[i]);
        VIR_FREE(fdlist);
8535 8536
        if (virProcessWait(pid, NULL, false) < 0) {
            vshReportError(ctl);
8537
            goto cleanup;
8538
        }
8539 8540 8541 8542
    }

    ret = true;

8543
 cleanup:
8544 8545
    VIR_FREE(seclabel);
    VIR_FREE(secmodel);
8546 8547 8548 8549 8550 8551
    if (dom)
        virDomainFree(dom);
    VIR_FREE(cmdargv);
    return ret;
}

8552 8553 8554 8555
/*
 * "dumpxml" command
 */
static const vshCmdInfo info_dumpxml[] = {
8556 8557 8558 8559 8560 8561 8562
    {.name = "help",
     .data = N_("domain information in XML")
    },
    {.name = "desc",
     .data = N_("Output the domain information as an XML dump to stdout.")
    },
    {.name = NULL}
8563 8564 8565
};

static const vshCmdOptDef opts_dumpxml[] = {
8566 8567 8568 8569 8570 8571 8572 8573 8574 8575 8576 8577 8578 8579 8580 8581 8582 8583 8584 8585 8586 8587
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "inactive",
     .type = VSH_OT_BOOL,
     .help = N_("show inactive defined XML")
    },
    {.name = "security-info",
     .type = VSH_OT_BOOL,
     .help = N_("include security sensitive information in XML dump")
    },
    {.name = "update-cpu",
     .type = VSH_OT_BOOL,
     .help = N_("update guest CPU according to host CPU")
    },
    {.name = "migratable",
     .type = VSH_OT_BOOL,
     .help = N_("provide XML suitable for migrations")
    },
    {.name = NULL}
8588 8589 8590 8591 8592 8593 8594 8595 8596 8597 8598 8599
};

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");
8600
    bool migratable = vshCommandOptBool(cmd, "migratable");
8601 8602 8603 8604 8605 8606 8607

    if (inactive)
        flags |= VIR_DOMAIN_XML_INACTIVE;
    if (secure)
        flags |= VIR_DOMAIN_XML_SECURE;
    if (update)
        flags |= VIR_DOMAIN_XML_UPDATE_CPU;
8608 8609
    if (migratable)
        flags |= VIR_DOMAIN_XML_MIGRATABLE;
8610 8611 8612 8613 8614 8615 8616 8617 8618 8619 8620 8621 8622 8623 8624 8625 8626 8627 8628 8629

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        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[] = {
8630 8631 8632 8633 8634 8635 8636
    {.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}
8637 8638 8639
};

static const vshCmdOptDef opts_domxmlfromnative[] = {
8640 8641 8642 8643 8644 8645 8646 8647 8648 8649 8650
    {.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}
8651 8652 8653 8654 8655 8656 8657 8658 8659 8660 8661 8662
};

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;

8663 8664
    if (vshCommandOptStringReq(ctl, cmd, "format", &format) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "config", &configFile) < 0)
8665 8666 8667 8668 8669 8670 8671 8672 8673 8674 8675 8676 8677 8678 8679 8680 8681 8682 8683 8684 8685
        return false;

    if (virFileReadAll(configFile, 1024*1024, &configData) < 0)
        return false;

    xmlData = virConnectDomainXMLFromNative(ctl->conn, format, configData, flags);
    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[] = {
8686 8687 8688 8689 8690 8691 8692
    {.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}
8693 8694 8695
};

static const vshCmdOptDef opts_domxmltonative[] = {
8696 8697 8698 8699 8700 8701 8702 8703 8704 8705 8706
    {.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}
8707 8708 8709 8710 8711 8712 8713 8714 8715 8716 8717 8718
};

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;

8719 8720
    if (vshCommandOptStringReq(ctl, cmd, "format", &format) < 0 ||
        vshCommandOptStringReq(ctl, cmd, "xml", &xmlFile) < 0)
8721 8722 8723 8724 8725 8726 8727 8728 8729 8730 8731 8732 8733 8734 8735 8736 8737 8738 8739 8740 8741
        return false;

    if (virFileReadAll(xmlFile, 1024*1024, &xmlData) < 0)
        return false;

    configData = virConnectDomainXMLToNative(ctl->conn, format, xmlData, flags);
    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[] = {
8742 8743 8744 8745 8746 8747 8748
    {.name = "help",
     .data = N_("convert a domain id or UUID to domain name")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
8749 8750 8751
};

static const vshCmdOptDef opts_domname[] = {
8752 8753 8754 8755 8756 8757
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain id or uuid")
    },
    {.name = NULL}
8758 8759 8760 8761 8762 8763 8764 8765 8766 8767 8768 8769 8770 8771 8772 8773 8774 8775 8776 8777
};

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

    if (!(dom = vshCommandOptDomainBy(ctl, cmd, NULL,
                                      VSH_BYID|VSH_BYUUID)))
        return false;

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

/*
 * "domid" command
 */
static const vshCmdInfo info_domid[] = {
8778 8779 8780 8781 8782 8783 8784
    {.name = "help",
     .data = N_("convert a domain name or UUID to domain id")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
8785 8786 8787
};

static const vshCmdOptDef opts_domid[] = {
8788 8789 8790 8791 8792 8793
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name or uuid")
    },
    {.name = NULL}
8794 8795 8796 8797 8798 8799 8800 8801 8802 8803 8804 8805 8806 8807 8808 8809 8810 8811 8812 8813 8814 8815 8816 8817 8818
};

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

    if (!(dom = vshCommandOptDomainBy(ctl, cmd, NULL,
                                      VSH_BYNAME|VSH_BYUUID)))
        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[] = {
8819 8820 8821 8822 8823 8824 8825
    {.name = "help",
     .data = N_("convert a domain name or id to domain UUID")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
8826 8827 8828
};

static const vshCmdOptDef opts_domuuid[] = {
8829 8830 8831 8832 8833 8834
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain id or name")
    },
    {.name = NULL}
8835 8836 8837 8838 8839 8840 8841 8842 8843 8844 8845 8846 8847 8848 8849 8850 8851 8852 8853 8854 8855 8856 8857 8858 8859
};

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

    if (!(dom = vshCommandOptDomainBy(ctl, cmd, NULL,
                                      VSH_BYNAME|VSH_BYID)))
        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[] = {
8860 8861 8862 8863 8864 8865 8866
    {.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}
8867 8868 8869
};

static const vshCmdOptDef opts_migrate[] = {
8870 8871 8872 8873 8874 8875 8876 8877 8878 8879 8880 8881 8882 8883 8884 8885 8886 8887 8888 8889 8890 8891 8892 8893 8894 8895 8896 8897 8898 8899 8900 8901 8902 8903 8904 8905 8906 8907 8908 8909 8910 8911 8912 8913 8914 8915
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("live migration")
    },
    {.name = "offline",
     .type = VSH_OT_BOOL,
     .help = N_("offline migration")
    },
    {.name = "p2p",
     .type = VSH_OT_BOOL,
     .help = N_("peer-2-peer migration")
    },
    {.name = "direct",
     .type = VSH_OT_BOOL,
     .help = N_("direct migration")
    },
    {.name = "tunneled",
     .type = VSH_OT_ALIAS,
     .help = "tunnelled"
    },
    {.name = "tunnelled",
     .type = VSH_OT_BOOL,
     .help = N_("tunnelled migration")
    },
    {.name = "persistent",
     .type = VSH_OT_BOOL,
     .help = N_("persist VM on destination")
    },
    {.name = "undefinesource",
     .type = VSH_OT_BOOL,
     .help = N_("undefine VM on source")
    },
    {.name = "suspend",
     .type = VSH_OT_BOOL,
     .help = N_("do not restart the domain on the destination host")
    },
    {.name = "copy-storage-all",
     .type = VSH_OT_BOOL,
     .help = N_("migration with non-shared storage with full disk copy")
    },
    {.name = "copy-storage-inc",
     .type = VSH_OT_BOOL,
     .help = N_("migration with non-shared storage with incremental copy (same base image shared between source and destination)")
    },
    {.name = "change-protection",
     .type = VSH_OT_BOOL,
8916
     .help = N_("prevent any configuration changes to domain until migration ends")
8917 8918 8919 8920 8921 8922 8923 8924 8925
    },
    {.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")
    },
8926 8927 8928 8929
    {.name = "compressed",
     .type = VSH_OT_BOOL,
     .help = N_("compress repeated pages during live migration")
    },
8930 8931 8932 8933
    {.name = "auto-converge",
     .type = VSH_OT_BOOL,
     .help = N_("force convergence during live migration")
    },
8934 8935 8936 8937
    {.name = "abort-on-error",
     .type = VSH_OT_BOOL,
     .help = N_("abort on soft errors during migration")
    },
8938 8939 8940 8941 8942 8943 8944 8945 8946 8947 8948 8949 8950 8951
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "desturi",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("connection URI of the destination host as seen from the client(normal migration) or source(p2p migration)")
    },
    {.name = "migrateuri",
     .type = VSH_OT_DATA,
     .help = N_("migration URI, usually can be omitted")
    },
8952 8953 8954 8955
    {.name = "graphicsuri",
     .type = VSH_OT_DATA,
     .help = N_("graphics URI to be used for seamless graphics migration")
    },
8956 8957 8958 8959
    {.name = "listen-address",
     .type = VSH_OT_DATA,
     .help = N_("listen address that destination should bind to for incoming migration")
    },
8960 8961 8962 8963 8964 8965 8966 8967 8968 8969 8970 8971 8972
    {.name = "dname",
     .type = VSH_OT_DATA,
     .help = N_("rename to new name during migration (if supported)")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
     .help = N_("force guest to suspend if live migration exceeds timeout (in seconds)")
    },
    {.name = "xml",
     .type = VSH_OT_STRING,
     .help = N_("filename containing updated XML for the target")
    },
    {.name = NULL}
8973 8974 8975 8976 8977 8978 8979 8980
};

static void
doMigrate(void *opaque)
{
    char ret = '1';
    virDomainPtr dom = NULL;
    const char *desturi = NULL;
8981
    const char *opt = NULL;
8982 8983 8984 8985 8986
    unsigned int flags = 0;
    vshCtrlData *data = opaque;
    vshControl *ctl = data->ctl;
    const vshCmd *cmd = data->cmd;
    sigset_t sigmask, oldsigmask;
8987 8988 8989
    virTypedParameterPtr params = NULL;
    int nparams = 0;
    int maxparams = 0;
8990
    virConnectPtr dconn = data->dconn;
8991 8992 8993 8994 8995 8996 8997 8998 8999

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        goto out;

9000
    if (vshCommandOptStringReq(ctl, cmd, "desturi", &desturi) < 0)
9001 9002
        goto out;

9003 9004 9005 9006 9007 9008 9009
    if (vshCommandOptStringReq(ctl, cmd, "migrateuri", &opt) < 0)
        goto out;
    if (opt &&
        virTypedParamsAddString(&params, &nparams, &maxparams,
                                VIR_MIGRATE_PARAM_URI, opt) < 0)
        goto save_error;

9010 9011 9012 9013 9014 9015 9016
    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;

9017 9018 9019 9020 9021 9022 9023
    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;

9024 9025 9026 9027 9028 9029 9030 9031 9032 9033 9034 9035 9036 9037 9038 9039 9040 9041 9042 9043 9044 9045 9046 9047 9048
    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;

    if (vshCommandOptStringReq(ctl, cmd, "xml", &opt) < 0)
        goto out;
    if (opt) {
        char *xml;

        if (virFileReadAll(opt, 1024 * 1024, &xml) < 0) {
            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);
    }

9049 9050 9051 9052 9053 9054 9055 9056 9057 9058 9059 9060 9061 9062 9063 9064 9065 9066 9067 9068 9069 9070 9071 9072 9073 9074 9075
    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;

9076 9077 9078
    if (vshCommandOptBool(cmd, "compressed"))
        flags |= VIR_MIGRATE_COMPRESSED;

9079 9080 9081
    if (vshCommandOptBool(cmd, "auto-converge"))
        flags |= VIR_MIGRATE_AUTO_CONVERGE;

L
liguang 已提交
9082 9083 9084 9085
    if (vshCommandOptBool(cmd, "offline")) {
        flags |= VIR_MIGRATE_OFFLINE;
    }

9086 9087 9088
    if (vshCommandOptBool(cmd, "abort-on-error"))
        flags |= VIR_MIGRATE_ABORT_ON_ERROR;

9089 9090 9091
    if ((flags & VIR_MIGRATE_PEER2PEER) ||
        vshCommandOptBool(cmd, "direct")) {

9092
        /* migrateuri doesn't make sense for tunnelled migration */
9093 9094 9095 9096 9097
        if (flags & VIR_MIGRATE_TUNNELLED &&
            virTypedParamsGetString(params, nparams,
                                    VIR_MIGRATE_PARAM_URI, NULL) == 1) {
            vshError(ctl, "%s", _("migrate: Unexpected migrateuri for "
                                  "peer2peer/direct migration"));
9098 9099 9100
            goto out;
        }

9101
        if (virDomainMigrateToURI3(dom, desturi, params, nparams, flags) == 0)
9102 9103 9104 9105 9106
            ret = '0';
    } else {
        /* For traditional live migration, connect to the destination host directly. */
        virDomainPtr ddom = NULL;

9107
        if ((ddom = virDomainMigrate3(dom, dconn, params, nparams, flags))) {
9108 9109 9110 9111 9112
            virDomainFree(ddom);
            ret = '0';
        }
    }

9113
 out:
9114
    pthread_sigmask(SIG_SETMASK, &oldsigmask, NULL);
9115
 out_sig:
9116 9117 9118
    virTypedParamsFree(params, nparams);
    if (dom)
        virDomainFree(dom);
9119
    ignore_value(safewrite(data->writefd, &ret, sizeof(ret)));
9120 9121
    return;

9122
 save_error:
9123 9124
    vshSaveLibvirtError();
    goto out;
9125 9126 9127 9128 9129 9130 9131 9132 9133 9134 9135 9136 9137 9138 9139 9140 9141 9142 9143 9144 9145 9146
}

static void
vshMigrationTimeout(vshControl *ctl,
                    virDomainPtr dom,
                    void *opaque ATTRIBUTE_UNUSED)
{
    vshDebug(ctl, VSH_ERR_DEBUG, "suspending the domain, "
             "since migration timed out\n");
    virDomainSuspend(dom);
}

static bool
cmdMigrate(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    int p[2] = {-1, -1};
    virThread workerThread;
    bool verbose = false;
    bool functionReturn = false;
    int timeout = 0;
    bool live_flag = false;
9147
    vshCtrlData data = { .dconn = NULL };
9148 9149 9150 9151 9152 9153 9154 9155 9156

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

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

    if (vshCommandOptBool(cmd, "live"))
        live_flag = true;
9157 9158 9159 9160 9161
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0) {
        goto cleanup;
    } else if (timeout > 0 && !live_flag) {
        vshError(ctl, "%s",
                 _("migrate: Unexpected timeout for offline migration"));
9162
        goto cleanup;
9163 9164 9165 9166 9167 9168 9169 9170 9171
    }

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

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

9172 9173 9174 9175 9176 9177 9178 9179 9180 9181 9182 9183 9184 9185 9186 9187 9188
    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;

        dconn = vshConnect(ctl, desturi, false);
        if (!dconn)
            goto cleanup;

        data.dconn = dconn;
    }

9189 9190 9191 9192 9193 9194 9195 9196 9197 9198
    if (virThreadCreate(&workerThread,
                        true,
                        doMigrate,
                        &data) < 0)
        goto cleanup;
    functionReturn = vshWatchJob(ctl, dom, verbose, p[0], timeout,
                                 vshMigrationTimeout, NULL, _("Migration"));

    virThreadJoin(&workerThread);

9199
 cleanup:
9200 9201
    if (data.dconn)
        virConnectClose(data.dconn);
9202 9203 9204 9205 9206 9207 9208 9209 9210 9211
    virDomainFree(dom);
    VIR_FORCE_CLOSE(p[0]);
    VIR_FORCE_CLOSE(p[1]);
    return functionReturn;
}

/*
 * "migrate-setmaxdowntime" command
 */
static const vshCmdInfo info_migrate_setmaxdowntime[] = {
9212 9213 9214 9215 9216 9217 9218
    {.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}
9219 9220 9221
};

static const vshCmdOptDef opts_migrate_setmaxdowntime[] = {
9222 9223 9224 9225 9226 9227 9228 9229 9230 9231 9232
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "downtime",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("maximum tolerable downtime (in milliseconds) for migration")
    },
    {.name = NULL}
9233 9234 9235 9236 9237 9238 9239 9240 9241 9242 9243 9244 9245 9246 9247 9248 9249 9250 9251 9252 9253 9254 9255
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    if (vshCommandOptLongLong(cmd, "downtime", &downtime) < 0 ||
        downtime < 1) {
        vshError(ctl, "%s", _("migrate: Invalid downtime"));
        goto done;
    }

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

    ret = true;

9256
 done:
9257 9258 9259 9260
    virDomainFree(dom);
    return ret;
}

9261 9262 9263 9264 9265 9266 9267 9268 9269 9270 9271 9272 9273 9274 9275 9276 9277 9278 9279 9280 9281 9282 9283 9284 9285 9286 9287 9288 9289 9290 9291 9292 9293 9294 9295 9296 9297 9298 9299 9300 9301 9302 9303 9304 9305 9306 9307 9308 9309 9310 9311 9312 9313 9314 9315 9316 9317
/*
 * "migrate-compcache" command
 */
static const vshCmdInfo info_migrate_compcache[] = {
    {.name = "help",
     .data = N_("get/set compression cache size")
    },
    {.name = "desc",
     .data = N_("Get/set size of the cache (in bytes) used for compressing "
                "repeatedly transferred memory pages during live migration.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_migrate_compcache[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "size",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ_OPT,
     .help = N_("requested size of the cache (in bytes) used for compression")
    },
    {.name = NULL}
};

static bool
cmdMigrateCompCache(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    unsigned long long size = 0;
    bool ret = false;
    const char *unit;
    double value;
    int rc;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    rc = vshCommandOptULongLong(cmd, "size", &size);
    if (rc < 0) {
        vshError(ctl, "%s", _("Unable to parse size parameter"));
        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;
9318
 cleanup:
9319 9320 9321 9322
    virDomainFree(dom);
    return ret;
}

9323 9324 9325 9326
/*
 * "migrate-setspeed" command
 */
static const vshCmdInfo info_migrate_setspeed[] = {
9327 9328 9329 9330 9331 9332 9333 9334
    {.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}
9335 9336 9337
};

static const vshCmdOptDef opts_migrate_setspeed[] = {
9338 9339 9340 9341 9342 9343 9344 9345 9346 9347 9348
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "bandwidth",
     .type = VSH_OT_INT,
     .flags = VSH_OFLAG_REQ,
     .help = N_("migration bandwidth limit in MiB/s")
    },
    {.name = NULL}
9349 9350 9351 9352 9353 9354 9355 9356 9357 9358 9359 9360
};

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

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

9361
    if (vshCommandOptULWrap(cmd, "bandwidth", &bandwidth) < 0) {
9362 9363 9364 9365 9366 9367 9368 9369 9370
        vshError(ctl, "%s", _("migrate: Invalid bandwidth"));
        goto done;
    }

    if (virDomainMigrateSetMaxSpeed(dom, bandwidth, 0) < 0)
        goto done;

    ret = true;

9371
 done:
9372 9373 9374 9375 9376 9377 9378 9379
    virDomainFree(dom);
    return ret;
}

/*
 * "migrate-getspeed" command
 */
static const vshCmdInfo info_migrate_getspeed[] = {
9380 9381 9382 9383 9384 9385 9386
    {.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}
9387 9388 9389
};

static const vshCmdOptDef opts_migrate_getspeed[] = {
9390 9391 9392 9393 9394 9395
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
9396 9397 9398 9399 9400 9401 9402 9403 9404 9405 9406 9407 9408 9409 9410 9411 9412 9413 9414
};

static bool
cmdMigrateGetMaxSpeed(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    unsigned long bandwidth;
    bool ret = false;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    if (virDomainMigrateGetMaxSpeed(dom, &bandwidth, 0) < 0)
        goto done;

    vshPrint(ctl, "%lu\n", bandwidth);

    ret = true;

9415
 done:
9416 9417 9418 9419 9420 9421 9422 9423
    virDomainFree(dom);
    return ret;
}

/*
 * "domdisplay" command
 */
static const vshCmdInfo info_domdisplay[] = {
9424 9425 9426 9427
    {.name = "help",
     .data = N_("domain display connection URI")
    },
    {.name = "desc",
9428 9429
     .data = N_("Output the IP address and port number "
                "for the graphical display.")
9430 9431
    },
    {.name = NULL}
9432 9433 9434
};

static const vshCmdOptDef opts_domdisplay[] = {
9435 9436 9437 9438 9439 9440 9441 9442 9443
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "include-password",
     .type = VSH_OT_BOOL,
     .help = N_("includes the password into the connection URI if available")
    },
9444 9445 9446 9447 9448
    {.name = "type",
     .type = VSH_OT_DATA,
     .help = N_("select particular graphics display "
                "(e.g. \"vnc\", \"spice\", \"rdp\")")
    },
9449
    {.name = NULL}
9450 9451 9452 9453 9454 9455 9456 9457 9458 9459
};

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
9460 9461 9462
    char *doc = NULL;
    char *xpath = NULL;
    char *listen_addr = NULL;
9463 9464 9465 9466
    int port, tls_port = 0;
    char *passwd = NULL;
    char *output = NULL;
    const char *scheme[] = { "vnc", "spice", "rdp", NULL };
9467
    const char *type = NULL;
9468 9469 9470
    int iter = 0;
    int tmp;
    int flags = 0;
M
Martin Kletzander 已提交
9471 9472
    bool params = false;
    const char *xpath_fmt = "string(/domain/devices/graphics[@type='%s']/@%s)";
9473
    virSocketAddr addr;
9474 9475 9476 9477 9478 9479 9480 9481 9482 9483 9484 9485

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    if (!virDomainIsActive(dom)) {
        vshError(ctl, _("Domain is not running"));
        goto cleanup;
    }

    if (vshCommandOptBool(cmd, "include-password"))
        flags |= VIR_DOMAIN_XML_SECURE;

9486 9487 9488
    if (vshCommandOptStringReq(ctl, cmd, "type", &type) < 0)
        goto cleanup;

M
Martin Kletzander 已提交
9489
    if (!(doc = virDomainGetXMLDesc(dom, flags)))
9490 9491
        goto cleanup;

M
Martin Kletzander 已提交
9492
    if (!(xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt)))
9493 9494 9495 9496
        goto cleanup;

    /* Attempt to grab our display info */
    for (iter = 0; scheme[iter] != NULL; iter++) {
9497 9498 9499 9500
        /* Particular scheme requested */
        if (type && STRNEQ(type, scheme[iter]))
            continue;

9501
        /* Create our XPATH lookup for the current display's port */
M
Martin Kletzander 已提交
9502
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "port") < 0)
9503
            goto cleanup;
9504 9505 9506 9507 9508 9509

        /* 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
9510
         * scheme */
9511
        if (tmp)
9512 9513 9514 9515 9516 9517 9518 9519 9520 9521 9522 9523 9524 9525
            port = 0;

        /* Create our XPATH lookup for TLS Port (automatically skipped
         * for unsupported schemes */
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "tlsPort") < 0)
            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)
9526 9527 9528
            continue;

        /* Create our XPATH lookup for the current display's address */
M
Martin Kletzander 已提交
9529
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "listen") < 0)
9530
            goto cleanup;
9531 9532

        /* Attempt to get the listening addr if set for the current
M
Martin Kletzander 已提交
9533
         * graphics scheme */
9534 9535 9536
        listen_addr = virXPathString(xpath, ctxt);
        VIR_FREE(xpath);

M
Martin Kletzander 已提交
9537 9538 9539 9540 9541 9542 9543
        /* 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 */
        if (virAsprintf(&xpath, xpath_fmt, scheme[iter], "passwd") < 0)
9544
            goto cleanup;
M
Martin Kletzander 已提交
9545 9546 9547 9548 9549

        /* Attempt to get the password */
        passwd = virXPathString(xpath, ctxt);
        VIR_FREE(xpath);

9550 9551 9552
        /* Build up the full URI, starting with the scheme */
        virBufferAsprintf(&buf, "%s://", scheme[iter]);

M
Martin Kletzander 已提交
9553 9554 9555 9556
        /* There is no user, so just append password if there's any */
        if (STREQ(scheme[iter], "vnc") && passwd)
            virBufferAsprintf(&buf, ":%s@", passwd);

9557
        /* Then host name or IP */
9558 9559 9560
        if (!listen_addr ||
            (virSocketAddrParse(&addr, listen_addr, AF_UNSPEC) > 0 &&
             virSocketAddrIsWildcard(&addr)))
9561
            virBufferAddLit(&buf, "localhost");
9562 9563
        else if (strchr(listen_addr, ':'))
            virBufferAsprintf(&buf, "[%s]", listen_addr);
9564 9565 9566 9567
        else
            virBufferAsprintf(&buf, "%s", listen_addr);

        /* Add the port */
9568 9569 9570 9571 9572 9573 9574
        if (port) {
            if (STREQ(scheme[iter], "vnc")) {
                /* VNC protocol handlers take their port number as
                 * 'port' - 5900 */
                port -= 5900;
            }

9575
            virBufferAsprintf(&buf, ":%d", port);
9576
        }
9577 9578

        /* TLS Port */
M
Martin Kletzander 已提交
9579 9580 9581 9582 9583 9584 9585
        if (tls_port) {
            virBufferAsprintf(&buf,
                              "%stls-port=%d",
                              params ? "&" : "?",
                              tls_port);
            params = true;
        }
9586

M
Martin Kletzander 已提交
9587 9588 9589 9590 9591 9592
        if (STREQ(scheme[iter], "spice") && passwd) {
            virBufferAsprintf(&buf,
                              "%spassword=%s",
                              params ? "&" : "?",
                              passwd);
            params = true;
9593 9594 9595 9596 9597 9598 9599 9600 9601 9602 9603 9604 9605 9606 9607 9608 9609
        }

        /* 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;
    }

9610 9611 9612 9613 9614 9615
    if (!ret) {
        if (type)
            vshError(ctl, _("No graphical display with type '%s' found"), type);
        else
            vshError(ctl, _("No graphical display found"));
    }
9616

9617
 cleanup:
M
Martin Kletzander 已提交
9618 9619 9620 9621 9622
    VIR_FREE(doc);
    VIR_FREE(xpath);
    VIR_FREE(passwd);
    VIR_FREE(listen_addr);
    VIR_FREE(output);
9623 9624 9625 9626 9627 9628 9629 9630 9631 9632
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    virDomainFree(dom);
    return ret;
}

/*
 * "vncdisplay" command
 */
static const vshCmdInfo info_vncdisplay[] = {
9633 9634 9635 9636 9637 9638 9639
    {.name = "help",
     .data = N_("vnc display")
    },
    {.name = "desc",
     .data = N_("Output the IP address and port number for the VNC display.")
    },
    {.name = NULL}
9640 9641 9642
};

static const vshCmdOptDef opts_vncdisplay[] = {
9643 9644 9645 9646 9647 9648
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
9649 9650 9651 9652 9653 9654 9655 9656 9657 9658 9659 9660 9661 9662 9663 9664 9665 9666 9667 9668 9669 9670 9671 9672 9673 9674 9675 9676 9677 9678 9679 9680 9681 9682 9683 9684 9685 9686 9687 9688 9689 9690 9691 9692 9693 9694 9695 9696 9697 9698 9699 9700 9701 9702 9703 9704 9705
};

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;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        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);
    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[] = {
9706 9707 9708 9709 9710 9711 9712
    {.name = "help",
     .data = N_("tty console")
    },
    {.name = "desc",
     .data = N_("Output the device for the TTY console.")
    },
    {.name = NULL}
9713 9714 9715
};

static const vshCmdOptDef opts_ttyconsole[] = {
9716 9717 9718 9719 9720 9721
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
9722 9723 9724 9725 9726 9727 9728 9729 9730 9731 9732 9733 9734 9735 9736 9737 9738 9739 9740 9741 9742 9743 9744 9745 9746 9747 9748 9749 9750 9751 9752 9753 9754 9755 9756 9757 9758 9759 9760 9761 9762 9763 9764 9765
};

static bool
cmdTTYConsole(vshControl *ctl, const vshCmd *cmd)
{
    xmlDocPtr xml = NULL;
    xmlXPathObjectPtr obj = NULL;
    xmlXPathContextPtr ctxt = NULL;
    virDomainPtr dom;
    bool ret = false;
    char *doc;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        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[] = {
9766 9767 9768 9769 9770 9771 9772
    {.name = "help",
     .data = N_("print the domain's hostname")
    },
    {.name = "desc",
     .data = ""
    },
    {.name = NULL}
9773 9774 9775
};

static const vshCmdOptDef opts_domhostname[] = {
9776 9777 9778 9779 9780 9781
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
9782 9783 9784 9785 9786 9787 9788 9789 9790 9791 9792 9793 9794 9795 9796 9797 9798 9799 9800 9801 9802
};

static bool
cmdDomHostname(vshControl *ctl, const vshCmd *cmd)
{
    char *hostname;
    virDomainPtr dom;
    bool ret = false;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        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;

9803
 error:
9804 9805 9806 9807 9808 9809 9810 9811 9812 9813 9814 9815 9816 9817 9818 9819 9820 9821 9822 9823 9824 9825 9826 9827 9828 9829 9830 9831 9832 9833 9834 9835 9836 9837 9838 9839 9840 9841 9842 9843 9844 9845 9846 9847 9848 9849 9850 9851 9852 9853 9854 9855 9856 9857 9858 9859 9860 9861 9862 9863
    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
vshNodeIsSuperset(xmlNodePtr n1, xmlNodePtr n2)
{
    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;

9864
    if (!(bitmap = virBitmapNew(n1_child_size)))
9865 9866 9867 9868 9869 9870 9871 9872 9873 9874 9875 9876 9877 9878 9879 9880 9881 9882 9883 9884 9885 9886 9887 9888 9889 9890 9891 9892 9893 9894 9895 9896 9897 9898 9899 9900 9901 9902 9903 9904 9905 9906 9907 9908 9909 9910 9911 9912 9913 9914 9915 9916 9917 9918
        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;
                }

                if (!vshNodeIsSuperset(child1, child2))
                    goto cleanup;

                break;
            }

            child1 = child1->next;
            n1_iter++;
        }

        if (!found)
            goto cleanup;

        child2 = child2->next;
    }

    ret = true;

9919
 cleanup:
9920 9921 9922 9923 9924 9925 9926 9927 9928
    virBitmapFree(bitmap);
    return ret;
}


/*
 * "detach-device" command
 */
static const vshCmdInfo info_detach_device[] = {
9929 9930 9931 9932 9933 9934 9935
    {.name = "help",
     .data = N_("detach device from an XML file")
    },
    {.name = "desc",
     .data = N_("Detach device from an XML <file>")
    },
    {.name = NULL}
9936 9937 9938
};

static const vshCmdOptDef opts_detach_device[] = {
9939 9940 9941 9942 9943 9944 9945 9946 9947 9948 9949
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("XML file")
    },
    {.name = "persistent",
9950 9951
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
9952 9953 9954 9955 9956
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
9957 9958 9959 9960 9961 9962 9963 9964
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
9965
    {.name = NULL}
9966 9967 9968 9969 9970 9971 9972 9973 9974 9975
};

static bool
cmdDetachDevice(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *from = NULL;
    char *buffer = NULL;
    int ret;
    bool funcRet = false;
9976 9977 9978 9979 9980 9981 9982 9983 9984 9985 9986 9987 9988 9989 9990
    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;
9991 9992 9993 9994

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

9995 9996 9997 9998
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

9999
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
10000 10001
        goto cleanup;

E
Eric Blake 已提交
10002 10003
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0) {
        vshReportError(ctl);
10004 10005 10006
        goto cleanup;
    }

10007
    if (flags != 0 || current)
10008
        ret = virDomainDetachDeviceFlags(dom, buffer, flags);
10009
    else
10010 10011 10012 10013 10014 10015 10016 10017 10018 10019
        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;

10020
 cleanup:
10021 10022 10023 10024 10025 10026 10027 10028 10029
    VIR_FREE(buffer);
    virDomainFree(dom);
    return funcRet;
}

/*
 * "update-device" command
 */
static const vshCmdInfo info_update_device[] = {
10030 10031 10032 10033 10034 10035 10036
    {.name = "help",
     .data = N_("update device from an XML file")
    },
    {.name = "desc",
     .data = N_("Update device from an XML <file>.")
    },
    {.name = NULL}
10037 10038 10039
};

static const vshCmdOptDef opts_update_device[] = {
10040 10041 10042 10043 10044 10045 10046 10047 10048 10049 10050
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "file",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("XML file")
    },
    {.name = "persistent",
10051 10052
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
10053 10054 10055 10056 10057
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
10058 10059 10060 10061 10062 10063 10064 10065
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
10066 10067 10068 10069 10070
    {.name = "force",
     .type = VSH_OT_BOOL,
     .help = N_("force device update")
    },
    {.name = NULL}
10071 10072 10073 10074 10075 10076 10077
};

static bool
cmdUpdateDevice(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom;
    const char *from = NULL;
10078 10079
    char *buffer = NULL;
    bool ret = false;
10080 10081 10082 10083 10084 10085 10086 10087 10088 10089 10090 10091 10092 10093 10094
    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;
10095 10096 10097 10098

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

10099 10100
    if (vshCommandOptStringReq(ctl, cmd, "file", &from) < 0)
        goto cleanup;
10101

10102 10103 10104 10105
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

E
Eric Blake 已提交
10106 10107
    if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0) {
        vshReportError(ctl);
10108
        goto cleanup;
10109 10110 10111 10112 10113
    }

    if (vshCommandOptBool(cmd, "force"))
        flags |= VIR_DOMAIN_DEVICE_MODIFY_FORCE;

10114
    if (virDomainUpdateDeviceFlags(dom, buffer, flags) < 0) {
10115
        vshError(ctl, _("Failed to update device from %s"), from);
10116
        goto cleanup;
10117 10118
    }

10119 10120 10121
    vshPrint(ctl, "%s", _("Device updated successfully\n"));
    ret = true;

10122
 cleanup:
10123
    VIR_FREE(buffer);
10124
    virDomainFree(dom);
10125
    return ret;
10126 10127 10128 10129 10130 10131
}

/*
 * "detach-interface" command
 */
static const vshCmdInfo info_detach_interface[] = {
10132 10133 10134 10135 10136 10137 10138
    {.name = "help",
     .data = N_("detach network interface")
    },
    {.name = "desc",
     .data = N_("Detach network interface.")
    },
    {.name = NULL}
10139 10140 10141
};

static const vshCmdOptDef opts_detach_interface[] = {
10142 10143 10144 10145 10146 10147 10148 10149 10150 10151 10152 10153 10154 10155 10156
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "type",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("network interface type")
    },
    {.name = "mac",
     .type = VSH_OT_STRING,
     .help = N_("MAC address")
    },
    {.name = "persistent",
10157 10158
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
10159 10160 10161 10162 10163
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
10164 10165 10166 10167 10168 10169 10170 10171
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
10172
    {.name = NULL}
10173 10174 10175 10176 10177 10178 10179
};

static bool
cmdDetachInterface(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    xmlDocPtr xml = NULL;
10180
    xmlXPathObjectPtr obj = NULL;
10181
    xmlXPathContextPtr ctxt = NULL;
10182
    xmlNodePtr cur = NULL, matchNode = NULL;
10183
    char *detach_xml = NULL;
10184
    const char *mac = NULL, *type = NULL;
10185
    char *doc = NULL;
10186
    char buf[64];
10187 10188
    int diff_mac;
    size_t i;
10189 10190
    int ret;
    int functionReturn = false;
10191 10192 10193 10194 10195 10196 10197 10198 10199 10200 10201 10202 10203 10204 10205
    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;
10206 10207

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
10208
        return false;
10209

10210
    if (vshCommandOptStringReq(ctl, cmd, "type", &type) < 0)
10211 10212
        goto cleanup;

10213
    if (vshCommandOptStringReq(ctl, cmd, "mac", &mac) < 0)
10214 10215
        goto cleanup;

10216 10217 10218 10219
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

10220 10221 10222 10223 10224 10225
    if (flags & VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);

    if (!doc)
10226 10227
        goto cleanup;

10228
    if (!(xml = virXMLParseStringCtxt(doc, _("(domain_definition)"), &ctxt))) {
10229 10230 10231 10232 10233 10234 10235 10236
        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) {
10237
        vshError(ctl, _("No interface found whose type is %s"), type);
10238 10239 10240 10241 10242 10243 10244 10245 10246
        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;
    }

10247 10248
    if (!mac) {
        matchNode = obj->nodesetval->nodeTab[0];
10249
        goto hit;
10250
    }
10251

10252
    /* multiple possibilities, so search for matching mac */
10253
    for (i = 0; i < obj->nodesetval->nodeNr; i++) {
10254 10255 10256 10257 10258 10259 10260 10261
        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) {
10262 10263 10264 10265 10266 10267 10268 10269 10270
                    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];
10271 10272 10273 10274 10275
                }
            }
            cur = cur->next;
        }
    }
10276 10277 10278 10279
    if (!matchNode) {
        vshError(ctl, _("No interface with MAC address %s was found"), mac);
        goto cleanup;
    }
10280

10281
 hit:
10282 10283
    if (!(detach_xml = virXMLNodeToString(xml, matchNode))) {
        vshSaveLibvirtError();
10284 10285 10286
        goto cleanup;
    }

10287
    if (flags != 0 || current)
10288 10289 10290
        ret = virDomainDetachDeviceFlags(dom, detach_xml, flags);
    else
        ret = virDomainDetachDevice(dom, detach_xml);
10291 10292 10293 10294 10295 10296 10297 10298

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

10299
 cleanup:
10300
    VIR_FREE(doc);
10301
    VIR_FREE(detach_xml);
10302
    virDomainFree(dom);
10303 10304 10305 10306 10307 10308 10309 10310 10311 10312 10313 10314 10315 10316 10317 10318 10319 10320 10321 10322 10323 10324
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    return functionReturn;
}

typedef enum {
    VSH_FIND_DISK_NORMAL,
    VSH_FIND_DISK_CHANGEABLE,
} vshFindDiskType;

/* 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.
 * @type: Either VSH_FIND_DISK_NORMAL or VSH_FIND_DISK_CHANGEABLE.
 */
static xmlNodePtr
vshFindDisk(const char *doc,
            const char *path,
            int type)
{
    xmlDocPtr xml = NULL;
10325
    xmlXPathObjectPtr obj = NULL;
10326 10327 10328
    xmlXPathContextPtr ctxt = NULL;
    xmlNodePtr cur = NULL;
    xmlNodePtr ret = NULL;
10329
    size_t i;
10330 10331 10332 10333 10334 10335 10336 10337 10338 10339 10340 10341 10342 10343 10344 10345 10346

    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 */
10347
    for (i = 0; i < obj->nodesetval->nodeNr; i++) {
10348 10349 10350 10351 10352 10353 10354 10355 10356 10357 10358 10359 10360 10361 10362 10363 10364 10365 10366 10367 10368 10369 10370 10371 10372 10373 10374 10375 10376 10377 10378 10379 10380 10381 10382 10383 10384 10385 10386 10387 10388 10389 10390 10391 10392 10393 10394
        bool is_supported = true;

        if (type == VSH_FIND_DISK_CHANGEABLE) {
            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;
        }
    }

10395
    vshError(NULL, _("No disk found whose source path or target is %s"), path);
10396

10397
 cleanup:
10398 10399 10400 10401 10402 10403 10404 10405 10406 10407 10408 10409 10410 10411 10412 10413 10414 10415 10416 10417 10418 10419 10420 10421 10422
    xmlXPathFreeObject(obj);
    xmlXPathFreeContext(ctxt);
    xmlFreeDoc(xml);
    return ret;
}

typedef enum {
    VSH_PREPARE_DISK_XML_NONE = 0,
    VSH_PREPARE_DISK_XML_EJECT,
    VSH_PREPARE_DISK_XML_INSERT,
    VSH_PREPARE_DISK_XML_UPDATE,
} vshPrepareDiskXMLType;

/* 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 *
vshPrepareDiskXML(xmlNodePtr disk_node,
                  const char *source,
                  const char *path,
                  int type)
{
    xmlNodePtr cur = NULL;
M
Michal Privoznik 已提交
10423 10424
    char *disk_type = NULL;
    char *device_type = NULL;
10425 10426 10427 10428 10429 10430 10431 10432 10433 10434 10435 10436 10437 10438 10439 10440 10441 10442 10443 10444 10445 10446 10447 10448 10449 10450 10451
    xmlNodePtr new_node = NULL;
    char *ret = NULL;

    if (!disk_node)
        return NULL;

    device_type = virXMLPropString(disk_node, "device");

    if (STREQ_NULLABLE(device_type, "cdrom") ||
        STREQ_NULLABLE(device_type, "floppy")) {
        bool has_source = false;
        disk_type = virXMLPropString(disk_node, "type");

        cur = disk_node->children;
        while (cur != NULL) {
            if (cur->type == XML_ELEMENT_NODE &&
                xmlStrEqual(cur->name, BAD_CAST "source")) {
                has_source = true;
                break;
            }
            cur = cur->next;
        }

        if (!has_source) {
            if (type == VSH_PREPARE_DISK_XML_EJECT) {
                vshError(NULL, _("The disk device '%s' doesn't have media"),
                         path);
10452
                goto cleanup;
10453 10454 10455 10456
            }

            if (source) {
                new_node = xmlNewNode(NULL, BAD_CAST "source");
10457 10458 10459 10460
                if (STREQ(disk_type, "block"))
                    xmlNewProp(new_node, BAD_CAST "dev", BAD_CAST source);
                else
                    xmlNewProp(new_node, BAD_CAST disk_type, BAD_CAST source);
10461 10462 10463
                xmlAddChild(disk_node, new_node);
            } else if (type == VSH_PREPARE_DISK_XML_INSERT) {
                vshError(NULL, _("No source is specified for inserting media"));
10464
                goto cleanup;
10465 10466
            } else if (type == VSH_PREPARE_DISK_XML_UPDATE) {
                vshError(NULL, _("No source is specified for updating media"));
10467
                goto cleanup;
10468 10469 10470 10471 10472 10473 10474
            }
        }

        if (has_source) {
            if (type == VSH_PREPARE_DISK_XML_INSERT) {
                vshError(NULL, _("The disk device '%s' already has media"),
                         path);
10475
                goto cleanup;
10476 10477 10478 10479 10480 10481 10482 10483 10484 10485 10486 10487 10488 10489 10490
            }

            /* Remove the source if it tends to eject/update media. */
            xmlUnlinkNode(cur);
            xmlFreeNode(cur);

            if (source && (type == VSH_PREPARE_DISK_XML_UPDATE)) {
                new_node = xmlNewNode(NULL, BAD_CAST "source");
                xmlNewProp(new_node, (const xmlChar *)disk_type,
                           (const xmlChar *)source);
                xmlAddChild(disk_node, new_node);
            }
        }
    }

10491 10492 10493
    if (!(ret = virXMLNodeToString(NULL, disk_node))) {
        vshSaveLibvirtError();
        goto cleanup;
10494 10495
    }

10496
 cleanup:
10497 10498 10499 10500 10501 10502 10503 10504 10505 10506
    VIR_FREE(device_type);
    VIR_FREE(disk_type);
    return ret;
}


/*
 * "detach-disk" command
 */
static const vshCmdInfo info_detach_disk[] = {
10507 10508 10509 10510 10511 10512 10513
    {.name = "help",
     .data = N_("detach disk device")
    },
    {.name = "desc",
     .data = N_("Detach disk device.")
    },
    {.name = NULL}
10514 10515 10516
};

static const vshCmdOptDef opts_detach_disk[] = {
10517 10518 10519 10520 10521 10522 10523 10524 10525 10526 10527
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "target",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("target of disk device")
    },
    {.name = "persistent",
10528 10529
     .type = VSH_OT_BOOL,
     .help = N_("make live change persistent")
10530 10531 10532 10533 10534
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("affect next boot")
    },
10535 10536 10537 10538 10539 10540 10541 10542
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("affect running domain")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("affect current domain")
    },
10543
    {.name = NULL}
10544 10545 10546 10547 10548 10549 10550 10551 10552 10553 10554 10555
};

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;
10556 10557 10558 10559 10560 10561 10562 10563 10564 10565 10566 10567 10568 10569 10570
    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;
10571 10572

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
10573
        return false;
10574

10575
    if (vshCommandOptStringReq(ctl, cmd, "target", &target) < 0)
10576 10577
        goto cleanup;

10578 10579 10580 10581 10582 10583
    if (flags == VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);

    if (!doc)
10584 10585
        goto cleanup;

10586 10587 10588 10589
    if (persistent &&
        virDomainIsActive(dom) == 1)
        flags |= VIR_DOMAIN_AFFECT_LIVE;

10590 10591 10592 10593 10594 10595 10596
    if (!(disk_node = vshFindDisk(doc, target, VSH_FIND_DISK_NORMAL)))
        goto cleanup;

    if (!(disk_xml = vshPrepareDiskXML(disk_node, NULL, NULL,
                                       VSH_PREPARE_DISK_XML_NONE)))
        goto cleanup;

10597
    if (flags != 0 || current)
10598 10599
        ret = virDomainDetachDeviceFlags(dom, disk_xml, flags);
    else
10600 10601 10602 10603
        ret = virDomainDetachDevice(dom, disk_xml);

    if (ret != 0) {
        vshError(ctl, "%s", _("Failed to detach disk"));
10604
        goto cleanup;
10605 10606
    }

10607 10608 10609
    vshPrint(ctl, "%s", _("Disk detached successfully\n"));
    functionReturn = true;

10610 10611 10612 10613
 cleanup:
    xmlFreeNode(disk_node);
    VIR_FREE(disk_xml);
    VIR_FREE(doc);
10614
    virDomainFree(dom);
10615 10616 10617 10618 10619 10620 10621
    return functionReturn;
}

/*
 * "edit" command
 */
static const vshCmdInfo info_edit[] = {
10622 10623 10624 10625 10626 10627 10628
    {.name = "help",
     .data = N_("edit XML configuration for a domain")
    },
    {.name = "desc",
     .data = N_("Edit the XML configuration for a domain.")
    },
    {.name = NULL}
10629 10630 10631
};

static const vshCmdOptDef opts_edit[] = {
10632 10633 10634 10635 10636 10637
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = NULL}
10638 10639 10640 10641 10642 10643 10644 10645 10646 10647 10648 10649 10650 10651 10652 10653 10654 10655 10656 10657 10658 10659 10660 10661 10662 10663 10664 10665 10666 10667 10668 10669 10670 10671 10672 10673 10674 10675 10676 10677
};

static bool
cmdEdit(vshControl *ctl, const vshCmd *cmd)
{
    bool ret = false;
    virDomainPtr dom = NULL;
    virDomainPtr dom_edited = NULL;
    unsigned int flags = VIR_DOMAIN_XML_SECURE | VIR_DOMAIN_XML_INACTIVE;

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

#define EDIT_GET_XML virDomainGetXMLDesc(dom, flags)
#define EDIT_NOT_CHANGED \
    vshPrint(ctl, _("Domain %s XML configuration not changed.\n"),  \
             virDomainGetName(dom));                                \
    ret = true; goto edit_cleanup;
#define EDIT_DEFINE \
    (dom_edited = virDomainDefineXML(ctl->conn, doc_edited))
#define EDIT_FREE \
    if (dom_edited) \
        virDomainFree(dom_edited);
#include "virsh-edit.c"

    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;
}

10678 10679 10680 10681

/*
 * "event" command
 */
10682 10683 10684 10685 10686 10687 10688 10689 10690 10691 10692 10693 10694
VIR_ENUM_DECL(vshDomainEvent)
VIR_ENUM_IMPL(vshDomainEvent,
              VIR_DOMAIN_EVENT_LAST,
              N_("Defined"),
              N_("Undefined"),
              N_("Started"),
              N_("Suspended"),
              N_("Resumed"),
              N_("Stopped"),
              N_("Shutdown"),
              N_("PMSuspended"),
              N_("Crashed"))

10695 10696 10697
static const char *
vshDomainEventToString(int event)
{
10698 10699
    const char *str = vshDomainEventTypeToString(event);
    return str ? _(str) : _("unknown");
10700 10701
}

10702 10703 10704 10705 10706 10707 10708 10709 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 10746 10747 10748 10749 10750 10751 10752 10753 10754 10755 10756 10757 10758 10759 10760 10761 10762 10763 10764 10765 10766
VIR_ENUM_DECL(vshDomainEventDefined)
VIR_ENUM_IMPL(vshDomainEventDefined,
              VIR_DOMAIN_EVENT_DEFINED_LAST,
              N_("Added"),
              N_("Updated"))

VIR_ENUM_DECL(vshDomainEventUndefined)
VIR_ENUM_IMPL(vshDomainEventUndefined,
              VIR_DOMAIN_EVENT_UNDEFINED_LAST,
              N_("Removed"))

VIR_ENUM_DECL(vshDomainEventStarted)
VIR_ENUM_IMPL(vshDomainEventStarted,
              VIR_DOMAIN_EVENT_STARTED_LAST,
              N_("Booted"),
              N_("Migrated"),
              N_("Restored"),
              N_("Snapshot"),
              N_("Event wakeup"))

VIR_ENUM_DECL(vshDomainEventSuspended)
VIR_ENUM_IMPL(vshDomainEventSuspended,
              VIR_DOMAIN_EVENT_SUSPENDED_LAST,
              N_("Paused"),
              N_("Migrated"),
              N_("I/O Error"),
              N_("Watchdog"),
              N_("Restored"),
              N_("Snapshot"),
              N_("API error"))

VIR_ENUM_DECL(vshDomainEventResumed)
VIR_ENUM_IMPL(vshDomainEventResumed,
              VIR_DOMAIN_EVENT_RESUMED_LAST,
              N_("Unpaused"),
              N_("Migrated"),
              N_("Snapshot"))

VIR_ENUM_DECL(vshDomainEventStopped)
VIR_ENUM_IMPL(vshDomainEventStopped,
              VIR_DOMAIN_EVENT_STOPPED_LAST,
              N_("Shutdown"),
              N_("Destroyed"),
              N_("Crashed"),
              N_("Migrated"),
              N_("Saved"),
              N_("Failed"),
              N_("Snapshot"))

VIR_ENUM_DECL(vshDomainEventShutdown)
VIR_ENUM_IMPL(vshDomainEventShutdown,
              VIR_DOMAIN_EVENT_SHUTDOWN_LAST,
              N_("Finished"))

VIR_ENUM_DECL(vshDomainEventPMSuspended)
VIR_ENUM_IMPL(vshDomainEventPMSuspended,
              VIR_DOMAIN_EVENT_PMSUSPENDED_LAST,
              N_("Memory"),
              N_("Disk"))

VIR_ENUM_DECL(vshDomainEventCrashed)
VIR_ENUM_IMPL(vshDomainEventCrashed,
              VIR_DOMAIN_EVENT_CRASHED_LAST,
              N_("Panicked"))

10767 10768 10769
static const char *
vshDomainEventDetailToString(int event, int detail)
{
10770
    const char *str = NULL;
10771 10772
    switch ((virDomainEventType) event) {
    case VIR_DOMAIN_EVENT_DEFINED:
10773
        str = vshDomainEventDefinedTypeToString(detail);
10774 10775
        break;
    case VIR_DOMAIN_EVENT_UNDEFINED:
10776
        str = vshDomainEventUndefinedTypeToString(detail);
10777 10778
        break;
    case VIR_DOMAIN_EVENT_STARTED:
10779
        str = vshDomainEventStartedTypeToString(detail);
10780 10781
        break;
    case VIR_DOMAIN_EVENT_SUSPENDED:
10782
        str = vshDomainEventSuspendedTypeToString(detail);
10783 10784
        break;
    case VIR_DOMAIN_EVENT_RESUMED:
10785
        str = vshDomainEventResumedTypeToString(detail);
10786 10787
        break;
    case VIR_DOMAIN_EVENT_STOPPED:
10788
        str = vshDomainEventStoppedTypeToString(detail);
10789 10790
        break;
    case VIR_DOMAIN_EVENT_SHUTDOWN:
10791
        str = vshDomainEventShutdownTypeToString(detail);
10792 10793
        break;
    case VIR_DOMAIN_EVENT_PMSUSPENDED:
10794
        str = vshDomainEventPMSuspendedTypeToString(detail);
10795 10796
        break;
    case VIR_DOMAIN_EVENT_CRASHED:
10797
        str = vshDomainEventCrashedTypeToString(detail);
10798 10799 10800 10801
        break;
    case VIR_DOMAIN_EVENT_LAST:
        break;
    }
10802
    return str ? _(str) : _("unknown");
10803 10804
}

10805 10806 10807 10808 10809 10810 10811 10812 10813 10814 10815 10816 10817 10818 10819 10820 10821 10822 10823 10824 10825 10826 10827 10828 10829 10830 10831 10832 10833 10834 10835 10836 10837 10838 10839 10840 10841 10842 10843 10844 10845 10846 10847 10848 10849 10850 10851 10852 10853 10854 10855 10856 10857 10858 10859 10860 10861 10862 10863 10864 10865 10866 10867 10868 10869 10870 10871 10872 10873 10874 10875 10876 10877 10878 10879 10880 10881 10882 10883 10884 10885 10886 10887 10888 10889 10890 10891 10892 10893 10894 10895 10896 10897 10898 10899 10900 10901 10902 10903 10904 10905 10906 10907 10908 10909 10910
VIR_ENUM_DECL(vshDomainEventWatchdog)
VIR_ENUM_IMPL(vshDomainEventWatchdog,
              VIR_DOMAIN_EVENT_WATCHDOG_LAST,
              N_("none"),
              N_("pause"),
              N_("reset"),
              N_("poweroff"),
              N_("shutdown"),
              N_("debug"))

static const char *
vshDomainEventWatchdogToString(int action)
{
    const char *str = vshDomainEventWatchdogTypeToString(action);
    return str ? _(str) : _("unknown");
}

VIR_ENUM_DECL(vshDomainEventIOError)
VIR_ENUM_IMPL(vshDomainEventIOError,
              VIR_DOMAIN_EVENT_IO_ERROR_LAST,
              N_("none"),
              N_("pause"),
              N_("report"))

static const char *
vshDomainEventIOErrorToString(int action)
{
    const char *str = vshDomainEventIOErrorTypeToString(action);
    return str ? _(str) : _("unknown");
}

VIR_ENUM_DECL(vshGraphicsPhase)
VIR_ENUM_IMPL(vshGraphicsPhase,
              VIR_DOMAIN_EVENT_GRAPHICS_LAST,
              N_("connect"),
              N_("initialize"),
              N_("disconnect"))

static const char *
vshGraphicsPhaseToString(int phase)
{
    const char *str = vshGraphicsPhaseTypeToString(phase);
    return str ? _(str) : _("unknown");
}

VIR_ENUM_DECL(vshGraphicsAddress)
VIR_ENUM_IMPL(vshGraphicsAddress,
              VIR_DOMAIN_EVENT_GRAPHICS_ADDRESS_LAST,
              N_("IPv4"),
              N_("IPv6"),
              N_("unix"))

static const char *
vshGraphicsAddressToString(int family)
{
    const char *str = vshGraphicsAddressTypeToString(family);
    return str ? _(str) : _("unknown");
}

VIR_ENUM_DECL(vshDomainBlockJobStatus)
VIR_ENUM_IMPL(vshDomainBlockJobStatus,
              VIR_DOMAIN_BLOCK_JOB_LAST,
              N_("completed"),
              N_("failed"),
              N_("canceled"),
              N_("ready"))

static const char *
vshDomainBlockJobStatusToString(int status)
{
    const char *str = vshDomainBlockJobStatusTypeToString(status);
    return str ? _(str) : _("unknown");
}

VIR_ENUM_DECL(vshDomainEventDiskChange)
VIR_ENUM_IMPL(vshDomainEventDiskChange,
              VIR_DOMAIN_EVENT_DISK_CHANGE_LAST,
              N_("changed"),
              N_("dropped"))

static const char *
vshDomainEventDiskChangeToString(int reason)
{
    const char *str = vshDomainEventDiskChangeTypeToString(reason);
    return str ? _(str) : _("unknown");
}

VIR_ENUM_DECL(vshDomainEventTrayChange)
VIR_ENUM_IMPL(vshDomainEventTrayChange,
              VIR_DOMAIN_EVENT_TRAY_CHANGE_LAST,
              N_("opened"),
              N_("closed"))

static const char *
vshDomainEventTrayChangeToString(int reason)
{
    const char *str = vshDomainEventTrayChangeTypeToString(reason);
    return str ? _(str) : _("unknown");
}

struct vshEventCallback {
    const char *name;
    virConnectDomainEventGenericCallback cb;
};
typedef struct vshEventCallback vshEventCallback;

10911 10912 10913
struct vshDomEventData {
    vshControl *ctl;
    bool loop;
10914
    int *count;
10915
    vshEventCallback *cb;
10916
    int id;
10917 10918 10919
};
typedef struct vshDomEventData vshDomEventData;

10920 10921 10922 10923 10924 10925 10926
static void
vshEventGenericPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                     virDomainPtr dom,
                     void *opaque)
{
    vshDomEventData *data = opaque;

10927
    if (!data->loop && *data->count)
10928 10929 10930
        return;
    vshPrint(data->ctl, _("event '%s' for domain %s\n"),
             data->cb->name, virDomainGetName(dom));
10931
    (*data->count)++;
10932 10933 10934
    if (!data->loop)
        vshEventDone(data->ctl);
}
10935 10936 10937 10938 10939 10940 10941 10942 10943 10944

static void
vshEventLifecyclePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                       virDomainPtr dom,
                       int event,
                       int detail,
                       void *opaque)
{
    vshDomEventData *data = opaque;

10945
    if (!data->loop && *data->count)
10946 10947 10948 10949
        return;
    vshPrint(data->ctl, _("event 'lifecycle' for domain %s: %s %s\n"),
             virDomainGetName(dom), vshDomainEventToString(event),
             vshDomainEventDetailToString(event, detail));
10950
    (*data->count)++;
10951 10952 10953 10954
    if (!data->loop)
        vshEventDone(data->ctl);
}

10955 10956 10957 10958 10959 10960 10961 10962
static void
vshEventRTCChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                       virDomainPtr dom,
                       long long utcoffset,
                       void *opaque)
{
    vshDomEventData *data = opaque;

10963
    if (!data->loop && *data->count)
10964 10965 10966
        return;
    vshPrint(data->ctl, _("event 'rtc-change' for domain %s: %lld\n"),
             virDomainGetName(dom), utcoffset);
10967
    (*data->count)++;
10968 10969 10970 10971 10972 10973 10974 10975 10976 10977 10978 10979
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventWatchdogPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                      virDomainPtr dom,
                      int action,
                      void *opaque)
{
    vshDomEventData *data = opaque;

10980
    if (!data->loop && *data->count)
10981 10982 10983
        return;
    vshPrint(data->ctl, _("event 'watchdog' for domain %s: %s\n"),
             virDomainGetName(dom), vshDomainEventWatchdogToString(action));
10984
    (*data->count)++;
10985 10986 10987 10988 10989 10990 10991 10992 10993 10994 10995 10996 10997 10998
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventIOErrorPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                     virDomainPtr dom,
                     const char *srcPath,
                     const char *devAlias,
                     int action,
                     void *opaque)
{
    vshDomEventData *data = opaque;

10999
    if (!data->loop && *data->count)
11000 11001 11002 11003
        return;
    vshPrint(data->ctl, _("event 'io-error' for domain %s: %s (%s) %s\n"),
             virDomainGetName(dom), srcPath, devAlias,
             vshDomainEventIOErrorToString(action));
11004
    (*data->count)++;
11005 11006 11007 11008 11009 11010 11011 11012 11013 11014 11015 11016 11017 11018 11019 11020 11021
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventGraphicsPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                      virDomainPtr dom,
                      int phase,
                      const virDomainEventGraphicsAddress *local,
                      const virDomainEventGraphicsAddress *remote,
                      const char *authScheme,
                      const virDomainEventGraphicsSubject *subject,
                      void *opaque)
{
    vshDomEventData *data = opaque;
    size_t i;

11022
    if (!data->loop && *data->count)
11023 11024 11025 11026 11027 11028 11029 11030 11031 11032 11033 11034 11035
        return;
    vshPrint(data->ctl, _("event 'graphics' for domain %s: "
                          "%s local[%s %s %s] remote[%s %s %s] %s"),
             virDomainGetName(dom), vshGraphicsPhaseToString(phase),
             vshGraphicsAddressToString(local->family),
             local->node, local->service,
             vshGraphicsAddressToString(remote->family),
             remote->node, remote->service,
             authScheme);
    for (i = 0; i < subject->nidentity; i++)
        vshPrint(data->ctl, " %s=%s", subject->identities[i].type,
                 subject->identities[i].name);
    vshPrint(data->ctl, "\n");
11036
    (*data->count)++;
11037 11038 11039 11040 11041 11042 11043 11044 11045 11046 11047 11048 11049 11050 11051
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventIOErrorReasonPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                           virDomainPtr dom,
                           const char *srcPath,
                           const char *devAlias,
                           int action,
                           const char *reason,
                           void *opaque)
{
    vshDomEventData *data = opaque;

11052
    if (!data->loop && *data->count)
11053 11054 11055 11056 11057
        return;
    vshPrint(data->ctl, _("event 'io-error-reason' for domain %s: "
                          "%s (%s) %s due to %s\n"),
             virDomainGetName(dom), srcPath, devAlias,
             vshDomainEventIOErrorToString(action), reason);
11058
    (*data->count)++;
11059 11060 11061 11062 11063 11064 11065 11066 11067 11068 11069 11070 11071 11072
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventBlockJobPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                      virDomainPtr dom,
                      const char *disk,
                      int type,
                      int status,
                      void *opaque)
{
    vshDomEventData *data = opaque;

11073
    if (!data->loop && *data->count)
11074
        return;
11075 11076 11077
    vshPrint(data->ctl, _("event '%s' for domain %s: %s for %s %s\n"),
             data->cb->name, virDomainGetName(dom),
             vshDomainBlockJobToString(type),
11078
             disk, vshDomainBlockJobStatusToString(status));
11079
    (*data->count)++;
11080 11081 11082 11083 11084 11085 11086 11087 11088 11089 11090 11091 11092 11093 11094
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventDiskChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        const char *oldSrc,
                        const char *newSrc,
                        const char *alias,
                        int reason,
                        void *opaque)
{
    vshDomEventData *data = opaque;

11095
    if (!data->loop && *data->count)
11096 11097 11098 11099 11100
        return;
    vshPrint(data->ctl,
             _("event 'disk-change' for domain %s disk %s: %s -> %s: %s\n"),
             virDomainGetName(dom), alias, NULLSTR(oldSrc), NULLSTR(newSrc),
             vshDomainEventDiskChangeToString(reason));
11101
    (*data->count)++;
11102 11103 11104 11105 11106 11107 11108 11109 11110 11111 11112 11113 11114
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventTrayChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                        virDomainPtr dom,
                        const char *alias,
                        int reason,
                        void *opaque)
{
    vshDomEventData *data = opaque;

11115
    if (!data->loop && *data->count)
11116 11117 11118 11119 11120
        return;
    vshPrint(data->ctl,
             _("event 'disk-change' for domain %s disk %s: %s\n"),
             virDomainGetName(dom), alias,
             vshDomainEventTrayChangeToString(reason));
11121
    (*data->count)++;
11122 11123 11124 11125 11126 11127 11128 11129 11130 11131 11132 11133 11134 11135 11136 11137 11138 11139 11140 11141 11142 11143 11144
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventPMChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                      virDomainPtr dom,
                      int reason ATTRIBUTE_UNUSED,
                      void *opaque)
{
    /* As long as libvirt.h doesn't define any reasons, we might as
     * well treat all PM state changes as generic events.  */
    vshEventGenericPrint(conn, dom, opaque);
}

static void
vshEventBalloonChangePrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                           virDomainPtr dom,
                           unsigned long long actual,
                           void *opaque)
{
    vshDomEventData *data = opaque;

11145
    if (!data->loop && *data->count)
11146 11147 11148 11149
        return;
    vshPrint(data->ctl,
             _("event 'balloon-change' for domain %s: %lluKiB\n"),
             virDomainGetName(dom), actual);
11150
    (*data->count)++;
11151 11152 11153 11154 11155 11156 11157 11158 11159 11160 11161 11162
    if (!data->loop)
        vshEventDone(data->ctl);
}

static void
vshEventDeviceRemovedPrint(virConnectPtr conn ATTRIBUTE_UNUSED,
                           virDomainPtr dom,
                           const char *alias,
                           void *opaque)
{
    vshDomEventData *data = opaque;

11163
    if (!data->loop && *data->count)
11164 11165 11166 11167
        return;
    vshPrint(data->ctl,
             _("event 'device-removed' for domain %s: %s\n"),
             virDomainGetName(dom), alias);
11168
    (*data->count)++;
11169 11170 11171 11172 11173 11174 11175 11176 11177 11178 11179 11180 11181 11182 11183 11184 11185 11186 11187 11188 11189 11190 11191 11192 11193 11194 11195 11196 11197 11198 11199 11200 11201 11202 11203
    if (!data->loop)
        vshEventDone(data->ctl);
}

static vshEventCallback vshEventCallbacks[] = {
    { "lifecycle",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventLifecyclePrint), },
    { "reboot", vshEventGenericPrint, },
    { "rtc-change",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventRTCChangePrint), },
    { "watchdog",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventWatchdogPrint), },
    { "io-error",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventIOErrorPrint), },
    { "graphics",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventGraphicsPrint), },
    { "io-error-reason",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventIOErrorReasonPrint), },
    { "control-error", vshEventGenericPrint, },
    { "block-job",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventBlockJobPrint), },
    { "disk-change",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventDiskChangePrint), },
    { "tray-change",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventTrayChangePrint), },
    { "pm-wakeup",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventPMChangePrint), },
    { "pm-suspend",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventPMChangePrint), },
    { "balloon-change",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventBalloonChangePrint), },
    { "pm-suspend-disk",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventPMChangePrint), },
    { "device-removed",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventDeviceRemovedPrint), },
11204 11205
    { "block-job-2",
      VIR_DOMAIN_EVENT_CALLBACK(vshEventBlockJobPrint), },
11206 11207 11208
};
verify(VIR_DOMAIN_EVENT_ID_LAST == ARRAY_CARDINALITY(vshEventCallbacks));

11209
static const vshCmdInfo info_event[] = {
E
Eric Blake 已提交
11210
    {.name = "help",
11211 11212 11213 11214 11215 11216 11217 11218 11219 11220 11221 11222 11223 11224 11225 11226 11227
     .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",
     .type = VSH_OT_DATA,
     .help = N_("filter by domain name, id, or uuid")
    },
    {.name = "event",
     .type = VSH_OT_DATA,
     .help = N_("which event type to wait for")
    },
11228 11229 11230 11231
    {.name = "all",
     .type = VSH_OT_BOOL,
     .help = N_("wait for all events instead of just one type")
    },
11232 11233 11234 11235 11236 11237 11238 11239 11240 11241 11242 11243 11244 11245 11246 11247 11248 11249 11250 11251 11252
    {.name = "loop",
     .type = VSH_OT_BOOL,
     .help = N_("loop until timeout or interrupt, rather than one-shot")
    },
    {.name = "timeout",
     .type = VSH_OT_INT,
     .help = N_("timeout seconds")
    },
    {.name = "list",
     .type = VSH_OT_BOOL,
     .help = N_("list valid event types")
    },
    {.name = NULL}
};

static bool
cmdEvent(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    bool ret = false;
    int timeout = 0;
11253 11254
    vshDomEventData *data = NULL;
    size_t i;
11255
    const char *eventName = NULL;
11256 11257 11258 11259
    int event = -1;
    bool all = vshCommandOptBool(cmd, "all");
    bool loop = vshCommandOptBool(cmd, "loop");
    int count = 0;
11260 11261

    if (vshCommandOptBool(cmd, "list")) {
11262 11263
        for (event = 0; event < VIR_DOMAIN_EVENT_ID_LAST; event++)
            vshPrint(ctl, "%s\n", vshEventCallbacks[event].name);
11264 11265 11266 11267 11268
        return true;
    }

    if (vshCommandOptString(cmd, "event", &eventName) < 0)
        return false;
11269 11270 11271 11272 11273 11274 11275 11276 11277 11278 11279
    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"));
11280 11281 11282
        return false;
    }

11283 11284 11285 11286 11287 11288 11289 11290 11291 11292 11293 11294 11295 11296 11297 11298 11299 11300 11301
    if (all) {
        if (VIR_ALLOC_N(data, VIR_DOMAIN_EVENT_ID_LAST) < 0)
            goto cleanup;
        for (i = 0; i < VIR_DOMAIN_EVENT_ID_LAST; i++) {
            data[i].ctl = ctl;
            data[i].loop = loop;
            data[i].count = &count;
            data[i].cb = &vshEventCallbacks[i];
            data[i].id = -1;
        }
    } else {
        if (VIR_ALLOC_N(data, 1) < 0)
            goto cleanup;
        data[0].ctl = ctl;
        data[0].loop = vshCommandOptBool(cmd, "loop");
        data[0].count = &count;
        data[0].cb = &vshEventCallbacks[event];
        data[0].id = -1;
    }
11302
    if (vshCommandOptTimeoutToMs(ctl, cmd, &timeout) < 0)
11303
        goto cleanup;
11304 11305 11306 11307 11308 11309

    if (vshCommandOptBool(cmd, "domain"))
        dom = vshCommandOptDomain(ctl, cmd, NULL);
    if (vshEventStart(ctl, timeout) < 0)
        goto cleanup;

11310 11311 11312 11313 11314 11315 11316 11317 11318 11319 11320 11321 11322 11323 11324 11325
    for (i = 0; i < (all ? VIR_DOMAIN_EVENT_ID_LAST : 1); i++) {
        if ((data[i].id = virConnectDomainEventRegisterAny(ctl->conn, dom,
                                                           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;
        }
    }
11326 11327 11328 11329 11330 11331 11332 11333 11334 11335 11336 11337
    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;
    }
11338 11339
    vshPrint(ctl, _("events received: %d\n"), count);
    if (count)
11340 11341
        ret = true;

11342
 cleanup:
11343
    vshEventCleanup(ctl);
11344 11345 11346 11347 11348 11349 11350 11351
    if (data) {
        for (i = 0; i < (all ? VIR_DOMAIN_EVENT_ID_LAST : 1); i++) {
            if (data[i].id >= 0 &&
                virConnectDomainEventDeregisterAny(ctl->conn, data[i].id) < 0)
                ret = false;
        }
        VIR_FREE(data);
    }
11352 11353 11354 11355 11356 11357
    if (dom)
        virDomainFree(dom);
    return ret;
}


11358 11359 11360 11361
/*
 * "change-media" command
 */
static const vshCmdInfo info_change_media[] = {
11362 11363 11364 11365 11366 11367 11368
    {.name = "help",
     .data = N_("Change media of CD or floppy drive")
    },
    {.name = "desc",
     .data = N_("Change media of CD or floppy drive.")
    },
    {.name = NULL}
11369 11370 11371
};

static const vshCmdOptDef opts_change_media[] = {
11372 11373 11374 11375 11376 11377 11378 11379 11380 11381 11382 11383 11384 11385 11386 11387 11388 11389 11390 11391 11392 11393 11394 11395 11396 11397 11398 11399 11400 11401 11402 11403 11404 11405 11406 11407 11408 11409 11410 11411 11412 11413 11414 11415
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "path",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("Fully-qualified path or target of disk device")
    },
    {.name = "source",
     .type = VSH_OT_DATA,
     .help = N_("source of the media")
    },
    {.name = "eject",
     .type = VSH_OT_BOOL,
     .help = N_("Eject the media")
    },
    {.name = "insert",
     .type = VSH_OT_BOOL,
     .help = N_("Insert the media")
    },
    {.name = "update",
     .type = VSH_OT_BOOL,
     .help = N_("Update the media")
    },
    {.name = "current",
     .type = VSH_OT_BOOL,
     .help = N_("can be either or both of --live and --config, "
                "depends on implementation of hypervisor driver")
    },
    {.name = "live",
     .type = VSH_OT_BOOL,
     .help = N_("alter live configuration of running domain")
    },
    {.name = "config",
     .type = VSH_OT_BOOL,
     .help = N_("alter persistent configuration, effect observed on next boot")
    },
    {.name = "force",
     .type = VSH_OT_BOOL,
     .help = N_("force media changing")
    },
    {.name = NULL}
11416 11417 11418 11419 11420 11421 11422 11423
};

static bool
cmdChangeMedia(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    const char *source = NULL;
    const char *path = NULL;
11424
    char *doc = NULL;
11425
    xmlNodePtr disk_node = NULL;
11426
    char *disk_xml = NULL;
11427 11428 11429
    bool ret = false;
    int prepare_type = 0;
    const char *action = NULL;
11430 11431 11432 11433 11434 11435 11436 11437
    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");
    unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
11438

11439 11440 11441
    VSH_EXCLUSIVE_OPTIONS_VAR(eject, insert);
    VSH_EXCLUSIVE_OPTIONS_VAR(eject, update);
    VSH_EXCLUSIVE_OPTIONS_VAR(insert, update);
11442 11443 11444 11445 11446 11447 11448 11449 11450 11451 11452 11453 11454 11455 11456 11457

    if (eject) {
        prepare_type = VSH_PREPARE_DISK_XML_EJECT;
        action = "eject";
    }

    if (insert) {
        prepare_type = VSH_PREPARE_DISK_XML_INSERT;
        action = "insert";
    }

    if (update || (!eject && !insert)) {
        prepare_type = VSH_PREPARE_DISK_XML_UPDATE;
        action = "update";
    }

11458 11459
    VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
    VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
11460

11461 11462 11463 11464
    if (config)
        flags |= VIR_DOMAIN_AFFECT_CONFIG;
    if (live)
        flags |= VIR_DOMAIN_AFFECT_LIVE;
11465 11466 11467 11468 11469 11470
    if (force)
        flags |= VIR_DOMAIN_DEVICE_MODIFY_FORCE;

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

11471
    if (vshCommandOptStringReq(ctl, cmd, "path", &path) < 0)
11472 11473
        goto cleanup;

11474
    if (vshCommandOptStringReq(ctl, cmd, "source", &source) < 0)
11475 11476 11477 11478 11479 11480 11481 11482 11483 11484 11485 11486 11487 11488 11489 11490 11491 11492 11493 11494 11495 11496 11497 11498 11499 11500 11501 11502
        goto cleanup;

    if (insert && !source) {
        vshError(ctl, "%s", _("No disk source specified for inserting"));
        goto cleanup;
    }

    if (flags & VIR_DOMAIN_AFFECT_CONFIG)
        doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
    else
        doc = virDomainGetXMLDesc(dom, 0);
    if (!doc)
        goto cleanup;

    if (!(disk_node = vshFindDisk(doc, path, VSH_FIND_DISK_CHANGEABLE)))
        goto cleanup;

    if (!(disk_xml = vshPrepareDiskXML(disk_node, source, path, prepare_type)))
        goto cleanup;

    if (virDomainUpdateDeviceFlags(dom, disk_xml, flags) != 0) {
        vshError(ctl, _("Failed to complete action %s on media"), action);
        goto cleanup;
    }

    vshPrint(ctl, _("succeeded to complete action %s on media\n"), action);
    ret = true;

11503
 cleanup:
11504 11505 11506 11507 11508 11509 11510
    VIR_FREE(doc);
    xmlFreeNode(disk_node);
    VIR_FREE(disk_xml);
    if (dom)
        virDomainFree(dom);
    return ret;
}
11511

11512
static const vshCmdInfo info_domfstrim[] = {
11513 11514 11515 11516 11517 11518 11519
    {.name = "help",
     .data = N_("Invoke fstrim on domain's mounted filesystems.")
    },
    {.name = "desc",
     .data = N_("Invoke fstrim on domain's mounted filesystems.")
    },
    {.name = NULL}
11520 11521 11522
};

static const vshCmdOptDef opts_domfstrim[] = {
11523 11524 11525 11526 11527 11528 11529 11530 11531 11532 11533 11534 11535 11536
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "minimum",
     .type = VSH_OT_INT,
     .help = N_("Just a hint to ignore contiguous "
                "free ranges smaller than this (Bytes)")
    },
    {.name = "mountpoint",
     .type = VSH_OT_DATA,
     .help = N_("which mount point to trim")
    },
11537
    {.name = NULL}
11538 11539 11540 11541 11542 11543 11544 11545 11546 11547 11548
};
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;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
11549
        return ret;
11550 11551 11552 11553 11554 11555

    if (vshCommandOptULongLong(cmd, "minimum", &minimum) < 0) {
        vshError(ctl, _("Unable to parse integer parameter minimum"));
        goto cleanup;
    }

11556
    if (vshCommandOptStringReq(ctl, cmd, "mountpoint", &mountPoint) < 0)
11557 11558 11559 11560 11561 11562 11563 11564 11565
        goto cleanup;

    if (virDomainFSTrim(dom, mountPoint, minimum, flags) < 0) {
        vshError(ctl, _("Unable to invoke fstrim"));
        goto cleanup;
    }

    ret = true;

11566
 cleanup:
11567
    virDomainFree(dom);
11568 11569 11570
    return ret;
}

11571 11572 11573 11574 11575 11576 11577 11578 11579 11580 11581 11582 11583 11584 11585 11586 11587 11588 11589 11590 11591 11592 11593 11594 11595 11596 11597 11598 11599 11600 11601 11602 11603 11604 11605 11606 11607 11608 11609 11610 11611 11612 11613 11614 11615 11616 11617 11618 11619 11620 11621 11622 11623 11624 11625 11626 11627 11628 11629 11630 11631 11632 11633 11634 11635 11636 11637 11638 11639 11640 11641 11642 11643 11644 11645 11646 11647 11648 11649 11650 11651 11652 11653 11654 11655 11656 11657 11658 11659 11660 11661 11662 11663 11664 11665 11666 11667 11668 11669 11670 11671 11672 11673 11674 11675 11676 11677 11678 11679 11680 11681 11682 11683 11684
static const vshCmdInfo info_domfsfreeze[] = {
    {.name = "help",
     .data = N_("Freeze domain's mounted filesystems.")
    },
    {.name = "desc",
     .data = N_("Freeze domain's mounted filesystems.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_domfsfreeze[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mountpoint",
     .type = VSH_OT_ARGV,
     .help = N_("mountpoint path to be frozen")
    },
    {.name = NULL}
};
static bool
cmdDomFSFreeze(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    int ret = -1;
    const vshCmdOpt *opt = NULL;
    const char **mountpoints = NULL;
    size_t nmountpoints = 0;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    while ((opt = vshCommandOptArgv(cmd, opt))) {
        if (VIR_EXPAND_N(mountpoints, nmountpoints, 1) < 0) {
            vshError(ctl, _("%s: %d: failed to allocate mountpoints"),
                     __FILE__, __LINE__);
            goto cleanup;
        }
        mountpoints[nmountpoints-1] = opt->data;
    }

    ret = virDomainFSFreeze(dom, mountpoints, nmountpoints, 0);
    if (ret < 0) {
        vshError(ctl, _("Unable to freeze filesystems"));
        goto cleanup;
    }

    vshPrint(ctl, _("Froze %d filesystem(s)\n"), ret);

 cleanup:
    VIR_FREE(mountpoints);
    virDomainFree(dom);
    return ret >= 0;
}

static const vshCmdInfo info_domfsthaw[] = {
    {.name = "help",
     .data = N_("Thaw domain's mounted filesystems.")
    },
    {.name = "desc",
     .data = N_("Thaw domain's mounted filesystems.")
    },
    {.name = NULL}
};

static const vshCmdOptDef opts_domfsthaw[] = {
    {.name = "domain",
     .type = VSH_OT_DATA,
     .flags = VSH_OFLAG_REQ,
     .help = N_("domain name, id or uuid")
    },
    {.name = "mountpoint",
     .type = VSH_OT_ARGV,
     .help = N_("mountpoint path to be thawed")
    },
    {.name = NULL}
};
static bool
cmdDomFSThaw(vshControl *ctl, const vshCmd *cmd)
{
    virDomainPtr dom = NULL;
    int ret = -1;
    const vshCmdOpt *opt = NULL;
    const char **mountpoints = NULL;
    size_t nmountpoints = 0;

    if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
        return false;

    while ((opt = vshCommandOptArgv(cmd, opt))) {
        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;
}

E
Eric Blake 已提交
11685
const vshCmdDef domManagementCmds[] = {
11686 11687 11688 11689 11690 11691 11692 11693 11694 11695 11696 11697 11698 11699 11700 11701 11702 11703 11704 11705 11706 11707 11708 11709 11710 11711 11712 11713 11714 11715 11716 11717 11718 11719 11720 11721 11722 11723 11724 11725 11726 11727 11728 11729 11730 11731 11732 11733 11734 11735 11736 11737 11738 11739 11740 11741 11742 11743 11744 11745 11746 11747 11748 11749 11750 11751 11752 11753 11754 11755 11756 11757
    {.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
    },
11758
#ifndef WIN32
11759 11760 11761 11762 11763 11764
    {.name = "console",
     .handler = cmdConsole,
     .opts = opts_console,
     .info = info_console,
     .flags = 0
    },
11765
#endif
11766 11767 11768 11769 11770 11771 11772 11773 11774 11775 11776 11777 11778 11779 11780 11781 11782 11783 11784 11785 11786 11787 11788 11789 11790 11791 11792 11793 11794 11795 11796 11797 11798 11799 11800 11801 11802 11803 11804 11805 11806 11807 11808 11809 11810 11811 11812 11813 11814 11815 11816 11817 11818 11819 11820 11821 11822 11823 11824 11825 11826 11827 11828 11829 11830 11831
    {.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
    },
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    {.name = "domfsfreeze",
     .handler = cmdDomFSFreeze,
     .opts = opts_domfsfreeze,
     .info = info_domfsfreeze,
     .flags = 0
    },
    {.name = "domfsthaw",
     .handler = cmdDomFSThaw,
     .opts = opts_domfsthaw,
     .info = info_domfsthaw,
     .flags = 0
    },
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    {.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
    },
    {.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
    },
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    {.name = "event",
     .handler = cmdEvent,
     .opts = opts_event,
     .info = info_event,
     .flags = 0
    },
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    {.name = "inject-nmi",
     .handler = cmdInjectNMI,
     .opts = opts_inject_nmi,
     .info = info_inject_nmi,
     .flags = 0
    },
    {.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
    },
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    {.name = "metadata",
     .handler = cmdMetadata,
     .opts = opts_metadata,
     .info = info_metadata,
     .flags = 0
    },
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    {.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
    },
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    {.name = "migrate-compcache",
     .handler = cmdMigrateCompCache,
     .opts = opts_migrate_compcache,
     .info = info_migrate_compcache,
     .flags = 0
    },
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    {.name = "migrate-setspeed",
     .handler = cmdMigrateSetMaxSpeed,
     .opts = opts_migrate_setspeed,
     .info = info_migrate_setspeed,
     .flags = 0
    },
    {.name = "migrate-getspeed",
     .handler = cmdMigrateGetMaxSpeed,
     .opts = opts_migrate_getspeed,
     .info = info_migrate_getspeed,
     .flags = 0
    },
    {.name = "numatune",
     .handler = cmdNumatune,
     .opts = opts_numatune,
     .info = info_numatune,
     .flags = 0
    },
    {.name = "qemu-attach",
     .handler = cmdQemuAttach,
     .opts = opts_qemu_attach,
     .info = info_qemu_attach,
     .flags = 0
    },
    {.name = "qemu-monitor-command",
     .handler = cmdQemuMonitorCommand,
     .opts = opts_qemu_monitor_command,
     .info = info_qemu_monitor_command,
     .flags = 0
    },
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    {.name = "qemu-monitor-event",
     .handler = cmdQemuMonitorEvent,
     .opts = opts_qemu_monitor_event,
     .info = info_qemu_monitor_event,
     .flags = 0
    },
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    {.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
    },
    {.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}
12199
};