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libvirt/tools/virsh-domain-monitor.c
Hao Liu a0670aef37 virsh: Emit error for VSH_OT_DATA without VSH_OFLAG_REQ 
Commit 6b9964 enforces checking invalid use of VSH_OT_STRING with
VSH_OFLAG_REQ. This commit tries to do the same thing to stop using
VSH_OT_DATA without VSH_OFLAG_REQ and also fix existing misuse.

Signed-off-by: Hao Liu <hliu@redhat.com>
2015-01-12 13:38:42 +01:00

2267 lines
63 KiB
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/*
* virsh-domain-monitor.c: Commands to monitor domain status
*
* Copyright (C) 2005, 2007-2014 Red Hat, Inc.
*
* 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
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*
* Daniel Veillard <veillard@redhat.com>
* Karel Zak <kzak@redhat.com>
* Daniel P. Berrange <berrange@redhat.com>
*
*/
#include <config.h>
#include "virsh-domain-monitor.h"
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <libxml/xpath.h>
#include <libxml/xmlsave.h>
#include "internal.h"
#include "conf/domain_conf.h"
#include "intprops.h"
#include "viralloc.h"
#include "virmacaddr.h"
#include "virsh-domain.h"
#include "virxml.h"
#include "virstring.h"
VIR_ENUM_DECL(vshDomainIOError)
VIR_ENUM_IMPL(vshDomainIOError,
VIR_DOMAIN_DISK_ERROR_LAST,
N_("no error"),
N_("unspecified error"),
N_("no space"))
static const char *
vshDomainIOErrorToString(int error)
{
const char *str = vshDomainIOErrorTypeToString(error);
return str ? _(str) : _("unknown error");
}
/* extract description or title from domain xml */
char *
vshGetDomainDescription(vshControl *ctl, virDomainPtr dom, bool title,
unsigned int flags)
{
char *desc = NULL;
char *domxml = NULL;
virErrorPtr err = NULL;
xmlDocPtr doc = NULL;
xmlXPathContextPtr ctxt = NULL;
int type;
if (title)
type = VIR_DOMAIN_METADATA_TITLE;
else
type = VIR_DOMAIN_METADATA_DESCRIPTION;
if ((desc = virDomainGetMetadata(dom, type, NULL, flags))) {
return desc;
} else {
err = virGetLastError();
if (err && err->code == VIR_ERR_NO_DOMAIN_METADATA) {
desc = vshStrdup(ctl, "");
vshResetLibvirtError();
return desc;
}
if (err && err->code != VIR_ERR_NO_SUPPORT)
return desc;
}
/* fall back to xml */
/* get domain's xml description and extract the title/description */
if (!(domxml = virDomainGetXMLDesc(dom, flags))) {
vshError(ctl, "%s", _("Failed to retrieve domain XML"));
goto cleanup;
}
doc = virXMLParseStringCtxt(domxml, _("(domain_definition)"), &ctxt);
if (!doc) {
vshError(ctl, "%s", _("Couldn't parse domain XML"));
goto cleanup;
}
if (title)
desc = virXPathString("string(./title[1])", ctxt);
else
desc = virXPathString("string(./description[1])", ctxt);
if (!desc)
desc = vshStrdup(ctl, "");
cleanup:
VIR_FREE(domxml);
xmlXPathFreeContext(ctxt);
xmlFreeDoc(doc);
return desc;
}
VIR_ENUM_DECL(vshDomainControlState)
VIR_ENUM_IMPL(vshDomainControlState,
VIR_DOMAIN_CONTROL_LAST,
N_("ok"),
N_("background job"),
N_("occupied"),
N_("error"))
static const char *
vshDomainControlStateToString(int state)
{
const char *str = vshDomainControlStateTypeToString(state);
return str ? _(str) : _("unknown");
}
VIR_ENUM_DECL(vshDomainState)
VIR_ENUM_IMPL(vshDomainState,
VIR_DOMAIN_LAST,
N_("no state"),
N_("running"),
N_("idle"),
N_("paused"),
N_("in shutdown"),
N_("shut off"),
N_("crashed"),
N_("pmsuspended"))
static const char *
vshDomainStateToString(int state)
{
const char *str = vshDomainStateTypeToString(state);
return str ? _(str) : _("no state");
}
VIR_ENUM_DECL(vshDomainNostateReason)
VIR_ENUM_IMPL(vshDomainNostateReason,
VIR_DOMAIN_NOSTATE_LAST,
N_("unknown"))
VIR_ENUM_DECL(vshDomainRunningReason)
VIR_ENUM_IMPL(vshDomainRunningReason,
VIR_DOMAIN_RUNNING_LAST,
N_("unknown"),
N_("booted"),
N_("migrated"),
N_("restored"),
N_("from snapshot"),
N_("unpaused"),
N_("migration canceled"),
N_("save canceled"),
N_("event wakeup"),
N_("crashed"))
VIR_ENUM_DECL(vshDomainBlockedReason)
VIR_ENUM_IMPL(vshDomainBlockedReason,
VIR_DOMAIN_BLOCKED_LAST,
N_("unknown"))
VIR_ENUM_DECL(vshDomainPausedReason)
VIR_ENUM_IMPL(vshDomainPausedReason,
VIR_DOMAIN_PAUSED_LAST,
N_("unknown"),
N_("user"),
N_("migrating"),
N_("saving"),
N_("dumping"),
N_("I/O error"),
N_("watchdog"),
N_("from snapshot"),
N_("shutting down"),
N_("creating snapshot"),
N_("crashed"))
VIR_ENUM_DECL(vshDomainShutdownReason)
VIR_ENUM_IMPL(vshDomainShutdownReason,
VIR_DOMAIN_SHUTDOWN_LAST,
N_("unknown"),
N_("user"))
VIR_ENUM_DECL(vshDomainShutoffReason)
VIR_ENUM_IMPL(vshDomainShutoffReason,
VIR_DOMAIN_SHUTOFF_LAST,
N_("unknown"),
N_("shutdown"),
N_("destroyed"),
N_("crashed"),
N_("migrated"),
N_("saved"),
N_("failed"),
N_("from snapshot"))
VIR_ENUM_DECL(vshDomainCrashedReason)
VIR_ENUM_IMPL(vshDomainCrashedReason,
VIR_DOMAIN_CRASHED_LAST,
N_("unknown"),
N_("panicked"))
VIR_ENUM_DECL(vshDomainPMSuspendedReason)
VIR_ENUM_IMPL(vshDomainPMSuspendedReason,
VIR_DOMAIN_PMSUSPENDED_LAST,
N_("unknown"))
static const char *
vshDomainStateReasonToString(int state, int reason)
{
const char *str = NULL;
switch ((virDomainState) state) {
case VIR_DOMAIN_NOSTATE:
str = vshDomainNostateReasonTypeToString(reason);
break;
case VIR_DOMAIN_RUNNING:
str = vshDomainRunningReasonTypeToString(reason);
break;
case VIR_DOMAIN_BLOCKED:
str = vshDomainBlockedReasonTypeToString(reason);
break;
case VIR_DOMAIN_PAUSED:
str = vshDomainPausedReasonTypeToString(reason);
break;
case VIR_DOMAIN_SHUTDOWN:
str = vshDomainShutdownReasonTypeToString(reason);
break;
case VIR_DOMAIN_SHUTOFF:
str = vshDomainShutoffReasonTypeToString(reason);
break;
case VIR_DOMAIN_CRASHED:
str = vshDomainCrashedReasonTypeToString(reason);
break;
case VIR_DOMAIN_PMSUSPENDED:
str = vshDomainPMSuspendedReasonTypeToString(reason);
break;
case VIR_DOMAIN_LAST:
;
}
return str ? _(str) : _("unknown");
}
/*
* "dommemstat" command
*/
static const vshCmdInfo info_dommemstat[] = {
{.name = "help",
.data = N_("get memory statistics for a domain")
},
{.name = "desc",
.data = N_("Get memory statistics for a running domain.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_dommemstat[] = {
{.name = "domain",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.help = N_("domain name, id or uuid")
},
{.name = "period",
.type = VSH_OT_STRING,
.flags = VSH_OFLAG_REQ_OPT,
.help = N_("period in seconds to set collection")
},
{.name = "config",
.type = VSH_OT_BOOL,
.help = N_("affect next boot")
},
{.name = "live",
.type = VSH_OT_BOOL,
.help = N_("affect running domain")
},
{.name = "current",
.type = VSH_OT_BOOL,
.help = N_("affect current domain")
},
{.name = NULL}
};
static bool
cmdDomMemStat(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
const char *name;
virDomainMemoryStatStruct stats[VIR_DOMAIN_MEMORY_STAT_NR];
unsigned int nr_stats;
size_t i;
bool ret = false;
int rv = 0;
int period = -1;
bool config = vshCommandOptBool(cmd, "config");
bool live = vshCommandOptBool(cmd, "live");
bool current = vshCommandOptBool(cmd, "current");
unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT;
VSH_EXCLUSIVE_OPTIONS_VAR(current, live);
VSH_EXCLUSIVE_OPTIONS_VAR(current, config);
if (config)
flags |= VIR_DOMAIN_AFFECT_CONFIG;
if (live)
flags |= VIR_DOMAIN_AFFECT_LIVE;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return false;
/* If none of the options were specified and we're active
* then be sure to allow active modification */
if (!current && !live && !config && virDomainIsActive(dom) == 1)
flags |= VIR_DOMAIN_AFFECT_LIVE;
/* Providing a period will adjust the balloon driver collection period.
* This is not really an unsigned long, but it
*/
if ((rv = vshCommandOptInt(cmd, "period", &period)) < 0) {
vshError(ctl, "%s",
_("Unable to parse integer parameter."));
goto cleanup;
}
if (rv > 0) {
if (period < 0) {
vshError(ctl, _("Invalid collection period value '%d'"), period);
goto cleanup;
}
if (virDomainSetMemoryStatsPeriod(dom, period, flags) < 0) {
vshError(ctl, "%s",
_("Unable to change balloon collection period."));
} else {
ret = true;
}
goto cleanup;
}
nr_stats = virDomainMemoryStats(dom, stats, VIR_DOMAIN_MEMORY_STAT_NR, 0);
if (nr_stats == -1) {
vshError(ctl, _("Failed to get memory statistics for domain %s"), name);
goto cleanup;
}
for (i = 0; i < nr_stats; i++) {
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_SWAP_IN)
vshPrint(ctl, "swap_in %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_SWAP_OUT)
vshPrint(ctl, "swap_out %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_MAJOR_FAULT)
vshPrint(ctl, "major_fault %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_MINOR_FAULT)
vshPrint(ctl, "minor_fault %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_UNUSED)
vshPrint(ctl, "unused %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_AVAILABLE)
vshPrint(ctl, "available %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_ACTUAL_BALLOON)
vshPrint(ctl, "actual %llu\n", stats[i].val);
if (stats[i].tag == VIR_DOMAIN_MEMORY_STAT_RSS)
vshPrint(ctl, "rss %llu\n", stats[i].val);
}
ret = true;
cleanup:
virDomainFree(dom);
return ret;
}
/*
* "domblkinfo" command
*/
static const vshCmdInfo info_domblkinfo[] = {
{.name = "help",
.data = N_("domain block device size information")
},
{.name = "desc",
.data = N_("Get block device size info for a domain.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domblkinfo[] = {
{.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 = NULL}
};
static bool
cmdDomblkinfo(vshControl *ctl, const vshCmd *cmd)
{
virDomainBlockInfo info;
virDomainPtr dom;
bool ret = false;
const char *device = NULL;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
if (vshCommandOptStringReq(ctl, cmd, "device", &device) < 0)
goto cleanup;
if (virDomainGetBlockInfo(dom, device, &info, 0) < 0)
goto cleanup;
vshPrint(ctl, "%-15s %llu\n", _("Capacity:"), info.capacity);
vshPrint(ctl, "%-15s %llu\n", _("Allocation:"), info.allocation);
vshPrint(ctl, "%-15s %llu\n", _("Physical:"), info.physical);
ret = true;
cleanup:
virDomainFree(dom);
return ret;
}
/*
* "domblklist" command
*/
static const vshCmdInfo info_domblklist[] = {
{.name = "help",
.data = N_("list all domain blocks")
},
{.name = "desc",
.data = N_("Get the summary of block devices for a domain.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domblklist[] = {
{.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_("get inactive rather than running configuration")
},
{.name = "details",
.type = VSH_OT_BOOL,
.help = N_("additionally display the type and device value")
},
{.name = NULL}
};
static bool
cmdDomblklist(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
bool ret = false;
unsigned int flags = 0;
char *xml = NULL;
xmlDocPtr xmldoc = NULL;
xmlXPathContextPtr ctxt = NULL;
int ndisks;
xmlNodePtr *disks = NULL;
size_t i;
bool details = false;
if (vshCommandOptBool(cmd, "inactive"))
flags |= VIR_DOMAIN_XML_INACTIVE;
details = vshCommandOptBool(cmd, "details");
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
xml = virDomainGetXMLDesc(dom, flags);
if (!xml)
goto cleanup;
xmldoc = virXMLParseStringCtxt(xml, _("(domain_definition)"), &ctxt);
if (!xmldoc)
goto cleanup;
ndisks = virXPathNodeSet("./devices/disk", ctxt, &disks);
if (ndisks < 0)
goto cleanup;
if (details)
vshPrintExtra(ctl, "%-10s %-10s %-10s %s\n", _("Type"),
_("Device"), _("Target"), _("Source"));
else
vshPrintExtra(ctl, "%-10s %s\n", _("Target"), _("Source"));
vshPrintExtra(ctl, "------------------------------------------------\n");
for (i = 0; i < ndisks; i++) {
char *type = NULL;
char *device = NULL;
char *target;
char *source;
ctxt->node = disks[i];
if (details) {
type = virXPathString("string(./@type)", ctxt);
device = virXPathString("string(./@device)", ctxt);
if (!type || !device) {
vshPrint(ctl, "unable to query block list details");
VIR_FREE(type);
VIR_FREE(device);
goto cleanup;
}
}
target = virXPathString("string(./target/@dev)", ctxt);
if (!target) {
vshError(ctl, "unable to query block list");
VIR_FREE(type);
VIR_FREE(device);
goto cleanup;
}
source = virXPathString("string(./source/@file"
"|./source/@dev"
"|./source/@dir"
"|./source/@name)", ctxt);
if (details) {
vshPrint(ctl, "%-10s %-10s %-10s %s\n", type, device,
target, source ? source : "-");
VIR_FREE(type);
VIR_FREE(device);
} else {
vshPrint(ctl, "%-10s %s\n", target, source ? source : "-");
}
VIR_FREE(target);
VIR_FREE(source);
}
ret = true;
cleanup:
VIR_FREE(disks);
virDomainFree(dom);
VIR_FREE(xml);
xmlFreeDoc(xmldoc);
xmlXPathFreeContext(ctxt);
return ret;
}
/*
* "domiflist" command
*/
static const vshCmdInfo info_domiflist[] = {
{"help", N_("list all domain virtual interfaces")},
{"desc", N_("Get the summary of virtual interfaces for a domain.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_domiflist[] = {
{.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_("get inactive rather than running configuration")
},
{.name = NULL}
};
static bool
cmdDomiflist(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
bool ret = false;
unsigned int flags = 0;
char *xml = NULL;
xmlDocPtr xmldoc = NULL;
xmlXPathContextPtr ctxt = NULL;
int ninterfaces;
xmlNodePtr *interfaces = NULL;
size_t i;
if (vshCommandOptBool(cmd, "inactive"))
flags |= VIR_DOMAIN_XML_INACTIVE;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
xml = virDomainGetXMLDesc(dom, flags);
if (!xml)
goto cleanup;
xmldoc = virXMLParseStringCtxt(xml, _("(domain_definition)"), &ctxt);
if (!xmldoc)
goto cleanup;
ninterfaces = virXPathNodeSet("./devices/interface", ctxt, &interfaces);
if (ninterfaces < 0)
goto cleanup;
vshPrintExtra(ctl, "%-10s %-10s %-10s %-11s %s\n", _("Interface"),
_("Type"), _("Source"), _("Model"), _("MAC"));
vshPrintExtra(ctl, "-------------------------------------------------------\n");
for (i = 0; i < ninterfaces; i++) {
char *type = NULL;
char *source = NULL;
char *target = NULL;
char *model = NULL;
char *mac = NULL;
ctxt->node = interfaces[i];
type = virXPathString("string(./@type)", ctxt);
source = virXPathString("string(./source/@bridge"
"|./source/@dev"
"|./source/@network"
"|./source/@name)", ctxt);
target = virXPathString("string(./target/@dev)", ctxt);
model = virXPathString("string(./model/@type)", ctxt);
mac = virXPathString("string(./mac/@address)", ctxt);
vshPrint(ctl, "%-10s %-10s %-10s %-11s %-10s\n",
target ? target : "-",
type,
source ? source : "-",
model ? model : "-",
mac ? mac : "-");
VIR_FREE(type);
VIR_FREE(source);
VIR_FREE(target);
VIR_FREE(model);
VIR_FREE(mac);
}
ret = true;
cleanup:
VIR_FREE(interfaces);
virDomainFree(dom);
VIR_FREE(xml);
xmlFreeDoc(xmldoc);
xmlXPathFreeContext(ctxt);
return ret;
}
/*
* "domif-getlink" command
*/
static const vshCmdInfo info_domif_getlink[] = {
{.name = "help",
.data = N_("get link state of a virtual interface")
},
{.name = "desc",
.data = N_("Get link state of a domain's virtual interface.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domif_getlink[] = {
{.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 = "persistent",
.type = VSH_OT_ALIAS,
.help = "config"
},
{.name = "config",
.type = VSH_OT_BOOL,
.help = N_("Get persistent interface state")
},
{.name = NULL}
};
static bool
cmdDomIfGetLink(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
const char *iface = NULL;
char *state = NULL;
char *xpath = NULL;
virMacAddr macaddr;
char macstr[VIR_MAC_STRING_BUFLEN] = "";
char *desc = NULL;
xmlDocPtr xml = NULL;
xmlXPathContextPtr ctxt = NULL;
xmlNodePtr *interfaces = NULL;
int ninterfaces;
unsigned int flags = 0;
bool ret = false;
if (vshCommandOptStringReq(ctl, cmd, "interface", &iface) < 0)
return false;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
if (vshCommandOptBool(cmd, "config"))
flags = VIR_DOMAIN_XML_INACTIVE;
if (!(desc = virDomainGetXMLDesc(dom, flags))) {
vshError(ctl, _("Failed to get domain description xml"));
goto cleanup;
}
if (!(xml = virXMLParseStringCtxt(desc, _("(domain_definition)"), &ctxt))) {
vshError(ctl, _("Failed to parse domain description xml"));
goto cleanup;
}
/* normalize the mac addr */
if (virMacAddrParse(iface, &macaddr) == 0)
virMacAddrFormat(&macaddr, macstr);
if (virAsprintf(&xpath, "/domain/devices/interface[(mac/@address = '%s') or "
" (target/@dev = '%s')]",
macstr, iface) < 0)
goto cleanup;
if ((ninterfaces = virXPathNodeSet(xpath, ctxt, &interfaces)) < 0) {
vshError(ctl, _("Failed to extract interface information"));
goto cleanup;
}
if (ninterfaces != 1) {
if (macstr[0])
vshError(ctl, _("Interface (mac: %s) not found."), macstr);
else
vshError(ctl, _("Interface (dev: %s) not found."), iface);
goto cleanup;
}
ctxt->node = interfaces[0];
if ((state = virXPathString("string(./link/@state)", ctxt)))
vshPrint(ctl, "%s %s", iface, state);
else
vshPrint(ctl, "%s default", iface);
ret = true;
cleanup:
VIR_FREE(desc);
VIR_FREE(state);
VIR_FREE(interfaces);
VIR_FREE(xpath);
xmlXPathFreeContext(ctxt);
xmlFreeDoc(xml);
virDomainFree(dom);
return ret;
}
/*
* "domcontrol" command
*/
static const vshCmdInfo info_domcontrol[] = {
{.name = "help",
.data = N_("domain control interface state")
},
{.name = "desc",
.data = N_("Returns state of a control interface to the domain.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domcontrol[] = {
{.name = "domain",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.help = N_("domain name, id or uuid")
},
{.name = NULL}
};
static bool
cmdDomControl(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
bool ret = true;
virDomainControlInfo info;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
if (virDomainGetControlInfo(dom, &info, 0) < 0) {
ret = false;
goto cleanup;
}
if (info.state != VIR_DOMAIN_CONTROL_OK &&
info.state != VIR_DOMAIN_CONTROL_ERROR) {
vshPrint(ctl, "%s (%0.3fs)\n",
vshDomainControlStateToString(info.state),
info.stateTime / 1000.0);
} else {
vshPrint(ctl, "%s\n",
vshDomainControlStateToString(info.state));
}
cleanup:
virDomainFree(dom);
return ret;
}
/*
* "domblkstat" command
*/
static const vshCmdInfo info_domblkstat[] = {
{.name = "help",
.data = N_("get device block stats for a domain")
},
{.name = "desc",
.data = N_("Get device block stats for a running domain. See man page or "
"use --human for explanation of fields")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domblkstat[] = {
{.name = "domain",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.help = N_("domain name, id or uuid")
},
{.name = "device",
.type = VSH_OT_STRING,
.flags = VSH_OFLAG_EMPTY_OK,
.help = N_("block device")
},
{.name = "human",
.type = VSH_OT_BOOL,
.help = N_("print a more human readable output")
},
{.name = NULL}
};
struct _domblkstat_sequence {
const char *field; /* field name */
const char *legacy; /* legacy name from previous releases */
const char *human; /* human-friendly explanation */
};
/* sequence of values for output to honor legacy format from previous
* versions */
static const struct _domblkstat_sequence domblkstat_output[] = {
{ VIR_DOMAIN_BLOCK_STATS_READ_REQ, "rd_req",
N_("number of read operations:") }, /* 0 */
{ VIR_DOMAIN_BLOCK_STATS_READ_BYTES, "rd_bytes",
N_("number of bytes read:") }, /* 1 */
{ VIR_DOMAIN_BLOCK_STATS_WRITE_REQ, "wr_req",
N_("number of write operations:") }, /* 2 */
{ VIR_DOMAIN_BLOCK_STATS_WRITE_BYTES, "wr_bytes",
N_("number of bytes written:") }, /* 3 */
{ VIR_DOMAIN_BLOCK_STATS_ERRS, "errs",
N_("error count:") }, /* 4 */
{ VIR_DOMAIN_BLOCK_STATS_FLUSH_REQ, NULL,
N_("number of flush operations:") }, /* 5 */
{ VIR_DOMAIN_BLOCK_STATS_READ_TOTAL_TIMES, NULL,
N_("total duration of reads (ns):") }, /* 6 */
{ VIR_DOMAIN_BLOCK_STATS_WRITE_TOTAL_TIMES, NULL,
N_("total duration of writes (ns):") }, /* 7 */
{ VIR_DOMAIN_BLOCK_STATS_FLUSH_TOTAL_TIMES, NULL,
N_("total duration of flushes (ns):") }, /* 8 */
{ NULL, NULL, NULL }
};
#define DOMBLKSTAT_LEGACY_PRINT(ID, VALUE) \
if (VALUE >= 0) \
vshPrint(ctl, "%s %-*s %lld\n", device, \
human ? 31 : 0, \
human ? _(domblkstat_output[ID].human) \
: domblkstat_output[ID].legacy, \
VALUE);
static bool
cmdDomblkstat(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
const char *name = NULL, *device = NULL;
virDomainBlockStatsStruct stats;
virTypedParameterPtr params = NULL;
virTypedParameterPtr par = NULL;
char *value = NULL;
const char *field = NULL;
int rc, nparams = 0;
size_t i;
bool ret = false;
bool human = vshCommandOptBool(cmd, "human"); /* human readable output */
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return false;
/* device argument is optional now. if it's missing, supply empty
string to denote 'all devices'. A NULL device arg would violate
API contract.
*/
if (vshCommandOptStringReq(ctl, cmd, "device", &device) < 0)
goto cleanup;
if (!device)
device = "";
rc = virDomainBlockStatsFlags(dom, device, NULL, &nparams, 0);
/* It might fail when virDomainBlockStatsFlags is not
* supported on older libvirt, fallback to use virDomainBlockStats
* then.
*/
if (rc < 0) {
/* try older API if newer is not supported */
if (last_error->code != VIR_ERR_NO_SUPPORT)
goto cleanup;
vshResetLibvirtError();
if (virDomainBlockStats(dom, device, &stats,
sizeof(stats)) == -1) {
vshError(ctl, _("Failed to get block stats %s %s"),
name, device);
goto cleanup;
}
/* human friendly output */
if (human) {
vshPrint(ctl, N_("Device: %s\n"), device);
device = "";
}
DOMBLKSTAT_LEGACY_PRINT(0, stats.rd_req);
DOMBLKSTAT_LEGACY_PRINT(1, stats.rd_bytes);
DOMBLKSTAT_LEGACY_PRINT(2, stats.wr_req);
DOMBLKSTAT_LEGACY_PRINT(3, stats.wr_bytes);
DOMBLKSTAT_LEGACY_PRINT(4, stats.errs);
} else {
params = vshCalloc(ctl, nparams, sizeof(*params));
if (virDomainBlockStatsFlags(dom, device, params, &nparams, 0) < 0) {
vshError(ctl, _("Failed to get block stats for domain '%s' device '%s'"), name, device);
goto cleanup;
}
/* set for prettier output */
if (human) {
vshPrint(ctl, N_("Device: %s\n"), device);
device = "";
}
/* at first print all known values in desired order */
for (i = 0; domblkstat_output[i].field != NULL; i++) {
if (!(par = virTypedParamsGet(params, nparams,
domblkstat_output[i].field)))
continue;
value = vshGetTypedParamValue(ctl, par);
/* to print other not supported fields, mark the already printed */
par->field[0] = '\0'; /* set the name to empty string */
/* translate into human readable or legacy spelling */
field = NULL;
if (human)
field = _(domblkstat_output[i].human);
else
field = domblkstat_output[i].legacy;
/* use the provided spelling if no translation is available */
if (!field)
field = domblkstat_output[i].field;
vshPrint(ctl, "%s %-*s %s\n", device,
human ? 31 : 0, field, value);
VIR_FREE(value);
}
/* go through the fields again, for remaining fields */
for (i = 0; i < nparams; i++) {
if (!*params[i].field)
continue;
value = vshGetTypedParamValue(ctl, params+i);
vshPrint(ctl, "%s %s %s\n", device, params[i].field, value);
VIR_FREE(value);
}
}
ret = true;
cleanup:
VIR_FREE(params);
virDomainFree(dom);
return ret;
}
#undef DOMBLKSTAT_LEGACY_PRINT
/*
* "domifstat" command
*/
static const vshCmdInfo info_domifstat[] = {
{.name = "help",
.data = N_("get network interface stats for a domain")
},
{.name = "desc",
.data = N_("Get network interface stats for a running domain.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domifstat[] = {
{.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")
},
{.name = NULL}
};
static bool
cmdDomIfstat(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
const char *name = NULL, *device = NULL;
virDomainInterfaceStatsStruct stats;
bool ret = false;
if (!(dom = vshCommandOptDomain(ctl, cmd, &name)))
return false;
if (vshCommandOptStringReq(ctl, cmd, "interface", &device) < 0)
goto cleanup;
if (virDomainInterfaceStats(dom, device, &stats, sizeof(stats)) == -1) {
vshError(ctl, _("Failed to get interface stats %s %s"), name, device);
goto cleanup;
}
if (stats.rx_bytes >= 0)
vshPrint(ctl, "%s rx_bytes %lld\n", device, stats.rx_bytes);
if (stats.rx_packets >= 0)
vshPrint(ctl, "%s rx_packets %lld\n", device, stats.rx_packets);
if (stats.rx_errs >= 0)
vshPrint(ctl, "%s rx_errs %lld\n", device, stats.rx_errs);
if (stats.rx_drop >= 0)
vshPrint(ctl, "%s rx_drop %lld\n", device, stats.rx_drop);
if (stats.tx_bytes >= 0)
vshPrint(ctl, "%s tx_bytes %lld\n", device, stats.tx_bytes);
if (stats.tx_packets >= 0)
vshPrint(ctl, "%s tx_packets %lld\n", device, stats.tx_packets);
if (stats.tx_errs >= 0)
vshPrint(ctl, "%s tx_errs %lld\n", device, stats.tx_errs);
if (stats.tx_drop >= 0)
vshPrint(ctl, "%s tx_drop %lld\n", device, stats.tx_drop);
ret = true;
cleanup:
virDomainFree(dom);
return ret;
}
/*
* "domblkerror" command
*/
static const vshCmdInfo info_domblkerror[] = {
{.name = "help",
.data = N_("Show errors on block devices")
},
{.name = "desc",
.data = N_("Show block device errors")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domblkerror[] = {
{.name = "domain",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.help = N_("domain name, id, or uuid")
},
{.name = NULL}
};
static bool
cmdDomBlkError(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
virDomainDiskErrorPtr disks = NULL;
unsigned int ndisks;
size_t i;
int count;
bool ret = false;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
if ((count = virDomainGetDiskErrors(dom, NULL, 0, 0)) < 0)
goto cleanup;
ndisks = count;
if (ndisks) {
if (VIR_ALLOC_N(disks, ndisks) < 0)
goto cleanup;
if ((count = virDomainGetDiskErrors(dom, disks, ndisks, 0)) == -1)
goto cleanup;
}
if (count == 0) {
vshPrint(ctl, _("No errors found\n"));
} else {
for (i = 0; i < count; i++) {
vshPrint(ctl, "%s: %s\n",
disks[i].disk,
vshDomainIOErrorToString(disks[i].error));
}
}
ret = true;
cleanup:
VIR_FREE(disks);
virDomainFree(dom);
return ret;
}
/*
* "dominfo" command
*/
static const vshCmdInfo info_dominfo[] = {
{.name = "help",
.data = N_("domain information")
},
{.name = "desc",
.data = N_("Returns basic information about the domain.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_dominfo[] = {
{.name = "domain",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.help = N_("domain name, id or uuid")
},
{.name = NULL}
};
static bool
cmdDominfo(vshControl *ctl, const vshCmd *cmd)
{
virDomainInfo info;
virDomainPtr dom;
virSecurityModel secmodel;
virSecurityLabelPtr seclabel;
int persistent = 0;
bool ret = true;
int autostart;
unsigned int id;
char *str, uuid[VIR_UUID_STRING_BUFLEN];
int has_managed_save = 0;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
id = virDomainGetID(dom);
if (id == ((unsigned int)-1))
vshPrint(ctl, "%-15s %s\n", _("Id:"), "-");
else
vshPrint(ctl, "%-15s %d\n", _("Id:"), id);
vshPrint(ctl, "%-15s %s\n", _("Name:"), virDomainGetName(dom));
if (virDomainGetUUIDString(dom, &uuid[0]) == 0)
vshPrint(ctl, "%-15s %s\n", _("UUID:"), uuid);
if ((str = virDomainGetOSType(dom))) {
vshPrint(ctl, "%-15s %s\n", _("OS Type:"), str);
VIR_FREE(str);
}
if (virDomainGetInfo(dom, &info) == 0) {
vshPrint(ctl, "%-15s %s\n", _("State:"),
vshDomainStateToString(info.state));
vshPrint(ctl, "%-15s %d\n", _("CPU(s):"), info.nrVirtCpu);
if (info.cpuTime != 0) {
double cpuUsed = info.cpuTime;
cpuUsed /= 1000000000.0;
vshPrint(ctl, "%-15s %.1lfs\n", _("CPU time:"), cpuUsed);
}
if (info.maxMem != UINT_MAX)
vshPrint(ctl, "%-15s %lu KiB\n", _("Max memory:"),
info.maxMem);
else
vshPrint(ctl, "%-15s %s\n", _("Max memory:"),
_("no limit"));
vshPrint(ctl, "%-15s %lu KiB\n", _("Used memory:"),
info.memory);
} else {
ret = false;
}
/* Check and display whether the domain is persistent or not */
persistent = virDomainIsPersistent(dom);
vshDebug(ctl, VSH_ERR_DEBUG, "Domain persistent flag value: %d\n",
persistent);
if (persistent < 0)
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), _("unknown"));
else
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), persistent ? _("yes") : _("no"));
/* Check and display whether the domain autostarts or not */
if (!virDomainGetAutostart(dom, &autostart)) {
vshPrint(ctl, "%-15s %s\n", _("Autostart:"),
autostart ? _("enable") : _("disable"));
}
has_managed_save = virDomainHasManagedSaveImage(dom, 0);
if (has_managed_save < 0)
vshPrint(ctl, "%-15s %s\n", _("Managed save:"), _("unknown"));
else
vshPrint(ctl, "%-15s %s\n", _("Managed save:"),
has_managed_save ? _("yes") : _("no"));
/* Security model and label information */
memset(&secmodel, 0, sizeof(secmodel));
if (virNodeGetSecurityModel(ctl->conn, &secmodel) == -1) {
if (last_error->code != VIR_ERR_NO_SUPPORT) {
virDomainFree(dom);
return false;
} else {
vshResetLibvirtError();
}
} else {
/* Only print something if a security model is active */
if (secmodel.model[0] != '\0') {
vshPrint(ctl, "%-15s %s\n", _("Security model:"), secmodel.model);
vshPrint(ctl, "%-15s %s\n", _("Security DOI:"), secmodel.doi);
/* Security labels are only valid for active domains */
if (VIR_ALLOC(seclabel) < 0) {
virDomainFree(dom);
return false;
}
if (virDomainGetSecurityLabel(dom, seclabel) == -1) {
virDomainFree(dom);
VIR_FREE(seclabel);
return false;
} else {
if (seclabel->label[0] != '\0')
vshPrint(ctl, "%-15s %s (%s)\n", _("Security label:"),
seclabel->label, seclabel->enforcing ? "enforcing" : "permissive");
}
VIR_FREE(seclabel);
}
}
virDomainFree(dom);
return ret;
}
/*
* "domstate" command
*/
static const vshCmdInfo info_domstate[] = {
{.name = "help",
.data = N_("domain state")
},
{.name = "desc",
.data = N_("Returns state about a domain.")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domstate[] = {
{.name = "domain",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.help = N_("domain name, id or uuid")
},
{.name = "reason",
.type = VSH_OT_BOOL,
.help = N_("also print reason for the state")
},
{.name = NULL}
};
static bool
cmdDomstate(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
bool ret = true;
bool showReason = vshCommandOptBool(cmd, "reason");
int state, reason;
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
if ((state = vshDomainState(ctl, dom, &reason)) < 0) {
ret = false;
goto cleanup;
}
if (showReason) {
vshPrint(ctl, "%s (%s)\n",
vshDomainStateToString(state),
vshDomainStateReasonToString(state, reason));
} else {
vshPrint(ctl, "%s\n",
vshDomainStateToString(state));
}
cleanup:
virDomainFree(dom);
return ret;
}
/*
* "domtime" command
*/
static const vshCmdInfo info_domtime[] = {
{.name = "help",
.data = N_("domain time")
},
{.name = "desc",
.data = N_("Gets or sets the domain's system time")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domtime[] = {
{.name = "domain",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.help = N_("domain name, id or uuid")
},
{.name = "now",
.type = VSH_OT_BOOL,
.help = N_("set to the time of the host running virsh")
},
{.name = "pretty",
.type = VSH_OT_BOOL,
.help = N_("print domain's time in human readable form")
},
{.name = "sync",
.type = VSH_OT_BOOL,
.help = N_("instead of setting given time, synchronize from domain's RTC"),
},
{.name = "time",
.type = VSH_OT_INT,
.help = N_("time to set")
},
{.name = NULL}
};
static bool
cmdDomTime(vshControl *ctl, const vshCmd *cmd)
{
virDomainPtr dom;
bool ret = false;
bool now = vshCommandOptBool(cmd, "now");
bool pretty = vshCommandOptBool(cmd, "pretty");
bool rtcSync = vshCommandOptBool(cmd, "sync");
long long seconds = 0;
unsigned int nseconds = 0;
unsigned int flags = 0;
bool doSet = false;
int rv;
VSH_EXCLUSIVE_OPTIONS("time", "now");
VSH_EXCLUSIVE_OPTIONS("time", "sync");
VSH_EXCLUSIVE_OPTIONS("now", "sync");
if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
return false;
rv = vshCommandOptLongLong(cmd, "time", &seconds);
if (rv < 0) {
/* invalid integer format */
vshError(ctl, "%s",
_("Unable to parse integer parameter to --time."));
goto cleanup;
} else if (rv > 0) {
/* valid integer to set */
doSet = true;
}
if (doSet || now || rtcSync) {
if (now && ((seconds = time(NULL)) == (time_t) -1)) {
vshError(ctl, _("Unable to get current time"));
goto cleanup;
}
if (rtcSync)
flags |= VIR_DOMAIN_TIME_SYNC;
if (virDomainSetTime(dom, seconds, nseconds, flags) < 0)
goto cleanup;
} else {
if (virDomainGetTime(dom, &seconds, &nseconds, flags) < 0)
goto cleanup;
if (pretty) {
char timestr[100];
time_t cur_time = seconds;
struct tm time_info;
if (!gmtime_r(&cur_time, &time_info)) {
vshError(ctl, _("Unable to format time"));
goto cleanup;
}
strftime(timestr, sizeof(timestr), "%Y-%m-%d %H:%M:%S", &time_info);
vshPrint(ctl, _("Time: %s"), timestr);
} else {
vshPrint(ctl, _("Time: %lld"), seconds);
}
}
ret = true;
cleanup:
virDomainFree(dom);
return ret;
}
/*
* "list" command
*/
static const vshCmdInfo info_list[] = {
{.name = "help",
.data = N_("list domains")
},
{.name = "desc",
.data = N_("Returns list of domains.")
},
{.name = NULL}
};
/* compare domains, pack NULLed ones at the end*/
static int
vshDomainSorter(const void *a, const void *b)
{
virDomainPtr *da = (virDomainPtr *) a;
virDomainPtr *db = (virDomainPtr *) b;
unsigned int ida;
unsigned int idb;
unsigned int inactive = (unsigned int) -1;
if (*da && !*db)
return -1;
if (!*da)
return *db != NULL;
ida = virDomainGetID(*da);
idb = virDomainGetID(*db);
if (ida == inactive && idb == inactive)
return vshStrcasecmp(virDomainGetName(*da), virDomainGetName(*db));
if (ida != inactive && idb != inactive) {
if (ida > idb)
return 1;
else if (ida < idb)
return -1;
}
if (ida != inactive)
return -1;
else
return 1;
}
struct vshDomainList {
virDomainPtr *domains;
size_t ndomains;
};
typedef struct vshDomainList *vshDomainListPtr;
static void
vshDomainListFree(vshDomainListPtr domlist)
{
size_t i;
if (domlist && domlist->domains) {
for (i = 0; i < domlist->ndomains; i++) {
if (domlist->domains[i])
virDomainFree(domlist->domains[i]);
}
VIR_FREE(domlist->domains);
}
VIR_FREE(domlist);
}
static vshDomainListPtr
vshDomainListCollect(vshControl *ctl, unsigned int flags)
{
vshDomainListPtr list = vshMalloc(ctl, sizeof(*list));
size_t i;
int ret;
int *ids = NULL;
int nids = 0;
char **names = NULL;
int nnames = 0;
virDomainPtr dom;
bool success = false;
size_t deleted = 0;
int persistent;
int autostart;
int state;
int nsnap;
int mansave;
/* try the list with flags support (0.9.13 and later) */
if ((ret = virConnectListAllDomains(ctl->conn, &list->domains,
flags)) >= 0) {
list->ndomains = ret;
goto finished;
}
/* check if the command is actually supported */
if (last_error && last_error->code == VIR_ERR_NO_SUPPORT) {
vshResetLibvirtError();
goto fallback;
}
if (last_error && last_error->code == VIR_ERR_INVALID_ARG) {
/* try the new API again but mask non-guaranteed flags */
unsigned int newflags = flags & (VIR_CONNECT_LIST_DOMAINS_ACTIVE |
VIR_CONNECT_LIST_DOMAINS_INACTIVE);
vshResetLibvirtError();
if ((ret = virConnectListAllDomains(ctl->conn, &list->domains,
newflags)) >= 0) {
list->ndomains = ret;
goto filter;
}
}
/* there was an error during the first or second call */
vshError(ctl, "%s", _("Failed to list domains"));
goto cleanup;
fallback:
/* fall back to old method (0.9.12 and older) */
vshResetLibvirtError();
/* list active domains, if necessary */
if (!VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_ACTIVE) ||
VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_ACTIVE)) {
if ((nids = virConnectNumOfDomains(ctl->conn)) < 0) {
vshError(ctl, "%s", _("Failed to list active domains"));
goto cleanup;
}
if (nids) {
ids = vshMalloc(ctl, sizeof(int) * nids);
if ((nids = virConnectListDomains(ctl->conn, ids, nids)) < 0) {
vshError(ctl, "%s", _("Failed to list active domains"));
goto cleanup;
}
}
}
if (!VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_ACTIVE) ||
VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_INACTIVE)) {
if ((nnames = virConnectNumOfDefinedDomains(ctl->conn)) < 0) {
vshError(ctl, "%s", _("Failed to list inactive domains"));
goto cleanup;
}
if (nnames) {
names = vshMalloc(ctl, sizeof(char *) * nnames);
if ((nnames = virConnectListDefinedDomains(ctl->conn, names,
nnames)) < 0) {
vshError(ctl, "%s", _("Failed to list inactive domains"));
goto cleanup;
}
}
}
list->domains = vshMalloc(ctl, sizeof(virDomainPtr) * (nids + nnames));
list->ndomains = 0;
/* get active domains */
for (i = 0; i < nids; i++) {
if (!(dom = virDomainLookupByID(ctl->conn, ids[i])))
continue;
list->domains[list->ndomains++] = dom;
}
/* get inactive domains */
for (i = 0; i < nnames; i++) {
if (!(dom = virDomainLookupByName(ctl->conn, names[i])))
continue;
list->domains[list->ndomains++] = dom;
}
/* truncate domains that weren't found */
deleted = (nids + nnames) - list->ndomains;
filter:
/* filter list the list if the list was acquired by fallback means */
for (i = 0; i < list->ndomains; i++) {
dom = list->domains[i];
/* persistence filter */
if (VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_PERSISTENT)) {
if ((persistent = virDomainIsPersistent(dom)) < 0) {
vshError(ctl, "%s", _("Failed to get domain persistence info"));
goto cleanup;
}
if (!((VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_PERSISTENT) && persistent) ||
(VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_TRANSIENT) && !persistent)))
goto remove_entry;
}
/* domain state filter */
if (VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_STATE)) {
if (virDomainGetState(dom, &state, NULL, 0) < 0) {
vshError(ctl, "%s", _("Failed to get domain state"));
goto cleanup;
}
if (!((VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_RUNNING) &&
state == VIR_DOMAIN_RUNNING) ||
(VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_PAUSED) &&
state == VIR_DOMAIN_PAUSED) ||
(VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_SHUTOFF) &&
state == VIR_DOMAIN_SHUTOFF) ||
(VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_OTHER) &&
(state != VIR_DOMAIN_RUNNING &&
state != VIR_DOMAIN_PAUSED &&
state != VIR_DOMAIN_SHUTOFF))))
goto remove_entry;
}
/* autostart filter */
if (VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_AUTOSTART)) {
if (virDomainGetAutostart(dom, &autostart) < 0) {
vshError(ctl, "%s", _("Failed to get domain autostart state"));
goto cleanup;
}
if (!((VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_AUTOSTART) && autostart) ||
(VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_NO_AUTOSTART) && !autostart)))
goto remove_entry;
}
/* managed save filter */
if (VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_MANAGEDSAVE)) {
if ((mansave = virDomainHasManagedSaveImage(dom, 0)) < 0) {
vshError(ctl, "%s",
_("Failed to check for managed save image"));
goto cleanup;
}
if (!((VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_MANAGEDSAVE) && mansave) ||
(VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_NO_MANAGEDSAVE) && !mansave)))
goto remove_entry;
}
/* snapshot filter */
if (VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_FILTERS_SNAPSHOT)) {
if ((nsnap = virDomainSnapshotNum(dom, 0)) < 0) {
vshError(ctl, "%s", _("Failed to get snapshot count"));
goto cleanup;
}
if (!((VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_HAS_SNAPSHOT) && nsnap > 0) ||
(VSH_MATCH(VIR_CONNECT_LIST_DOMAINS_NO_SNAPSHOT) && nsnap == 0)))
goto remove_entry;
}
/* the domain matched all filters, it may stay */
continue;
remove_entry:
/* the domain has to be removed as it failed one of the filters */
virDomainFree(list->domains[i]);
list->domains[i] = NULL;
deleted++;
}
finished:
/* sort the list */
if (list->domains && list->ndomains)
qsort(list->domains, list->ndomains, sizeof(*list->domains),
vshDomainSorter);
/* truncate the list if filter simulation deleted entries */
if (deleted)
VIR_SHRINK_N(list->domains, list->ndomains, deleted);
success = true;
cleanup:
for (i = 0; nnames != -1 && i < nnames; i++)
VIR_FREE(names[i]);
if (!success) {
vshDomainListFree(list);
list = NULL;
}
VIR_FREE(names);
VIR_FREE(ids);
return list;
}
static const vshCmdOptDef opts_list[] = {
{.name = "inactive",
.type = VSH_OT_BOOL,
.help = N_("list inactive domains")
},
{.name = "all",
.type = VSH_OT_BOOL,
.help = N_("list inactive & active domains")
},
{.name = "transient",
.type = VSH_OT_BOOL,
.help = N_("list transient domains")
},
{.name = "persistent",
.type = VSH_OT_BOOL,
.help = N_("list persistent domains")
},
{.name = "with-snapshot",
.type = VSH_OT_BOOL,
.help = N_("list domains with existing snapshot")
},
{.name = "without-snapshot",
.type = VSH_OT_BOOL,
.help = N_("list domains without a snapshot")
},
{.name = "state-running",
.type = VSH_OT_BOOL,
.help = N_("list domains in running state")
},
{.name = "state-paused",
.type = VSH_OT_BOOL,
.help = N_("list domains in paused state")
},
{.name = "state-shutoff",
.type = VSH_OT_BOOL,
.help = N_("list domains in shutoff state")
},
{.name = "state-other",
.type = VSH_OT_BOOL,
.help = N_("list domains in other states")
},
{.name = "autostart",
.type = VSH_OT_BOOL,
.help = N_("list domains with autostart enabled")
},
{.name = "no-autostart",
.type = VSH_OT_BOOL,
.help = N_("list domains with autostart disabled")
},
{.name = "with-managed-save",
.type = VSH_OT_BOOL,
.help = N_("list domains with managed save state")
},
{.name = "without-managed-save",
.type = VSH_OT_BOOL,
.help = N_("list domains without managed save")
},
{.name = "uuid",
.type = VSH_OT_BOOL,
.help = N_("list uuid's only")
},
{.name = "name",
.type = VSH_OT_BOOL,
.help = N_("list domain names only")
},
{.name = "table",
.type = VSH_OT_BOOL,
.help = N_("list table (default)")
},
{.name = "managed-save",
.type = VSH_OT_BOOL,
.help = N_("mark inactive domains with managed save state")
},
{.name = "title",
.type = VSH_OT_BOOL,
.help = N_("show domain title")
},
{.name = NULL}
};
#define FILTER(NAME, FLAG) \
if (vshCommandOptBool(cmd, NAME)) \
flags |= (FLAG)
static bool
cmdList(vshControl *ctl, const vshCmd *cmd)
{
bool managed = vshCommandOptBool(cmd, "managed-save");
bool optTitle = vshCommandOptBool(cmd, "title");
bool optTable = vshCommandOptBool(cmd, "table");
bool optUUID = vshCommandOptBool(cmd, "uuid");
bool optName = vshCommandOptBool(cmd, "name");
size_t i;
char *title;
char uuid[VIR_UUID_STRING_BUFLEN];
int state;
bool ret = false;
vshDomainListPtr list = NULL;
virDomainPtr dom;
char id_buf[INT_BUFSIZE_BOUND(unsigned int)];
unsigned int id;
unsigned int flags = VIR_CONNECT_LIST_DOMAINS_ACTIVE;
/* construct filter flags */
if (vshCommandOptBool(cmd, "inactive"))
flags = VIR_CONNECT_LIST_DOMAINS_INACTIVE;
if (vshCommandOptBool(cmd, "all"))
flags = VIR_CONNECT_LIST_DOMAINS_INACTIVE |
VIR_CONNECT_LIST_DOMAINS_ACTIVE;
FILTER("persistent", VIR_CONNECT_LIST_DOMAINS_PERSISTENT);
FILTER("transient", VIR_CONNECT_LIST_DOMAINS_TRANSIENT);
FILTER("with-managed-save", VIR_CONNECT_LIST_DOMAINS_MANAGEDSAVE);
FILTER("without-managed-save", VIR_CONNECT_LIST_DOMAINS_NO_MANAGEDSAVE);
FILTER("autostart", VIR_CONNECT_LIST_DOMAINS_AUTOSTART);
FILTER("no-autostart", VIR_CONNECT_LIST_DOMAINS_NO_AUTOSTART);
FILTER("with-snapshot", VIR_CONNECT_LIST_DOMAINS_HAS_SNAPSHOT);
FILTER("without-snapshot", VIR_CONNECT_LIST_DOMAINS_NO_SNAPSHOT);
FILTER("state-running", VIR_CONNECT_LIST_DOMAINS_RUNNING);
FILTER("state-paused", VIR_CONNECT_LIST_DOMAINS_PAUSED);
FILTER("state-shutoff", VIR_CONNECT_LIST_DOMAINS_SHUTOFF);
FILTER("state-other", VIR_CONNECT_LIST_DOMAINS_OTHER);
if (optTable + optName + optUUID > 1) {
vshError(ctl, "%s",
_("Only one argument from --table, --name and --uuid "
"may be specified."));
return false;
}
if (!optUUID && !optName)
optTable = true;
if (!(list = vshDomainListCollect(ctl, flags)))
goto cleanup;
/* print table header in legacy mode */
if (optTable) {
if (optTitle)
vshPrintExtra(ctl, " %-5s %-30s %-10s %-20s\n%s\n",
_("Id"), _("Name"), _("State"), _("Title"),
"-----------------------------------------"
"-----------------------------------------");
else
vshPrintExtra(ctl, " %-5s %-30s %s\n%s\n",
_("Id"), _("Name"), _("State"),
"-----------------------------------------"
"-----------");
}
for (i = 0; i < list->ndomains; i++) {
dom = list->domains[i];
id = virDomainGetID(dom);
if (id != (unsigned int) -1)
snprintf(id_buf, sizeof(id_buf), "%d", id);
else
ignore_value(virStrcpyStatic(id_buf, "-"));
state = vshDomainState(ctl, dom, NULL);
/* Domain could've been removed in the meantime */
if (state < 0)
continue;
if (optTable && managed && state == VIR_DOMAIN_SHUTOFF &&
virDomainHasManagedSaveImage(dom, 0) > 0)
state = -2;
if (optTable) {
if (optTitle) {
if (!(title = vshGetDomainDescription(ctl, dom, true, 0)))
goto cleanup;
vshPrint(ctl, " %-5s %-30s %-10s %-20s\n", id_buf,
virDomainGetName(dom),
state == -2 ? _("saved") : vshDomainStateToString(state),
title);
VIR_FREE(title);
} else {
vshPrint(ctl, " %-5s %-30s %s\n", id_buf,
virDomainGetName(dom),
state == -2 ? _("saved") : vshDomainStateToString(state));
}
} else if (optUUID) {
if (virDomainGetUUIDString(dom, uuid) < 0) {
vshError(ctl, "%s", _("Failed to get domain's UUID"));
goto cleanup;
}
vshPrint(ctl, "%s\n", uuid);
} else if (optName) {
vshPrint(ctl, "%s\n", virDomainGetName(dom));
}
}
ret = true;
cleanup:
vshDomainListFree(list);
return ret;
}
#undef FILTER
/*
* "domstats" command
*/
static const vshCmdInfo info_domstats[] = {
{.name = "help",
.data = N_("get statistics about one or multiple domains")
},
{.name = "desc",
.data = N_("Gets statistics about one or more (or all) domains")
},
{.name = NULL}
};
static const vshCmdOptDef opts_domstats[] = {
{.name = "state",
.type = VSH_OT_BOOL,
.help = N_("report domain state"),
},
{.name = "cpu-total",
.type = VSH_OT_BOOL,
.help = N_("report domain physical cpu usage"),
},
{.name = "balloon",
.type = VSH_OT_BOOL,
.help = N_("report domain balloon statistics"),
},
{.name = "vcpu",
.type = VSH_OT_BOOL,
.help = N_("report domain virtual cpu information"),
},
{.name = "interface",
.type = VSH_OT_BOOL,
.help = N_("report domain network interface information"),
},
{.name = "block",
.type = VSH_OT_BOOL,
.help = N_("report domain block device statistics"),
},
{.name = "list-active",
.type = VSH_OT_BOOL,
.help = N_("list only active domains"),
},
{.name = "list-inactive",
.type = VSH_OT_BOOL,
.help = N_("list only inactive domains"),
},
{.name = "list-persistent",
.type = VSH_OT_BOOL,
.help = N_("list only persistent domains"),
},
{.name = "list-transient",
.type = VSH_OT_BOOL,
.help = N_("list only transient domains"),
},
{.name = "list-running",
.type = VSH_OT_BOOL,
.help = N_("list only running domains"),
},
{.name = "list-paused",
.type = VSH_OT_BOOL,
.help = N_("list only paused domains"),
},
{.name = "list-shutoff",
.type = VSH_OT_BOOL,
.help = N_("list only shutoff domains"),
},
{.name = "list-other",
.type = VSH_OT_BOOL,
.help = N_("list only domains in other states"),
},
{.name = "raw",
.type = VSH_OT_BOOL,
.help = N_("do not pretty-print the fields"),
},
{.name = "enforce",
.type = VSH_OT_BOOL,
.help = N_("enforce requested stats parameters"),
},
{.name = "backing",
.type = VSH_OT_BOOL,
.help = N_("add backing chain information to block stats"),
},
{.name = "domain",
.type = VSH_OT_ARGV,
.flags = VSH_OFLAG_NONE,
.help = N_("list of domains to get stats for"),
},
{.name = NULL}
};
static bool
vshDomainStatsPrintRecord(vshControl *ctl ATTRIBUTE_UNUSED,
virDomainStatsRecordPtr record,
bool raw ATTRIBUTE_UNUSED)
{
char *param;
size_t i;
vshPrint(ctl, "Domain: '%s'\n", virDomainGetName(record->dom));
/* XXX: Implement pretty-printing */
for (i = 0; i < record->nparams; i++) {
if (!(param = vshGetTypedParamValue(ctl, record->params + i)))
return false;
vshPrint(ctl, " %s=%s\n", record->params[i].field, param);
VIR_FREE(param);
}
vshPrint(ctl, "\n");
return true;
}
static bool
cmdDomstats(vshControl *ctl, const vshCmd *cmd)
{
unsigned int stats = 0;
virDomainPtr *domlist = NULL;
virDomainPtr dom;
size_t ndoms = 0;
virDomainStatsRecordPtr *records = NULL;
virDomainStatsRecordPtr *next;
bool raw = vshCommandOptBool(cmd, "raw");
int flags = 0;
const vshCmdOpt *opt = NULL;
bool ret = false;
if (vshCommandOptBool(cmd, "state"))
stats |= VIR_DOMAIN_STATS_STATE;
if (vshCommandOptBool(cmd, "cpu-total"))
stats |= VIR_DOMAIN_STATS_CPU_TOTAL;
if (vshCommandOptBool(cmd, "balloon"))
stats |= VIR_DOMAIN_STATS_BALLOON;
if (vshCommandOptBool(cmd, "vcpu"))
stats |= VIR_DOMAIN_STATS_VCPU;
if (vshCommandOptBool(cmd, "interface"))
stats |= VIR_DOMAIN_STATS_INTERFACE;
if (vshCommandOptBool(cmd, "block"))
stats |= VIR_DOMAIN_STATS_BLOCK;
if (vshCommandOptBool(cmd, "list-active"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_ACTIVE;
if (vshCommandOptBool(cmd, "list-inactive"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_INACTIVE;
if (vshCommandOptBool(cmd, "list-persistent"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_PERSISTENT;
if (vshCommandOptBool(cmd, "list-transient"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_TRANSIENT;
if (vshCommandOptBool(cmd, "list-running"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_RUNNING;
if (vshCommandOptBool(cmd, "list-paused"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_PAUSED;
if (vshCommandOptBool(cmd, "list-shutoff"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_SHUTOFF;
if (vshCommandOptBool(cmd, "list-other"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_OTHER;
if (vshCommandOptBool(cmd, "enforce"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_ENFORCE_STATS;
if (vshCommandOptBool(cmd, "backing"))
flags |= VIR_CONNECT_GET_ALL_DOMAINS_STATS_BACKING;
if (vshCommandOptBool(cmd, "domain")) {
if (VIR_ALLOC_N(domlist, 1) < 0)
goto cleanup;
ndoms = 1;
while ((opt = vshCommandOptArgv(cmd, opt))) {
if (!(dom = vshLookupDomainBy(ctl, opt->data,
VSH_BYID | VSH_BYUUID | VSH_BYNAME)))
goto cleanup;
if (VIR_INSERT_ELEMENT(domlist, ndoms - 1, ndoms, dom) < 0)
goto cleanup;
}
if (virDomainListGetStats(domlist,
stats,
&records,
flags) < 0)
goto cleanup;
} else {
if ((virConnectGetAllDomainStats(ctl->conn,
stats,
&records,
flags)) < 0)
goto cleanup;
}
for (next = records; *next; next++) {
if (!vshDomainStatsPrintRecord(ctl, *next, raw))
goto cleanup;
}
ret = true;
cleanup:
virDomainStatsRecordListFree(records);
virDomainListFree(domlist);
return ret;
}
const vshCmdDef domMonitoringCmds[] = {
{.name = "domblkerror",
.handler = cmdDomBlkError,
.opts = opts_domblkerror,
.info = info_domblkerror,
.flags = 0
},
{.name = "domblkinfo",
.handler = cmdDomblkinfo,
.opts = opts_domblkinfo,
.info = info_domblkinfo,
.flags = 0
},
{.name = "domblklist",
.handler = cmdDomblklist,
.opts = opts_domblklist,
.info = info_domblklist,
.flags = 0
},
{.name = "domblkstat",
.handler = cmdDomblkstat,
.opts = opts_domblkstat,
.info = info_domblkstat,
.flags = 0
},
{.name = "domcontrol",
.handler = cmdDomControl,
.opts = opts_domcontrol,
.info = info_domcontrol,
.flags = 0
},
{.name = "domif-getlink",
.handler = cmdDomIfGetLink,
.opts = opts_domif_getlink,
.info = info_domif_getlink,
.flags = 0
},
{.name = "domiflist",
.handler = cmdDomiflist,
.opts = opts_domiflist,
.info = info_domiflist,
.flags = 0
},
{.name = "domifstat",
.handler = cmdDomIfstat,
.opts = opts_domifstat,
.info = info_domifstat,
.flags = 0
},
{.name = "dominfo",
.handler = cmdDominfo,
.opts = opts_dominfo,
.info = info_dominfo,
.flags = 0
},
{.name = "dommemstat",
.handler = cmdDomMemStat,
.opts = opts_dommemstat,
.info = info_dommemstat,
.flags = 0
},
{.name = "domstate",
.handler = cmdDomstate,
.opts = opts_domstate,
.info = info_domstate,
.flags = 0
},
{.name = "domstats",
.handler = cmdDomstats,
.opts = opts_domstats,
.info = info_domstats,
.flags = 0
},
{.name = "domtime",
.handler = cmdDomTime,
.opts = opts_domtime,
.info = info_domtime,
.flags = 0
},
{.name = "list",
.handler = cmdList,
.opts = opts_list,
.info = info_list,
.flags = 0
},
{.name = NULL}
};
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