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libvirt/tools/virsh-network.c

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/*
* virsh-network.c: Commands to manage network
*
* Copyright (C) 2005, 2007-2012 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-network.h"
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <libxml/xpath.h>
#include <libxml/xmlsave.h>
#include "internal.h"
#include "buf.h"
#include "memory.h"
#include "util.h"
#include "xml.h"
#include "conf/network_conf.h"
virNetworkPtr
vshCommandOptNetworkBy(vshControl *ctl, const vshCmd *cmd,
const char **name, unsigned int flags)
{
virNetworkPtr network = NULL;
const char *n = NULL;
const char *optname = "network";
virCheckFlags(VSH_BYUUID | VSH_BYNAME, NULL);
if (!vshCmdHasOption(ctl, cmd, optname))
return NULL;
if (vshCommandOptString(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;
/* try it by UUID */
if ((flags & VSH_BYUUID) && strlen(n) == VIR_UUID_STRING_BUFLEN-1) {
vshDebug(ctl, VSH_ERR_DEBUG, "%s: <%s> trying as network UUID\n",
cmd->def->name, optname);
network = virNetworkLookupByUUIDString(ctl->conn, n);
}
/* try it by NAME */
if (!network && (flags & VSH_BYNAME)) {
vshDebug(ctl, VSH_ERR_DEBUG, "%s: <%s> trying as network NAME\n",
cmd->def->name, optname);
network = virNetworkLookupByName(ctl->conn, n);
}
if (!network)
vshError(ctl, _("failed to get network '%s'"), n);
return network;
}
/*
* "net-autostart" command
*/
static const vshCmdInfo info_network_autostart[] = {
{"help", N_("autostart a network")},
{"desc",
N_("Configure a network to be automatically started at boot.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_autostart[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{"disable", VSH_OT_BOOL, 0, N_("disable autostarting")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkAutostart(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
const char *name;
int autostart;
if (!(network = vshCommandOptNetwork(ctl, cmd, &name)))
return false;
autostart = !vshCommandOptBool(cmd, "disable");
if (virNetworkSetAutostart(network, autostart) < 0) {
if (autostart)
vshError(ctl, _("failed to mark network %s as autostarted"), name);
else
vshError(ctl, _("failed to unmark network %s as autostarted"), name);
virNetworkFree(network);
return false;
}
if (autostart)
vshPrint(ctl, _("Network %s marked as autostarted\n"), name);
else
vshPrint(ctl, _("Network %s unmarked as autostarted\n"), name);
virNetworkFree(network);
return true;
}
/*
* "net-create" command
*/
static const vshCmdInfo info_network_create[] = {
{"help", N_("create a network from an XML file")},
{"desc", N_("Create a network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_create[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML network description")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkCreate(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
const char *from = NULL;
bool ret = true;
char *buffer;
if (vshCommandOptString(cmd, "file", &from) <= 0)
return false;
virsh: use common namespacing Convert the exported items in virsh.h to use a common 'vsh' prefix. * tools/virsh.h (VIRSH_MAX_XML_FILE): Rename... (VSH_MAX_XML_FILE): ...and parenthesize. (DIFF_MSEC, CTRL_CLOSE_BRACKET): Delete. (vshUsage, vshInit, vshDeinit, vshParseArgv): Remove prototype. (editWriteToTempFile, editFile, editReadBackFile, prettyCapacity) (virshReportError): Rename... (vshEditWriteToTempFile, vshEditFile, vshEditReadBackFile) (vshPrettyCapacity, vshReportError): ...into vsh namespace. (jobWatchTimeoutFunc): Move to virsh-domain.c. * tools/virsh.c (vshCommandRun): Inline former DIFF_MSEC. (main): Inline former CTRL_CLOSE_BRACKET. (vshUsage, vshInit, vshDeinit, vshParseArgv): Make static. (prettyCapacity, virshReportError, editWriteToTempFile, editFile): Fix naming, and adjust usage. (vshAskReedit, vshCommandRun, vshEventLoop, vshInit): Adjust usage. * tools/virsh-domain.c (cmdAttachDevice, cmdCPUCompare) (cmdCPUBaseline, cmdCreate, cmdDefine, cmdDetachDevice) (cmdUpdateDevice, cmdDesc, cmdUndefine, cmdStart, cmdVcpucount) (cmdAttachDevice, cmdDomjobinfo): Likewise. * tools/virsh-edit.c (do): Likewise. * tools/virsh-interface.c (cmdInterfaceDefine): Likewise. * tools/virsh-network.c (cmdNetworkCreate, cmdNetworkDefine): Likewise. * tools/virsh-nodedev.c (cmdNodeDeviceCreate): Likewise. * tools/virsh-nwfilter.c (cmdNWFilterDefine): Likewise. * tools/virsh-pool.c (cmdPoolCreate, cmdPoolDefine) (cmdPoolDiscoverSources, cmdPoolList): Likewise. * tools/virsh-secret.c (cmdSecretDefine): Likewise. * tools/virsh-snapshot.c (cmdSnapshotCreate, vshSnapshotCreate) (vshLookupSnapshot, cmdSnapshotEdit, cmdSnapshotCurrent) (vshGetSnapshotParent): Likewise. * tools/virsh-volume.c (cmdVolCreate, cmdVolCreateFrom) (cmdVolInfo, cmdVolList): Likewise.
2012-08-19 08:10:17 +04:00
if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
return false;
network = virNetworkCreateXML(ctl->conn, buffer);
VIR_FREE(buffer);
if (network != NULL) {
vshPrint(ctl, _("Network %s created from %s\n"),
virNetworkGetName(network), from);
virNetworkFree(network);
} else {
vshError(ctl, _("Failed to create network from %s"), from);
ret = false;
}
return ret;
}
/*
* "net-define" command
*/
static const vshCmdInfo info_network_define[] = {
{"help", N_("define (but don't start) a network from an XML file")},
{"desc", N_("Define a network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_define[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML network description")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkDefine(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
const char *from = NULL;
bool ret = true;
char *buffer;
if (vshCommandOptString(cmd, "file", &from) <= 0)
return false;
virsh: use common namespacing Convert the exported items in virsh.h to use a common 'vsh' prefix. * tools/virsh.h (VIRSH_MAX_XML_FILE): Rename... (VSH_MAX_XML_FILE): ...and parenthesize. (DIFF_MSEC, CTRL_CLOSE_BRACKET): Delete. (vshUsage, vshInit, vshDeinit, vshParseArgv): Remove prototype. (editWriteToTempFile, editFile, editReadBackFile, prettyCapacity) (virshReportError): Rename... (vshEditWriteToTempFile, vshEditFile, vshEditReadBackFile) (vshPrettyCapacity, vshReportError): ...into vsh namespace. (jobWatchTimeoutFunc): Move to virsh-domain.c. * tools/virsh.c (vshCommandRun): Inline former DIFF_MSEC. (main): Inline former CTRL_CLOSE_BRACKET. (vshUsage, vshInit, vshDeinit, vshParseArgv): Make static. (prettyCapacity, virshReportError, editWriteToTempFile, editFile): Fix naming, and adjust usage. (vshAskReedit, vshCommandRun, vshEventLoop, vshInit): Adjust usage. * tools/virsh-domain.c (cmdAttachDevice, cmdCPUCompare) (cmdCPUBaseline, cmdCreate, cmdDefine, cmdDetachDevice) (cmdUpdateDevice, cmdDesc, cmdUndefine, cmdStart, cmdVcpucount) (cmdAttachDevice, cmdDomjobinfo): Likewise. * tools/virsh-edit.c (do): Likewise. * tools/virsh-interface.c (cmdInterfaceDefine): Likewise. * tools/virsh-network.c (cmdNetworkCreate, cmdNetworkDefine): Likewise. * tools/virsh-nodedev.c (cmdNodeDeviceCreate): Likewise. * tools/virsh-nwfilter.c (cmdNWFilterDefine): Likewise. * tools/virsh-pool.c (cmdPoolCreate, cmdPoolDefine) (cmdPoolDiscoverSources, cmdPoolList): Likewise. * tools/virsh-secret.c (cmdSecretDefine): Likewise. * tools/virsh-snapshot.c (cmdSnapshotCreate, vshSnapshotCreate) (vshLookupSnapshot, cmdSnapshotEdit, cmdSnapshotCurrent) (vshGetSnapshotParent): Likewise. * tools/virsh-volume.c (cmdVolCreate, cmdVolCreateFrom) (cmdVolInfo, cmdVolList): Likewise.
2012-08-19 08:10:17 +04:00
if (virFileReadAll(from, VSH_MAX_XML_FILE, &buffer) < 0)
return false;
network = virNetworkDefineXML(ctl->conn, buffer);
VIR_FREE(buffer);
if (network != NULL) {
vshPrint(ctl, _("Network %s defined from %s\n"),
virNetworkGetName(network), from);
virNetworkFree(network);
} else {
vshError(ctl, _("Failed to define network from %s"), from);
ret = false;
}
return ret;
}
/*
* "net-destroy" command
*/
static const vshCmdInfo info_network_destroy[] = {
{"help", N_("destroy (stop) a network")},
{"desc", N_("Forcefully stop a given network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_destroy[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkDestroy(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
bool ret = true;
const char *name;
if (!(network = vshCommandOptNetwork(ctl, cmd, &name)))
return false;
if (virNetworkDestroy(network) == 0) {
vshPrint(ctl, _("Network %s destroyed\n"), name);
} else {
vshError(ctl, _("Failed to destroy network %s"), name);
ret = false;
}
virNetworkFree(network);
return ret;
}
/*
* "net-dumpxml" command
*/
static const vshCmdInfo info_network_dumpxml[] = {
{"help", N_("network information in XML")},
{"desc", N_("Output the network information as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_dumpxml[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{"inactive", VSH_OT_BOOL, VSH_OFLAG_NONE, N_("network information of an inactive domain")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
bool ret = true;
char *dump;
unsigned int flags = 0;
int inactive;
if (!(network = vshCommandOptNetwork(ctl, cmd, NULL)))
return false;
inactive = vshCommandOptBool(cmd, "inactive");
if (inactive)
flags |= VIR_NETWORK_XML_INACTIVE;
dump = virNetworkGetXMLDesc(network, flags);
if (dump != NULL) {
vshPrint(ctl, "%s", dump);
VIR_FREE(dump);
} else {
ret = false;
}
virNetworkFree(network);
return ret;
}
/*
* "net-info" command
*/
static const vshCmdInfo info_network_info[] = {
{"help", N_("network information")},
{"desc", N_("Returns basic information about the network")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_info[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkInfo(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
char uuid[VIR_UUID_STRING_BUFLEN];
int autostart;
int persistent = -1;
int active = -1;
char *bridge = NULL;
if (!(network = vshCommandOptNetwork(ctl, cmd, NULL)))
return false;
vshPrint(ctl, "%-15s %s\n", _("Name"), virNetworkGetName(network));
if (virNetworkGetUUIDString(network, uuid) == 0)
vshPrint(ctl, "%-15s %s\n", _("UUID"), uuid);
active = virNetworkIsActive(network);
if (active >= 0)
vshPrint(ctl, "%-15s %s\n", _("Active:"), active? _("yes") : _("no"));
persistent = virNetworkIsPersistent(network);
if (persistent < 0)
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), _("unknown"));
else
vshPrint(ctl, "%-15s %s\n", _("Persistent:"), persistent ? _("yes") : _("no"));
if (virNetworkGetAutostart(network, &autostart) < 0)
vshPrint(ctl, "%-15s %s\n", _("Autostart:"), _("no autostart"));
else
vshPrint(ctl, "%-15s %s\n", _("Autostart:"), autostart ? _("yes") : _("no"));
bridge = virNetworkGetBridgeName(network);
if (bridge)
vshPrint(ctl, "%-15s %s\n", _("Bridge:"), bridge);
VIR_FREE(bridge);
virNetworkFree(network);
return true;
}
static int
vshNetworkSorter(const void *a, const void *b)
{
virNetworkPtr *na = (virNetworkPtr *) a;
virNetworkPtr *nb = (virNetworkPtr *) b;
if (*na && !*nb)
return -1;
if (!*na)
return *nb != NULL;
return vshStrcasecmp(virNetworkGetName(*na),
virNetworkGetName(*nb));
}
struct vshNetworkList {
virNetworkPtr *nets;
size_t nnets;
};
typedef struct vshNetworkList *vshNetworkListPtr;
static void
vshNetworkListFree(vshNetworkListPtr list)
{
int i;
if (list && list->nnets) {
for (i = 0; i < list->nnets; i++) {
if (list->nets[i])
virNetworkFree(list->nets[i]);
}
VIR_FREE(list->nets);
}
VIR_FREE(list);
}
static vshNetworkListPtr
vshNetworkListCollect(vshControl *ctl,
unsigned int flags)
{
vshNetworkListPtr list = vshMalloc(ctl, sizeof(*list));
int i;
int ret;
char **names = NULL;
virNetworkPtr net;
bool success = false;
size_t deleted = 0;
int persistent;
int autostart;
int nActiveNets = 0;
int nInactiveNets = 0;
int nAllNets = 0;
/* try the list with flags support (0.10.2 and later) */
if ((ret = virConnectListAllNetworks(ctl->conn,
&list->nets,
flags)) >= 0) {
list->nnets = ret;
goto finished;
}
/* check if the command is actually supported */
if (last_error && last_error->code == VIR_ERR_NO_SUPPORT)
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_NETWORKS_ACTIVE |
VIR_CONNECT_LIST_NETWORKS_INACTIVE);
vshResetLibvirtError();
if ((ret = virConnectListAllNetworks(ctl->conn, &list->nets,
newflags)) >= 0) {
list->nnets = ret;
goto filter;
}
}
/* there was an error during the first or second call */
vshError(ctl, "%s", _("Failed to list networks"));
goto cleanup;
fallback:
/* fall back to old method (0.10.1 and older) */
vshResetLibvirtError();
/* Get the number of active networks */
if (!VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_FILTERS_ACTIVE) ||
VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_ACTIVE)) {
if ((nActiveNets = virConnectNumOfNetworks(ctl->conn)) < 0) {
vshError(ctl, "%s", _("Failed to get the number of active networks"));
goto cleanup;
}
}
/* Get the number of inactive networks */
if (!VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_FILTERS_ACTIVE) ||
VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_INACTIVE)) {
if ((nInactiveNets = virConnectNumOfDefinedNetworks(ctl->conn)) < 0) {
vshError(ctl, "%s", _("Failed to get the number of inactive networks"));
goto cleanup;
}
}
nAllNets = nActiveNets + nInactiveNets;
if (nAllNets == 0)
return list;
names = vshMalloc(ctl, sizeof(char *) * nAllNets);
/* Retrieve a list of active network names */
if (!VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_FILTERS_ACTIVE) ||
VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_ACTIVE)) {
if (virConnectListNetworks(ctl->conn,
names, nActiveNets) < 0) {
vshError(ctl, "%s", _("Failed to list active networks"));
goto cleanup;
}
}
/* Add the inactive networks to the end of the name list */
if (!VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_FILTERS_ACTIVE) ||
VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_ACTIVE)) {
if (virConnectListDefinedNetworks(ctl->conn,
&names[nActiveNets],
nInactiveNets) < 0) {
vshError(ctl, "%s", _("Failed to list inactive networks"));
goto cleanup;
}
}
list->nets = vshMalloc(ctl, sizeof(virNetworkPtr) * (nAllNets));
list->nnets = 0;
/* get active networks */
for (i = 0; i < nActiveNets; i++) {
if (!(net = virNetworkLookupByName(ctl->conn, names[i])))
continue;
list->nets[list->nnets++] = net;
}
/* get inactive networks */
for (i = 0; i < nInactiveNets; i++) {
if (!(net = virNetworkLookupByName(ctl->conn, names[i])))
continue;
list->nets[list->nnets++] = net;
}
/* truncate networks that weren't found */
deleted = nAllNets - list->nnets;
filter:
/* filter list the list if the list was acquired by fallback means */
for (i = 0; i < list->nnets; i++) {
net = list->nets[i];
/* persistence filter */
if (VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_FILTERS_PERSISTENT)) {
if ((persistent = virNetworkIsPersistent(net)) < 0) {
vshError(ctl, "%s", _("Failed to get network persistence info"));
goto cleanup;
}
if (!((VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_PERSISTENT) && persistent) ||
(VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_TRANSIENT) && !persistent)))
goto remove_entry;
}
/* autostart filter */
if (VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_FILTERS_AUTOSTART)) {
if (virNetworkGetAutostart(net, &autostart) < 0) {
vshError(ctl, "%s", _("Failed to get network autostart state"));
goto cleanup;
}
if (!((VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_AUTOSTART) && autostart) ||
(VSH_MATCH(VIR_CONNECT_LIST_NETWORKS_NO_AUTOSTART) && !autostart)))
goto remove_entry;
}
/* the pool matched all filters, it may stay */
continue;
remove_entry:
/* the pool has to be removed as it failed one of the filters */
virNetworkFree(list->nets[i]);
list->nets[i] = NULL;
deleted++;
}
finished:
/* sort the list */
if (list->nets && list->nnets)
qsort(list->nets, list->nnets,
sizeof(*list->nets), vshNetworkSorter);
/* truncate the list if filter simulation deleted entries */
if (deleted)
VIR_SHRINK_N(list->nets, list->nnets, deleted);
success = true;
cleanup:
for (i = 0; i < nAllNets; i++)
VIR_FREE(names[i]);
VIR_FREE(names);
if (!success) {
vshNetworkListFree(list);
list = NULL;
}
return list;
}
/*
* "net-list" command
*/
static const vshCmdInfo info_network_list[] = {
{"help", N_("list networks")},
{"desc", N_("Returns list of networks.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_list[] = {
{"inactive", VSH_OT_BOOL, 0, N_("list inactive networks")},
{"all", VSH_OT_BOOL, 0, N_("list inactive & active networks")},
{"persistent", VSH_OT_BOOL, 0, N_("list persistent networks")},
{"transient", VSH_OT_BOOL, 0, N_("list transient networks")},
{"autostart", VSH_OT_BOOL, 0, N_("list networks with autostart enabled")},
{"no-autostart", VSH_OT_BOOL, 0, N_("list networks with autostart disabled")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
vshNetworkListPtr list = NULL;
int i;
bool inactive = vshCommandOptBool(cmd, "inactive");
bool all = vshCommandOptBool(cmd, "all");
bool persistent = vshCommandOptBool(cmd, "persistent");
bool transient = vshCommandOptBool(cmd, "transient");
bool autostart = vshCommandOptBool(cmd, "autostart");
bool no_autostart = vshCommandOptBool(cmd, "no-autostart");
unsigned int flags = VIR_CONNECT_LIST_NETWORKS_ACTIVE;
if (inactive)
flags = VIR_CONNECT_LIST_NETWORKS_INACTIVE;
if (all)
flags = VIR_CONNECT_LIST_NETWORKS_ACTIVE |
VIR_CONNECT_LIST_NETWORKS_INACTIVE;
if (persistent)
flags |= VIR_CONNECT_LIST_NETWORKS_PERSISTENT;
if (transient)
flags |= VIR_CONNECT_LIST_NETWORKS_TRANSIENT;
if (autostart)
flags |= VIR_CONNECT_LIST_NETWORKS_AUTOSTART;
if (no_autostart)
flags |= VIR_CONNECT_LIST_NETWORKS_NO_AUTOSTART;
if (!(list = vshNetworkListCollect(ctl, flags)))
return false;
vshPrintExtra(ctl, "%-20s %-10s %-13s %s\n", _("Name"), _("State"),
_("Autostart"), _("Persistent"));
vshPrintExtra(ctl, "--------------------------------------------------\n");
for (i = 0; i < list->nnets; i++) {
virNetworkPtr network = list->nets[i];
const char *autostartStr;
int is_autostart = 0;
if (virNetworkGetAutostart(network, &is_autostart) < 0)
autostartStr = _("no autostart");
else
autostartStr = is_autostart ? _("yes") : _("no");
vshPrint(ctl, "%-20s %-10s %-13s %s\n",
virNetworkGetName(network),
virNetworkIsActive(network) ? _("active") : _("inactive"),
autostartStr,
virNetworkIsPersistent(network) ? _("yes") : _("no"));
}
vshNetworkListFree(list);
return true;
}
/*
* "net-name" command
*/
static const vshCmdInfo info_network_name[] = {
{"help", N_("convert a network UUID to network name")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_name[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network uuid")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkName(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
if (!(network = vshCommandOptNetworkBy(ctl, cmd, NULL,
VSH_BYUUID)))
return false;
vshPrint(ctl, "%s\n", virNetworkGetName(network));
virNetworkFree(network);
return true;
}
/*
* "net-start" command
*/
static const vshCmdInfo info_network_start[] = {
{"help", N_("start a (previously defined) inactive network")},
{"desc", N_("Start a network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_start[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkStart(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
bool ret = true;
const char *name = NULL;
if (!(network = vshCommandOptNetwork(ctl, cmd, &name)))
return false;
if (virNetworkCreate(network) == 0) {
vshPrint(ctl, _("Network %s started\n"), name);
} else {
vshError(ctl, _("Failed to start network %s"), name);
ret = false;
}
virNetworkFree(network);
return ret;
}
/*
* "net-undefine" command
*/
static const vshCmdInfo info_network_undefine[] = {
{"help", N_("undefine an inactive network")},
{"desc", N_("Undefine the configuration for an inactive network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_undefine[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkUndefine(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
bool ret = true;
const char *name;
if (!(network = vshCommandOptNetwork(ctl, cmd, &name)))
return false;
if (virNetworkUndefine(network) == 0) {
vshPrint(ctl, _("Network %s has been undefined\n"), name);
} else {
vshError(ctl, _("Failed to undefine network %s"), name);
ret = false;
}
virNetworkFree(network);
return ret;
}
/*
* "net-uuid" command
*/
static const vshCmdInfo info_network_uuid[] = {
{"help", N_("convert a network name to network UUID")},
{"desc", ""},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_uuid[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name")},
{NULL, 0, 0, NULL}
};
static bool
cmdNetworkUuid(vshControl *ctl, const vshCmd *cmd)
{
virNetworkPtr network;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!(network = vshCommandOptNetworkBy(ctl, cmd, NULL,
VSH_BYNAME)))
return false;
if (virNetworkGetUUIDString(network, uuid) != -1)
vshPrint(ctl, "%s\n", uuid);
else
vshError(ctl, "%s", _("failed to get network UUID"));
virNetworkFree(network);
return true;
}
/*
* "net-edit" command
*/
static const vshCmdInfo info_network_edit[] = {
{"help", N_("edit XML configuration for a network")},
{"desc", N_("Edit the XML configuration for a network.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_network_edit[] = {
{"network", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network name or uuid")},
{NULL, 0, 0, NULL}
};
static char *vshNetworkGetXMLDesc(virNetworkPtr network)
{
unsigned int flags = VIR_NETWORK_XML_INACTIVE;
char *doc = virNetworkGetXMLDesc(network, flags);
if (!doc && last_error->code == VIR_ERR_INVALID_ARG) {
/* The server side libvirt doesn't support
* VIR_NETWORK_XML_INACTIVE, so retry without it.
*/
vshResetLibvirtError();
flags &= ~VIR_NETWORK_XML_INACTIVE;
doc = virNetworkGetXMLDesc(network, flags);
}
return doc;
}
static bool
cmdNetworkEdit(vshControl *ctl, const vshCmd *cmd)
{
bool ret = false;
virNetworkPtr network = NULL;
virNetworkPtr network_edited = NULL;
network = vshCommandOptNetwork(ctl, cmd, NULL);
if (network == NULL)
goto cleanup;
#define EDIT_GET_XML vshNetworkGetXMLDesc(network)
#define EDIT_NOT_CHANGED \
vshPrint(ctl, _("Network %s XML configuration not changed.\n"), \
virNetworkGetName(network)); \
ret = true; goto edit_cleanup;
#define EDIT_DEFINE \
(network_edited = virNetworkDefineXML(ctl->conn, doc_edited))
#define EDIT_FREE \
if (network_edited) \
virNetworkFree(network_edited);
#include "virsh-edit.c"
vshPrint(ctl, _("Network %s XML configuration edited.\n"),
virNetworkGetName(network_edited));
ret = true;
cleanup:
if (network)
virNetworkFree(network);
if (network_edited)
virNetworkFree(network_edited);
return ret;
}
const vshCmdDef networkCmds[] = {
{"net-autostart", cmdNetworkAutostart, opts_network_autostart,
info_network_autostart, 0},
{"net-create", cmdNetworkCreate, opts_network_create,
info_network_create, 0},
{"net-define", cmdNetworkDefine, opts_network_define,
info_network_define, 0},
{"net-destroy", cmdNetworkDestroy, opts_network_destroy,
info_network_destroy, 0},
{"net-dumpxml", cmdNetworkDumpXML, opts_network_dumpxml,
info_network_dumpxml, 0},
{"net-edit", cmdNetworkEdit, opts_network_edit, info_network_edit, 0},
{"net-info", cmdNetworkInfo, opts_network_info, info_network_info, 0},
{"net-list", cmdNetworkList, opts_network_list, info_network_list, 0},
{"net-name", cmdNetworkName, opts_network_name, info_network_name, 0},
{"net-start", cmdNetworkStart, opts_network_start, info_network_start, 0},
{"net-undefine", cmdNetworkUndefine, opts_network_undefine,
info_network_undefine, 0},
{"net-uuid", cmdNetworkUuid, opts_network_uuid, info_network_uuid, 0},
{NULL, NULL, NULL, NULL, 0}
};