libvirt/tools/virsh-nwfilter.c
Osier Yang c4bdf307e0 virsh: Move command group definition into its own file
* virsh-domain-monitor.c: Add domMonitoringCmds
* virsh-domain.c: Add domManagementCmds
* virsh-host.c: Add hostAndHypervisorCmds
* virsh-interface.c: Add ifaceCmds
* virsh-network.c: Add networkCmds
* virsh-nodedev.c: Add nodedevCmds
* virsh-nwfilter.c: Add nwfilterCmds
* virsh-pool.c: Add storagePoolCmds
* virsh-secret.c: Add secretCmds
* virsh-snapshot.c: Add snapshotCmds
* virsh-volume.c: Add storageVolCmds
* virsh.c: Remove all the above *Cmds.
2012-07-26 12:00:43 +08:00

325 lines
9.1 KiB
C

/*
* virsh-domain.c: Commands to manage network filters
*
* 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>
*
*/
/* default is lookup by Name and UUID */
#define vshCommandOptNWFilter(_ctl, _cmd, _name) \
vshCommandOptNWFilterBy(_ctl, _cmd, _name, \
VSH_BYUUID|VSH_BYNAME)
static virNWFilterPtr
vshCommandOptNWFilterBy(vshControl *ctl, const vshCmd *cmd,
const char **name, int flag)
{
virNWFilterPtr nwfilter = NULL;
const char *n = NULL;
const char *optname = "nwfilter";
if (!cmd_has_option(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 ((flag & VSH_BYUUID) && strlen(n) == VIR_UUID_STRING_BUFLEN-1) {
vshDebug(ctl, VSH_ERR_DEBUG, "%s: <%s> trying as nwfilter UUID\n",
cmd->def->name, optname);
nwfilter = virNWFilterLookupByUUIDString(ctl->conn, n);
}
/* try it by NAME */
if (nwfilter == NULL && (flag & VSH_BYNAME)) {
vshDebug(ctl, VSH_ERR_DEBUG, "%s: <%s> trying as nwfilter NAME\n",
cmd->def->name, optname);
nwfilter = virNWFilterLookupByName(ctl->conn, n);
}
if (!nwfilter)
vshError(ctl, _("failed to get nwfilter '%s'"), n);
return nwfilter;
}
/*
* "nwfilter-define" command
*/
static const vshCmdInfo info_nwfilter_define[] = {
{"help", N_("define or update a network filter from an XML file")},
{"desc", N_("Define a new network filter or update an existing one.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_define[] = {
{"file", VSH_OT_DATA, VSH_OFLAG_REQ, N_("file containing an XML network filter description")},
{NULL, 0, 0, NULL}
};
static bool
cmdNWFilterDefine(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
const char *from = NULL;
bool ret = true;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn))
return false;
if (vshCommandOptString(cmd, "file", &from) <= 0)
return false;
if (virFileReadAll(from, VIRSH_MAX_XML_FILE, &buffer) < 0)
return false;
nwfilter = virNWFilterDefineXML(ctl->conn, buffer);
VIR_FREE(buffer);
if (nwfilter != NULL) {
vshPrint(ctl, _("Network filter %s defined from %s\n"),
virNWFilterGetName(nwfilter), from);
virNWFilterFree(nwfilter);
} else {
vshError(ctl, _("Failed to define network filter from %s"), from);
ret = false;
}
return ret;
}
/*
* "nwfilter-undefine" command
*/
static const vshCmdInfo info_nwfilter_undefine[] = {
{"help", N_("undefine a network filter")},
{"desc", N_("Undefine a given network filter.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_undefine[] = {
{"nwfilter", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network filter name or uuid")},
{NULL, 0, 0, NULL}
};
static bool
cmdNWFilterUndefine(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
bool ret = true;
const char *name;
if (!vshConnectionUsability(ctl, ctl->conn))
return false;
if (!(nwfilter = vshCommandOptNWFilter(ctl, cmd, &name)))
return false;
if (virNWFilterUndefine(nwfilter) == 0) {
vshPrint(ctl, _("Network filter %s undefined\n"), name);
} else {
vshError(ctl, _("Failed to undefine network filter %s"), name);
ret = false;
}
virNWFilterFree(nwfilter);
return ret;
}
/*
* "nwfilter-dumpxml" command
*/
static const vshCmdInfo info_nwfilter_dumpxml[] = {
{"help", N_("network filter information in XML")},
{"desc", N_("Output the network filter information as an XML dump to stdout.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_dumpxml[] = {
{"nwfilter", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network filter name or uuid")},
{NULL, 0, 0, NULL}
};
static bool
cmdNWFilterDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
bool ret = true;
char *dump;
if (!vshConnectionUsability(ctl, ctl->conn))
return false;
if (!(nwfilter = vshCommandOptNWFilter(ctl, cmd, NULL)))
return false;
dump = virNWFilterGetXMLDesc(nwfilter, 0);
if (dump != NULL) {
vshPrint(ctl, "%s", dump);
VIR_FREE(dump);
} else {
ret = false;
}
virNWFilterFree(nwfilter);
return ret;
}
/*
* "nwfilter-list" command
*/
static const vshCmdInfo info_nwfilter_list[] = {
{"help", N_("list network filters")},
{"desc", N_("Returns list of network filters.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_list[] = {
{NULL, 0, 0, NULL}
};
static bool
cmdNWFilterList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
int numfilters, i;
char **names;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn))
return false;
numfilters = virConnectNumOfNWFilters(ctl->conn);
if (numfilters < 0) {
vshError(ctl, "%s", _("Failed to list network filters"));
return false;
}
names = vshMalloc(ctl, sizeof(char *) * numfilters);
if ((numfilters = virConnectListNWFilters(ctl->conn, names,
numfilters)) < 0) {
vshError(ctl, "%s", _("Failed to list network filters"));
VIR_FREE(names);
return false;
}
qsort(&names[0], numfilters, sizeof(char *), vshNameSorter);
vshPrintExtra(ctl, "%-36s %-20s \n", _("UUID"), _("Name"));
vshPrintExtra(ctl,
"----------------------------------------------------------------\n");
for (i = 0; i < numfilters; i++) {
virNWFilterPtr nwfilter =
virNWFilterLookupByName(ctl->conn, names[i]);
/* this kind of work with networks is not atomic operation */
if (!nwfilter) {
VIR_FREE(names[i]);
continue;
}
virNWFilterGetUUIDString(nwfilter, uuid);
vshPrint(ctl, "%-36s %-20s\n",
uuid,
virNWFilterGetName(nwfilter));
virNWFilterFree(nwfilter);
VIR_FREE(names[i]);
}
VIR_FREE(names);
return true;
}
/*
* "nwfilter-edit" command
*/
static const vshCmdInfo info_nwfilter_edit[] = {
{"help", N_("edit XML configuration for a network filter")},
{"desc", N_("Edit the XML configuration for a network filter.")},
{NULL, NULL}
};
static const vshCmdOptDef opts_nwfilter_edit[] = {
{"nwfilter", VSH_OT_DATA, VSH_OFLAG_REQ, N_("network filter name or uuid")},
{NULL, 0, 0, NULL}
};
static bool
cmdNWFilterEdit(vshControl *ctl, const vshCmd *cmd)
{
bool ret = false;
virNWFilterPtr nwfilter = NULL;
virNWFilterPtr nwfilter_edited = NULL;
if (!vshConnectionUsability(ctl, ctl->conn))
goto cleanup;
nwfilter = vshCommandOptNWFilter(ctl, cmd, NULL);
if (nwfilter == NULL)
goto cleanup;
#define EDIT_GET_XML virNWFilterGetXMLDesc(nwfilter, 0)
#define EDIT_NOT_CHANGED \
vshPrint(ctl, _("Network filter %s XML " \
"configuration not changed.\n"), \
virNWFilterGetName(nwfilter)); \
ret = true; goto edit_cleanup;
#define EDIT_DEFINE \
(nwfilter_edited = virNWFilterDefineXML(ctl->conn, doc_edited))
#define EDIT_FREE \
if (nwfilter_edited) \
virNWFilterFree(nwfilter);
#include "virsh-edit.c"
vshPrint(ctl, _("Network filter %s XML configuration edited.\n"),
virNWFilterGetName(nwfilter_edited));
ret = true;
cleanup:
if (nwfilter)
virNWFilterFree(nwfilter);
if (nwfilter_edited)
virNWFilterFree(nwfilter_edited);
return ret;
}
static const vshCmdDef nwfilterCmds[] = {
{"nwfilter-define", cmdNWFilterDefine, opts_nwfilter_define,
info_nwfilter_define, 0},
{"nwfilter-dumpxml", cmdNWFilterDumpXML, opts_nwfilter_dumpxml,
info_nwfilter_dumpxml, 0},
{"nwfilter-edit", cmdNWFilterEdit, opts_nwfilter_edit,
info_nwfilter_edit, 0},
{"nwfilter-list", cmdNWFilterList, opts_nwfilter_list,
info_nwfilter_list, 0},
{"nwfilter-undefine", cmdNWFilterUndefine, opts_nwfilter_undefine,
info_nwfilter_undefine, 0},
{NULL, NULL, NULL, NULL, 0}
};