Add virsh support for new CLI commands

This patch adds virsh support for the five new CLI commands to manage
network filters.

Signed-off-by: Stefan Berger <stefanb@us.ibm.com>
This commit is contained in:
Stefan Berger 2010-03-25 13:46:06 -04:00 committed by Daniel P. Berrange
parent 965466c1ee
commit 929560384d

View File

@ -254,6 +254,14 @@ static virNetworkPtr vshCommandOptNetworkBy(vshControl *ctl, const vshCmd *cmd,
vshCommandOptNetworkBy(_ctl, _cmd, _name, \
VSH_BYUUID|VSH_BYNAME)
static virNWFilterPtr vshCommandOptNWFilterBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag);
/* default is lookup by Name and UUID */
#define vshCommandOptNWFilter(_ctl, _cmd, _name) \
vshCommandOptNWFilterBy(_ctl, _cmd, _name, \
VSH_BYUUID|VSH_BYNAME)
static virInterfacePtr vshCommandOptInterfaceBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag);
@ -3850,6 +3858,300 @@ cmdInterfaceDestroy(vshControl *ctl, const vshCmd *cmd)
return ret;
}
/*
* "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 int
cmdNWFilterDefine(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
char *from;
int found;
int ret = TRUE;
char *buffer;
if (!vshConnectionUsability(ctl, ctl->conn, TRUE))
return FALSE;
from = vshCommandOptString(cmd, "file", &found);
if (!found)
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 int
cmdNWFilterUndefine(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
int ret = TRUE;
char *name;
if (!vshConnectionUsability(ctl, ctl->conn, TRUE))
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 int
cmdNWFilterDumpXML(vshControl *ctl, const vshCmd *cmd)
{
virNWFilterPtr nwfilter;
int ret = TRUE;
char *dump;
if (!vshConnectionUsability(ctl, ctl->conn, TRUE))
return FALSE;
if (!(nwfilter = vshCommandOptNWFilter(ctl, cmd, NULL)))
return FALSE;
dump = virNWFilterGetXMLDesc(nwfilter, 0);
if (dump != NULL) {
printf("%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 int
cmdNWFilterList(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
{
int numfilters, i;
char **names;
char uuid[VIR_UUID_STRING_BUFLEN];
if (!vshConnectionUsability(ctl, ctl->conn, TRUE))
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 *), namesorter);
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 int
cmdNWFilterEdit (vshControl *ctl, const vshCmd *cmd)
{
int ret = FALSE;
virNWFilterPtr nwfilter = NULL;
char *tmp = NULL;
char *doc = NULL;
char *doc_edited = NULL;
char *doc_reread = NULL;
if (!vshConnectionUsability(ctl, ctl->conn, TRUE))
goto cleanup;
nwfilter = vshCommandOptNWFilter (ctl, cmd, NULL);
if (nwfilter == NULL)
goto cleanup;
/* Get the XML configuration of the interface. */
doc = virNWFilterGetXMLDesc (nwfilter, 0);
if (!doc)
goto cleanup;
/* Create and open the temporary file. */
tmp = editWriteToTempFile (ctl, doc);
if (!tmp) goto cleanup;
/* Start the editor. */
if (editFile (ctl, tmp) == -1) goto cleanup;
/* Read back the edited file. */
doc_edited = editReadBackFile (ctl, tmp);
if (!doc_edited) goto cleanup;
unlink (tmp);
tmp = NULL;
/* Compare original XML with edited. Has it changed at all? */
if (STREQ (doc, doc_edited)) {
vshPrint (ctl, _("Network filter %s XML configuration not changed.\n"),
virNWFilterGetName (nwfilter));
ret = TRUE;
goto cleanup;
}
/* Now re-read the network filter XML. Did someone else change it while
* it was being edited? This also catches problems such as us
* losing a connection or the interface going away.
*/
doc_reread = virNWFilterGetXMLDesc (nwfilter, 0);
if (!doc_reread)
goto cleanup;
if (STRNEQ (doc, doc_reread)) {
vshError(ctl, "%s",
_("ERROR: the XML configuration was changed by another user"));
goto cleanup;
}
/* Everything checks out, so redefine the interface. */
virNWFilterFree (nwfilter);
nwfilter = virNWFilterDefineXML (ctl->conn, doc_edited);
if (!nwfilter)
goto cleanup;
vshPrint (ctl, _("Network filter %s XML configuration edited.\n"),
virNWFilterGetName(nwfilter));
ret = TRUE;
cleanup:
if (nwfilter)
virNWFilterFree (nwfilter);
VIR_FREE(doc);
VIR_FREE(doc_edited);
VIR_FREE(doc_reread);
if (tmp) {
unlink (tmp);
VIR_FREE(tmp);
}
return ret;
}
/**************************************************************************/
/*
* "pool-autostart" command
@ -7915,6 +8217,12 @@ static const vshCmdDef commands[] = {
{"nodedev-create", cmdNodeDeviceCreate, opts_node_device_create, info_node_device_create},
{"nodedev-destroy", cmdNodeDeviceDestroy, opts_node_device_destroy, info_node_device_destroy},
{"nwfilter-define", cmdNWFilterDefine, opts_nwfilter_define, info_nwfilter_define},
{"nwfilter-undefine", cmdNWFilterUndefine, opts_nwfilter_undefine, info_nwfilter_undefine},
{"nwfilter-dumpxml", cmdNWFilterDumpXML, opts_nwfilter_dumpxml, info_nwfilter_dumpxml},
{"nwfilter-list", cmdNWFilterList, opts_nwfilter_list, info_nwfilter_list},
{"nwfilter-edit", cmdNWFilterEdit, opts_nwfilter_edit, info_nwfilter_edit},
{"pool-autostart", cmdPoolAutostart, opts_pool_autostart, info_pool_autostart},
{"pool-build", cmdPoolBuild, opts_pool_build, info_pool_build},
{"pool-create", cmdPoolCreate, opts_pool_create, info_pool_create},
@ -8388,6 +8696,47 @@ vshCommandOptNetworkBy(vshControl *ctl, const vshCmd *cmd,
return network;
}
static virNWFilterPtr
vshCommandOptNWFilterBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag)
{
virNWFilterPtr nwfilter = NULL;
char *n;
const char *optname = "nwfilter";
if (!cmd_has_option (ctl, cmd, optname))
return NULL;
if (!(n = vshCommandOptString(cmd, optname, NULL))) {
vshError(ctl, "%s", _("undefined nwfilter name"));
return NULL;
}
vshDebug(ctl, 5, "%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, 5, "%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, 5, "%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;
}
static virInterfacePtr
vshCommandOptInterfaceBy(vshControl *ctl, const vshCmd *cmd,
char **name, int flag)