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virsh: Introduce virshDomainDiskTargetCompleter

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Signed-off-by: Lin Ma <lma@suse.com>
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Lin Ma 2018-05-15 19:18:23 +08:00 committed by Michal Privoznik
parent 78809398df
commit 14dd3b63e9
2 changed files with 52 additions and 0 deletions
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48
tools/virsh-completer.c
View File

@ -143,6 +143,54 @@ virshDomainInterfaceCompleter(vshControl *ctl,
}
char **
virshDomainDiskTargetCompleter(vshControl *ctl,
const vshCmd *cmd,
unsigned int flags)
{
virshControlPtr priv = ctl->privData;
xmlDocPtr xmldoc = NULL;
xmlXPathContextPtr ctxt = NULL;
xmlNodePtr *disks = NULL;
int ndisks;
size_t i;
char **ret = NULL;
virCheckFlags(0, NULL);
if (!priv->conn || virConnectIsAlive(priv->conn) <= 0)
return NULL;
if (virshDomainGetXML(ctl, cmd, 0, &xmldoc, &ctxt) < 0)
goto error;
ndisks = virXPathNodeSet("./devices/disk", ctxt, &disks);
if (ndisks < 0)
goto error;
if (VIR_ALLOC_N(ret, ndisks + 1) < 0)
goto error;
for (i = 0; i < ndisks; i++) {
ctxt->node = disks[i];
if (!(ret[i] = virXPathString("string(./target/@dev)", ctxt)))
goto error;
}
VIR_FREE(disks);
xmlFreeDoc(xmldoc);
xmlXPathFreeContext(ctxt);
return ret;
error:
VIR_FREE(disks);
xmlFreeDoc(xmldoc);
xmlXPathFreeContext(ctxt);
virStringListFree(ret);
return NULL;
}
char **
virshStoragePoolNameCompleter(vshControl *ctl,
const vshCmd *cmd ATTRIBUTE_UNUSED,

4
tools/virsh-completer.h
View File

@ -38,6 +38,10 @@ char ** virshDomainInterfaceCompleter(vshControl *ctl,
const vshCmd *cmd,
unsigned int flags);
char ** virshDomainDiskTargetCompleter(vshControl *ctl,
const vshCmd *cmd,
unsigned int flags);
char ** virshStoragePoolNameCompleter(vshControl *ctl,
const vshCmd *cmd,
unsigned int flags);