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virsh: Add vcpu list completion to setvcpu command

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Signed-off-by: Lin Ma <lma@suse.de>
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Lin Ma 2020-09-11 15:13:13 +08:00 committed by Michal Privoznik
parent 6c74a2e23a
commit b3198b95d6
3 changed files with 51 additions and 0 deletions
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46
tools/virsh-completer-domain.c
View File

@ -518,3 +518,49 @@ virshDomainVcpuCompleter(vshControl *ctl,
virshDomainFree(dom);
return ret;
}
char **
virshDomainVcpulistCompleter(vshControl *ctl,
const vshCmd *cmd,
unsigned int flags)
{
virDomainPtr dom = NULL;
xmlDocPtr xml = NULL;
xmlXPathContextPtr ctxt = NULL;
int nvcpus = 0;
unsigned int id;
VIR_AUTOSTRINGLIST vcpulist = NULL;
const char *vcpuid = NULL;
char **ret = NULL;
virCheckFlags(0, NULL);
if (!(dom = virshCommandOptDomain(ctl, cmd, NULL)))
return NULL;
if (vshCommandOptStringQuiet(ctl, cmd, "vcpulist", &vcpuid) < 0)
goto cleanup;
if (virshDomainGetXMLFromDom(ctl, dom, VIR_DOMAIN_XML_INACTIVE,
&xml, &ctxt) < 0)
goto cleanup;
/* Query the max rather than the current vcpu count */
if (virXPathInt("string(/domain/vcpu)", ctxt, &nvcpus) < 0)
goto cleanup;
if (VIR_ALLOC_N(vcpulist, nvcpus + 1) < 0)
goto cleanup;
for (id = 0; id < nvcpus; id++)
vcpulist[id] = g_strdup_printf("%u", id);
ret = virshCommaStringListComplete(vcpuid, (const char **)vcpulist);
cleanup:
xmlXPathFreeContext(ctxt);
xmlFreeDoc(xml);
virshDomainFree(dom);
return ret;
}

4
tools/virsh-completer-domain.h
View File

@ -82,3 +82,7 @@ char ** virshDomainIOThreadIdCompleter(vshControl *ctl,
char ** virshDomainVcpuCompleter(vshControl *ctl,
const vshCmd *cmd,
unsigned int flags);
char ** virshDomainVcpulistCompleter(vshControl *ctl,
const vshCmd *cmd,
unsigned int flags);

1
tools/virsh-domain.c
View File

@ -7522,6 +7522,7 @@ static const vshCmdOptDef opts_setvcpu[] = {
{.name = "vcpulist",
.type = VSH_OT_DATA,
.flags = VSH_OFLAG_REQ,
.completer = virshDomainVcpulistCompleter,
.help = N_("ids of vcpus to manipulate")
},
{.name = "enable",