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list: use the new snapshot API in virsh when possible

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Using the new API is so much shorter than the rest of the remainder
of the function.

* tools/virsh.c (vshSnapshotList): Use the new API.
This commit is contained in:
Eric Blake 2012-06-08 16:00:43 -06:00
parent 37bb0447bb
commit a7f7bf02fd
1 changed files with 30 additions and 1 deletions
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31
tools/virsh.c
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@ -16786,13 +16786,42 @@ vshSnapshotListCollect(vshControl *ctl, virDomainPtr dom,
int count = -1;
bool descendants = false;
bool roots = false;
virDomainSnapshotPtr *snaps;
vshSnapshotListPtr snaplist = vshMalloc(ctl, sizeof(*snaplist));
vshSnapshotListPtr ret = NULL;
const char *fromname = NULL;
int start_index = -1;
int deleted = 0;
/* 0.9.13 will be adding a new listing API. */
/* Try the interface available in 0.9.13 and newer. */
if (!ctl->useSnapshotOld) {
if (from)
count = virDomainSnapshotListAllChildren(from, &snaps, flags);
else
count = virDomainListAllSnapshots(dom, &snaps, flags);
}
if (count >= 0) {
/* When mixing --from and --tree, we also want a copy of from
* in the list, but with no parent for that one entry. */
snaplist->snaps = vshCalloc(ctl, sizeof(*snaplist->snaps),
count + (tree && from));
snaplist->nsnaps = count;
for (i = 0; i < count; i++)
snaplist->snaps[i].snap = snaps[i];
VIR_FREE(snaps);
if (tree) {
for (i = 0; i < count; i++) {
if (vshGetSnapshotParent(ctl, snaplist->snaps[i].snap,
&snaplist->snaps[i].parent) < 0)
goto cleanup;
}
if (from) {
snaps[snaplist->nsnaps++] = from;
virDomainSnapshotRef(from);
}
}
goto success;
}
/* Assume that if we got this far, then the --no-leaves and
* --no-metadata flags were not supported. Disable groups that