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snapshot: implement getparent for esx

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Pretty easy to paste together compared to existing functions.

* src/esx/esx_driver.c (esxDomainSnapshotGetParent): New function.
This commit is contained in:
Eric Blake 2011-09-29 14:11:56 -06:00
parent c329db7180
commit 0664d41b55
1 changed files with 41 additions and 0 deletions
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41
src/esx/esx_driver.c
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@ -4483,6 +4483,46 @@ esxDomainHasCurrentSnapshot(virDomainPtr domain, unsigned int flags)
static virDomainSnapshotPtr
esxDomainSnapshotGetParent(virDomainSnapshotPtr snapshot, unsigned int flags)
{
esxPrivate *priv = snapshot->domain->conn->privateData;
esxVI_VirtualMachineSnapshotTree *rootSnapshotList = NULL;
esxVI_VirtualMachineSnapshotTree *snapshotTree = NULL;
esxVI_VirtualMachineSnapshotTree *snapshotTreeParent = NULL;
virDomainSnapshotPtr parent = NULL;
virCheckFlags(0, NULL);
if (esxVI_EnsureSession(priv->primary) < 0) {
return NULL;
}
if (esxVI_LookupRootSnapshotTreeList(priv->primary, snapshot->domain->uuid,
&rootSnapshotList) < 0 ||
esxVI_GetSnapshotTreeByName(rootSnapshotList, snapshot->name,
&snapshotTree, &snapshotTreeParent,
esxVI_Occurrence_RequiredItem) < 0) {
goto cleanup;
}
if (!snapshotTreeParent) {
ESX_ERROR(VIR_ERR_NO_DOMAIN_SNAPSHOT,
_("snapshot '%s' does not have a parent"),
snapshotTree->name);
goto cleanup;
}
parent = virGetDomainSnapshot(snapshot->domain, snapshotTreeParent->name);
cleanup:
esxVI_VirtualMachineSnapshotTree_Free(&rootSnapshotList);
return parent;
}
static virDomainSnapshotPtr
esxDomainSnapshotCurrent(virDomainPtr domain, unsigned int flags)
{
@ -4831,6 +4871,7 @@ static virDriver esxDriver = {
.domainSnapshotListNames = esxDomainSnapshotListNames, /* 0.8.0 */
.domainSnapshotLookupByName = esxDomainSnapshotLookupByName, /* 0.8.0 */
.domainHasCurrentSnapshot = esxDomainHasCurrentSnapshot, /* 0.8.0 */
.domainSnapshotGetParent = esxDomainSnapshotGetParent, /* 0.9.7 */
.domainSnapshotCurrent = esxDomainSnapshotCurrent, /* 0.8.0 */
.domainRevertToSnapshot = esxDomainRevertToSnapshot, /* 0.8.0 */
.domainSnapshotDelete = esxDomainSnapshotDelete, /* 0.8.0 */