@Override
public void deleteSingleVolumeSnapshot(
StorageSystem storage, URI snapshot, TaskCompleter taskCompleter)
throws DeviceControllerException {
try {
BlockSnapshot snap = _dbClient.queryObject(BlockSnapshot.class, snapshot);
VNXeApiClient apiClient = getVnxeClient(storage);
VNXeLunSnap lunSnap = apiClient.getLunSnapshot(snap.getNativeId());
if (lunSnap != null) {
VNXeCommandJob job = apiClient.deleteLunSnap(lunSnap.getId());
if (job != null) {
ControllerServiceImpl.enqueueJob(
new QueueJob(
new VNXeBlockDeleteSnapshotJob(job.getId(), storage.getId(), taskCompleter)));
}
} else {
// Perhaps, it's already been deleted or was deleted on the array.
// In that case, we'll just say all is well, so that this operation
// is idempotent.
snap.setInactive(true);
snap.setIsSyncActive(false);
_dbClient.updateObject(snap);
taskCompleter.ready(_dbClient);
}
} catch (VNXeException e) {
_log.error("Delete volume snapshot got the exception", e);
taskCompleter.error(_dbClient, e);
} catch (Exception ex) {
_log.error("Delete volume snapshot got the exception", ex);
ServiceError error = DeviceControllerErrors.vnxe.jobFailed("DeleteSnapshot", ex.getMessage());
taskCompleter.error(_dbClient, error);
}
}
@Override
public void deleteGroupSnapshots(StorageSystem storage, URI snapshot, TaskCompleter taskCompleter)
throws DeviceControllerException {
try {
List<BlockSnapshot> snapshots =
_dbClient.queryObject(BlockSnapshot.class, Arrays.asList(snapshot));
BlockSnapshot snapshotObj = snapshots.get(0);
VNXeApiClient apiClient = getVnxeClient(storage);
VNXeLunGroupSnap lunGroupSnap =
apiClient.getLunGroupSnapshot(snapshotObj.getReplicationGroupInstance());
if (lunGroupSnap != null) {
VNXeCommandJob job = apiClient.deleteLunGroupSnap(lunGroupSnap.getId());
if (job != null) {
ControllerServiceImpl.enqueueJob(
new QueueJob(
new VNXeBlockDeleteSnapshotJob(job.getId(), storage.getId(), taskCompleter)));
} else {
// Should not take this path, but treat as an error if we do
// happen to get a null job due to some error in the client.
_log.error("Unexpected null job from VNXe client call to delete group snapshot.");
ServiceCoded sc =
DeviceControllerExceptions.vnxe.nullJobForDeleteGroupSnapshot(
snapshotObj.forDisplay(), snapshotObj.getReplicationGroupInstance());
taskCompleter.error(_dbClient, sc);
}
} else {
// Treat as in the single volume snapshot case and presume
// the group snapshot has already been deleted.
List<BlockSnapshot> grpSnapshots =
ControllerUtils.getSnapshotsPartOfReplicationGroup(snapshotObj, _dbClient);
for (BlockSnapshot grpSnapshot : grpSnapshots) {
grpSnapshot.setInactive(true);
grpSnapshot.setIsSyncActive(false);
}
_dbClient.updateObject(grpSnapshots);
taskCompleter.ready(_dbClient);
}
} catch (VNXeException e) {
_log.error("Delete group snapshot got the exception", e);
taskCompleter.error(_dbClient, e);
} catch (Exception ex) {
_log.error("Delete group snapshot got the exception", ex);
ServiceError error =
DeviceControllerErrors.vnxe.jobFailed("DeletGroupSnapshot", ex.getMessage());
taskCompleter.error(_dbClient, error);
}
}
@Override
public void createGroupSnapshots(
StorageSystem storage,
List<URI> snapshotList,
Boolean createInactive,
Boolean readOnly,
TaskCompleter taskCompleter)
throws DeviceControllerException {
try {
URI snapshot = snapshotList.get(0);
BlockSnapshot snapshotObj = _dbClient.queryObject(BlockSnapshot.class, snapshot);
Volume volume = _dbClient.queryObject(Volume.class, snapshotObj.getParent());
TenantOrg tenant = _dbClient.queryObject(TenantOrg.class, volume.getTenant().getURI());
String tenantName = tenant.getLabel();
String snapLabelToUse =
_nameGenerator.generate(
tenantName,
snapshotObj.getLabel(),
snapshot.toString(),
'-',
SmisConstants.MAX_SNAPSHOT_NAME_LENGTH);
String groupName = getConsistencyGroupName(snapshotObj);
VNXeApiClient apiClient = getVnxeClient(storage);
VNXeCommandJob job = apiClient.createLunGroupSnap(groupName, snapLabelToUse);
if (job != null) {
ControllerServiceImpl.enqueueJob(
new QueueJob(
new VNXeBlockCreateCGSnapshotJob(
job.getId(), storage.getId(), !createInactive, taskCompleter)));
}
} catch (VNXeException e) {
_log.error("Create volume snapshot got the exception", e);
taskCompleter.error(_dbClient, e);
} catch (Exception ex) {
_log.error("Create volume snapshot got the exception", ex);
ServiceError error =
DeviceControllerErrors.vnxe.jobFailed("CreateCGSnapshot", ex.getMessage());
taskCompleter.error(_dbClient, error);
}
}
@Override
public void restoreGroupSnapshots(
StorageSystem storage, URI volume, URI snapshot, TaskCompleter taskCompleter)
throws DeviceControllerException {
try {
BlockSnapshot snapshotObj = _dbClient.queryObject(BlockSnapshot.class, snapshot);
VNXeApiClient apiClient = getVnxeClient(storage);
VNXeLunGroupSnap lunGroupSnap =
apiClient.getLunGroupSnapshot(snapshotObj.getReplicationGroupInstance());
// Error out if the snapshot is attached
if (lunGroupSnap.getIsAttached()) {
_log.error(
"Snapshot {})is attached and cannot be used for restore", snapshotObj.getLabel());
ServiceError error =
DeviceControllerErrors.vnxe.cannotRestoreAttachedSnapshot(snapshot.toString());
taskCompleter.error(_dbClient, error);
}
VNXeCommandJob job = apiClient.restoreLunGroupSnap(lunGroupSnap.getId());
if (job != null) {
ControllerServiceImpl.enqueueJob(
new QueueJob(
new VNXeBlockRestoreSnapshotJob(job.getId(), storage.getId(), taskCompleter)));
}
} catch (VNXeException e) {
_log.error("Restore group snapshot got the exception", e);
taskCompleter.error(_dbClient, e);
} catch (Exception ex) {
_log.error("Restore group snapshot got the exception", ex);
ServiceError error =
DeviceControllerErrors.vnxe.jobFailed("RestoreSnapshotJob", ex.getMessage());
taskCompleter.error(_dbClient, error);
}
}