@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);
}
}
/** {@inheritDoc} */
@Override
public void updateStatus(JobContext jobContext) throws Exception {
JobStatus jobStatus = getJobStatus();
CloseableIterator<CIMObjectPath> volumeIter = null;
try {
DbClient dbClient = jobContext.getDbClient();
TaskCompleter completer = getTaskCompleter();
BlockSnapshot snapshot = dbClient.queryObject(BlockSnapshot.class, _snapshotURI);
if (jobStatus == JobStatus.IN_PROGRESS) {
return;
}
if (jobStatus == JobStatus.SUCCESS) {
s_logger.info(
"Post-processing successful link snapshot session target {} for task {}",
snapshot.getId(),
completer.getOpId());
// Get the snapshot session to which the target is being linked.
BlockSnapshotSession snapSession =
dbClient.queryObject(BlockSnapshotSession.class, completer.getId());
// Get the snapshot device ID and set it against the BlockSnapshot object.
BlockObject sourceObj = BlockObject.fetch(dbClient, snapshot.getParent().getURI());
CIMConnectionFactory cimConnectionFactory = jobContext.getCimConnectionFactory();
WBEMClient client = getWBEMClient(dbClient, cimConnectionFactory);
volumeIter =
client.associatorNames(getCimJob(), null, SmisConstants.CIM_STORAGE_VOLUME, null, null);
while (volumeIter.hasNext()) {
// Get the sync volume native device id
CIMObjectPath volumePath = volumeIter.next();
s_logger.info("volumePath: {}", volumePath.toString());
CIMInstance volume = client.getInstance(volumePath, false, false, null);
String volumeDeviceId =
volumePath.getKey(SmisConstants.CP_DEVICE_ID).getValue().toString();
s_logger.info("volumeDeviceId: {}", volumeDeviceId);
if (volumeDeviceId.equals(sourceObj.getNativeId())) {
// Don't want the source, we want the linked target.
continue;
}
String volumeElementName =
CIMPropertyFactory.getPropertyValue(volume, SmisConstants.CP_ELEMENT_NAME);
s_logger.info("volumeElementName: {}", volumeElementName);
String volumeWWN = CIMPropertyFactory.getPropertyValue(volume, SmisConstants.CP_WWN_NAME);
s_logger.info("volumeWWN: {}", volumeWWN);
String volumeAltName = CIMPropertyFactory.getPropertyValue(volume, SmisConstants.CP_NAME);
s_logger.info("volumeAltName: {}", volumeAltName);
StorageSystem system = dbClient.queryObject(StorageSystem.class, getStorageSystemURI());
snapshot.setNativeId(volumeDeviceId);
snapshot.setNativeGuid(NativeGUIDGenerator.generateNativeGuid(system, snapshot));
snapshot.setDeviceLabel(volumeElementName);
snapshot.setInactive(false);
snapshot.setIsSyncActive(Boolean.TRUE);
snapshot.setCreationTime(Calendar.getInstance());
snapshot.setWWN(volumeWWN.toUpperCase());
snapshot.setAlternateName(volumeAltName);
snapshot.setSettingsInstance(snapSession.getSessionInstance());
commonSnapshotUpdate(
snapshot,
volume,
client,
system,
sourceObj.getNativeId(),
volumeDeviceId,
false,
dbClient);
s_logger.info(
String.format(
"For target volume path %1$s, going to set blocksnapshot %2$s nativeId to %3$s (%4$s). Associated volume is %5$s (%6$s)",
volumePath.toString(),
snapshot.getId().toString(),
volumeDeviceId,
volumeElementName,
sourceObj.getNativeId(),
sourceObj.getDeviceLabel()));
dbClient.updateObject(snapshot);
}
} else if (jobStatus == JobStatus.FAILED || jobStatus == JobStatus.FATAL_ERROR) {
s_logger.info(
"Failed to link snapshot session target {} for task {}",
snapshot.getId(),
completer.getOpId());
snapshot.setInactive(true);
dbClient.updateObject(snapshot);
}
} catch (Exception e) {
setPostProcessingErrorStatus(
"Encountered an internal error in link snapshot session target job status processing: "
+ e.getMessage());
s_logger.error(
"Encountered an internal error in link snapshot session target job status processing", e);
} finally {
if (volumeIter != null) {
volumeIter.close();
}
super.updateStatus(jobContext);
}
}
