/**
* Detaches volumes from initiators.
*
* @param storage the storage
* @param volumes the volumes
* @param initiators the initiators
* @throws Exception the exception
*/
private void detachVolumesFromInitiators(
StorageSystem storage, List<Volume> volumes, List<Initiator> initiators) throws Exception {
CinderEndPointInfo ep = CinderUtils.getCinderEndPoint(storage.getActiveProviderURI(), dbClient);
log.debug("Getting the cinder APi for the provider with id {}", storage.getActiveProviderURI());
CinderApi cinderApi = cinderApiFactory.getApi(storage.getActiveProviderURI(), ep);
List<Initiator> iSCSIInitiators = new ArrayList<Initiator>();
List<Initiator> fcInitiators = new ArrayList<Initiator>();
splitInitiatorsByProtocol(initiators, iSCSIInitiators, fcInitiators);
String host = getHostNameFromInitiators(initiators);
Map<String, String[]> mapSettingVsValues = getFCInitiatorsArray(fcInitiators);
String[] fcInitiatorsWwpns = mapSettingVsValues.get(WWPNS);
String[] fcInitiatorsWwnns = mapSettingVsValues.get(WWNNS);
for (Volume volume : volumes) {
// cinder generated volume ID
String volumeId = volume.getNativeId();
// for iSCSI
for (Initiator initiator : iSCSIInitiators) {
String initiatorPort = initiator.getInitiatorPort();
log.debug(
String.format(
"Detaching volume %s ( %s ) from initiator %s on Openstack cinder node",
volumeId, volume.getId(), initiatorPort));
cinderApi.detachVolume(volumeId, initiatorPort, null, null, host);
// TODO : Do not use Job to poll status till we figure out how
// to get detach status.
/*
* CinderJob detachJob = new CinderDetachVolumeJob(volumeId,
* volume.getLabel(), storage.getId(),
* CinderConstants.ComponentType.volume.name(), ep,
* taskCompleter); ControllerServiceImpl.enqueueJob(new
* QueueJob(detachJob));
*/
}
// for FC
if (fcInitiatorsWwpns.length > 0) {
log.debug(
String.format(
"Detaching volume %s ( %s ) from initiator %s on Openstack cinder node",
volumeId, volume.getId(), fcInitiatorsWwpns));
cinderApi.detachVolume(volumeId, null, fcInitiatorsWwpns, fcInitiatorsWwnns, host);
}
// If ITLs are added, remove them
removeITLsFromVolume(volume);
}
}
/*
* (non-Javadoc)
*
* @see com.emc.storageos.volumecontroller.CloneOperations#createSingleClone(
* com.emc.storageos.db.client.model.StorageSystem, java.net.URI, java.net.URI,
* java.lang.Boolean,
* com.emc.storageos.volumecontroller.TaskCompleter)
*/
@Override
public void createSingleClone(
StorageSystem storageSystem,
URI sourceObject,
URI cloneVolume,
Boolean createInactive,
TaskCompleter taskCompleter) {
log.info("START createSingleClone operation");
boolean isVolumeClone = true;
try {
BlockObject sourceObj = BlockObject.fetch(dbClient, sourceObject);
URI tenantUri = null;
if (sourceObj
instanceof BlockSnapshot) { // In case of snapshot, get the tenant from its parent volume
NamedURI parentVolUri = ((BlockSnapshot) sourceObj).getParent();
Volume parentVolume = dbClient.queryObject(Volume.class, parentVolUri);
tenantUri = parentVolume.getTenant().getURI();
isVolumeClone = false;
} else { // This is a default flow
tenantUri = ((Volume) sourceObj).getTenant().getURI();
isVolumeClone = true;
}
Volume cloneObj = dbClient.queryObject(Volume.class, cloneVolume);
StoragePool targetPool = dbClient.queryObject(StoragePool.class, cloneObj.getPool());
TenantOrg tenantOrg = dbClient.queryObject(TenantOrg.class, tenantUri);
// String cloneLabel = generateLabel(tenantOrg, cloneObj);
CinderEndPointInfo ep =
CinderUtils.getCinderEndPoint(storageSystem.getActiveProviderURI(), dbClient);
log.info(
"Getting the cinder APi for the provider with id "
+ storageSystem.getActiveProviderURI());
CinderApi cinderApi = cinderApiFactory.getApi(storageSystem.getActiveProviderURI(), ep);
String volumeId = "";
if (isVolumeClone) {
volumeId =
cinderApi.cloneVolume(
cloneObj.getLabel(),
(cloneObj.getCapacity() / (1024 * 1024 * 1024)),
targetPool.getNativeId(),
sourceObj.getNativeId());
} else {
volumeId =
cinderApi.createVolumeFromSnapshot(
cloneObj.getLabel(),
(cloneObj.getCapacity() / (1024 * 1024 * 1024)),
targetPool.getNativeId(),
sourceObj.getNativeId());
}
log.debug("Creating volume with the id " + volumeId + " on Openstack cinder node");
if (volumeId != null) {
Map<String, URI> volumeIds = new HashMap<String, URI>();
volumeIds.put(volumeId, cloneObj.getId());
ControllerServiceImpl.enqueueJob(
new QueueJob(
new CinderSingleVolumeCreateJob(
volumeId,
cloneObj.getLabel(),
storageSystem.getId(),
CinderConstants.ComponentType.volume.name(),
ep,
taskCompleter,
targetPool.getId(),
volumeIds)));
}
} catch (InternalException e) {
String errorMsg = String.format(CREATE_ERROR_MSG_FORMAT, sourceObject, cloneVolume);
log.error(errorMsg, e);
taskCompleter.error(dbClient, e);
} catch (Exception e) {
String errorMsg = String.format(CREATE_ERROR_MSG_FORMAT, sourceObject, cloneVolume);
log.error(errorMsg, e);
ServiceError serviceError =
DeviceControllerErrors.cinder.operationFailed("createSingleClone", e.getMessage());
taskCompleter.error(dbClient, serviceError);
}
}
/**
* Attaches volumes to initiators.
*
* @param storage the storage
* @param volumes the volumes
* @param initiators the initiators
* @param volumeToTargetLunMap the volume to target lun map
* @throws Exception the exception
*/
private void attachVolumesToInitiators(
StorageSystem storage,
List<Volume> volumes,
List<Initiator> initiators,
Map<URI, Integer> volumeToTargetLunMap,
Map<Volume, Map<String, List<String>>> volumeToInitiatorTargetMap,
ExportMask exportMask)
throws Exception {
CinderEndPointInfo ep = CinderUtils.getCinderEndPoint(storage.getActiveProviderURI(), dbClient);
log.debug(
"Getting the cinder APi for the provider with id {}", storage.getActiveProviderURI());
CinderApi cinderApi = cinderApiFactory.getApi(storage.getActiveProviderURI(), ep);
List<Initiator> iSCSIInitiators = new ArrayList<Initiator>();
List<Initiator> fcInitiators = new ArrayList<Initiator>();
splitInitiatorsByProtocol(initiators, iSCSIInitiators, fcInitiators);
String host = getHostNameFromInitiators(initiators);
Map<String, String[]> mapSettingVsValues = getFCInitiatorsArray(fcInitiators);
String[] fcInitiatorsWwpns = mapSettingVsValues.get(WWPNS);
String[] fcInitiatorsWwnns = mapSettingVsValues.get(WWNNS);
for (Volume volume : volumes) {
// cinder generated volume ID
String volumeId = volume.getNativeId();
int targetLunId = -1;
VolumeAttachResponse attachResponse = null;
// for iSCSI
for (Initiator initiator : iSCSIInitiators) {
String initiatorPort = initiator.getInitiatorPort();
log.debug(
String.format(
"Attaching volume %s ( %s ) to initiator %s on Openstack cinder node",
volumeId, volume.getId(), initiatorPort));
attachResponse = cinderApi.attachVolume(volumeId, initiatorPort, null, null, host);
log.info("Got response : {}", attachResponse.connection_info.toString());
targetLunId = attachResponse.connection_info.data.target_lun;
}
// for FC
if (fcInitiatorsWwpns.length > 0) {
log.debug(
String.format(
"Attaching volume %s ( %s ) to initiators %s on Openstack cinder node",
volumeId, volume.getId(), fcInitiatorsWwpns));
attachResponse =
cinderApi.attachVolume(volumeId, null, fcInitiatorsWwpns, fcInitiatorsWwnns, host);
log.info("Got response : {}", attachResponse.connection_info.toString());
targetLunId = attachResponse.connection_info.data.target_lun;
Map<String, List<String>> initTargetMap =
attachResponse.connection_info.data.initiator_target_map;
if (null != initTargetMap && !initTargetMap.isEmpty()) {
volumeToInitiatorTargetMap.put(
volume, attachResponse.connection_info.data.initiator_target_map);
}
}
volumeToTargetLunMap.put(volume.getId(), targetLunId);
// After the successful export, create or modify the storage ports
CinderStoragePortOperations storagePortOperationsInstance =
CinderStoragePortOperations.getInstance(storage, dbClient);
storagePortOperationsInstance.invoke(attachResponse);
}
// Add ITLs to volume objects
storeITLMappingInVolume(volumeToTargetLunMap, exportMask);
}
