Examples with BlockSnapshotSession com.emc.storageos.db.client.model.BlockSnapshotSession used on opensource projects

Example 41 with BlockSnapshotSession

use of com.emc.storageos.db.client.model.BlockSnapshotSession in project coprhd-controller by CoprHD.

the class VmaxSnapshotOperations method restoreSnapshotSession.

/**
 * {@inheritDoc}
 */
@SuppressWarnings("rawtypes")
@Override
public void restoreSnapshotSession(StorageSystem system, URI snapSessionURI, TaskCompleter completer) throws DeviceControllerException {
    if (system.checkIfVmax3()) {
        // Only supported for VMAX3 storage systems.
        try {
            _log.info("Restore snapshot session {} START", snapSessionURI);
            BlockSnapshotSession snapSession = _dbClient.queryObject(BlockSnapshotSession.class, snapSessionURI);
            String syncAspectPath = snapSession.getSessionInstance();
            CIMObjectPath settingsStatePath = null;
            BlockObject sourceObj = null;
            if (snapSession.hasConsistencyGroup() && NullColumnValueGetter.isNotNullValue(snapSession.getReplicationGroupInstance())) {
                _log.info("Restoring group snapshot session");
                // We need a single source volume for the session.
                BlockConsistencyGroup cg = _dbClient.queryObject(BlockConsistencyGroup.class, snapSession.getConsistencyGroup());
                List<Volume> nativeVolumes = BlockConsistencyGroupUtils.getActiveNativeVolumesInCG(cg, _dbClient);
                // get source group name from the session.
                String sourceGroupName = snapSession.getReplicationGroupInstance();
                settingsStatePath = _cimPath.getGroupSynchronizedSettingsPath(system, sourceGroupName, syncAspectPath);
                for (Volume volume : nativeVolumes) {
                    if (sourceGroupName.equals(volume.getReplicationGroupInstance())) {
                        sourceObj = volume;
                        // get source volume which matches session's RG name
                        break;
                    }
                }
            } else {
                _log.info("Restoring single volume snapshot session");
                sourceObj = BlockObject.fetch(_dbClient, snapSession.getParent().getURI());
                CIMObjectPath sourcePath = _cimPath.getVolumePath(system, sourceObj.getNativeId());
                settingsStatePath = _cimPath.getSyncSettingsPath(system, sourcePath, syncAspectPath);
            }
            // Terminate restore sessions.
            terminateAnyRestoreSessions(system, null, sourceObj.getId(), completer);
            // Invoke SMI-S method to restore snapshot session.
            CIMObjectPath replicationSvcPath = _cimPath.getControllerReplicationSvcPath(system);
            CIMArgument[] inArgs = null;
            CIMArgument[] outArgs = new CIMArgument[5];
            inArgs = _helper.getRestoreFromSettingsStateInputArguments(settingsStatePath, true);
            _helper.invokeMethod(system, replicationSvcPath, SmisConstants.MODIFY_SETTINGS_DEFINE_STATE, inArgs, outArgs);
            CIMObjectPath jobPath = _cimPath.getCimObjectPathFromOutputArgs(outArgs, SmisConstants.JOB);
            ControllerServiceImpl.enqueueJob(new QueueJob(new SmisBlockSnapshotSessionRestoreJob(jobPath, system.getId(), completer)));
        } catch (Exception e) {
            _log.error("Exception restoring snapshot session", e);
            ServiceError error = DeviceControllerErrors.smis.unableToCallStorageProvider(e.getMessage());
            completer.error(_dbClient, error);
        }
    } else {
        throw DeviceControllerException.exceptions.blockDeviceOperationNotSupported();
    }
}

Example 42 with BlockSnapshotSession

use of com.emc.storageos.db.client.model.BlockSnapshotSession in project coprhd-controller by CoprHD.

the class SmisBlockSnapshotSessionCGCreateJob method updateStatus.

@Override
public void updateStatus(JobContext jobContext) throws Exception {
    JobStatus jobStatus = getJobStatus();
    CloseableIterator<CIMObjectPath> syncAspectIter = null;
    CloseableIterator<CIMObjectPath> settingsStateIter = null;
    try {
        DbClient dbClient = jobContext.getDbClient();
        if (jobStatus == JobStatus.IN_PROGRESS) {
            return;
        }
        if (jobStatus == JobStatus.SUCCESS) {
            log.info("Post-processing successful snapshot session group creation for task ", getTaskCompleter().getOpId());
            // Get the snapshot sessions.
            Iterator<BlockSnapshotSession> iterator = dbClient.queryIterativeObjects(BlockSnapshotSession.class, getTaskCompleter().getIds(), true);
            List<BlockSnapshotSession> snapSessions = Lists.newArrayList(iterator);
            // Update Settings instance for the session.
            CIMConnectionFactory cimConnectionFactory = jobContext.getCimConnectionFactory();
            WBEMClient client = getWBEMClient(dbClient, cimConnectionFactory);
            syncAspectIter = client.associatorNames(getCimJob(), null, SmisConstants.SYMM_SYNCHRONIZATION_ASPECT_FOR_SOURCE_GROUP, null, null);
            if (syncAspectIter.hasNext()) {
                CIMObjectPath syncAspectPath = syncAspectIter.next();
                String instanceId = syncAspectPath.getKeyValue(Constants.INSTANCEID).toString();
                log.info("SynchronizationAspectForSourceGroup instance id is {}", instanceId);
                for (BlockSnapshotSession snapSession : snapSessions) {
                    snapSession.setSessionInstance(instanceId);
                }
                dbClient.updateObject(snapSessions);
            }
        } else if (jobStatus == JobStatus.FAILED || jobStatus == JobStatus.FATAL_ERROR) {
            log.info("Failed to create snapshot session for task ", getTaskCompleter().getOpId());
        }
    } catch (Exception e) {
        setPostProcessingErrorStatus("Encountered an internal error in create snapshot session job status processing: " + e.getMessage());
        log.error("Encountered an internal error in create snapshot session job status processing", e);
    } finally {
        if (syncAspectIter != null) {
            syncAspectIter.close();
        }
        if (settingsStateIter != null) {
            settingsStateIter.close();
        }
        super.updateStatus(jobContext);
    }
}

Example 43 with BlockSnapshotSession

use of com.emc.storageos.db.client.model.BlockSnapshotSession in project coprhd-controller by CoprHD.

the class SmisBlockSnapshotSessionCreateJob method updateStatus.

/**
 * {@inheritDoc}
 */
@Override
public void updateStatus(JobContext jobContext) throws Exception {
    JobStatus jobStatus = getJobStatus();
    CloseableIterator<CIMObjectPath> syncAspectIter = null;
    CloseableIterator<CIMObjectPath> settingsStateIter = null;
    try {
        DbClient dbClient = jobContext.getDbClient();
        if (jobStatus == JobStatus.IN_PROGRESS) {
            return;
        }
        if (jobStatus == JobStatus.SUCCESS) {
            s_logger.info("Post-processing successful snapshot session creation for task ", getTaskCompleter().getOpId());
            // Get the snapshot session.
            BlockSnapshotSession snapSession = dbClient.queryObject(BlockSnapshotSession.class, getTaskCompleter().getId());
            // Update Settings instance for the session.
            CIMConnectionFactory cimConnectionFactory = jobContext.getCimConnectionFactory();
            WBEMClient client = getWBEMClient(dbClient, cimConnectionFactory);
            syncAspectIter = client.associatorNames(getCimJob(), null, SmisConstants.SYMM_SYNCHRONIZATION_ASPECT_FOR_SOURCE, null, null);
            if (syncAspectIter.hasNext()) {
                CIMObjectPath syncAspectPath = syncAspectIter.next();
                String instanceId = syncAspectPath.getKeyValue(Constants.INSTANCEID).toString();
                s_logger.info("SynchronizationAspect instance id is {}", instanceId);
                snapSession.setSessionInstance(instanceId);
                dbClient.updateObject(snapSession);
            }
        } else if (jobStatus == JobStatus.FAILED || jobStatus == JobStatus.FATAL_ERROR) {
            s_logger.info("Failed to create snapshot session for task ", getTaskCompleter().getOpId());
        }
    } catch (Exception e) {
        setPostProcessingErrorStatus("Encountered an internal error in create snapshot session job status processing: " + e.getMessage());
        s_logger.error("Encountered an internal error in create snapshot session job status processing", e);
    } finally {
        if (syncAspectIter != null) {
            syncAspectIter.close();
        }
        if (settingsStateIter != null) {
            settingsStateIter.close();
        }
        super.updateStatus(jobContext);
    }
}

Example 44 with BlockSnapshotSession

use of com.emc.storageos.db.client.model.BlockSnapshotSession in project coprhd-controller by CoprHD.

the class SmisCreateListReplicaJob method updateSnapshotSessionLinkedTargets.

/**
 * If the snapshot is found to be part of a ReplicationGroup containing linked targets to
 * an existing BlockSnapshotSession, we must update it with the ID of this snapshot.
 *
 * @param snapshot  BlockSnapshot being added
 * @param dbClient  Database client
 */
private void updateSnapshotSessionLinkedTargets(BlockSnapshot snapshot, DbClient dbClient) {
    List<BlockSnapshot> snapshots = ControllerUtils.getSnapshotsPartOfReplicationGroup(snapshot, dbClient);
    if (snapshots == null || snapshots.isEmpty()) {
        return;
    }
    // Check if existing ReplicationGroup members are linked targets for a BlockSnapshotSession
    for (BlockSnapshot existing : snapshots) {
        List<BlockSnapshotSession> sessions = CustomQueryUtility.queryActiveResourcesByConstraint(dbClient, BlockSnapshotSession.class, ContainmentConstraint.Factory.getLinkedTargetSnapshotSessionConstraint(existing.getId()));
        if (!sessions.isEmpty()) {
            BlockSnapshotSession session = sessions.get(0);
            session.getLinkedTargets().add(snapshot.getId().toString());
            dbClient.updateObject(session);
            break;
        }
    }
}

Example 45 with BlockSnapshotSession

use of com.emc.storageos.db.client.model.BlockSnapshotSession in project coprhd-controller by CoprHD.

the class SRDFUtils method CheckIfVolumeHasReplica.

/**
 * Checks if a volume has snapshot, snapshot session, or clone or mirror associated.
 */
private boolean CheckIfVolumeHasReplica(Volume volume) {
    boolean forceAdd = false;
    URI volumeURI = volume.getId();
    URIQueryResultList list = new URIQueryResultList();
    dbClient.queryByConstraint(ContainmentConstraint.Factory.getVolumeSnapshotConstraint(volumeURI), list);
    Iterator<URI> it = list.iterator();
    while (it.hasNext()) {
        URI snapshotID = it.next();
        BlockSnapshot snapshot = dbClient.queryObject(BlockSnapshot.class, snapshotID);
        if (snapshot != null) {
            log.debug("There are Snapshot(s) available for volume {}", volumeURI);
            forceAdd = true;
            break;
        }
    }
    // Check snapshot sessions also.
    if (!forceAdd) {
        List<BlockSnapshotSession> snapSessions = queryActiveResourcesByConstraint(dbClient, BlockSnapshotSession.class, ContainmentConstraint.Factory.getParentSnapshotSessionConstraint(volumeURI));
        if (!snapSessions.isEmpty()) {
            log.debug("There are snapshot sessions available on volume {}", volumeURI);
            forceAdd = true;
        }
    }
    if (!forceAdd) {
        // TODO ignore DETACHED clones?
        URIQueryResultList cloneList = new URIQueryResultList();
        dbClient.queryByConstraint(ContainmentConstraint.Factory.getAssociatedSourceVolumeConstraint(volumeURI), cloneList);
        Iterator<URI> iter = cloneList.iterator();
        while (iter.hasNext()) {
            URI cloneID = iter.next();
            Volume clone = dbClient.queryObject(Volume.class, cloneID);
            if (clone != null) {
                log.debug("There are Clone(s) available for volume {}", volumeURI);
                forceAdd = true;
                break;
            }
        }
    }
    if (!forceAdd) {
        URIQueryResultList mirrorList = new URIQueryResultList();
        dbClient.queryByConstraint(ContainmentConstraint.Factory.getVolumeBlockMirrorConstraint(volumeURI), mirrorList);
        Iterator<URI> itr = mirrorList.iterator();
        while (itr.hasNext()) {
            URI mirrorID = itr.next();
            BlockMirror mirror = dbClient.queryObject(BlockMirror.class, mirrorID);
            if (mirror != null) {
                log.debug("There are Mirror(s) available for volume {}", volumeURI);
                forceAdd = true;
                break;
            }
        }
    }
    return forceAdd;
}