Examples with ExportChangePortGroupCompleter com.emc.storageos.volumecontroller.impl.block.taskcompleter.ExportChangePortGroupCompleter used on opensource projects

Example 1 with ExportChangePortGroupCompleter

use of com.emc.storageos.volumecontroller.impl.block.taskcompleter.ExportChangePortGroupCompleter in project coprhd-controller by CoprHD.

the class VmaxMaskingOrchestrator method changePortGroup.

@Override
public void changePortGroup(URI storageURI, URI exportGroupURI, URI portGroupURI, List<URI> exportMaskURIs, boolean waitForApproval, String token) {
    ExportChangePortGroupCompleter taskCompleter = null;
    try {
        ExportGroup exportGroup = _dbClient.queryObject(ExportGroup.class, exportGroupURI);
        StorageSystem storage = _dbClient.queryObject(StorageSystem.class, storageURI);
        StoragePortGroup portGroup = _dbClient.queryObject(StoragePortGroup.class, portGroupURI);
        taskCompleter = new ExportChangePortGroupCompleter(storageURI, exportGroupURI, token, portGroupURI);
        logExportGroup(exportGroup, storageURI);
        String workflowKey = "changePortGroup";
        if (_workflowService.hasWorkflowBeenCreated(token, workflowKey)) {
            return;
        }
        Workflow workflow = _workflowService.getNewWorkflow(MaskingWorkflowEntryPoints.getInstance(), workflowKey, false, token);
        if (CollectionUtils.isEmpty(exportMaskURIs)) {
            _log.info("No export masks to change");
            taskCompleter.ready(_dbClient);
            return;
        }
        List<ExportMask> exportMasks = _dbClient.queryObject(ExportMask.class, exportMaskURIs);
        String previousStep = null;
        Set<URI> hostURIs = new HashSet<URI>();
        for (ExportMask oldMask : exportMasks) {
            // create a new masking view using the new port group
            SmisStorageDevice device = (SmisStorageDevice) getDevice();
            oldMask = device.refreshExportMask(storage, oldMask);
            StringSet existingInits = oldMask.getExistingInitiators();
            StringMap existingVols = oldMask.getExistingVolumes();
            if (!CollectionUtils.isEmpty(existingInits)) {
                String error = String.format("The export mask %s has unmanaged initiators %s", oldMask.getMaskName(), Joiner.on(',').join(existingInits));
                _log.error(error);
                ServiceError serviceError = DeviceControllerException.errors.changePortGroupValidationError(error);
                taskCompleter.error(_dbClient, serviceError);
                return;
            }
            if (!CollectionUtils.isEmpty(existingVols)) {
                String error = String.format("The export mask %s has unmanaged volumes %s", oldMask.getMaskName(), Joiner.on(',').join(existingVols.keySet()));
                _log.error(error);
                ServiceError serviceError = DeviceControllerException.errors.changePortGroupValidationError(error);
                taskCompleter.error(_dbClient, serviceError);
                return;
            }
            InitiatorHelper initiatorHelper = new InitiatorHelper(StringSetUtil.stringSetToUriList(oldMask.getInitiators())).process(exportGroup);
            List<String> initiatorNames = initiatorHelper.getPortNames();
            List<URI> volumes = StringSetUtil.stringSetToUriList(oldMask.getVolumes().keySet());
            ExportPathParams pathParams = _blockScheduler.calculateExportPathParamForVolumes(volumes, 0, storageURI, exportGroupURI);
            pathParams.setStoragePorts(portGroup.getStoragePorts());
            List<Initiator> initiators = ExportUtils.getExportMaskInitiators(oldMask, _dbClient);
            List<URI> initURIs = new ArrayList<URI>();
            for (Initiator init : initiators) {
                if (!NullColumnValueGetter.isNullURI(init.getHost())) {
                    hostURIs.add(init.getHost());
                }
                initURIs.add(init.getId());
            }
            // Get impacted export groups
            List<ExportGroup> impactedExportGroups = ExportMaskUtils.getExportGroups(_dbClient, oldMask);
            List<URI> exportGroupURIs = URIUtil.toUris(impactedExportGroups);
            _log.info("changePortGroup: exportMask {}, impacted export groups: {}", oldMask.getMaskName(), Joiner.on(',').join(exportGroupURIs));
            Map<URI, List<URI>> assignments = _blockScheduler.assignStoragePorts(storage, exportGroup, initiators, null, pathParams, volumes, _networkDeviceController, exportGroup.getVirtualArray(), token);
            // Trying to find if there is existing export mask or masking view for the same host and using the new
            // port group. If found one, add the volumes in the current export mask to the new one; otherwise, create
            // a new export mask/masking view, with the same storage group, initiator group and the new port group.
            // then delete the current export mask.
            ExportMask newMask = device.findExportMasksForPortGroupChange(storage, initiatorNames, portGroupURI);
            Map<URI, Integer> volumesToAdd = StringMapUtil.stringMapToVolumeMap(oldMask.getVolumes());
            if (newMask != null) {
                updateZoningMap(exportGroup, newMask, true);
                _log.info(String.format("adding these volumes %s to mask %s", Joiner.on(",").join(volumesToAdd.keySet()), newMask.getMaskName()));
                previousStep = generateZoningAddVolumesWorkflow(workflow, previousStep, exportGroup, Arrays.asList(newMask), new ArrayList<URI>(volumesToAdd.keySet()));
                String addVolumeStep = workflow.createStepId();
                ExportTaskCompleter exportTaskCompleter = new ExportMaskAddVolumeCompleter(exportGroupURI, newMask.getId(), volumesToAdd, addVolumeStep);
                exportTaskCompleter.setExportGroups(exportGroupURIs);
                Workflow.Method maskingExecuteMethod = new Workflow.Method("doExportGroupAddVolumes", storageURI, exportGroupURI, newMask.getId(), volumesToAdd, null, exportTaskCompleter);
                Workflow.Method maskingRollbackMethod = new Workflow.Method("rollbackExportGroupAddVolumes", storageURI, exportGroupURI, exportGroupURIs, newMask.getId(), volumesToAdd, initURIs, addVolumeStep);
                previousStep = workflow.createStep(EXPORT_GROUP_MASKING_TASK, String.format("Adding volumes to mask %s (%s)", newMask.getMaskName(), newMask.getId().toString()), previousStep, storageURI, storage.getSystemType(), MaskingWorkflowEntryPoints.class, maskingExecuteMethod, maskingRollbackMethod, addVolumeStep);
                previousStep = generateExportMaskAddVolumesWorkflow(workflow, previousStep, storage, exportGroup, newMask, volumesToAdd, null);
            } else {
                // We don't find existing export mask /masking view, we will create a new one.
                // first, to construct the new export mask name, if the export mask has the original name, then
                // append the new port group name to the current export mask name; if the export mask already has the current
                // port group name appended, then remove the current port group name, and append the new one.
                String oldName = oldMask.getMaskName();
                URI oldPGURI = oldMask.getPortGroup();
                if (oldPGURI != null) {
                    StoragePortGroup oldPG = _dbClient.queryObject(StoragePortGroup.class, oldPGURI);
                    if (oldPG != null) {
                        String pgName = oldPG.getLabel();
                        if (oldName.endsWith(pgName)) {
                            oldName = oldName.replaceAll(pgName, "");
                        }
                    }
                }
                String maskName = null;
                if (oldName.endsWith("_")) {
                    maskName = String.format("%s%s", oldName, portGroup.getLabel());
                } else {
                    maskName = String.format("%s_%s", oldName, portGroup.getLabel());
                }
                newMask = ExportMaskUtils.initializeExportMask(storage, exportGroup, initiators, volumesToAdd, getStoragePortsInPaths(assignments), assignments, maskName, _dbClient);
                newMask.setPortGroup(portGroupURI);
                List<BlockObject> vols = new ArrayList<BlockObject>();
                for (URI boURI : volumesToAdd.keySet()) {
                    BlockObject bo = BlockObject.fetch(_dbClient, boURI);
                    vols.add(bo);
                }
                newMask.addToUserCreatedVolumes(vols);
                _dbClient.updateObject(newMask);
                _log.info(String.format("Creating new exportMask %s", maskName));
                // Make a new TaskCompleter for the exportStep. It has only one subtask.
                // This is due to existing requirements in the doExportGroupCreate completion
                // logic.
                String maskingStep = workflow.createStepId();
                ExportTaskCompleter exportTaskCompleter = new ExportMaskChangePortGroupAddMaskCompleter(newMask.getId(), exportGroupURI, maskingStep);
                exportTaskCompleter.setExportGroups(exportGroupURIs);
                Workflow.Method maskingExecuteMethod = new Workflow.Method("doExportChangePortGroupAddPaths", storageURI, exportGroupURI, newMask.getId(), oldMask.getId(), portGroupURI, exportTaskCompleter);
                Workflow.Method maskingRollbackMethod = new Workflow.Method("rollbackExportGroupCreate", storageURI, exportGroupURI, newMask.getId(), maskingStep);
                maskingStep = workflow.createStep(EXPORT_GROUP_MASKING_TASK, String.format("Create export mask(%s) to use port group %s", newMask.getMaskName(), portGroup.getNativeGuid()), previousStep, storageURI, storage.getSystemType(), MaskingWorkflowEntryPoints.class, maskingExecuteMethod, maskingRollbackMethod, maskingStep);
                String zoningStep = workflow.createStepId();
                List<URI> masks = new ArrayList<URI>();
                masks.add(newMask.getId());
                previousStep = generateZoningCreateWorkflow(workflow, maskingStep, exportGroup, masks, volumesToAdd, zoningStep);
            }
        }
        previousStep = _wfUtils.generateHostRescanWorkflowSteps(workflow, hostURIs, previousStep);
        if (waitForApproval) {
            // Insert a step that will be suspended. When it resumes, it will re-acquire the lock keys,
            // which are released when the workflow suspends.
            List<String> lockKeys = ControllerLockingUtil.getHostStorageLockKeys(_dbClient, ExportGroup.ExportGroupType.valueOf(exportGroup.getType()), StringSetUtil.stringSetToUriList(exportGroup.getInitiators()), storageURI);
            String suspendMessage = "Adjust/rescan host/cluster paths. Press \"Resume\" to start removal of unnecessary paths." + "\"Rollback\" will terminate the order and roll back";
            Workflow.Method method = WorkflowService.acquireWorkflowLocksMethod(lockKeys, LockTimeoutValue.get(LockType.EXPORT_GROUP_OPS));
            Workflow.Method rollbackNull = Workflow.NULL_METHOD;
            previousStep = workflow.createStep("AcquireLocks", "Suspending for user verification of host/cluster connectivity.", previousStep, storage.getId(), storage.getSystemType(), WorkflowService.class, method, rollbackNull, waitForApproval, null);
            workflow.setSuspendedStepMessage(previousStep, suspendMessage);
        }
        for (ExportMask exportMask : exportMasks) {
            previousStep = generateChangePortGroupDeleteMaskWorkflowstep(storageURI, exportGroup, exportMask, previousStep, workflow);
        }
        _wfUtils.generateHostRescanWorkflowSteps(workflow, hostURIs, previousStep);
        if (!workflow.getAllStepStatus().isEmpty()) {
            _log.info("The change port group workflow has {} steps. Starting the workflow.", workflow.getAllStepStatus().size());
            // update ExportChangePortGroupCompleter with affected export groups
            Set<URI> affectedExportGroups = new HashSet<URI>();
            for (ExportMask mask : exportMasks) {
                List<ExportGroup> assocExportGroups = ExportMaskUtils.getExportGroups(_dbClient, mask);
                for (ExportGroup eg : assocExportGroups) {
                    affectedExportGroups.add(eg.getId());
                }
            }
            taskCompleter.setAffectedExportGroups(affectedExportGroups);
            workflow.executePlan(taskCompleter, "Change port group successfully.");
            _workflowService.markWorkflowBeenCreated(token, workflowKey);
        } else {
            taskCompleter.ready(_dbClient);
        }
    } catch (Exception e) {
        _log.error("Export change port group Orchestration failed.", e);
        if (taskCompleter != null) {
            ServiceError serviceError = DeviceControllerException.errors.jobFailedMsg(e.getMessage(), e);
            taskCompleter.error(_dbClient, serviceError);
        }
    }
}