Examples with WBEMClient javax.wbem.client.WBEMClient used on opensource projects

Example 16 with WBEMClient

use of javax.wbem.client.WBEMClient in project coprhd-controller by CoprHD.

the class CIMConnectionFactory method checkConnectionliveness.

/**
 * To-Do: check for Connection liveness 1. if null, add a new Connection. 2.
 * if connection present, then check for liveness.
 *
 * @return boolean
 */
public boolean checkConnectionliveness(CimConnection connection) {
    boolean isLive = false;
    if (null == connection) {
        return isLive;
    }
    WBEMClient wbemClient = connection.getCimClient();
    _log.debug("copPath:{}", _cop);
    try {
        // Call the provider to get computer systems.
        wbemClient.enumerateInstanceNames(_cop);
        isLive = true;
    } catch (WBEMException wbemEx) {
        _log.error("Invalid connection found for ipAddress: {}", connection.getHost());
    }
    return isLive;
}

Example 17 with WBEMClient

use of javax.wbem.client.WBEMClient in project coprhd-controller by CoprHD.

the class ExportProcessor method processResult.

/*
     * (non-Javadoc)
     * 
     * @see com.emc.storageos.plugins.common.Processor#processResult(com.emc.storageos.plugins.common.domainmodel.Operation,
     * java.lang.Object, java.util.Map)
     */
@SuppressWarnings("unchecked")
@Override
public void processResult(Operation operation, Object resultObj, Map<String, Object> keyMap) throws BaseCollectionException {
    initialize(operation, resultObj, keyMap);
    CloseableIterator<CIMInstance> it = null;
    EnumerateResponse<CIMInstance> response = null;
    List<Initiator> matchedInitiators = new ArrayList<Initiator>();
    List<StoragePort> matchedPorts = new ArrayList<StoragePort>();
    WBEMClient client = SMICommunicationInterface.getCIMClient(keyMap);
    StringSet knownIniSet = new StringSet();
    StringSet knownNetworkIdSet = new StringSet();
    StringSet knownPortSet = new StringSet();
    StringSet knownVolumeSet = new StringSet();
    try {
        // set lun masking view CIM path
        CIMObjectPath path = this.getObjectPathfromCIMArgument(_args, keyMap);
        UnManagedExportMask mask = this.getUnManagedExportMask(path);
        mask.setMaskingViewPath(path.toString());
        _logger.info("looking at lun masking view: " + path.toString());
        CIMInstance lunMaskingView = client.getInstance(path, false, false, null);
        if (lunMaskingView != null) {
            String maskName = CIMPropertyFactory.getPropertyValue(lunMaskingView, SmisConstants.CP_NAME);
            if (maskName != null) {
                mask.setMaskName(maskName);
            }
            _logger.info("set UnManagedExportMask maskName to " + mask.getMaskName());
        } else {
            _logger.info("lunMaskingView was null");
        }
        CIMProperty<String> deviceIdProperty = (CIMProperty<String>) path.getKey(SmisConstants.CP_DEVICE_ID);
        if (deviceIdProperty != null) {
            mask.setNativeId(deviceIdProperty.getValue());
        }
        _logger.info("set UnManagedExportMask nativeId to " + mask.getNativeId());
        // set storage system id
        URI systemId = (URI) keyMap.get(Constants.SYSTEMID);
        mask.setStorageSystemUri(systemId);
        response = (EnumerateResponse<CIMInstance>) resultObj;
        processVolumesAndInitiatorsPaths(response.getResponses(), mask, matchedInitiators, matchedPorts, knownIniSet, knownNetworkIdSet, knownPortSet, knownVolumeSet);
        while (!response.isEnd()) {
            _logger.info("Processing next Chunk");
            response = client.getInstancesWithPath(Constants.MASKING_PATH, response.getContext(), new UnsignedInteger32(BATCH_SIZE));
            processVolumesAndInitiatorsPaths(response.getResponses(), mask, matchedInitiators, matchedPorts, knownIniSet, knownNetworkIdSet, knownPortSet, knownVolumeSet);
        }
        // CTRL - 8918 - always update the mask with new initiators and volumes.
        mask.replaceNewWithOldResources(knownIniSet, knownNetworkIdSet, knownVolumeSet, knownPortSet);
        // get zones and store them?
        updateZoningMap(mask, matchedInitiators, matchedPorts);
        updateVplexBackendVolumes(mask, matchedInitiators);
        updateRecoverPointVolumes(mask, matchedInitiators);
    } catch (Exception e) {
        _logger.error("something failed", e);
    } finally {
        if (it != null) {
            it.close();
        }
        wrapUp();
        if (response != null) {
            try {
                client.closeEnumeration(Constants.MASKING_PATH, response.getContext());
            } catch (Exception e) {
                _logger.debug("Exception occurred while closing enumeration", e);
            }
        }
    }
}

Example 18 with WBEMClient

use of javax.wbem.client.WBEMClient in project coprhd-controller by CoprHD.

the class VnxExportOperations method getExportMaskHLUs.

@Override
public Map<URI, Integer> getExportMaskHLUs(StorageSystem storage, ExportMask exportMask) {
    Map<URI, Integer> hlus = Collections.emptyMap();
    try {
        CIMInstance instance = _helper.getLunMaskingProtocolController(storage, exportMask);
        // There's a StorageGroup on the array for the ExportMask and it has userAddedVolumes.
        if (instance != null && exportMask.getUserAddedVolumes() != null) {
            hlus = new HashMap<>();
            WBEMClient client = _helper.getConnection(storage).getCimClient();
            // Get the volume WWN to HLU mapping from the StorageGroup
            Map<String, Integer> discoveredVolumes = _helper.getVolumesFromLunMaskingInstance(client, instance);
            for (String wwn : discoveredVolumes.keySet()) {
                Integer hlu = discoveredVolumes.get(wwn);
                if (hlu != null && exportMask.getUserAddedVolumes().containsKey(wwn)) {
                    // Look up the volume URI given the WWN
                    String uriString = exportMask.getUserAddedVolumes().get(wwn);
                    // We have a proper HLU
                    hlus.put(URI.create(uriString), hlu);
                }
            }
        }
        _log.info(String.format("Retrieved these volumes from ExportMask %s (%s): %s", exportMask.getMaskName(), exportMask.getId(), CommonTransformerFunctions.collectionString(hlus.entrySet())));
    } catch (Exception e) {
        // Log an error, but return an empty list
        _log.error(String.format("Encountered an exception when attempting to get volume to HLU mapping from ExportMask %s", exportMask.getMaskName()), e);
        // We encountered an exception, so let's not return partial data ...
        if (!hlus.isEmpty()) {
            hlus.clear();
        }
    }
    return hlus;
}

Example 19 with WBEMClient

use of javax.wbem.client.WBEMClient in project coprhd-controller by CoprHD.

the class VnxExportOperations method findHLUsForInitiators.

@Override
public Set<Integer> findHLUsForInitiators(StorageSystem storage, List<String> initiatorNames, boolean mustHaveAllPorts) {
    long startTime = System.currentTimeMillis();
    Set<Integer> usedHLUs = new HashSet<Integer>();
    CloseableIterator<CIMInstance> lunMaskingIter = null;
    try {
        // Get a mapping of the initiator port names to their CIMObjectPaths on the provider
        WBEMClient client = _helper.getConnection(storage).getCimClient();
        HashMap<String, CIMObjectPath> initiatorPathsMap = _cimPath.getInitiatorToInitiatorPath(storage, initiatorNames);
        List<String> maskNames = new ArrayList<String>();
        // Iterate through each initiator port name ...
        for (String initiatorName : initiatorPathsMap.keySet()) {
            CIMObjectPath initiatorPath = initiatorPathsMap.get(initiatorName);
            // Find out if there is a Lun Masking Instance associated with the initiator...
            lunMaskingIter = _helper.getAssociatorInstances(storage, initiatorPath, null, SmisConstants.CLAR_LUN_MASKING_SCSI_PROTOCOL_CONTROLLER, null, null, SmisConstants.PS_LUN_MASKING_CNTRL_NAME_AND_ROLE);
            while (lunMaskingIter.hasNext()) {
                // Found a Lun Masking Instance...
                CIMInstance instance = lunMaskingIter.next();
                String systemName = CIMPropertyFactory.getPropertyValue(instance, SmisConstants.CP_SYSTEM_NAME);
                if (!systemName.contains(storage.getSerialNumber())) {
                    // SMISProvider pointed to by 'storage' system.
                    continue;
                }
                String name = CIMPropertyFactory.getPropertyValue(instance, SmisConstants.CP_ELEMENT_NAME);
                if (!maskNames.contains(name)) {
                    _log.info("Found matching mask {}", name);
                    maskNames.add(name);
                    // Find all the initiators associated with the Masking instance
                    List<String> initiatorPorts = _helper.getInitiatorsFromLunMaskingInstance(client, instance);
                    // Get volumes for the Masking instance
                    Map<String, Integer> volumeWWNs = _helper.getVolumesFromLunMaskingInstance(client, instance);
                    // add HLUs to set
                    usedHLUs.addAll(volumeWWNs.values());
                    _log.info(String.format("%nXM:%s I:{%s} V:{%s} HLU:{%s}%n", name, Joiner.on(',').join(initiatorPorts), Joiner.on(',').join(volumeWWNs.keySet()), volumeWWNs.values()));
                }
            }
        }
        _log.info(String.format("HLUs found for Initiators { %s }: %s", Joiner.on(',').join(initiatorNames), usedHLUs));
    } catch (Exception e) {
        String errMsg = "Encountered an SMIS error when attempting to query used HLUs for initiators: " + e.getMessage();
        _log.error(errMsg, e);
        throw SmisException.exceptions.hluRetrievalFailed(errMsg, e);
    } finally {
        if (lunMaskingIter != null) {
            lunMaskingIter.close();
        }
        long totalTime = System.currentTimeMillis() - startTime;
        _log.info(String.format("find used HLUs for Initiators took %f seconds", (double) totalTime / (double) 1000));
    }
    return usedHLUs;
}

Example 20 with WBEMClient

use of javax.wbem.client.WBEMClient in project coprhd-controller by CoprHD.

the class VnxExportOperations method refreshExportMask.

@Override
public ExportMask refreshExportMask(StorageSystem storage, ExportMask mask) throws DeviceControllerException {
    try {
        CIMInstance instance = _helper.getLunMaskingProtocolController(storage, mask);
        if (instance != null) {
            StringBuilder builder = new StringBuilder();
            WBEMClient client = _helper.getConnection(storage).getCimClient();
            String name = CIMPropertyFactory.getPropertyValue(instance, SmisConstants.CP_ELEMENT_NAME);
            // Get volumes and initiators for the masking instance
            Map<String, Integer> discoveredVolumes = _helper.getVolumesFromLunMaskingInstance(client, instance);
            // Update user added volume's HLU information in ExportMask and ExportGroup
            ExportMaskUtils.updateHLUsInExportMask(mask, discoveredVolumes, _dbClient);
            List<String> discoveredPorts = _helper.getInitiatorsFromLunMaskingInstance(client, instance);
            Set existingInitiators = (mask.getExistingInitiators() != null) ? mask.getExistingInitiators() : Collections.emptySet();
            Set existingVolumes = (mask.getExistingVolumes() != null) ? mask.getExistingVolumes().keySet() : Collections.emptySet();
            builder.append(String.format("%nXM existing objects: %s I{%s} V:{%s}%n", name, Joiner.on(',').join(existingInitiators), Joiner.on(',').join(existingVolumes)));
            builder.append(String.format("XM discovered: %s I:{%s} V:{%s}%n", name, Joiner.on(',').join(discoveredPorts), Joiner.on(',').join(discoveredVolumes.keySet())));
            List<String> initiatorsToAddToExisting = new ArrayList<String>();
            List<Initiator> initiatorsToAddToUserAddedAndInitiatorList = new ArrayList<Initiator>();
            /**
             * For the newly discovered initiators, if they are ViPR discovered ports and belong to same resource
             * add them to user added and initiators list, otherwise add to existing list.
             */
            for (String port : discoveredPorts) {
                String normalizedPort = Initiator.normalizePort(port);
                if (!mask.hasExistingInitiator(normalizedPort) && !mask.hasUserInitiator(normalizedPort)) {
                    Initiator existingInitiator = ExportUtils.getInitiator(Initiator.toPortNetworkId(port), _dbClient);
                    // Don't add additional initiator to initiators list if it belongs to different host/cluster
                    if (existingInitiator != null && !ExportMaskUtils.checkIfDifferentResource(mask, existingInitiator)) {
                        _log.info("Initiator {}->{} belonging to same compute, adding to userAdded and initiator list.", normalizedPort, existingInitiator.getId());
                        initiatorsToAddToUserAddedAndInitiatorList.add(existingInitiator);
                    } else {
                        initiatorsToAddToExisting.add(normalizedPort);
                    }
                }
            }
            /**
             * Get the existing initiators from the mask and remove the non-discovered ports because
             * they are not discovered and are stale.
             *
             * If the mask has existing initiators but if they are discovered and belongs to same compute resource, then the
             * initiators has to get added to user Added and initiators list, and removed from existing list.
             */
            List<String> initiatorsToRemoveFromExistingList = new ArrayList<String>();
            if (mask.getExistingInitiators() != null && !mask.getExistingInitiators().isEmpty()) {
                for (String existingInitiatorStr : mask.getExistingInitiators()) {
                    if (!discoveredPorts.contains(existingInitiatorStr)) {
                        initiatorsToRemoveFromExistingList.add(existingInitiatorStr);
                    } else {
                        Initiator existingInitiator = ExportUtils.getInitiator(Initiator.toPortNetworkId(existingInitiatorStr), _dbClient);
                        if (existingInitiator != null && !ExportMaskUtils.checkIfDifferentResource(mask, existingInitiator)) {
                            _log.info("Initiator {}->{} belonging to same compute, removing from existing," + " and adding to userAdded and initiator list", existingInitiatorStr, existingInitiator.getId());
                            initiatorsToAddToUserAddedAndInitiatorList.add(existingInitiator);
                            initiatorsToRemoveFromExistingList.add(existingInitiatorStr);
                        }
                    }
                }
            }
            /**
             * Get all the initiators from the mask and remove all the ViPR discovered ports.
             * The remaining list has to be removed from user Added and initiator list, because they are not available in ViPR
             * but has to be moved to existing list.
             */
            List<URI> initiatorsToRemoveFromUserAddedAndInitiatorList = new ArrayList<URI>();
            if (mask.getInitiators() != null && !mask.getInitiators().isEmpty()) {
                initiatorsToRemoveFromUserAddedAndInitiatorList.addAll(transform(mask.getInitiators(), CommonTransformerFunctions.FCTN_STRING_TO_URI));
                for (String port : discoveredPorts) {
                    String normalizedPort = Initiator.normalizePort(port);
                    Initiator initiatorDiscoveredInViPR = ExportUtils.getInitiator(Initiator.toPortNetworkId(port), _dbClient);
                    if (initiatorDiscoveredInViPR != null) {
                        initiatorsToRemoveFromUserAddedAndInitiatorList.remove(initiatorDiscoveredInViPR.getId());
                    } else if (!mask.hasExistingInitiator(normalizedPort)) {
                        _log.info("Initiator {} not found in database, removing from user Added and initiator list," + " and adding to existing list.", port);
                        initiatorsToAddToExisting.add(normalizedPort);
                    }
                }
            }
            boolean removeInitiators = !initiatorsToRemoveFromExistingList.isEmpty() || !initiatorsToRemoveFromUserAddedAndInitiatorList.isEmpty();
            boolean addInitiators = !initiatorsToAddToUserAddedAndInitiatorList.isEmpty() || !initiatorsToAddToExisting.isEmpty();
            // Check the volumes and update the lists as necessary
            Map<String, Integer> volumesToAdd = ExportMaskUtils.diffAndFindNewVolumes(mask, discoveredVolumes);
            boolean addVolumes = !volumesToAdd.isEmpty();
            boolean removeVolumes = false;
            List<String> volumesToRemove = new ArrayList<String>();
            if (mask.getExistingVolumes() != null && !mask.getExistingVolumes().isEmpty()) {
                volumesToRemove.addAll(mask.getExistingVolumes().keySet());
                volumesToRemove.removeAll(discoveredVolumes.keySet());
            }
            // if the volume is in export mask's user added volumes and also in the existing volumes, remove from existing volumes
            for (String wwn : discoveredVolumes.keySet()) {
                if (mask.hasExistingVolume(wwn)) {
                    URIQueryResultList volumeList = new URIQueryResultList();
                    _dbClient.queryByConstraint(AlternateIdConstraint.Factory.getVolumeWwnConstraint(wwn), volumeList);
                    if (volumeList.iterator().hasNext()) {
                        URI volumeURI = volumeList.iterator().next();
                        if (mask.hasUserCreatedVolume(volumeURI)) {
                            builder.append(String.format("\texisting volumes contain wwn %s, but it is also in the " + "export mask's user added volumes, so removing from existing volumes", wwn));
                            volumesToRemove.add(wwn);
                        }
                    }
                }
            }
            removeVolumes = !volumesToRemove.isEmpty();
            // NOTE/TODO: We are not modifying the storage ports upon refresh like we do for VMAX.
            // Refer to CTRL-6982.
            builder.append(String.format("XM refresh: %s existing initiators; add:{%s} remove:{%s}%n", name, Joiner.on(',').join(initiatorsToAddToExisting), Joiner.on(',').join(initiatorsToRemoveFromExistingList)));
            builder.append(String.format("XM refresh: %s user added and initiator list; add:{%s} remove:{%s}%n", name, Joiner.on(',').join(initiatorsToAddToUserAddedAndInitiatorList), Joiner.on(',').join(initiatorsToRemoveFromUserAddedAndInitiatorList)));
            builder.append(String.format("XM refresh: %s volumes; add:{%s} remove:{%s}%n", name, Joiner.on(',').join(volumesToAdd.keySet()), Joiner.on(',').join(volumesToRemove)));
            // Any changes indicated, then update the mask and persist it
            if (addInitiators || removeInitiators || addVolumes || removeVolumes) {
                builder.append("XM refresh: There are changes to mask, " + "updating it...\n");
                mask.removeFromExistingInitiators(initiatorsToRemoveFromExistingList);
                mask.removeInitiatorURIs(initiatorsToRemoveFromUserAddedAndInitiatorList);
                mask.removeFromUserAddedInitiatorsByURI(initiatorsToRemoveFromUserAddedAndInitiatorList);
                mask.addInitiators(initiatorsToAddToUserAddedAndInitiatorList);
                mask.addToUserCreatedInitiators(initiatorsToAddToUserAddedAndInitiatorList);
                mask.addToExistingInitiatorsIfAbsent(initiatorsToAddToExisting);
                mask.removeFromExistingVolumes(volumesToRemove);
                mask.addToExistingVolumesIfAbsent(volumesToAdd);
                // Update the volume list to include existing volumes if know about them.
                if (addVolumes) {
                    for (String wwn : volumesToAdd.keySet()) {
                        URIQueryResultList results = new URIQueryResultList();
                        _dbClient.queryByConstraint(AlternateIdConstraint.Factory.getVolumeWwnConstraint(wwn.toUpperCase()), results);
                        if (results != null) {
                            Iterator<URI> resultsIter = results.iterator();
                            if (resultsIter.hasNext()) {
                                Volume volume = _dbClient.queryObject(Volume.class, resultsIter.next());
                                if (null != volume) {
                                    mask.addVolume(volume.getId(), volumesToAdd.get(wwn));
                                }
                            }
                        }
                    }
                }
                ExportMaskUtils.sanitizeExportMaskContainers(_dbClient, mask);
                _dbClient.updateObject(mask);
            } else {
                builder.append("XM refresh: There are no changes to the mask\n");
            }
            _networkDeviceController.refreshZoningMap(mask, transform(initiatorsToRemoveFromUserAddedAndInitiatorList, CommonTransformerFunctions.FCTN_URI_TO_STRING), Collections.<String>emptyList(), (addInitiators || removeInitiators), true);
            _log.info(builder.toString());
        }
    } catch (Exception e) {
        boolean throwException = true;
        if (e instanceof WBEMException) {
            WBEMException we = (WBEMException) e;
            // Only throw exception if code is not CIM_ERROR_NOT_FOUND
            throwException = (we.getID() != WBEMException.CIM_ERR_NOT_FOUND);
        }
        if (throwException) {
            String msg = "Error when attempting to query LUN masking information: " + e.getMessage();
            _log.error(MessageFormat.format("Encountered an SMIS error when attempting to refresh existing exports: {0}", msg), e);
            throw SmisException.exceptions.refreshExistingMaskFailure(msg, e);
        }
    }
    return mask;
}