2 * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.vpnservice.elan.internal;
11 import java.util.ArrayList;
12 import java.util.Collection;
13 import java.util.List;
14 import java.util.concurrent.Future;
16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
17 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
18 import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipService;
19 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
20 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
21 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
22 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
23 import org.opendaylight.elanmanager.api.IElanService;
24 import org.opendaylight.elanmanager.exceptions.MacNotFoundException;
25 import org.opendaylight.vpnservice.datastoreutils.DataStoreJobCoordinator;
26 import org.opendaylight.vpnservice.elan.l2gw.internal.ElanL2GatewayProvider;
27 import org.opendaylight.vpnservice.elan.statisitcs.ElanStatisticsImpl;
28 import org.opendaylight.vpnservice.elan.statusanddiag.ElanStatusMonitor;
29 import org.opendaylight.vpnservice.elan.utils.ElanClusterUtils;
30 import org.opendaylight.vpnservice.elan.utils.ElanConstants;
31 import org.opendaylight.vpnservice.elan.utils.ElanUtils;
32 import org.opendaylight.vpnservice.interfacemgr.interfaces.IInterfaceManager;
33 import org.opendaylight.vpnservice.itm.api.IITMProvider;
34 import org.opendaylight.vpnservice.mdsalutil.MDSALUtil;
35 import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
36 import org.opendaylight.vpnservice.utils.hwvtep.HwvtepSouthboundUtils;
37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.MacAddress;
39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SalFlowService;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalLocatorAugmentation;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LocalUcastMacs;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteUcastMacs;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.ElanInstances;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.ElanInterfaces;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan._interface.forwarding.entries.ElanInterfaceMac;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.instances.ElanInstance;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.instances.ElanInstanceBuilder;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.instances.ElanInstanceKey;
50 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.interfaces.ElanInterface;
51 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.interfaces.ElanInterfaceBuilder;
52 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.interfaces.ElanInterfaceKey;
53 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.state.Elan;
54 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.forwarding.entries.MacEntry;
55 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.statistics.rev150824.ElanStatisticsService;
56 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.CreateIdPoolInput;
57 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.CreateIdPoolInputBuilder;
58 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
59 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.OdlInterfaceRpcService;
60 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rpcs.rev151217.ItmRpcService;
61 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
62 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
63 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
64 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
65 import org.opendaylight.yangtools.yang.common.RpcResult;
66 import org.slf4j.Logger;
67 import org.slf4j.LoggerFactory;
69 import com.google.common.base.Optional;
71 public class ElanServiceProvider implements BindingAwareProvider, IElanService, AutoCloseable {
73 private IdManagerService idManager;
74 private IMdsalApiManager mdsalManager;
75 private IInterfaceManager interfaceManager;
76 private OdlInterfaceRpcService interfaceManagerRpcService;
77 private ElanInstanceManager elanInstanceManager;
78 private ElanForwardingEntriesHandler elanForwardingEntriesHandler;
79 private ElanInterfaceManager elanInterfaceManager;
80 private ElanPacketInHandler elanPacketInHandler;
81 private ElanSmacFlowEventListener elanSmacFlowEventListener;
82 private ElanInterfaceStateChangeListener elanInterfaceStateChangeListener;
83 private ElanInterfaceStateClusteredListener infStateChangeClusteredListener;
84 private ElanDpnInterfaceClusteredListener elanDpnInterfaceClusteredListener;
85 private ElanNodeListener elanNodeListener;
86 private NotificationService notificationService;
87 private RpcProviderRegistry rpcProviderRegistry;
88 private IITMProvider itmManager;
89 private ItmRpcService itmRpcService;
90 private DataBroker broker;
91 private ElanL2GatewayProvider elanL2GatewayProvider;
93 private EntityOwnershipService entityOwnershipService;
95 private static final ElanStatusMonitor elanStatusMonitor = ElanStatusMonitor.getInstance();
96 static DataStoreJobCoordinator dataStoreJobCoordinator;
98 public static void setDataStoreJobCoordinator(DataStoreJobCoordinator ds) {
99 dataStoreJobCoordinator = ds;
102 public static DataStoreJobCoordinator getDataStoreJobCoordinator() {
103 if (dataStoreJobCoordinator == null) {
104 dataStoreJobCoordinator = DataStoreJobCoordinator.getInstance();
106 return dataStoreJobCoordinator;
110 public ElanServiceProvider(RpcProviderRegistry rpcRegistry) {
111 rpcProviderRegistry = rpcRegistry;
112 elanStatusMonitor.registerMbean();
115 // private ElanInterfaceStateChangeListener elanInterfaceEventListener;
116 private ElanItmEventListener elanItmEventListener;
118 private static final Logger logger = LoggerFactory.getLogger(ElanServiceProvider.class);
121 public void onSessionInitiated(ProviderContext session) {
122 elanStatusMonitor.reportStatus("STARTING");
125 getDataStoreJobCoordinator();
126 broker = session.getSALService(DataBroker.class);
128 ElanUtils.setDataBroker(broker);
129 ElanUtils.setIfaceMgrRpcService(interfaceManagerRpcService);
130 ElanUtils.setItmRpcService(itmRpcService);
131 ElanUtils.setMdsalManager(mdsalManager);
133 elanForwardingEntriesHandler = new ElanForwardingEntriesHandler(broker);
135 elanInterfaceManager = ElanInterfaceManager.getElanInterfaceManager();
136 elanInterfaceManager.setInterfaceManager(interfaceManager);
137 elanInterfaceManager.setIdManager(idManager);
138 elanInterfaceManager.setMdSalApiManager(mdsalManager);
139 elanInterfaceManager.setDataBroker(broker);
140 elanInterfaceManager.setInterfaceManagerRpcService(interfaceManagerRpcService);
141 elanInterfaceManager.setElanForwardingEntriesHandler(elanForwardingEntriesHandler);
143 elanInstanceManager = ElanInstanceManager.getElanInstanceManager();
144 elanInstanceManager.setDataBroker(broker);
145 elanInstanceManager.setIdManager(idManager);
146 elanInstanceManager.setElanInterfaceManager(elanInterfaceManager);
147 elanInstanceManager.setInterfaceManager(interfaceManager);
150 elanNodeListener = new ElanNodeListener(broker, mdsalManager);
152 elanPacketInHandler = new ElanPacketInHandler(broker);
153 elanPacketInHandler.setInterfaceManager(interfaceManager);
156 elanSmacFlowEventListener = new ElanSmacFlowEventListener(broker);
157 elanSmacFlowEventListener.setMdSalApiManager(mdsalManager);
158 elanSmacFlowEventListener.setInterfaceManager(interfaceManager);
159 elanSmacFlowEventListener.setSalFlowService(session.getRpcService(SalFlowService.class));
162 // Initialize statistics rpc provider for elan
163 ElanStatisticsService interfaceStatsService = new ElanStatisticsImpl(broker, interfaceManager,
165 rpcProviderRegistry.addRpcImplementation(ElanStatisticsService.class, interfaceStatsService);
167 elanInterfaceStateChangeListener = new ElanInterfaceStateChangeListener(broker, elanInterfaceManager);
168 elanInterfaceStateChangeListener.setInterfaceManager(interfaceManager);
170 infStateChangeClusteredListener = new ElanInterfaceStateClusteredListener(broker, elanInterfaceManager);
172 elanDpnInterfaceClusteredListener = new ElanDpnInterfaceClusteredListener(broker, elanInterfaceManager);
173 ElanClusterUtils.setEntityOwnershipService(entityOwnershipService);
174 ElanClusterUtils.setDataStoreJobCoordinator(dataStoreJobCoordinator);
175 this.elanL2GatewayProvider = new ElanL2GatewayProvider(this);
177 elanInterfaceManager.registerListener();
178 elanInstanceManager.registerListener();
179 notificationService.registerNotificationListener(elanSmacFlowEventListener);
180 notificationService.registerNotificationListener(elanPacketInHandler);
182 elanStatusMonitor.reportStatus("OPERATIONAL");
183 } catch (Exception e) {
184 logger.error("Error initializing services", e);
185 elanStatusMonitor.reportStatus("ERROR");
189 public void setIdManager(IdManagerService idManager) {
190 this.idManager = idManager;
193 public void setMdsalManager(IMdsalApiManager mdsalManager) {
194 this.mdsalManager = mdsalManager;
197 public void setInterfaceManager(IInterfaceManager interfaceManager) {
198 this.interfaceManager = interfaceManager;
201 public void setEntityOwnershipService(EntityOwnershipService entityOwnershipService) {
202 this.entityOwnershipService = entityOwnershipService;
205 public IInterfaceManager getInterfaceManager() {
206 return this.interfaceManager;
209 public IMdsalApiManager getMdsalManager() {
213 public IITMProvider getItmManager() {
217 public DataBroker getBroker() {
221 public void setNotificationService(NotificationService notificationService) {
222 this.notificationService = notificationService;
225 public void setInterfaceManagerRpcService(OdlInterfaceRpcService interfaceManager) {
226 this.interfaceManagerRpcService = interfaceManager;
229 public OdlInterfaceRpcService getInterfaceManagerRpcService() {
230 return interfaceManagerRpcService;
233 public void setItmManager(IITMProvider itmManager) {
234 this.itmManager = itmManager;
237 public void setItmRpcService(ItmRpcService itmRpcService) {
238 this.itmRpcService = itmRpcService;
241 public ItmRpcService getItmRpcService() {
242 return itmRpcService;
245 public ElanInstanceManager getElanInstanceManager() {
246 return elanInstanceManager;
249 public ElanInterfaceManager getElanInterfaceManager() {
250 return elanInterfaceManager;
253 public EntityOwnershipService getEntityOwnershipService() {
254 return entityOwnershipService;
257 private void createIdPool() {
258 CreateIdPoolInput createPool = new CreateIdPoolInputBuilder().setPoolName(ElanConstants.ELAN_ID_POOL_NAME)
259 .setLow(ElanConstants.ELAN_ID_LOW_VALUE).setHigh(ElanConstants.ELAN_ID_HIGH_VALUE).build();
261 Future<RpcResult<Void>> result = idManager.createIdPool(createPool);
262 if ((result != null) && (result.get().isSuccessful())) {
263 logger.debug("ELAN Id Pool is created successfully");
265 } catch (Exception e) {
266 logger.error("Failed to create ELAN Id pool {}", e);
271 public boolean createElanInstance(String elanInstanceName, long macTimeout, String description) {
272 ElanInstance existingElanInstance = elanInstanceManager.getElanInstanceByName(elanInstanceName);
273 boolean isSuccess = true;
274 if (existingElanInstance != null) {
275 if (compareWithExistingElanInstance(existingElanInstance, macTimeout, description)) {
276 logger.debug("Elan Instance is already present in the Operational DS {}", existingElanInstance);
279 ElanInstance updateElanInstance = new ElanInstanceBuilder().setElanInstanceName(elanInstanceName)
280 .setDescription(description).setMacTimeout(macTimeout)
281 .setKey(new ElanInstanceKey(elanInstanceName)).build();
282 MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION,
283 ElanUtils.getElanInstanceConfigurationDataPath(elanInstanceName), updateElanInstance);
284 logger.debug("Updating the Elan Instance {} with MAC TIME-OUT %l and Description %s ",
285 updateElanInstance, macTimeout, description);
288 ElanInstance elanInstance = new ElanInstanceBuilder().setElanInstanceName(elanInstanceName)
289 .setMacTimeout(macTimeout).setDescription(description).setKey(new ElanInstanceKey(elanInstanceName))
291 MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION,
292 ElanUtils.getElanInstanceConfigurationDataPath(elanInstanceName), elanInstance);
293 logger.debug("Creating the new Elan Instance {}", elanInstance);
298 public static boolean compareWithExistingElanInstance(ElanInstance existingElanInstance, long macTimeOut,
299 String description) {
300 boolean isEqual = false;
301 if (existingElanInstance.getMacTimeout() == macTimeOut
302 && existingElanInstance.getDescription().equals(description)) {
309 public void updateElanInstance(String elanInstanceName, long newMacTimout, String newDescription) {
310 createElanInstance(elanInstanceName, newMacTimout, newDescription);
314 public boolean deleteElanInstance(String elanInstanceName) {
315 boolean isSuccess = false;
316 ElanInstance existingElanInstance = elanInstanceManager.getElanInstanceByName(elanInstanceName);
317 if (existingElanInstance == null) {
318 logger.debug("Elan Instance is not present {}", existingElanInstance);
321 logger.debug("Deletion of the existing Elan Instance {}", existingElanInstance);
322 ElanUtils.delete(broker, LogicalDatastoreType.CONFIGURATION,
323 ElanUtils.getElanInstanceConfigurationDataPath(elanInstanceName));
329 public void addElanInterface(String elanInstanceName, String interfaceName, List<String> staticMacAddresses,
330 String description) {
331 ElanInstance existingElanInstance = elanInstanceManager.getElanInstanceByName(elanInstanceName);
332 if (existingElanInstance != null) {
333 ElanInterface elanInterface;
334 if (staticMacAddresses == null) {
335 elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName)
336 .setDescription(description).setName(interfaceName).setKey(new ElanInterfaceKey(interfaceName))
339 elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName)
340 .setDescription(description).setName(interfaceName)
341 .setStaticMacEntries(getPhysAddress(staticMacAddresses))
342 .setKey(new ElanInterfaceKey(interfaceName)).build();
344 MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION,
345 ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName), elanInterface);
346 logger.debug("Creating the new ELan Interface {}", elanInterface);
352 public void updateElanInterface(String elanInstanceName, String interfaceName,
353 List<String> updatedStaticMacAddresses, String newDescription) {
354 ElanInterface existingElanInterface = ElanUtils.getElanInterfaceByElanInterfaceName(interfaceName);
355 if (existingElanInterface == null) {
358 List<PhysAddress> existingMacAddress = existingElanInterface.getStaticMacEntries();
359 List<PhysAddress> updatedMacAddresses = getPhysAddress(updatedStaticMacAddresses);
360 List<PhysAddress> updatedPhysAddress = getUpdatedPhyAddress(existingMacAddress, updatedMacAddresses);
361 if (updatedPhysAddress.size() > 0) {
362 logger.debug("updating the ElanInterface with new Mac Entries {}", updatedStaticMacAddresses);
363 ElanInterface elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName)
364 .setName(interfaceName).setDescription(newDescription).setStaticMacEntries(updatedPhysAddress)
365 .setKey(new ElanInterfaceKey(interfaceName)).build();
366 MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION,
367 ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName), elanInterface);
372 public void deleteElanInterface(String elanInstanceName, String interfaceName) {
373 ElanInterface existingElanInterface = ElanUtils.getElanInterfaceByElanInterfaceName(interfaceName);
374 if (existingElanInterface != null) {
375 ElanUtils.delete(broker, LogicalDatastoreType.CONFIGURATION,
376 ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName));
377 logger.debug("deleting the Elan Interface {}", existingElanInterface);
382 public void addStaticMacAddress(String elanInstanceName, String interfaceName, String macAddress) {
383 ElanInterface existingElanInterface = ElanUtils.getElanInterfaceByElanInterfaceName(interfaceName);
384 PhysAddress updateStaticMacAddress = new PhysAddress(macAddress);
385 if (existingElanInterface != null) {
386 List<PhysAddress> existingMacAddress = existingElanInterface.getStaticMacEntries();
387 if (existingMacAddress.contains(updateStaticMacAddress)) {
390 existingMacAddress.add(updateStaticMacAddress);
391 ElanInterface elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName)
392 .setName(interfaceName).setStaticMacEntries(existingMacAddress)
393 .setDescription(existingElanInterface.getDescription()).setKey(new ElanInterfaceKey(interfaceName))
395 MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION,
396 ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName), elanInterface);
401 public void deleteStaticMacAddress(String elanInstanceName, String interfaceName, String macAddress)
402 throws MacNotFoundException {
403 ElanInterface existingElanInterface = ElanUtils.getElanInterfaceByElanInterfaceName(interfaceName);
404 PhysAddress physAddress = new PhysAddress(macAddress);
405 if (existingElanInterface == null) {
408 List<PhysAddress> existingMacAddress = existingElanInterface.getStaticMacEntries();
409 if (existingMacAddress.contains(physAddress)) {
410 existingMacAddress.remove(physAddress);
411 ElanInterface elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName)
412 .setName(interfaceName).setStaticMacEntries(existingMacAddress)
413 .setDescription(existingElanInterface.getDescription()).setKey(new ElanInterfaceKey(interfaceName))
415 MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION,
416 ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName), elanInterface);
418 throw new MacNotFoundException("Mac Not Found Exception");
423 public Collection<MacEntry> getElanMacTable(String elanInstanceName) {
424 Elan elanInfo = ElanUtils.getElanByName(elanInstanceName);
425 List<MacEntry> macAddress = new ArrayList<>();
426 if (elanInfo == null) {
429 List<String> elanInterfaces = elanInfo.getElanInterfaces();
430 if (elanInterfaces != null && elanInterfaces.size() > 0) {
431 for (String elanInterface : elanInterfaces) {
432 ElanInterfaceMac elanInterfaceMac = ElanUtils.getElanInterfaceMacByInterfaceName(elanInterface);
433 if (elanInterfaceMac != null && elanInterfaceMac.getMacEntry() != null
434 && elanInterfaceMac.getMacEntry().size() > 0) {
435 macAddress.addAll(elanInterfaceMac.getMacEntry());
443 public void flushMACTable(String elanInstanceName) {
444 Elan elanInfo = ElanUtils.getElanByName(elanInstanceName);
445 if (elanInfo == null) {
448 List<String> elanInterfaces = elanInfo.getElanInterfaces();
449 if (elanInterfaces == null || elanInterfaces.isEmpty()) {
452 for (String elanInterface : elanInterfaces) {
453 ElanInterfaceMac elanInterfaceMac = ElanUtils.getElanInterfaceMacByInterfaceName(elanInterface);
454 if (elanInterfaceMac.getMacEntry() != null && elanInterfaceMac.getMacEntry().size() > 0) {
455 List<MacEntry> macEntries = elanInterfaceMac.getMacEntry();
456 for (MacEntry macEntry : macEntries) {
458 deleteStaticMacAddress(elanInstanceName, elanInterface, macEntry.getMacAddress().getValue());
459 } catch (MacNotFoundException e) {
460 logger.error("Mac Not Found Exception {}", e);
470 public void close() throws Exception {
471 this.elanInstanceManager.close();
472 this.elanL2GatewayProvider.close();
475 public static List<PhysAddress> getPhysAddress(List<String> macAddress) {
476 List<PhysAddress> physAddresses = new ArrayList<>();
477 for (String mac : macAddress) {
478 physAddresses.add(new PhysAddress(mac));
480 return physAddresses;
483 public List<PhysAddress> getUpdatedPhyAddress(List<PhysAddress> originalAddresses,
484 List<PhysAddress> updatePhyAddresses) {
485 if (updatePhyAddresses != null && !updatePhyAddresses.isEmpty()) {
486 List<PhysAddress> existingClonedPhyAddress = new ArrayList<>();
487 if (originalAddresses != null && !originalAddresses.isEmpty()) {
488 existingClonedPhyAddress.addAll(0, originalAddresses);
489 originalAddresses.removeAll(updatePhyAddresses);
490 updatePhyAddresses.removeAll(existingClonedPhyAddress);
493 return updatePhyAddresses;
497 public ElanInstance getElanInstance(String elanName) {
498 return ElanUtils.getElanInstanceByName(elanName);
502 public List<ElanInstance> getElanInstances() {
503 List<ElanInstance> elanList = new ArrayList<ElanInstance>();
504 InstanceIdentifier<ElanInstances> elanInstancesIdentifier = InstanceIdentifier.builder(ElanInstances.class)
506 Optional<ElanInstances> elansOptional = ElanUtils.read(broker, LogicalDatastoreType.CONFIGURATION,
507 elanInstancesIdentifier);
508 if (elansOptional.isPresent()) {
509 elanList.addAll(elansOptional.get().getElanInstance());
515 public List<String> getElanInterfaces(String elanInstanceName) {
516 List<String> elanInterfaces = new ArrayList<>();
517 InstanceIdentifier<ElanInterfaces> elanInterfacesIdentifier = InstanceIdentifier.builder(ElanInterfaces.class)
519 Optional<ElanInterfaces> elanInterfacesOptional = ElanUtils.read(broker, LogicalDatastoreType.CONFIGURATION,
520 elanInterfacesIdentifier);
521 if (!elanInterfacesOptional.isPresent()) {
522 return elanInterfaces;
524 List<ElanInterface> elanInterfaceList = elanInterfacesOptional.get().getElanInterface();
525 for (ElanInterface elanInterface : elanInterfaceList) {
526 if (elanInterface.getElanInstanceName().equals(elanInstanceName)) {
527 elanInterfaces.add(elanInterface.getName());
530 return elanInterfaces;