elanmanager/elanmanager-impl/src/main/java/org/opendaylight/vpnservice/elan/internal/ElanServiceProvider.java

   1 /*
   2  * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.vpnservice.elan.internal;
   9
  10 import com.google.common.base.Optional;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  15 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  16 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
  17 import org.opendaylight.elanmanager.api.IElanService;
  18 import org.opendaylight.vpnservice.elan.statisitcs.ElanStatisticsImpl;
  19 import org.opendaylight.vpnservice.elan.utils.ElanConstants;
  20 import org.opendaylight.vpnservice.elan.utils.ElanUtils;
  21 import org.opendaylight.vpnservice.interfacemgr.interfaces.IInterfaceManager;
  22 import org.opendaylight.vpnservice.itm.api.IITMProvider;
  23 import org.opendaylight.vpnservice.mdsalutil.MDSALUtil;
  24 import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SalFlowService;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.ElanInstances;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.ElanInterfaces;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan._interface.forwarding.entries.ElanInterfaceMac;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.instances.ElanInstance;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.instances.ElanInstanceBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.instances.ElanInstanceKey;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.interfaces.ElanInterface;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.interfaces.ElanInterfaceBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.interfaces.ElanInterfaceKey;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.elan.state.Elan;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.rev150602.forwarding.entries.MacEntry;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.elan.statistics.rev150824.ElanStatisticsService;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.CreateIdPoolInput;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.CreateIdPoolInputBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.OdlInterfaceRpcService;
  43 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  44 import org.opendaylight.yangtools.yang.common.RpcResult;
  45 import org.opendaylight.elanmanager.exceptions.MacNotFoundException;
  46 import org.slf4j.Logger;
  47 import org.slf4j.LoggerFactory;
  48
  49 import java.util.ArrayList;
  50 import java.util.Collection;
  51 import java.util.List;
  52 import java.util.concurrent.Future;
  53
  54 public class ElanServiceProvider implements BindingAwareProvider, IElanService, AutoCloseable {
  55
  56     private IdManagerService idManager;
  57     private IMdsalApiManager mdsalManager;
  58     private IInterfaceManager interfaceManager;
  59     private OdlInterfaceRpcService interfaceManagerRpcService;
  60     private ElanInstanceManager elanInstanceManager;
  61     private ElanForwardingEntriesHandler elanForwardingEntriesHandler;
  62     private ElanInterfaceManager elanInterfaceManager;
  63     private ElanPacketInHandler elanPacketInHandler;
  64     private ElanSmacFlowEventListener elanSmacFlowEventListener;
  65     private ElanNodeListener elanNodeListener;
  66     private NotificationService notificationService;
  67     private RpcProviderRegistry rpcProviderRegistry;
  68
  69     public ElanServiceProvider(RpcProviderRegistry rpcRegistry) {
  70         rpcProviderRegistry = rpcRegistry;
  71     }
  72
  73     //private ElanInterfaceEventListener elanInterfaceEventListener;
  74     private ElanItmEventListener elanItmEventListener;
  75     private IITMProvider itmManager;
  76     private DataBroker broker;
  77
  78     private static final Logger logger = LoggerFactory.getLogger(ElanServiceProvider.class);
  79
  80     @Override
  81     public void onSessionInitiated(ProviderContext session) {
  82         createIdPool();
  83         broker = session.getSALService(DataBroker.class);
  84
  85         elanForwardingEntriesHandler = new ElanForwardingEntriesHandler(broker, mdsalManager);
  86         elanForwardingEntriesHandler.setIITMManager(itmManager);
  87
  88         elanInterfaceManager = ElanInterfaceManager.getElanInterfaceManager();
  89         elanInterfaceManager.setInterfaceManager(interfaceManager);
  90         elanInterfaceManager.setIdManager(idManager);
  91         elanInterfaceManager.setMdSalApiManager(mdsalManager);
  92         elanInterfaceManager.setDataBroker(broker);
  93         elanInterfaceManager.setIITMManager(itmManager);
  94         elanInterfaceManager.registerListener();
  95         elanInterfaceManager.setInterfaceManagerRpcService(interfaceManagerRpcService);
  96         elanInterfaceManager.setElanForwardingEntriesHandler(elanForwardingEntriesHandler);
  97
  98         elanInstanceManager = ElanInstanceManager.getElanInstanceManager();
  99         elanInstanceManager.setDataBroker(broker);
 100         elanInstanceManager.setIdManager(idManager);
 101         elanInstanceManager.setElanInterfaceManager(elanInterfaceManager);
 102         elanInstanceManager.registerListener();
 103
 104         elanNodeListener = new ElanNodeListener(broker, mdsalManager);
 105
 106         elanPacketInHandler = new ElanPacketInHandler(broker);
 107         elanPacketInHandler.setInterfaceManager(interfaceManager);
 108         notificationService.registerNotificationListener(elanPacketInHandler);
 109
 110         elanSmacFlowEventListener = new ElanSmacFlowEventListener(broker);
 111         elanSmacFlowEventListener.setMdSalApiManager(mdsalManager);
 112         elanSmacFlowEventListener.setInterfaceManager(interfaceManager);
 113         elanSmacFlowEventListener.setIITMManager(itmManager);
 114         elanSmacFlowEventListener.setSalFlowService(session.getRpcService(SalFlowService.class));
 115         notificationService.registerNotificationListener(elanSmacFlowEventListener);
 116
 117         // Initialize statistics rpc provider for elan
 118         ElanStatisticsService interfaceStatsService = new ElanStatisticsImpl(broker, interfaceManager, mdsalManager);
 119         rpcProviderRegistry.addRpcImplementation(ElanStatisticsService.class, interfaceStatsService);
 120
 121         ElanUtils.setElanServiceProvider(this);
 122     }
 123
 124     public void setIdManager(IdManagerService idManager) {
 125         this.idManager = idManager;
 126     }
 127
 128     public void setMdsalManager(IMdsalApiManager mdsalManager) {
 129         this.mdsalManager = mdsalManager;
 130     }
 131
 132     public void setInterfaceManager(IInterfaceManager interfaceManager) {
 133         this.interfaceManager = interfaceManager;
 134     }
 135
 136     public IMdsalApiManager getMdsalManager() {
 137         return mdsalManager;
 138     }
 139
 140     public IITMProvider getItmManager() {
 141         return itmManager;
 142     }
 143
 144     public DataBroker getBroker() {
 145         return broker;
 146     }
 147
 148     public void setNotificationService(NotificationService notificationService) {
 149         this.notificationService = notificationService;
 150     }
 151
 152     public void setInterfaceManagerRpcService(OdlInterfaceRpcService interfaceManager) {
 153         this.interfaceManagerRpcService = interfaceManager;
 154     }
 155
 156     public OdlInterfaceRpcService getInterfaceManagerRpcService() {
 157         return interfaceManagerRpcService;
 158     }
 159
 160     public void setItmManager(IITMProvider itmManager) {
 161         this.itmManager = itmManager;
 162     }
 163
 164     private void createIdPool() {
 165         CreateIdPoolInput createPool = new CreateIdPoolInputBuilder()
 166             .setPoolName(ElanConstants.ELAN_ID_POOL_NAME).setLow(ElanConstants.ELAN_ID_LOW_VALUE).setHigh(ElanConstants.ELAN_ID_HIGH_VALUE)
 167             .build();
 168         try {
 169            Future<RpcResult<Void>> result = idManager.createIdPool(createPool);
 170            if ((result != null) && (result.get().isSuccessful())) {
 171                logger.debug("ELAN Id Pool is created successfully");
 172             }
 173         } catch (Exception e) {
 174             logger.error("Failed to create ELAN Id pool {}", e);
 175         }
 176     }
 177
 178     @Override
 179     public boolean createElanInstance(String elanInstanceName, long macTimeout, String description) {
 180         ElanInstance existingElanInstance = elanInstanceManager.getElanInstanceByName(elanInstanceName);
 181         boolean isSuccess = true;
 182         if(existingElanInstance != null) {
 183            if(compareWithExistingElanInstance(existingElanInstance, macTimeout, description)) {
 184                logger.debug("Elan Instance is already present in the Operational DS {}", existingElanInstance);
 185                return true;
 186            } else {
 187                ElanInstance updateElanInstance = new ElanInstanceBuilder().setElanInstanceName(elanInstanceName).setDescription(description).setMacTimeout(macTimeout).setKey(new ElanInstanceKey(elanInstanceName)).build();
 188                MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION, ElanUtils.getElanInstanceConfigurationDataPath(elanInstanceName), updateElanInstance);
 189                logger.debug("Updating the Elan Instance {} with MAC TIME-OUT %l and Description %s ", updateElanInstance, macTimeout, description);
 190            }
 191         } else {
 192             ElanInstance elanInstance = new ElanInstanceBuilder().setElanInstanceName(elanInstanceName).setMacTimeout(macTimeout).setDescription(description).setKey(new ElanInstanceKey(elanInstanceName)).build();
 193             MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION, ElanUtils.getElanInstanceIdentifier(elanInstanceName), elanInstance);
 194             logger.debug("Creating the new Elan Instance {}", elanInstance);
 195         }
 196         return isSuccess;
 197     }
 198
 199     public static boolean compareWithExistingElanInstance(ElanInstance existingElanInstance, long macTimeOut, String description) {
 200         boolean isEqual = false;
 201         if(existingElanInstance.getMacTimeout() == macTimeOut && existingElanInstance.getDescription().equals(description)) {
 202             isEqual = true;
 203         }
 204         return isEqual;
 205     }
 206     @Override
 207     public void updateElanInstance(String elanInstanceName, long newMacTimout, String newDescription) {
 208         createElanInstance(elanInstanceName, newMacTimout, newDescription);
 209     }
 210
 211     @Override
 212     public boolean deleteElanInstance(String elanInstanceName) {
 213         boolean isSuccess = false;
 214         ElanInstance existingElanInstance = elanInstanceManager.getElanInstanceByName(elanInstanceName);
 215         if(existingElanInstance == null) {
 216             logger.debug("Elan Instance is not present {}" , existingElanInstance);
 217             return isSuccess;
 218         }
 219         logger.debug("Deletion of the existing Elan Instance {}", existingElanInstance);
 220         ElanUtils.delete(broker, LogicalDatastoreType.CONFIGURATION, ElanUtils.getElanInstanceIdentifier(elanInstanceName));
 221         isSuccess = true;
 222         return isSuccess;
 223     }
 224
 225     @Override
 226     public void addElanInterface(String elanInstanceName, String interfaceName, List<String> staticMacAddresses, String description) {
 227           ElanInstance existingElanInstance = elanInstanceManager.getElanInstanceByName(elanInstanceName);
 228           if(existingElanInstance != null) {
 229               ElanInterface elanInterface;
 230               if(staticMacAddresses == null) {
 231                   elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName).setDescription(description).setName(interfaceName).setKey(new ElanInterfaceKey(interfaceName)).build();
 232               } else {
 233                   elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName).setDescription(description).setName(interfaceName).setStaticMacEntries(getPhysAddress(staticMacAddresses)).setKey(new ElanInterfaceKey(interfaceName)).build();
 234               }
 235               MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION, ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName), elanInterface);
 236               logger.debug("Creating the new ELan Interface {}", elanInterface);
 237           }
 238
 239     }
 240
 241     @Override
 242     public void updateElanInterface(String elanInstanceName, String interfaceName, List<String> updatedStaticMacAddresses, String newDescription) {
 243         ElanInterface existingElanInterface = ElanUtils.getElanInterfaceByElanInterfaceName(interfaceName);
 244         if (existingElanInterface == null) {
 245             return;
 246         }
 247         List<PhysAddress> existingMacAddress = existingElanInterface.getStaticMacEntries();
 248         List<PhysAddress> updatedMacAddresses = getPhysAddress(updatedStaticMacAddresses);
 249         List<PhysAddress> updatedPhysAddress = getUpdatedPhyAddress(existingMacAddress, updatedMacAddresses);
 250         if(updatedPhysAddress.size() > 0) {
 251             logger.debug("updating the ElanInterface with new Mac Entries {}", updatedStaticMacAddresses);
 252             ElanInterface elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName).setName(interfaceName).setDescription(newDescription).setStaticMacEntries(updatedPhysAddress).setKey(new ElanInterfaceKey(interfaceName)).build();
 253             MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION, ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName), elanInterface);
 254         }
 255     }
 256
 257     @Override
 258     public void deleteElanInterface(String elanInstanceName, String interfaceName) {
 259         ElanInterface existingElanInterface = ElanUtils.getElanInterfaceByElanInterfaceName(interfaceName);
 260         if(existingElanInterface != null) {
 261             ElanUtils.delete(broker, LogicalDatastoreType.CONFIGURATION, ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName));
 262             logger.debug("deleting the Elan Interface {}", existingElanInterface);
 263         }
 264     }
 265
 266     @Override
 267     public void addStaticMacAddress(String elanInstanceName, String interfaceName, String macAddress) {
 268         ElanInterface existingElanInterface = ElanUtils.getElanInterfaceByElanInterfaceName(interfaceName);
 269         PhysAddress updateStaticMacAddress = new PhysAddress(macAddress);
 270         if (existingElanInterface != null) {
 271             List<PhysAddress> existingMacAddress = existingElanInterface.getStaticMacEntries();
 272             if(existingMacAddress.contains(updateStaticMacAddress)) {
 273                 return;
 274             }
 275             existingMacAddress.add(updateStaticMacAddress);
 276             ElanInterface elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName).setName(interfaceName).setStaticMacEntries(existingMacAddress).setDescription(existingElanInterface.getDescription()).setKey(new ElanInterfaceKey(interfaceName)).build();
 277             MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION, ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName), elanInterface);
 278         }
 279     }
 280
 281     @Override
 282     public void deleteStaticMacAddress(String elanInstanceName, String interfaceName, String macAddress) throws MacNotFoundException {
 283            ElanInterface existingElanInterface = ElanUtils.getElanInterfaceByElanInterfaceName(interfaceName);
 284         PhysAddress physAddress = new PhysAddress(macAddress);
 285         if(existingElanInterface == null) {
 286             return;
 287         }
 288         List<PhysAddress> existingMacAddress = existingElanInterface.getStaticMacEntries();
 289         if(existingMacAddress.contains(physAddress)) {
 290             existingMacAddress.remove(physAddress);
 291             ElanInterface elanInterface = new ElanInterfaceBuilder().setElanInstanceName(elanInstanceName).setName(interfaceName).setStaticMacEntries(existingMacAddress).setDescription(existingElanInterface.getDescription()).setKey(new ElanInterfaceKey(interfaceName)).build();
 292             MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION, ElanUtils.getElanInterfaceConfigurationDataPathId(interfaceName), elanInterface);
 293         } else {
 294             throw new MacNotFoundException("Mac Not Found Exception");
 295         }
 296     }
 297
 298     @Override
 299     public Collection<MacEntry> getElanMacTable(String elanInstanceName) {
 300         Elan elanInfo = ElanUtils.getElanByName(elanInstanceName);
 301         List<MacEntry> macAddress = new ArrayList<>();
 302         if(elanInfo == null) {
 303             return macAddress;
 304         }
 305        List<String> elanInterfaces =  elanInfo.getElanInterfaces();
 306         if(elanInterfaces != null && elanInterfaces.size() > 0) {
 307             for(String elanInterface : elanInterfaces) {
 308                 ElanInterfaceMac elanInterfaceMac = ElanUtils.getElanInterfaceMacByInterfaceName(elanInterface);
 309                 if(elanInterfaceMac != null && elanInterfaceMac.getMacEntry() != null && elanInterfaceMac.getMacEntry().size() > 0){
 310                     macAddress.addAll(elanInterfaceMac.getMacEntry());
 311                 }
 312             }
 313         }
 314        return macAddress;
 315     }
 316
 317     @Override
 318     public void flushMACTable(String elanInstanceName) {
 319         Elan elanInfo = ElanUtils.getElanByName(elanInstanceName);
 320         if(elanInfo == null) {
 321             return;
 322         }
 323         List<String> elanInterfaces = elanInfo.getElanInterfaces();
 324         if (elanInterfaces == null || elanInterfaces.isEmpty()) {
 325             return;
 326         }
 327         for (String elanInterface : elanInterfaces) {
 328             ElanInterfaceMac elanInterfaceMac = ElanUtils.getElanInterfaceMacByInterfaceName(elanInterface);
 329             if (elanInterfaceMac.getMacEntry() != null && elanInterfaceMac.getMacEntry().size() > 0) {
 330                 List<MacEntry> macEntries =  elanInterfaceMac.getMacEntry();
 331                 for(MacEntry macEntry : macEntries) {
 332                     try {
 333                         deleteStaticMacAddress(elanInstanceName, elanInterface, macEntry.getMacAddress().getValue());
 334                     } catch (MacNotFoundException e) {
 335                         logger.error("Mac Not Found Exception {}", e);
 336                         e.printStackTrace();
 337                     }
 338                 }
 339             }
 340         }
 341
 342     }
 343
 344     @Override
 345     public void close() throws Exception {
 346         elanInstanceManager.close();
 347     }
 348
 349     public static List<PhysAddress> getPhysAddress(List<String> macAddress) {
 350         List<PhysAddress> physAddresses = new ArrayList<>();
 351         for(String mac : macAddress) {
 352             physAddresses.add(new PhysAddress(mac));
 353         }
 354         return physAddresses;
 355     }
 356
 357
 358     public List<PhysAddress> getUpdatedPhyAddress(List<PhysAddress> originalAddresses, List<PhysAddress> updatePhyAddresses) {
 359         if(updatePhyAddresses != null && !updatePhyAddresses.isEmpty()) {
 360             List<PhysAddress> existingClonedPhyAddress = new ArrayList<>();
 361             if (originalAddresses != null && !originalAddresses.isEmpty()) {
 362                 existingClonedPhyAddress.addAll(0, originalAddresses);
 363                 originalAddresses.removeAll(updatePhyAddresses);
 364                 updatePhyAddresses.removeAll(existingClonedPhyAddress);
 365             }
 366         }
 367         return updatePhyAddresses;
 368     }
 369
 370     @Override
 371     public ElanInstance getElanInstance(String elanName) {
 372         return ElanUtils.getElanInstanceByName(elanName);
 373     }
 374
 375     @Override
 376     public List<ElanInstance> getElanInstances() {
 377         List<ElanInstance> elanList = new ArrayList<ElanInstance>();
 378         InstanceIdentifier<ElanInstances> elanInstancesIdentifier =  InstanceIdentifier.builder(ElanInstances.class).build();
 379         Optional<ElanInstances> elansOptional  = ElanUtils.read(broker, LogicalDatastoreType.CONFIGURATION, elanInstancesIdentifier);
 380         if(elansOptional.isPresent()) {
 381             elanList.addAll(elansOptional.get().getElanInstance());
 382         }
 383         return elanList;
 384     }
 385
 386     @Override
 387     public List<String> getElanInterfaces(String elanInstanceName) {
 388         List<String> elanInterfaces = new ArrayList<>();
 389         InstanceIdentifier<ElanInterfaces> elanInterfacesIdentifier =  InstanceIdentifier.builder(ElanInterfaces.class).build();
 390         Optional<ElanInterfaces> elanInterfacesOptional  = ElanUtils.read(broker, LogicalDatastoreType.CONFIGURATION, elanInterfacesIdentifier);
 391         if(!elanInterfacesOptional.isPresent()) {
 392              return elanInterfaces;
 393         }
 394         List<ElanInterface> elanInterfaceList = elanInterfacesOptional.get().getElanInterface();
 395         for(ElanInterface elanInterface : elanInterfaceList) {
 396             if(elanInterface.getElanInstanceName().equals(elanInstanceName)) {
 397                 elanInterfaces.add(elanInterface.getName());
 398             }
 399         }
 400         return elanInterfaces;
 401     }
 402 }