netconf/netconf-topology-singleton/src/test/java/org/opendaylight/netconf/topology/singleton/impl/MountPointEndToEndTest.java

   1 /*
   2  * Copyright (c) 2018 Inocybe Technologies 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.netconf.topology.singleton.impl;
   9
  10 import static org.awaitility.Awaitility.await;
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertFalse;
  13 import static org.junit.Assert.assertNotNull;
  14 import static org.junit.Assert.assertNull;
  15 import static org.junit.Assert.assertTrue;
  16 import static org.junit.Assert.fail;
  17 import static org.mockito.ArgumentMatchers.any;
  18 import static org.mockito.Mockito.doAnswer;
  19 import static org.mockito.Mockito.doReturn;
  20 import static org.mockito.Mockito.never;
  21 import static org.mockito.Mockito.spy;
  22 import static org.mockito.Mockito.timeout;
  23 import static org.mockito.Mockito.verify;
  24 import static org.mockito.MockitoAnnotations.initMocks;
  25
  26 import akka.actor.ActorSystem;
  27 import akka.testkit.javadsl.TestKit;
  28 import akka.util.Timeout;
  29 import com.google.common.collect.ImmutableList;
  30 import com.google.common.collect.ImmutableSet;
  31 import com.google.common.util.concurrent.FluentFuture;
  32 import com.google.common.util.concurrent.Futures;
  33 import com.google.common.util.concurrent.ListenableFuture;
  34 import com.google.common.util.concurrent.MoreExecutors;
  35 import com.google.common.util.concurrent.SettableFuture;
  36 import com.typesafe.config.ConfigFactory;
  37 import io.netty.util.concurrent.EventExecutor;
  38 import io.netty.util.concurrent.GlobalEventExecutor;
  39 import io.netty.util.concurrent.SucceededFuture;
  40 import java.io.File;
  41 import java.util.AbstractMap.SimpleEntry;
  42 import java.util.Arrays;
  43 import java.util.Collections;
  44 import java.util.Iterator;
  45 import java.util.Map.Entry;
  46 import java.util.Optional;
  47 import java.util.Set;
  48 import java.util.concurrent.ExecutionException;
  49 import java.util.concurrent.TimeUnit;
  50 import java.util.concurrent.TimeoutException;
  51 import org.apache.commons.io.FileUtils;
  52 import org.junit.After;
  53 import org.junit.Before;
  54 import org.junit.Test;
  55 import org.mockito.Mock;
  56 import org.opendaylight.aaa.encrypt.AAAEncryptionService;
  57 import org.opendaylight.controller.cluster.ActorSystemProvider;
  58 import org.opendaylight.controller.config.threadpool.ScheduledThreadPool;
  59 import org.opendaylight.controller.config.threadpool.ThreadPool;
  60 import org.opendaylight.mdsal.binding.api.DataBroker;
  61 import org.opendaylight.mdsal.binding.api.DataObjectModification;
  62 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
  63 import org.opendaylight.mdsal.binding.api.DataTreeModification;
  64 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  65 import org.opendaylight.mdsal.binding.api.Transaction;
  66 import org.opendaylight.mdsal.binding.api.TransactionChain;
  67 import org.opendaylight.mdsal.binding.api.TransactionChainListener;
  68 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  69 import org.opendaylight.mdsal.binding.dom.adapter.test.AbstractConcurrentDataBrokerTest;
  70 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  71 import org.opendaylight.mdsal.binding.generator.impl.ModuleInfoBackedContext;
  72 import org.opendaylight.mdsal.binding.spec.reflect.BindingReflections;
  73 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  74 import org.opendaylight.mdsal.dom.api.DOMActionProviderService;
  75 import org.opendaylight.mdsal.dom.api.DOMActionService;
  76 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
  77 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadOperations;
  78 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadWriteTransaction;
  79 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
  80 import org.opendaylight.mdsal.dom.api.DOMMountPoint;
  81 import org.opendaylight.mdsal.dom.api.DOMMountPointListener;
  82 import org.opendaylight.mdsal.dom.api.DOMMountPointService;
  83 import org.opendaylight.mdsal.dom.api.DOMRpcIdentifier;
  84 import org.opendaylight.mdsal.dom.api.DOMRpcImplementation;
  85 import org.opendaylight.mdsal.dom.api.DOMRpcProviderService;
  86 import org.opendaylight.mdsal.dom.api.DOMRpcResult;
  87 import org.opendaylight.mdsal.dom.api.DOMRpcService;
  88 import org.opendaylight.mdsal.dom.api.DOMService;
  89 import org.opendaylight.mdsal.dom.broker.DOMMountPointServiceImpl;
  90 import org.opendaylight.mdsal.dom.broker.DOMRpcRouter;
  91 import org.opendaylight.mdsal.dom.spi.DefaultDOMRpcResult;
  92 import org.opendaylight.mdsal.eos.dom.simple.SimpleDOMEntityOwnershipService;
  93 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
  94 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
  95 import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
  96 import org.opendaylight.mdsal.singleton.dom.impl.DOMClusterSingletonServiceProviderImpl;
  97 import org.opendaylight.netconf.client.NetconfClientDispatcher;
  98 import org.opendaylight.netconf.sal.connect.api.DeviceActionFactory;
  99 import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfSessionPreferences;
 100 import org.opendaylight.netconf.topology.singleton.impl.utils.ClusteringRpcException;
 101 import org.opendaylight.netconf.topology.singleton.impl.utils.NetconfTopologySetup;
 102 import org.opendaylight.netconf.topology.singleton.impl.utils.NetconfTopologyUtils;
 103 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Host;
 104 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
 105 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
 106 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
 107 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.keystore.rev171017.Keystore;
 108 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
 109 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeBuilder;
 110 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeConnectionStatus;
 111 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.credentials.credentials.LoginPwUnencryptedBuilder;
 112 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.credentials.credentials.login.pw.unencrypted.LoginPasswordUnencryptedBuilder;
 113 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.network.topology.topology.topology.types.TopologyNetconf;
 114 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.topology.singleton.config.rev170419.Config;
 115 import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.topology.singleton.config.rev170419.ConfigBuilder;
 116 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.GetTopOutputBuilder;
 117 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.PutTopInputBuilder;
 118 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.Top;
 119 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.two.level.list.TopLevelList;
 120 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.test.list.rev140701.two.level.list.TopLevelListBuilder;
 121 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
 122 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
 123 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
 124 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
 125 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
 126 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
 127 import org.opendaylight.yangtools.util.concurrent.FluentFutures;
 128 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
 129 import org.opendaylight.yangtools.yang.binding.YangModuleInfo;
 130 import org.opendaylight.yangtools.yang.common.QName;
 131 import org.opendaylight.yangtools.yang.common.RpcError;
 132 import org.opendaylight.yangtools.yang.common.RpcError.ErrorType;
 133 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
 134 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 135 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
 136 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
 137 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
 138 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 139 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
 140 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
 141 import org.opendaylight.yangtools.yang.model.api.Module;
 142 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
 143 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
 144 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
 145 import org.opendaylight.yangtools.yang.model.repo.api.RevisionSourceIdentifier;
 146 import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
 147 import org.opendaylight.yangtools.yang.model.repo.spi.PotentialSchemaSource;
 148 import org.slf4j.Logger;
 149 import org.slf4j.LoggerFactory;
 150
 151 /**
 152  * Tests netconf mount points end-to-end.
 153  *
 154  * @author Thomas Pantelis
 155  */
 156 public class MountPointEndToEndTest {
 157     private static final Logger LOG = LoggerFactory.getLogger(MountPointEndToEndTest.class);
 158
 159     private static final String TOP_MODULE_NAME = "opendaylight-mdsal-list-test";
 160     private static final String ACTOR_SYSTEM_NAME = "test";
 161     private static final String TOPOLOGY_ID = TopologyNetconf.QNAME.getLocalName();
 162     private static final NodeId NODE_ID = new NodeId("node-id");
 163     private static final InstanceIdentifier<Node> NODE_INSTANCE_ID = NetconfTopologyUtils.createTopologyNodeListPath(
 164             new NodeKey(NODE_ID), TOPOLOGY_ID);
 165
 166     @Mock private DOMRpcProviderService mockRpcProviderRegistry;
 167     @Mock private DOMActionProviderService mockActionProviderRegistry;
 168     @Mock private NetconfClientDispatcher mockClientDispatcher;
 169     @Mock private AAAEncryptionService mockEncryptionService;
 170     @Mock private ThreadPool mockThreadPool;
 171     @Mock private ScheduledThreadPool mockKeepaliveExecutor;
 172     @Mock private DeviceActionFactory deviceActionFactory;
 173
 174     @Mock private ActorSystemProvider mockMasterActorSystemProvider;
 175     @Mock private DOMMountPointListener masterMountPointListener;
 176     private final DOMMountPointService masterMountPointService = new DOMMountPointServiceImpl();
 177     private final DOMRpcRouter deviceRpcService = new DOMRpcRouter();
 178     private DOMClusterSingletonServiceProviderImpl masterClusterSingletonServiceProvider;
 179     private DataBroker masterDataBroker;
 180     private DOMDataBroker deviceDOMDataBroker;
 181     private ActorSystem masterSystem;
 182     private NetconfTopologyManager masterNetconfTopologyManager;
 183     private volatile SettableFuture<MasterSalFacade> masterSalFacadeFuture = SettableFuture.create();
 184
 185     @Mock private ActorSystemProvider mockSlaveActorSystemProvider;
 186     @Mock private ClusterSingletonServiceProvider mockSlaveClusterSingletonServiceProvider;
 187     @Mock private ClusterSingletonServiceRegistration mockSlaveClusterSingletonServiceReg;
 188     @Mock private DOMMountPointListener slaveMountPointListener;
 189     private final DOMMountPointService slaveMountPointService = new DOMMountPointServiceImpl();
 190     private DataBroker slaveDataBroker;
 191     private ActorSystem slaveSystem;
 192     private NetconfTopologyManager slaveNetconfTopologyManager;
 193     private final SettableFuture<NetconfTopologyContext> slaveNetconfTopologyContextFuture = SettableFuture.create();
 194     private TransactionChain slaveTxChain;
 195
 196     private final EventExecutor eventExecutor = GlobalEventExecutor.INSTANCE;
 197     private final Config config = new ConfigBuilder().setWriteTransactionIdleTimeout(0).build();
 198     private SchemaContext deviceSchemaContext;
 199     private YangModuleInfo topModuleInfo;
 200     private SchemaPath putTopRpcSchemaPath;
 201     private SchemaPath getTopRpcSchemaPath;
 202     private BindingNormalizedNodeSerializer bindingToNormalized;
 203     private YangInstanceIdentifier yangNodeInstanceId;
 204     private final TopDOMRpcImplementation topRpcImplementation = new TopDOMRpcImplementation();
 205
 206     @SuppressWarnings({ "unchecked", "rawtypes" })
 207     @Before
 208     public void setUp() throws Exception {
 209         initMocks(this);
 210
 211         deleteCacheDir();
 212
 213         topModuleInfo = BindingReflections.getModuleInfo(Top.class);
 214
 215         final ModuleInfoBackedContext moduleContext = ModuleInfoBackedContext.create();
 216         moduleContext.addModuleInfos(Arrays.asList(topModuleInfo));
 217         deviceSchemaContext = moduleContext.tryToCreateSchemaContext().get();
 218
 219         deviceRpcService.onGlobalContextUpdated(deviceSchemaContext);
 220
 221         putTopRpcSchemaPath = findRpcDefinition("put-top").getPath();
 222         getTopRpcSchemaPath = findRpcDefinition("get-top").getPath();
 223
 224         deviceRpcService.getRpcProviderService().registerRpcImplementation(topRpcImplementation,
 225                 DOMRpcIdentifier.create(putTopRpcSchemaPath), DOMRpcIdentifier.create(getTopRpcSchemaPath));
 226
 227         setupMaster();
 228
 229         setupSlave();
 230
 231         yangNodeInstanceId = bindingToNormalized.toYangInstanceIdentifier(NODE_INSTANCE_ID);
 232
 233         doReturn(new SucceededFuture(GlobalEventExecutor.INSTANCE, null)).when(mockClientDispatcher)
 234                 .createReconnectingClient(any());
 235
 236         LOG.info("****** Setup complete");
 237     }
 238
 239     private static void deleteCacheDir() {
 240         FileUtils.deleteQuietly(new File(NetconfTopologyUtils.CACHE_DIRECTORY));
 241     }
 242
 243     @After
 244     public void tearDown() throws Exception {
 245         deleteCacheDir();
 246         TestKit.shutdownActorSystem(slaveSystem, true);
 247         TestKit.shutdownActorSystem(masterSystem, true);
 248     }
 249
 250     private void setupMaster() throws Exception {
 251         AbstractConcurrentDataBrokerTest dataBrokerTest = newDataBrokerTest();
 252         masterDataBroker = dataBrokerTest.getDataBroker();
 253         deviceDOMDataBroker = dataBrokerTest.getDomBroker();
 254         bindingToNormalized = dataBrokerTest.getDataBrokerTestCustomizer().getBindingToNormalized();
 255
 256         masterSystem = ActorSystem.create(ACTOR_SYSTEM_NAME, ConfigFactory.load().getConfig("Master"));
 257
 258         masterClusterSingletonServiceProvider = new DOMClusterSingletonServiceProviderImpl(
 259                 new SimpleDOMEntityOwnershipService());
 260         masterClusterSingletonServiceProvider.initializeProvider();
 261
 262         doReturn(masterSystem).when(mockMasterActorSystemProvider).getActorSystem();
 263
 264         doReturn(MoreExecutors.newDirectExecutorService()).when(mockThreadPool).getExecutor();
 265
 266         NetconfTopologyUtils.DEFAULT_SCHEMA_REPOSITORY.registerSchemaSource(
 267             id -> Futures.immediateFuture(YangTextSchemaSource.delegateForByteSource(id,
 268                     topModuleInfo.getYangTextByteSource())),
 269             PotentialSchemaSource.create(RevisionSourceIdentifier.create(TOP_MODULE_NAME,
 270                     topModuleInfo.getName().getRevision()), YangTextSchemaSource.class, 1));
 271
 272         masterNetconfTopologyManager = new NetconfTopologyManager(masterDataBroker, mockRpcProviderRegistry,
 273             mockActionProviderRegistry, masterClusterSingletonServiceProvider, mockKeepaliveExecutor, mockThreadPool,
 274                 mockMasterActorSystemProvider, eventExecutor, mockClientDispatcher, TOPOLOGY_ID, config,
 275                 masterMountPointService, mockEncryptionService, deviceActionFactory) {
 276             @Override
 277             protected NetconfTopologyContext newNetconfTopologyContext(final NetconfTopologySetup setup,
 278                 final ServiceGroupIdentifier serviceGroupIdent, final Timeout actorResponseWaitTime,
 279                 final DeviceActionFactory deviceActionFact) {
 280                 NetconfTopologyContext context =
 281                     super.newNetconfTopologyContext(setup, serviceGroupIdent, actorResponseWaitTime, deviceActionFact);
 282
 283                 NetconfTopologyContext spiedContext = spy(context);
 284                 doAnswer(invocation -> {
 285                     final MasterSalFacade spiedFacade = (MasterSalFacade) spy(invocation.callRealMethod());
 286                     doReturn(deviceDOMDataBroker).when(spiedFacade).newDeviceDataBroker();
 287                     masterSalFacadeFuture.set(spiedFacade);
 288                     return spiedFacade;
 289                 }).when(spiedContext).newMasterSalFacade();
 290
 291                 return spiedContext;
 292             }
 293         };
 294
 295         masterNetconfTopologyManager.init();
 296
 297         verifyTopologyNodesCreated(masterDataBroker);
 298     }
 299
 300     private void setupSlave() throws Exception {
 301         AbstractConcurrentDataBrokerTest dataBrokerTest = newDataBrokerTest();
 302         slaveDataBroker = dataBrokerTest.getDataBroker();
 303
 304         slaveSystem = ActorSystem.create(ACTOR_SYSTEM_NAME, ConfigFactory.load().getConfig("Slave"));
 305
 306         doReturn(slaveSystem).when(mockSlaveActorSystemProvider).getActorSystem();
 307
 308         doReturn(mockSlaveClusterSingletonServiceReg).when(mockSlaveClusterSingletonServiceProvider)
 309                 .registerClusterSingletonService(any());
 310
 311         slaveNetconfTopologyManager = new NetconfTopologyManager(slaveDataBroker, mockRpcProviderRegistry,
 312             mockActionProviderRegistry, mockSlaveClusterSingletonServiceProvider, mockKeepaliveExecutor, mockThreadPool,
 313                 mockSlaveActorSystemProvider, eventExecutor, mockClientDispatcher, TOPOLOGY_ID, config,
 314                 slaveMountPointService, mockEncryptionService, deviceActionFactory) {
 315             @Override
 316             protected NetconfTopologyContext newNetconfTopologyContext(final NetconfTopologySetup setup,
 317                 final ServiceGroupIdentifier serviceGroupIdent, final Timeout actorResponseWaitTime,
 318                 final DeviceActionFactory actionFactory) {
 319                 NetconfTopologyContext spiedContext = spy(super.newNetconfTopologyContext(setup, serviceGroupIdent,
 320                     actorResponseWaitTime, actionFactory));
 321
 322                 slaveNetconfTopologyContextFuture.set(spiedContext);
 323                 return spiedContext;
 324             }
 325         };
 326
 327         slaveNetconfTopologyManager.init();
 328
 329         verifyTopologyNodesCreated(slaveDataBroker);
 330
 331         slaveTxChain = slaveDataBroker.createTransactionChain(new TransactionChainListener() {
 332             @Override
 333             public void onTransactionChainSuccessful(final TransactionChain chain) {
 334             }
 335
 336             @Override
 337             public void onTransactionChainFailed(final TransactionChain chain, final Transaction transaction,
 338                     final Throwable cause) {
 339                 LOG.error("Slave transaction chain failed", cause);
 340             }
 341         });
 342     }
 343
 344     @Test
 345     public void test() throws Exception {
 346         testMaster();
 347
 348         testSlave();
 349
 350         final MasterSalFacade masterSalFacade = testMasterNodeUpdated();
 351
 352         testMasterDisconnected(masterSalFacade);
 353
 354         testCleanup();
 355     }
 356
 357     private MasterSalFacade testMaster() throws InterruptedException, ExecutionException, TimeoutException {
 358         LOG.info("****** Testing master");
 359
 360         writeNetconfNode(NetconfTopologyUtils.DEFAULT_CACHE_DIRECTORY, masterDataBroker);
 361
 362         final MasterSalFacade masterSalFacade = masterSalFacadeFuture.get(5, TimeUnit.SECONDS);
 363
 364         masterSalFacade.onDeviceConnected(deviceSchemaContext,
 365                 NetconfSessionPreferences.fromStrings(Collections.emptyList()), deviceRpcService.getRpcService());
 366
 367         DOMMountPoint masterMountPoint = awaitMountPoint(masterMountPointService);
 368
 369         LOG.info("****** Testing master DOMDataBroker operations");
 370
 371         testDOMDataBrokerOperations(getDOMDataBroker(masterMountPoint));
 372
 373         LOG.info("****** Testing master DOMRpcService");
 374
 375         testDOMRpcService(getDOMRpcService(masterMountPoint));
 376         return masterSalFacade;
 377     }
 378
 379     private void testSlave() throws InterruptedException, ExecutionException, TimeoutException {
 380         LOG.info("****** Testing slave");
 381
 382         writeNetconfNode("slave", slaveDataBroker);
 383
 384         verify(mockSlaveClusterSingletonServiceProvider, timeout(5000)).registerClusterSingletonService(any());
 385
 386         // Since the master and slave use separate DataBrokers we need to copy the master's oper node to the slave.
 387         // This is essentially what happens in a clustered environment but we'll use a DTCL here.
 388
 389         masterDataBroker.registerDataTreeChangeListener(
 390             DataTreeIdentifier.create(LogicalDatastoreType.OPERATIONAL, NODE_INSTANCE_ID), changes -> {
 391                 final WriteTransaction slaveTx = slaveTxChain.newWriteOnlyTransaction();
 392                 for (DataTreeModification<Node> dataTreeModification : changes) {
 393                     DataObjectModification<Node> rootNode = dataTreeModification.getRootNode();
 394                     InstanceIdentifier<Node> path = dataTreeModification.getRootPath().getRootIdentifier();
 395                     switch (rootNode.getModificationType()) {
 396                         case WRITE:
 397                         case SUBTREE_MODIFIED:
 398                             slaveTx.merge(LogicalDatastoreType.OPERATIONAL, path, rootNode.getDataAfter());
 399                             break;
 400                         case DELETE:
 401                             slaveTx.delete(LogicalDatastoreType.OPERATIONAL, path);
 402                             break;
 403                         default:
 404                             break;
 405                     }
 406                 }
 407
 408                 slaveTx.commit();
 409             });
 410
 411         DOMMountPoint slaveMountPoint = awaitMountPoint(slaveMountPointService);
 412
 413         final NetconfTopologyContext slaveNetconfTopologyContext =
 414                 slaveNetconfTopologyContextFuture.get(5, TimeUnit.SECONDS);
 415         verify(slaveNetconfTopologyContext, never()).newMasterSalFacade();
 416
 417         LOG.info("****** Testing slave DOMDataBroker operations");
 418
 419         testDOMDataBrokerOperations(getDOMDataBroker(slaveMountPoint));
 420
 421         LOG.info("****** Testing slave DOMRpcService");
 422
 423         testDOMRpcService(getDOMRpcService(slaveMountPoint));
 424     }
 425
 426     private MasterSalFacade testMasterNodeUpdated() throws InterruptedException, ExecutionException, TimeoutException {
 427         LOG.info("****** Testing update master node");
 428
 429         masterMountPointService.registerProvisionListener(masterMountPointListener);
 430         slaveMountPointService.registerProvisionListener(slaveMountPointListener);
 431
 432         masterSalFacadeFuture = SettableFuture.create();
 433         writeNetconfNode(NetconfTopologyUtils.DEFAULT_CACHE_DIRECTORY, masterDataBroker);
 434
 435         verify(masterMountPointListener, timeout(5000)).onMountPointRemoved(yangNodeInstanceId);
 436
 437         MasterSalFacade masterSalFacade = masterSalFacadeFuture.get(5, TimeUnit.SECONDS);
 438
 439         masterSalFacade.onDeviceConnected(deviceSchemaContext,
 440                 NetconfSessionPreferences.fromStrings(Collections.emptyList()), deviceRpcService.getRpcService());
 441
 442         verify(masterMountPointListener, timeout(5000)).onMountPointCreated(yangNodeInstanceId);
 443
 444         verify(slaveMountPointListener, timeout(5000)).onMountPointRemoved(yangNodeInstanceId);
 445         verify(slaveMountPointListener, timeout(5000)).onMountPointCreated(yangNodeInstanceId);
 446
 447         return masterSalFacade;
 448     }
 449
 450     private void testMasterDisconnected(final MasterSalFacade masterSalFacade)
 451             throws InterruptedException, ExecutionException, TimeoutException {
 452         LOG.info("****** Testing master disconnected");
 453
 454         masterSalFacade.onDeviceDisconnected();
 455
 456         awaitMountPointNotPresent(masterMountPointService);
 457
 458         await().atMost(5, TimeUnit.SECONDS).until(() -> {
 459             try (ReadTransaction readTx = masterDataBroker.newReadOnlyTransaction()) {
 460                 Optional<Node> node = readTx.read(LogicalDatastoreType.OPERATIONAL,
 461                         NODE_INSTANCE_ID).get(5, TimeUnit.SECONDS);
 462                 assertTrue(node.isPresent());
 463                 final NetconfNode netconfNode = node.get().augmentation(NetconfNode.class);
 464                 return netconfNode.getConnectionStatus() != NetconfNodeConnectionStatus.ConnectionStatus.Connected;
 465             }
 466         });
 467
 468         awaitMountPointNotPresent(slaveMountPointService);
 469     }
 470
 471     private void testCleanup() throws Exception {
 472         LOG.info("****** Testing cleanup");
 473
 474         slaveNetconfTopologyManager.close();
 475         verify(mockSlaveClusterSingletonServiceReg).close();
 476     }
 477
 478     private void testDOMRpcService(final DOMRpcService domRpcService)
 479             throws InterruptedException, ExecutionException, TimeoutException {
 480         testPutTopRpc(domRpcService, new DefaultDOMRpcResult((NormalizedNode<?, ?>)null));
 481         testPutTopRpc(domRpcService, null);
 482         testPutTopRpc(domRpcService, new DefaultDOMRpcResult(ImmutableList.of(
 483                 RpcResultBuilder.newError(ErrorType.APPLICATION, "tag1", "error1"),
 484                 RpcResultBuilder.newError(ErrorType.APPLICATION, "tag2", "error2"))));
 485
 486         testGetTopRpc(domRpcService, new DefaultDOMRpcResult(bindingToNormalized.toNormalizedNodeRpcData(
 487                 new GetTopOutputBuilder().setTopLevelList(Arrays.asList(new TopLevelListBuilder().setName("one")
 488                         .build())).build())));
 489
 490         testFailedRpc(domRpcService, getTopRpcSchemaPath, null);
 491     }
 492
 493     private void testPutTopRpc(final DOMRpcService domRpcService, final DOMRpcResult result)
 494             throws InterruptedException, ExecutionException, TimeoutException {
 495         ContainerNode putTopInput = bindingToNormalized.toNormalizedNodeRpcData(
 496                 new PutTopInputBuilder().setTopLevelList(Arrays.asList(new TopLevelListBuilder().setName("one")
 497                         .build())).build());
 498         testRpc(domRpcService, putTopRpcSchemaPath, putTopInput, result);
 499     }
 500
 501     private void testGetTopRpc(final DOMRpcService domRpcService, final DOMRpcResult result)
 502             throws InterruptedException, ExecutionException, TimeoutException {
 503         testRpc(domRpcService, getTopRpcSchemaPath, null, result);
 504     }
 505
 506     private void testRpc(final DOMRpcService domRpcService, final SchemaPath schemaPath,
 507             final NormalizedNode<?, ?> input, final DOMRpcResult result) throws InterruptedException,
 508             ExecutionException, TimeoutException {
 509         final FluentFuture<DOMRpcResult> future = result == null ? FluentFutures.immediateNullFluentFuture()
 510                 : FluentFutures.immediateFluentFuture(result);
 511         final DOMRpcResult actual = invokeRpc(domRpcService, schemaPath, input, future);
 512         if (result == null) {
 513             assertNull(actual);
 514             return;
 515         }
 516
 517         assertNotNull(actual);
 518         assertEquals(result.getResult(), actual.getResult());
 519
 520         assertEquals(result.getErrors().size(), actual.getErrors().size());
 521         Iterator<? extends RpcError> iter1 = result.getErrors().iterator();
 522         Iterator<? extends RpcError> iter2 = actual.getErrors().iterator();
 523         while (iter1.hasNext() && iter2.hasNext()) {
 524             RpcError err1 = iter1.next();
 525             RpcError err2 = iter2.next();
 526             assertEquals(err1.getErrorType(), err2.getErrorType());
 527             assertEquals(err1.getTag(), err2.getTag());
 528             assertEquals(err1.getMessage(), err2.getMessage());
 529             assertEquals(err1.getSeverity(), err2.getSeverity());
 530             assertEquals(err1.getApplicationTag(), err2.getApplicationTag());
 531             assertEquals(err1.getInfo(), err2.getInfo());
 532         }
 533     }
 534
 535     private void testFailedRpc(final DOMRpcService domRpcService, final SchemaPath schemaPath,
 536             final NormalizedNode<?, ?> input) throws InterruptedException, TimeoutException {
 537         try {
 538             invokeRpc(domRpcService, schemaPath, input, FluentFutures.immediateFailedFluentFuture(
 539                     new ClusteringRpcException("mock")));
 540             fail("Expected exception");
 541         } catch (ExecutionException e) {
 542             assertTrue(e.getCause() instanceof ClusteringRpcException);
 543             assertEquals("mock", e.getCause().getMessage());
 544         }
 545     }
 546
 547     private DOMRpcResult invokeRpc(final DOMRpcService domRpcService, final SchemaPath schemaPath,
 548             final NormalizedNode<?, ?> input, final FluentFuture<DOMRpcResult> returnFuture)
 549                     throws InterruptedException, ExecutionException, TimeoutException {
 550         topRpcImplementation.init(returnFuture);
 551         final ListenableFuture<DOMRpcResult> resultFuture = domRpcService.invokeRpc(schemaPath, input);
 552
 553         topRpcImplementation.verify(DOMRpcIdentifier.create(schemaPath), input);
 554
 555         return resultFuture.get(5, TimeUnit.SECONDS);
 556     }
 557
 558     private static void testDOMDataBrokerOperations(final DOMDataBroker dataBroker)
 559             throws InterruptedException, ExecutionException, TimeoutException {
 560
 561         DOMDataTreeWriteTransaction writeTx = dataBroker.newWriteOnlyTransaction();
 562
 563         final ContainerNode topNode = Builders.containerBuilder()
 564                 .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(Top.QNAME)).build();
 565         final YangInstanceIdentifier topPath = YangInstanceIdentifier.of(Top.QNAME);
 566         writeTx.put(LogicalDatastoreType.CONFIGURATION, topPath, topNode);
 567
 568         final QName name = QName.create(TopLevelList.QNAME, "name");
 569         final YangInstanceIdentifier listPath = YangInstanceIdentifier.builder(topPath)
 570                 .node(TopLevelList.QNAME).build();
 571         final MapEntryNode listEntryNode = ImmutableNodes.mapEntry(TopLevelList.QNAME, name, "one");
 572         final MapNode listNode = ImmutableNodes.mapNodeBuilder(TopLevelList.QNAME).addChild(listEntryNode).build();
 573         writeTx.merge(LogicalDatastoreType.CONFIGURATION, listPath, listNode);
 574         writeTx.commit().get(5, TimeUnit.SECONDS);
 575
 576         verifyDataInStore(dataBroker.newReadWriteTransaction(), YangInstanceIdentifier.builder(listPath)
 577                 .nodeWithKey(TopLevelList.QNAME, name, "one").build(), listEntryNode);
 578
 579         writeTx = dataBroker.newWriteOnlyTransaction();
 580         writeTx.delete(LogicalDatastoreType.CONFIGURATION, topPath);
 581         writeTx.commit().get(5, TimeUnit.SECONDS);
 582
 583         DOMDataTreeReadWriteTransaction readTx = dataBroker.newReadWriteTransaction();
 584         assertFalse(readTx.exists(LogicalDatastoreType.CONFIGURATION, topPath).get(5, TimeUnit.SECONDS));
 585         assertTrue(readTx.cancel());
 586     }
 587
 588     private static void writeNetconfNode(final String cacheDir, final DataBroker databroker)
 589             throws InterruptedException, ExecutionException, TimeoutException {
 590         final NetconfNode netconfNode = new NetconfNodeBuilder()
 591                 .setHost(new Host(new IpAddress(new Ipv4Address("127.0.0.1"))))
 592                 .setPort(new PortNumber(1234))
 593                 .setActorResponseWaitTime(10)
 594                 .setTcpOnly(Boolean.TRUE)
 595                 .setSchemaless(Boolean.FALSE)
 596                 .setKeepaliveDelay(0L)
 597                 .setConnectionTimeoutMillis(5000L)
 598                 .setDefaultRequestTimeoutMillis(5000L)
 599                 .setMaxConnectionAttempts(1L)
 600                 .setCredentials(new LoginPwUnencryptedBuilder().setLoginPasswordUnencrypted(
 601                         new LoginPasswordUnencryptedBuilder().setUsername("user").setPassword("pass").build()).build())
 602                 .setSchemaCacheDirectory(cacheDir)
 603                 .build();
 604         final Node node = new NodeBuilder().setNodeId(NODE_ID).addAugmentation(NetconfNode.class, netconfNode).build();
 605
 606         final WriteTransaction writeTx = databroker.newWriteOnlyTransaction();
 607         writeTx.put(LogicalDatastoreType.CONFIGURATION, NODE_INSTANCE_ID, node);
 608         writeTx.commit().get(5, TimeUnit.SECONDS);
 609     }
 610
 611     private static void verifyDataInStore(final DOMDataTreeReadOperations readTx, final YangInstanceIdentifier path,
 612             final NormalizedNode<?, ?> expNode) throws InterruptedException, ExecutionException, TimeoutException {
 613         final Optional<NormalizedNode<?, ?>> read = readTx.read(LogicalDatastoreType.CONFIGURATION, path)
 614                 .get(5, TimeUnit.SECONDS);
 615         assertTrue(read.isPresent());
 616         assertEquals(expNode, read.get());
 617
 618         final Boolean exists = readTx.exists(LogicalDatastoreType.CONFIGURATION, path).get(5, TimeUnit.SECONDS);
 619         assertTrue(exists);
 620     }
 621
 622     private static void verifyTopologyNodesCreated(final DataBroker dataBroker) {
 623         await().atMost(5, TimeUnit.SECONDS).until(() -> {
 624             try (ReadTransaction readTx = dataBroker.newReadOnlyTransaction()) {
 625                 Optional<Topology> configTopology = readTx.read(LogicalDatastoreType.CONFIGURATION,
 626                         NetconfTopologyUtils.createTopologyListPath(TOPOLOGY_ID)).get(3, TimeUnit.SECONDS);
 627                 Optional<Topology> operTopology = readTx.read(LogicalDatastoreType.OPERATIONAL,
 628                         NetconfTopologyUtils.createTopologyListPath(TOPOLOGY_ID)).get(3, TimeUnit.SECONDS);
 629                 return configTopology.isPresent() && operTopology.isPresent();
 630             }
 631         });
 632     }
 633
 634     private AbstractConcurrentDataBrokerTest newDataBrokerTest() throws Exception {
 635         AbstractConcurrentDataBrokerTest dataBrokerTest = new AbstractConcurrentDataBrokerTest(true) {
 636             @Override
 637             protected Set<YangModuleInfo> getModuleInfos() throws Exception {
 638                 return ImmutableSet.of(BindingReflections.getModuleInfo(NetconfNode.class),
 639                         BindingReflections.getModuleInfo(NetworkTopology.class),
 640                         BindingReflections.getModuleInfo(Topology.class),
 641                         BindingReflections.getModuleInfo(Keystore.class),
 642                         topModuleInfo);
 643             }
 644         };
 645
 646         dataBrokerTest.setup();
 647         return dataBrokerTest;
 648     }
 649
 650     private void awaitMountPointNotPresent(final DOMMountPointService mountPointService) {
 651         await().atMost(5, TimeUnit.SECONDS).until(
 652             () -> !mountPointService.getMountPoint(yangNodeInstanceId).isPresent());
 653     }
 654
 655     private static DOMDataBroker getDOMDataBroker(final DOMMountPoint mountPoint) {
 656         return getMountPointService(mountPoint, DOMDataBroker.class);
 657     }
 658
 659     private static DOMRpcService getDOMRpcService(final DOMMountPoint mountPoint) {
 660         return getMountPointService(mountPoint, DOMRpcService.class);
 661     }
 662
 663     private static DOMActionService getDomActionService(final DOMMountPoint mountPoint) {
 664         return getMountPointService(mountPoint, DOMActionService.class);
 665     }
 666
 667     private static <T extends DOMService> T getMountPointService(final DOMMountPoint mountPoint,
 668             final Class<T> serviceClass) {
 669         final Optional<T> maybeService = mountPoint.getService(serviceClass);
 670         assertTrue(maybeService.isPresent());
 671         return maybeService.get();
 672     }
 673
 674     private DOMMountPoint awaitMountPoint(final DOMMountPointService mountPointService) {
 675         await().atMost(5, TimeUnit.SECONDS).until(() ->
 676                 mountPointService.getMountPoint(yangNodeInstanceId).isPresent());
 677
 678         return mountPointService.getMountPoint(yangNodeInstanceId).get();
 679     }
 680
 681     private RpcDefinition findRpcDefinition(final String rpc) {
 682         Module topModule = deviceSchemaContext.findModule(TOP_MODULE_NAME, topModuleInfo.getName().getRevision()).get();
 683         RpcDefinition rpcDefinition = null;
 684         for (RpcDefinition def: topModule.getRpcs()) {
 685             if (def.getQName().getLocalName().equals(rpc)) {
 686                 rpcDefinition = def;
 687                 break;
 688             }
 689         }
 690
 691         assertNotNull(rpc + " rpc not found in " + topModule.getRpcs(), rpcDefinition);
 692         return rpcDefinition;
 693     }
 694
 695     private static class TopDOMRpcImplementation implements DOMRpcImplementation {
 696         private volatile SettableFuture<Entry<DOMRpcIdentifier, NormalizedNode<?, ?>>> rpcInvokedFuture;
 697         private volatile FluentFuture<DOMRpcResult> returnFuture;
 698
 699         @Override
 700         public FluentFuture<DOMRpcResult> invokeRpc(final DOMRpcIdentifier rpc,
 701                 final NormalizedNode<?, ?> input) {
 702             rpcInvokedFuture.set(new SimpleEntry<>(rpc, input));
 703             return returnFuture;
 704         }
 705
 706         void init(final FluentFuture<DOMRpcResult> retFuture) {
 707             this.returnFuture = retFuture;
 708             rpcInvokedFuture = SettableFuture.create();
 709         }
 710
 711         void verify(final DOMRpcIdentifier expRpc, final NormalizedNode<?, ?> expInput)
 712                 throws InterruptedException, ExecutionException, TimeoutException {
 713             final Entry<DOMRpcIdentifier, NormalizedNode<?, ?>> actual = rpcInvokedFuture.get(5, TimeUnit.SECONDS);
 714             assertEquals(expRpc, actual.getKey());
 715             assertEquals(expInput, actual.getValue());
 716         }
 717     }
 718 }