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

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. 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 java.nio.charset.StandardCharsets.UTF_8;
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertNull;
  13 import static org.junit.Assert.assertTrue;
  14 import static org.mockito.ArgumentMatchers.any;
  15 import static org.mockito.ArgumentMatchers.argThat;
  16 import static org.mockito.ArgumentMatchers.eq;
  17 import static org.mockito.Mockito.after;
  18 import static org.mockito.Mockito.doAnswer;
  19 import static org.mockito.Mockito.doNothing;
  20 import static org.mockito.Mockito.doReturn;
  21 import static org.mockito.Mockito.mock;
  22 import static org.mockito.Mockito.reset;
  23 import static org.mockito.Mockito.timeout;
  24 import static org.mockito.Mockito.times;
  25 import static org.mockito.Mockito.verify;
  26 import static org.mockito.Mockito.verifyNoMoreInteractions;
  27 import static org.mockito.MockitoAnnotations.initMocks;
  28 import static org.opendaylight.netconf.topology.singleton.impl.utils.NetconfTopologyUtils.DEFAULT_SCHEMA_REPOSITORY;
  29
  30 import akka.actor.ActorRef;
  31 import akka.actor.ActorSystem;
  32 import akka.actor.Props;
  33 import akka.actor.Status.Failure;
  34 import akka.actor.Status.Success;
  35 import akka.pattern.AskTimeoutException;
  36 import akka.pattern.Patterns;
  37 import akka.testkit.TestActorRef;
  38 import akka.testkit.javadsl.TestKit;
  39 import akka.util.Timeout;
  40 import com.google.common.collect.ImmutableList;
  41 import com.google.common.collect.Lists;
  42 import com.google.common.io.ByteSource;
  43 import com.google.common.net.InetAddresses;
  44 import com.google.common.util.concurrent.Futures;
  45 import com.google.common.util.concurrent.SettableFuture;
  46 import java.io.InputStream;
  47 import java.net.InetSocketAddress;
  48 import java.util.ArrayList;
  49 import java.util.Collections;
  50 import java.util.List;
  51 import java.util.Scanner;
  52 import java.util.concurrent.ExecutionException;
  53 import java.util.concurrent.TimeUnit;
  54 import org.junit.After;
  55 import org.junit.Before;
  56 import org.junit.Rule;
  57 import org.junit.Test;
  58 import org.junit.rules.ExpectedException;
  59 import org.mockito.ArgumentCaptor;
  60 import org.mockito.Mock;
  61 import org.opendaylight.controller.cluster.schema.provider.impl.YangTextSchemaSourceSerializationProxy;
  62 import org.opendaylight.mdsal.dom.api.DOMDataBroker;
  63 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadTransaction;
  64 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadWriteTransaction;
  65 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
  66 import org.opendaylight.mdsal.dom.api.DOMMountPoint;
  67 import org.opendaylight.mdsal.dom.api.DOMMountPointService;
  68 import org.opendaylight.mdsal.dom.api.DOMNotificationService;
  69 import org.opendaylight.mdsal.dom.api.DOMRpcException;
  70 import org.opendaylight.mdsal.dom.api.DOMRpcResult;
  71 import org.opendaylight.mdsal.dom.api.DOMRpcService;
  72 import org.opendaylight.mdsal.dom.spi.DefaultDOMRpcResult;
  73 import org.opendaylight.netconf.sal.connect.netconf.NetconfDevice.SchemaResourcesDTO;
  74 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
  75 import org.opendaylight.netconf.topology.singleton.impl.actors.NetconfNodeActor;
  76 import org.opendaylight.netconf.topology.singleton.impl.utils.ClusteringRpcException;
  77 import org.opendaylight.netconf.topology.singleton.impl.utils.NetconfTopologySetup;
  78 import org.opendaylight.netconf.topology.singleton.impl.utils.NetconfTopologySetup.NetconfTopologySetupBuilder;
  79 import org.opendaylight.netconf.topology.singleton.messages.AskForMasterMountPoint;
  80 import org.opendaylight.netconf.topology.singleton.messages.CreateInitialMasterActorData;
  81 import org.opendaylight.netconf.topology.singleton.messages.MasterActorDataInitialized;
  82 import org.opendaylight.netconf.topology.singleton.messages.NotMasterException;
  83 import org.opendaylight.netconf.topology.singleton.messages.RefreshSetupMasterActorData;
  84 import org.opendaylight.netconf.topology.singleton.messages.RegisterMountPoint;
  85 import org.opendaylight.netconf.topology.singleton.messages.UnregisterSlaveMountPoint;
  86 import org.opendaylight.yangtools.concepts.ObjectRegistration;
  87 import org.opendaylight.yangtools.util.concurrent.FluentFutures;
  88 import org.opendaylight.yangtools.yang.common.QName;
  89 import org.opendaylight.yangtools.yang.common.RpcError;
  90 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  91 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  92 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  93 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  94 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
  95 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  96 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  97 import org.opendaylight.yangtools.yang.model.repo.api.MissingSchemaSourceException;
  98 import org.opendaylight.yangtools.yang.model.repo.api.RevisionSourceIdentifier;
  99 import org.opendaylight.yangtools.yang.model.repo.api.SchemaContextFactory;
 100 import org.opendaylight.yangtools.yang.model.repo.api.SchemaRepository;
 101 import org.opendaylight.yangtools.yang.model.repo.api.SchemaResolutionException;
 102 import org.opendaylight.yangtools.yang.model.repo.api.SchemaSourceFilter;
 103 import org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier;
 104 import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
 105 import org.opendaylight.yangtools.yang.model.repo.spi.PotentialSchemaSource;
 106 import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceRegistration;
 107 import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceRegistry;
 108 import org.opendaylight.yangtools.yang.parser.repo.SharedSchemaRepository;
 109 import org.opendaylight.yangtools.yang.parser.rfc7950.repo.TextToASTTransformer;
 110 import scala.concurrent.Await;
 111 import scala.concurrent.Future;
 112 import scala.concurrent.duration.Duration;
 113
 114 public class NetconfNodeActorTest {
 115
 116     private static final Timeout TIMEOUT = new Timeout(Duration.create(5, "seconds"));
 117     private static final RevisionSourceIdentifier SOURCE_IDENTIFIER1 = RevisionSourceIdentifier.create("yang1");
 118     private static final RevisionSourceIdentifier SOURCE_IDENTIFIER2 = RevisionSourceIdentifier.create("yang2");
 119
 120     private ActorSystem system = ActorSystem.create();
 121     private final TestKit testKit = new TestKit(system);
 122
 123     @Rule
 124     public final ExpectedException exception = ExpectedException.none();
 125
 126     private ActorRef masterRef;
 127     private RemoteDeviceId remoteDeviceId;
 128     private final SharedSchemaRepository masterSchemaRepository = new SharedSchemaRepository("master");
 129
 130     @Mock
 131     private DOMRpcService mockDOMRpcService;
 132
 133     @Mock
 134     private DOMMountPointService mockMountPointService;
 135
 136     @Mock
 137     private DOMMountPointService.DOMMountPointBuilder mockMountPointBuilder;
 138
 139     @Mock
 140     private ObjectRegistration<DOMMountPoint> mockMountPointReg;
 141
 142     @Mock
 143     private DOMDataBroker mockDOMDataBroker;
 144
 145     @Mock
 146     private SchemaSourceRegistration<?> mockSchemaSourceReg1;
 147
 148     @Mock
 149     private SchemaSourceRegistration<?> mockSchemaSourceReg2;
 150
 151     @Mock
 152     private SchemaSourceRegistry mockRegistry;
 153
 154     @Mock
 155     private SchemaContextFactory mockSchemaContextFactory;
 156
 157     @Mock
 158     private SchemaRepository mockSchemaRepository;
 159
 160     @Mock
 161     private SchemaContext mockSchemaContext;
 162
 163     @Mock
 164     private SchemaResourcesDTO schemaResourceDTO;
 165
 166     @Before
 167     public void setup() {
 168         initMocks(this);
 169
 170         remoteDeviceId = new RemoteDeviceId("netconf-topology",
 171                 new InetSocketAddress(InetAddresses.forString("127.0.0.1"), 9999));
 172
 173         masterSchemaRepository.registerSchemaSourceListener(
 174                 TextToASTTransformer.create(masterSchemaRepository, masterSchemaRepository));
 175
 176         doReturn(masterSchemaRepository).when(schemaResourceDTO).getSchemaRepository();
 177         doReturn(mockRegistry).when(schemaResourceDTO).getSchemaRegistry();
 178         final NetconfTopologySetup setup = NetconfTopologySetupBuilder.create().setActorSystem(system)
 179                 .setIdleTimeout(Duration.apply(1, TimeUnit.SECONDS)).setSchemaResourceDTO(schemaResourceDTO).build();
 180
 181         final Props props = NetconfNodeActor.props(setup, remoteDeviceId, TIMEOUT, mockMountPointService);
 182
 183         masterRef = TestActorRef.create(system, props, "master_messages");
 184
 185         resetMountPointMocks();
 186
 187         doReturn(mockMountPointBuilder).when(mockMountPointService).createMountPoint(any());
 188
 189         doReturn(mockSchemaSourceReg1).when(mockRegistry).registerSchemaSource(any(), withSourceId(SOURCE_IDENTIFIER1));
 190         doReturn(mockSchemaSourceReg2).when(mockRegistry).registerSchemaSource(any(), withSourceId(SOURCE_IDENTIFIER2));
 191
 192         doReturn(mockSchemaContextFactory).when(mockSchemaRepository)
 193                 .createSchemaContextFactory(any(SchemaSourceFilter.class));
 194     }
 195
 196     @After
 197     public void teardown() {
 198         TestKit.shutdownActorSystem(system, true);
 199         system = null;
 200     }
 201
 202     @Test
 203     public void testInitializeAndRefreshMasterData() {
 204
 205         // Test CreateInitialMasterActorData.
 206
 207         initializeMaster(new ArrayList<>());
 208
 209         // Test RefreshSetupMasterActorData.
 210
 211         final RemoteDeviceId newRemoteDeviceId = new RemoteDeviceId("netconf-topology2",
 212                 new InetSocketAddress(InetAddresses.forString("127.0.0.2"), 9999));
 213
 214         final NetconfTopologySetup newSetup = NetconfTopologySetupBuilder.create()
 215                 .setSchemaResourceDTO(schemaResourceDTO).setActorSystem(system).build();
 216
 217         masterRef.tell(new RefreshSetupMasterActorData(newSetup, newRemoteDeviceId), testKit.getRef());
 218
 219         testKit.expectMsgClass(MasterActorDataInitialized.class);
 220     }
 221
 222     @Test
 223     public void tesAskForMasterMountPoint() {
 224
 225         // Test with master not setup yet.
 226
 227         final TestKit kit = new TestKit(system);
 228
 229         masterRef.tell(new AskForMasterMountPoint(kit.getRef()), kit.getRef());
 230
 231         final Failure failure = kit.expectMsgClass(Failure.class);
 232         assertTrue(failure.cause() instanceof NotMasterException);
 233
 234         // Now initialize - master should send the RegisterMountPoint message.
 235
 236         List<SourceIdentifier> sourceIdentifiers = Lists.newArrayList(RevisionSourceIdentifier.create("testID"));
 237         initializeMaster(sourceIdentifiers);
 238
 239         masterRef.tell(new AskForMasterMountPoint(kit.getRef()), kit.getRef());
 240
 241         final RegisterMountPoint registerMountPoint = kit.expectMsgClass(RegisterMountPoint.class);
 242
 243         assertEquals(sourceIdentifiers, registerMountPoint.getSourceIndentifiers());
 244     }
 245
 246     @Test
 247     public void testRegisterAndUnregisterMountPoint() throws Exception {
 248
 249         ActorRef slaveRef = registerSlaveMountPoint();
 250
 251         // Unregister
 252
 253         slaveRef.tell(new UnregisterSlaveMountPoint(), testKit.getRef());
 254
 255         verify(mockMountPointReg, timeout(5000)).close();
 256         verify(mockSchemaSourceReg1, timeout(1000)).close();
 257         verify(mockSchemaSourceReg2, timeout(1000)).close();
 258
 259         // Test registration with another interleaved registration that completes while the first registration
 260         // is resolving the schema context.
 261
 262         reset(mockSchemaSourceReg1, mockRegistry, mockSchemaRepository);
 263         resetMountPointMocks();
 264
 265         doReturn(mockSchemaSourceReg1).when(mockRegistry).registerSchemaSource(any(), withSourceId(SOURCE_IDENTIFIER1));
 266
 267         doReturn(mockSchemaContextFactory).when(mockSchemaRepository)
 268                 .createSchemaContextFactory(any(SchemaSourceFilter.class));
 269
 270         final SchemaSourceRegistration<?> newMockSchemaSourceReg = mock(SchemaSourceRegistration.class);
 271
 272         final SchemaContextFactory newMockSchemaContextFactory = mock(SchemaContextFactory.class);
 273         doReturn(Futures.immediateFuture(mockSchemaContext))
 274                 .when(newMockSchemaContextFactory).createSchemaContext(any());
 275
 276         doAnswer(unused -> {
 277             SettableFuture<SchemaContext> future = SettableFuture.create();
 278             new Thread(() -> {
 279                 doReturn(newMockSchemaSourceReg).when(mockRegistry).registerSchemaSource(any(),
 280                         withSourceId(SOURCE_IDENTIFIER1));
 281
 282                 doReturn(newMockSchemaContextFactory).when(mockSchemaRepository)
 283                         .createSchemaContextFactory(any(SchemaSourceFilter.class));
 284
 285                 slaveRef.tell(new RegisterMountPoint(ImmutableList.of(SOURCE_IDENTIFIER1), masterRef),
 286                         testKit.getRef());
 287
 288                 future.set(mockSchemaContext);
 289             }).start();
 290             return future;
 291         }).when(mockSchemaContextFactory).createSchemaContext(any());
 292
 293         doReturn(mockSchemaContextFactory).when(mockSchemaRepository)
 294                 .createSchemaContextFactory(any(SchemaSourceFilter.class));
 295
 296         slaveRef.tell(new RegisterMountPoint(ImmutableList.of(SOURCE_IDENTIFIER1), masterRef), testKit.getRef());
 297
 298         verify(mockMountPointBuilder, timeout(5000)).register();
 299         verify(mockMountPointBuilder, after(500)).addInitialSchemaContext(mockSchemaContext);
 300         verify(mockMountPointBuilder).addService(eq(DOMDataBroker.class), any());
 301         verify(mockMountPointBuilder).addService(eq(DOMRpcService.class), any());
 302         verify(mockMountPointBuilder).addService(eq(DOMNotificationService.class), any());
 303         verify(mockSchemaSourceReg1).close();
 304         verify(mockRegistry, times(2)).registerSchemaSource(any(), withSourceId(SOURCE_IDENTIFIER1));
 305         verify(mockSchemaRepository, times(2)).createSchemaContextFactory(any(SchemaSourceFilter.class));
 306         verifyNoMoreInteractions(mockMountPointBuilder, newMockSchemaSourceReg);
 307
 308         // Stop the slave actor and verify schema source registrations are closed.
 309
 310         final Future<Boolean> stopFuture = Patterns.gracefulStop(slaveRef, TIMEOUT.duration());
 311         Await.result(stopFuture, TIMEOUT.duration());
 312
 313         verify(mockMountPointReg).close();
 314         verify(newMockSchemaSourceReg).close();
 315     }
 316
 317     @SuppressWarnings("unchecked")
 318     @Test
 319     public void testRegisterMountPointWithSchemaFailures() throws Exception {
 320         SchemaResourcesDTO schemaResourceDTO2 = mock(SchemaResourcesDTO.class);
 321         doReturn(mockRegistry).when(schemaResourceDTO2).getSchemaRegistry();
 322         doReturn(mockSchemaRepository).when(schemaResourceDTO2).getSchemaRepository();
 323         final NetconfTopologySetup setup = NetconfTopologySetupBuilder.create().setSchemaResourceDTO(schemaResourceDTO2)
 324                 .setActorSystem(system).build();
 325
 326         final ActorRef slaveRef = system.actorOf(NetconfNodeActor.props(setup, remoteDeviceId, TIMEOUT,
 327                 mockMountPointService));
 328
 329         // Test unrecoverable failure.
 330
 331         doReturn(Futures.immediateFailedFuture(new SchemaResolutionException("mock")))
 332                 .when(mockSchemaContextFactory).createSchemaContext(any());
 333
 334         slaveRef.tell(new RegisterMountPoint(ImmutableList.of(SOURCE_IDENTIFIER1, SOURCE_IDENTIFIER2),
 335                 masterRef), testKit.getRef());
 336
 337         testKit.expectMsgClass(Success.class);
 338
 339         verify(mockRegistry, timeout(5000)).registerSchemaSource(any(), withSourceId(SOURCE_IDENTIFIER1));
 340         verify(mockRegistry, timeout(5000)).registerSchemaSource(any(), withSourceId(SOURCE_IDENTIFIER2));
 341
 342         verify(mockMountPointBuilder, after(1000).never()).register();
 343         verify(mockSchemaSourceReg1, timeout(1000)).close();
 344         verify(mockSchemaSourceReg2, timeout(1000)).close();
 345
 346         // Test recoverable AskTimeoutException - schema context resolution should be retried.
 347
 348         reset(mockSchemaSourceReg1, mockSchemaSourceReg2);
 349
 350         doReturn(Futures.immediateFailedFuture(new SchemaResolutionException("mock",
 351                 new AskTimeoutException("timeout"))))
 352             .doReturn(Futures.immediateFuture(mockSchemaContext))
 353             .when(mockSchemaContextFactory).createSchemaContext(any());
 354
 355         slaveRef.tell(new RegisterMountPoint(ImmutableList.of(SOURCE_IDENTIFIER1, SOURCE_IDENTIFIER2),
 356                 masterRef), testKit.getRef());
 357
 358         testKit.expectMsgClass(Success.class);
 359
 360         verify(mockMountPointBuilder, timeout(5000)).register();
 361         verifyNoMoreInteractions(mockSchemaSourceReg1, mockSchemaSourceReg2);
 362
 363         // Test AskTimeoutException with an interleaved successful registration. The first schema context resolution
 364         // attempt should not be retried.
 365
 366         reset(mockSchemaSourceReg1, mockSchemaSourceReg2, mockSchemaRepository, mockSchemaContextFactory);
 367         resetMountPointMocks();
 368
 369         final SchemaContextFactory mockSchemaContextFactorySuccess = mock(SchemaContextFactory.class);
 370         doReturn(Futures.immediateFuture(mockSchemaContext))
 371                 .when(mockSchemaContextFactorySuccess).createSchemaContext(any());
 372
 373         doAnswer(unused -> {
 374             SettableFuture<SchemaContext> future = SettableFuture.create();
 375             new Thread(() -> {
 376                 doReturn(mockSchemaContextFactorySuccess).when(mockSchemaRepository)
 377                         .createSchemaContextFactory(any(SchemaSourceFilter.class));
 378
 379                 slaveRef.tell(new RegisterMountPoint(ImmutableList.of(SOURCE_IDENTIFIER1, SOURCE_IDENTIFIER2),
 380                         masterRef), testKit.getRef());
 381
 382                 future.setException(new SchemaResolutionException("mock", new AskTimeoutException("timeout")));
 383             }).start();
 384             return future;
 385         }).when(mockSchemaContextFactory).createSchemaContext(any());
 386
 387         doReturn(mockSchemaContextFactory).when(mockSchemaRepository)
 388                 .createSchemaContextFactory(any(SchemaSourceFilter.class));
 389
 390         slaveRef.tell(new RegisterMountPoint(ImmutableList.of(SOURCE_IDENTIFIER1, SOURCE_IDENTIFIER2),
 391                 masterRef), testKit.getRef());
 392
 393         verify(mockMountPointBuilder, timeout(5000)).register();
 394         verify(mockSchemaRepository, times(2)).createSchemaContextFactory(any(SchemaSourceFilter.class));
 395     }
 396
 397     @Test(expected = MissingSchemaSourceException.class)
 398     public void testMissingSchemaSourceOnMissingProvider() throws Exception {
 399         SchemaResourcesDTO schemaResourceDTO2 = mock(SchemaResourcesDTO.class);
 400         doReturn(DEFAULT_SCHEMA_REPOSITORY).when(schemaResourceDTO2).getSchemaRegistry();
 401         doReturn(DEFAULT_SCHEMA_REPOSITORY).when(schemaResourceDTO2).getSchemaRepository();
 402         final NetconfTopologySetup setup = NetconfTopologySetupBuilder.create().setActorSystem(system)
 403                 .setSchemaResourceDTO(schemaResourceDTO2).setIdleTimeout(Duration.apply(1, TimeUnit.SECONDS)).build();
 404         final Props props = NetconfNodeActor.props(setup, remoteDeviceId, TIMEOUT, mockMountPointService);
 405         ActorRef actor = TestActorRef.create(system, props, "master_messages_2");
 406
 407         final SourceIdentifier sourceIdentifier = RevisionSourceIdentifier.create("testID");
 408
 409         final ProxyYangTextSourceProvider proxyYangProvider =
 410                 new ProxyYangTextSourceProvider(actor, system.dispatcher(), TIMEOUT);
 411
 412         final Future<YangTextSchemaSourceSerializationProxy> resolvedSchemaFuture =
 413                 proxyYangProvider.getYangTextSchemaSource(sourceIdentifier);
 414         Await.result(resolvedSchemaFuture, TIMEOUT.duration());
 415     }
 416
 417     @Test
 418     public void testYangTextSchemaSourceRequest() throws Exception {
 419         final SourceIdentifier sourceIdentifier = RevisionSourceIdentifier.create("testID");
 420
 421         final ProxyYangTextSourceProvider proxyYangProvider =
 422                 new ProxyYangTextSourceProvider(masterRef, system.dispatcher(), TIMEOUT);
 423
 424         final YangTextSchemaSource yangTextSchemaSource = YangTextSchemaSource.delegateForByteSource(sourceIdentifier,
 425                 ByteSource.wrap("YANG".getBytes(UTF_8)));
 426
 427         // Test success.
 428
 429         final SchemaSourceRegistration<YangTextSchemaSource> schemaSourceReg = masterSchemaRepository
 430                 .registerSchemaSource(id -> Futures.immediateFuture(yangTextSchemaSource),
 431                      PotentialSchemaSource.create(sourceIdentifier, YangTextSchemaSource.class, 1));
 432
 433         final Future<YangTextSchemaSourceSerializationProxy> resolvedSchemaFuture =
 434                 proxyYangProvider.getYangTextSchemaSource(sourceIdentifier);
 435
 436         final YangTextSchemaSourceSerializationProxy success = Await.result(resolvedSchemaFuture, TIMEOUT.duration());
 437
 438         assertEquals(sourceIdentifier, success.getRepresentation().getIdentifier());
 439         assertEquals("YANG", convertStreamToString(success.getRepresentation().openStream()));
 440
 441         // Test missing source failure.
 442
 443         exception.expect(MissingSchemaSourceException.class);
 444
 445         schemaSourceReg.close();
 446
 447         final Future<YangTextSchemaSourceSerializationProxy> failedSchemaFuture =
 448                 proxyYangProvider.getYangTextSchemaSource(sourceIdentifier);
 449
 450         Await.result(failedSchemaFuture, TIMEOUT.duration());
 451     }
 452
 453     @Test
 454     @SuppressWarnings({"checkstyle:AvoidHidingCauseException", "checkstyle:IllegalThrows"})
 455     public void testSlaveInvokeRpc() throws Throwable {
 456
 457         final List<SourceIdentifier> sourceIdentifiers =
 458                 Lists.newArrayList(RevisionSourceIdentifier.create("testID"));
 459
 460         initializeMaster(sourceIdentifiers);
 461         registerSlaveMountPoint();
 462
 463         ArgumentCaptor<DOMRpcService> domRPCServiceCaptor = ArgumentCaptor.forClass(DOMRpcService.class);
 464         verify(mockMountPointBuilder).addService(eq(DOMRpcService.class), domRPCServiceCaptor.capture());
 465
 466         final DOMRpcService slaveDomRPCService = domRPCServiceCaptor.getValue();
 467         assertTrue(slaveDomRPCService instanceof ProxyDOMRpcService);
 468
 469         final QName testQName = QName.create("", "TestQname");
 470         final SchemaPath schemaPath = SchemaPath.create(true, testQName);
 471         final NormalizedNode<?, ?> outputNode = ImmutableContainerNodeBuilder.create()
 472                 .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(testQName))
 473                 .withChild(ImmutableNodes.leafNode(testQName, "foo")).build();
 474         final RpcError rpcError = RpcResultBuilder.newError(RpcError.ErrorType.RPC, null, "Rpc invocation failed.");
 475
 476         // RPC with no response output.
 477
 478         doReturn(FluentFutures.immediateNullFluentFuture()).when(mockDOMRpcService).invokeRpc(any(), any());
 479
 480         DOMRpcResult result = slaveDomRPCService.invokeRpc(schemaPath, outputNode).get(2, TimeUnit.SECONDS);
 481
 482         assertEquals(null, result);
 483
 484         // RPC with response output.
 485
 486         doReturn(FluentFutures.immediateFluentFuture(new DefaultDOMRpcResult(outputNode)))
 487                 .when(mockDOMRpcService).invokeRpc(any(), any());
 488
 489         result = slaveDomRPCService.invokeRpc(schemaPath, outputNode).get(2, TimeUnit.SECONDS);
 490
 491         assertEquals(outputNode, result.getResult());
 492         assertTrue(result.getErrors().isEmpty());
 493
 494         // RPC with response error.
 495
 496         doReturn(FluentFutures.immediateFluentFuture(new DefaultDOMRpcResult(rpcError)))
 497                 .when(mockDOMRpcService).invokeRpc(any(), any());
 498
 499         result = slaveDomRPCService.invokeRpc(schemaPath, outputNode).get(2, TimeUnit.SECONDS);
 500
 501         assertNull(result.getResult());
 502         assertEquals(rpcError, result.getErrors().iterator().next());
 503
 504         // RPC with response output and error.
 505
 506         doReturn(FluentFutures.immediateFluentFuture(new DefaultDOMRpcResult(outputNode, rpcError)))
 507                 .when(mockDOMRpcService).invokeRpc(any(), any());
 508
 509         final DOMRpcResult resultOutputError =
 510                 slaveDomRPCService.invokeRpc(schemaPath, outputNode).get(2, TimeUnit.SECONDS);
 511
 512         assertEquals(outputNode, resultOutputError.getResult());
 513         assertEquals(rpcError, resultOutputError.getErrors().iterator().next());
 514
 515         // RPC failure.
 516
 517         exception.expect(DOMRpcException.class);
 518
 519         doReturn(FluentFutures.immediateFailedFluentFuture(new ClusteringRpcException("mock")))
 520                 .when(mockDOMRpcService).invokeRpc(any(), any());
 521
 522         try {
 523             slaveDomRPCService.invokeRpc(schemaPath, outputNode).get(2, TimeUnit.SECONDS);
 524         } catch (ExecutionException e) {
 525             throw e.getCause();
 526         }
 527     }
 528
 529     @Test
 530     public void testSlaveNewTransactionRequests() {
 531
 532         doReturn(mock(DOMDataTreeReadTransaction.class)).when(mockDOMDataBroker).newReadOnlyTransaction();
 533         doReturn(mock(DOMDataTreeReadWriteTransaction.class)).when(mockDOMDataBroker).newReadWriteTransaction();
 534         doReturn(mock(DOMDataTreeWriteTransaction.class)).when(mockDOMDataBroker).newWriteOnlyTransaction();
 535
 536         initializeMaster(Collections.emptyList());
 537         registerSlaveMountPoint();
 538
 539         ArgumentCaptor<DOMDataBroker> domDataBrokerCaptor = ArgumentCaptor.forClass(DOMDataBroker.class);
 540         verify(mockMountPointBuilder).addService(eq(DOMDataBroker.class), domDataBrokerCaptor.capture());
 541
 542         final DOMDataBroker slaveDOMDataBroker = domDataBrokerCaptor.getValue();
 543         assertTrue(slaveDOMDataBroker instanceof ProxyDOMDataBroker);
 544
 545         slaveDOMDataBroker.newReadOnlyTransaction();
 546         verify(mockDOMDataBroker).newReadOnlyTransaction();
 547
 548         slaveDOMDataBroker.newReadWriteTransaction();
 549         verify(mockDOMDataBroker).newReadWriteTransaction();
 550
 551         slaveDOMDataBroker.newWriteOnlyTransaction();
 552         verify(mockDOMDataBroker).newWriteOnlyTransaction();
 553     }
 554
 555     private ActorRef registerSlaveMountPoint() {
 556         SchemaResourcesDTO schemaResourceDTO2 = mock(SchemaResourcesDTO.class);
 557         doReturn(mockRegistry).when(schemaResourceDTO2).getSchemaRegistry();
 558         doReturn(mockSchemaRepository).when(schemaResourceDTO2).getSchemaRepository();
 559         final ActorRef slaveRef = system.actorOf(NetconfNodeActor.props(
 560                 NetconfTopologySetupBuilder.create().setSchemaResourceDTO(schemaResourceDTO2).setActorSystem(system)
 561                 .build(), remoteDeviceId, TIMEOUT, mockMountPointService));
 562
 563         doReturn(Futures.immediateFuture(mockSchemaContext))
 564                 .when(mockSchemaContextFactory).createSchemaContext(any());
 565
 566         slaveRef.tell(new RegisterMountPoint(ImmutableList.of(SOURCE_IDENTIFIER1, SOURCE_IDENTIFIER2),
 567                 masterRef), testKit.getRef());
 568
 569         verify(mockMountPointBuilder, timeout(5000)).register();
 570         verify(mockMountPointBuilder).addInitialSchemaContext(mockSchemaContext);
 571         verify(mockMountPointBuilder).addService(eq(DOMDataBroker.class), any());
 572         verify(mockMountPointBuilder).addService(eq(DOMRpcService.class), any());
 573         verify(mockMountPointBuilder).addService(eq(DOMNotificationService.class), any());
 574
 575         testKit.expectMsgClass(Success.class);
 576
 577         return slaveRef;
 578     }
 579
 580     private void initializeMaster(final List<SourceIdentifier> sourceIdentifiers) {
 581         masterRef.tell(new CreateInitialMasterActorData(mockDOMDataBroker, sourceIdentifiers,
 582                 mockDOMRpcService), testKit.getRef());
 583
 584         testKit.expectMsgClass(MasterActorDataInitialized.class);
 585     }
 586
 587     private void resetMountPointMocks() {
 588         reset(mockMountPointReg, mockMountPointBuilder);
 589
 590         doNothing().when(mockMountPointReg).close();
 591
 592         doReturn(mockMountPointBuilder).when(mockMountPointBuilder).addInitialSchemaContext(any());
 593         doReturn(mockMountPointBuilder).when(mockMountPointBuilder).addService(any(), any());
 594         doReturn(mockMountPointReg).when(mockMountPointBuilder).register();
 595     }
 596
 597     private static PotentialSchemaSource<?> withSourceId(final SourceIdentifier identifier) {
 598         return argThat(argument -> identifier.equals(argument.getSourceIdentifier()));
 599     }
 600
 601     private static String convertStreamToString(final InputStream is) {
 602         try (Scanner scanner = new Scanner(is)) {
 603             return scanner.useDelimiter("\\A").hasNext() ? scanner.next() : "";
 604         }
 605     }
 606 }