opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/IntegrationTestKit.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications 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.controller.cluster.datastore;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.junit.Assert.assertThrows;
  13 import static org.junit.Assert.fail;
  14 import static org.mockito.ArgumentMatchers.anyString;
  15 import static org.mockito.Mockito.doReturn;
  16 import static org.mockito.Mockito.mock;
  17
  18 import akka.actor.ActorRef;
  19 import akka.actor.ActorSystem;
  20 import akka.cluster.Cluster;
  21 import akka.cluster.ClusterEvent.CurrentClusterState;
  22 import akka.cluster.Member;
  23 import akka.cluster.MemberStatus;
  24 import com.google.common.base.Stopwatch;
  25 import com.google.common.collect.Sets;
  26 import com.google.common.util.concurrent.ListenableFuture;
  27 import com.google.common.util.concurrent.Uninterruptibles;
  28 import java.lang.reflect.Constructor;
  29 import java.util.Optional;
  30 import java.util.Set;
  31 import java.util.concurrent.TimeUnit;
  32 import java.util.function.Consumer;
  33 import org.opendaylight.controller.cluster.databroker.ClientBackedDataStore;
  34 import org.opendaylight.controller.cluster.datastore.DatastoreContext.Builder;
  35 import org.opendaylight.controller.cluster.datastore.config.Configuration;
  36 import org.opendaylight.controller.cluster.datastore.config.ConfigurationImpl;
  37 import org.opendaylight.controller.cluster.datastore.config.EmptyModuleShardConfigProvider;
  38 import org.opendaylight.controller.cluster.datastore.messages.OnDemandShardState;
  39 import org.opendaylight.controller.cluster.datastore.persisted.DatastoreSnapshot;
  40 import org.opendaylight.controller.cluster.datastore.utils.ActorUtils;
  41 import org.opendaylight.controller.cluster.raft.client.messages.GetOnDemandRaftState;
  42 import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
  43 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  44 import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadTransaction;
  45 import org.opendaylight.mdsal.dom.spi.store.DOMStoreThreePhaseCommitCohort;
  46 import org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain;
  47 import org.opendaylight.mdsal.dom.spi.store.DOMStoreWriteTransaction;
  48 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  49 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  50 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
  51 import org.slf4j.Logger;
  52 import org.slf4j.LoggerFactory;
  53 import scala.concurrent.Await;
  54 import scala.concurrent.Future;
  55 import scala.concurrent.duration.FiniteDuration;
  56
  57 public class IntegrationTestKit extends ShardTestKit {
  58
  59     private static final Logger LOG = LoggerFactory.getLogger(IntegrationTestKit.class);
  60
  61     protected DatastoreContext.Builder datastoreContextBuilder;
  62     protected DatastoreSnapshot restoreFromSnapshot;
  63     private final int commitTimeout;
  64
  65     public IntegrationTestKit(final ActorSystem actorSystem, final Builder datastoreContextBuilder) {
  66         this(actorSystem, datastoreContextBuilder, 7);
  67     }
  68
  69     public IntegrationTestKit(final ActorSystem actorSystem, final Builder datastoreContextBuilder,
  70             final int commitTimeout) {
  71         super(actorSystem);
  72         this.datastoreContextBuilder = datastoreContextBuilder;
  73         this.commitTimeout = commitTimeout;
  74     }
  75
  76     public DatastoreContext.Builder getDatastoreContextBuilder() {
  77         return datastoreContextBuilder;
  78     }
  79
  80     @Deprecated(since = "7.0.0", forRemoval = true)
  81     public DistributedDataStore setupDistributedDataStore(final String typeName, final String moduleShardsConfig,
  82                                                           final boolean waitUntilLeader,
  83                                                           final EffectiveModelContext schemaContext) throws Exception {
  84         return setupDistributedDataStore(typeName, moduleShardsConfig, "modules.conf", waitUntilLeader, schemaContext);
  85     }
  86
  87     @Deprecated(since = "7.0.0", forRemoval = true)
  88     public DistributedDataStore setupDistributedDataStore(final String typeName, final String moduleShardsConfig,
  89                                                           final String modulesConfig,
  90                                                           final boolean waitUntilLeader,
  91                                                           final EffectiveModelContext schemaContext,
  92                                                           final String... shardNames) throws Exception {
  93         return (DistributedDataStore) setupAbstractDataStore(DistributedDataStore.class, typeName, moduleShardsConfig,
  94                 modulesConfig, waitUntilLeader, schemaContext, shardNames);
  95     }
  96
  97     public AbstractDataStore setupAbstractDataStore(final Class<? extends AbstractDataStore> implementation,
  98                                                     final String typeName, final String... shardNames)
  99             throws Exception {
 100         return setupAbstractDataStore(implementation, typeName, "module-shards.conf", true,
 101                 SchemaContextHelper.full(), shardNames);
 102     }
 103
 104     public AbstractDataStore setupAbstractDataStore(final Class<? extends AbstractDataStore> implementation,
 105                                                     final String typeName, final boolean waitUntilLeader,
 106                                                     final String... shardNames) throws Exception {
 107         return setupAbstractDataStore(implementation, typeName, "module-shards.conf", waitUntilLeader,
 108                 SchemaContextHelper.full(), shardNames);
 109     }
 110
 111     public AbstractDataStore setupAbstractDataStore(final Class<? extends AbstractDataStore> implementation,
 112                                                     final String typeName, final String moduleShardsConfig,
 113                                                     final boolean waitUntilLeader, final String... shardNames)
 114             throws Exception {
 115         return setupAbstractDataStore(implementation, typeName, moduleShardsConfig, waitUntilLeader,
 116                 SchemaContextHelper.full(), shardNames);
 117     }
 118
 119     public AbstractDataStore setupAbstractDataStore(final Class<? extends AbstractDataStore> implementation,
 120                                                     final String typeName, final String moduleShardsConfig,
 121                                                     final boolean waitUntilLeader,
 122                                                     final EffectiveModelContext schemaContext,
 123                                                     final String... shardNames) throws Exception {
 124         return setupAbstractDataStore(implementation, typeName, moduleShardsConfig, "modules.conf", waitUntilLeader,
 125                 schemaContext, shardNames);
 126     }
 127
 128     private AbstractDataStore setupAbstractDataStore(final Class<? extends AbstractDataStore> implementation,
 129                                                      final String typeName, final String moduleShardsConfig,
 130                                                      final String modulesConfig, final boolean waitUntilLeader,
 131                                                      final EffectiveModelContext schemaContext,
 132                                                      final String... shardNames)
 133             throws Exception {
 134         final ClusterWrapper cluster = new ClusterWrapperImpl(getSystem());
 135         final Configuration config = new ConfigurationImpl(moduleShardsConfig, modulesConfig);
 136
 137         setDataStoreName(typeName);
 138
 139         // Make sure we set up datastore context correctly
 140         datastoreContextBuilder.useTellBasedProtocol(ClientBackedDataStore.class.isAssignableFrom(implementation));
 141
 142         final DatastoreContext datastoreContext = datastoreContextBuilder.build();
 143         final DatastoreContextFactory mockContextFactory = mock(DatastoreContextFactory.class);
 144         doReturn(datastoreContext).when(mockContextFactory).getBaseDatastoreContext();
 145         doReturn(datastoreContext).when(mockContextFactory).getShardDatastoreContext(anyString());
 146
 147         final Constructor<? extends AbstractDataStore> constructor = implementation.getDeclaredConstructor(
 148                 ActorSystem.class, ClusterWrapper.class, Configuration.class,
 149                 DatastoreContextFactory.class, DatastoreSnapshot.class);
 150
 151         final AbstractDataStore dataStore = constructor.newInstance(getSystem(), cluster, config, mockContextFactory,
 152             restoreFromSnapshot);
 153
 154         dataStore.onModelContextUpdated(schemaContext);
 155
 156         if (waitUntilLeader) {
 157             waitUntilLeader(dataStore.getActorUtils(), shardNames);
 158         }
 159
 160         datastoreContextBuilder = DatastoreContext.newBuilderFrom(datastoreContext);
 161         return dataStore;
 162     }
 163
 164     private void setDataStoreName(final String typeName) {
 165         if ("config".equals(typeName)) {
 166             datastoreContextBuilder.logicalStoreType(LogicalDatastoreType.CONFIGURATION);
 167         } else if ("operational".equals(typeName)) {
 168             datastoreContextBuilder.logicalStoreType(LogicalDatastoreType.OPERATIONAL);
 169         } else {
 170             datastoreContextBuilder.dataStoreName(typeName);
 171         }
 172     }
 173
 174     @Deprecated(since = "7.0.0", forRemoval = true)
 175     public DistributedDataStore setupDistributedDataStoreWithoutConfig(final String typeName,
 176                                                                        final EffectiveModelContext schemaContext) {
 177         final ClusterWrapper cluster = new ClusterWrapperImpl(getSystem());
 178         final ConfigurationImpl configuration = new ConfigurationImpl(new EmptyModuleShardConfigProvider());
 179
 180         setDataStoreName(typeName);
 181
 182         final DatastoreContext datastoreContext = getDatastoreContextBuilder().build();
 183
 184         final DatastoreContextFactory mockContextFactory = mock(DatastoreContextFactory.class);
 185         doReturn(datastoreContext).when(mockContextFactory).getBaseDatastoreContext();
 186         doReturn(datastoreContext).when(mockContextFactory).getShardDatastoreContext(anyString());
 187
 188         final DistributedDataStore dataStore = new DistributedDataStore(getSystem(), cluster,
 189                 configuration, mockContextFactory, restoreFromSnapshot);
 190
 191         dataStore.onModelContextUpdated(schemaContext);
 192
 193         datastoreContextBuilder = DatastoreContext.newBuilderFrom(datastoreContext);
 194         return dataStore;
 195     }
 196
 197     @Deprecated(since = "7.0.0", forRemoval = true)
 198     public DistributedDataStore setupDistributedDataStoreWithoutConfig(final String typeName,
 199                                                                        final EffectiveModelContext schemaContext,
 200                                                                        final LogicalDatastoreType storeType) {
 201         final ClusterWrapper cluster = new ClusterWrapperImpl(getSystem());
 202         final ConfigurationImpl configuration = new ConfigurationImpl(new EmptyModuleShardConfigProvider());
 203
 204         setDataStoreName(typeName);
 205
 206         final DatastoreContext datastoreContext =
 207                 getDatastoreContextBuilder().logicalStoreType(storeType).build();
 208
 209         final DatastoreContextFactory mockContextFactory = mock(DatastoreContextFactory.class);
 210         doReturn(datastoreContext).when(mockContextFactory).getBaseDatastoreContext();
 211         doReturn(datastoreContext).when(mockContextFactory).getShardDatastoreContext(anyString());
 212
 213         final DistributedDataStore dataStore = new DistributedDataStore(getSystem(), cluster,
 214                 configuration, mockContextFactory, restoreFromSnapshot);
 215
 216         dataStore.onModelContextUpdated(schemaContext);
 217
 218         datastoreContextBuilder = DatastoreContext.newBuilderFrom(datastoreContext);
 219         return dataStore;
 220     }
 221
 222     public void waitUntilLeader(final ActorUtils actorUtils, final String... shardNames) {
 223         for (String shardName: shardNames) {
 224             ActorRef shard = findLocalShard(actorUtils, shardName);
 225
 226             assertNotNull("Shard was not created for " + shardName, shard);
 227
 228             waitUntilLeader(shard);
 229         }
 230     }
 231
 232     public void waitUntilNoLeader(final ActorUtils actorUtils, final String... shardNames) {
 233         for (String shardName: shardNames) {
 234             ActorRef shard = findLocalShard(actorUtils, shardName);
 235             assertNotNull("No local shard found for " + shardName, shard);
 236
 237             waitUntilNoLeader(shard);
 238         }
 239     }
 240
 241     public void waitForMembersUp(final String... otherMembers) {
 242         Set<String> otherMembersSet = Sets.newHashSet(otherMembers);
 243         Stopwatch sw = Stopwatch.createStarted();
 244         while (sw.elapsed(TimeUnit.SECONDS) <= 10) {
 245             CurrentClusterState state = Cluster.get(getSystem()).state();
 246             for (Member m: state.getMembers()) {
 247                 if (m.status() == MemberStatus.up() && otherMembersSet.remove(m.getRoles().iterator().next())
 248                         && otherMembersSet.isEmpty()) {
 249                     return;
 250                 }
 251             }
 252
 253             Uninterruptibles.sleepUninterruptibly(100, TimeUnit.MILLISECONDS);
 254         }
 255
 256         fail("Member(s) " + otherMembersSet + " are not Up");
 257     }
 258
 259     public static ActorRef findLocalShard(final ActorUtils actorUtils, final String shardName) {
 260         ActorRef shard = null;
 261         for (int i = 0; i < 20 * 5 && shard == null; i++) {
 262             Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS);
 263             Optional<ActorRef> shardReply = actorUtils.findLocalShard(shardName);
 264             if (shardReply.isPresent()) {
 265                 shard = shardReply.get();
 266             }
 267         }
 268         return shard;
 269     }
 270
 271     public static void waitUntilShardIsDown(final ActorUtils actorUtils, final String shardName) {
 272         for (int i = 0; i < 20 * 5 ; i++) {
 273             LOG.debug("Waiting for shard down {}", shardName);
 274             Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS);
 275             Optional<ActorRef> shardReply = actorUtils.findLocalShard(shardName);
 276             if (!shardReply.isPresent()) {
 277                 return;
 278             }
 279         }
 280
 281         throw new IllegalStateException("Shard[" + shardName + " did not shutdown in time");
 282     }
 283
 284     public static void verifyShardStats(final AbstractDataStore datastore, final String shardName,
 285             final ShardStatsVerifier verifier) throws Exception {
 286         ActorUtils actorUtils = datastore.getActorUtils();
 287
 288         Future<ActorRef> future = actorUtils.findLocalShardAsync(shardName);
 289         ActorRef shardActor = Await.result(future, FiniteDuration.create(10, TimeUnit.SECONDS));
 290
 291         AssertionError lastError = null;
 292         Stopwatch sw = Stopwatch.createStarted();
 293         while (sw.elapsed(TimeUnit.SECONDS) <= 5) {
 294             ShardStats shardStats = (ShardStats)actorUtils
 295                     .executeOperation(shardActor, Shard.GET_SHARD_MBEAN_MESSAGE);
 296
 297             try {
 298                 verifier.verify(shardStats);
 299                 return;
 300             } catch (AssertionError e) {
 301                 lastError = e;
 302                 Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS);
 303             }
 304         }
 305
 306         throw lastError;
 307     }
 308
 309     public static void verifyShardState(final AbstractDataStore datastore, final String shardName,
 310             final Consumer<OnDemandShardState> verifier) throws Exception {
 311         ActorUtils actorUtils = datastore.getActorUtils();
 312
 313         Future<ActorRef> future = actorUtils.findLocalShardAsync(shardName);
 314         ActorRef shardActor = Await.result(future, FiniteDuration.create(10, TimeUnit.SECONDS));
 315
 316         AssertionError lastError = null;
 317         Stopwatch sw = Stopwatch.createStarted();
 318         while (sw.elapsed(TimeUnit.SECONDS) <= 5) {
 319             OnDemandShardState shardState = (OnDemandShardState)actorUtils
 320                     .executeOperation(shardActor, GetOnDemandRaftState.INSTANCE);
 321
 322             try {
 323                 verifier.accept(shardState);
 324                 return;
 325             } catch (AssertionError e) {
 326                 lastError = e;
 327                 Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS);
 328             }
 329         }
 330
 331         throw lastError;
 332     }
 333
 334     void testWriteTransaction(final AbstractDataStore dataStore, final YangInstanceIdentifier nodePath,
 335             final NormalizedNode nodeToWrite) throws Exception {
 336
 337         // 1. Create a write-only Tx
 338
 339         DOMStoreWriteTransaction writeTx = dataStore.newWriteOnlyTransaction();
 340         assertNotNull("newWriteOnlyTransaction returned null", writeTx);
 341
 342         // 2. Write some data
 343
 344         writeTx.write(nodePath, nodeToWrite);
 345
 346         // 3. Ready the Tx for commit
 347
 348         DOMStoreThreePhaseCommitCohort cohort = writeTx.ready();
 349
 350         // 4. Commit the Tx
 351
 352         doCommit(cohort);
 353
 354         // 5. Verify the data in the store
 355
 356         DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
 357         assertEquals(Optional.of(nodeToWrite), readTx.read(nodePath).get(5, TimeUnit.SECONDS));
 358     }
 359
 360     public void doCommit(final DOMStoreThreePhaseCommitCohort cohort) throws Exception {
 361         Boolean canCommit = cohort.canCommit().get(commitTimeout, TimeUnit.SECONDS);
 362         assertEquals("canCommit", Boolean.TRUE, canCommit);
 363         cohort.preCommit().get(5, TimeUnit.SECONDS);
 364         cohort.commit().get(5, TimeUnit.SECONDS);
 365     }
 366
 367     void doCommit(final ListenableFuture<Boolean> canCommitFuture, final DOMStoreThreePhaseCommitCohort cohort)
 368             throws Exception {
 369         Boolean canCommit = canCommitFuture.get(commitTimeout, TimeUnit.SECONDS);
 370         assertEquals("canCommit", Boolean.TRUE, canCommit);
 371         cohort.preCommit().get(5, TimeUnit.SECONDS);
 372         cohort.commit().get(5, TimeUnit.SECONDS);
 373     }
 374
 375     void assertExceptionOnTxChainCreates(final DOMStoreTransactionChain txChain,
 376             final Class<? extends Exception> expType) {
 377         assertThrows(expType, () -> txChain.newWriteOnlyTransaction());
 378         assertThrows(expType, () -> txChain.newReadWriteTransaction());
 379         assertThrows(expType, () -> txChain.newReadOnlyTransaction());
 380     }
 381
 382     public interface ShardStatsVerifier {
 383         void verify(ShardStats stats);
 384     }
 385 }