import akka.cluster.Cluster;
import akka.dispatch.Futures;
import akka.pattern.AskTimeoutException;
+import akka.pattern.Patterns;
import akka.testkit.JavaTestKit;
import com.google.common.base.Optional;
+import com.google.common.base.Supplier;
import com.google.common.collect.ImmutableMap;
import com.google.common.util.concurrent.MoreExecutors;
import com.google.common.util.concurrent.Uninterruptibles;
import org.opendaylight.controller.cluster.datastore.modification.WriteModification;
import org.opendaylight.controller.cluster.raft.base.messages.ApplyJournalEntries;
import org.opendaylight.controller.cluster.raft.client.messages.OnDemandRaftState;
+import org.opendaylight.controller.cluster.raft.client.messages.Shutdown;
import org.opendaylight.controller.cluster.raft.policy.DisableElectionsRaftPolicy;
import org.opendaylight.controller.cluster.raft.utils.InMemoryJournal;
import org.opendaylight.controller.md.cluster.datastore.model.CarsModel;
import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.CollectionNodeBuilder;
import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
import org.opendaylight.yangtools.yang.data.impl.schema.tree.InMemoryDataTreeFactory;
+import scala.concurrent.Await;
+import scala.concurrent.Future;
+import scala.concurrent.duration.FiniteDuration;
/**
* End-to-end distributed data store tests that exercise remote shards and transactions.
verifyCars(followerDistributedDataStore.newReadOnlyTransaction(), car1);
}
+ @SuppressWarnings("unchecked")
@Test
public void testReadyLocalTransactionForwardedToLeader() throws Exception {
initDatastoresWithCars("testReadyLocalTransactionForwardedToLeader");
throw new AssertionError("Unexpected failure response", ((akka.actor.Status.Failure)resp).cause());
}
- assertEquals("Response type", CommitTransactionReply.SERIALIZABLE_CLASS, resp.getClass());
+ assertEquals("Response type", CommitTransactionReply.class, resp.getClass());
verifyCars(leaderDistributedDataStore.newReadOnlyTransaction(), car1);
ActorSelection txActor = leaderDistributedDataStore.getActorContext().actorSelection(
((ReadyTransactionReply)resp).getCohortPath());
+ Supplier<Short> versionSupplier = Mockito.mock(Supplier.class);
+ Mockito.doReturn(DataStoreVersions.CURRENT_VERSION).when(versionSupplier).get();
ThreePhaseCommitCohortProxy cohort = new ThreePhaseCommitCohortProxy(
- leaderDistributedDataStore.getActorContext(), Arrays.asList(Futures.successful(txActor)), "tx-2");
+ leaderDistributedDataStore.getActorContext(), Arrays.asList(
+ new ThreePhaseCommitCohortProxy.CohortInfo(Futures.successful(txActor), versionSupplier)), "tx-2");
cohort.canCommit().get(5, TimeUnit.SECONDS);
cohort.preCommit().get(5, TimeUnit.SECONDS);
cohort.commit().get(5, TimeUnit.SECONDS);
verifyCars(leaderDistributedDataStore.newReadOnlyTransaction(), car1, car2);
}
+ @SuppressWarnings("unchecked")
@Test
public void testForwardedReadyTransactionForwardedToLeader() throws Exception {
initDatastoresWithCars("testForwardedReadyTransactionForwardedToLeader");
throw new AssertionError("Unexpected failure response", ((akka.actor.Status.Failure)resp).cause());
}
- assertEquals("Response type", CommitTransactionReply.SERIALIZABLE_CLASS, resp.getClass());
+ assertEquals("Response type", CommitTransactionReply.class, resp.getClass());
verifyCars(leaderDistributedDataStore.newReadOnlyTransaction(), car1);
ActorSelection txActor = leaderDistributedDataStore.getActorContext().actorSelection(
((ReadyTransactionReply)resp).getCohortPath());
+ Supplier<Short> versionSupplier = Mockito.mock(Supplier.class);
+ Mockito.doReturn(DataStoreVersions.CURRENT_VERSION).when(versionSupplier).get();
ThreePhaseCommitCohortProxy cohort = new ThreePhaseCommitCohortProxy(
- leaderDistributedDataStore.getActorContext(), Arrays.asList(Futures.successful(txActor)), "tx-2");
+ leaderDistributedDataStore.getActorContext(), Arrays.asList(
+ new ThreePhaseCommitCohortProxy.CohortInfo(Futures.successful(txActor), versionSupplier)), "tx-2");
cohort.canCommit().get(5, TimeUnit.SECONDS);
cohort.preCommit().get(5, TimeUnit.SECONDS);
cohort.commit().get(5, TimeUnit.SECONDS);
verifyCars(leaderDistributedDataStore.newReadOnlyTransaction(), car1, car2);
}
+ @Test
+ public void testLeadershipTransferOnShutdown() throws Exception {
+ leaderDatastoreContextBuilder.shardBatchedModificationCount(1);
+ followerDatastoreContextBuilder.shardElectionTimeoutFactor(10).customRaftPolicyImplementation(null);
+ String testName = "testLeadershipTransferOnShutdown";
+ initDatastores(testName, MODULE_SHARDS_CARS_PEOPLE_1_2_3, CARS_AND_PEOPLE);
+
+ IntegrationTestKit follower2TestKit = new IntegrationTestKit(follower2System, followerDatastoreContextBuilder);
+ DistributedDataStore follower2DistributedDataStore = follower2TestKit.setupDistributedDataStore(testName,
+ MODULE_SHARDS_CARS_PEOPLE_1_2_3, false);
+
+ // Create and submit a couple tx's so they're pending.
+
+ DOMStoreWriteTransaction writeTx = followerDistributedDataStore.newWriteOnlyTransaction();
+ writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer());
+ writeTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
+ writeTx.write(PeopleModel.BASE_PATH, PeopleModel.emptyContainer());
+ DOMStoreThreePhaseCommitCohort cohort1 = writeTx.ready();
+
+ IntegrationTestKit.verifyShardStats(leaderDistributedDataStore, "cars", new ShardStatsVerifier() {
+ @Override
+ public void verify(ShardStats stats) {
+ assertEquals("getTxCohortCacheSize", 1, stats.getTxCohortCacheSize());
+ }
+ });
+
+ writeTx = followerDistributedDataStore.newWriteOnlyTransaction();
+ MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000));
+ writeTx.write(CarsModel.newCarPath("optima"), car);
+ DOMStoreThreePhaseCommitCohort cohort2 = writeTx.ready();
+
+ IntegrationTestKit.verifyShardStats(leaderDistributedDataStore, "cars", new ShardStatsVerifier() {
+ @Override
+ public void verify(ShardStats stats) {
+ assertEquals("getTxCohortCacheSize", 2, stats.getTxCohortCacheSize());
+ }
+ });
+
+ // Gracefully stop the leader via a Shutdown message.
+
+ FiniteDuration duration = FiniteDuration.create(5, TimeUnit.SECONDS);
+ Future<ActorRef> future = leaderDistributedDataStore.getActorContext().findLocalShardAsync("cars");
+ ActorRef leaderActor = Await.result(future, duration);
+
+ Future<Boolean> stopFuture = Patterns.gracefulStop(leaderActor, duration, new Shutdown());
+
+ // Commit the 2 transactions. They should finish and succeed.
+
+ followerTestKit.doCommit(cohort1);
+ followerTestKit.doCommit(cohort2);
+
+ // Wait for the leader actor stopped.
+
+ Boolean stopped = Await.result(stopFuture, duration);
+ assertEquals("Stopped", Boolean.TRUE, stopped);
+
+ // Verify leadership was transferred by reading the committed data from the other nodes.
+
+ verifyCars(followerDistributedDataStore.newReadOnlyTransaction(), car);
+ verifyCars(follower2DistributedDataStore.newReadOnlyTransaction(), car);
+ }
+
@Test
public void testTransactionWithIsolatedLeader() throws Throwable {
leaderDatastoreContextBuilder.shardIsolatedLeaderCheckIntervalInMillis(200);