X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Ftest%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FDistributedDataStoreRemotingIntegrationTest.java;h=04370fe0876a0be664d26da7bd4c00ab6f9ae382;hp=4c0aac48346a59e2db49db247cdaa37bbbd2abf0;hb=d7c9a8ccfcb57f005490a226803d094289997ef9;hpb=a0b8be5ce48c0d1e0b573d1952211913c58d4935 diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreRemotingIntegrationTest.java b/opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreRemotingIntegrationTest.java index 4c0aac4834..04370fe087 100644 --- a/opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreRemotingIntegrationTest.java +++ b/opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreRemotingIntegrationTest.java @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015 Brocade Communications Systems, Inc. and others. All rights reserved. + * Copyright (c) 2015, 2017 Brocade Communications Systems, Inc. and others. All rights reserved. * * This program and the accompanying materials are made available under the * terms of the Eclipse Public License v1.0 which accompanies this distribution, @@ -15,6 +15,7 @@ import static org.mockito.Matchers.any; import static org.mockito.Matchers.eq; import static org.mockito.Mockito.timeout; import static org.mockito.Mockito.verify; + import akka.actor.ActorRef; import akka.actor.ActorSelection; import akka.actor.ActorSystem; @@ -22,11 +23,12 @@ import akka.actor.Address; import akka.actor.AddressFromURIString; 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.Stopwatch; import com.google.common.base.Supplier; +import com.google.common.base.Throwables; import com.google.common.collect.ImmutableMap; import com.google.common.util.concurrent.ListenableFuture; import com.google.common.util.concurrent.MoreExecutors; @@ -34,15 +36,26 @@ import com.google.common.util.concurrent.Uninterruptibles; import com.typesafe.config.ConfigFactory; import java.math.BigInteger; import java.util.Arrays; +import java.util.Collection; +import java.util.Collections; import java.util.LinkedList; +import java.util.List; import java.util.concurrent.ExecutionException; import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicLong; import org.junit.After; +import org.junit.Assume; import org.junit.Before; import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; +import org.junit.runners.Parameterized.Parameter; +import org.junit.runners.Parameterized.Parameters; import org.mockito.Mockito; import org.mockito.stubbing.Answer; +import org.opendaylight.controller.cluster.access.client.RequestTimeoutException; import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier; +import org.opendaylight.controller.cluster.databroker.ClientBackedDataStore; import org.opendaylight.controller.cluster.databroker.ConcurrentDOMDataBroker; import org.opendaylight.controller.cluster.datastore.DatastoreContext.Builder; import org.opendaylight.controller.cluster.datastore.exceptions.NoShardLeaderException; @@ -54,10 +67,15 @@ import org.opendaylight.controller.cluster.datastore.messages.ReadyLocalTransact import org.opendaylight.controller.cluster.datastore.messages.ReadyTransactionReply; import org.opendaylight.controller.cluster.datastore.modification.MergeModification; import org.opendaylight.controller.cluster.datastore.modification.WriteModification; +import org.opendaylight.controller.cluster.datastore.persisted.MetadataShardDataTreeSnapshot; +import org.opendaylight.controller.cluster.datastore.persisted.ShardSnapshotState; +import org.opendaylight.controller.cluster.raft.base.messages.TimeoutNow; import org.opendaylight.controller.cluster.raft.client.messages.Shutdown; import org.opendaylight.controller.cluster.raft.persisted.ApplyJournalEntries; +import org.opendaylight.controller.cluster.raft.persisted.Snapshot; import org.opendaylight.controller.cluster.raft.policy.DisableElectionsRaftPolicy; import org.opendaylight.controller.cluster.raft.utils.InMemoryJournal; +import org.opendaylight.controller.cluster.raft.utils.InMemorySnapshotStore; import org.opendaylight.controller.md.cluster.datastore.model.CarsModel; import org.opendaylight.controller.md.cluster.datastore.model.PeopleModel; import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper; @@ -95,17 +113,33 @@ import scala.concurrent.duration.FiniteDuration; * * @author Thomas Pantelis */ +@RunWith(Parameterized.class) public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { + @Parameters(name = "{0}") + public static Collection data() { + return Arrays.asList(new Object[][] { + { DistributedDataStore.class, 7}, { ClientBackedDataStore.class, 12 } + }); + } + + @Parameter(0) + public Class testParameter; + @Parameter(1) + public int commitTimeout; + private static final String[] CARS_AND_PEOPLE = {"cars", "people"}; private static final String[] CARS = {"cars"}; - private static final Address MEMBER_1_ADDRESS = AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"); - private static final Address MEMBER_2_ADDRESS = AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2559"); + private static final Address MEMBER_1_ADDRESS = AddressFromURIString.parse( + "akka://cluster-test@127.0.0.1:2558"); + private static final Address MEMBER_2_ADDRESS = AddressFromURIString.parse( + "akka://cluster-test@127.0.0.1:2559"); private static final String MODULE_SHARDS_CARS_ONLY_1_2 = "module-shards-cars-member-1-and-2.conf"; private static final String MODULE_SHARDS_CARS_PEOPLE_1_2 = "module-shards-member1-and-2.conf"; private static final String MODULE_SHARDS_CARS_PEOPLE_1_2_3 = "module-shards-member1-and-2-and-3.conf"; + private static final String MODULE_SHARDS_CARS_1_2_3 = "module-shards-cars-member-1-and-2-and-3.conf"; private ActorSystem leaderSystem; private ActorSystem followerSystem; @@ -115,18 +149,21 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(2); private final DatastoreContext.Builder followerDatastoreContextBuilder = - DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(5). - customRaftPolicyImplementation(DisableElectionsRaftPolicy.class.getName()); + DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(5) + .customRaftPolicyImplementation(DisableElectionsRaftPolicy.class.getName()); private final TransactionIdentifier tx1 = nextTransactionId(); private final TransactionIdentifier tx2 = nextTransactionId(); - private DistributedDataStore followerDistributedDataStore; - private DistributedDataStore leaderDistributedDataStore; + private AbstractDataStore followerDistributedDataStore; + private AbstractDataStore leaderDistributedDataStore; private IntegrationTestKit followerTestKit; private IntegrationTestKit leaderTestKit; @Before public void setUp() { + InMemoryJournal.clear(); + InMemorySnapshotStore.clear(); + leaderSystem = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1")); Cluster.get(leaderSystem).join(MEMBER_1_ADDRESS); @@ -149,58 +186,69 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { JavaTestKit.shutdownActorSystem(leaderSystem); JavaTestKit.shutdownActorSystem(followerSystem); JavaTestKit.shutdownActorSystem(follower2System); + + InMemoryJournal.clear(); + InMemorySnapshotStore.clear(); } - private void initDatastoresWithCars(String type) { + private void initDatastoresWithCars(final String type) throws Exception { initDatastores(type, MODULE_SHARDS_CARS_ONLY_1_2, CARS); } - private void initDatastoresWithCarsAndPeople(String type) { + private void initDatastoresWithCarsAndPeople(final String type) throws Exception { initDatastores(type, MODULE_SHARDS_CARS_PEOPLE_1_2, CARS_AND_PEOPLE); } - private void initDatastores(String type, String moduleShardsConfig, String[] shards) { - leaderTestKit = new IntegrationTestKit(leaderSystem, leaderDatastoreContextBuilder); + private void initDatastores(final String type, final String moduleShardsConfig, final String[] shards) + throws Exception { + leaderTestKit = new IntegrationTestKit(leaderSystem, leaderDatastoreContextBuilder, commitTimeout); - leaderDistributedDataStore = leaderTestKit.setupDistributedDataStore(type, moduleShardsConfig, false, shards); + leaderDistributedDataStore = leaderTestKit.setupAbstractDataStore( + testParameter, type, moduleShardsConfig, false, shards); - followerTestKit = new IntegrationTestKit(followerSystem, followerDatastoreContextBuilder); - followerDistributedDataStore = followerTestKit.setupDistributedDataStore(type, moduleShardsConfig, false, shards); + followerTestKit = new IntegrationTestKit(followerSystem, followerDatastoreContextBuilder, commitTimeout); + followerDistributedDataStore = followerTestKit.setupAbstractDataStore( + testParameter, type, moduleShardsConfig, false, shards); leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(), shards); + + leaderTestKit.waitForMembersUp("member-2"); + followerTestKit.waitForMembersUp("member-1"); } - private static void verifyCars(DOMStoreReadTransaction readTx, MapEntryNode... entries) throws Exception { - Optional> optional = readTx.read(CarsModel.CAR_LIST_PATH).get(5, TimeUnit.SECONDS); + private static void verifyCars(final DOMStoreReadTransaction readTx, final MapEntryNode... entries) + throws Exception { + final Optional> optional = readTx.read(CarsModel.CAR_LIST_PATH).get(5, TimeUnit.SECONDS); assertEquals("isPresent", true, optional.isPresent()); - CollectionNodeBuilder listBuilder = ImmutableNodes.mapNodeBuilder(CarsModel.CAR_QNAME); - for(NormalizedNode entry: entries) { + final CollectionNodeBuilder listBuilder = ImmutableNodes.mapNodeBuilder( + CarsModel.CAR_QNAME); + for (final NormalizedNode entry: entries) { listBuilder.withChild((MapEntryNode) entry); } assertEquals("Car list node", listBuilder.build(), optional.get()); } - private static void verifyNode(DOMStoreReadTransaction readTx, YangInstanceIdentifier path, NormalizedNode expNode) - throws Exception { - Optional> optional = readTx.read(path).get(5, TimeUnit.SECONDS); + private static void verifyNode(final DOMStoreReadTransaction readTx, final YangInstanceIdentifier path, + final NormalizedNode expNode) throws Exception { + final Optional> optional = readTx.read(path).get(5, TimeUnit.SECONDS); assertEquals("isPresent", true, optional.isPresent()); assertEquals("Data node", expNode, optional.get()); } - private static void verifyExists(DOMStoreReadTransaction readTx, YangInstanceIdentifier path) throws Exception { - Boolean exists = readTx.exists(path).get(5, TimeUnit.SECONDS); + private static void verifyExists(final DOMStoreReadTransaction readTx, final YangInstanceIdentifier path) + throws Exception { + final Boolean exists = readTx.exists(path).get(5, TimeUnit.SECONDS); assertEquals("exists", true, exists); } @Test public void testWriteTransactionWithSingleShard() throws Exception { - String testName = "testWriteTransactionWithSingleShard"; + final String testName = "testWriteTransactionWithSingleShard"; initDatastoresWithCars(testName); - String followerCarShardName = "member-2-shard-cars-" + testName; - InMemoryJournal.addWriteMessagesCompleteLatch(followerCarShardName, 2, ApplyJournalEntries.class ); + final String followerCarShardName = "member-2-shard-cars-" + testName; DOMStoreWriteTransaction writeTx = followerDistributedDataStore.newWriteOnlyTransaction(); assertNotNull("newWriteOnlyTransaction returned null", writeTx); @@ -208,12 +256,12 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); writeTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode()); - MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); - YangInstanceIdentifier car1Path = CarsModel.newCarPath("optima"); + final MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); + final YangInstanceIdentifier car1Path = CarsModel.newCarPath("optima"); writeTx.merge(car1Path, car1); - MapEntryNode car2 = CarsModel.newCarEntry("sportage", BigInteger.valueOf(25000)); - YangInstanceIdentifier car2Path = CarsModel.newCarPath("sportage"); + final MapEntryNode car2 = CarsModel.newCarEntry("sportage", BigInteger.valueOf(25000)); + final YangInstanceIdentifier car2Path = CarsModel.newCarPath("sportage"); writeTx.merge(car2Path, car2); followerTestKit.doCommit(writeTx.ready()); @@ -238,38 +286,66 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { // Re-instate the follower member 2 as a single-node to verify replication and recovery. - InMemoryJournal.waitForWriteMessagesComplete(followerCarShardName); + // The following is a bit tricky. Before we reinstate the follower we need to ensure it has persisted and + // applied and all the log entries from the leader. Since we've verified the car data above we know that + // all the transactions have been applied on the leader so we first read and capture its lastAppliedIndex. + final AtomicLong leaderLastAppliedIndex = new AtomicLong(); + IntegrationTestKit.verifyShardState(leaderDistributedDataStore, CARS[0], + state -> leaderLastAppliedIndex.set(state.getLastApplied())); + + // Now we need to make sure the follower has persisted the leader's lastAppliedIndex via ApplyJournalEntries. + // However we don't know exactly how many ApplyJournalEntries messages there will be as it can differ between + // the tell-based and ask-based front-ends. For ask-based there will be exactly 2 ApplyJournalEntries but + // tell-based persists additional payloads which could be replicated and applied in a batch resulting in + // either 2 or 3 ApplyJournalEntries. To handle this we read the follower's persisted ApplyJournalEntries + // until we find the one that encompasses the leader's lastAppliedIndex. + Stopwatch sw = Stopwatch.createStarted(); + boolean done = false; + while (!done) { + final List entries = InMemoryJournal.get(followerCarShardName, + ApplyJournalEntries.class); + for (ApplyJournalEntries aje: entries) { + if (aje.getToIndex() >= leaderLastAppliedIndex.get()) { + done = true; + break; + } + } + + assertTrue("Follower did not persist ApplyJournalEntries containing leader's lastAppliedIndex " + + leaderLastAppliedIndex + ". Entries persisted: " + entries, sw.elapsed(TimeUnit.SECONDS) <= 5); + + Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS); + } - JavaTestKit.shutdownActorSystem(leaderSystem, null, true); - JavaTestKit.shutdownActorSystem(followerSystem, null, true); + JavaTestKit.shutdownActorSystem(leaderSystem, null, Boolean.TRUE); + JavaTestKit.shutdownActorSystem(followerSystem, null, Boolean.TRUE); - ActorSystem newSystem = ActorSystem.create("reinstated-member2", ConfigFactory.load().getConfig("Member2")); + final ActorSystem newSystem = newActorSystem("reinstated-member2", "Member2"); - try (DistributedDataStore member2Datastore = new IntegrationTestKit(newSystem, leaderDatastoreContextBuilder). - setupDistributedDataStore(testName, "module-shards-member2", true, CARS_AND_PEOPLE)) { + try (AbstractDataStore member2Datastore = new IntegrationTestKit(newSystem, leaderDatastoreContextBuilder, + commitTimeout) + .setupAbstractDataStore(testParameter, testName, "module-shards-member2", true, CARS)) { verifyCars(member2Datastore.newReadOnlyTransaction(), car2); } - - JavaTestKit.shutdownActorSystem(newSystem); } @Test public void testReadWriteTransactionWithSingleShard() throws Exception { initDatastoresWithCars("testReadWriteTransactionWithSingleShard"); - DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); + final DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); assertNotNull("newReadWriteTransaction returned null", rwTx); rwTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); rwTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode()); - MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); + final MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); rwTx.merge(CarsModel.newCarPath("optima"), car1); verifyCars(rwTx, car1); - MapEntryNode car2 = CarsModel.newCarEntry("sportage", BigInteger.valueOf(25000)); - YangInstanceIdentifier car2Path = CarsModel.newCarPath("sportage"); + final MapEntryNode car2 = CarsModel.newCarEntry("sportage", BigInteger.valueOf(25000)); + final YangInstanceIdentifier car2Path = CarsModel.newCarPath("sportage"); rwTx.merge(car2Path, car2); verifyExists(rwTx, car2Path); @@ -283,20 +359,20 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { public void testWriteTransactionWithMultipleShards() throws Exception { initDatastoresWithCarsAndPeople("testWriteTransactionWithMultipleShards"); - DOMStoreWriteTransaction writeTx = followerDistributedDataStore.newWriteOnlyTransaction(); + final DOMStoreWriteTransaction writeTx = followerDistributedDataStore.newWriteOnlyTransaction(); assertNotNull("newWriteOnlyTransaction returned null", writeTx); - YangInstanceIdentifier carsPath = CarsModel.BASE_PATH; - NormalizedNode carsNode = CarsModel.emptyContainer(); + final YangInstanceIdentifier carsPath = CarsModel.BASE_PATH; + final NormalizedNode carsNode = CarsModel.emptyContainer(); writeTx.write(carsPath, carsNode); - YangInstanceIdentifier peoplePath = PeopleModel.BASE_PATH; - NormalizedNode peopleNode = PeopleModel.emptyContainer(); + final YangInstanceIdentifier peoplePath = PeopleModel.BASE_PATH; + final NormalizedNode peopleNode = PeopleModel.emptyContainer(); writeTx.write(peoplePath, peopleNode); followerTestKit.doCommit(writeTx.ready()); - DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); + final DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); verifyNode(readTx, carsPath, carsNode); verifyNode(readTx, peoplePath, peopleNode); @@ -306,20 +382,20 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { public void testReadWriteTransactionWithMultipleShards() throws Exception { initDatastoresWithCarsAndPeople("testReadWriteTransactionWithMultipleShards"); - DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); + final DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); assertNotNull("newReadWriteTransaction returned null", rwTx); - YangInstanceIdentifier carsPath = CarsModel.BASE_PATH; - NormalizedNode carsNode = CarsModel.emptyContainer(); + final YangInstanceIdentifier carsPath = CarsModel.BASE_PATH; + final NormalizedNode carsNode = CarsModel.emptyContainer(); rwTx.write(carsPath, carsNode); - YangInstanceIdentifier peoplePath = PeopleModel.BASE_PATH; - NormalizedNode peopleNode = PeopleModel.emptyContainer(); + final YangInstanceIdentifier peoplePath = PeopleModel.BASE_PATH; + final NormalizedNode peopleNode = PeopleModel.emptyContainer(); rwTx.write(peoplePath, peopleNode); followerTestKit.doCommit(rwTx.ready()); - DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); + final DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); verifyNode(readTx, carsPath, carsNode); verifyNode(readTx, peoplePath, peopleNode); @@ -329,16 +405,16 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { public void testTransactionChainWithSingleShard() throws Exception { initDatastoresWithCars("testTransactionChainWithSingleShard"); - DOMStoreTransactionChain txChain = followerDistributedDataStore.createTransactionChain(); + final DOMStoreTransactionChain txChain = followerDistributedDataStore.createTransactionChain(); // Add the top-level cars container with write-only. - DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction(); + final DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction(); assertNotNull("newWriteOnlyTransaction returned null", writeTx); writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); - writeTx.ready(); + final DOMStoreThreePhaseCommitCohort writeTxReady = writeTx.ready(); // Verify the top-level cars container with read-only. @@ -346,25 +422,27 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { // Perform car operations with read-write. - DOMStoreReadWriteTransaction rwTx = txChain.newReadWriteTransaction(); + final DOMStoreReadWriteTransaction rwTx = txChain.newReadWriteTransaction(); verifyNode(rwTx, CarsModel.BASE_PATH, CarsModel.emptyContainer()); rwTx.merge(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode()); - MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); - YangInstanceIdentifier car1Path = CarsModel.newCarPath("optima"); + final MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); + final YangInstanceIdentifier car1Path = CarsModel.newCarPath("optima"); rwTx.write(car1Path, car1); verifyExists(rwTx, car1Path); verifyCars(rwTx, car1); - MapEntryNode car2 = CarsModel.newCarEntry("sportage", BigInteger.valueOf(25000)); + final MapEntryNode car2 = CarsModel.newCarEntry("sportage", BigInteger.valueOf(25000)); rwTx.merge(CarsModel.newCarPath("sportage"), car2); rwTx.delete(car1Path); + followerTestKit.doCommit(writeTxReady); + followerTestKit.doCommit(rwTx.ready()); txChain.close(); @@ -373,10 +451,10 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { } @Test - public void testTransactionChainWithMultipleShards() throws Exception{ + public void testTransactionChainWithMultipleShards() throws Exception { initDatastoresWithCarsAndPeople("testTransactionChainWithMultipleShards"); - DOMStoreTransactionChain txChain = followerDistributedDataStore.createTransactionChain(); + final DOMStoreTransactionChain txChain = followerDistributedDataStore.createTransactionChain(); DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction(); assertNotNull("newWriteOnlyTransaction returned null", writeTx); @@ -389,14 +467,14 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { followerTestKit.doCommit(writeTx.ready()); - DOMStoreReadWriteTransaction readWriteTx = txChain.newReadWriteTransaction(); + final DOMStoreReadWriteTransaction readWriteTx = txChain.newReadWriteTransaction(); - MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); - YangInstanceIdentifier carPath = CarsModel.newCarPath("optima"); + final MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); + final YangInstanceIdentifier carPath = CarsModel.newCarPath("optima"); readWriteTx.write(carPath, car); - MapEntryNode person = PeopleModel.newPersonEntry("jack"); - YangInstanceIdentifier personPath = PeopleModel.newPersonPath("jack"); + final MapEntryNode person = PeopleModel.newPersonEntry("jack"); + final YangInstanceIdentifier personPath = PeopleModel.newPersonPath("jack"); readWriteTx.merge(personPath, person); Optional> optional = readWriteTx.read(carPath).get(5, TimeUnit.SECONDS); @@ -407,20 +485,20 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { assertEquals("isPresent", true, optional.isPresent()); assertEquals("Data node", person, optional.get()); - DOMStoreThreePhaseCommitCohort cohort2 = readWriteTx.ready(); + final DOMStoreThreePhaseCommitCohort cohort2 = readWriteTx.ready(); writeTx = txChain.newWriteOnlyTransaction(); writeTx.delete(personPath); - DOMStoreThreePhaseCommitCohort cohort3 = writeTx.ready(); + final DOMStoreThreePhaseCommitCohort cohort3 = writeTx.ready(); followerTestKit.doCommit(cohort2); followerTestKit.doCommit(cohort3); txChain.close(); - DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); + final DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); verifyCars(readTx, car); optional = readTx.read(personPath).get(5, TimeUnit.SECONDS); @@ -431,26 +509,26 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { public void testChainedTransactionFailureWithSingleShard() throws Exception { initDatastoresWithCars("testChainedTransactionFailureWithSingleShard"); - ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker( + final ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker( ImmutableMap.builder().put( LogicalDatastoreType.CONFIGURATION, followerDistributedDataStore).build(), MoreExecutors.directExecutor()); - TransactionChainListener listener = Mockito.mock(TransactionChainListener.class); - DOMTransactionChain txChain = broker.createTransactionChain(listener); + final TransactionChainListener listener = Mockito.mock(TransactionChainListener.class); + final DOMTransactionChain txChain = broker.createTransactionChain(listener); - DOMDataWriteTransaction writeTx = txChain.newWriteOnlyTransaction(); + final DOMDataWriteTransaction writeTx = txChain.newWriteOnlyTransaction(); - ContainerNode invalidData = ImmutableContainerNodeBuilder.create().withNodeIdentifier( - new YangInstanceIdentifier.NodeIdentifier(CarsModel.BASE_QNAME)). - withChild(ImmutableNodes.leafNode(TestModel.JUNK_QNAME, "junk")).build(); + final ContainerNode invalidData = ImmutableContainerNodeBuilder.create().withNodeIdentifier( + new YangInstanceIdentifier.NodeIdentifier(CarsModel.BASE_QNAME)) + .withChild(ImmutableNodes.leafNode(TestModel.JUNK_QNAME, "junk")).build(); writeTx.merge(LogicalDatastoreType.CONFIGURATION, CarsModel.BASE_PATH, invalidData); try { writeTx.submit().checkedGet(5, TimeUnit.SECONDS); fail("Expected TransactionCommitFailedException"); - } catch (TransactionCommitFailedException e) { + } catch (final TransactionCommitFailedException e) { // Expected } @@ -464,21 +542,21 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { public void testChainedTransactionFailureWithMultipleShards() throws Exception { initDatastoresWithCarsAndPeople("testChainedTransactionFailureWithMultipleShards"); - ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker( + final ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker( ImmutableMap.builder().put( LogicalDatastoreType.CONFIGURATION, followerDistributedDataStore).build(), MoreExecutors.directExecutor()); - TransactionChainListener listener = Mockito.mock(TransactionChainListener.class); - DOMTransactionChain txChain = broker.createTransactionChain(listener); + final TransactionChainListener listener = Mockito.mock(TransactionChainListener.class); + final DOMTransactionChain txChain = broker.createTransactionChain(listener); - DOMDataWriteTransaction writeTx = txChain.newWriteOnlyTransaction(); + final DOMDataWriteTransaction writeTx = txChain.newWriteOnlyTransaction(); writeTx.put(LogicalDatastoreType.CONFIGURATION, PeopleModel.BASE_PATH, PeopleModel.emptyContainer()); - ContainerNode invalidData = ImmutableContainerNodeBuilder.create().withNodeIdentifier( - new YangInstanceIdentifier.NodeIdentifier(CarsModel.BASE_QNAME)). - withChild(ImmutableNodes.leafNode(TestModel.JUNK_QNAME, "junk")).build(); + final ContainerNode invalidData = ImmutableContainerNodeBuilder.create().withNodeIdentifier( + new YangInstanceIdentifier.NodeIdentifier(CarsModel.BASE_QNAME)) + .withChild(ImmutableNodes.leafNode(TestModel.JUNK_QNAME, "junk")).build(); // Note that merge will validate the data and fail but put succeeds b/c deep validation is not // done for put for performance reasons. @@ -487,7 +565,7 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { try { writeTx.submit().checkedGet(5, TimeUnit.SECONDS); fail("Expected TransactionCommitFailedException"); - } catch (TransactionCommitFailedException e) { + } catch (final TransactionCommitFailedException e) { // Expected } @@ -499,11 +577,12 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { @Test public void testSingleShardTransactionsWithLeaderChanges() throws Exception { - String testName = "testSingleShardTransactionsWithLeaderChanges"; + followerDatastoreContextBuilder.backendAlivenessTimerIntervalInSeconds(2); + final String testName = "testSingleShardTransactionsWithLeaderChanges"; initDatastoresWithCars(testName); - String followerCarShardName = "member-2-shard-cars-" + testName; - InMemoryJournal.addWriteMessagesCompleteLatch(followerCarShardName, 1, ApplyJournalEntries.class ); + final String followerCarShardName = "member-2-shard-cars-" + testName; + InMemoryJournal.addWriteMessagesCompleteLatch(followerCarShardName, 1, ApplyJournalEntries.class); // Write top-level car container from the follower so it uses a remote Tx. @@ -518,8 +597,8 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { // Switch the leader to the follower - sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder. - shardElectionTimeoutFactor(1).customRaftPolicyImplementation(null)); + sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder + .shardElectionTimeoutFactor(1).customRaftPolicyImplementation(null)); JavaTestKit.shutdownActorSystem(leaderSystem, null, true); Cluster.get(followerSystem).leave(MEMBER_1_ADDRESS); @@ -529,12 +608,13 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { leaderSystem = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1")); Cluster.get(leaderSystem).join(MEMBER_2_ADDRESS); - DatastoreContext.Builder newMember1Builder = DatastoreContext.newBuilder(). - shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(5); - IntegrationTestKit newMember1TestKit = new IntegrationTestKit(leaderSystem, newMember1Builder); + final DatastoreContext.Builder newMember1Builder = DatastoreContext.newBuilder() + .shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(5); + IntegrationTestKit newMember1TestKit = new IntegrationTestKit(leaderSystem, newMember1Builder, commitTimeout); - try (DistributedDataStore ds = - newMember1TestKit.setupDistributedDataStore(testName, MODULE_SHARDS_CARS_ONLY_1_2, false, CARS)) { + try (AbstractDataStore ds = + newMember1TestKit.setupAbstractDataStore( + testParameter, testName, MODULE_SHARDS_CARS_ONLY_1_2, false, CARS)) { followerTestKit.waitUntilLeader(followerDistributedDataStore.getActorContext(), CARS); @@ -558,10 +638,11 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { initDatastoresWithCars("testReadyLocalTransactionForwardedToLeader"); followerTestKit.waitUntilLeader(followerDistributedDataStore.getActorContext(), "cars"); - Optional carsFollowerShard = followerDistributedDataStore.getActorContext().findLocalShard("cars"); + final Optional carsFollowerShard = followerDistributedDataStore.getActorContext() + .findLocalShard("cars"); assertEquals("Cars follower shard found", true, carsFollowerShard.isPresent()); - TipProducingDataTree dataTree = InMemoryDataTreeFactory.getInstance().create(TreeType.OPERATIONAL); + final TipProducingDataTree dataTree = InMemoryDataTreeFactory.getInstance().create(TreeType.OPERATIONAL); dataTree.setSchemaContext(SchemaContextHelper.full()); // Send a tx with immediate commit. @@ -570,7 +651,7 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { new WriteModification(CarsModel.BASE_PATH, CarsModel.emptyContainer()).apply(modification); new MergeModification(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode()).apply(modification); - MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); + final MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); new WriteModification(CarsModel.newCarPath("optima"), car1).apply(modification); modification.ready(); @@ -578,7 +659,7 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { carsFollowerShard.get().tell(readyLocal, followerTestKit.getRef()); Object resp = followerTestKit.expectMsgClass(Object.class); - if(resp instanceof akka.actor.Status.Failure) { + if (resp instanceof akka.actor.Status.Failure) { throw new AssertionError("Unexpected failure response", ((akka.actor.Status.Failure)resp).cause()); } @@ -597,16 +678,16 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { carsFollowerShard.get().tell(readyLocal, followerTestKit.getRef()); resp = followerTestKit.expectMsgClass(Object.class); - if(resp instanceof akka.actor.Status.Failure) { + if (resp instanceof akka.actor.Status.Failure) { throw new AssertionError("Unexpected failure response", ((akka.actor.Status.Failure)resp).cause()); } assertEquals("Response type", ReadyTransactionReply.class, resp.getClass()); - ActorSelection txActor = leaderDistributedDataStore.getActorContext().actorSelection( + final ActorSelection txActor = leaderDistributedDataStore.getActorContext().actorSelection( ((ReadyTransactionReply)resp).getCohortPath()); - Supplier versionSupplier = Mockito.mock(Supplier.class); + final Supplier versionSupplier = Mockito.mock(Supplier.class); Mockito.doReturn(DataStoreVersions.CURRENT_VERSION).when(versionSupplier).get(); ThreePhaseCommitCohortProxy cohort = new ThreePhaseCommitCohortProxy( leaderDistributedDataStore.getActorContext(), Arrays.asList( @@ -624,11 +705,12 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { initDatastoresWithCars("testForwardedReadyTransactionForwardedToLeader"); followerTestKit.waitUntilLeader(followerDistributedDataStore.getActorContext(), "cars"); - Optional carsFollowerShard = followerDistributedDataStore.getActorContext().findLocalShard("cars"); + final Optional carsFollowerShard = followerDistributedDataStore.getActorContext() + .findLocalShard("cars"); assertEquals("Cars follower shard found", true, carsFollowerShard.isPresent()); carsFollowerShard.get().tell(GetShardDataTree.INSTANCE, followerTestKit.getRef()); - DataTree dataTree = followerTestKit.expectMsgClass(DataTree.class); + final DataTree dataTree = followerTestKit.expectMsgClass(DataTree.class); // Send a tx with immediate commit. @@ -636,7 +718,7 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { new WriteModification(CarsModel.BASE_PATH, CarsModel.emptyContainer()).apply(modification); new MergeModification(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode()).apply(modification); - MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); + final MapEntryNode car1 = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); new WriteModification(CarsModel.newCarPath("optima"), car1).apply(modification); ForwardedReadyTransaction forwardedReady = new ForwardedReadyTransaction(tx1, @@ -645,7 +727,7 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { carsFollowerShard.get().tell(forwardedReady, followerTestKit.getRef()); Object resp = followerTestKit.expectMsgClass(Object.class); - if(resp instanceof akka.actor.Status.Failure) { + if (resp instanceof akka.actor.Status.Failure) { throw new AssertionError("Unexpected failure response", ((akka.actor.Status.Failure)resp).cause()); } @@ -665,7 +747,7 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { carsFollowerShard.get().tell(forwardedReady, followerTestKit.getRef()); resp = followerTestKit.expectMsgClass(Object.class); - if(resp instanceof akka.actor.Status.Failure) { + if (resp instanceof akka.actor.Status.Failure) { throw new AssertionError("Unexpected failure response", ((akka.actor.Status.Failure)resp).cause()); } @@ -674,9 +756,9 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { ActorSelection txActor = leaderDistributedDataStore.getActorContext().actorSelection( ((ReadyTransactionReply)resp).getCohortPath()); - Supplier versionSupplier = Mockito.mock(Supplier.class); + final Supplier versionSupplier = Mockito.mock(Supplier.class); Mockito.doReturn(DataStoreVersions.CURRENT_VERSION).when(versionSupplier).get(); - ThreePhaseCommitCohortProxy cohort = new ThreePhaseCommitCohortProxy( + final ThreePhaseCommitCohortProxy cohort = new ThreePhaseCommitCohortProxy( leaderDistributedDataStore.getActorContext(), Arrays.asList( new ThreePhaseCommitCohortProxy.CohortInfo(Futures.successful(txActor), versionSupplier)), tx2); cohort.canCommit().get(5, TimeUnit.SECONDS); @@ -688,13 +770,15 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { @Test public void testTransactionForwardedToLeaderAfterRetry() throws Exception { + //TODO remove when test passes also for ClientBackedDataStore + Assume.assumeTrue(testParameter.equals(DistributedDataStore.class)); followerDatastoreContextBuilder.shardBatchedModificationCount(2); leaderDatastoreContextBuilder.shardBatchedModificationCount(2); initDatastoresWithCarsAndPeople("testTransactionForwardedToLeaderAfterRetry"); // Do an initial write to get the primary shard info cached. - DOMStoreWriteTransaction initialWriteTx = followerDistributedDataStore.newWriteOnlyTransaction(); + final DOMStoreWriteTransaction initialWriteTx = followerDistributedDataStore.newWriteOnlyTransaction(); initialWriteTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); initialWriteTx.write(PeopleModel.BASE_PATH, PeopleModel.emptyContainer()); followerTestKit.doCommit(initialWriteTx.ready()); @@ -702,41 +786,41 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { // Wait for the commit to be replicated to the follower. MemberNode.verifyRaftState(followerDistributedDataStore, "cars", - raftState -> assertEquals("getLastApplied", 0, raftState.getLastApplied())); + raftState -> assertEquals("getLastApplied", 0, raftState.getLastApplied())); MemberNode.verifyRaftState(followerDistributedDataStore, "people", - raftState -> assertEquals("getLastApplied", 0, raftState.getLastApplied())); + raftState -> assertEquals("getLastApplied", 0, raftState.getLastApplied())); // Prepare, ready and canCommit a WO tx that writes to 2 shards. This will become the current tx in // the leader shard. - DOMStoreWriteTransaction writeTx1 = followerDistributedDataStore.newWriteOnlyTransaction(); + final DOMStoreWriteTransaction writeTx1 = followerDistributedDataStore.newWriteOnlyTransaction(); writeTx1.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode()); writeTx1.write(PeopleModel.BASE_PATH, PeopleModel.emptyContainer()); - DOMStoreThreePhaseCommitCohort writeTx1Cohort = writeTx1.ready(); - ListenableFuture writeTx1CanCommit = writeTx1Cohort.canCommit(); + final DOMStoreThreePhaseCommitCohort writeTx1Cohort = writeTx1.ready(); + final ListenableFuture writeTx1CanCommit = writeTx1Cohort.canCommit(); writeTx1CanCommit.get(5, TimeUnit.SECONDS); // Prepare and ready another WO tx that writes to 2 shards but don't canCommit yet. This will be queued // in the leader shard. - DOMStoreWriteTransaction writeTx2 = followerDistributedDataStore.newWriteOnlyTransaction(); - LinkedList cars = new LinkedList<>(); + final DOMStoreWriteTransaction writeTx2 = followerDistributedDataStore.newWriteOnlyTransaction(); + final LinkedList cars = new LinkedList<>(); int carIndex = 1; cars.add(CarsModel.newCarEntry("car" + carIndex, BigInteger.valueOf(carIndex))); writeTx2.write(CarsModel.newCarPath("car" + carIndex), cars.getLast()); carIndex++; NormalizedNode people = PeopleModel.newPersonMapNode(); writeTx2.write(PeopleModel.PERSON_LIST_PATH, people); - DOMStoreThreePhaseCommitCohort writeTx2Cohort = writeTx2.ready(); + final DOMStoreThreePhaseCommitCohort writeTx2Cohort = writeTx2.ready(); // Prepare another WO that writes to a single shard and thus will be directly committed on ready. This // tx writes 5 cars so 2 BatchedModidifications messages will be sent initially and cached in the // leader shard (with shardBatchedModificationCount set to 2). The 3rd BatchedModidifications will be // sent on ready. - DOMStoreWriteTransaction writeTx3 = followerDistributedDataStore.newWriteOnlyTransaction(); - for(int i = 1; i <= 5; i++, carIndex++) { + final DOMStoreWriteTransaction writeTx3 = followerDistributedDataStore.newWriteOnlyTransaction(); + for (int i = 1; i <= 5; i++, carIndex++) { cars.add(CarsModel.newCarEntry("car" + carIndex, BigInteger.valueOf(carIndex))); writeTx3.write(CarsModel.newCarPath("car" + carIndex), cars.getLast()); } @@ -744,7 +828,7 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { // Prepare another WO that writes to a single shard. This will send a single BatchedModidifications // message on ready. - DOMStoreWriteTransaction writeTx4 = followerDistributedDataStore.newWriteOnlyTransaction(); + final DOMStoreWriteTransaction writeTx4 = followerDistributedDataStore.newWriteOnlyTransaction(); cars.add(CarsModel.newCarEntry("car" + carIndex, BigInteger.valueOf(carIndex))); writeTx4.write(CarsModel.newCarPath("car" + carIndex), cars.getLast()); carIndex++; @@ -752,34 +836,37 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { // Prepare a RW tx that will create a tx actor and send a ForwardedReadyTransaciton message to the // leader shard on ready. - DOMStoreReadWriteTransaction readWriteTx = followerDistributedDataStore.newReadWriteTransaction(); + final DOMStoreReadWriteTransaction readWriteTx = followerDistributedDataStore.newReadWriteTransaction(); cars.add(CarsModel.newCarEntry("car" + carIndex, BigInteger.valueOf(carIndex))); readWriteTx.write(CarsModel.newCarPath("car" + carIndex), cars.getLast()); IntegrationTestKit.verifyShardStats(leaderDistributedDataStore, "cars", - stats -> assertEquals("getReadWriteTransactionCount", 1, stats.getReadWriteTransactionCount())); + stats -> assertEquals("getReadWriteTransactionCount", 1, stats.getReadWriteTransactionCount())); // Disable elections on the leader so it switches to follower. - sendDatastoreContextUpdate(leaderDistributedDataStore, leaderDatastoreContextBuilder. - customRaftPolicyImplementation(DisableElectionsRaftPolicy.class.getName()). - shardElectionTimeoutFactor(10)); + sendDatastoreContextUpdate(leaderDistributedDataStore, leaderDatastoreContextBuilder + .customRaftPolicyImplementation(DisableElectionsRaftPolicy.class.getName()) + .shardElectionTimeoutFactor(10)); - Cluster.get(followerSystem).leave(MEMBER_1_ADDRESS); leaderTestKit.waitUntilNoLeader(leaderDistributedDataStore.getActorContext(), "cars"); // Submit all tx's - the messages should get queued for retry. - ListenableFuture writeTx2CanCommit = writeTx2Cohort.canCommit(); - DOMStoreThreePhaseCommitCohort writeTx3Cohort = writeTx3.ready(); - DOMStoreThreePhaseCommitCohort writeTx4Cohort = writeTx4.ready(); - DOMStoreThreePhaseCommitCohort rwTxCohort = readWriteTx.ready(); + final ListenableFuture writeTx2CanCommit = writeTx2Cohort.canCommit(); + final DOMStoreThreePhaseCommitCohort writeTx3Cohort = writeTx3.ready(); + final DOMStoreThreePhaseCommitCohort writeTx4Cohort = writeTx4.ready(); + final DOMStoreThreePhaseCommitCohort rwTxCohort = readWriteTx.ready(); // Enable elections on the other follower so it becomes the leader, at which point the // tx's should get forwarded from the previous leader to the new leader to complete the commits. - sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder. - customRaftPolicyImplementation(null).shardElectionTimeoutFactor(1)); + sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder + .customRaftPolicyImplementation(null).shardElectionTimeoutFactor(1)); + IntegrationTestKit.findLocalShard(followerDistributedDataStore.getActorContext(), "cars") + .tell(TimeoutNow.INSTANCE, ActorRef.noSender()); + IntegrationTestKit.findLocalShard(followerDistributedDataStore.getActorContext(), "people") + .tell(TimeoutNow.INSTANCE, ActorRef.noSender()); followerTestKit.doCommit(writeTx1CanCommit, writeTx1Cohort); followerTestKit.doCommit(writeTx2CanCommit, writeTx2Cohort); @@ -794,14 +881,21 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { @Test public void testLeadershipTransferOnShutdown() throws Exception { + //TODO remove when test passes also for ClientBackedDataStore + Assume.assumeTrue(testParameter.equals(DistributedDataStore.class)); leaderDatastoreContextBuilder.shardBatchedModificationCount(1); followerDatastoreContextBuilder.shardElectionTimeoutFactor(10).customRaftPolicyImplementation(null); - String testName = "testLeadershipTransferOnShutdown"; + final String testName = "testLeadershipTransferOnShutdown"; initDatastores(testName, MODULE_SHARDS_CARS_PEOPLE_1_2_3, CARS_AND_PEOPLE); - IntegrationTestKit follower2TestKit = new IntegrationTestKit(follower2System, followerDatastoreContextBuilder); - try (DistributedDataStore follower2DistributedDataStore = follower2TestKit.setupDistributedDataStore(testName, - MODULE_SHARDS_CARS_PEOPLE_1_2_3, false)) { + final IntegrationTestKit follower2TestKit = new IntegrationTestKit(follower2System, + DatastoreContext.newBuilderFrom(followerDatastoreContextBuilder.build()).operationTimeoutInMillis(100), + commitTimeout); + try (AbstractDataStore follower2DistributedDataStore = follower2TestKit.setupAbstractDataStore( + testParameter, testName, MODULE_SHARDS_CARS_PEOPLE_1_2_3, false)) { + + followerTestKit.waitForMembersUp("member-3"); + follower2TestKit.waitForMembersUp("member-1", "member-2"); // Create and submit a couple tx's so they're pending. @@ -809,29 +903,29 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { 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(); + final DOMStoreThreePhaseCommitCohort cohort1 = writeTx.ready(); IntegrationTestKit.verifyShardStats(leaderDistributedDataStore, "cars", - stats -> assertEquals("getTxCohortCacheSize", 1, stats.getTxCohortCacheSize())); + stats -> assertEquals("getTxCohortCacheSize", 1, stats.getTxCohortCacheSize())); writeTx = followerDistributedDataStore.newWriteOnlyTransaction(); - MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); + final MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)); writeTx.write(CarsModel.newCarPath("optima"), car); - DOMStoreThreePhaseCommitCohort cohort2 = writeTx.ready(); + final DOMStoreThreePhaseCommitCohort cohort2 = writeTx.ready(); IntegrationTestKit.verifyShardStats(leaderDistributedDataStore, "cars", - stats -> assertEquals("getTxCohortCacheSize", 2, stats.getTxCohortCacheSize())); + stats -> assertEquals("getTxCohortCacheSize", 2, stats.getTxCohortCacheSize())); // Gracefully stop the leader via a Shutdown message. - sendDatastoreContextUpdate(leaderDistributedDataStore, leaderDatastoreContextBuilder. - shardElectionTimeoutFactor(100)); + sendDatastoreContextUpdate(leaderDistributedDataStore, leaderDatastoreContextBuilder + .shardElectionTimeoutFactor(100)); - FiniteDuration duration = FiniteDuration.create(5, TimeUnit.SECONDS); - Future future = leaderDistributedDataStore.getActorContext().findLocalShardAsync("cars"); - ActorRef leaderActor = Await.result(future, duration); + final FiniteDuration duration = FiniteDuration.create(5, TimeUnit.SECONDS); + final Future future = leaderDistributedDataStore.getActorContext().findLocalShardAsync("cars"); + final ActorRef leaderActor = Await.result(future, duration); - Future stopFuture = Patterns.gracefulStop(leaderActor, duration, Shutdown.INSTANCE); + final Future stopFuture = Patterns.gracefulStop(leaderActor, duration, Shutdown.INSTANCE); // Commit the 2 transactions. They should finish and succeed. @@ -840,7 +934,7 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { // Wait for the leader actor stopped. - Boolean stopped = Await.result(stopFuture, duration); + final Boolean stopped = Await.result(stopFuture, duration); assertEquals("Stopped", Boolean.TRUE, stopped); // Verify leadership was transferred by reading the committed data from the other nodes. @@ -851,22 +945,24 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { } @Test - public void testTransactionWithIsolatedLeader() throws Throwable { + public void testTransactionWithIsolatedLeader() throws Exception { + //TODO remove when test passes also for ClientBackedDataStore + Assume.assumeTrue(testParameter.equals(DistributedDataStore.class)); // Set the isolated leader check interval high so we can control the switch to IsolatedLeader. leaderDatastoreContextBuilder.shardIsolatedLeaderCheckIntervalInMillis(10000000); - String testName = "testTransactionWithIsolatedLeader"; + final String testName = "testTransactionWithIsolatedLeader"; initDatastoresWithCars(testName); // Tx that is submitted after the follower is stopped but before the leader transitions to IsolatedLeader. - DOMStoreWriteTransaction preIsolatedLeaderWriteTx = leaderDistributedDataStore.newWriteOnlyTransaction(); + final DOMStoreWriteTransaction preIsolatedLeaderWriteTx = leaderDistributedDataStore.newWriteOnlyTransaction(); preIsolatedLeaderWriteTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); // Tx that is submitted after the leader transitions to IsolatedLeader. - DOMStoreWriteTransaction noShardLeaderWriteTx = leaderDistributedDataStore.newWriteOnlyTransaction(); + final DOMStoreWriteTransaction noShardLeaderWriteTx = leaderDistributedDataStore.newWriteOnlyTransaction(); noShardLeaderWriteTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); // Tx that is submitted after the follower is reinstated. - DOMStoreWriteTransaction successWriteTx = leaderDistributedDataStore.newWriteOnlyTransaction(); + final DOMStoreWriteTransaction successWriteTx = leaderDistributedDataStore.newWriteOnlyTransaction(); successWriteTx.merge(CarsModel.BASE_PATH, CarsModel.emptyContainer()); // Stop the follower @@ -875,41 +971,43 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { followerTestKit.expectTerminated(followerDistributedDataStore.getActorContext().getShardManager()); // Submit the preIsolatedLeaderWriteTx so it's pending - DOMStoreThreePhaseCommitCohort preIsolatedLeaderTxCohort = preIsolatedLeaderWriteTx.ready(); + final DOMStoreThreePhaseCommitCohort preIsolatedLeaderTxCohort = preIsolatedLeaderWriteTx.ready(); // Change the isolated leader check interval low so it changes to IsolatedLeader. - sendDatastoreContextUpdate(leaderDistributedDataStore, leaderDatastoreContextBuilder. - shardIsolatedLeaderCheckIntervalInMillis(200)); + sendDatastoreContextUpdate(leaderDistributedDataStore, leaderDatastoreContextBuilder + .shardIsolatedLeaderCheckIntervalInMillis(200)); MemberNode.verifyRaftState(leaderDistributedDataStore, "cars", - raftState -> assertEquals("getRaftState", "IsolatedLeader", raftState.getRaftState())); + raftState -> assertEquals("getRaftState", "IsolatedLeader", raftState.getRaftState())); try { leaderTestKit.doCommit(noShardLeaderWriteTx.ready()); fail("Expected NoShardLeaderException"); - } catch (ExecutionException e) { - assertEquals("getCause", NoShardLeaderException.class, e.getCause().getClass()); + } catch (final ExecutionException e) { + assertEquals("getCause", NoShardLeaderException.class, Throwables.getRootCause(e).getClass()); } - sendDatastoreContextUpdate(leaderDistributedDataStore, leaderDatastoreContextBuilder. - shardElectionTimeoutFactor(100)); + sendDatastoreContextUpdate(leaderDistributedDataStore, leaderDatastoreContextBuilder + .shardElectionTimeoutFactor(100)); - DOMStoreThreePhaseCommitCohort successTxCohort = successWriteTx.ready(); + final DOMStoreThreePhaseCommitCohort successTxCohort = successWriteTx.ready(); - followerDistributedDataStore = followerTestKit.setupDistributedDataStore(testName, - MODULE_SHARDS_CARS_ONLY_1_2, false, CARS); + followerDistributedDataStore = followerTestKit.setupAbstractDataStore( + testParameter, testName, MODULE_SHARDS_CARS_ONLY_1_2, false, CARS); leaderTestKit.doCommit(preIsolatedLeaderTxCohort); leaderTestKit.doCommit(successTxCohort); } - @Test(expected=AskTimeoutException.class) - public void testTransactionWithShardLeaderNotResponding() throws Throwable { + @Test + public void testTransactionWithShardLeaderNotResponding() throws Exception { + followerDatastoreContextBuilder.frontendRequestTimeoutInSeconds(2); + followerDatastoreContextBuilder.shardElectionTimeoutFactor(50); initDatastoresWithCars("testTransactionWithShardLeaderNotResponding"); // Do an initial read to get the primary shard info cached. - DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); + final DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); readTx.read(CarsModel.BASE_PATH).checkedGet(5, TimeUnit.SECONDS); // Shutdown the leader and try to create a new tx. @@ -919,27 +1017,32 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { followerDatastoreContextBuilder.operationTimeoutInMillis(50).shardElectionTimeoutFactor(1); sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder); - DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); + final DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); rwTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); try { followerTestKit.doCommit(rwTx.ready()); - } catch (ExecutionException e) { - assertTrue("Expected ShardLeaderNotRespondingException cause. Actual: " + e.getCause(), - e.getCause() instanceof ShardLeaderNotRespondingException); - assertNotNull("Expected a nested cause", e.getCause().getCause()); - throw e.getCause().getCause(); + fail("Exception expected"); + } catch (final ExecutionException e) { + final String msg = "Unexpected exception: " + Throwables.getStackTraceAsString(e.getCause()); + if (DistributedDataStore.class.equals(testParameter)) { + assertTrue(msg, Throwables.getRootCause(e) instanceof NoShardLeaderException + || e.getCause() instanceof ShardLeaderNotRespondingException); + } else { + assertTrue(msg, Throwables.getRootCause(e) instanceof RequestTimeoutException); + } } } - @Test(expected=NoShardLeaderException.class) - public void testTransactionWithCreateTxFailureDueToNoLeader() throws Throwable { + @Test + public void testTransactionWithCreateTxFailureDueToNoLeader() throws Exception { + followerDatastoreContextBuilder.frontendRequestTimeoutInSeconds(2); initDatastoresWithCars("testTransactionWithCreateTxFailureDueToNoLeader"); // Do an initial read to get the primary shard info cached. - DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); + final DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); readTx.read(CarsModel.BASE_PATH).checkedGet(5, TimeUnit.SECONDS); // Shutdown the leader and try to create a new tx. @@ -950,38 +1053,47 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { Uninterruptibles.sleepUninterruptibly(100, TimeUnit.MILLISECONDS); - sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder. - operationTimeoutInMillis(10).shardElectionTimeoutFactor(1).customRaftPolicyImplementation(null)); + sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder + .operationTimeoutInMillis(10).shardElectionTimeoutFactor(1).customRaftPolicyImplementation(null)); - DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); + final DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); rwTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); try { followerTestKit.doCommit(rwTx.ready()); - } catch (ExecutionException e) { - throw e.getCause(); + fail("Exception expected"); + } catch (final ExecutionException e) { + final String msg = "Unexpected exception: " + Throwables.getStackTraceAsString(e.getCause()); + if (DistributedDataStore.class.equals(testParameter)) { + assertTrue(msg, Throwables.getRootCause(e) instanceof NoShardLeaderException); + } else { + assertTrue(msg, Throwables.getRootCause(e) instanceof RequestTimeoutException); + } } } @Test public void testTransactionRetryWithInitialAskTimeoutExOnCreateTx() throws Exception { + followerDatastoreContextBuilder.backendAlivenessTimerIntervalInSeconds(2); String testName = "testTransactionRetryWithInitialAskTimeoutExOnCreateTx"; - initDatastores(testName, MODULE_SHARDS_CARS_PEOPLE_1_2_3, CARS); + initDatastores(testName, MODULE_SHARDS_CARS_1_2_3, CARS); - DatastoreContext.Builder follower2DatastoreContextBuilder = DatastoreContext.newBuilder(). - shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(5); - IntegrationTestKit follower2TestKit = new IntegrationTestKit(follower2System, follower2DatastoreContextBuilder); + final DatastoreContext.Builder follower2DatastoreContextBuilder = DatastoreContext.newBuilder() + .shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(10); + final IntegrationTestKit follower2TestKit = new IntegrationTestKit( + follower2System, follower2DatastoreContextBuilder, commitTimeout); - try (DistributedDataStore ds = - follower2TestKit.setupDistributedDataStore(testName, MODULE_SHARDS_CARS_PEOPLE_1_2_3, false, CARS)) { + try (AbstractDataStore ds = + follower2TestKit.setupAbstractDataStore( + testParameter, testName, MODULE_SHARDS_CARS_1_2_3, false, CARS)) { followerTestKit.waitForMembersUp("member-1", "member-3"); follower2TestKit.waitForMembersUp("member-1", "member-2"); // Do an initial read to get the primary shard info cached. - DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); + final DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction(); readTx.read(CarsModel.BASE_PATH).checkedGet(5, TimeUnit.SECONDS); // Shutdown the leader and try to create a new tx. @@ -990,10 +1102,10 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { Cluster.get(followerSystem).leave(MEMBER_1_ADDRESS); - sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder. - operationTimeoutInMillis(500).shardElectionTimeoutFactor(1).customRaftPolicyImplementation(null)); + sendDatastoreContextUpdate(followerDistributedDataStore, followerDatastoreContextBuilder + .operationTimeoutInMillis(500).shardElectionTimeoutFactor(5).customRaftPolicyImplementation(null)); - DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); + final DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); rwTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer()); @@ -1001,10 +1113,78 @@ public class DistributedDataStoreRemotingIntegrationTest extends AbstractTest { } } - private static void sendDatastoreContextUpdate(DistributedDataStore dataStore, final Builder builder) { + @Test + public void testInstallSnapshot() throws Exception { + final String testName = "testInstallSnapshot"; + final String leaderCarShardName = "member-1-shard-cars-" + testName; + final String followerCarShardName = "member-2-shard-cars-" + testName; + + // Setup a saved snapshot on the leader. The follower will startup with no data and the leader should + // install a snapshot to sync the follower. + + TipProducingDataTree tree = InMemoryDataTreeFactory.getInstance().create(TreeType.CONFIGURATION); + tree.setSchemaContext(SchemaContextHelper.full()); + + final ContainerNode carsNode = CarsModel.newCarsNode( + CarsModel.newCarsMapNode(CarsModel.newCarEntry("optima", BigInteger.valueOf(20000)))); + AbstractShardTest.writeToStore(tree, CarsModel.BASE_PATH, carsNode); + + final NormalizedNode snapshotRoot = AbstractShardTest.readStore(tree, YangInstanceIdentifier.EMPTY); + final Snapshot initialSnapshot = Snapshot.create( + new ShardSnapshotState(new MetadataShardDataTreeSnapshot(snapshotRoot)), + Collections.emptyList(), 5, 1, 5, 1, 1, null, null); + InMemorySnapshotStore.addSnapshot(leaderCarShardName, initialSnapshot); + + InMemorySnapshotStore.addSnapshotSavedLatch(leaderCarShardName); + InMemorySnapshotStore.addSnapshotSavedLatch(followerCarShardName); + + initDatastoresWithCars(testName); + + final Optional> readOptional = leaderDistributedDataStore.newReadOnlyTransaction().read( + CarsModel.BASE_PATH).checkedGet(5, TimeUnit.SECONDS); + assertEquals("isPresent", true, readOptional.isPresent()); + assertEquals("Node", carsNode, readOptional.get()); + + verifySnapshot(InMemorySnapshotStore.waitForSavedSnapshot(leaderCarShardName, Snapshot.class), + initialSnapshot, snapshotRoot); + + verifySnapshot(InMemorySnapshotStore.waitForSavedSnapshot(followerCarShardName, Snapshot.class), + initialSnapshot, snapshotRoot); + } + + @Test + public void testReadWriteMessageSlicing() throws Exception { + // The slicing is only implemented for tell-based protocol + Assume.assumeTrue(testParameter.equals(ClientBackedDataStore.class)); + + leaderDatastoreContextBuilder.maximumMessageSliceSize(100); + followerDatastoreContextBuilder.maximumMessageSliceSize(100); + initDatastoresWithCars("testLargeReadReplySlicing"); + + final DOMStoreReadWriteTransaction rwTx = followerDistributedDataStore.newReadWriteTransaction(); + + final NormalizedNode carsNode = CarsModel.create(); + rwTx.write(CarsModel.BASE_PATH, carsNode); + + verifyNode(rwTx, CarsModel.BASE_PATH, carsNode); + } + + private static void verifySnapshot(final Snapshot actual, final Snapshot expected, + final NormalizedNode expRoot) { + assertEquals("Snapshot getLastAppliedTerm", expected.getLastAppliedTerm(), actual.getLastAppliedTerm()); + assertEquals("Snapshot getLastAppliedIndex", expected.getLastAppliedIndex(), actual.getLastAppliedIndex()); + assertEquals("Snapshot getLastTerm", expected.getLastTerm(), actual.getLastTerm()); + assertEquals("Snapshot getLastIndex", expected.getLastIndex(), actual.getLastIndex()); + assertEquals("Snapshot state type", ShardSnapshotState.class, actual.getState().getClass()); + MetadataShardDataTreeSnapshot shardSnapshot = + (MetadataShardDataTreeSnapshot) ((ShardSnapshotState)actual.getState()).getSnapshot(); + assertEquals("Snapshot root node", expRoot, shardSnapshot.getRootNode().get()); + } + + private static void sendDatastoreContextUpdate(final AbstractDataStore dataStore, final Builder builder) { final Builder newBuilder = DatastoreContext.newBuilderFrom(builder.build()); - DatastoreContextFactory mockContextFactory = Mockito.mock(DatastoreContextFactory.class); - Answer answer = invocation -> newBuilder.build(); + final DatastoreContextFactory mockContextFactory = Mockito.mock(DatastoreContextFactory.class); + final Answer answer = invocation -> newBuilder.build(); Mockito.doAnswer(answer).when(mockContextFactory).getBaseDatastoreContext(); Mockito.doAnswer(answer).when(mockContextFactory).getShardDatastoreContext(Mockito.anyString()); dataStore.onDatastoreContextUpdated(mockContextFactory);