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%2Fentityownership%2FDistributedEntityOwnershipIntegrationTest.java;h=bad8647abfafa984caa78176043b460c2952fb44;hp=990769e017eac4df6271d8714328e1a9b65b8dd3;hb=207129172cb981630f955170cb67efceba02df85;hpb=16263ee5c532e75ca6f14ed5fa9053a38694af14 diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/entityownership/DistributedEntityOwnershipIntegrationTest.java b/opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/entityownership/DistributedEntityOwnershipIntegrationTest.java index 990769e017..bad8647abf 100644 --- a/opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/entityownership/DistributedEntityOwnershipIntegrationTest.java +++ b/opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/entityownership/DistributedEntityOwnershipIntegrationTest.java @@ -8,37 +8,62 @@ package org.opendaylight.controller.cluster.datastore.entityownership; import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertNull; +import static org.junit.Assert.assertThat; +import static org.junit.Assert.assertTrue; +import static org.mockito.AdditionalMatchers.or; +import static org.mockito.Mockito.atMost; +import static org.mockito.Mockito.doNothing; import static org.mockito.Mockito.reset; import static org.mockito.Mockito.timeout; import static org.mockito.Mockito.verify; +import static org.opendaylight.controller.cluster.datastore.MemberNode.verifyRaftState; import static org.opendaylight.controller.cluster.datastore.entityownership.AbstractEntityOwnershipTest.ownershipChange; +import static org.opendaylight.controller.cluster.datastore.entityownership.DistributedEntityOwnershipService.ENTITY_OWNERSHIP_SHARD_NAME; import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.CANDIDATE_NAME_NODE_ID; import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.entityPath; -import akka.actor.ActorSystem; -import akka.actor.Address; -import akka.actor.AddressFromURIString; +import akka.actor.ActorRef; +import akka.actor.Status.Failure; +import akka.actor.Status.Success; import akka.cluster.Cluster; import akka.testkit.JavaTestKit; import com.google.common.base.Function; import com.google.common.base.Optional; import com.google.common.base.Stopwatch; +import com.google.common.collect.Iterables; import com.google.common.util.concurrent.Uninterruptibles; -import com.typesafe.config.ConfigFactory; import java.util.ArrayList; import java.util.Arrays; import java.util.Collection; +import java.util.List; import java.util.concurrent.TimeUnit; import org.junit.After; import org.junit.Before; import org.junit.Test; +import org.mockito.ArgumentCaptor; import org.mockito.Mock; +import org.mockito.Mockito; import org.mockito.MockitoAnnotations; import org.opendaylight.controller.cluster.datastore.DatastoreContext; import org.opendaylight.controller.cluster.datastore.DistributedDataStore; import org.opendaylight.controller.cluster.datastore.IntegrationTestKit; +import org.opendaylight.controller.cluster.datastore.MemberNode; +import org.opendaylight.controller.cluster.datastore.MemberNode.RaftStateVerifier; +import org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.EntityOwnerSelectionStrategyConfig; +import org.opendaylight.controller.cluster.datastore.messages.AddShardReplica; +import org.opendaylight.controller.cluster.raft.RaftState; +import org.opendaylight.controller.cluster.raft.client.messages.OnDemandRaftState; +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.SchemaContextHelper; +import org.opendaylight.controller.md.sal.common.api.clustering.CandidateAlreadyRegisteredException; import org.opendaylight.controller.md.sal.common.api.clustering.Entity; +import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipCandidateRegistration; +import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipChange; import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListener; +import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipService; +import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipState; import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.clustering.entity.owners.rev150804.entity.owners.entity.type.entity.Candidate; import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier; import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode; @@ -52,8 +77,8 @@ import org.opendaylight.yangtools.yang.model.api.SchemaContext; * @author Thomas Pantelis */ public class DistributedEntityOwnershipIntegrationTest { - private static final Address MEMBER_1_ADDRESS = AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"); private static final String MODULE_SHARDS_CONFIG = "module-shards-default.conf"; + private static final String MODULE_SHARDS_MEMBER_1_CONFIG = "module-shards-default-member-1.conf"; private static final String ENTITY_TYPE1 = "entityType1"; private static final String ENTITY_TYPE2 = "entityType2"; private static final Entity ENTITY1 = new Entity(ENTITY_TYPE1, "entity1"); @@ -63,25 +88,14 @@ public class DistributedEntityOwnershipIntegrationTest { private static final Entity ENTITY4 = new Entity(ENTITY_TYPE1, "entity4"); private static final SchemaContext SCHEMA_CONTEXT = SchemaContextHelper.entityOwners(); - private ActorSystem leaderSystem; - private ActorSystem follower1System; - private ActorSystem follower2System; - private final DatastoreContext.Builder leaderDatastoreContextBuilder = - DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(5); + DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(5). + shardIsolatedLeaderCheckIntervalInMillis(1000000); private final DatastoreContext.Builder followerDatastoreContextBuilder = DatastoreContext.newBuilder().shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(10000); - private DistributedDataStore leaderDistributedDataStore; - private DistributedDataStore follower1DistributedDataStore; - private DistributedDataStore follower2DistributedDataStore; - private DistributedEntityOwnershipService leaderEntityOwnershipService; - private DistributedEntityOwnershipService follower1EntityOwnershipService; - private DistributedEntityOwnershipService follower2EntityOwnershipService; - private IntegrationTestKit leaderTestKit; - private IntegrationTestKit follower1TestKit; - private IntegrationTestKit follower2TestKit; + private final List memberNodes = new ArrayList<>(); @Mock private EntityOwnershipListener leaderMockListener; @@ -98,57 +112,50 @@ public class DistributedEntityOwnershipIntegrationTest { @Before public void setUp() { MockitoAnnotations.initMocks(this); - - leaderSystem = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1")); - Cluster.get(leaderSystem).join(MEMBER_1_ADDRESS); - - follower1System = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member2")); - Cluster.get(follower1System).join(MEMBER_1_ADDRESS); - - follower2System = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member3")); - Cluster.get(follower2System).join(MEMBER_1_ADDRESS); + InMemoryJournal.clear(); + InMemorySnapshotStore.clear(); } @After public void tearDown() { - JavaTestKit.shutdownActorSystem(leaderSystem); - JavaTestKit.shutdownActorSystem(follower1System); - JavaTestKit.shutdownActorSystem(follower2System); + for(MemberNode m: memberNodes) { + m.cleanup(); + } } - private void initDatastores(String type) { - leaderTestKit = new IntegrationTestKit(leaderSystem, leaderDatastoreContextBuilder); - leaderDistributedDataStore = leaderTestKit.setupDistributedDataStore( - type, MODULE_SHARDS_CONFIG, false, SCHEMA_CONTEXT); - - follower1TestKit = new IntegrationTestKit(follower1System, followerDatastoreContextBuilder); - follower1DistributedDataStore = follower1TestKit.setupDistributedDataStore( - type, MODULE_SHARDS_CONFIG, false, SCHEMA_CONTEXT); + private DistributedEntityOwnershipService newOwnershipService(DistributedDataStore datastore) { + DistributedEntityOwnershipService service = new DistributedEntityOwnershipService(datastore, + EntityOwnerSelectionStrategyConfig.newBuilder().build()); + service.start(); + return service; + } - follower2TestKit = new IntegrationTestKit(follower2System, followerDatastoreContextBuilder); - follower2DistributedDataStore = follower2TestKit.setupDistributedDataStore( - type, MODULE_SHARDS_CONFIG, false, SCHEMA_CONTEXT); + @Test + public void testFunctionalityWithThreeNodes() throws Exception { + String name = "test"; + MemberNode leaderNode = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(leaderDatastoreContextBuilder).build(); - leaderDistributedDataStore.waitTillReady(); - follower1DistributedDataStore.waitTillReady(); - follower2DistributedDataStore.waitTillReady(); + MemberNode follower1Node = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(followerDatastoreContextBuilder).build(); - leaderEntityOwnershipService = new DistributedEntityOwnershipService(leaderDistributedDataStore); - leaderEntityOwnershipService.start(); + MemberNode follower2Node = MemberNode.builder(memberNodes).akkaConfig("Member3").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(followerDatastoreContextBuilder).build(); - follower1EntityOwnershipService = new DistributedEntityOwnershipService(follower1DistributedDataStore); - follower1EntityOwnershipService.start(); + DistributedDataStore leaderDistributedDataStore = leaderNode.configDataStore(); - follower2EntityOwnershipService = new DistributedEntityOwnershipService(follower2DistributedDataStore); - follower2EntityOwnershipService.start(); + leaderDistributedDataStore.waitTillReady(); + follower1Node.configDataStore().waitTillReady(); + follower2Node.configDataStore().waitTillReady(); - leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(), - DistributedEntityOwnershipService.ENTITY_OWNERSHIP_SHARD_NAME); - } + EntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore); + EntityOwnershipService follower1EntityOwnershipService = newOwnershipService(follower1Node.configDataStore()); + EntityOwnershipService follower2EntityOwnershipService = newOwnershipService(follower2Node.configDataStore()); - @Test - public void test() throws Exception { - initDatastores("test"); + leaderNode.kit().waitUntilLeader(leaderNode.configDataStore().getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME); leaderEntityOwnershipService.registerListener(ENTITY_TYPE1, leaderMockListener); leaderEntityOwnershipService.registerListener(ENTITY_TYPE2, leaderMockListener2); @@ -161,6 +168,9 @@ public class DistributedEntityOwnershipIntegrationTest { verify(follower1MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1, false, false, true)); reset(leaderMockListener, follower1MockListener); + verifyGetOwnershipState(leaderEntityOwnershipService, ENTITY1, true, true); + verifyGetOwnershipState(follower1EntityOwnershipService, ENTITY1, false, true); + // Register leader candidate for entity1_2 (same id, different type) and verify it becomes owner leaderEntityOwnershipService.registerCandidate(ENTITY1_2); @@ -178,7 +188,7 @@ public class DistributedEntityOwnershipIntegrationTest { // Register follower1 candidate for entity2 and verify it becomes owner - follower1EntityOwnershipService.registerCandidate(ENTITY2); + EntityOwnershipCandidateRegistration follower1Entity2Reg = follower1EntityOwnershipService.registerCandidate(ENTITY2); verify(follower1MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, true, true)); verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, false, true)); reset(leaderMockListener, follower1MockListener); @@ -192,12 +202,18 @@ public class DistributedEntityOwnershipIntegrationTest { // Unregister follower1 candidate for entity2 and verify follower2 becomes owner - follower1EntityOwnershipService.unregisterCandidate(ENTITY2); + follower1Entity2Reg.close(); + verifyCandidates(leaderDistributedDataStore, ENTITY2, "member-3"); verifyOwner(leaderDistributedDataStore, ENTITY2, "member-3"); - verify(follower2MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, true, true)); verify(follower1MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, true, false, true)); verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, false, true)); - verifyCandidates(leaderDistributedDataStore, ENTITY2, "member-3"); + + // Depending on timing, follower2MockListener could get ownershipChanged with "false, false, true" if + // if the original ownership change with "member-2 is replicated to follower2 after the listener is + // registered. + Uninterruptibles.sleepUninterruptibly(500, TimeUnit.MILLISECONDS); + verify(follower2MockListener, atMost(1)).ownershipChanged(ownershipChange(ENTITY2, false, false, true)); + verify(follower2MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, true, true)); // Register follower1 candidate for entity3 and verify it becomes owner @@ -225,31 +241,266 @@ public class DistributedEntityOwnershipIntegrationTest { // Shutdown follower2 and verify it's owned entities (entity 2 & 4) get re-assigned reset(leaderMockListener, follower1MockListener); - JavaTestKit.shutdownActorSystem(follower2System); + follower2Node.cleanup(); - verify(follower1MockListener, timeout(15000)).ownershipChanged(ownershipChange(ENTITY4, false, true, true)); - verify(leaderMockListener, timeout(15000)).ownershipChanged(ownershipChange(ENTITY4, false, false, true)); - verify(leaderMockListener, timeout(15000)).ownershipChanged(ownershipChange(ENTITY2, false, false, false)); + verify(follower1MockListener, timeout(15000).times(2)).ownershipChanged(or(ownershipChange(ENTITY4, false, true, true), + ownershipChange(ENTITY2, false, false, false))); + verify(leaderMockListener, timeout(15000).times(2)).ownershipChanged(or(ownershipChange(ENTITY4, false, false, true), + ownershipChange(ENTITY2, false, false, false))); verifyOwner(leaderDistributedDataStore, ENTITY2, ""); // no other candidate // Register leader candidate for entity2 and verify it becomes owner - leaderEntityOwnershipService.registerCandidate(ENTITY2); + EntityOwnershipCandidateRegistration leaderEntity2Reg = leaderEntityOwnershipService.registerCandidate(ENTITY2); verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, true, true)); verifyOwner(leaderDistributedDataStore, ENTITY2, "member-1"); // Unregister leader candidate for entity2 and verify the owner is cleared - leaderEntityOwnershipService.unregisterCandidate(ENTITY2); + leaderEntity2Reg.close(); verifyOwner(leaderDistributedDataStore, ENTITY2, ""); verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, true, false, false)); verify(follower1MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, false, false)); } - private void verifyCandidates(DistributedDataStore dataStore, Entity entity, String... expCandidates) throws Exception { + @Test + public void testLeaderCandidatesRemovedAfterShutdown() throws Exception { + followerDatastoreContextBuilder.shardElectionTimeoutFactor(5). + customRaftPolicyImplementation(DisableElectionsRaftPolicy.class.getName()); + + String name = "test"; + MemberNode leaderNode = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(leaderDatastoreContextBuilder).build(); + + MemberNode follower1Node = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(followerDatastoreContextBuilder).build(); + + MemberNode follower2Node = MemberNode.builder(memberNodes).akkaConfig("Member3").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(followerDatastoreContextBuilder).build(); + + DistributedDataStore leaderDistributedDataStore = leaderNode.configDataStore(); + + leaderDistributedDataStore.waitTillReady(); + follower1Node.configDataStore().waitTillReady(); + follower2Node.configDataStore().waitTillReady(); + + EntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore); + EntityOwnershipService follower1EntityOwnershipService = newOwnershipService(follower1Node.configDataStore()); + EntityOwnershipService follower2EntityOwnershipService = newOwnershipService(follower2Node.configDataStore()); + + leaderNode.kit().waitUntilLeader(leaderNode.configDataStore().getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME); + + // Register follower1 candidate for entity1 and verify it becomes owner + + follower1EntityOwnershipService.registerCandidate(ENTITY1); + verifyOwner(leaderDistributedDataStore, ENTITY1, "member-2"); + + // Register leader candidate for entity1 + + leaderEntityOwnershipService.registerCandidate(ENTITY1); + verifyCandidates(leaderDistributedDataStore, ENTITY1, "member-2", "member-1"); + verifyOwner(leaderDistributedDataStore, ENTITY1, "member-2"); + + // Register leader candidate for entity2 and verify it becomes owner + + leaderEntityOwnershipService.registerCandidate(ENTITY2); + verifyOwner(leaderDistributedDataStore, ENTITY2, "member-1"); + + // Register follower2 candidate for entity2 + + follower2EntityOwnershipService.registerCandidate(ENTITY2); + verifyCandidates(leaderDistributedDataStore, ENTITY2, "member-1", "member-3"); + verifyOwner(leaderDistributedDataStore, ENTITY2, "member-1"); + + // Shutdown the leader and verify its removed from the candidate list + + leaderNode.cleanup(); + follower1Node.waitForMemberDown("member-1"); + + // Re-enable elections on folower1 so it becomes the leader + + ActorRef follower1Shard = IntegrationTestKit.findLocalShard(follower1Node.configDataStore(). + getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME); + follower1Shard.tell(DatastoreContext.newBuilderFrom(followerDatastoreContextBuilder.build()). + customRaftPolicyImplementation(null).build(), ActorRef.noSender()); + + MemberNode.verifyRaftState(follower1Node.configDataStore(), ENTITY_OWNERSHIP_SHARD_NAME, new RaftStateVerifier() { + @Override + public void verify(OnDemandRaftState raftState) { + assertEquals("Raft state", RaftState.Leader.toString(), raftState.getRaftState()); + } + }); + + // Verify the prior leader's candidates are removed + + verifyCandidates(follower1Node.configDataStore(), ENTITY1, "member-2"); + verifyCandidates(follower1Node.configDataStore(), ENTITY2, "member-3"); + verifyOwner(follower1Node.configDataStore(), ENTITY1, "member-2"); + verifyOwner(follower1Node.configDataStore(), ENTITY2, "member-3"); + } + + /** + * Reproduces bug 4554 + * + * @throws CandidateAlreadyRegisteredException + */ + @Test + public void testCloseCandidateRegistrationInQuickSuccession() throws CandidateAlreadyRegisteredException { + String name = "testCloseCandidateRegistrationInQuickSuccession"; + MemberNode leaderNode = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(leaderDatastoreContextBuilder).build(); + + MemberNode follower1Node = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(followerDatastoreContextBuilder).build(); + + MemberNode follower2Node = MemberNode.builder(memberNodes).akkaConfig("Member3").testName(name ). + moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(followerDatastoreContextBuilder).build(); + + DistributedDataStore leaderDistributedDataStore = leaderNode.configDataStore(); + + leaderDistributedDataStore.waitTillReady(); + follower1Node.configDataStore().waitTillReady(); + follower2Node.configDataStore().waitTillReady(); + + EntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore); + EntityOwnershipService follower1EntityOwnershipService = newOwnershipService(follower1Node.configDataStore()); + EntityOwnershipService follower2EntityOwnershipService = newOwnershipService(follower2Node.configDataStore()); + + leaderNode.kit().waitUntilLeader(leaderNode.configDataStore().getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME); + + leaderEntityOwnershipService.registerListener(ENTITY_TYPE1, leaderMockListener); + follower1EntityOwnershipService.registerListener(ENTITY_TYPE1, follower1MockListener); + follower2EntityOwnershipService.registerListener(ENTITY_TYPE1, follower2MockListener); + + final EntityOwnershipCandidateRegistration candidate1 = leaderEntityOwnershipService.registerCandidate(ENTITY1); + final EntityOwnershipCandidateRegistration candidate2 = follower1EntityOwnershipService.registerCandidate(ENTITY1); + final EntityOwnershipCandidateRegistration candidate3 = follower2EntityOwnershipService.registerCandidate(ENTITY1); + + verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1, false, true, true)); + + Mockito.reset(leaderMockListener); + + ArgumentCaptor leaderChangeCaptor = ArgumentCaptor.forClass(EntityOwnershipChange.class); + ArgumentCaptor follower1ChangeCaptor = ArgumentCaptor.forClass(EntityOwnershipChange.class); + ArgumentCaptor follower2ChangeCaptor = ArgumentCaptor.forClass(EntityOwnershipChange.class); + doNothing().when(leaderMockListener).ownershipChanged(leaderChangeCaptor.capture()); + doNothing().when(follower1MockListener).ownershipChanged(follower1ChangeCaptor.capture()); + doNothing().when(follower2MockListener).ownershipChanged(follower2ChangeCaptor.capture()); + + candidate1.close(); + candidate2.close(); + candidate3.close(); + + boolean passed = false; + for(int i=0;i<100;i++) { + Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS); + if(!leaderEntityOwnershipService.getOwnershipState(ENTITY1).get().hasOwner() && + !follower1EntityOwnershipService.getOwnershipState(ENTITY1).get().hasOwner() && + !follower2EntityOwnershipService.getOwnershipState(ENTITY1).get().hasOwner() && + leaderChangeCaptor.getAllValues().size() > 0 && !leaderChangeCaptor.getValue().hasOwner() && + leaderChangeCaptor.getAllValues().size() > 0 && !follower1ChangeCaptor.getValue().hasOwner() && + leaderChangeCaptor.getAllValues().size() > 0 && !follower2ChangeCaptor.getValue().hasOwner()) { + passed = true; + break; + } + } + + assertTrue("No ownership change message was sent with hasOwner=false", passed); + } + + /** + * Tests bootstrapping the entity-ownership shard when there's no shards initially configured for local + * member. The entity-ownership shard is initially created as inactive (ie remains a follower), requiring + * an AddShardReplica request to join it to an existing leader. + */ + @Test + public void testEntityOwnershipShardBootstrapping() throws Throwable { + String name = "testEntityOwnershipShardBootstrapping"; + String moduleShardsConfig = MODULE_SHARDS_MEMBER_1_CONFIG; + MemberNode leaderNode = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name ). + moduleShardsConfig(moduleShardsConfig).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(leaderDatastoreContextBuilder).build(); + + DistributedDataStore leaderDistributedDataStore = leaderNode.configDataStore(); + EntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore); + + leaderNode.kit().waitUntilLeader(leaderNode.configDataStore().getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME); + + MemberNode follower1Node = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name ). + moduleShardsConfig(moduleShardsConfig).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(followerDatastoreContextBuilder).build(); + + DistributedDataStore follower1DistributedDataStore = follower1Node.configDataStore(); + follower1DistributedDataStore.waitTillReady(); + + leaderNode.waitForMembersUp("member-2"); + follower1Node.waitForMembersUp("member-1"); + + EntityOwnershipService follower1EntityOwnershipService = newOwnershipService(follower1DistributedDataStore); + + leaderEntityOwnershipService.registerListener(ENTITY_TYPE1, leaderMockListener); + + // Register a candidate for follower1 - should get queued since follower1 has no leader + EntityOwnershipCandidateRegistration candidateReg = follower1EntityOwnershipService.registerCandidate(ENTITY1); + verify(leaderMockListener, timeout(300).never()).ownershipChanged(ownershipChange(ENTITY1)); + + // Add replica in follower1 + AddShardReplica addReplica = new AddShardReplica(ENTITY_OWNERSHIP_SHARD_NAME); + follower1DistributedDataStore.getActorContext().getShardManager().tell(addReplica , follower1Node.kit().getRef()); + Object reply = follower1Node.kit().expectMsgAnyClassOf(JavaTestKit.duration("5 sec"), Success.class, Failure.class); + if(reply instanceof Failure) { + throw new AssertionError("AddShardReplica failed", ((Failure)reply).cause()); + } + + // The queued candidate registration should proceed + verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1, false, false, true)); + reset(leaderMockListener); + + candidateReg.close(); + verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1, false, false, false)); + reset(leaderMockListener); + + // Restart follower1 and verify the entity ownership shard is re-instated by registering. + Cluster.get(leaderNode.kit().getSystem()).down(Cluster.get(follower1Node.kit().getSystem()).selfAddress()); + follower1Node.cleanup(); + + follower1Node = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name ). + moduleShardsConfig(moduleShardsConfig).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false). + datastoreContextBuilder(followerDatastoreContextBuilder).build(); + follower1EntityOwnershipService = newOwnershipService(follower1Node.configDataStore()); + + follower1EntityOwnershipService.registerCandidate(ENTITY1); + verify(leaderMockListener, timeout(20000)).ownershipChanged(ownershipChange(ENTITY1, false, false, true)); + + verifyRaftState(follower1Node.configDataStore(), ENTITY_OWNERSHIP_SHARD_NAME, new RaftStateVerifier() { + @Override + public void verify(OnDemandRaftState raftState) { + assertNull("Custom RaftPolicy class name", raftState.getCustomRaftPolicyClassName()); + assertEquals("Peer count", 1, raftState.getPeerAddresses().keySet().size()); + assertThat("Peer Id", Iterables.getLast(raftState.getPeerAddresses().keySet()), + org.hamcrest.CoreMatchers.containsString("member-1")); + } + }); + } + + private static void verifyGetOwnershipState(EntityOwnershipService service, Entity entity, + boolean isOwner, boolean hasOwner) { + Optional state = service.getOwnershipState(entity); + assertEquals("getOwnershipState present", true, state.isPresent()); + assertEquals("isOwner", isOwner, state.get().isOwner()); + assertEquals("hasOwner", hasOwner, state.get().hasOwner()); + } + + private static void verifyCandidates(DistributedDataStore dataStore, Entity entity, String... expCandidates) throws Exception { AssertionError lastError = null; Stopwatch sw = Stopwatch.createStarted(); - while(sw.elapsed(TimeUnit.MILLISECONDS) <= 5000) { + while(sw.elapsed(TimeUnit.MILLISECONDS) <= 10000) { Optional> possible = dataStore.newReadOnlyTransaction().read( entityPath(entity.getType(), entity.getId()).node(Candidate.QNAME)).get(5, TimeUnit.SECONDS); try { @@ -270,7 +521,7 @@ public class DistributedEntityOwnershipIntegrationTest { throw lastError; } - private void verifyOwner(final DistributedDataStore dataStore, Entity entity, String expOwner) throws Exception { + private static void verifyOwner(final DistributedDataStore dataStore, Entity entity, String expOwner) { AbstractEntityOwnershipTest.verifyOwner(expOwner, entity.getType(), entity.getId(), new Function>() { @Override