package org.opendaylight.controller.cluster.datastore.entityownership;
import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
+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.never;
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.collect.Lists;
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 java.util.concurrent.atomic.AtomicLong;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.MockitoAnnotations;
+import org.mockito.exceptions.base.MockitoException;
+import org.opendaylight.controller.cluster.datastore.AbstractDataStore;
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.entityownership.selectionstrategy.EntityOwnerSelectionStrategyConfig;
import org.opendaylight.controller.cluster.datastore.messages.AddShardReplica;
+import org.opendaylight.controller.cluster.raft.RaftState;
+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.EntityOwnershipState;
+import org.opendaylight.mdsal.eos.common.api.EntityOwnershipState;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntity;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipCandidateRegistration;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipChange;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipListener;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipService;
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;
import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
* @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_5_NODE_CONFIG = "module-shards-default-5-node.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");
- private static final Entity ENTITY1_2 = new Entity(ENTITY_TYPE2, "entity1");
- private static final Entity ENTITY2 = new Entity(ENTITY_TYPE1, "entity2");
- private static final Entity ENTITY3 = new Entity(ENTITY_TYPE1, "entity3");
- private static final Entity ENTITY4 = new Entity(ENTITY_TYPE1, "entity4");
+ private static final DOMEntity ENTITY1 = new DOMEntity(ENTITY_TYPE1, "entity1");
+ private static final DOMEntity ENTITY1_2 = new DOMEntity(ENTITY_TYPE2, "entity1");
+ private static final DOMEntity ENTITY2 = new DOMEntity(ENTITY_TYPE1, "entity2");
+ private static final DOMEntity ENTITY3 = new DOMEntity(ENTITY_TYPE1, "entity3");
+ private static final DOMEntity ENTITY4 = new DOMEntity(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<MemberNode> memberNodes = new ArrayList<>();
@Mock
- private EntityOwnershipListener leaderMockListener;
+ private DOMEntityOwnershipListener leaderMockListener;
@Mock
- private EntityOwnershipListener leaderMockListener2;
+ private DOMEntityOwnershipListener leaderMockListener2;
@Mock
- private EntityOwnershipListener follower1MockListener;
+ private DOMEntityOwnershipListener follower1MockListener;
@Mock
- private EntityOwnershipListener follower2MockListener;
+ private DOMEntityOwnershipListener follower2MockListener;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
+ InMemoryJournal.clear();
+ InMemorySnapshotStore.clear();
}
@After
public void tearDown() {
- if(leaderSystem != null) {
- JavaTestKit.shutdownActorSystem(leaderSystem);
- }
-
- if(follower1System != null) {
- JavaTestKit.shutdownActorSystem(follower1System);
- }
-
- if(follower2System != null) {
- JavaTestKit.shutdownActorSystem(follower2System);
+ for (MemberNode m : Lists.reverse(memberNodes)) {
+ m.cleanup();
}
+ memberNodes.clear();
}
- private void startAllSystems() {
- startLeaderSystem();
- startFollower1System();
- startFollower2System();
- }
-
- private void startFollower2System() {
- follower2System = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member3"));
- Cluster.get(follower2System).join(MEMBER_1_ADDRESS);
- }
-
- private void startFollower1System() {
- follower1System = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member2"));
- Cluster.get(follower1System).join(MEMBER_1_ADDRESS);
+ private static DistributedEntityOwnershipService newOwnershipService(final AbstractDataStore datastore) {
+ return DistributedEntityOwnershipService.start(datastore.getActorContext(),
+ EntityOwnerSelectionStrategyConfig.newBuilder().build());
}
- private void startLeaderSystem() {
- leaderSystem = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
- Cluster.get(leaderSystem).join(MEMBER_1_ADDRESS);
- }
+ @Test
+ public void testFunctionalityWithThreeNodes() throws Exception {
+ String name = "testFunctionalityWithThreeNodes";
+ MemberNode leaderNode = MemberNode.builder(memberNodes).akkaConfig("Member1").testName(name)
+ .moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false)
+ .datastoreContextBuilder(leaderDatastoreContextBuilder).build();
- private void initDatastores(String type) {
- initLeaderDatastore(type, MODULE_SHARDS_CONFIG);
+ MemberNode follower1Node = MemberNode.builder(memberNodes).akkaConfig("Member2").testName(name)
+ .moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false)
+ .datastoreContextBuilder(followerDatastoreContextBuilder).build();
- initFollower1Datastore(type, MODULE_SHARDS_CONFIG);
+ MemberNode follower2Node = MemberNode.builder(memberNodes).akkaConfig("Member3").testName(name)
+ .moduleShardsConfig(MODULE_SHARDS_CONFIG).schemaContext(SCHEMA_CONTEXT).createOperDatastore(false)
+ .datastoreContextBuilder(followerDatastoreContextBuilder).build();
- follower2TestKit = new IntegrationTestKit(follower2System, followerDatastoreContextBuilder);
- follower2DistributedDataStore = follower2TestKit.setupDistributedDataStore(
- type, MODULE_SHARDS_CONFIG, false, SCHEMA_CONTEXT);
+ AbstractDataStore leaderDistributedDataStore = leaderNode.configDataStore();
leaderDistributedDataStore.waitTillReady();
- follower1DistributedDataStore.waitTillReady();
- follower2DistributedDataStore.waitTillReady();
-
- startLeaderService();
-
- startFollower1Service();
-
- follower2EntityOwnershipService = new DistributedEntityOwnershipService(follower2DistributedDataStore,
- EntityOwnerSelectionStrategyConfig.newBuilder().build());
- follower2EntityOwnershipService.start();
-
- leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME);
- }
-
- private void startFollower1Service() {
- follower1EntityOwnershipService = new DistributedEntityOwnershipService(follower1DistributedDataStore,
- EntityOwnerSelectionStrategyConfig.newBuilder().build());
- follower1EntityOwnershipService.start();
- }
-
- private void startLeaderService() {
- leaderEntityOwnershipService = new DistributedEntityOwnershipService(leaderDistributedDataStore,
- EntityOwnerSelectionStrategyConfig.newBuilder().build());
- leaderEntityOwnershipService.start();
- }
+ follower1Node.configDataStore().waitTillReady();
+ follower2Node.configDataStore().waitTillReady();
- private void initFollower1Datastore(String type, String moduleConfig) {
- follower1TestKit = new IntegrationTestKit(follower1System, followerDatastoreContextBuilder);
- follower1DistributedDataStore = follower1TestKit.setupDistributedDataStore(
- type, moduleConfig, false, SCHEMA_CONTEXT);
- }
+ final DOMEntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore);
+ final DOMEntityOwnershipService follower1EntityOwnershipService =
+ newOwnershipService(follower1Node.configDataStore());
+ final DOMEntityOwnershipService follower2EntityOwnershipService =
+ newOwnershipService(follower2Node.configDataStore());
- private void initLeaderDatastore(String type, String moduleConfig) {
- leaderTestKit = new IntegrationTestKit(leaderSystem, leaderDatastoreContextBuilder);
- leaderDistributedDataStore = leaderTestKit.setupDistributedDataStore(
- type, moduleConfig, false, SCHEMA_CONTEXT);
- }
-
- @Test
- public void test() throws Exception {
- startAllSystems();
- initDatastores("test");
+ leaderNode.kit().waitUntilLeader(leaderNode.configDataStore().getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME);
leaderEntityOwnershipService.registerListener(ENTITY_TYPE1, leaderMockListener);
leaderEntityOwnershipService.registerListener(ENTITY_TYPE2, leaderMockListener2);
verify(follower1MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1, false, false, true));
reset(leaderMockListener, follower1MockListener);
- verifyGetOwnershipState(leaderEntityOwnershipService, ENTITY1, true, true);
- verifyGetOwnershipState(follower1EntityOwnershipService, ENTITY1, false, true);
+ verifyGetOwnershipState(leaderEntityOwnershipService, ENTITY1, EntityOwnershipState.IS_OWNER);
+ verifyGetOwnershipState(follower1EntityOwnershipService, ENTITY1, EntityOwnershipState.OWNED_BY_OTHER);
// Register leader candidate for entity1_2 (same id, different type) and verify it becomes owner
leaderEntityOwnershipService.registerCandidate(ENTITY1_2);
verify(leaderMockListener2, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1_2, false, true, true));
- verify(leaderMockListener, timeout(300).never()).ownershipChanged(ownershipChange(ENTITY1_2));
+ Uninterruptibles.sleepUninterruptibly(300, TimeUnit.MILLISECONDS);
+ verify(leaderMockListener, never()).ownershipChanged(ownershipChange(ENTITY1_2));
reset(leaderMockListener2);
// Register follower1 candidate for entity1 and verify it gets added but doesn't become owner
follower1EntityOwnershipService.registerCandidate(ENTITY1);
verifyCandidates(leaderDistributedDataStore, ENTITY1, "member-1", "member-2");
verifyOwner(leaderDistributedDataStore, ENTITY1, "member-1");
- verify(leaderMockListener, timeout(300).never()).ownershipChanged(ownershipChange(ENTITY1));
- verify(follower1MockListener, timeout(300).never()).ownershipChanged(ownershipChange(ENTITY1));
+ verifyOwner(follower2Node.configDataStore(), ENTITY1, "member-1");
+ Uninterruptibles.sleepUninterruptibly(300, TimeUnit.MILLISECONDS);
+ verify(leaderMockListener, never()).ownershipChanged(ownershipChange(ENTITY1));
+ verify(follower1MockListener, never()).ownershipChanged(ownershipChange(ENTITY1));
// Register follower1 candidate for entity2 and verify it becomes owner
- follower1EntityOwnershipService.registerCandidate(ENTITY2);
+ final DOMEntityOwnershipCandidateRegistration follower1Entity2Reg =
+ follower1EntityOwnershipService.registerCandidate(ENTITY2);
verify(follower1MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, true, true));
verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, false, true));
+ verifyOwner(follower2Node.configDataStore(), ENTITY2, "member-2");
reset(leaderMockListener, follower1MockListener);
// Register follower2 candidate for entity2 and verify it gets added but doesn't become owner
follower2EntityOwnershipService.registerListener(ENTITY_TYPE1, follower2MockListener);
+ verify(follower2MockListener, timeout(5000).times(2)).ownershipChanged(or(
+ ownershipChange(ENTITY1, false, false, true), ownershipChange(ENTITY2, false, false, true)));
+
follower2EntityOwnershipService.registerCandidate(ENTITY2);
verifyCandidates(leaderDistributedDataStore, ENTITY2, "member-2", "member-3");
verifyOwner(leaderDistributedDataStore, ENTITY2, "member-2");
// 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(follower1MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, true, false, true));
// 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
verifyCandidates(leaderDistributedDataStore, ENTITY4, "member-3", "member-2");
verifyOwner(leaderDistributedDataStore, ENTITY4, "member-3");
- // Shutdown follower2 and verify it's owned entities (entity 2 & 4) get re-assigned
+ // Shutdown follower2 and verify it's owned entities (entity 4) get re-assigned
reset(leaderMockListener, follower1MockListener);
- JavaTestKit.shutdownActorSystem(follower2System);
+ follower2Node.cleanup();
- 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
+ verify(follower1MockListener, timeout(15000)).ownershipChanged(ownershipChange(ENTITY4, false, true, true));
+ verify(leaderMockListener, timeout(15000)).ownershipChanged(ownershipChange(ENTITY4, false, false, true));
// Register leader candidate for entity2 and verify it becomes owner
- leaderEntityOwnershipService.registerCandidate(ENTITY2);
- verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, true, true));
+ DOMEntityOwnershipCandidateRegistration leaderEntity2Reg =
+ leaderEntityOwnershipService.registerCandidate(ENTITY2);
verifyOwner(leaderDistributedDataStore, ENTITY2, "member-1");
+ verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY2, false, true, true));
// 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));
}
+ @Test
+ public void testLeaderEntityOwnersReassignedAfterShutdown() throws Exception {
+ followerDatastoreContextBuilder.shardElectionTimeoutFactor(5)
+ .customRaftPolicyImplementation(DisableElectionsRaftPolicy.class.getName());
+
+ String name = "testLeaderEntityOwnersReassignedAfterShutdown";
+ 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();
+
+ AbstractDataStore leaderDistributedDataStore = leaderNode.configDataStore();
+
+ leaderDistributedDataStore.waitTillReady();
+ follower1Node.configDataStore().waitTillReady();
+ follower2Node.configDataStore().waitTillReady();
+
+ follower1Node.waitForMembersUp("member-1", "member-3");
+
+ final DOMEntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore);
+ final DOMEntityOwnershipService follower1EntityOwnershipService =
+ newOwnershipService(follower1Node.configDataStore());
+ final DOMEntityOwnershipService 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");
+
+ // Get the leader's lastIndex and verify followers are fully synced before shutting down the leader
+
+ AtomicLong leaderLastIndex = new AtomicLong();
+ MemberNode.verifyRaftState(leaderDistributedDataStore, ENTITY_OWNERSHIP_SHARD_NAME,
+ raftState -> leaderLastIndex.set(raftState.getLastIndex()));
+
+ MemberNode.verifyRaftState(follower1Node.configDataStore(), ENTITY_OWNERSHIP_SHARD_NAME,
+ raftState -> assertEquals("Last index", leaderLastIndex.get(), raftState.getLastIndex()));
+
+ MemberNode.verifyRaftState(follower2Node.configDataStore(), ENTITY_OWNERSHIP_SHARD_NAME,
+ raftState -> assertEquals("Last index", leaderLastIndex.get(), raftState.getLastIndex()));
+
+ // Shutdown the leader and verify its removed from the candidate list
+
+ leaderNode.cleanup();
+ follower1Node.waitForMemberDown("member-1");
+
+ // Re-enable elections on follower1 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,
+ raftState -> assertEquals("Raft state", RaftState.Leader.toString(), raftState.getRaftState()));
+
+ // Verify the prior leader's entity owners are re-assigned.
+
+ verifyCandidates(follower1Node.configDataStore(), ENTITY1, "member-2", "member-1");
+ verifyCandidates(follower1Node.configDataStore(), ENTITY2, "member-1", "member-3");
+ verifyOwner(follower1Node.configDataStore(), ENTITY1, "member-2");
+ verifyOwner(follower1Node.configDataStore(), ENTITY2, "member-3");
+ }
+
+ @Test
+ public void testLeaderAndFollowerEntityOwnersReassignedAfterShutdown() throws Exception {
+ followerDatastoreContextBuilder.shardElectionTimeoutFactor(5)
+ .customRaftPolicyImplementation(DisableElectionsRaftPolicy.class.getName());
+
+ String name = "testLeaderAndFollowerEntityOwnersReassignedAfterShutdown";
+ final MemberNode leaderNode = MemberNode.builder(memberNodes).akkaConfig("Member1")
+ .useAkkaArtery(false).testName(name)
+ .moduleShardsConfig(MODULE_SHARDS_5_NODE_CONFIG).schemaContext(SCHEMA_CONTEXT)
+ .createOperDatastore(false).datastoreContextBuilder(leaderDatastoreContextBuilder).build();
+
+ final MemberNode follower1Node = MemberNode.builder(memberNodes).akkaConfig("Member2")
+ .useAkkaArtery(false).testName(name)
+ .moduleShardsConfig(MODULE_SHARDS_5_NODE_CONFIG).schemaContext(SCHEMA_CONTEXT)
+ .createOperDatastore(false).datastoreContextBuilder(followerDatastoreContextBuilder).build();
+
+ final MemberNode follower2Node = MemberNode.builder(memberNodes).akkaConfig("Member3")
+ .useAkkaArtery(false).testName(name)
+ .moduleShardsConfig(MODULE_SHARDS_5_NODE_CONFIG).schemaContext(SCHEMA_CONTEXT)
+ .createOperDatastore(false).datastoreContextBuilder(followerDatastoreContextBuilder).build();
+
+ final MemberNode follower3Node = MemberNode.builder(memberNodes).akkaConfig("Member4")
+ .useAkkaArtery(false).testName(name)
+ .moduleShardsConfig(MODULE_SHARDS_5_NODE_CONFIG).schemaContext(SCHEMA_CONTEXT)
+ .createOperDatastore(false).datastoreContextBuilder(followerDatastoreContextBuilder).build();
+
+ final MemberNode follower4Node = MemberNode.builder(memberNodes).akkaConfig("Member5")
+ .useAkkaArtery(false).testName(name)
+ .moduleShardsConfig(MODULE_SHARDS_5_NODE_CONFIG).schemaContext(SCHEMA_CONTEXT)
+ .createOperDatastore(false).datastoreContextBuilder(followerDatastoreContextBuilder).build();
+
+ AbstractDataStore leaderDistributedDataStore = leaderNode.configDataStore();
+
+ leaderDistributedDataStore.waitTillReady();
+ follower1Node.configDataStore().waitTillReady();
+ follower2Node.configDataStore().waitTillReady();
+ follower3Node.configDataStore().waitTillReady();
+ follower4Node.configDataStore().waitTillReady();
+
+ leaderNode.waitForMembersUp("member-2", "member-3", "member-4", "member-5");
+ follower1Node.waitForMembersUp("member-1", "member-3", "member-4", "member-5");
+
+ final DOMEntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore);
+ final DOMEntityOwnershipService follower1EntityOwnershipService =
+ newOwnershipService(follower1Node.configDataStore());
+ final DOMEntityOwnershipService follower2EntityOwnershipService =
+ newOwnershipService(follower2Node.configDataStore());
+ final DOMEntityOwnershipService follower3EntityOwnershipService =
+ newOwnershipService(follower3Node.configDataStore());
+ newOwnershipService(follower4Node.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");
+
+ // Register follower3 as a candidate for entity2 as well
+
+ follower3EntityOwnershipService.registerCandidate(ENTITY2);
+ verifyCandidates(leaderDistributedDataStore, ENTITY2, "member-1", "member-3", "member-4");
+ verifyOwner(leaderDistributedDataStore, ENTITY2, "member-1");
+
+ // Get the leader's lastIndex and verify followers are fully synced before shutting down the leader
+ AtomicLong leaderLastIndex = new AtomicLong();
+ MemberNode.verifyRaftState(leaderDistributedDataStore, ENTITY_OWNERSHIP_SHARD_NAME,
+ raftState -> leaderLastIndex.set(raftState.getLastIndex()));
+
+ MemberNode.verifyRaftState(follower1Node.configDataStore(), ENTITY_OWNERSHIP_SHARD_NAME,
+ raftState -> assertEquals("Last index", leaderLastIndex.get(), raftState.getLastIndex()));
+
+ MemberNode.verifyRaftState(follower2Node.configDataStore(), ENTITY_OWNERSHIP_SHARD_NAME,
+ raftState -> assertEquals("Last index", leaderLastIndex.get(), raftState.getLastIndex()));
+
+ MemberNode.verifyRaftState(follower4Node.configDataStore(), ENTITY_OWNERSHIP_SHARD_NAME,
+ raftState -> assertEquals("Last index", leaderLastIndex.get(), raftState.getLastIndex()));
+
+ // Shutdown the leader and follower3
+
+ leaderNode.cleanup();
+ follower3Node.cleanup();
+
+ follower1Node.waitForMemberDown("member-1");
+ follower1Node.waitForMemberDown("member-4");
+
+ // Re-enable elections on follower1 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,
+ raftState -> assertEquals("Raft state", RaftState.Leader.toString(), raftState.getRaftState()));
+
+ // Verify the prior leader's and follower3 entity owners are re-assigned.
+
+ verifyCandidates(follower1Node.configDataStore(), ENTITY1, "member-2", "member-1");
+ verifyCandidates(follower1Node.configDataStore(), ENTITY2, "member-1", "member-3", "member-4");
+ verifyOwner(follower1Node.configDataStore(), ENTITY1, "member-2");
+ verifyOwner(follower1Node.configDataStore(), ENTITY2, "member-3");
+ }
+
/**
- * Reproduces bug <a href="https://bugs.opendaylight.org/show_bug.cgi?id=4554">4554</a>
- *
- * @throws CandidateAlreadyRegisteredException
+ * Reproduces bug <a href="https://bugs.opendaylight.org/show_bug.cgi?id=4554">4554</a>.
*/
@Test
- public void testCloseCandidateRegistrationInQuickSuccession() throws CandidateAlreadyRegisteredException {
- startAllSystems();
- initDatastores("testCloseCandidateRegistrationInQuickSuccession");
+ public void testCloseCandidateRegistrationInQuickSuccession() throws Exception {
+ 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();
+
+ AbstractDataStore leaderDistributedDataStore = leaderNode.configDataStore();
+
+ leaderDistributedDataStore.waitTillReady();
+ follower1Node.configDataStore().waitTillReady();
+ follower2Node.configDataStore().waitTillReady();
+
+ final DOMEntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore);
+ final DOMEntityOwnershipService follower1EntityOwnershipService =
+ newOwnershipService(follower1Node.configDataStore());
+ final DOMEntityOwnershipService 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);
-
+ final DOMEntityOwnershipCandidateRegistration candidate1 =
+ leaderEntityOwnershipService.registerCandidate(ENTITY1);
verify(leaderMockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1, false, true, true));
- Mockito.reset(leaderMockListener);
+ final DOMEntityOwnershipCandidateRegistration candidate2 =
+ follower1EntityOwnershipService.registerCandidate(ENTITY1);
+ verify(follower1MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1, false, false, true));
- candidate1.close();
- candidate2.close();
- candidate3.close();
+ final DOMEntityOwnershipCandidateRegistration candidate3 =
+ follower2EntityOwnershipService.registerCandidate(ENTITY1);
+ verify(follower2MockListener, timeout(5000)).ownershipChanged(ownershipChange(ENTITY1, false, false, true));
+
+ Mockito.reset(leaderMockListener, follower1MockListener, follower2MockListener);
- ArgumentCaptor<EntityOwnershipChange> leaderChangeCaptor = ArgumentCaptor.forClass(EntityOwnershipChange.class);
- ArgumentCaptor<EntityOwnershipChange> follower1ChangeCaptor = ArgumentCaptor.forClass(EntityOwnershipChange.class);
- ArgumentCaptor<EntityOwnershipChange> follower2ChangeCaptor = ArgumentCaptor.forClass(EntityOwnershipChange.class);
+ ArgumentCaptor<DOMEntityOwnershipChange> leaderChangeCaptor =
+ ArgumentCaptor.forClass(DOMEntityOwnershipChange.class);
+ ArgumentCaptor<DOMEntityOwnershipChange> follower1ChangeCaptor =
+ ArgumentCaptor.forClass(DOMEntityOwnershipChange.class);
+ ArgumentCaptor<DOMEntityOwnershipChange> follower2ChangeCaptor =
+ ArgumentCaptor.forClass(DOMEntityOwnershipChange.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++) {
+ 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()) {
+ final Optional<EntityOwnershipState> leaderState = leaderEntityOwnershipService.getOwnershipState(ENTITY1);
+ final Optional<EntityOwnershipState> follower1State =
+ follower1EntityOwnershipService.getOwnershipState(ENTITY1);
+ final Optional<EntityOwnershipState> follower2State =
+ follower2EntityOwnershipService.getOwnershipState(ENTITY1);
+ final Optional<DOMEntityOwnershipChange> leaderChange = getValueSafely(leaderChangeCaptor);
+ final Optional<DOMEntityOwnershipChange> follower1Change = getValueSafely(follower1ChangeCaptor);
+ final Optional<DOMEntityOwnershipChange> follower2Change = getValueSafely(follower2ChangeCaptor);
+ if (!leaderState.isPresent() || leaderState.get() == EntityOwnershipState.NO_OWNER
+ && follower1State.isPresent() && follower1State.get() == EntityOwnershipState.NO_OWNER
+ && follower2State.isPresent() && follower2State.get() == EntityOwnershipState.NO_OWNER
+ && leaderChange.isPresent() && !leaderChange.get().getState().hasOwner()
+ && follower1Change.isPresent() && !follower1Change.get().getState().hasOwner()
+ && follower2Change.isPresent() && !follower2Change.get().getState().hasOwner()) {
passed = true;
break;
}
}
assertTrue("No ownership change message was sent with hasOwner=false", passed);
+ }
- assertFalse(leaderChangeCaptor.getAllValues().get(leaderChangeCaptor.getAllValues().size()-1).hasOwner());
- assertFalse(follower1ChangeCaptor.getAllValues().get(follower1ChangeCaptor.getAllValues().size()-1).hasOwner());
- assertFalse(follower2ChangeCaptor.getAllValues().get(follower2ChangeCaptor.getAllValues().size()-1).hasOwner());
+ private static Optional<DOMEntityOwnershipChange> getValueSafely(ArgumentCaptor<DOMEntityOwnershipChange> captor) {
+ try {
+ return Optional.fromNullable(captor.getValue());
+ } catch (MockitoException e) {
+ // No value was captured
+ return Optional.absent();
+ }
}
/**
* an AddShardReplica request to join it to an existing leader.
*/
@Test
- public void testEntityOwnershipShardBootstrapping() throws Throwable {
- startLeaderSystem();
- startFollower1System();
- String type = "testEntityOwnershipShardBootstrapping";
- initLeaderDatastore(type, MODULE_SHARDS_MEMBER_1_CONFIG);
- initFollower1Datastore(type, MODULE_SHARDS_MEMBER_1_CONFIG);
+ public void testEntityOwnershipShardBootstrapping() throws Exception {
+ 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();
- leaderDistributedDataStore.waitTillReady();
+ AbstractDataStore leaderDistributedDataStore = leaderNode.configDataStore();
+ final DOMEntityOwnershipService 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();
+
+ AbstractDataStore follower1DistributedDataStore = follower1Node.configDataStore();
follower1DistributedDataStore.waitTillReady();
- startLeaderService();
- startFollower1Service();
+ leaderNode.waitForMembersUp("member-2");
+ follower1Node.waitForMembersUp("member-1");
- leaderTestKit.waitUntilLeader(leaderDistributedDataStore.getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME);
+ DOMEntityOwnershipService follower1EntityOwnershipService = newOwnershipService(follower1DistributedDataStore);
leaderEntityOwnershipService.registerListener(ENTITY_TYPE1, leaderMockListener);
// Register a candidate for follower1 - should get queued since follower1 has no leader
- follower1EntityOwnershipService.registerCandidate(ENTITY1);
- verify(leaderMockListener, timeout(300).never()).ownershipChanged(ownershipChange(ENTITY1));
+ final DOMEntityOwnershipCandidateRegistration candidateReg =
+ follower1EntityOwnershipService.registerCandidate(ENTITY1);
+ Uninterruptibles.sleepUninterruptibly(300, TimeUnit.MILLISECONDS);
+ verify(leaderMockListener, never()).ownershipChanged(ownershipChange(ENTITY1));
// Add replica in follower1
AddShardReplica addReplica = new AddShardReplica(ENTITY_OWNERSHIP_SHARD_NAME);
- follower1DistributedDataStore.getActorContext().getShardManager().tell(addReplica , follower1TestKit.getRef());
- Object reply = follower1TestKit.expectMsgAnyClassOf(JavaTestKit.duration("5 sec"), Success.class, Failure.class);
- if(reply instanceof Failure) {
- throw ((Failure)reply).cause();
+ 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));
+ 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, raftState -> {
+ assertNull("Custom RaftPolicy class name", raftState.getCustomRaftPolicyClassName());
+ assertEquals("Peer count", 1, raftState.getPeerAddresses().keySet().size());
+ assertThat("Peer Id", Iterables.<String>getLast(raftState.getPeerAddresses().keySet()),
+ org.hamcrest.CoreMatchers.containsString("member-1"));
+ });
+ }
+
+ @Test
+ public void testOwnerSelectedOnRapidUnregisteringAndRegisteringOfCandidates() throws Exception {
+ String name = "testOwnerSelectedOnRapidUnregisteringAndRegisteringOfCandidates";
+ 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();
+
+ AbstractDataStore leaderDistributedDataStore = leaderNode.configDataStore();
+
+ leaderDistributedDataStore.waitTillReady();
+ follower1Node.configDataStore().waitTillReady();
+ follower2Node.configDataStore().waitTillReady();
+
+ final DOMEntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore);
+ final DOMEntityOwnershipService follower1EntityOwnershipService =
+ newOwnershipService(follower1Node.configDataStore());
+ newOwnershipService(follower2Node.configDataStore());
+
+ leaderNode.kit().waitUntilLeader(leaderNode.configDataStore().getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME);
+
+ // Register leader candidate for entity1 and verify it becomes owner
+
+ DOMEntityOwnershipCandidateRegistration leaderEntity1Reg =
+ leaderEntityOwnershipService.registerCandidate(ENTITY1);
+
+ verifyCandidates(leaderDistributedDataStore, ENTITY1, "member-1");
+ verifyOwner(leaderDistributedDataStore, ENTITY1, "member-1");
+ leaderEntity1Reg.close();
+ follower1EntityOwnershipService.registerCandidate(ENTITY1);
+
+ verifyCandidates(leaderDistributedDataStore, ENTITY1, "member-2");
+ verifyOwner(leaderDistributedDataStore, ENTITY1, "member-2");
+ }
+
+ @Test
+ public void testOwnerSelectedOnRapidRegisteringAndUnregisteringOfCandidates() throws Exception {
+ String name = "testOwnerSelectedOnRapidRegisteringAndUnregisteringOfCandidates";
+ 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();
+
+ AbstractDataStore leaderDistributedDataStore = leaderNode.configDataStore();
+
+ leaderDistributedDataStore.waitTillReady();
+ follower1Node.configDataStore().waitTillReady();
+ follower2Node.configDataStore().waitTillReady();
+
+ final DOMEntityOwnershipService leaderEntityOwnershipService = newOwnershipService(leaderDistributedDataStore);
+ final DOMEntityOwnershipService follower1EntityOwnershipService =
+ newOwnershipService(follower1Node.configDataStore());
+ newOwnershipService(follower2Node.configDataStore());
+
+ leaderNode.kit().waitUntilLeader(leaderNode.configDataStore().getActorContext(), ENTITY_OWNERSHIP_SHARD_NAME);
+
+ // Register leader candidate for entity1 and verify it becomes owner
+
+ final DOMEntityOwnershipCandidateRegistration leaderEntity1Reg =
+ leaderEntityOwnershipService.registerCandidate(ENTITY1);
+
+ verifyCandidates(leaderDistributedDataStore, ENTITY1, "member-1");
+ verifyOwner(leaderDistributedDataStore, ENTITY1, "member-1");
+
+ follower1EntityOwnershipService.registerCandidate(ENTITY1);
+ leaderEntity1Reg.close();
+
+ verifyCandidates(leaderDistributedDataStore, ENTITY1, "member-2");
+ verifyOwner(leaderDistributedDataStore, ENTITY1, "member-2");
}
- private static void verifyGetOwnershipState(DistributedEntityOwnershipService service, Entity entity,
- boolean isOwner, boolean hasOwner) {
+ private static void verifyGetOwnershipState(final DOMEntityOwnershipService service, final DOMEntity entity,
+ final EntityOwnershipState expState) {
Optional<EntityOwnershipState> state = service.getOwnershipState(entity);
assertEquals("getOwnershipState present", true, state.isPresent());
- assertEquals("isOwner", isOwner, state.get().isOwner());
- assertEquals("hasOwner", hasOwner, state.get().hasOwner());
+ assertEquals("EntityOwnershipState", expState, state.get());
}
- private static void verifyCandidates(DistributedDataStore dataStore, Entity entity, String... expCandidates) throws Exception {
+ private static void verifyCandidates(final AbstractDataStore dataStore, final DOMEntity entity,
+ final String... expCandidates) throws Exception {
AssertionError lastError = null;
Stopwatch sw = Stopwatch.createStarted();
- while(sw.elapsed(TimeUnit.MILLISECONDS) <= 5000) {
- Optional<NormalizedNode<?, ?>> possible = dataStore.newReadOnlyTransaction().read(
- entityPath(entity.getType(), entity.getId()).node(Candidate.QNAME)).get(5, TimeUnit.SECONDS);
+ while (sw.elapsed(TimeUnit.MILLISECONDS) <= 10000) {
+ Optional<NormalizedNode<?, ?>> possible = dataStore.newReadOnlyTransaction()
+ .read(entityPath(entity.getType(), entity.getIdentifier()).node(Candidate.QNAME))
+ .get(5, TimeUnit.SECONDS);
try {
assertEquals("Candidates not found for " + entity, true, possible.isPresent());
Collection<String> actual = new ArrayList<>();
- for(MapEntryNode candidate: ((MapNode)possible.get()).getValue()) {
+ for (MapEntryNode candidate: ((MapNode)possible.get()).getValue()) {
actual.add(candidate.getChild(CANDIDATE_NAME_NODE_ID).get().getValue().toString());
}
throw lastError;
}
- private static void verifyOwner(final DistributedDataStore dataStore, Entity entity, String expOwner) {
- AbstractEntityOwnershipTest.verifyOwner(expOwner, entity.getType(), entity.getId(),
- new Function<YangInstanceIdentifier, NormalizedNode<?,?>>() {
- @Override
- public NormalizedNode<?, ?> apply(YangInstanceIdentifier path) {
- try {
- return dataStore.newReadOnlyTransaction().read(path).get(5, TimeUnit.SECONDS).get();
- } catch (Exception e) {
- return null;
- }
- }
- });
+ @SuppressWarnings("checkstyle:IllegalCatch")
+ private static void verifyOwner(final AbstractDataStore dataStore, final DOMEntity entity,
+ final String expOwner) {
+ AbstractEntityOwnershipTest.verifyOwner(expOwner, entity.getType(), entity.getIdentifier(), path -> {
+ try {
+ return dataStore.newReadOnlyTransaction().read(path).get(5, TimeUnit.SECONDS).get();
+ } catch (Exception e) {
+ return null;
+ }
+ });
}
}
Code Review / controller.git / blobdiff