import org.opendaylight.controller.cluster.datastore.entityownership.messages.RegisterListenerLocal;
import org.opendaylight.controller.cluster.datastore.entityownership.messages.UnregisterCandidateLocal;
import org.opendaylight.controller.cluster.datastore.entityownership.messages.UnregisterListenerLocal;
+import org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.EntityOwnerSelectionStrategyConfig;
+import org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.LastCandidateSelectionStrategy;
import org.opendaylight.controller.cluster.datastore.identifiers.ShardIdentifier;
import org.opendaylight.controller.cluster.datastore.messages.BatchedModifications;
import org.opendaylight.controller.cluster.datastore.messages.CommitTransactionReply;
import org.opendaylight.controller.cluster.raft.messages.RequestVoteReply;
import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
import org.opendaylight.controller.md.sal.common.api.clustering.Entity;
-import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipCandidate;
import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipChange;
import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListener;
import org.opendaylight.yangtools.yang.common.QName;
YangInstanceIdentifier entityId = ENTITY_ID1;
Entity entity = new Entity(ENTITY_TYPE, entityId);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
- shard.tell(new RegisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, entityId, LOCAL_MEMBER_NAME);
verifyOwner(shard, ENTITY_TYPE, entityId, LOCAL_MEMBER_NAME);
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
}
@Test
YangInstanceIdentifier entityId = ENTITY_ID1;
Entity entity = new Entity(ENTITY_TYPE, entityId);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
- shard.tell(new RegisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
// Now grant the vote so the shard becomes the leader. This should retry the commit.
peer.underlyingActor().grantVote = true;
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, entityId, LOCAL_MEMBER_NAME);
-
verifyOwner(shard, ENTITY_TYPE, entityId, LOCAL_MEMBER_NAME);
-
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
}
@Test
YangInstanceIdentifier entityId = ENTITY_ID1;
Entity entity = new Entity(ENTITY_TYPE, entityId);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
- shard.tell(new RegisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
// Wait enough time for the commit to timeout.
follower.dropAppendEntries = false;
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, entityId, LOCAL_MEMBER_NAME);
-
verifyOwner(shard, ENTITY_TYPE, entityId, LOCAL_MEMBER_NAME);
-
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
}
@Test
YangInstanceIdentifier entityId = ENTITY_ID1;
Entity entity = new Entity(ENTITY_TYPE, entityId);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
- shard.tell(new RegisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
// Resume AppendEntries - the candidate write should now be committed.
follower.dropAppendEntries = false;
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, entityId, LOCAL_MEMBER_NAME);
-
verifyOwner(shard, ENTITY_TYPE, entityId, LOCAL_MEMBER_NAME);
-
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
}
@Test
shard.tell(new AppendEntries(1L, peerId, -1L, -1L, Collections.<ReplicatedLogEntry>emptyList(), -1L, -1L,
DataStoreVersions.CURRENT_VERSION), peer);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
-
- shard.tell(new RegisterCandidateLocal(candidate, new Entity(ENTITY_TYPE, ENTITY_ID1)), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, ENTITY_ID1)), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
MockLeader leader = peer.underlyingActor();
shard.tell(dataStoreContextBuilder.shardTransactionCommitTimeoutInSeconds(1).build(), ActorRef.noSender());
- shard.tell(new RegisterCandidateLocal(candidate, new Entity(ENTITY_TYPE, ENTITY_ID2)), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, ENTITY_ID2)), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
assertEquals("Leader received BatchedModifications", true, Uninterruptibles.awaitUninterruptibly(
for(int i = 1; i <= max; i++) {
YangInstanceIdentifier id = YangInstanceIdentifier.of(QName.create("test", "2015-08-14", "test" + i));
entityIds.add(id);
- shard.tell(new RegisterCandidateLocal(candidate, new Entity(ENTITY_TYPE, id)), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, id)), kit.getRef());
}
assertEquals("Leader received BatchedModifications", true, Uninterruptibles.awaitUninterruptibly(
kit.waitUntilLeader(shard);
Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
// Register
- shard.tell(new RegisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
// Unregister
- reset(candidate);
-
- shard.tell(new UnregisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new UnregisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, "");
- //verify(candidate).ownershipChanged(entity, true, false, false);
// Register again
- shard.tell(new RegisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
}
@Test
kit.waitUntilLeader(shard);
Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
ShardDataTree shardDataTree = shard.underlyingActor().getDataStore();
// Add a remote candidate
// Register local
- shard.tell(new RegisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
// Verify the remote candidate becomes owner
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName1);
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName1);
- verify(candidate, never()).ownershipChanged(any(EntityOwnershipChange.class));
// Add another remote candidate and verify ownership doesn't change
- reset(candidate);
String remoteMemberName2 = "remoteMember2";
writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, remoteMemberName2), shardDataTree);
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName2);
Uninterruptibles.sleepUninterruptibly(500, TimeUnit.MILLISECONDS);
verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName1);
- verify(candidate, never()).ownershipChanged(any(EntityOwnershipChange.class));
// Remove the second remote candidate and verify ownership doesn't change
- reset(candidate);
deleteNode(candidatePath(ENTITY_TYPE, ENTITY_ID1, remoteMemberName2), shardDataTree);
verifyEntityCandidateRemoved(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName2);
Uninterruptibles.sleepUninterruptibly(500, TimeUnit.MILLISECONDS);
verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName1);
- verify(candidate, never()).ownershipChanged(any(EntityOwnershipChange.class));
// Remove the first remote candidate and verify the local candidate becomes owner
- reset(candidate);
deleteNode(candidatePath(ENTITY_TYPE, ENTITY_ID1, remoteMemberName1), shardDataTree);
verifyEntityCandidateRemoved(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName1);
verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
// Add the second remote candidate back and verify ownership doesn't change
- reset(candidate);
writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, remoteMemberName2), shardDataTree);
verifyCommittedEntityCandidate(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName2);
Uninterruptibles.sleepUninterruptibly(500, TimeUnit.MILLISECONDS);
verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
- verify(candidate, never()).ownershipChanged(any(EntityOwnershipChange.class));
// Unregister the local candidate and verify the second remote candidate becomes owner
- shard.tell(new UnregisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new UnregisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyEntityCandidateRemoved(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
TestActorRef<EntityOwnershipShard> peer1 = actorFactory.createTestActor(newShardProps(peerId1,
ImmutableMap.<String, String>builder().put(leaderId.toString(), ""). put(peerId2.toString(), "").build(),
- peerMemberName1).withDispatcher(Dispatchers.DefaultDispatcherId()), peerId1.toString());
+ peerMemberName1, EntityOwnerSelectionStrategyConfig.newBuilder().build()).withDispatcher(Dispatchers.DefaultDispatcherId()), peerId1.toString());
TestActorRef<EntityOwnershipShard> peer2 = actorFactory.createTestActor(newShardProps(peerId2,
ImmutableMap.<String, String>builder().put(leaderId.toString(), ""). put(peerId1.toString(), "").build(),
- peerMemberName2). withDispatcher(Dispatchers.DefaultDispatcherId()), peerId2.toString());
+ peerMemberName2, EntityOwnerSelectionStrategyConfig.newBuilder().build()). withDispatcher(Dispatchers.DefaultDispatcherId()), peerId2.toString());
TestActorRef<EntityOwnershipShard> leader = actorFactory.createTestActor(newShardProps(leaderId,
ImmutableMap.<String, String>builder().put(peerId1.toString(), peer1.path().toString()).
- put(peerId2.toString(), peer2.path().toString()).build(), LOCAL_MEMBER_NAME).
+ put(peerId2.toString(), peer2.path().toString()).build(), LOCAL_MEMBER_NAME, EntityOwnerSelectionStrategyConfig.newBuilder().build()).
withDispatcher(Dispatchers.DefaultDispatcherId()), leaderId.toString());
leader.tell(new ElectionTimeout(), leader);
kit.waitUntilLeader(leader);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
-
// Send PeerDown and PeerUp with no entities
leader.tell(new PeerDown(peerMemberName2, peerId2.toString()), ActorRef.noSender());
// Add candidates for entity1 with the local leader as the owner
- leader.tell(new RegisterCandidateLocal(candidate, new Entity(ENTITY_TYPE, ENTITY_ID1)), kit.getRef());
+ leader.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, ENTITY_ID1)), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyCommittedEntityCandidate(leader, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
commitModification(leader, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID3, peerMemberName2), kit);
verifyCommittedEntityCandidate(leader, ENTITY_TYPE, ENTITY_ID3, peerMemberName2);
- leader.tell(new RegisterCandidateLocal(candidate, new Entity(ENTITY_TYPE, ENTITY_ID3)), kit.getRef());
+ leader.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, ENTITY_ID3)), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyCommittedEntityCandidate(leader, ENTITY_TYPE, ENTITY_ID3, LOCAL_MEMBER_NAME);
peer2 = actorFactory.createTestActor(newShardProps(peerId2,
ImmutableMap.<String, String>builder().put(leaderId.toString(), ""). put(peerId1.toString(), "").build(),
- peerMemberName2). withDispatcher(Dispatchers.DefaultDispatcherId()), peerId2.toString());
+ peerMemberName2, EntityOwnerSelectionStrategyConfig.newBuilder().build()). withDispatcher(Dispatchers.DefaultDispatcherId()), peerId2.toString());
leader.tell(new PeerUp(peerMemberName2, peerId2.toString()), ActorRef.noSender());
// Send PeerUp again - should be noop
leader.tell(new PeerUp(peerMemberName2, peerId2.toString()), ActorRef.noSender());
peer1 = actorFactory.createTestActor(newShardProps(peerId1,
ImmutableMap.<String, String>builder().put(leaderId.toString(), ""). put(peerId2.toString(), "").build(),
- peerMemberName1).withDispatcher(Dispatchers.DefaultDispatcherId()), peerId1.toString());
+ peerMemberName1, EntityOwnerSelectionStrategyConfig.newBuilder().build()).withDispatcher(Dispatchers.DefaultDispatcherId()), peerId1.toString());
leader.tell(new PeerUp(peerMemberName1, peerId1.toString()), ActorRef.noSender());
verifyOwner(leader, ENTITY_TYPE, ENTITY_ID4, "");
TestActorRef<EntityOwnershipShard> leader = actorFactory.createTestActor(newShardProps(leaderId,
ImmutableMap.<String, String>builder().put(localId.toString(), shard.path().toString()).build(),
- LOCAL_MEMBER_NAME).withDispatcher(Dispatchers.DefaultDispatcherId()), leaderId.toString());
+ LOCAL_MEMBER_NAME, EntityOwnerSelectionStrategyConfig.newBuilder().build()).withDispatcher(Dispatchers.DefaultDispatcherId()), leaderId.toString());
leader.tell(new ElectionTimeout(), leader);
kit.waitUntilLeader(leader);
shard.tell(new PeerAddressResolved(leaderId.toString(), leader.path().toString()), ActorRef.noSender());
Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
+ EntityOwnershipListener listener = mock(EntityOwnershipListener.class);
+
+ shard.tell(new RegisterListenerLocal(listener, ENTITY_TYPE), kit.getRef());
+ kit.expectMsgClass(SuccessReply.class);
// Register local candidate
- shard.tell(new RegisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyCommittedEntityCandidate(shard, entity.getType(), entity.getId(), LOCAL_MEMBER_NAME);
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
- reset(candidate);
+ verify(listener, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
+ reset(listener);
// Simulate a replicated commit from the leader to remove the local candidate that would occur after a
// network partition is healed.
leader.tell(new PeerDown(LOCAL_MEMBER_NAME, localId.toString()), ActorRef.noSender());
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, true, false, false));
+ verify(listener, timeout(5000)).ownershipChanged(ownershipChange(entity, true, false, false));
// Since the the shard has a local candidate registered, it should re-add its candidate to the entity.
verifyCommittedEntityCandidate(shard, entity.getType(), entity.getId(), LOCAL_MEMBER_NAME);
- verify(candidate, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
+ verify(listener, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
// Unregister the local candidate and verify it's removed and no re-added.
- shard.tell(new UnregisterCandidateLocal(candidate, entity), kit.getRef());
+ shard.tell(new UnregisterCandidateLocal(entity), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyNoEntityCandidate(shard, entity.getType(), entity.getId(), LOCAL_MEMBER_NAME);
Entity entity3 = new Entity(ENTITY_TYPE, ENTITY_ID3);
Entity entity4 = new Entity(otherEntityType, ENTITY_ID3);
EntityOwnershipListener listener = mock(EntityOwnershipListener.class);
- EntityOwnershipCandidate candidate = mock(EntityOwnershipCandidate.class);
// Register listener
// Register a couple candidates for the desired entity type and verify listener is notified.
- shard.tell(new RegisterCandidateLocal(candidate, entity1), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity1), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verify(listener, timeout(5000)).ownershipChanged(ownershipChange(entity1, false, true, true));
- shard.tell(new RegisterCandidateLocal(candidate, entity2), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity2), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verify(listener, timeout(5000)).ownershipChanged(ownershipChange(entity2, false, true, true));
// Register another candidate for another entity type and verify listener is not notified.
- shard.tell(new RegisterCandidateLocal(candidate, entity4), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity4), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
Uninterruptibles.sleepUninterruptibly(500, TimeUnit.MILLISECONDS);
// Unregister the local candidate for entity1 and verify listener is notified
- shard.tell(new UnregisterCandidateLocal(candidate, entity1), kit.getRef());
+ shard.tell(new UnregisterCandidateLocal(entity1), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verify(listener, timeout(5000)).ownershipChanged(ownershipChange(entity1, true, false, true));
shard.tell(new UnregisterListenerLocal(listener, ENTITY_TYPE), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
- shard.tell(new RegisterCandidateLocal(candidate, entity3), kit.getRef());
+ shard.tell(new RegisterCandidateLocal(entity3), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
verifyOwner(shard, ENTITY_TYPE, entity3.getId(), LOCAL_MEMBER_NAME);
// Re-register the listener and verify it gets notified of currently owned entities
- reset(listener, candidate);
+ reset(listener);
shard.tell(new RegisterListenerLocal(listener, ENTITY_TYPE), kit.getRef());
kit.expectMsgClass(SuccessReply.class);
Uninterruptibles.sleepUninterruptibly(300, TimeUnit.MILLISECONDS);
verify(listener, never()).ownershipChanged(ownershipChange(entity4));
verify(listener, never()).ownershipChanged(ownershipChange(entity1));
- verify(candidate, never()).ownershipChanged(ownershipChange(entity2));
- verify(candidate, never()).ownershipChanged(ownershipChange(entity3));
}
- private void commitModification(TestActorRef<EntityOwnershipShard> shard, NormalizedNode<?, ?> node,
+ private static void commitModification(TestActorRef<EntityOwnershipShard> shard, NormalizedNode<?, ?> node,
JavaTestKit sender) {
BatchedModifications modifications = newBatchedModifications();
modifications.addModification(new MergeModification(ENTITY_OWNERS_PATH, node));
sender.expectMsgClass(CommitTransactionReply.SERIALIZABLE_CLASS);
}
- private BatchedModifications newBatchedModifications() {
+ private static BatchedModifications newBatchedModifications() {
BatchedModifications modifications = new BatchedModifications("tnx", DataStoreVersions.CURRENT_VERSION, "");
modifications.setDoCommitOnReady(true);
modifications.setReady(true);
entityId, candidateName, true);
}
- private void verifyOwner(final TestActorRef<EntityOwnershipShard> shard, String entityType, YangInstanceIdentifier entityId,
- String localMemberName) {
+ private static void verifyOwner(final TestActorRef<EntityOwnershipShard> shard, String entityType,
+ YangInstanceIdentifier entityId, String localMemberName) {
verifyOwner(localMemberName, entityType, entityId, new Function<YangInstanceIdentifier, NormalizedNode<?,?>>() {
@Override
public NormalizedNode<?, ?> apply(YangInstanceIdentifier path) {
return newShardProps(Collections.<String,String>emptyMap());
}
+ private Props newShardProps(EntityOwnerSelectionStrategyConfig strategyConfig) {
+ return newShardProps(newShardId(LOCAL_MEMBER_NAME), Collections.<String,String>emptyMap(),
+ LOCAL_MEMBER_NAME, strategyConfig);
+ }
+
private Props newShardProps(Map<String,String> peers) {
- return newShardProps(newShardId(LOCAL_MEMBER_NAME), peers, LOCAL_MEMBER_NAME);
+ return newShardProps(newShardId(LOCAL_MEMBER_NAME), peers, LOCAL_MEMBER_NAME, EntityOwnerSelectionStrategyConfig.newBuilder().build());
}
- private Props newShardProps(ShardIdentifier shardId, Map<String,String> peers, String memberName) {
- return EntityOwnershipShard.props(shardId, peers, dataStoreContextBuilder.build(),
- SCHEMA_CONTEXT, memberName);
+ private Props newShardProps(ShardIdentifier shardId, Map<String,String> peers, String memberName,
+ EntityOwnerSelectionStrategyConfig config) {
+ return EntityOwnershipShard.newBuilder().id(shardId).peerAddresses(peers).
+ datastoreContext(dataStoreContextBuilder.build()).schemaContext(SCHEMA_CONTEXT).
+ localMemberName(memberName).ownerSelectionStrategyConfig(config).props().withDispatcher(Dispatchers.DefaultDispatcherId());
}
- private ShardIdentifier newShardId(String memberName) {
+ private static ShardIdentifier newShardId(String memberName) {
return ShardIdentifier.builder().memberName(memberName).shardName("entity-ownership").
type("operational" + NEXT_SHARD_NUM.getAndIncrement()).build();
}
TestEntityOwnershipShard(ShardIdentifier name, Map<String, String> peerAddresses,
DatastoreContext datastoreContext) {
- super(name, peerAddresses, datastoreContext, SCHEMA_CONTEXT, LOCAL_MEMBER_NAME);
+ super(newBuilder().id(name).peerAddresses(peerAddresses).datastoreContext(datastoreContext).
+ schemaContext(SCHEMA_CONTEXT).localMemberName(LOCAL_MEMBER_NAME));
}
@Override
}
}
+
+ @Test
+ public void testDelayedEntityOwnerSelection() throws Exception {
+ ShardTestKit kit = new ShardTestKit(getSystem());
+ EntityOwnerSelectionStrategyConfig.Builder builder
+ = EntityOwnerSelectionStrategyConfig.newBuilder().addStrategy(ENTITY_TYPE, LastCandidateSelectionStrategy.class, 500);
+ TestActorRef<EntityOwnershipShard> shard = actorFactory.createTestActor(newShardProps(builder.build()));
+ kit.waitUntilLeader(shard);
+
+ Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
+ ShardDataTree shardDataTree = shard.underlyingActor().getDataStore();
+
+ // Add a remote candidate
+
+ String remoteMemberName1 = "remoteMember1";
+ writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID1, remoteMemberName1), shardDataTree);
+
+
+ // Register local
+
+ shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
+ kit.expectMsgClass(SuccessReply.class);
+
+ // Verify the local candidate becomes owner
+
+ verifyCommittedEntityCandidate(shard, ENTITY_TYPE, ENTITY_ID1, remoteMemberName1);
+ verifyCommittedEntityCandidate(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
+ verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
+ }
+
public static class MockLeader extends UntypedActor {
volatile CountDownLatch modificationsReceived = new CountDownLatch(1);
List<Modification> receivedModifications = new ArrayList<>();