Alleviate premature elections in followers
[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / test / java / org / opendaylight / controller / cluster / datastore / entityownership / EntityOwnershipShardTest.java
index be7a42fda5428f7a1b1707113cd66ff89ccceae9..d3c3d1d48a5f8b28c0a8cacd73ec02e4c89a0ba6 100644 (file)
@@ -14,6 +14,7 @@ import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.reset;
 import static org.mockito.Mockito.timeout;
+import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.ENTITY_OWNERS_PATH;
 import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.candidatePath;
@@ -38,6 +39,7 @@ import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicInteger;
 import org.junit.After;
 import org.junit.Test;
+import org.opendaylight.controller.cluster.access.concepts.MemberName;
 import org.opendaylight.controller.cluster.datastore.AbstractShardTest;
 import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
 import org.opendaylight.controller.cluster.datastore.DatastoreContext;
@@ -62,14 +64,15 @@ import org.opendaylight.controller.cluster.datastore.modification.Modification;
 import org.opendaylight.controller.cluster.raft.ReplicatedLogEntry;
 import org.opendaylight.controller.cluster.raft.TestActorFactory;
 import org.opendaylight.controller.cluster.raft.base.messages.ElectionTimeout;
+import org.opendaylight.controller.cluster.raft.base.messages.TimeoutNow;
 import org.opendaylight.controller.cluster.raft.messages.AppendEntries;
 import org.opendaylight.controller.cluster.raft.messages.AppendEntriesReply;
 import org.opendaylight.controller.cluster.raft.messages.RequestVote;
 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.EntityOwnershipChange;
-import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListener;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntity;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipChange;
+import org.opendaylight.mdsal.eos.dom.api.DOMEntityOwnershipListener;
 import org.opendaylight.yangtools.yang.common.QName;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
@@ -113,7 +116,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         ShardTestKit.waitUntilLeader(shard);
 
         YangInstanceIdentifier entityId = ENTITY_ID1;
-        Entity entity = new Entity(ENTITY_TYPE, entityId);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, entityId);
 
         shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
@@ -137,7 +140,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
                 withDispatcher(Dispatchers.DefaultDispatcherId()));
 
         YangInstanceIdentifier entityId = ENTITY_ID1;
-        Entity entity = new Entity(ENTITY_TYPE, entityId);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, entityId);
 
         shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
@@ -172,7 +175,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         ShardTestKit.waitUntilLeader(shard);
 
         YangInstanceIdentifier entityId = ENTITY_ID1;
-        Entity entity = new Entity(ENTITY_TYPE, entityId);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, entityId);
 
         shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
@@ -212,7 +215,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         Uninterruptibles.sleepUninterruptibly(500, TimeUnit.MILLISECONDS);
 
         YangInstanceIdentifier entityId = ENTITY_ID1;
-        Entity entity = new Entity(ENTITY_TYPE, entityId);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, entityId);
 
         shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
@@ -242,7 +245,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         shard.tell(new AppendEntries(1L, peerId, -1L, -1L, Collections.<ReplicatedLogEntry>emptyList(), -1L, -1L,
                 DataStoreVersions.CURRENT_VERSION), peer);
 
-        shard.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, ENTITY_ID1)), kit.getRef());
+        shard.tell(new RegisterCandidateLocal(new DOMEntity(ENTITY_TYPE, ENTITY_ID1)), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
 
         MockLeader leader = peer.underlyingActor();
@@ -258,7 +261,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
 
         shard.tell(dataStoreContextBuilder.shardTransactionCommitTimeoutInSeconds(1).build(), ActorRef.noSender());
 
-        shard.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, ENTITY_ID2)), kit.getRef());
+        shard.tell(new RegisterCandidateLocal(new DOMEntity(ENTITY_TYPE, ENTITY_ID2)), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
 
         assertEquals("Leader received BatchedModifications", true, Uninterruptibles.awaitUninterruptibly(
@@ -275,7 +278,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         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(new Entity(ENTITY_TYPE, id)), kit.getRef());
+            shard.tell(new RegisterCandidateLocal(new DOMEntity(ENTITY_TYPE, id)), kit.getRef());
         }
 
         assertEquals("Leader received BatchedModifications", true, Uninterruptibles.awaitUninterruptibly(
@@ -299,7 +302,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         TestActorRef<EntityOwnershipShard> shard = actorFactory.createTestActor(newShardProps());
         ShardTestKit.waitUntilLeader(shard);
 
-        Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, ENTITY_ID1);
 
         // Register
 
@@ -331,7 +334,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         TestActorRef<EntityOwnershipShard> shard = actorFactory.createTestActor(newShardProps());
         ShardTestKit.waitUntilLeader(shard);
 
-        Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, ENTITY_ID1);
         ShardDataTree shardDataTree = shard.underlyingActor().getDataStore();
 
         // Add a remote candidate
@@ -416,18 +419,18 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
                 ImmutableMap.<String, String>builder().put(peerId1.toString(), peer1.path().toString()).
                         put(peerId2.toString(), peer2.path().toString()).build(), LOCAL_MEMBER_NAME, EntityOwnerSelectionStrategyConfig.newBuilder().build()).
                 withDispatcher(Dispatchers.DefaultDispatcherId()), leaderId.toString());
-        leader.tell(new ElectionTimeout(), leader);
+        leader.tell(TimeoutNow.INSTANCE, leader);
 
         ShardTestKit.waitUntilLeader(leader);
 
         // Send PeerDown and PeerUp with no entities
 
-        leader.tell(new PeerDown(peerMemberName2, peerId2.toString()), ActorRef.noSender());
-        leader.tell(new PeerUp(peerMemberName2, peerId2.toString()), ActorRef.noSender());
+        leader.tell(new PeerDown(peerId2.getMemberName(), peerId2.toString()), ActorRef.noSender());
+        leader.tell(new PeerUp(peerId2.getMemberName(), peerId2.toString()), ActorRef.noSender());
 
         // Add candidates for entity1 with the local leader as the owner
 
-        leader.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, ENTITY_ID1)), kit.getRef());
+        leader.tell(new RegisterCandidateLocal(new DOMEntity(ENTITY_TYPE, ENTITY_ID1)), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
         verifyCommittedEntityCandidate(leader, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
 
@@ -452,7 +455,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         commitModification(leader, entityOwnersWithCandidate(ENTITY_TYPE, ENTITY_ID3, peerMemberName2), kit);
         verifyCommittedEntityCandidate(leader, ENTITY_TYPE, ENTITY_ID3, peerMemberName2);
 
-        leader.tell(new RegisterCandidateLocal(new Entity(ENTITY_TYPE, ENTITY_ID3)), kit.getRef());
+        leader.tell(new RegisterCandidateLocal(new DOMEntity(ENTITY_TYPE, ENTITY_ID3)), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
         verifyCommittedEntityCandidate(leader, ENTITY_TYPE, ENTITY_ID3, LOCAL_MEMBER_NAME);
 
@@ -480,10 +483,10 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         kit.expectMsgClass(JavaTestKit.duration("5 seconds"), Terminated.class);
         kit.unwatch(peer2);
 
-        leader.tell(new PeerDown(peerMemberName2, peerId2.toString()), ActorRef.noSender());
+        leader.tell(new PeerDown(peerId2.getMemberName(), peerId2.toString()), ActorRef.noSender());
         // Send PeerDown again - should be noop
-        leader.tell(new PeerDown(peerMemberName2, peerId2.toString()), ActorRef.noSender());
-        peer1.tell(new PeerDown(peerMemberName2, peerId2.toString()), ActorRef.noSender());
+        leader.tell(new PeerDown(peerId2.getMemberName(), peerId2.toString()), ActorRef.noSender());
+        peer1.tell(new PeerDown(peerId2.getMemberName(), peerId2.toString()), ActorRef.noSender());
 
         verifyOwner(leader, ENTITY_TYPE, ENTITY_ID4, ""); // no other candidates so should clear
         verifyOwner(leader, ENTITY_TYPE, ENTITY_ID3, LOCAL_MEMBER_NAME);
@@ -500,10 +503,10 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         peer2 = actorFactory.createTestActor(newShardProps(peerId2,
                 ImmutableMap.<String, String>builder().put(leaderId.toString(), ""). put(peerId1.toString(), "").build(),
                         peerMemberName2, EntityOwnerSelectionStrategyConfig.newBuilder().build()). withDispatcher(Dispatchers.DefaultDispatcherId()), peerId2.toString());
-        leader.tell(new PeerUp(peerMemberName2, peerId2.toString()), ActorRef.noSender());
+        leader.tell(new PeerUp(peerId2.getMemberName(), peerId2.toString()), ActorRef.noSender());
         // Send PeerUp again - should be noop
-        leader.tell(new PeerUp(peerMemberName2, peerId2.toString()), ActorRef.noSender());
-        peer1.tell(new PeerUp(peerMemberName2, peerId2.toString()), ActorRef.noSender());
+        leader.tell(new PeerUp(peerId2.getMemberName(), peerId2.toString()), ActorRef.noSender());
+        peer1.tell(new PeerUp(peerId2.getMemberName(), peerId2.toString()), ActorRef.noSender());
 
         verifyOwner(leader, ENTITY_TYPE, ENTITY_ID3, LOCAL_MEMBER_NAME);
         verifyOwner(leader, ENTITY_TYPE, ENTITY_ID2, peerMemberName1);
@@ -525,7 +528,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         // Kill peerMember1 and send PeerDown - entity 2 should get a new owner selected
 
         peer1.tell(PoisonPill.getInstance(), ActorRef.noSender());
-        leader.tell(new PeerDown(peerMemberName1, peerId1.toString()), ActorRef.noSender());
+        leader.tell(new PeerDown(peerId1.getMemberName(), peerId1.toString()), ActorRef.noSender());
 
         verifyOwner(leader, ENTITY_TYPE, ENTITY_ID2, peerMemberName2);
 
@@ -541,7 +544,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         peer1 = actorFactory.createTestActor(newShardProps(peerId1,
                 ImmutableMap.<String, String>builder().put(leaderId.toString(), ""). put(peerId2.toString(), "").build(),
                         peerMemberName1, EntityOwnerSelectionStrategyConfig.newBuilder().build()).withDispatcher(Dispatchers.DefaultDispatcherId()), peerId1.toString());
-        leader.tell(new PeerUp(peerMemberName1, peerId1.toString()), ActorRef.noSender());
+        leader.tell(new PeerUp(peerId1.getMemberName(), peerId1.toString()), ActorRef.noSender());
 
         verifyOwner(leader, ENTITY_TYPE, ENTITY_ID4, "");
         verifyOwner(leader, ENTITY_TYPE, ENTITY_ID3, LOCAL_MEMBER_NAME);
@@ -559,12 +562,12 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         // the entities (1 and 3) previously owned by the local leader member.
 
         peer2.tell(new PeerAddressResolved(peerId1.toString(), peer1.path().toString()), ActorRef.noSender());
-        peer2.tell(new PeerUp(LOCAL_MEMBER_NAME, leaderId.toString()), ActorRef.noSender());
-        peer2.tell(new PeerUp(peerMemberName1, peerId1.toString()), ActorRef.noSender());
+        peer2.tell(new PeerUp(leaderId.getMemberName(), leaderId.toString()), ActorRef.noSender());
+        peer2.tell(new PeerUp(peerId1.getMemberName(), peerId1.toString()), ActorRef.noSender());
 
         leader.tell(PoisonPill.getInstance(), ActorRef.noSender());
-        peer2.tell(new PeerDown(LOCAL_MEMBER_NAME, leaderId.toString()), ActorRef.noSender());
-        peer2.tell(new ElectionTimeout(), peer2);
+        peer2.tell(new PeerDown(leaderId.getMemberName(), leaderId.toString()), ActorRef.noSender());
+        peer2.tell(TimeoutNow.INSTANCE, peer2);
 
         ShardTestKit.waitUntilLeader(peer2);
 
@@ -590,14 +593,14 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         TestActorRef<EntityOwnershipShard> leader = actorFactory.createTestActor(newShardProps(leaderId,
                 ImmutableMap.<String, String>builder().put(localId.toString(), shard.path().toString()).build(),
                     LOCAL_MEMBER_NAME, EntityOwnerSelectionStrategyConfig.newBuilder().build()).withDispatcher(Dispatchers.DefaultDispatcherId()), leaderId.toString());
-        leader.tell(new ElectionTimeout(), leader);
+        leader.tell(TimeoutNow.INSTANCE, leader);
 
         ShardTestKit.waitUntilLeader(leader);
 
         shard.tell(new PeerAddressResolved(leaderId.toString(), leader.path().toString()), ActorRef.noSender());
 
-        Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
-        EntityOwnershipListener listener = mock(EntityOwnershipListener.class);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, ENTITY_ID1);
+        DOMEntityOwnershipListener listener = mock(DOMEntityOwnershipListener.class);
 
         shard.tell(new RegisterListenerLocal(listener, ENTITY_TYPE), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
@@ -606,20 +609,20 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
 
         shard.tell(new RegisterCandidateLocal(entity), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
-        verifyCommittedEntityCandidate(shard, entity.getType(), entity.getId(), LOCAL_MEMBER_NAME);
+        verifyCommittedEntityCandidate(shard, entity.getType(), entity.getIdentifier(), LOCAL_MEMBER_NAME);
         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());
+        leader.tell(new PeerDown(localId.getMemberName(), localId.toString()), ActorRef.noSender());
 
         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);
+        verifyCommittedEntityCandidate(shard, entity.getType(), entity.getIdentifier(), LOCAL_MEMBER_NAME);
         verify(listener, timeout(5000)).ownershipChanged(ownershipChange(entity, false, true, true));
 
         // Unregister the local candidate and verify it's removed and no re-added.
@@ -627,9 +630,9 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         shard.tell(new UnregisterCandidateLocal(entity), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
 
-        verifyNoEntityCandidate(shard, entity.getType(), entity.getId(), LOCAL_MEMBER_NAME);
+        verifyNoEntityCandidate(shard, entity.getType(), entity.getIdentifier(), LOCAL_MEMBER_NAME);
         Uninterruptibles.sleepUninterruptibly(500, TimeUnit.MILLISECONDS);
-        verifyNoEntityCandidate(shard, entity.getType(), entity.getId(), LOCAL_MEMBER_NAME);
+        verifyNoEntityCandidate(shard, entity.getType(), entity.getIdentifier(), LOCAL_MEMBER_NAME);
     }
 
     @Test
@@ -640,11 +643,11 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         ShardDataTree shardDataTree = shard.underlyingActor().getDataStore();
 
         String otherEntityType = "otherEntityType";
-        Entity entity1 = new Entity(ENTITY_TYPE, ENTITY_ID1);
-        Entity entity2 = new Entity(ENTITY_TYPE, ENTITY_ID2);
-        Entity entity3 = new Entity(ENTITY_TYPE, ENTITY_ID3);
-        Entity entity4 = new Entity(otherEntityType, ENTITY_ID3);
-        EntityOwnershipListener listener = mock(EntityOwnershipListener.class);
+        DOMEntity entity1 = new DOMEntity(ENTITY_TYPE, ENTITY_ID1);
+        DOMEntity entity2 = new DOMEntity(ENTITY_TYPE, ENTITY_ID2);
+        DOMEntity entity3 = new DOMEntity(ENTITY_TYPE, ENTITY_ID3);
+        DOMEntity entity4 = new DOMEntity(otherEntityType, ENTITY_ID3);
+        DOMEntityOwnershipListener listener = mock(DOMEntityOwnershipListener.class);
 
         // Register listener
 
@@ -675,9 +678,9 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         // Register remote candidate for entity1
 
         String remoteMemberName = "remoteMember";
-        writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, entity1.getId(), remoteMemberName),
+        writeNode(ENTITY_OWNERS_PATH, entityOwnersWithCandidate(ENTITY_TYPE, entity1.getIdentifier(), remoteMemberName),
                 shardDataTree);
-        verifyCommittedEntityCandidate(shard, ENTITY_TYPE, entity1.getId(), remoteMemberName);
+        verifyCommittedEntityCandidate(shard, ENTITY_TYPE, entity1.getIdentifier(), remoteMemberName);
 
         // Unregister the local candidate for entity1 and verify listener is notified
 
@@ -695,9 +698,9 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         shard.tell(new RegisterCandidateLocal(entity3), kit.getRef());
         kit.expectMsgClass(SuccessReply.class);
 
-        verifyOwner(shard, ENTITY_TYPE, entity3.getId(), LOCAL_MEMBER_NAME);
+        verifyOwner(shard, ENTITY_TYPE, entity3.getIdentifier(), LOCAL_MEMBER_NAME);
         Uninterruptibles.sleepUninterruptibly(500, TimeUnit.MILLISECONDS);
-        verify(listener, never()).ownershipChanged(any(EntityOwnershipChange.class));
+        verify(listener, never()).ownershipChanged(any(DOMEntityOwnershipChange.class));
 
         // Re-register the listener and verify it gets notified of currently owned entities
 
@@ -710,7 +713,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
                 ownershipChange(entity3, false, true, true)));
         Uninterruptibles.sleepUninterruptibly(300, TimeUnit.MILLISECONDS);
         verify(listener, never()).ownershipChanged(ownershipChange(entity4));
-        verify(listener, never()).ownershipChanged(ownershipChange(entity1));
+        verify(listener, times(1)).ownershipChanged(ownershipChange(entity1));
     }
 
     private static void commitModification(TestActorRef<EntityOwnershipShard> shard, NormalizedNode<?, ?> node,
@@ -723,7 +726,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
     }
 
     private static BatchedModifications newBatchedModifications() {
-        BatchedModifications modifications = new BatchedModifications("tnx", DataStoreVersions.CURRENT_VERSION, "");
+        BatchedModifications modifications = new BatchedModifications(nextTransactionId(), DataStoreVersions.CURRENT_VERSION);
         modifications.setDoCommitOnReady(true);
         modifications.setReady(true);
         modifications.setTotalMessagesSent(1);
@@ -804,17 +807,11 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         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(EntityOwnerSelectionStrategyConfig strategyConfig, Map<String, String> peers) {
         return newShardProps(newShardId(LOCAL_MEMBER_NAME), peers, LOCAL_MEMBER_NAME, strategyConfig);
     }
 
-
-    private Props newShardProps(Map<String,String> peers) {
+    private Props newShardProps(Map<String, String> peers) {
         return newShardProps(newShardId(LOCAL_MEMBER_NAME), peers, LOCAL_MEMBER_NAME, EntityOwnerSelectionStrategyConfig.newBuilder().build());
     }
 
@@ -822,37 +819,37 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
                                 EntityOwnerSelectionStrategyConfig config) {
         return EntityOwnershipShard.newBuilder().id(shardId).peerAddresses(peers).
                 datastoreContext(dataStoreContextBuilder.build()).schemaContext(SCHEMA_CONTEXT).
-                localMemberName(memberName).ownerSelectionStrategyConfig(config).props().withDispatcher(Dispatchers.DefaultDispatcherId());
+                localMemberName(MemberName.forName(memberName)).ownerSelectionStrategyConfig(config).props()
+                .withDispatcher(Dispatchers.DefaultDispatcherId());
     }
 
     private static ShardIdentifier newShardId(String memberName) {
-        return ShardIdentifier.builder().memberName(memberName).shardName("entity-ownership").
-                type("operational" + NEXT_SHARD_NUM.getAndIncrement()).build();
+        return ShardIdentifier.create("entity-ownership", MemberName.forName(memberName),
+            "operational" + NEXT_SHARD_NUM.getAndIncrement());
     }
 
-    public static class TestEntityOwnershipShard extends EntityOwnershipShard {
+    private static class TestEntityOwnershipShard extends EntityOwnershipShard {
 
         TestEntityOwnershipShard(ShardIdentifier name, Map<String, String> peerAddresses,
                 DatastoreContext datastoreContext) {
             super(newBuilder().id(name).peerAddresses(peerAddresses).datastoreContext(datastoreContext).
-                    schemaContext(SCHEMA_CONTEXT).localMemberName(LOCAL_MEMBER_NAME));
+                    schemaContext(SCHEMA_CONTEXT).localMemberName(MemberName.forName(LOCAL_MEMBER_NAME)));
         }
 
         @Override
-        public void onReceiveCommand(Object message) throws Exception {
+        public void handleCommand(Object message) {
             if(!(message instanceof ElectionTimeout)) {
-                super.onReceiveCommand(message);
+                super.handleCommand(message);
             }
         }
-
-
     }
 
-    public static class MockFollower extends UntypedActor {
+    private static class MockFollower extends UntypedActor {
         volatile boolean grantVote;
         volatile boolean dropAppendEntries;
         private final String myId;
 
+        @SuppressWarnings("unused")
         public MockFollower(String myId) {
             this(myId, true);
         }
@@ -902,7 +899,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
                 ImmutableMap.of(peerId.toString(), peer.path().toString())));
         ShardTestKit.waitUntilLeader(shard);
 
-        Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, ENTITY_ID1);
         ShardDataTree shardDataTree = shard.underlyingActor().getDataStore();
 
         // Add a remote candidate
@@ -945,7 +942,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
                 ImmutableMap.of(follower1Id.toString(), follower2.path().toString(), follower2Id.toString(), follower2.path().toString())));
         ShardTestKit.waitUntilLeader(shard);
 
-        Entity entity = new Entity(ENTITY_TYPE, ENTITY_ID1);
+        DOMEntity entity = new DOMEntity(ENTITY_TYPE, ENTITY_ID1);
         ShardDataTree shardDataTree = shard.underlyingActor().getDataStore();
 
         // Add a remote candidate
@@ -965,7 +962,7 @@ public class EntityOwnershipShardTest extends AbstractEntityOwnershipTest {
         verifyOwner(shard, ENTITY_TYPE, ENTITY_ID1, LOCAL_MEMBER_NAME);
     }
 
-    public static class MockLeader extends UntypedActor {
+    private static class MockLeader extends UntypedActor {
         volatile CountDownLatch modificationsReceived = new CountDownLatch(1);
         List<Modification> receivedModifications = new ArrayList<>();
         volatile boolean sendReply = true;