+/*
+ * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
package org.opendaylight.controller.cluster.datastore;
import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.when;
import akka.actor.ActorRef;
+import akka.actor.ActorSystem;
+import akka.actor.AddressFromURIString;
import akka.actor.Props;
+import akka.cluster.Cluster;
+import akka.cluster.ClusterEvent;
+import akka.dispatch.Dispatchers;
import akka.japi.Creator;
import akka.pattern.Patterns;
import akka.persistence.RecoveryCompleted;
import akka.testkit.JavaTestKit;
import akka.testkit.TestActorRef;
import akka.util.Timeout;
+import com.google.common.base.Optional;
+import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Sets;
import com.google.common.util.concurrent.Uninterruptibles;
-import java.net.URI;
-import java.util.Collection;
-import java.util.HashSet;
+import com.typesafe.config.ConfigFactory;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
import java.util.Map;
-import java.util.Set;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.junit.After;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
-import org.opendaylight.controller.cluster.DataPersistenceProvider;
+import org.opendaylight.controller.cluster.datastore.config.Configuration;
+import org.opendaylight.controller.cluster.datastore.exceptions.NoShardLeaderException;
+import org.opendaylight.controller.cluster.datastore.exceptions.NotInitializedException;
+import org.opendaylight.controller.cluster.datastore.exceptions.PrimaryNotFoundException;
import org.opendaylight.controller.cluster.datastore.identifiers.ShardIdentifier;
+import org.opendaylight.controller.cluster.datastore.identifiers.ShardManagerIdentifier;
import org.opendaylight.controller.cluster.datastore.messages.ActorInitialized;
-import org.opendaylight.controller.cluster.datastore.messages.ActorNotInitialized;
+import org.opendaylight.controller.cluster.datastore.messages.CreateShard;
+import org.opendaylight.controller.cluster.datastore.messages.CreateShardReply;
import org.opendaylight.controller.cluster.datastore.messages.FindLocalShard;
import org.opendaylight.controller.cluster.datastore.messages.FindPrimary;
+import org.opendaylight.controller.cluster.datastore.messages.LocalPrimaryShardFound;
import org.opendaylight.controller.cluster.datastore.messages.LocalShardFound;
import org.opendaylight.controller.cluster.datastore.messages.LocalShardNotFound;
-import org.opendaylight.controller.cluster.datastore.messages.PrimaryFound;
-import org.opendaylight.controller.cluster.datastore.messages.PrimaryNotFound;
+import org.opendaylight.controller.cluster.datastore.messages.PrimaryShardInfo;
+import org.opendaylight.controller.cluster.datastore.messages.RemotePrimaryShardFound;
+import org.opendaylight.controller.cluster.datastore.messages.ShardLeaderStateChanged;
+import org.opendaylight.controller.cluster.datastore.messages.SwitchShardBehavior;
import org.opendaylight.controller.cluster.datastore.messages.UpdateSchemaContext;
-import org.opendaylight.controller.cluster.datastore.utils.DoNothingActor;
-import org.opendaylight.controller.cluster.datastore.utils.InMemoryJournal;
+import org.opendaylight.controller.cluster.datastore.utils.MessageCollectorActor;
import org.opendaylight.controller.cluster.datastore.utils.MockClusterWrapper;
import org.opendaylight.controller.cluster.datastore.utils.MockConfiguration;
+import org.opendaylight.controller.cluster.datastore.utils.PrimaryShardInfoFutureCache;
+import org.opendaylight.controller.cluster.notifications.LeaderStateChanged;
+import org.opendaylight.controller.cluster.notifications.RegisterRoleChangeListener;
import org.opendaylight.controller.cluster.notifications.RoleChangeNotification;
import org.opendaylight.controller.cluster.raft.RaftState;
+import org.opendaylight.controller.cluster.raft.base.messages.FollowerInitialSyncUpStatus;
+import org.opendaylight.controller.cluster.raft.base.messages.SwitchBehavior;
+import org.opendaylight.controller.cluster.raft.utils.InMemoryJournal;
import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
-import org.opendaylight.yangtools.yang.model.api.ModuleIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import scala.concurrent.Await;
import scala.concurrent.Future;
+import scala.concurrent.duration.FiniteDuration;
public class ShardManagerTest extends AbstractActorTest {
private static int ID_COUNTER = 1;
@Mock
private static CountDownLatch ready;
- private static ActorRef mockShardActor;
+ private static TestActorRef<MessageCollectorActor> mockShardActor;
+
+ private static String mockShardName;
+
+ private final DatastoreContext.Builder datastoreContextBuilder = DatastoreContext.newBuilder().
+ dataStoreType(shardMrgIDSuffix).shardInitializationTimeout(600, TimeUnit.MILLISECONDS)
+ .shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(6);
+
+ private static ActorRef newMockShardActor(ActorSystem system, String shardName, String memberName) {
+ String name = new ShardIdentifier(shardName, memberName,"config").toString();
+ return TestActorRef.create(system, Props.create(MessageCollectorActor.class), name);
+ }
+
+ private final PrimaryShardInfoFutureCache primaryShardInfoCache = new PrimaryShardInfoFutureCache();
@Before
public void setUp() {
InMemoryJournal.clear();
if(mockShardActor == null) {
- String name = new ShardIdentifier(Shard.DEFAULT_NAME, "member-1","config").toString();
- mockShardActor = getSystem().actorOf(Props.create(DoNothingActor.class), name);
+ mockShardName = new ShardIdentifier(Shard.DEFAULT_NAME, "member-1", "config").toString();
+ mockShardActor = TestActorRef.create(getSystem(), Props.create(MessageCollectorActor.class), mockShardName);
}
+
+ mockShardActor.underlyingActor().clear();
}
@After
InMemoryJournal.clear();
}
- private Props newShardMgrProps() {
- DatastoreContext.Builder builder = DatastoreContext.newBuilder();
- builder.dataStoreType(shardMrgIDSuffix);
+ private Props newShardMgrProps(boolean persistent) {
return ShardManager.props(new MockClusterWrapper(), new MockConfiguration(),
- builder.build(), ready);
+ datastoreContextBuilder.persistent(persistent).build(), ready, primaryShardInfoCache);
+ }
+
+ private Props newPropsShardMgrWithMockShardActor() {
+ return newPropsShardMgrWithMockShardActor("shardManager", mockShardActor, new MockClusterWrapper(),
+ new MockConfiguration());
+ }
+
+ private Props newPropsShardMgrWithMockShardActor(final String name, final ActorRef shardActor,
+ final ClusterWrapper clusterWrapper, final Configuration config) {
+ Creator<ShardManager> creator = new Creator<ShardManager>() {
+ private static final long serialVersionUID = 1L;
+ @Override
+ public ShardManager create() throws Exception {
+ return new ForwardingShardManager(clusterWrapper, config, datastoreContextBuilder.build(),
+ ready, name, shardActor, primaryShardInfoCache);
+ }
+ };
+
+ return Props.create(new DelegatingShardManagerCreator(creator)).withDispatcher(Dispatchers.DefaultDispatcherId());
}
@Test
public void testOnReceiveFindPrimaryForNonExistentShard() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
- shardManager.tell(new FindPrimary("non-existent", false).toSerializable(), getRef());
+ shardManager.tell(new FindPrimary("non-existent", false), getRef());
- expectMsgEquals(duration("5 seconds"),
- new PrimaryNotFound("non-existent").toSerializable());
+ expectMsgClass(duration("5 seconds"), PrimaryNotFoundException.class);
}};
}
@Test
- public void testOnReceiveFindPrimaryForExistentShard() throws Exception {
+ public void testOnReceiveFindPrimaryForLocalLeaderShard() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
+
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
shardManager.tell(new ActorInitialized(), mockShardActor);
- shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false).toSerializable(), getRef());
+ DataTree mockDataTree = mock(DataTree.class);
+ shardManager.tell(new ShardLeaderStateChanged(memberId, memberId, Optional.of(mockDataTree),
+ DataStoreVersions.CURRENT_VERSION), getRef());
- expectMsgClass(duration("5 seconds"), PrimaryFound.SERIALIZABLE_CLASS);
+ MessageCollectorActor.expectFirstMatching(mockShardActor, RegisterRoleChangeListener.class);
+ shardManager.tell((new RoleChangeNotification(memberId, RaftState.Candidate.name(),
+ RaftState.Leader.name())), mockShardActor);
+
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
+
+ LocalPrimaryShardFound primaryFound = expectMsgClass(duration("5 seconds"), LocalPrimaryShardFound.class);
+ assertTrue("Unexpected primary path " + primaryFound.getPrimaryPath(),
+ primaryFound.getPrimaryPath().contains("member-1-shard-default"));
+ assertSame("getLocalShardDataTree", mockDataTree, primaryFound.getLocalShardDataTree() );
}};
}
@Test
- public void testOnReceiveFindPrimaryForNotInitializedShard() throws Exception {
+ public void testOnReceiveFindPrimaryForNonLocalLeaderShardBeforeMemberUp() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
+
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager.tell(new ActorInitialized(), mockShardActor);
- shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false).toSerializable(), getRef());
+ String memberId2 = "member-2-shard-default-" + shardMrgIDSuffix;
+ String memberId1 = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager.tell(new RoleChangeNotification(memberId1,
+ RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor);
+ shardManager.tell(new LeaderStateChanged(memberId1, memberId2, DataStoreVersions.CURRENT_VERSION), mockShardActor);
- expectMsgClass(duration("5 seconds"), ActorNotInitialized.class);
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
+
+ expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
}};
}
@Test
- public void testOnReceiveFindPrimaryWaitForShardInitialized() throws Exception {
+ public void testOnReceiveFindPrimaryForNonLocalLeaderShard() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager.tell(new ActorInitialized(), mockShardActor);
- // We're passing waitUntilInitialized = true to FindPrimary so the response should be
- // delayed until we send ActorInitialized.
- Future<Object> future = Patterns.ask(shardManager, new FindPrimary(Shard.DEFAULT_NAME, true),
- new Timeout(5, TimeUnit.SECONDS));
+ String memberId2 = "member-2-shard-default-" + shardMrgIDSuffix;
+ MockClusterWrapper.sendMemberUp(shardManager, "member-2", getRef().path().toString());
+
+ String memberId1 = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager.tell(new RoleChangeNotification(memberId1,
+ RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor);
+ short leaderVersion = DataStoreVersions.CURRENT_VERSION - 1;
+ shardManager.tell(new ShardLeaderStateChanged(memberId1, memberId2, Optional.<DataTree>absent(),
+ leaderVersion), mockShardActor);
+
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
+
+ RemotePrimaryShardFound primaryFound = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
+ assertTrue("Unexpected primary path " + primaryFound.getPrimaryPath(),
+ primaryFound.getPrimaryPath().contains("member-2-shard-default"));
+ assertEquals("getPrimaryVersion", leaderVersion, primaryFound.getPrimaryVersion());
+ }};
+ }
+ @Test
+ public void testOnReceiveFindPrimaryForUninitializedShard() throws Exception {
+ new JavaTestKit(getSystem()) {{
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
+
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
+
+ expectMsgClass(duration("5 seconds"), NotInitializedException.class);
+ }};
+ }
+
+ @Test
+ public void testOnReceiveFindPrimaryForInitializedShardWithNoRole() throws Exception {
+ new JavaTestKit(getSystem()) {{
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
+
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
shardManager.tell(new ActorInitialized(), mockShardActor);
- Object resp = Await.result(future, duration("5 seconds"));
- assertTrue("Expected: PrimaryFound, Actual: " + resp, resp instanceof PrimaryFound);
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
+
+ expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
}};
}
@Test
- public void testOnReceiveFindLocalShardForNonExistentShard() throws Exception {
+ public void testOnReceiveFindPrimaryForFollowerShardWithNoInitialLeaderId() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager.tell(new ActorInitialized(), mockShardActor);
- shardManager.tell(new FindLocalShard("non-existent", false), getRef());
+ String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager.tell(new RoleChangeNotification(memberId,
+ RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor);
- LocalShardNotFound notFound = expectMsgClass(duration("5 seconds"), LocalShardNotFound.class);
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
- assertEquals("getShardName", "non-existent", notFound.getShardName());
+ expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
+
+ DataTree mockDataTree = mock(DataTree.class);
+ shardManager.tell(new ShardLeaderStateChanged(memberId, memberId, Optional.of(mockDataTree),
+ DataStoreVersions.CURRENT_VERSION), mockShardActor);
+
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
+
+ LocalPrimaryShardFound primaryFound = expectMsgClass(duration("5 seconds"), LocalPrimaryShardFound.class);
+ assertTrue("Unexpected primary path " + primaryFound.getPrimaryPath(),
+ primaryFound.getPrimaryPath().contains("member-1-shard-default"));
+ assertSame("getLocalShardDataTree", mockDataTree, primaryFound.getLocalShardDataTree() );
}};
}
@Test
- public void testOnReceiveFindLocalShardForExistentShard() throws Exception {
+ public void testOnReceiveFindPrimaryWaitForShardLeader() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+
+ // We're passing waitUntilInitialized = true to FindPrimary so the response should be
+ // delayed until we send ActorInitialized and RoleChangeNotification.
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
+
+ expectNoMsg(FiniteDuration.create(150, TimeUnit.MILLISECONDS));
+
shardManager.tell(new ActorInitialized(), mockShardActor);
- shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
+ expectNoMsg(FiniteDuration.create(150, TimeUnit.MILLISECONDS));
- LocalShardFound found = expectMsgClass(duration("5 seconds"), LocalShardFound.class);
+ String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager.tell(new RoleChangeNotification(memberId,
+ RaftState.Candidate.name(), RaftState.Leader.name()), mockShardActor);
- assertTrue("Found path contains " + found.getPath().path().toString(),
- found.getPath().path().toString().contains("member-1-shard-default-config"));
+ expectNoMsg(FiniteDuration.create(150, TimeUnit.MILLISECONDS));
+
+ DataTree mockDataTree = mock(DataTree.class);
+ shardManager.tell(new ShardLeaderStateChanged(memberId, memberId, Optional.of(mockDataTree),
+ DataStoreVersions.CURRENT_VERSION), mockShardActor);
+
+ LocalPrimaryShardFound primaryFound = expectMsgClass(duration("5 seconds"), LocalPrimaryShardFound.class);
+ assertTrue("Unexpected primary path " + primaryFound.getPrimaryPath(),
+ primaryFound.getPrimaryPath().contains("member-1-shard-default"));
+ assertSame("getLocalShardDataTree", mockDataTree, primaryFound.getLocalShardDataTree() );
+
+ expectNoMsg(FiniteDuration.create(200, TimeUnit.MILLISECONDS));
}};
}
@Test
- public void testOnReceiveFindLocalShardForNotInitializedShard() throws Exception {
+ public void testOnReceiveFindPrimaryWaitForReadyWithUninitializedShard() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
- shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
- expectMsgClass(duration("5 seconds"), ActorNotInitialized.class);
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
+
+ expectMsgClass(duration("2 seconds"), NotInitializedException.class);
+
+ shardManager.tell(new ActorInitialized(), mockShardActor);
+
+ expectNoMsg(FiniteDuration.create(200, TimeUnit.MILLISECONDS));
}};
}
@Test
- public void testOnReceiveFindLocalShardWaitForShardInitialized() throws Exception {
+ public void testOnReceiveFindPrimaryWaitForReadyWithCandidateShard() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager.tell(new ActorInitialized(), mockShardActor);
+ shardManager.tell(new RoleChangeNotification("member-1-shard-default-" + shardMrgIDSuffix,
+ null, RaftState.Candidate.name()), mockShardActor);
- // We're passing waitUntilInitialized = true to FindLocalShard so the response should be
- // delayed until we send ActorInitialized.
- Future<Object> future = Patterns.ask(shardManager, new FindLocalShard(Shard.DEFAULT_NAME, true),
- new Timeout(5, TimeUnit.SECONDS));
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
+
+ expectMsgClass(duration("2 seconds"), NoShardLeaderException.class);
+ }};
+ }
+ @Test
+ public void testOnReceiveFindPrimaryWaitForReadyWithIsolatedLeaderShard() throws Exception {
+ new JavaTestKit(getSystem()) {{
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
+
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
shardManager.tell(new ActorInitialized(), mockShardActor);
+ shardManager.tell(new RoleChangeNotification("member-1-shard-default-" + shardMrgIDSuffix,
+ null, RaftState.IsolatedLeader.name()), mockShardActor);
- Object resp = Await.result(future, duration("5 seconds"));
- assertTrue("Expected: LocalShardFound, Actual: " + resp, resp instanceof LocalShardFound);
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
+
+ expectMsgClass(duration("2 seconds"), NoShardLeaderException.class);
}};
}
@Test
- public void testOnReceiveMemberUp() throws Exception {
+ public void testOnReceiveFindPrimaryWaitForReadyWithNoRoleShard() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
- MockClusterWrapper.sendMemberUp(shardManager, "member-2", getRef().path().toString());
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager.tell(new ActorInitialized(), mockShardActor);
+
+ shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
+
+ expectMsgClass(duration("2 seconds"), NoShardLeaderException.class);
+ }};
+ }
+
+ @Test
+ public void testOnReceiveFindPrimaryForRemoteShard() throws Exception {
+ String shardManagerID = ShardManagerIdentifier.builder().type(shardMrgIDSuffix).build().toString();
+
+ // Create an ActorSystem ShardManager actor for member-1.
+
+ final ActorSystem system1 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
+ Cluster.get(system1).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ ActorRef mockShardActor1 = newMockShardActor(system1, Shard.DEFAULT_NAME, "member-1");
+
+ final TestActorRef<ForwardingShardManager> shardManager1 = TestActorRef.create(system1,
+ newPropsShardMgrWithMockShardActor("shardManager1", mockShardActor1, new ClusterWrapperImpl(system1),
+ new MockConfiguration()), shardManagerID);
+
+ // Create an ActorSystem ShardManager actor for member-2.
+
+ final ActorSystem system2 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member2"));
+
+ Cluster.get(system2).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ final ActorRef mockShardActor2 = newMockShardActor(system2, "astronauts", "member-2");
+
+ MockConfiguration mockConfig2 = new MockConfiguration(ImmutableMap.<String, List<String>>builder().
+ put("default", Arrays.asList("member-1", "member-2")).
+ put("astronauts", Arrays.asList("member-2")).build());
+
+ final TestActorRef<ForwardingShardManager> shardManager2 = TestActorRef.create(system2,
+ newPropsShardMgrWithMockShardActor("shardManager2", mockShardActor2, new ClusterWrapperImpl(system2),
+ mockConfig2), shardManagerID);
+
+ new JavaTestKit(system1) {{
+
+ shardManager1.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager2.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+
+ shardManager2.tell(new ActorInitialized(), mockShardActor2);
- shardManager.tell(new FindPrimary("astronauts", false).toSerializable(), getRef());
+ String memberId2 = "member-2-shard-astronauts-" + shardMrgIDSuffix;
+ short leaderVersion = DataStoreVersions.CURRENT_VERSION - 1;
+ shardManager2.tell(new ShardLeaderStateChanged(memberId2, memberId2,
+ Optional.of(mock(DataTree.class)), leaderVersion), mockShardActor2);
+ shardManager2.tell(new RoleChangeNotification(memberId2,
+ RaftState.Candidate.name(), RaftState.Leader.name()), mockShardActor2);
- PrimaryFound found = PrimaryFound.fromSerializable(expectMsgClass(duration("5 seconds"),
- PrimaryFound.SERIALIZABLE_CLASS));
+ shardManager1.underlyingActor().waitForMemberUp();
+
+ shardManager1.tell(new FindPrimary("astronauts", false), getRef());
+
+ RemotePrimaryShardFound found = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
String path = found.getPrimaryPath();
- assertTrue("Found path contains " + path, path.contains("member-2-shard-astronauts-config"));
+ assertTrue("Unexpected primary path " + path, path.contains("member-2-shard-astronauts-config"));
+ assertEquals("getPrimaryVersion", leaderVersion, found.getPrimaryVersion());
+
+ shardManager2.underlyingActor().verifyFindPrimary();
+
+ Cluster.get(system2).down(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ shardManager1.underlyingActor().waitForMemberRemoved();
+
+ shardManager1.tell(new FindPrimary("astronauts", false), getRef());
+
+ expectMsgClass(duration("5 seconds"), PrimaryNotFoundException.class);
}};
+
+ JavaTestKit.shutdownActorSystem(system1);
+ JavaTestKit.shutdownActorSystem(system2);
}
@Test
- public void testOnReceiveMemberDown() throws Exception {
+ public void testShardAvailabilityOnChangeOfMemberReachability() throws Exception {
+ String shardManagerID = ShardManagerIdentifier.builder().type(shardMrgIDSuffix).build().toString();
+
+ // Create an ActorSystem ShardManager actor for member-1.
+
+ final ActorSystem system1 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
+ Cluster.get(system1).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ final ActorRef mockShardActor1 = newMockShardActor(system1, Shard.DEFAULT_NAME, "member-1");
+
+ final TestActorRef<ForwardingShardManager> shardManager1 = TestActorRef.create(system1,
+ newPropsShardMgrWithMockShardActor("shardManager1", mockShardActor1, new ClusterWrapperImpl(system1),
+ new MockConfiguration()), shardManagerID);
+
+ // Create an ActorSystem ShardManager actor for member-2.
+
+ final ActorSystem system2 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member2"));
+
+ Cluster.get(system2).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ final ActorRef mockShardActor2 = newMockShardActor(system2, Shard.DEFAULT_NAME, "member-2");
+
+ MockConfiguration mockConfig2 = new MockConfiguration(ImmutableMap.<String, List<String>>builder().
+ put("default", Arrays.asList("member-1", "member-2")).build());
+
+ final TestActorRef<ForwardingShardManager> shardManager2 = TestActorRef.create(system2,
+ newPropsShardMgrWithMockShardActor("shardManager2", mockShardActor2, new ClusterWrapperImpl(system2),
+ mockConfig2), shardManagerID);
+
+ new JavaTestKit(system1) {{
+
+ shardManager1.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager2.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager1.tell(new ActorInitialized(), mockShardActor1);
+ shardManager2.tell(new ActorInitialized(), mockShardActor2);
+
+ String memberId2 = "member-2-shard-default-" + shardMrgIDSuffix;
+ String memberId1 = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager1.tell(new ShardLeaderStateChanged(memberId1, memberId2,
+ Optional.of(mock(DataTree.class)), DataStoreVersions.CURRENT_VERSION), mockShardActor1);
+ shardManager1.tell(new RoleChangeNotification(memberId1,
+ RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor1);
+ shardManager2.tell(new ShardLeaderStateChanged(memberId2, memberId2, Optional.of(mock(DataTree.class)),
+ DataStoreVersions.CURRENT_VERSION),
+ mockShardActor2);
+ shardManager2.tell(new RoleChangeNotification(memberId2,
+ RaftState.Candidate.name(), RaftState.Leader.name()), mockShardActor2);
+ shardManager1.underlyingActor().waitForMemberUp();
+
+ shardManager1.tell(new FindPrimary("default", true), getRef());
+ RemotePrimaryShardFound found = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
+ String path = found.getPrimaryPath();
+ assertTrue("Unexpected primary path " + path, path.contains("member-2-shard-default-config"));
+
+ shardManager1.underlyingActor().onReceiveCommand(MockClusterWrapper.
+ createUnreachableMember("member-2", "akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ shardManager1.underlyingActor().waitForUnreachableMember();
+
+ shardManager1.tell(new FindPrimary("default", true), getRef());
+
+ expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
+
+ shardManager1.underlyingActor().onReceiveCommand(MockClusterWrapper.
+ createReachableMember("member-2", "akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ shardManager1.underlyingActor().waitForReachableMember();
+
+ shardManager1.tell(new FindPrimary("default", true), getRef());
+
+ RemotePrimaryShardFound found1 = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
+ String path1 = found1.getPrimaryPath();
+ assertTrue("Unexpected primary path " + path1, path1.contains("member-2-shard-default-config"));
+
+ }};
+
+ JavaTestKit.shutdownActorSystem(system1);
+ JavaTestKit.shutdownActorSystem(system2);
+ }
+
+ @Test
+ public void testShardAvailabilityChangeOnMemberUnreachableAndLeadershipChange() throws Exception {
+ String shardManagerID = ShardManagerIdentifier.builder().type(shardMrgIDSuffix).build().toString();
+
+ // Create an ActorSystem ShardManager actor for member-1.
+
+ final ActorSystem system1 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
+ Cluster.get(system1).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ final ActorRef mockShardActor1 = newMockShardActor(system1, Shard.DEFAULT_NAME, "member-1");
+
+ final TestActorRef<ForwardingShardManager> shardManager1 = TestActorRef.create(system1,
+ newPropsShardMgrWithMockShardActor("shardManager1", mockShardActor1, new ClusterWrapperImpl(system1),
+ new MockConfiguration()), shardManagerID);
+
+ // Create an ActorSystem ShardManager actor for member-2.
+
+ final ActorSystem system2 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member2"));
+
+ Cluster.get(system2).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ final ActorRef mockShardActor2 = newMockShardActor(system2, Shard.DEFAULT_NAME, "member-2");
+
+ MockConfiguration mockConfig2 = new MockConfiguration(ImmutableMap.<String, List<String>>builder().
+ put("default", Arrays.asList("member-1", "member-2")).build());
+
+ final TestActorRef<ForwardingShardManager> shardManager2 = TestActorRef.create(system2,
+ newPropsShardMgrWithMockShardActor("shardManager2", mockShardActor2, new ClusterWrapperImpl(system2),
+ mockConfig2), shardManagerID);
+
+ new JavaTestKit(system1) {{
+
+ shardManager1.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager2.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager1.tell(new ActorInitialized(), mockShardActor1);
+ shardManager2.tell(new ActorInitialized(), mockShardActor2);
+
+ String memberId2 = "member-2-shard-default-" + shardMrgIDSuffix;
+ String memberId1 = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager1.tell(new ShardLeaderStateChanged(memberId1, memberId2,
+ Optional.of(mock(DataTree.class)), DataStoreVersions.CURRENT_VERSION), mockShardActor1);
+ shardManager1.tell(new RoleChangeNotification(memberId1,
+ RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor1);
+ shardManager2.tell(new ShardLeaderStateChanged(memberId2, memberId2, Optional.of(mock(DataTree.class)),
+ DataStoreVersions.CURRENT_VERSION),
+ mockShardActor2);
+ shardManager2.tell(new RoleChangeNotification(memberId2,
+ RaftState.Candidate.name(), RaftState.Leader.name()), mockShardActor2);
+ shardManager1.underlyingActor().waitForMemberUp();
+
+ shardManager1.tell(new FindPrimary("default", true), getRef());
+
+ RemotePrimaryShardFound found = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
+ String path = found.getPrimaryPath();
+ assertTrue("Unexpected primary path " + path, path.contains("member-2-shard-default-config"));
+
+ primaryShardInfoCache.putSuccessful("default", new PrimaryShardInfo(system1.actorSelection(
+ mockShardActor1.path()), DataStoreVersions.CURRENT_VERSION, Optional.<DataTree>absent()));
+
+ shardManager1.underlyingActor().onReceiveCommand(MockClusterWrapper.
+ createUnreachableMember("member-2", "akka.tcp://cluster-test@127.0.0.1:2558"));
+
+ shardManager1.underlyingActor().waitForUnreachableMember();
+
+ shardManager1.tell(new FindPrimary("default", true), getRef());
+
+ expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
+
+ assertNull("Expected primaryShardInfoCache entry removed", primaryShardInfoCache.getIfPresent("default"));
+
+ shardManager1.tell(new ShardLeaderStateChanged(memberId1, memberId1, Optional.of(mock(DataTree.class)),
+ DataStoreVersions.CURRENT_VERSION), mockShardActor1);
+ shardManager1.tell(new RoleChangeNotification(memberId1,
+ RaftState.Follower.name(), RaftState.Leader.name()), mockShardActor1);
+
+ shardManager1.tell(new FindPrimary("default", true), getRef());
+
+ LocalPrimaryShardFound found1 = expectMsgClass(duration("5 seconds"), LocalPrimaryShardFound.class);
+ String path1 = found1.getPrimaryPath();
+ assertTrue("Unexpected primary path " + path1, path1.contains("member-1-shard-default-config"));
+
+ }};
+
+ JavaTestKit.shutdownActorSystem(system1);
+ JavaTestKit.shutdownActorSystem(system2);
+ }
+
+
+ @Test
+ public void testOnReceiveFindLocalShardForNonExistentShard() throws Exception {
new JavaTestKit(getSystem()) {{
- final ActorRef shardManager = getSystem().actorOf(newShardMgrProps());
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
- MockClusterWrapper.sendMemberUp(shardManager, "member-2", getRef().path().toString());
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
- shardManager.tell(new FindPrimary("astronauts", false).toSerializable(), getRef());
+ shardManager.tell(new FindLocalShard("non-existent", false), getRef());
- expectMsgClass(duration("5 seconds"), PrimaryFound.SERIALIZABLE_CLASS);
+ LocalShardNotFound notFound = expectMsgClass(duration("5 seconds"), LocalShardNotFound.class);
- MockClusterWrapper.sendMemberRemoved(shardManager, "member-2", getRef().path().toString());
+ assertEquals("getShardName", "non-existent", notFound.getShardName());
+ }};
+ }
- shardManager.tell(new FindPrimary("astronauts", false).toSerializable(), getRef());
+ @Test
+ public void testOnReceiveFindLocalShardForExistentShard() throws Exception {
+ new JavaTestKit(getSystem()) {{
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
+
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager.tell(new ActorInitialized(), mockShardActor);
- expectMsgClass(duration("5 seconds"), PrimaryNotFound.SERIALIZABLE_CLASS);
+ shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
+
+ LocalShardFound found = expectMsgClass(duration("5 seconds"), LocalShardFound.class);
+
+ assertTrue("Found path contains " + found.getPath().path().toString(),
+ found.getPath().path().toString().contains("member-1-shard-default-config"));
+ }};
+ }
+
+ @Test
+ public void testOnReceiveFindLocalShardForNotInitializedShard() throws Exception {
+ new JavaTestKit(getSystem()) {{
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
+
+ shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
+
+ expectMsgClass(duration("5 seconds"), NotInitializedException.class);
+ }};
+ }
+
+ @Test
+ public void testOnReceiveFindLocalShardWaitForShardInitialized() throws Exception {
+ new JavaTestKit(getSystem()) {{
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
+
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+
+ // We're passing waitUntilInitialized = true to FindLocalShard so the response should be
+ // delayed until we send ActorInitialized.
+ Future<Object> future = Patterns.ask(shardManager, new FindLocalShard(Shard.DEFAULT_NAME, true),
+ new Timeout(5, TimeUnit.SECONDS));
+
+ shardManager.tell(new ActorInitialized(), mockShardActor);
+
+ Object resp = Await.result(future, duration("5 seconds"));
+ assertTrue("Expected: LocalShardFound, Actual: " + resp, resp instanceof LocalShardFound);
}};
}
// Journal entries up to the last one should've been deleted
Map<Long, Object> journal = InMemoryJournal.get(shardMgrID);
synchronized (journal) {
- assertEquals("Journal size", 1, journal.size());
- assertEquals("Journal entry seq #", Long.valueOf(2), journal.keySet().iterator().next());
+ assertEquals("Journal size", 0, journal.size());
}
}};
}
@Test
- public void testOnRecoveryPreviouslyKnownModulesAreDiscovered() throws Exception {
- final ImmutableSet<String> persistedModules = ImmutableSet.of("foo", "bar");
- InMemoryJournal.addEntry(shardMgrID, 1L, new ShardManager.SchemaContextModules(
- persistedModules));
- new JavaTestKit(getSystem()) {{
- TestActorRef<TestShardManager> shardManager = TestActorRef.create(getSystem(),
- Props.create(new TestShardManagerCreator(shardMrgIDSuffix)));
+ public void testRoleChangeNotificationAndShardLeaderStateChangedReleaseReady() throws Exception {
+ new JavaTestKit(getSystem()) {
+ {
+ TestActorRef<ShardManager> shardManager = TestActorRef.create(getSystem(), newShardMgrProps(true));
- shardManager.underlyingActor().waitForRecoveryComplete();
+ String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager.underlyingActor().onReceiveCommand(new RoleChangeNotification(
+ memberId, RaftState.Candidate.name(), RaftState.Leader.name()));
- Collection<String> knownModules = shardManager.underlyingActor().getKnownModules();
+ verify(ready, never()).countDown();
- assertEquals("getKnownModules", persistedModules, Sets.newHashSet(knownModules));
- }};
+ shardManager.underlyingActor().onReceiveCommand(new ShardLeaderStateChanged(memberId, memberId,
+ Optional.of(mock(DataTree.class)), DataStoreVersions.CURRENT_VERSION));
+
+ verify(ready, times(1)).countDown();
+
+ }};
}
@Test
- public void testOnUpdateSchemaContextUpdateKnownModulesIfTheyContainASuperSetOfTheKnownModules()
- throws Exception {
- new JavaTestKit(getSystem()) {{
- final TestActorRef<ShardManager> shardManager =
- TestActorRef.create(getSystem(), newShardMgrProps());
+ public void testRoleChangeNotificationToFollowerWithShardLeaderStateChangedReleaseReady() throws Exception {
+ new JavaTestKit(getSystem()) {
+ {
+ TestActorRef<ShardManager> shardManager = TestActorRef.create(getSystem(), newShardMgrProps(true));
+
+ String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager.underlyingActor().onReceiveCommand(new RoleChangeNotification(
+ memberId, null, RaftState.Follower.name()));
- assertEquals("getKnownModules size", 0, shardManager.underlyingActor().getKnownModules().size());
+ verify(ready, never()).countDown();
- ModuleIdentifier foo = mock(ModuleIdentifier.class);
- when(foo.getNamespace()).thenReturn(new URI("foo"));
+ shardManager.underlyingActor().onReceiveCommand(MockClusterWrapper.createMemberUp("member-2", getRef().path().toString()));
- Set<ModuleIdentifier> moduleIdentifierSet = new HashSet<>();
- moduleIdentifierSet.add(foo);
+ shardManager.underlyingActor().onReceiveCommand(new ShardLeaderStateChanged(memberId,
+ "member-2-shard-default-" + shardMrgIDSuffix, Optional.of(mock(DataTree.class)),
+ DataStoreVersions.CURRENT_VERSION));
- SchemaContext schemaContext = mock(SchemaContext.class);
- when(schemaContext.getAllModuleIdentifiers()).thenReturn(moduleIdentifierSet);
+ verify(ready, times(1)).countDown();
- shardManager.underlyingActor().onReceiveCommand(new UpdateSchemaContext(schemaContext));
+ }};
+ }
- assertEquals("getKnownModules", Sets.newHashSet("foo"),
- Sets.newHashSet(shardManager.underlyingActor().getKnownModules()));
+ @Test
+ public void testReadyCountDownForMemberUpAfterLeaderStateChanged() throws Exception {
+ new JavaTestKit(getSystem()) {
+ {
+ TestActorRef<ShardManager> shardManager = TestActorRef.create(getSystem(), newShardMgrProps(true));
- ModuleIdentifier bar = mock(ModuleIdentifier.class);
- when(bar.getNamespace()).thenReturn(new URI("bar"));
+ String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
+ shardManager.underlyingActor().onReceiveCommand(new RoleChangeNotification(
+ memberId, null, RaftState.Follower.name()));
- moduleIdentifierSet.add(bar);
+ verify(ready, never()).countDown();
- shardManager.underlyingActor().onReceiveCommand(new UpdateSchemaContext(schemaContext));
+ shardManager.underlyingActor().onReceiveCommand(new ShardLeaderStateChanged(memberId,
+ "member-2-shard-default-" + shardMrgIDSuffix, Optional.of(mock(DataTree.class)),
+ DataStoreVersions.CURRENT_VERSION));
- assertEquals("getKnownModules", Sets.newHashSet("foo", "bar"),
- Sets.newHashSet(shardManager.underlyingActor().getKnownModules()));
- }};
+ shardManager.underlyingActor().onReceiveCommand(MockClusterWrapper.createMemberUp("member-2", getRef().path().toString()));
+
+ verify(ready, times(1)).countDown();
+
+ }};
}
@Test
- public void testOnUpdateSchemaContextDoNotUpdateKnownModulesIfTheyDoNotContainASuperSetOfKnownModules()
- throws Exception {
- new JavaTestKit(getSystem()) {{
- final TestActorRef<ShardManager> shardManager =
- TestActorRef.create(getSystem(), newShardMgrProps());
+ public void testRoleChangeNotificationDoNothingForUnknownShard() throws Exception {
+ new JavaTestKit(getSystem()) {
+ {
+ TestActorRef<ShardManager> shardManager = TestActorRef.create(getSystem(), newShardMgrProps(true));
- SchemaContext schemaContext = mock(SchemaContext.class);
- Set<ModuleIdentifier> moduleIdentifierSet = new HashSet<>();
+ shardManager.underlyingActor().onReceiveCommand(new RoleChangeNotification(
+ "unknown", RaftState.Candidate.name(), RaftState.Leader.name()));
- ModuleIdentifier foo = mock(ModuleIdentifier.class);
- when(foo.getNamespace()).thenReturn(new URI("foo"));
+ verify(ready, never()).countDown();
- moduleIdentifierSet.add(foo);
+ }};
+ }
- when(schemaContext.getAllModuleIdentifiers()).thenReturn(moduleIdentifierSet);
- shardManager.underlyingActor().onReceiveCommand(new UpdateSchemaContext(schemaContext));
+ @Test
+ public void testByDefaultSyncStatusIsFalse() throws Exception{
+ final Props persistentProps = newShardMgrProps(true);
+ final TestActorRef<ShardManager> shardManager =
+ TestActorRef.create(getSystem(), persistentProps);
- assertEquals("getKnownModules", Sets.newHashSet("foo"),
- Sets.newHashSet(shardManager.underlyingActor().getKnownModules()));
+ ShardManager shardManagerActor = shardManager.underlyingActor();
- //Create a completely different SchemaContext with only the bar module in it
- //schemaContext = mock(SchemaContext.class);
- moduleIdentifierSet.clear();
- ModuleIdentifier bar = mock(ModuleIdentifier.class);
- when(bar.getNamespace()).thenReturn(new URI("bar"));
+ assertEquals(false, shardManagerActor.getMBean().getSyncStatus());
+ }
- moduleIdentifierSet.add(bar);
+ @Test
+ public void testWhenShardIsLeaderSyncStatusIsTrue() throws Exception{
+ final Props persistentProps = ShardManager.props(
+ new MockClusterWrapper(),
+ new MockConfiguration(),
+ DatastoreContext.newBuilder().persistent(true).build(), ready, primaryShardInfoCache);
+ final TestActorRef<ShardManager> shardManager =
+ TestActorRef.create(getSystem(), persistentProps);
+
+ ShardManager shardManagerActor = shardManager.underlyingActor();
+ shardManagerActor.onReceiveCommand(new RoleChangeNotification("member-1-shard-default-unknown",
+ RaftState.Follower.name(), RaftState.Leader.name()));
+
+ assertEquals(true, shardManagerActor.getMBean().getSyncStatus());
+ }
+
+ @Test
+ public void testWhenShardIsCandidateSyncStatusIsFalse() throws Exception{
+ final Props persistentProps = newShardMgrProps(true);
+ final TestActorRef<ShardManager> shardManager =
+ TestActorRef.create(getSystem(), persistentProps);
- shardManager.underlyingActor().onReceiveCommand(new UpdateSchemaContext(schemaContext));
+ ShardManager shardManagerActor = shardManager.underlyingActor();
+ shardManagerActor.onReceiveCommand(new RoleChangeNotification("member-1-shard-default-unknown",
+ RaftState.Follower.name(), RaftState.Candidate.name()));
- assertEquals("getKnownModules", Sets.newHashSet("foo"),
- Sets.newHashSet(shardManager.underlyingActor().getKnownModules()));
+ assertEquals(false, shardManagerActor.getMBean().getSyncStatus());
- }};
+ // Send a FollowerInitialSyncStatus with status = true for the replica whose current state is candidate
+ shardManagerActor.onReceiveCommand(new FollowerInitialSyncUpStatus(true, "member-1-shard-default-unknown"));
+
+ assertEquals(false, shardManagerActor.getMBean().getSyncStatus());
}
@Test
- public void testRecoveryApplicable(){
- new JavaTestKit(getSystem()) {
- {
- final Props persistentProps = ShardManager.props(
- new MockClusterWrapper(),
- new MockConfiguration(),
- DatastoreContext.newBuilder().persistent(true).build(), ready);
- final TestActorRef<ShardManager> persistentShardManager =
- TestActorRef.create(getSystem(), persistentProps);
+ public void testWhenShardIsFollowerSyncStatusDependsOnFollowerInitialSyncStatus() throws Exception{
+ final Props persistentProps = ShardManager.props(
+ new MockClusterWrapper(),
+ new MockConfiguration(),
+ DatastoreContext.newBuilder().persistent(true).build(), ready, primaryShardInfoCache);
+ final TestActorRef<ShardManager> shardManager =
+ TestActorRef.create(getSystem(), persistentProps);
- DataPersistenceProvider dataPersistenceProvider1 = persistentShardManager.underlyingActor().getDataPersistenceProvider();
+ ShardManager shardManagerActor = shardManager.underlyingActor();
+ shardManagerActor.onReceiveCommand(new RoleChangeNotification("member-1-shard-default-unknown",
+ RaftState.Candidate.name(), RaftState.Follower.name()));
- assertTrue("Recovery Applicable", dataPersistenceProvider1.isRecoveryApplicable());
+ // Initially will be false
+ assertEquals(false, shardManagerActor.getMBean().getSyncStatus());
- final Props nonPersistentProps = ShardManager.props(
- new MockClusterWrapper(),
- new MockConfiguration(),
- DatastoreContext.newBuilder().persistent(false).build(), ready);
- final TestActorRef<ShardManager> nonPersistentShardManager =
- TestActorRef.create(getSystem(), nonPersistentProps);
+ // Send status true will make sync status true
+ shardManagerActor.onReceiveCommand(new FollowerInitialSyncUpStatus(true, "member-1-shard-default-unknown"));
- DataPersistenceProvider dataPersistenceProvider2 = nonPersistentShardManager.underlyingActor().getDataPersistenceProvider();
+ assertEquals(true, shardManagerActor.getMBean().getSyncStatus());
- assertFalse("Recovery Not Applicable", dataPersistenceProvider2.isRecoveryApplicable());
+ // Send status false will make sync status false
+ shardManagerActor.onReceiveCommand(new FollowerInitialSyncUpStatus(false, "member-1-shard-default-unknown"));
-
- }};
+ assertEquals(false, shardManagerActor.getMBean().getSyncStatus());
}
@Test
- public void testOnUpdateSchemaContextUpdateKnownModulesCallsDataPersistenceProvider()
- throws Exception {
- final CountDownLatch persistLatch = new CountDownLatch(1);
- final Creator<ShardManager> creator = new Creator<ShardManager>() {
- private static final long serialVersionUID = 1L;
- @Override
- public ShardManager create() throws Exception {
- return new ShardManager(new MockClusterWrapper(), new MockConfiguration(), DatastoreContext.newBuilder().build(), ready) {
+ public void testWhenMultipleShardsPresentSyncStatusMustBeTrueForAllShards() throws Exception{
+ final Props persistentProps = ShardManager.props(
+ new MockClusterWrapper(),
+ new MockConfiguration() {
@Override
- protected DataPersistenceProvider createDataPersistenceProvider(boolean persistent) {
- DataPersistenceProviderMonitor dataPersistenceProviderMonitor
- = new DataPersistenceProviderMonitor();
- dataPersistenceProviderMonitor.setPersistLatch(persistLatch);
- return dataPersistenceProviderMonitor;
+ public List<String> getMemberShardNames(String memberName) {
+ return Arrays.asList("default", "astronauts");
}
- };
- }
- };
+ },
+ DatastoreContext.newBuilder().persistent(true).build(), ready, primaryShardInfoCache);
+ final TestActorRef<ShardManager> shardManager =
+ TestActorRef.create(getSystem(), persistentProps);
- new JavaTestKit(getSystem()) {{
+ ShardManager shardManagerActor = shardManager.underlyingActor();
- final TestActorRef<ShardManager> shardManager =
- TestActorRef.create(getSystem(), Props.create(new DelegatingShardManagerCreator(creator)));
+ // Initially will be false
+ assertEquals(false, shardManagerActor.getMBean().getSyncStatus());
- ModuleIdentifier foo = mock(ModuleIdentifier.class);
- when(foo.getNamespace()).thenReturn(new URI("foo"));
+ // Make default shard leader
+ shardManagerActor.onReceiveCommand(new RoleChangeNotification("member-1-shard-default-unknown",
+ RaftState.Follower.name(), RaftState.Leader.name()));
- Set<ModuleIdentifier> moduleIdentifierSet = new HashSet<>();
- moduleIdentifierSet.add(foo);
+ // default = Leader, astronauts is unknown so sync status remains false
+ assertEquals(false, shardManagerActor.getMBean().getSyncStatus());
- SchemaContext schemaContext = mock(SchemaContext.class);
- when(schemaContext.getAllModuleIdentifiers()).thenReturn(moduleIdentifierSet);
+ // Make astronauts shard leader as well
+ shardManagerActor.onReceiveCommand(new RoleChangeNotification("member-1-shard-astronauts-unknown",
+ RaftState.Follower.name(), RaftState.Leader.name()));
- shardManager.underlyingActor().onReceiveCommand(new UpdateSchemaContext(schemaContext));
+ // Now sync status should be true
+ assertEquals(true, shardManagerActor.getMBean().getSyncStatus());
- assertEquals("Persisted", true,
- Uninterruptibles.awaitUninterruptibly(persistLatch, 5, TimeUnit.SECONDS));
+ // Make astronauts a Follower
+ shardManagerActor.onReceiveCommand(new RoleChangeNotification("member-1-shard-astronauts-unknown",
+ RaftState.Leader.name(), RaftState.Follower.name()));
+
+ // Sync status is not true
+ assertEquals(false, shardManagerActor.getMBean().getSyncStatus());
+
+ // Make the astronauts follower sync status true
+ shardManagerActor.onReceiveCommand(new FollowerInitialSyncUpStatus(true, "member-1-shard-astronauts-unknown"));
+
+ // Sync status is now true
+ assertEquals(true, shardManagerActor.getMBean().getSyncStatus());
- }};
}
@Test
- public void testRoleChangeNotificationReleaseReady() throws Exception {
- new JavaTestKit(getSystem()) {
- {
- final Props persistentProps = ShardManager.props(
- new MockClusterWrapper(),
- new MockConfiguration(),
- DatastoreContext.newBuilder().persistent(true).build(), ready);
- final TestActorRef<ShardManager> shardManager =
- TestActorRef.create(getSystem(), persistentProps);
+ public void testOnReceiveSwitchShardBehavior() throws Exception {
+ new JavaTestKit(getSystem()) {{
+ final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
+
+ shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
+ shardManager.tell(new ActorInitialized(), mockShardActor);
- shardManager.underlyingActor().onReceiveCommand(new RoleChangeNotification("member-1-shard-default-unknown", RaftState.Candidate.name(), RaftState.Leader.name()));
+ shardManager.tell(new SwitchShardBehavior(mockShardName, "Leader", 1000), getRef());
- verify(ready, times(1)).countDown();
+ SwitchBehavior switchBehavior = MessageCollectorActor.expectFirstMatching(mockShardActor, SwitchBehavior.class);
- }};
+ assertEquals(RaftState.Leader, switchBehavior.getNewState());
+ assertEquals(1000, switchBehavior.getNewTerm());
+ }};
+ }
+
+ public void testOnReceiveCreateShard() {
+ new JavaTestKit(getSystem()) {{
+ datastoreContextBuilder.shardInitializationTimeout(1, TimeUnit.MINUTES).persistent(true);
+
+ ActorRef shardManager = getSystem().actorOf(newShardMgrProps(false));
+
+ SchemaContext schemaContext = TestModel.createTestContext();
+ shardManager.tell(new UpdateSchemaContext(schemaContext), ActorRef.noSender());
+
+ DatastoreContext datastoreContext = DatastoreContext.newBuilder().shardElectionTimeoutFactor(100).
+ persistent(false).build();
+ TestShardPropsCreator shardPropsCreator = new TestShardPropsCreator();
+
+ shardManager.tell(new CreateShard("foo", Arrays.asList("member-1", "member-5", "member-6"), shardPropsCreator,
+ datastoreContext), getRef());
+
+ expectMsgClass(duration("5 seconds"), CreateShardReply.class);
+
+ shardManager.tell(new FindLocalShard("foo", true), getRef());
+
+ expectMsgClass(duration("5 seconds"), LocalShardFound.class);
+
+ assertEquals("isRecoveryApplicable", false, shardPropsCreator.datastoreContext.isPersistent());
+ assertEquals("peerMembers", Sets.newHashSet(new ShardIdentifier("foo", "member-5", shardMrgIDSuffix).toString(),
+ new ShardIdentifier("foo", "member-6", shardMrgIDSuffix).toString()),
+ shardPropsCreator.peerAddresses.keySet());
+ assertEquals("ShardIdentifier", new ShardIdentifier("foo", "member-1", shardMrgIDSuffix),
+ shardPropsCreator.shardId);
+ assertSame("schemaContext", schemaContext, shardPropsCreator.schemaContext);
+
+ // Send CreateShard with same name - should fail.
+
+ shardManager.tell(new CreateShard("foo", Collections.<String>emptyList(), shardPropsCreator, null), getRef());
+
+ expectMsgClass(duration("5 seconds"), akka.actor.Status.Failure.class);
+ }};
}
@Test
- public void testRoleChangeNotificationDoNothingForUnknownShard() throws Exception {
- new JavaTestKit(getSystem()) {
- {
- final Props persistentProps = ShardManager.props(
- new MockClusterWrapper(),
- new MockConfiguration(),
- DatastoreContext.newBuilder().persistent(true).build(), ready);
- final TestActorRef<ShardManager> shardManager =
- TestActorRef.create(getSystem(), persistentProps);
+ public void testOnReceiveCreateShardWithNoInitialSchemaContext() {
+ new JavaTestKit(getSystem()) {{
+ ActorRef shardManager = getSystem().actorOf(newShardMgrProps(false));
- shardManager.underlyingActor().onReceiveCommand(new RoleChangeNotification("unknown", RaftState.Candidate.name(), RaftState.Leader.name()));
+ TestShardPropsCreator shardPropsCreator = new TestShardPropsCreator();
- verify(ready, never()).countDown();
+ shardManager.tell(new CreateShard("foo", Arrays.asList("member-1"), shardPropsCreator, null), getRef());
- }};
+ expectMsgClass(duration("5 seconds"), CreateShardReply.class);
+
+ SchemaContext schemaContext = TestModel.createTestContext();
+ shardManager.tell(new UpdateSchemaContext(schemaContext), ActorRef.noSender());
+
+ shardManager.tell(new FindLocalShard("foo", true), getRef());
+
+ expectMsgClass(duration("5 seconds"), LocalShardFound.class);
+
+ assertSame("schemaContext", schemaContext, shardPropsCreator.schemaContext);
+ assertNotNull("schemaContext is null", shardPropsCreator.datastoreContext);
+ }};
}
+ private static class TestShardPropsCreator implements ShardPropsCreator {
+ ShardIdentifier shardId;
+ Map<String, String> peerAddresses;
+ SchemaContext schemaContext;
+ DatastoreContext datastoreContext;
+ @Override
+ public Props newProps(ShardIdentifier shardId, Map<String, String> peerAddresses,
+ DatastoreContext datastoreContext, SchemaContext schemaContext) {
+ this.shardId = shardId;
+ this.peerAddresses = peerAddresses;
+ this.schemaContext = schemaContext;
+ this.datastoreContext = datastoreContext;
+ return Shard.props(shardId, peerAddresses, datastoreContext, schemaContext);
+ }
+
+ }
private static class TestShardManager extends ShardManager {
private final CountDownLatch recoveryComplete = new CountDownLatch(1);
TestShardManager(String shardMrgIDSuffix) {
super(new MockClusterWrapper(), new MockConfiguration(),
- DatastoreContext.newBuilder().dataStoreType(shardMrgIDSuffix).build(), ready);
+ DatastoreContext.newBuilder().dataStoreType(shardMrgIDSuffix).build(), ready,
+ new PrimaryShardInfoFutureCache());
}
@Override
private static class DelegatingShardManagerCreator implements Creator<ShardManager> {
private static final long serialVersionUID = 1L;
- private Creator<ShardManager> delegate;
+ private final Creator<ShardManager> delegate;
public DelegatingShardManagerCreator(Creator<ShardManager> delegate) {
this.delegate = delegate;
return delegate.create();
}
}
+
+ private static class ForwardingShardManager extends ShardManager {
+ private CountDownLatch findPrimaryMessageReceived = new CountDownLatch(1);
+ private CountDownLatch memberUpReceived = new CountDownLatch(1);
+ private CountDownLatch memberRemovedReceived = new CountDownLatch(1);
+ private CountDownLatch memberUnreachableReceived = new CountDownLatch(1);
+ private CountDownLatch memberReachableReceived = new CountDownLatch(1);
+ private final ActorRef shardActor;
+ private final String name;
+
+ protected ForwardingShardManager(ClusterWrapper cluster, Configuration configuration,
+ DatastoreContext datastoreContext, CountDownLatch waitTillReadyCountdownLatch, String name,
+ ActorRef shardActor, PrimaryShardInfoFutureCache primaryShardInfoCache) {
+ super(cluster, configuration, datastoreContext, waitTillReadyCountdownLatch, primaryShardInfoCache);
+ this.shardActor = shardActor;
+ this.name = name;
+ }
+
+ @Override
+ public void handleCommand(Object message) throws Exception {
+ try{
+ super.handleCommand(message);
+ } finally {
+ if(message instanceof FindPrimary) {
+ findPrimaryMessageReceived.countDown();
+ } else if(message instanceof ClusterEvent.MemberUp) {
+ String role = ((ClusterEvent.MemberUp)message).member().roles().head();
+ if(!getCluster().getCurrentMemberName().equals(role)) {
+ memberUpReceived.countDown();
+ }
+ } else if(message instanceof ClusterEvent.MemberRemoved) {
+ String role = ((ClusterEvent.MemberRemoved)message).member().roles().head();
+ if(!getCluster().getCurrentMemberName().equals(role)) {
+ memberRemovedReceived.countDown();
+ }
+ } else if(message instanceof ClusterEvent.UnreachableMember) {
+ String role = ((ClusterEvent.UnreachableMember)message).member().roles().head();
+ if(!getCluster().getCurrentMemberName().equals(role)) {
+ memberUnreachableReceived.countDown();
+ }
+ } else if(message instanceof ClusterEvent.ReachableMember) {
+ String role = ((ClusterEvent.ReachableMember)message).member().roles().head();
+ if(!getCluster().getCurrentMemberName().equals(role)) {
+ memberReachableReceived.countDown();
+ }
+ }
+ }
+ }
+
+ @Override
+ public String persistenceId() {
+ return name;
+ }
+
+ @Override
+ protected ActorRef newShardActor(SchemaContext schemaContext, ShardInformation info) {
+ return shardActor;
+ }
+
+ void waitForMemberUp() {
+ assertEquals("MemberUp received", true,
+ Uninterruptibles.awaitUninterruptibly(memberUpReceived, 5, TimeUnit.SECONDS));
+ memberUpReceived = new CountDownLatch(1);
+ }
+
+ void waitForMemberRemoved() {
+ assertEquals("MemberRemoved received", true,
+ Uninterruptibles.awaitUninterruptibly(memberRemovedReceived, 5, TimeUnit.SECONDS));
+ memberRemovedReceived = new CountDownLatch(1);
+ }
+
+ void waitForUnreachableMember() {
+ assertEquals("UnreachableMember received", true,
+ Uninterruptibles.awaitUninterruptibly(memberUnreachableReceived, 5, TimeUnit.SECONDS
+ ));
+ memberUnreachableReceived = new CountDownLatch(1);
+ }
+
+ void waitForReachableMember() {
+ assertEquals("ReachableMember received", true,
+ Uninterruptibles.awaitUninterruptibly(memberReachableReceived, 5, TimeUnit.SECONDS));
+ memberReachableReceived = new CountDownLatch(1);
+ }
+
+ void verifyFindPrimary() {
+ assertEquals("FindPrimary received", true,
+ Uninterruptibles.awaitUninterruptibly(findPrimaryMessageReceived, 5, TimeUnit.SECONDS));
+ findPrimaryMessageReceived = new CountDownLatch(1);
+ }
+ }
}
Code Review / controller.git / blobdiff