2 * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.controller.cluster.datastore;
11 import static org.junit.Assert.assertEquals;
12 import static org.junit.Assert.assertNotNull;
13 import static org.junit.Assert.assertNull;
14 import static org.junit.Assert.assertSame;
15 import static org.junit.Assert.assertTrue;
16 import static org.mockito.Mockito.mock;
17 import static org.mockito.Mockito.never;
18 import static org.mockito.Mockito.times;
19 import static org.mockito.Mockito.verify;
20 import akka.actor.ActorRef;
21 import akka.actor.ActorSystem;
22 import akka.actor.AddressFromURIString;
23 import akka.actor.PoisonPill;
24 import akka.actor.Props;
25 import akka.actor.Status;
26 import akka.actor.Status.Failure;
27 import akka.actor.Status.Success;
28 import akka.cluster.Cluster;
29 import akka.cluster.ClusterEvent;
30 import akka.dispatch.Dispatchers;
31 import akka.japi.Creator;
32 import akka.pattern.Patterns;
33 import akka.persistence.RecoveryCompleted;
34 import akka.serialization.Serialization;
35 import akka.testkit.JavaTestKit;
36 import akka.testkit.TestActorRef;
37 import akka.util.Timeout;
38 import com.google.common.base.Function;
39 import com.google.common.base.Optional;
40 import com.google.common.collect.ImmutableMap;
41 import com.google.common.collect.ImmutableSet;
42 import com.google.common.collect.Sets;
43 import com.google.common.util.concurrent.Uninterruptibles;
44 import com.typesafe.config.ConfigFactory;
46 import java.util.AbstractMap;
47 import java.util.Arrays;
48 import java.util.Collection;
49 import java.util.Collections;
50 import java.util.HashMap;
51 import java.util.HashSet;
52 import java.util.List;
54 import java.util.Map.Entry;
56 import java.util.concurrent.CountDownLatch;
57 import java.util.concurrent.TimeUnit;
58 import java.util.concurrent.TimeoutException;
59 import org.junit.After;
60 import org.junit.Before;
61 import org.junit.Test;
62 import org.mockito.Mock;
63 import org.mockito.Mockito;
64 import org.mockito.MockitoAnnotations;
65 import org.opendaylight.controller.cluster.datastore.config.Configuration;
66 import org.opendaylight.controller.cluster.datastore.config.ConfigurationImpl;
67 import org.opendaylight.controller.cluster.datastore.config.EmptyModuleShardConfigProvider;
68 import org.opendaylight.controller.cluster.datastore.config.ModuleShardConfiguration;
69 import org.opendaylight.controller.cluster.datastore.exceptions.AlreadyExistsException;
70 import org.opendaylight.controller.cluster.datastore.exceptions.NoShardLeaderException;
71 import org.opendaylight.controller.cluster.datastore.exceptions.NotInitializedException;
72 import org.opendaylight.controller.cluster.datastore.exceptions.PrimaryNotFoundException;
73 import org.opendaylight.controller.cluster.datastore.identifiers.ShardIdentifier;
74 import org.opendaylight.controller.cluster.datastore.identifiers.ShardManagerIdentifier;
75 import org.opendaylight.controller.cluster.datastore.messages.ActorInitialized;
76 import org.opendaylight.controller.cluster.datastore.messages.AddShardReplica;
77 import org.opendaylight.controller.cluster.datastore.messages.CreateShard;
78 import org.opendaylight.controller.cluster.datastore.messages.DatastoreSnapshot;
79 import org.opendaylight.controller.cluster.datastore.messages.DatastoreSnapshot.ShardSnapshot;
80 import org.opendaylight.controller.cluster.datastore.messages.FindLocalShard;
81 import org.opendaylight.controller.cluster.datastore.messages.FindPrimary;
82 import org.opendaylight.controller.cluster.datastore.messages.LocalPrimaryShardFound;
83 import org.opendaylight.controller.cluster.datastore.messages.LocalShardFound;
84 import org.opendaylight.controller.cluster.datastore.messages.LocalShardNotFound;
85 import org.opendaylight.controller.cluster.datastore.messages.PeerDown;
86 import org.opendaylight.controller.cluster.datastore.messages.PeerUp;
87 import org.opendaylight.controller.cluster.datastore.messages.PrimaryShardInfo;
88 import org.opendaylight.controller.cluster.datastore.messages.RemotePrimaryShardFound;
89 import org.opendaylight.controller.cluster.datastore.messages.RemoveShardReplica;
90 import org.opendaylight.controller.cluster.datastore.messages.ShardLeaderStateChanged;
91 import org.opendaylight.controller.cluster.datastore.messages.SwitchShardBehavior;
92 import org.opendaylight.controller.cluster.datastore.messages.UpdateSchemaContext;
93 import org.opendaylight.controller.cluster.datastore.utils.MockClusterWrapper;
94 import org.opendaylight.controller.cluster.datastore.utils.MockConfiguration;
95 import org.opendaylight.controller.cluster.datastore.utils.PrimaryShardInfoFutureCache;
96 import org.opendaylight.controller.cluster.notifications.LeaderStateChanged;
97 import org.opendaylight.controller.cluster.notifications.RegisterRoleChangeListener;
98 import org.opendaylight.controller.cluster.notifications.RoleChangeNotification;
99 import org.opendaylight.controller.cluster.raft.RaftState;
100 import org.opendaylight.controller.cluster.raft.base.messages.FollowerInitialSyncUpStatus;
101 import org.opendaylight.controller.cluster.raft.base.messages.SwitchBehavior;
102 import org.opendaylight.controller.cluster.raft.client.messages.GetSnapshot;
103 import org.opendaylight.controller.cluster.raft.messages.AddServer;
104 import org.opendaylight.controller.cluster.raft.messages.AddServerReply;
105 import org.opendaylight.controller.cluster.raft.messages.ServerChangeStatus;
106 import org.opendaylight.controller.cluster.raft.policy.DisableElectionsRaftPolicy;
107 import org.opendaylight.controller.cluster.raft.utils.InMemoryJournal;
108 import org.opendaylight.controller.cluster.raft.utils.InMemorySnapshotStore;
109 import org.opendaylight.controller.cluster.raft.utils.MessageCollectorActor;
110 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
111 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
112 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
113 import scala.concurrent.Await;
114 import scala.concurrent.Future;
115 import scala.concurrent.duration.FiniteDuration;
117 public class ShardManagerTest extends AbstractActorTest {
118 private static int ID_COUNTER = 1;
120 private final String shardMrgIDSuffix = "config" + ID_COUNTER++;
121 private final String shardMgrID = ShardManagerIdentifier.builder().type(shardMrgIDSuffix).build().toString();
124 private static CountDownLatch ready;
126 private static TestActorRef<MessageCollectorActor> mockShardActor;
128 private static String mockShardName;
130 private final DatastoreContext.Builder datastoreContextBuilder = DatastoreContext.newBuilder().
131 dataStoreType(shardMrgIDSuffix).shardInitializationTimeout(600, TimeUnit.MILLISECONDS)
132 .shardHeartbeatIntervalInMillis(100).shardElectionTimeoutFactor(6);
134 private static ActorRef newMockShardActor(ActorSystem system, String shardName, String memberName) {
135 String name = new ShardIdentifier(shardName, memberName,"config").toString();
136 return TestActorRef.create(system, Props.create(MessageCollectorActor.class), name);
139 private final PrimaryShardInfoFutureCache primaryShardInfoCache = new PrimaryShardInfoFutureCache();
142 public void setUp() {
143 MockitoAnnotations.initMocks(this);
145 InMemoryJournal.clear();
146 InMemorySnapshotStore.clear();
148 if(mockShardActor == null) {
149 mockShardName = new ShardIdentifier(Shard.DEFAULT_NAME, "member-1", "config").toString();
150 mockShardActor = TestActorRef.create(getSystem(), Props.create(MessageCollectorActor.class), mockShardName);
153 mockShardActor.underlyingActor().clear();
157 public void tearDown() {
158 InMemoryJournal.clear();
159 InMemorySnapshotStore.clear();
162 private Props newShardMgrProps() {
163 return newShardMgrProps(new MockConfiguration());
166 private static DatastoreContextFactory newDatastoreContextFactory(DatastoreContext datastoreContext) {
167 DatastoreContextFactory mockFactory = mock(DatastoreContextFactory.class);
168 Mockito.doReturn(datastoreContext).when(mockFactory).getBaseDatastoreContext();
169 Mockito.doReturn(datastoreContext).when(mockFactory).getShardDatastoreContext(Mockito.anyString());
173 private Props newShardMgrProps(Configuration config) {
174 return TestShardManager.builder(datastoreContextBuilder).configuration(config).props();
177 private Props newPropsShardMgrWithMockShardActor() {
178 return newPropsShardMgrWithMockShardActor("shardManager", mockShardActor, new MockClusterWrapper(),
179 new MockConfiguration());
182 private Props newPropsShardMgrWithMockShardActor(final String name, final ActorRef shardActor,
183 final ClusterWrapper clusterWrapper, final Configuration config) {
184 Creator<ShardManager> creator = new Creator<ShardManager>() {
185 private static final long serialVersionUID = 1L;
187 public ShardManager create() throws Exception {
188 return new ForwardingShardManager(ShardManager.builder().cluster(clusterWrapper).configuration(config).
189 datastoreContextFactory(newDatastoreContextFactory(datastoreContextBuilder.build())).
190 waitTillReadyCountdownLatch(ready).primaryShardInfoCache(primaryShardInfoCache), name, shardActor);
194 return Props.create(new DelegatingShardManagerCreator(creator)).withDispatcher(Dispatchers.DefaultDispatcherId());
197 private TestShardManager newTestShardManager() {
198 return newTestShardManager(newShardMgrProps());
201 private TestShardManager newTestShardManager(Props props) {
202 TestActorRef<TestShardManager> shardManagerActor = TestActorRef.create(getSystem(), props);
203 TestShardManager shardManager = shardManagerActor.underlyingActor();
204 shardManager.waitForRecoveryComplete();
209 public void testPerShardDatastoreContext() throws Exception {
210 final DatastoreContextFactory mockFactory = newDatastoreContextFactory(
211 datastoreContextBuilder.shardElectionTimeoutFactor(5).build());
213 Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build()).
214 shardElectionTimeoutFactor(6).build()).when(mockFactory).getShardDatastoreContext("default");
216 Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build()).
217 shardElectionTimeoutFactor(7).build()).when(mockFactory).getShardDatastoreContext("topology");
219 final MockConfiguration mockConfig = new MockConfiguration() {
221 public Collection<String> getMemberShardNames(String memberName) {
222 return Arrays.asList("default", "topology");
226 public Collection<String> getMembersFromShardName(String shardName) {
227 return Arrays.asList("member-1");
231 final TestActorRef<MessageCollectorActor> defaultShardActor = TestActorRef.create(getSystem(),
232 Props.create(MessageCollectorActor.class), "default");
233 final TestActorRef<MessageCollectorActor> topologyShardActor = TestActorRef.create(getSystem(),
234 Props.create(MessageCollectorActor.class), "topology");
236 final Map<String, Entry<ActorRef, DatastoreContext>> shardInfoMap = Collections.synchronizedMap(
237 new HashMap<String, Entry<ActorRef, DatastoreContext>>());
238 shardInfoMap.put("default", new AbstractMap.SimpleEntry<ActorRef, DatastoreContext>(defaultShardActor, null));
239 shardInfoMap.put("topology", new AbstractMap.SimpleEntry<ActorRef, DatastoreContext>(topologyShardActor, null));
241 final CountDownLatch newShardActorLatch = new CountDownLatch(2);
242 final Creator<ShardManager> creator = new Creator<ShardManager>() {
243 private static final long serialVersionUID = 1L;
245 public ShardManager create() throws Exception {
246 return new ShardManager(ShardManager.builder().cluster(new MockClusterWrapper()).configuration(mockConfig).
247 datastoreContextFactory(mockFactory).waitTillReadyCountdownLatch(ready).
248 primaryShardInfoCache(primaryShardInfoCache)) {
250 protected ActorRef newShardActor(SchemaContext schemaContext, ShardInformation info) {
251 Entry<ActorRef, DatastoreContext> entry = shardInfoMap.get(info.getShardName());
254 ref = entry.getKey();
255 entry.setValue(info.getDatastoreContext());
258 newShardActorLatch.countDown();
265 JavaTestKit kit = new JavaTestKit(getSystem());
267 final ActorRef shardManager = getSystem().actorOf(Props.create(new DelegatingShardManagerCreator(creator)).
268 withDispatcher(Dispatchers.DefaultDispatcherId()));
270 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), kit.getRef());
272 assertEquals("Shard actors created", true, newShardActorLatch.await(5, TimeUnit.SECONDS));
273 assertEquals("getShardElectionTimeoutFactor", 6, shardInfoMap.get("default").getValue().
274 getShardElectionTimeoutFactor());
275 assertEquals("getShardElectionTimeoutFactor", 7, shardInfoMap.get("topology").getValue().
276 getShardElectionTimeoutFactor());
278 DatastoreContextFactory newMockFactory = newDatastoreContextFactory(
279 datastoreContextBuilder.shardElectionTimeoutFactor(5).build());
280 Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build()).
281 shardElectionTimeoutFactor(66).build()).when(newMockFactory).getShardDatastoreContext("default");
283 Mockito.doReturn(DatastoreContext.newBuilderFrom(datastoreContextBuilder.build()).
284 shardElectionTimeoutFactor(77).build()).when(newMockFactory).getShardDatastoreContext("topology");
286 shardManager.tell(newMockFactory, kit.getRef());
288 DatastoreContext newContext = MessageCollectorActor.expectFirstMatching(defaultShardActor, DatastoreContext.class);
289 assertEquals("getShardElectionTimeoutFactor", 66, newContext.getShardElectionTimeoutFactor());
291 newContext = MessageCollectorActor.expectFirstMatching(topologyShardActor, DatastoreContext.class);
292 assertEquals("getShardElectionTimeoutFactor", 77, newContext.getShardElectionTimeoutFactor());
294 defaultShardActor.tell(PoisonPill.getInstance(), ActorRef.noSender());
295 topologyShardActor.tell(PoisonPill.getInstance(), ActorRef.noSender());
299 public void testOnReceiveFindPrimaryForNonExistentShard() throws Exception {
300 new JavaTestKit(getSystem()) {{
301 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
303 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
305 shardManager.tell(new FindPrimary("non-existent", false), getRef());
307 expectMsgClass(duration("5 seconds"), PrimaryNotFoundException.class);
312 public void testOnReceiveFindPrimaryForLocalLeaderShard() throws Exception {
313 new JavaTestKit(getSystem()) {{
314 String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
316 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
318 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
319 shardManager.tell(new ActorInitialized(), mockShardActor);
321 DataTree mockDataTree = mock(DataTree.class);
322 shardManager.tell(new ShardLeaderStateChanged(memberId, memberId, Optional.of(mockDataTree),
323 DataStoreVersions.CURRENT_VERSION), getRef());
325 MessageCollectorActor.expectFirstMatching(mockShardActor, RegisterRoleChangeListener.class);
326 shardManager.tell((new RoleChangeNotification(memberId, RaftState.Candidate.name(),
327 RaftState.Leader.name())), mockShardActor);
329 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
331 LocalPrimaryShardFound primaryFound = expectMsgClass(duration("5 seconds"), LocalPrimaryShardFound.class);
332 assertTrue("Unexpected primary path " + primaryFound.getPrimaryPath(),
333 primaryFound.getPrimaryPath().contains("member-1-shard-default"));
334 assertSame("getLocalShardDataTree", mockDataTree, primaryFound.getLocalShardDataTree() );
339 public void testOnReceiveFindPrimaryForNonLocalLeaderShardBeforeMemberUp() throws Exception {
340 new JavaTestKit(getSystem()) {{
341 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
343 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
344 shardManager.tell(new ActorInitialized(), mockShardActor);
346 String memberId2 = "member-2-shard-default-" + shardMrgIDSuffix;
347 String memberId1 = "member-1-shard-default-" + shardMrgIDSuffix;
348 shardManager.tell(new RoleChangeNotification(memberId1,
349 RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor);
350 shardManager.tell(new LeaderStateChanged(memberId1, memberId2, DataStoreVersions.CURRENT_VERSION), mockShardActor);
352 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
354 expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
359 public void testOnReceiveFindPrimaryForNonLocalLeaderShard() throws Exception {
360 new JavaTestKit(getSystem()) {{
361 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
363 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
364 shardManager.tell(new ActorInitialized(), mockShardActor);
366 String memberId2 = "member-2-shard-default-" + shardMrgIDSuffix;
367 MockClusterWrapper.sendMemberUp(shardManager, "member-2", getRef().path().toString());
369 String memberId1 = "member-1-shard-default-" + shardMrgIDSuffix;
370 shardManager.tell(new RoleChangeNotification(memberId1,
371 RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor);
372 short leaderVersion = DataStoreVersions.CURRENT_VERSION - 1;
373 shardManager.tell(new ShardLeaderStateChanged(memberId1, memberId2, Optional.<DataTree>absent(),
374 leaderVersion), mockShardActor);
376 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
378 RemotePrimaryShardFound primaryFound = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
379 assertTrue("Unexpected primary path " + primaryFound.getPrimaryPath(),
380 primaryFound.getPrimaryPath().contains("member-2-shard-default"));
381 assertEquals("getPrimaryVersion", leaderVersion, primaryFound.getPrimaryVersion());
386 public void testOnReceiveFindPrimaryForUninitializedShard() throws Exception {
387 new JavaTestKit(getSystem()) {{
388 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
390 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
392 expectMsgClass(duration("5 seconds"), NotInitializedException.class);
397 public void testOnReceiveFindPrimaryForInitializedShardWithNoRole() throws Exception {
398 new JavaTestKit(getSystem()) {{
399 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
401 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
402 shardManager.tell(new ActorInitialized(), mockShardActor);
404 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
406 expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
411 public void testOnReceiveFindPrimaryForFollowerShardWithNoInitialLeaderId() throws Exception {
412 new JavaTestKit(getSystem()) {{
413 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
415 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
416 shardManager.tell(new ActorInitialized(), mockShardActor);
418 String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
419 shardManager.tell(new RoleChangeNotification(memberId,
420 RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor);
422 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
424 expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
426 DataTree mockDataTree = mock(DataTree.class);
427 shardManager.tell(new ShardLeaderStateChanged(memberId, memberId, Optional.of(mockDataTree),
428 DataStoreVersions.CURRENT_VERSION), mockShardActor);
430 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, false), getRef());
432 LocalPrimaryShardFound primaryFound = expectMsgClass(duration("5 seconds"), LocalPrimaryShardFound.class);
433 assertTrue("Unexpected primary path " + primaryFound.getPrimaryPath(),
434 primaryFound.getPrimaryPath().contains("member-1-shard-default"));
435 assertSame("getLocalShardDataTree", mockDataTree, primaryFound.getLocalShardDataTree() );
440 public void testOnReceiveFindPrimaryWaitForShardLeader() throws Exception {
441 new JavaTestKit(getSystem()) {{
442 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
444 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
446 // We're passing waitUntilInitialized = true to FindPrimary so the response should be
447 // delayed until we send ActorInitialized and RoleChangeNotification.
448 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
450 expectNoMsg(FiniteDuration.create(150, TimeUnit.MILLISECONDS));
452 shardManager.tell(new ActorInitialized(), mockShardActor);
454 expectNoMsg(FiniteDuration.create(150, TimeUnit.MILLISECONDS));
456 String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
457 shardManager.tell(new RoleChangeNotification(memberId,
458 RaftState.Candidate.name(), RaftState.Leader.name()), mockShardActor);
460 expectNoMsg(FiniteDuration.create(150, TimeUnit.MILLISECONDS));
462 DataTree mockDataTree = mock(DataTree.class);
463 shardManager.tell(new ShardLeaderStateChanged(memberId, memberId, Optional.of(mockDataTree),
464 DataStoreVersions.CURRENT_VERSION), mockShardActor);
466 LocalPrimaryShardFound primaryFound = expectMsgClass(duration("5 seconds"), LocalPrimaryShardFound.class);
467 assertTrue("Unexpected primary path " + primaryFound.getPrimaryPath(),
468 primaryFound.getPrimaryPath().contains("member-1-shard-default"));
469 assertSame("getLocalShardDataTree", mockDataTree, primaryFound.getLocalShardDataTree() );
471 expectNoMsg(FiniteDuration.create(200, TimeUnit.MILLISECONDS));
476 public void testOnReceiveFindPrimaryWaitForReadyWithUninitializedShard() throws Exception {
477 new JavaTestKit(getSystem()) {{
478 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
480 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
482 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
484 expectMsgClass(duration("2 seconds"), NotInitializedException.class);
486 shardManager.tell(new ActorInitialized(), mockShardActor);
488 expectNoMsg(FiniteDuration.create(200, TimeUnit.MILLISECONDS));
493 public void testOnReceiveFindPrimaryWaitForReadyWithCandidateShard() throws Exception {
494 new JavaTestKit(getSystem()) {{
495 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
497 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
498 shardManager.tell(new ActorInitialized(), mockShardActor);
499 shardManager.tell(new RoleChangeNotification("member-1-shard-default-" + shardMrgIDSuffix,
500 null, RaftState.Candidate.name()), mockShardActor);
502 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
504 expectMsgClass(duration("2 seconds"), NoShardLeaderException.class);
509 public void testOnReceiveFindPrimaryWaitForReadyWithIsolatedLeaderShard() throws Exception {
510 new JavaTestKit(getSystem()) {{
511 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
513 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
514 shardManager.tell(new ActorInitialized(), mockShardActor);
515 shardManager.tell(new RoleChangeNotification("member-1-shard-default-" + shardMrgIDSuffix,
516 null, RaftState.IsolatedLeader.name()), mockShardActor);
518 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
520 expectMsgClass(duration("2 seconds"), NoShardLeaderException.class);
525 public void testOnReceiveFindPrimaryWaitForReadyWithNoRoleShard() throws Exception {
526 new JavaTestKit(getSystem()) {{
527 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
529 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
530 shardManager.tell(new ActorInitialized(), mockShardActor);
532 shardManager.tell(new FindPrimary(Shard.DEFAULT_NAME, true), getRef());
534 expectMsgClass(duration("2 seconds"), NoShardLeaderException.class);
539 public void testOnReceiveFindPrimaryForRemoteShard() throws Exception {
540 String shardManagerID = ShardManagerIdentifier.builder().type(shardMrgIDSuffix).build().toString();
542 // Create an ActorSystem ShardManager actor for member-1.
544 final ActorSystem system1 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
545 Cluster.get(system1).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
547 ActorRef mockShardActor1 = newMockShardActor(system1, Shard.DEFAULT_NAME, "member-1");
549 final TestActorRef<ForwardingShardManager> shardManager1 = TestActorRef.create(system1,
550 newPropsShardMgrWithMockShardActor("shardManager1", mockShardActor1, new ClusterWrapperImpl(system1),
551 new MockConfiguration()), shardManagerID);
553 // Create an ActorSystem ShardManager actor for member-2.
555 final ActorSystem system2 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member2"));
557 Cluster.get(system2).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
559 final ActorRef mockShardActor2 = newMockShardActor(system2, "astronauts", "member-2");
561 MockConfiguration mockConfig2 = new MockConfiguration(ImmutableMap.<String, List<String>>builder().
562 put("default", Arrays.asList("member-1", "member-2")).
563 put("astronauts", Arrays.asList("member-2")).build());
565 final TestActorRef<ForwardingShardManager> shardManager2 = TestActorRef.create(system2,
566 newPropsShardMgrWithMockShardActor("shardManager2", mockShardActor2, new ClusterWrapperImpl(system2),
567 mockConfig2), shardManagerID);
569 new JavaTestKit(system1) {{
571 shardManager1.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
572 shardManager2.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
574 shardManager2.tell(new ActorInitialized(), mockShardActor2);
576 String memberId2 = "member-2-shard-astronauts-" + shardMrgIDSuffix;
577 short leaderVersion = DataStoreVersions.CURRENT_VERSION - 1;
578 shardManager2.tell(new ShardLeaderStateChanged(memberId2, memberId2,
579 Optional.of(mock(DataTree.class)), leaderVersion), mockShardActor2);
580 shardManager2.tell(new RoleChangeNotification(memberId2,
581 RaftState.Candidate.name(), RaftState.Leader.name()), mockShardActor2);
583 shardManager1.underlyingActor().waitForMemberUp();
585 shardManager1.tell(new FindPrimary("astronauts", false), getRef());
587 RemotePrimaryShardFound found = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
588 String path = found.getPrimaryPath();
589 assertTrue("Unexpected primary path " + path, path.contains("member-2-shard-astronauts-config"));
590 assertEquals("getPrimaryVersion", leaderVersion, found.getPrimaryVersion());
592 shardManager2.underlyingActor().verifyFindPrimary();
594 Cluster.get(system2).down(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
596 shardManager1.underlyingActor().waitForMemberRemoved();
598 shardManager1.tell(new FindPrimary("astronauts", false), getRef());
600 expectMsgClass(duration("5 seconds"), PrimaryNotFoundException.class);
603 JavaTestKit.shutdownActorSystem(system1);
604 JavaTestKit.shutdownActorSystem(system2);
608 public void testShardAvailabilityOnChangeOfMemberReachability() throws Exception {
609 String shardManagerID = ShardManagerIdentifier.builder().type(shardMrgIDSuffix).build().toString();
611 // Create an ActorSystem ShardManager actor for member-1.
613 final ActorSystem system1 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
614 Cluster.get(system1).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
616 final ActorRef mockShardActor1 = newMockShardActor(system1, Shard.DEFAULT_NAME, "member-1");
618 final TestActorRef<ForwardingShardManager> shardManager1 = TestActorRef.create(system1,
619 newPropsShardMgrWithMockShardActor("shardManager1", mockShardActor1, new ClusterWrapperImpl(system1),
620 new MockConfiguration()), shardManagerID);
622 // Create an ActorSystem ShardManager actor for member-2.
624 final ActorSystem system2 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member2"));
626 Cluster.get(system2).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
628 final ActorRef mockShardActor2 = newMockShardActor(system2, Shard.DEFAULT_NAME, "member-2");
630 MockConfiguration mockConfig2 = new MockConfiguration(ImmutableMap.<String, List<String>>builder().
631 put("default", Arrays.asList("member-1", "member-2")).build());
633 final TestActorRef<ForwardingShardManager> shardManager2 = TestActorRef.create(system2,
634 newPropsShardMgrWithMockShardActor("shardManager2", mockShardActor2, new ClusterWrapperImpl(system2),
635 mockConfig2), shardManagerID);
637 new JavaTestKit(system1) {{
639 shardManager1.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
640 shardManager2.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
641 shardManager1.tell(new ActorInitialized(), mockShardActor1);
642 shardManager2.tell(new ActorInitialized(), mockShardActor2);
644 String memberId2 = "member-2-shard-default-" + shardMrgIDSuffix;
645 String memberId1 = "member-1-shard-default-" + shardMrgIDSuffix;
646 shardManager1.tell(new ShardLeaderStateChanged(memberId1, memberId2,
647 Optional.of(mock(DataTree.class)), DataStoreVersions.CURRENT_VERSION), mockShardActor1);
648 shardManager1.tell(new RoleChangeNotification(memberId1,
649 RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor1);
650 shardManager2.tell(new ShardLeaderStateChanged(memberId2, memberId2, Optional.of(mock(DataTree.class)),
651 DataStoreVersions.CURRENT_VERSION),
653 shardManager2.tell(new RoleChangeNotification(memberId2,
654 RaftState.Candidate.name(), RaftState.Leader.name()), mockShardActor2);
655 shardManager1.underlyingActor().waitForMemberUp();
657 shardManager1.tell(new FindPrimary("default", true), getRef());
659 RemotePrimaryShardFound found = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
660 String path = found.getPrimaryPath();
661 assertTrue("Unexpected primary path " + path, path.contains("member-2-shard-default-config"));
663 shardManager1.underlyingActor().onReceiveCommand(MockClusterWrapper.
664 createUnreachableMember("member-2", "akka.tcp://cluster-test@127.0.0.1:2558"));
666 shardManager1.underlyingActor().waitForUnreachableMember();
668 PeerDown peerDown = MessageCollectorActor.expectFirstMatching(mockShardActor1, PeerDown.class);
669 assertEquals("getMemberName", "member-2", peerDown.getMemberName());
670 MessageCollectorActor.clearMessages(mockShardActor1);
672 shardManager1.underlyingActor().onReceiveCommand(MockClusterWrapper.
673 createMemberRemoved("member-2", "akka.tcp://cluster-test@127.0.0.1:2558"));
675 MessageCollectorActor.expectFirstMatching(mockShardActor1, PeerDown.class);
677 shardManager1.tell(new FindPrimary("default", true), getRef());
679 expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
681 shardManager1.underlyingActor().onReceiveCommand(MockClusterWrapper.
682 createReachableMember("member-2", "akka.tcp://cluster-test@127.0.0.1:2558"));
684 shardManager1.underlyingActor().waitForReachableMember();
686 PeerUp peerUp = MessageCollectorActor.expectFirstMatching(mockShardActor1, PeerUp.class);
687 assertEquals("getMemberName", "member-2", peerUp.getMemberName());
688 MessageCollectorActor.clearMessages(mockShardActor1);
690 shardManager1.tell(new FindPrimary("default", true), getRef());
692 RemotePrimaryShardFound found1 = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
693 String path1 = found1.getPrimaryPath();
694 assertTrue("Unexpected primary path " + path1, path1.contains("member-2-shard-default-config"));
696 shardManager1.underlyingActor().onReceiveCommand(MockClusterWrapper.
697 createMemberUp("member-2", "akka.tcp://cluster-test@127.0.0.1:2558"));
699 MessageCollectorActor.expectFirstMatching(mockShardActor1, PeerUp.class);
703 JavaTestKit.shutdownActorSystem(system1);
704 JavaTestKit.shutdownActorSystem(system2);
708 public void testShardAvailabilityChangeOnMemberUnreachableAndLeadershipChange() throws Exception {
709 String shardManagerID = ShardManagerIdentifier.builder().type(shardMrgIDSuffix).build().toString();
711 // Create an ActorSystem ShardManager actor for member-1.
713 final ActorSystem system1 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
714 Cluster.get(system1).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
716 final ActorRef mockShardActor1 = newMockShardActor(system1, Shard.DEFAULT_NAME, "member-1");
718 final TestActorRef<ForwardingShardManager> shardManager1 = TestActorRef.create(system1,
719 newPropsShardMgrWithMockShardActor("shardManager1", mockShardActor1, new ClusterWrapperImpl(system1),
720 new MockConfiguration()), shardManagerID);
722 // Create an ActorSystem ShardManager actor for member-2.
724 final ActorSystem system2 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member2"));
726 Cluster.get(system2).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
728 final ActorRef mockShardActor2 = newMockShardActor(system2, Shard.DEFAULT_NAME, "member-2");
730 MockConfiguration mockConfig2 = new MockConfiguration(ImmutableMap.<String, List<String>>builder().
731 put("default", Arrays.asList("member-1", "member-2")).build());
733 final TestActorRef<ForwardingShardManager> shardManager2 = TestActorRef.create(system2,
734 newPropsShardMgrWithMockShardActor("shardManager2", mockShardActor2, new ClusterWrapperImpl(system2),
735 mockConfig2), shardManagerID);
737 new JavaTestKit(system1) {{
739 shardManager1.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
740 shardManager2.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
741 shardManager1.tell(new ActorInitialized(), mockShardActor1);
742 shardManager2.tell(new ActorInitialized(), mockShardActor2);
744 String memberId2 = "member-2-shard-default-" + shardMrgIDSuffix;
745 String memberId1 = "member-1-shard-default-" + shardMrgIDSuffix;
746 shardManager1.tell(new ShardLeaderStateChanged(memberId1, memberId2,
747 Optional.of(mock(DataTree.class)), DataStoreVersions.CURRENT_VERSION), mockShardActor1);
748 shardManager1.tell(new RoleChangeNotification(memberId1,
749 RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor1);
750 shardManager2.tell(new ShardLeaderStateChanged(memberId2, memberId2, Optional.of(mock(DataTree.class)),
751 DataStoreVersions.CURRENT_VERSION),
753 shardManager2.tell(new RoleChangeNotification(memberId2,
754 RaftState.Candidate.name(), RaftState.Leader.name()), mockShardActor2);
755 shardManager1.underlyingActor().waitForMemberUp();
757 shardManager1.tell(new FindPrimary("default", true), getRef());
759 RemotePrimaryShardFound found = expectMsgClass(duration("5 seconds"), RemotePrimaryShardFound.class);
760 String path = found.getPrimaryPath();
761 assertTrue("Unexpected primary path " + path, path.contains("member-2-shard-default-config"));
763 primaryShardInfoCache.putSuccessful("default", new PrimaryShardInfo(system1.actorSelection(
764 mockShardActor1.path()), DataStoreVersions.CURRENT_VERSION, Optional.<DataTree>absent()));
766 shardManager1.underlyingActor().onReceiveCommand(MockClusterWrapper.
767 createUnreachableMember("member-2", "akka.tcp://cluster-test@127.0.0.1:2558"));
769 shardManager1.underlyingActor().waitForUnreachableMember();
771 shardManager1.tell(new FindPrimary("default", true), getRef());
773 expectMsgClass(duration("5 seconds"), NoShardLeaderException.class);
775 assertNull("Expected primaryShardInfoCache entry removed", primaryShardInfoCache.getIfPresent("default"));
777 shardManager1.tell(new ShardLeaderStateChanged(memberId1, memberId1, Optional.of(mock(DataTree.class)),
778 DataStoreVersions.CURRENT_VERSION), mockShardActor1);
779 shardManager1.tell(new RoleChangeNotification(memberId1,
780 RaftState.Follower.name(), RaftState.Leader.name()), mockShardActor1);
782 shardManager1.tell(new FindPrimary("default", true), getRef());
784 LocalPrimaryShardFound found1 = expectMsgClass(duration("5 seconds"), LocalPrimaryShardFound.class);
785 String path1 = found1.getPrimaryPath();
786 assertTrue("Unexpected primary path " + path1, path1.contains("member-1-shard-default-config"));
790 JavaTestKit.shutdownActorSystem(system1);
791 JavaTestKit.shutdownActorSystem(system2);
796 public void testOnReceiveFindLocalShardForNonExistentShard() throws Exception {
797 new JavaTestKit(getSystem()) {{
798 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
800 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
802 shardManager.tell(new FindLocalShard("non-existent", false), getRef());
804 LocalShardNotFound notFound = expectMsgClass(duration("5 seconds"), LocalShardNotFound.class);
806 assertEquals("getShardName", "non-existent", notFound.getShardName());
811 public void testOnReceiveFindLocalShardForExistentShard() throws Exception {
812 new JavaTestKit(getSystem()) {{
813 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
815 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
816 shardManager.tell(new ActorInitialized(), mockShardActor);
818 shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
820 LocalShardFound found = expectMsgClass(duration("5 seconds"), LocalShardFound.class);
822 assertTrue("Found path contains " + found.getPath().path().toString(),
823 found.getPath().path().toString().contains("member-1-shard-default-config"));
828 public void testOnReceiveFindLocalShardForNotInitializedShard() throws Exception {
829 new JavaTestKit(getSystem()) {{
830 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
832 shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
834 expectMsgClass(duration("5 seconds"), NotInitializedException.class);
839 public void testOnReceiveFindLocalShardWaitForShardInitialized() throws Exception {
840 new JavaTestKit(getSystem()) {{
841 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
843 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
845 // We're passing waitUntilInitialized = true to FindLocalShard so the response should be
846 // delayed until we send ActorInitialized.
847 Future<Object> future = Patterns.ask(shardManager, new FindLocalShard(Shard.DEFAULT_NAME, true),
848 new Timeout(5, TimeUnit.SECONDS));
850 shardManager.tell(new ActorInitialized(), mockShardActor);
852 Object resp = Await.result(future, duration("5 seconds"));
853 assertTrue("Expected: LocalShardFound, Actual: " + resp, resp instanceof LocalShardFound);
858 public void testOnRecoveryJournalIsCleaned() {
859 String persistenceID = "shard-manager-" + shardMrgIDSuffix;
860 InMemoryJournal.addEntry(persistenceID, 1L, new ShardManager.SchemaContextModules(
861 ImmutableSet.of("foo")));
862 InMemoryJournal.addEntry(persistenceID, 2L, new ShardManager.SchemaContextModules(
863 ImmutableSet.of("bar")));
864 InMemoryJournal.addDeleteMessagesCompleteLatch(persistenceID);
866 TestShardManager shardManager = newTestShardManager();
868 InMemoryJournal.waitForDeleteMessagesComplete(persistenceID);
870 // Journal entries up to the last one should've been deleted
871 Map<Long, Object> journal = InMemoryJournal.get(persistenceID);
872 synchronized (journal) {
873 assertEquals("Journal size", 0, journal.size());
878 public void testRoleChangeNotificationAndShardLeaderStateChangedReleaseReady() throws Exception {
879 TestShardManager shardManager = newTestShardManager();
881 String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
882 shardManager.onReceiveCommand(new RoleChangeNotification(
883 memberId, RaftState.Candidate.name(), RaftState.Leader.name()));
885 verify(ready, never()).countDown();
887 shardManager.onReceiveCommand(new ShardLeaderStateChanged(memberId, memberId,
888 Optional.of(mock(DataTree.class)), DataStoreVersions.CURRENT_VERSION));
890 verify(ready, times(1)).countDown();
894 public void testRoleChangeNotificationToFollowerWithShardLeaderStateChangedReleaseReady() throws Exception {
895 new JavaTestKit(getSystem()) {{
896 TestShardManager shardManager = newTestShardManager();
898 String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
899 shardManager.onReceiveCommand(new RoleChangeNotification(
900 memberId, null, RaftState.Follower.name()));
902 verify(ready, never()).countDown();
904 shardManager.onReceiveCommand(MockClusterWrapper.createMemberUp("member-2", getRef().path().toString()));
906 shardManager.onReceiveCommand(new ShardLeaderStateChanged(memberId,
907 "member-2-shard-default-" + shardMrgIDSuffix, Optional.of(mock(DataTree.class)),
908 DataStoreVersions.CURRENT_VERSION));
910 verify(ready, times(1)).countDown();
915 public void testReadyCountDownForMemberUpAfterLeaderStateChanged() throws Exception {
916 new JavaTestKit(getSystem()) {{
917 TestShardManager shardManager = newTestShardManager();
919 String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
920 shardManager.onReceiveCommand(new RoleChangeNotification(memberId, null, RaftState.Follower.name()));
922 verify(ready, never()).countDown();
924 shardManager.onReceiveCommand(new ShardLeaderStateChanged(memberId,
925 "member-2-shard-default-" + shardMrgIDSuffix, Optional.of(mock(DataTree.class)),
926 DataStoreVersions.CURRENT_VERSION));
928 shardManager.onReceiveCommand(MockClusterWrapper.createMemberUp("member-2", getRef().path().toString()));
930 verify(ready, times(1)).countDown();
935 public void testRoleChangeNotificationDoNothingForUnknownShard() throws Exception {
936 TestShardManager shardManager = newTestShardManager();
938 shardManager.onReceiveCommand(new RoleChangeNotification(
939 "unknown", RaftState.Candidate.name(), RaftState.Leader.name()));
941 verify(ready, never()).countDown();
945 public void testByDefaultSyncStatusIsFalse() throws Exception{
946 TestShardManager shardManager = newTestShardManager();
948 assertEquals(false, shardManager.getMBean().getSyncStatus());
952 public void testWhenShardIsLeaderSyncStatusIsTrue() throws Exception{
953 TestShardManager shardManager = newTestShardManager();
955 shardManager.onReceiveCommand(new RoleChangeNotification("member-1-shard-default-" + shardMrgIDSuffix,
956 RaftState.Follower.name(), RaftState.Leader.name()));
958 assertEquals(true, shardManager.getMBean().getSyncStatus());
962 public void testWhenShardIsCandidateSyncStatusIsFalse() throws Exception{
963 TestShardManager shardManager = newTestShardManager();
965 String shardId = "member-1-shard-default-" + shardMrgIDSuffix;
966 shardManager.onReceiveCommand(new RoleChangeNotification(shardId,
967 RaftState.Follower.name(), RaftState.Candidate.name()));
969 assertEquals(false, shardManager.getMBean().getSyncStatus());
971 // Send a FollowerInitialSyncStatus with status = true for the replica whose current state is candidate
972 shardManager.onReceiveCommand(new FollowerInitialSyncUpStatus(
975 assertEquals(false, shardManager.getMBean().getSyncStatus());
979 public void testWhenShardIsFollowerSyncStatusDependsOnFollowerInitialSyncStatus() throws Exception{
980 TestShardManager shardManager = newTestShardManager();
982 String shardId = "member-1-shard-default-" + shardMrgIDSuffix;
983 shardManager.onReceiveCommand(new RoleChangeNotification(shardId,
984 RaftState.Candidate.name(), RaftState.Follower.name()));
986 // Initially will be false
987 assertEquals(false, shardManager.getMBean().getSyncStatus());
989 // Send status true will make sync status true
990 shardManager.onReceiveCommand(new FollowerInitialSyncUpStatus(true, shardId));
992 assertEquals(true, shardManager.getMBean().getSyncStatus());
994 // Send status false will make sync status false
995 shardManager.onReceiveCommand(new FollowerInitialSyncUpStatus(false, shardId));
997 assertEquals(false, shardManager.getMBean().getSyncStatus());
1002 public void testWhenMultipleShardsPresentSyncStatusMustBeTrueForAllShards() throws Exception{
1003 TestShardManager shardManager = newTestShardManager(newShardMgrProps(new MockConfiguration() {
1005 public List<String> getMemberShardNames(String memberName) {
1006 return Arrays.asList("default", "astronauts");
1010 // Initially will be false
1011 assertEquals(false, shardManager.getMBean().getSyncStatus());
1013 // Make default shard leader
1014 String defaultShardId = "member-1-shard-default-" + shardMrgIDSuffix;
1015 shardManager.onReceiveCommand(new RoleChangeNotification(defaultShardId,
1016 RaftState.Follower.name(), RaftState.Leader.name()));
1018 // default = Leader, astronauts is unknown so sync status remains false
1019 assertEquals(false, shardManager.getMBean().getSyncStatus());
1021 // Make astronauts shard leader as well
1022 String astronautsShardId = "member-1-shard-astronauts-" + shardMrgIDSuffix;
1023 shardManager.onReceiveCommand(new RoleChangeNotification(astronautsShardId,
1024 RaftState.Follower.name(), RaftState.Leader.name()));
1026 // Now sync status should be true
1027 assertEquals(true, shardManager.getMBean().getSyncStatus());
1029 // Make astronauts a Follower
1030 shardManager.onReceiveCommand(new RoleChangeNotification(astronautsShardId,
1031 RaftState.Leader.name(), RaftState.Follower.name()));
1033 // Sync status is not true
1034 assertEquals(false, shardManager.getMBean().getSyncStatus());
1036 // Make the astronauts follower sync status true
1037 shardManager.onReceiveCommand(new FollowerInitialSyncUpStatus(true, astronautsShardId));
1039 // Sync status is now true
1040 assertEquals(true, shardManager.getMBean().getSyncStatus());
1045 public void testOnReceiveSwitchShardBehavior() throws Exception {
1046 new JavaTestKit(getSystem()) {{
1047 final ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
1049 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
1050 shardManager.tell(new ActorInitialized(), mockShardActor);
1052 shardManager.tell(new SwitchShardBehavior(mockShardName, "Leader", 1000), getRef());
1054 SwitchBehavior switchBehavior = MessageCollectorActor.expectFirstMatching(mockShardActor, SwitchBehavior.class);
1056 assertEquals(RaftState.Leader, switchBehavior.getNewState());
1057 assertEquals(1000, switchBehavior.getNewTerm());
1062 public void testOnCreateShard() {
1063 new JavaTestKit(getSystem()) {{
1064 datastoreContextBuilder.shardInitializationTimeout(1, TimeUnit.MINUTES).persistent(true);
1066 ActorRef shardManager = getSystem().actorOf(newShardMgrProps(
1067 new ConfigurationImpl(new EmptyModuleShardConfigProvider())));
1069 SchemaContext schemaContext = TestModel.createTestContext();
1070 shardManager.tell(new UpdateSchemaContext(schemaContext), ActorRef.noSender());
1072 DatastoreContext datastoreContext = DatastoreContext.newBuilder().shardElectionTimeoutFactor(100).
1073 persistent(false).build();
1074 Shard.Builder shardBuilder = Shard.builder();
1076 ModuleShardConfiguration config = new ModuleShardConfiguration(URI.create("foo-ns"), "foo-module",
1077 "foo", null, Arrays.asList("member-1", "member-5", "member-6"));
1078 shardManager.tell(new CreateShard(config, shardBuilder, datastoreContext), getRef());
1080 expectMsgClass(duration("5 seconds"), Success.class);
1082 shardManager.tell(new FindLocalShard("foo", true), getRef());
1084 expectMsgClass(duration("5 seconds"), LocalShardFound.class);
1086 assertEquals("isRecoveryApplicable", false, shardBuilder.getDatastoreContext().isPersistent());
1087 assertTrue("Epxected ShardPeerAddressResolver", shardBuilder.getDatastoreContext().getShardRaftConfig().
1088 getPeerAddressResolver() instanceof ShardPeerAddressResolver);
1089 assertEquals("peerMembers", Sets.newHashSet(new ShardIdentifier("foo", "member-5", shardMrgIDSuffix).toString(),
1090 new ShardIdentifier("foo", "member-6", shardMrgIDSuffix).toString()),
1091 shardBuilder.getPeerAddresses().keySet());
1092 assertEquals("ShardIdentifier", new ShardIdentifier("foo", "member-1", shardMrgIDSuffix),
1093 shardBuilder.getId());
1094 assertSame("schemaContext", schemaContext, shardBuilder.getSchemaContext());
1096 // Send CreateShard with same name - should return Success with a message.
1098 shardManager.tell(new CreateShard(config, shardBuilder, null), getRef());
1100 Success success = expectMsgClass(duration("5 seconds"), Success.class);
1101 assertNotNull("Success status is null", success.status());
1106 public void testOnCreateShardWithLocalMemberNotInShardConfig() {
1107 new JavaTestKit(getSystem()) {{
1108 datastoreContextBuilder.shardInitializationTimeout(1, TimeUnit.MINUTES).persistent(true);
1110 ActorRef shardManager = getSystem().actorOf(newShardMgrProps(
1111 new ConfigurationImpl(new EmptyModuleShardConfigProvider())));
1113 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), ActorRef.noSender());
1115 Shard.Builder shardBuilder = Shard.builder();
1116 ModuleShardConfiguration config = new ModuleShardConfiguration(URI.create("foo-ns"), "foo-module",
1117 "foo", null, Arrays.asList("member-5", "member-6"));
1119 shardManager.tell(new CreateShard(config, shardBuilder, null), getRef());
1120 expectMsgClass(duration("5 seconds"), Success.class);
1122 shardManager.tell(new FindLocalShard("foo", true), getRef());
1123 expectMsgClass(duration("5 seconds"), LocalShardFound.class);
1125 assertEquals("peerMembers size", 0, shardBuilder.getPeerAddresses().size());
1126 assertEquals("schemaContext", DisableElectionsRaftPolicy.class.getName(),
1127 shardBuilder.getDatastoreContext().getShardRaftConfig().getCustomRaftPolicyImplementationClass());
1132 public void testOnCreateShardWithNoInitialSchemaContext() {
1133 new JavaTestKit(getSystem()) {{
1134 ActorRef shardManager = getSystem().actorOf(newShardMgrProps(
1135 new ConfigurationImpl(new EmptyModuleShardConfigProvider())));
1137 Shard.Builder shardBuilder = Shard.builder();
1139 ModuleShardConfiguration config = new ModuleShardConfiguration(URI.create("foo-ns"), "foo-module",
1140 "foo", null, Arrays.asList("member-1"));
1141 shardManager.tell(new CreateShard(config, shardBuilder, null), getRef());
1143 expectMsgClass(duration("5 seconds"), Success.class);
1145 SchemaContext schemaContext = TestModel.createTestContext();
1146 shardManager.tell(new UpdateSchemaContext(schemaContext), ActorRef.noSender());
1148 shardManager.tell(new FindLocalShard("foo", true), getRef());
1150 expectMsgClass(duration("5 seconds"), LocalShardFound.class);
1152 assertSame("schemaContext", schemaContext, shardBuilder.getSchemaContext());
1153 assertNotNull("schemaContext is null", shardBuilder.getDatastoreContext());
1158 public void testGetSnapshot() throws Throwable {
1159 JavaTestKit kit = new JavaTestKit(getSystem());
1161 MockConfiguration mockConfig = new MockConfiguration(ImmutableMap.<String, List<String>>builder().
1162 put("shard1", Arrays.asList("member-1")).
1163 put("shard2", Arrays.asList("member-1")).build());
1165 ActorRef shardManager = getSystem().actorOf(newShardMgrProps(mockConfig).withDispatcher(
1166 Dispatchers.DefaultDispatcherId()));
1168 shardManager.tell(GetSnapshot.INSTANCE, kit.getRef());
1169 Failure failure = kit.expectMsgClass(Failure.class);
1170 assertEquals("Failure cause type", IllegalStateException.class, failure.cause().getClass());
1172 kit = new JavaTestKit(getSystem());
1174 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), ActorRef.noSender());
1176 shardManager.tell(new FindLocalShard("shard1", true), kit.getRef());
1177 kit.expectMsgClass(LocalShardFound.class);
1178 shardManager.tell(new FindLocalShard("shard2", true), kit.getRef());
1179 kit.expectMsgClass(LocalShardFound.class);
1181 shardManager.tell(GetSnapshot.INSTANCE, kit.getRef());
1183 DatastoreSnapshot datastoreSnapshot = kit.expectMsgClass(DatastoreSnapshot.class);
1185 assertEquals("getType", shardMrgIDSuffix, datastoreSnapshot.getType());
1186 List<ShardSnapshot> shardSnapshots = datastoreSnapshot.getShardSnapshots();
1187 Set<String> actualShardNames = new HashSet<>();
1188 for(ShardSnapshot s: shardSnapshots) {
1189 actualShardNames.add(s.getName());
1192 assertEquals("Shard names", Sets.newHashSet("shard1", "shard2"), actualShardNames);
1194 shardManager.tell(PoisonPill.getInstance(), ActorRef.noSender());
1198 public void testAddShardReplicaForNonExistentShardConfig() throws Exception {
1199 new JavaTestKit(getSystem()) {{
1200 ActorRef shardManager = getSystem().actorOf(newShardMgrProps(
1201 new ConfigurationImpl(new EmptyModuleShardConfigProvider())));
1203 shardManager.tell(new AddShardReplica("model-inventory"), getRef());
1204 Status.Failure resp = expectMsgClass(duration("2 seconds"), Status.Failure.class);
1206 assertEquals("Failure obtained", true,
1207 (resp.cause() instanceof IllegalArgumentException));
1212 public void testAddShardReplica() throws Exception {
1213 MockConfiguration mockConfig =
1214 new MockConfiguration(ImmutableMap.<String, List<String>>builder().
1215 put("default", Arrays.asList("member-1", "member-2")).
1216 put("astronauts", Arrays.asList("member-2")).build());
1218 String shardManagerID = ShardManagerIdentifier.builder().type(shardMrgIDSuffix).build().toString();
1220 // Create an ActorSystem ShardManager actor for member-1.
1221 final ActorSystem system1 = ActorSystem.create("cluster-test", ConfigFactory.load().getConfig("Member1"));
1222 Cluster.get(system1).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
1223 ActorRef mockDefaultShardActor = newMockShardActor(system1, Shard.DEFAULT_NAME, "member-1");
1224 final TestActorRef<ForwardingShardManager> newReplicaShardManager = TestActorRef.create(system1,
1225 newPropsShardMgrWithMockShardActor("shardManager1", mockDefaultShardActor,
1226 new ClusterWrapperImpl(system1), mockConfig), shardManagerID);
1228 // Create an ActorSystem ShardManager actor for member-2.
1229 final ActorSystem system2 = ActorSystem.create("cluster-test",
1230 ConfigFactory.load().getConfig("Member2"));
1231 Cluster.get(system2).join(AddressFromURIString.parse("akka.tcp://cluster-test@127.0.0.1:2558"));
1233 String name = new ShardIdentifier("astronauts", "member-2", "config").toString();
1234 final TestActorRef<MockRespondActor> mockShardLeaderActor =
1235 TestActorRef.create(system2, Props.create(MockRespondActor.class), name);
1236 final TestActorRef<ForwardingShardManager> leaderShardManager = TestActorRef.create(system2,
1237 newPropsShardMgrWithMockShardActor("shardManager2", mockShardLeaderActor,
1238 new ClusterWrapperImpl(system2), mockConfig), shardManagerID);
1240 new JavaTestKit(system1) {{
1242 newReplicaShardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
1243 leaderShardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
1245 leaderShardManager.tell(new ActorInitialized(), mockShardLeaderActor);
1247 String memberId2 = "member-2-shard-astronauts-" + shardMrgIDSuffix;
1248 short leaderVersion = DataStoreVersions.CURRENT_VERSION - 1;
1249 leaderShardManager.tell(new ShardLeaderStateChanged(memberId2, memberId2,
1250 Optional.of(mock(DataTree.class)), leaderVersion), mockShardLeaderActor);
1251 leaderShardManager.tell(new RoleChangeNotification(memberId2,
1252 RaftState.Candidate.name(), RaftState.Leader.name()), mockShardLeaderActor);
1254 newReplicaShardManager.underlyingActor().waitForMemberUp();
1255 leaderShardManager.underlyingActor().waitForMemberUp();
1257 //construct a mock response message
1258 AddServerReply response = new AddServerReply(ServerChangeStatus.OK, memberId2);
1259 mockShardLeaderActor.underlyingActor().updateResponse(response);
1260 newReplicaShardManager.tell(new AddShardReplica("astronauts"), getRef());
1261 AddServer addServerMsg = MessageCollectorActor.expectFirstMatching(mockShardLeaderActor,
1263 String addServerId = "member-1-shard-astronauts-" + shardMrgIDSuffix;
1264 assertEquals("AddServer serverId", addServerId, addServerMsg.getNewServerId());
1265 newReplicaShardManager.underlyingActor()
1266 .verifySnapshotPersisted(Sets.newHashSet("default", "astronauts"));
1267 expectMsgClass(duration("5 seconds"), Status.Success.class);
1270 JavaTestKit.shutdownActorSystem(system1);
1271 JavaTestKit.shutdownActorSystem(system2);
1275 public void testAddShardReplicaWithPreExistingReplicaInRemoteShardLeader() throws Exception {
1276 new JavaTestKit(getSystem()) {{
1277 TestActorRef<ForwardingShardManager> shardManager = TestActorRef.create(getSystem(),
1278 newPropsShardMgrWithMockShardActor(), shardMgrID);
1280 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
1281 shardManager.tell(new ActorInitialized(), mockShardActor);
1283 String leaderId = "leader-member-shard-default-" + shardMrgIDSuffix;
1284 AddServerReply addServerReply = new AddServerReply(ServerChangeStatus.ALREADY_EXISTS, null);
1285 ActorRef leaderShardActor = shardManager.underlyingActor().getContext().actorOf(
1286 Props.create(MockRespondActor.class, addServerReply), leaderId);
1288 MockClusterWrapper.sendMemberUp(shardManager, "leader-member", leaderShardActor.path().toString());
1290 String newReplicaId = "member-1-shard-default-" + shardMrgIDSuffix;
1291 shardManager.tell(new RoleChangeNotification(newReplicaId,
1292 RaftState.Candidate.name(), RaftState.Follower.name()), mockShardActor);
1293 shardManager.tell(new ShardLeaderStateChanged(newReplicaId, leaderId, Optional.<DataTree>absent(),
1294 DataStoreVersions.CURRENT_VERSION), mockShardActor);
1296 shardManager.tell(new AddShardReplica(Shard.DEFAULT_NAME), getRef());
1298 MessageCollectorActor.expectFirstMatching(leaderShardActor, AddServer.class);
1300 Failure resp = expectMsgClass(duration("5 seconds"), Failure.class);
1301 assertEquals("Failure cause", AlreadyExistsException.class, resp.cause().getClass());
1303 shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
1304 expectMsgClass(duration("5 seconds"), LocalShardFound.class);
1306 // Send message again to verify previous in progress state is cleared
1308 shardManager.tell(new AddShardReplica(Shard.DEFAULT_NAME), getRef());
1309 resp = expectMsgClass(duration("5 seconds"), Failure.class);
1310 assertEquals("Failure cause", AlreadyExistsException.class, resp.cause().getClass());
1312 // Send message again with an AddServer timeout to verify the pre-existing shard actor isn't terminated.
1314 shardManager.tell(newDatastoreContextFactory(datastoreContextBuilder.
1315 shardLeaderElectionTimeout(100, TimeUnit.MILLISECONDS).build()), getRef());
1316 leaderShardActor.tell(MockRespondActor.CLEAR_RESPONSE, ActorRef.noSender());
1317 shardManager.tell(new AddShardReplica(Shard.DEFAULT_NAME), getRef());
1318 expectMsgClass(duration("5 seconds"), Failure.class);
1320 shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
1321 expectMsgClass(duration("5 seconds"), LocalShardFound.class);
1323 leaderShardActor.tell(PoisonPill.getInstance(), ActorRef.noSender());
1328 public void testAddShardReplicaWithPreExistingLocalReplicaLeader() throws Exception {
1329 new JavaTestKit(getSystem()) {{
1330 String memberId = "member-1-shard-default-" + shardMrgIDSuffix;
1331 ActorRef shardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor());
1333 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
1334 shardManager.tell(new ActorInitialized(), mockShardActor);
1335 shardManager.tell(new ShardLeaderStateChanged(memberId, memberId, Optional.of(mock(DataTree.class)),
1336 DataStoreVersions.CURRENT_VERSION), getRef());
1337 shardManager.tell((new RoleChangeNotification(memberId, RaftState.Candidate.name(),
1338 RaftState.Leader.name())), mockShardActor);
1340 shardManager.tell(new AddShardReplica(Shard.DEFAULT_NAME), getRef());
1341 Failure resp = expectMsgClass(duration("5 seconds"), Failure.class);
1342 assertEquals("Failure cause", AlreadyExistsException.class, resp.cause().getClass());
1344 shardManager.tell(new FindLocalShard(Shard.DEFAULT_NAME, false), getRef());
1345 expectMsgClass(duration("5 seconds"), LocalShardFound.class);
1350 public void testAddShardReplicaWithAddServerReplyFailure() throws Exception {
1351 new JavaTestKit(getSystem()) {{
1352 JavaTestKit mockShardLeaderKit = new JavaTestKit(getSystem());
1354 MockConfiguration mockConfig =
1355 new MockConfiguration(ImmutableMap.<String, List<String>>builder().
1356 put("astronauts", Arrays.asList("member-2")).build());
1358 ActorRef mockNewReplicaShardActor = newMockShardActor(getSystem(), "astronauts", "member-1");
1359 TestActorRef<ForwardingShardManager> shardManager = TestActorRef.create(getSystem(),
1360 newPropsShardMgrWithMockShardActor("newReplicaShardManager", mockNewReplicaShardActor,
1361 new MockClusterWrapper(), mockConfig), shardMgrID);
1362 shardManager.underlyingActor().setMessageInterceptor(newFindPrimaryInterceptor(mockShardLeaderKit.getRef()));
1364 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
1366 JavaTestKit terminateWatcher = new JavaTestKit(getSystem());
1367 terminateWatcher.watch(mockNewReplicaShardActor);
1369 shardManager.tell(new AddShardReplica("astronauts"), getRef());
1371 AddServer addServerMsg = mockShardLeaderKit.expectMsgClass(AddServer.class);
1372 assertEquals("AddServer serverId", "member-1-shard-astronauts-" + shardMrgIDSuffix,
1373 addServerMsg.getNewServerId());
1374 mockShardLeaderKit.reply(new AddServerReply(ServerChangeStatus.TIMEOUT, null));
1376 Failure failure = expectMsgClass(duration("5 seconds"), Failure.class);
1377 assertEquals("Failure cause", TimeoutException.class, failure.cause().getClass());
1379 shardManager.tell(new FindLocalShard("astronauts", false), getRef());
1380 expectMsgClass(duration("5 seconds"), LocalShardNotFound.class);
1382 terminateWatcher.expectTerminated(mockNewReplicaShardActor);
1384 shardManager.tell(new AddShardReplica("astronauts"), getRef());
1385 mockShardLeaderKit.expectMsgClass(AddServer.class);
1386 mockShardLeaderKit.reply(new AddServerReply(ServerChangeStatus.NO_LEADER, null));
1387 failure = expectMsgClass(duration("5 seconds"), Failure.class);
1388 assertEquals("Failure cause", NoShardLeaderException.class, failure.cause().getClass());
1393 public void testAddShardReplicaWithAlreadyInProgress() throws Exception {
1394 new JavaTestKit(getSystem()) {{
1395 JavaTestKit mockShardLeaderKit = new JavaTestKit(getSystem());
1396 JavaTestKit secondRequestKit = new JavaTestKit(getSystem());
1398 MockConfiguration mockConfig =
1399 new MockConfiguration(ImmutableMap.<String, List<String>>builder().
1400 put("astronauts", Arrays.asList("member-2")).build());
1402 TestActorRef<ForwardingShardManager> shardManager = TestActorRef.create(getSystem(),
1403 newPropsShardMgrWithMockShardActor("newReplicaShardManager", mockShardActor,
1404 new MockClusterWrapper(), mockConfig), shardMgrID);
1405 shardManager.underlyingActor().setMessageInterceptor(newFindPrimaryInterceptor(mockShardLeaderKit.getRef()));
1407 shardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
1409 shardManager.tell(new AddShardReplica("astronauts"), getRef());
1411 mockShardLeaderKit.expectMsgClass(AddServer.class);
1413 shardManager.tell(new AddShardReplica("astronauts"), secondRequestKit.getRef());
1415 secondRequestKit.expectMsgClass(duration("5 seconds"), Failure.class);
1420 public void testAddShardReplicaWithFindPrimaryTimeout() throws Exception {
1421 new JavaTestKit(getSystem()) {{
1422 MockConfiguration mockConfig = new MockConfiguration(ImmutableMap.<String, List<String>>builder().
1423 put("astronauts", Arrays.asList("member-2")).build());
1425 ActorRef newReplicaShardManager = getSystem().actorOf(newPropsShardMgrWithMockShardActor(
1426 "shardManager", mockShardActor, new MockClusterWrapper(), mockConfig));
1428 newReplicaShardManager.tell(new UpdateSchemaContext(TestModel.createTestContext()), getRef());
1429 MockClusterWrapper.sendMemberUp(newReplicaShardManager, "member-2", getRef().path().toString());
1431 newReplicaShardManager.tell(new AddShardReplica("astronauts"), getRef());
1432 Status.Failure resp = expectMsgClass(duration("5 seconds"), Status.Failure.class);
1433 assertEquals("Failure obtained", true,
1434 (resp.cause() instanceof RuntimeException));
1439 public void testRemoveShardReplicaForNonExistentShard() throws Exception {
1440 new JavaTestKit(getSystem()) {{
1441 ActorRef shardManager = getSystem().actorOf(newShardMgrProps(
1442 new ConfigurationImpl(new EmptyModuleShardConfigProvider())));
1444 shardManager.tell(new RemoveShardReplica("model-inventory"), getRef());
1445 Status.Failure resp = expectMsgClass(duration("2 seconds"), Status.Failure.class);
1446 assertEquals("Failure obtained", true,
1447 (resp.cause() instanceof IllegalArgumentException));
1453 public void testShardPersistenceWithRestoredData() throws Exception {
1454 new JavaTestKit(getSystem()) {{
1455 MockConfiguration mockConfig =
1456 new MockConfiguration(ImmutableMap.<String, List<String>>builder().
1457 put("default", Arrays.asList("member-1", "member-2")).
1458 put("astronauts", Arrays.asList("member-2")).
1459 put("people", Arrays.asList("member-1", "member-2")).build());
1460 String[] restoredShards = {"default", "astronauts"};
1461 ShardManagerSnapshot snapshot = new ShardManagerSnapshot(Arrays.asList(restoredShards));
1462 InMemorySnapshotStore.addSnapshot("shard-manager-" + shardMrgIDSuffix, snapshot);
1464 //create shardManager to come up with restored data
1465 TestActorRef<TestShardManager> newRestoredShardManager = TestActorRef.create(getSystem(),
1466 newShardMgrProps(mockConfig));
1468 newRestoredShardManager.underlyingActor().waitForRecoveryComplete();
1470 newRestoredShardManager.tell(new FindLocalShard("people", false), getRef());
1471 LocalShardNotFound notFound = expectMsgClass(duration("5 seconds"), LocalShardNotFound.class);
1472 assertEquals("for uninitialized shard", "people", notFound.getShardName());
1474 //Verify a local shard is created for the restored shards,
1475 //although we expect a NotInitializedException for the shards as the actor initialization
1476 //message is not sent for them
1477 newRestoredShardManager.tell(new FindLocalShard("default", false), getRef());
1478 expectMsgClass(duration("5 seconds"), NotInitializedException.class);
1480 newRestoredShardManager.tell(new FindLocalShard("astronauts", false), getRef());
1481 expectMsgClass(duration("5 seconds"), NotInitializedException.class);
1486 private static class TestShardManager extends ShardManager {
1487 private final CountDownLatch recoveryComplete = new CountDownLatch(1);
1489 private TestShardManager(Builder builder) {
1494 public void handleRecover(Object message) throws Exception {
1496 super.handleRecover(message);
1498 if(message instanceof RecoveryCompleted) {
1499 recoveryComplete.countDown();
1504 void waitForRecoveryComplete() {
1505 assertEquals("Recovery complete", true,
1506 Uninterruptibles.awaitUninterruptibly(recoveryComplete, 5, TimeUnit.SECONDS));
1509 public static Builder builder(DatastoreContext.Builder datastoreContextBuilder) {
1510 return new Builder(datastoreContextBuilder);
1513 private static class Builder extends ShardManager.Builder {
1514 Builder(DatastoreContext.Builder datastoreContextBuilder) {
1515 cluster(new MockClusterWrapper()).configuration(new MockConfiguration());
1516 datastoreContextFactory(newDatastoreContextFactory(datastoreContextBuilder.build()));
1517 waitTillReadyCountdownLatch(ready).primaryShardInfoCache(new PrimaryShardInfoFutureCache());
1521 public Props props() {
1523 return Props.create(TestShardManager.class, this);
1528 private static class DelegatingShardManagerCreator implements Creator<ShardManager> {
1529 private static final long serialVersionUID = 1L;
1530 private final Creator<ShardManager> delegate;
1532 public DelegatingShardManagerCreator(Creator<ShardManager> delegate) {
1533 this.delegate = delegate;
1537 public ShardManager create() throws Exception {
1538 return delegate.create();
1542 interface MessageInterceptor extends Function<Object, Object> {
1543 boolean canIntercept(Object message);
1546 private MessageInterceptor newFindPrimaryInterceptor(final ActorRef primaryActor) {
1547 return new MessageInterceptor(){
1549 public Object apply(Object message) {
1550 return new RemotePrimaryShardFound(Serialization.serializedActorPath(primaryActor), (short) 1);
1554 public boolean canIntercept(Object message) {
1555 return message instanceof FindPrimary;
1560 private static class ForwardingShardManager extends ShardManager {
1561 private CountDownLatch findPrimaryMessageReceived = new CountDownLatch(1);
1562 private CountDownLatch memberUpReceived = new CountDownLatch(1);
1563 private CountDownLatch memberRemovedReceived = new CountDownLatch(1);
1564 private CountDownLatch memberUnreachableReceived = new CountDownLatch(1);
1565 private CountDownLatch memberReachableReceived = new CountDownLatch(1);
1566 private final ActorRef shardActor;
1567 private final String name;
1568 private final CountDownLatch snapshotPersist = new CountDownLatch(1);
1569 private ShardManagerSnapshot snapshot;
1570 private volatile MessageInterceptor messageInterceptor;
1572 public ForwardingShardManager(Builder builder, String name, ActorRef shardActor) {
1574 this.shardActor = shardActor;
1578 void setMessageInterceptor(MessageInterceptor messageInterceptor) {
1579 this.messageInterceptor = messageInterceptor;
1584 public void handleCommand(Object message) throws Exception {
1586 if(messageInterceptor != null && messageInterceptor.canIntercept(message)) {
1587 getSender().tell(messageInterceptor.apply(message), getSelf());
1589 super.handleCommand(message);
1592 if(message instanceof FindPrimary) {
1593 findPrimaryMessageReceived.countDown();
1594 } else if(message instanceof ClusterEvent.MemberUp) {
1595 String role = ((ClusterEvent.MemberUp)message).member().roles().head();
1596 if(!getCluster().getCurrentMemberName().equals(role)) {
1597 memberUpReceived.countDown();
1599 } else if(message instanceof ClusterEvent.MemberRemoved) {
1600 String role = ((ClusterEvent.MemberRemoved)message).member().roles().head();
1601 if(!getCluster().getCurrentMemberName().equals(role)) {
1602 memberRemovedReceived.countDown();
1604 } else if(message instanceof ClusterEvent.UnreachableMember) {
1605 String role = ((ClusterEvent.UnreachableMember)message).member().roles().head();
1606 if(!getCluster().getCurrentMemberName().equals(role)) {
1607 memberUnreachableReceived.countDown();
1609 } else if(message instanceof ClusterEvent.ReachableMember) {
1610 String role = ((ClusterEvent.ReachableMember)message).member().roles().head();
1611 if(!getCluster().getCurrentMemberName().equals(role)) {
1612 memberReachableReceived.countDown();
1619 public String persistenceId() {
1624 protected ActorRef newShardActor(SchemaContext schemaContext, ShardInformation info) {
1628 void waitForMemberUp() {
1629 assertEquals("MemberUp received", true,
1630 Uninterruptibles.awaitUninterruptibly(memberUpReceived, 5, TimeUnit.SECONDS));
1631 memberUpReceived = new CountDownLatch(1);
1634 void waitForMemberRemoved() {
1635 assertEquals("MemberRemoved received", true,
1636 Uninterruptibles.awaitUninterruptibly(memberRemovedReceived, 5, TimeUnit.SECONDS));
1637 memberRemovedReceived = new CountDownLatch(1);
1640 void waitForUnreachableMember() {
1641 assertEquals("UnreachableMember received", true,
1642 Uninterruptibles.awaitUninterruptibly(memberUnreachableReceived, 5, TimeUnit.SECONDS
1644 memberUnreachableReceived = new CountDownLatch(1);
1647 void waitForReachableMember() {
1648 assertEquals("ReachableMember received", true,
1649 Uninterruptibles.awaitUninterruptibly(memberReachableReceived, 5, TimeUnit.SECONDS));
1650 memberReachableReceived = new CountDownLatch(1);
1653 void verifyFindPrimary() {
1654 assertEquals("FindPrimary received", true,
1655 Uninterruptibles.awaitUninterruptibly(findPrimaryMessageReceived, 5, TimeUnit.SECONDS));
1656 findPrimaryMessageReceived = new CountDownLatch(1);
1660 public void saveSnapshot(Object obj) {
1661 snapshot = (ShardManagerSnapshot) obj;
1662 snapshotPersist.countDown();
1665 void verifySnapshotPersisted(Set<String> shardList) {
1666 assertEquals("saveSnapshot invoked", true,
1667 Uninterruptibles.awaitUninterruptibly(snapshotPersist, 5, TimeUnit.SECONDS));
1668 assertEquals("Shard Persisted", shardList, Sets.newHashSet(snapshot.getShardList()));
1672 private static class MockRespondActor extends MessageCollectorActor {
1673 static final String CLEAR_RESPONSE = "clear-response";
1675 private volatile Object responseMsg;
1677 @SuppressWarnings("unused")
1678 public MockRespondActor() {
1681 @SuppressWarnings("unused")
1682 public MockRespondActor(Object responseMsg) {
1683 this.responseMsg = responseMsg;
1686 public void updateResponse(Object response) {
1687 responseMsg = response;
1691 public void onReceive(Object message) throws Exception {
1692 super.onReceive(message);
1693 if (message instanceof AddServer) {
1694 if (responseMsg != null) {
1695 getSender().tell(responseMsg, getSelf());
1697 } if(message.equals(CLEAR_RESPONSE)) {