2 * Copyright (c) 2015 Brocade Communications 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
8 package org.opendaylight.controller.cluster.raft;
10 import static org.junit.Assert.assertEquals;
11 import static org.opendaylight.controller.cluster.raft.utils.MessageCollectorActor.clearMessages;
12 import static org.opendaylight.controller.cluster.raft.utils.MessageCollectorActor.expectFirstMatching;
13 import akka.actor.ActorRef;
14 import akka.actor.Props;
15 import akka.actor.UntypedActor;
16 import akka.dispatch.Dispatchers;
17 import akka.testkit.JavaTestKit;
18 import akka.testkit.TestActorRef;
19 import com.google.common.base.Optional;
20 import com.google.common.collect.ImmutableMap;
21 import com.google.common.collect.Maps;
22 import com.google.common.collect.Sets;
23 import java.util.Collections;
24 import java.util.List;
26 //import java.util.List;
27 import java.util.concurrent.TimeUnit;
28 import org.junit.After;
29 import org.junit.Before;
30 import org.junit.Test;
31 import org.opendaylight.controller.cluster.DataPersistenceProvider;
32 import org.opendaylight.controller.cluster.NonPersistentDataProvider;
33 import org.opendaylight.controller.cluster.raft.base.messages.ApplySnapshot;
34 import org.opendaylight.controller.cluster.raft.base.messages.ApplyState;
35 import org.opendaylight.controller.cluster.raft.base.messages.CaptureSnapshotReply;
36 import org.opendaylight.controller.cluster.raft.behaviors.AbstractLeader;
37 import org.opendaylight.controller.cluster.raft.behaviors.Follower;
38 import org.opendaylight.controller.cluster.raft.behaviors.Leader;
39 import org.opendaylight.controller.cluster.raft.messages.AddServer;
40 import org.opendaylight.controller.cluster.raft.messages.AddServerReply;
41 import org.opendaylight.controller.cluster.raft.messages.AppendEntries;
42 import org.opendaylight.controller.cluster.raft.messages.InstallSnapshot;
43 import org.opendaylight.controller.cluster.raft.messages.ServerChangeStatus;
44 import org.opendaylight.controller.cluster.raft.policy.DisableElectionsRaftPolicy;
45 import org.opendaylight.controller.cluster.raft.utils.ForwardMessageToBehaviorActor;
46 import org.opendaylight.controller.cluster.raft.utils.InMemoryJournal;
47 import org.opendaylight.controller.cluster.raft.utils.InMemorySnapshotStore;
48 import org.opendaylight.controller.cluster.raft.utils.MessageCollectorActor;
49 import org.slf4j.Logger;
50 import org.slf4j.LoggerFactory;
51 import scala.concurrent.duration.FiniteDuration;
54 * Unit tests for RaftActorServerConfigurationSupport.
56 * @author Thomas Pantelis
58 public class RaftActorServerConfigurationSupportTest extends AbstractActorTest {
59 static final String LEADER_ID = "leader";
60 static final String FOLLOWER_ID = "follower";
61 static final String NEW_SERVER_ID = "new-server";
62 static final String NEW_SERVER_ID2 = "new-server2";
63 private static final Logger LOG = LoggerFactory.getLogger(RaftActorServerConfigurationSupportTest.class);
64 private static final DataPersistenceProvider NO_PERSISTENCE = new NonPersistentDataProvider();
66 private final TestActorFactory actorFactory = new TestActorFactory(getSystem());
68 private final TestActorRef<ForwardMessageToBehaviorActor> followerActor = actorFactory.createTestActor(
69 Props.create(ForwardMessageToBehaviorActor.class).withDispatcher(Dispatchers.DefaultDispatcherId()),
70 actorFactory.generateActorId(FOLLOWER_ID));
72 private TestActorRef<MockNewFollowerRaftActor> newFollowerRaftActor;
73 private TestActorRef<MessageCollectorActor> newFollowerCollectorActor;
74 private RaftActorContext newFollowerActorContext;
76 private final JavaTestKit testKit = new JavaTestKit(getSystem());
80 InMemoryJournal.clear();
81 InMemorySnapshotStore.clear();
83 DefaultConfigParamsImpl configParams = newFollowerConfigParams();
85 newFollowerCollectorActor = actorFactory.createTestActor(
86 MessageCollectorActor.props().withDispatcher(Dispatchers.DefaultDispatcherId()),
87 actorFactory.generateActorId(NEW_SERVER_ID + "Collector"));
88 newFollowerRaftActor = actorFactory.createTestActor(MockNewFollowerRaftActor.props(
89 configParams, newFollowerCollectorActor).withDispatcher(Dispatchers.DefaultDispatcherId()),
90 actorFactory.generateActorId(NEW_SERVER_ID));
93 newFollowerActorContext = newFollowerRaftActor.underlyingActor().getRaftActorContext();
94 } catch (Exception e) {
95 newFollowerActorContext = newFollowerRaftActor.underlyingActor().getRaftActorContext();
99 private DefaultConfigParamsImpl newFollowerConfigParams() {
100 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
101 configParams.setHeartBeatInterval(new FiniteDuration(100, TimeUnit.MILLISECONDS));
102 configParams.setElectionTimeoutFactor(100000);
103 configParams.setCustomRaftPolicyImplementationClass(DisableElectionsRaftPolicy.class.getName());
108 public void tearDown() throws Exception {
109 actorFactory.close();
113 public void testAddServerWithExistingFollower() throws Exception {
114 RaftActorContext followerActorContext = newFollowerContext(FOLLOWER_ID, followerActor);
115 followerActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().createEntries(
117 followerActorContext.setCommitIndex(2);
118 followerActorContext.setLastApplied(2);
120 Follower follower = new Follower(followerActorContext);
121 followerActor.underlyingActor().setBehavior(follower);
123 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
124 MockLeaderRaftActor.props(ImmutableMap.of(FOLLOWER_ID, followerActor.path().toString()),
125 followerActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
126 actorFactory.generateActorId(LEADER_ID));
128 // Expect initial heartbeat from the leader.
129 expectFirstMatching(followerActor, AppendEntries.class);
130 clearMessages(followerActor);
132 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
134 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
136 // Leader should install snapshot - capture and verify ApplySnapshot contents
138 ApplySnapshot applySnapshot = expectFirstMatching(newFollowerCollectorActor, ApplySnapshot.class);
139 List<Object> snapshotState = (List<Object>) MockRaftActor.toObject(applySnapshot.getSnapshot().getState());
140 assertEquals("Snapshot state", snapshotState, leaderRaftActor.getState());
142 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
143 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
144 assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
146 // Verify ServerConfigurationPayload entry in leader's log
148 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
149 assertEquals("Leader journal last index", 3, leaderActorContext.getReplicatedLog().lastIndex());
150 assertEquals("Leader commit index", 3, leaderActorContext.getCommitIndex());
151 assertEquals("Leader last applied index", 3, leaderActorContext.getLastApplied());
152 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(), LEADER_ID, FOLLOWER_ID, NEW_SERVER_ID);
154 // Verify ServerConfigurationPayload entry in both followers
156 assertEquals("Follower journal last index", 3, followerActorContext.getReplicatedLog().lastIndex());
157 verifyServerConfigurationPayloadEntry(followerActorContext.getReplicatedLog(), LEADER_ID, FOLLOWER_ID, NEW_SERVER_ID);
159 assertEquals("New follower journal last index", 3, newFollowerActorContext.getReplicatedLog().lastIndex());
160 verifyServerConfigurationPayloadEntry(newFollowerActorContext.getReplicatedLog(), LEADER_ID, FOLLOWER_ID, NEW_SERVER_ID);
162 // Verify new server config was applied in both followers
164 assertEquals("Follower peers", Sets.newHashSet(LEADER_ID, NEW_SERVER_ID),
165 followerActorContext.getPeerAddresses().keySet());
167 assertEquals("New follower peers", Sets.newHashSet(LEADER_ID, FOLLOWER_ID),
168 newFollowerActorContext.getPeerAddresses().keySet());
170 expectFirstMatching(newFollowerCollectorActor, ApplyState.class);
171 expectFirstMatching(followerActor, ApplyState.class);
173 assertEquals("Follower commit index", 3, followerActorContext.getCommitIndex());
174 assertEquals("Follower last applied index", 3, followerActorContext.getLastApplied());
175 assertEquals("New follower commit index", 3, newFollowerActorContext.getCommitIndex());
176 assertEquals("New follower last applied index", 3, newFollowerActorContext.getLastApplied());
180 public void testAddServerWithNoExistingFollower() throws Exception {
181 RaftActorContext initialActorContext = new MockRaftActorContext();
182 initialActorContext.setCommitIndex(1);
183 initialActorContext.setLastApplied(1);
184 initialActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().createEntries(
187 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
188 MockLeaderRaftActor.props(ImmutableMap.<String, String>of(),
189 initialActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
190 actorFactory.generateActorId(LEADER_ID));
192 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
193 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
195 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
197 // Leader should install snapshot - capture and verify ApplySnapshot contents
199 ApplySnapshot applySnapshot = expectFirstMatching(newFollowerCollectorActor, ApplySnapshot.class);
200 List<Object> snapshotState = (List<Object>) MockRaftActor.toObject(applySnapshot.getSnapshot().getState());
201 assertEquals("Snapshot state", snapshotState, leaderRaftActor.getState());
203 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
204 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
205 assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
207 // Verify ServerConfigurationPayload entry in leader's log
209 assertEquals("Leader journal last index", 2, leaderActorContext.getReplicatedLog().lastIndex());
210 assertEquals("Leader commit index", 2, leaderActorContext.getCommitIndex());
211 assertEquals("Leader last applied index", 2, leaderActorContext.getLastApplied());
212 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(), LEADER_ID, NEW_SERVER_ID);
214 // Verify ServerConfigurationPayload entry in the new follower
216 expectFirstMatching(newFollowerCollectorActor, ApplyState.class);
217 assertEquals("New follower journal last index", 2, newFollowerActorContext.getReplicatedLog().lastIndex());
218 verifyServerConfigurationPayloadEntry(newFollowerActorContext.getReplicatedLog(), LEADER_ID, NEW_SERVER_ID);
220 // Verify new server config was applied in the new follower
222 assertEquals("New follower peers", Sets.newHashSet(LEADER_ID),
223 newFollowerActorContext.getPeerAddresses().keySet());
227 public void testAddServersAsNonVoting() throws Exception {
228 RaftActorContext initialActorContext = new MockRaftActorContext();
229 initialActorContext.setCommitIndex(-1);
230 initialActorContext.setLastApplied(-1);
231 initialActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().build());
233 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
234 MockLeaderRaftActor.props(ImmutableMap.<String, String>of(),
235 initialActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
236 actorFactory.generateActorId(LEADER_ID));
238 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
239 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
241 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), false), testKit.getRef());
243 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
244 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
245 assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
247 // Verify ServerConfigurationPayload entry in leader's log
249 assertEquals("Leader journal last index", 0, leaderActorContext.getReplicatedLog().lastIndex());
250 assertEquals("Leader commit index", 0, leaderActorContext.getCommitIndex());
251 assertEquals("Leader last applied index", 0, leaderActorContext.getLastApplied());
252 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(), LEADER_ID, NEW_SERVER_ID);
254 // Verify ServerConfigurationPayload entry in the new follower
256 expectFirstMatching(newFollowerCollectorActor, ApplyState.class);
257 assertEquals("New follower journal last index", 0, newFollowerActorContext.getReplicatedLog().lastIndex());
258 verifyServerConfigurationPayloadEntry(newFollowerActorContext.getReplicatedLog(), LEADER_ID, NEW_SERVER_ID);
260 // Verify new server config was applied in the new follower
262 assertEquals("New follower peers", Sets.newHashSet(LEADER_ID),
263 newFollowerActorContext.getPeerAddresses().keySet());
265 MessageCollectorActor.assertNoneMatching(newFollowerCollectorActor, InstallSnapshot.class, 500);
267 // Add another non-voting server.
269 RaftActorContext follower2ActorContext = newFollowerContext(NEW_SERVER_ID2, followerActor);
270 Follower newFollower2 = new Follower(follower2ActorContext);
271 followerActor.underlyingActor().setBehavior(newFollower2);
273 leaderActor.tell(new AddServer(NEW_SERVER_ID2, followerActor.path().toString(), false), testKit.getRef());
275 addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
276 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
277 assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
279 assertEquals("Leader journal last index", 1, leaderActorContext.getReplicatedLog().lastIndex());
280 assertEquals("Leader commit index", 1, leaderActorContext.getCommitIndex());
281 assertEquals("Leader last applied index", 1, leaderActorContext.getLastApplied());
282 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(),
283 LEADER_ID, NEW_SERVER_ID, NEW_SERVER_ID2);
287 public void testAddServerWithOperationInProgress() throws Exception {
288 RaftActorContext initialActorContext = new MockRaftActorContext();
289 initialActorContext.setCommitIndex(-1);
290 initialActorContext.setLastApplied(-1);
291 initialActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().build());
293 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
294 MockLeaderRaftActor.props(ImmutableMap.<String, String>of(),
295 initialActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
296 actorFactory.generateActorId(LEADER_ID));
298 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
299 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
301 RaftActorContext follower2ActorContext = newFollowerContext(NEW_SERVER_ID2, followerActor);
302 Follower newFollower2 = new Follower(follower2ActorContext);
303 followerActor.underlyingActor().setBehavior(newFollower2);
305 MockNewFollowerRaftActor newFollowerRaftActorInstance = newFollowerRaftActor.underlyingActor();
306 newFollowerRaftActorInstance.setDropMessageOfType(InstallSnapshot.SERIALIZABLE_CLASS);
308 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
310 // Wait for leader's install snapshot and capture it
312 Object installSnapshot = expectFirstMatching(newFollowerCollectorActor, InstallSnapshot.class);
314 JavaTestKit testKit2 = new JavaTestKit(getSystem());
315 leaderActor.tell(new AddServer(NEW_SERVER_ID2, followerActor.path().toString(), false), testKit2.getRef());
317 newFollowerRaftActorInstance.setDropMessageOfType(null);
318 newFollowerRaftActor.tell(installSnapshot, leaderActor);
320 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
321 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
323 addServerReply = testKit2.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
324 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
326 // Verify ServerConfigurationPayload entries in leader's log
328 assertEquals("Leader journal last index", 1, leaderActorContext.getReplicatedLog().lastIndex());
329 assertEquals("Leader commit index", 1, leaderActorContext.getCommitIndex());
330 assertEquals("Leader last applied index", 1, leaderActorContext.getLastApplied());
331 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(),
332 LEADER_ID, NEW_SERVER_ID, NEW_SERVER_ID2);
334 // Verify ServerConfigurationPayload entry in the new follower
336 MessageCollectorActor.expectMatching(newFollowerCollectorActor, ApplyState.class, 2);
338 assertEquals("New follower peers", Sets.newHashSet(LEADER_ID, NEW_SERVER_ID2),
339 newFollowerActorContext.getPeerAddresses().keySet());
343 public void testAddServerWithInstallSnapshotTimeout() throws Exception {
344 newFollowerRaftActor.underlyingActor().setDropMessageOfType(InstallSnapshot.SERIALIZABLE_CLASS);
346 RaftActorContext initialActorContext = new MockRaftActorContext();
347 initialActorContext.setCommitIndex(-1);
348 initialActorContext.setLastApplied(-1);
349 initialActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().build());
351 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
352 MockLeaderRaftActor.props(ImmutableMap.<String, String>of(),
353 initialActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
354 actorFactory.generateActorId(LEADER_ID));
356 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
357 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
358 ((DefaultConfigParamsImpl)leaderActorContext.getConfigParams()).setElectionTimeoutFactor(1);
360 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
362 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
363 assertEquals("getStatus", ServerChangeStatus.TIMEOUT, addServerReply.getStatus());
365 assertEquals("Leader peers size", 0, leaderActorContext.getPeerAddresses().keySet().size());
366 assertEquals("Leader followers size", 0,
367 ((AbstractLeader)leaderRaftActor.getCurrentBehavior()).getFollowerIds().size());
371 public void testAddServerWithNoLeader() {
372 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
373 configParams.setHeartBeatInterval(new FiniteDuration(1, TimeUnit.DAYS));
375 TestActorRef<MockRaftActor> noLeaderActor = actorFactory.createTestActor(
376 MockRaftActor.props(LEADER_ID, ImmutableMap.<String,String>of(FOLLOWER_ID, followerActor.path().toString()),
377 Optional.<ConfigParams>of(configParams), NO_PERSISTENCE).withDispatcher(Dispatchers.DefaultDispatcherId()),
378 actorFactory.generateActorId(LEADER_ID));
379 noLeaderActor.underlyingActor().waitForInitializeBehaviorComplete();
381 noLeaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
382 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
383 assertEquals("getStatus", ServerChangeStatus.NO_LEADER, addServerReply.getStatus());
387 public void testAddServerForwardedToLeader() {
388 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
389 configParams.setHeartBeatInterval(new FiniteDuration(1, TimeUnit.DAYS));
391 TestActorRef<MessageCollectorActor> leaderActor = actorFactory.createTestActor(
392 MessageCollectorActor.props().withDispatcher(Dispatchers.DefaultDispatcherId()),
393 actorFactory.generateActorId(LEADER_ID));
395 TestActorRef<MockRaftActor> followerRaftActor = actorFactory.createTestActor(
396 MockRaftActor.props(FOLLOWER_ID, ImmutableMap.<String,String>of(LEADER_ID, leaderActor.path().toString()),
397 Optional.<ConfigParams>of(configParams), NO_PERSISTENCE).withDispatcher(Dispatchers.DefaultDispatcherId()),
398 actorFactory.generateActorId(FOLLOWER_ID));
399 followerRaftActor.underlyingActor().waitForInitializeBehaviorComplete();
401 followerRaftActor.tell(new AppendEntries(1, LEADER_ID, 0, 1, Collections.<ReplicatedLogEntry>emptyList(),
402 -1, -1, (short)0), leaderActor);
404 followerRaftActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
405 expectFirstMatching(leaderActor, AddServer.class);
408 private void verifyServerConfigurationPayloadEntry(ReplicatedLog log, String... cNew) {
409 ReplicatedLogEntry logEntry = log.get(log.lastIndex());
410 assertEquals("Last log entry payload class", ServerConfigurationPayload.class, logEntry.getData().getClass());
411 ServerConfigurationPayload payload = (ServerConfigurationPayload)logEntry.getData();
412 assertEquals("getNewServerConfig", Sets.newHashSet(cNew), Sets.newHashSet(payload.getNewServerConfig()));
415 private RaftActorContext newFollowerContext(String id, TestActorRef<? extends UntypedActor> actor) {
416 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
417 configParams.setHeartBeatInterval(new FiniteDuration(100, TimeUnit.MILLISECONDS));
418 configParams.setElectionTimeoutFactor(100000);
419 ElectionTermImpl termInfo = new ElectionTermImpl(NO_PERSISTENCE, id, LOG);
420 termInfo.update(1, LEADER_ID);
421 RaftActorContext followerActorContext = new RaftActorContextImpl(actor, actor.underlyingActor().getContext(),
422 id, termInfo, -1, -1,
423 ImmutableMap.of(LEADER_ID, ""), configParams, NO_PERSISTENCE, LOG);
424 followerActorContext.setCommitIndex(-1);
425 followerActorContext.setLastApplied(-1);
426 followerActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().build());
428 return followerActorContext;
431 public static class MockLeaderRaftActor extends MockRaftActor {
432 public MockLeaderRaftActor(Map<String, String> peerAddresses, ConfigParams config,
433 RaftActorContext fromContext) {
434 super(LEADER_ID, peerAddresses, Optional.of(config), NO_PERSISTENCE);
436 RaftActorContext context = getRaftActorContext();
437 for(int i = 0; i < fromContext.getReplicatedLog().size(); i++) {
438 ReplicatedLogEntry entry = fromContext.getReplicatedLog().get(i);
439 getState().add(entry.getData());
440 context.getReplicatedLog().append(entry);
443 context.setCommitIndex(fromContext.getCommitIndex());
444 context.setLastApplied(fromContext.getLastApplied());
445 context.getTermInformation().update(fromContext.getTermInformation().getCurrentTerm(),
446 fromContext.getTermInformation().getVotedFor());
450 protected void initializeBehavior() {
451 changeCurrentBehavior(new Leader(getRaftActorContext()));
452 initializeBehaviorComplete.countDown();
456 public void createSnapshot(ActorRef actorRef) {
458 actorRef.tell(new CaptureSnapshotReply(RaftActorTest.fromObject(getState()).toByteArray()), actorRef);
459 } catch (Exception e) {
460 LOG.error("createSnapshot failed", e);
464 static Props props(Map<String, String> peerAddresses, RaftActorContext fromContext) {
465 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
466 configParams.setHeartBeatInterval(new FiniteDuration(100, TimeUnit.MILLISECONDS));
467 configParams.setElectionTimeoutFactor(10);
468 return Props.create(MockLeaderRaftActor.class, peerAddresses, configParams, fromContext);
472 public static class MockNewFollowerRaftActor extends MockRaftActor {
473 private final TestActorRef<MessageCollectorActor> collectorActor;
474 private volatile Class<?> dropMessageOfType;
476 public MockNewFollowerRaftActor(ConfigParams config, TestActorRef<MessageCollectorActor> collectorActor) {
477 super(NEW_SERVER_ID, Maps.<String, String>newHashMap(), Optional.of(config), null);
478 this.collectorActor = collectorActor;
481 void setDropMessageOfType(Class<?> dropMessageOfType) {
482 this.dropMessageOfType = dropMessageOfType;
486 public void handleCommand(Object message) {
487 if(dropMessageOfType == null || !dropMessageOfType.equals(message.getClass())) {
488 super.handleCommand(message);
491 collectorActor.tell(message, getSender());
494 static Props props(ConfigParams config, TestActorRef<MessageCollectorActor> collectorActor) {
495 return Props.create(MockNewFollowerRaftActor.class, config, collectorActor);