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), followerActorContext.getPeerIds());
166 assertEquals("New follower peers", Sets.newHashSet(LEADER_ID, FOLLOWER_ID), newFollowerActorContext.getPeerIds());
168 expectFirstMatching(newFollowerCollectorActor, ApplyState.class);
169 expectFirstMatching(followerActor, ApplyState.class);
171 assertEquals("Follower commit index", 3, followerActorContext.getCommitIndex());
172 assertEquals("Follower last applied index", 3, followerActorContext.getLastApplied());
173 assertEquals("New follower commit index", 3, newFollowerActorContext.getCommitIndex());
174 assertEquals("New follower last applied index", 3, newFollowerActorContext.getLastApplied());
178 public void testAddServerWithNoExistingFollower() throws Exception {
179 RaftActorContext initialActorContext = new MockRaftActorContext();
180 initialActorContext.setCommitIndex(1);
181 initialActorContext.setLastApplied(1);
182 initialActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().createEntries(
185 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
186 MockLeaderRaftActor.props(ImmutableMap.<String, String>of(),
187 initialActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
188 actorFactory.generateActorId(LEADER_ID));
190 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
191 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
193 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
195 // Leader should install snapshot - capture and verify ApplySnapshot contents
197 ApplySnapshot applySnapshot = expectFirstMatching(newFollowerCollectorActor, ApplySnapshot.class);
198 List<Object> snapshotState = (List<Object>) MockRaftActor.toObject(applySnapshot.getSnapshot().getState());
199 assertEquals("Snapshot state", snapshotState, leaderRaftActor.getState());
201 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
202 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
203 assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
205 // Verify ServerConfigurationPayload entry in leader's log
207 assertEquals("Leader journal last index", 2, leaderActorContext.getReplicatedLog().lastIndex());
208 assertEquals("Leader commit index", 2, leaderActorContext.getCommitIndex());
209 assertEquals("Leader last applied index", 2, leaderActorContext.getLastApplied());
210 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(), LEADER_ID, NEW_SERVER_ID);
212 // Verify ServerConfigurationPayload entry in the new follower
214 expectFirstMatching(newFollowerCollectorActor, ApplyState.class);
215 assertEquals("New follower journal last index", 2, newFollowerActorContext.getReplicatedLog().lastIndex());
216 verifyServerConfigurationPayloadEntry(newFollowerActorContext.getReplicatedLog(), LEADER_ID, NEW_SERVER_ID);
218 // Verify new server config was applied in the new follower
220 assertEquals("New follower peers", Sets.newHashSet(LEADER_ID), newFollowerActorContext.getPeerIds());
224 public void testAddServersAsNonVoting() throws Exception {
225 RaftActorContext initialActorContext = new MockRaftActorContext();
226 initialActorContext.setCommitIndex(-1);
227 initialActorContext.setLastApplied(-1);
228 initialActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().build());
230 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
231 MockLeaderRaftActor.props(ImmutableMap.<String, String>of(),
232 initialActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
233 actorFactory.generateActorId(LEADER_ID));
235 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
236 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
238 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), false), testKit.getRef());
240 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
241 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
242 assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
244 // Verify ServerConfigurationPayload entry in leader's log
246 assertEquals("Leader journal last index", 0, leaderActorContext.getReplicatedLog().lastIndex());
247 assertEquals("Leader commit index", 0, leaderActorContext.getCommitIndex());
248 assertEquals("Leader last applied index", 0, leaderActorContext.getLastApplied());
249 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(), LEADER_ID, NEW_SERVER_ID);
251 // Verify ServerConfigurationPayload entry in the new follower
253 expectFirstMatching(newFollowerCollectorActor, ApplyState.class);
254 assertEquals("New follower journal last index", 0, newFollowerActorContext.getReplicatedLog().lastIndex());
255 verifyServerConfigurationPayloadEntry(newFollowerActorContext.getReplicatedLog(), LEADER_ID, NEW_SERVER_ID);
257 // Verify new server config was applied in the new follower
259 assertEquals("New follower peers", Sets.newHashSet(LEADER_ID), newFollowerActorContext.getPeerIds());
261 MessageCollectorActor.assertNoneMatching(newFollowerCollectorActor, InstallSnapshot.class, 500);
263 // Add another non-voting server.
265 RaftActorContext follower2ActorContext = newFollowerContext(NEW_SERVER_ID2, followerActor);
266 Follower newFollower2 = new Follower(follower2ActorContext);
267 followerActor.underlyingActor().setBehavior(newFollower2);
269 leaderActor.tell(new AddServer(NEW_SERVER_ID2, followerActor.path().toString(), false), testKit.getRef());
271 addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
272 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
273 assertEquals("getLeaderHint", LEADER_ID, addServerReply.getLeaderHint());
275 assertEquals("Leader journal last index", 1, leaderActorContext.getReplicatedLog().lastIndex());
276 assertEquals("Leader commit index", 1, leaderActorContext.getCommitIndex());
277 assertEquals("Leader last applied index", 1, leaderActorContext.getLastApplied());
278 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(),
279 LEADER_ID, NEW_SERVER_ID, NEW_SERVER_ID2);
283 public void testAddServerWithOperationInProgress() throws Exception {
284 RaftActorContext initialActorContext = new MockRaftActorContext();
285 initialActorContext.setCommitIndex(-1);
286 initialActorContext.setLastApplied(-1);
287 initialActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().build());
289 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
290 MockLeaderRaftActor.props(ImmutableMap.<String, String>of(),
291 initialActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
292 actorFactory.generateActorId(LEADER_ID));
294 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
295 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
297 RaftActorContext follower2ActorContext = newFollowerContext(NEW_SERVER_ID2, followerActor);
298 Follower newFollower2 = new Follower(follower2ActorContext);
299 followerActor.underlyingActor().setBehavior(newFollower2);
301 MockNewFollowerRaftActor newFollowerRaftActorInstance = newFollowerRaftActor.underlyingActor();
302 newFollowerRaftActorInstance.setDropMessageOfType(InstallSnapshot.SERIALIZABLE_CLASS);
304 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
306 // Wait for leader's install snapshot and capture it
308 Object installSnapshot = expectFirstMatching(newFollowerCollectorActor, InstallSnapshot.class);
310 JavaTestKit testKit2 = new JavaTestKit(getSystem());
311 leaderActor.tell(new AddServer(NEW_SERVER_ID2, followerActor.path().toString(), false), testKit2.getRef());
313 newFollowerRaftActorInstance.setDropMessageOfType(null);
314 newFollowerRaftActor.tell(installSnapshot, leaderActor);
316 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
317 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
319 addServerReply = testKit2.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
320 assertEquals("getStatus", ServerChangeStatus.OK, addServerReply.getStatus());
322 // Verify ServerConfigurationPayload entries in leader's log
324 assertEquals("Leader journal last index", 1, leaderActorContext.getReplicatedLog().lastIndex());
325 assertEquals("Leader commit index", 1, leaderActorContext.getCommitIndex());
326 assertEquals("Leader last applied index", 1, leaderActorContext.getLastApplied());
327 verifyServerConfigurationPayloadEntry(leaderActorContext.getReplicatedLog(),
328 LEADER_ID, NEW_SERVER_ID, NEW_SERVER_ID2);
330 // Verify ServerConfigurationPayload entry in the new follower
332 MessageCollectorActor.expectMatching(newFollowerCollectorActor, ApplyState.class, 2);
334 assertEquals("New follower peers", Sets.newHashSet(LEADER_ID, NEW_SERVER_ID2),
335 newFollowerActorContext.getPeerIds());
339 public void testAddServerWithInstallSnapshotTimeout() throws Exception {
340 newFollowerRaftActor.underlyingActor().setDropMessageOfType(InstallSnapshot.SERIALIZABLE_CLASS);
342 RaftActorContext initialActorContext = new MockRaftActorContext();
343 initialActorContext.setCommitIndex(-1);
344 initialActorContext.setLastApplied(-1);
345 initialActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().build());
347 TestActorRef<MockLeaderRaftActor> leaderActor = actorFactory.createTestActor(
348 MockLeaderRaftActor.props(ImmutableMap.<String, String>of(),
349 initialActorContext).withDispatcher(Dispatchers.DefaultDispatcherId()),
350 actorFactory.generateActorId(LEADER_ID));
352 MockLeaderRaftActor leaderRaftActor = leaderActor.underlyingActor();
353 RaftActorContext leaderActorContext = leaderRaftActor.getRaftActorContext();
354 ((DefaultConfigParamsImpl)leaderActorContext.getConfigParams()).setElectionTimeoutFactor(1);
356 leaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
358 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
359 assertEquals("getStatus", ServerChangeStatus.TIMEOUT, addServerReply.getStatus());
361 assertEquals("Leader peers size", 0, leaderActorContext.getPeerIds().size());
362 assertEquals("Leader followers size", 0,
363 ((AbstractLeader)leaderRaftActor.getCurrentBehavior()).getFollowerIds().size());
367 public void testAddServerWithNoLeader() {
368 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
369 configParams.setHeartBeatInterval(new FiniteDuration(1, TimeUnit.DAYS));
371 TestActorRef<MockRaftActor> noLeaderActor = actorFactory.createTestActor(
372 MockRaftActor.props(LEADER_ID, ImmutableMap.<String,String>of(FOLLOWER_ID, followerActor.path().toString()),
373 Optional.<ConfigParams>of(configParams), NO_PERSISTENCE).withDispatcher(Dispatchers.DefaultDispatcherId()),
374 actorFactory.generateActorId(LEADER_ID));
375 noLeaderActor.underlyingActor().waitForInitializeBehaviorComplete();
377 noLeaderActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
378 AddServerReply addServerReply = testKit.expectMsgClass(JavaTestKit.duration("5 seconds"), AddServerReply.class);
379 assertEquals("getStatus", ServerChangeStatus.NO_LEADER, addServerReply.getStatus());
383 public void testAddServerForwardedToLeader() {
384 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
385 configParams.setHeartBeatInterval(new FiniteDuration(1, TimeUnit.DAYS));
387 TestActorRef<MessageCollectorActor> leaderActor = actorFactory.createTestActor(
388 MessageCollectorActor.props().withDispatcher(Dispatchers.DefaultDispatcherId()),
389 actorFactory.generateActorId(LEADER_ID));
391 TestActorRef<MockRaftActor> followerRaftActor = actorFactory.createTestActor(
392 MockRaftActor.props(FOLLOWER_ID, ImmutableMap.<String,String>of(LEADER_ID, leaderActor.path().toString()),
393 Optional.<ConfigParams>of(configParams), NO_PERSISTENCE).withDispatcher(Dispatchers.DefaultDispatcherId()),
394 actorFactory.generateActorId(FOLLOWER_ID));
395 followerRaftActor.underlyingActor().waitForInitializeBehaviorComplete();
397 followerRaftActor.tell(new AppendEntries(1, LEADER_ID, 0, 1, Collections.<ReplicatedLogEntry>emptyList(),
398 -1, -1, (short)0), leaderActor);
400 followerRaftActor.tell(new AddServer(NEW_SERVER_ID, newFollowerRaftActor.path().toString(), true), testKit.getRef());
401 expectFirstMatching(leaderActor, AddServer.class);
404 private void verifyServerConfigurationPayloadEntry(ReplicatedLog log, String... cNew) {
405 ReplicatedLogEntry logEntry = log.get(log.lastIndex());
406 assertEquals("Last log entry payload class", ServerConfigurationPayload.class, logEntry.getData().getClass());
407 ServerConfigurationPayload payload = (ServerConfigurationPayload)logEntry.getData();
408 assertEquals("getNewServerConfig", Sets.newHashSet(cNew), Sets.newHashSet(payload.getNewServerConfig()));
411 private RaftActorContext newFollowerContext(String id, TestActorRef<? extends UntypedActor> actor) {
412 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
413 configParams.setHeartBeatInterval(new FiniteDuration(100, TimeUnit.MILLISECONDS));
414 configParams.setElectionTimeoutFactor(100000);
415 ElectionTermImpl termInfo = new ElectionTermImpl(NO_PERSISTENCE, id, LOG);
416 termInfo.update(1, LEADER_ID);
417 RaftActorContext followerActorContext = new RaftActorContextImpl(actor, actor.underlyingActor().getContext(),
418 id, termInfo, -1, -1,
419 ImmutableMap.of(LEADER_ID, ""), configParams, NO_PERSISTENCE, LOG);
420 followerActorContext.setCommitIndex(-1);
421 followerActorContext.setLastApplied(-1);
422 followerActorContext.setReplicatedLog(new MockRaftActorContext.MockReplicatedLogBuilder().build());
424 return followerActorContext;
427 public static class MockLeaderRaftActor extends MockRaftActor {
428 public MockLeaderRaftActor(Map<String, String> peerAddresses, ConfigParams config,
429 RaftActorContext fromContext) {
430 super(LEADER_ID, peerAddresses, Optional.of(config), NO_PERSISTENCE);
432 RaftActorContext context = getRaftActorContext();
433 for(int i = 0; i < fromContext.getReplicatedLog().size(); i++) {
434 ReplicatedLogEntry entry = fromContext.getReplicatedLog().get(i);
435 getState().add(entry.getData());
436 context.getReplicatedLog().append(entry);
439 context.setCommitIndex(fromContext.getCommitIndex());
440 context.setLastApplied(fromContext.getLastApplied());
441 context.getTermInformation().update(fromContext.getTermInformation().getCurrentTerm(),
442 fromContext.getTermInformation().getVotedFor());
446 protected void initializeBehavior() {
447 changeCurrentBehavior(new Leader(getRaftActorContext()));
448 initializeBehaviorComplete.countDown();
452 public void createSnapshot(ActorRef actorRef) {
454 actorRef.tell(new CaptureSnapshotReply(RaftActorTest.fromObject(getState()).toByteArray()), actorRef);
455 } catch (Exception e) {
456 LOG.error("createSnapshot failed", e);
460 static Props props(Map<String, String> peerAddresses, RaftActorContext fromContext) {
461 DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
462 configParams.setHeartBeatInterval(new FiniteDuration(100, TimeUnit.MILLISECONDS));
463 configParams.setElectionTimeoutFactor(10);
464 return Props.create(MockLeaderRaftActor.class, peerAddresses, configParams, fromContext);
468 public static class MockNewFollowerRaftActor extends MockRaftActor {
469 private final TestActorRef<MessageCollectorActor> collectorActor;
470 private volatile Class<?> dropMessageOfType;
472 public MockNewFollowerRaftActor(ConfigParams config, TestActorRef<MessageCollectorActor> collectorActor) {
473 super(NEW_SERVER_ID, Maps.<String, String>newHashMap(), Optional.of(config), null);
474 this.collectorActor = collectorActor;
477 void setDropMessageOfType(Class<?> dropMessageOfType) {
478 this.dropMessageOfType = dropMessageOfType;
482 public void handleCommand(Object message) {
483 if(dropMessageOfType == null || !dropMessageOfType.equals(message.getClass())) {
484 super.handleCommand(message);
487 collectorActor.tell(message, getSender());
490 static Props props(ConfigParams config, TestActorRef<MessageCollectorActor> collectorActor) {
491 return Props.create(MockNewFollowerRaftActor.class, config, collectorActor);