X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Ftest%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2FRaftActorTest.java;h=c73344c44aa0bd2b28e7a8b69e05ef7a84996b99;hb=766df8b58cc1decd7b40e0adbf41d3657fc21f2c;hp=bdb1d6052c852edfee33ac2ca5a20b1e43bdabb4;hpb=e40d6fff44efc7eac7f5e00cb9db4f08f33a8df0;p=controller.git diff --git a/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/RaftActorTest.java b/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/RaftActorTest.java index bdb1d6052c..c73344c44a 100644 --- a/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/RaftActorTest.java +++ b/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/RaftActorTest.java @@ -1,9 +1,17 @@ +/* + * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others. All rights reserved. + * + * This program and the accompanying materials are made available under the + * terms of the Eclipse Public License v1.0 which accompanies this distribution, + * and is available at http://www.eclipse.org/legal/epl-v10.html + */ + package org.opendaylight.controller.cluster.raft; import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertNull; +import static org.junit.Assert.assertTrue; import static org.mockito.Matchers.any; import static org.mockito.Matchers.anyObject; import static org.mockito.Matchers.eq; @@ -17,6 +25,7 @@ import akka.actor.PoisonPill; import akka.actor.Props; import akka.actor.Terminated; import akka.japi.Procedure; +import akka.persistence.RecoveryCompleted; import akka.persistence.SaveSnapshotFailure; import akka.persistence.SaveSnapshotSuccess; import akka.persistence.SnapshotMetadata; @@ -51,6 +60,7 @@ import org.opendaylight.controller.cluster.raft.base.messages.CaptureSnapshot; import org.opendaylight.controller.cluster.raft.base.messages.CaptureSnapshotReply; import org.opendaylight.controller.cluster.raft.base.messages.DeleteEntries; import org.opendaylight.controller.cluster.raft.base.messages.SendHeartBeat; +import org.opendaylight.controller.cluster.raft.base.messages.SwitchBehavior; import org.opendaylight.controller.cluster.raft.base.messages.UpdateElectionTerm; import org.opendaylight.controller.cluster.raft.behaviors.Follower; import org.opendaylight.controller.cluster.raft.behaviors.Leader; @@ -418,15 +428,18 @@ public class RaftActorTest extends AbstractActorTest { notifierActor, LeaderStateChanged.class); assertEquals(raftRoleChanged.getMemberId(), leaderStateChange.getLeaderId()); + assertEquals(MockRaftActor.PAYLOAD_VERSION, leaderStateChange.getLeaderPayloadVersion()); notifierActor.underlyingActor().clear(); MockRaftActor raftActor = raftActorRef.underlyingActor(); final String newLeaderId = "new-leader"; + final short newLeaderVersion = 6; Follower follower = new Follower(raftActor.getRaftActorContext()) { @Override public RaftActorBehavior handleMessage(ActorRef sender, Object message) { leaderId = newLeaderId; + setLeaderPayloadVersion(newLeaderVersion); return this; } }; @@ -448,6 +461,15 @@ public class RaftActorTest extends AbstractActorTest { leaderStateChange = MessageCollectorActor.expectFirstMatching(notifierActor, LeaderStateChanged.class); assertEquals(persistenceId, leaderStateChange.getMemberId()); assertEquals(newLeaderId, leaderStateChange.getLeaderId()); + assertEquals(newLeaderVersion, leaderStateChange.getLeaderPayloadVersion()); + + notifierActor.underlyingActor().clear(); + + raftActor.handleCommand("any"); + + Uninterruptibles.sleepUninterruptibly(505, TimeUnit.MILLISECONDS); + leaderStateChange = MessageCollectorActor.getFirstMatching(notifierActor, LeaderStateChanged.class); + assertNull(leaderStateChange); }}; } @@ -547,13 +569,13 @@ public class RaftActorTest extends AbstractActorTest { assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); //fake snapshot on index 5 - leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 5, 1)); + leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 5, 1, (short)0)); assertEquals(8, leaderActor.getReplicatedLog().size()); //fake snapshot on index 6 assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); - leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 6, 1)); + leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 6, 1, (short)0)); assertEquals(8, leaderActor.getReplicatedLog().size()); assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); @@ -570,10 +592,10 @@ public class RaftActorTest extends AbstractActorTest { leaderActor.getRaftActorContext().getSnapshotManager().persist(snapshotBytes.toByteArray(), leader, Runtime.getRuntime().totalMemory()); - assertFalse(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); + assertTrue(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); // The commit is needed to complete the snapshot creation process - leaderActor.getRaftActorContext().getSnapshotManager().commit(-1); + leaderActor.getRaftActorContext().getSnapshotManager().commit(-1, leader); // capture snapshot reply should remove the snapshotted entries only assertEquals(3, leaderActor.getReplicatedLog().size()); @@ -584,7 +606,7 @@ public class RaftActorTest extends AbstractActorTest { new ReplicatedLogImplEntry(8, 1, new MockRaftActorContext.MockPayload("foo-8"))); //fake snapshot on index 7, since lastApplied = 7 , we would keep the last applied - leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 7, 1)); + leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 7, 1, (short)0)); assertEquals(2, leaderActor.getReplicatedLog().size()); assertEquals(8, leaderActor.getReplicatedLog().lastIndex()); @@ -650,7 +672,7 @@ public class RaftActorTest extends AbstractActorTest { (ReplicatedLogEntry) new MockRaftActorContext.MockReplicatedLogEntry(1, 6, new MockRaftActorContext.MockPayload("foo-6")) ); - followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 5, 1, entries, 5, 5)); + followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 5, 1, entries, 5, 5, (short)0)); assertEquals(7, followerActor.getReplicatedLog().size()); //fake snapshot on index 7 @@ -661,7 +683,7 @@ public class RaftActorTest extends AbstractActorTest { (ReplicatedLogEntry) new MockRaftActorContext.MockReplicatedLogEntry(1, 7, new MockRaftActorContext.MockPayload("foo-7")) ); - followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 6, 1, entries, 6, 6)); + followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 6, 1, entries, 6, 6, (short) 0)); assertEquals(8, followerActor.getReplicatedLog().size()); assertEquals(RaftState.Follower, followerActor.getCurrentBehavior().state()); @@ -674,10 +696,10 @@ public class RaftActorTest extends AbstractActorTest { new MockRaftActorContext.MockPayload("foo-3"), new MockRaftActorContext.MockPayload("foo-4"))); followerActor.onReceiveCommand(new CaptureSnapshotReply(snapshotBytes.toByteArray())); - assertFalse(followerActor.getRaftActorContext().getSnapshotManager().isCapturing()); + assertTrue(followerActor.getRaftActorContext().getSnapshotManager().isCapturing()); // The commit is needed to complete the snapshot creation process - followerActor.getRaftActorContext().getSnapshotManager().commit(-1); + followerActor.getRaftActorContext().getSnapshotManager().commit(-1, follower); // capture snapshot reply should remove the snapshotted entries only till replicatedToAllIndex assertEquals(3, followerActor.getReplicatedLog().size()); //indexes 5,6,7 left in the log @@ -689,7 +711,7 @@ public class RaftActorTest extends AbstractActorTest { new MockRaftActorContext.MockPayload("foo-7")) ); // send an additional entry 8 with leaderCommit = 7 - followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 7, 1, entries, 7, 7)); + followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 7, 1, entries, 7, 7, (short) 0)); // 7 and 8, as lastapplied is 7 assertEquals(2, followerActor.getReplicatedLog().size()); @@ -747,12 +769,12 @@ public class RaftActorTest extends AbstractActorTest { assertEquals(5, leaderActor.getReplicatedLog().size()); assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); - leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 9, 1)); + leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 9, 1, (short) 0)); assertEquals(5, leaderActor.getReplicatedLog().size()); assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); // set the 2nd follower nextIndex to 1 which has been snapshotted - leaderActor.onReceiveCommand(new AppendEntriesReply(follower2Id, 1, true, 0, 1)); + leaderActor.onReceiveCommand(new AppendEntriesReply(follower2Id, 1, true, 0, 1, (short)0)); assertEquals(5, leaderActor.getReplicatedLog().size()); assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); @@ -765,7 +787,7 @@ public class RaftActorTest extends AbstractActorTest { //reply from a slow follower does not initiate a fake snapshot - leaderActor.onReceiveCommand(new AppendEntriesReply(follower2Id, 1, true, 9, 1)); + leaderActor.onReceiveCommand(new AppendEntriesReply(follower2Id, 1, true, 9, 1, (short)0)); assertEquals("Fake snapshot should not happen when Initiate is in progress", 5, leaderActor.getReplicatedLog().size()); ByteString snapshotBytes = fromObject(Arrays.asList( @@ -775,12 +797,12 @@ public class RaftActorTest extends AbstractActorTest { new MockRaftActorContext.MockPayload("foo-3"), new MockRaftActorContext.MockPayload("foo-4"))); leaderActor.onReceiveCommand(new CaptureSnapshotReply(snapshotBytes.toByteArray())); - assertFalse(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); + assertTrue(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); assertEquals("Real snapshot didn't clear the log till replicatedToAllIndex", 0, leaderActor.getReplicatedLog().size()); //reply from a slow follower after should not raise errors - leaderActor.onReceiveCommand(new AppendEntriesReply(follower2Id, 1, true, 5, 1)); + leaderActor.onReceiveCommand(new AppendEntriesReply(follower2Id, 1, true, 5, 1, (short) 0)); assertEquals(0, leaderActor.getReplicatedLog().size()); } }; @@ -797,7 +819,7 @@ public class RaftActorTest extends AbstractActorTest { DataPersistenceProvider dataPersistenceProvider = new NonPersistentDataProvider(); - Map peerAddresses = new HashMap<>(); + Map peerAddresses = ImmutableMap.builder().put("member1", "address").build(); TestActorRef mockActorRef = factory.createTestActor( MockRaftActor.props(persistenceId, peerAddresses, @@ -819,15 +841,16 @@ public class RaftActorTest extends AbstractActorTest { leaderActor.setCurrentBehavior(leader); assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); - // Persist another entry (this will cause a CaptureSnapshot to be triggered - leaderActor.persistData(mockActorRef, "x", new MockRaftActorContext.MockPayload("duh")); + // Simulate an install snaphost to a follower. + leaderActor.getRaftActorContext().getSnapshotManager().captureToInstall( + leaderActor.getReplicatedLog().last(), -1, "member1"); // Now send a CaptureSnapshotReply mockActorRef.tell(new CaptureSnapshotReply(fromObject("foo").toByteArray()), mockActorRef); // Trimming log in this scenario is a no-op assertEquals(-1, leaderActor.getReplicatedLog().getSnapshotIndex()); - assertFalse(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); + assertTrue(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); assertEquals(-1, leader.getReplicatedToAllIndex()); }}; @@ -844,7 +867,7 @@ public class RaftActorTest extends AbstractActorTest { DataPersistenceProvider dataPersistenceProvider = new NonPersistentDataProvider(); - Map peerAddresses = new HashMap<>(); + Map peerAddresses = ImmutableMap.builder().put("member1", "address").build(); TestActorRef mockActorRef = factory.createTestActor( MockRaftActor.props(persistenceId, peerAddresses, @@ -870,12 +893,56 @@ public class RaftActorTest extends AbstractActorTest { // Trimming log in this scenario is a no-op assertEquals(3, leaderActor.getReplicatedLog().getSnapshotIndex()); - assertFalse(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); + assertTrue(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); assertEquals(3, leader.getReplicatedToAllIndex()); }}; } + @Test + public void testSwitchBehavior(){ + String persistenceId = factory.generateActorId("leader-"); + DefaultConfigParamsImpl config = new DefaultConfigParamsImpl(); + config.setCustomRaftPolicyImplementationClass("org.opendaylight.controller.cluster.raft.policy.DisableElectionsRaftPolicy"); + config.setHeartBeatInterval(new FiniteDuration(1, TimeUnit.DAYS)); + config.setIsolatedLeaderCheckInterval(new FiniteDuration(1, TimeUnit.DAYS)); + config.setSnapshotBatchCount(5); + + DataPersistenceProvider dataPersistenceProvider = new NonPersistentDataProvider(); + + Map peerAddresses = ImmutableMap.builder().build(); + + TestActorRef mockActorRef = factory.createTestActor( + MockRaftActor.props(persistenceId, peerAddresses, + Optional.of(config), dataPersistenceProvider), persistenceId); + + MockRaftActor leaderActor = mockActorRef.underlyingActor(); + + leaderActor.handleRecover(RecoveryCompleted.getInstance()); + + leaderActor.handleCommand(new SwitchBehavior(RaftState.Follower, 100)); + + assertEquals(100, leaderActor.getRaftActorContext().getTermInformation().getCurrentTerm()); + assertEquals(RaftState.Follower, leaderActor.getCurrentBehavior().state()); + + leaderActor.handleCommand(new SwitchBehavior(RaftState.Leader, 110)); + + assertEquals(110, leaderActor.getRaftActorContext().getTermInformation().getCurrentTerm()); + assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); + + leaderActor.handleCommand(new SwitchBehavior(RaftState.Candidate, 125)); + + assertEquals(110, leaderActor.getRaftActorContext().getTermInformation().getCurrentTerm()); + assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); + + leaderActor.handleCommand(new SwitchBehavior(RaftState.IsolatedLeader, 125)); + + assertEquals(110, leaderActor.getRaftActorContext().getTermInformation().getCurrentTerm()); + assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); + + + } + public static ByteString fromObject(Object snapshot) throws Exception { ByteArrayOutputStream b = null; ObjectOutputStream o = null;