X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Ftest%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2FRaftActorTest.java;h=3b58cb01d13f846692bde656eb7c1e2f74173900;hp=d0cedce83a1d0787317e03c50e62537be511a774;hb=f33beecf2a10955a9219757529ba3017079816cc;hpb=a4fcc7debbd036c6e1df8c88df1c0268c62e76e4 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 d0cedce83a..3b58cb01d1 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 @@ -5,9 +5,9 @@ * 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.awaitility.Awaitility.await; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertNotSame; @@ -15,7 +15,6 @@ import static org.junit.Assert.assertNull; import static org.junit.Assert.assertSame; import static org.junit.Assert.assertTrue; import static org.mockito.ArgumentMatchers.any; -import static org.mockito.ArgumentMatchers.anyObject; import static org.mockito.ArgumentMatchers.eq; import static org.mockito.ArgumentMatchers.same; import static org.mockito.Mockito.doReturn; @@ -50,6 +49,8 @@ import java.util.Collections; import java.util.HashMap; import java.util.List; import java.util.Map; +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; import org.junit.After; @@ -61,6 +62,8 @@ import org.opendaylight.controller.cluster.NonPersistentDataProvider; import org.opendaylight.controller.cluster.PersistentDataProvider; import org.opendaylight.controller.cluster.notifications.LeaderStateChanged; import org.opendaylight.controller.cluster.notifications.RoleChanged; +import org.opendaylight.controller.cluster.raft.AbstractRaftActorIntegrationTest.TestPersist; +import org.opendaylight.controller.cluster.raft.AbstractRaftActorIntegrationTest.TestRaftActor; import org.opendaylight.controller.cluster.raft.MockRaftActor.MockSnapshotState; import org.opendaylight.controller.cluster.raft.MockRaftActorContext.MockPayload; import org.opendaylight.controller.cluster.raft.base.messages.ApplySnapshot; @@ -387,7 +390,7 @@ public class RaftActorTest extends AbstractActorTest { mockRaftActor.waitUntilLeader(); - mockRaftActor.onReceiveCommand(new ApplyJournalEntries(10)); + mockRaftActor.handleCommand(new ApplyJournalEntries(10)); verify(dataPersistenceProvider).persistAsync(any(ApplyJournalEntries.class), any(Procedure.class)); } @@ -414,7 +417,7 @@ public class RaftActorTest extends AbstractActorTest { final Identifier id = new MockIdentifier("apply-state"); mockRaftActor.getRaftActorContext().getApplyStateConsumer().accept(new ApplyState(mockActorRef, id, entry)); - verify(mockRaftActor.actorDelegate).applyState(eq(mockActorRef), eq(id), anyObject()); + verify(mockRaftActor.actorDelegate).applyState(eq(mockActorRef), eq(id), any()); } @Test @@ -586,19 +589,19 @@ public class RaftActorTest extends AbstractActorTest { leaderActor.getRaftActorContext().getSnapshotManager().capture( new SimpleReplicatedLogEntry(6, 1, new MockRaftActorContext.MockPayload("x")), 4); - verify(leaderActor.snapshotCohortDelegate).createSnapshot(anyObject(), anyObject()); + verify(leaderActor.snapshotCohortDelegate).createSnapshot(any(), any()); assertEquals(8, leaderActor.getReplicatedLog().size()); assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); //fake snapshot on index 5 - leaderActor.onReceiveCommand(new AppendEntriesReply(follower1Id, 1, true, 5, 1, (short)0)); + leaderActor.handleCommand(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, (short)0)); + leaderActor.handleCommand(new AppendEntriesReply(follower1Id, 1, true, 6, 1, (short)0)); assertEquals(8, leaderActor.getReplicatedLog().size()); assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); @@ -629,7 +632,7 @@ public class RaftActorTest extends AbstractActorTest { new SimpleReplicatedLogEntry(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, (short)0)); + leaderActor.handleCommand(new AppendEntriesReply(follower1Id, 1, true, 7, 1, (short)0)); assertEquals(2, leaderActor.getReplicatedLog().size()); assertEquals(8, leaderActor.getReplicatedLog().lastIndex()); } @@ -676,14 +679,14 @@ public class RaftActorTest extends AbstractActorTest { followerActor.getRaftActorContext().getSnapshotManager().capture( new SimpleReplicatedLogEntry(5, 1, new MockRaftActorContext.MockPayload("D")), 4); - verify(followerActor.snapshotCohortDelegate).createSnapshot(anyObject(), anyObject()); + verify(followerActor.snapshotCohortDelegate).createSnapshot(any(), any()); assertEquals(6, followerActor.getReplicatedLog().size()); //fake snapshot on index 6 List entries = Arrays.asList( (ReplicatedLogEntry) new SimpleReplicatedLogEntry(6, 1, new MockRaftActorContext.MockPayload("foo-6"))); - followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 5, 1, entries, 5, 5, (short)0)); + followerActor.handleCommand(new AppendEntries(1, leaderId, 5, 1, entries, 5, 5, (short)0)); assertEquals(7, followerActor.getReplicatedLog().size()); //fake snapshot on index 7 @@ -691,7 +694,7 @@ public class RaftActorTest extends AbstractActorTest { entries = Arrays.asList((ReplicatedLogEntry) new SimpleReplicatedLogEntry(7, 1, new MockRaftActorContext.MockPayload("foo-7"))); - followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 6, 1, entries, 6, 6, (short) 0)); + followerActor.handleCommand(new AppendEntries(1, leaderId, 6, 1, entries, 6, 6, (short) 0)); assertEquals(8, followerActor.getReplicatedLog().size()); assertEquals(RaftState.Follower, followerActor.getCurrentBehavior().state()); @@ -703,7 +706,7 @@ public class RaftActorTest extends AbstractActorTest { new MockRaftActorContext.MockPayload("foo-2"), new MockRaftActorContext.MockPayload("foo-3"), new MockRaftActorContext.MockPayload("foo-4"))); - followerActor.onReceiveCommand(new CaptureSnapshotReply(ByteState.of(snapshotBytes.toByteArray()), + followerActor.handleCommand(new CaptureSnapshotReply(ByteState.of(snapshotBytes.toByteArray()), java.util.Optional.empty())); assertTrue(followerActor.getRaftActorContext().getSnapshotManager().isCapturing()); @@ -717,7 +720,7 @@ public class RaftActorTest extends AbstractActorTest { entries = Arrays.asList((ReplicatedLogEntry) new SimpleReplicatedLogEntry(8, 1, new MockRaftActorContext.MockPayload("foo-7"))); // send an additional entry 8 with leaderCommit = 7 - followerActor.onReceiveCommand(new AppendEntries(1, leaderId, 7, 1, entries, 7, 7, (short) 0)); + followerActor.handleCommand(new AppendEntries(1, leaderId, 7, 1, entries, 7, 7, (short) 0)); // 7 and 8, as lastapplied is 7 assertEquals(2, followerActor.getReplicatedLog().size()); @@ -767,17 +770,17 @@ 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, (short) 0)); + leaderActor.handleCommand(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, (short)0)); + leaderActor.handleCommand(new AppendEntriesReply(follower2Id, 1, true, 0, 1, (short)0)); assertEquals(5, leaderActor.getReplicatedLog().size()); assertEquals(RaftState.Leader, leaderActor.getCurrentBehavior().state()); // simulate a real snapshot - leaderActor.onReceiveCommand(SendHeartBeat.INSTANCE); + leaderActor.handleCommand(SendHeartBeat.INSTANCE); assertEquals(5, leaderActor.getReplicatedLog().size()); assertEquals(String.format("expected to be Leader but was %s. Current Leader = %s ", leaderActor.getCurrentBehavior().state(), leaderActor.getLeaderId()), @@ -785,7 +788,7 @@ 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, (short)0)); + leaderActor.handleCommand(new AppendEntriesReply(follower2Id, 1, true, 9, 1, (short)0)); assertEquals("Fake snapshot should not happen when Initiate is in progress", 5, leaderActor.getReplicatedLog().size()); @@ -795,7 +798,7 @@ public class RaftActorTest extends AbstractActorTest { new MockRaftActorContext.MockPayload("foo-2"), new MockRaftActorContext.MockPayload("foo-3"), new MockRaftActorContext.MockPayload("foo-4"))); - leaderActor.onReceiveCommand(new CaptureSnapshotReply(ByteState.of(snapshotBytes.toByteArray()), + leaderActor.handleCommand(new CaptureSnapshotReply(ByteState.of(snapshotBytes.toByteArray()), java.util.Optional.empty())); assertTrue(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing()); @@ -803,7 +806,7 @@ public class RaftActorTest extends AbstractActorTest { leaderActor.getReplicatedLog().size()); //reply from a slow follower after should not raise errors - leaderActor.onReceiveCommand(new AppendEntriesReply(follower2Id, 1, true, 5, 1, (short) 0)); + leaderActor.handleCommand(new AppendEntriesReply(follower2Id, 1, true, 5, 1, (short) 0)); assertEquals(0, leaderActor.getReplicatedLog().size()); } @@ -1079,7 +1082,7 @@ public class RaftActorTest extends AbstractActorTest { raftActorRef.tell(GetSnapshot.INSTANCE, kit.getRef()); reply = kit.expectMsgClass(GetSnapshotReply.class); - verify(mockRaftActor.snapshotCohortDelegate, never()).createSnapshot(anyObject(), anyObject()); + verify(mockRaftActor.snapshotCohortDelegate, never()).createSnapshot(any(), any()); assertEquals("getId", persistenceId, reply.getId()); replySnapshot = reply.getSnapshot(); @@ -1303,7 +1306,7 @@ public class RaftActorTest extends AbstractActorTest { assertEquals("isPersistencePending", true, logEntry.isPersistencePending()); assertEquals("getCommitIndex", -1, leaderActor.getRaftActorContext().getCommitIndex()); - leaderActor.onReceiveCommand(new AppendEntriesReply(followerId, 1, true, 0, 1, (short)0)); + leaderActor.handleCommand(new AppendEntriesReply(followerId, 1, true, 0, 1, (short)0)); assertEquals("getCommitIndex", -1, leaderActor.getRaftActorContext().getCommitIndex()); ArgumentCaptor callbackCaptor = ArgumentCaptor.forClass(Procedure.class); @@ -1340,7 +1343,7 @@ public class RaftActorTest extends AbstractActorTest { MessageCollectorActor.expectFirstMatching(followerActor, AppendEntries.class); MessageCollectorActor.clearMessages(followerActor); - leaderActor.onReceiveCommand(new AppendEntriesReply(followerId, 1, true, -1, -1, (short)0)); + leaderActor.handleCommand(new AppendEntriesReply(followerId, 1, true, -1, -1, (short)0)); leaderActor.persistData(leaderActorRef, new MockIdentifier("1"), new MockPayload("1"), true); MessageCollectorActor.assertNoneMatching(followerActor, AppendEntries.class, 500); @@ -1352,4 +1355,68 @@ public class RaftActorTest extends AbstractActorTest { AppendEntries appendEntries = MessageCollectorActor.expectFirstMatching(followerActor, AppendEntries.class); assertEquals("AppendEntries size", 3, appendEntries.getEntries().size()); } + + @Test + @SuppressWarnings("checkstyle:illegalcatch") + public void testApplyStateRace() throws Exception { + final String leaderId = factory.generateActorId("leader-"); + final String followerId = factory.generateActorId("follower-"); + + DefaultConfigParamsImpl config = new DefaultConfigParamsImpl(); + config.setIsolatedLeaderCheckInterval(new FiniteDuration(1, TimeUnit.DAYS)); + config.setCustomRaftPolicyImplementationClass(DisableElectionsRaftPolicy.class.getName()); + + ActorRef mockFollowerActorRef = factory.createActor(MessageCollectorActor.props()); + + TestRaftActor.Builder builder = TestRaftActor.newBuilder() + .id(leaderId) + .peerAddresses(ImmutableMap.of(followerId, + mockFollowerActorRef.path().toString())) + .config(config) + .collectorActor(factory.createActor( + MessageCollectorActor.props(), factory.generateActorId(leaderId + "-collector"))); + + TestActorRef leaderActorRef = factory.createTestActor( + builder.props(), leaderId); + MockRaftActor leaderActor = leaderActorRef.underlyingActor(); + leaderActor.waitForInitializeBehaviorComplete(); + + leaderActor.getRaftActorContext().getTermInformation().update(1, leaderId); + Leader leader = new Leader(leaderActor.getRaftActorContext()); + leaderActor.setCurrentBehavior(leader); + + final ExecutorService executorService = Executors.newSingleThreadExecutor(); + + leaderActor.setPersistence(new PersistentDataProvider(leaderActor) { + @Override + public void persistAsync(final T entry, final Procedure procedure) { + // needs to be executed from another thread to simulate the persistence actor calling this callback + executorService.submit(() -> { + try { + procedure.apply(entry); + } catch (Exception e) { + TEST_LOG.info("Fail during async persist callback", e); + } + }, "persistence-callback"); + } + }); + + leader.getFollower(followerId).setNextIndex(0); + leader.getFollower(followerId).setMatchIndex(-1); + + // hitting this is flimsy so run multiple times to improve the chance of things + // blowing up while breaking actor containment + final TestPersist message = + new TestPersist(leaderActorRef, new MockIdentifier("1"), new MockPayload("1")); + for (int i = 0; i < 100; i++) { + leaderActorRef.tell(message, null); + + AppendEntriesReply reply = + new AppendEntriesReply(followerId, 1, true, i, 1, (short) 5); + leaderActorRef.tell(reply, mockFollowerActorRef); + } + + await("Persistence callback.").atMost(5, TimeUnit.SECONDS).until(() -> leaderActor.getState().size() == 100); + executorService.shutdown(); + } }