import org.junit.Test;
import org.opendaylight.controller.cluster.DataPersistenceProvider;
import org.opendaylight.controller.cluster.datastore.DataPersistenceProviderMonitor;
+import org.opendaylight.controller.cluster.notifications.LeaderStateChanged;
import org.opendaylight.controller.cluster.notifications.RoleChanged;
import org.opendaylight.controller.cluster.raft.base.messages.ApplyJournalEntries;
import org.opendaylight.controller.cluster.raft.base.messages.ApplyLogEntries;
import org.opendaylight.controller.cluster.raft.base.messages.ApplySnapshot;
import org.opendaylight.controller.cluster.raft.base.messages.ApplyState;
-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.SendHeartBeat;
import org.opendaylight.controller.cluster.raft.behaviors.Follower;
import org.opendaylight.controller.cluster.raft.behaviors.Leader;
+import org.opendaylight.controller.cluster.raft.behaviors.RaftActorBehavior;
import org.opendaylight.controller.cluster.raft.client.messages.FindLeader;
import org.opendaylight.controller.cluster.raft.client.messages.FindLeaderReply;
import org.opendaylight.controller.cluster.raft.messages.AppendEntries;
new MockRaftActorContext.MockPayload("C"),
new MockRaftActorContext.MockPayload("D")));
- mockRaftActor.onReceiveCommand(new CaptureSnapshot(-1, 1,-1, 1, -1, 1));
-
RaftActorContext raftActorContext = mockRaftActor.getRaftActorContext();
+ raftActorContext.getSnapshotManager().capture(
+ new MockRaftActorContext.MockReplicatedLogEntry(1, -1,
+ new MockRaftActorContext.MockPayload("D")), -1);
+
mockRaftActor.setCurrentBehavior(new Leader(raftActorContext));
mockRaftActor.onReceiveCommand(new CaptureSnapshotReply(snapshotBytes.toByteArray()));
MockRaftActor mockRaftActor = mockActorRef.underlyingActor();
mockRaftActor.waitForInitializeBehaviorComplete();
+ MockRaftActorContext.MockReplicatedLogEntry lastEntry = new MockRaftActorContext.MockReplicatedLogEntry(1, 4, mock(Payload.class));
mockRaftActor.getReplicatedLog().append(new MockRaftActorContext.MockReplicatedLogEntry(1, 0, mock(Payload.class)));
mockRaftActor.getReplicatedLog().append(new MockRaftActorContext.MockReplicatedLogEntry(1, 1, mock(Payload.class)));
mockRaftActor.getReplicatedLog().append(new MockRaftActorContext.MockReplicatedLogEntry(1, 2, mock(Payload.class)));
mockRaftActor.getReplicatedLog().append(new MockRaftActorContext.MockReplicatedLogEntry(1, 3, mock(Payload.class)));
- mockRaftActor.getReplicatedLog().append(new MockRaftActorContext.MockReplicatedLogEntry(1, 4, mock(Payload.class)));
+ mockRaftActor.getReplicatedLog().append(lastEntry);
ByteString snapshotBytes = fromObject(Arrays.asList(
new MockRaftActorContext.MockPayload("A"),
mockRaftActor.setCurrentBehavior(new Follower(raftActorContext));
long replicatedToAllIndex = 1;
- mockRaftActor.onReceiveCommand(new CaptureSnapshot(-1, 1, 2, 1, replicatedToAllIndex, 1));
+
+ mockRaftActor.getRaftActorContext().getSnapshotManager().capture(lastEntry, replicatedToAllIndex);
verify(mockRaftActor.delegate).createSnapshot();
mockRaftActor.setCurrentBehavior(new Leader(raftActorContext));
- mockRaftActor.onReceiveCommand(new CaptureSnapshot(-1, 1, -1, 1, -1, 1));
+ raftActorContext.getSnapshotManager().capture(
+ new MockRaftActorContext.MockReplicatedLogEntry(1, 1,
+ new MockRaftActorContext.MockPayload("D")), 1);
mockRaftActor.onReceiveCommand(new CaptureSnapshotReply(snapshotBytes.toByteArray()));
@Test
public void testRaftRoleChangeNotifier() throws Exception {
new JavaTestKit(getSystem()) {{
- ActorRef notifierActor = factory.createActor(Props.create(MessageCollectorActor.class));
+ TestActorRef<MessageCollectorActor> notifierActor = factory.createTestActor(
+ Props.create(MessageCollectorActor.class));
MessageCollectorActor.waitUntilReady(notifierActor);
DefaultConfigParamsImpl config = new DefaultConfigParamsImpl();
String persistenceId = factory.generateActorId("notifier-");
- factory.createTestActor(MockRaftActor.props(persistenceId,
+ TestActorRef<MockRaftActor> raftActorRef = factory.createTestActor(MockRaftActor.props(persistenceId,
Collections.<String, String>emptyMap(), Optional.<ConfigParams>of(config), notifierActor), persistenceId);
- List<RoleChanged> matches = null;
- for(int i = 0; i < 5000 / heartBeatInterval; i++) {
- matches = MessageCollectorActor.getAllMatching(notifierActor, RoleChanged.class);
- assertNotNull(matches);
- if(matches.size() == 3) {
- break;
- }
- Uninterruptibles.sleepUninterruptibly(heartBeatInterval, TimeUnit.MILLISECONDS);
- }
-
- assertEquals(3, matches.size());
+ List<RoleChanged> matches = MessageCollectorActor.expectMatching(notifierActor, RoleChanged.class, 3);
// check if the notifier got a role change from null to Follower
RoleChanged raftRoleChanged = matches.get(0);
assertEquals(persistenceId, raftRoleChanged.getMemberId());
assertEquals(RaftState.Candidate.name(), raftRoleChanged.getOldRole());
assertEquals(RaftState.Leader.name(), raftRoleChanged.getNewRole());
+
+ LeaderStateChanged leaderStateChange = MessageCollectorActor.expectFirstMatching(
+ notifierActor, LeaderStateChanged.class);
+
+ assertEquals(raftRoleChanged.getMemberId(), leaderStateChange.getLeaderId());
+
+ notifierActor.underlyingActor().clear();
+
+ MockRaftActor raftActor = raftActorRef.underlyingActor();
+ final String newLeaderId = "new-leader";
+ Follower follower = new Follower(raftActor.getRaftActorContext()) {
+ @Override
+ public RaftActorBehavior handleMessage(ActorRef sender, Object message) {
+ leaderId = newLeaderId;
+ return this;
+ }
+ };
+
+ raftActor.changeCurrentBehavior(follower);
+
+ leaderStateChange = MessageCollectorActor.expectFirstMatching(notifierActor, LeaderStateChanged.class);
+ assertEquals(persistenceId, leaderStateChange.getMemberId());
+ assertEquals(null, leaderStateChange.getLeaderId());
+
+ raftRoleChanged = MessageCollectorActor.expectFirstMatching(notifierActor, RoleChanged.class);
+ assertEquals(RaftState.Leader.name(), raftRoleChanged.getOldRole());
+ assertEquals(RaftState.Follower.name(), raftRoleChanged.getNewRole());
+
+ notifierActor.underlyingActor().clear();
+
+ raftActor.handleCommand("any");
+
+ leaderStateChange = MessageCollectorActor.expectFirstMatching(notifierActor, LeaderStateChanged.class);
+ assertEquals(persistenceId, leaderStateChange.getMemberId());
+ assertEquals(newLeaderId, leaderStateChange.getLeaderId());
}};
}
assertEquals(8, leaderActor.getReplicatedLog().size());
- leaderActor.onReceiveCommand(new CaptureSnapshot(6, 1, 4, 1, 4, 1));
+ leaderActor.getRaftActorContext().getSnapshotManager()
+ .capture(new MockRaftActorContext.MockReplicatedLogEntry(1, 6,
+ new MockRaftActorContext.MockPayload("x")), 4);
- leaderActor.getRaftActorContext().setSnapshotCaptureInitiated(true);
verify(leaderActor.delegate).createSnapshot();
assertEquals(8, leaderActor.getReplicatedLog().size());
new MockRaftActorContext.MockPayload("foo-2"),
new MockRaftActorContext.MockPayload("foo-3"),
new MockRaftActorContext.MockPayload("foo-4")));
- leaderActor.onReceiveCommand(new CaptureSnapshotReply(snapshotBytes.toByteArray()));
- assertFalse(leaderActor.getRaftActorContext().isSnapshotCaptureInitiated());
+
+ leaderActor.getRaftActorContext().getSnapshotManager().persist(new NonPersistentProvider()
+ , snapshotBytes.toByteArray(), leader, Runtime.getRuntime().totalMemory());
+
+ assertFalse(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing());
+
+ // The commit is needed to complete the snapshot creation process
+ leaderActor.getRaftActorContext().getSnapshotManager().commit(new NonPersistentProvider(), -1);
// capture snapshot reply should remove the snapshotted entries only
assertEquals(3, leaderActor.getReplicatedLog().size());
assertEquals(6, followerActor.getReplicatedLog().size());
//snapshot on 4
- followerActor.onReceiveCommand(new CaptureSnapshot(5, 1, 4, 1, 4, 1));
+ followerActor.getRaftActorContext().getSnapshotManager().capture(
+ new MockRaftActorContext.MockReplicatedLogEntry(1, 5,
+ new MockRaftActorContext.MockPayload("D")), 4);
- followerActor.getRaftActorContext().setSnapshotCaptureInitiated(true);
verify(followerActor.delegate).createSnapshot();
assertEquals(6, followerActor.getReplicatedLog().size());
new MockRaftActorContext.MockPayload("foo-3"),
new MockRaftActorContext.MockPayload("foo-4")));
followerActor.onReceiveCommand(new CaptureSnapshotReply(snapshotBytes.toByteArray()));
- assertFalse(followerActor.getRaftActorContext().isSnapshotCaptureInitiated());
+ assertFalse(followerActor.getRaftActorContext().getSnapshotManager().isCapturing());
+
+ // The commit is needed to complete the snapshot creation process
+ followerActor.getRaftActorContext().getSnapshotManager().commit(new NonPersistentProvider(), -1);
// capture snapshot reply should remove the snapshotted entries only till replicatedToAllIndex
assertEquals(3, followerActor.getReplicatedLog().size()); //indexes 5,6,7 left in the log
new MockRaftActorContext.MockPayload("foo-3"),
new MockRaftActorContext.MockPayload("foo-4")));
leaderActor.onReceiveCommand(new CaptureSnapshotReply(snapshotBytes.toByteArray()));
- assertFalse(leaderActor.getRaftActorContext().isSnapshotCaptureInitiated());
+ assertFalse(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing());
assertEquals("Real snapshot didn't clear the log till replicatedToAllIndex", 0, leaderActor.getReplicatedLog().size());
// Trimming log in this scenario is a no-op
assertEquals(-1, leaderActor.getReplicatedLog().getSnapshotIndex());
- assertFalse(leaderActor.getRaftActorContext().isSnapshotCaptureInitiated());
+ assertFalse(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing());
assertEquals(-1, leader.getReplicatedToAllIndex());
}};
// Trimming log in this scenario is a no-op
assertEquals(3, leaderActor.getReplicatedLog().getSnapshotIndex());
- assertFalse(leaderActor.getRaftActorContext().isSnapshotCaptureInitiated());
+ assertFalse(leaderActor.getRaftActorContext().getSnapshotManager().isCapturing());
assertEquals(3, leader.getReplicatedToAllIndex());
}};