Examples with GetSnapshotReply org.opendaylight.controller.cluster.raft.client.messages.GetSnapshotReply used on opensource projects

Example 1 with GetSnapshotReply

use of org.opendaylight.controller.cluster.raft.client.messages.GetSnapshotReply in project controller by opendaylight.

the class RaftActorSnapshotMessageSupport method onGetSnapshot.

private void onGetSnapshot(ActorRef sender) {
    log.debug("{}: onGetSnapshot", context.getId());
    if (context.getPersistenceProvider().isRecoveryApplicable()) {
        CaptureSnapshot captureSnapshot = context.getSnapshotManager().newCaptureSnapshot(context.getReplicatedLog().last(), -1);
        ActorRef snapshotReplyActor = context.actorOf(GetSnapshotReplyActor.props(captureSnapshot, ImmutableElectionTerm.copyOf(context.getTermInformation()), sender, snapshotReplyActorTimeout, context.getId(), context.getPeerServerInfo(true)));
        cohort.createSnapshot(snapshotReplyActor, Optional.empty());
    } else {
        Snapshot snapshot = Snapshot.create(EmptyState.INSTANCE, Collections.<ReplicatedLogEntry>emptyList(), -1, -1, -1, -1, context.getTermInformation().getCurrentTerm(), context.getTermInformation().getVotedFor(), context.getPeerServerInfo(true));
        sender.tell(new GetSnapshotReply(context.getId(), snapshot), context.getActor());
    }
}

Example 2 with GetSnapshotReply

use of org.opendaylight.controller.cluster.raft.client.messages.GetSnapshotReply in project controller by opendaylight.

the class ShardManagerGetSnapshotReplyActor method onReceive.

@Override
public void onReceive(final Object message) {
    if (message instanceof GetSnapshotReply) {
        onGetSnapshotReply((GetSnapshotReply) message);
    } else if (message instanceof Failure) {
        LOG.debug("{}: Received {}", params.id, message);
        params.replyToActor.tell(message, getSelf());
        getSelf().tell(PoisonPill.getInstance(), getSelf());
    } else if (message instanceof ReceiveTimeout) {
        String msg = String.format("Timed out after %s ms while waiting for snapshot replies from %d shard(s). %d shard(s) %s " + "did not respond.", params.receiveTimeout.toMillis(), params.shardNames.size(), remainingShardNames.size(), remainingShardNames);
        LOG.warn("{}: {}", params.id, msg);
        params.replyToActor.tell(new Failure(new TimeoutException(msg)), getSelf());
        getSelf().tell(PoisonPill.getInstance(), getSelf());
    }
}

Example 3 with GetSnapshotReply

use of org.opendaylight.controller.cluster.raft.client.messages.GetSnapshotReply in project controller by opendaylight.

the class RaftActorTest method testGetSnapshot.

@Test
public void testGetSnapshot() throws Exception {
    TEST_LOG.info("testGetSnapshot starting");
    final TestKit kit = new TestKit(getSystem());
    String persistenceId = factory.generateActorId("test-actor-");
    DefaultConfigParamsImpl config = new DefaultConfigParamsImpl();
    config.setCustomRaftPolicyImplementationClass(DisableElectionsRaftPolicy.class.getName());
    long term = 3;
    long seqN = 1;
    InMemoryJournal.addEntry(persistenceId, seqN++, new UpdateElectionTerm(term, "member-1"));
    InMemoryJournal.addEntry(persistenceId, seqN++, new SimpleReplicatedLogEntry(0, term, new MockRaftActorContext.MockPayload("A")));
    InMemoryJournal.addEntry(persistenceId, seqN++, new SimpleReplicatedLogEntry(1, term, new MockRaftActorContext.MockPayload("B")));
    InMemoryJournal.addEntry(persistenceId, seqN++, new ApplyJournalEntries(1));
    InMemoryJournal.addEntry(persistenceId, seqN++, new SimpleReplicatedLogEntry(2, term, new MockRaftActorContext.MockPayload("C")));
    TestActorRef<MockRaftActor> raftActorRef = factory.createTestActor(MockRaftActor.props(persistenceId, ImmutableMap.<String, String>builder().put("member1", "address").build(), config).withDispatcher(Dispatchers.DefaultDispatcherId()), persistenceId);
    MockRaftActor mockRaftActor = raftActorRef.underlyingActor();
    mockRaftActor.waitForRecoveryComplete();
    mockRaftActor.snapshotCohortDelegate = mock(RaftActorSnapshotCohort.class);
    raftActorRef.tell(GetSnapshot.INSTANCE, kit.getRef());
    ArgumentCaptor<ActorRef> replyActor = ArgumentCaptor.forClass(ActorRef.class);
    verify(mockRaftActor.snapshotCohortDelegate, timeout(5000)).createSnapshot(replyActor.capture(), eq(java.util.Optional.empty()));
    byte[] stateSnapshot = new byte[] { 1, 2, 3 };
    replyActor.getValue().tell(new CaptureSnapshotReply(ByteState.of(stateSnapshot), java.util.Optional.empty()), ActorRef.noSender());
    GetSnapshotReply reply = kit.expectMsgClass(GetSnapshotReply.class);
    assertEquals("getId", persistenceId, reply.getId());
    Snapshot replySnapshot = reply.getSnapshot();
    assertEquals("getElectionTerm", term, replySnapshot.getElectionTerm());
    assertEquals("getElectionVotedFor", "member-1", replySnapshot.getElectionVotedFor());
    assertEquals("getLastAppliedIndex", 1L, replySnapshot.getLastAppliedIndex());
    assertEquals("getLastAppliedTerm", term, replySnapshot.getLastAppliedTerm());
    assertEquals("getLastIndex", 2L, replySnapshot.getLastIndex());
    assertEquals("getLastTerm", term, replySnapshot.getLastTerm());
    assertEquals("getState", ByteState.of(stateSnapshot), replySnapshot.getState());
    assertEquals("getUnAppliedEntries size", 1, replySnapshot.getUnAppliedEntries().size());
    assertEquals("UnApplied entry index ", 2L, replySnapshot.getUnAppliedEntries().get(0).getIndex());
    // Test with timeout
    mockRaftActor.getSnapshotMessageSupport().setSnapshotReplyActorTimeout(Duration.create(200, TimeUnit.MILLISECONDS));
    reset(mockRaftActor.snapshotCohortDelegate);
    raftActorRef.tell(GetSnapshot.INSTANCE, kit.getRef());
    Failure failure = kit.expectMsgClass(akka.actor.Status.Failure.class);
    assertEquals("Failure cause type", TimeoutException.class, failure.cause().getClass());
    mockRaftActor.getSnapshotMessageSupport().setSnapshotReplyActorTimeout(Duration.create(30, TimeUnit.SECONDS));
    // Test with persistence disabled.
    mockRaftActor.setPersistence(false);
    reset(mockRaftActor.snapshotCohortDelegate);
    raftActorRef.tell(GetSnapshot.INSTANCE, kit.getRef());
    reply = kit.expectMsgClass(GetSnapshotReply.class);
    verify(mockRaftActor.snapshotCohortDelegate, never()).createSnapshot(anyObject(), anyObject());
    assertEquals("getId", persistenceId, reply.getId());
    replySnapshot = reply.getSnapshot();
    assertEquals("getElectionTerm", term, replySnapshot.getElectionTerm());
    assertEquals("getElectionVotedFor", "member-1", replySnapshot.getElectionVotedFor());
    assertEquals("getLastAppliedIndex", -1L, replySnapshot.getLastAppliedIndex());
    assertEquals("getLastAppliedTerm", -1L, replySnapshot.getLastAppliedTerm());
    assertEquals("getLastIndex", -1L, replySnapshot.getLastIndex());
    assertEquals("getLastTerm", -1L, replySnapshot.getLastTerm());
    assertEquals("getState type", EmptyState.INSTANCE, replySnapshot.getState());
    assertEquals("getUnAppliedEntries size", 0, replySnapshot.getUnAppliedEntries().size());
    TEST_LOG.info("testGetSnapshot ending");
}

Example 4 with GetSnapshotReply

use of org.opendaylight.controller.cluster.raft.client.messages.GetSnapshotReply in project controller by opendaylight.

the class ShardManagerGetSnapshotReplyActorTest method testGetSnapshotFailureReply.

@Test
public void testGetSnapshotFailureReply() {
    TestKit kit = new TestKit(getSystem());
    ActorRef replyActor = getSystem().actorOf(ShardManagerGetSnapshotReplyActor.props(Arrays.asList("shard1", "shard2"), "config", null, kit.getRef(), "shard-manager", Duration.create(100, TimeUnit.SECONDS)), "testGetSnapshotFailureReply");
    kit.watch(replyActor);
    replyActor.tell(new GetSnapshotReply(ShardIdentifier.create("shard1", MEMBER_1, "config").toString(), Snapshot.create(ByteState.of(new byte[] { 1, 2, 3 }), Collections.<ReplicatedLogEntry>emptyList(), 2, 1, 2, 1, 1, "member-1", null)), ActorRef.noSender());
    replyActor.tell(new Failure(new RuntimeException()), ActorRef.noSender());
    kit.expectMsgClass(Failure.class);
    kit.expectTerminated(replyActor);
}

Example 5 with GetSnapshotReply

use of org.opendaylight.controller.cluster.raft.client.messages.GetSnapshotReply in project controller by opendaylight.

the class ShardManagerGetSnapshotReplyActorTest method testSuccess.

@Test
public void testSuccess() {
    TestKit kit = new TestKit(getSystem());
    List<String> shardList = Arrays.asList("shard1", "shard2", "shard3");
    ShardManagerSnapshot shardManagerSnapshot = new ShardManagerSnapshot(shardList, Collections.emptyMap());
    ActorRef replyActor = getSystem().actorOf(ShardManagerGetSnapshotReplyActor.props(shardList, "config", shardManagerSnapshot, kit.getRef(), "shard-manager", Duration.create(100, TimeUnit.SECONDS)), "testSuccess");
    kit.watch(replyActor);
    ByteState shard1SnapshotState = ByteState.of(new byte[] { 1, 2, 3 });
    replyActor.tell(new GetSnapshotReply(ShardIdentifier.create("shard1", MEMBER_1, "config").toString(), Snapshot.create(shard1SnapshotState, Collections.<ReplicatedLogEntry>emptyList(), 2, 1, 2, 1, 1, "member-1", null)), ActorRef.noSender());
    ByteState shard2SnapshotState = ByteState.of(new byte[] { 4, 5, 6 });
    replyActor.tell(new GetSnapshotReply(ShardIdentifier.create("shard2", MEMBER_1, "config").toString(), Snapshot.create(shard2SnapshotState, Collections.<ReplicatedLogEntry>emptyList(), 2, 1, 2, 1, 1, "member-1", null)), ActorRef.noSender());
    kit.expectNoMsg(FiniteDuration.create(500, TimeUnit.MILLISECONDS));
    ByteState shard3SnapshotState = ByteState.of(new byte[] { 7, 8, 9 });
    replyActor.tell(new GetSnapshotReply(ShardIdentifier.create("shard3", MEMBER_1, "config").toString(), Snapshot.create(shard3SnapshotState, Collections.<ReplicatedLogEntry>emptyList(), 2, 1, 2, 1, 1, "member-1", null)), ActorRef.noSender());
    DatastoreSnapshot datastoreSnapshot = kit.expectMsgClass(DatastoreSnapshot.class);
    assertEquals("getType", "config", datastoreSnapshot.getType());
    assertEquals("getShardManagerSnapshot", shardManagerSnapshot.getShardList(), datastoreSnapshot.getShardManagerSnapshot().getShardList());
    List<ShardSnapshot> shardSnapshots = datastoreSnapshot.getShardSnapshots();
    assertEquals("ShardSnapshot size", 3, shardSnapshots.size());
    assertEquals("ShardSnapshot 1 getName", "shard1", shardSnapshots.get(0).getName());
    assertEquals("ShardSnapshot 1 getSnapshot", shard1SnapshotState, shardSnapshots.get(0).getSnapshot().getState());
    assertEquals("ShardSnapshot 2 getName", "shard2", shardSnapshots.get(1).getName());
    assertEquals("ShardSnapshot 2 getSnapshot", shard2SnapshotState, shardSnapshots.get(1).getSnapshot().getState());
    assertEquals("ShardSnapshot 3 getName", "shard3", shardSnapshots.get(2).getName());
    assertEquals("ShardSnapshot 3 getSnapshot", shard3SnapshotState, shardSnapshots.get(2).getSnapshot().getState());
    kit.expectMsgClass(Terminated.class);
}