Examples with HeartbeatResponse org.apache.kafka.common.requests.HeartbeatResponse used on opensource projects

Example 1 with HeartbeatResponse

use of org.apache.kafka.common.requests.HeartbeatResponse in project kafka by apache.

the class KafkaConsumerTest method prepareHeartbeatResponse.

private AtomicBoolean prepareHeartbeatResponse(MockClient client, Node coordinator) {
    final AtomicBoolean heartbeatReceived = new AtomicBoolean(false);
    client.prepareResponseFrom(new MockClient.RequestMatcher() {

        @Override
        public boolean matches(AbstractRequest body) {
            heartbeatReceived.set(true);
            return true;
        }
    }, new HeartbeatResponse(Errors.NONE), coordinator);
    return heartbeatReceived;
}

Example 2 with HeartbeatResponse

use of org.apache.kafka.common.requests.HeartbeatResponse in project apache-kafka-on-k8s by banzaicloud.

the class ConsumerNetworkClientTest method sendExpiry.

@Test
public void sendExpiry() throws InterruptedException {
    long unsentExpiryMs = 10;
    final AtomicBoolean isReady = new AtomicBoolean();
    final AtomicBoolean disconnected = new AtomicBoolean();
    client = new MockClient(time) {

        @Override
        public boolean ready(Node node, long now) {
            if (isReady.get())
                return super.ready(node, now);
            else
                return false;
        }

        @Override
        public boolean connectionFailed(Node node) {
            return disconnected.get();
        }
    };
    // Queue first send, sleep long enough for this to expire and then queue second send
    consumerClient = new ConsumerNetworkClient(new LogContext(), client, metadata, time, 100, unsentExpiryMs, Integer.MAX_VALUE);
    RequestFuture<ClientResponse> future1 = consumerClient.send(node, heartbeat());
    assertEquals(1, consumerClient.pendingRequestCount());
    assertEquals(1, consumerClient.pendingRequestCount(node));
    assertFalse(future1.isDone());
    time.sleep(unsentExpiryMs + 1);
    RequestFuture<ClientResponse> future2 = consumerClient.send(node, heartbeat());
    assertEquals(2, consumerClient.pendingRequestCount());
    assertEquals(2, consumerClient.pendingRequestCount(node));
    assertFalse(future2.isDone());
    // First send should have expired and second send still pending
    consumerClient.poll(0);
    assertTrue(future1.isDone());
    assertFalse(future1.succeeded());
    assertEquals(1, consumerClient.pendingRequestCount());
    assertEquals(1, consumerClient.pendingRequestCount(node));
    assertFalse(future2.isDone());
    // Enable send, the un-expired send should succeed on poll
    isReady.set(true);
    client.prepareResponse(heartbeatResponse(Errors.NONE));
    consumerClient.poll(future2);
    ClientResponse clientResponse = future2.value();
    HeartbeatResponse response = (HeartbeatResponse) clientResponse.responseBody();
    assertEquals(Errors.NONE, response.error());
    // Disable ready flag to delay send and queue another send. Disconnection should remove pending send
    isReady.set(false);
    RequestFuture<ClientResponse> future3 = consumerClient.send(node, heartbeat());
    assertEquals(1, consumerClient.pendingRequestCount());
    assertEquals(1, consumerClient.pendingRequestCount(node));
    disconnected.set(true);
    consumerClient.poll(0);
    assertTrue(future3.isDone());
    assertFalse(future3.succeeded());
    assertEquals(0, consumerClient.pendingRequestCount());
    assertEquals(0, consumerClient.pendingRequestCount(node));
}

Example 3 with HeartbeatResponse

use of org.apache.kafka.common.requests.HeartbeatResponse in project kafka by apache.

the class KafkaConsumerTest method testShouldAttemptToRejoinGroupAfterSyncGroupFailed.

@Test
public void testShouldAttemptToRejoinGroupAfterSyncGroupFailed() throws Exception {
    ConsumerMetadata metadata = createMetadata(subscription);
    MockClient client = new MockClient(time, metadata);
    initMetadata(client, Collections.singletonMap(topic, 1));
    Node node = metadata.fetch().nodes().get(0);
    KafkaConsumer<String, String> consumer = newConsumer(time, client, subscription, metadata, assignor, false, groupInstanceId);
    consumer.subscribe(singleton(topic), getConsumerRebalanceListener(consumer));
    client.prepareResponseFrom(FindCoordinatorResponse.prepareResponse(Errors.NONE, groupId, node), node);
    Node coordinator = new Node(Integer.MAX_VALUE - node.id(), node.host(), node.port());
    client.prepareResponseFrom(joinGroupFollowerResponse(assignor, 1, memberId, leaderId, Errors.NONE), coordinator);
    client.prepareResponseFrom(syncGroupResponse(singletonList(tp0), Errors.NONE), coordinator);
    client.prepareResponseFrom(fetchResponse(tp0, 0, 1), node);
    client.prepareResponseFrom(fetchResponse(tp0, 1, 0), node);
    consumer.updateAssignmentMetadataIfNeeded(time.timer(Long.MAX_VALUE));
    consumer.poll(Duration.ZERO);
    // heartbeat fails due to rebalance in progress
    client.prepareResponseFrom(body -> true, new HeartbeatResponse(new HeartbeatResponseData().setErrorCode(Errors.REBALANCE_IN_PROGRESS.code())), coordinator);
    // join group
    final ByteBuffer byteBuffer = ConsumerProtocol.serializeSubscription(new ConsumerPartitionAssignor.Subscription(singletonList(topic)));
    // This member becomes the leader
    final JoinGroupResponse leaderResponse = new JoinGroupResponse(new JoinGroupResponseData().setErrorCode(Errors.NONE.code()).setGenerationId(1).setProtocolName(assignor.name()).setLeader(memberId).setMemberId(memberId).setMembers(Collections.singletonList(new JoinGroupResponseData.JoinGroupResponseMember().setMemberId(memberId).setMetadata(byteBuffer.array()))));
    client.prepareResponseFrom(leaderResponse, coordinator);
    // sync group fails due to disconnect
    client.prepareResponseFrom(syncGroupResponse(singletonList(tp0), Errors.NONE), coordinator, true);
    // should try and find the new coordinator
    client.prepareResponseFrom(FindCoordinatorResponse.prepareResponse(Errors.NONE, groupId, node), node);
    // rejoin group
    client.prepareResponseFrom(joinGroupFollowerResponse(assignor, 1, memberId, leaderId, Errors.NONE), coordinator);
    client.prepareResponseFrom(syncGroupResponse(singletonList(tp0), Errors.NONE), coordinator);
    client.prepareResponseFrom(body -> body instanceof FetchRequest && ((FetchRequest) body).fetchData(topicNames).containsKey(new TopicIdPartition(topicId, tp0)), fetchResponse(tp0, 1, 1), node);
    time.sleep(heartbeatIntervalMs);
    Thread.sleep(heartbeatIntervalMs);
    consumer.updateAssignmentMetadataIfNeeded(time.timer(Long.MAX_VALUE));
    final ConsumerRecords<String, String> records = consumer.poll(Duration.ZERO);
    assertFalse(records.isEmpty());
    consumer.close(Duration.ofMillis(0));
}

Example 4 with HeartbeatResponse

use of org.apache.kafka.common.requests.HeartbeatResponse in project kafka by apache.

the class ConsumerNetworkClientTest method send.

@Test
public void send() {
    client.prepareResponse(heartbeatResponse(Errors.NONE));
    RequestFuture<ClientResponse> future = consumerClient.send(node, heartbeat());
    assertEquals(1, consumerClient.pendingRequestCount());
    assertEquals(1, consumerClient.pendingRequestCount(node));
    assertFalse(future.isDone());
    consumerClient.poll(future);
    assertTrue(future.isDone());
    assertTrue(future.succeeded());
    ClientResponse clientResponse = future.value();
    HeartbeatResponse response = (HeartbeatResponse) clientResponse.responseBody();
    assertEquals(Errors.NONE, response.error());
}

Example 5 with HeartbeatResponse

use of org.apache.kafka.common.requests.HeartbeatResponse in project apache-kafka-on-k8s by banzaicloud.

the class KafkaConsumerTest method prepareHeartbeatResponse.

private AtomicBoolean prepareHeartbeatResponse(MockClient client, Node coordinator) {
    final AtomicBoolean heartbeatReceived = new AtomicBoolean(false);
    client.prepareResponseFrom(new MockClient.RequestMatcher() {

        @Override
        public boolean matches(AbstractRequest body) {
            heartbeatReceived.set(true);
            return true;
        }
    }, new HeartbeatResponse(Errors.NONE), coordinator);
    return heartbeatReceived;
}