Examples with ConsumerGroupMetadata org.apache.kafka.clients.consumer.ConsumerGroupMetadata used on opensource projects

Example 16 with ConsumerGroupMetadata

use of org.apache.kafka.clients.consumer.ConsumerGroupMetadata in project kafka by apache.

the class StreamThreadTest method shouldCatchHandleCorruptionOnTaskCorruptedExceptionPath.

@Test
@SuppressWarnings("unchecked")
public void shouldCatchHandleCorruptionOnTaskCorruptedExceptionPath() {
    final TaskManager taskManager = EasyMock.createNiceMock(TaskManager.class);
    expect(taskManager.producerClientIds()).andStubReturn(Collections.emptySet());
    final Consumer<byte[], byte[]> consumer = mock(Consumer.class);
    final ConsumerGroupMetadata consumerGroupMetadata = mock(ConsumerGroupMetadata.class);
    consumer.subscribe((Collection<String>) anyObject(), anyObject());
    EasyMock.expectLastCall().anyTimes();
    consumer.unsubscribe();
    EasyMock.expectLastCall().anyTimes();
    expect(consumer.groupMetadata()).andStubReturn(consumerGroupMetadata);
    expect(consumerGroupMetadata.groupInstanceId()).andReturn(Optional.empty());
    EasyMock.replay(consumerGroupMetadata);
    final Task task1 = mock(Task.class);
    final Task task2 = mock(Task.class);
    final TaskId taskId1 = new TaskId(0, 0);
    final TaskId taskId2 = new TaskId(0, 2);
    final Set<TaskId> corruptedTasks = singleton(taskId1);
    expect(task1.state()).andReturn(Task.State.RUNNING).anyTimes();
    expect(task1.id()).andReturn(taskId1).anyTimes();
    expect(task2.state()).andReturn(Task.State.RUNNING).anyTimes();
    expect(task2.id()).andReturn(taskId2).anyTimes();
    expect(taskManager.handleCorruption(corruptedTasks)).andReturn(true);
    EasyMock.replay(task1, task2, taskManager, consumer);
    final StreamsMetricsImpl streamsMetrics = new StreamsMetricsImpl(metrics, CLIENT_ID, StreamsConfig.METRICS_LATEST, mockTime);
    final TopologyMetadata topologyMetadata = new TopologyMetadata(internalTopologyBuilder, config);
    topologyMetadata.buildAndRewriteTopology();
    final StreamThread thread = new StreamThread(mockTime, config, null, consumer, consumer, null, null, taskManager, streamsMetrics, topologyMetadata, CLIENT_ID, new LogContext(""), new AtomicInteger(), new AtomicLong(Long.MAX_VALUE), new LinkedList<>(), null, HANDLER, null) {

        @Override
        void runOnce() {
            setState(State.PENDING_SHUTDOWN);
            throw new TaskCorruptedException(corruptedTasks);
        }
    }.updateThreadMetadata(getSharedAdminClientId(CLIENT_ID));
    thread.run();
    verify(taskManager);
}

Example 17 with ConsumerGroupMetadata

use of org.apache.kafka.clients.consumer.ConsumerGroupMetadata in project kafka by apache.

the class StreamThreadTest method shouldCatchTaskMigratedExceptionOnOnTaskCorruptedExceptionPath.

@Test
@SuppressWarnings("unchecked")
public void shouldCatchTaskMigratedExceptionOnOnTaskCorruptedExceptionPath() {
    final TaskManager taskManager = EasyMock.createNiceMock(TaskManager.class);
    expect(taskManager.producerClientIds()).andStubReturn(Collections.emptySet());
    final Consumer<byte[], byte[]> consumer = mock(Consumer.class);
    final ConsumerGroupMetadata consumerGroupMetadata = mock(ConsumerGroupMetadata.class);
    expect(consumer.groupMetadata()).andStubReturn(consumerGroupMetadata);
    expect(consumerGroupMetadata.groupInstanceId()).andReturn(Optional.empty());
    consumer.subscribe((Collection<String>) anyObject(), anyObject());
    EasyMock.expectLastCall().anyTimes();
    consumer.unsubscribe();
    EasyMock.expectLastCall().anyTimes();
    EasyMock.replay(consumerGroupMetadata);
    final Task task1 = mock(Task.class);
    final Task task2 = mock(Task.class);
    final TaskId taskId1 = new TaskId(0, 0);
    final TaskId taskId2 = new TaskId(0, 2);
    final Set<TaskId> corruptedTasks = singleton(taskId1);
    expect(task1.state()).andReturn(Task.State.RUNNING).anyTimes();
    expect(task1.id()).andReturn(taskId1).anyTimes();
    expect(task2.state()).andReturn(Task.State.RUNNING).anyTimes();
    expect(task2.id()).andReturn(taskId2).anyTimes();
    taskManager.handleCorruption(corruptedTasks);
    expectLastCall().andThrow(new TaskMigratedException("Task migrated", new RuntimeException("non-corrupted task migrated")));
    taskManager.handleLostAll();
    expectLastCall();
    EasyMock.replay(task1, task2, taskManager, consumer);
    final StreamsMetricsImpl streamsMetrics = new StreamsMetricsImpl(metrics, CLIENT_ID, StreamsConfig.METRICS_LATEST, mockTime);
    final TopologyMetadata topologyMetadata = new TopologyMetadata(internalTopologyBuilder, config);
    topologyMetadata.buildAndRewriteTopology();
    final StreamThread thread = new StreamThread(mockTime, config, null, consumer, consumer, null, null, taskManager, streamsMetrics, topologyMetadata, CLIENT_ID, new LogContext(""), new AtomicInteger(), new AtomicLong(Long.MAX_VALUE), new LinkedList<>(), null, HANDLER, null) {

        @Override
        void runOnce() {
            setState(State.PENDING_SHUTDOWN);
            throw new TaskCorruptedException(corruptedTasks);
        }
    }.updateThreadMetadata(getSharedAdminClientId(CLIENT_ID));
    thread.setState(StreamThread.State.STARTING);
    thread.runLoop();
    verify(taskManager);
}

Example 18 with ConsumerGroupMetadata

use of org.apache.kafka.clients.consumer.ConsumerGroupMetadata in project kafka by apache.

the class StreamThreadTest method shouldCommitAfterCommitInterval.

@Test
public void shouldCommitAfterCommitInterval() {
    final long commitInterval = 100L;
    final long commitLatency = 10L;
    final Properties props = configProps(false);
    props.setProperty(StreamsConfig.STATE_DIR_CONFIG, stateDir);
    props.setProperty(StreamsConfig.COMMIT_INTERVAL_MS_CONFIG, Long.toString(commitInterval));
    final StreamsConfig config = new StreamsConfig(props);
    final Consumer<byte[], byte[]> consumer = EasyMock.createNiceMock(Consumer.class);
    final ConsumerGroupMetadata consumerGroupMetadata = mock(ConsumerGroupMetadata.class);
    expect(consumer.groupMetadata()).andStubReturn(consumerGroupMetadata);
    expect(consumerGroupMetadata.groupInstanceId()).andReturn(Optional.empty());
    EasyMock.replay(consumer, consumerGroupMetadata);
    final AtomicBoolean committed = new AtomicBoolean(false);
    final TopologyMetadata topologyMetadata = new TopologyMetadata(internalTopologyBuilder, config);
    final TaskManager taskManager = new TaskManager(null, null, null, null, null, null, null, topologyMetadata, null, null) {

        @Override
        int commit(final Collection<Task> tasksToCommit) {
            committed.set(true);
            // we advance time to make sure the commit delay is considered when computing the next commit timestamp
            mockTime.sleep(commitLatency);
            return 1;
        }
    };
    topologyMetadata.buildAndRewriteTopology();
    final StreamThread thread = buildStreamThread(consumer, taskManager, config, topologyMetadata);
    thread.setNow(mockTime.milliseconds());
    thread.maybeCommit();
    assertTrue(committed.get());
    mockTime.sleep(commitInterval);
    committed.set(false);
    thread.setNow(mockTime.milliseconds());
    thread.maybeCommit();
    assertFalse(committed.get());
    mockTime.sleep(1);
    committed.set(false);
    thread.setNow(mockTime.milliseconds());
    thread.maybeCommit();
    assertTrue(committed.get());
}

Example 19 with ConsumerGroupMetadata

use of org.apache.kafka.clients.consumer.ConsumerGroupMetadata in project kafka by apache.

the class StreamThreadTest method shouldEnforceRebalanceWhenTaskCorruptedExceptionIsThrownForAnActiveTask.

@Test
@SuppressWarnings("unchecked")
public void shouldEnforceRebalanceWhenTaskCorruptedExceptionIsThrownForAnActiveTask() {
    final TaskManager taskManager = EasyMock.createNiceMock(TaskManager.class);
    expect(taskManager.producerClientIds()).andStubReturn(Collections.emptySet());
    final Consumer<byte[], byte[]> consumer = mock(Consumer.class);
    final ConsumerGroupMetadata consumerGroupMetadata = mock(ConsumerGroupMetadata.class);
    expect(consumer.groupMetadata()).andStubReturn(consumerGroupMetadata);
    expect(consumerGroupMetadata.groupInstanceId()).andReturn(Optional.empty());
    consumer.subscribe((Collection<String>) anyObject(), anyObject());
    EasyMock.expectLastCall().anyTimes();
    consumer.unsubscribe();
    EasyMock.expectLastCall().anyTimes();
    EasyMock.replay(consumerGroupMetadata);
    final Task task1 = mock(Task.class);
    final Task task2 = mock(Task.class);
    final TaskId taskId1 = new TaskId(0, 0);
    final TaskId taskId2 = new TaskId(0, 2);
    final Set<TaskId> corruptedTasks = singleton(taskId1);
    expect(task1.state()).andReturn(Task.State.RUNNING).anyTimes();
    expect(task1.id()).andReturn(taskId1).anyTimes();
    expect(task2.state()).andReturn(Task.State.CREATED).anyTimes();
    expect(task2.id()).andReturn(taskId2).anyTimes();
    expect(taskManager.handleCorruption(corruptedTasks)).andReturn(true);
    consumer.enforceRebalance();
    expectLastCall();
    EasyMock.replay(task1, task2, taskManager, consumer);
    final StreamsMetricsImpl streamsMetrics = new StreamsMetricsImpl(metrics, CLIENT_ID, StreamsConfig.METRICS_LATEST, mockTime);
    final TopologyMetadata topologyMetadata = new TopologyMetadata(internalTopologyBuilder, config);
    topologyMetadata.buildAndRewriteTopology();
    final StreamThread thread = new StreamThread(mockTime, eosEnabledConfig, null, consumer, consumer, null, null, taskManager, streamsMetrics, topologyMetadata, CLIENT_ID, new LogContext(""), new AtomicInteger(), new AtomicLong(Long.MAX_VALUE), new LinkedList<>(), null, HANDLER, null) {

        @Override
        void runOnce() {
            setState(State.PENDING_SHUTDOWN);
            throw new TaskCorruptedException(corruptedTasks);
        }
    }.updateThreadMetadata(getSharedAdminClientId(CLIENT_ID));
    thread.setState(StreamThread.State.STARTING);
    thread.runLoop();
    verify(taskManager);
    verify(consumer);
}

Example 20 with ConsumerGroupMetadata

use of org.apache.kafka.clients.consumer.ConsumerGroupMetadata in project kafka by apache.

the class StreamThreadTest method shouldNotCommitBeforeTheCommitInterval.

@Test
public void shouldNotCommitBeforeTheCommitInterval() {
    final long commitInterval = 1000L;
    final Properties props = configProps(false);
    props.setProperty(StreamsConfig.STATE_DIR_CONFIG, stateDir);
    props.setProperty(StreamsConfig.COMMIT_INTERVAL_MS_CONFIG, Long.toString(commitInterval));
    final StreamsConfig config = new StreamsConfig(props);
    final Consumer<byte[], byte[]> consumer = EasyMock.createNiceMock(Consumer.class);
    final ConsumerGroupMetadata consumerGroupMetadata = mock(ConsumerGroupMetadata.class);
    expect(consumer.groupMetadata()).andStubReturn(consumerGroupMetadata);
    expect(consumerGroupMetadata.groupInstanceId()).andReturn(Optional.empty());
    final TaskManager taskManager = mockTaskManagerCommit(consumer, 1, 1);
    EasyMock.replay(consumer, consumerGroupMetadata);
    final TopologyMetadata topologyMetadata = new TopologyMetadata(internalTopologyBuilder, config);
    topologyMetadata.buildAndRewriteTopology();
    final StreamThread thread = buildStreamThread(consumer, taskManager, config, topologyMetadata);
    thread.setNow(mockTime.milliseconds());
    thread.maybeCommit();
    mockTime.sleep(commitInterval - 10L);
    thread.setNow(mockTime.milliseconds());
    thread.maybeCommit();
    verify(taskManager);
}