Examples with KinesisDataSourceMetadata org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata used on opensource projects

Example 11 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testCheckpointForUnknownTaskGroup.

@Test(timeout = 60_000L)
public void testCheckpointForUnknownTaskGroup() throws InterruptedException {
    supervisor = getTestableSupervisor(2, 1, true, "PT1S", null, null, false);
    supervisorRecordSupplier.assign(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID1, SHARD_ID0)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD1_PARTITION, SHARD0_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(SHARD1_PARTITION)).andReturn("12").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(SHARD0_PARTITION)).andReturn("1").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    // not adding any events
    final KinesisIndexTask id1 = createKinesisIndexTask("id1", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, "0", SHARD_ID0, "0"), ImmutableSet.of()), new SeekableStreamEndSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER, SHARD_ID0, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER)), null, null);
    final Task id2 = createKinesisIndexTask("id2", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, "10", SHARD_ID0, "20"), ImmutableSet.of(SHARD_ID0, SHARD_ID1)), new SeekableStreamEndSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER, SHARD_ID0, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER)), null, null);
    final Task id3 = createKinesisIndexTask("id3", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, "10", SHARD_ID0, "20"), ImmutableSet.of(SHARD_ID0, SHARD_ID1)), new SeekableStreamEndSequenceNumbers<>("stream", ImmutableMap.of(SHARD_ID1, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER, SHARD_ID0, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER)), null, null);
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.of(taskRunner)).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(ImmutableList.of(id1, id2, id3)).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id1")).andReturn(Optional.of(TaskStatus.running("id1"))).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id2")).andReturn(Optional.of(TaskStatus.running("id2"))).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id3")).andReturn(Optional.of(TaskStatus.running("id3"))).anyTimes();
    EasyMock.expect(taskStorage.getTask("id1")).andReturn(Optional.of(id1)).anyTimes();
    EasyMock.expect(taskStorage.getTask("id2")).andReturn(Optional.of(id2)).anyTimes();
    EasyMock.expect(taskStorage.getTask("id3")).andReturn(Optional.of(id3)).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(null)).anyTimes();
    replayAll();
    supervisor.start();
    supervisor.checkpoint(0, new KinesisDataSourceMetadata(new SeekableStreamStartSequenceNumbers<>(STREAM, Collections.emptyMap(), ImmutableSet.of())));
    while (supervisor.getNoticesQueueSize() > 0) {
        Thread.sleep(100);
    }
    verifyAll();
    while (serviceEmitter.getStackTrace() == null) {
        Thread.sleep(100);
    }
    Assert.assertTrue(serviceEmitter.getStackTrace().startsWith("org.apache.druid.java.util.common.ISE: Cannot find"));
    Assert.assertEquals("Cannot find taskGroup [0] among all activelyReadingTaskGroups [{}]", serviceEmitter.getExceptionMessage());
    Assert.assertEquals(ISE.class, serviceEmitter.getExceptionClass());
}

Example 12 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testKillUnresponsiveTasksWhileSettingEndOffsets.

@Test
public void testKillUnresponsiveTasksWhileSettingEndOffsets() throws Exception {
    final TaskLocation location = new TaskLocation("testHost", 1234, -1);
    supervisor = getTestableSupervisor(2, 2, true, "PT1M", null, null);
    supervisorRecordSupplier.assign(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID1, SHARD_ID0)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD1_PARTITION, SHARD0_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(SHARD1_PARTITION)).andReturn("12").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(SHARD0_PARTITION)).andReturn("1").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    Capture<Task> captured = Capture.newInstance(CaptureType.ALL);
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.of(taskRunner)).anyTimes();
    EasyMock.expect(taskRunner.getRunningTasks()).andReturn(Collections.emptyList()).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(ImmutableList.of()).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(null)).anyTimes();
    EasyMock.expect(taskQueue.add(EasyMock.capture(captured))).andReturn(true).times(4);
    taskRunner.registerListener(EasyMock.anyObject(TaskRunnerListener.class), EasyMock.anyObject(Executor.class));
    replayAll();
    supervisor.start();
    supervisor.runInternal();
    verifyAll();
    List<Task> tasks = captured.getValues();
    Collection workItems = new ArrayList<>();
    for (Task task : tasks) {
        workItems.add(new TestTaskRunnerWorkItem(task, null, location));
    }
    EasyMock.reset(taskStorage, taskRunner, taskClient, taskQueue);
    TreeMap<Integer, Map<String, String>> checkpoints1 = new TreeMap<>();
    checkpoints1.put(0, ImmutableMap.of(SHARD_ID1, "0"));
    TreeMap<Integer, Map<String, String>> checkpoints2 = new TreeMap<>();
    checkpoints2.put(0, ImmutableMap.of(SHARD_ID0, "0"));
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("sequenceName-0"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints1)).times(2);
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("sequenceName-1"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints2)).times(2);
    captured = Capture.newInstance(CaptureType.ALL);
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(tasks).anyTimes();
    for (Task task : tasks) {
        EasyMock.expect(taskStorage.getStatus(task.getId())).andReturn(Optional.of(TaskStatus.running(task.getId()))).anyTimes();
        EasyMock.expect(taskStorage.getTask(task.getId())).andReturn(Optional.of(task)).anyTimes();
    }
    EasyMock.expect(taskRunner.getRunningTasks()).andReturn(workItems).anyTimes();
    EasyMock.expect(taskClient.getStatusAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(SeekableStreamIndexTaskRunner.Status.READING)).anyTimes();
    EasyMock.expect(taskClient.getStartTimeAsync(EasyMock.contains("sequenceName-0"))).andReturn(Futures.immediateFuture(DateTimes.nowUtc().minusMinutes(2))).andReturn(Futures.immediateFuture(DateTimes.nowUtc()));
    EasyMock.expect(taskClient.getStartTimeAsync(EasyMock.contains("sequenceName-1"))).andReturn(Futures.immediateFuture(DateTimes.nowUtc())).times(2);
    EasyMock.expect(taskClient.pauseAsync(EasyMock.contains("sequenceName-0"))).andReturn(Futures.immediateFuture(ImmutableMap.of(SHARD_ID1, "1"))).andReturn(Futures.immediateFuture(ImmutableMap.of(SHARD_ID1, "3")));
    EasyMock.expect(taskClient.setEndOffsetsAsync(EasyMock.contains("sequenceName-0"), EasyMock.eq(ImmutableMap.of(SHARD_ID1, "3")), EasyMock.eq(true))).andReturn(Futures.immediateFailedFuture(new RuntimeException())).times(2);
    taskQueue.shutdown(EasyMock.contains("sequenceName-0"), EasyMock.eq("Task [%s] failed to respond to [set end offsets] in a timely manner, killing task"), EasyMock.contains("sequenceName-0"));
    EasyMock.expectLastCall().times(2);
    EasyMock.expect(taskQueue.add(EasyMock.capture(captured))).andReturn(true).times(2);
    EasyMock.replay(taskStorage, taskRunner, taskClient, taskQueue);
    supervisor.runInternal();
    verifyAll();
    for (Task task : captured.getValues()) {
        KinesisIndexTaskIOConfig taskConfig = ((KinesisIndexTask) task).getIOConfig();
        Assert.assertEquals("0", taskConfig.getStartSequenceNumbers().getPartitionSequenceNumberMap().get(SHARD_ID1));
    }
}

Example 13 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testKillUnresponsiveTasksWhileGettingStartTime.

@Test
public void testKillUnresponsiveTasksWhileGettingStartTime() throws Exception {
    supervisor = getTestableSupervisor(2, 2, true, "PT1H", null, null);
    supervisorRecordSupplier.assign(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID1, SHARD_ID0)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD1_PARTITION, SHARD0_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(SHARD1_PARTITION)).andReturn("12").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(SHARD0_PARTITION)).andReturn("1").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    Capture<Task> captured = Capture.newInstance(CaptureType.ALL);
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.of(taskRunner)).anyTimes();
    EasyMock.expect(taskRunner.getRunningTasks()).andReturn(Collections.emptyList()).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(ImmutableList.of()).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(null)).anyTimes();
    EasyMock.expect(taskQueue.add(EasyMock.capture(captured))).andReturn(true).times(4);
    taskRunner.registerListener(EasyMock.anyObject(TaskRunnerListener.class), EasyMock.anyObject(Executor.class));
    replayAll();
    supervisor.start();
    supervisor.runInternal();
    verifyAll();
    List<Task> tasks = captured.getValues();
    EasyMock.reset(taskStorage, taskClient, taskQueue);
    TreeMap<Integer, Map<String, String>> checkpoints1 = new TreeMap<>();
    checkpoints1.put(0, ImmutableMap.of(SHARD_ID1, "0", SHARD_ID0, "0"));
    TreeMap<Integer, Map<String, String>> checkpoints2 = new TreeMap<>();
    checkpoints2.put(0, ImmutableMap.of(SHARD_ID0, "0"));
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("sequenceName-0"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints1)).times(2);
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("sequenceName-1"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints2)).times(2);
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(tasks).anyTimes();
    for (Task task : tasks) {
        EasyMock.expect(taskStorage.getStatus(task.getId())).andReturn(Optional.of(TaskStatus.running(task.getId()))).anyTimes();
        EasyMock.expect(taskStorage.getTask(task.getId())).andReturn(Optional.of(task)).anyTimes();
        EasyMock.expect(taskClient.getStatusAsync(task.getId())).andReturn(Futures.immediateFuture(SeekableStreamIndexTaskRunner.Status.NOT_STARTED));
        EasyMock.expect(taskClient.getStartTimeAsync(task.getId())).andReturn(Futures.immediateFailedFuture(new RuntimeException()));
        taskQueue.shutdown(task.getId(), "Task [%s] failed to return start time, killing task", task.getId());
    }
    EasyMock.replay(taskStorage, taskClient, taskQueue);
    supervisor.runInternal();
    verifyAll();
}

Example 14 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testShardMergePhaseThree.

/**
 * Test task creation after a shard merge with two closed shards and one open shard, with the closed shards
 * expiring and no longer being returned from record supplier.
 *
 * @param phaseTwoTasks List of tasks from the second phase where closed but not expired shards were present.
 */
private void testShardMergePhaseThree(List<Task> phaseTwoTasks) throws Exception {
    EasyMock.reset(indexerMetadataStorageCoordinator);
    EasyMock.reset(taskStorage);
    EasyMock.reset(taskQueue);
    EasyMock.reset(taskClient);
    EasyMock.reset(taskMaster);
    EasyMock.reset(taskRunner);
    EasyMock.reset(supervisorRecordSupplier);
    // second set of tasks ran, shard 0 has expired, but shard 1 and 2 have data
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(new SeekableStreamEndSequenceNumbers<String, String>(STREAM, ImmutableMap.of(SHARD_ID0, KinesisSequenceNumber.END_OF_SHARD_MARKER, SHARD_ID1, KinesisSequenceNumber.END_OF_SHARD_MARKER, SHARD_ID2, "100")))).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.resetDataSourceMetadata(DATASOURCE, new KinesisDataSourceMetadata(new SeekableStreamEndSequenceNumbers<String, String>(STREAM, ImmutableMap.of(SHARD_ID0, KinesisSequenceNumber.EXPIRED_MARKER, SHARD_ID1, KinesisSequenceNumber.EXPIRED_MARKER, SHARD_ID2, "100"))))).andReturn(true).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID2)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD2_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(new StreamPartition<>(STREAM, SHARD_ID2))).andReturn("200").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    Capture<Task> postSplitCaptured = Capture.newInstance(CaptureType.ALL);
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.of(taskRunner)).anyTimes();
    EasyMock.expect(taskRunner.getRunningTasks()).andReturn(Collections.emptyList()).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(ImmutableList.of()).anyTimes();
    EasyMock.expect(taskClient.getStatusAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(SeekableStreamIndexTaskRunner.Status.NOT_STARTED)).anyTimes();
    Task successfulTask0 = phaseTwoTasks.get(0);
    EasyMock.expect(taskStorage.getStatus(successfulTask0.getId())).andReturn(Optional.of(TaskStatus.success(successfulTask0.getId())));
    EasyMock.expect(taskStorage.getTask(successfulTask0.getId())).andReturn(Optional.of(successfulTask0)).anyTimes();
    EasyMock.expect(taskClient.getStartTimeAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(DateTimes.nowUtc())).anyTimes();
    EasyMock.expect(taskQueue.add(EasyMock.capture(postSplitCaptured))).andReturn(true).times(1);
    replayAll();
    supervisor.runInternal();
    verifyAll();
    EasyMock.reset(taskStorage);
    EasyMock.reset(taskClient);
    EasyMock.expect(taskClient.getStatusAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(SeekableStreamIndexTaskRunner.Status.NOT_STARTED)).anyTimes();
    EasyMock.expect(taskClient.getStartTimeAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(DateTimes.nowUtc())).anyTimes();
    TreeMap<Integer, Map<String, String>> checkpointsGroup0 = new TreeMap<>();
    checkpointsGroup0.put(0, ImmutableMap.of(SHARD_ID2, "100"));
    // there would be 1 task, only task group 0 has a shard
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("sequenceName-0"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpointsGroup0)).times(1);
    List<Task> postSplitTasks = postSplitCaptured.getValues();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(postSplitTasks).anyTimes();
    for (Task task : postSplitTasks) {
        EasyMock.expect(taskStorage.getStatus(task.getId())).andReturn(Optional.of(TaskStatus.running(task.getId()))).anyTimes();
        EasyMock.expect(taskStorage.getTask(task.getId())).andReturn(Optional.of(task)).anyTimes();
    }
    EasyMock.replay(taskStorage);
    EasyMock.replay(taskClient);
    supervisor.runInternal();
    verifyAll();
    // Check that shardId-000000000000 which has hit EOS is not included in the sequences sent to the task for group 0
    SeekableStreamStartSequenceNumbers<String, String> group0ExpectedStartSequenceNumbers = new SeekableStreamStartSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID2, "100"), ImmutableSet.of(SHARD_ID2));
    SeekableStreamEndSequenceNumbers<String, String> group0ExpectedEndSequenceNumbers = new SeekableStreamEndSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID2, KinesisSequenceNumber.NO_END_SEQUENCE_NUMBER));
    Assert.assertEquals(1, postSplitTasks.size());
    KinesisIndexTaskIOConfig group0Config = ((KinesisIndexTask) postSplitTasks.get(0)).getIOConfig();
    Assert.assertEquals((Integer) 0, group0Config.getTaskGroupId());
    Assert.assertEquals(group0ExpectedStartSequenceNumbers, group0Config.getStartSequenceNumbers());
    Assert.assertEquals(group0ExpectedEndSequenceNumbers, group0Config.getEndSequenceNumbers());
    Map<Integer, Set<String>> expectedPartitionGroups = ImmutableMap.of(0, ImmutableSet.of(SHARD_ID2), 1, ImmutableSet.of());
    ConcurrentHashMap<String, String> expectedPartitionOffsets = new ConcurrentHashMap<>(ImmutableMap.of(SHARD_ID2, "-1", SHARD_ID1, "-1", SHARD_ID0, "-1"));
    Assert.assertEquals(expectedPartitionGroups, supervisor.getPartitionGroups());
    Assert.assertEquals(expectedPartitionOffsets, supervisor.getPartitionOffsets());
}

Example 15 with KinesisDataSourceMetadata

use of org.apache.druid.indexing.kinesis.KinesisDataSourceMetadata in project druid by druid-io.

the class KinesisSupervisorTest method testDoNotKillCompatibleTasks.

@Test
public void testDoNotKillCompatibleTasks() throws InterruptedException, EntryExistsException {
    // This supervisor always returns true for isTaskCurrent -> it should not kill its tasks
    int numReplicas = 2;
    supervisor = getTestableSupervisorCustomIsTaskCurrent(numReplicas, 1, true, "PT1H", new Period("P1D"), new Period("P1D"), false, 42, 1000, true);
    supervisorRecordSupplier.assign(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getPartitionIds(STREAM)).andReturn(ImmutableSet.of(SHARD_ID1, SHARD_ID0)).anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getAssignment()).andReturn(ImmutableSet.of(SHARD1_PARTITION, SHARD0_PARTITION)).anyTimes();
    supervisorRecordSupplier.seekToLatest(EasyMock.anyObject());
    EasyMock.expectLastCall().anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getEarliestSequenceNumber(EasyMock.anyObject())).andReturn("0").anyTimes();
    EasyMock.expect(supervisorRecordSupplier.getLatestSequenceNumber(EasyMock.anyObject())).andReturn("100").anyTimes();
    supervisorRecordSupplier.seek(EasyMock.anyObject(), EasyMock.anyString());
    EasyMock.expectLastCall().anyTimes();
    Task task = createKinesisIndexTask("id2", DATASOURCE, 0, new SeekableStreamStartSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID0, "0", SHARD_ID1, "0"), ImmutableSet.of()), new SeekableStreamEndSequenceNumbers<>(STREAM, ImmutableMap.of(SHARD_ID0, "1", SHARD_ID1, "12")), null, null);
    List<Task> existingTasks = ImmutableList.of(task);
    EasyMock.expect(taskMaster.getTaskQueue()).andReturn(Optional.of(taskQueue)).anyTimes();
    EasyMock.expect(taskMaster.getTaskRunner()).andReturn(Optional.of(taskRunner)).anyTimes();
    EasyMock.expect(taskRunner.getRunningTasks()).andReturn(Collections.emptyList()).anyTimes();
    EasyMock.expect(taskStorage.getActiveTasksByDatasource(DATASOURCE)).andReturn(existingTasks).anyTimes();
    EasyMock.expect(taskStorage.getStatus("id2")).andReturn(Optional.of(TaskStatus.running("id2"))).anyTimes();
    EasyMock.expect(taskStorage.getTask("id2")).andReturn(Optional.of(task)).anyTimes();
    EasyMock.expect(taskClient.getStatusAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(SeekableStreamIndexTaskRunner.Status.NOT_STARTED)).anyTimes();
    EasyMock.expect(taskClient.getStartTimeAsync(EasyMock.anyString())).andReturn(Futures.immediateFuture(DateTimes.nowUtc())).anyTimes();
    EasyMock.expect(indexerMetadataStorageCoordinator.retrieveDataSourceMetadata(DATASOURCE)).andReturn(new KinesisDataSourceMetadata(null)).anyTimes();
    taskRunner.registerListener(EasyMock.anyObject(TaskRunnerListener.class), EasyMock.anyObject(Executor.class));
    EasyMock.expect(taskQueue.add(EasyMock.anyObject(Task.class))).andReturn(true);
    TreeMap<Integer, Map<String, String>> checkpoints = new TreeMap<>();
    checkpoints.put(0, ImmutableMap.of(SHARD_ID0, "0", SHARD_ID1, "0"));
    EasyMock.expect(taskClient.getCheckpointsAsync(EasyMock.contains("id2"), EasyMock.anyBoolean())).andReturn(Futures.immediateFuture(checkpoints)).times(numReplicas);
    replayAll();
    supervisor.start();
    supervisor.runInternal();
    verifyAll();
}