下面列出了org.apache.hadoop.mapreduce.v2.api.records.TaskId#getId ( ) 实例代码,或者点击链接到github查看源代码,也可以在右侧发表评论。
@Test
public void testRecoverySuccessAttempt() {
LOG.info("--- START: testRecoverySuccessAttempt ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.SUCCEEDED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo,mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.SUCCEEDED);
finalAttemptStates.put(taId2, TaskAttemptState.FAILED);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
jobHistoryEvents.add(EventType.TASK_FINISHED);
recoveryChecker(recoverMapTask, TaskState.SUCCEEDED, finalAttemptStates,
arg, jobHistoryEvents, 2L, 1L);
}
@Test
public void testRecoveryAllFailAttempts() {
LOG.info("--- START: testRecoveryAllFailAttempts ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("FAILED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.FAILED);
finalAttemptStates.put(taId2, TaskAttemptState.FAILED);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
jobHistoryEvents.add(EventType.TASK_FAILED);
recoveryChecker(recoverMapTask, TaskState.FAILED, finalAttemptStates,
arg, jobHistoryEvents, 2L, 2L);
}
@Test
public void testRecoveryTaskSuccessAllAttemptsFail() {
LOG.info("--- START: testRecoveryTaskSuccessAllAttemptsFail ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.FAILED);
finalAttemptStates.put(taId2, TaskAttemptState.FAILED);
// check for one new attempt launched since successful attempt not found
TaskAttemptID taId3 = new TaskAttemptID(taskID, 2000);
finalAttemptStates.put(taId3, TaskAttemptState.NEW);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
recoveryChecker(recoverMapTask, TaskState.RUNNING, finalAttemptStates,
arg, jobHistoryEvents, 2L, 2L);
}
@Test
public void testRecoveryTaskSuccessAllAttemptsSucceed() {
LOG.info("--- START: testRecoveryTaskSuccessAllAttemptsFail ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.SUCCEEDED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.SUCCEEDED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.SUCCEEDED);
finalAttemptStates.put(taId2, TaskAttemptState.SUCCEEDED);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
jobHistoryEvents.add(EventType.TASK_FINISHED);
recoveryChecker(recoverMapTask, TaskState.SUCCEEDED, finalAttemptStates,
arg, jobHistoryEvents, 2L, 0L);
}
@Test
public void testRecoveryAllAttemptsKilled() {
LOG.info("--- START: testRecoveryAllAttemptsKilled ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.KILLED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.KILLED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("KILLED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.KILLED);
finalAttemptStates.put(taId2, TaskAttemptState.KILLED);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_KILLED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_KILLED);
jobHistoryEvents.add(EventType.TASK_FAILED);
recoveryChecker(recoverMapTask, TaskState.KILLED, finalAttemptStates,
arg, jobHistoryEvents, 2L, 0L);
}
public static org.apache.hadoop.mapred.TaskID fromYarn(TaskId id) {
return new org.apache.hadoop.mapred.TaskID(fromYarn(id.getJobId()),
fromYarn(id.getTaskType()), id.getId());
}
@Test
public void testRecoverySuccessAttempt() {
LOG.info("--- START: testRecoverySuccessAttempt ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.SUCCEEDED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo,mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.SUCCEEDED);
finalAttemptStates.put(taId2, TaskAttemptState.FAILED);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
jobHistoryEvents.add(EventType.TASK_FINISHED);
recoveryChecker(recoverMapTask, TaskState.SUCCEEDED, finalAttemptStates,
arg, jobHistoryEvents, 2L, 1L);
}
@Test
public void testRecoveryAllFailAttempts() {
LOG.info("--- START: testRecoveryAllFailAttempts ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("FAILED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.FAILED);
finalAttemptStates.put(taId2, TaskAttemptState.FAILED);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
jobHistoryEvents.add(EventType.TASK_FAILED);
recoveryChecker(recoverMapTask, TaskState.FAILED, finalAttemptStates,
arg, jobHistoryEvents, 2L, 2L);
}
@Test
public void testRecoveryTaskSuccessAllAttemptsFail() {
LOG.info("--- START: testRecoveryTaskSuccessAllAttemptsFail ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.FAILED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.FAILED);
finalAttemptStates.put(taId2, TaskAttemptState.FAILED);
// check for one new attempt launched since successful attempt not found
TaskAttemptID taId3 = new TaskAttemptID(taskID, 2000);
finalAttemptStates.put(taId3, TaskAttemptState.NEW);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
recoveryChecker(recoverMapTask, TaskState.RUNNING, finalAttemptStates,
arg, jobHistoryEvents, 2L, 2L);
}
@Test
public void testRecoveryTaskSuccessAllAttemptsSucceed() {
LOG.info("--- START: testRecoveryTaskSuccessAllAttemptsFail ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.SUCCEEDED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.SUCCEEDED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.SUCCEEDED);
finalAttemptStates.put(taId2, TaskAttemptState.SUCCEEDED);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
jobHistoryEvents.add(EventType.TASK_FINISHED);
recoveryChecker(recoverMapTask, TaskState.SUCCEEDED, finalAttemptStates,
arg, jobHistoryEvents, 2L, 0L);
}
@Test
public void testRecoveryAllAttemptsKilled() {
LOG.info("--- START: testRecoveryAllAttemptsKilled ---");
long clusterTimestamp = System.currentTimeMillis();
EventHandler mockEventHandler = mock(EventHandler.class);
MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
mockEventHandler);
TaskId taskId = recoverMapTask.getID();
JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
TaskID taskID = new TaskID(jobID,
org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());
//Mock up the TaskAttempts
Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
new HashMap<TaskAttemptID, TaskAttemptInfo>();
TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
TaskAttemptState.KILLED);
mockTaskAttempts.put(taId1, mockTAinfo1);
TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
TaskAttemptState.KILLED);
mockTaskAttempts.put(taId2, mockTAinfo2);
OutputCommitter mockCommitter = mock (OutputCommitter.class);
TaskInfo mockTaskInfo = mock(TaskInfo.class);
when(mockTaskInfo.getTaskStatus()).thenReturn("KILLED");
when(mockTaskInfo.getTaskId()).thenReturn(taskID);
when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
recoverMapTask.handle(
new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));
ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
verify(mockEventHandler,atLeast(1)).handle(
(org.apache.hadoop.yarn.event.Event) arg.capture());
Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
new HashMap<TaskAttemptID, TaskAttemptState>();
finalAttemptStates.put(taId1, TaskAttemptState.KILLED);
finalAttemptStates.put(taId2, TaskAttemptState.KILLED);
List<EventType> jobHistoryEvents = new ArrayList<EventType>();
jobHistoryEvents.add(EventType.TASK_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_KILLED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
jobHistoryEvents.add(EventType.MAP_ATTEMPT_KILLED);
jobHistoryEvents.add(EventType.TASK_FAILED);
recoveryChecker(recoverMapTask, TaskState.KILLED, finalAttemptStates,
arg, jobHistoryEvents, 2L, 0L);
}
public static org.apache.hadoop.mapred.TaskID fromYarn(TaskId id) {
return new org.apache.hadoop.mapred.TaskID(fromYarn(id.getJobId()),
fromYarn(id.getTaskType()), id.getId());
}