Package org.apache.hadoop.mapreduce.v2.app.job

Examples of org.apache.hadoop.mapreduce.v2.app.job.Task

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  @Test
  public void testAverageReduceTime() {
   
    Job job = mock(CompletedJob.class);
    final Task task1 = mock(Task.class);
    final Task task2 = mock(Task.class);
 
    JobId  jobId = MRBuilderUtils.newJobId(1L, 1, 1);
 
    final TaskId taskId1 = MRBuilderUtils.newTaskId(jobId, 1, TaskType.REDUCE);
    final TaskId taskId2 = MRBuilderUtils.newTaskId(jobId, 2, TaskType.REDUCE);
 
    final TaskAttemptId taskAttemptId1  = MRBuilderUtils.
        newTaskAttemptId(taskId1, 1);
    final TaskAttemptId taskAttemptId2  = MRBuilderUtils.
        newTaskAttemptId(taskId2, 2);
 
    final TaskAttempt taskAttempt1 = mock(TaskAttempt.class);
    final TaskAttempt taskAttempt2 = mock(TaskAttempt.class);
 
    JobReport jobReport = mock(JobReport.class);
 
    when(taskAttempt1.getState()).thenReturn(TaskAttemptState.SUCCEEDED);
    when(taskAttempt1.getLaunchTime()).thenReturn(0L);
    when(taskAttempt1.getShuffleFinishTime()).thenReturn(4L);
    when(taskAttempt1.getSortFinishTime()).thenReturn(6L);
    when(taskAttempt1.getFinishTime()).thenReturn(8L);
 
    when(taskAttempt2.getState()).thenReturn(TaskAttemptState.SUCCEEDED);
    when(taskAttempt2.getLaunchTime()).thenReturn(5L);
    when(taskAttempt2.getShuffleFinishTime()).thenReturn(10L);
    when(taskAttempt2.getSortFinishTime()).thenReturn(22L);
    when(taskAttempt2.getFinishTime()).thenReturn(42L);
 
 
    when(task1.getType()).thenReturn(TaskType.REDUCE);
    when(task2.getType()).thenReturn(TaskType.REDUCE);
    when(task1.getAttempts()).thenReturn
      (new HashMap<TaskAttemptId, TaskAttempt>()
        {{put(taskAttemptId1,taskAttempt1); }});
    when(task2.getAttempts()).thenReturn
      (new HashMap<TaskAttemptId, TaskAttempt>()
          {{put(taskAttemptId2,taskAttempt2); }});
 
    when(job.getTasks()).thenReturn
      (new HashMap<TaskId, Task>()
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    Map<TaskId, Task> mapTasks = completedJob.getTasks(TaskType.MAP);
    Map<TaskId, Task> reduceTasks = completedJob.getTasks(TaskType.REDUCE);
    assertEquals(10, mapTasks.size());
    assertEquals(2, reduceTasks.size());
   
    Task mt1 = mapTasks.get(mt1Id);
    assertEquals(1, mt1.getAttempts().size());
    assertEquals(TaskState.SUCCEEDED, mt1.getState());
    TaskReport mt1Report = mt1.getReport();
    assertEquals(TaskState.SUCCEEDED, mt1Report.getTaskState());
    assertEquals(mt1Id, mt1Report.getTaskId());
    Task rt1 = reduceTasks.get(rt1Id);
    assertEquals(1, rt1.getAttempts().size());
    assertEquals(TaskState.SUCCEEDED, rt1.getState());
    TaskReport rt1Report = rt1.getReport();
    assertEquals(TaskState.SUCCEEDED, rt1Report.getTaskState());
    assertEquals(rt1Id, rt1Report.getTaskId());
  }
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    TaskId mt1Id = MRBuilderUtils.newTaskId(jobId, 0, TaskType.MAP);
    TaskId rt1Id = MRBuilderUtils.newTaskId(jobId, 0, TaskType.REDUCE);
    TaskAttemptId mta1Id = MRBuilderUtils.newTaskAttemptId(mt1Id, 0);
    TaskAttemptId rta1Id = MRBuilderUtils.newTaskAttemptId(rt1Id, 0);
   
    Task mt1 = completedJob.getTask(mt1Id);
    Task rt1 = completedJob.getTask(rt1Id);
   
    TaskAttempt mta1 = mt1.getAttempt(mta1Id);
    assertEquals(TaskAttemptState.SUCCEEDED, mta1.getState());
    assertEquals("localhost:45454", mta1.getAssignedContainerMgrAddress());
    assertEquals("localhost:9999", mta1.getNodeHttpAddress());
    TaskAttemptReport mta1Report = mta1.getReport();
    assertEquals(TaskAttemptState.SUCCEEDED, mta1Report.getTaskAttemptState());
    assertEquals("localhost", mta1Report.getNodeManagerHost());
    assertEquals(45454, mta1Report.getNodeManagerPort());
    assertEquals(9999, mta1Report.getNodeManagerHttpPort());
   
    TaskAttempt rta1 = rt1.getAttempt(rta1Id);
    assertEquals(TaskAttemptState.SUCCEEDED, rta1.getState());
    assertEquals("localhost:45454", rta1.getAssignedContainerMgrAddress());
    assertEquals("localhost:9999", rta1.getNodeHttpAddress());
    TaskAttemptReport rta1Report = rta1.getReport();
    assertEquals(TaskAttemptState.SUCCEEDED, rta1Report.getTaskAttemptState());
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    TaskId taskId = new TaskIdPBImpl();
    taskId.setId(0);
    taskId.setTaskType(TaskType.MAP);
    taskId.setJobId(jobId);
    Task task = mock(Task.class);
    when(task.getID()).thenReturn(taskId);
    TaskReport report = mock(TaskReport.class);
    when(report.getProgress()).thenReturn(0.7f);
    when(report.getTaskState()).thenReturn(TaskState.SUCCEEDED);
    when(report.getStartTime()).thenReturn(100001L);
    when(report.getFinishTime()).thenReturn(100011L);


    when(task.getReport()).thenReturn(report);
    when(task.getType()).thenReturn(TaskType.MAP);


    Map<TaskId, Task> tasks = new HashMap<TaskId, Task>();
    tasks.put(taskId, task);
    AppContext ctx = mock(AppContext.class);
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    @Override
    public JobState transition(JobImpl job, JobEvent event) {
      job.completedTaskCount++;
      LOG.info("Num completed Tasks: " + job.completedTaskCount);
      JobTaskEvent taskEvent = (JobTaskEvent) event;
      Task task = job.tasks.get(taskEvent.getTaskID());
      if (taskEvent.getState() == TaskState.SUCCEEDED) {
        taskSucceeded(job, task);
      } else if (taskEvent.getState() == TaskState.FAILED) {
        taskFailed(job, task);
      } else if (taskEvent.getState() == TaskState.KILLED) {
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  @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
  public TaskInfo getJobTask(@PathParam("jobid") String jid,
      @PathParam("taskid") String tid) {

    Job job = AMWebServices.getJobFromJobIdString(jid, appCtx);
    Task task = AMWebServices.getTaskFromTaskIdString(tid, job);
    return new TaskInfo(task);

  }
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    Job job = AMWebServices.getJobFromJobIdString(jid, appCtx);
    TaskId taskID = MRApps.toTaskID(tid);
    if (taskID == null) {
      throw new NotFoundException("taskid " + tid + " not found or invalid");
    }
    Task task = job.getTask(taskID);
    if (task == null) {
      throw new NotFoundException("task not found with id " + tid);
    }
    return new JobTaskCounterInfo(task);
  }
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  public TaskAttemptsInfo getJobTaskAttempts(@PathParam("jobid") String jid,
      @PathParam("taskid") String tid) {

    TaskAttemptsInfo attempts = new TaskAttemptsInfo();
    Job job = AMWebServices.getJobFromJobIdString(jid, appCtx);
    Task task = AMWebServices.getTaskFromTaskIdString(tid, job);
    for (TaskAttempt ta : task.getAttempts().values()) {
      if (ta != null) {
        if (task.getType() == TaskType.REDUCE) {
          attempts.add(new ReduceTaskAttemptInfo(ta, task.getType()));
        } else {
          attempts.add(new TaskAttemptInfo(ta, task.getType(), false));
        }
      }
    }
    return attempts;
  }
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  @Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
  public TaskAttemptInfo getJobTaskAttemptId(@PathParam("jobid") String jid,
      @PathParam("taskid") String tid, @PathParam("attemptid") String attId) {

    Job job = AMWebServices.getJobFromJobIdString(jid, appCtx);
    Task task = AMWebServices.getTaskFromTaskIdString(tid, job);
    TaskAttempt ta = AMWebServices.getTaskAttemptFromTaskAttemptString(attId,
        task);
    if (task.getType() == TaskType.REDUCE) {
      return new ReduceTaskAttemptInfo(ta, task.getType());
    } else {
      return new TaskAttemptInfo(ta, task.getType(), false);
    }
  }
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  public JobTaskAttemptCounterInfo getJobTaskAttemptIdCounters(
      @PathParam("jobid") String jid, @PathParam("taskid") String tid,
      @PathParam("attemptid") String attId) {

    Job job = AMWebServices.getJobFromJobIdString(jid, appCtx);
    Task task = AMWebServices.getTaskFromTaskIdString(tid, job);
    TaskAttempt ta = AMWebServices.getTaskAttemptFromTaskAttemptString(attId,
        task);
    return new JobTaskAttemptCounterInfo(ta);
  }
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