Examples with Service org.apache.hadoop.service.Service used on opensource projects

Example 16 with Service

use of org.apache.hadoop.service.Service in project hadoop by apache.

the class JobHistory method serviceStart.

@Override
protected void serviceStart() throws Exception {
    hsManager.start();
    if (storage instanceof Service) {
        ((Service) storage).start();
    }
    scheduledExecutor = new HadoopScheduledThreadPoolExecutor(2, new ThreadFactoryBuilder().setNameFormat("Log Scanner/Cleaner #%d").build());
    scheduledExecutor.scheduleAtFixedRate(new MoveIntermediateToDoneRunnable(), moveThreadInterval, moveThreadInterval, TimeUnit.MILLISECONDS);
    // Start historyCleaner
    scheduleHistoryCleaner();
    super.serviceStart();
}

Example 17 with Service

use of org.apache.hadoop.service.Service in project hadoop by apache.

the class TestJobHistoryServer method testReports.

//Test reports of  JobHistoryServer. History server should get log files from  MRApp and read them
@Test(timeout = 50000)
public void testReports() throws Exception {
    Configuration config = new Configuration();
    config.setClass(CommonConfigurationKeysPublic.NET_TOPOLOGY_NODE_SWITCH_MAPPING_IMPL_KEY, MyResolver.class, DNSToSwitchMapping.class);
    RackResolver.init(config);
    MRApp app = new MRAppWithHistory(1, 1, true, this.getClass().getName(), true);
    app.submit(config);
    Job job = app.getContext().getAllJobs().values().iterator().next();
    app.waitForState(job, JobState.SUCCEEDED);
    historyServer = new JobHistoryServer();
    historyServer.init(config);
    historyServer.start();
    // search JobHistory  service
    JobHistory jobHistory = null;
    for (Service service : historyServer.getServices()) {
        if (service instanceof JobHistory) {
            jobHistory = (JobHistory) service;
        }
    }
    ;
    Map<JobId, Job> jobs = jobHistory.getAllJobs();
    assertEquals(1, jobs.size());
    assertEquals("job_0_0000", jobs.keySet().iterator().next().toString());
    Task task = job.getTasks().values().iterator().next();
    TaskAttempt attempt = task.getAttempts().values().iterator().next();
    HistoryClientService historyService = historyServer.getClientService();
    MRClientProtocol protocol = historyService.getClientHandler();
    GetTaskAttemptReportRequest gtarRequest = recordFactory.newRecordInstance(GetTaskAttemptReportRequest.class);
    // test getTaskAttemptReport
    TaskAttemptId taId = attempt.getID();
    taId.setTaskId(task.getID());
    taId.getTaskId().setJobId(job.getID());
    gtarRequest.setTaskAttemptId(taId);
    GetTaskAttemptReportResponse response = protocol.getTaskAttemptReport(gtarRequest);
    assertEquals("container_0_0000_01_000000", response.getTaskAttemptReport().getContainerId().toString());
    assertTrue(response.getTaskAttemptReport().getDiagnosticInfo().isEmpty());
    // counters
    assertNotNull(response.getTaskAttemptReport().getCounters().getCounter(TaskCounter.PHYSICAL_MEMORY_BYTES));
    assertEquals(taId.toString(), response.getTaskAttemptReport().getTaskAttemptId().toString());
    // test getTaskReport
    GetTaskReportRequest request = recordFactory.newRecordInstance(GetTaskReportRequest.class);
    TaskId taskId = task.getID();
    taskId.setJobId(job.getID());
    request.setTaskId(taskId);
    GetTaskReportResponse reportResponse = protocol.getTaskReport(request);
    assertEquals("", reportResponse.getTaskReport().getDiagnosticsList().iterator().next());
    // progress
    assertEquals(1.0f, reportResponse.getTaskReport().getProgress(), 0.01);
    // report has corrected taskId
    assertEquals(taskId.toString(), reportResponse.getTaskReport().getTaskId().toString());
    // Task state should be SUCCEEDED
    assertEquals(TaskState.SUCCEEDED, reportResponse.getTaskReport().getTaskState());
    // For invalid jobid, throw IOException
    GetTaskReportsRequest gtreportsRequest = recordFactory.newRecordInstance(GetTaskReportsRequest.class);
    gtreportsRequest.setJobId(TypeConverter.toYarn(JobID.forName("job_1415730144495_0001")));
    gtreportsRequest.setTaskType(TaskType.REDUCE);
    try {
        protocol.getTaskReports(gtreportsRequest);
        fail("IOException not thrown for invalid job id");
    } catch (IOException e) {
    // Expected
    }
    // test getTaskAttemptCompletionEvents
    GetTaskAttemptCompletionEventsRequest taskAttemptRequest = recordFactory.newRecordInstance(GetTaskAttemptCompletionEventsRequest.class);
    taskAttemptRequest.setJobId(job.getID());
    GetTaskAttemptCompletionEventsResponse taskAttemptCompletionEventsResponse = protocol.getTaskAttemptCompletionEvents(taskAttemptRequest);
    assertEquals(0, taskAttemptCompletionEventsResponse.getCompletionEventCount());
    // test getDiagnostics
    GetDiagnosticsRequest diagnosticRequest = recordFactory.newRecordInstance(GetDiagnosticsRequest.class);
    diagnosticRequest.setTaskAttemptId(taId);
    GetDiagnosticsResponse diagnosticResponse = protocol.getDiagnostics(diagnosticRequest);
    // it is strange : why one empty string ?
    assertEquals(1, diagnosticResponse.getDiagnosticsCount());
    assertEquals("", diagnosticResponse.getDiagnostics(0));
}