Java Code Examples for org.apache.hadoop.yarn.api.records.ApplicationReport#getYarnApplicationState()

private void killUnFinishedApplication(ApplicationId appId)
    throws IOException {
  ApplicationReport application = null;
  try {
    application = resMgrDelegate.getApplicationReport(appId);
  } catch (YarnException e) {
    throw new IOException(e);
  }
  if (application.getYarnApplicationState() == YarnApplicationState.FINISHED
      || application.getYarnApplicationState() == YarnApplicationState.FAILED
      || application.getYarnApplicationState() == YarnApplicationState.KILLED) {
    return;
  }
  killApplication(appId);
}
 

protected ApplicationReport getApplicationByName(String appName)
{
  if (appName == null) {
    throw new CliException("Invalid application name provided by user");
  }
  List<ApplicationReport> appList = getApplicationList();
  for (ApplicationReport ar : appList) {
    if ((ar.getName().equals(appName)) &&
        (ar.getYarnApplicationState() != YarnApplicationState.KILLED) &&
        (ar.getYarnApplicationState() != YarnApplicationState.FINISHED)) {
      LOG.debug("Application Name: {} Application ID: {} Application State: {}",
          ar.getName(), ar.getApplicationId().toString(), YarnApplicationState.FINISHED);
      return ar;
    }
  }
  return null;
}
 

private void waitTillAccepted(YarnClient rmClient, ApplicationId appId)
  throws Exception {
  try {
    long start = System.currentTimeMillis();
    ApplicationReport report = rmClient.getApplicationReport(appId);
    while (YarnApplicationState.ACCEPTED != report.getYarnApplicationState()) {
      if (System.currentTimeMillis() - start > 20 * 1000) {
        throw new Exception("App '" + appId + 
          "' time out, failed to reach ACCEPTED state");
      }
      Thread.sleep(200);
      report = rmClient.getApplicationReport(appId);
    }
  } catch (Exception ex) {
    throw new Exception(ex);
  }
}
 

private void updateApplicationStatus() {
	if (yarnClient.isInState(Service.STATE.STARTED)) {
		final ApplicationReport applicationReport;

		try {
			applicationReport = yarnClient.getApplicationReport(yarnApplicationId);
		} catch (Exception e) {
			LOG.info("Could not retrieve the Yarn application report for {}.", yarnApplicationId);
			applicationStatus = ApplicationStatus.UNKNOWN;
			return;
		}

		YarnApplicationState yarnApplicationState = applicationReport.getYarnApplicationState();

		if (yarnApplicationState == YarnApplicationState.FAILED || yarnApplicationState == YarnApplicationState.KILLED) {
			applicationStatus = ApplicationStatus.FAILED;
		} else {
			applicationStatus = ApplicationStatus.SUCCEEDED;
		}
	} else {
		LOG.info("Yarn client is no longer in state STARTED. Stopping the Yarn application status monitor.");
		applicationStatusUpdateFuture.cancel(false);
	}
}
 

private int verifyApplicationState(ApplicationId appId) throws IOException,
    YarnException {
  YarnClient yarnClient = createYarnClient();

  try {
    ApplicationReport appReport = yarnClient.getApplicationReport(appId);
    switch (appReport.getYarnApplicationState()) {
    case NEW:
    case NEW_SAVING:
    case SUBMITTED:
      return -1;
    case ACCEPTED:
    case RUNNING:
    case FAILED:
    case FINISHED:
    case KILLED:
    default:
      break;

    }
  } finally {
    yarnClient.close();
  }
  return 0;
}
 

public AppInfo(ApplicationReport app) {
  appId = app.getApplicationId().toString();
  if (app.getCurrentApplicationAttemptId() != null) {
    currentAppAttemptId = app.getCurrentApplicationAttemptId().toString();
  }
  user = app.getUser();
  queue = app.getQueue();
  name = app.getName();
  type = app.getApplicationType();
  host = app.getHost();
  rpcPort = app.getRpcPort();
  appState = app.getYarnApplicationState();
  diagnosticsInfo = app.getDiagnostics();
  trackingUrl = app.getTrackingUrl();
  originalTrackingUrl = app.getOriginalTrackingUrl();
  submittedTime = app.getStartTime();
  startedTime = app.getStartTime();
  finishedTime = app.getFinishTime();
  elapsedTime = Times.elapsed(startedTime, finishedTime);
  finalAppStatus = app.getFinalApplicationStatus();
  progress = app.getProgress() * 100; // in percent
  if (app.getApplicationTags() != null && !app.getApplicationTags().isEmpty()) {
    this.applicationTags = CSV_JOINER.join(app.getApplicationTags());
  }
}
 

/**
 * Kills the application with the application id as appId
 * 
 * @param applicationId
 * @throws YarnException
 * @throws IOException
 */
private void killApplication(String applicationId) throws YarnException,
    IOException {
  ApplicationId appId = ConverterUtils.toApplicationId(applicationId);
  ApplicationReport  appReport = null;
  try {
    appReport = client.getApplicationReport(appId);
  } catch (ApplicationNotFoundException e) {
    sysout.println("Application with id '" + applicationId +
        "' doesn't exist in RM.");
    throw e;
  }

  if (appReport.getYarnApplicationState() == YarnApplicationState.FINISHED
      || appReport.getYarnApplicationState() == YarnApplicationState.KILLED
      || appReport.getYarnApplicationState() == YarnApplicationState.FAILED) {
    sysout.println("Application " + applicationId + " has already finished ");
  } else {
    sysout.println("Killing application " + applicationId);
    client.killApplication(appId);
  }
}
 

/**
 * Moves the application with the given ID to the given queue.
 */
private void moveApplicationAcrossQueues(String applicationId, String queue)
    throws YarnException, IOException {
  ApplicationId appId = ConverterUtils.toApplicationId(applicationId);
  ApplicationReport appReport = client.getApplicationReport(appId);
  if (appReport.getYarnApplicationState() == YarnApplicationState.FINISHED
      || appReport.getYarnApplicationState() == YarnApplicationState.KILLED
      || appReport.getYarnApplicationState() == YarnApplicationState.FAILED) {
    sysout.println("Application " + applicationId + " has already finished ");
  } else {
    sysout.println("Moving application " + applicationId + " to queue " + queue);
    client.moveApplicationAcrossQueues(appId, queue);
    sysout.println("Successfully completed move.");
  }
}
 

@Override
public JobStatus submitJob(JobID jobId, String jobSubmitDir, Credentials ts)
throws IOException, InterruptedException {
  
  addHistoryToken(ts);
  
  // Construct necessary information to start the MR AM
  ApplicationSubmissionContext appContext =
    createApplicationSubmissionContext(conf, jobSubmitDir, ts);

  // Submit to ResourceManager
  try {
    ApplicationId applicationId =
        resMgrDelegate.submitApplication(appContext);

    ApplicationReport appMaster = resMgrDelegate
        .getApplicationReport(applicationId);
    String diagnostics =
        (appMaster == null ?
            "application report is null" : appMaster.getDiagnostics());
    if (appMaster == null
        || appMaster.getYarnApplicationState() == YarnApplicationState.FAILED
        || appMaster.getYarnApplicationState() == YarnApplicationState.KILLED) {
      throw new IOException("Failed to run job : " +
          diagnostics);
    }
    return clientCache.getClient(jobId).getJobStatus(jobId);
  } catch (YarnException e) {
    throw new IOException(e);
  }
}
 

public static YarnApplicationState pollFinishedApplicationState(YarnClient client, ApplicationId appId)
    throws IOException, YarnException, InterruptedException {
  EnumSet<YarnApplicationState> finishedState = EnumSet.of(FINISHED, KILLED, FAILED);

  while (true) {
    ApplicationReport report = client.getApplicationReport(appId);
    YarnApplicationState state = report.getYarnApplicationState();
    if (finishedState.contains(state)) {
      return state;
    } else {
      Thread.sleep(250);
    }
  }
}
 

/**
 * Monitor the submitted application for completion. Kill application if time expires.
 * 
 * @param appId
 *            Application Id of application to be monitored
 * @return true if application completed successfully
 * @throws YarnException
 * @throws IOException
 */
private boolean monitorApplication(ApplicationId appId) throws YarnException, IOException {
	while (true) {
		// Check app status every 1 second.
		try {
			Thread.sleep(1000);
		} catch (InterruptedException e) {
			System.out.println("Thread sleep in monitoring loop interrupted");
		}

		// Get application report for the appId we are interested in
		ApplicationReport report = yarnClient.getApplicationReport(appId);

		YarnApplicationState state = report.getYarnApplicationState();
		FinalApplicationStatus dsStatus = report.getFinalApplicationStatus();
		if (YarnApplicationState.FINISHED == state) {
			if (FinalApplicationStatus.SUCCEEDED == dsStatus) {
				System.out.println("Application has completed successfully. Breaking monitoring loop");
				System.out.println(report.getDiagnostics());
				return true;
			}
			System.out.println("Application finished unsuccessfully." + " YarnState=" + state.toString() + ", DSFinalStatus=" + dsStatus.toString()
					+ ". Breaking monitoring loop");

			return false;
		} else if (YarnApplicationState.KILLED == state || YarnApplicationState.FAILED == state) {
			System.out.println("Application did not finish." + " YarnState=" + state.toString() + ", DSFinalStatus=" + dsStatus.toString()
					+ ". Breaking monitoring loop");
			return false;
		}
		if (System.currentTimeMillis() > (clientStartTime + clientTimeout)) {
			System.out.println("Reached client specified timeout for application. Killing application");
			forceKillApplication(appId);
			return false;
		}
	}
}
 

protected ApplicationInfo submitApplicationAndWaitState(long timeout, TimeUnit unit, YarnApplicationState... applicationStates) throws Exception {
	Assert.notEmpty(applicationStates, "Need to have atleast one state");
	Assert.notNull(getYarnClient(), "Yarn client must be set");

	YarnApplicationState state = null;
	ApplicationReport report = null;

	ApplicationId applicationId = submitApplication();
	Assert.notNull(applicationId, "Failed to get application id from submit");

	long end = System.currentTimeMillis() + unit.toMillis(timeout);

	// break label for inner loop
	done:
	do {
		report = findApplicationReport(getYarnClient(), applicationId);
		if (report == null) {
			break;
		}
		state = report.getYarnApplicationState();
		for (YarnApplicationState stateCheck : applicationStates) {
			if (state.equals(stateCheck)) {
				break done;
			}
		}
		Thread.sleep(1000);
	} while (System.currentTimeMillis() < end);
	return new ApplicationInfo(applicationId, report);
}
 

public static void stopTask(Integer taskId, String taskName, Integer processId) throws Exception {
    if(taskId == null){
        throw new Exception("任务停止失败，参数异常，taskId为空！");
    }
    if(StringUtils.isBlank(taskName)){
        throw new Exception("任务提交失败，参数异常，任务名为空！");
    }
    if(processId == null){
        throw new Exception("任务停止失败，参数异常，processId为空！");
    }
    FlinkProcessPO flinkProcessPO = flinkEngineService.flinkProcessDao.getById(processId);
    if(flinkProcessPO == null){
        throw new Exception("任务停止失败，任务的执行信息不存在或者已经被删除！");
    }
    EngineContant.FLINK_HOME = ConfigProperty.getConfigValue(ConfigKeyEnum.FLINK_HOME);
    if(StringUtils.isBlank(EngineContant.FLINK_HOME)){
        throw new Exception("任务停止失败，参数异常，系统参数 FLINK_HOME 未进行配置！");
    }
    if(!FlinkOnYarnBusiness.stopJob(flinkProcessPO.getYarnAppId(),flinkProcessPO.getJobId())){
        throw new Exception("任务停止失败！");
    }

    ApplicationReport report = YarnClientProxy.getApplicationReportByAppId(flinkProcessPO.getYarnAppId());
    if(report != null){
        YarnApplicationState state = report.getYarnApplicationState();
        LOGGER.error("FlinkEngineServiceImpl stopTask report YarnApplicationState = " + state.toString() + " appId=" + flinkProcessPO.getYarnAppId());
        if (!(YarnApplicationState.FINISHED == state || YarnApplicationState.KILLED == state || YarnApplicationState.FAILED == state)) {
            try{
                YarnClientProxy.killApplicationByAppId(flinkProcessPO.getYarnAppId());
                LOGGER.error("FlinkEngineServiceImpl stopTask killApplicationByAppId is ok appId=" + flinkProcessPO.getYarnAppId());
            }catch (Exception e){
                LOGGER.error("FlinkEngineServiceImpl stopTask killApplicationByAppId is error appId=" + flinkProcessPO.getYarnAppId(),e);
                throw e;
            }
        }
    }

    TaskPO taskPO = new TaskPO();
    taskPO.setTaskStatus(TaskStatusEnum.STOP.getValue());
    taskPO.setTaskStopTime(new Date());
    taskPO.setId(flinkProcessPO.getTaskId());
    flinkEngineService.taskDao.update4Stop(taskPO);

    FlinkEngineCheckPointImpl.recoveryFail.remove(flinkProcessPO.getTaskId());
}
 

@Override
public void checkStatus() {
    ApplicationId applicationId = this.getApplicationId();
    if(applicationId == null){
        return;
    }
    try {
        ApplicationReport applicationReport = YarnHolder.getYarnClient().getApplicationReport(applicationId);
        ExecutorJobService executorJobService = ExecutorServiceUtils.getExecutorJobService();
        YarnApplicationState yarnApplicationState = applicationReport.getYarnApplicationState();

        boolean isDumpLog = false;
        logger.info("check job:{} applicationId:{} status is {}", executorJob.getId(), executorJob.getApplicationId(), yarnApplicationState.name());
        switch (yarnApplicationState){
            case FINISHED:
                executorJobService.success(this.getExecutorJob().getId());
                this.setStatus(ContainerStatus.SUCCESS);
                isDumpLog = true;
                break;
            case FAILED:
                executorJobService.fail(this.getExecutorJob().getId(), applicationReport.getDiagnostics());
                this.setStatus(ContainerStatus.FAIL);
                isDumpLog = true;
                break;
            case KILLED:
                executorJobService.fail(this.getExecutorJob().getId(), "killed by other");
                this.setStatus(ContainerStatus.FAIL);
                isDumpLog = true;
                break;
            default:
                return;
        }

        if(isDumpLog){
            this.dumpLog2Local();
        }

    } catch (Throwable e) {
        logger.error("job:{} check status error", executorJob.getId(), e);
    }

}
 

/**
 * Monitor the submitted application for completion. 
 * Kill application if time expires. 
 * @param appId Application Id of application to be monitored
 * @return true if application completed successfully
 * @throws YarnException
 * @throws IOException
 */
private boolean monitorApplication(ApplicationId appId)
    throws YarnException, IOException {

  while (true) {

    // Check app status every 1 second.
    try {
      Thread.sleep(1000);
    } catch (InterruptedException e) {
      LOG.debug("Thread sleep in monitoring loop interrupted");
    }

    // Get application report for the appId we are interested in 
    ApplicationReport report = yarnClient.getApplicationReport(appId);

    LOG.info("Got application report from ASM for"
        + ", appId=" + appId.getId()
        + ", clientToAMToken=" + report.getClientToAMToken()
        + ", appDiagnostics=" + report.getDiagnostics()
        + ", appMasterHost=" + report.getHost()
        + ", appQueue=" + report.getQueue()
        + ", appMasterRpcPort=" + report.getRpcPort()
        + ", appStartTime=" + report.getStartTime()
        + ", yarnAppState=" + report.getYarnApplicationState().toString()
        + ", distributedFinalState=" + report.getFinalApplicationStatus().toString()
        + ", appTrackingUrl=" + report.getTrackingUrl()
        + ", appUser=" + report.getUser());

    YarnApplicationState state = report.getYarnApplicationState();
    FinalApplicationStatus dsStatus = report.getFinalApplicationStatus();
    if (YarnApplicationState.FINISHED == state) {
      if (FinalApplicationStatus.SUCCEEDED == dsStatus) {
        LOG.info("Application has completed successfully. Breaking monitoring loop");
        return true;        
      }
      else {
        LOG.info("Application did finished unsuccessfully."
            + " YarnState=" + state.toString() + ", DSFinalStatus=" + dsStatus.toString()
            + ". Breaking monitoring loop");
        return false;
      }			  
    }
    else if (YarnApplicationState.KILLED == state	
        || YarnApplicationState.FAILED == state) {
      LOG.info("Application did not finish."
          + " YarnState=" + state.toString() + ", DSFinalStatus=" + dsStatus.toString()
          + ". Breaking monitoring loop");
      return false;
    }			

    if (System.currentTimeMillis() > (clientStartTime + clientTimeout)) {
      LOG.info("Reached client specified timeout for application. Killing application");
      forceKillApplication(appId);
      return false;				
    }
  }			

}
 

public boolean run() throws IOException, YarnException {
  LOG.info("Starting Client");
  
  // Connect to ResourceManager
  rmClient.start();
  try {  
    // Create launch context for app master
    LOG.info("Setting up application submission context for ASM");
    ApplicationSubmissionContext appContext = rmClient.createApplication()
        .getApplicationSubmissionContext();
    ApplicationId appId = appContext.getApplicationId();

    // set the application name
    appContext.setApplicationName(appName);

    // Set the priority for the application master
    Priority pri = Records.newRecord(Priority.class);
    pri.setPriority(amPriority);
    appContext.setPriority(pri);

    // Set the queue to which this application is to be submitted in the RM
    appContext.setQueue(amQueue);

    // Set up the container launch context for the application master
    ContainerLaunchContext amContainer = Records
        .newRecord(ContainerLaunchContext.class);
    appContext.setAMContainerSpec(amContainer);

    // unmanaged AM
    appContext.setUnmanagedAM(true);
    LOG.info("Setting unmanaged AM");

    // Submit the application to the applications manager
    LOG.info("Submitting application to ASM");
    rmClient.submitApplication(appContext);

    ApplicationReport appReport =
        monitorApplication(appId, EnumSet.of(YarnApplicationState.ACCEPTED,
          YarnApplicationState.KILLED, YarnApplicationState.FAILED,
          YarnApplicationState.FINISHED));

    if (appReport.getYarnApplicationState() == YarnApplicationState.ACCEPTED) {
      // Monitor the application attempt to wait for launch state
      ApplicationAttemptReport attemptReport =
          monitorCurrentAppAttempt(appId,
            YarnApplicationAttemptState.LAUNCHED);
      ApplicationAttemptId attemptId =
          attemptReport.getApplicationAttemptId();
      LOG.info("Launching AM with application attempt id " + attemptId);
      // launch AM
      launchAM(attemptId);
      // Monitor the application for end state
      appReport =
          monitorApplication(appId, EnumSet.of(YarnApplicationState.KILLED,
            YarnApplicationState.FAILED, YarnApplicationState.FINISHED));
    }

    YarnApplicationState appState = appReport.getYarnApplicationState();
    FinalApplicationStatus appStatus = appReport.getFinalApplicationStatus();

    LOG.info("App ended with state: " + appReport.getYarnApplicationState()
        + " and status: " + appStatus);
    
    boolean success;
    if (YarnApplicationState.FINISHED == appState
        && FinalApplicationStatus.SUCCEEDED == appStatus) {
      LOG.info("Application has completed successfully.");
      success = true;
    } else {
      LOG.info("Application did finished unsuccessfully." + " YarnState="
          + appState.toString() + ", FinalStatus=" + appStatus.toString());
      success = false;
    }
    
    return success;
  } finally {
    rmClient.stop();
  }
}
 

@Before
public void startApp() throws Exception {
  // submit new app
  ApplicationSubmissionContext appContext = 
      yarnClient.createApplication().getApplicationSubmissionContext();
  ApplicationId appId = appContext.getApplicationId();
  // set the application name
  appContext.setApplicationName("Test");
  // Set the priority for the application master
  Priority pri = Records.newRecord(Priority.class);
  pri.setPriority(0);
  appContext.setPriority(pri);
  // Set the queue to which this application is to be submitted in the RM
  appContext.setQueue("default");
  // Set up the container launch context for the application master
  ContainerLaunchContext amContainer =
      BuilderUtils.newContainerLaunchContext(
        Collections.<String, LocalResource> emptyMap(),
        new HashMap<String, String>(), Arrays.asList("sleep", "100"),
        new HashMap<String, ByteBuffer>(), null,
        new HashMap<ApplicationAccessType, String>());
  appContext.setAMContainerSpec(amContainer);
  appContext.setResource(Resource.newInstance(1024, 1, 1));
  // Create the request to send to the applications manager
  SubmitApplicationRequest appRequest = Records
      .newRecord(SubmitApplicationRequest.class);
  appRequest.setApplicationSubmissionContext(appContext);
  // Submit the application to the applications manager
  yarnClient.submitApplication(appContext);

  // wait for app to start
  RMAppAttempt appAttempt = null;
  while (true) {
    ApplicationReport appReport = yarnClient.getApplicationReport(appId);
    if (appReport.getYarnApplicationState() == YarnApplicationState.ACCEPTED) {
      attemptId = appReport.getCurrentApplicationAttemptId();
      appAttempt =
          yarnCluster.getResourceManager().getRMContext().getRMApps()
            .get(attemptId.getApplicationId()).getCurrentAppAttempt();
      while (true) {
        if (appAttempt.getAppAttemptState() == RMAppAttemptState.LAUNCHED) {
          break;
        }
      }
      break;
    }
  }
  // Just dig into the ResourceManager and get the AMRMToken just for the sake
  // of testing.
  UserGroupInformation.setLoginUser(UserGroupInformation
    .createRemoteUser(UserGroupInformation.getCurrentUser().getUserName()));

  // emulate RM setup of AMRM token in credentials by adding the token
  // *before* setting the token service
  UserGroupInformation.getCurrentUser().addToken(appAttempt.getAMRMToken());
  appAttempt.getAMRMToken().setService(ClientRMProxy.getAMRMTokenService(conf));
}
 

/**
 * Monitor the submitted application for completion.
 * Kill application if time expires.
 * @param appId Application Id of application to be monitored
 * @return true if application completed successfully
 * @throws YarnException
 * @throws IOException
 */
private boolean monitorApplication(ApplicationId appId)
        throws YarnException, IOException {

  while (true) {

    // Check app status every 1 second.
    try {
      Thread.sleep(1000);
    } catch (InterruptedException e) {
      LOG.debug("Thread sleep in monitoring loop interrupted");
    }

    // Get application report for the appId we are interested in
    ApplicationReport report = yarnClient.getApplicationReport(appId);

    LOG.info("Got application report from ASM for"
            + ", appId=" + appId.getId()
            + ", clientToAMToken=" + report.getClientToAMToken()
            + ", appDiagnostics=" + report.getDiagnostics()
            + ", appMasterHost=" + report.getHost()
            + ", appQueue=" + report.getQueue()
            + ", appMasterRpcPort=" + report.getRpcPort()
            + ", appStartTime=" + report.getStartTime()
            + ", yarnAppState=" + report.getYarnApplicationState().toString()
            + ", distributedFinalState=" + report.getFinalApplicationStatus().toString()
            + ", appTrackingUrl=" + report.getTrackingUrl()
            + ", appUser=" + report.getUser());

    YarnApplicationState state = report.getYarnApplicationState();
    FinalApplicationStatus dsStatus = report.getFinalApplicationStatus();
    if(YarnApplicationState.RUNNING == state) {
      LOG.info("Application is running...");
      return true;
    }
    if (YarnApplicationState.FINISHED == state) {
      if (FinalApplicationStatus.SUCCEEDED == dsStatus) {
        LOG.info("Application has completed successfully. Breaking monitoring loop");
        return true;
      }
      else {
        LOG.info("Application did finished unsuccessfully."
                + " YarnState=" + state.toString() + ", DSFinalStatus=" + dsStatus.toString()
                + ". Breaking monitoring loop");
        return false;
      }
    }
    else if (YarnApplicationState.KILLED == state
            || YarnApplicationState.FAILED == state) {
      LOG.info("Application did not finish."
              + " YarnState=" + state.toString() + ", DSFinalStatus=" + dsStatus.toString()
              + ". Breaking monitoring loop");
      return false;
    }

    if (System.currentTimeMillis() > (clientStartTime + clientTimeout)) {
      LOG.info("Reached client specified timeout for application. Killing application");
      forceKillApplication(appId);
      return false;
    }
  }

}
 

private static boolean isApplicationRunning(ApplicationReport app) {
	final YarnApplicationState yarnApplicationState = app.getYarnApplicationState();
	return yarnApplicationState != YarnApplicationState.FINISHED
		&& app.getYarnApplicationState() != YarnApplicationState.KILLED
		&& app.getYarnApplicationState() != YarnApplicationState.FAILED;
}
 

public void run(String[] args) throws Exception {
    final String command = args[0];
    final int n = Integer.valueOf(args[1]);
    final Path jarPath = new Path(args[2]);
    final String resourceManagerAddress = args[3];
    final String resourceManagerHostname = args[4];
    final String resourceManagerSchedulerAddress = args[5];
    final String resourceManagerResourceTrackerAddress = args[6];

    // Create yarnClient
    YarnConfiguration conf = new YarnConfiguration();
    conf.set("yarn.resourcemanager.address", resourceManagerAddress);
    conf.set("yarn.resourcemanager.hostname", resourceManagerHostname);
    conf.set("yarn.resourcemanager.scheduler.address", resourceManagerSchedulerAddress);
    conf.set("yarn.resourcemanager.resource-tracker.address", resourceManagerResourceTrackerAddress);
    YarnClient yarnClient = YarnClient.createYarnClient();
    yarnClient.init(conf);
    yarnClient.start();

    // Create application via yarnClient
    YarnClientApplication app = yarnClient.createApplication();

    // Set up the container launch context for the application master
    ContainerLaunchContext amContainer =
            Records.newRecord(ContainerLaunchContext.class);
    amContainer.setCommands(
            Collections.singletonList(
                    "$JAVA_HOME/bin/java" +
                            " -Xmx256M" +
                            " com.hortonworks.simpleyarnapp.ApplicationMaster" +
                            " " + command +
                            " " + String.valueOf(n) +
                            " " + resourceManagerAddress +
                            " " + resourceManagerHostname +
                            " " + resourceManagerSchedulerAddress +
                            " " + resourceManagerResourceTrackerAddress +
                            " 1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/stdout" +
                            " 2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/stderr"
            )
    );

    // Setup jar for ApplicationMaster
    LocalResource appMasterJar = Records.newRecord(LocalResource.class);
    setupAppMasterJar(jarPath, appMasterJar);
    amContainer.setLocalResources(
            Collections.singletonMap("simple-yarn-app-1.1.0.jar", appMasterJar));

    // Setup CLASSPATH for ApplicationMaster
    Map<String, String> appMasterEnv = new HashMap<String, String>();
    setupAppMasterEnv(appMasterEnv);
    amContainer.setEnvironment(appMasterEnv);

    // Set up resource type requirements for ApplicationMaster
    Resource capability = Records.newRecord(Resource.class);
    capability.setMemory(256);
    capability.setVirtualCores(1);

    // Finally, set-up ApplicationSubmissionContext for the application
    ApplicationSubmissionContext appContext =
            app.getApplicationSubmissionContext();
    appContext.setApplicationName("simple-yarn-app"); // application name
    appContext.setAMContainerSpec(amContainer);
    appContext.setResource(capability);
    appContext.setQueue("default"); // queue

    // Submit application
    ApplicationId appId = appContext.getApplicationId();
    System.out.println("Submitting application " + appId);
    yarnClient.submitApplication(appContext);

    ApplicationReport appReport = yarnClient.getApplicationReport(appId);
    YarnApplicationState appState = appReport.getYarnApplicationState();
    while (appState != YarnApplicationState.FINISHED &&
            appState != YarnApplicationState.KILLED &&
            appState != YarnApplicationState.FAILED) {
        Thread.sleep(100);
        appReport = yarnClient.getApplicationReport(appId);
        appState = appReport.getYarnApplicationState();
    }

    System.out.println(
            "Application " + appId + " finished with" +
                    " state " + appState +
                    " at " + appReport.getFinishTime());

}