Examples of org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest

Package org.apache.hadoop.yarn.api.protocolrecords

Examples of org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest

org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest
The finalization request sent by the ApplicationMaster to inform the ResourceManager about its completion.

The final request includes details such:
- Final state of the ApplicationMaster
- Diagnostic information in case of failure of the ApplicationMaster
- Tracking URL
@see ApplicationMasterProtocol#finishApplicationMaster(FinishApplicationMasterRequest)

  public void unregisterApplicationMaster(FinalApplicationStatus appStatus,
      String appMessage, String appTrackingUrl) throws YarnException,
      IOException {
    Preconditions.checkArgument(appStatus != null,
      "AppStatus should not be null.");
    FinishApplicationMasterRequest request =
        FinishApplicationMasterRequest.newInstance(appStatus, appMessage,
          appTrackingUrl);
    try {
      while (true) {
        FinishApplicationMasterResponse response =

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    // unregister tracking
    if (isTracked) {
      untrackApp();
    }
    // unregister application master
    final FinishApplicationMasterRequest finishAMRequest = recordFactory
                  .newRecordInstance(FinishApplicationMasterRequest.class);
    finishAMRequest.setFinalApplicationStatus(FinalApplicationStatus.SUCCEEDED);


    try {
      UserGroupInformation ugi =
              UserGroupInformation.createRemoteUser(appAttemptId.toString());
      Token<AMRMTokenIdentifier> token =

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    return resp.getAMResponse();
  }


  public void unregisterAppAttempt() throws Exception {
    waitForState(RMAppAttemptState.RUNNING);
    FinishApplicationMasterRequest req = Records.newRecord(FinishApplicationMasterRequest.class);
    req.setAppAttemptId(attemptId);
    req.setDiagnostics("");
    req.setFinishApplicationStatus(FinalApplicationStatus.SUCCEEDED);
    req.setTrackingUrl("");
    amRMProtocol.finishApplicationMaster(req);
  }

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      RegisterApplicationMasterRequest request =
          Records.newRecord(RegisterApplicationMasterRequest.class);
      request.setApplicationAttemptId(applicationAttemptId);
      rmClient.registerApplicationMaster(request);


      FinishApplicationMasterRequest finishAMRequest =
          Records.newRecord(FinishApplicationMasterRequest.class);
      finishAMRequest.setAppAttemptId(applicationAttemptId);
      finishAMRequest
        .setFinishApplicationStatus(FinalApplicationStatus.SUCCEEDED);
      finishAMRequest.setDiagnostics("diagnostics");
      finishAMRequest.setTrackingUrl("url");
      rmClient.finishApplicationMaster(finishAMRequest);


      // Now simulate trying to allocate. RPC call itself should throw auth
      // exception.
      rpc.stopProxy(rmClient, conf); // To avoid using cached client

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  }


  @Override
  public void unregisterApplicationMaster(FinalApplicationStatus appStatus,
      String appMessage, String appTrackingUrl) throws YarnRemoteException {
    FinishApplicationMasterRequest request = recordFactory
                  .newRecordInstance(FinishApplicationMasterRequest.class);
    request.setAppAttemptId(appAttemptId);
    request.setFinishApplicationStatus(appStatus);
    if(appMessage != null) {
      request.setDiagnostics(appMessage);
    }
    if(appTrackingUrl != null) {
      request.setTrackingUrl(appTrackingUrl);
    }
    rmClient.finishApplicationMaster(request);
  }

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      String historyUrl = JobHistoryUtils.getHistoryUrl(getConfig(),
          context.getApplicationID());
      LOG.info("History url is " + historyUrl);


      FinishApplicationMasterRequest request =
          recordFactory.newRecordInstance(FinishApplicationMasterRequest.class);
      request.setAppAttemptId(this.applicationAttemptId);
      request.setFinishApplicationStatus(finishState);
      request.setDiagnostics(sb.toString());
      request.setTrackingUrl(historyUrl);
      scheduler.finishApplicationMaster(request);
    } catch(Exception are) {
      LOG.error("Exception while unregistering ", are);
    }
  }

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  }


  @Override
  public void unregisterApplicationMaster(FinalApplicationStatus appStatus,
                                          String appMessage, String appTrackingUrl) throws YarnRemoteException {
    FinishApplicationMasterRequest request = recordFactory
      .newRecordInstance(FinishApplicationMasterRequest.class);
    request.setAppAttemptId(appAttemptId);
    request.setFinishApplicationStatus(appStatus);
    if (appMessage != null) {
      request.setDiagnostics(appMessage);
    }
    if (appTrackingUrl != null) {
      request.setTrackingUrl(appTrackingUrl);
    }
    rmClient.finishApplicationMaster(request);
  }

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      String historyUrl = JobHistoryUtils.getHistoryUrl(getConfig(),
          context.getApplicationID());
      LOG.info("History url is " + historyUrl);


      FinishApplicationMasterRequest request =
          recordFactory.newRecordInstance(FinishApplicationMasterRequest.class);
      request.setAppAttemptId(this.applicationAttemptId);
      request.setFinishApplicationStatus(finishState);
      request.setDiagnostics(sb.toString());
      request.setTrackingUrl(historyUrl);
      scheduler.finishApplicationMaster(request);
    } catch(Exception are) {
      LOG.info("Exception while unregistering ", are);
    }
  }

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    // When the application completes, it should send a finish application signal 
    // to the RM
    LOG.info("Application completed. Signalling finish to RM");


    FinishApplicationMasterRequest finishReq = Records.newRecord(FinishApplicationMasterRequest.class);
    finishReq.setAppAttemptId(appAttemptID);
    boolean isSuccess = true;
    if (numFailedContainers.get() == 0) {
      finishReq.setFinishApplicationStatus(FinalApplicationStatus.SUCCEEDED);
    }
    else {
      finishReq.setFinishApplicationStatus(FinalApplicationStatus.FAILED);
      String diagnostics = "Diagnostics."
          + ", total=" + numTotalContainers
          + ", completed=" + numCompletedContainers.get()
          + ", allocated=" + numAllocatedContainers.get()
          + ", failed=" + numFailedContainers.get();
      finishReq.setDiagnostics(diagnostics);
      isSuccess = false;
    }
    resourceManager.finishApplicationMaster(finishReq);
    return isSuccess;
  }

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  }


  @Override
  public void unregisterApplicationMaster(FinalApplicationStatus appStatus,
      String appMessage, String appTrackingUrl) throws YarnRemoteException {
    FinishApplicationMasterRequest request = recordFactory
                  .newRecordInstance(FinishApplicationMasterRequest.class);
    request.setAppAttemptId(appAttemptId);
    request.setFinishApplicationStatus(appStatus);
    if(appMessage != null) {
      request.setDiagnostics(appMessage);
    }
    if(appTrackingUrl != null) {
      request.setTrackingUrl(appTrackingUrl);
    }
    rmClient.finishApplicationMaster(request);
  }

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