Package org.apache.tez.dag.api.client

Examples of org.apache.tez.dag.api.client.DAGStatus

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    DAG dag = createDag(tezConf, largeOutPath, smallOutPath, expectedOutputPath, numTasks,
        largeOutSize, smallOutSize);

    tezClient.waitTillReady();
    DAGClient dagClient = tezClient.submitDAG(dag);
    DAGStatus dagStatus = dagClient.waitForCompletionWithStatusUpdates(null);
    if (dagStatus.getState() != DAGStatus.State.SUCCEEDED) {
      LOG.info("DAG diagnostics: " + dagStatus.getDiagnostics());
      return -1;
    }
    return 0;

  }
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  }
 
  void runDAGAndVerify(DAG dag, DAGStatus.State finalState) throws Exception {
    tezSession.waitTillReady();
    DAGClient dagClient = tezSession.submitDAG(dag);
    DAGStatus dagStatus = dagClient.getDAGStatus(null);
    while (!dagStatus.isCompleted()) {
      LOG.info("Waiting for dag to complete. Sleeping for 500ms."
          + " DAG name: " + dag.getName()
          + " DAG appContext: " + dagClient.getExecutionContext()
          + " Current state: " + dagStatus.getState());
      Thread.sleep(100);
      dagStatus = dagClient.getDAGStatus(null);
    }
   
    Assert.assertEquals(finalState, dagStatus.getState());
  }
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  public static void printDAGStatus(DAGClient dagClient, String[] vertexNames,
      boolean displayDAGCounters, boolean displayVertexCounters)
      throws IOException, TezException {
    Set<StatusGetOpts> opts = EnumSet.of(StatusGetOpts.GET_COUNTERS);
    DAGStatus dagStatus = dagClient.getDAGStatus(
      (displayDAGCounters ? opts : null));
    Progress progress = dagStatus.getDAGProgress();
    double vProgressFloat = 0.0f;
    if (progress != null) {
      System.out.println("");
      System.out.println("DAG: State: "
          + dagStatus.getState()
          + " Progress: "
          + (progress.getTotalTaskCount() < 0 ? formatter.format(0.0f) :
            formatter.format((double)(progress.getSucceededTaskCount())
              /progress.getTotalTaskCount())));
      for (String vertexName : vertexNames) {
        VertexStatus vStatus = dagClient.getVertexStatus(vertexName,
          (displayVertexCounters ? opts : null));
        if (vStatus == null) {
          System.out.println("Could not retrieve status for vertex: "
            + vertexName);
          continue;
        }
        Progress vProgress = vStatus.getProgress();
        if (vProgress != null) {
          vProgressFloat = 0.0f;
          if (vProgress.getTotalTaskCount() == 0) {
            vProgressFloat = 1.0f;
          } else if (vProgress.getTotalTaskCount() > 0) {
            vProgressFloat = (double)vProgress.getSucceededTaskCount()
              /vProgress.getTotalTaskCount();
          }
          System.out.println("VertexStatus:"
              + " VertexName: "
              + (vertexName.equals("ivertex1") ? "intermediate-reducer"
                  : vertexName)
              + " Progress: " + formatter.format(vProgressFloat));
        }
        if (displayVertexCounters) {
          TezCounters counters = vStatus.getVertexCounters();
          if (counters != null) {
            System.out.println("Vertex Counters for " + vertexName + ": "
              + counters);
          }
        }
      }
    }
    if (displayDAGCounters) {
      TezCounters counters = dagStatus.getDAGCounters();
      if (counters != null) {
        System.out.println("DAG Counters: " + counters);
      }
    }
  }
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    }
    TezClient tezSession = TezClient.create("OrderedWordCountSession", tezConf,
        null, instance.credentials);
    tezSession.start();

    DAGStatus dagStatus = null;
    DAGClient dagClient = null;
    String[] vNames = { "initialmap", "intermediate_reducer",
      "finalreduce" };

    Set<StatusGetOpts> statusGetOpts = EnumSet.of(StatusGetOpts.GET_COUNTERS);
    try {
      for (int dagIndex = 1; dagIndex <= inputPaths.size(); ++dagIndex) {
        if (dagIndex != 1
            && interJobSleepTimeout > 0) {
          try {
            LOG.info("Sleeping between jobs, sleepInterval="
                + (interJobSleepTimeout/1000));
            Thread.sleep(interJobSleepTimeout);
          } catch (InterruptedException e) {
            LOG.info("Main thread interrupted. Breaking out of job loop");
            break;
          }
        }

        String inputPath = inputPaths.get(dagIndex-1);
        String outputPath = outputPaths.get(dagIndex-1);

        if (fs.exists(new Path(outputPath))) {
          throw new FileAlreadyExistsException("Output directory "
              + outputPath + " already exists");
        }
        LOG.info("Running OrderedWordCount DAG"
            + ", dagIndex=" + dagIndex
            + ", inputPath=" + inputPath
            + ", outputPath=" + outputPath);

        Map<String, LocalResource> localResources =
          new TreeMap<String, LocalResource>();
       
        DAG dag = instance.createDAG(fs, conf, localResources,
            stagingDir, dagIndex, inputPath, outputPath,
            generateSplitsInClient);

        boolean doPreWarm = dagIndex == 1 && useTezSession
            && conf.getBoolean("PRE_WARM_SESSION", true);
        int preWarmNumContainers = 0;
        if (doPreWarm) {
          preWarmNumContainers = conf.getInt("PRE_WARM_NUM_CONTAINERS", 0);
          if (preWarmNumContainers <= 0) {
            doPreWarm = false;
          }
        }
        if (doPreWarm) {
          LOG.info("Pre-warming Session");
          PreWarmVertex preWarmVertex = PreWarmVertex.create("PreWarm", preWarmNumContainers, dag
              .getVertex("initialmap").getTaskResource());
          preWarmVertex.addTaskLocalFiles(dag.getVertex("initialmap").getTaskLocalFiles());
          preWarmVertex.setTaskEnvironment(dag.getVertex("initialmap").getTaskEnvironment());
          preWarmVertex.setTaskLaunchCmdOpts(dag.getVertex("initialmap").getTaskLaunchCmdOpts());
         
          tezSession.preWarm(preWarmVertex);
        }

        if (useTezSession) {
          LOG.info("Waiting for TezSession to get into ready state");
          waitForTezSessionReady(tezSession);
          LOG.info("Submitting DAG to Tez Session, dagIndex=" + dagIndex);
          dagClient = tezSession.submitDAG(dag);
          LOG.info("Submitted DAG to Tez Session, dagIndex=" + dagIndex);
        } else {
          LOG.info("Submitting DAG as a new Tez Application");
          dagClient = tezSession.submitDAG(dag);
        }

        while (true) {
          dagStatus = dagClient.getDAGStatus(statusGetOpts);
          if (dagStatus.getState() == DAGStatus.State.RUNNING ||
              dagStatus.getState() == DAGStatus.State.SUCCEEDED ||
              dagStatus.getState() == DAGStatus.State.FAILED ||
              dagStatus.getState() == DAGStatus.State.KILLED ||
              dagStatus.getState() == DAGStatus.State.ERROR) {
            break;
          }
          try {
            Thread.sleep(500);
          } catch (InterruptedException e) {
            // continue;
          }
        }


        while (dagStatus.getState() != DAGStatus.State.SUCCEEDED &&
            dagStatus.getState() != DAGStatus.State.FAILED &&
            dagStatus.getState() != DAGStatus.State.KILLED &&
            dagStatus.getState() != DAGStatus.State.ERROR) {
          if (dagStatus.getState() == DAGStatus.State.RUNNING) {
            ExampleDriver.printDAGStatus(dagClient, vNames);
          }
          try {
            try {
              Thread.sleep(1000);
            } catch (InterruptedException e) {
              // continue;
            }
            dagStatus = dagClient.getDAGStatus(statusGetOpts);
          } catch (TezException e) {
            LOG.fatal("Failed to get application progress. Exiting");
            return -1;
          }
        }
        ExampleDriver.printDAGStatus(dagClient, vNames,
            true, true);
        LOG.info("DAG " + dagIndex + " completed. "
            + "FinalState=" + dagStatus.getState());
        if (dagStatus.getState() != DAGStatus.State.SUCCEEDED) {
          LOG.info("DAG " + dagIndex + " diagnostics: "
            + dagStatus.getDiagnostics());
        }
      }
    } catch (Exception e) {
      LOG.error("Error occurred when submitting/running DAGs", e);
      throw e;
    } finally {
      if (!retainStagingDir) {
        pathFs.delete(stagingDir, true);
      }
      LOG.info("Shutting down session");
      tezSession.stop();
    }

    if (!useTezSession) {
      ExampleDriver.printDAGStatus(dagClient, vNames);
      LOG.info("Application completed. " + "FinalState=" + dagStatus.getState());
    }
    return dagStatus.getState() == DAGStatus.State.SUCCEEDED ? 0 : 1;
  }
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    job.submit();
    JobID jobId = job.getJobID();
    ApplicationId appId = TypeConverter.toYarn(jobId).getAppId();

    DAGClient dagClient = MRTezClient.getDAGClient(appId, new TezConfiguration(conf), null);
    DAGStatus dagStatus;
    String[] vNames = { "initialmap" , "ireduce1" , "finalreduce" };
    while (true) {
      dagStatus = dagClient.getDAGStatus(null);
      if(dagStatus.getState() == DAGStatus.State.RUNNING ||
         dagStatus.getState() == DAGStatus.State.SUCCEEDED ||
         dagStatus.getState() == DAGStatus.State.FAILED ||
         dagStatus.getState() == DAGStatus.State.KILLED ||
         dagStatus.getState() == DAGStatus.State.ERROR) {
        break;
      }
      try {
        Thread.sleep(500);
      } catch (InterruptedException e) {
        // continue;
      }
    }

    while (dagStatus.getState() == DAGStatus.State.RUNNING) {
      try {
        ExampleDriver.printDAGStatus(dagClient, vNames);
        try {
          Thread.sleep(1000);
        } catch (InterruptedException e) {
          // continue;
        }
        dagStatus = dagClient.getDAGStatus(null);
      } catch (TezException e) {
        LOG.fatal("Failed to get application progress. Exiting");
        return -1;
      }
    }

    ExampleDriver.printDAGStatus(dagClient, vNames);
    LOG.info("Application completed. " + "FinalState=" + dagStatus.getState());
    return dagStatus.getState() == DAGStatus.State.SUCCEEDED ? 0 : 1;
  }
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      tezSession.waitTillReady();
     
      DAG dag = getDAG(className, confFilePath);
     
      DAGClient dagClient = tezSession.submitDAG(dag);
      DAGStatus dagStatus = dagClient.getDAGStatus(null);
      while (!dagStatus.isCompleted()) {
        System.out.println("Waiting for dag to complete. Sleeping for 500ms."
            + " DAG name: " + dag.getName()
            + " DAG appContext: " + dagClient.getExecutionContext()
            + " Current state: " + dagStatus.getState());
        Thread.sleep(500);
        dagStatus = dagClient.getDAGStatus(null);
      }
     
      if (dagStatus.getState() == DAGStatus.State.SUCCEEDED) {
        return true;
      }
     
    } finally {
      tearDown();
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    LOG.info("Submitting DAG to Tez Session");
    DAGClient dagClient = tezSession.submitDAG(dag);
    LOG.info("Submitted DAG to Tez Session");

    DAGStatus dagStatus = null;
    String[] vNames = { "stage1", "stage2" };
    try {
      while (true) {
        dagStatus = dagClient.getDAGStatus(null);
        if(dagStatus.getState() == DAGStatus.State.RUNNING ||
            dagStatus.getState() == DAGStatus.State.SUCCEEDED ||
            dagStatus.getState() == DAGStatus.State.FAILED ||
            dagStatus.getState() == DAGStatus.State.KILLED ||
            dagStatus.getState() == DAGStatus.State.ERROR) {
          break;
        }
        try {
          Thread.sleep(500);
        } catch (InterruptedException e) {
          // continue;
        }
      }

      while (dagStatus.getState() == DAGStatus.State.RUNNING) {
        try {
          ExampleDriver.printDAGStatus(dagClient, vNames);
          try {
            Thread.sleep(1000);
          } catch (InterruptedException e) {
            // continue;
          }
          dagStatus = dagClient.getDAGStatus(null);
        } catch (TezException e) {
          LOG.fatal("Failed to get application progress. Exiting");
          return -1;
        }
      }
    } finally {
      fs.delete(stagingDir, true);
      tezSession.stop();
    }

    ExampleDriver.printDAGStatus(dagClient, vNames);
    LOG.info("Application completed. " + "FinalState=" + dagStatus.getState());
    return dagStatus.getState() == DAGStatus.State.SUCCEEDED ? 0 : 1;
  }
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        tezSession.waitTillReady();
        dagClient = tezSession.submitDAG(dag);

        // monitoring
        DAGStatus dagStatus = dagClient.waitForCompletionWithStatusUpdates(EnumSet.of(StatusGetOpts.GET_COUNTERS));
        if (dagStatus.getState() != DAGStatus.State.SUCCEEDED) {
          System.out.println("DAG diagnostics: " + dagStatus.getDiagnostics());
          return false;
        }
        return true;
    } finally {
      fs.delete(stagingDir, true);
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    Set<StatusGetOpts> getOpts = Sets.newHashSet();
    if (printCounters) {
      getOpts.add(StatusGetOpts.GET_COUNTERS);
    }

    DAGStatus dagStatus;
    dagStatus = dagClient.waitForCompletionWithStatusUpdates(getOpts);

    if (dagStatus.getState() != DAGStatus.State.SUCCEEDED) {
      logger.info("DAG diagnostics: " + dagStatus.getDiagnostics());
      return -1;
    }
    return 0;
  }
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        tezSession.waitTillReady();
        dagClient = tezSession.submitDAG(dag);

        // monitoring
        DAGStatus dagStatus = dagClient.waitForCompletionWithStatusUpdates(null);
        if (dagStatus.getState() != DAGStatus.State.SUCCEEDED) {
          System.out.println("DAG diagnostics: " + dagStatus.getDiagnostics());
          return false;
        }
        return true;
    } finally {
      fs.delete(stagingDir, true);
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