Package org.apache.ambari.eventdb.model

Examples of org.apache.ambari.eventdb.model.WorkflowContext

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    }
    return mergedDag;
  }
 
  private static WorkflowContext getSanitizedWorkflow(WorkflowContext workflowContext, WorkflowContext existingWorkflowContext) {
    WorkflowContext sanitizedWC = new WorkflowContext();
    if (existingWorkflowContext == null) {
      sanitizedWC.setWorkflowDag(workflowContext.getWorkflowDag());
      sanitizedWC.setParentWorkflowContext(workflowContext.getParentWorkflowContext());
    } else {
      sanitizedWC.setWorkflowDag(constructMergedDag(existingWorkflowContext, workflowContext));
      sanitizedWC.setParentWorkflowContext(existingWorkflowContext.getParentWorkflowContext());
    }
    return sanitizedWC;
  }
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    String log = log("JOB", new String[] {ID, NAME, NODE, ADJ},
        new String[] {conf.get(ID_PROP), conf.get(NAME_PROP), conf.get(NODE_PROP), JobHistory.JobInfo.getWorkflowAdjacencies(conf)});
    ParsedLine line = new ParsedLine(log);
    JobID jobid = new JobID("id", 1);
    JobSubmittedEvent event = new JobSubmittedEvent(jobid, workflowName, "", 0l, "", null, "", line.get(ID), line.get(NAME), line.get(NODE), line.get(ADJ));
    WorkflowContext context = MapReduceJobHistoryUpdater.buildWorkflowContext(event);
   
    String resultingWorkflowId = workflowId;
    if (workflowId.isEmpty())
      resultingWorkflowId = jobid.toString().replace("job_", "mr_");
    assertEquals("Didn't recover workflowId", resultingWorkflowId, context.getWorkflowId());
    assertEquals("Didn't recover workflowName", workflowName, context.getWorkflowName());
    assertEquals("Didn't recover workflowNodeName", workflowNodeName, context.getWorkflowEntityName());
   
    Map<String,String[]> resultingAdjacencies = adjacencies;
    if (resultingAdjacencies.size() == 0) {
      resultingAdjacencies = new HashMap<String,String[]>();
      resultingAdjacencies.put(workflowNodeName, new String[] {});
    }
    assertEquals("Got incorrect number of adjacencies", resultingAdjacencies.size(), context.getWorkflowDag().getEntries().size());
    for (WorkflowDagEntry entry : context.getWorkflowDag().getEntries()) {
      String[] sTargets = resultingAdjacencies.get(entry.getSource());
      assertNotNull("No original targets for " + entry.getSource(), sTargets);
      List<String> dTargets = entry.getTargets();
      assertEquals("Got incorrect number of targets for " + entry.getSource(), sTargets.length, dTargets.size());
      for (int i = 0; i < sTargets.length; i++) {
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public class TestMapReduceJobHistoryUpdater extends TestCase {
  public void testDagMerging() {
    WorkflowDag dag1 = new WorkflowDag();
    dag1.addEntry(getEntry("a", "b", "c"));
    dag1.addEntry(getEntry("b", "d"));
    WorkflowContext one = new WorkflowContext();
    one.setWorkflowDag(dag1);
   
    WorkflowDag dag2 = new WorkflowDag();
    dag2.addEntry(getEntry("a", "d"));
    dag2.addEntry(getEntry("c", "e"));
    WorkflowContext two = new WorkflowContext();
    two.setWorkflowDag(dag2);
   
    WorkflowDag emptyDag = new WorkflowDag();
    WorkflowContext three = new WorkflowContext();
    three.setWorkflowDag(emptyDag);
   
    WorkflowDag mergedDag = new WorkflowDag();
    mergedDag.addEntry(getEntry("a", "b", "c", "d"));
    mergedDag.addEntry(getEntry("b", "d"));
    mergedDag.addEntry(getEntry("c", "e"));
   
    assertEquals(mergedDag, MapReduceJobHistoryUpdater.constructMergedDag(one, two));
    assertEquals(mergedDag, MapReduceJobHistoryUpdater.constructMergedDag(two, one));
   
    // test blank dag
    assertEquals(dag1, MapReduceJobHistoryUpdater.constructMergedDag(three, one));
    assertEquals(dag1, MapReduceJobHistoryUpdater.constructMergedDag(one, three));
    assertEquals(dag2, MapReduceJobHistoryUpdater.constructMergedDag(three, two));
    assertEquals(dag2, MapReduceJobHistoryUpdater.constructMergedDag(two, three));
   
    // test null dag
    assertEquals(dag1, MapReduceJobHistoryUpdater.constructMergedDag(new WorkflowContext(), one));
    assertEquals(dag1, MapReduceJobHistoryUpdater.constructMergedDag(one, new WorkflowContext()));
    assertEquals(dag2, MapReduceJobHistoryUpdater.constructMergedDag(new WorkflowContext(), two));
    assertEquals(dag2, MapReduceJobHistoryUpdater.constructMergedDag(two, new WorkflowContext()));
   
    // test same dag
    assertEquals(dag1, MapReduceJobHistoryUpdater.constructMergedDag(one, one));
    assertEquals(dag2, MapReduceJobHistoryUpdater.constructMergedDag(two, two));
    assertEquals(emptyDag, MapReduceJobHistoryUpdater.constructMergedDag(three, three));
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    WorkflowDag wfDag = new WorkflowDag();
    WorkflowDagEntry wfDagEntry = new WorkflowDagEntry();
    wfDagEntry.setSource("X");
    wfDag.addEntry(wfDagEntry);
   
    WorkflowContext wc = new WorkflowContext();
    wc.setWorkflowId(historyEvent.getJobId().toString().replace("job_", "mr_"));
    wc.setWorkflowName(historyEvent.getJobName());
    wc.setWorkflowEntityName("X");
    wc.setWorkflowDag(wfDag);
    return wc;
  }
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    String workflowNodeName = historyEvent.getWorkflowNodeName()
        .replace("\\", "");
    String workflowAdjacencies = StringUtils.unEscapeString(
        historyEvent.getWorkflowAdjacencies(),
        StringUtils.ESCAPE_CHAR, new char[] {'"', '=', '.'});
    WorkflowContext context = new WorkflowContext();
    context.setWorkflowId(workflowId);
    context.setWorkflowName(workflowName);
    context.setWorkflowEntityName(workflowNodeName);
    WorkflowDag dag = new WorkflowDag();
    Matcher matcher = adjPattern.matcher(workflowAdjacencies);

    while(matcher.find()){
      WorkflowDagEntry dagEntry = new WorkflowDagEntry();
      dagEntry.setSource(matcher.group(1).replace("\\", ""));
      String[] values = StringUtils.getStrings(
          matcher.group(2).replace("\\", ""));
      if (values != null) {
        for (String target : values) {
          dagEntry.addTarget(target);
        }
      }
      dag.addEntry(dagEntry);
    }
    if (dag.getEntries().isEmpty()) {
      WorkflowDagEntry wfDagEntry = new WorkflowDagEntry();
      wfDagEntry.setSource(workflowNodeName);
      dag.addEntry(wfDagEntry);
    }
    context.setWorkflowDag(dag);
    return context;
  }
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    }
    return mergedDag;
  }
 
  private static WorkflowContext getSanitizedWorkflow(WorkflowContext workflowContext, WorkflowContext existingWorkflowContext) {
    WorkflowContext sanitizedWC = new WorkflowContext();
    if (existingWorkflowContext == null) {
      sanitizedWC.setWorkflowDag(workflowContext.getWorkflowDag());
      sanitizedWC.setParentWorkflowContext(workflowContext.getParentWorkflowContext());
    } else {
      sanitizedWC.setWorkflowDag(constructMergedDag(existingWorkflowContext, workflowContext));
      sanitizedWC.setParentWorkflowContext(existingWorkflowContext.getParentWorkflowContext());
    }
    return sanitizedWC;
  }
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      jobPS.setString(3, historyEvent.getUserName());
      jobPS.setString(4, historyEvent.getJobConfPath());
      jobPS.setString(5, historyEvent.getJobQueueName());
      jobPS.setLong(6, historyEvent.getSubmitTime());
     
      WorkflowContext workflowContext = buildWorkflowContext(historyEvent);
     
      // Get workflow information
      boolean insertWorkflow = false;
      String existingContextString = null;
     
      ResultSet rs = null;
      try {
        workflowSelectPS.setString(1, workflowContext.getWorkflowId());
        workflowSelectPS.execute();
        rs = workflowSelectPS.getResultSet();
        if (rs.next()) {
          existingContextString = rs.getString(1);
        } else {
          insertWorkflow = true;
        }
      } catch (SQLException sqle) {
        LOG.warn("workflow select failed with: ", sqle);
        insertWorkflow = false;
      } finally {
        try {
          if (rs != null)
            rs.close();
        } catch (SQLException e) {
          LOG.error("Exception while closing ResultSet", e);
        }
      }

      // Insert workflow
      if (insertWorkflow) {
        workflowPS.setString(1, workflowContext.getWorkflowId());
        workflowPS.setString(2, workflowContext.getWorkflowName());
        workflowPS.setString(3, getWorkflowString(getSanitizedWorkflow(workflowContext, null)));
        workflowPS.setString(4, historyEvent.getUserName());
        workflowPS.setLong(5, historyEvent.getSubmitTime());
        workflowPS.setLong(6, historyEvent.getSubmitTime());
        workflowPS.setLong(7, workflowContext.getWorkflowDag().size());
        workflowPS.executeUpdate();
        LOG.debug("Successfully inserted workflowId = " +
            workflowContext.getWorkflowId());
      } else {
        ObjectMapper om = new ObjectMapper();
        WorkflowContext existingWorkflowContext = null;
        try {
          if (existingContextString != null)
            existingWorkflowContext = om.readValue(existingContextString.getBytes(), WorkflowContext.class);
        } catch (IOException e) {
          LOG.warn("Couldn't read existing workflow context for " + workflowContext.getWorkflowId(), e);
        }
       
        WorkflowContext sanitizedWC = getSanitizedWorkflow(workflowContext, existingWorkflowContext);
        workflowUpdateTimePS.setString(1, getWorkflowString(sanitizedWC));
        workflowUpdateTimePS.setLong(2, sanitizedWC.getWorkflowDag().size());
        workflowUpdateTimePS.setLong(3, historyEvent.getSubmitTime());
        workflowUpdateTimePS.setLong(4, historyEvent.getSubmitTime());
        workflowUpdateTimePS.setString(5, workflowContext.getWorkflowId());
        workflowUpdateTimePS.executeUpdate();
        LOG.debug("Successfully updated workflowId = " +
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Related Classes of org.apache.ambari.eventdb.model.WorkflowContext

  • org.apache.ambari.log4j.hadoop.mapreduce.jobhistory.MapReduceJobHistoryUpdater
  • org.apache.ambari.TestJobHistoryParsing
  • org.apache.ambari.TestMapReduceJobHistoryUpdater
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