Package org.apache.hadoop.yarn.api.records

Examples of org.apache.hadoop.yarn.api.records.NodeHealthStatus

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    public NodeState transition(RMNodeImpl rmNode, RMNodeEvent event) {
      RMNodeStatusEvent statusEvent = (RMNodeStatusEvent) event;

      // Switch the last heartbeatresponse.
      rmNode.latestHeartBeatResponse = statusEvent.getLatestResponse();
      NodeHealthStatus remoteNodeHealthStatus = statusEvent.getNodeHealthStatus();
      rmNode.setNodeHealthStatus(remoteNodeHealthStatus);
      if (remoteNodeHealthStatus.getIsNodeHealthy()) {
        rmNode.context.getDispatcher().getEventHandler().handle(
            new NodeAddedSchedulerEvent(rmNode));
        rmNode.context.getDispatcher().getEventHandler().handle(
                new NodesListManagerEvent(
                    NodesListManagerEventType.NODE_USABLE, rmNode));
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  }

  @Test
  public void testNodeHealthScript() throws Exception {
    RecordFactory factory = RecordFactoryProvider.getRecordFactory(null);
    NodeHealthStatus healthStatus =
        factory.newRecordInstance(NodeHealthStatus.class);
    String errorScript = "echo ERROR\n echo \"Tracker not healthy\"";
    String normalScript = "echo \"I am all fine\"";
    String timeOutScript = "sleep 4\n echo\"I am fine\"";
    Configuration conf = getConfForNodeHealthScript();
    conf.writeXml(new FileOutputStream(nodeHealthConfigFile));
    conf.addResource(nodeHealthConfigFile.getName());

    NodeHealthCheckerService nodeHealthChecker = new NodeHealthCheckerService(
        conf);
    TimerTask timer = nodeHealthChecker.getTimer();
    writeNodeHealthScriptFile(normalScript, true);
    timer.run();

    nodeHealthChecker.setHealthStatus(healthStatus);
    LOG.info("Checking initial healthy condition");
    // Check proper report conditions.
    Assert.assertTrue("Node health status reported unhealthy", healthStatus
        .getIsNodeHealthy());
    Assert.assertTrue("Node health status reported unhealthy", healthStatus
        .getHealthReport().isEmpty());

    // write out error file.
    // Healthy to unhealthy transition
    writeNodeHealthScriptFile(errorScript, true);
    // Run timer
    timer.run();
    // update health status
    nodeHealthChecker.setHealthStatus(healthStatus);
    LOG.info("Checking Healthy--->Unhealthy");
    Assert.assertFalse("Node health status reported healthy", healthStatus
        .getIsNodeHealthy());
    Assert.assertFalse("Node health status reported healthy", healthStatus
        .getHealthReport().isEmpty());
   
    // Check unhealthy to healthy transitions.
    writeNodeHealthScriptFile(normalScript, true);
    timer.run();
    nodeHealthChecker.setHealthStatus(healthStatus);
    LOG.info("Checking UnHealthy--->healthy");
    // Check proper report conditions.
    Assert.assertTrue("Node health status reported unhealthy", healthStatus
        .getIsNodeHealthy());
    Assert.assertTrue("Node health status reported unhealthy", healthStatus
        .getHealthReport().isEmpty());

    // Healthy to timeout transition.
    writeNodeHealthScriptFile(timeOutScript, true);
    timer.run();
    nodeHealthChecker.setHealthStatus(healthStatus);
    LOG.info("Checking Healthy--->timeout");
    Assert.assertFalse("Node health status reported healthy even after timeout",
        healthStatus.getIsNodeHealthy());
    Assert.assertEquals("Node time out message not propogated", healthStatus
        .getHealthReport(),
        NodeHealthCheckerService.NODE_HEALTH_SCRIPT_TIMED_OUT_MSG);
  }
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  }
 
  private RMNodeStatusEvent getMockRMNodeStatusEvent() {
    HeartbeatResponse response = mock(HeartbeatResponse.class);

    NodeHealthStatus healthStatus = mock(NodeHealthStatus.class);
    Boolean yes = new Boolean(true);
    doReturn(yes).when(healthStatus).getIsNodeHealthy();
   
    RMNodeStatusEvent event = mock(RMNodeStatusEvent.class);
    doReturn(healthStatus).when(event).getNodeHealthStatus();
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    return node;
  }

  private RMNodeImpl getUnhealthyNode() {
    RMNodeImpl node = getRunningNode();
    NodeHealthStatus status = node.getNodeHealthStatus();
    status.setHealthReport("sick");
    status.setIsNodeHealthy(false);
    node.handle(new RMNodeStatusEvent(node.getNodeID(), status,
        new ArrayList<ContainerStatus>(), null, null));
    Assert.assertEquals(NodeState.UNHEALTHY, node.getState());
    return node;
  }
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    nodeStatus.setContainersStatuses(containersStatuses);

    LOG.debug(this.nodeId + " sending out status for "
        + numActiveContainers + " containers");

    NodeHealthStatus nodeHealthStatus = this.context.getNodeHealthStatus();
    if (this.healthChecker != null) {
      this.healthChecker.setHealthStatus(nodeHealthStatus);
    }
    LOG.debug("Node's health-status : " + nodeHealthStatus.getIsNodeHealthy()
        + ", " + nodeHealthStatus.getHealthReport());
    nodeStatus.setNodeHealthStatus(nodeHealthStatus);

    return nodeStatus;
  }
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      RMNodeStatusEvent statusEvent = (RMNodeStatusEvent) event;

      // Switch the last heartbeatresponse.
      rmNode.latestHeartBeatResponse = statusEvent.getLatestResponse();

      NodeHealthStatus remoteNodeHealthStatus =
          statusEvent.getNodeHealthStatus();
      rmNode.setNodeHealthStatus(remoteNodeHealthStatus);
      if (!remoteNodeHealthStatus.getIsNodeHealthy()) {
        // Inform the scheduler
        rmNode.context.getDispatcher().getEventHandler().handle(
            new NodeRemovedSchedulerEvent(rmNode));
        ClusterMetrics.getMetrics().incrNumUnhealthyNMs();
        return RMNodeState.UNHEALTHY;
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    public RMNodeState transition(RMNodeImpl rmNode, RMNodeEvent event) {
      RMNodeStatusEvent statusEvent = (RMNodeStatusEvent) event;

      // Switch the last heartbeatresponse.
      rmNode.latestHeartBeatResponse = statusEvent.getLatestResponse();
      NodeHealthStatus remoteNodeHealthStatus = statusEvent.getNodeHealthStatus();
      rmNode.setNodeHealthStatus(remoteNodeHealthStatus);
      if (remoteNodeHealthStatus.getIsNodeHealthy()) {
        rmNode.context.getDispatcher().getEventHandler().handle(
            new NodeAddedSchedulerEvent(rmNode));
        ClusterMetrics.getMetrics().decrNumUnhealthyNMs();
        return RMNodeState.RUNNING;
      }
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    NodeStatus status = Records.newRecord(NodeStatus.class);
    status.setNodeId(nodeId);
    for (Map.Entry<ApplicationId, List<ContainerStatus>> entry : conts.entrySet()) {
      status.setContainersStatuses(entry.getValue());
    }
    NodeHealthStatus healthStatus = Records.newRecord(NodeHealthStatus.class);
    healthStatus.setHealthReport("");
    healthStatus.setIsNodeHealthy(isHealthy);
    healthStatus.setLastHealthReportTime(1);
    status.setNodeHealthStatus(healthStatus);
    status.setResponseId(++responseId);
    req.setNodeStatus(status);
    return resourceTracker.nodeHeartbeat(req).getHeartbeatResponse();
  }
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    resourceTrackerService.registerNodeManager(request1);

    org.apache.hadoop.yarn.server.api.records.NodeStatus nodeStatus = recordFactory.
      newRecordInstance(org.apache.hadoop.yarn.server.api.records.NodeStatus.class);
    nodeStatus.setNodeId(nodeId);
    NodeHealthStatus nodeHealthStatus = recordFactory.newRecordInstance(NodeHealthStatus.class);
    nodeHealthStatus.setIsNodeHealthy(true);
    nodeStatus.setNodeHealthStatus(nodeHealthStatus);
    NodeHeartbeatRequest nodeHeartBeatRequest = recordFactory
        .newRecordInstance(NodeHeartbeatRequest.class);
    nodeHeartBeatRequest.setNodeStatus(nodeStatus);
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    final int nid = NODE_ID++;
    final String hostName = "host"+ nid;
    final int port = 123;
    final NodeId nodeID = newNodeID(hostName, port);
    final String httpAddress = "localhost:0";
    final NodeHealthStatus nodeHealthStatus =
        recordFactory.newRecordInstance(NodeHealthStatus.class);
    final Resource used = newUsedResource(perNode);
    final Resource avail = newAvailResource(perNode, used);
    return new RMNode() {
      @Override
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Related Classes of org.apache.hadoop.yarn.api.records.NodeHealthStatus

  • org.apache.hadoop.TestNodeHealthService
  • org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl
  • org.apache.hadoop.yarn.server.nodemanager.TestNodeHealthService
  • org.apache.hadoop.yarn.server.resourcemanager.MockNM
  • org.apache.hadoop.yarn.server.resourcemanager.MockNodes
  • org.apache.hadoop.yarn.server.resourcemanager.NodeManager
  • org.apache.hadoop.yarn.server.resourcemanager.resourcetracker.TestRMNMRPCResponseId
  • org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeImpl$StatusUpdateWhenHealthyTransition
  • org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeImpl$StatusUpdateWhenUnHealthyTransition
  • org.apache.hadoop.yarn.server.resourcemanager.TestResourceManager
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