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

Examples of org.apache.hadoop.yarn.server.api.protocolrecords.NodeHeartbeatResponse

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    public NodeHeartbeatResponse nodeHeartbeat(NodeHeartbeatRequest request)
        throws YarnException, IOException {
      LOG.info("Got heartBeatId: [" + heartBeatID +"]");
      NodeStatus nodeStatus = request.getNodeStatus();
      nodeStatus.setResponseId(heartBeatID++);
      NodeHeartbeatResponse nhResponse = YarnServerBuilderUtils.
          newNodeHeartbeatResponse(heartBeatID, heartBeatNodeAction, null,
              null, null, null, 1000L);

      if (nodeStatus.getKeepAliveApplications() != null
          && nodeStatus.getKeepAliveApplications().size() > 0) {
        for (ApplicationId appId : nodeStatus.getKeepAliveApplications()) {
          List<Long> list = keepAliveRequests.get(appId);
          if (list == null) {
            list = new LinkedList<Long>();
            keepAliveRequests.put(appId, list);
          }
          list.add(System.currentTimeMillis());
        }
      }
      if (heartBeatID == 2) {
        LOG.info("Sending FINISH_APP for application: [" + appId + "]");
        this.context.getApplications().put(appId, mock(Application.class));
        nhResponse.addAllApplicationsToCleanup(Collections.singletonList(appId));
      }
      return nhResponse;
    }
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      } finally {
        heartBeatID++;
      }
      NodeStatus nodeStatus = request.getNodeStatus();
      nodeStatus.setResponseId(heartBeatID);
      NodeHeartbeatResponse nhResponse =
          YarnServerBuilderUtils.newNodeHeartbeatResponse(heartBeatID,
            heartBeatNodeAction, null, null, null, null, 1000L);
      return nhResponse;
    }
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    public NodeHeartbeatResponse nodeHeartbeat(NodeHeartbeatRequest request)
        throws YarnException, IOException {
      NodeStatus nodeStatus = request.getNodeStatus();
      nodeStatus.setResponseId(heartBeatID++);

      NodeHeartbeatResponse nhResponse = YarnServerBuilderUtils.
          newNodeHeartbeatResponse(heartBeatID, NodeAction.NORMAL, null,
              null, null, null, 1000L);
      return nhResponse;
    }
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    rm.start();

    MockNM nm1 = rm.registerNode("host1:1234", 5120);
    MockNM nm2 = rm.registerNode("host2:5678", 10240);

    NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertEquals(4000, nodeHeartbeat.getNextHeartBeatInterval());

    NodeHeartbeatResponse nodeHeartbeat2 = nm2.nodeHeartbeat(true);
    Assert.assertEquals(4000, nodeHeartbeat2.getNextHeartBeatInterval());

  }
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    ClusterMetrics metrics = ClusterMetrics.getMetrics();
    assert(metrics != null);
    int metricCount = metrics.getNumDecommisionedNMs();

    NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    nodeHeartbeat = nm3.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));

    // To test that IPs also work
    String ip = NetUtils.normalizeHostName("localhost");
    writeToHostsFile("host1", ip);

    rm.getNodesListManager().refreshNodes(conf);

    nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    Assert
        .assertEquals(0, ClusterMetrics.getMetrics().getNumDecommisionedNMs());

    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertTrue("Node is not decommisioned.", NodeAction.SHUTDOWN
        .equals(nodeHeartbeat.getNodeAction()));

    checkDecommissionedNMCount(rm, ++metricCount);

    nodeHeartbeat = nm3.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    Assert.assertEquals(metricCount, ClusterMetrics.getMetrics()
      .getNumDecommisionedNMs());
  }
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    MockNM nm1 = rm.registerNode("host1:1234", 5120);
    MockNM nm2 = rm.registerNode("host2:5678", 10240);
    MockNM nm3 = rm.registerNode("localhost:4433", 1024);

    int metricCount = ClusterMetrics.getMetrics().getNumDecommisionedNMs();
    NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));

    // To test that IPs also work
    String ip = NetUtils.normalizeHostName("localhost");
    writeToHostsFile("host2", ip);

    rm.getNodesListManager().refreshNodes(conf);
    checkDecommissionedNMCount(rm, metricCount + 2);

    nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertTrue("The decommisioned metrics are not updated",
        NodeAction.SHUTDOWN.equals(nodeHeartbeat.getNodeAction()));

    nodeHeartbeat = nm3.nodeHeartbeat(true);
    Assert.assertTrue("The decommisioned metrics are not updated",
        NodeAction.SHUTDOWN.equals(nodeHeartbeat.getNodeAction()));
  }
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    MockNM nm1 = rm.registerNode("host1:1234", 5120);
    MockNM nm2 = rm.registerNode("host2:5678", 10240);
    ClusterMetrics metrics = ClusterMetrics.getMetrics();
    assert(metrics != null);
    int initialMetricCount = metrics.getNumDecommisionedNMs();
    NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertEquals(
        NodeAction.NORMAL,
        nodeHeartbeat.getNodeAction());
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertEquals(
        NodeAction.NORMAL,
        nodeHeartbeat.getNodeAction());
    writeToHostsFile("host1");
    conf.set(YarnConfiguration.RM_NODES_INCLUDE_FILE_PATH, hostFile
        .getAbsolutePath());
    rm.getNodesListManager().refreshNodes(conf);
    nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertEquals(
        "Node should not have been decomissioned.",
        NodeAction.NORMAL,
        nodeHeartbeat.getNodeAction());
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertEquals("Node should have been decomissioned but is in state" +
        nodeHeartbeat.getNodeAction(),
        NodeAction.SHUTDOWN, nodeHeartbeat.getNodeAction());
    checkDecommissionedNMCount(rm, ++initialMetricCount);
  }
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    MockNM nm1 = rm.registerNode("host1:1234", 5120);
    MockNM nm2 = rm.registerNode("host2:5678", 10240);
    ClusterMetrics metrics = ClusterMetrics.getMetrics();
    assert(metrics != null);
    int initialMetricCount = metrics.getNumDecommisionedNMs();
    NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertEquals(
        NodeAction.NORMAL,
        nodeHeartbeat.getNodeAction());
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertEquals(
        NodeAction.NORMAL,
        nodeHeartbeat.getNodeAction());
    writeToHostsFile("host2");
    conf.set(YarnConfiguration.RM_NODES_EXCLUDE_FILE_PATH, hostFile
        .getAbsolutePath());
    rm.getNodesListManager().refreshNodes(conf);
    nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertEquals(
        "Node should not have been decomissioned.",
        NodeAction.NORMAL,
        nodeHeartbeat.getNodeAction());
    nodeHeartbeat = nm2.nodeHeartbeat(true);
    Assert.assertEquals("Node should have been decomissioned but is in state" +
        nodeHeartbeat.getNodeAction(),
        NodeAction.SHUTDOWN, nodeHeartbeat.getNodeAction());
    checkDecommissionedNMCount(rm, ++initialMetricCount);
  }
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    MockNM nm1 = rm.registerNode("host1:1234", 5120);
    MockNM nm2 = rm.registerNode("host2:1234", 2048);

    int initialMetricCount = ClusterMetrics.getMetrics().getNumRebootedNMs();
    NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));

    nodeHeartbeat = nm2.nodeHeartbeat(
      new HashMap<ApplicationId, List<ContainerStatus>>(), true, -100);
    Assert.assertTrue(NodeAction.RESYNC.equals(nodeHeartbeat.getNodeAction()));
    Assert.assertEquals("Too far behind rm response id:0 nm response id:-100",
      nodeHeartbeat.getDiagnosticsMessage());
    checkRebootedNMCount(rm, ++initialMetricCount);
  }
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    // TODO Metrics incorrect in case of the FifoScheduler
    Assert.assertEquals(5120, metrics.getAvailableMB());

    // reconnect of healthy node
    nm1 = rm.registerNode("host1:1234", 5120);
    NodeHeartbeatResponse response = nm1.nodeHeartbeat(true);
    Assert.assertTrue(NodeAction.NORMAL.equals(response.getNodeAction()));
    dispatcher.await();
    Assert.assertEquals(expectedNMs, ClusterMetrics.getMetrics().getNumActiveNMs());
    checkUnealthyNMCount(rm, nm2, true, 1);

    // reconnect of unhealthy node
    nm2 = rm.registerNode("host2:5678", 5120);
    response = nm2.nodeHeartbeat(false);
    Assert.assertTrue(NodeAction.NORMAL.equals(response.getNodeAction()));
    dispatcher.await();
    Assert.assertEquals(expectedNMs, ClusterMetrics.getMetrics().getNumActiveNMs());
    checkUnealthyNMCount(rm, nm2, true, 1);
   
    // unhealthy node changed back to healthy
    nm2 = rm.registerNode("host2:5678", 5120);
    dispatcher.await();
    response = nm2.nodeHeartbeat(true);
    response = nm2.nodeHeartbeat(true);
    dispatcher.await();
    Assert.assertEquals(5120 + 5120, metrics.getAvailableMB());

    // reconnect of node with changed capability
    nm1 = rm.registerNode("host2:5678", 10240);
    dispatcher.await();
    response = nm2.nodeHeartbeat(true);
    dispatcher.await();
    Assert.assertTrue(NodeAction.NORMAL.equals(response.getNodeAction()));
    Assert.assertEquals(5120 + 10240, metrics.getAvailableMB());
  }
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