Package org.apache.hadoop.yarn.server.resourcemanager.rmnode

Examples of org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEvent

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  }

  @Test
  public void testUnhealthyExpire() {
    RMNodeImpl node = getUnhealthyNode();
    node.handle(new RMNodeEvent(node.getNodeID(), RMNodeEventType.EXPIRE));
    Assert.assertEquals(NodeState.LOST, node.getState());
  }
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  }

  @Test
  public void testRunningDecommission() {
    RMNodeImpl node = getRunningNode();
    node.handle(new RMNodeEvent(node.getNodeID(),
        RMNodeEventType.DECOMMISSION));
    Assert.assertEquals(NodeState.DECOMMISSIONED, node.getState());
  }
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  }

  @Test
  public void testUnhealthyDecommission() {
    RMNodeImpl node = getUnhealthyNode();
    node.handle(new RMNodeEvent(node.getNodeID(),
        RMNodeEventType.DECOMMISSION));
    Assert.assertEquals(NodeState.DECOMMISSIONED, node.getState());
  }
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  }

  @Test
  public void testRunningRebooting() {
    RMNodeImpl node = getRunningNode();
    node.handle(new RMNodeEvent(node.getNodeID(),
        RMNodeEventType.REBOOTING));
    Assert.assertEquals(NodeState.REBOOTED, node.getState());
  }
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  }

  @Test
  public void testUnhealthyRebooting() {
    RMNodeImpl node = getUnhealthyNode();
    node.handle(new RMNodeEvent(node.getNodeID(),
        RMNodeEventType.REBOOTING));
    Assert.assertEquals(NodeState.REBOOTED, node.getState());
  }
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  private RMNodeImpl getRunningNode() {
    NodeId nodeId = BuilderUtils.newNodeId("localhost", 0);
    RMNodeImpl node = new RMNodeImpl(nodeId, rmContext,null, 0, 0,
        null, null);
    node.handle(new RMNodeEvent(node.getNodeID(), RMNodeEventType.STARTED));
    Assert.assertEquals(NodeState.RUNNING, node.getState());
    return node;
  }
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        resolve(host), capability);

    RMNode oldNode = this.rmContext.getRMNodes().putIfAbsent(nodeId, rmNode);
    if (oldNode == null) {
      this.rmContext.getDispatcher().getEventHandler().handle(
          new RMNodeEvent(nodeId, RMNodeEventType.STARTED));
    } else {
      LOG.info("Reconnect from the node at: " + host);
      this.nmLivelinessMonitor.unregister(nodeId);
      this.rmContext.getDispatcher().getEventHandler().handle(
          new RMNodeReconnectEvent(nodeId, rmNode));
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    // 2. Check if it's a valid (i.e. not excluded) node
    if (!this.nodesListManager.isValidNode(rmNode.getHostName())) {
      LOG.info("Disallowed NodeManager nodeId: " + nodeId + " hostname: "
          + rmNode.getNodeAddress());
      this.rmContext.getDispatcher().getEventHandler().handle(
          new RMNodeEvent(nodeId, RMNodeEventType.DECOMMISSION));
      return shutDown;
    }

    NodeHeartbeatResponse nodeHeartBeatResponse = recordFactory
        .newRecordInstance(NodeHeartbeatResponse.class);

    // 3. Check if it's a 'fresh' heartbeat i.e. not duplicate heartbeat
    HeartbeatResponse lastHeartbeatResponse = rmNode.getLastHeartBeatResponse();
    if (remoteNodeStatus.getResponseId() + 1 == lastHeartbeatResponse
        .getResponseId()) {
      LOG.info("Received duplicate heartbeat from node "
          + rmNode.getNodeAddress());
      nodeHeartBeatResponse.setHeartbeatResponse(lastHeartbeatResponse);
      return nodeHeartBeatResponse;
    } else if (remoteNodeStatus.getResponseId() + 1 < lastHeartbeatResponse
        .getResponseId()) {
      LOG.info("Too far behind rm response id:"
          + lastHeartbeatResponse.getResponseId() + " nm response id:"
          + remoteNodeStatus.getResponseId());
      // TODO: Just sending reboot is not enough. Think more.
      this.rmContext.getDispatcher().getEventHandler().handle(
          new RMNodeEvent(nodeId, RMNodeEventType.REBOOTING));
      return reboot;
    }

    // Heartbeat response
    HeartbeatResponse latestResponse = recordFactory
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  }

  public void sendNodeStarted(MockNM nm) throws Exception {
    RMNodeImpl node = (RMNodeImpl) getRMContext().getRMNodes().get(
        nm.getNodeId());
    node.handle(new RMNodeEvent(nm.getNodeId(), RMNodeEventType.STARTED));
  }
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  }
 
  public void sendNodeLost(MockNM nm) throws Exception {
    RMNodeImpl node = (RMNodeImpl) getRMContext().getRMNodes().get(
        nm.getNodeId());
    node.handle(new RMNodeEvent(nm.getNodeId(), RMNodeEventType.EXPIRE));
  }
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Related Classes of org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEvent

  • org.apache.hadoop.yarn.server.resourcemanager.MockRM
  • org.apache.hadoop.yarn.server.resourcemanager.NMLivelinessMonitor
  • org.apache.hadoop.yarn.server.resourcemanager.ResourceTrackerService
  • org.apache.hadoop.yarn.server.resourcemanager.TestRMNodeTransitions
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