Package com.linkedin.helix.model

Examples of com.linkedin.helix.model.LiveInstance

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        "key0");
    config = accessor.getProperty(InstanceConfig.class, PropertyType.CONFIGS,
        ConfigScopeProperty.PARTICIPANT.toString(), "key0");
    AssertJUnit.assertNull(config);

    LiveInstance leader = new LiveInstance("id2");
    accessor.updateProperty(PropertyType.LEADER, leader);
    LiveInstance nullLeader = accessor.getProperty(LiveInstance.class, PropertyType.LEADER);
    AssertJUnit.assertNull(nullLeader);

    accessor.setProperty(PropertyType.LEADER, leader);
    LiveInstance newLeader = new LiveInstance("id3");
    accessor.updateProperty(PropertyType.LEADER, newLeader);
    leader = accessor.getProperty(LiveInstance.class, PropertyType.LEADER);
    AssertJUnit.assertEquals("id3", leader.getId());

    // List<ZNRecord> childs = accessor.getChildValues(PropertyType.HISTORY);
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    command = "-zkSvr localhost:2183 -dropCluster clusterTest1";
    assertClusterSetupException(command);
   
    // verify leader node
    HelixDataAccessor accessor = _startCMResultMap.get("controller_9001")._manager.getHelixDataAccessor();
    LiveInstance controllerLeader = accessor.getProperty(accessor.keyBuilder().controllerLeader());
    Assert.assertTrue(controllerLeader.getInstanceName().startsWith("controller_900"));
   
    accessor = _startCMResultMap.get("localhost_1232")._manager.getHelixDataAccessor();
    LiveInstance leader = accessor.getProperty(accessor.keyBuilder().controllerLeader());
    Assert.assertTrue(leader.getInstanceName().startsWith("controller_900"));
   
    boolean verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR,
                                                                              "clusterTest1"));
    Assert.assertTrue(verifyResult);
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    context.setType(NotificationContext.Type.INIT);
    election.onControllerChange(context);

//    path = PropertyPathConfig.getPath(PropertyType.LEADER, clusterName);
//    ZNRecord leaderRecord = _gZkClient.<ZNRecord> readData(path);
    LiveInstance liveInstance = accessor.getProperty(keyBuilder.controllerLeader());
    AssertJUnit.assertEquals(controllerName, liveInstance.getInstanceName());
    // AssertJUnit.assertNotNull(election.getController());
    // AssertJUnit.assertNull(election.getLeader());

    manager = new MockZKHelixManager(clusterName, "controller_1", InstanceType.CONTROLLER,
                               _gZkClient);
    election = new DistClusterControllerElection(ZK_ADDR);
    context = new NotificationContext(manager);
    context.setType(NotificationContext.Type.INIT);
    election.onControllerChange(context);
//    leaderRecord = _gZkClient.<ZNRecord> readData(path);
    liveInstance = accessor.getProperty(keyBuilder.controllerLeader());
    AssertJUnit.assertEquals(controllerName, liveInstance.getInstanceName());
    // AssertJUnit.assertNull(election.getController());
    // AssertJUnit.assertNull(election.getLeader());

    System.out.println("END TestDistControllerElection at " + new Date(System.currentTimeMillis()));
  }
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    ZkClient zkClient = (ZkClient)getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ClusterSetup setupTool = new ClusterSetup(zkClient);
    List<String> instances = setupTool.getClusterManagementTool().getInstancesInCluster(clusterName);
   
    HelixDataAccessor accessor = ClusterRepresentationUtil.getClusterDataAccessor(zkClient, clusterName);
    LiveInstance liveInstance = accessor.getProperty(accessor.keyBuilder().liveInstance(instanceName));
    String sessionId = liveInstance.getSessionId();
   
    StringRepresentation representation = new StringRepresentation("");//(ClusterRepresentationUtil.ObjectToJson(instanceConfigs), MediaType.APPLICATION_JSON);
   
    return representation;
  }
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    deleteUrl(clusterUrl, true);

    // verify leader node
    HelixDataAccessor accessor =
        _startCMResultMap.get("controller_9001")._manager.getHelixDataAccessor();
    LiveInstance controllerLeader =
        accessor.getProperty(accessor.keyBuilder().controllerLeader());
    Assert.assertTrue(controllerLeader.getInstanceName().startsWith("controller_900"));

    accessor = _startCMResultMap.get("localhost_1232")._manager.getHelixDataAccessor();
    LiveInstance leader = accessor.getProperty(accessor.keyBuilder().controllerLeader());
    Assert.assertTrue(leader.getInstanceName().startsWith("controller_900"));

    boolean verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR,
                                                                              "clusterTest1"));
    Assert.assertTrue(verifyResult);
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    // clear status update for error partition so verify() will not fail on old
    // errors
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    LiveInstance liveInstance = accessor.getProperty(keyBuilder.liveInstance(instance));
    accessor.removeProperty(keyBuilder.stateTransitionStatus(instance, liveInstance.getSessionId(), resource, partition));

   }
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    Map<String, Map<String, Map<String, CurrentState>>> allCurStateMap =
        new HashMap<String, Map<String, Map<String, CurrentState>>>();
    for (String instanceName : _liveInstanceMap.keySet())
    {
      LiveInstance liveInstance = _liveInstanceMap.get(instanceName);
      String sessionId = liveInstance.getSessionId();
      if (!allCurStateMap.containsKey(instanceName))
      {
        allCurStateMap.put(instanceName, new HashMap<String, Map<String, CurrentState>>());
      }
      Map<String, Map<String, CurrentState>> curStateMap =
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    logger.info("START: GenericClusterController.onControllerChange()");
    HelixDataAccessor accessor = changeContext.getManager().getHelixDataAccessor();

    // double check if this controller is the leader
    Builder keyBuilder = accessor.keyBuilder();
    LiveInstance leader =
        accessor.getProperty(keyBuilder.controllerLeader());
    if (leader == null)
    {
      logger.warn("No controller exists for cluster:"
          + changeContext.getManager().getClusterName());
      return;
    }
    else
    {
      String leaderName = leader.getInstanceName();

      String instanceName = changeContext.getManager().getInstanceName();
      if (leaderName == null || !leaderName.equals(instanceName))
      {
        logger.warn("leader name does NOT match, my name: " + instanceName + ", leader: "
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    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    // check the instance is alive
    LiveInstance liveInstance =
        accessor.getProperty(keyBuilder.liveInstance(instanceName));
    if (liveInstance == null)
    {
      throw new HelixException("Can't reset state for " + resourceName + "/"
          + partitionNames + " on " + instanceName + ", because " + instanceName
          + " is not alive");
    }

    // check resource group exists
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates(resourceName));
    if (idealState == null)
    {
      throw new HelixException("Can't reset state for " + resourceName + "/"
          + partitionNames + " on " + instanceName + ", because " + resourceName
          + " is not added");
    }

    // check partition exists in resource group
    Set<String> resetPartitionNames = new HashSet<String>(partitionNames);
    if (idealState.getIdealStateMode() == IdealStateModeProperty.CUSTOMIZED)
    {
      Set<String> partitions =
          new HashSet<String>(idealState.getRecord().getMapFields().keySet());
      if (!partitions.containsAll(resetPartitionNames))
      {
        throw new HelixException("Can't reset state for " + resourceName + "/"
            + partitionNames + " on " + instanceName + ", because not all "
            + partitionNames + " exist");
      }
    }
    else
    {
      Set<String> partitions =
          new HashSet<String>(idealState.getRecord().getListFields().keySet());
      if (!partitions.containsAll(resetPartitionNames))
      {
        throw new HelixException("Can't reset state for " + resourceName + "/"
            + partitionNames + " on " + instanceName + ", because not all "
            + partitionNames + " exist");
      }
    }

    // check partition is in ERROR state
    String sessionId = liveInstance.getSessionId();
    CurrentState curState =
        accessor.getProperty(keyBuilder.currentState(instanceName,
                                                     sessionId,
                                                     resourceName));
    for (String partitionName : resetPartitionNames)
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    {
      throw new HelixException("Instance is not configured for instance:" + _instanceName
          + " instanceType:" + _instanceType);
    }

    LiveInstance liveInstance = new LiveInstance(_instanceName);
    liveInstance.setSessionId(_sessionId);
//    _fileDataAccessor.setProperty(PropertyType.LIVEINSTANCES, liveInstance.getRecord(),
//        _instanceName);
   
    Builder keyBuilder = _accessor.keyBuilder();
    _accessor.setProperty(keyBuilder.liveInstance(_instanceName), liveInstance);
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Related Classes of com.linkedin.helix.model.LiveInstance

  • com.linkedin.helix.controller.GenericHelixController
  • com.linkedin.helix.controller.stages.BaseStageTest
  • com.linkedin.helix.controller.stages.ClusterDataCache
  • com.linkedin.helix.controller.stages.TestCompatibilityCheckStage
  • com.linkedin.helix.controller.stages.TestMsgSelectionStage
  • com.linkedin.helix.controller.stages.TestResourceComputationStage
  • com.linkedin.helix.integration.TestDistributedClusterController
  • com.linkedin.helix.integration.TestDistributedCMMain
  • com.linkedin.helix.integration.TestHelixCustomCodeRunner
  • com.linkedin.helix.integration.TestResetPartitionState
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