List of controllerLeader() Examples

Examples of controllerLeader()

Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()

    Assert.assertTrue(result, "first cluster NOT in ideal state");


    // stop current leader in controller cluster
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(controllerClusterName, _baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    String leaderName = leader.getId();
    int j = Integer.parseInt(leaderName.substring(leaderName.lastIndexOf('_') + 1));
    controllers[j].syncStop();


    // setup the second cluster

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()


    // stop controller_0-5
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(controllerClusterName, _baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    for (int i = 0; i < n; i++) {
      LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
      String leaderName = leader.getId();
      int j = Integer.parseInt(leaderName.substring(leaderName.lastIndexOf('_') + 1));
      controllers[j].syncStop();


      result =

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()


    HelixDataAccessor accessor =
        ClusterRepresentationUtil.getClusterDataAccessor(zkClient, clusterName);
    Builder keyBuilder = accessor.keyBuilder();


    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    if (leader != null) {
      clusterSummayRecord.setSimpleField("LEADER", leader.getInstanceName());
    } else {
      clusterSummayRecord.setSimpleField("LEADER", "");
    }

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()

    _controllerContextMap = accessor.getChildValuesMap(keyBuilder.controllerContexts());


    // Read all single properties together
    List<HelixProperty> singleProperties =
        accessor.getProperty(ImmutableList.of(keyBuilder.clusterConfig(),
            keyBuilder.controllerLeader(), keyBuilder.pause()));
    _clusterConfig = (ClusterConfiguration) singleProperties.get(0);
    if (_clusterConfig != null) {
      _idealStateRuleMap = _clusterConfig.getIdealStateRules();
    } else {
      _idealStateRuleMap = Collections.emptyMap();

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()

          || changeContext.getType().equals(NotificationContext.Type.CALLBACK)) {
        // DataAccessor dataAccessor = manager.getDataAccessor();
        HelixDataAccessor accessor = manager.getHelixDataAccessor();
        Builder keyBuilder = accessor.keyBuilder();


        while (accessor.getProperty(keyBuilder.controllerLeader()) == null) {
          boolean success = tryUpdateController(manager);
          if (success) {
            updateHistory(manager);
            if (type == InstanceType.CONTROLLER) {
              HelixControllerMain.addListenersToController(manager, _controller);

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()

          leader.setWebserviceUrl(zkPropertyTransferServiceUrl);
        }
      } else {
        LOG.warn("ZKPropertyTransferServer instnace is null");
      }
      boolean success = accessor.createProperty(keyBuilder.controllerLeader(), leader);
      if (success) {
        return true;
      } else {
        LOG.info("Unable to become leader probably because some other controller becames the leader");
      }

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()

      LOG.error(
          "Exception when trying to updating leader record in cluster:" + manager.getClusterName()
              + ". Need to check again whether leader node has been created or not", e);
    }


    leader = accessor.getProperty(keyBuilder.controllerLeader());
    if (leader != null) {
      String leaderSessionId = leader.getTypedSessionId().stringify();
      LOG.info("Leader exists for cluster: " + manager.getClusterName() + ", currentLeader: "
          + leader.getInstanceName() + ", leaderSessionId: " + leaderSessionId);

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()

    }
    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 {

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()

  protected String getCurrentLeader(ZkClient zkClient, String clusterName) {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(zkClient));
    Builder keyBuilder = accessor.keyBuilder();


    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    if (leader == null) {
      return null;
    }
    return leader.getInstanceName();
  }

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Examples of org.apache.helix.PropertyKey.Builder.controllerLeader()

        LOG.info(_manager.getInstanceName() + " is trying to acquire leadership for cluster: "
            + _manager.getClusterName());
        HelixDataAccessor accessor = manager.getHelixDataAccessor();
        Builder keyBuilder = accessor.keyBuilder();


        while (accessor.getProperty(keyBuilder.controllerLeader()) == null) {
          boolean success = tryUpdateController(manager);
          if (success) {
            LOG.info(_manager.getInstanceName() + " acquired leadership for cluster: "
                + _manager.getClusterName());

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