Package org.apache.helix.manager.zk

Examples of org.apache.helix.manager.zk.ZkBaseDataAccessor

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    if (_gZkClient.exists(path)) {
      _gZkClient.deleteRecursive(path);
    }

    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    TestHelper.setupEmptyCluster(_gZkClient, clusterName);

    final String controllerName = "controller_0";
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    if (_gZkClient.exists(path)) {
      _gZkClient.deleteRecursive(path);
    }

    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    TestHelper.setupEmptyCluster(_gZkClient, clusterName);

    final String controllerName = "controller_0";
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  }

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

    LiveInstance leader = accessor.getProperty(keyBuilder.controllerLeader());
    if (leader == null)
    {
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      _resourceName = resourceName;
    }
    @Override
    public boolean verify()
    {
      HelixDataAccessor accessor = new ZKHelixDataAccessor( _clusterName, new ZkBaseDataAccessor(_client));
      Builder keyBuilder = accessor.keyBuilder();
      int numberOfPartitions = accessor.getProperty(keyBuilder.idealStates(_resourceName)).getRecord().getListFields().size();
      ClusterDataCache cache = new ClusterDataCache();
      cache.refresh(accessor);
      String masterValue = cache.getStateModelDef(cache.getIdealState(_resourceName).getStateModelDefRef()).getStatesPriorityList().get(0);
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    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new ExternalViewBalancedVerifier(_zkClient,
                                                                              CLUSTER_NAME, db2));
    Assert.assertTrue(result);
    Thread.sleep(1000);
    HelixDataAccessor accessor = new ZKHelixDataAccessor( CLUSTER_NAME, new ZkBaseDataAccessor(_zkClient));
    Builder keyBuilder = accessor.keyBuilder();
    ExternalView ev = accessor.getProperty(keyBuilder.externalView(db2));
    Assert.assertEquals(ev.getPartitionSet().size(), 60);
    for(String partition: ev.getPartitionSet())
    {
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    @Override
    public boolean verify()
    {
      try
      {
        HelixDataAccessor accessor = new ZKHelixDataAccessor( _clusterName, new ZkBaseDataAccessor(_client));
        Builder keyBuilder = accessor.keyBuilder();
        int numberOfPartitions = accessor.getProperty(keyBuilder.idealStates(_resourceName)).getRecord().getListFields().size();
        ClusterDataCache cache = new ClusterDataCache();
        cache.refresh(accessor);
        String masterValue = cache.getStateModelDef(cache.getIdealState(_resourceName).getStateModelDefRef()).getStatesPriorityList().get(0);
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    record.getMapField("constraint5").put("RESOURCE", "TestDB");
    record.getMapField("constraint5").put("CONSTRAINT_VALUE", "5");
    ConstraintItem constraint5 = new ConstraintItem(record.getMapField("constraint5"));

    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    accessor.setProperty(keyBuilder.constraint(ConstraintType.MESSAGE_CONSTRAINT.toString()),
                         new ClusterConstraints(record));
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    record.getMapField("constraint2").put("RESOURCE", ".*");
    record.getMapField("constraint2").put("CONSTRAINT_VALUE", "2");
    ConstraintItem constraint2 = new ConstraintItem(record.getMapField("constraint2"));

    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    accessor.setProperty(keyBuilder.constraint(ConstraintType.STATE_CONSTRAINT.toString()),
                         new ClusterConstraints(record));

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    String clusterName = "CLUSTER_" + _className + "_basic";
    System.out.println("START " + clusterName + " at "
        + new Date(System.currentTimeMillis()));

    HelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    HelixManager manager = new DummyClusterManager(clusterName, accessor);

    // ideal state: node0 is MASTER, node1 is SLAVE
    // replica=2 means 1 master and 1 slave
    setupIdealState(clusterName, new int[] { 0, 1 }, new String[] { "TestDB" }, 1, 2);
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    String clusterName = "CLUSTER_" + _className + "_constraints";
    System.out.println("START " + clusterName + " at "
        + new Date(System.currentTimeMillis()));

    HelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    HelixManager manager = new DummyClusterManager(clusterName, accessor);

    // ideal state: node0 is MASTER, node1 is SLAVE
    // replica=2 means 1 master and 1 slave
    setupIdealState(clusterName, new int[] { 0, 1 }, new String[] { "TestDB" }, 1, 2);
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Related Classes of org.apache.helix.manager.zk.ZkBaseDataAccessor

  • org.apache.helix.controller.stages.TestMessageThrottleStage
  • org.apache.helix.controller.stages.TestRebalancePipeline
  • org.apache.helix.healthcheck.TestAddDropAlert
  • org.apache.helix.healthcheck.TestExpandAlert
  • org.apache.helix.healthcheck.TestSimpleAlert
  • org.apache.helix.healthcheck.TestSimpleWildcardAlert
  • org.apache.helix.healthcheck.TestStalenessAlert
  • org.apache.helix.healthcheck.TestWildcardAlert
  • org.apache.helix.integration.TestAutoRebalance
  • org.apache.helix.integration.TestAutoRebalance$ExternalViewBalancedVerifier
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