Package com.linkedin.helix.manager.zk

Examples of com.linkedin.helix.manager.zk.ZKHelixAdmin

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                            "MasterSlave",
                            true); // do rebalance

    // setup message constraint
    // "MESSAGE_TYPE=STATE_TRANSITION,TRANSITION=OFFLINE-SLAVE,INSTANCE=.*,CONSTRAINT_VALUE=1";
    HelixAdmin admin = new ZKHelixAdmin(_gZkClient);
    Map<String, String> constraints = new TreeMap<String, String>();
    constraints.put("MESSAGE_TYPE", "STATE_TRANSITION");
    // constraints.put("TRANSITION", "OFFLINE-SLAVE");
    constraints.put("CONSTRAINT_VALUE", "1");
    constraints.put("INSTANCE", ".*");
    admin.addMessageConstraint(clusterName, "constraint1", constraints);
   

    final ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));

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  public ClusterSetup(String zkServerAddress)
  {
    _zkServerAddress = zkServerAddress;
    _zkClient = ZKClientPool.getZkClient(_zkServerAddress);
    _admin = new ZKHelixAdmin(_zkClient);
  }
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  public ClusterSetup(ZkClient zkClient)
  {
    _zkServerAddress = zkClient.getServers();
    _zkClient = zkClient;
    _admin = new ZKHelixAdmin(_zkClient);
  }
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    ClusterSetup.processCommandLineArgs(command.split(" "));
    boolean result = ClusterStateVerifier.verifyByPolling(
        new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, CLUSTER_NAME));
    Assert.assertTrue(result);

    ZKHelixAdmin tool = new ZKHelixAdmin(_zkClient);
    tool.enableInstance(CLUSTER_NAME, PARTICIPANT_PREFIX + "_12918", true);
   
    result = ClusterStateVerifier.verifyByPolling(
        new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, CLUSTER_NAME));
    Assert.assertTrue(result);
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    }
  }

  protected void setupInstances(String clusterName, int[] instances)
  {
    HelixAdmin admin = new ZKHelixAdmin(_gZkClient);
    for (int i = 0; i < instances.length; i++)
    {
      String instance = "localhost_" + instances[i];
      InstanceConfig instanceConfig = new InstanceConfig(instance);
      instanceConfig.setHostName("localhost");
      instanceConfig.setPort("" + instances[i]);
      instanceConfig.setInstanceEnabled(true);
      admin.addInstance(clusterName, instanceConfig);
    }
  }
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    String clusterName = getShortClassName();
    MockParticipant[] participants = new MockParticipant[5];

    System.out.println("START testErrorPartition() at "
        + new Date(System.currentTimeMillis()));
    ZKHelixAdmin tool = new ZKHelixAdmin(_gZkClient);

    TestHelper.setupCluster(clusterName,
                            ZK_ADDR,
                            12918,
                            "localhost",
                            "TestDB",
                            1,
                            10,
                            5,
                            3,
                            "MasterSlave",
                            true);

    TestHelper.startController(clusterName,
                               "controller_0",
                               ZK_ADDR,
                               HelixControllerMain.STANDALONE);
    for (int i = 0; i < 5; i++)
    {
      String instanceName = "localhost_" + (12918 + i);

      if (i == 0)
      {
        Map<String, Set<String>> errPartitions = new HashMap<String, Set<String>>()
        {
          {
            put("SLAVE-MASTER", TestHelper.setOf("TestDB0_4"));
          }
        };
        participants[i] =
            new MockParticipant(clusterName,
                                instanceName,
                                ZK_ADDR,
                                new ErrTransition(errPartitions));
      }
      else
      {
        participants[i] = new MockParticipant(clusterName, instanceName, ZK_ADDR);
      }
      participants[i].syncStart();
      // new Thread(participants[i]).start();
    }

    Map<String, Map<String, String>> errStates =
        new HashMap<String, Map<String, String>>();
    errStates.put("TestDB0", new HashMap<String, String>());
    errStates.get("TestDB0").put("TestDB0_4", "localhost_12918");
    boolean result =
        ClusterStateVerifier.verifyByPolling(new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR,
                                                                                          clusterName,
                                                                                          errStates));
    Assert.assertTrue(result);

    Map<String, Set<String>> errorStateMap = new HashMap<String, Set<String>>()
    {
      {
        put("TestDB0_4", TestHelper.setOf("localhost_12918"));
      }
    };

    // verify "TestDB0_0", "localhost_12918" is in ERROR state
    TestHelper.verifyState(clusterName, ZK_ADDR, errorStateMap, "ERROR");

    // disable a partition on a node with error state
    tool.enablePartition(false, clusterName, "localhost_12918", "TestDB0", Arrays.asList("TestDB0_4"));

    result =
        ClusterStateVerifier.verifyByPolling(new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR,
                                                                                          clusterName,
                                                                                          errStates));
    Assert.assertTrue(result);

    TestHelper.verifyState(clusterName, ZK_ADDR, errorStateMap, "ERROR");

    // disable a node with error state
    tool.enableInstance(clusterName, "localhost_12918", false);

    result =
        ClusterStateVerifier.verifyByPolling(new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR,
                                                                                          clusterName,
                                                                                          errStates));
    Assert.assertTrue(result);

    // make sure after restart stale ERROR state is gone
    tool.enablePartition(true, clusterName, "localhost_12918", "TestDB0", Arrays.asList("TestDB0_4"));
    tool.enableInstance(clusterName, "localhost_12918", true);

    participants[0].syncStop();
    result =
        ClusterStateVerifier.verifyByPolling(new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR,
                                                                                          clusterName));
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    IdealState is2 = helixAccessor.getProperty(helixAccessor.keyBuilder().idealStates("MyDB"));
    idealStateOld2.merge(is2.getRecord());
   
    String instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + 0);
    ZKHelixAdmin tool = new ZKHelixAdmin(_zkClient);
    _setupTool.getClusterManagementTool().enableInstance(CLUSTER_NAME, instanceName, false);

    boolean result = ClusterStateVerifier.verifyByPolling(
        new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, CLUSTER_NAME));
    Assert.assertTrue(result);
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        new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, CLUSTER_NAME));
    Assert.assertTrue(result);

    TestHelper.verifyState(CLUSTER_NAME, ZK_ADDR, map, "OFFLINE");

    ZKHelixAdmin tool = new ZKHelixAdmin(_zkClient);
    tool.enablePartition(true, CLUSTER_NAME, "localhost_12919", "TestDB", Arrays.asList("TestDB_9"));

    result = ClusterStateVerifier.verifyByPolling(
        new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, CLUSTER_NAME));
    Assert.assertTrue(result);
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  public ClusterSetup(String zkServerAddress)
  {
    _zkServerAddress = zkServerAddress;
    _zkClient = ZKClientPool.getZkClient(_zkServerAddress);
    _admin = new ZKHelixAdmin(_zkClient);
  }
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  public ClusterSetup(ZkClient zkClient)
  {
    _zkServerAddress = zkClient.getServers();
    _zkClient = zkClient;
    _admin = new ZKHelixAdmin(_zkClient);
  }
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Related Classes of com.linkedin.helix.manager.zk.ZKHelixAdmin

  • com.linkedin.helix.ConfigAccessor
  • com.linkedin.helix.controller.stages.TestRebalancePipeline
  • com.linkedin.helix.examples.IdealStateExample
  • com.linkedin.helix.HelixDataAccessor
  • com.linkedin.helix.integration.TestDisableNode
  • com.linkedin.helix.integration.TestDisablePartition
  • com.linkedin.helix.integration.TestErrorPartition
  • com.linkedin.helix.integration.TestMessageThrottle
  • com.linkedin.helix.integration.TestSwapInstance
  • com.linkedin.helix.model.ClusterConstraints.ConstraintAttribute
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