Package org.apache.helix.tools.ClusterStateVerifier

Examples of org.apache.helix.tools.ClusterStateVerifier.BestPossAndExtViewZkVerifier

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      }
      distributedControllers[i].connect();
    }

    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
            clusterName));
    Assert.assertTrue(result);

    // expire the session of distributedController
    LOG.info("1st Expiring distributedController session...");
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      participants[i] = new MockParticipantManager(ZK_ADDR, clusterName, instanceName);
      participants[i].syncStart();
    }

    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
            clusterName));
    Assert.assertTrue(result);

    // check state-models in state-machine
    HelixStateMachineEngine stateMachine =
        (HelixStateMachineEngine) participants[0].getStateMachineEngine();
    StateModelFactory<? extends StateModel> fty = stateMachine.getStateModelFactory("MasterSlave");
    Map<String, String> expectStateModelMap = new TreeMap<String, String>();
    expectStateModelMap.put("TestDB0_0", "SLAVE");
    expectStateModelMap.put("TestDB0_1", "MASTER");
    expectStateModelMap.put("TestDB0_2", "SLAVE");
    expectStateModelMap.put("TestDB0_3", "MASTER");
    checkStateModelMap(fty, expectStateModelMap);

    // drop resource
    HelixAdmin admin = new ZKHelixAdmin(_gZkClient);
    admin.dropResource(clusterName, "TestDB0");

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

    // check state models have been dropped also
    Assert.assertTrue(fty.getPartitionSet().isEmpty(),
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    Map<String, Map<String, String>> errStates = new HashMap<String, Map<String, String>>();
    errStates.put("TestDB0", new HashMap<String, String>());
    errStates.get("TestDB0").put("TestDB0_0", "localhost_12918");
    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
            clusterName, errStates));
    Assert.assertTrue(result);

    // check state-models in state-machine
    HelixStateMachineEngine stateMachine =
        (HelixStateMachineEngine) participants[0].getStateMachineEngine();
    StateModelFactory<? extends StateModel> fty = stateMachine.getStateModelFactory("MasterSlave");
    Map<String, String> expectStateModelMap = new TreeMap<String, String>();
    expectStateModelMap.put("TestDB0_0", "ERROR");
    expectStateModelMap.put("TestDB0_1", "MASTER");
    expectStateModelMap.put("TestDB0_2", "SLAVE");
    expectStateModelMap.put("TestDB0_3", "MASTER");
    checkStateModelMap(fty, expectStateModelMap);

    // drop resource
    HelixAdmin admin = new ZKHelixAdmin(_gZkClient);
    admin.dropResource(clusterName, "TestDB0");

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

    // check state models have been dropped also
    Assert.assertTrue(fty.getPartitionSet().isEmpty(),
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      }
      multiClusterControllers[i].connect();
    }

    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName));
    Assert.assertTrue(result);

    // expire the session of multiClusterController
    LOG.info("1st Expiring multiClusterController session...");
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      participants[i] = new MockParticipant(_zkaddr, clusterName, instanceName);
      participants[i].syncStart();
    }

    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName));
    Assert.assertTrue(result);

    // check state-models in state-machine
    HelixStateMachineEngine stateMachine =
        (HelixStateMachineEngine) participants[0].getStateMachineEngine();
    StateTransitionHandlerFactory<? extends TransitionHandler> fty =
        stateMachine.getStateModelFactory(StateModelDefId.from("MasterSlave"));
    Map<PartitionId, String> expectStateModelMap = new TreeMap<PartitionId, String>();
    expectStateModelMap.put(PartitionId.from("TestDB0_0"), "SLAVE");
    expectStateModelMap.put(PartitionId.from("TestDB0_1"), "MASTER");
    expectStateModelMap.put(PartitionId.from("TestDB0_2"), "SLAVE");
    expectStateModelMap.put(PartitionId.from("TestDB0_3"), "MASTER");
    checkStateModelMap(fty, expectStateModelMap);

    // drop resourcePartitionId
    HelixAdmin admin = new ZKHelixAdmin(_zkclient);
    admin.dropResource(clusterName, "TestDB0");

    result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName));
    Assert.assertTrue(result);

    // check state models have been dropped also
    Assert.assertTrue(fty.getPartitionSet().isEmpty(),
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    Map<String, Map<String, String>> errStates = new HashMap<String, Map<String, String>>();
    errStates.put("TestDB0", new HashMap<String, String>());
    errStates.get("TestDB0").put("TestDB0_0", "localhost_12918");
    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName, errStates));
    Assert.assertTrue(result);

    // check state-models in state-machine
    HelixStateMachineEngine stateMachine =
        (HelixStateMachineEngine) participants[0].getStateMachineEngine();
    StateTransitionHandlerFactory<? extends TransitionHandler> fty =
        stateMachine.getStateModelFactory(StateModelDefId.from("MasterSlave"));
    Map<PartitionId, String> expectStateModelMap = new TreeMap<PartitionId, String>();
    expectStateModelMap.put(PartitionId.from("TestDB0_0"), "ERROR");
    expectStateModelMap.put(PartitionId.from("TestDB0_1"), "MASTER");
    expectStateModelMap.put(PartitionId.from("TestDB0_2"), "SLAVE");
    expectStateModelMap.put(PartitionId.from("TestDB0_3"), "MASTER");
    checkStateModelMap(fty, expectStateModelMap);

    // drop resource
    HelixAdmin admin = new ZKHelixAdmin(_zkclient);
    admin.dropResource(clusterName, "TestDB0");

    result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName));
    Assert.assertTrue(result);

    // check state models have been dropped also
    Assert.assertTrue(fty.getPartitionSet().isEmpty(),
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    // do the test
    try {
      Thread.sleep(1000);
      // ensure that the external view coalesces
      boolean result =
          ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
              clusterName));
      Assert.assertTrue(result);
      ExternalView stableExternalView =
          accessor.getProperty(keyBuilder.externalView(RESOURCE_NAME));
      for (int i = 0; i < NUM_PARTICIPANTS; i++) {
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        ClusterStateVerifier
            .verifyByZkCallback(new MasterNbInExtViewVerifier(_zkaddr, clusterName));
    Assert.assertTrue(verifyResult);

    verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName));
    Assert.assertTrue(verifyResult);

    // clean up
    for (MockMultiClusterController controller : controllers) {
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    command = "-zkSvr " + _zkaddr + " -dropResource " + clusterName + " db_11 ";
    ClusterSetup.processCommandLineArgs(command.split("\\s+"));

    boolean verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName));
    Assert.assertTrue(verifyResult);

    command =
        "-zkSvr " + _zkaddr + " -addIdealState " + clusterName + " db_11 " + tmpIdealStateFile;
    ClusterSetup.processCommandLineArgs(command.split("\\s+"));

    verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName));
    Assert.assertTrue(verifyResult);

    IdealState idealState2 = accessor.getProperty(accessor.keyBuilder().idealStates("db_11"));
    Assert.assertTrue(idealState2.getRecord().equals(idealState.getRecord()));
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        ClusterStateVerifier
            .verifyByZkCallback(new MasterNbInExtViewVerifier(_zkaddr, clusterName));
    Assert.assertTrue(verifyResult);

    verifyResult =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(_zkaddr,
            clusterName));
    Assert.assertTrue(verifyResult);

    // clean up
    for (int i = 0; i < controllers.length; i++) {
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Related Classes of org.apache.helix.tools.ClusterStateVerifier.BestPossAndExtViewZkVerifier

  • org.apache.helix.agent.TestHelixAgent
  • org.apache.helix.api.TestNewStages
  • org.apache.helix.controller.stages.TestStagesWithLogicalAccessors
  • org.apache.helix.healthcheck.TestAlertActionTriggering
  • org.apache.helix.healthcheck.TestDummyAlerts
  • org.apache.helix.integration.manager.TestConsecutiveZkSessionExpiry
  • org.apache.helix.integration.manager.TestControllerManager
  • org.apache.helix.integration.manager.TestDistributedControllerManager
  • org.apache.helix.integration.manager.TestHelixMultiClusterController
  • org.apache.helix.integration.manager.TestParticipantManager
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