Package org.apache.helix.tools.ClusterStateVerifier

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

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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);

    // add schemata resource group
    String command =
        "--zkSvr " + ZK_ADDR + " --addResource " + clusterName
            + " schemata 1 STORAGE_DEFAULT_SM_SCHEMATA";
    ClusterSetup.processCommandLineArgs(command.split("\\s+"));
    command = "--zkSvr " + ZK_ADDR + " --rebalance " + clusterName + " schemata " + n;
    ClusterSetup.processCommandLineArgs(command.split("\\s+"));

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

    // drop schemata resource group
    System.out.println("Dropping schemata resource group...");
    command = "--zkSvr " + ZK_ADDR + " --dropResource " + clusterName + " schemata";
    ClusterSetup.processCommandLineArgs(command.split("\\s+"));
    result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
            clusterName));
    Assert.assertTrue(result);

    // make sure schemata external view is empty
    ZkBaseDataAccessor<ZNRecord> baseAccessor = new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
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      participants[i].setTransition(new SessionExpiryTransition());
      participants[i].syncStart();
    }

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

    // clean up
    controller.syncStop();
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        ClusterStateVerifier
            .verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(verifyResult);

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

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

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

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

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

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

    // clean up
    for (int i = 0; i < controllers.length; i++) {
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  @Test
  public void testEntireCluster() {
    // Just ensure that the entire cluster passes
    // ensure that the external view coalesces
    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
            _clusterName));
    Assert.assertTrue(result);
  }
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    _admin.enableInstance(_clusterName, "localhost_12918", false);
    Thread.sleep(1000);
    _admin.enableCluster(_clusterName, false);
    _admin.enableInstance(_clusterName, "localhost_12918", true);
    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
            _clusterName, null, Sets.newHashSet(RESOURCES[1])));
    Assert.assertTrue(result);

    // But the full cluster verification should fail
    boolean fullResult = new BestPossAndExtViewZkVerifier(ZK_ADDR, _clusterName).verify();
    Assert.assertFalse(fullResult);
    _admin.enableCluster(_clusterName, true);
  }
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    Thread.sleep(1000);

    // Ensure that the external view coalesces
    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
            _clusterName));
    Assert.assertTrue(result);

    // Ensure that there was only one state transition
    Assert.assertEquals(stateReachedCounts.size(), 1);
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    Thread.sleep(4000);
    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    Builder keyBuilder = helixDataAccessor.keyBuilder();

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

    Builder kb = manager.getHelixDataAccessor().keyBuilder();
    ExternalView externalView =
        manager.getHelixDataAccessor().getProperty(kb.externalView("TestDB"));
    // Test the DISABLE_INSTANCE alerts
    String participant1 = "localhost_" + (START_PORT + 3);
    String participant2 = "localhost_" + (START_PORT + 2);
    ConfigAccessor configAccessor = manager.getConfigAccessor();
    // scope = new
    // ConfigScopeBuilder().forCluster(manager.getClusterName()).forParticipant(participant1).build();
    scope =
        new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
            .forCluster(manager.getClusterName()).forParticipant(participant1).build();
    String isEnabled = configAccessor.get(scope, "HELIX_ENABLED");
    Assert.assertFalse(Boolean.parseBoolean(isEnabled));

    // scope = new
    // ConfigScopeBuilder().forCluster(manager.getClusterName()).forParticipant(participant2).build();
    scope =
        new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
            .forCluster(manager.getClusterName()).forParticipant(participant2).build();
    isEnabled = configAccessor.get(scope, "HELIX_ENABLED");
    Assert.assertFalse(Boolean.parseBoolean(isEnabled));

    for (String partitionName : externalView.getRecord().getMapFields().keySet()) {
      for (String hostName : externalView.getRecord().getMapField(partitionName).keySet()) {
        if (hostName.equals(participant1) || hostName.equals(participant2)) {
          Assert.assertEquals(externalView.getRecord().getMapField(partitionName).get(hostName),
              "OFFLINE");
        }
      }
    }

    // enable the disabled instances
    setHealthData(metrics3, metrics3);
    task.aggregate();
    Thread.sleep(1000);

    manager.getClusterManagmentTool().enableInstance(manager.getClusterName(), participant2, true);
    manager.getClusterManagmentTool().enableInstance(manager.getClusterName(), participant1, true);

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

    // Test the DISABLE_PARTITION case
    int[] metrics4 = {
        22, 115, 22, 16, 163
    };
    setHealthData2(metrics4);
    task.aggregate();

    // scope = new
    // ConfigScopeBuilder().forCluster(manager.getClusterName()).forParticipant(participant1).build();
    scope =
        new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
            .forCluster(manager.getClusterName()).forParticipant(participant1).build();
    isEnabled = configAccessor.get(scope, "HELIX_ENABLED");
    Assert.assertTrue(Boolean.parseBoolean(isEnabled));

    // scope = new
    // ConfigScopeBuilder().forCluster(manager.getClusterName()).forParticipant(participant2).build();
    scope =
        new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
            .forCluster(manager.getClusterName()).forParticipant(participant2).build();
    isEnabled = configAccessor.get(scope, "HELIX_ENABLED");
    Assert.assertTrue(Boolean.parseBoolean(isEnabled));

    result =
        ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
            CLUSTER_NAME));
    Assert.assertTrue(result);
    String participant3 = "localhost_" + (START_PORT + 4);
    externalView = manager.getHelixDataAccessor().getProperty(kb.externalView("TestDB"));
    Assert.assertTrue(externalView.getRecord().getMapField("TestDB_3").get(participant3)
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        ClusterStateVerifier
            .verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(result);

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

    // other verifications go here
    ZKHelixDataAccessor accessor =
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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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