Package com.linkedin.helix

Examples of com.linkedin.helix.HelixAdmin

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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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    String clusterName = getValue("clusterName");

    ZkClient zkClient =
        (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ClusterSetup setupTool = new ClusterSetup(zkClient);
    HelixAdmin admin = setupTool.getClusterManagementTool();
    ZNRecord record = new ZNRecord(scopeProperty + " Config");

    List<String> configKeys = admin.getConfigKeys(scopeProperty, clusterName, keys);
    record.setListField(scopeProperty.toString(), configKeys);

    representation =
        new StringRepresentation(ClusterRepresentationUtil.ZNRecordToJson(record),
                                 MediaType.APPLICATION_JSON);
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    String clusterName = getValue("clusterName");

    ZkClient zkClient =
        (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ClusterSetup setupTool = new ClusterSetup(zkClient);
    HelixAdmin admin = setupTool.getClusterManagementTool();
    ZNRecord record = new ZNRecord(scopeProperty + " Config");

    List<String> configKeys = admin.getConfigKeys(scopeProperty, clusterName, keys);
    Map<String, String> configs = admin.getConfig(scope, new HashSet<String>(configKeys));
    record.setSimpleFields(configs);

    representation =
        new StringRepresentation(ClusterRepresentationUtil.ZNRecordToJson(record),
                                 MediaType.APPLICATION_JSON);
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    TestHelper.setupEmptyCluster(_gZkClient, clusterName);

    admin.connect();
    AssertJUnit.assertTrue(admin.isConnected());

    HelixAdmin adminTool = admin.getClusterManagmentTool();
    ConfigScope scope = new ConfigScopeBuilder().forCluster(clusterName)
        .forResource("testResource").forPartition("testPartition").build();
    Map<String, String> properties = new HashMap<String, String>();
    properties.put("pKey1", "pValue1");
    properties.put("pKey2", "pValue2");
    adminTool.setConfig(scope, properties);

    properties = adminTool.getConfig(scope, TestHelper.setOf("pKey1", "pKey2"));
    Assert.assertEquals(properties.size(), 2);
    Assert.assertEquals(properties.get("pKey1"), "pValue1");
    Assert.assertEquals(properties.get("pKey2"), "pValue2");

    admin.disconnect();
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    Assert.assertEquals(message.getToState(), "SLAVE");
    Assert.assertEquals(message.getTgtName(), "localhost_0");

    // round2: drop resource, but keep the
    // message, make sure controller should not send O->DROPPEDN until O->S is done
    HelixAdmin admin = new ZKHelixAdmin(_gZkClient);
    admin.dropResource(clusterName, resourceName);

    runPipeline(event, dataRefresh);
    runPipeline(event, rebalancePipeline);
    msgSelOutput = event.getAttribute(AttributeName.MESSAGES_SELECTED.toString());
    messages = msgSelOutput.getMessages(resourceName, new Partition(resourceName + "_0"));
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    // test message service
    ClusterMessagingService msgService = controller.getMessagingService();

    // test file management tool
    HelixAdmin tool = controller.getClusterManagmentTool();

    exceptionCaught = false;
    try
    {
      tool.getClusters();
    } catch (UnsupportedOperationException e)
    {
      exceptionCaught = true;
    }
    AssertJUnit.assertTrue(exceptionCaught);

    exceptionCaught = false;
    try
    {
      tool.getResourcesInCluster(clusterName);
    } catch (UnsupportedOperationException e)
    {
      exceptionCaught = true;
    }
    AssertJUnit.assertTrue(exceptionCaught);

    exceptionCaught = false;
    try
    {
      tool.addResource(clusterName, "resource", 10, "MasterSlave",
          IdealStateModeProperty.AUTO.toString());
    } catch (UnsupportedOperationException e)
    {
      exceptionCaught = true;
    }
    AssertJUnit.assertTrue(exceptionCaught);

    exceptionCaught = false;
    try
    {
      tool.getStateModelDefs(clusterName);
    } catch (UnsupportedOperationException e)
    {
      exceptionCaught = true;
    }
    AssertJUnit.assertTrue(exceptionCaught);

    exceptionCaught = false;
    try
    {
      tool.getInstanceConfig(clusterName, instanceName);
    } catch (UnsupportedOperationException e)
    {
      exceptionCaught = true;
    }
    AssertJUnit.assertTrue(exceptionCaught);

    exceptionCaught = false;
    try
    {
      tool.getStateModelDef(clusterName, "MasterSlave");
    } catch (UnsupportedOperationException e)
    {
      exceptionCaught = true;
    }
    AssertJUnit.assertTrue(exceptionCaught);

    exceptionCaught = false;
    try
    {
      tool.getResourceExternalView(clusterName, "resource");
    } catch (UnsupportedOperationException e)
    {
      exceptionCaught = true;
    }
    AssertJUnit.assertTrue(exceptionCaught);

    exceptionCaught = false;
    try
    {
      tool.enableInstance(clusterName, "resource", false);
    } catch (UnsupportedOperationException e)
    {
      exceptionCaught = true;
    }
    AssertJUnit.assertTrue(exceptionCaught);

    tool.addCluster(clusterName, true);
    tool.addResource(clusterName, "resource", 10, "MasterSlave");
    InstanceConfig config = new InstanceConfig("nodeConfig");
    tool.addInstance(clusterName, config);
    List<String> instances = tool.getInstancesInCluster(clusterName);
    AssertJUnit.assertEquals(1, instances.size());
    tool.dropInstance(clusterName, config);

    IdealState idealState = new IdealState("idealState");
    tool.setResourceIdealState(clusterName, "resource", idealState);
    idealState = tool.getResourceIdealState(clusterName, "resource");
    AssertJUnit.assertEquals(idealState.getId(), "idealState");

    tool.dropResource(clusterName, "resource");
    _store.stop();
  }
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Related Classes of com.linkedin.helix.HelixAdmin

  • com.linkedin.helix.controller.stages.TestRebalancePipeline
  • com.linkedin.helix.integration.TestMessageThrottle
  • com.linkedin.helix.manager.file.UnitTestDynFileClusterMgr
  • com.linkedin.helix.manager.zk.TestZkClusterManager
  • com.linkedin.helix.webapp.resources.ConfigResource
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