Package org.apache.helix.tools

Examples of org.apache.helix.tools.ClusterSetup

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      JsonMappingException,
      IOException
  {
    ZkClient zkClient =
        (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ClusterSetup setupTool = new ClusterSetup(zkClient);
    List<String> clusters = setupTool.getClusterManagementTool().getClusters();

    ZNRecord clustersRecord = new ZNRecord("Clusters Summary");
    clustersRecord.setListField("clusters", clusters);
    StringRepresentation representation =
        new StringRepresentation(ClusterRepresentationUtil.ZNRecordToJson(clustersRecord),
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      {
        jsonParameters.verifyCommand(ClusterSetup.addCluster);

        ZkClient zkClient =
            (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
        ClusterSetup setupTool = new ClusterSetup(zkClient);
        setupTool.addCluster(jsonParameters.getParameter(JsonParameters.CLUSTER_NAME),
                             false);
      }
      else
      {
        throw new HelixException("Unsupported command: " + command
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  StringRepresentation getStateModelsRepresentation() throws JsonGenerationException, JsonMappingException, IOException
  {
    String clusterName = (String)getRequest().getAttributes().get("clusterName");
    ZkClient zkClient = (ZkClient)getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ClusterSetup setupTool = new ClusterSetup(zkClient);
   
    List<String> models = setupTool.getClusterManagementTool().getStateModelDefs(clusterName);
   
    ZNRecord modelDefinitions = new ZNRecord("modelDefinitions");
    modelDefinitions.setListField("models", models);
   
    StringRepresentation representation = new StringRepresentation(ClusterRepresentationUtil.ZNRecordToJson(modelDefinitions), MediaType.APPLICATION_JSON);
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        boolean enabled =
            Boolean.parseBoolean(jsonParameters.getParameter(JsonParameters.ENABLED));

        ZkClient zkClient =
            (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
        ClusterSetup setupTool = new ClusterSetup(zkClient);
        setupTool.getClusterManagementTool().enableInstance(clusterName,
                                                            instanceName,
                                                            enabled);
      }
      else if (command.equalsIgnoreCase(ClusterSetup.enablePartition))
      {
        jsonParameters.verifyCommand(ClusterSetup.enablePartition);
        boolean enabled =
             Boolean.parseBoolean(jsonParameters.getParameter(JsonParameters.ENABLED));

        String[] partitions =
            jsonParameters.getParameter(JsonParameters.PARTITION).split(";");
        String resource =
            jsonParameters.getParameter(JsonParameters.RESOURCE);

        ZkClient zkClient =
            (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
        ClusterSetup setupTool = new ClusterSetup(zkClient);
        setupTool.getClusterManagementTool().enablePartition(enabled,
                                                             clusterName,
                                                             instanceName,
                                                             resource,
                                                             Arrays.asList(partitions));
      }
      else if (command.equalsIgnoreCase(ClusterSetup.resetPartition))
      {
        jsonParameters.verifyCommand(ClusterSetup.resetPartition);

        String resource =
            jsonParameters.getParameter(JsonParameters.RESOURCE);

        ZkClient zkClient =
            (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
        ClusterSetup setupTool = new ClusterSetup(zkClient);
        String[] partitionNames =
            jsonParameters.getParameter(JsonParameters.PARTITION).split("\\s+");
        setupTool.getClusterManagementTool()
                 .resetPartition(clusterName,
                                 instanceName,
                                 resource,
                                 Arrays.asList(partitionNames));
      }
      else if (command.equalsIgnoreCase(ClusterSetup.resetInstance))
      {
        jsonParameters.verifyCommand(ClusterSetup.resetInstance);

        ZkClient zkClient =
            (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
        ClusterSetup setupTool = new ClusterSetup(zkClient);
        setupTool.getClusterManagementTool().resetInstance(clusterName,
                                                           Arrays.asList(instanceName));
      }
      else
      {
        throw new HelixException("Unsupported command: " + command
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      String clusterName = (String) getRequest().getAttributes().get("clusterName");
      String instanceName = (String) getRequest().getAttributes().get("instanceName");
      ZkClient zkClient =
          (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);

      ClusterSetup setupTool = new ClusterSetup(zkClient);
      setupTool.dropInstanceFromCluster(clusterName, instanceName);
      getResponse().setStatus(Status.SUCCESS_OK);
    }
    catch (Exception e)
    {
      getResponse().setEntity(ClusterRepresentationUtil.getErrorAsJsonStringFromException(e),
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  StringRepresentation getSchedulerTasksRepresentation() throws JsonGenerationException, JsonMappingException, IOException
  {
    String clusterName = (String)getRequest().getAttributes().get("clusterName");
    String instanceName = (String)getRequest().getAttributes().get("instanceName");
    ZkClient zkClient = (ZkClient)getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ClusterSetup setupTool = new ClusterSetup(zkClient);
    List<String> instances = setupTool.getClusterManagementTool().getInstancesInCluster(clusterName);
   
    HelixDataAccessor accessor = ClusterRepresentationUtil.getClusterDataAccessor(zkClient, clusterName);
    LiveInstance liveInstance = accessor.getProperty(accessor.keyBuilder().liveInstance(instanceName));
    String sessionId = liveInstance.getSessionId();
   
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    try
    {
      String clusterName = (String) getRequest().getAttributes().get("clusterName");
      ZkClient zkClient =
          (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
      ClusterSetup setupTool = new ClusterSetup(zkClient);

      JsonParameters jsonParameters = new JsonParameters(entity);
      String command = jsonParameters.getCommand();

      if (command == null)
      {
        throw new HelixException("Could NOT find 'command' in parameterMap: "
            + jsonParameters._parameterMap);
      }
      else if (command.equalsIgnoreCase(ClusterSetup.enableCluster))
      {
        boolean enabled =
            Boolean.parseBoolean(jsonParameters.getParameter(JsonParameters.ENABLED));

        setupTool.getClusterManagementTool().enableCluster(clusterName, enabled);
      }
      else
      {
        throw new HelixException("Unsupported command: " + command
            + ". Should be one of [" + ClusterSetup.enableCluster + "]");
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    StringRepresentation representation = null;
    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);
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    StringRepresentation representation = null;
    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);
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    JsonParameters jsonParameters = new JsonParameters(entity);
    String command = jsonParameters.getCommand();

    ZkClient zkClient =
        (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ClusterSetup setupTool = new ClusterSetup(zkClient);
    if (command.equalsIgnoreCase(ClusterSetup.setConfig))
    {
      jsonParameters.verifyCommand(ClusterSetup.setConfig);
      String propertiesStr = jsonParameters.getParameter(JsonParameters.CONFIGS);

      setupTool.setConfig(scopeStr, propertiesStr);
    }
    else if (command.equalsIgnoreCase(ClusterSetup.removeConfig))
    {
      jsonParameters.verifyCommand(ClusterSetup.removeConfig);
      String propertiesStr = jsonParameters.getParameter(JsonParameters.CONFIGS);

      setupTool.removeConfig(scopeStr, propertiesStr);
    }
    else
    {
      throw new HelixException("Unsupported command: " + command + ". Should be one of ["
          + ClusterSetup.setConfig + ", " + ClusterSetup.removeConfig + "]");
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Related Classes of org.apache.helix.tools.ClusterSetup

  • org.apache.commons.cli.CommandLine
  • org.apache.commons.cli.CommandLineParser
  • org.apache.commons.cli.GnuParser
  • org.apache.commons.cli.HelpFormatter
  • org.apache.commons.cli.Option
  • org.apache.commons.cli.OptionGroup
  • org.apache.commons.cli.Options
  • org.apache.helix.ConfigScope
  • org.apache.helix.ConfigScopeBuilder
  • org.apache.helix.filestore.IntegrationTest
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