Package org.apache.helix.model

Examples of org.apache.helix.model.HelixConfigScope

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

    HelixAdmin adminTool = admin.getClusterManagmentTool();
    HelixConfigScope scope =
        new HelixConfigScopeBuilder(ConfigScopeProperty.PARTITION).forCluster(clusterName)
            .forResource("testResource").forPartition("testPartition").build();

    Map<String, String> properties = new HashMap<String, String>();
    properties.put("pKey1", "pValue1");
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  public void joinCluster() {
    // Read cluster config and see if instance can auto join the cluster
    boolean autoJoin = false;
    try {
      HelixConfigScope scope =
          new HelixConfigScopeBuilder(ConfigScopeProperty.CLUSTER).forCluster(
              _manager.getClusterName()).build();
      autoJoin =
          Boolean.parseBoolean(_configAccessor.get(scope,
              ZKHelixManager.ALLOW_PARTICIPANT_AUTO_JOIN));
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   * @param keyValuePairs csv-formatted key-value pairs. e.g. k1=v1,k2=v2
   */
  public void setConfig(ConfigScopeProperty type, String scopeArgsCsv, String keyValuePairs) {
    // ConfigScope scope = new ConfigScopeBuilder().build(scopesKeyValuePairs);
    String[] scopeArgs = scopeArgsCsv.split("[\\s,]");
    HelixConfigScope scope = new HelixConfigScopeBuilder(type, scopeArgs).build();

    Map<String, String> keyValueMap = HelixUtil.parseCsvFormatedKeyValuePairs(keyValuePairs);
    _admin.setConfig(scope, keyValueMap);
  }
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    // // parse keys
    // String[] keys = keysStr.split("[\\s,]");
    // Set<String> keysSet = new HashSet<String>(Arrays.asList(keys));

    String[] scopeArgs = scopeArgsCsv.split("[\\s,]");
    HelixConfigScope scope = new HelixConfigScopeBuilder(type, scopeArgs).build();

    String[] keys = keysCsv.split("[\\s,]");

    _admin.removeConfig(scope, Arrays.asList(keys));
  }
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   */
  public String getConfig(ConfigScopeProperty type, String scopeArgsCsv, String keysCsv) {
    // ConfigScope scope = new ConfigScopeBuilder().build(scopesStr);

    String[] scopeArgs = scopeArgsCsv.split("[\\s,]");
    HelixConfigScope scope = new HelixConfigScopeBuilder(type, scopeArgs).build();

    String[] keys = keysCsv.split("[\\s,]");
    // parse keys
    // String[] keys = keysStr.split("[\\s,]");
    // Set<String> keysSet = new HashSet<String>(Arrays.asList(keys));
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    ZkClient client = new ZkClient(zkAddr,
                                   ZkClient.DEFAULT_SESSION_TIMEOUT,
                                   ZkClient.DEFAULT_CONNECTION_TIMEOUT,
                                   new ZNRecordSerializer());

    HelixConfigScope scope = new HelixConfigScopeBuilder(ConfigScopeProperty.CLUSTER)
                                    .forCluster(clusterName)
                                    .build();
    ConfigAccessor configAccessor = new ConfigAccessor(client);
   
    // run foo_test.py during S->M
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    String pidFileKey = buildKey(fromState, toState, CommandAttribute.PID_FILE);
    List<String> cmdConfigKeys = Arrays.asList(cmdKey, workingDirKey, timeoutKey, pidFileKey);
   
    // read command from resource-scope configures
    if (cmd == null) {
      HelixConfigScope resourceScope = new HelixConfigScopeBuilder(ConfigScopeProperty.RESOURCE)
                                          .forCluster(clusterName)
                                          .forResource(message.getResourceName())
                                          .build();
      Map<String, String> cmdKeyValueMap = manager.getConfigAccessor().get(resourceScope, cmdConfigKeys);
      if (cmdKeyValueMap != null) {
        cmd = cmdKeyValueMap.get(cmdKey);
        workingDir = cmdKeyValueMap.get(workingDirKey);
        timeout = cmdKeyValueMap.get(timeoutKey);
        pidFile = cmdKeyValueMap.get(pidFileKey);
      }
    }
   
    // if resource-scope doesn't contain command, fall back to cluster-scope configures
    if (cmd == null) {
      HelixConfigScope clusterScope = new HelixConfigScopeBuilder(ConfigScopeProperty.CLUSTER)
                                          .forCluster(clusterName)
                                          .build();
      Map<String, String> cmdKeyValueMap = manager.getConfigAccessor().get(clusterScope, cmdConfigKeys);
     
      if (cmdKeyValueMap != null) {
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        (ZkClient) getContext().getAttributes().get(RestAdminApplication.ZKCLIENT);
    ClusterSetup setupTool = new ClusterSetup(zkClient);
    HelixAdmin admin = setupTool.getClusterManagementTool();
    ZNRecord record = new ZNRecord(scopeProperty + " Config");

    HelixConfigScope scope = new HelixConfigScopeBuilder(scopeProperty, keys).build();
    // List<String> configKeys = admin.getConfigKeys(scopeProperty, clusterName, keys);
    List<String> configKeys = admin.getConfigKeys(scope);
    record.setListField(scopeProperty.toString(), configKeys);

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

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

    representation =
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  private static void addConfiguration(ClusterSetup setup, String baseDir,
      String clusterName, String instanceName) throws IOException
  {
    Map<String, String> properties = new HashMap<String, String>();
    HelixConfigScopeBuilder builder = new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT);
    HelixConfigScope instanceScope = builder.forCluster(clusterName)
        .forParticipant(instanceName).build();
    properties.put("change_log_dir", baseDir + instanceName + "/translog");
    properties.put("file_store_dir", baseDir + instanceName + "/filestore");
    properties.put("check_point_dir", baseDir + instanceName + "/checkpoint");
    setup.getClusterManagementTool().setConfig(instanceScope, properties);
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Related Classes of org.apache.helix.model.HelixConfigScope

  • org.apache.helix.agent.AgentStateModel
  • org.apache.helix.agent.TestHelixAgent
  • org.apache.helix.filestore.IntegrationTest
  • org.apache.helix.healthcheck.TestAlertActionTriggering
  • org.apache.helix.healthcheck.TestAlertFireHistory
  • org.apache.helix.integration.TestInstanceAutoJoin
  • org.apache.helix.manager.zk.ParticipantManagerHelper
  • org.apache.helix.manager.zk.TestZkClusterManager
  • org.apache.helix.manager.zk.TestZkHelixAdmin
  • org.apache.helix.manager.zk.ZKHelixManager
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