Package org.apache.helix.model.builder

Examples of org.apache.helix.model.builder.HelixConfigScopeBuilder

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    AssertJUnit.assertNull(resourceExternalView);

    // test config support
//    ConfigScope scope = new ConfigScopeBuilder().forCluster(clusterName)
//        .forResource("testResource").forPartition("testPartition").build();
    HelixConfigScope scope = new HelixConfigScopeBuilder(ConfigScopeProperty.PARTITION)
                                  .forCluster(clusterName)
                                  .forResource("testResource")
                                  .forPartition("testPartition")
                                  .build();
 
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        tool.addStateModelDef(clusterName, "MasterSlave", new StateModelDefinition(StateModelConfigGenerator.generateConfigForMasterSlave()));
        tool.addResource(clusterName, "test-db", 4, "MasterSlave");
        Map<String, String> resourceConfig = new HashMap<String, String>();
        resourceConfig.put("key1", "value1");
        tool.setConfig(new HelixConfigScopeBuilder(ConfigScopeProperty.RESOURCE)
                                .forCluster(clusterName)
                                .forResource("test-db")
                                .build(),
                       resourceConfig);
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    AssertJUnit.assertTrue(admin.isConnected());

    HelixAdmin adminTool = admin.getClusterManagmentTool();
//    ConfigScope scope = new ConfigScopeBuilder().forCluster(clusterName)
//        .forResource("testResource").forPartition("testPartition").build();
    HelixConfigScope scope = new HelixConfigScopeBuilder(ConfigScopeProperty.PARTITION)
                                      .forCluster(clusterName)
                                      .forResource("testResource")
                                      .forPartition("testPartition")
                                      .build();
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                            3,
                            "MasterSlave",
                            true);

    ConfigAccessor configAccessor = new ConfigAccessor(_gZkClient);
    HelixConfigScope clusterScope = new HelixConfigScopeBuilder(ConfigScopeProperty.CLUSTER)
                                            .forCluster(clusterName)
                                            .build();

    // cluster scope config
    String clusterConfigValue = configAccessor.get(clusterScope, "clusterConfigKey");
    Assert.assertNull(clusterConfigValue);

    configAccessor.set(clusterScope, "clusterConfigKey", "clusterConfigValue");
    clusterConfigValue = configAccessor.get(clusterScope, "clusterConfigKey");
    Assert.assertEquals(clusterConfigValue, "clusterConfigValue");

    // resource scope config
    HelixConfigScope resourceScope = new HelixConfigScopeBuilder(ConfigScopeProperty.RESOURCE)
                                      .forCluster(clusterName)
                                      .forResource("testResource")
                                      .build();
    configAccessor.set(resourceScope, "resourceConfigKey", "resourceConfigValue");
    String resourceConfigValue = configAccessor.get(resourceScope, "resourceConfigKey");
    Assert.assertEquals(resourceConfigValue, "resourceConfigValue");

    // partition scope config
    HelixConfigScope partitionScope = new HelixConfigScopeBuilder(ConfigScopeProperty.PARTITION)
                                        .forCluster(clusterName)
                                        .forResource("testResource")
                                        .forPartition("testPartition")
                                        .build();
    configAccessor.set(partitionScope, "partitionConfigKey", "partitionConfigValue");
    String partitionConfigValue = configAccessor.get(partitionScope, "partitionConfigKey");
    Assert.assertEquals(partitionConfigValue, "partitionConfigValue");

    // participant scope config
    HelixConfigScope participantScope = new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
                                          .forCluster(clusterName)
                                          .forParticipant("localhost_12918")
                                          .build();
    configAccessor.set(participantScope, "participantConfigKey", "participantConfigValue");
    String participantConfigValue = configAccessor.get(participantScope, "participantConfigKey");
    Assert.assertEquals(participantConfigValue, "participantConfigValue");

    // test get-keys
    List<String> keys = configAccessor.getKeys(new HelixConfigScopeBuilder(ConfigScopeProperty.RESOURCE)
                                                  .forCluster(clusterName)
                                                  .build());
    Assert.assertEquals(keys.size(), 1, "should be [testResource]");
    Assert.assertEquals(keys.get(0), "testResource");

//    keys = configAccessor.getKeys(new HelixConfigScopeBuilder(ConfigScopeProperty.CLUSTER)
//                                                  .forCluster(clusterName)
//                                                  .build());
//    Assert.assertEquals(keys.size(), 1, "should be [" + clusterName + "]");
//    Assert.assertEquals(keys.get(0), clusterName);

    keys = configAccessor.getKeys(new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
                                    .forCluster(clusterName)
                                    .build());
    Assert.assertEquals(keys.size(), 5, "should be [localhost_12918~22] sorted");
    Assert.assertTrue(keys.contains("localhost_12918"));
    Assert.assertTrue(keys.contains("localhost_12922"));

    keys = configAccessor.getKeys(new HelixConfigScopeBuilder(ConfigScopeProperty.PARTITION)
                                      .forCluster(clusterName)
                                      .forResource("testResource")
                                      .build());
    Assert.assertEquals(keys.size(), 1, "should be [testPartition]");
    Assert.assertEquals(keys.get(0), "testPartition");

    keys = configAccessor.getKeys(new HelixConfigScopeBuilder(ConfigScopeProperty.RESOURCE)
                                      .forCluster(clusterName)
                                      .forResource("testResource")
                                      .build());
    Assert.assertEquals(keys.size(), 1, "should be [resourceConfigKey]");
    Assert.assertTrue(keys.contains("resourceConfigKey"));

    keys = configAccessor.getKeys(new HelixConfigScopeBuilder(ConfigScopeProperty.CLUSTER)
                                      .forCluster(clusterName)
                                      .build());
    Assert.assertEquals(keys.size(), 1, "should be [clusterConfigKey]");
    Assert.assertTrue(keys.contains("clusterConfigKey"));

    keys = configAccessor.getKeys(new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
                                      .forCluster(clusterName)
                                      .forParticipant("localhost_12918")
                                      .build());
    Assert.assertEquals(keys.size(), 4, "should be [HELIX_ENABLED, HELIX_PORT, HELIX_HOST, participantConfigKey]");
    Assert.assertTrue(keys.contains("participantConfigKey"));

    keys = configAccessor.getKeys(new HelixConfigScopeBuilder(ConfigScopeProperty.PARTITION)
                                      .forCluster(clusterName)
                                      .forResource("testResource")
                                      .forPartition("testPartition")
                                      .build());
    Assert.assertEquals(keys.size(), 1, "should be [partitionConfigKey]");
    Assert.assertEquals(keys.get(0), "partitionConfigKey");

    // test configAccessor.remove
    configAccessor.remove(clusterScope, "clusterConfigKey");
    clusterConfigValue = configAccessor.get(clusterScope, "clusterConfigKey");
    Assert.assertNull(clusterConfigValue, "Should be null since it's removed");

    configAccessor.remove(resourceScope, "resourceConfigKey");
    resourceConfigValue = configAccessor.get(resourceScope, "resourceConfigKey");
    Assert.assertNull(resourceConfigValue, "Should be null since it's removed");

    configAccessor.remove(partitionScope, "partitionConfigKey");
    partitionConfigValue = configAccessor.get(partitionScope, "partitionConfigKey");
    Assert.assertNull(partitionConfigValue, "Should be null since it's removed");
   
    configAccessor.remove(participantScope, "participantConfigKey");
    participantConfigValue = configAccessor.get(partitionScope, "participantConfigKey");
    Assert.assertNull(participantConfigValue, "Should be null since it's removed");
   
    // negative tests
    try
    {
      new HelixConfigScopeBuilder(ConfigScopeProperty.PARTITION)
        .forPartition("testPartition")
        .build();
      Assert.fail("Should fail since cluster name is not set");
    } catch (Exception e)
    {
      // OK
    }
   
    try
    {
      new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
        .forParticipant("testParticipant")
        .build();
      Assert.fail("Should fail since cluster name is not set");
    } catch (Exception e)
    {
      // OK
    }
   
    try
    {
      new HelixConfigScopeBuilder(ConfigScopeProperty.PARTITION)
              .forCluster("testCluster")
              .forPartition("testPartition")
              .build();
      Assert.fail("Should fail since resource name is not set");
    } catch (Exception e)
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              + new Date(System.currentTimeMillis()));

      ZKHelixAdmin admin = new ZKHelixAdmin(_gZkClient);
      admin.addCluster(clusterName, true);
      ConfigAccessor configAccessor = new ConfigAccessor(_gZkClient);
      HelixConfigScope participantScope = new HelixConfigScopeBuilder(ConfigScopeProperty.PARTICIPANT)
                                              .forCluster(clusterName)
                                              .forParticipant("localhost_12918")
                                              .build();

      try {
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   */
  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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    // auto create cluster and allow nodes to automatically join the cluster
    admin = HelixManagerFactory.getZKHelixManager(cluster, "service-discovery",
        InstanceType.ADMINISTRATOR, zkAddress);
    admin.connect();
    admin.getClusterManagmentTool().addCluster(cluster, false);
    HelixConfigScope scope = new HelixConfigScopeBuilder(
        ConfigScopeProperty.CLUSTER).forCluster(cluster).build();

    Map<String, String> properties = new HashMap<String, String>();
    properties.put(ZKHelixManager.ALLOW_PARTICIPANT_AUTO_JOIN,
        String.valueOf(true));
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    // Read cluster config and see if instance can auto join the cluster
    boolean autoJoin = false;
    try
    {
      HelixConfigScope scope =
          new HelixConfigScopeBuilder(ConfigScopeProperty.CLUSTER).forCluster(getClusterName())
                                  .build();
      autoJoin = Boolean.parseBoolean(getConfigAccessor().get(scope, ALLOW_PARTICIPANT_AUTO_JOIN));
      logger.info("Auto joining " + _clusterName +" is true");
    }
    catch(Exception e)
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  • 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
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  • org.apache.helix.manager.zk.ParticipantManagerHelper
  • org.apache.helix.manager.zk.TestZkClusterManager
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