Package com.linkedin.helix.PropertyKey

Examples of com.linkedin.helix.PropertyKey.Builder

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    _setupTool.getClusterManagementTool().addAlert(CLUSTER_NAME, _alertStr1);
    _setupTool.getClusterManagementTool().addAlert(CLUSTER_NAME, _alertStr2);

    int historySize = 0;
    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    Builder keyBuilder = helixDataAccessor.keyBuilder();
    HelixProperty property = helixDataAccessor.getProperty(keyBuilder.alertHistory());
    ZNRecord history = null;
    if(property != null)
    {
      history = property.getRecord();
      historySize = property.getRecord().getMapFields().size();
    }
   
    HealthStatsAggregationTask task = new HealthStatsAggregationTask(_startCMResultMap.get(controllerName)._manager);
    task.run();
    Thread.sleep(100);
   
   
    history = helixDataAccessor.getProperty(keyBuilder.alertHistory()).getRecord();
    //
    Assert.assertEquals(history.getMapFields().size(), 1 + historySize);
    TreeMap<String, Map<String, String>> recordMap = new TreeMap<String, Map<String, String>>();
    recordMap.putAll( history.getMapFields());
    Map<String, String> lastRecord = recordMap.firstEntry().getValue();
    Assert.assertTrue(lastRecord.size() == 4);
    Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
   
    setHealthData(metrics1, metrics2);
    task.run();
    Thread.sleep(100);
    history = helixDataAccessor.getProperty(keyBuilder.alertHistory()).getRecord();
    // no change
    Assert.assertEquals(history.getMapFields().size(), 1 + historySize);
    recordMap = new TreeMap<String, Map<String, String>>();
    recordMap.putAll( history.getMapFields());
    lastRecord = recordMap.firstEntry().getValue();
    Assert.assertTrue(lastRecord.size() == 4);
    Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
   
    int [] metrics3 = {21, 44, 22, 14, 16};
    int [] metrics4 = {122, 115, 222, 41,16};
    setHealthData(metrics3, metrics4);
    task.run();
    Thread.sleep(100);
    history = helixDataAccessor.getProperty(keyBuilder.alertHistory()).getRecord();
    // new delta should be recorded
    Assert.assertEquals(history.getMapFields().size(), 2 + historySize);
    recordMap = new TreeMap<String, Map<String, String>>();
    recordMap.putAll( history.getMapFields());
    lastRecord = recordMap.lastEntry().getValue();
    Assert.assertEquals(lastRecord.size(), 6);
    Assert.assertTrue(lastRecord.get("(localhost_12918.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
    Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
    Assert.assertTrue(lastRecord.get("(localhost_12918.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
    Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
   
    int [] metrics5 = {0, 0, 0, 0, 0};
    int [] metrics6 = {0, 0, 0, 0,0};
    setHealthData(metrics5, metrics6);
    task.run();
    Thread.sleep(500);
    history = helixDataAccessor.getProperty(keyBuilder.alertHistory()).getRecord();
    // reset everything
    Assert.assertEquals(history.getMapFields().size(), 3 + historySize);
    recordMap = new TreeMap<String, Map<String, String>>();
    recordMap.putAll( history.getMapFields());
    lastRecord = recordMap.lastEntry().getValue();
    Assert.assertTrue(lastRecord.size() == 6);
    Assert.assertTrue(lastRecord.get("(localhost_12918.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
    Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
    Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
    Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
    Assert.assertTrue(lastRecord.get("(localhost_12918.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
    Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
   
    // Size of the history should be 30
    for(int i = 0;i < 27; i++)
    {
      int x = i % 2;
      int y = (i+1) % 2;
      int[] metricsx = {19 + 3*x, 19 + 3*y, 19 + 4*x, 18+4*y, 17+5*y};
      int[] metricsy = {99 + 3*x, 99 + 3*y, 98 + 4*x, 98+4*y, 97+5*y};
     
      setHealthData(metricsx, metricsy);
      task.run();
      Thread.sleep(100);
      history = helixDataAccessor.getProperty(keyBuilder.alertHistory()).getRecord();
     
      Assert.assertEquals(history.getMapFields().size(), Math.min(3 + i + 1 + historySize, 30));
      recordMap = new TreeMap<String, Map<String, String>>();
      recordMap.putAll( history.getMapFields());
      lastRecord = recordMap.lastEntry().getValue();
      if(i == 0)
      {
        Assert.assertTrue(lastRecord.size() == 6);
        Assert.assertTrue(lastRecord.get("(localhost_12922.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
        Assert.assertTrue(lastRecord.get("(localhost_12922.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
        Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
        Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
        Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
        Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
      }
      else
      {
        System.out.println(lastRecord.size());
        Assert.assertEquals(lastRecord.size() , 10);
        if(x == 0)
        {
          Assert.assertTrue(lastRecord.get("(localhost_12922.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12922.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12918.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12918.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
        }
        else
        {
          Assert.assertTrue(lastRecord.get("(localhost_12922.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12922.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12918.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12920.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12921.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("OFF"));
          Assert.assertTrue(lastRecord.get("(localhost_12918.TestStat@DB#db1.TestMetric2)GREATER(100)").equals("ON"));
          Assert.assertTrue(lastRecord.get("(localhost_12919.TestStat@DB#db1.TestMetric1)GREATER(20)").equals("OFF"));
        }
      }
    }
    // size limit is 30
    for(int i = 0;i < 10; i++)
    {
      int x = i % 2;
      int y = (i+1) % 2;
      int[] metricsx = {19 + 3*x, 19 + 3*y, 19 + 4*x, 18+4*y, 17+5*y};
      int[] metricsy = {99 + 3*x, 99 + 3*y, 98 + 4*x, 98+4*y, 97+5*y};
     
      setHealthData(metricsx, metricsy);
      task.run();
      Thread.sleep(100);
      history = helixDataAccessor.getProperty(keyBuilder.alertHistory()).getRecord();
     
      Assert.assertEquals(history.getMapFields().size(), 30);
      recordMap = new TreeMap<String, Map<String, String>>();
      recordMap.putAll( history.getMapFields());
      lastRecord = recordMap.lastEntry().getValue();
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    record.getMapField("constraint5").put("CONSTRAINT_VALUE", "5");
    ConstraintItem constraint5 = new ConstraintItem(record.getMapField("constraint5"));

    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    accessor.setProperty(keyBuilder.constraint(ConstraintType.MESSAGE_CONSTRAINT.toString()),
                         new ClusterConstraints(record));

    record =
        accessor.getProperty(keyBuilder.constraint(ConstraintType.MESSAGE_CONSTRAINT.toString()))
                .getRecord();
    ClusterConstraints constraint = new ClusterConstraints(record);
    // System.out.println("constraint: " + constraint);

    // message1
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    record.getMapField("constraint2").put("CONSTRAINT_VALUE", "2");
    ConstraintItem constraint2 = new ConstraintItem(record.getMapField("constraint2"));

    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    accessor.setProperty(keyBuilder.constraint(ConstraintType.STATE_CONSTRAINT.toString()),
                         new ClusterConstraints(record));

    record =
        accessor.getProperty(keyBuilder.constraint(ConstraintType.STATE_CONSTRAINT.toString()))
                .getRecord();
    ClusterConstraints constraint = new ClusterConstraints(record);
    // System.out.println("constraint: " + constraint);

    // state1: hit rule2
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    setupTool.addResourceToCluster(clusterName, "TestDB1", 16, "MasterSlave");

    ZkBaseDataAccessor<ZNRecord> baseAccessor =
        new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB1"));
    idealState.setStateModelFactoryName("TestDB1_Factory");
    accessor.setProperty(keyBuilder.idealStates("TestDB1"), idealState);
    setupTool.rebalanceStorageCluster(clusterName, "TestDB1", 3);

    // external view for TestDB1 should be empty
    ExternalView extView = null;
    long start = System.currentTimeMillis();
    while (extView == null)
    {
      Thread.sleep(50);
      extView = accessor.getProperty(keyBuilder.externalView("TestDB1"));

      long now = System.currentTimeMillis();
      if (now - start > 5000)
      {
        Assert.fail("Timeout waiting for an empty external view of TestDB1");
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      idealState.setNumPartitions(partitions);
      idealStates.add(idealState);

//      System.out.println(idealState);

      Builder keyBuilder = accessor.keyBuilder();

      accessor.setProperty(keyBuilder.idealStates(resourceName), idealState);
    }
    return idealStates;
  }
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    for (int i = 0; i < numLiveInstances; i++)
    {
      LiveInstance liveInstance = new LiveInstance("localhost_" + i);
      liveInstance.setSessionId("session_" + i);
     
      Builder keyBuilder = accessor.keyBuilder();
      accessor.setProperty(keyBuilder.liveInstance("localhost_" + i), liveInstance);
    }
  }
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  protected void setupStateModel()
  {
    ZNRecord masterSlave = new StateModelConfigGenerator()
        .generateConfigForMasterSlave();
   
    Builder keyBuilder = accessor.keyBuilder();
    accessor.setProperty(keyBuilder.stateModelDef(masterSlave.getId()), new StateModelDefinition(masterSlave));
   
    ZNRecord leaderStandby = new StateModelConfigGenerator()
        .generateConfigForLeaderStandby();
    accessor.setProperty(keyBuilder.stateModelDef(leaderStandby.getId()), new StateModelDefinition(leaderStandby));

    ZNRecord onlineOffline = new StateModelConfigGenerator()
        .generateConfigForOnlineOffline();
    accessor.setProperty(keyBuilder.stateModelDef(onlineOffline.getId()), new StateModelDefinition(onlineOffline));
  }
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    schedulerMessage.getRecord().setMapField("MessageTemplate",
        msg.getRecord().getSimpleFields());
    schedulerMessage.getRecord().setSimpleField("TIMEOUT", "-1");

    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    Builder keyBuilder = helixDataAccessor.keyBuilder();
    helixDataAccessor.createProperty(
        keyBuilder.controllerMessage(schedulerMessage.getMsgId()),
        schedulerMessage);

    Thread.sleep(15000);

    Assert.assertEquals(_PARTITIONS, _factory._results.size());
    PropertyKey controllerTaskStatus = keyBuilder.controllerTaskStatus(
        MessageType.SCHEDULER_MSG.toString(), schedulerMessage.getMsgId());
    ZNRecord statusUpdate = helixDataAccessor.getProperty(controllerTaskStatus)
        .getRecord();
    Assert.assertTrue(statusUpdate.getMapField("SentMessageCount")
        .get("MessageCount").equals("" + (_PARTITIONS * 3)));
 
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    MockAsyncCallback callback = new MockAsyncCallback();
    manager.getMessagingService().sendAndWait(cr2, schedulerMessage, callback, -1);
    String msgId = callback._message.getResultMap().get(DefaultSchedulerMessageHandlerFactory.SCHEDULER_MSG_ID);
   
    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    Builder keyBuilder = helixDataAccessor.keyBuilder();

    Assert.assertEquals(_PARTITIONS, _factory._results.size());
    PropertyKey controllerTaskStatus = keyBuilder.controllerTaskStatus(
        MessageType.SCHEDULER_MSG.toString(), msgId);
    ZNRecord statusUpdate = helixDataAccessor.getProperty(controllerTaskStatus)
        .getRecord();
    Assert.assertTrue(statusUpdate.getMapField("SentMessageCount")
        .get("MessageCount").equals("" + (_PARTITIONS * 3)));
 
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    schedulerMessage.getRecord().setMapField("MessageTemplate",
        msg.getRecord().getSimpleFields());
    schedulerMessage.getRecord().setSimpleField("TIMEOUT", "-1");

    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    Builder keyBuilder = helixDataAccessor.keyBuilder();
    PropertyKey controllerMessageKey = keyBuilder
        .controllerMessage(schedulerMessage.getMsgId());
    helixDataAccessor.setProperty(controllerMessageKey, schedulerMessage);

    Thread.sleep(3000);

    Assert.assertEquals(0, factory._results.size());
    PropertyKey controllerTaskStatus = keyBuilder.controllerTaskStatus(
        MessageType.SCHEDULER_MSG.toString(), schedulerMessage.getMsgId());
    ZNRecord statusUpdate = helixDataAccessor.getProperty(controllerTaskStatus)
        .getRecord();
    Assert.assertTrue(statusUpdate.getMapField("SentMessageCount")
        .get("MessageCount").equals("0"));
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  • com.linkedin.helix.controller.GenericHelixController
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  • com.linkedin.helix.controller.stages.HealthDataCache
  • com.linkedin.helix.controller.stages.StatsAggregationStage
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