Examples with HelixDataAccessor org.apache.helix.HelixDataAccessor used on opensource projects

Example 81 with HelixDataAccessor

use of org.apache.helix.HelixDataAccessor in project helix by apache.

the class TestSchedulerMessage2 method testSchedulerMsg2.

@Test()
public void testSchedulerMsg2() throws Exception {
    _factory._results.clear();
    Thread.sleep(2000);
    HelixManager manager = null;
    for (int i = 0; i < NODE_NR; i++) {
        _participants[i].getMessagingService().registerMessageHandlerFactory(_factory.getMessageType(), _factory);
        // _startCMResultMap.get(hostDest)._manager;
        manager = _participants[i];
    }
    Message schedulerMessage = new Message(MessageType.SCHEDULER_MSG + "", UUID.randomUUID().toString());
    schedulerMessage.setTgtSessionId("*");
    schedulerMessage.setTgtName("CONTROLLER");
    // TODO: change it to "ADMIN" ?
    schedulerMessage.setSrcName("CONTROLLER");
    // Template for the individual message sent to each participant
    Message msg = new Message(_factory.getMessageType(), "Template");
    msg.setTgtSessionId("*");
    msg.setMsgState(MessageState.NEW);
    // Criteria to send individual messages
    Criteria cr = new Criteria();
    cr.setInstanceName("localhost_%");
    cr.setRecipientInstanceType(InstanceType.PARTICIPANT);
    cr.setSessionSpecific(false);
    cr.setResource("%");
    cr.setPartition("%");
    ObjectMapper mapper = new ObjectMapper();
    SerializationConfig serializationConfig = mapper.getSerializationConfig();
    serializationConfig.set(SerializationConfig.Feature.INDENT_OUTPUT, true);
    StringWriter sw = new StringWriter();
    mapper.writeValue(sw, cr);
    String crString = sw.toString();
    schedulerMessage.getRecord().setSimpleField("Criteria", crString);
    schedulerMessage.getRecord().setMapField("MessageTemplate", msg.getRecord().getSimpleFields());
    schedulerMessage.getRecord().setSimpleField("TIMEOUT", "-1");
    schedulerMessage.getRecord().setSimpleField("WAIT_ALL", "true");
    Criteria cr2 = new Criteria();
    cr2.setRecipientInstanceType(InstanceType.CONTROLLER);
    cr2.setInstanceName("*");
    cr2.setSessionSpecific(false);
    schedulerMessage.getRecord().setSimpleField(DefaultSchedulerMessageHandlerFactory.SCHEDULER_TASK_QUEUE, "TestSchedulerMsg2");
    TestSchedulerMessage.MockAsyncCallback callback = new TestSchedulerMessage.MockAsyncCallback();
    manager.getMessagingService().sendAndWait(cr2, schedulerMessage, callback, -1);
    String msgId = callback._message.getResultMap().get(DefaultSchedulerMessageHandlerFactory.SCHEDULER_MSG_ID);
    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    PropertyKey.Builder keyBuilder = helixDataAccessor.keyBuilder();
    for (int i = 0; i < 10; i++) {
        Thread.sleep(200);
        PropertyKey controllerTaskStatus = keyBuilder.controllerTaskStatus(MessageType.SCHEDULER_MSG.name(), msgId);
        ZNRecord statusUpdate = helixDataAccessor.getProperty(controllerTaskStatus).getRecord();
        if (statusUpdate.getMapFields().containsKey("Summary")) {
            break;
        }
    }
    Assert.assertEquals(_PARTITIONS, _factory._results.size());
    PropertyKey controllerTaskStatus = keyBuilder.controllerTaskStatus(MessageType.SCHEDULER_MSG.name(), msgId);
    ZNRecord statusUpdate = helixDataAccessor.getProperty(controllerTaskStatus).getRecord();
    Assert.assertTrue(statusUpdate.getMapField("SentMessageCount").get("MessageCount").equals("" + (_PARTITIONS * 3)));
    int messageResultCount = 0;
    for (String key : statusUpdate.getMapFields().keySet()) {
        if (key.startsWith("MessageResult ")) {
            messageResultCount++;
        }
    }
    Assert.assertEquals(messageResultCount, _PARTITIONS * 3);
    int count = 0;
    for (Set<String> val : _factory._results.values()) {
        count += val.size();
    }
    Assert.assertEquals(count, _PARTITIONS * 3);
}

Example 82 with HelixDataAccessor

use of org.apache.helix.HelixDataAccessor in project helix by apache.

the class TestSchedulerMsgUsingQueue method testSchedulerMsgUsingQueue.

@Test()
public void testSchedulerMsgUsingQueue() throws Exception {
    // Logger.getRootLogger().setLevel(Level.INFO);
    _factory._results.clear();
    Thread.sleep(2000);
    HelixManager manager = null;
    for (int i = 0; i < NODE_NR; i++) {
        _participants[i].getMessagingService().registerMessageHandlerFactory(_factory.getMessageType(), _factory);
        // _startCMResultMap.get(hostDest)._manager;
        manager = _participants[i];
    }
    Message schedulerMessage = new Message(MessageType.SCHEDULER_MSG + "", UUID.randomUUID().toString());
    schedulerMessage.setTgtSessionId("*");
    schedulerMessage.setTgtName("CONTROLLER");
    // TODO: change it to "ADMIN" ?
    schedulerMessage.setSrcName("CONTROLLER");
    schedulerMessage.getRecord().setSimpleField(DefaultSchedulerMessageHandlerFactory.SCHEDULER_TASK_QUEUE, "TestSchedulerMsg");
    // Template for the individual message sent to each participant
    Message msg = new Message(_factory.getMessageType(), "Template");
    msg.setTgtSessionId("*");
    msg.setMsgState(MessageState.NEW);
    // Criteria to send individual messages
    Criteria cr = new Criteria();
    cr.setInstanceName("localhost_%");
    cr.setRecipientInstanceType(InstanceType.PARTICIPANT);
    cr.setSessionSpecific(false);
    cr.setResource("%");
    cr.setPartition("%");
    ObjectMapper mapper = new ObjectMapper();
    SerializationConfig serializationConfig = mapper.getSerializationConfig();
    serializationConfig.set(SerializationConfig.Feature.INDENT_OUTPUT, true);
    StringWriter sw = new StringWriter();
    mapper.writeValue(sw, cr);
    String crString = sw.toString();
    schedulerMessage.getRecord().setSimpleField("Criteria", crString);
    schedulerMessage.getRecord().setMapField("MessageTemplate", msg.getRecord().getSimpleFields());
    schedulerMessage.getRecord().setSimpleField("TIMEOUT", "-1");
    HelixDataAccessor helixDataAccessor = manager.getHelixDataAccessor();
    PropertyKey.Builder keyBuilder = helixDataAccessor.keyBuilder();
    helixDataAccessor.createControllerMessage(schedulerMessage);
    for (int i = 0; i < 30; i++) {
        Thread.sleep(2000);
        if (_PARTITIONS == _factory._results.size()) {
            break;
        }
    }
    Assert.assertEquals(_PARTITIONS, _factory._results.size());
    PropertyKey controllerTaskStatus = keyBuilder.controllerTaskStatus(MessageType.SCHEDULER_MSG.name(), schedulerMessage.getMsgId());
    int messageResultCount = 0;
    for (int i = 0; i < 10; i++) {
        ZNRecord statusUpdate = helixDataAccessor.getProperty(controllerTaskStatus).getRecord();
        Assert.assertTrue(statusUpdate.getMapField("SentMessageCount").get("MessageCount").equals("" + (_PARTITIONS * 3)));
        for (String key : statusUpdate.getMapFields().keySet()) {
            if (key.startsWith("MessageResult ")) {
                messageResultCount++;
            }
        }
        if (messageResultCount == _PARTITIONS * 3) {
            break;
        } else {
            Thread.sleep(2000);
        }
    }
    Assert.assertEquals(messageResultCount, _PARTITIONS * 3);
    int count = 0;
    for (Set<String> val : _factory._results.values()) {
        count += val.size();
    }
    Assert.assertEquals(count, _PARTITIONS * 3);
}

Example 83 with HelixDataAccessor

use of org.apache.helix.HelixDataAccessor in project helix by apache.

the class TestInstanceAutoJoin method testInstanceAutoJoin.

@Test
public void testInstanceAutoJoin() throws Exception {
    HelixManager manager = _participants[0];
    HelixDataAccessor accessor = manager.getHelixDataAccessor();
    _setupTool.addResourceToCluster(CLUSTER_NAME, db2, 60, "OnlineOffline", RebalanceMode.FULL_AUTO + "");
    _setupTool.rebalanceStorageCluster(CLUSTER_NAME, db2, 1);
    String instance2 = "localhost_279699";
    // StartCMResult result = TestHelper.startDummyProcess(ZK_ADDR, CLUSTER_NAME, instance2);
    MockParticipantManager newParticipant = new MockParticipantManager(ZK_ADDR, CLUSTER_NAME, instance2);
    newParticipant.syncStart();
    Thread.sleep(500);
    // Assert.assertFalse(result._thread.isAlive());
    Assert.assertTrue(null == manager.getHelixDataAccessor().getProperty(accessor.keyBuilder().liveInstance(instance2)));
    ConfigScope scope = new ConfigScopeBuilder().forCluster(CLUSTER_NAME).build();
    manager.getConfigAccessor().set(scope, ZKHelixManager.ALLOW_PARTICIPANT_AUTO_JOIN, "true");
    newParticipant = new MockParticipantManager(ZK_ADDR, CLUSTER_NAME, instance2);
    newParticipant.syncStart();
    Thread.sleep(500);
    // Assert.assertTrue(result._thread.isAlive() || result2._thread.isAlive());
    for (int i = 0; i < 20; i++) {
        if (null == manager.getHelixDataAccessor().getProperty(accessor.keyBuilder().liveInstance(instance2))) {
            Thread.sleep(100);
        } else
            break;
    }
    Assert.assertTrue(null != manager.getHelixDataAccessor().getProperty(accessor.keyBuilder().liveInstance(instance2)));
    newParticipant.syncStop();
}

Example 84 with HelixDataAccessor

use of org.apache.helix.HelixDataAccessor in project helix by apache.

the class TestInstanceCurrentState method testAddedFieldsInCurrentState.

@Test
public void testAddedFieldsInCurrentState() {
    String instanceName = PARTICIPANT_PREFIX + "_" + _startPort;
    HelixDataAccessor accessor = _manager.getHelixDataAccessor();
    LiveInstance liveInstance = accessor.getProperty(accessor.keyBuilder().liveInstance(instanceName));
    CurrentState currentState = accessor.getProperty(accessor.keyBuilder().currentState(instanceName, liveInstance.getSessionId(), WorkflowGenerator.DEFAULT_TGT_DB));
    // Test start time should happen after test start time
    Assert.assertTrue(currentState.getStartTime(WorkflowGenerator.DEFAULT_TGT_DB + "_0") >= _testStartTime);
    // Test end time is always larger than start time
    Assert.assertTrue(currentState.getEndTime(WorkflowGenerator.DEFAULT_TGT_DB + "_0") >= currentState.getStartTime(WorkflowGenerator.DEFAULT_TGT_DB + "_0"));
    // Final state is MASTER, so SLAVE will be the previous state
    Assert.assertEquals(currentState.getPreviousState(WorkflowGenerator.DEFAULT_TGT_DB + "_0"), "SLAVE");
}

Example 85 with HelixDataAccessor

use of org.apache.helix.HelixDataAccessor in project helix by apache.

the class TestNodeOfflineTimeStamp method getInstanceHistory.

private ParticipantHistory getInstanceHistory(String instance) {
    HelixDataAccessor accessor = _manager.getHelixDataAccessor();
    PropertyKey propertyKey = accessor.keyBuilder().participantHistory(instance);
    return accessor.getProperty(propertyKey);
}