package org.apache.helix.integration;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import java.util.Date;
import org.apache.helix.HelixException;
import org.apache.helix.HelixManager;
import org.apache.helix.HelixManagerFactory;
import org.apache.helix.InstanceType;
import org.apache.helix.PropertyType;
import org.apache.helix.manager.zk.ZkClient;
import org.apache.helix.tools.ClusterSetup;
import org.apache.helix.util.HelixUtil;
import org.testng.Assert;
import org.testng.AssertJUnit;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
public class TestClusterStartsup extends ZkStandAloneCMTestBase
{
void setupCluster() throws HelixException
{
System.out.println("START " + CLASS_NAME + " at " + new Date(System.currentTimeMillis()));
String namespace = "/" + CLUSTER_NAME;
if (_zkClient.exists(namespace))
{
_zkClient.deleteRecursive(namespace);
}
_setupTool = new ClusterSetup(ZK_ADDR);
// setup storage cluster
_setupTool.addCluster(CLUSTER_NAME, true);
_setupTool.addResourceToCluster(CLUSTER_NAME, TEST_DB, 20, STATE_MODEL);
for (int i = 0; i < NODE_NR; i++)
{
String storageNodeName = "localhost:" + (START_PORT + i);
_setupTool.addInstanceToCluster(CLUSTER_NAME, storageNodeName);
}
_setupTool.rebalanceStorageCluster(CLUSTER_NAME, TEST_DB, 3);
}
@Override
@BeforeClass()
public void beforeClass() throws Exception
{
_zkClient = new ZkClient(ZK_ADDR);
}
@Override
@AfterClass()
public void afterClass()
{
_zkClient.close();
}
@Test()
public void testParticipantStartUp() throws Exception
{
setupCluster();
String controllerMsgPath = HelixUtil.getControllerPropertyPath(CLUSTER_NAME, PropertyType.MESSAGES_CONTROLLER);
_zkClient.deleteRecursive(controllerMsgPath);
HelixManager manager = null;;
try
{
manager = HelixManagerFactory.getZKHelixManager(CLUSTER_NAME,
"localhost_" + (START_PORT + 1),
InstanceType.PARTICIPANT,
ZK_ADDR);
manager.connect();
Assert.fail("Should fail on connect() since cluster structure is not set up");
}
catch(HelixException e)
{
// OK
}
if(manager != null)
{
AssertJUnit.assertFalse(manager.isConnected());
}
try
{
manager = HelixManagerFactory.getZKHelixManager(CLUSTER_NAME,
"localhost_" + (START_PORT + 3),
InstanceType.PARTICIPANT,
ZK_ADDR);
manager.connect();
Assert.fail("Should fail on connect() since cluster structure is not set up");
}
catch(HelixException e)
{
// OK
}
if(manager != null)
{
AssertJUnit.assertFalse(manager.isConnected());
}
setupCluster();
String stateModelPath = HelixUtil.getStateModelDefinitionPath(CLUSTER_NAME);
_zkClient.deleteRecursive(stateModelPath);
try
{
manager = HelixManagerFactory.getZKHelixManager(CLUSTER_NAME,
"localhost_" + (START_PORT + 1),
InstanceType.PARTICIPANT,
ZK_ADDR);
manager.connect();
Assert.fail("Should fail on connect() since cluster structure is not set up");
}
catch(HelixException e)
{
// OK
}
if(manager != null)
{
AssertJUnit.assertFalse(manager.isConnected());
}
setupCluster();
String instanceStatusUpdatePath = HelixUtil.getInstancePropertyPath(CLUSTER_NAME, "localhost_" + (START_PORT + 1), PropertyType.STATUSUPDATES);
_zkClient.deleteRecursive(instanceStatusUpdatePath);
try
{
manager = HelixManagerFactory.getZKHelixManager(CLUSTER_NAME,
"localhost_" + (START_PORT + 1),
InstanceType.PARTICIPANT,
ZK_ADDR);
manager.connect();
Assert.fail("Should fail on connect() since cluster structure is not set up");
}
catch(HelixException e)
{
// OK
}
if(manager != null)
{
AssertJUnit.assertFalse(manager.isConnected());
}
}
}