| /* |
| * 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. |
| */ |
| package org.apache.carbondata.lcm.locks; |
| |
| import org.apache.carbondata.core.constants.CarbonCommonConstants; |
| import org.apache.carbondata.core.metadata.AbsoluteTableIdentifier; |
| import org.apache.carbondata.core.util.CarbonProperties; |
| import org.apache.carbondata.core.locks.LockUsage; |
| import org.apache.carbondata.core.locks.ZooKeeperLocking; |
| import org.apache.carbondata.core.locks.ZookeeperInit; |
| import org.apache.zookeeper.server.ServerConfig; |
| import org.apache.zookeeper.server.ZooKeeperServerMain; |
| import org.apache.zookeeper.server.quorum.QuorumPeerConfig; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Ignore; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.ServerSocket; |
| import java.util.Properties; |
| import java.util.UUID; |
| |
| /** |
| * ZooKeeperLocking Test cases |
| */ |
| public class ZooKeeperLockingTest { |
| |
| int freePort; |
| |
| /** |
| * @throws java.lang.Exception |
| */ |
| @Before public void setUp() throws Exception { |
| Properties startupProperties = new Properties(); |
| startupProperties.setProperty("dataDir", (new File("./target").getAbsolutePath())); |
| startupProperties.setProperty("dataLogDir", (new File("./target").getAbsolutePath())); |
| freePort = findFreePort(); |
| startupProperties.setProperty("clientPort", "" + freePort); |
| QuorumPeerConfig quorumConfiguration = new QuorumPeerConfig(); |
| try { |
| quorumConfiguration.parseProperties(startupProperties); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| |
| final ZooKeeperServerMain zooKeeperServer = new ZooKeeperServerMain(); |
| final ServerConfig configuration = new ServerConfig(); |
| configuration.readFrom(quorumConfiguration); |
| new Thread() { |
| public void run() { |
| try { |
| zooKeeperServer.runFromConfig(configuration); |
| } catch (IOException e) { |
| System.out.println("ZooKeeper failure"); |
| } |
| } |
| }.start(); |
| } |
| |
| /** |
| * @throws java.lang.Exception |
| */ |
| @After public void tearDown() throws Exception { |
| } |
| |
| @Ignore public void testZooKeeperLockingByTryingToAcquire2Locks() |
| throws IllegalArgumentException, IllegalAccessException, NoSuchFieldException, |
| SecurityException { |
| |
| // final CarbonProperties cp = CarbonProperties.getInstance(); |
| // new NonStrictExpectations(cp) { |
| // { |
| // cp.getProperty("/CarbonLocks"); |
| // result = "/carbontests"; |
| // cp.getProperty("spark.deploy.zookeeper.url"); |
| // result = "127.0.0.1:" + freePort; |
| // } |
| // }; |
| |
| ZookeeperInit zki = ZookeeperInit.getInstance("127.0.0.1:" + freePort); |
| |
| AbsoluteTableIdentifier tableIdentifier = AbsoluteTableIdentifier |
| .from(CarbonProperties.getInstance().getProperty(CarbonCommonConstants.STORE_LOCATION), |
| "dbName", "tableName", UUID.randomUUID().toString()); |
| ZooKeeperLocking zkl = |
| new ZooKeeperLocking(tableIdentifier, |
| LockUsage.METADATA_LOCK); |
| Assert.assertTrue(zkl.lock()); |
| |
| ZooKeeperLocking zk2 = new ZooKeeperLocking( |
| tableIdentifier, LockUsage.METADATA_LOCK); |
| Assert.assertTrue(!zk2.lock()); |
| |
| Assert.assertTrue(zkl.unlock()); |
| Assert.assertTrue(zk2.lock()); |
| Assert.assertTrue(zk2.unlock()); |
| } |
| |
| /** |
| * For finding the free port available. |
| * |
| * @return |
| */ |
| private static int findFreePort() { |
| ServerSocket socket = null; |
| try { |
| socket = new ServerSocket(0); |
| socket.setReuseAddress(true); |
| int port = socket.getLocalPort(); |
| try { |
| socket.close(); |
| } catch (IOException e) { |
| // Ignore IOException on close() |
| } |
| return port; |
| } catch (Exception e) { |
| // Ignore |
| } finally { |
| if (socket != null) { |
| try { |
| socket.close(); |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| return 2181; |
| } |
| } |