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tephra-core/src/test/java/org/apache/tephra/distributed/ThriftTransactionSystemHATest.java
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| /* | ||
| * 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.tephra.distributed; | ||
|
|
||
| import com.google.common.util.concurrent.Service; | ||
| import com.google.inject.AbstractModule; | ||
| import com.google.inject.Guice; | ||
| import com.google.inject.Injector; | ||
| import org.apache.tephra.TransactionSystemClient; | ||
| import org.apache.tephra.runtime.ConfigModule; | ||
| import org.apache.tephra.runtime.DiscoveryModules; | ||
| import org.apache.tephra.runtime.TransactionClientModule; | ||
| import org.apache.tephra.runtime.TransactionModules; | ||
| import org.apache.tephra.util.Tests; | ||
| import org.apache.twill.zookeeper.ZKClient; | ||
| import org.apache.twill.zookeeper.ZKClientService; | ||
| import org.junit.AfterClass; | ||
| import org.junit.BeforeClass; | ||
|
|
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| import java.util.concurrent.Callable; | ||
|
|
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| /** | ||
| * Test HA behavior of Transaction Service | ||
| */ | ||
| public class ThriftTransactionSystemHATest extends ThriftTransactionSystemTest { | ||
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| @BeforeClass | ||
| public static void start() throws Exception { | ||
| // Start tx service | ||
| ThriftTransactionSystemTest.start(); | ||
|
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| // Expire zk session to make tx service follower | ||
| Tests.expireZkSession(zkClientService); | ||
| Tests.waitFor("Failed to wait for txService to stop", new Callable<Boolean>() { | ||
| @Override | ||
| public Boolean call() throws Exception { | ||
| return Service.State.RUNNING != txService.thriftRPCServerState(); | ||
| } | ||
| }); | ||
|
|
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| // wait for the thrift rpc server to be in running state again | ||
| Tests.waitFor("Failed to wait for txService to be running.", new Callable<Boolean>() { | ||
| @Override | ||
| public Boolean call() throws Exception { | ||
| return Service.State.RUNNING == txService.thriftRPCServerState(); | ||
| } | ||
| }); | ||
|
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| // we need to get a new txClient, because the old one will no longer work after the thrift server restart | ||
| Injector injector = Guice.createInjector( | ||
| new ConfigModule(conf), | ||
| new AbstractModule() { | ||
| @Override | ||
| protected void configure() { | ||
| // Instead of using ZKClientModule that will create new instance of ZKClient, we create instance | ||
| // binding to reuse the same ZKClient used for leader election | ||
| bind(ZKClient.class).toInstance(zkClientService); | ||
| bind(ZKClientService.class).toInstance(zkClientService); | ||
| } | ||
| }, | ||
| new DiscoveryModules().getDistributedModules(), | ||
| new TransactionModules().getDistributedModules(), | ||
| new TransactionClientModule() | ||
| ); | ||
| txClient = injector.getInstance(TransactionSystemClient.class); | ||
| Tests.waitForTxReady(txClient); | ||
| } | ||
|
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| @AfterClass | ||
| public static void stop() throws Exception { | ||
| ThriftTransactionSystemTest.stop(); | ||
| } | ||
| } |
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