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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.ipc;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.apache.hadoop.hbase.ipc.RpcClient.SPECIFIC_WRITE_THREAD;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.apache.hadoop.hbase.ipc.TestProtobufRpcServiceImpl.SERVICE;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.apache.hadoop.hbase.ipc.TestProtobufRpcServiceImpl.newBlockingStub;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.junit.Assert.assertNotNull;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">026</span><span id="line-26"></span> |
| <span class="source-line-no">027</span><span id="line-27">import java.io.IOException;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.net.InetSocketAddress;</span> |
| <span class="source-line-no">029</span><span id="line-29">import java.util.ArrayList;</span> |
| <span class="source-line-no">030</span><span id="line-30">import java.util.HashMap;</span> |
| <span class="source-line-no">031</span><span id="line-31">import java.util.List;</span> |
| <span class="source-line-no">032</span><span id="line-32">import java.util.concurrent.Callable;</span> |
| <span class="source-line-no">033</span><span id="line-33">import java.util.concurrent.ThreadLocalRandom;</span> |
| <span class="source-line-no">034</span><span id="line-34">import java.util.concurrent.atomic.AtomicBoolean;</span> |
| <span class="source-line-no">035</span><span id="line-35">import java.util.concurrent.atomic.AtomicReference;</span> |
| <span class="source-line-no">036</span><span id="line-36">import java.util.concurrent.locks.ReadWriteLock;</span> |
| <span class="source-line-no">037</span><span id="line-37">import java.util.concurrent.locks.ReentrantReadWriteLock;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.HBaseConfiguration;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.codec.Codec;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.ipc.RpcServer.BlockingServiceAndInterface;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.testclassification.IntegrationTests;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.util.Threads;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.junit.Ignore;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.junit.Test;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.slf4j.Logger;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">049</span><span id="line-49"></span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hbase.thirdparty.com.google.common.collect.Lists;</span> |
| <span class="source-line-no">051</span><span id="line-51"></span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.shaded.ipc.protobuf.generated.TestProtos.EchoRequestProto;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.shaded.ipc.protobuf.generated.TestProtos.EchoResponseProto;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.shaded.ipc.protobuf.generated.TestRpcServiceProtos.TestProtobufRpcProto.BlockingInterface;</span> |
| <span class="source-line-no">055</span><span id="line-55"></span> |
| <span class="source-line-no">056</span><span id="line-56">@Category(IntegrationTests.class)</span> |
| <span class="source-line-no">057</span><span id="line-57">public class IntegrationTestRpcClient {</span> |
| <span class="source-line-no">058</span><span id="line-58"></span> |
| <span class="source-line-no">059</span><span id="line-59"> private static final Logger LOG = LoggerFactory.getLogger(IntegrationTestRpcClient.class);</span> |
| <span class="source-line-no">060</span><span id="line-60"></span> |
| <span class="source-line-no">061</span><span id="line-61"> private final Configuration conf;</span> |
| <span class="source-line-no">062</span><span id="line-62"></span> |
| <span class="source-line-no">063</span><span id="line-63"> private int numIterations = 10;</span> |
| <span class="source-line-no">064</span><span id="line-64"></span> |
| <span class="source-line-no">065</span><span id="line-65"> public IntegrationTestRpcClient() {</span> |
| <span class="source-line-no">066</span><span id="line-66"> conf = HBaseConfiguration.create();</span> |
| <span class="source-line-no">067</span><span id="line-67"> }</span> |
| <span class="source-line-no">068</span><span id="line-68"></span> |
| <span class="source-line-no">069</span><span id="line-69"> protected AbstractRpcClient<?> createRpcClient(Configuration conf, boolean isSyncClient) {</span> |
| <span class="source-line-no">070</span><span id="line-70"> return isSyncClient ? new BlockingRpcClient(conf) : new NettyRpcClient(conf) {</span> |
| <span class="source-line-no">071</span><span id="line-71"> @Override</span> |
| <span class="source-line-no">072</span><span id="line-72"> protected Codec getCodec() {</span> |
| <span class="source-line-no">073</span><span id="line-73"> return null;</span> |
| <span class="source-line-no">074</span><span id="line-74"> }</span> |
| <span class="source-line-no">075</span><span id="line-75"> };</span> |
| <span class="source-line-no">076</span><span id="line-76"> }</span> |
| <span class="source-line-no">077</span><span id="line-77"></span> |
| <span class="source-line-no">078</span><span id="line-78"> static String BIG_PAYLOAD;</span> |
| <span class="source-line-no">079</span><span id="line-79"></span> |
| <span class="source-line-no">080</span><span id="line-80"> static {</span> |
| <span class="source-line-no">081</span><span id="line-81"> StringBuilder builder = new StringBuilder();</span> |
| <span class="source-line-no">082</span><span id="line-82"></span> |
| <span class="source-line-no">083</span><span id="line-83"> while (builder.length() < 1024 * 1024) { // 2 MB</span> |
| <span class="source-line-no">084</span><span id="line-84"> builder.append("big.payload.");</span> |
| <span class="source-line-no">085</span><span id="line-85"> }</span> |
| <span class="source-line-no">086</span><span id="line-86"></span> |
| <span class="source-line-no">087</span><span id="line-87"> BIG_PAYLOAD = builder.toString();</span> |
| <span class="source-line-no">088</span><span id="line-88"> }</span> |
| <span class="source-line-no">089</span><span id="line-89"></span> |
| <span class="source-line-no">090</span><span id="line-90"> class Cluster {</span> |
| <span class="source-line-no">091</span><span id="line-91"> ReadWriteLock lock = new ReentrantReadWriteLock();</span> |
| <span class="source-line-no">092</span><span id="line-92"> HashMap<InetSocketAddress, RpcServer> rpcServers = new HashMap<>();</span> |
| <span class="source-line-no">093</span><span id="line-93"> List<RpcServer> serverList = new ArrayList<>();</span> |
| <span class="source-line-no">094</span><span id="line-94"> int maxServers;</span> |
| <span class="source-line-no">095</span><span id="line-95"> int minServers;</span> |
| <span class="source-line-no">096</span><span id="line-96"></span> |
| <span class="source-line-no">097</span><span id="line-97"> Cluster(int minServers, int maxServers) {</span> |
| <span class="source-line-no">098</span><span id="line-98"> this.minServers = minServers;</span> |
| <span class="source-line-no">099</span><span id="line-99"> this.maxServers = maxServers;</span> |
| <span class="source-line-no">100</span><span id="line-100"> }</span> |
| <span class="source-line-no">101</span><span id="line-101"></span> |
| <span class="source-line-no">102</span><span id="line-102"> RpcServer startServer() throws IOException {</span> |
| <span class="source-line-no">103</span><span id="line-103"> lock.writeLock().lock();</span> |
| <span class="source-line-no">104</span><span id="line-104"> try {</span> |
| <span class="source-line-no">105</span><span id="line-105"> if (rpcServers.size() >= maxServers) {</span> |
| <span class="source-line-no">106</span><span id="line-106"> return null;</span> |
| <span class="source-line-no">107</span><span id="line-107"> }</span> |
| <span class="source-line-no">108</span><span id="line-108"></span> |
| <span class="source-line-no">109</span><span id="line-109"> RpcServer rpcServer = RpcServerFactory.createRpcServer(null, "testRpcServer",</span> |
| <span class="source-line-no">110</span><span id="line-110"> Lists.newArrayList(new BlockingServiceAndInterface(SERVICE, null)),</span> |
| <span class="source-line-no">111</span><span id="line-111"> new InetSocketAddress("localhost", 0), conf, new FifoRpcScheduler(conf, 1));</span> |
| <span class="source-line-no">112</span><span id="line-112"> rpcServer.start();</span> |
| <span class="source-line-no">113</span><span id="line-113"> InetSocketAddress address = rpcServer.getListenerAddress();</span> |
| <span class="source-line-no">114</span><span id="line-114"> if (address == null) {</span> |
| <span class="source-line-no">115</span><span id="line-115"> throw new IOException("Listener channel is closed");</span> |
| <span class="source-line-no">116</span><span id="line-116"> }</span> |
| <span class="source-line-no">117</span><span id="line-117"> rpcServers.put(address, rpcServer);</span> |
| <span class="source-line-no">118</span><span id="line-118"> serverList.add(rpcServer);</span> |
| <span class="source-line-no">119</span><span id="line-119"> LOG.info("Started server: " + address);</span> |
| <span class="source-line-no">120</span><span id="line-120"> return rpcServer;</span> |
| <span class="source-line-no">121</span><span id="line-121"> } finally {</span> |
| <span class="source-line-no">122</span><span id="line-122"> lock.writeLock().unlock();</span> |
| <span class="source-line-no">123</span><span id="line-123"> }</span> |
| <span class="source-line-no">124</span><span id="line-124"> }</span> |
| <span class="source-line-no">125</span><span id="line-125"></span> |
| <span class="source-line-no">126</span><span id="line-126"> void stopRandomServer() throws Exception {</span> |
| <span class="source-line-no">127</span><span id="line-127"> RpcServer rpcServer = null;</span> |
| <span class="source-line-no">128</span><span id="line-128"> lock.writeLock().lock();</span> |
| <span class="source-line-no">129</span><span id="line-129"> try {</span> |
| <span class="source-line-no">130</span><span id="line-130"> if (rpcServers.size() <= minServers) {</span> |
| <span class="source-line-no">131</span><span id="line-131"> return;</span> |
| <span class="source-line-no">132</span><span id="line-132"> }</span> |
| <span class="source-line-no">133</span><span id="line-133"> int size = rpcServers.size();</span> |
| <span class="source-line-no">134</span><span id="line-134"> int rand = ThreadLocalRandom.current().nextInt(size);</span> |
| <span class="source-line-no">135</span><span id="line-135"> rpcServer = serverList.remove(rand);</span> |
| <span class="source-line-no">136</span><span id="line-136"> InetSocketAddress address = rpcServer.getListenerAddress();</span> |
| <span class="source-line-no">137</span><span id="line-137"> if (address == null) {</span> |
| <span class="source-line-no">138</span><span id="line-138"> // Throw exception here. We can't remove this instance from the server map because</span> |
| <span class="source-line-no">139</span><span id="line-139"> // we no longer have access to its map key</span> |
| <span class="source-line-no">140</span><span id="line-140"> throw new IOException("Listener channel is closed");</span> |
| <span class="source-line-no">141</span><span id="line-141"> }</span> |
| <span class="source-line-no">142</span><span id="line-142"> rpcServers.remove(address);</span> |
| <span class="source-line-no">143</span><span id="line-143"></span> |
| <span class="source-line-no">144</span><span id="line-144"> if (rpcServer != null) {</span> |
| <span class="source-line-no">145</span><span id="line-145"> stopServer(rpcServer);</span> |
| <span class="source-line-no">146</span><span id="line-146"> }</span> |
| <span class="source-line-no">147</span><span id="line-147"> } finally {</span> |
| <span class="source-line-no">148</span><span id="line-148"> lock.writeLock().unlock();</span> |
| <span class="source-line-no">149</span><span id="line-149"> }</span> |
| <span class="source-line-no">150</span><span id="line-150"> }</span> |
| <span class="source-line-no">151</span><span id="line-151"></span> |
| <span class="source-line-no">152</span><span id="line-152"> void stopServer(RpcServer rpcServer) throws InterruptedException {</span> |
| <span class="source-line-no">153</span><span id="line-153"> InetSocketAddress address = rpcServer.getListenerAddress();</span> |
| <span class="source-line-no">154</span><span id="line-154"> LOG.info("Stopping server: " + address);</span> |
| <span class="source-line-no">155</span><span id="line-155"> rpcServer.stop();</span> |
| <span class="source-line-no">156</span><span id="line-156"> rpcServer.join();</span> |
| <span class="source-line-no">157</span><span id="line-157"> LOG.info("Stopped server: " + address);</span> |
| <span class="source-line-no">158</span><span id="line-158"> }</span> |
| <span class="source-line-no">159</span><span id="line-159"></span> |
| <span class="source-line-no">160</span><span id="line-160"> void stopRunning() throws InterruptedException {</span> |
| <span class="source-line-no">161</span><span id="line-161"> lock.writeLock().lock();</span> |
| <span class="source-line-no">162</span><span id="line-162"> try {</span> |
| <span class="source-line-no">163</span><span id="line-163"> for (RpcServer rpcServer : serverList) {</span> |
| <span class="source-line-no">164</span><span id="line-164"> stopServer(rpcServer);</span> |
| <span class="source-line-no">165</span><span id="line-165"> }</span> |
| <span class="source-line-no">166</span><span id="line-166"></span> |
| <span class="source-line-no">167</span><span id="line-167"> } finally {</span> |
| <span class="source-line-no">168</span><span id="line-168"> lock.writeLock().unlock();</span> |
| <span class="source-line-no">169</span><span id="line-169"> }</span> |
| <span class="source-line-no">170</span><span id="line-170"> }</span> |
| <span class="source-line-no">171</span><span id="line-171"></span> |
| <span class="source-line-no">172</span><span id="line-172"> RpcServer getRandomServer() {</span> |
| <span class="source-line-no">173</span><span id="line-173"> lock.readLock().lock();</span> |
| <span class="source-line-no">174</span><span id="line-174"> try {</span> |
| <span class="source-line-no">175</span><span id="line-175"> int size = rpcServers.size();</span> |
| <span class="source-line-no">176</span><span id="line-176"> int rand = ThreadLocalRandom.current().nextInt(size);</span> |
| <span class="source-line-no">177</span><span id="line-177"> return serverList.get(rand);</span> |
| <span class="source-line-no">178</span><span id="line-178"> } finally {</span> |
| <span class="source-line-no">179</span><span id="line-179"> lock.readLock().unlock();</span> |
| <span class="source-line-no">180</span><span id="line-180"> }</span> |
| <span class="source-line-no">181</span><span id="line-181"> }</span> |
| <span class="source-line-no">182</span><span id="line-182"> }</span> |
| <span class="source-line-no">183</span><span id="line-183"></span> |
| <span class="source-line-no">184</span><span id="line-184"> static class MiniChaosMonkey extends Thread {</span> |
| <span class="source-line-no">185</span><span id="line-185"> AtomicBoolean running = new AtomicBoolean(true);</span> |
| <span class="source-line-no">186</span><span id="line-186"> AtomicReference<Exception> exception = new AtomicReference<>(null);</span> |
| <span class="source-line-no">187</span><span id="line-187"> Cluster cluster;</span> |
| <span class="source-line-no">188</span><span id="line-188"></span> |
| <span class="source-line-no">189</span><span id="line-189"> public MiniChaosMonkey(Cluster cluster) {</span> |
| <span class="source-line-no">190</span><span id="line-190"> this.cluster = cluster;</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192"></span> |
| <span class="source-line-no">193</span><span id="line-193"> @Override</span> |
| <span class="source-line-no">194</span><span id="line-194"> public void run() {</span> |
| <span class="source-line-no">195</span><span id="line-195"> while (running.get()) {</span> |
| <span class="source-line-no">196</span><span id="line-196"> if (ThreadLocalRandom.current().nextBoolean()) {</span> |
| <span class="source-line-no">197</span><span id="line-197"> // start a server</span> |
| <span class="source-line-no">198</span><span id="line-198"> try {</span> |
| <span class="source-line-no">199</span><span id="line-199"> cluster.startServer();</span> |
| <span class="source-line-no">200</span><span id="line-200"> } catch (Exception e) {</span> |
| <span class="source-line-no">201</span><span id="line-201"> LOG.warn(e.toString(), e);</span> |
| <span class="source-line-no">202</span><span id="line-202"> exception.compareAndSet(null, e);</span> |
| <span class="source-line-no">203</span><span id="line-203"> }</span> |
| <span class="source-line-no">204</span><span id="line-204"> } else {</span> |
| <span class="source-line-no">205</span><span id="line-205"> // stop a server</span> |
| <span class="source-line-no">206</span><span id="line-206"> try {</span> |
| <span class="source-line-no">207</span><span id="line-207"> cluster.stopRandomServer();</span> |
| <span class="source-line-no">208</span><span id="line-208"> } catch (Exception e) {</span> |
| <span class="source-line-no">209</span><span id="line-209"> LOG.warn(e.toString(), e);</span> |
| <span class="source-line-no">210</span><span id="line-210"> exception.compareAndSet(null, e);</span> |
| <span class="source-line-no">211</span><span id="line-211"> }</span> |
| <span class="source-line-no">212</span><span id="line-212"> }</span> |
| <span class="source-line-no">213</span><span id="line-213"></span> |
| <span class="source-line-no">214</span><span id="line-214"> Threads.sleep(100);</span> |
| <span class="source-line-no">215</span><span id="line-215"> }</span> |
| <span class="source-line-no">216</span><span id="line-216"> }</span> |
| <span class="source-line-no">217</span><span id="line-217"></span> |
| <span class="source-line-no">218</span><span id="line-218"> void stopRunning() {</span> |
| <span class="source-line-no">219</span><span id="line-219"> running.set(false);</span> |
| <span class="source-line-no">220</span><span id="line-220"> }</span> |
| <span class="source-line-no">221</span><span id="line-221"></span> |
| <span class="source-line-no">222</span><span id="line-222"> void rethrowException() throws Exception {</span> |
| <span class="source-line-no">223</span><span id="line-223"> if (exception.get() != null) {</span> |
| <span class="source-line-no">224</span><span id="line-224"> throw exception.get();</span> |
| <span class="source-line-no">225</span><span id="line-225"> }</span> |
| <span class="source-line-no">226</span><span id="line-226"> }</span> |
| <span class="source-line-no">227</span><span id="line-227"> }</span> |
| <span class="source-line-no">228</span><span id="line-228"></span> |
| <span class="source-line-no">229</span><span id="line-229"> static class SimpleClient extends Thread {</span> |
| <span class="source-line-no">230</span><span id="line-230"> AbstractRpcClient<?> rpcClient;</span> |
| <span class="source-line-no">231</span><span id="line-231"> AtomicBoolean running = new AtomicBoolean(true);</span> |
| <span class="source-line-no">232</span><span id="line-232"> AtomicBoolean sending = new AtomicBoolean(false);</span> |
| <span class="source-line-no">233</span><span id="line-233"> AtomicReference<Throwable> exception = new AtomicReference<>(null);</span> |
| <span class="source-line-no">234</span><span id="line-234"> Cluster cluster;</span> |
| <span class="source-line-no">235</span><span id="line-235"> String id;</span> |
| <span class="source-line-no">236</span><span id="line-236"> long numCalls = 0;</span> |
| <span class="source-line-no">237</span><span id="line-237"></span> |
| <span class="source-line-no">238</span><span id="line-238"> public SimpleClient(Cluster cluster, AbstractRpcClient<?> rpcClient, String id) {</span> |
| <span class="source-line-no">239</span><span id="line-239"> this.cluster = cluster;</span> |
| <span class="source-line-no">240</span><span id="line-240"> this.rpcClient = rpcClient;</span> |
| <span class="source-line-no">241</span><span id="line-241"> this.id = id;</span> |
| <span class="source-line-no">242</span><span id="line-242"> this.setName(id);</span> |
| <span class="source-line-no">243</span><span id="line-243"> }</span> |
| <span class="source-line-no">244</span><span id="line-244"></span> |
| <span class="source-line-no">245</span><span id="line-245"> @Override</span> |
| <span class="source-line-no">246</span><span id="line-246"> @SuppressWarnings("AssertionFailureIgnored") // intended</span> |
| <span class="source-line-no">247</span><span id="line-247"> public void run() {</span> |
| <span class="source-line-no">248</span><span id="line-248"> while (running.get()) {</span> |
| <span class="source-line-no">249</span><span id="line-249"> boolean isBigPayload = ThreadLocalRandom.current().nextBoolean();</span> |
| <span class="source-line-no">250</span><span id="line-250"> String message = isBigPayload ? BIG_PAYLOAD : id + numCalls;</span> |
| <span class="source-line-no">251</span><span id="line-251"> EchoRequestProto param = EchoRequestProto.newBuilder().setMessage(message).build();</span> |
| <span class="source-line-no">252</span><span id="line-252"> EchoResponseProto ret;</span> |
| <span class="source-line-no">253</span><span id="line-253"> RpcServer server = cluster.getRandomServer();</span> |
| <span class="source-line-no">254</span><span id="line-254"> try {</span> |
| <span class="source-line-no">255</span><span id="line-255"> sending.set(true);</span> |
| <span class="source-line-no">256</span><span id="line-256"> BlockingInterface stub = newBlockingStub(rpcClient, server.getListenerAddress());</span> |
| <span class="source-line-no">257</span><span id="line-257"> ret = stub.echo(null, param);</span> |
| <span class="source-line-no">258</span><span id="line-258"> } catch (Exception e) {</span> |
| <span class="source-line-no">259</span><span id="line-259"> LOG.warn(e.toString(), e);</span> |
| <span class="source-line-no">260</span><span id="line-260"> continue; // expected in case connection is closing or closed</span> |
| <span class="source-line-no">261</span><span id="line-261"> }</span> |
| <span class="source-line-no">262</span><span id="line-262"></span> |
| <span class="source-line-no">263</span><span id="line-263"> try {</span> |
| <span class="source-line-no">264</span><span id="line-264"> assertNotNull(ret);</span> |
| <span class="source-line-no">265</span><span id="line-265"> assertEquals(message, ret.getMessage());</span> |
| <span class="source-line-no">266</span><span id="line-266"> } catch (Throwable t) {</span> |
| <span class="source-line-no">267</span><span id="line-267"> exception.compareAndSet(null, t);</span> |
| <span class="source-line-no">268</span><span id="line-268"> }</span> |
| <span class="source-line-no">269</span><span id="line-269"></span> |
| <span class="source-line-no">270</span><span id="line-270"> numCalls++;</span> |
| <span class="source-line-no">271</span><span id="line-271"> }</span> |
| <span class="source-line-no">272</span><span id="line-272"> }</span> |
| <span class="source-line-no">273</span><span id="line-273"></span> |
| <span class="source-line-no">274</span><span id="line-274"> void stopRunning() {</span> |
| <span class="source-line-no">275</span><span id="line-275"> running.set(false);</span> |
| <span class="source-line-no">276</span><span id="line-276"> }</span> |
| <span class="source-line-no">277</span><span id="line-277"></span> |
| <span class="source-line-no">278</span><span id="line-278"> boolean isSending() {</span> |
| <span class="source-line-no">279</span><span id="line-279"> return sending.get();</span> |
| <span class="source-line-no">280</span><span id="line-280"> }</span> |
| <span class="source-line-no">281</span><span id="line-281"></span> |
| <span class="source-line-no">282</span><span id="line-282"> void rethrowException() throws Throwable {</span> |
| <span class="source-line-no">283</span><span id="line-283"> if (exception.get() != null) {</span> |
| <span class="source-line-no">284</span><span id="line-284"> throw exception.get();</span> |
| <span class="source-line-no">285</span><span id="line-285"> }</span> |
| <span class="source-line-no">286</span><span id="line-286"> }</span> |
| <span class="source-line-no">287</span><span id="line-287"> }</span> |
| <span class="source-line-no">288</span><span id="line-288"></span> |
| <span class="source-line-no">289</span><span id="line-289"> /*</span> |
| <span class="source-line-no">290</span><span id="line-290"> * Test that not started connections are successfully removed from connection pool when rpc client</span> |
| <span class="source-line-no">291</span><span id="line-291"> * is closing.</span> |
| <span class="source-line-no">292</span><span id="line-292"> */</span> |
| <span class="source-line-no">293</span><span id="line-293"> @Test</span> |
| <span class="source-line-no">294</span><span id="line-294"> public void testRpcWithWriteThread() throws IOException, InterruptedException {</span> |
| <span class="source-line-no">295</span><span id="line-295"> LOG.info("Starting test");</span> |
| <span class="source-line-no">296</span><span id="line-296"> Cluster cluster = new Cluster(1, 1);</span> |
| <span class="source-line-no">297</span><span id="line-297"> cluster.startServer();</span> |
| <span class="source-line-no">298</span><span id="line-298"> conf.setBoolean(SPECIFIC_WRITE_THREAD, true);</span> |
| <span class="source-line-no">299</span><span id="line-299"> for (int i = 0; i < 1000; i++) {</span> |
| <span class="source-line-no">300</span><span id="line-300"> AbstractRpcClient<?> rpcClient = createRpcClient(conf, true);</span> |
| <span class="source-line-no">301</span><span id="line-301"> SimpleClient client = new SimpleClient(cluster, rpcClient, "Client1");</span> |
| <span class="source-line-no">302</span><span id="line-302"> client.start();</span> |
| <span class="source-line-no">303</span><span id="line-303"> while (!client.isSending()) {</span> |
| <span class="source-line-no">304</span><span id="line-304"> Thread.sleep(1);</span> |
| <span class="source-line-no">305</span><span id="line-305"> }</span> |
| <span class="source-line-no">306</span><span id="line-306"> client.stopRunning();</span> |
| <span class="source-line-no">307</span><span id="line-307"> rpcClient.close();</span> |
| <span class="source-line-no">308</span><span id="line-308"> }</span> |
| <span class="source-line-no">309</span><span id="line-309"> }</span> |
| <span class="source-line-no">310</span><span id="line-310"></span> |
| <span class="source-line-no">311</span><span id="line-311"> @Test</span> |
| <span class="source-line-no">312</span><span id="line-312"> public void testRpcWithChaosMonkeyWithSyncClient() throws Throwable {</span> |
| <span class="source-line-no">313</span><span id="line-313"> for (int i = 0; i < numIterations; i++) {</span> |
| <span class="source-line-no">314</span><span id="line-314"> TimeoutThread.runWithTimeout(new Callable<Void>() {</span> |
| <span class="source-line-no">315</span><span id="line-315"> @Override</span> |
| <span class="source-line-no">316</span><span id="line-316"> public Void call() throws Exception {</span> |
| <span class="source-line-no">317</span><span id="line-317"> try {</span> |
| <span class="source-line-no">318</span><span id="line-318"> testRpcWithChaosMonkey(true);</span> |
| <span class="source-line-no">319</span><span id="line-319"> } catch (Throwable e) {</span> |
| <span class="source-line-no">320</span><span id="line-320"> if (e instanceof Exception) {</span> |
| <span class="source-line-no">321</span><span id="line-321"> throw (Exception) e;</span> |
| <span class="source-line-no">322</span><span id="line-322"> } else {</span> |
| <span class="source-line-no">323</span><span id="line-323"> throw new Exception(e);</span> |
| <span class="source-line-no">324</span><span id="line-324"> }</span> |
| <span class="source-line-no">325</span><span id="line-325"> }</span> |
| <span class="source-line-no">326</span><span id="line-326"> return null;</span> |
| <span class="source-line-no">327</span><span id="line-327"> }</span> |
| <span class="source-line-no">328</span><span id="line-328"> }, 180000);</span> |
| <span class="source-line-no">329</span><span id="line-329"> }</span> |
| <span class="source-line-no">330</span><span id="line-330"> }</span> |
| <span class="source-line-no">331</span><span id="line-331"></span> |
| <span class="source-line-no">332</span><span id="line-332"> @Test</span> |
| <span class="source-line-no">333</span><span id="line-333"> @Ignore // TODO: test fails with async client</span> |
| <span class="source-line-no">334</span><span id="line-334"> public void testRpcWithChaosMonkeyWithAsyncClient() throws Throwable {</span> |
| <span class="source-line-no">335</span><span id="line-335"> for (int i = 0; i < numIterations; i++) {</span> |
| <span class="source-line-no">336</span><span id="line-336"> TimeoutThread.runWithTimeout(new Callable<Void>() {</span> |
| <span class="source-line-no">337</span><span id="line-337"> @Override</span> |
| <span class="source-line-no">338</span><span id="line-338"> public Void call() throws Exception {</span> |
| <span class="source-line-no">339</span><span id="line-339"> try {</span> |
| <span class="source-line-no">340</span><span id="line-340"> testRpcWithChaosMonkey(false);</span> |
| <span class="source-line-no">341</span><span id="line-341"> } catch (Throwable e) {</span> |
| <span class="source-line-no">342</span><span id="line-342"> if (e instanceof Exception) {</span> |
| <span class="source-line-no">343</span><span id="line-343"> throw (Exception) e;</span> |
| <span class="source-line-no">344</span><span id="line-344"> } else {</span> |
| <span class="source-line-no">345</span><span id="line-345"> throw new Exception(e);</span> |
| <span class="source-line-no">346</span><span id="line-346"> }</span> |
| <span class="source-line-no">347</span><span id="line-347"> }</span> |
| <span class="source-line-no">348</span><span id="line-348"> return null;</span> |
| <span class="source-line-no">349</span><span id="line-349"> }</span> |
| <span class="source-line-no">350</span><span id="line-350"> }, 90000);</span> |
| <span class="source-line-no">351</span><span id="line-351"> }</span> |
| <span class="source-line-no">352</span><span id="line-352"> }</span> |
| <span class="source-line-no">353</span><span id="line-353"></span> |
| <span class="source-line-no">354</span><span id="line-354"> static class TimeoutThread extends Thread {</span> |
| <span class="source-line-no">355</span><span id="line-355"> long timeout;</span> |
| <span class="source-line-no">356</span><span id="line-356"></span> |
| <span class="source-line-no">357</span><span id="line-357"> public TimeoutThread(long timeout) {</span> |
| <span class="source-line-no">358</span><span id="line-358"> this.timeout = timeout;</span> |
| <span class="source-line-no">359</span><span id="line-359"> }</span> |
| <span class="source-line-no">360</span><span id="line-360"></span> |
| <span class="source-line-no">361</span><span id="line-361"> @Override</span> |
| <span class="source-line-no">362</span><span id="line-362"> public void run() {</span> |
| <span class="source-line-no">363</span><span id="line-363"> try {</span> |
| <span class="source-line-no">364</span><span id="line-364"> Thread.sleep(timeout);</span> |
| <span class="source-line-no">365</span><span id="line-365"> Threads.printThreadInfo(System.err, "TEST TIMEOUT STACK DUMP");</span> |
| <span class="source-line-no">366</span><span id="line-366"> System.exit(1); // a timeout happened</span> |
| <span class="source-line-no">367</span><span id="line-367"> } catch (InterruptedException e) {</span> |
| <span class="source-line-no">368</span><span id="line-368"> // this is what we want</span> |
| <span class="source-line-no">369</span><span id="line-369"> }</span> |
| <span class="source-line-no">370</span><span id="line-370"> }</span> |
| <span class="source-line-no">371</span><span id="line-371"></span> |
| <span class="source-line-no">372</span><span id="line-372"> // runs in the same thread context but injects a timeout thread which will exit the JVM on</span> |
| <span class="source-line-no">373</span><span id="line-373"> // timeout</span> |
| <span class="source-line-no">374</span><span id="line-374"> static void runWithTimeout(Callable<?> callable, long timeout) throws Exception {</span> |
| <span class="source-line-no">375</span><span id="line-375"> TimeoutThread thread = new TimeoutThread(timeout);</span> |
| <span class="source-line-no">376</span><span id="line-376"> thread.start();</span> |
| <span class="source-line-no">377</span><span id="line-377"> callable.call();</span> |
| <span class="source-line-no">378</span><span id="line-378"> thread.interrupt();</span> |
| <span class="source-line-no">379</span><span id="line-379"> }</span> |
| <span class="source-line-no">380</span><span id="line-380"> }</span> |
| <span class="source-line-no">381</span><span id="line-381"></span> |
| <span class="source-line-no">382</span><span id="line-382"> public void testRpcWithChaosMonkey(boolean isSyncClient) throws Throwable {</span> |
| <span class="source-line-no">383</span><span id="line-383"> LOG.info("Starting test");</span> |
| <span class="source-line-no">384</span><span id="line-384"> Cluster cluster = new Cluster(10, 100);</span> |
| <span class="source-line-no">385</span><span id="line-385"> for (int i = 0; i < 10; i++) {</span> |
| <span class="source-line-no">386</span><span id="line-386"> cluster.startServer();</span> |
| <span class="source-line-no">387</span><span id="line-387"> }</span> |
| <span class="source-line-no">388</span><span id="line-388"></span> |
| <span class="source-line-no">389</span><span id="line-389"> ArrayList<SimpleClient> clients = new ArrayList<>(30);</span> |
| <span class="source-line-no">390</span><span id="line-390"></span> |
| <span class="source-line-no">391</span><span id="line-391"> // all threads should share the same rpc client</span> |
| <span class="source-line-no">392</span><span id="line-392"> AbstractRpcClient<?> rpcClient = createRpcClient(conf, isSyncClient);</span> |
| <span class="source-line-no">393</span><span id="line-393"></span> |
| <span class="source-line-no">394</span><span id="line-394"> for (int i = 0; i < 30; i++) {</span> |
| <span class="source-line-no">395</span><span id="line-395"> String clientId = "client_" + i + "_";</span> |
| <span class="source-line-no">396</span><span id="line-396"> LOG.info("Starting client: " + clientId);</span> |
| <span class="source-line-no">397</span><span id="line-397"> SimpleClient client = new SimpleClient(cluster, rpcClient, clientId);</span> |
| <span class="source-line-no">398</span><span id="line-398"> client.start();</span> |
| <span class="source-line-no">399</span><span id="line-399"> clients.add(client);</span> |
| <span class="source-line-no">400</span><span id="line-400"> }</span> |
| <span class="source-line-no">401</span><span id="line-401"></span> |
| <span class="source-line-no">402</span><span id="line-402"> LOG.info("Starting MiniChaosMonkey");</span> |
| <span class="source-line-no">403</span><span id="line-403"> MiniChaosMonkey cm = new MiniChaosMonkey(cluster);</span> |
| <span class="source-line-no">404</span><span id="line-404"> cm.start();</span> |
| <span class="source-line-no">405</span><span id="line-405"></span> |
| <span class="source-line-no">406</span><span id="line-406"> Threads.sleep(30000);</span> |
| <span class="source-line-no">407</span><span id="line-407"></span> |
| <span class="source-line-no">408</span><span id="line-408"> LOG.info("Stopping MiniChaosMonkey");</span> |
| <span class="source-line-no">409</span><span id="line-409"> cm.stopRunning();</span> |
| <span class="source-line-no">410</span><span id="line-410"> cm.join();</span> |
| <span class="source-line-no">411</span><span id="line-411"> cm.rethrowException();</span> |
| <span class="source-line-no">412</span><span id="line-412"></span> |
| <span class="source-line-no">413</span><span id="line-413"> LOG.info("Stopping clients");</span> |
| <span class="source-line-no">414</span><span id="line-414"> for (SimpleClient client : clients) {</span> |
| <span class="source-line-no">415</span><span id="line-415"> LOG.info("Stopping client: " + client.id);</span> |
| <span class="source-line-no">416</span><span id="line-416"> LOG.info(client.id + " numCalls:" + client.numCalls);</span> |
| <span class="source-line-no">417</span><span id="line-417"> client.stopRunning();</span> |
| <span class="source-line-no">418</span><span id="line-418"> client.join();</span> |
| <span class="source-line-no">419</span><span id="line-419"> client.rethrowException();</span> |
| <span class="source-line-no">420</span><span id="line-420"> assertTrue(client.numCalls > 10);</span> |
| <span class="source-line-no">421</span><span id="line-421"> }</span> |
| <span class="source-line-no">422</span><span id="line-422"></span> |
| <span class="source-line-no">423</span><span id="line-423"> LOG.info("Stopping RpcClient");</span> |
| <span class="source-line-no">424</span><span id="line-424"> rpcClient.close();</span> |
| <span class="source-line-no">425</span><span id="line-425"></span> |
| <span class="source-line-no">426</span><span id="line-426"> LOG.info("Stopping Cluster");</span> |
| <span class="source-line-no">427</span><span id="line-427"> cluster.stopRunning();</span> |
| <span class="source-line-no">428</span><span id="line-428"> }</span> |
| <span class="source-line-no">429</span><span id="line-429">}</span> |
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| </main> |
| </body> |
| </html> |
