http://git-wip-us.apache.org/repos/asf/hbase-site/blob/a949969b/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestProcedureMetrics.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestProcedureMetrics.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestProcedureMetrics.html new file mode 100644 index 0000000..7406ba1 --- /dev/null +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestProcedureMetrics.html @@ -0,0 +1,326 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd";> +<html lang="en"> +<head> +<title>Source code</title> +<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> +</head> +<body> +<div class="sourceContainer"> +<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> +<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> +<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> +<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> +<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> +<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> +<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> +<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> +<span class="sourceLineNo">009</span> *<a name="line.9"></a> +<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> +<span class="sourceLineNo">011</span> *<a name="line.11"></a> +<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> +<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> +<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> +<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> +<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> +<span class="sourceLineNo">017</span> */<a name="line.17"></a> +<span class="sourceLineNo">018</span><a name="line.18"></a> +<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.procedure2;<a name="line.19"></a> +<span class="sourceLineNo">020</span><a name="line.20"></a> +<span class="sourceLineNo">021</span>import org.apache.commons.logging.Log;<a name="line.21"></a> +<span class="sourceLineNo">022</span>import org.apache.commons.logging.LogFactory;<a name="line.22"></a> +<span class="sourceLineNo">023</span>import org.apache.hadoop.fs.FileSystem;<a name="line.23"></a> +<span class="sourceLineNo">024</span>import org.apache.hadoop.fs.Path;<a name="line.24"></a> +<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.HBaseCommonTestingUtility;<a name="line.25"></a> +<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import org.junit.After;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.junit.Before;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.junit.Test;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.junit.experimental.categories.Category;<a name="line.32"></a> +<span class="sourceLineNo">033</span><a name="line.33"></a> +<span class="sourceLineNo">034</span>import java.io.IOException;<a name="line.34"></a> +<span class="sourceLineNo">035</span><a name="line.35"></a> +<span class="sourceLineNo">036</span>import static org.junit.Assert.assertEquals;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import static org.junit.Assert.assertNotEquals;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import static org.junit.Assert.assertTrue;<a name="line.38"></a> +<span class="sourceLineNo">039</span><a name="line.39"></a> +<span class="sourceLineNo">040</span>@Category({MasterTests.class, SmallTests.class})<a name="line.40"></a> +<span class="sourceLineNo">041</span>public class TestProcedureMetrics {<a name="line.41"></a> +<span class="sourceLineNo">042</span> private static final Log LOG = LogFactory.getLog(TestProcedureMetrics.class);<a name="line.42"></a> +<span class="sourceLineNo">043</span><a name="line.43"></a> +<span class="sourceLineNo">044</span> private static final int PROCEDURE_EXECUTOR_SLOTS = 1;<a name="line.44"></a> +<span class="sourceLineNo">045</span><a name="line.45"></a> +<span class="sourceLineNo">046</span> private TestProcEnv procEnv;<a name="line.46"></a> +<span class="sourceLineNo">047</span> private static ProcedureExecutor<TestProcEnv> procExecutor;<a name="line.47"></a> +<span class="sourceLineNo">048</span> private ProcedureStore procStore;<a name="line.48"></a> +<span class="sourceLineNo">049</span><a name="line.49"></a> +<span class="sourceLineNo">050</span> private HBaseCommonTestingUtility htu;<a name="line.50"></a> +<span class="sourceLineNo">051</span> private FileSystem fs;<a name="line.51"></a> +<span class="sourceLineNo">052</span> private Path testDir;<a name="line.52"></a> +<span class="sourceLineNo">053</span> private Path logDir;<a name="line.53"></a> +<span class="sourceLineNo">054</span><a name="line.54"></a> +<span class="sourceLineNo">055</span> private static int beginCount = 0;<a name="line.55"></a> +<span class="sourceLineNo">056</span> private static int successCount = 0;<a name="line.56"></a> +<span class="sourceLineNo">057</span> private static int failedCount = 0;<a name="line.57"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span><a name="line.59"></a> +<span class="sourceLineNo">060</span> @Before<a name="line.60"></a> +<span class="sourceLineNo">061</span> public void setUp() throws IOException {<a name="line.61"></a> +<span class="sourceLineNo">062</span> htu = new HBaseCommonTestingUtility();<a name="line.62"></a> +<span class="sourceLineNo">063</span> testDir = htu.getDataTestDir();<a name="line.63"></a> +<span class="sourceLineNo">064</span> fs = testDir.getFileSystem(htu.getConfiguration());<a name="line.64"></a> +<span class="sourceLineNo">065</span> assertTrue(testDir.depth() > 1);<a name="line.65"></a> +<span class="sourceLineNo">066</span><a name="line.66"></a> +<span class="sourceLineNo">067</span> logDir = new Path(testDir, "proc-logs");<a name="line.67"></a> +<span class="sourceLineNo">068</span> procEnv = new TestProcEnv();<a name="line.68"></a> +<span class="sourceLineNo">069</span> procStore = ProcedureTestingUtility.createStore(htu.getConfiguration(), fs, logDir);<a name="line.69"></a> +<span class="sourceLineNo">070</span> procExecutor = new ProcedureExecutor<TestProcEnv>(htu.getConfiguration(), procEnv, procStore);<a name="line.70"></a> +<span class="sourceLineNo">071</span> procExecutor.testing = new ProcedureExecutor.Testing();<a name="line.71"></a> +<span class="sourceLineNo">072</span> procStore.start(PROCEDURE_EXECUTOR_SLOTS);<a name="line.72"></a> +<span class="sourceLineNo">073</span> procExecutor.start(PROCEDURE_EXECUTOR_SLOTS, true);<a name="line.73"></a> +<span class="sourceLineNo">074</span> }<a name="line.74"></a> +<span class="sourceLineNo">075</span><a name="line.75"></a> +<span class="sourceLineNo">076</span> @After<a name="line.76"></a> +<span class="sourceLineNo">077</span> public void tearDown() throws IOException {<a name="line.77"></a> +<span class="sourceLineNo">078</span> procExecutor.stop();<a name="line.78"></a> +<span class="sourceLineNo">079</span> procStore.stop(false);<a name="line.79"></a> +<span class="sourceLineNo">080</span> fs.delete(logDir, true);<a name="line.80"></a> +<span class="sourceLineNo">081</span> }<a name="line.81"></a> +<span class="sourceLineNo">082</span><a name="line.82"></a> +<span class="sourceLineNo">083</span> @Test<a name="line.83"></a> +<span class="sourceLineNo">084</span> public void testMetricForSimpleProcedure() throws Exception {<a name="line.84"></a> +<span class="sourceLineNo">085</span> // procedure that executes successfully<a name="line.85"></a> +<span class="sourceLineNo">086</span> ProcedureMetrics proc = new ProcedureMetrics(true);<a name="line.86"></a> +<span class="sourceLineNo">087</span> long id = ProcedureTestingUtility.submitAndWait(procExecutor, proc);<a name="line.87"></a> +<span class="sourceLineNo">088</span> assertNotEquals("ProcId zero!", 0, id);<a name="line.88"></a> +<span class="sourceLineNo">089</span> beginCount++;<a name="line.89"></a> +<span class="sourceLineNo">090</span> successCount++;<a name="line.90"></a> +<span class="sourceLineNo">091</span> ProcedureTestingUtility.waitProcedure(procExecutor, proc);<a name="line.91"></a> +<span class="sourceLineNo">092</span> assertEquals("beginCount doesn't match!", beginCount, proc.beginCount);<a name="line.92"></a> +<span class="sourceLineNo">093</span> assertEquals("successCount doesn't match!", successCount, proc.successCount);<a name="line.93"></a> +<span class="sourceLineNo">094</span> assertEquals("failedCont doesn't match!", failedCount, proc.failedCount);<a name="line.94"></a> +<span class="sourceLineNo">095</span> }<a name="line.95"></a> +<span class="sourceLineNo">096</span><a name="line.96"></a> +<span class="sourceLineNo">097</span> @Test<a name="line.97"></a> +<span class="sourceLineNo">098</span> public void testMetricsForFailedProcedure() throws Exception {<a name="line.98"></a> +<span class="sourceLineNo">099</span> // procedure that fails<a name="line.99"></a> +<span class="sourceLineNo">100</span> ProcedureMetrics proc = new ProcedureMetrics(false);<a name="line.100"></a> +<span class="sourceLineNo">101</span> long id = ProcedureTestingUtility.submitAndWait(procExecutor, proc);<a name="line.101"></a> +<span class="sourceLineNo">102</span> assertNotEquals("ProcId zero!", 0, id);<a name="line.102"></a> +<span class="sourceLineNo">103</span> beginCount++;<a name="line.103"></a> +<span class="sourceLineNo">104</span> failedCount++;<a name="line.104"></a> +<span class="sourceLineNo">105</span> ProcedureTestingUtility.waitProcedure(procExecutor, proc);<a name="line.105"></a> +<span class="sourceLineNo">106</span> assertEquals("beginCount doesn't match!", beginCount, proc.beginCount);<a name="line.106"></a> +<span class="sourceLineNo">107</span> assertEquals("successCount doesn't match!", successCount, proc.successCount);<a name="line.107"></a> +<span class="sourceLineNo">108</span> assertEquals("failedCont doesn't match!", failedCount, proc.failedCount);<a name="line.108"></a> +<span class="sourceLineNo">109</span> }<a name="line.109"></a> +<span class="sourceLineNo">110</span><a name="line.110"></a> +<span class="sourceLineNo">111</span> @Test<a name="line.111"></a> +<span class="sourceLineNo">112</span> public void testMetricForYieldProcedure() throws Exception {<a name="line.112"></a> +<span class="sourceLineNo">113</span> // procedure that yields<a name="line.113"></a> +<span class="sourceLineNo">114</span> ProcedureMetrics proc = new ProcedureMetrics(true, true);<a name="line.114"></a> +<span class="sourceLineNo">115</span> long id = ProcedureTestingUtility.submitAndWait(procExecutor, proc);<a name="line.115"></a> +<span class="sourceLineNo">116</span> assertNotEquals("ProcId zero!", 0, id);<a name="line.116"></a> +<span class="sourceLineNo">117</span> beginCount++;<a name="line.117"></a> +<span class="sourceLineNo">118</span> successCount++;<a name="line.118"></a> +<span class="sourceLineNo">119</span> ProcedureTestingUtility.waitProcedure(procExecutor, proc);<a name="line.119"></a> +<span class="sourceLineNo">120</span> assertEquals("beginCount doesn't match!", beginCount, proc.beginCount);<a name="line.120"></a> +<span class="sourceLineNo">121</span> assertEquals("successCount doesn't match!", successCount, proc.successCount);<a name="line.121"></a> +<span class="sourceLineNo">122</span> assertEquals("failedCont doesn't match!", failedCount, proc.failedCount);<a name="line.122"></a> +<span class="sourceLineNo">123</span> }<a name="line.123"></a> +<span class="sourceLineNo">124</span><a name="line.124"></a> +<span class="sourceLineNo">125</span> @Test<a name="line.125"></a> +<span class="sourceLineNo">126</span> public void testMetricForFailedYiledProcedure() {<a name="line.126"></a> +<span class="sourceLineNo">127</span> // procedure that yields and fails<a name="line.127"></a> +<span class="sourceLineNo">128</span> ProcedureMetrics proc = new ProcedureMetrics(false, true);<a name="line.128"></a> +<span class="sourceLineNo">129</span> long id = ProcedureTestingUtility.submitAndWait(procExecutor, proc);<a name="line.129"></a> +<span class="sourceLineNo">130</span> assertNotEquals("ProcId zero!", 0, id);<a name="line.130"></a> +<span class="sourceLineNo">131</span> beginCount++;<a name="line.131"></a> +<span class="sourceLineNo">132</span> failedCount++;<a name="line.132"></a> +<span class="sourceLineNo">133</span> ProcedureTestingUtility.waitProcedure(procExecutor, proc);<a name="line.133"></a> +<span class="sourceLineNo">134</span> assertEquals("beginCount doesn't match!", beginCount, proc.beginCount);<a name="line.134"></a> +<span class="sourceLineNo">135</span> assertEquals("successCount doesn't match!", successCount, proc.successCount);<a name="line.135"></a> +<span class="sourceLineNo">136</span> assertEquals("failedCont doesn't match!", failedCount, proc.failedCount);<a name="line.136"></a> +<span class="sourceLineNo">137</span> }<a name="line.137"></a> +<span class="sourceLineNo">138</span><a name="line.138"></a> +<span class="sourceLineNo">139</span> @Test<a name="line.139"></a> +<span class="sourceLineNo">140</span> public void testMetricForProcedureWithChildren() throws Exception {<a name="line.140"></a> +<span class="sourceLineNo">141</span> // Procedure that yileds with one of the sub-procedures that fail<a name="line.141"></a> +<span class="sourceLineNo">142</span> int subProcCount = 10;<a name="line.142"></a> +<span class="sourceLineNo">143</span> int failChildIndex = 2;<a name="line.143"></a> +<span class="sourceLineNo">144</span> int yiledChildIndex = -1;<a name="line.144"></a> +<span class="sourceLineNo">145</span> ProcedureMetrics[] subprocs = new ProcedureMetrics[subProcCount];<a name="line.145"></a> +<span class="sourceLineNo">146</span> for (int i = 0; i < subProcCount; ++i) {<a name="line.146"></a> +<span class="sourceLineNo">147</span> subprocs[i] = new ProcedureMetrics(failChildIndex != i, yiledChildIndex == i, 3);<a name="line.147"></a> +<span class="sourceLineNo">148</span> }<a name="line.148"></a> +<span class="sourceLineNo">149</span><a name="line.149"></a> +<span class="sourceLineNo">150</span> ProcedureMetrics proc = new ProcedureMetrics(true, true, 3, subprocs);<a name="line.150"></a> +<span class="sourceLineNo">151</span> long id = ProcedureTestingUtility.submitAndWait(procExecutor, proc);<a name="line.151"></a> +<span class="sourceLineNo">152</span> assertNotEquals("ProcId zero!", 0, id);<a name="line.152"></a> +<span class="sourceLineNo">153</span> beginCount += subProcCount + 1;<a name="line.153"></a> +<span class="sourceLineNo">154</span> successCount += subProcCount - (failChildIndex + 1);<a name="line.154"></a> +<span class="sourceLineNo">155</span> if (failChildIndex >= 0) {<a name="line.155"></a> +<span class="sourceLineNo">156</span> failedCount += subProcCount + 1;<a name="line.156"></a> +<span class="sourceLineNo">157</span> } else {<a name="line.157"></a> +<span class="sourceLineNo">158</span> successCount++;<a name="line.158"></a> +<span class="sourceLineNo">159</span> }<a name="line.159"></a> +<span class="sourceLineNo">160</span> ProcedureTestingUtility.waitProcedure(procExecutor, proc);<a name="line.160"></a> +<span class="sourceLineNo">161</span> assertEquals("beginCount doesn't match!", beginCount, proc.beginCount);<a name="line.161"></a> +<span class="sourceLineNo">162</span> assertEquals("successCount doesn't match!", successCount, proc.successCount);<a name="line.162"></a> +<span class="sourceLineNo">163</span> assertEquals("failedCont doesn't match!", failedCount, proc.failedCount);<a name="line.163"></a> +<span class="sourceLineNo">164</span> }<a name="line.164"></a> +<span class="sourceLineNo">165</span><a name="line.165"></a> +<span class="sourceLineNo">166</span> private static class TestProcEnv {<a name="line.166"></a> +<span class="sourceLineNo">167</span> public boolean toggleKillBeforeStoreUpdate = false;<a name="line.167"></a> +<span class="sourceLineNo">168</span> public boolean triggerRollbackOnChild = false;<a name="line.168"></a> +<span class="sourceLineNo">169</span> }<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> public static class ProcedureMetrics extends SequentialProcedure<TestProcEnv> {<a name="line.171"></a> +<span class="sourceLineNo">172</span> public static long beginCount = 0;<a name="line.172"></a> +<span class="sourceLineNo">173</span> public static long successCount = 0;<a name="line.173"></a> +<span class="sourceLineNo">174</span> public static long failedCount = 0;<a name="line.174"></a> +<span class="sourceLineNo">175</span><a name="line.175"></a> +<span class="sourceLineNo">176</span> private boolean success;<a name="line.176"></a> +<span class="sourceLineNo">177</span> private boolean yield;<a name="line.177"></a> +<span class="sourceLineNo">178</span> private int yieldCount;<a name="line.178"></a> +<span class="sourceLineNo">179</span> private int yieldNum;<a name="line.179"></a> +<span class="sourceLineNo">180</span><a name="line.180"></a> +<span class="sourceLineNo">181</span> private ProcedureMetrics[] subprocs = null;<a name="line.181"></a> +<span class="sourceLineNo">182</span><a name="line.182"></a> +<span class="sourceLineNo">183</span> public ProcedureMetrics() {<a name="line.183"></a> +<span class="sourceLineNo">184</span> this(true);<a name="line.184"></a> +<span class="sourceLineNo">185</span> }<a name="line.185"></a> +<span class="sourceLineNo">186</span><a name="line.186"></a> +<span class="sourceLineNo">187</span> public ProcedureMetrics(boolean success) {<a name="line.187"></a> +<span class="sourceLineNo">188</span> this(success, true);<a name="line.188"></a> +<span class="sourceLineNo">189</span> }<a name="line.189"></a> +<span class="sourceLineNo">190</span><a name="line.190"></a> +<span class="sourceLineNo">191</span> public ProcedureMetrics(boolean success, boolean yield) {<a name="line.191"></a> +<span class="sourceLineNo">192</span> this(success, yield, 1);<a name="line.192"></a> +<span class="sourceLineNo">193</span> }<a name="line.193"></a> +<span class="sourceLineNo">194</span><a name="line.194"></a> +<span class="sourceLineNo">195</span> public ProcedureMetrics(boolean success, boolean yield, int yieldCount) {<a name="line.195"></a> +<span class="sourceLineNo">196</span> this(success, yield, yieldCount, null);<a name="line.196"></a> +<span class="sourceLineNo">197</span> }<a name="line.197"></a> +<span class="sourceLineNo">198</span><a name="line.198"></a> +<span class="sourceLineNo">199</span> public ProcedureMetrics(boolean success, ProcedureMetrics[] subprocs) {<a name="line.199"></a> +<span class="sourceLineNo">200</span> this(success, false, 1, subprocs);<a name="line.200"></a> +<span class="sourceLineNo">201</span> }<a name="line.201"></a> +<span class="sourceLineNo">202</span><a name="line.202"></a> +<span class="sourceLineNo">203</span> public ProcedureMetrics(boolean success, boolean yield, int yieldCount,<a name="line.203"></a> +<span class="sourceLineNo">204</span> ProcedureMetrics[] subprocs) {<a name="line.204"></a> +<span class="sourceLineNo">205</span> this.success = success;<a name="line.205"></a> +<span class="sourceLineNo">206</span> this.yield = yield;<a name="line.206"></a> +<span class="sourceLineNo">207</span> this.yieldCount = yieldCount;<a name="line.207"></a> +<span class="sourceLineNo">208</span> this.subprocs = subprocs;<a name="line.208"></a> +<span class="sourceLineNo">209</span> yieldNum = 0;<a name="line.209"></a> +<span class="sourceLineNo">210</span> }<a name="line.210"></a> +<span class="sourceLineNo">211</span><a name="line.211"></a> +<span class="sourceLineNo">212</span> @Override<a name="line.212"></a> +<span class="sourceLineNo">213</span> protected void updateMetricsOnSubmit(TestProcEnv env) {<a name="line.213"></a> +<span class="sourceLineNo">214</span> beginCount++;<a name="line.214"></a> +<span class="sourceLineNo">215</span> }<a name="line.215"></a> +<span class="sourceLineNo">216</span><a name="line.216"></a> +<span class="sourceLineNo">217</span> @Override<a name="line.217"></a> +<span class="sourceLineNo">218</span> protected Procedure[] execute(TestProcEnv env) throws ProcedureYieldException,<a name="line.218"></a> +<span class="sourceLineNo">219</span> ProcedureSuspendedException, InterruptedException {<a name="line.219"></a> +<span class="sourceLineNo">220</span> if (this.yield) {<a name="line.220"></a> +<span class="sourceLineNo">221</span> if (yieldNum < yieldCount) {<a name="line.221"></a> +<span class="sourceLineNo">222</span> yieldNum++;<a name="line.222"></a> +<span class="sourceLineNo">223</span> throw new ProcedureYieldException();<a name="line.223"></a> +<span class="sourceLineNo">224</span> }<a name="line.224"></a> +<span class="sourceLineNo">225</span> }<a name="line.225"></a> +<span class="sourceLineNo">226</span> if (!this.success) {<a name="line.226"></a> +<span class="sourceLineNo">227</span> setFailure("Failed", new InterruptedException("Failed"));<a name="line.227"></a> +<span class="sourceLineNo">228</span> return null;<a name="line.228"></a> +<span class="sourceLineNo">229</span> }<a name="line.229"></a> +<span class="sourceLineNo">230</span> return subprocs;<a name="line.230"></a> +<span class="sourceLineNo">231</span> }<a name="line.231"></a> +<span class="sourceLineNo">232</span><a name="line.232"></a> +<span class="sourceLineNo">233</span> @Override<a name="line.233"></a> +<span class="sourceLineNo">234</span> protected void rollback(TestProcEnv env) throws IOException, InterruptedException {<a name="line.234"></a> +<span class="sourceLineNo">235</span><a name="line.235"></a> +<span class="sourceLineNo">236</span> }<a name="line.236"></a> +<span class="sourceLineNo">237</span><a name="line.237"></a> +<span class="sourceLineNo">238</span> @Override<a name="line.238"></a> +<span class="sourceLineNo">239</span> protected boolean abort(TestProcEnv env) {<a name="line.239"></a> +<span class="sourceLineNo">240</span> return false;<a name="line.240"></a> +<span class="sourceLineNo">241</span> }<a name="line.241"></a> +<span class="sourceLineNo">242</span><a name="line.242"></a> +<span class="sourceLineNo">243</span> @Override<a name="line.243"></a> +<span class="sourceLineNo">244</span> protected void updateMetricsOnFinish(final TestProcEnv env, final long time,<a name="line.244"></a> +<span class="sourceLineNo">245</span> boolean success) {<a name="line.245"></a> +<span class="sourceLineNo">246</span> if (success) {<a name="line.246"></a> +<span class="sourceLineNo">247</span> successCount++;<a name="line.247"></a> +<span class="sourceLineNo">248</span> } else {<a name="line.248"></a> +<span class="sourceLineNo">249</span> failedCount++;<a name="line.249"></a> +<span class="sourceLineNo">250</span> }<a name="line.250"></a> +<span class="sourceLineNo">251</span> }<a name="line.251"></a> +<span class="sourceLineNo">252</span><a name="line.252"></a> +<span class="sourceLineNo">253</span> }<a name="line.253"></a> +<span class="sourceLineNo">254</span>}<a name="line.254"></a> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +</pre> +</div> +</body> +</html>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/a949969b/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestStateMachineProcedure.SimpleChildProcedure.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestStateMachineProcedure.SimpleChildProcedure.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestStateMachineProcedure.SimpleChildProcedure.html index a3ba133..9e2d08d 100644 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestStateMachineProcedure.SimpleChildProcedure.html +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/procedure2/TestStateMachineProcedure.SimpleChildProcedure.html @@ -27,180 +27,179 @@ <span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.procedure2;<a name="line.19"></a> <span class="sourceLineNo">020</span><a name="line.20"></a> <span class="sourceLineNo">021</span>import java.io.IOException;<a name="line.21"></a> -<span class="sourceLineNo">022</span>import java.util.ArrayList;<a name="line.22"></a> -<span class="sourceLineNo">023</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.23"></a> -<span class="sourceLineNo">024</span><a name="line.24"></a> -<span class="sourceLineNo">025</span>import org.apache.commons.logging.Log;<a name="line.25"></a> -<span class="sourceLineNo">026</span>import org.apache.commons.logging.LogFactory;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import org.apache.hadoop.fs.FileSystem;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import org.apache.hadoop.fs.Path;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HBaseCommonTestingUtility;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility.NoopProcedure;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.33"></a> -<span class="sourceLineNo">034</span><a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.junit.After;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.junit.Before;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.junit.Test;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.junit.experimental.categories.Category;<a name="line.38"></a> -<span class="sourceLineNo">039</span><a name="line.39"></a> -<span class="sourceLineNo">040</span>import static org.junit.Assert.assertEquals;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import static org.junit.Assert.assertTrue;<a name="line.41"></a> -<span class="sourceLineNo">042</span><a name="line.42"></a> -<span class="sourceLineNo">043</span>@Category({MasterTests.class, SmallTests.class})<a name="line.43"></a> -<span class="sourceLineNo">044</span>public class TestStateMachineProcedure {<a name="line.44"></a> -<span class="sourceLineNo">045</span> private static final Log LOG = LogFactory.getLog(TestStateMachineProcedure.class);<a name="line.45"></a> -<span class="sourceLineNo">046</span><a name="line.46"></a> -<span class="sourceLineNo">047</span> private static final Exception TEST_FAILURE_EXCEPTION = new Exception("test failure") {<a name="line.47"></a> -<span class="sourceLineNo">048</span> @Override<a name="line.48"></a> -<span class="sourceLineNo">049</span> public boolean equals(final Object other) {<a name="line.49"></a> -<span class="sourceLineNo">050</span> if (this == other) return true;<a name="line.50"></a> -<span class="sourceLineNo">051</span> if (!(other instanceof Exception)) return false;<a name="line.51"></a> -<span class="sourceLineNo">052</span> // we are going to serialize the exception in the test,<a name="line.52"></a> -<span class="sourceLineNo">053</span> // so the instance comparison will not match<a name="line.53"></a> -<span class="sourceLineNo">054</span> return getMessage().equals(((Exception)other).getMessage());<a name="line.54"></a> -<span class="sourceLineNo">055</span> }<a name="line.55"></a> -<span class="sourceLineNo">056</span><a name="line.56"></a> -<span class="sourceLineNo">057</span> @Override<a name="line.57"></a> -<span class="sourceLineNo">058</span> public int hashCode() {<a name="line.58"></a> -<span class="sourceLineNo">059</span> return getMessage().hashCode();<a name="line.59"></a> -<span class="sourceLineNo">060</span> }<a name="line.60"></a> -<span class="sourceLineNo">061</span> };<a name="line.61"></a> -<span class="sourceLineNo">062</span><a name="line.62"></a> -<span class="sourceLineNo">063</span> private static final int PROCEDURE_EXECUTOR_SLOTS = 1;<a name="line.63"></a> -<span class="sourceLineNo">064</span><a name="line.64"></a> -<span class="sourceLineNo">065</span> private ProcedureExecutor<TestProcEnv> procExecutor;<a name="line.65"></a> -<span class="sourceLineNo">066</span> private ProcedureStore procStore;<a name="line.66"></a> -<span class="sourceLineNo">067</span><a name="line.67"></a> -<span class="sourceLineNo">068</span> private HBaseCommonTestingUtility htu;<a name="line.68"></a> -<span class="sourceLineNo">069</span> private FileSystem fs;<a name="line.69"></a> -<span class="sourceLineNo">070</span> private Path testDir;<a name="line.70"></a> -<span class="sourceLineNo">071</span> private Path logDir;<a name="line.71"></a> -<span class="sourceLineNo">072</span><a name="line.72"></a> -<span class="sourceLineNo">073</span> @Before<a name="line.73"></a> -<span class="sourceLineNo">074</span> public void setUp() throws IOException {<a name="line.74"></a> -<span class="sourceLineNo">075</span> htu = new HBaseCommonTestingUtility();<a name="line.75"></a> -<span class="sourceLineNo">076</span> testDir = htu.getDataTestDir();<a name="line.76"></a> -<span class="sourceLineNo">077</span> fs = testDir.getFileSystem(htu.getConfiguration());<a name="line.77"></a> -<span class="sourceLineNo">078</span><a name="line.78"></a> -<span class="sourceLineNo">079</span> logDir = new Path(testDir, "proc-logs");<a name="line.79"></a> -<span class="sourceLineNo">080</span> procStore = ProcedureTestingUtility.createWalStore(htu.getConfiguration(), fs, logDir);<a name="line.80"></a> -<span class="sourceLineNo">081</span> procExecutor = new ProcedureExecutor(htu.getConfiguration(), new TestProcEnv(), procStore);<a name="line.81"></a> -<span class="sourceLineNo">082</span> procStore.start(PROCEDURE_EXECUTOR_SLOTS);<a name="line.82"></a> -<span class="sourceLineNo">083</span> procExecutor.start(PROCEDURE_EXECUTOR_SLOTS, true);<a name="line.83"></a> -<span class="sourceLineNo">084</span> }<a name="line.84"></a> -<span class="sourceLineNo">085</span><a name="line.85"></a> -<span class="sourceLineNo">086</span> @After<a name="line.86"></a> -<span class="sourceLineNo">087</span> public void tearDown() throws IOException {<a name="line.87"></a> -<span class="sourceLineNo">088</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExecutor, false);<a name="line.88"></a> -<span class="sourceLineNo">089</span> assertTrue("expected executor to be running", procExecutor.isRunning());<a name="line.89"></a> -<span class="sourceLineNo">090</span><a name="line.90"></a> -<span class="sourceLineNo">091</span> procExecutor.stop();<a name="line.91"></a> -<span class="sourceLineNo">092</span> procStore.stop(false);<a name="line.92"></a> -<span class="sourceLineNo">093</span> fs.delete(logDir, true);<a name="line.93"></a> -<span class="sourceLineNo">094</span> }<a name="line.94"></a> -<span class="sourceLineNo">095</span><a name="line.95"></a> -<span class="sourceLineNo">096</span> @Test<a name="line.96"></a> -<span class="sourceLineNo">097</span> public void testChildOnLastStep() {<a name="line.97"></a> -<span class="sourceLineNo">098</span> long procId = procExecutor.submitProcedure(new TestSMProcedure());<a name="line.98"></a> -<span class="sourceLineNo">099</span> ProcedureTestingUtility.waitProcedure(procExecutor, procId);<a name="line.99"></a> -<span class="sourceLineNo">100</span> assertEquals(3, procExecutor.getEnvironment().execCount.get());<a name="line.100"></a> -<span class="sourceLineNo">101</span> assertEquals(0, procExecutor.getEnvironment().rollbackCount.get());<a name="line.101"></a> -<span class="sourceLineNo">102</span> ProcedureTestingUtility.assertProcNotFailed(procExecutor, procId);<a name="line.102"></a> -<span class="sourceLineNo">103</span> }<a name="line.103"></a> -<span class="sourceLineNo">104</span><a name="line.104"></a> -<span class="sourceLineNo">105</span> @Test<a name="line.105"></a> -<span class="sourceLineNo">106</span> public void testChildOnLastStepDoubleExecution() throws Exception {<a name="line.106"></a> -<span class="sourceLineNo">107</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExecutor, true);<a name="line.107"></a> -<span class="sourceLineNo">108</span> long procId = procExecutor.submitProcedure(new TestSMProcedure());<a name="line.108"></a> -<span class="sourceLineNo">109</span> ProcedureTestingUtility.testRecoveryAndDoubleExecution(procExecutor, procId);<a name="line.109"></a> -<span class="sourceLineNo">110</span> assertEquals(6, procExecutor.getEnvironment().execCount.get());<a name="line.110"></a> -<span class="sourceLineNo">111</span> assertEquals(0, procExecutor.getEnvironment().rollbackCount.get());<a name="line.111"></a> -<span class="sourceLineNo">112</span> ProcedureTestingUtility.assertProcNotFailed(procExecutor, procId);<a name="line.112"></a> -<span class="sourceLineNo">113</span> }<a name="line.113"></a> -<span class="sourceLineNo">114</span><a name="line.114"></a> -<span class="sourceLineNo">115</span> @Test<a name="line.115"></a> -<span class="sourceLineNo">116</span> public void testChildOnLastStepWithRollback() {<a name="line.116"></a> -<span class="sourceLineNo">117</span> procExecutor.getEnvironment().triggerChildRollback = true;<a name="line.117"></a> -<span class="sourceLineNo">118</span> long procId = procExecutor.submitProcedure(new TestSMProcedure());<a name="line.118"></a> -<span class="sourceLineNo">119</span> ProcedureTestingUtility.waitProcedure(procExecutor, procId);<a name="line.119"></a> -<span class="sourceLineNo">120</span> assertEquals(3, procExecutor.getEnvironment().execCount.get());<a name="line.120"></a> -<span class="sourceLineNo">121</span> assertEquals(3, procExecutor.getEnvironment().rollbackCount.get());<a name="line.121"></a> -<span class="sourceLineNo">122</span> Throwable cause = ProcedureTestingUtility.assertProcFailed(procExecutor, procId);<a name="line.122"></a> -<span class="sourceLineNo">123</span> assertEquals(TEST_FAILURE_EXCEPTION, cause);<a name="line.123"></a> -<span class="sourceLineNo">124</span> }<a name="line.124"></a> -<span class="sourceLineNo">125</span><a name="line.125"></a> -<span class="sourceLineNo">126</span> @Test<a name="line.126"></a> -<span class="sourceLineNo">127</span> public void testChildOnLastStepWithRollbackDoubleExecution() throws Exception {<a name="line.127"></a> -<span class="sourceLineNo">128</span> procExecutor.getEnvironment().triggerChildRollback = true;<a name="line.128"></a> -<span class="sourceLineNo">129</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExecutor, true);<a name="line.129"></a> -<span class="sourceLineNo">130</span> long procId = procExecutor.submitProcedure(new TestSMProcedure());<a name="line.130"></a> -<span class="sourceLineNo">131</span> ProcedureTestingUtility.testRecoveryAndDoubleExecution(procExecutor, procId, true);<a name="line.131"></a> -<span class="sourceLineNo">132</span> assertEquals(6, procExecutor.getEnvironment().execCount.get());<a name="line.132"></a> -<span class="sourceLineNo">133</span> assertEquals(6, procExecutor.getEnvironment().rollbackCount.get());<a name="line.133"></a> -<span class="sourceLineNo">134</span> Throwable cause = ProcedureTestingUtility.assertProcFailed(procExecutor, procId);<a name="line.134"></a> -<span class="sourceLineNo">135</span> assertEquals(TEST_FAILURE_EXCEPTION, cause);<a name="line.135"></a> -<span class="sourceLineNo">136</span> }<a name="line.136"></a> -<span class="sourceLineNo">137</span><a name="line.137"></a> -<span class="sourceLineNo">138</span> public enum TestSMProcedureState { STEP_1, STEP_2 };<a name="line.138"></a> -<span class="sourceLineNo">139</span> public static class TestSMProcedure<a name="line.139"></a> -<span class="sourceLineNo">140</span> extends StateMachineProcedure<TestProcEnv, TestSMProcedureState> {<a name="line.140"></a> -<span class="sourceLineNo">141</span> protected Flow executeFromState(TestProcEnv env, TestSMProcedureState state) {<a name="line.141"></a> -<span class="sourceLineNo">142</span> LOG.info("EXEC " + state + " " + this);<a name="line.142"></a> -<span class="sourceLineNo">143</span> env.execCount.incrementAndGet();<a name="line.143"></a> -<span class="sourceLineNo">144</span> switch (state) {<a name="line.144"></a> -<span class="sourceLineNo">145</span> case STEP_1:<a name="line.145"></a> -<span class="sourceLineNo">146</span> setNextState(TestSMProcedureState.STEP_2);<a name="line.146"></a> -<span class="sourceLineNo">147</span> break;<a name="line.147"></a> -<span class="sourceLineNo">148</span> case STEP_2:<a name="line.148"></a> -<span class="sourceLineNo">149</span> addChildProcedure(new SimpleChildProcedure());<a name="line.149"></a> -<span class="sourceLineNo">150</span> return Flow.NO_MORE_STATE;<a name="line.150"></a> -<span class="sourceLineNo">151</span> }<a name="line.151"></a> -<span class="sourceLineNo">152</span> return Flow.HAS_MORE_STATE;<a name="line.152"></a> -<span class="sourceLineNo">153</span> }<a name="line.153"></a> -<span class="sourceLineNo">154</span><a name="line.154"></a> -<span class="sourceLineNo">155</span> protected void rollbackState(TestProcEnv env, TestSMProcedureState state) {<a name="line.155"></a> -<span class="sourceLineNo">156</span> LOG.info("ROLLBACK " + state + " " + this);<a name="line.156"></a> -<span class="sourceLineNo">157</span> env.rollbackCount.incrementAndGet();<a name="line.157"></a> -<span class="sourceLineNo">158</span> }<a name="line.158"></a> -<span class="sourceLineNo">159</span><a name="line.159"></a> -<span class="sourceLineNo">160</span> protected TestSMProcedureState getState(int stateId) {<a name="line.160"></a> -<span class="sourceLineNo">161</span> return TestSMProcedureState.values()[stateId];<a name="line.161"></a> -<span class="sourceLineNo">162</span> }<a name="line.162"></a> -<span class="sourceLineNo">163</span><a name="line.163"></a> -<span class="sourceLineNo">164</span> protected int getStateId(TestSMProcedureState state) {<a name="line.164"></a> -<span class="sourceLineNo">165</span> return state.ordinal();<a name="line.165"></a> -<span class="sourceLineNo">166</span> }<a name="line.166"></a> -<span class="sourceLineNo">167</span><a name="line.167"></a> -<span class="sourceLineNo">168</span> protected TestSMProcedureState getInitialState() {<a name="line.168"></a> -<span class="sourceLineNo">169</span> return TestSMProcedureState.STEP_1;<a name="line.169"></a> -<span class="sourceLineNo">170</span> }<a name="line.170"></a> -<span class="sourceLineNo">171</span> }<a name="line.171"></a> -<span class="sourceLineNo">172</span><a name="line.172"></a> -<span class="sourceLineNo">173</span> public static class SimpleChildProcedure extends NoopProcedure<TestProcEnv> {<a name="line.173"></a> -<span class="sourceLineNo">174</span> protected Procedure[] execute(TestProcEnv env) {<a name="line.174"></a> -<span class="sourceLineNo">175</span> LOG.info("EXEC " + this);<a name="line.175"></a> -<span class="sourceLineNo">176</span> env.execCount.incrementAndGet();<a name="line.176"></a> -<span class="sourceLineNo">177</span> if (env.triggerChildRollback) {<a name="line.177"></a> -<span class="sourceLineNo">178</span> setFailure("test-failure", TEST_FAILURE_EXCEPTION);<a name="line.178"></a> -<span class="sourceLineNo">179</span> }<a name="line.179"></a> -<span class="sourceLineNo">180</span> return null;<a name="line.180"></a> -<span class="sourceLineNo">181</span> }<a name="line.181"></a> -<span class="sourceLineNo">182</span><a name="line.182"></a> -<span class="sourceLineNo">183</span> @Override<a name="line.183"></a> -<span class="sourceLineNo">184</span> protected void rollback(TestProcEnv env) {<a name="line.184"></a> -<span class="sourceLineNo">185</span> LOG.info("ROLLBACK " + this);<a name="line.185"></a> -<span class="sourceLineNo">186</span> env.rollbackCount.incrementAndGet();<a name="line.186"></a> -<span class="sourceLineNo">187</span> }<a name="line.187"></a> -<span class="sourceLineNo">188</span> }<a name="line.188"></a> -<span class="sourceLineNo">189</span><a name="line.189"></a> -<span class="sourceLineNo">190</span> public class TestProcEnv {<a name="line.190"></a> -<span class="sourceLineNo">191</span> AtomicInteger execCount = new AtomicInteger(0);<a name="line.191"></a> -<span class="sourceLineNo">192</span> AtomicInteger rollbackCount = new AtomicInteger(0);<a name="line.192"></a> -<span class="sourceLineNo">193</span> boolean triggerChildRollback = false;<a name="line.193"></a> -<span class="sourceLineNo">194</span> }<a name="line.194"></a> -<span class="sourceLineNo">195</span>}<a name="line.195"></a> +<span class="sourceLineNo">022</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.22"></a> +<span class="sourceLineNo">023</span><a name="line.23"></a> +<span class="sourceLineNo">024</span>import org.apache.commons.logging.Log;<a name="line.24"></a> +<span class="sourceLineNo">025</span>import org.apache.commons.logging.LogFactory;<a name="line.25"></a> +<span class="sourceLineNo">026</span>import org.apache.hadoop.fs.FileSystem;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import org.apache.hadoop.fs.Path;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HBaseCommonTestingUtility;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility.NoopProcedure;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.32"></a> +<span class="sourceLineNo">033</span><a name="line.33"></a> +<span class="sourceLineNo">034</span>import org.junit.After;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.junit.Before;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.junit.Test;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import org.junit.experimental.categories.Category;<a name="line.37"></a> +<span class="sourceLineNo">038</span><a name="line.38"></a> +<span class="sourceLineNo">039</span>import static org.junit.Assert.assertEquals;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import static org.junit.Assert.assertTrue;<a name="line.40"></a> +<span class="sourceLineNo">041</span><a name="line.41"></a> +<span class="sourceLineNo">042</span>@Category({MasterTests.class, SmallTests.class})<a name="line.42"></a> +<span class="sourceLineNo">043</span>public class TestStateMachineProcedure {<a name="line.43"></a> +<span class="sourceLineNo">044</span> private static final Log LOG = LogFactory.getLog(TestStateMachineProcedure.class);<a name="line.44"></a> +<span class="sourceLineNo">045</span><a name="line.45"></a> +<span class="sourceLineNo">046</span> private static final Exception TEST_FAILURE_EXCEPTION = new Exception("test failure") {<a name="line.46"></a> +<span class="sourceLineNo">047</span> @Override<a name="line.47"></a> +<span class="sourceLineNo">048</span> public boolean equals(final Object other) {<a name="line.48"></a> +<span class="sourceLineNo">049</span> if (this == other) return true;<a name="line.49"></a> +<span class="sourceLineNo">050</span> if (!(other instanceof Exception)) return false;<a name="line.50"></a> +<span class="sourceLineNo">051</span> // we are going to serialize the exception in the test,<a name="line.51"></a> +<span class="sourceLineNo">052</span> // so the instance comparison will not match<a name="line.52"></a> +<span class="sourceLineNo">053</span> return getMessage().equals(((Exception)other).getMessage());<a name="line.53"></a> +<span class="sourceLineNo">054</span> }<a name="line.54"></a> +<span class="sourceLineNo">055</span><a name="line.55"></a> +<span class="sourceLineNo">056</span> @Override<a name="line.56"></a> +<span class="sourceLineNo">057</span> public int hashCode() {<a name="line.57"></a> +<span class="sourceLineNo">058</span> return getMessage().hashCode();<a name="line.58"></a> +<span class="sourceLineNo">059</span> }<a name="line.59"></a> +<span class="sourceLineNo">060</span> };<a name="line.60"></a> +<span class="sourceLineNo">061</span><a name="line.61"></a> +<span class="sourceLineNo">062</span> private static final int PROCEDURE_EXECUTOR_SLOTS = 1;<a name="line.62"></a> +<span class="sourceLineNo">063</span><a name="line.63"></a> +<span class="sourceLineNo">064</span> private ProcedureExecutor<TestProcEnv> procExecutor;<a name="line.64"></a> +<span class="sourceLineNo">065</span> private ProcedureStore procStore;<a name="line.65"></a> +<span class="sourceLineNo">066</span><a name="line.66"></a> +<span class="sourceLineNo">067</span> private HBaseCommonTestingUtility htu;<a name="line.67"></a> +<span class="sourceLineNo">068</span> private FileSystem fs;<a name="line.68"></a> +<span class="sourceLineNo">069</span> private Path testDir;<a name="line.69"></a> +<span class="sourceLineNo">070</span> private Path logDir;<a name="line.70"></a> +<span class="sourceLineNo">071</span><a name="line.71"></a> +<span class="sourceLineNo">072</span> @Before<a name="line.72"></a> +<span class="sourceLineNo">073</span> public void setUp() throws IOException {<a name="line.73"></a> +<span class="sourceLineNo">074</span> htu = new HBaseCommonTestingUtility();<a name="line.74"></a> +<span class="sourceLineNo">075</span> testDir = htu.getDataTestDir();<a name="line.75"></a> +<span class="sourceLineNo">076</span> fs = testDir.getFileSystem(htu.getConfiguration());<a name="line.76"></a> +<span class="sourceLineNo">077</span><a name="line.77"></a> +<span class="sourceLineNo">078</span> logDir = new Path(testDir, "proc-logs");<a name="line.78"></a> +<span class="sourceLineNo">079</span> procStore = ProcedureTestingUtility.createWalStore(htu.getConfiguration(), fs, logDir);<a name="line.79"></a> +<span class="sourceLineNo">080</span> procExecutor = new ProcedureExecutor(htu.getConfiguration(), new TestProcEnv(), procStore);<a name="line.80"></a> +<span class="sourceLineNo">081</span> procStore.start(PROCEDURE_EXECUTOR_SLOTS);<a name="line.81"></a> +<span class="sourceLineNo">082</span> procExecutor.start(PROCEDURE_EXECUTOR_SLOTS, true);<a name="line.82"></a> +<span class="sourceLineNo">083</span> }<a name="line.83"></a> +<span class="sourceLineNo">084</span><a name="line.84"></a> +<span class="sourceLineNo">085</span> @After<a name="line.85"></a> +<span class="sourceLineNo">086</span> public void tearDown() throws IOException {<a name="line.86"></a> +<span class="sourceLineNo">087</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExecutor, false);<a name="line.87"></a> +<span class="sourceLineNo">088</span> assertTrue("expected executor to be running", procExecutor.isRunning());<a name="line.88"></a> +<span class="sourceLineNo">089</span><a name="line.89"></a> +<span class="sourceLineNo">090</span> procExecutor.stop();<a name="line.90"></a> +<span class="sourceLineNo">091</span> procStore.stop(false);<a name="line.91"></a> +<span class="sourceLineNo">092</span> fs.delete(logDir, true);<a name="line.92"></a> +<span class="sourceLineNo">093</span> }<a name="line.93"></a> +<span class="sourceLineNo">094</span><a name="line.94"></a> +<span class="sourceLineNo">095</span> @Test<a name="line.95"></a> +<span class="sourceLineNo">096</span> public void testChildOnLastStep() {<a name="line.96"></a> +<span class="sourceLineNo">097</span> long procId = procExecutor.submitProcedure(new TestSMProcedure());<a name="line.97"></a> +<span class="sourceLineNo">098</span> ProcedureTestingUtility.waitProcedure(procExecutor, procId);<a name="line.98"></a> +<span class="sourceLineNo">099</span> assertEquals(3, procExecutor.getEnvironment().execCount.get());<a name="line.99"></a> +<span class="sourceLineNo">100</span> assertEquals(0, procExecutor.getEnvironment().rollbackCount.get());<a name="line.100"></a> +<span class="sourceLineNo">101</span> ProcedureTestingUtility.assertProcNotFailed(procExecutor, procId);<a name="line.101"></a> +<span class="sourceLineNo">102</span> }<a name="line.102"></a> +<span class="sourceLineNo">103</span><a name="line.103"></a> +<span class="sourceLineNo">104</span> @Test<a name="line.104"></a> +<span class="sourceLineNo">105</span> public void testChildOnLastStepDoubleExecution() throws Exception {<a name="line.105"></a> +<span class="sourceLineNo">106</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExecutor, true);<a name="line.106"></a> +<span class="sourceLineNo">107</span> long procId = procExecutor.submitProcedure(new TestSMProcedure());<a name="line.107"></a> +<span class="sourceLineNo">108</span> ProcedureTestingUtility.testRecoveryAndDoubleExecution(procExecutor, procId);<a name="line.108"></a> +<span class="sourceLineNo">109</span> assertEquals(6, procExecutor.getEnvironment().execCount.get());<a name="line.109"></a> +<span class="sourceLineNo">110</span> assertEquals(0, procExecutor.getEnvironment().rollbackCount.get());<a name="line.110"></a> +<span class="sourceLineNo">111</span> ProcedureTestingUtility.assertProcNotFailed(procExecutor, procId);<a name="line.111"></a> +<span class="sourceLineNo">112</span> }<a name="line.112"></a> +<span class="sourceLineNo">113</span><a name="line.113"></a> +<span class="sourceLineNo">114</span> @Test<a name="line.114"></a> +<span class="sourceLineNo">115</span> public void testChildOnLastStepWithRollback() {<a name="line.115"></a> +<span class="sourceLineNo">116</span> procExecutor.getEnvironment().triggerChildRollback = true;<a name="line.116"></a> +<span class="sourceLineNo">117</span> long procId = procExecutor.submitProcedure(new TestSMProcedure());<a name="line.117"></a> +<span class="sourceLineNo">118</span> ProcedureTestingUtility.waitProcedure(procExecutor, procId);<a name="line.118"></a> +<span class="sourceLineNo">119</span> assertEquals(3, procExecutor.getEnvironment().execCount.get());<a name="line.119"></a> +<span class="sourceLineNo">120</span> assertEquals(3, procExecutor.getEnvironment().rollbackCount.get());<a name="line.120"></a> +<span class="sourceLineNo">121</span> Throwable cause = ProcedureTestingUtility.assertProcFailed(procExecutor, procId);<a name="line.121"></a> +<span class="sourceLineNo">122</span> assertEquals(TEST_FAILURE_EXCEPTION, cause);<a name="line.122"></a> +<span class="sourceLineNo">123</span> }<a name="line.123"></a> +<span class="sourceLineNo">124</span><a name="line.124"></a> +<span class="sourceLineNo">125</span> @Test<a name="line.125"></a> +<span class="sourceLineNo">126</span> public void testChildOnLastStepWithRollbackDoubleExecution() throws Exception {<a name="line.126"></a> +<span class="sourceLineNo">127</span> procExecutor.getEnvironment().triggerChildRollback = true;<a name="line.127"></a> +<span class="sourceLineNo">128</span> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExecutor, true);<a name="line.128"></a> +<span class="sourceLineNo">129</span> long procId = procExecutor.submitProcedure(new TestSMProcedure());<a name="line.129"></a> +<span class="sourceLineNo">130</span> ProcedureTestingUtility.testRecoveryAndDoubleExecution(procExecutor, procId, true);<a name="line.130"></a> +<span class="sourceLineNo">131</span> assertEquals(6, procExecutor.getEnvironment().execCount.get());<a name="line.131"></a> +<span class="sourceLineNo">132</span> assertEquals(6, procExecutor.getEnvironment().rollbackCount.get());<a name="line.132"></a> +<span class="sourceLineNo">133</span> Throwable cause = ProcedureTestingUtility.assertProcFailed(procExecutor, procId);<a name="line.133"></a> +<span class="sourceLineNo">134</span> assertEquals(TEST_FAILURE_EXCEPTION, cause);<a name="line.134"></a> +<span class="sourceLineNo">135</span> }<a name="line.135"></a> +<span class="sourceLineNo">136</span><a name="line.136"></a> +<span class="sourceLineNo">137</span> public enum TestSMProcedureState { STEP_1, STEP_2 };<a name="line.137"></a> +<span class="sourceLineNo">138</span> public static class TestSMProcedure<a name="line.138"></a> +<span class="sourceLineNo">139</span> extends StateMachineProcedure<TestProcEnv, TestSMProcedureState> {<a name="line.139"></a> +<span class="sourceLineNo">140</span> protected Flow executeFromState(TestProcEnv env, TestSMProcedureState state) {<a name="line.140"></a> +<span class="sourceLineNo">141</span> LOG.info("EXEC " + state + " " + this);<a name="line.141"></a> +<span class="sourceLineNo">142</span> env.execCount.incrementAndGet();<a name="line.142"></a> +<span class="sourceLineNo">143</span> switch (state) {<a name="line.143"></a> +<span class="sourceLineNo">144</span> case STEP_1:<a name="line.144"></a> +<span class="sourceLineNo">145</span> setNextState(TestSMProcedureState.STEP_2);<a name="line.145"></a> +<span class="sourceLineNo">146</span> break;<a name="line.146"></a> +<span class="sourceLineNo">147</span> case STEP_2:<a name="line.147"></a> +<span class="sourceLineNo">148</span> addChildProcedure(new SimpleChildProcedure());<a name="line.148"></a> +<span class="sourceLineNo">149</span> return Flow.NO_MORE_STATE;<a name="line.149"></a> +<span class="sourceLineNo">150</span> }<a name="line.150"></a> +<span class="sourceLineNo">151</span> return Flow.HAS_MORE_STATE;<a name="line.151"></a> +<span class="sourceLineNo">152</span> }<a name="line.152"></a> +<span class="sourceLineNo">153</span><a name="line.153"></a> +<span class="sourceLineNo">154</span> protected void rollbackState(TestProcEnv env, TestSMProcedureState state) {<a name="line.154"></a> +<span class="sourceLineNo">155</span> LOG.info("ROLLBACK " + state + " " + this);<a name="line.155"></a> +<span class="sourceLineNo">156</span> env.rollbackCount.incrementAndGet();<a name="line.156"></a> +<span class="sourceLineNo">157</span> }<a name="line.157"></a> +<span class="sourceLineNo">158</span><a name="line.158"></a> +<span class="sourceLineNo">159</span> protected TestSMProcedureState getState(int stateId) {<a name="line.159"></a> +<span class="sourceLineNo">160</span> return TestSMProcedureState.values()[stateId];<a name="line.160"></a> +<span class="sourceLineNo">161</span> }<a name="line.161"></a> +<span class="sourceLineNo">162</span><a name="line.162"></a> +<span class="sourceLineNo">163</span> protected int getStateId(TestSMProcedureState state) {<a name="line.163"></a> +<span class="sourceLineNo">164</span> return state.ordinal();<a name="line.164"></a> +<span class="sourceLineNo">165</span> }<a name="line.165"></a> +<span class="sourceLineNo">166</span><a name="line.166"></a> +<span class="sourceLineNo">167</span> protected TestSMProcedureState getInitialState() {<a name="line.167"></a> +<span class="sourceLineNo">168</span> return TestSMProcedureState.STEP_1;<a name="line.168"></a> +<span class="sourceLineNo">169</span> }<a name="line.169"></a> +<span class="sourceLineNo">170</span> }<a name="line.170"></a> +<span class="sourceLineNo">171</span><a name="line.171"></a> +<span class="sourceLineNo">172</span> public static class SimpleChildProcedure extends NoopProcedure<TestProcEnv> {<a name="line.172"></a> +<span class="sourceLineNo">173</span> protected Procedure[] execute(TestProcEnv env) {<a name="line.173"></a> +<span class="sourceLineNo">174</span> LOG.info("EXEC " + this);<a name="line.174"></a> +<span class="sourceLineNo">175</span> env.execCount.incrementAndGet();<a name="line.175"></a> +<span class="sourceLineNo">176</span> if (env.triggerChildRollback) {<a name="line.176"></a> +<span class="sourceLineNo">177</span> setFailure("test-failure", TEST_FAILURE_EXCEPTION);<a name="line.177"></a> +<span class="sourceLineNo">178</span> }<a name="line.178"></a> +<span class="sourceLineNo">179</span> return null;<a name="line.179"></a> +<span class="sourceLineNo">180</span> }<a name="line.180"></a> +<span class="sourceLineNo">181</span><a name="line.181"></a> +<span class="sourceLineNo">182</span> @Override<a name="line.182"></a> +<span class="sourceLineNo">183</span> protected void rollback(TestProcEnv env) {<a name="line.183"></a> +<span class="sourceLineNo">184</span> LOG.info("ROLLBACK " + this);<a name="line.184"></a> +<span class="sourceLineNo">185</span> env.rollbackCount.incrementAndGet();<a name="line.185"></a> +<span class="sourceLineNo">186</span> }<a name="line.186"></a> +<span class="sourceLineNo">187</span> }<a name="line.187"></a> +<span class="sourceLineNo">188</span><a name="line.188"></a> +<span class="sourceLineNo">189</span> public class TestProcEnv {<a name="line.189"></a> +<span class="sourceLineNo">190</span> AtomicInteger execCount = new AtomicInteger(0);<a name="line.190"></a> +<span class="sourceLineNo">191</span> AtomicInteger rollbackCount = new AtomicInteger(0);<a name="line.191"></a> +<span class="sourceLineNo">192</span> boolean triggerChildRollback = false;<a name="line.192"></a> +<span class="sourceLineNo">193</span> }<a name="line.193"></a> +<span class="sourceLineNo">194</span>}<a name="line.194"></a>
