Google Git
Sign in
apache / hbase-site / e5d2e6a6f9646196617268912ffe3d020e593a18 / . / testdevapidocs / src-html / org / apache / hadoop / hbase / procedure2 / TestProcedureSkipPersistence.TestProcedure.html
blob: 0a60124eccd2f10e2a5908ccc38f3114e66bc62e [file] [log] [blame]
<!DOCTYPE HTML>
<html lang="en">
<head>
<!-- Generated by javadoc (17) -->
<title>Source code</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta name="description" content="source: package: org.apache.hadoop.hbase.procedure2, class: TestProcedureSkipPersistence, class: TestProcedure">
<meta name="generator" content="javadoc/SourceToHTMLConverter">
<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style">
</head>
<body class="source-page">
<main role="main">
<div class="source-container">
<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.procedure2;</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.junit.Assert.assertFalse;</span>
<span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertTrue;</span>
<span class="source-line-no">022</span><span id="line-22"></span>
<span class="source-line-no">023</span><span id="line-23">import java.io.IOException;</span>
<span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.fs.FileSystem;</span>
<span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.fs.Path;</span>
<span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HBaseClassTestRule;</span>
<span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.HBaseCommonTestingUtil;</span>
<span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;</span>
<span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.testclassification.MasterTests;</span>
<span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.testclassification.SmallTests;</span>
<span class="source-line-no">031</span><span id="line-31">import org.junit.After;</span>
<span class="source-line-no">032</span><span id="line-32">import org.junit.Before;</span>
<span class="source-line-no">033</span><span id="line-33">import org.junit.ClassRule;</span>
<span class="source-line-no">034</span><span id="line-34">import org.junit.Test;</span>
<span class="source-line-no">035</span><span id="line-35">import org.junit.experimental.categories.Category;</span>
<span class="source-line-no">036</span><span id="line-36"></span>
<span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos;</span>
<span class="source-line-no">038</span><span id="line-38"></span>
<span class="source-line-no">039</span><span id="line-39">@Category({ MasterTests.class, SmallTests.class })</span>
<span class="source-line-no">040</span><span id="line-40">public class TestProcedureSkipPersistence {</span>
<span class="source-line-no">041</span><span id="line-41"></span>
<span class="source-line-no">042</span><span id="line-42"> @ClassRule</span>
<span class="source-line-no">043</span><span id="line-43"> public static final HBaseClassTestRule CLASS_RULE =</span>
<span class="source-line-no">044</span><span id="line-44"> HBaseClassTestRule.forClass(TestProcedureSkipPersistence.class);</span>
<span class="source-line-no">045</span><span id="line-45"> private ProcedureExecutor&lt;ProcEnv&gt; procExecutor;</span>
<span class="source-line-no">046</span><span id="line-46"> private ProcedureStore procStore;</span>
<span class="source-line-no">047</span><span id="line-47"></span>
<span class="source-line-no">048</span><span id="line-48"> private HBaseCommonTestingUtil htu;</span>
<span class="source-line-no">049</span><span id="line-49"> private FileSystem fs;</span>
<span class="source-line-no">050</span><span id="line-50"> private Path testDir;</span>
<span class="source-line-no">051</span><span id="line-51"> private Path logDir;</span>
<span class="source-line-no">052</span><span id="line-52"></span>
<span class="source-line-no">053</span><span id="line-53"> private static volatile int STEP = 0;</span>
<span class="source-line-no">054</span><span id="line-54"></span>
<span class="source-line-no">055</span><span id="line-55"> public class ProcEnv {</span>
<span class="source-line-no">056</span><span id="line-56"></span>
<span class="source-line-no">057</span><span id="line-57"> public ProcedureExecutor&lt;ProcEnv&gt; getProcedureExecutor() {</span>
<span class="source-line-no">058</span><span id="line-58"> return procExecutor;</span>
<span class="source-line-no">059</span><span id="line-59"> }</span>
<span class="source-line-no">060</span><span id="line-60"> }</span>
<span class="source-line-no">061</span><span id="line-61"></span>
<span class="source-line-no">062</span><span id="line-62"> public static class TestProcedure extends Procedure&lt;ProcEnv&gt; {</span>
<span class="source-line-no">063</span><span id="line-63"></span>
<span class="source-line-no">064</span><span id="line-64"> // need to override this method, otherwise we will persist the release lock operation and the</span>
<span class="source-line-no">065</span><span id="line-65"> // test will fail.</span>
<span class="source-line-no">066</span><span id="line-66"> @Override</span>
<span class="source-line-no">067</span><span id="line-67"> protected boolean holdLock(ProcEnv env) {</span>
<span class="source-line-no">068</span><span id="line-68"> return true;</span>
<span class="source-line-no">069</span><span id="line-69"> }</span>
<span class="source-line-no">070</span><span id="line-70"></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 Procedure&lt;ProcEnv&gt;[] execute(ProcEnv env)</span>
<span class="source-line-no">073</span><span id="line-73"> throws ProcedureYieldException, ProcedureSuspendedException, InterruptedException {</span>
<span class="source-line-no">074</span><span id="line-74"> if (STEP == 0) {</span>
<span class="source-line-no">075</span><span id="line-75"> STEP = 1;</span>
<span class="source-line-no">076</span><span id="line-76"> setTimeout(60 * 60 * 1000);</span>
<span class="source-line-no">077</span><span id="line-77"> setState(ProcedureProtos.ProcedureState.WAITING_TIMEOUT);</span>
<span class="source-line-no">078</span><span id="line-78"> skipPersistence();</span>
<span class="source-line-no">079</span><span id="line-79"> throw new ProcedureSuspendedException();</span>
<span class="source-line-no">080</span><span id="line-80"> } else if (STEP == 1) {</span>
<span class="source-line-no">081</span><span id="line-81"> STEP = 2;</span>
<span class="source-line-no">082</span><span id="line-82"> if (hasTimeout()) {</span>
<span class="source-line-no">083</span><span id="line-83"> setFailure("Should not persist the timeout value",</span>
<span class="source-line-no">084</span><span id="line-84"> new IOException("Should not persist the timeout value"));</span>
<span class="source-line-no">085</span><span id="line-85"> return null;</span>
<span class="source-line-no">086</span><span id="line-86"> }</span>
<span class="source-line-no">087</span><span id="line-87"> setTimeout(2 * 1000);</span>
<span class="source-line-no">088</span><span id="line-88"> setState(ProcedureProtos.ProcedureState.WAITING_TIMEOUT);</span>
<span class="source-line-no">089</span><span id="line-89"> // used to confirm that we reset the persist flag before execution</span>
<span class="source-line-no">090</span><span id="line-90"> throw new ProcedureSuspendedException();</span>
<span class="source-line-no">091</span><span id="line-91"> } else {</span>
<span class="source-line-no">092</span><span id="line-92"> if (!hasTimeout()) {</span>
<span class="source-line-no">093</span><span id="line-93"> setFailure("Should have persisted the timeout value",</span>
<span class="source-line-no">094</span><span id="line-94"> new IOException("Should have persisted the timeout value"));</span>
<span class="source-line-no">095</span><span id="line-95"> }</span>
<span class="source-line-no">096</span><span id="line-96"> return null;</span>
<span class="source-line-no">097</span><span id="line-97"> }</span>
<span class="source-line-no">098</span><span id="line-98"> }</span>
<span class="source-line-no">099</span><span id="line-99"></span>
<span class="source-line-no">100</span><span id="line-100"> @Override</span>
<span class="source-line-no">101</span><span id="line-101"> protected synchronized boolean setTimeoutFailure(ProcEnv env) {</span>
<span class="source-line-no">102</span><span id="line-102"> setState(ProcedureProtos.ProcedureState.RUNNABLE);</span>
<span class="source-line-no">103</span><span id="line-103"> env.getProcedureExecutor().getProcedureScheduler().addFront(this);</span>
<span class="source-line-no">104</span><span id="line-104"> return false;</span>
<span class="source-line-no">105</span><span id="line-105"> }</span>
<span class="source-line-no">106</span><span id="line-106"></span>
<span class="source-line-no">107</span><span id="line-107"> @Override</span>
<span class="source-line-no">108</span><span id="line-108"> protected void rollback(ProcEnv env) throws IOException, InterruptedException {</span>
<span class="source-line-no">109</span><span id="line-109"> throw new UnsupportedOperationException();</span>
<span class="source-line-no">110</span><span id="line-110"> }</span>
<span class="source-line-no">111</span><span id="line-111"></span>
<span class="source-line-no">112</span><span id="line-112"> @Override</span>
<span class="source-line-no">113</span><span id="line-113"> protected boolean abort(ProcEnv env) {</span>
<span class="source-line-no">114</span><span id="line-114"> return false;</span>
<span class="source-line-no">115</span><span id="line-115"> }</span>
<span class="source-line-no">116</span><span id="line-116"></span>
<span class="source-line-no">117</span><span id="line-117"> @Override</span>
<span class="source-line-no">118</span><span id="line-118"> protected void serializeStateData(ProcedureStateSerializer serializer) throws IOException {</span>
<span class="source-line-no">119</span><span id="line-119"> }</span>
<span class="source-line-no">120</span><span id="line-120"></span>
<span class="source-line-no">121</span><span id="line-121"> @Override</span>
<span class="source-line-no">122</span><span id="line-122"> protected void deserializeStateData(ProcedureStateSerializer serializer) throws IOException {</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"> @Before</span>
<span class="source-line-no">127</span><span id="line-127"> public void setUp() throws IOException {</span>
<span class="source-line-no">128</span><span id="line-128"> htu = new HBaseCommonTestingUtil();</span>
<span class="source-line-no">129</span><span id="line-129"> testDir = htu.getDataTestDir();</span>
<span class="source-line-no">130</span><span id="line-130"> fs = testDir.getFileSystem(htu.getConfiguration());</span>
<span class="source-line-no">131</span><span id="line-131"> assertTrue(testDir.depth() &gt; 1);</span>
<span class="source-line-no">132</span><span id="line-132"></span>
<span class="source-line-no">133</span><span id="line-133"> logDir = new Path(testDir, "proc-logs");</span>
<span class="source-line-no">134</span><span id="line-134"> procStore = ProcedureTestingUtility.createWalStore(htu.getConfiguration(), logDir);</span>
<span class="source-line-no">135</span><span id="line-135"> procExecutor = new ProcedureExecutor&lt;&gt;(htu.getConfiguration(), new ProcEnv(), procStore);</span>
<span class="source-line-no">136</span><span id="line-136"> procStore.start(1);</span>
<span class="source-line-no">137</span><span id="line-137"> ProcedureTestingUtility.initAndStartWorkers(procExecutor, 1, true);</span>
<span class="source-line-no">138</span><span id="line-138"> }</span>
<span class="source-line-no">139</span><span id="line-139"></span>
<span class="source-line-no">140</span><span id="line-140"> @After</span>
<span class="source-line-no">141</span><span id="line-141"> public void tearDown() throws IOException {</span>
<span class="source-line-no">142</span><span id="line-142"> procExecutor.stop();</span>
<span class="source-line-no">143</span><span id="line-143"> procStore.stop(false);</span>
<span class="source-line-no">144</span><span id="line-144"> fs.delete(logDir, true);</span>
<span class="source-line-no">145</span><span id="line-145"> }</span>
<span class="source-line-no">146</span><span id="line-146"></span>
<span class="source-line-no">147</span><span id="line-147"> @Test</span>
<span class="source-line-no">148</span><span id="line-148"> public void test() throws Exception {</span>
<span class="source-line-no">149</span><span id="line-149"> TestProcedure proc = new TestProcedure();</span>
<span class="source-line-no">150</span><span id="line-150"> long procId = procExecutor.submitProcedure(proc);</span>
<span class="source-line-no">151</span><span id="line-151"> htu.waitFor(30000, () -&gt; proc.isWaiting() &amp;&amp; procExecutor.getActiveExecutorCount() == 0);</span>
<span class="source-line-no">152</span><span id="line-152"> ProcedureTestingUtility.restart(procExecutor);</span>
<span class="source-line-no">153</span><span id="line-153"> htu.waitFor(30000, () -&gt; {</span>
<span class="source-line-no">154</span><span id="line-154"> Procedure&lt;?&gt; p = procExecutor.getProcedure(procId);</span>
<span class="source-line-no">155</span><span id="line-155"> return (p.isWaiting() || p.isFinished()) &amp;&amp; procExecutor.getActiveExecutorCount() == 0;</span>
<span class="source-line-no">156</span><span id="line-156"> });</span>
<span class="source-line-no">157</span><span id="line-157"> assertFalse(procExecutor.isFinished(procId));</span>
<span class="source-line-no">158</span><span id="line-158"> ProcedureTestingUtility.restart(procExecutor);</span>
<span class="source-line-no">159</span><span id="line-159"> htu.waitFor(30000, () -&gt; procExecutor.isFinished(procId));</span>
<span class="source-line-no">160</span><span id="line-160"> Procedure&lt;ProcEnv&gt; p = procExecutor.getResult(procId);</span>
<span class="source-line-no">161</span><span id="line-161"> assertTrue(p.isSuccess());</span>
<span class="source-line-no">162</span><span id="line-162"> }</span>
<span class="source-line-no">163</span><span id="line-163">}</span>
</pre>
</div>
</main>
</body>
</html>