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| <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>package org.apache.hadoop.hbase.master.cleaner;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertFalse;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.io.IOException;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.Random;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.conf.Configuration;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.fs.FSDataOutputStream;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.fs.FileStatus;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.fs.FileSystem;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.fs.FilterFileSystem;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.fs.Path;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.Stoppable;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.util.StoppableImplementation;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.junit.AfterClass;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.junit.BeforeClass;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.junit.ClassRule;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.junit.Test;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.junit.experimental.categories.Category;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.mockito.Mockito;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.mockito.invocation.InvocationOnMock;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.mockito.stubbing.Answer;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.slf4j.Logger;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.slf4j.LoggerFactory;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span><a name="line.50"></a> |
| <span class="sourceLineNo">051</span>@Category({MasterTests.class, SmallTests.class})<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>public class TestCleanerChore {<a name="line.52"></a> |
| <span class="sourceLineNo">053</span><a name="line.53"></a> |
| <span class="sourceLineNo">054</span> @ClassRule<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> HBaseClassTestRule.forClass(TestCleanerChore.class);<a name="line.56"></a> |
| <span class="sourceLineNo">057</span><a name="line.57"></a> |
| <span class="sourceLineNo">058</span> private static final Logger LOG = LoggerFactory.getLogger(TestCleanerChore.class);<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private static final HBaseTestingUtility UTIL = new HBaseTestingUtility();<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> private static DirScanPool POOL;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> @BeforeClass<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> public static void setup() {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> POOL = new DirScanPool(UTIL.getConfiguration());<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> }<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> @AfterClass<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> public static void cleanup() throws Exception {<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> // delete and recreate the test directory, ensuring a clean test dir between tests<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> UTIL.cleanupTestDir();<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> POOL.shutdownNow();<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> }<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> @Test<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public void testSavesFilesOnRequest() throws Exception {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> Stoppable stop = new StoppableImplementation();<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> Configuration conf = UTIL.getConfiguration();<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> Path testDir = UTIL.getDataTestDir();<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> FileSystem fs = UTIL.getTestFileSystem();<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> conf.set(confKey, NeverDelete.class.getName());<a name="line.81"></a> |
| <span class="sourceLineNo">082</span><a name="line.82"></a> |
| <span class="sourceLineNo">083</span> AllValidPaths chore =<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span><a name="line.85"></a> |
| <span class="sourceLineNo">086</span> // create the directory layout in the directory to clean<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> Path parent = new Path(testDir, "parent");<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> Path file = new Path(parent, "someFile");<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> fs.mkdirs(parent);<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> // touch a new file<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> fs.create(file).close();<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> assertTrue("Test file didn't get created.", fs.exists(file));<a name="line.92"></a> |
| <span class="sourceLineNo">093</span><a name="line.93"></a> |
| <span class="sourceLineNo">094</span> // run the chore<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> chore.chore();<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> // verify all the files were preserved<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> assertTrue("File shouldn't have been deleted", fs.exists(file));<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> assertTrue("directory shouldn't have been deleted", fs.exists(parent));<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> }<a name="line.100"></a> |
| <span class="sourceLineNo">101</span><a name="line.101"></a> |
| <span class="sourceLineNo">102</span> @Test<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> public void retriesIOExceptionInStatus() throws Exception {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> Stoppable stop = new StoppableImplementation();<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> Configuration conf = UTIL.getConfiguration();<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> Path testDir = UTIL.getDataTestDir();<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> FileSystem fs = UTIL.getTestFileSystem();<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.108"></a> |
| <span class="sourceLineNo">109</span><a name="line.109"></a> |
| <span class="sourceLineNo">110</span> Path child = new Path(testDir, "child");<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> Path file = new Path(child, "file");<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> fs.mkdirs(child);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> fs.create(file).close();<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> assertTrue("test file didn't get created.", fs.exists(file));<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> final AtomicBoolean fails = new AtomicBoolean(true);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span><a name="line.116"></a> |
| <span class="sourceLineNo">117</span> FilterFileSystem filtered = new FilterFileSystem(fs) {<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> public FileStatus[] listStatus(Path f) throws IOException {<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> if (fails.get()) {<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> throw new IOException("whomp whomp.");<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> }<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> return fs.listStatus(f);<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><a name="line.125"></a> |
| <span class="sourceLineNo">126</span> AllValidPaths chore =<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> new AllValidPaths("test-retry-ioe", stop, conf, filtered, testDir, confKey, POOL);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span><a name="line.128"></a> |
| <span class="sourceLineNo">129</span> // trouble talking to the filesystem<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> Boolean result = chore.runCleaner();<a name="line.130"></a> |
| <span class="sourceLineNo">131</span><a name="line.131"></a> |
| <span class="sourceLineNo">132</span> // verify that it couldn't clean the files.<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> assertTrue("test rig failed to inject failure.", fs.exists(file));<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> assertTrue("test rig failed to inject failure.", fs.exists(child));<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> // and verify that it accurately reported the failure.<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> assertFalse("chore should report that it failed.", result);<a name="line.136"></a> |
| <span class="sourceLineNo">137</span><a name="line.137"></a> |
| <span class="sourceLineNo">138</span> // filesystem is back<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> fails.set(false);<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> result = chore.runCleaner();<a name="line.140"></a> |
| <span class="sourceLineNo">141</span><a name="line.141"></a> |
| <span class="sourceLineNo">142</span> // verify everything is gone.<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> assertFalse("file should have been destroyed.", fs.exists(file));<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> assertFalse("directory should have been destroyed.", fs.exists(child));<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> // and verify that it accurately reported success.<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> assertTrue("chore should claim it succeeded.", result);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> }<a name="line.147"></a> |
| <span class="sourceLineNo">148</span><a name="line.148"></a> |
| <span class="sourceLineNo">149</span> @Test<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> public void testDeletesEmptyDirectories() throws Exception {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> Stoppable stop = new StoppableImplementation();<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> Configuration conf = UTIL.getConfiguration();<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> Path testDir = UTIL.getDataTestDir();<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> FileSystem fs = UTIL.getTestFileSystem();<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.156"></a> |
| <span class="sourceLineNo">157</span><a name="line.157"></a> |
| <span class="sourceLineNo">158</span> AllValidPaths chore =<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.159"></a> |
| <span class="sourceLineNo">160</span><a name="line.160"></a> |
| <span class="sourceLineNo">161</span> // create the directory layout in the directory to clean<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> Path parent = new Path(testDir, "parent");<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> Path child = new Path(parent, "child");<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> Path emptyChild = new Path(parent, "emptyChild");<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> Path file = new Path(child, "someFile");<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> fs.mkdirs(child);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> fs.mkdirs(emptyChild);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> // touch a new file<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> fs.create(file).close();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> // also create a file in the top level directory<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> Path topFile = new Path(testDir, "topFile");<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> fs.create(topFile).close();<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> assertTrue("Test file didn't get created.", fs.exists(file));<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> assertTrue("Test file didn't get created.", fs.exists(topFile));<a name="line.174"></a> |
| <span class="sourceLineNo">175</span><a name="line.175"></a> |
| <span class="sourceLineNo">176</span> // run the chore<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> chore.chore();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span><a name="line.178"></a> |
| <span class="sourceLineNo">179</span> // verify all the files got deleted<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> assertFalse("File didn't get deleted", fs.exists(topFile));<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> assertFalse("File didn't get deleted", fs.exists(file));<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> assertFalse("Empty directory didn't get deleted", fs.exists(child));<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> assertFalse("Empty directory didn't get deleted", fs.exists(parent));<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> }<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> * Test to make sure that we don't attempt to ask the delegate whether or not we should preserve a<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> * directory.<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> * @throws Exception on failure<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> */<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> @Test<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> public void testDoesNotCheckDirectories() throws Exception {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> Stoppable stop = new StoppableImplementation();<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> Configuration conf = UTIL.getConfiguration();<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> Path testDir = UTIL.getDataTestDir();<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> FileSystem fs = UTIL.getTestFileSystem();<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.198"></a> |
| <span class="sourceLineNo">199</span><a name="line.199"></a> |
| <span class="sourceLineNo">200</span> AllValidPaths chore =<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> // spy on the delegate to ensure that we don't check for directories<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> AlwaysDelete delegate = (AlwaysDelete) chore.cleanersChain.get(0);<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> AlwaysDelete spy = Mockito.spy(delegate);<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> chore.cleanersChain.set(0, spy);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> // create the directory layout in the directory to clean<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> Path parent = new Path(testDir, "parent");<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> Path file = new Path(parent, "someFile");<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> fs.mkdirs(parent);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> assertTrue("Test parent didn't get created.", fs.exists(parent));<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> // touch a new file<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> fs.create(file).close();<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> assertTrue("Test file didn't get created.", fs.exists(file));<a name="line.214"></a> |
| <span class="sourceLineNo">215</span><a name="line.215"></a> |
| <span class="sourceLineNo">216</span> FileStatus fStat = fs.getFileStatus(parent);<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> chore.chore();<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> // make sure we never checked the directory<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> Mockito.verify(spy, Mockito.never()).isFileDeletable(fStat);<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> Mockito.reset(spy);<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> }<a name="line.221"></a> |
| <span class="sourceLineNo">222</span><a name="line.222"></a> |
| <span class="sourceLineNo">223</span> @Test<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> public void testStoppedCleanerDoesNotDeleteFiles() throws Exception {<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> Stoppable stop = new StoppableImplementation();<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> Configuration conf = UTIL.getConfiguration();<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> Path testDir = UTIL.getDataTestDir();<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> FileSystem fs = UTIL.getTestFileSystem();<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.230"></a> |
| <span class="sourceLineNo">231</span><a name="line.231"></a> |
| <span class="sourceLineNo">232</span> AllValidPaths chore =<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.233"></a> |
| <span class="sourceLineNo">234</span><a name="line.234"></a> |
| <span class="sourceLineNo">235</span> // also create a file in the top level directory<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> Path topFile = new Path(testDir, "topFile");<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> fs.create(topFile).close();<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> assertTrue("Test file didn't get created.", fs.exists(topFile));<a name="line.238"></a> |
| <span class="sourceLineNo">239</span><a name="line.239"></a> |
| <span class="sourceLineNo">240</span> // stop the chore<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> stop.stop("testing stop");<a name="line.241"></a> |
| <span class="sourceLineNo">242</span><a name="line.242"></a> |
| <span class="sourceLineNo">243</span> // run the chore<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> chore.chore();<a name="line.244"></a> |
| <span class="sourceLineNo">245</span><a name="line.245"></a> |
| <span class="sourceLineNo">246</span> // test that the file still exists<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> assertTrue("File got deleted while chore was stopped", fs.exists(topFile));<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span><a name="line.249"></a> |
| <span class="sourceLineNo">250</span> /**<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> * While cleaning a directory, all the files in the directory may be deleted, but there may be<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> * another file added, in which case the directory shouldn't be deleted.<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> * @throws IOException on failure<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> */<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> @Test<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> public void testCleanerDoesNotDeleteDirectoryWithLateAddedFiles() throws IOException {<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> Stoppable stop = new StoppableImplementation();<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> Configuration conf = UTIL.getConfiguration();<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> final Path testDir = UTIL.getDataTestDir();<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> final FileSystem fs = UTIL.getTestFileSystem();<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.262"></a> |
| <span class="sourceLineNo">263</span><a name="line.263"></a> |
| <span class="sourceLineNo">264</span> AllValidPaths chore =<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> // spy on the delegate to ensure that we don't check for directories<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> AlwaysDelete delegate = (AlwaysDelete) chore.cleanersChain.get(0);<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> AlwaysDelete spy = Mockito.spy(delegate);<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> chore.cleanersChain.set(0, spy);<a name="line.269"></a> |
| <span class="sourceLineNo">270</span><a name="line.270"></a> |
| <span class="sourceLineNo">271</span> // create the directory layout in the directory to clean<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> final Path parent = new Path(testDir, "parent");<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> Path file = new Path(parent, "someFile");<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> fs.mkdirs(parent);<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> // touch a new file<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> fs.create(file).close();<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> assertTrue("Test file didn't get created.", fs.exists(file));<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> final Path addedFile = new Path(parent, "addedFile");<a name="line.278"></a> |
| <span class="sourceLineNo">279</span><a name="line.279"></a> |
| <span class="sourceLineNo">280</span> // when we attempt to delete the original file, add another file in the same directory<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> Mockito.doAnswer(new Answer<Boolean>() {<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> @Override<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> public Boolean answer(InvocationOnMock invocation) throws Throwable {<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> fs.create(addedFile).close();<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> FSUtils.logFileSystemState(fs, testDir, LOG);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> return (Boolean) invocation.callRealMethod();<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> }<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> }).when(spy).isFileDeletable(Mockito.any());<a name="line.288"></a> |
| <span class="sourceLineNo">289</span><a name="line.289"></a> |
| <span class="sourceLineNo">290</span> // run the chore<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> chore.chore();<a name="line.291"></a> |
| <span class="sourceLineNo">292</span><a name="line.292"></a> |
| <span class="sourceLineNo">293</span> // make sure all the directories + added file exist, but the original file is deleted<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> assertTrue("Added file unexpectedly deleted", fs.exists(addedFile));<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> assertTrue("Parent directory deleted unexpectedly", fs.exists(parent));<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> assertFalse("Original file unexpectedly retained", fs.exists(file));<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> Mockito.verify(spy, Mockito.times(1)).isFileDeletable(Mockito.any());<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> Mockito.reset(spy);<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> }<a name="line.299"></a> |
| <span class="sourceLineNo">300</span><a name="line.300"></a> |
| <span class="sourceLineNo">301</span> /**<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> * The cleaner runs in a loop, where it first checks to see all the files under a directory can be<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> * deleted. If they all can, then we try to delete the directory. However, a file may be added<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> * that directory to after the original check. This ensures that we don't accidentally delete that<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> * directory on and don't get spurious IOExceptions.<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> * <p><a name="line.306"></a> |
| <span class="sourceLineNo">307</span> * This was from HBASE-7465.<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> * @throws Exception on failure<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> */<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> @Test<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> public void testNoExceptionFromDirectoryWithRacyChildren() throws Exception {<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> UTIL.cleanupTestDir();<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> Stoppable stop = new StoppableImplementation();<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> // need to use a localutil to not break the rest of the test that runs on the local FS, which<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> // gets hosed when we start to use a minicluster.<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> HBaseTestingUtility localUtil = new HBaseTestingUtility();<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> Configuration conf = localUtil.getConfiguration();<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> final Path testDir = UTIL.getDataTestDir();<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> final FileSystem fs = UTIL.getTestFileSystem();<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> LOG.debug("Writing test data to: " + testDir);<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.322"></a> |
| <span class="sourceLineNo">323</span><a name="line.323"></a> |
| <span class="sourceLineNo">324</span> AllValidPaths chore =<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> // spy on the delegate to ensure that we don't check for directories<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> AlwaysDelete delegate = (AlwaysDelete) chore.cleanersChain.get(0);<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> AlwaysDelete spy = Mockito.spy(delegate);<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> chore.cleanersChain.set(0, spy);<a name="line.329"></a> |
| <span class="sourceLineNo">330</span><a name="line.330"></a> |
| <span class="sourceLineNo">331</span> // create the directory layout in the directory to clean<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> final Path parent = new Path(testDir, "parent");<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> Path file = new Path(parent, "someFile");<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> fs.mkdirs(parent);<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> // touch a new file<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> fs.create(file).close();<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> assertTrue("Test file didn't get created.", fs.exists(file));<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> final Path racyFile = new Path(parent, "addedFile");<a name="line.338"></a> |
| <span class="sourceLineNo">339</span><a name="line.339"></a> |
| <span class="sourceLineNo">340</span> // when we attempt to delete the original file, add another file in the same directory<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> Mockito.doAnswer(new Answer<Boolean>() {<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> @Override<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> public Boolean answer(InvocationOnMock invocation) throws Throwable {<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> fs.create(racyFile).close();<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> FSUtils.logFileSystemState(fs, testDir, LOG);<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> return (Boolean) invocation.callRealMethod();<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> }<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> }).when(spy).isFileDeletable(Mockito.any());<a name="line.348"></a> |
| <span class="sourceLineNo">349</span><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> // run the chore<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> chore.chore();<a name="line.351"></a> |
| <span class="sourceLineNo">352</span><a name="line.352"></a> |
| <span class="sourceLineNo">353</span> // make sure all the directories + added file exist, but the original file is deleted<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> assertTrue("Added file unexpectedly deleted", fs.exists(racyFile));<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> assertTrue("Parent directory deleted unexpectedly", fs.exists(parent));<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> assertFalse("Original file unexpectedly retained", fs.exists(file));<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> Mockito.verify(spy, Mockito.times(1)).isFileDeletable(Mockito.any());<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> }<a name="line.358"></a> |
| <span class="sourceLineNo">359</span><a name="line.359"></a> |
| <span class="sourceLineNo">360</span> @Test<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> public void testDeleteFileWithCleanerEnabled() throws Exception {<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> Stoppable stop = new StoppableImplementation();<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> Configuration conf = UTIL.getConfiguration();<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> Path testDir = UTIL.getDataTestDir();<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> FileSystem fs = UTIL.getTestFileSystem();<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.367"></a> |
| <span class="sourceLineNo">368</span><a name="line.368"></a> |
| <span class="sourceLineNo">369</span> AllValidPaths chore =<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.370"></a> |
| <span class="sourceLineNo">371</span><a name="line.371"></a> |
| <span class="sourceLineNo">372</span> // Enable cleaner<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> chore.setEnabled(true);<a name="line.373"></a> |
| <span class="sourceLineNo">374</span><a name="line.374"></a> |
| <span class="sourceLineNo">375</span> // create the directory layout in the directory to clean<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> Path parent = new Path(testDir, "parent");<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> Path child = new Path(parent, "child");<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> Path file = new Path(child, "someFile");<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> fs.mkdirs(child);<a name="line.379"></a> |
| <span class="sourceLineNo">380</span><a name="line.380"></a> |
| <span class="sourceLineNo">381</span> // touch a new file<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> fs.create(file).close();<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> assertTrue("Test file didn't get created.", fs.exists(file));<a name="line.383"></a> |
| <span class="sourceLineNo">384</span><a name="line.384"></a> |
| <span class="sourceLineNo">385</span> // run the chore<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> chore.chore();<a name="line.386"></a> |
| <span class="sourceLineNo">387</span><a name="line.387"></a> |
| <span class="sourceLineNo">388</span> // verify all the files got deleted<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> assertFalse("File didn't get deleted", fs.exists(file));<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> assertFalse("Empty directory didn't get deleted", fs.exists(child));<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> assertFalse("Empty directory didn't get deleted", fs.exists(parent));<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> }<a name="line.392"></a> |
| <span class="sourceLineNo">393</span><a name="line.393"></a> |
| <span class="sourceLineNo">394</span> @Test<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> public void testDeleteFileWithCleanerDisabled() throws Exception {<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> Stoppable stop = new StoppableImplementation();<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> Configuration conf = UTIL.getConfiguration();<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> Path testDir = UTIL.getDataTestDir();<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> FileSystem fs = UTIL.getTestFileSystem();<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.401"></a> |
| <span class="sourceLineNo">402</span><a name="line.402"></a> |
| <span class="sourceLineNo">403</span> AllValidPaths chore =<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.404"></a> |
| <span class="sourceLineNo">405</span><a name="line.405"></a> |
| <span class="sourceLineNo">406</span> // Disable cleaner<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> chore.setEnabled(false);<a name="line.407"></a> |
| <span class="sourceLineNo">408</span><a name="line.408"></a> |
| <span class="sourceLineNo">409</span> // create the directory layout in the directory to clean<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> Path parent = new Path(testDir, "parent");<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> Path child = new Path(parent, "child");<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> Path file = new Path(child, "someFile");<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> fs.mkdirs(child);<a name="line.413"></a> |
| <span class="sourceLineNo">414</span><a name="line.414"></a> |
| <span class="sourceLineNo">415</span> // touch a new file<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> fs.create(file).close();<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> assertTrue("Test file didn't get created.", fs.exists(file));<a name="line.417"></a> |
| <span class="sourceLineNo">418</span><a name="line.418"></a> |
| <span class="sourceLineNo">419</span> // run the chore<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> chore.chore();<a name="line.420"></a> |
| <span class="sourceLineNo">421</span><a name="line.421"></a> |
| <span class="sourceLineNo">422</span> // verify all the files exist<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> assertTrue("File got deleted with cleaner disabled", fs.exists(file));<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> assertTrue("Directory got deleted", fs.exists(child));<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> assertTrue("Directory got deleted", fs.exists(parent));<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> }<a name="line.426"></a> |
| <span class="sourceLineNo">427</span><a name="line.427"></a> |
| <span class="sourceLineNo">428</span> @Test<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> public void testOnConfigurationChange() throws Exception {<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> int availableProcessorNum = Runtime.getRuntime().availableProcessors();<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> if (availableProcessorNum == 1) { // no need to run this test<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> return;<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> }<a name="line.433"></a> |
| <span class="sourceLineNo">434</span><a name="line.434"></a> |
| <span class="sourceLineNo">435</span> // have at least 2 available processors/cores<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> int initPoolSize = availableProcessorNum / 2;<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> int changedPoolSize = availableProcessorNum;<a name="line.437"></a> |
| <span class="sourceLineNo">438</span><a name="line.438"></a> |
| <span class="sourceLineNo">439</span> Stoppable stop = new StoppableImplementation();<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> Configuration conf = UTIL.getConfiguration();<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> Path testDir = UTIL.getDataTestDir();<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> FileSystem fs = UTIL.getTestFileSystem();<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> conf.set(CleanerChore.CHORE_POOL_SIZE, String.valueOf(initPoolSize));<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> AllValidPaths chore =<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> new AllValidPaths("test-file-cleaner", stop, conf, fs, testDir, confKey, POOL);<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> chore.setEnabled(true);<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> // Create subdirs under testDir<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> int dirNums = 6;<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> Path[] subdirs = new Path[dirNums];<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> for (int i = 0; i < dirNums; i++) {<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> subdirs[i] = new Path(testDir, "subdir-" + i);<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> fs.mkdirs(subdirs[i]);<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> }<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> // Under each subdirs create 6 files<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> for (Path subdir : subdirs) {<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> createFiles(fs, subdir, 6);<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> }<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> // Start chore<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> Thread t = new Thread(() -> chore.chore());<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> t.setDaemon(true);<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> t.start();<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> // Change size of chore's pool<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> conf.set(CleanerChore.CHORE_POOL_SIZE, String.valueOf(changedPoolSize));<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> POOL.onConfigurationChange(conf);<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> assertEquals(changedPoolSize, chore.getChorePoolSize());<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> // Stop chore<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> t.join();<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> }<a name="line.470"></a> |
| <span class="sourceLineNo">471</span><a name="line.471"></a> |
| <span class="sourceLineNo">472</span> @Test<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> public void testMinimumNumberOfThreads() throws Exception {<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> Configuration conf = UTIL.getConfiguration();<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> String confKey = "hbase.test.cleaner.delegates";<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> conf.set(confKey, AlwaysDelete.class.getName());<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> conf.set(CleanerChore.CHORE_POOL_SIZE, "2");<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> int numProcs = Runtime.getRuntime().availableProcessors();<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> // Sanity<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> assertEquals(numProcs, CleanerChore.calculatePoolSize(Integer.toString(numProcs)));<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> // The implementation does not allow us to set more threads than we have processors<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> assertEquals(numProcs, CleanerChore.calculatePoolSize(Integer.toString(numProcs + 2)));<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> // Force us into the branch that is multiplying 0.0 against the number of processors<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> assertEquals(1, CleanerChore.calculatePoolSize("0.0"));<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> }<a name="line.485"></a> |
| <span class="sourceLineNo">486</span><a name="line.486"></a> |
| <span class="sourceLineNo">487</span> private void createFiles(FileSystem fs, Path parentDir, int numOfFiles) throws IOException {<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> Random random = new Random();<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> for (int i = 0; i < numOfFiles; i++) {<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> int xMega = 1 + random.nextInt(3); // size of each file is between 1~3M<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> try (FSDataOutputStream fsdos = fs.create(new Path(parentDir, "file-" + i))) {<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> for (int m = 0; m < xMega; m++) {<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> byte[] M = new byte[1024 * 1024];<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> random.nextBytes(M);<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> fsdos.write(M);<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> }<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> }<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> }<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> }<a name="line.499"></a> |
| <span class="sourceLineNo">500</span><a name="line.500"></a> |
| <span class="sourceLineNo">501</span> private static class AllValidPaths extends CleanerChore<BaseHFileCleanerDelegate> {<a name="line.501"></a> |
| <span class="sourceLineNo">502</span><a name="line.502"></a> |
| <span class="sourceLineNo">503</span> public AllValidPaths(String name, Stoppable s, Configuration conf, FileSystem fs,<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> Path oldFileDir, String confkey, DirScanPool pool) {<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> super(name, Integer.MAX_VALUE, s, conf, fs, oldFileDir, confkey, pool);<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> }<a name="line.506"></a> |
| <span class="sourceLineNo">507</span><a name="line.507"></a> |
| <span class="sourceLineNo">508</span> // all paths are valid<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> @Override<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> protected boolean validate(Path file) {<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> return true;<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> }<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> }<a name="line.513"></a> |
| <span class="sourceLineNo">514</span><a name="line.514"></a> |
| <span class="sourceLineNo">515</span> public static class AlwaysDelete extends BaseHFileCleanerDelegate {<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> @Override<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> public boolean isFileDeletable(FileStatus fStat) {<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> return true;<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> }<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> }<a name="line.520"></a> |
| <span class="sourceLineNo">521</span><a name="line.521"></a> |
| <span class="sourceLineNo">522</span> public static class NeverDelete extends BaseHFileCleanerDelegate {<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> @Override<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> public boolean isFileDeletable(FileStatus fStat) {<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> return false;<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> }<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> }<a name="line.527"></a> |
| <span class="sourceLineNo">528</span>}<a name="line.528"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
