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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.mob;<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.Arrays;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.apache.hadoop.conf.Configuration;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import org.apache.hadoop.fs.FileStatus;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.apache.hadoop.fs.FileSystem;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.apache.hadoop.fs.Path;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.TableName;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.CompactionState;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.Put;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Result;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Table;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.master.cleaner.TimeToLiveHFileCleaner;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.junit.After;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.junit.Before;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.junit.ClassRule;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.junit.Test;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.junit.experimental.categories.Category;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.slf4j.Logger;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import org.slf4j.LoggerFactory;<a name="line.51"></a>
<span class="sourceLineNo">052</span><a name="line.52"></a>
<span class="sourceLineNo">053</span>/**<a name="line.53"></a>
<span class="sourceLineNo">054</span> * Mob file cleaner chore test. 1. Creates MOB table 2. Load MOB data and flushes it N times 3. Runs<a name="line.54"></a>
<span class="sourceLineNo">055</span> * major MOB compaction (N MOB files go to archive) 4. Verifies that number of MOB files in a mob<a name="line.55"></a>
<span class="sourceLineNo">056</span> * directory is N+1 5. Waits for a period of time larger than minimum age to archive 6. Runs Mob<a name="line.56"></a>
<span class="sourceLineNo">057</span> * cleaner chore 7 Verifies that number of MOB files in a mob directory is 1.<a name="line.57"></a>
<span class="sourceLineNo">058</span> */<a name="line.58"></a>
<span class="sourceLineNo">059</span>@Category(MediumTests.class)<a name="line.59"></a>
<span class="sourceLineNo">060</span>public class TestMobFileCleanupUtil {<a name="line.60"></a>
<span class="sourceLineNo">061</span> private static final Logger LOG = LoggerFactory.getLogger(TestMobFileCleanupUtil.class);<a name="line.61"></a>
<span class="sourceLineNo">062</span> @ClassRule<a name="line.62"></a>
<span class="sourceLineNo">063</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.63"></a>
<span class="sourceLineNo">064</span> HBaseClassTestRule.forClass(TestMobFileCleanupUtil.class);<a name="line.64"></a>
<span class="sourceLineNo">065</span><a name="line.65"></a>
<span class="sourceLineNo">066</span> private HBaseTestingUtil HTU;<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span> private final static String famStr = "f1";<a name="line.68"></a>
<span class="sourceLineNo">069</span> private final static byte[] fam = Bytes.toBytes(famStr);<a name="line.69"></a>
<span class="sourceLineNo">070</span> private final static byte[] qualifier = Bytes.toBytes("q1");<a name="line.70"></a>
<span class="sourceLineNo">071</span> private final static long mobLen = 10;<a name="line.71"></a>
<span class="sourceLineNo">072</span> private final static byte[] mobVal = Bytes<a name="line.72"></a>
<span class="sourceLineNo">073</span> .toBytes("01234567890123456789012345678901234567890123456789012345678901234567890123456789");<a name="line.73"></a>
<span class="sourceLineNo">074</span><a name="line.74"></a>
<span class="sourceLineNo">075</span> private Configuration conf;<a name="line.75"></a>
<span class="sourceLineNo">076</span> private TableDescriptor tableDescriptor;<a name="line.76"></a>
<span class="sourceLineNo">077</span> private ColumnFamilyDescriptor familyDescriptor;<a name="line.77"></a>
<span class="sourceLineNo">078</span> private Admin admin;<a name="line.78"></a>
<span class="sourceLineNo">079</span> private Table table = null;<a name="line.79"></a>
<span class="sourceLineNo">080</span> private long minAgeToArchive = 10000;<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span> public TestMobFileCleanupUtil() {<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> @Before<a name="line.85"></a>
<span class="sourceLineNo">086</span> public void setUp() throws Exception {<a name="line.86"></a>
<span class="sourceLineNo">087</span> HTU = new HBaseTestingUtil();<a name="line.87"></a>
<span class="sourceLineNo">088</span> conf = HTU.getConfiguration();<a name="line.88"></a>
<span class="sourceLineNo">089</span><a name="line.89"></a>
<span class="sourceLineNo">090</span> initConf();<a name="line.90"></a>
<span class="sourceLineNo">091</span><a name="line.91"></a>
<span class="sourceLineNo">092</span> HTU.startMiniCluster();<a name="line.92"></a>
<span class="sourceLineNo">093</span> admin = HTU.getAdmin();<a name="line.93"></a>
<span class="sourceLineNo">094</span> familyDescriptor = ColumnFamilyDescriptorBuilder.newBuilder(fam).setMobEnabled(true)<a name="line.94"></a>
<span class="sourceLineNo">095</span> .setMobThreshold(mobLen).setMaxVersions(1).build();<a name="line.95"></a>
<span class="sourceLineNo">096</span> tableDescriptor = HTU.createModifyableTableDescriptor("testMobCompactTable")<a name="line.96"></a>
<span class="sourceLineNo">097</span> .setColumnFamily(familyDescriptor).build();<a name="line.97"></a>
<span class="sourceLineNo">098</span> table = HTU.createTable(tableDescriptor, null);<a name="line.98"></a>
<span class="sourceLineNo">099</span> }<a name="line.99"></a>
<span class="sourceLineNo">100</span><a name="line.100"></a>
<span class="sourceLineNo">101</span> private void initConf() {<a name="line.101"></a>
<span class="sourceLineNo">102</span><a name="line.102"></a>
<span class="sourceLineNo">103</span> conf.setInt("hfile.format.version", 3);<a name="line.103"></a>
<span class="sourceLineNo">104</span> conf.setLong(TimeToLiveHFileCleaner.TTL_CONF_KEY, 0);<a name="line.104"></a>
<span class="sourceLineNo">105</span> conf.setInt("hbase.client.retries.number", 100);<a name="line.105"></a>
<span class="sourceLineNo">106</span> conf.setInt("hbase.hregion.max.filesize", 200000000);<a name="line.106"></a>
<span class="sourceLineNo">107</span> conf.setInt("hbase.hregion.memstore.flush.size", 800000);<a name="line.107"></a>
<span class="sourceLineNo">108</span> conf.setInt("hbase.hstore.blockingStoreFiles", 150);<a name="line.108"></a>
<span class="sourceLineNo">109</span> conf.setInt("hbase.hstore.compaction.throughput.lower.bound", 52428800);<a name="line.109"></a>
<span class="sourceLineNo">110</span> conf.setInt("hbase.hstore.compaction.throughput.higher.bound", 2 * 52428800);<a name="line.110"></a>
<span class="sourceLineNo">111</span> // conf.set(MobStoreEngine.DEFAULT_MOB_COMPACTOR_CLASS_KEY,<a name="line.111"></a>
<span class="sourceLineNo">112</span> // FaultyMobStoreCompactor.class.getName());<a name="line.112"></a>
<span class="sourceLineNo">113</span> // Disable automatic MOB compaction<a name="line.113"></a>
<span class="sourceLineNo">114</span> conf.setLong(MobConstants.MOB_COMPACTION_CHORE_PERIOD, 0);<a name="line.114"></a>
<span class="sourceLineNo">115</span> // Disable automatic MOB file cleaner chore<a name="line.115"></a>
<span class="sourceLineNo">116</span> conf.setLong(MobConstants.MOB_CLEANER_PERIOD, 0);<a name="line.116"></a>
<span class="sourceLineNo">117</span> // Set minimum age to archive to 10 sec<a name="line.117"></a>
<span class="sourceLineNo">118</span> conf.setLong(MobConstants.MIN_AGE_TO_ARCHIVE_KEY, minAgeToArchive);<a name="line.118"></a>
<span class="sourceLineNo">119</span> // Set compacted file discharger interval to a half minAgeToArchive<a name="line.119"></a>
<span class="sourceLineNo">120</span> conf.setLong("hbase.hfile.compaction.discharger.interval", minAgeToArchive / 2);<a name="line.120"></a>
<span class="sourceLineNo">121</span> }<a name="line.121"></a>
<span class="sourceLineNo">122</span><a name="line.122"></a>
<span class="sourceLineNo">123</span> private void loadData(int start, int num) {<a name="line.123"></a>
<span class="sourceLineNo">124</span> try {<a name="line.124"></a>
<span class="sourceLineNo">125</span><a name="line.125"></a>
<span class="sourceLineNo">126</span> for (int i = 0; i &lt; num; i++) {<a name="line.126"></a>
<span class="sourceLineNo">127</span> Put p = new Put(Bytes.toBytes(start + i));<a name="line.127"></a>
<span class="sourceLineNo">128</span> p.addColumn(fam, qualifier, mobVal);<a name="line.128"></a>
<span class="sourceLineNo">129</span> table.put(p);<a name="line.129"></a>
<span class="sourceLineNo">130</span> }<a name="line.130"></a>
<span class="sourceLineNo">131</span> admin.flush(table.getName());<a name="line.131"></a>
<span class="sourceLineNo">132</span> } catch (Exception e) {<a name="line.132"></a>
<span class="sourceLineNo">133</span> LOG.error("MOB file cleaner chore test FAILED", e);<a name="line.133"></a>
<span class="sourceLineNo">134</span> assertTrue(false);<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><a name="line.137"></a>
<span class="sourceLineNo">138</span> @After<a name="line.138"></a>
<span class="sourceLineNo">139</span> public void tearDown() throws Exception {<a name="line.139"></a>
<span class="sourceLineNo">140</span> admin.disableTable(tableDescriptor.getTableName());<a name="line.140"></a>
<span class="sourceLineNo">141</span> admin.deleteTable(tableDescriptor.getTableName());<a name="line.141"></a>
<span class="sourceLineNo">142</span> HTU.shutdownMiniCluster();<a name="line.142"></a>
<span class="sourceLineNo">143</span> }<a name="line.143"></a>
<span class="sourceLineNo">144</span><a name="line.144"></a>
<span class="sourceLineNo">145</span> @Test<a name="line.145"></a>
<span class="sourceLineNo">146</span> public void testMobFileCleanerChore() throws InterruptedException, IOException {<a name="line.146"></a>
<span class="sourceLineNo">147</span><a name="line.147"></a>
<span class="sourceLineNo">148</span> loadData(0, 10);<a name="line.148"></a>
<span class="sourceLineNo">149</span> loadData(10, 10);<a name="line.149"></a>
<span class="sourceLineNo">150</span> loadData(20, 10);<a name="line.150"></a>
<span class="sourceLineNo">151</span> long num = getNumberOfMobFiles(conf, table.getName(), new String(fam));<a name="line.151"></a>
<span class="sourceLineNo">152</span> assertEquals(3, num);<a name="line.152"></a>
<span class="sourceLineNo">153</span> // Major compact<a name="line.153"></a>
<span class="sourceLineNo">154</span> admin.majorCompact(tableDescriptor.getTableName(), fam);<a name="line.154"></a>
<span class="sourceLineNo">155</span> // wait until compaction is complete<a name="line.155"></a>
<span class="sourceLineNo">156</span> while (admin.getCompactionState(tableDescriptor.getTableName()) != CompactionState.NONE) {<a name="line.156"></a>
<span class="sourceLineNo">157</span> Thread.sleep(100);<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> num = getNumberOfMobFiles(conf, table.getName(), new String(fam));<a name="line.160"></a>
<span class="sourceLineNo">161</span> assertEquals(4, num);<a name="line.161"></a>
<span class="sourceLineNo">162</span> // We have guarantee, that compcated file discharger will run during this pause<a name="line.162"></a>
<span class="sourceLineNo">163</span> // because it has interval less than this wait time<a name="line.163"></a>
<span class="sourceLineNo">164</span> LOG.info("Waiting for {}ms", minAgeToArchive + 1000);<a name="line.164"></a>
<span class="sourceLineNo">165</span><a name="line.165"></a>
<span class="sourceLineNo">166</span> Thread.sleep(minAgeToArchive + 1000);<a name="line.166"></a>
<span class="sourceLineNo">167</span> LOG.info("Cleaning up MOB files");<a name="line.167"></a>
<span class="sourceLineNo">168</span> // Cleanup<a name="line.168"></a>
<span class="sourceLineNo">169</span> MobFileCleanupUtil.cleanupObsoleteMobFiles(conf, table.getName(), admin);<a name="line.169"></a>
<span class="sourceLineNo">170</span><a name="line.170"></a>
<span class="sourceLineNo">171</span> // verify that nothing have happened<a name="line.171"></a>
<span class="sourceLineNo">172</span> num = getNumberOfMobFiles(conf, table.getName(), new String(fam));<a name="line.172"></a>
<span class="sourceLineNo">173</span> assertEquals(4, num);<a name="line.173"></a>
<span class="sourceLineNo">174</span><a name="line.174"></a>
<span class="sourceLineNo">175</span> long scanned = scanTable();<a name="line.175"></a>
<span class="sourceLineNo">176</span> assertEquals(30, scanned);<a name="line.176"></a>
<span class="sourceLineNo">177</span><a name="line.177"></a>
<span class="sourceLineNo">178</span> // add a MOB file to with a name refering to a non-existing region<a name="line.178"></a>
<span class="sourceLineNo">179</span> Path extraMOBFile = MobTestUtil.generateMOBFileForRegion(conf, table.getName(),<a name="line.179"></a>
<span class="sourceLineNo">180</span> familyDescriptor, "nonExistentRegion");<a name="line.180"></a>
<span class="sourceLineNo">181</span> num = getNumberOfMobFiles(conf, table.getName(), new String(fam));<a name="line.181"></a>
<span class="sourceLineNo">182</span> assertEquals(5, num);<a name="line.182"></a>
<span class="sourceLineNo">183</span><a name="line.183"></a>
<span class="sourceLineNo">184</span> LOG.info("Waiting for {}ms", minAgeToArchive + 1000);<a name="line.184"></a>
<span class="sourceLineNo">185</span><a name="line.185"></a>
<span class="sourceLineNo">186</span> Thread.sleep(minAgeToArchive + 1000);<a name="line.186"></a>
<span class="sourceLineNo">187</span> LOG.info("Cleaning up MOB files");<a name="line.187"></a>
<span class="sourceLineNo">188</span> MobFileCleanupUtil.cleanupObsoleteMobFiles(conf, table.getName(), admin);<a name="line.188"></a>
<span class="sourceLineNo">189</span><a name="line.189"></a>
<span class="sourceLineNo">190</span> // check that the extra file got deleted<a name="line.190"></a>
<span class="sourceLineNo">191</span> num = getNumberOfMobFiles(conf, table.getName(), new String(fam));<a name="line.191"></a>
<span class="sourceLineNo">192</span> assertEquals(4, num);<a name="line.192"></a>
<span class="sourceLineNo">193</span><a name="line.193"></a>
<span class="sourceLineNo">194</span> FileSystem fs = FileSystem.get(conf);<a name="line.194"></a>
<span class="sourceLineNo">195</span> assertFalse(fs.exists(extraMOBFile));<a name="line.195"></a>
<span class="sourceLineNo">196</span><a name="line.196"></a>
<span class="sourceLineNo">197</span> scanned = scanTable();<a name="line.197"></a>
<span class="sourceLineNo">198</span> assertEquals(30, scanned);<a name="line.198"></a>
<span class="sourceLineNo">199</span><a name="line.199"></a>
<span class="sourceLineNo">200</span> }<a name="line.200"></a>
<span class="sourceLineNo">201</span><a name="line.201"></a>
<span class="sourceLineNo">202</span> private long getNumberOfMobFiles(Configuration conf, TableName tableName, String family)<a name="line.202"></a>
<span class="sourceLineNo">203</span> throws IOException {<a name="line.203"></a>
<span class="sourceLineNo">204</span> FileSystem fs = FileSystem.get(conf);<a name="line.204"></a>
<span class="sourceLineNo">205</span> Path dir = MobUtils.getMobFamilyPath(conf, tableName, family);<a name="line.205"></a>
<span class="sourceLineNo">206</span> FileStatus[] stat = fs.listStatus(dir);<a name="line.206"></a>
<span class="sourceLineNo">207</span> for (FileStatus st : stat) {<a name="line.207"></a>
<span class="sourceLineNo">208</span> LOG.debug("DDDD MOB Directory content: {} size={}", st.getPath(), st.getLen());<a name="line.208"></a>
<span class="sourceLineNo">209</span> }<a name="line.209"></a>
<span class="sourceLineNo">210</span> LOG.debug("MOB Directory content total files: {}", stat.length);<a name="line.210"></a>
<span class="sourceLineNo">211</span><a name="line.211"></a>
<span class="sourceLineNo">212</span> return stat.length;<a name="line.212"></a>
<span class="sourceLineNo">213</span> }<a name="line.213"></a>
<span class="sourceLineNo">214</span><a name="line.214"></a>
<span class="sourceLineNo">215</span> private long scanTable() {<a name="line.215"></a>
<span class="sourceLineNo">216</span> try {<a name="line.216"></a>
<span class="sourceLineNo">217</span><a name="line.217"></a>
<span class="sourceLineNo">218</span> Result result;<a name="line.218"></a>
<span class="sourceLineNo">219</span> ResultScanner scanner = table.getScanner(fam);<a name="line.219"></a>
<span class="sourceLineNo">220</span> long counter = 0;<a name="line.220"></a>
<span class="sourceLineNo">221</span> while ((result = scanner.next()) != null) {<a name="line.221"></a>
<span class="sourceLineNo">222</span> assertTrue(Arrays.equals(result.getValue(fam, qualifier), mobVal));<a name="line.222"></a>
<span class="sourceLineNo">223</span> counter++;<a name="line.223"></a>
<span class="sourceLineNo">224</span> }<a name="line.224"></a>
<span class="sourceLineNo">225</span> return counter;<a name="line.225"></a>
<span class="sourceLineNo">226</span> } catch (Exception e) {<a name="line.226"></a>
<span class="sourceLineNo">227</span> e.printStackTrace();<a name="line.227"></a>
<span class="sourceLineNo">228</span> LOG.error("MOB file cleaner chore test FAILED");<a name="line.228"></a>
<span class="sourceLineNo">229</span> if (HTU != null) {<a name="line.229"></a>
<span class="sourceLineNo">230</span> assertTrue(false);<a name="line.230"></a>
<span class="sourceLineNo">231</span> } else {<a name="line.231"></a>
<span class="sourceLineNo">232</span> System.exit(-1);<a name="line.232"></a>
<span class="sourceLineNo">233</span> }<a name="line.233"></a>
<span class="sourceLineNo">234</span> }<a name="line.234"></a>
<span class="sourceLineNo">235</span> return 0;<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>
</pre>
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