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<pre><span class="source-line-no">001</span><span id="line-1">/*</span>
<span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span>
<span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span>
<span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span>
<span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span>
<span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span>
<span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span>
<span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span>
<span class="source-line-no">009</span><span id="line-9"> *</span>
<span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span>
<span class="source-line-no">011</span><span id="line-11"> *</span>
<span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span>
<span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
<span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span>
<span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span>
<span class="source-line-no">017</span><span id="line-17"> */</span>
<span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.regionserver;</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.assertEquals;</span>
<span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertNotNull;</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.util.ArrayList;</span>
<span class="source-line-no">024</span><span id="line-24">import java.util.List;</span>
<span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.HBaseClassTestRule;</span>
<span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HBaseTestingUtil;</span>
<span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.HConstants;</span>
<span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.TableName;</span>
<span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.client.Admin;</span>
<span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span>
<span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.client.Put;</span>
<span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.client.Scan;</span>
<span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.client.Table;</span>
<span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.client.TableDescriptorBuilder;</span>
<span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.master.cleaner.TimeToLiveHFileCleaner;</span>
<span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.regionserver.compactions.CompactionConfiguration;</span>
<span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.testclassification.LargeTests;</span>
<span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.util.Bytes;</span>
<span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.util.JVMClusterUtil;</span>
<span class="source-line-no">040</span><span id="line-40">import org.junit.After;</span>
<span class="source-line-no">041</span><span id="line-41">import org.junit.AfterClass;</span>
<span class="source-line-no">042</span><span id="line-42">import org.junit.Before;</span>
<span class="source-line-no">043</span><span id="line-43">import org.junit.BeforeClass;</span>
<span class="source-line-no">044</span><span id="line-44">import org.junit.ClassRule;</span>
<span class="source-line-no">045</span><span id="line-45">import org.junit.Test;</span>
<span class="source-line-no">046</span><span id="line-46">import org.junit.experimental.categories.Category;</span>
<span class="source-line-no">047</span><span id="line-47">import org.slf4j.Logger;</span>
<span class="source-line-no">048</span><span id="line-48">import org.slf4j.LoggerFactory;</span>
<span class="source-line-no">049</span><span id="line-49"></span>
<span class="source-line-no">050</span><span id="line-50">@Category({ LargeTests.class })</span>
<span class="source-line-no">051</span><span id="line-51">public class TestCleanupCompactedFileAfterFailover {</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 final Logger LOG =</span>
<span class="source-line-no">054</span><span id="line-54"> LoggerFactory.getLogger(TestCleanupCompactedFileAfterFailover.class);</span>
<span class="source-line-no">055</span><span id="line-55"></span>
<span class="source-line-no">056</span><span id="line-56"> @ClassRule</span>
<span class="source-line-no">057</span><span id="line-57"> public static final HBaseClassTestRule CLASS_RULE =</span>
<span class="source-line-no">058</span><span id="line-58"> HBaseClassTestRule.forClass(TestCleanupCompactedFileAfterFailover.class);</span>
<span class="source-line-no">059</span><span id="line-59"></span>
<span class="source-line-no">060</span><span id="line-60"> private static HBaseTestingUtil TEST_UTIL;</span>
<span class="source-line-no">061</span><span id="line-61"> private static Admin admin;</span>
<span class="source-line-no">062</span><span id="line-62"> private static Table table;</span>
<span class="source-line-no">063</span><span id="line-63"></span>
<span class="source-line-no">064</span><span id="line-64"> private static TableName TABLE_NAME = TableName.valueOf("TestCleanupCompactedFileAfterFailover");</span>
<span class="source-line-no">065</span><span id="line-65"> private static byte[] ROW = Bytes.toBytes("row");</span>
<span class="source-line-no">066</span><span id="line-66"> private static byte[] FAMILY = Bytes.toBytes("cf");</span>
<span class="source-line-no">067</span><span id="line-67"> private static byte[] QUALIFIER = Bytes.toBytes("cq");</span>
<span class="source-line-no">068</span><span id="line-68"> private static byte[] VALUE = Bytes.toBytes("value");</span>
<span class="source-line-no">069</span><span id="line-69"> private static final int RS_NUMBER = 5;</span>
<span class="source-line-no">070</span><span id="line-70"></span>
<span class="source-line-no">071</span><span id="line-71"> @BeforeClass</span>
<span class="source-line-no">072</span><span id="line-72"> public static void beforeClass() throws Exception {</span>
<span class="source-line-no">073</span><span id="line-73"> TEST_UTIL = new HBaseTestingUtil();</span>
<span class="source-line-no">074</span><span id="line-74"> // Set the scanner lease to 20min, so the scanner can't be closed by RegionServer</span>
<span class="source-line-no">075</span><span id="line-75"> TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD, 1200000);</span>
<span class="source-line-no">076</span><span id="line-76"> TEST_UTIL.getConfiguration().setInt(CompactionConfiguration.HBASE_HSTORE_COMPACTION_MIN_KEY,</span>
<span class="source-line-no">077</span><span id="line-77"> 100);</span>
<span class="source-line-no">078</span><span id="line-78"> TEST_UTIL.getConfiguration().set("dfs.blocksize", "64000");</span>
<span class="source-line-no">079</span><span id="line-79"> TEST_UTIL.getConfiguration().set("dfs.namenode.fs-limits.min-block-size", "1024");</span>
<span class="source-line-no">080</span><span id="line-80"> TEST_UTIL.getConfiguration().set(TimeToLiveHFileCleaner.TTL_CONF_KEY, "0");</span>
<span class="source-line-no">081</span><span id="line-81"> TEST_UTIL.startMiniCluster(RS_NUMBER);</span>
<span class="source-line-no">082</span><span id="line-82"> admin = TEST_UTIL.getAdmin();</span>
<span class="source-line-no">083</span><span id="line-83"> }</span>
<span class="source-line-no">084</span><span id="line-84"></span>
<span class="source-line-no">085</span><span id="line-85"> @AfterClass</span>
<span class="source-line-no">086</span><span id="line-86"> public static void afterClass() throws Exception {</span>
<span class="source-line-no">087</span><span id="line-87"> TEST_UTIL.shutdownMiniCluster();</span>
<span class="source-line-no">088</span><span id="line-88"> }</span>
<span class="source-line-no">089</span><span id="line-89"></span>
<span class="source-line-no">090</span><span id="line-90"> @Before</span>
<span class="source-line-no">091</span><span id="line-91"> public void before() throws Exception {</span>
<span class="source-line-no">092</span><span id="line-92"> TableDescriptorBuilder builder = TableDescriptorBuilder.newBuilder(TABLE_NAME);</span>
<span class="source-line-no">093</span><span id="line-93"> builder.setColumnFamily(ColumnFamilyDescriptorBuilder.of(FAMILY));</span>
<span class="source-line-no">094</span><span id="line-94"> admin.createTable(builder.build());</span>
<span class="source-line-no">095</span><span id="line-95"> TEST_UTIL.waitTableAvailable(TABLE_NAME);</span>
<span class="source-line-no">096</span><span id="line-96"> table = TEST_UTIL.getConnection().getTable(TABLE_NAME);</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"> @After</span>
<span class="source-line-no">100</span><span id="line-100"> public void after() throws Exception {</span>
<span class="source-line-no">101</span><span id="line-101"> admin.disableTable(TABLE_NAME);</span>
<span class="source-line-no">102</span><span id="line-102"> admin.deleteTable(TABLE_NAME);</span>
<span class="source-line-no">103</span><span id="line-103"> }</span>
<span class="source-line-no">104</span><span id="line-104"></span>
<span class="source-line-no">105</span><span id="line-105"> @Test</span>
<span class="source-line-no">106</span><span id="line-106"> public void testCleanupAfterFailoverWithCompactOnce() throws Exception {</span>
<span class="source-line-no">107</span><span id="line-107"> testCleanupAfterFailover(1);</span>
<span class="source-line-no">108</span><span id="line-108"> }</span>
<span class="source-line-no">109</span><span id="line-109"></span>
<span class="source-line-no">110</span><span id="line-110"> @Test</span>
<span class="source-line-no">111</span><span id="line-111"> public void testCleanupAfterFailoverWithCompactTwice() throws Exception {</span>
<span class="source-line-no">112</span><span id="line-112"> testCleanupAfterFailover(2);</span>
<span class="source-line-no">113</span><span id="line-113"> }</span>
<span class="source-line-no">114</span><span id="line-114"></span>
<span class="source-line-no">115</span><span id="line-115"> @Test</span>
<span class="source-line-no">116</span><span id="line-116"> public void testCleanupAfterFailoverWithCompactThreeTimes() throws Exception {</span>
<span class="source-line-no">117</span><span id="line-117"> testCleanupAfterFailover(3);</span>
<span class="source-line-no">118</span><span id="line-118"> }</span>
<span class="source-line-no">119</span><span id="line-119"></span>
<span class="source-line-no">120</span><span id="line-120"> private void testCleanupAfterFailover(int compactNum) throws Exception {</span>
<span class="source-line-no">121</span><span id="line-121"> HRegionServer rsServedTable = null;</span>
<span class="source-line-no">122</span><span id="line-122"> List&lt;HRegion&gt; regions = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">123</span><span id="line-123"> for (JVMClusterUtil.RegionServerThread rsThread : TEST_UTIL.getHBaseCluster()</span>
<span class="source-line-no">124</span><span id="line-124"> .getLiveRegionServerThreads()) {</span>
<span class="source-line-no">125</span><span id="line-125"> HRegionServer rs = rsThread.getRegionServer();</span>
<span class="source-line-no">126</span><span id="line-126"> if (rs.getOnlineTables().contains(TABLE_NAME)) {</span>
<span class="source-line-no">127</span><span id="line-127"> regions.addAll(rs.getRegions(TABLE_NAME));</span>
<span class="source-line-no">128</span><span id="line-128"> rsServedTable = rs;</span>
<span class="source-line-no">129</span><span id="line-129"> }</span>
<span class="source-line-no">130</span><span id="line-130"> }</span>
<span class="source-line-no">131</span><span id="line-131"> assertNotNull(rsServedTable);</span>
<span class="source-line-no">132</span><span id="line-132"> assertEquals("Table should only have one region", 1, regions.size());</span>
<span class="source-line-no">133</span><span id="line-133"> HRegion region = regions.get(0);</span>
<span class="source-line-no">134</span><span id="line-134"> HStore store = region.getStore(FAMILY);</span>
<span class="source-line-no">135</span><span id="line-135"></span>
<span class="source-line-no">136</span><span id="line-136"> writeDataAndFlush(3, region);</span>
<span class="source-line-no">137</span><span id="line-137"> assertEquals(3, store.getStorefilesCount());</span>
<span class="source-line-no">138</span><span id="line-138"></span>
<span class="source-line-no">139</span><span id="line-139"> // Open a scanner and not close, then the storefile will be referenced</span>
<span class="source-line-no">140</span><span id="line-140"> store.getScanner(new Scan(), null, 0);</span>
<span class="source-line-no">141</span><span id="line-141"></span>
<span class="source-line-no">142</span><span id="line-142"> region.compact(true);</span>
<span class="source-line-no">143</span><span id="line-143"> assertEquals(1, store.getStorefilesCount());</span>
<span class="source-line-no">144</span><span id="line-144"> // The compacted file should not be archived as there are references by user scanner</span>
<span class="source-line-no">145</span><span id="line-145"> assertEquals(3, store.getStoreEngine().getStoreFileManager().getCompactedfiles().size());</span>
<span class="source-line-no">146</span><span id="line-146"></span>
<span class="source-line-no">147</span><span id="line-147"> for (int i = 1; i &lt; compactNum; i++) {</span>
<span class="source-line-no">148</span><span id="line-148"> // Compact again</span>
<span class="source-line-no">149</span><span id="line-149"> region.compact(true);</span>
<span class="source-line-no">150</span><span id="line-150"> assertEquals(1, store.getStorefilesCount());</span>
<span class="source-line-no">151</span><span id="line-151"> store.closeAndArchiveCompactedFiles();</span>
<span class="source-line-no">152</span><span id="line-152"> // Compacted storefiles still be 3 as the new compacted storefile was archived</span>
<span class="source-line-no">153</span><span id="line-153"> assertEquals(3, store.getStoreEngine().getStoreFileManager().getCompactedfiles().size());</span>
<span class="source-line-no">154</span><span id="line-154"> }</span>
<span class="source-line-no">155</span><span id="line-155"></span>
<span class="source-line-no">156</span><span id="line-156"> int walNum = rsServedTable.getWALs().size();</span>
<span class="source-line-no">157</span><span id="line-157"> // Roll WAL</span>
<span class="source-line-no">158</span><span id="line-158"> rsServedTable.getWalRoller().requestRollAll();</span>
<span class="source-line-no">159</span><span id="line-159"> // Flush again</span>
<span class="source-line-no">160</span><span id="line-160"> region.flush(true);</span>
<span class="source-line-no">161</span><span id="line-161"> // The WAL which contains compaction event marker should be archived</span>
<span class="source-line-no">162</span><span id="line-162"> assertEquals("The old WAL should be archived", walNum, rsServedTable.getWALs().size());</span>
<span class="source-line-no">163</span><span id="line-163"></span>
<span class="source-line-no">164</span><span id="line-164"> rsServedTable.kill();</span>
<span class="source-line-no">165</span><span id="line-165"> // Sleep to wait failover</span>
<span class="source-line-no">166</span><span id="line-166"> Thread.sleep(3000);</span>
<span class="source-line-no">167</span><span id="line-167"> TEST_UTIL.waitTableAvailable(TABLE_NAME);</span>
<span class="source-line-no">168</span><span id="line-168"></span>
<span class="source-line-no">169</span><span id="line-169"> regions.clear();</span>
<span class="source-line-no">170</span><span id="line-170"> for (JVMClusterUtil.RegionServerThread rsThread : TEST_UTIL.getHBaseCluster()</span>
<span class="source-line-no">171</span><span id="line-171"> .getLiveRegionServerThreads()) {</span>
<span class="source-line-no">172</span><span id="line-172"> HRegionServer rs = rsThread.getRegionServer();</span>
<span class="source-line-no">173</span><span id="line-173"> if (rs != rsServedTable &amp;&amp; rs.getOnlineTables().contains(TABLE_NAME)) {</span>
<span class="source-line-no">174</span><span id="line-174"> regions.addAll(rs.getRegions(TABLE_NAME));</span>
<span class="source-line-no">175</span><span id="line-175"> }</span>
<span class="source-line-no">176</span><span id="line-176"> }</span>
<span class="source-line-no">177</span><span id="line-177"> assertEquals("Table should only have one region", 1, regions.size());</span>
<span class="source-line-no">178</span><span id="line-178"> region = regions.get(0);</span>
<span class="source-line-no">179</span><span id="line-179"> store = region.getStore(FAMILY);</span>
<span class="source-line-no">180</span><span id="line-180"> // The compacted storefile should be cleaned and only have 1 storefile</span>
<span class="source-line-no">181</span><span id="line-181"> assertEquals(1, store.getStorefilesCount());</span>
<span class="source-line-no">182</span><span id="line-182"> }</span>
<span class="source-line-no">183</span><span id="line-183"></span>
<span class="source-line-no">184</span><span id="line-184"> private void writeDataAndFlush(int fileNum, HRegion region) throws Exception {</span>
<span class="source-line-no">185</span><span id="line-185"> for (int i = 0; i &lt; fileNum; i++) {</span>
<span class="source-line-no">186</span><span id="line-186"> for (int j = 0; j &lt; 100; j++) {</span>
<span class="source-line-no">187</span><span id="line-187"> table.put(new Put(concat(ROW, j)).addColumn(FAMILY, QUALIFIER, concat(VALUE, j)));</span>
<span class="source-line-no">188</span><span id="line-188"> }</span>
<span class="source-line-no">189</span><span id="line-189"> region.flush(true);</span>
<span class="source-line-no">190</span><span id="line-190"> }</span>
<span class="source-line-no">191</span><span id="line-191"> }</span>
<span class="source-line-no">192</span><span id="line-192"></span>
<span class="source-line-no">193</span><span id="line-193"> private byte[] concat(byte[] base, int index) {</span>
<span class="source-line-no">194</span><span id="line-194"> return Bytes.toBytes(Bytes.toString(base) + "-" + index);</span>
<span class="source-line-no">195</span><span id="line-195"> }</span>
<span class="source-line-no">196</span><span id="line-196">}</span>
</pre>
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