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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.regionserver;<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.assertTrue;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.fail;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.mockito.ArgumentMatchers.any;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.mockito.ArgumentMatchers.anyString;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.mockito.Mockito.atLeast;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import static org.mockito.Mockito.mock;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import static org.mockito.Mockito.verify;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import static org.mockito.Mockito.when;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span><a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.io.IOException;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.Map;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.conf.Configuration;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.fs.FileSystem;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.fs.Path;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.DroppedSnapshotException;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HConstants;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.Server;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.TableName;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Put;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.regionserver.wal.FSHLog;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.regionserver.wal.FailedLogCloseException;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManagerTestHelper;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.wal.WALProvider.Writer;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.After;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.junit.Before;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.junit.ClassRule;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.junit.Rule;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.junit.Test;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.junit.experimental.categories.Category;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.junit.rules.TestName;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.mockito.exceptions.verification.WantedButNotInvoked;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.slf4j.Logger;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.slf4j.LoggerFactory;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span><a name="line.64"></a> |
| <span class="sourceLineNo">065</span>/**<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> * Testing sync/append failures. Copied from TestHRegion.<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> */<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>@Category({ SmallTests.class })<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>public class TestFailedAppendAndSync {<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> @ClassRule<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> HBaseClassTestRule.forClass(TestFailedAppendAndSync.class);<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> private static final Logger LOG = LoggerFactory.getLogger(TestFailedAppendAndSync.class);<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> @Rule<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> public TestName name = new TestName();<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> private static final String COLUMN_FAMILY = "MyCF";<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> private static final byte[] COLUMN_FAMILY_BYTES = Bytes.toBytes(COLUMN_FAMILY);<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> HRegion region = null;<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> // Do not run unit tests in parallel (? Why not? It don't work? Why not? St.Ack)<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> private static HBaseTestingUtil TEST_UTIL;<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> public static Configuration CONF;<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> private String dir;<a name="line.86"></a> |
| <span class="sourceLineNo">087</span><a name="line.87"></a> |
| <span class="sourceLineNo">088</span> // Test names<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> protected TableName tableName;<a name="line.89"></a> |
| <span class="sourceLineNo">090</span><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> @Before<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> public void setup() throws IOException {<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> TEST_UTIL = new HBaseTestingUtil();<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> CONF = TEST_UTIL.getConfiguration();<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> // Disable block cache.<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> CONF.setFloat(HConstants.HFILE_BLOCK_CACHE_SIZE_KEY, 0f);<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> CONF.setLong(AbstractFSWAL.WAL_SYNC_TIMEOUT_MS, 10000);<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> dir = TEST_UTIL.getDataTestDir("TestHRegion").toString();<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> tableName = TableName.valueOf(name.getMethodName());<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> @After<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> public void tearDown() throws Exception {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> EnvironmentEdgeManagerTestHelper.reset();<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> LOG.info("Cleaning test directory: " + TEST_UTIL.getDataTestDir());<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> TEST_UTIL.cleanupTestDir();<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> }<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> String getName() {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> return name.getMethodName();<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> }<a name="line.111"></a> |
| <span class="sourceLineNo">112</span><a name="line.112"></a> |
| <span class="sourceLineNo">113</span> // Dodgy WAL. Will throw exceptions when flags set.<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> class DodgyFSLog extends FSHLog {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> volatile boolean throwSyncException = false;<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> volatile boolean throwAppendException = false;<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> volatile boolean throwArchiveException = false;<a name="line.117"></a> |
| <span class="sourceLineNo">118</span><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> final AtomicLong rolls = new AtomicLong(0);<a name="line.119"></a> |
| <span class="sourceLineNo">120</span><a name="line.120"></a> |
| <span class="sourceLineNo">121</span> public DodgyFSLog(FileSystem fs, Server server, Path root, String logDir, Configuration conf)<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> throws IOException {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> super(fs, server, root, logDir, conf);<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> @Override<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> public Map<byte[], List<byte[]>> rollWriter(boolean force)<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> throws FailedLogCloseException, IOException {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> Map<byte[], List<byte[]>> regions = super.rollWriter(force);<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> rolls.getAndIncrement();<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> return regions;<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> }<a name="line.132"></a> |
| <span class="sourceLineNo">133</span><a name="line.133"></a> |
| <span class="sourceLineNo">134</span> @Override<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> protected void archiveLogFile(Path p) throws IOException {<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> if (throwArchiveException) {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> throw new IOException("throw archival exception");<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> }<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> }<a name="line.139"></a> |
| <span class="sourceLineNo">140</span><a name="line.140"></a> |
| <span class="sourceLineNo">141</span> @Override<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> protected void archive(Pair<Path, Long> localLogsToArchive) {<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> super.archive(localLogsToArchive);<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> }<a name="line.144"></a> |
| <span class="sourceLineNo">145</span><a name="line.145"></a> |
| <span class="sourceLineNo">146</span> @Override<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> protected Writer createWriterInstance(FileSystem fs, Path path) throws IOException {<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> final Writer w = super.createWriterInstance(fs, path);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> return new Writer() {<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> @Override<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> public void close() throws IOException {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> w.close();<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> }<a name="line.153"></a> |
| <span class="sourceLineNo">154</span><a name="line.154"></a> |
| <span class="sourceLineNo">155</span> @Override<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> public void sync(boolean forceSync) throws IOException {<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> if (throwSyncException) {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> throw new IOException("FAKE! Failed to replace a bad datanode...");<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> }<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> w.sync(forceSync);<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> }<a name="line.161"></a> |
| <span class="sourceLineNo">162</span><a name="line.162"></a> |
| <span class="sourceLineNo">163</span> @Override<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> public void append(Entry entry) throws IOException {<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> if (throwAppendException) {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> throw new IOException("FAKE! Failed to replace a bad datanode...");<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> }<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> w.append(entry);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> }<a name="line.169"></a> |
| <span class="sourceLineNo">170</span><a name="line.170"></a> |
| <span class="sourceLineNo">171</span> @Override<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> public long getLength() {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> return w.getLength();<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span><a name="line.175"></a> |
| <span class="sourceLineNo">176</span> @Override<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> public long getSyncedLength() {<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> return w.getSyncedLength();<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> }<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> };<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> }<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> }<a name="line.182"></a> |
| <span class="sourceLineNo">183</span><a name="line.183"></a> |
| <span class="sourceLineNo">184</span> /**<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> * Reproduce locking up that happens when we get an exceptions appending and syncing. See<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> * HBASE-14317. First I need to set up some mocks for Server and RegionServerServices. I also need<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> * to set up a dodgy WAL that will throw an exception when we go to append to it.<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> */<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> @Test<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> public void testLockupAroundBadAssignSync() throws IOException {<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> // Make up mocked server and services.<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> RegionServerServices services = mock(RegionServerServices.class);<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> when(services.getConfiguration()).thenReturn(CONF);<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> when(services.isStopped()).thenReturn(false);<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> when(services.isAborted()).thenReturn(false);<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> // OK. Now I have my mocked up Server and RegionServerServices and my dodgy WAL, go ahead with<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> // the test.<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> FileSystem fs = FileSystem.get(CONF);<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> Path rootDir = new Path(dir + getName());<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> DodgyFSLog dodgyWAL = new DodgyFSLog(fs, (Server) services, rootDir, getName(), CONF);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> dodgyWAL.init();<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> LogRoller logRoller = new LogRoller(services);<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> logRoller.addWAL(dodgyWAL);<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> logRoller.start();<a name="line.204"></a> |
| <span class="sourceLineNo">205</span><a name="line.205"></a> |
| <span class="sourceLineNo">206</span> boolean threwOnSync = false;<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> boolean threwOnAppend = false;<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> boolean threwOnBoth = false;<a name="line.208"></a> |
| <span class="sourceLineNo">209</span><a name="line.209"></a> |
| <span class="sourceLineNo">210</span> HRegion region = initHRegion(tableName, null, null, CONF, dodgyWAL);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> try {<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> // Get some random bytes.<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> byte[] value = Bytes.toBytes(getName());<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> try {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> // First get something into memstore<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> Put put = new Put(value);<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> put.addColumn(COLUMN_FAMILY_BYTES, Bytes.toBytes("1"), value);<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> region.put(put);<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> } catch (IOException ioe) {<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> fail();<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> }<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> long rollsCount = dodgyWAL.rolls.get();<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> try {<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> dodgyWAL.throwAppendException = true;<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> dodgyWAL.throwSyncException = false;<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> Put put = new Put(value);<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> put.addColumn(COLUMN_FAMILY_BYTES, Bytes.toBytes("3"), value);<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> region.put(put);<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> } catch (IOException ioe) {<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> threwOnAppend = true;<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> }<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> while (rollsCount == dodgyWAL.rolls.get()) {<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> Threads.sleep(100);<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> }<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> rollsCount = dodgyWAL.rolls.get();<a name="line.235"></a> |
| <span class="sourceLineNo">236</span><a name="line.236"></a> |
| <span class="sourceLineNo">237</span> // When we get to here.. we should be ok. A new WAL has been put in place. There were no<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> // appends to sync. We should be able to continue.<a name="line.238"></a> |
| <span class="sourceLineNo">239</span><a name="line.239"></a> |
| <span class="sourceLineNo">240</span> try {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> dodgyWAL.throwAppendException = true;<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> dodgyWAL.throwSyncException = true;<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> Put put = new Put(value);<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> put.addColumn(COLUMN_FAMILY_BYTES, Bytes.toBytes("4"), value);<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> region.put(put);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> } catch (IOException ioe) {<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> threwOnBoth = true;<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> while (rollsCount == dodgyWAL.rolls.get()) {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> Threads.sleep(100);<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> }<a name="line.251"></a> |
| <span class="sourceLineNo">252</span><a name="line.252"></a> |
| <span class="sourceLineNo">253</span> // Again, all should be good. New WAL and no outstanding unsync'd edits so we should be able<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> // to just continue.<a name="line.254"></a> |
| <span class="sourceLineNo">255</span><a name="line.255"></a> |
| <span class="sourceLineNo">256</span> // So, should be no abort at this stage. Verify.<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> verify(services, atLeast(0)).abort(anyString(), any(Throwable.class));<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> try {<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> dodgyWAL.throwAppendException = false;<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> dodgyWAL.throwSyncException = true;<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> Put put = new Put(value);<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> put.addColumn(COLUMN_FAMILY_BYTES, Bytes.toBytes("2"), value);<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> region.rsServices = services;<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> region.put(put);<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> } catch (IOException ioe) {<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> threwOnSync = true;<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> }<a name="line.267"></a> |
| <span class="sourceLineNo">268</span><a name="line.268"></a> |
| <span class="sourceLineNo">269</span> region.rsServices = null;<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> // An append in the WAL but the sync failed is a server abort condition. That is our<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> // current semantic. Verify.<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> verify(services, atLeast(1)).abort(anyString(), any());<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> try {<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> dodgyWAL.throwAppendException = false;<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> dodgyWAL.throwSyncException = false;<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> dodgyWAL.throwArchiveException = true;<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> Pair<Path, Long> pair = new Pair<Path, Long>();<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> pair.setFirst(new Path("/a/b/"));<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> pair.setSecond(100L);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> dodgyWAL.archive(pair);<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> } catch (Throwable ioe) {<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> }<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> while (true) {<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> try {<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> // one more abort needs to be called<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> verify(services, atLeast(2)).abort(anyString(), any());<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> break;<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> } catch (WantedButNotInvoked t) {<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> Threads.sleep(1);<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> }<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> }<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> } finally {<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> // To stop logRoller, its server has to say it is stopped.<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> when(services.isStopped()).thenReturn(true);<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> if (logRoller != null) logRoller.close();<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> if (region != null) {<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> try {<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> region.close(true);<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> } catch (DroppedSnapshotException e) {<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> LOG.info("On way out; expected!", e);<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> }<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> }<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> if (dodgyWAL != null) dodgyWAL.close();<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> assertTrue("The regionserver should have thrown an exception", threwOnBoth);<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> assertTrue("The regionserver should have thrown an exception", threwOnAppend);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> assertTrue("The regionserver should have thrown an exception", threwOnSync);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> }<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> }<a name="line.308"></a> |
| <span class="sourceLineNo">309</span><a name="line.309"></a> |
| <span class="sourceLineNo">310</span> /**<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> * @return A region on which you must call {@link HBaseTestingUtil#closeRegionAndWAL(HRegion)}<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> * when done.<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> */<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> public static HRegion initHRegion(TableName tableName, byte[] startKey, byte[] stopKey,<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> Configuration conf, WAL wal) throws IOException {<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> ChunkCreator.initialize(MemStoreLAB.CHUNK_SIZE_DEFAULT, false, 0, 0, 0, null,<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> MemStoreLAB.INDEX_CHUNK_SIZE_PERCENTAGE_DEFAULT);<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> return TEST_UTIL.createLocalHRegion(tableName, startKey, stopKey, conf, false,<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> Durability.SYNC_WAL, wal, COLUMN_FAMILY_BYTES);<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<a name="line.320"></a> |
| <span class="sourceLineNo">321</span>}<a name="line.321"></a> |
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| </div> |
| </body> |
| </html> |
