| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <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;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.HConstants.HBASE_SPLIT_WAL_COORDINATED_BY_ZK;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.HConstants.HBASE_SPLIT_WAL_MAX_SPLITTER;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.master.procedure.ServerProcedureInterface.ServerOperationType.SPLIT_WAL;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.ArrayList;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.List;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.concurrent.CountDownLatch;<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.Path;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HConstants;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.ServerName;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.TableName;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.master.procedure.ServerProcedureInterface;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.procedure2.ProcedureSuspendedException;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.procedure2.ProcedureYieldException;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.procedure2.StateMachineProcedure;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.JVMClusterUtil;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.wal.AbstractFSWALProvider;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.junit.After;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.junit.Assert;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.junit.Before;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.junit.ClassRule;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.Test;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.experimental.categories.Category;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.slf4j.Logger;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.slf4j.LoggerFactory;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span>@Category({ MasterTests.class, LargeTests.class })<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span>public class TestSplitWALManager {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span><a name="line.64"></a> |
| <span class="sourceLineNo">065</span> @ClassRule<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> HBaseClassTestRule.forClass(TestSplitWALManager.class);<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> private static final Logger LOG = LoggerFactory.getLogger(TestSplitWALManager.class);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> private static HBaseTestingUtility TEST_UTIL;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> private HMaster master;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> private SplitWALManager splitWALManager;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> private TableName TABLE_NAME;<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> private byte[] FAMILY;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span><a name="line.75"></a> |
| <span class="sourceLineNo">076</span> @Before<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> public void setup() throws Exception {<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> TEST_UTIL = new HBaseTestingUtility();<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> TEST_UTIL.getConfiguration().setBoolean(HBASE_SPLIT_WAL_COORDINATED_BY_ZK, false);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> TEST_UTIL.getConfiguration().setInt(HBASE_SPLIT_WAL_MAX_SPLITTER, 1);<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> TEST_UTIL.startMiniCluster(3);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> master = TEST_UTIL.getHBaseCluster().getMaster();<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> splitWALManager = master.getSplitWALManager();<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> TABLE_NAME = TableName.valueOf(Bytes.toBytes("TestSplitWALManager"));<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> FAMILY = Bytes.toBytes("test");<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> }<a name="line.86"></a> |
| <span class="sourceLineNo">087</span><a name="line.87"></a> |
| <span class="sourceLineNo">088</span> @After<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> public void teardown() throws Exception {<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> TEST_UTIL.shutdownMiniCluster();<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> }<a name="line.91"></a> |
| <span class="sourceLineNo">092</span><a name="line.92"></a> |
| <span class="sourceLineNo">093</span> @Test<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> public void testAcquireAndRelease() throws Exception {<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> List<FakeServerProcedure> testProcedures = new ArrayList<>();<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> for (int i = 0; i < 4; i++) {<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> testProcedures.add(new FakeServerProcedure(<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> TEST_UTIL.getHBaseCluster().getServerHoldingMeta()));<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> }<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> ServerName server = splitWALManager.acquireSplitWALWorker(testProcedures.get(0));<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> Assert.assertNotNull(server);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> Assert.assertNotNull(splitWALManager.acquireSplitWALWorker(testProcedures.get(1)));<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> Assert.assertNotNull(splitWALManager.acquireSplitWALWorker(testProcedures.get(2)));<a name="line.103"></a> |
| <span class="sourceLineNo">104</span><a name="line.104"></a> |
| <span class="sourceLineNo">105</span> Exception e = null;<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> try {<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> splitWALManager.acquireSplitWALWorker(testProcedures.get(3));<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> } catch (ProcedureSuspendedException suspendException) {<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> e = suspendException;<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> }<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> Assert.assertNotNull(e);<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> Assert.assertTrue(e instanceof ProcedureSuspendedException);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span><a name="line.113"></a> |
| <span class="sourceLineNo">114</span> splitWALManager.releaseSplitWALWorker(server, TEST_UTIL.getHBaseCluster().getMaster()<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> .getMasterProcedureExecutor().getEnvironment().getProcedureScheduler());<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> Assert.assertNotNull(splitWALManager.acquireSplitWALWorker(testProcedures.get(3)));<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> }<a name="line.117"></a> |
| <span class="sourceLineNo">118</span><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> @Test<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> public void testAddNewServer() throws Exception {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> List<FakeServerProcedure> testProcedures = new ArrayList<>();<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> for (int i = 0; i < 4; i++) {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> testProcedures.add(new FakeServerProcedure(<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> TEST_UTIL.getHBaseCluster().getServerHoldingMeta()));<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> }<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> ServerName server = splitWALManager.acquireSplitWALWorker(testProcedures.get(0));<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> Assert.assertNotNull(server);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> Assert.assertNotNull(splitWALManager.acquireSplitWALWorker(testProcedures.get(1)));<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> Assert.assertNotNull(splitWALManager.acquireSplitWALWorker(testProcedures.get(2)));<a name="line.129"></a> |
| <span class="sourceLineNo">130</span><a name="line.130"></a> |
| <span class="sourceLineNo">131</span> Exception e = null;<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> try {<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> splitWALManager.acquireSplitWALWorker(testProcedures.get(3));<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> } catch (ProcedureSuspendedException suspendException) {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> e = suspendException;<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> }<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> Assert.assertNotNull(e);<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> Assert.assertTrue(e instanceof ProcedureSuspendedException);<a name="line.138"></a> |
| <span class="sourceLineNo">139</span><a name="line.139"></a> |
| <span class="sourceLineNo">140</span> JVMClusterUtil.RegionServerThread newServer = TEST_UTIL.getHBaseCluster().startRegionServer();<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> newServer.waitForServerOnline();<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> Assert.assertNotNull(splitWALManager.acquireSplitWALWorker(testProcedures.get(3)));<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 testCreateSplitWALProcedures() throws Exception {<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> TEST_UTIL.createTable(TABLE_NAME, FAMILY, TEST_UTIL.KEYS_FOR_HBA_CREATE_TABLE);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> // load table<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> TEST_UTIL.loadTable(TEST_UTIL.getConnection().getTable(TABLE_NAME), FAMILY);<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> ProcedureExecutor<MasterProcedureEnv> masterPE = master.getMasterProcedureExecutor();<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> ServerName metaServer = TEST_UTIL.getHBaseCluster().getServerHoldingMeta();<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> Path metaWALDir = new Path(TEST_UTIL.getDefaultRootDirPath(),<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> AbstractFSWALProvider.getWALDirectoryName(metaServer.toString()));<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> // Test splitting meta wal<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> FileStatus[] wals =<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> TEST_UTIL.getTestFileSystem().listStatus(metaWALDir, MasterWalManager.META_FILTER);<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> Assert.assertEquals(1, wals.length);<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> List<Procedure> testProcedures =<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> splitWALManager.createSplitWALProcedures(Lists.newArrayList(wals[0]), metaServer);<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> Assert.assertEquals(1, testProcedures.size());<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> ProcedureTestingUtility.submitAndWait(masterPE, testProcedures.get(0));<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> Assert.assertFalse(TEST_UTIL.getTestFileSystem().exists(wals[0].getPath()));<a name="line.162"></a> |
| <span class="sourceLineNo">163</span><a name="line.163"></a> |
| <span class="sourceLineNo">164</span> // Test splitting wal<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> wals = TEST_UTIL.getTestFileSystem().listStatus(metaWALDir, MasterWalManager.NON_META_FILTER);<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> Assert.assertEquals(1, wals.length);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> testProcedures =<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> splitWALManager.createSplitWALProcedures(Lists.newArrayList(wals[0]), metaServer);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> Assert.assertEquals(1, testProcedures.size());<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> ProcedureTestingUtility.submitAndWait(masterPE, testProcedures.get(0));<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> Assert.assertFalse(TEST_UTIL.getTestFileSystem().exists(wals[0].getPath()));<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> }<a name="line.172"></a> |
| <span class="sourceLineNo">173</span><a name="line.173"></a> |
| <span class="sourceLineNo">174</span> @Test<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> public void testAcquireAndReleaseSplitWALWorker() throws Exception {<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> ProcedureExecutor<MasterProcedureEnv> masterPE = master.getMasterProcedureExecutor();<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> List<FakeServerProcedure> testProcedures = new ArrayList<>();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> for (int i = 0; i < 3; i++) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> FakeServerProcedure procedure =<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> new FakeServerProcedure(TEST_UTIL.getHBaseCluster().getRegionServer(i).getServerName());<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> testProcedures.add(procedure);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> ProcedureTestingUtility.submitProcedure(masterPE, procedure, HConstants.NO_NONCE,<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> HConstants.NO_NONCE);<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> }<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> TEST_UTIL.waitFor(10000, () -> testProcedures.get(2).isWorkerAcquired());<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> FakeServerProcedure failedProcedure =<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> new FakeServerProcedure(TEST_UTIL.getHBaseCluster().getServerHoldingMeta());<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> ProcedureTestingUtility.submitProcedure(masterPE, failedProcedure, HConstants.NO_NONCE,<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> HConstants.NO_NONCE);<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> TEST_UTIL.waitFor(20000, () -> failedProcedure.isTriedToAcquire());<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> Assert.assertFalse(failedProcedure.isWorkerAcquired());<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> // let one procedure finish and release worker<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> testProcedures.get(0).countDown();<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> TEST_UTIL.waitFor(10000, () -> failedProcedure.isWorkerAcquired());<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> Assert.assertTrue(testProcedures.get(0).isSuccess());<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> }<a name="line.196"></a> |
| <span class="sourceLineNo">197</span><a name="line.197"></a> |
| <span class="sourceLineNo">198</span> @Test<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> public void testGetWALsToSplit() throws Exception {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> TEST_UTIL.createTable(TABLE_NAME, FAMILY, TEST_UTIL.KEYS_FOR_HBA_CREATE_TABLE);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> // load table<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> TEST_UTIL.loadTable(TEST_UTIL.getConnection().getTable(TABLE_NAME), FAMILY);<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> ServerName metaServer = TEST_UTIL.getHBaseCluster().getServerHoldingMeta();<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> List<FileStatus> metaWals = splitWALManager.getWALsToSplit(metaServer, true);<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> Assert.assertEquals(1, metaWals.size());<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> List<FileStatus> wals = splitWALManager.getWALsToSplit(metaServer, false);<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> Assert.assertEquals(1, wals.size());<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> ServerName testServer = TEST_UTIL.getHBaseCluster().getRegionServerThreads().stream()<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> .map(rs -> rs.getRegionServer().getServerName()).filter(rs -> rs != metaServer).findAny()<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> .get();<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> metaWals = splitWALManager.getWALsToSplit(testServer, true);<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> Assert.assertEquals(0, metaWals.size());<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 void splitLogsTestHelper(HBaseTestingUtility testUtil) throws Exception {<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> HMaster hmaster = testUtil.getHBaseCluster().getMaster();<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> SplitWALManager splitWALManager = hmaster.getSplitWALManager();<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> LOG.info("The Master FS is pointing to: " + hmaster.getMasterFileSystem()<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> .getFileSystem().getUri());<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> LOG.info("The WAL FS is pointing to: " + hmaster.getMasterFileSystem()<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> .getWALFileSystem().getUri());<a name="line.221"></a> |
| <span class="sourceLineNo">222</span><a name="line.222"></a> |
| <span class="sourceLineNo">223</span> testUtil.createTable(TABLE_NAME, FAMILY, testUtil.KEYS_FOR_HBA_CREATE_TABLE);<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> // load table<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> testUtil.loadTable(testUtil.getConnection().getTable(TABLE_NAME), FAMILY);<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> ProcedureExecutor<MasterProcedureEnv> masterPE = hmaster.getMasterProcedureExecutor();<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> ServerName metaServer = testUtil.getHBaseCluster().getServerHoldingMeta();<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> ServerName testServer = testUtil.getHBaseCluster().getRegionServerThreads().stream()<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> .map(rs -> rs.getRegionServer().getServerName()).filter(rs -> rs != metaServer).findAny()<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> .get();<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> List<Procedure> procedures = splitWALManager.splitWALs(testServer, false);<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> Assert.assertEquals(1, procedures.size());<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> ProcedureTestingUtility.submitAndWait(masterPE, procedures.get(0));<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> Assert.assertEquals(0, splitWALManager.getWALsToSplit(testServer, false).size());<a name="line.234"></a> |
| <span class="sourceLineNo">235</span><a name="line.235"></a> |
| <span class="sourceLineNo">236</span> procedures = splitWALManager.splitWALs(metaServer, true);<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> Assert.assertEquals(1, procedures.size());<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> ProcedureTestingUtility.submitAndWait(masterPE, procedures.get(0));<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> Assert.assertEquals(0, splitWALManager.getWALsToSplit(metaServer, true).size());<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> Assert.assertEquals(1, splitWALManager.getWALsToSplit(metaServer, false).size());<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> }<a name="line.241"></a> |
| <span class="sourceLineNo">242</span><a name="line.242"></a> |
| <span class="sourceLineNo">243</span> @Test<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> public void testSplitLogs() throws Exception {<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> splitLogsTestHelper(TEST_UTIL);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> }<a name="line.246"></a> |
| <span class="sourceLineNo">247</span><a name="line.247"></a> |
| <span class="sourceLineNo">248</span> @Test<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> public void testSplitLogsWithDifferentWalAndRootFS() throws Exception{<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> HBaseTestingUtility testUtil2 = new HBaseTestingUtility();<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> testUtil2.getConfiguration().setBoolean(HBASE_SPLIT_WAL_COORDINATED_BY_ZK, false);<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> testUtil2.getConfiguration().setInt(HBASE_SPLIT_WAL_MAX_SPLITTER, 1);<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> Path dir = TEST_UTIL.getDataTestDirOnTestFS("testWalDir");<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> testUtil2.getConfiguration().set(CommonFSUtils.HBASE_WAL_DIR, dir.toString());<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> CommonFSUtils.setWALRootDir(testUtil2.getConfiguration(), dir);<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> testUtil2.startMiniCluster(3);<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> splitLogsTestHelper(testUtil2);<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> testUtil2.shutdownMiniCluster();<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> }<a name="line.259"></a> |
| <span class="sourceLineNo">260</span><a name="line.260"></a> |
| <span class="sourceLineNo">261</span> @Test<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> public void testWorkerReloadWhenMasterRestart() throws Exception {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> List<FakeServerProcedure> testProcedures = new ArrayList<>();<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> for (int i = 0; i < 3; i++) {<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> FakeServerProcedure procedure =<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> new FakeServerProcedure(TEST_UTIL.getHBaseCluster().getRegionServer(i).getServerName());<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> testProcedures.add(procedure);<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> ProcedureTestingUtility.submitProcedure(master.getMasterProcedureExecutor(), procedure,<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> }<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> TEST_UTIL.waitFor(10000, () -> testProcedures.get(2).isWorkerAcquired());<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> // Kill master<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> TEST_UTIL.getHBaseCluster().killMaster(master.getServerName());<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> TEST_UTIL.getHBaseCluster().waitForMasterToStop(master.getServerName(), 20000);<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> // restart master<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> TEST_UTIL.getHBaseCluster().startMaster();<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> TEST_UTIL.getHBaseCluster().waitForActiveAndReadyMaster();<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> this.master = TEST_UTIL.getHBaseCluster().getMaster();<a name="line.278"></a> |
| <span class="sourceLineNo">279</span><a name="line.279"></a> |
| <span class="sourceLineNo">280</span> FakeServerProcedure failedProcedure =<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> new FakeServerProcedure(TEST_UTIL.getHBaseCluster().getServerHoldingMeta());<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> ProcedureTestingUtility.submitProcedure(master.getMasterProcedureExecutor(), failedProcedure,<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> TEST_UTIL.waitFor(20000, () -> failedProcedure.isTriedToAcquire());<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> Assert.assertFalse(failedProcedure.isWorkerAcquired());<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> for (int i = 0; i < 3; i++) {<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> testProcedures.get(i).countDown();<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> }<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> failedProcedure.countDown();<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> public static final class FakeServerProcedure<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> extends StateMachineProcedure<MasterProcedureEnv, MasterProcedureProtos.SplitWALState><a name="line.293"></a> |
| <span class="sourceLineNo">294</span> implements ServerProcedureInterface {<a name="line.294"></a> |
| <span class="sourceLineNo">295</span><a name="line.295"></a> |
| <span class="sourceLineNo">296</span> private ServerName serverName;<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> private ServerName worker;<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> private CountDownLatch barrier = new CountDownLatch(1);<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> private boolean triedToAcquire = false;<a name="line.299"></a> |
| <span class="sourceLineNo">300</span><a name="line.300"></a> |
| <span class="sourceLineNo">301</span> public FakeServerProcedure() {<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> }<a name="line.302"></a> |
| <span class="sourceLineNo">303</span><a name="line.303"></a> |
| <span class="sourceLineNo">304</span> public FakeServerProcedure(ServerName serverName) {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> this.serverName = serverName;<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> }<a name="line.306"></a> |
| <span class="sourceLineNo">307</span><a name="line.307"></a> |
| <span class="sourceLineNo">308</span> public ServerName getServerName() {<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> return serverName;<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> }<a name="line.310"></a> |
| <span class="sourceLineNo">311</span><a name="line.311"></a> |
| <span class="sourceLineNo">312</span> @Override<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> public boolean hasMetaTableRegion() {<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> return false;<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> }<a name="line.315"></a> |
| <span class="sourceLineNo">316</span><a name="line.316"></a> |
| <span class="sourceLineNo">317</span> @Override<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> public ServerOperationType getServerOperationType() {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> return SPLIT_WAL;<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> |
| <span class="sourceLineNo">322</span> @Override<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> protected Flow executeFromState(MasterProcedureEnv env,<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> MasterProcedureProtos.SplitWALState state)<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> throws ProcedureSuspendedException, ProcedureYieldException, InterruptedException {<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> SplitWALManager splitWALManager = env.getMasterServices().getSplitWALManager();<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> switch (state) {<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> case ACQUIRE_SPLIT_WAL_WORKER:<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> triedToAcquire = true;<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> worker = splitWALManager.acquireSplitWALWorker(this);<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> setNextState(MasterProcedureProtos.SplitWALState.DISPATCH_WAL_TO_WORKER);<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> return Flow.HAS_MORE_STATE;<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> case DISPATCH_WAL_TO_WORKER:<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> barrier.await();<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> setNextState(MasterProcedureProtos.SplitWALState.RELEASE_SPLIT_WORKER);<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> return Flow.HAS_MORE_STATE;<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> case RELEASE_SPLIT_WORKER:<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> splitWALManager.releaseSplitWALWorker(worker, env.getProcedureScheduler());<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> return Flow.NO_MORE_STATE;<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> default:<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> throw new UnsupportedOperationException("unhandled state=" + state);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> }<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> }<a name="line.343"></a> |
| <span class="sourceLineNo">344</span><a name="line.344"></a> |
| <span class="sourceLineNo">345</span> public boolean isWorkerAcquired() {<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> return worker != null;<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> }<a name="line.347"></a> |
| <span class="sourceLineNo">348</span><a name="line.348"></a> |
| <span class="sourceLineNo">349</span> public boolean isTriedToAcquire() {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> return triedToAcquire;<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> }<a name="line.351"></a> |
| <span class="sourceLineNo">352</span><a name="line.352"></a> |
| <span class="sourceLineNo">353</span> public void countDown() {<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> this.barrier.countDown();<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> }<a name="line.355"></a> |
| <span class="sourceLineNo">356</span><a name="line.356"></a> |
| <span class="sourceLineNo">357</span> @Override<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> protected void rollbackState(MasterProcedureEnv env, MasterProcedureProtos.SplitWALState state)<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> throws IOException, InterruptedException {<a name="line.359"></a> |
| <span class="sourceLineNo">360</span><a name="line.360"></a> |
| <span class="sourceLineNo">361</span> }<a name="line.361"></a> |
| <span class="sourceLineNo">362</span><a name="line.362"></a> |
| <span class="sourceLineNo">363</span> @Override<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> protected MasterProcedureProtos.SplitWALState getState(int stateId) {<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> return MasterProcedureProtos.SplitWALState.forNumber(stateId);<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> }<a name="line.366"></a> |
| <span class="sourceLineNo">367</span><a name="line.367"></a> |
| <span class="sourceLineNo">368</span> @Override<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> protected int getStateId(MasterProcedureProtos.SplitWALState state) {<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> return state.getNumber();<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> }<a name="line.371"></a> |
| <span class="sourceLineNo">372</span><a name="line.372"></a> |
| <span class="sourceLineNo">373</span> @Override<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> protected MasterProcedureProtos.SplitWALState getInitialState() {<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> return MasterProcedureProtos.SplitWALState.ACQUIRE_SPLIT_WAL_WORKER;<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> }<a name="line.376"></a> |
| <span class="sourceLineNo">377</span><a name="line.377"></a> |
| <span class="sourceLineNo">378</span> @Override<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> protected boolean holdLock(MasterProcedureEnv env) {<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> return true;<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> }<a name="line.381"></a> |
| <span class="sourceLineNo">382</span><a name="line.382"></a> |
| <span class="sourceLineNo">383</span> @Override<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> protected void rollback(MasterProcedureEnv env) throws IOException, InterruptedException {<a name="line.384"></a> |
| <span class="sourceLineNo">385</span><a name="line.385"></a> |
| <span class="sourceLineNo">386</span> }<a name="line.386"></a> |
| <span class="sourceLineNo">387</span><a name="line.387"></a> |
| <span class="sourceLineNo">388</span> @Override<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> protected boolean abort(MasterProcedureEnv env) {<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> return false;<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> }<a name="line.391"></a> |
| <span class="sourceLineNo">392</span><a name="line.392"></a> |
| <span class="sourceLineNo">393</span> @Override<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> protected void serializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> MasterProcedureProtos.SplitWALData.Builder builder =<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> MasterProcedureProtos.SplitWALData.newBuilder();<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> builder.setWalPath("test").setCrashedServer(ProtobufUtil.toServerName(serverName));<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> serializer.serialize(builder.build());<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> }<a name="line.399"></a> |
| <span class="sourceLineNo">400</span><a name="line.400"></a> |
| <span class="sourceLineNo">401</span> @Override<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> protected void deserializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> MasterProcedureProtos.SplitWALData data =<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> serializer.deserialize(MasterProcedureProtos.SplitWALData.class);<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> serverName = ProtobufUtil.toServerName(data.getCrashedServer());<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> }<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> }<a name="line.407"></a> |
| <span class="sourceLineNo">408</span>}<a name="line.408"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |
