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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.master;</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"></span> |
| <span class="source-line-no">022</span><span id="line-22">import java.io.IOException;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.Arrays;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.Collection;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.List;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.NavigableSet;</span> |
| <span class="source-line-no">027</span><span id="line-27">import java.util.Set;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.util.TreeSet;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.HBaseConfiguration;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.SingleProcessHBaseCluster;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.StartTestingClusterOption;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.client.RegionLocator;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.client.Table;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.testclassification.LargeTests;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.testclassification.MasterTests;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.util.JVMClusterUtil.MasterThread;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.junit.ClassRule;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.junit.Rule;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.junit.Test;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.junit.runner.RunWith;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.junit.runners.Parameterized;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.slf4j.Logger;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">056</span><span id="line-56"></span> |
| <span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span> |
| <span class="source-line-no">058</span><span id="line-58"></span> |
| <span class="source-line-no">059</span><span id="line-59">/**</span> |
| <span class="source-line-no">060</span><span id="line-60"> * Tests the restarting of everything as done during rolling restarts.</span> |
| <span class="source-line-no">061</span><span id="line-61"> */</span> |
| <span class="source-line-no">062</span><span id="line-62">@RunWith(Parameterized.class)</span> |
| <span class="source-line-no">063</span><span id="line-63">@Category({ MasterTests.class, LargeTests.class })</span> |
| <span class="source-line-no">064</span><span id="line-64">public class TestRollingRestart {</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66"> @ClassRule</span> |
| <span class="source-line-no">067</span><span id="line-67"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">068</span><span id="line-68"> HBaseClassTestRule.forClass(TestRollingRestart.class);</span> |
| <span class="source-line-no">069</span><span id="line-69"></span> |
| <span class="source-line-no">070</span><span id="line-70"> private static final Logger LOG = LoggerFactory.getLogger(TestRollingRestart.class);</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72"> private static HBaseTestingUtil TEST_UTIL;</span> |
| <span class="source-line-no">073</span><span id="line-73"> @Rule</span> |
| <span class="source-line-no">074</span><span id="line-74"> public TestName name = new TestName();</span> |
| <span class="source-line-no">075</span><span id="line-75"></span> |
| <span class="source-line-no">076</span><span id="line-76"> @Parameterized.Parameter</span> |
| <span class="source-line-no">077</span><span id="line-77"> public boolean splitWALCoordinatedByZK;</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> @Test</span> |
| <span class="source-line-no">080</span><span id="line-80"> public void testBasicRollingRestart() throws Exception {</span> |
| <span class="source-line-no">081</span><span id="line-81"></span> |
| <span class="source-line-no">082</span><span id="line-82"> // Start a cluster with 2 masters and 4 regionservers</span> |
| <span class="source-line-no">083</span><span id="line-83"> final int NUM_MASTERS = 2;</span> |
| <span class="source-line-no">084</span><span id="line-84"> final int NUM_RS = 3;</span> |
| <span class="source-line-no">085</span><span id="line-85"> final int NUM_REGIONS_TO_CREATE = 20;</span> |
| <span class="source-line-no">086</span><span id="line-86"></span> |
| <span class="source-line-no">087</span><span id="line-87"> int expectedNumRS = 3;</span> |
| <span class="source-line-no">088</span><span id="line-88"></span> |
| <span class="source-line-no">089</span><span id="line-89"> // Start the cluster</span> |
| <span class="source-line-no">090</span><span id="line-90"> log("Starting cluster");</span> |
| <span class="source-line-no">091</span><span id="line-91"> Configuration conf = HBaseConfiguration.create();</span> |
| <span class="source-line-no">092</span><span id="line-92"> conf.setBoolean(HConstants.HBASE_SPLIT_WAL_COORDINATED_BY_ZK, splitWALCoordinatedByZK);</span> |
| <span class="source-line-no">093</span><span id="line-93"> TEST_UTIL = new HBaseTestingUtil(conf);</span> |
| <span class="source-line-no">094</span><span id="line-94"> StartTestingClusterOption option = StartTestingClusterOption.builder().numMasters(NUM_MASTERS)</span> |
| <span class="source-line-no">095</span><span id="line-95"> .numRegionServers(NUM_RS).numDataNodes(NUM_RS).build();</span> |
| <span class="source-line-no">096</span><span id="line-96"> TEST_UTIL.startMiniCluster(option);</span> |
| <span class="source-line-no">097</span><span id="line-97"> SingleProcessHBaseCluster cluster = TEST_UTIL.getHBaseCluster();</span> |
| <span class="source-line-no">098</span><span id="line-98"> log("Waiting for active/ready master");</span> |
| <span class="source-line-no">099</span><span id="line-99"> cluster.waitForActiveAndReadyMaster();</span> |
| <span class="source-line-no">100</span><span id="line-100"></span> |
| <span class="source-line-no">101</span><span id="line-101"> // Create a table with regions</span> |
| <span class="source-line-no">102</span><span id="line-102"> final TableName tableName =</span> |
| <span class="source-line-no">103</span><span id="line-103"> TableName.valueOf(name.getMethodName().replaceAll("[\\[|\\]]", "-"));</span> |
| <span class="source-line-no">104</span><span id="line-104"> byte[] family = Bytes.toBytes("family");</span> |
| <span class="source-line-no">105</span><span id="line-105"> log("Creating table with " + NUM_REGIONS_TO_CREATE + " regions");</span> |
| <span class="source-line-no">106</span><span id="line-106"> Table ht = TEST_UTIL.createMultiRegionTable(tableName, family, NUM_REGIONS_TO_CREATE);</span> |
| <span class="source-line-no">107</span><span id="line-107"> int numRegions = -1;</span> |
| <span class="source-line-no">108</span><span id="line-108"> try (RegionLocator r = TEST_UTIL.getConnection().getRegionLocator(tableName)) {</span> |
| <span class="source-line-no">109</span><span id="line-109"> numRegions = r.getStartKeys().length;</span> |
| <span class="source-line-no">110</span><span id="line-110"> }</span> |
| <span class="source-line-no">111</span><span id="line-111"> numRegions += 1; // catalogs</span> |
| <span class="source-line-no">112</span><span id="line-112"> log("Waiting for no more RIT\n");</span> |
| <span class="source-line-no">113</span><span id="line-113"> TEST_UTIL.waitUntilNoRegionsInTransition(60000);</span> |
| <span class="source-line-no">114</span><span id="line-114"> log("Disabling table\n");</span> |
| <span class="source-line-no">115</span><span id="line-115"> TEST_UTIL.getAdmin().disableTable(tableName);</span> |
| <span class="source-line-no">116</span><span id="line-116"> log("Waiting for no more RIT\n");</span> |
| <span class="source-line-no">117</span><span id="line-117"> TEST_UTIL.waitUntilNoRegionsInTransition(60000);</span> |
| <span class="source-line-no">118</span><span id="line-118"> NavigableSet<String> regions = HBaseTestingUtil.getAllOnlineRegions(cluster);</span> |
| <span class="source-line-no">119</span><span id="line-119"> log("Verifying only catalog region is assigned\n");</span> |
| <span class="source-line-no">120</span><span id="line-120"> if (regions.size() != 1) {</span> |
| <span class="source-line-no">121</span><span id="line-121"> for (String oregion : regions) {</span> |
| <span class="source-line-no">122</span><span id="line-122"> log("Region still online: " + oregion);</span> |
| <span class="source-line-no">123</span><span id="line-123"> }</span> |
| <span class="source-line-no">124</span><span id="line-124"> }</span> |
| <span class="source-line-no">125</span><span id="line-125"> assertEquals(1, regions.size());</span> |
| <span class="source-line-no">126</span><span id="line-126"> log("Enabling table\n");</span> |
| <span class="source-line-no">127</span><span id="line-127"> TEST_UTIL.getAdmin().enableTable(tableName);</span> |
| <span class="source-line-no">128</span><span id="line-128"> log("Waiting for no more RIT\n");</span> |
| <span class="source-line-no">129</span><span id="line-129"> TEST_UTIL.waitUntilNoRegionsInTransition(60000);</span> |
| <span class="source-line-no">130</span><span id="line-130"> log("Verifying there are " + numRegions + " assigned on cluster\n");</span> |
| <span class="source-line-no">131</span><span id="line-131"> regions = HBaseTestingUtil.getAllOnlineRegions(cluster);</span> |
| <span class="source-line-no">132</span><span id="line-132"> assertRegionsAssigned(cluster, regions);</span> |
| <span class="source-line-no">133</span><span id="line-133"> assertEquals(expectedNumRS, cluster.getRegionServerThreads().size());</span> |
| <span class="source-line-no">134</span><span id="line-134"></span> |
| <span class="source-line-no">135</span><span id="line-135"> // Add a new regionserver</span> |
| <span class="source-line-no">136</span><span id="line-136"> log("Adding a fourth RS");</span> |
| <span class="source-line-no">137</span><span id="line-137"> RegionServerThread restarted = cluster.startRegionServer();</span> |
| <span class="source-line-no">138</span><span id="line-138"> expectedNumRS++;</span> |
| <span class="source-line-no">139</span><span id="line-139"> restarted.waitForServerOnline();</span> |
| <span class="source-line-no">140</span><span id="line-140"> log("Additional RS is online");</span> |
| <span class="source-line-no">141</span><span id="line-141"> log("Waiting for no more RIT");</span> |
| <span class="source-line-no">142</span><span id="line-142"> TEST_UTIL.waitUntilNoRegionsInTransition(60000);</span> |
| <span class="source-line-no">143</span><span id="line-143"> log("Verifying there are " + numRegions + " assigned on cluster");</span> |
| <span class="source-line-no">144</span><span id="line-144"> assertRegionsAssigned(cluster, regions);</span> |
| <span class="source-line-no">145</span><span id="line-145"> assertEquals(expectedNumRS, cluster.getRegionServerThreads().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"> // Master Restarts</span> |
| <span class="source-line-no">148</span><span id="line-148"> List<MasterThread> masterThreads = cluster.getMasterThreads();</span> |
| <span class="source-line-no">149</span><span id="line-149"> MasterThread activeMaster = null;</span> |
| <span class="source-line-no">150</span><span id="line-150"> MasterThread backupMaster = null;</span> |
| <span class="source-line-no">151</span><span id="line-151"> assertEquals(2, masterThreads.size());</span> |
| <span class="source-line-no">152</span><span id="line-152"> if (masterThreads.get(0).getMaster().isActiveMaster()) {</span> |
| <span class="source-line-no">153</span><span id="line-153"> activeMaster = masterThreads.get(0);</span> |
| <span class="source-line-no">154</span><span id="line-154"> backupMaster = masterThreads.get(1);</span> |
| <span class="source-line-no">155</span><span id="line-155"> } else {</span> |
| <span class="source-line-no">156</span><span id="line-156"> activeMaster = masterThreads.get(1);</span> |
| <span class="source-line-no">157</span><span id="line-157"> backupMaster = masterThreads.get(0);</span> |
| <span class="source-line-no">158</span><span id="line-158"> }</span> |
| <span class="source-line-no">159</span><span id="line-159"></span> |
| <span class="source-line-no">160</span><span id="line-160"> // Bring down the backup master</span> |
| <span class="source-line-no">161</span><span id="line-161"> log("Stopping backup master\n\n");</span> |
| <span class="source-line-no">162</span><span id="line-162"> backupMaster.getMaster().stop("Stop of backup during rolling restart");</span> |
| <span class="source-line-no">163</span><span id="line-163"> cluster.hbaseCluster.waitOnMaster(backupMaster);</span> |
| <span class="source-line-no">164</span><span id="line-164"></span> |
| <span class="source-line-no">165</span><span id="line-165"> // Bring down the primary master</span> |
| <span class="source-line-no">166</span><span id="line-166"> log("Stopping primary master\n\n");</span> |
| <span class="source-line-no">167</span><span id="line-167"> activeMaster.getMaster().stop("Stop of active during rolling restart");</span> |
| <span class="source-line-no">168</span><span id="line-168"> cluster.hbaseCluster.waitOnMaster(activeMaster);</span> |
| <span class="source-line-no">169</span><span id="line-169"></span> |
| <span class="source-line-no">170</span><span id="line-170"> // Start primary master</span> |
| <span class="source-line-no">171</span><span id="line-171"> log("Restarting primary master\n\n");</span> |
| <span class="source-line-no">172</span><span id="line-172"> activeMaster = cluster.startMaster();</span> |
| <span class="source-line-no">173</span><span id="line-173"> cluster.waitForActiveAndReadyMaster();</span> |
| <span class="source-line-no">174</span><span id="line-174"></span> |
| <span class="source-line-no">175</span><span id="line-175"> // Start backup master</span> |
| <span class="source-line-no">176</span><span id="line-176"> log("Restarting backup master\n\n");</span> |
| <span class="source-line-no">177</span><span id="line-177"> backupMaster = cluster.startMaster();</span> |
| <span class="source-line-no">178</span><span id="line-178"></span> |
| <span class="source-line-no">179</span><span id="line-179"> assertEquals(expectedNumRS, cluster.getRegionServerThreads().size());</span> |
| <span class="source-line-no">180</span><span id="line-180"></span> |
| <span class="source-line-no">181</span><span id="line-181"> // RegionServer Restarts</span> |
| <span class="source-line-no">182</span><span id="line-182"></span> |
| <span class="source-line-no">183</span><span id="line-183"> // Bring them down, one at a time, waiting between each to complete</span> |
| <span class="source-line-no">184</span><span id="line-184"> List<RegionServerThread> regionServers = cluster.getLiveRegionServerThreads();</span> |
| <span class="source-line-no">185</span><span id="line-185"> int num = 1;</span> |
| <span class="source-line-no">186</span><span id="line-186"> int total = regionServers.size();</span> |
| <span class="source-line-no">187</span><span id="line-187"> for (RegionServerThread rst : regionServers) {</span> |
| <span class="source-line-no">188</span><span id="line-188"> ServerName serverName = rst.getRegionServer().getServerName();</span> |
| <span class="source-line-no">189</span><span id="line-189"> log("Stopping region server " + num + " of " + total + " [ " + serverName + "]");</span> |
| <span class="source-line-no">190</span><span id="line-190"> rst.getRegionServer().stop("Stopping RS during rolling restart");</span> |
| <span class="source-line-no">191</span><span id="line-191"> cluster.hbaseCluster.waitOnRegionServer(rst);</span> |
| <span class="source-line-no">192</span><span id="line-192"> log("Waiting for RS shutdown to be handled by master");</span> |
| <span class="source-line-no">193</span><span id="line-193"> waitForRSShutdownToStartAndFinish(activeMaster, serverName);</span> |
| <span class="source-line-no">194</span><span id="line-194"> log("RS shutdown done, waiting for no more RIT");</span> |
| <span class="source-line-no">195</span><span id="line-195"> TEST_UTIL.waitUntilNoRegionsInTransition(60000);</span> |
| <span class="source-line-no">196</span><span id="line-196"> log("Verifying there are " + numRegions + " assigned on cluster");</span> |
| <span class="source-line-no">197</span><span id="line-197"> assertRegionsAssigned(cluster, regions);</span> |
| <span class="source-line-no">198</span><span id="line-198"> expectedNumRS--;</span> |
| <span class="source-line-no">199</span><span id="line-199"> assertEquals(expectedNumRS, cluster.getRegionServerThreads().size());</span> |
| <span class="source-line-no">200</span><span id="line-200"> log("Restarting region server " + num + " of " + total);</span> |
| <span class="source-line-no">201</span><span id="line-201"> restarted = cluster.startRegionServer();</span> |
| <span class="source-line-no">202</span><span id="line-202"> restarted.waitForServerOnline();</span> |
| <span class="source-line-no">203</span><span id="line-203"> expectedNumRS++;</span> |
| <span class="source-line-no">204</span><span id="line-204"> log("Region server " + num + " is back online");</span> |
| <span class="source-line-no">205</span><span id="line-205"> log("Waiting for no more RIT");</span> |
| <span class="source-line-no">206</span><span id="line-206"> TEST_UTIL.waitUntilNoRegionsInTransition(60000);</span> |
| <span class="source-line-no">207</span><span id="line-207"> log("Verifying there are " + numRegions + " assigned on cluster");</span> |
| <span class="source-line-no">208</span><span id="line-208"> assertRegionsAssigned(cluster, regions);</span> |
| <span class="source-line-no">209</span><span id="line-209"> assertEquals(expectedNumRS, cluster.getRegionServerThreads().size());</span> |
| <span class="source-line-no">210</span><span id="line-210"> num++;</span> |
| <span class="source-line-no">211</span><span id="line-211"> }</span> |
| <span class="source-line-no">212</span><span id="line-212"> Thread.sleep(1000);</span> |
| <span class="source-line-no">213</span><span id="line-213"> assertRegionsAssigned(cluster, regions);</span> |
| <span class="source-line-no">214</span><span id="line-214"></span> |
| <span class="source-line-no">215</span><span id="line-215"> // TODO: Bring random 3 of 4 RS down at the same time</span> |
| <span class="source-line-no">216</span><span id="line-216"></span> |
| <span class="source-line-no">217</span><span id="line-217"> ht.close();</span> |
| <span class="source-line-no">218</span><span id="line-218"> // Stop the cluster</span> |
| <span class="source-line-no">219</span><span id="line-219"> TEST_UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">220</span><span id="line-220"> }</span> |
| <span class="source-line-no">221</span><span id="line-221"></span> |
| <span class="source-line-no">222</span><span id="line-222"> /**</span> |
| <span class="source-line-no">223</span><span id="line-223"> * Checks if the SCP of specific dead server has been executed.</span> |
| <span class="source-line-no">224</span><span id="line-224"> * @return true if the SCP of specific serverName has been executed, false if not</span> |
| <span class="source-line-no">225</span><span id="line-225"> */</span> |
| <span class="source-line-no">226</span><span id="line-226"> private boolean isDeadServerSCPExecuted(ServerName serverName) throws IOException {</span> |
| <span class="source-line-no">227</span><span id="line-227"> return TEST_UTIL.getMiniHBaseCluster().getMaster().getProcedures().stream()</span> |
| <span class="source-line-no">228</span><span id="line-228"> .anyMatch(p -> p instanceof ServerCrashProcedure</span> |
| <span class="source-line-no">229</span><span id="line-229"> && ((ServerCrashProcedure) p).getServerName().equals(serverName));</span> |
| <span class="source-line-no">230</span><span id="line-230"> }</span> |
| <span class="source-line-no">231</span><span id="line-231"></span> |
| <span class="source-line-no">232</span><span id="line-232"> private void waitForRSShutdownToStartAndFinish(MasterThread activeMaster, ServerName serverName)</span> |
| <span class="source-line-no">233</span><span id="line-233"> throws InterruptedException, IOException {</span> |
| <span class="source-line-no">234</span><span id="line-234"> ServerManager sm = activeMaster.getMaster().getServerManager();</span> |
| <span class="source-line-no">235</span><span id="line-235"> // First wait for it to be in dead list</span> |
| <span class="source-line-no">236</span><span id="line-236"> while (!sm.getDeadServers().isDeadServer(serverName)) {</span> |
| <span class="source-line-no">237</span><span id="line-237"> log("Waiting for [" + serverName + "] to be listed as dead in master");</span> |
| <span class="source-line-no">238</span><span id="line-238"> Thread.sleep(1);</span> |
| <span class="source-line-no">239</span><span id="line-239"> }</span> |
| <span class="source-line-no">240</span><span id="line-240"> log(</span> |
| <span class="source-line-no">241</span><span id="line-241"> "Server [" + serverName + "] marked as dead, waiting for it to " + "finish dead processing");</span> |
| <span class="source-line-no">242</span><span id="line-242"></span> |
| <span class="source-line-no">243</span><span id="line-243"> TEST_UTIL.waitFor(60000, () -> isDeadServerSCPExecuted(serverName));</span> |
| <span class="source-line-no">244</span><span id="line-244"></span> |
| <span class="source-line-no">245</span><span id="line-245"> while (sm.areDeadServersInProgress()) {</span> |
| <span class="source-line-no">246</span><span id="line-246"> log("Server [" + serverName + "] still being processed, waiting");</span> |
| <span class="source-line-no">247</span><span id="line-247"> Thread.sleep(100);</span> |
| <span class="source-line-no">248</span><span id="line-248"> }</span> |
| <span class="source-line-no">249</span><span id="line-249"> log("Server [" + serverName + "] done with server shutdown processing");</span> |
| <span class="source-line-no">250</span><span id="line-250"> }</span> |
| <span class="source-line-no">251</span><span id="line-251"></span> |
| <span class="source-line-no">252</span><span id="line-252"> private void log(String msg) {</span> |
| <span class="source-line-no">253</span><span id="line-253"> LOG.debug("\n\nTRR: " + msg + "\n");</span> |
| <span class="source-line-no">254</span><span id="line-254"> }</span> |
| <span class="source-line-no">255</span><span id="line-255"></span> |
| <span class="source-line-no">256</span><span id="line-256"> private int getNumberOfOnlineRegions(SingleProcessHBaseCluster cluster) {</span> |
| <span class="source-line-no">257</span><span id="line-257"> int numFound = 0;</span> |
| <span class="source-line-no">258</span><span id="line-258"> for (RegionServerThread rst : cluster.getLiveRegionServerThreads()) {</span> |
| <span class="source-line-no">259</span><span id="line-259"> numFound += rst.getRegionServer().getNumberOfOnlineRegions();</span> |
| <span class="source-line-no">260</span><span id="line-260"> }</span> |
| <span class="source-line-no">261</span><span id="line-261"> return numFound;</span> |
| <span class="source-line-no">262</span><span id="line-262"> }</span> |
| <span class="source-line-no">263</span><span id="line-263"></span> |
| <span class="source-line-no">264</span><span id="line-264"> private void assertRegionsAssigned(SingleProcessHBaseCluster cluster, Set<String> expectedRegions)</span> |
| <span class="source-line-no">265</span><span id="line-265"> throws IOException {</span> |
| <span class="source-line-no">266</span><span id="line-266"> int numFound = getNumberOfOnlineRegions(cluster);</span> |
| <span class="source-line-no">267</span><span id="line-267"> if (expectedRegions.size() > numFound) {</span> |
| <span class="source-line-no">268</span><span id="line-268"> log("Expected to find " + expectedRegions.size() + " but only found" + " " + numFound);</span> |
| <span class="source-line-no">269</span><span id="line-269"> NavigableSet<String> foundRegions = HBaseTestingUtil.getAllOnlineRegions(cluster);</span> |
| <span class="source-line-no">270</span><span id="line-270"> for (String region : expectedRegions) {</span> |
| <span class="source-line-no">271</span><span id="line-271"> if (!foundRegions.contains(region)) {</span> |
| <span class="source-line-no">272</span><span id="line-272"> log("Missing region: " + region);</span> |
| <span class="source-line-no">273</span><span id="line-273"> }</span> |
| <span class="source-line-no">274</span><span id="line-274"> }</span> |
| <span class="source-line-no">275</span><span id="line-275"> assertEquals(expectedRegions.size(), numFound);</span> |
| <span class="source-line-no">276</span><span id="line-276"> } else if (expectedRegions.size() < numFound) {</span> |
| <span class="source-line-no">277</span><span id="line-277"> int doubled = numFound - expectedRegions.size();</span> |
| <span class="source-line-no">278</span><span id="line-278"> log("Expected to find " + expectedRegions.size() + " but found" + " " + numFound + " ("</span> |
| <span class="source-line-no">279</span><span id="line-279"> + doubled + " double assignments?)");</span> |
| <span class="source-line-no">280</span><span id="line-280"> NavigableSet<String> doubleRegions = getDoubleAssignedRegions(cluster);</span> |
| <span class="source-line-no">281</span><span id="line-281"> for (String region : doubleRegions) {</span> |
| <span class="source-line-no">282</span><span id="line-282"> log("Region is double assigned: " + region);</span> |
| <span class="source-line-no">283</span><span id="line-283"> }</span> |
| <span class="source-line-no">284</span><span id="line-284"> assertEquals(expectedRegions.size(), numFound);</span> |
| <span class="source-line-no">285</span><span id="line-285"> } else {</span> |
| <span class="source-line-no">286</span><span id="line-286"> log("Success! Found expected number of " + numFound + " regions");</span> |
| <span class="source-line-no">287</span><span id="line-287"> }</span> |
| <span class="source-line-no">288</span><span id="line-288"> }</span> |
| <span class="source-line-no">289</span><span id="line-289"></span> |
| <span class="source-line-no">290</span><span id="line-290"> private NavigableSet<String> getDoubleAssignedRegions(SingleProcessHBaseCluster cluster)</span> |
| <span class="source-line-no">291</span><span id="line-291"> throws IOException {</span> |
| <span class="source-line-no">292</span><span id="line-292"> NavigableSet<String> online = new TreeSet<>();</span> |
| <span class="source-line-no">293</span><span id="line-293"> NavigableSet<String> doubled = new TreeSet<>();</span> |
| <span class="source-line-no">294</span><span id="line-294"> for (RegionServerThread rst : cluster.getLiveRegionServerThreads()) {</span> |
| <span class="source-line-no">295</span><span id="line-295"> for (RegionInfo region : ProtobufUtil</span> |
| <span class="source-line-no">296</span><span id="line-296"> .getOnlineRegions(rst.getRegionServer().getRSRpcServices())) {</span> |
| <span class="source-line-no">297</span><span id="line-297"> if (!online.add(region.getRegionNameAsString())) {</span> |
| <span class="source-line-no">298</span><span id="line-298"> doubled.add(region.getRegionNameAsString());</span> |
| <span class="source-line-no">299</span><span id="line-299"> }</span> |
| <span class="source-line-no">300</span><span id="line-300"> }</span> |
| <span class="source-line-no">301</span><span id="line-301"> }</span> |
| <span class="source-line-no">302</span><span id="line-302"> return doubled;</span> |
| <span class="source-line-no">303</span><span id="line-303"> }</span> |
| <span class="source-line-no">304</span><span id="line-304"></span> |
| <span class="source-line-no">305</span><span id="line-305"> @Parameterized.Parameters</span> |
| <span class="source-line-no">306</span><span id="line-306"> public static Collection coordinatedByZK() {</span> |
| <span class="source-line-no">307</span><span id="line-307"> return Arrays.asList(false, true);</span> |
| <span class="source-line-no">308</span><span id="line-308"> }</span> |
| <span class="source-line-no">309</span><span id="line-309">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
