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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;</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 java.io.IOException;</span>
<span class="source-line-no">021</span><span id="line-21">import java.security.PrivilegedAction;</span>
<span class="source-line-no">022</span><span id="line-22">import java.util.ArrayList;</span>
<span class="source-line-no">023</span><span id="line-23">import java.util.HashSet;</span>
<span class="source-line-no">024</span><span id="line-24">import java.util.List;</span>
<span class="source-line-no">025</span><span id="line-25">import java.util.Set;</span>
<span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.conf.Configuration;</span>
<span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.fs.FileSystem;</span>
<span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.client.RegionInfoBuilder;</span>
<span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.client.RegionReplicaUtil;</span>
<span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.master.HMaster;</span>
<span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.regionserver.HRegion;</span>
<span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.regionserver.HRegion.FlushResult;</span>
<span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.regionserver.HRegionServer;</span>
<span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.regionserver.Region;</span>
<span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.security.User;</span>
<span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.test.MetricsAssertHelper;</span>
<span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span>
<span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.util.JVMClusterUtil;</span>
<span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.util.JVMClusterUtil.MasterThread;</span>
<span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;</span>
<span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.util.Threads;</span>
<span class="source-line-no">042</span><span id="line-42">import org.apache.yetus.audience.InterfaceAudience;</span>
<span class="source-line-no">043</span><span id="line-43">import org.slf4j.Logger;</span>
<span class="source-line-no">044</span><span id="line-44">import org.slf4j.LoggerFactory;</span>
<span class="source-line-no">045</span><span id="line-45"></span>
<span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerStartupResponse;</span>
<span class="source-line-no">047</span><span id="line-47"></span>
<span class="source-line-no">048</span><span id="line-48">/**</span>
<span class="source-line-no">049</span><span id="line-49"> * This class creates a single process HBase cluster. each server. The master uses the 'default'</span>
<span class="source-line-no">050</span><span id="line-50"> * FileSystem. The RegionServers, if we are running on DistributedFilesystem, create a FileSystem</span>
<span class="source-line-no">051</span><span id="line-51"> * instance each and will close down their instance on the way out.</span>
<span class="source-line-no">052</span><span id="line-52"> * @deprecated since 3.0.0, will be removed in 4.0.0. Use</span>
<span class="source-line-no">053</span><span id="line-53"> * {@link org.apache.hadoop.hbase.testing.TestingHBaseCluster} instead.</span>
<span class="source-line-no">054</span><span id="line-54"> */</span>
<span class="source-line-no">055</span><span id="line-55">@InterfaceAudience.Public</span>
<span class="source-line-no">056</span><span id="line-56">@Deprecated</span>
<span class="source-line-no">057</span><span id="line-57">public class MiniHBaseCluster extends HBaseCluster {</span>
<span class="source-line-no">058</span><span id="line-58"> private static final Logger LOG = LoggerFactory.getLogger(MiniHBaseCluster.class.getName());</span>
<span class="source-line-no">059</span><span id="line-59"> public LocalHBaseCluster hbaseCluster;</span>
<span class="source-line-no">060</span><span id="line-60"> private static int index;</span>
<span class="source-line-no">061</span><span id="line-61"></span>
<span class="source-line-no">062</span><span id="line-62"> /**</span>
<span class="source-line-no">063</span><span id="line-63"> * Start a MiniHBaseCluster.</span>
<span class="source-line-no">064</span><span id="line-64"> * @param conf Configuration to be used for cluster</span>
<span class="source-line-no">065</span><span id="line-65"> * @param numRegionServers initial number of region servers to start.</span>
<span class="source-line-no">066</span><span id="line-66"> */</span>
<span class="source-line-no">067</span><span id="line-67"> public MiniHBaseCluster(Configuration conf, int numRegionServers)</span>
<span class="source-line-no">068</span><span id="line-68"> throws IOException, InterruptedException {</span>
<span class="source-line-no">069</span><span id="line-69"> this(conf, 1, numRegionServers);</span>
<span class="source-line-no">070</span><span id="line-70"> }</span>
<span class="source-line-no">071</span><span id="line-71"></span>
<span class="source-line-no">072</span><span id="line-72"> /**</span>
<span class="source-line-no">073</span><span id="line-73"> * Start a MiniHBaseCluster.</span>
<span class="source-line-no">074</span><span id="line-74"> * @param conf Configuration to be used for cluster</span>
<span class="source-line-no">075</span><span id="line-75"> * @param numMasters initial number of masters to start.</span>
<span class="source-line-no">076</span><span id="line-76"> * @param numRegionServers initial number of region servers to start.</span>
<span class="source-line-no">077</span><span id="line-77"> */</span>
<span class="source-line-no">078</span><span id="line-78"> public MiniHBaseCluster(Configuration conf, int numMasters, int numRegionServers)</span>
<span class="source-line-no">079</span><span id="line-79"> throws IOException, InterruptedException {</span>
<span class="source-line-no">080</span><span id="line-80"> this(conf, numMasters, numRegionServers, null, null);</span>
<span class="source-line-no">081</span><span id="line-81"> }</span>
<span class="source-line-no">082</span><span id="line-82"></span>
<span class="source-line-no">083</span><span id="line-83"> /**</span>
<span class="source-line-no">084</span><span id="line-84"> * Start a MiniHBaseCluster.</span>
<span class="source-line-no">085</span><span id="line-85"> * @param conf Configuration to be used for cluster</span>
<span class="source-line-no">086</span><span id="line-86"> * @param numMasters initial number of masters to start.</span>
<span class="source-line-no">087</span><span id="line-87"> * @param numRegionServers initial number of region servers to start.</span>
<span class="source-line-no">088</span><span id="line-88"> */</span>
<span class="source-line-no">089</span><span id="line-89"> public MiniHBaseCluster(Configuration conf, int numMasters, int numRegionServers,</span>
<span class="source-line-no">090</span><span id="line-90"> Class&lt;? extends HMaster&gt; masterClass,</span>
<span class="source-line-no">091</span><span id="line-91"> Class&lt;? extends MiniHBaseCluster.MiniHBaseClusterRegionServer&gt; regionserverClass)</span>
<span class="source-line-no">092</span><span id="line-92"> throws IOException, InterruptedException {</span>
<span class="source-line-no">093</span><span id="line-93"> this(conf, numMasters, 0, numRegionServers, null, masterClass, regionserverClass);</span>
<span class="source-line-no">094</span><span id="line-94"> }</span>
<span class="source-line-no">095</span><span id="line-95"></span>
<span class="source-line-no">096</span><span id="line-96"> /**</span>
<span class="source-line-no">097</span><span id="line-97"> * @param rsPorts Ports that RegionServer should use; pass ports if you want to test cluster</span>
<span class="source-line-no">098</span><span id="line-98"> * restart where for sure the regionservers come up on same address+port (but just</span>
<span class="source-line-no">099</span><span id="line-99"> * with different startcode); by default mini hbase clusters choose new arbitrary</span>
<span class="source-line-no">100</span><span id="line-100"> * ports on each cluster start.</span>
<span class="source-line-no">101</span><span id="line-101"> */</span>
<span class="source-line-no">102</span><span id="line-102"> public MiniHBaseCluster(Configuration conf, int numMasters, int numAlwaysStandByMasters,</span>
<span class="source-line-no">103</span><span id="line-103"> int numRegionServers, List&lt;Integer&gt; rsPorts, Class&lt;? extends HMaster&gt; masterClass,</span>
<span class="source-line-no">104</span><span id="line-104"> Class&lt;? extends MiniHBaseCluster.MiniHBaseClusterRegionServer&gt; regionserverClass)</span>
<span class="source-line-no">105</span><span id="line-105"> throws IOException, InterruptedException {</span>
<span class="source-line-no">106</span><span id="line-106"> super(conf);</span>
<span class="source-line-no">107</span><span id="line-107"></span>
<span class="source-line-no">108</span><span id="line-108"> // Hadoop 2</span>
<span class="source-line-no">109</span><span id="line-109"> CompatibilityFactory.getInstance(MetricsAssertHelper.class).init();</span>
<span class="source-line-no">110</span><span id="line-110"></span>
<span class="source-line-no">111</span><span id="line-111"> init(numMasters, numAlwaysStandByMasters, numRegionServers, rsPorts, masterClass,</span>
<span class="source-line-no">112</span><span id="line-112"> regionserverClass);</span>
<span class="source-line-no">113</span><span id="line-113"> this.initialClusterStatus = getClusterMetrics();</span>
<span class="source-line-no">114</span><span id="line-114"> }</span>
<span class="source-line-no">115</span><span id="line-115"></span>
<span class="source-line-no">116</span><span id="line-116"> public Configuration getConfiguration() {</span>
<span class="source-line-no">117</span><span id="line-117"> return this.conf;</span>
<span class="source-line-no">118</span><span id="line-118"> }</span>
<span class="source-line-no">119</span><span id="line-119"></span>
<span class="source-line-no">120</span><span id="line-120"> /**</span>
<span class="source-line-no">121</span><span id="line-121"> * Subclass so can get at protected methods (none at moment). Also, creates a FileSystem instance</span>
<span class="source-line-no">122</span><span id="line-122"> * per instantiation. Adds a shutdown own FileSystem on the way out. Shuts down own Filesystem</span>
<span class="source-line-no">123</span><span id="line-123"> * only, not All filesystems as the FileSystem system exit hook does.</span>
<span class="source-line-no">124</span><span id="line-124"> */</span>
<span class="source-line-no">125</span><span id="line-125"> public static class MiniHBaseClusterRegionServer extends HRegionServer {</span>
<span class="source-line-no">126</span><span id="line-126"> private Thread shutdownThread = null;</span>
<span class="source-line-no">127</span><span id="line-127"> private User user = null;</span>
<span class="source-line-no">128</span><span id="line-128"> /**</span>
<span class="source-line-no">129</span><span id="line-129"> * List of RegionServers killed so far. ServerName also comprises startCode of a server, so any</span>
<span class="source-line-no">130</span><span id="line-130"> * restarted instances of the same server will have different ServerName and will not coincide</span>
<span class="source-line-no">131</span><span id="line-131"> * with past dead ones. So there's no need to cleanup this list.</span>
<span class="source-line-no">132</span><span id="line-132"> */</span>
<span class="source-line-no">133</span><span id="line-133"> static Set&lt;ServerName&gt; killedServers = new HashSet&lt;&gt;();</span>
<span class="source-line-no">134</span><span id="line-134"></span>
<span class="source-line-no">135</span><span id="line-135"> public MiniHBaseClusterRegionServer(Configuration conf)</span>
<span class="source-line-no">136</span><span id="line-136"> throws IOException, InterruptedException {</span>
<span class="source-line-no">137</span><span id="line-137"> super(conf);</span>
<span class="source-line-no">138</span><span id="line-138"> this.user = User.getCurrent();</span>
<span class="source-line-no">139</span><span id="line-139"> }</span>
<span class="source-line-no">140</span><span id="line-140"></span>
<span class="source-line-no">141</span><span id="line-141"> /*</span>
<span class="source-line-no">142</span><span id="line-142"> * @param currentfs We return this if we did not make a new one.</span>
<span class="source-line-no">143</span><span id="line-143"> * @param uniqueName Same name used to help identify the created fs.</span>
<span class="source-line-no">144</span><span id="line-144"> * @return A new fs instance if we are up on DistributeFileSystem.</span>
<span class="source-line-no">145</span><span id="line-145"> */</span>
<span class="source-line-no">146</span><span id="line-146"></span>
<span class="source-line-no">147</span><span id="line-147"> @Override</span>
<span class="source-line-no">148</span><span id="line-148"> protected void handleReportForDutyResponse(final RegionServerStartupResponse c)</span>
<span class="source-line-no">149</span><span id="line-149"> throws IOException {</span>
<span class="source-line-no">150</span><span id="line-150"> super.handleReportForDutyResponse(c);</span>
<span class="source-line-no">151</span><span id="line-151"> // Run this thread to shutdown our filesystem on way out.</span>
<span class="source-line-no">152</span><span id="line-152"> this.shutdownThread = new SingleFileSystemShutdownThread(getFileSystem());</span>
<span class="source-line-no">153</span><span id="line-153"> }</span>
<span class="source-line-no">154</span><span id="line-154"></span>
<span class="source-line-no">155</span><span id="line-155"> @Override</span>
<span class="source-line-no">156</span><span id="line-156"> public void run() {</span>
<span class="source-line-no">157</span><span id="line-157"> try {</span>
<span class="source-line-no">158</span><span id="line-158"> this.user.runAs(new PrivilegedAction&lt;Object&gt;() {</span>
<span class="source-line-no">159</span><span id="line-159"> @Override</span>
<span class="source-line-no">160</span><span id="line-160"> public Object run() {</span>
<span class="source-line-no">161</span><span id="line-161"> runRegionServer();</span>
<span class="source-line-no">162</span><span id="line-162"> return null;</span>
<span class="source-line-no">163</span><span id="line-163"> }</span>
<span class="source-line-no">164</span><span id="line-164"> });</span>
<span class="source-line-no">165</span><span id="line-165"> } catch (Throwable t) {</span>
<span class="source-line-no">166</span><span id="line-166"> LOG.error("Exception in run", t);</span>
<span class="source-line-no">167</span><span id="line-167"> } finally {</span>
<span class="source-line-no">168</span><span id="line-168"> // Run this on the way out.</span>
<span class="source-line-no">169</span><span id="line-169"> if (this.shutdownThread != null) {</span>
<span class="source-line-no">170</span><span id="line-170"> this.shutdownThread.start();</span>
<span class="source-line-no">171</span><span id="line-171"> Threads.shutdown(this.shutdownThread, 30000);</span>
<span class="source-line-no">172</span><span id="line-172"> }</span>
<span class="source-line-no">173</span><span id="line-173"> }</span>
<span class="source-line-no">174</span><span id="line-174"> }</span>
<span class="source-line-no">175</span><span id="line-175"></span>
<span class="source-line-no">176</span><span id="line-176"> private void runRegionServer() {</span>
<span class="source-line-no">177</span><span id="line-177"> super.run();</span>
<span class="source-line-no">178</span><span id="line-178"> }</span>
<span class="source-line-no">179</span><span id="line-179"></span>
<span class="source-line-no">180</span><span id="line-180"> @Override</span>
<span class="source-line-no">181</span><span id="line-181"> protected void kill() {</span>
<span class="source-line-no">182</span><span id="line-182"> killedServers.add(getServerName());</span>
<span class="source-line-no">183</span><span id="line-183"> super.kill();</span>
<span class="source-line-no">184</span><span id="line-184"> }</span>
<span class="source-line-no">185</span><span id="line-185"></span>
<span class="source-line-no">186</span><span id="line-186"> @Override</span>
<span class="source-line-no">187</span><span id="line-187"> public void abort(final String reason, final Throwable cause) {</span>
<span class="source-line-no">188</span><span id="line-188"> this.user.runAs(new PrivilegedAction&lt;Object&gt;() {</span>
<span class="source-line-no">189</span><span id="line-189"> @Override</span>
<span class="source-line-no">190</span><span id="line-190"> public Object run() {</span>
<span class="source-line-no">191</span><span id="line-191"> abortRegionServer(reason, cause);</span>
<span class="source-line-no">192</span><span id="line-192"> return null;</span>
<span class="source-line-no">193</span><span id="line-193"> }</span>
<span class="source-line-no">194</span><span id="line-194"> });</span>
<span class="source-line-no">195</span><span id="line-195"> }</span>
<span class="source-line-no">196</span><span id="line-196"></span>
<span class="source-line-no">197</span><span id="line-197"> private void abortRegionServer(String reason, Throwable cause) {</span>
<span class="source-line-no">198</span><span id="line-198"> super.abort(reason, cause);</span>
<span class="source-line-no">199</span><span id="line-199"> }</span>
<span class="source-line-no">200</span><span id="line-200"> }</span>
<span class="source-line-no">201</span><span id="line-201"></span>
<span class="source-line-no">202</span><span id="line-202"> /**</span>
<span class="source-line-no">203</span><span id="line-203"> * Alternate shutdown hook. Just shuts down the passed fs, not all as default filesystem hook</span>
<span class="source-line-no">204</span><span id="line-204"> * does.</span>
<span class="source-line-no">205</span><span id="line-205"> */</span>
<span class="source-line-no">206</span><span id="line-206"> static class SingleFileSystemShutdownThread extends Thread {</span>
<span class="source-line-no">207</span><span id="line-207"> private final FileSystem fs;</span>
<span class="source-line-no">208</span><span id="line-208"></span>
<span class="source-line-no">209</span><span id="line-209"> SingleFileSystemShutdownThread(final FileSystem fs) {</span>
<span class="source-line-no">210</span><span id="line-210"> super("Shutdown of " + fs);</span>
<span class="source-line-no">211</span><span id="line-211"> this.fs = fs;</span>
<span class="source-line-no">212</span><span id="line-212"> }</span>
<span class="source-line-no">213</span><span id="line-213"></span>
<span class="source-line-no">214</span><span id="line-214"> @Override</span>
<span class="source-line-no">215</span><span id="line-215"> public void run() {</span>
<span class="source-line-no">216</span><span id="line-216"> try {</span>
<span class="source-line-no">217</span><span id="line-217"> LOG.info("Hook closing fs=" + this.fs);</span>
<span class="source-line-no">218</span><span id="line-218"> this.fs.close();</span>
<span class="source-line-no">219</span><span id="line-219"> } catch (IOException e) {</span>
<span class="source-line-no">220</span><span id="line-220"> LOG.warn("Running hook", e);</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"> }</span>
<span class="source-line-no">224</span><span id="line-224"></span>
<span class="source-line-no">225</span><span id="line-225"> private void init(final int nMasterNodes, final int numAlwaysStandByMasters,</span>
<span class="source-line-no">226</span><span id="line-226"> final int nRegionNodes, List&lt;Integer&gt; rsPorts, Class&lt;? extends HMaster&gt; masterClass,</span>
<span class="source-line-no">227</span><span id="line-227"> Class&lt;? extends MiniHBaseCluster.MiniHBaseClusterRegionServer&gt; regionserverClass)</span>
<span class="source-line-no">228</span><span id="line-228"> throws IOException, InterruptedException {</span>
<span class="source-line-no">229</span><span id="line-229"> try {</span>
<span class="source-line-no">230</span><span id="line-230"> if (masterClass == null) {</span>
<span class="source-line-no">231</span><span id="line-231"> masterClass = HMaster.class;</span>
<span class="source-line-no">232</span><span id="line-232"> }</span>
<span class="source-line-no">233</span><span id="line-233"> if (regionserverClass == null) {</span>
<span class="source-line-no">234</span><span id="line-234"> regionserverClass = MiniHBaseCluster.MiniHBaseClusterRegionServer.class;</span>
<span class="source-line-no">235</span><span id="line-235"> }</span>
<span class="source-line-no">236</span><span id="line-236"></span>
<span class="source-line-no">237</span><span id="line-237"> // start up a LocalHBaseCluster</span>
<span class="source-line-no">238</span><span id="line-238"> hbaseCluster = new LocalHBaseCluster(conf, nMasterNodes, numAlwaysStandByMasters, 0,</span>
<span class="source-line-no">239</span><span id="line-239"> masterClass, regionserverClass);</span>
<span class="source-line-no">240</span><span id="line-240"></span>
<span class="source-line-no">241</span><span id="line-241"> // manually add the regionservers as other users</span>
<span class="source-line-no">242</span><span id="line-242"> for (int i = 0; i &lt; nRegionNodes; i++) {</span>
<span class="source-line-no">243</span><span id="line-243"> Configuration rsConf = HBaseConfiguration.create(conf);</span>
<span class="source-line-no">244</span><span id="line-244"> if (rsPorts != null) {</span>
<span class="source-line-no">245</span><span id="line-245"> rsConf.setInt(HConstants.REGIONSERVER_PORT, rsPorts.get(i));</span>
<span class="source-line-no">246</span><span id="line-246"> }</span>
<span class="source-line-no">247</span><span id="line-247"> User user = HBaseTestingUtility.getDifferentUser(rsConf, ".hfs." + index++);</span>
<span class="source-line-no">248</span><span id="line-248"> hbaseCluster.addRegionServer(rsConf, i, user);</span>
<span class="source-line-no">249</span><span id="line-249"> }</span>
<span class="source-line-no">250</span><span id="line-250"></span>
<span class="source-line-no">251</span><span id="line-251"> hbaseCluster.startup();</span>
<span class="source-line-no">252</span><span id="line-252"> } catch (IOException e) {</span>
<span class="source-line-no">253</span><span id="line-253"> shutdown();</span>
<span class="source-line-no">254</span><span id="line-254"> throw e;</span>
<span class="source-line-no">255</span><span id="line-255"> } catch (Throwable t) {</span>
<span class="source-line-no">256</span><span id="line-256"> LOG.error("Error starting cluster", t);</span>
<span class="source-line-no">257</span><span id="line-257"> shutdown();</span>
<span class="source-line-no">258</span><span id="line-258"> throw new IOException("Shutting down", t);</span>
<span class="source-line-no">259</span><span id="line-259"> }</span>
<span class="source-line-no">260</span><span id="line-260"> }</span>
<span class="source-line-no">261</span><span id="line-261"></span>
<span class="source-line-no">262</span><span id="line-262"> @Override</span>
<span class="source-line-no">263</span><span id="line-263"> public void startRegionServer(String hostname, int port) throws IOException {</span>
<span class="source-line-no">264</span><span id="line-264"> final Configuration newConf = HBaseConfiguration.create(conf);</span>
<span class="source-line-no">265</span><span id="line-265"> newConf.setInt(HConstants.REGIONSERVER_PORT, port);</span>
<span class="source-line-no">266</span><span id="line-266"> startRegionServer(newConf);</span>
<span class="source-line-no">267</span><span id="line-267"> }</span>
<span class="source-line-no">268</span><span id="line-268"></span>
<span class="source-line-no">269</span><span id="line-269"> @Override</span>
<span class="source-line-no">270</span><span id="line-270"> public void killRegionServer(ServerName serverName) throws IOException {</span>
<span class="source-line-no">271</span><span id="line-271"> HRegionServer server = getRegionServer(getRegionServerIndex(serverName));</span>
<span class="source-line-no">272</span><span id="line-272"> if (server instanceof MiniHBaseClusterRegionServer) {</span>
<span class="source-line-no">273</span><span id="line-273"> LOG.info("Killing " + server.toString());</span>
<span class="source-line-no">274</span><span id="line-274"> ((MiniHBaseClusterRegionServer) server).kill();</span>
<span class="source-line-no">275</span><span id="line-275"> } else {</span>
<span class="source-line-no">276</span><span id="line-276"> abortRegionServer(getRegionServerIndex(serverName));</span>
<span class="source-line-no">277</span><span id="line-277"> }</span>
<span class="source-line-no">278</span><span id="line-278"> }</span>
<span class="source-line-no">279</span><span id="line-279"></span>
<span class="source-line-no">280</span><span id="line-280"> @Override</span>
<span class="source-line-no">281</span><span id="line-281"> public boolean isKilledRS(ServerName serverName) {</span>
<span class="source-line-no">282</span><span id="line-282"> return MiniHBaseClusterRegionServer.killedServers.contains(serverName);</span>
<span class="source-line-no">283</span><span id="line-283"> }</span>
<span class="source-line-no">284</span><span id="line-284"></span>
<span class="source-line-no">285</span><span id="line-285"> @Override</span>
<span class="source-line-no">286</span><span id="line-286"> public void stopRegionServer(ServerName serverName) throws IOException {</span>
<span class="source-line-no">287</span><span id="line-287"> stopRegionServer(getRegionServerIndex(serverName));</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"> @Override</span>
<span class="source-line-no">291</span><span id="line-291"> public void suspendRegionServer(ServerName serverName) throws IOException {</span>
<span class="source-line-no">292</span><span id="line-292"> suspendRegionServer(getRegionServerIndex(serverName));</span>
<span class="source-line-no">293</span><span id="line-293"> }</span>
<span class="source-line-no">294</span><span id="line-294"></span>
<span class="source-line-no">295</span><span id="line-295"> @Override</span>
<span class="source-line-no">296</span><span id="line-296"> public void resumeRegionServer(ServerName serverName) throws IOException {</span>
<span class="source-line-no">297</span><span id="line-297"> resumeRegionServer(getRegionServerIndex(serverName));</span>
<span class="source-line-no">298</span><span id="line-298"> }</span>
<span class="source-line-no">299</span><span id="line-299"></span>
<span class="source-line-no">300</span><span id="line-300"> @Override</span>
<span class="source-line-no">301</span><span id="line-301"> public void waitForRegionServerToStop(ServerName serverName, long timeout) throws IOException {</span>
<span class="source-line-no">302</span><span id="line-302"> // ignore timeout for now</span>
<span class="source-line-no">303</span><span id="line-303"> waitOnRegionServer(getRegionServerIndex(serverName));</span>
<span class="source-line-no">304</span><span id="line-304"> }</span>
<span class="source-line-no">305</span><span id="line-305"></span>
<span class="source-line-no">306</span><span id="line-306"> @Override</span>
<span class="source-line-no">307</span><span id="line-307"> public void startZkNode(String hostname, int port) throws IOException {</span>
<span class="source-line-no">308</span><span id="line-308"> LOG.warn("Starting zookeeper nodes on mini cluster is not supported");</span>
<span class="source-line-no">309</span><span id="line-309"> }</span>
<span class="source-line-no">310</span><span id="line-310"></span>
<span class="source-line-no">311</span><span id="line-311"> @Override</span>
<span class="source-line-no">312</span><span id="line-312"> public void killZkNode(ServerName serverName) throws IOException {</span>
<span class="source-line-no">313</span><span id="line-313"> LOG.warn("Aborting zookeeper nodes on mini cluster is not supported");</span>
<span class="source-line-no">314</span><span id="line-314"> }</span>
<span class="source-line-no">315</span><span id="line-315"></span>
<span class="source-line-no">316</span><span id="line-316"> @Override</span>
<span class="source-line-no">317</span><span id="line-317"> public void stopZkNode(ServerName serverName) throws IOException {</span>
<span class="source-line-no">318</span><span id="line-318"> LOG.warn("Stopping zookeeper nodes on mini cluster is not supported");</span>
<span class="source-line-no">319</span><span id="line-319"> }</span>
<span class="source-line-no">320</span><span id="line-320"></span>
<span class="source-line-no">321</span><span id="line-321"> @Override</span>
<span class="source-line-no">322</span><span id="line-322"> public void waitForZkNodeToStart(ServerName serverName, long timeout) throws IOException {</span>
<span class="source-line-no">323</span><span id="line-323"> LOG.warn("Waiting for zookeeper nodes to start on mini cluster is not supported");</span>
<span class="source-line-no">324</span><span id="line-324"> }</span>
<span class="source-line-no">325</span><span id="line-325"></span>
<span class="source-line-no">326</span><span id="line-326"> @Override</span>
<span class="source-line-no">327</span><span id="line-327"> public void waitForZkNodeToStop(ServerName serverName, long timeout) throws IOException {</span>
<span class="source-line-no">328</span><span id="line-328"> LOG.warn("Waiting for zookeeper nodes to stop on mini cluster is not supported");</span>
<span class="source-line-no">329</span><span id="line-329"> }</span>
<span class="source-line-no">330</span><span id="line-330"></span>
<span class="source-line-no">331</span><span id="line-331"> @Override</span>
<span class="source-line-no">332</span><span id="line-332"> public void startDataNode(ServerName serverName) throws IOException {</span>
<span class="source-line-no">333</span><span id="line-333"> LOG.warn("Starting datanodes on mini cluster is not supported");</span>
<span class="source-line-no">334</span><span id="line-334"> }</span>
<span class="source-line-no">335</span><span id="line-335"></span>
<span class="source-line-no">336</span><span id="line-336"> @Override</span>
<span class="source-line-no">337</span><span id="line-337"> public void killDataNode(ServerName serverName) throws IOException {</span>
<span class="source-line-no">338</span><span id="line-338"> LOG.warn("Aborting datanodes on mini cluster is not supported");</span>
<span class="source-line-no">339</span><span id="line-339"> }</span>
<span class="source-line-no">340</span><span id="line-340"></span>
<span class="source-line-no">341</span><span id="line-341"> @Override</span>
<span class="source-line-no">342</span><span id="line-342"> public void stopDataNode(ServerName serverName) throws IOException {</span>
<span class="source-line-no">343</span><span id="line-343"> LOG.warn("Stopping datanodes on mini cluster is not supported");</span>
<span class="source-line-no">344</span><span id="line-344"> }</span>
<span class="source-line-no">345</span><span id="line-345"></span>
<span class="source-line-no">346</span><span id="line-346"> @Override</span>
<span class="source-line-no">347</span><span id="line-347"> public void waitForDataNodeToStart(ServerName serverName, long timeout) throws IOException {</span>
<span class="source-line-no">348</span><span id="line-348"> LOG.warn("Waiting for datanodes to start on mini cluster is not supported");</span>
<span class="source-line-no">349</span><span id="line-349"> }</span>
<span class="source-line-no">350</span><span id="line-350"></span>
<span class="source-line-no">351</span><span id="line-351"> @Override</span>
<span class="source-line-no">352</span><span id="line-352"> public void waitForDataNodeToStop(ServerName serverName, long timeout) throws IOException {</span>
<span class="source-line-no">353</span><span id="line-353"> LOG.warn("Waiting for datanodes to stop on mini cluster is not supported");</span>
<span class="source-line-no">354</span><span id="line-354"> }</span>
<span class="source-line-no">355</span><span id="line-355"></span>
<span class="source-line-no">356</span><span id="line-356"> @Override</span>
<span class="source-line-no">357</span><span id="line-357"> public void startNameNode(ServerName serverName) throws IOException {</span>
<span class="source-line-no">358</span><span id="line-358"> LOG.warn("Starting namenodes on mini cluster is not supported");</span>
<span class="source-line-no">359</span><span id="line-359"> }</span>
<span class="source-line-no">360</span><span id="line-360"></span>
<span class="source-line-no">361</span><span id="line-361"> @Override</span>
<span class="source-line-no">362</span><span id="line-362"> public void killNameNode(ServerName serverName) throws IOException {</span>
<span class="source-line-no">363</span><span id="line-363"> LOG.warn("Aborting namenodes on mini cluster is not supported");</span>
<span class="source-line-no">364</span><span id="line-364"> }</span>
<span class="source-line-no">365</span><span id="line-365"></span>
<span class="source-line-no">366</span><span id="line-366"> @Override</span>
<span class="source-line-no">367</span><span id="line-367"> public void stopNameNode(ServerName serverName) throws IOException {</span>
<span class="source-line-no">368</span><span id="line-368"> LOG.warn("Stopping namenodes on mini cluster is not supported");</span>
<span class="source-line-no">369</span><span id="line-369"> }</span>
<span class="source-line-no">370</span><span id="line-370"></span>
<span class="source-line-no">371</span><span id="line-371"> @Override</span>
<span class="source-line-no">372</span><span id="line-372"> public void waitForNameNodeToStart(ServerName serverName, long timeout) throws IOException {</span>
<span class="source-line-no">373</span><span id="line-373"> LOG.warn("Waiting for namenodes to start on mini cluster is not supported");</span>
<span class="source-line-no">374</span><span id="line-374"> }</span>
<span class="source-line-no">375</span><span id="line-375"></span>
<span class="source-line-no">376</span><span id="line-376"> @Override</span>
<span class="source-line-no">377</span><span id="line-377"> public void waitForNameNodeToStop(ServerName serverName, long timeout) throws IOException {</span>
<span class="source-line-no">378</span><span id="line-378"> LOG.warn("Waiting for namenodes to stop on mini cluster is not supported");</span>
<span class="source-line-no">379</span><span id="line-379"> }</span>
<span class="source-line-no">380</span><span id="line-380"></span>
<span class="source-line-no">381</span><span id="line-381"> @Override</span>
<span class="source-line-no">382</span><span id="line-382"> public void startMaster(String hostname, int port) throws IOException {</span>
<span class="source-line-no">383</span><span id="line-383"> this.startMaster();</span>
<span class="source-line-no">384</span><span id="line-384"> }</span>
<span class="source-line-no">385</span><span id="line-385"></span>
<span class="source-line-no">386</span><span id="line-386"> @Override</span>
<span class="source-line-no">387</span><span id="line-387"> public void killMaster(ServerName serverName) throws IOException {</span>
<span class="source-line-no">388</span><span id="line-388"> abortMaster(getMasterIndex(serverName));</span>
<span class="source-line-no">389</span><span id="line-389"> }</span>
<span class="source-line-no">390</span><span id="line-390"></span>
<span class="source-line-no">391</span><span id="line-391"> @Override</span>
<span class="source-line-no">392</span><span id="line-392"> public void stopMaster(ServerName serverName) throws IOException {</span>
<span class="source-line-no">393</span><span id="line-393"> stopMaster(getMasterIndex(serverName));</span>
<span class="source-line-no">394</span><span id="line-394"> }</span>
<span class="source-line-no">395</span><span id="line-395"></span>
<span class="source-line-no">396</span><span id="line-396"> @Override</span>
<span class="source-line-no">397</span><span id="line-397"> public void waitForMasterToStop(ServerName serverName, long timeout) throws IOException {</span>
<span class="source-line-no">398</span><span id="line-398"> // ignore timeout for now</span>
<span class="source-line-no">399</span><span id="line-399"> waitOnMaster(getMasterIndex(serverName));</span>
<span class="source-line-no">400</span><span id="line-400"> }</span>
<span class="source-line-no">401</span><span id="line-401"></span>
<span class="source-line-no">402</span><span id="line-402"> /**</span>
<span class="source-line-no">403</span><span id="line-403"> * Starts a region server thread running</span>
<span class="source-line-no">404</span><span id="line-404"> * @return New RegionServerThread</span>
<span class="source-line-no">405</span><span id="line-405"> */</span>
<span class="source-line-no">406</span><span id="line-406"> public JVMClusterUtil.RegionServerThread startRegionServer() throws IOException {</span>
<span class="source-line-no">407</span><span id="line-407"> final Configuration newConf = HBaseConfiguration.create(conf);</span>
<span class="source-line-no">408</span><span id="line-408"> return startRegionServer(newConf);</span>
<span class="source-line-no">409</span><span id="line-409"> }</span>
<span class="source-line-no">410</span><span id="line-410"></span>
<span class="source-line-no">411</span><span id="line-411"> private JVMClusterUtil.RegionServerThread startRegionServer(Configuration configuration)</span>
<span class="source-line-no">412</span><span id="line-412"> throws IOException {</span>
<span class="source-line-no">413</span><span id="line-413"> User rsUser = HBaseTestingUtility.getDifferentUser(configuration, ".hfs." + index++);</span>
<span class="source-line-no">414</span><span id="line-414"> JVMClusterUtil.RegionServerThread t = null;</span>
<span class="source-line-no">415</span><span id="line-415"> try {</span>
<span class="source-line-no">416</span><span id="line-416"> t =</span>
<span class="source-line-no">417</span><span id="line-417"> hbaseCluster.addRegionServer(configuration, hbaseCluster.getRegionServers().size(), rsUser);</span>
<span class="source-line-no">418</span><span id="line-418"> t.start();</span>
<span class="source-line-no">419</span><span id="line-419"> t.waitForServerOnline();</span>
<span class="source-line-no">420</span><span id="line-420"> } catch (InterruptedException ie) {</span>
<span class="source-line-no">421</span><span id="line-421"> throw new IOException("Interrupted adding regionserver to cluster", ie);</span>
<span class="source-line-no">422</span><span id="line-422"> }</span>
<span class="source-line-no">423</span><span id="line-423"> return t;</span>
<span class="source-line-no">424</span><span id="line-424"> }</span>
<span class="source-line-no">425</span><span id="line-425"></span>
<span class="source-line-no">426</span><span id="line-426"> /**</span>
<span class="source-line-no">427</span><span id="line-427"> * Starts a region server thread and waits until its processed by master. Throws an exception when</span>
<span class="source-line-no">428</span><span id="line-428"> * it can't start a region server or when the region server is not processed by master within the</span>
<span class="source-line-no">429</span><span id="line-429"> * timeout.</span>
<span class="source-line-no">430</span><span id="line-430"> * @return New RegionServerThread</span>
<span class="source-line-no">431</span><span id="line-431"> */</span>
<span class="source-line-no">432</span><span id="line-432"> public JVMClusterUtil.RegionServerThread startRegionServerAndWait(long timeout)</span>
<span class="source-line-no">433</span><span id="line-433"> throws IOException {</span>
<span class="source-line-no">434</span><span id="line-434"></span>
<span class="source-line-no">435</span><span id="line-435"> JVMClusterUtil.RegionServerThread t = startRegionServer();</span>
<span class="source-line-no">436</span><span id="line-436"> ServerName rsServerName = t.getRegionServer().getServerName();</span>
<span class="source-line-no">437</span><span id="line-437"></span>
<span class="source-line-no">438</span><span id="line-438"> long start = EnvironmentEdgeManager.currentTime();</span>
<span class="source-line-no">439</span><span id="line-439"> ClusterMetrics clusterStatus = getClusterMetrics();</span>
<span class="source-line-no">440</span><span id="line-440"> while ((EnvironmentEdgeManager.currentTime() - start) &lt; timeout) {</span>
<span class="source-line-no">441</span><span id="line-441"> if (clusterStatus != null &amp;&amp; clusterStatus.getLiveServerMetrics().containsKey(rsServerName)) {</span>
<span class="source-line-no">442</span><span id="line-442"> return t;</span>
<span class="source-line-no">443</span><span id="line-443"> }</span>
<span class="source-line-no">444</span><span id="line-444"> Threads.sleep(100);</span>
<span class="source-line-no">445</span><span id="line-445"> }</span>
<span class="source-line-no">446</span><span id="line-446"> if (t.getRegionServer().isOnline()) {</span>
<span class="source-line-no">447</span><span id="line-447"> throw new IOException("RS: " + rsServerName + " online, but not processed by master");</span>
<span class="source-line-no">448</span><span id="line-448"> } else {</span>
<span class="source-line-no">449</span><span id="line-449"> throw new IOException("RS: " + rsServerName + " is offline");</span>
<span class="source-line-no">450</span><span id="line-450"> }</span>
<span class="source-line-no">451</span><span id="line-451"> }</span>
<span class="source-line-no">452</span><span id="line-452"></span>
<span class="source-line-no">453</span><span id="line-453"> /**</span>
<span class="source-line-no">454</span><span id="line-454"> * Cause a region server to exit doing basic clean up only on its way out.</span>
<span class="source-line-no">455</span><span id="line-455"> * @param serverNumber Used as index into a list.</span>
<span class="source-line-no">456</span><span id="line-456"> */</span>
<span class="source-line-no">457</span><span id="line-457"> public String abortRegionServer(int serverNumber) {</span>
<span class="source-line-no">458</span><span id="line-458"> HRegionServer server = getRegionServer(serverNumber);</span>
<span class="source-line-no">459</span><span id="line-459"> LOG.info("Aborting " + server.toString());</span>
<span class="source-line-no">460</span><span id="line-460"> server.abort("Aborting for tests", new Exception("Trace info"));</span>
<span class="source-line-no">461</span><span id="line-461"> return server.toString();</span>
<span class="source-line-no">462</span><span id="line-462"> }</span>
<span class="source-line-no">463</span><span id="line-463"></span>
<span class="source-line-no">464</span><span id="line-464"> /**</span>
<span class="source-line-no">465</span><span id="line-465"> * Shut down the specified region server cleanly</span>
<span class="source-line-no">466</span><span id="line-466"> * @param serverNumber Used as index into a list.</span>
<span class="source-line-no">467</span><span id="line-467"> * @return the region server that was stopped</span>
<span class="source-line-no">468</span><span id="line-468"> */</span>
<span class="source-line-no">469</span><span id="line-469"> public JVMClusterUtil.RegionServerThread stopRegionServer(int serverNumber) {</span>
<span class="source-line-no">470</span><span id="line-470"> return stopRegionServer(serverNumber, true);</span>
<span class="source-line-no">471</span><span id="line-471"> }</span>
<span class="source-line-no">472</span><span id="line-472"></span>
<span class="source-line-no">473</span><span id="line-473"> /**</span>
<span class="source-line-no">474</span><span id="line-474"> * Shut down the specified region server cleanly</span>
<span class="source-line-no">475</span><span id="line-475"> * @param serverNumber Used as index into a list.</span>
<span class="source-line-no">476</span><span id="line-476"> * @param shutdownFS True is we are to shutdown the filesystem as part of this regionserver's</span>
<span class="source-line-no">477</span><span id="line-477"> * shutdown. Usually we do but you do not want to do this if you are running</span>
<span class="source-line-no">478</span><span id="line-478"> * multiple regionservers in a test and you shut down one before end of the</span>
<span class="source-line-no">479</span><span id="line-479"> * test.</span>
<span class="source-line-no">480</span><span id="line-480"> * @return the region server that was stopped</span>
<span class="source-line-no">481</span><span id="line-481"> */</span>
<span class="source-line-no">482</span><span id="line-482"> public JVMClusterUtil.RegionServerThread stopRegionServer(int serverNumber,</span>
<span class="source-line-no">483</span><span id="line-483"> final boolean shutdownFS) {</span>
<span class="source-line-no">484</span><span id="line-484"> JVMClusterUtil.RegionServerThread server = hbaseCluster.getRegionServers().get(serverNumber);</span>
<span class="source-line-no">485</span><span id="line-485"> LOG.info("Stopping " + server.toString());</span>
<span class="source-line-no">486</span><span id="line-486"> server.getRegionServer().stop("Stopping rs " + serverNumber);</span>
<span class="source-line-no">487</span><span id="line-487"> return server;</span>
<span class="source-line-no">488</span><span id="line-488"> }</span>
<span class="source-line-no">489</span><span id="line-489"></span>
<span class="source-line-no">490</span><span id="line-490"> /**</span>
<span class="source-line-no">491</span><span id="line-491"> * Suspend the specified region server</span>
<span class="source-line-no">492</span><span id="line-492"> * @param serverNumber Used as index into a list.</span>
<span class="source-line-no">493</span><span id="line-493"> */</span>
<span class="source-line-no">494</span><span id="line-494"> public JVMClusterUtil.RegionServerThread suspendRegionServer(int serverNumber) {</span>
<span class="source-line-no">495</span><span id="line-495"> JVMClusterUtil.RegionServerThread server = hbaseCluster.getRegionServers().get(serverNumber);</span>
<span class="source-line-no">496</span><span id="line-496"> LOG.info("Suspending {}", server.toString());</span>
<span class="source-line-no">497</span><span id="line-497"> server.suspend();</span>
<span class="source-line-no">498</span><span id="line-498"> return server;</span>
<span class="source-line-no">499</span><span id="line-499"> }</span>
<span class="source-line-no">500</span><span id="line-500"></span>
<span class="source-line-no">501</span><span id="line-501"> /**</span>
<span class="source-line-no">502</span><span id="line-502"> * Resume the specified region server</span>
<span class="source-line-no">503</span><span id="line-503"> * @param serverNumber Used as index into a list.</span>
<span class="source-line-no">504</span><span id="line-504"> */</span>
<span class="source-line-no">505</span><span id="line-505"> public JVMClusterUtil.RegionServerThread resumeRegionServer(int serverNumber) {</span>
<span class="source-line-no">506</span><span id="line-506"> JVMClusterUtil.RegionServerThread server = hbaseCluster.getRegionServers().get(serverNumber);</span>
<span class="source-line-no">507</span><span id="line-507"> LOG.info("Resuming {}", server.toString());</span>
<span class="source-line-no">508</span><span id="line-508"> server.resume();</span>
<span class="source-line-no">509</span><span id="line-509"> return server;</span>
<span class="source-line-no">510</span><span id="line-510"> }</span>
<span class="source-line-no">511</span><span id="line-511"></span>
<span class="source-line-no">512</span><span id="line-512"> /**</span>
<span class="source-line-no">513</span><span id="line-513"> * Wait for the specified region server to stop. Removes this thread from list of running threads.</span>
<span class="source-line-no">514</span><span id="line-514"> * @return Name of region server that just went down.</span>
<span class="source-line-no">515</span><span id="line-515"> */</span>
<span class="source-line-no">516</span><span id="line-516"> public String waitOnRegionServer(final int serverNumber) {</span>
<span class="source-line-no">517</span><span id="line-517"> return this.hbaseCluster.waitOnRegionServer(serverNumber);</span>
<span class="source-line-no">518</span><span id="line-518"> }</span>
<span class="source-line-no">519</span><span id="line-519"></span>
<span class="source-line-no">520</span><span id="line-520"> /**</span>
<span class="source-line-no">521</span><span id="line-521"> * Starts a master thread running</span>
<span class="source-line-no">522</span><span id="line-522"> * @return New RegionServerThread</span>
<span class="source-line-no">523</span><span id="line-523"> */</span>
<span class="source-line-no">524</span><span id="line-524"> @edu.umd.cs.findbugs.annotations.SuppressWarnings(</span>
<span class="source-line-no">525</span><span id="line-525"> value = "ST_WRITE_TO_STATIC_FROM_INSTANCE_METHOD",</span>
<span class="source-line-no">526</span><span id="line-526"> justification = "Testing only, not a big deal")</span>
<span class="source-line-no">527</span><span id="line-527"> public JVMClusterUtil.MasterThread startMaster() throws IOException {</span>
<span class="source-line-no">528</span><span id="line-528"> Configuration c = HBaseConfiguration.create(conf);</span>
<span class="source-line-no">529</span><span id="line-529"> User user = HBaseTestingUtility.getDifferentUser(c, ".hfs." + index++);</span>
<span class="source-line-no">530</span><span id="line-530"></span>
<span class="source-line-no">531</span><span id="line-531"> JVMClusterUtil.MasterThread t = null;</span>
<span class="source-line-no">532</span><span id="line-532"> try {</span>
<span class="source-line-no">533</span><span id="line-533"> t = hbaseCluster.addMaster(c, hbaseCluster.getMasters().size(), user);</span>
<span class="source-line-no">534</span><span id="line-534"> t.start();</span>
<span class="source-line-no">535</span><span id="line-535"> } catch (InterruptedException ie) {</span>
<span class="source-line-no">536</span><span id="line-536"> throw new IOException("Interrupted adding master to cluster", ie);</span>
<span class="source-line-no">537</span><span id="line-537"> }</span>
<span class="source-line-no">538</span><span id="line-538"> conf.set(HConstants.MASTER_ADDRS_KEY,</span>
<span class="source-line-no">539</span><span id="line-539"> hbaseCluster.getConfiguration().get(HConstants.MASTER_ADDRS_KEY));</span>
<span class="source-line-no">540</span><span id="line-540"> return t;</span>
<span class="source-line-no">541</span><span id="line-541"> }</span>
<span class="source-line-no">542</span><span id="line-542"></span>
<span class="source-line-no">543</span><span id="line-543"> /**</span>
<span class="source-line-no">544</span><span id="line-544"> * Returns the current active master, if available.</span>
<span class="source-line-no">545</span><span id="line-545"> * @return the active HMaster, null if none is active.</span>
<span class="source-line-no">546</span><span id="line-546"> */</span>
<span class="source-line-no">547</span><span id="line-547"> public HMaster getMaster() {</span>
<span class="source-line-no">548</span><span id="line-548"> return this.hbaseCluster.getActiveMaster();</span>
<span class="source-line-no">549</span><span id="line-549"> }</span>
<span class="source-line-no">550</span><span id="line-550"></span>
<span class="source-line-no">551</span><span id="line-551"> /**</span>
<span class="source-line-no">552</span><span id="line-552"> * Returns the current active master thread, if available.</span>
<span class="source-line-no">553</span><span id="line-553"> * @return the active MasterThread, null if none is active.</span>
<span class="source-line-no">554</span><span id="line-554"> */</span>
<span class="source-line-no">555</span><span id="line-555"> public MasterThread getMasterThread() {</span>
<span class="source-line-no">556</span><span id="line-556"> for (MasterThread mt : hbaseCluster.getLiveMasters()) {</span>
<span class="source-line-no">557</span><span id="line-557"> if (mt.getMaster().isActiveMaster()) {</span>
<span class="source-line-no">558</span><span id="line-558"> return mt;</span>
<span class="source-line-no">559</span><span id="line-559"> }</span>
<span class="source-line-no">560</span><span id="line-560"> }</span>
<span class="source-line-no">561</span><span id="line-561"> return null;</span>
<span class="source-line-no">562</span><span id="line-562"> }</span>
<span class="source-line-no">563</span><span id="line-563"></span>
<span class="source-line-no">564</span><span id="line-564"> /**</span>
<span class="source-line-no">565</span><span id="line-565"> * Returns the master at the specified index, if available.</span>
<span class="source-line-no">566</span><span id="line-566"> * @return the active HMaster, null if none is active.</span>
<span class="source-line-no">567</span><span id="line-567"> */</span>
<span class="source-line-no">568</span><span id="line-568"> public HMaster getMaster(final int serverNumber) {</span>
<span class="source-line-no">569</span><span id="line-569"> return this.hbaseCluster.getMaster(serverNumber);</span>
<span class="source-line-no">570</span><span id="line-570"> }</span>
<span class="source-line-no">571</span><span id="line-571"></span>
<span class="source-line-no">572</span><span id="line-572"> /**</span>
<span class="source-line-no">573</span><span id="line-573"> * Cause a master to exit without shutting down entire cluster.</span>
<span class="source-line-no">574</span><span id="line-574"> * @param serverNumber Used as index into a list.</span>
<span class="source-line-no">575</span><span id="line-575"> */</span>
<span class="source-line-no">576</span><span id="line-576"> public String abortMaster(int serverNumber) {</span>
<span class="source-line-no">577</span><span id="line-577"> HMaster server = getMaster(serverNumber);</span>
<span class="source-line-no">578</span><span id="line-578"> LOG.info("Aborting " + server.toString());</span>
<span class="source-line-no">579</span><span id="line-579"> server.abort("Aborting for tests", new Exception("Trace info"));</span>
<span class="source-line-no">580</span><span id="line-580"> return server.toString();</span>
<span class="source-line-no">581</span><span id="line-581"> }</span>
<span class="source-line-no">582</span><span id="line-582"></span>
<span class="source-line-no">583</span><span id="line-583"> /**</span>
<span class="source-line-no">584</span><span id="line-584"> * Shut down the specified master cleanly</span>
<span class="source-line-no">585</span><span id="line-585"> * @param serverNumber Used as index into a list.</span>
<span class="source-line-no">586</span><span id="line-586"> * @return the region server that was stopped</span>
<span class="source-line-no">587</span><span id="line-587"> */</span>
<span class="source-line-no">588</span><span id="line-588"> public JVMClusterUtil.MasterThread stopMaster(int serverNumber) {</span>
<span class="source-line-no">589</span><span id="line-589"> return stopMaster(serverNumber, true);</span>
<span class="source-line-no">590</span><span id="line-590"> }</span>
<span class="source-line-no">591</span><span id="line-591"></span>
<span class="source-line-no">592</span><span id="line-592"> /**</span>
<span class="source-line-no">593</span><span id="line-593"> * Shut down the specified master cleanly</span>
<span class="source-line-no">594</span><span id="line-594"> * @param serverNumber Used as index into a list.</span>
<span class="source-line-no">595</span><span id="line-595"> * @param shutdownFS True is we are to shutdown the filesystem as part of this master's</span>
<span class="source-line-no">596</span><span id="line-596"> * shutdown. Usually we do but you do not want to do this if you are running</span>
<span class="source-line-no">597</span><span id="line-597"> * multiple master in a test and you shut down one before end of the test.</span>
<span class="source-line-no">598</span><span id="line-598"> * @return the master that was stopped</span>
<span class="source-line-no">599</span><span id="line-599"> */</span>
<span class="source-line-no">600</span><span id="line-600"> public JVMClusterUtil.MasterThread stopMaster(int serverNumber, final boolean shutdownFS) {</span>
<span class="source-line-no">601</span><span id="line-601"> JVMClusterUtil.MasterThread server = hbaseCluster.getMasters().get(serverNumber);</span>
<span class="source-line-no">602</span><span id="line-602"> LOG.info("Stopping " + server.toString());</span>
<span class="source-line-no">603</span><span id="line-603"> server.getMaster().stop("Stopping master " + serverNumber);</span>
<span class="source-line-no">604</span><span id="line-604"> return server;</span>
<span class="source-line-no">605</span><span id="line-605"> }</span>
<span class="source-line-no">606</span><span id="line-606"></span>
<span class="source-line-no">607</span><span id="line-607"> /**</span>
<span class="source-line-no">608</span><span id="line-608"> * Wait for the specified master to stop. Removes this thread from list of running threads.</span>
<span class="source-line-no">609</span><span id="line-609"> * @return Name of master that just went down.</span>
<span class="source-line-no">610</span><span id="line-610"> */</span>
<span class="source-line-no">611</span><span id="line-611"> public String waitOnMaster(final int serverNumber) {</span>
<span class="source-line-no">612</span><span id="line-612"> return this.hbaseCluster.waitOnMaster(serverNumber);</span>
<span class="source-line-no">613</span><span id="line-613"> }</span>
<span class="source-line-no">614</span><span id="line-614"></span>
<span class="source-line-no">615</span><span id="line-615"> /**</span>
<span class="source-line-no">616</span><span id="line-616"> * Blocks until there is an active master and that master has completed initialization.</span>
<span class="source-line-no">617</span><span id="line-617"> * @return true if an active master becomes available. false if there are no masters left.</span>
<span class="source-line-no">618</span><span id="line-618"> */</span>
<span class="source-line-no">619</span><span id="line-619"> @Override</span>
<span class="source-line-no">620</span><span id="line-620"> public boolean waitForActiveAndReadyMaster(long timeout) throws IOException {</span>
<span class="source-line-no">621</span><span id="line-621"> List&lt;JVMClusterUtil.MasterThread&gt; mts;</span>
<span class="source-line-no">622</span><span id="line-622"> long start = EnvironmentEdgeManager.currentTime();</span>
<span class="source-line-no">623</span><span id="line-623"> while (</span>
<span class="source-line-no">624</span><span id="line-624"> !(mts = getMasterThreads()).isEmpty()</span>
<span class="source-line-no">625</span><span id="line-625"> &amp;&amp; (EnvironmentEdgeManager.currentTime() - start) &lt; timeout</span>
<span class="source-line-no">626</span><span id="line-626"> ) {</span>
<span class="source-line-no">627</span><span id="line-627"> for (JVMClusterUtil.MasterThread mt : mts) {</span>
<span class="source-line-no">628</span><span id="line-628"> if (mt.getMaster().isActiveMaster() &amp;&amp; mt.getMaster().isInitialized()) {</span>
<span class="source-line-no">629</span><span id="line-629"> return true;</span>
<span class="source-line-no">630</span><span id="line-630"> }</span>
<span class="source-line-no">631</span><span id="line-631"> }</span>
<span class="source-line-no">632</span><span id="line-632"></span>
<span class="source-line-no">633</span><span id="line-633"> Threads.sleep(100);</span>
<span class="source-line-no">634</span><span id="line-634"> }</span>
<span class="source-line-no">635</span><span id="line-635"> return false;</span>
<span class="source-line-no">636</span><span id="line-636"> }</span>
<span class="source-line-no">637</span><span id="line-637"></span>
<span class="source-line-no">638</span><span id="line-638"> /** Returns List of master threads. */</span>
<span class="source-line-no">639</span><span id="line-639"> public List&lt;JVMClusterUtil.MasterThread&gt; getMasterThreads() {</span>
<span class="source-line-no">640</span><span id="line-640"> return this.hbaseCluster.getMasters();</span>
<span class="source-line-no">641</span><span id="line-641"> }</span>
<span class="source-line-no">642</span><span id="line-642"></span>
<span class="source-line-no">643</span><span id="line-643"> /** Returns List of live master threads (skips the aborted and the killed) */</span>
<span class="source-line-no">644</span><span id="line-644"> public List&lt;JVMClusterUtil.MasterThread&gt; getLiveMasterThreads() {</span>
<span class="source-line-no">645</span><span id="line-645"> return this.hbaseCluster.getLiveMasters();</span>
<span class="source-line-no">646</span><span id="line-646"> }</span>
<span class="source-line-no">647</span><span id="line-647"></span>
<span class="source-line-no">648</span><span id="line-648"> /**</span>
<span class="source-line-no">649</span><span id="line-649"> * Wait for Mini HBase Cluster to shut down.</span>
<span class="source-line-no">650</span><span id="line-650"> */</span>
<span class="source-line-no">651</span><span id="line-651"> public void join() {</span>
<span class="source-line-no">652</span><span id="line-652"> this.hbaseCluster.join();</span>
<span class="source-line-no">653</span><span id="line-653"> }</span>
<span class="source-line-no">654</span><span id="line-654"></span>
<span class="source-line-no">655</span><span id="line-655"> /**</span>
<span class="source-line-no">656</span><span id="line-656"> * Shut down the mini HBase cluster</span>
<span class="source-line-no">657</span><span id="line-657"> */</span>
<span class="source-line-no">658</span><span id="line-658"> @Override</span>
<span class="source-line-no">659</span><span id="line-659"> public void shutdown() throws IOException {</span>
<span class="source-line-no">660</span><span id="line-660"> if (this.hbaseCluster != null) {</span>
<span class="source-line-no">661</span><span id="line-661"> this.hbaseCluster.shutdown();</span>
<span class="source-line-no">662</span><span id="line-662"> }</span>
<span class="source-line-no">663</span><span id="line-663"> }</span>
<span class="source-line-no">664</span><span id="line-664"></span>
<span class="source-line-no">665</span><span id="line-665"> @Override</span>
<span class="source-line-no">666</span><span id="line-666"> public void close() throws IOException {</span>
<span class="source-line-no">667</span><span id="line-667"> }</span>
<span class="source-line-no">668</span><span id="line-668"></span>
<span class="source-line-no">669</span><span id="line-669"> @Override</span>
<span class="source-line-no">670</span><span id="line-670"> public ClusterMetrics getClusterMetrics() throws IOException {</span>
<span class="source-line-no">671</span><span id="line-671"> HMaster master = getMaster();</span>
<span class="source-line-no">672</span><span id="line-672"> return master == null ? null : master.getClusterMetrics();</span>
<span class="source-line-no">673</span><span id="line-673"> }</span>
<span class="source-line-no">674</span><span id="line-674"></span>
<span class="source-line-no">675</span><span id="line-675"> private void executeFlush(HRegion region) throws IOException {</span>
<span class="source-line-no">676</span><span id="line-676"> if (!RegionReplicaUtil.isDefaultReplica(region.getRegionInfo())) {</span>
<span class="source-line-no">677</span><span id="line-677"> return;</span>
<span class="source-line-no">678</span><span id="line-678"> }</span>
<span class="source-line-no">679</span><span id="line-679"> // retry 5 times if we can not flush</span>
<span class="source-line-no">680</span><span id="line-680"> for (int i = 0; i &lt; 5; i++) {</span>
<span class="source-line-no">681</span><span id="line-681"> FlushResult result = region.flush(true);</span>
<span class="source-line-no">682</span><span id="line-682"> if (result.getResult() != FlushResult.Result.CANNOT_FLUSH) {</span>
<span class="source-line-no">683</span><span id="line-683"> return;</span>
<span class="source-line-no">684</span><span id="line-684"> }</span>
<span class="source-line-no">685</span><span id="line-685"> Threads.sleep(1000);</span>
<span class="source-line-no">686</span><span id="line-686"> }</span>
<span class="source-line-no">687</span><span id="line-687"> }</span>
<span class="source-line-no">688</span><span id="line-688"></span>
<span class="source-line-no">689</span><span id="line-689"> /**</span>
<span class="source-line-no">690</span><span id="line-690"> * Call flushCache on all regions on all participating regionservers.</span>
<span class="source-line-no">691</span><span id="line-691"> */</span>
<span class="source-line-no">692</span><span id="line-692"> public void flushcache() throws IOException {</span>
<span class="source-line-no">693</span><span id="line-693"> for (JVMClusterUtil.RegionServerThread t : this.hbaseCluster.getRegionServers()) {</span>
<span class="source-line-no">694</span><span id="line-694"> for (HRegion r : t.getRegionServer().getOnlineRegionsLocalContext()) {</span>
<span class="source-line-no">695</span><span id="line-695"> executeFlush(r);</span>
<span class="source-line-no">696</span><span id="line-696"> }</span>
<span class="source-line-no">697</span><span id="line-697"> }</span>
<span class="source-line-no">698</span><span id="line-698"> }</span>
<span class="source-line-no">699</span><span id="line-699"></span>
<span class="source-line-no">700</span><span id="line-700"> /**</span>
<span class="source-line-no">701</span><span id="line-701"> * Call flushCache on all regions of the specified table.</span>
<span class="source-line-no">702</span><span id="line-702"> */</span>
<span class="source-line-no">703</span><span id="line-703"> public void flushcache(TableName tableName) throws IOException {</span>
<span class="source-line-no">704</span><span id="line-704"> for (JVMClusterUtil.RegionServerThread t : this.hbaseCluster.getRegionServers()) {</span>
<span class="source-line-no">705</span><span id="line-705"> for (HRegion r : t.getRegionServer().getOnlineRegionsLocalContext()) {</span>
<span class="source-line-no">706</span><span id="line-706"> if (r.getTableDescriptor().getTableName().equals(tableName)) {</span>
<span class="source-line-no">707</span><span id="line-707"> executeFlush(r);</span>
<span class="source-line-no">708</span><span id="line-708"> }</span>
<span class="source-line-no">709</span><span id="line-709"> }</span>
<span class="source-line-no">710</span><span id="line-710"> }</span>
<span class="source-line-no">711</span><span id="line-711"> }</span>
<span class="source-line-no">712</span><span id="line-712"></span>
<span class="source-line-no">713</span><span id="line-713"> /**</span>
<span class="source-line-no">714</span><span id="line-714"> * Call flushCache on all regions on all participating regionservers.</span>
<span class="source-line-no">715</span><span id="line-715"> */</span>
<span class="source-line-no">716</span><span id="line-716"> public void compact(boolean major) throws IOException {</span>
<span class="source-line-no">717</span><span id="line-717"> for (JVMClusterUtil.RegionServerThread t : this.hbaseCluster.getRegionServers()) {</span>
<span class="source-line-no">718</span><span id="line-718"> for (HRegion r : t.getRegionServer().getOnlineRegionsLocalContext()) {</span>
<span class="source-line-no">719</span><span id="line-719"> if (RegionReplicaUtil.isDefaultReplica(r.getRegionInfo())) {</span>
<span class="source-line-no">720</span><span id="line-720"> r.compact(major);</span>
<span class="source-line-no">721</span><span id="line-721"> }</span>
<span class="source-line-no">722</span><span id="line-722"> }</span>
<span class="source-line-no">723</span><span id="line-723"> }</span>
<span class="source-line-no">724</span><span id="line-724"> }</span>
<span class="source-line-no">725</span><span id="line-725"></span>
<span class="source-line-no">726</span><span id="line-726"> /**</span>
<span class="source-line-no">727</span><span id="line-727"> * Call flushCache on all regions of the specified table.</span>
<span class="source-line-no">728</span><span id="line-728"> */</span>
<span class="source-line-no">729</span><span id="line-729"> public void compact(TableName tableName, boolean major) throws IOException {</span>
<span class="source-line-no">730</span><span id="line-730"> for (JVMClusterUtil.RegionServerThread t : this.hbaseCluster.getRegionServers()) {</span>
<span class="source-line-no">731</span><span id="line-731"> for (HRegion r : t.getRegionServer().getOnlineRegionsLocalContext()) {</span>
<span class="source-line-no">732</span><span id="line-732"> if (r.getTableDescriptor().getTableName().equals(tableName)) {</span>
<span class="source-line-no">733</span><span id="line-733"> if (RegionReplicaUtil.isDefaultReplica(r.getRegionInfo())) {</span>
<span class="source-line-no">734</span><span id="line-734"> r.compact(major);</span>
<span class="source-line-no">735</span><span id="line-735"> }</span>
<span class="source-line-no">736</span><span id="line-736"> }</span>
<span class="source-line-no">737</span><span id="line-737"> }</span>
<span class="source-line-no">738</span><span id="line-738"> }</span>
<span class="source-line-no">739</span><span id="line-739"> }</span>
<span class="source-line-no">740</span><span id="line-740"></span>
<span class="source-line-no">741</span><span id="line-741"> /** Returns Number of live region servers in the cluster currently. */</span>
<span class="source-line-no">742</span><span id="line-742"> public int getNumLiveRegionServers() {</span>
<span class="source-line-no">743</span><span id="line-743"> return this.hbaseCluster.getLiveRegionServers().size();</span>
<span class="source-line-no">744</span><span id="line-744"> }</span>
<span class="source-line-no">745</span><span id="line-745"></span>
<span class="source-line-no">746</span><span id="line-746"> /**</span>
<span class="source-line-no">747</span><span id="line-747"> * @return List of region server threads. Does not return the master even though it is also a</span>
<span class="source-line-no">748</span><span id="line-748"> * region server.</span>
<span class="source-line-no">749</span><span id="line-749"> */</span>
<span class="source-line-no">750</span><span id="line-750"> public List&lt;JVMClusterUtil.RegionServerThread&gt; getRegionServerThreads() {</span>
<span class="source-line-no">751</span><span id="line-751"> return this.hbaseCluster.getRegionServers();</span>
<span class="source-line-no">752</span><span id="line-752"> }</span>
<span class="source-line-no">753</span><span id="line-753"></span>
<span class="source-line-no">754</span><span id="line-754"> /** Returns List of live region server threads (skips the aborted and the killed) */</span>
<span class="source-line-no">755</span><span id="line-755"> public List&lt;JVMClusterUtil.RegionServerThread&gt; getLiveRegionServerThreads() {</span>
<span class="source-line-no">756</span><span id="line-756"> return this.hbaseCluster.getLiveRegionServers();</span>
<span class="source-line-no">757</span><span id="line-757"> }</span>
<span class="source-line-no">758</span><span id="line-758"></span>
<span class="source-line-no">759</span><span id="line-759"> /**</span>
<span class="source-line-no">760</span><span id="line-760"> * Grab a numbered region server of your choice.</span>
<span class="source-line-no">761</span><span id="line-761"> * @return region server</span>
<span class="source-line-no">762</span><span id="line-762"> */</span>
<span class="source-line-no">763</span><span id="line-763"> public HRegionServer getRegionServer(int serverNumber) {</span>
<span class="source-line-no">764</span><span id="line-764"> return hbaseCluster.getRegionServer(serverNumber);</span>
<span class="source-line-no">765</span><span id="line-765"> }</span>
<span class="source-line-no">766</span><span id="line-766"></span>
<span class="source-line-no">767</span><span id="line-767"> public HRegionServer getRegionServer(ServerName serverName) {</span>
<span class="source-line-no">768</span><span id="line-768"> return hbaseCluster.getRegionServers().stream().map(t -&gt; t.getRegionServer())</span>
<span class="source-line-no">769</span><span id="line-769"> .filter(r -&gt; r.getServerName().equals(serverName)).findFirst().orElse(null);</span>
<span class="source-line-no">770</span><span id="line-770"> }</span>
<span class="source-line-no">771</span><span id="line-771"></span>
<span class="source-line-no">772</span><span id="line-772"> public List&lt;HRegion&gt; getRegions(byte[] tableName) {</span>
<span class="source-line-no">773</span><span id="line-773"> return getRegions(TableName.valueOf(tableName));</span>
<span class="source-line-no">774</span><span id="line-774"> }</span>
<span class="source-line-no">775</span><span id="line-775"></span>
<span class="source-line-no">776</span><span id="line-776"> public List&lt;HRegion&gt; getRegions(TableName tableName) {</span>
<span class="source-line-no">777</span><span id="line-777"> List&lt;HRegion&gt; ret = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">778</span><span id="line-778"> for (JVMClusterUtil.RegionServerThread rst : getRegionServerThreads()) {</span>
<span class="source-line-no">779</span><span id="line-779"> HRegionServer hrs = rst.getRegionServer();</span>
<span class="source-line-no">780</span><span id="line-780"> for (Region region : hrs.getOnlineRegionsLocalContext()) {</span>
<span class="source-line-no">781</span><span id="line-781"> if (region.getTableDescriptor().getTableName().equals(tableName)) {</span>
<span class="source-line-no">782</span><span id="line-782"> ret.add((HRegion) region);</span>
<span class="source-line-no">783</span><span id="line-783"> }</span>
<span class="source-line-no">784</span><span id="line-784"> }</span>
<span class="source-line-no">785</span><span id="line-785"> }</span>
<span class="source-line-no">786</span><span id="line-786"> return ret;</span>
<span class="source-line-no">787</span><span id="line-787"> }</span>
<span class="source-line-no">788</span><span id="line-788"></span>
<span class="source-line-no">789</span><span id="line-789"> /**</span>
<span class="source-line-no">790</span><span id="line-790"> * @return Index into List of {@link MiniHBaseCluster#getRegionServerThreads()} of HRS carrying</span>
<span class="source-line-no">791</span><span id="line-791"> * regionName. Returns -1 if none found.</span>
<span class="source-line-no">792</span><span id="line-792"> */</span>
<span class="source-line-no">793</span><span id="line-793"> public int getServerWithMeta() {</span>
<span class="source-line-no">794</span><span id="line-794"> return getServerWith(RegionInfoBuilder.FIRST_META_REGIONINFO.getRegionName());</span>
<span class="source-line-no">795</span><span id="line-795"> }</span>
<span class="source-line-no">796</span><span id="line-796"></span>
<span class="source-line-no">797</span><span id="line-797"> /**</span>
<span class="source-line-no">798</span><span id="line-798"> * Get the location of the specified region</span>
<span class="source-line-no">799</span><span id="line-799"> * @param regionName Name of the region in bytes</span>
<span class="source-line-no">800</span><span id="line-800"> * @return Index into List of {@link MiniHBaseCluster#getRegionServerThreads()} of HRS carrying</span>
<span class="source-line-no">801</span><span id="line-801"> * hbase:meta. Returns -1 if none found.</span>
<span class="source-line-no">802</span><span id="line-802"> */</span>
<span class="source-line-no">803</span><span id="line-803"> public int getServerWith(byte[] regionName) {</span>
<span class="source-line-no">804</span><span id="line-804"> int index = 0;</span>
<span class="source-line-no">805</span><span id="line-805"> for (JVMClusterUtil.RegionServerThread rst : getRegionServerThreads()) {</span>
<span class="source-line-no">806</span><span id="line-806"> HRegionServer hrs = rst.getRegionServer();</span>
<span class="source-line-no">807</span><span id="line-807"> if (!hrs.isStopped()) {</span>
<span class="source-line-no">808</span><span id="line-808"> Region region = hrs.getOnlineRegion(regionName);</span>
<span class="source-line-no">809</span><span id="line-809"> if (region != null) {</span>
<span class="source-line-no">810</span><span id="line-810"> return index;</span>
<span class="source-line-no">811</span><span id="line-811"> }</span>
<span class="source-line-no">812</span><span id="line-812"> }</span>
<span class="source-line-no">813</span><span id="line-813"> index++;</span>
<span class="source-line-no">814</span><span id="line-814"> }</span>
<span class="source-line-no">815</span><span id="line-815"> return -1;</span>
<span class="source-line-no">816</span><span id="line-816"> }</span>
<span class="source-line-no">817</span><span id="line-817"></span>
<span class="source-line-no">818</span><span id="line-818"> @Override</span>
<span class="source-line-no">819</span><span id="line-819"> public ServerName getServerHoldingRegion(final TableName tn, byte[] regionName)</span>
<span class="source-line-no">820</span><span id="line-820"> throws IOException {</span>
<span class="source-line-no">821</span><span id="line-821"> int index = getServerWith(regionName);</span>
<span class="source-line-no">822</span><span id="line-822"> if (index &lt; 0) {</span>
<span class="source-line-no">823</span><span id="line-823"> return null;</span>
<span class="source-line-no">824</span><span id="line-824"> }</span>
<span class="source-line-no">825</span><span id="line-825"> return getRegionServer(index).getServerName();</span>
<span class="source-line-no">826</span><span id="line-826"> }</span>
<span class="source-line-no">827</span><span id="line-827"></span>
<span class="source-line-no">828</span><span id="line-828"> /**</span>
<span class="source-line-no">829</span><span id="line-829"> * Counts the total numbers of regions being served by the currently online region servers by</span>
<span class="source-line-no">830</span><span id="line-830"> * asking each how many regions they have. Does not look at hbase:meta at all. Count includes</span>
<span class="source-line-no">831</span><span id="line-831"> * catalog tables.</span>
<span class="source-line-no">832</span><span id="line-832"> * @return number of regions being served by all region servers</span>
<span class="source-line-no">833</span><span id="line-833"> */</span>
<span class="source-line-no">834</span><span id="line-834"> public long countServedRegions() {</span>
<span class="source-line-no">835</span><span id="line-835"> long count = 0;</span>
<span class="source-line-no">836</span><span id="line-836"> for (JVMClusterUtil.RegionServerThread rst : getLiveRegionServerThreads()) {</span>
<span class="source-line-no">837</span><span id="line-837"> count += rst.getRegionServer().getNumberOfOnlineRegions();</span>
<span class="source-line-no">838</span><span id="line-838"> }</span>
<span class="source-line-no">839</span><span id="line-839"> return count;</span>
<span class="source-line-no">840</span><span id="line-840"> }</span>
<span class="source-line-no">841</span><span id="line-841"></span>
<span class="source-line-no">842</span><span id="line-842"> /**</span>
<span class="source-line-no">843</span><span id="line-843"> * Do a simulated kill all masters and regionservers. Useful when it is impossible to bring the</span>
<span class="source-line-no">844</span><span id="line-844"> * mini-cluster back for clean shutdown.</span>
<span class="source-line-no">845</span><span id="line-845"> */</span>
<span class="source-line-no">846</span><span id="line-846"> public void killAll() {</span>
<span class="source-line-no">847</span><span id="line-847"> // Do backups first.</span>
<span class="source-line-no">848</span><span id="line-848"> MasterThread activeMaster = null;</span>
<span class="source-line-no">849</span><span id="line-849"> for (MasterThread masterThread : getMasterThreads()) {</span>
<span class="source-line-no">850</span><span id="line-850"> if (!masterThread.getMaster().isActiveMaster()) {</span>
<span class="source-line-no">851</span><span id="line-851"> masterThread.getMaster().abort("killAll");</span>
<span class="source-line-no">852</span><span id="line-852"> } else {</span>
<span class="source-line-no">853</span><span id="line-853"> activeMaster = masterThread;</span>
<span class="source-line-no">854</span><span id="line-854"> }</span>
<span class="source-line-no">855</span><span id="line-855"> }</span>
<span class="source-line-no">856</span><span id="line-856"> // Do active after.</span>
<span class="source-line-no">857</span><span id="line-857"> if (activeMaster != null) {</span>
<span class="source-line-no">858</span><span id="line-858"> activeMaster.getMaster().abort("killAll");</span>
<span class="source-line-no">859</span><span id="line-859"> }</span>
<span class="source-line-no">860</span><span id="line-860"> for (RegionServerThread rst : getRegionServerThreads()) {</span>
<span class="source-line-no">861</span><span id="line-861"> rst.getRegionServer().abort("killAll");</span>
<span class="source-line-no">862</span><span id="line-862"> }</span>
<span class="source-line-no">863</span><span id="line-863"> }</span>
<span class="source-line-no">864</span><span id="line-864"></span>
<span class="source-line-no">865</span><span id="line-865"> @Override</span>
<span class="source-line-no">866</span><span id="line-866"> public void waitUntilShutDown() {</span>
<span class="source-line-no">867</span><span id="line-867"> this.hbaseCluster.join();</span>
<span class="source-line-no">868</span><span id="line-868"> }</span>
<span class="source-line-no">869</span><span id="line-869"></span>
<span class="source-line-no">870</span><span id="line-870"> public List&lt;HRegion&gt; findRegionsForTable(TableName tableName) {</span>
<span class="source-line-no">871</span><span id="line-871"> ArrayList&lt;HRegion&gt; ret = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">872</span><span id="line-872"> for (JVMClusterUtil.RegionServerThread rst : getRegionServerThreads()) {</span>
<span class="source-line-no">873</span><span id="line-873"> HRegionServer hrs = rst.getRegionServer();</span>
<span class="source-line-no">874</span><span id="line-874"> for (Region region : hrs.getRegions(tableName)) {</span>
<span class="source-line-no">875</span><span id="line-875"> if (region.getTableDescriptor().getTableName().equals(tableName)) {</span>
<span class="source-line-no">876</span><span id="line-876"> ret.add((HRegion) region);</span>
<span class="source-line-no">877</span><span id="line-877"> }</span>
<span class="source-line-no">878</span><span id="line-878"> }</span>
<span class="source-line-no">879</span><span id="line-879"> }</span>
<span class="source-line-no">880</span><span id="line-880"> return ret;</span>
<span class="source-line-no">881</span><span id="line-881"> }</span>
<span class="source-line-no">882</span><span id="line-882"></span>
<span class="source-line-no">883</span><span id="line-883"> protected int getRegionServerIndex(ServerName serverName) {</span>
<span class="source-line-no">884</span><span id="line-884"> // we have a small number of region servers, this should be fine for now.</span>
<span class="source-line-no">885</span><span id="line-885"> List&lt;RegionServerThread&gt; servers = getRegionServerThreads();</span>
<span class="source-line-no">886</span><span id="line-886"> for (int i = 0; i &lt; servers.size(); i++) {</span>
<span class="source-line-no">887</span><span id="line-887"> if (servers.get(i).getRegionServer().getServerName().equals(serverName)) {</span>
<span class="source-line-no">888</span><span id="line-888"> return i;</span>
<span class="source-line-no">889</span><span id="line-889"> }</span>
<span class="source-line-no">890</span><span id="line-890"> }</span>
<span class="source-line-no">891</span><span id="line-891"> return -1;</span>
<span class="source-line-no">892</span><span id="line-892"> }</span>
<span class="source-line-no">893</span><span id="line-893"></span>
<span class="source-line-no">894</span><span id="line-894"> protected int getMasterIndex(ServerName serverName) {</span>
<span class="source-line-no">895</span><span id="line-895"> List&lt;MasterThread&gt; masters = getMasterThreads();</span>
<span class="source-line-no">896</span><span id="line-896"> for (int i = 0; i &lt; masters.size(); i++) {</span>
<span class="source-line-no">897</span><span id="line-897"> if (masters.get(i).getMaster().getServerName().equals(serverName)) {</span>
<span class="source-line-no">898</span><span id="line-898"> return i;</span>
<span class="source-line-no">899</span><span id="line-899"> }</span>
<span class="source-line-no">900</span><span id="line-900"> }</span>
<span class="source-line-no">901</span><span id="line-901"> return -1;</span>
<span class="source-line-no">902</span><span id="line-902"> }</span>
<span class="source-line-no">903</span><span id="line-903">}</span>
</pre>
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