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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 static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertNotNull;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertNull;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.mockito.ArgumentMatchers.any;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.mockito.Mockito.doReturn;</span> |
| <span class="source-line-no">026</span><span id="line-26">import static org.mockito.Mockito.mock;</span> |
| <span class="source-line-no">027</span><span id="line-27">import static org.mockito.Mockito.reset;</span> |
| <span class="source-line-no">028</span><span id="line-28">import static org.mockito.Mockito.times;</span> |
| <span class="source-line-no">029</span><span id="line-29">import static org.mockito.Mockito.verify;</span> |
| <span class="source-line-no">030</span><span id="line-30"></span> |
| <span class="source-line-no">031</span><span id="line-31">import java.io.IOException;</span> |
| <span class="source-line-no">032</span><span id="line-32">import java.util.Collections;</span> |
| <span class="source-line-no">033</span><span id="line-33">import java.util.List;</span> |
| <span class="source-line-no">034</span><span id="line-34">import java.util.Random;</span> |
| <span class="source-line-no">035</span><span id="line-35">import java.util.concurrent.ThreadLocalRandom;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.client.Connection;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.client.ConnectionFactory;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.client.Get;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.client.RegionInfoBuilder;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.client.RegionLocator;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.client.Result;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.client.Table;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.ipc.CallRunner;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.ipc.DelegatingRpcScheduler;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.ipc.PriorityFunction;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.ipc.RpcScheduler;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.master.HMaster;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.regionserver.HRegion;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.regionserver.HRegionServer;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.regionserver.SimpleRpcSchedulerFactory;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.testclassification.MiscTests;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span> |
| <span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.util.Pair;</span> |
| <span class="source-line-no">058</span><span id="line-58">import org.junit.AfterClass;</span> |
| <span class="source-line-no">059</span><span id="line-59">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">060</span><span id="line-60">import org.junit.ClassRule;</span> |
| <span class="source-line-no">061</span><span id="line-61">import org.junit.Rule;</span> |
| <span class="source-line-no">062</span><span id="line-62">import org.junit.Test;</span> |
| <span class="source-line-no">063</span><span id="line-63">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">064</span><span id="line-64">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">065</span><span id="line-65">import org.slf4j.Logger;</span> |
| <span class="source-line-no">066</span><span id="line-66">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">067</span><span id="line-67"></span> |
| <span class="source-line-no">068</span><span id="line-68">import org.apache.hbase.thirdparty.com.google.common.collect.Lists;</span> |
| <span class="source-line-no">069</span><span id="line-69"></span> |
| <span class="source-line-no">070</span><span id="line-70">/**</span> |
| <span class="source-line-no">071</span><span id="line-71"> * Test {@link org.apache.hadoop.hbase.MetaTableAccessor}.</span> |
| <span class="source-line-no">072</span><span id="line-72"> */</span> |
| <span class="source-line-no">073</span><span id="line-73">@Category({ MiscTests.class, MediumTests.class })</span> |
| <span class="source-line-no">074</span><span id="line-74">@SuppressWarnings("deprecation")</span> |
| <span class="source-line-no">075</span><span id="line-75">public class TestMetaTableAccessor {</span> |
| <span class="source-line-no">076</span><span id="line-76"> @ClassRule</span> |
| <span class="source-line-no">077</span><span id="line-77"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">078</span><span id="line-78"> HBaseClassTestRule.forClass(TestMetaTableAccessor.class);</span> |
| <span class="source-line-no">079</span><span id="line-79"></span> |
| <span class="source-line-no">080</span><span id="line-80"> private static final Logger LOG = LoggerFactory.getLogger(TestMetaTableAccessor.class);</span> |
| <span class="source-line-no">081</span><span id="line-81"> private static final HBaseTestingUtil UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">082</span><span id="line-82"> private static Connection connection;</span> |
| <span class="source-line-no">083</span><span id="line-83"></span> |
| <span class="source-line-no">084</span><span id="line-84"> @Rule</span> |
| <span class="source-line-no">085</span><span id="line-85"> public TestName name = new TestName();</span> |
| <span class="source-line-no">086</span><span id="line-86"></span> |
| <span class="source-line-no">087</span><span id="line-87"> @BeforeClass</span> |
| <span class="source-line-no">088</span><span id="line-88"> public static void beforeClass() throws Exception {</span> |
| <span class="source-line-no">089</span><span id="line-89"> UTIL.startMiniCluster(3);</span> |
| <span class="source-line-no">090</span><span id="line-90"></span> |
| <span class="source-line-no">091</span><span id="line-91"> Configuration c = new Configuration(UTIL.getConfiguration());</span> |
| <span class="source-line-no">092</span><span id="line-92"> // Tests to 4 retries every 5 seconds. Make it try every 1 second so more</span> |
| <span class="source-line-no">093</span><span id="line-93"> // responsive. 1 second is default as is ten retries.</span> |
| <span class="source-line-no">094</span><span id="line-94"> c.setLong("hbase.client.pause", 1000);</span> |
| <span class="source-line-no">095</span><span id="line-95"> c.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 10);</span> |
| <span class="source-line-no">096</span><span id="line-96"> connection = ConnectionFactory.createConnection(c);</span> |
| <span class="source-line-no">097</span><span id="line-97"> }</span> |
| <span class="source-line-no">098</span><span id="line-98"></span> |
| <span class="source-line-no">099</span><span id="line-99"> @AfterClass</span> |
| <span class="source-line-no">100</span><span id="line-100"> public static void afterClass() throws Exception {</span> |
| <span class="source-line-no">101</span><span id="line-101"> connection.close();</span> |
| <span class="source-line-no">102</span><span id="line-102"> UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">103</span><span id="line-103"> }</span> |
| <span class="source-line-no">104</span><span id="line-104"></span> |
| <span class="source-line-no">105</span><span id="line-105"> @Test</span> |
| <span class="source-line-no">106</span><span id="line-106"> public void testIsMetaWhenAllHealthy() throws InterruptedException {</span> |
| <span class="source-line-no">107</span><span id="line-107"> HMaster m = UTIL.getMiniHBaseCluster().getMaster();</span> |
| <span class="source-line-no">108</span><span id="line-108"> assertTrue(m.waitForMetaOnline());</span> |
| <span class="source-line-no">109</span><span id="line-109"> }</span> |
| <span class="source-line-no">110</span><span id="line-110"></span> |
| <span class="source-line-no">111</span><span id="line-111"> @Test</span> |
| <span class="source-line-no">112</span><span id="line-112"> public void testIsMetaWhenMetaGoesOffline() throws InterruptedException {</span> |
| <span class="source-line-no">113</span><span id="line-113"> HMaster m = UTIL.getMiniHBaseCluster().getMaster();</span> |
| <span class="source-line-no">114</span><span id="line-114"> int index = UTIL.getMiniHBaseCluster().getServerWithMeta();</span> |
| <span class="source-line-no">115</span><span id="line-115"> HRegionServer rsWithMeta = UTIL.getMiniHBaseCluster().getRegionServer(index);</span> |
| <span class="source-line-no">116</span><span id="line-116"> rsWithMeta.abort("TESTING");</span> |
| <span class="source-line-no">117</span><span id="line-117"> assertTrue(m.waitForMetaOnline());</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"> * Does {@link MetaTableAccessor#getRegion(Connection, byte[])} and a write against hbase:meta</span> |
| <span class="source-line-no">122</span><span id="line-122"> * while its hosted server is restarted to prove our retrying works.</span> |
| <span class="source-line-no">123</span><span id="line-123"> */</span> |
| <span class="source-line-no">124</span><span id="line-124"> @Test</span> |
| <span class="source-line-no">125</span><span id="line-125"> public void testRetrying() throws IOException, InterruptedException {</span> |
| <span class="source-line-no">126</span><span id="line-126"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">127</span><span id="line-127"> LOG.info("Started " + tableName);</span> |
| <span class="source-line-no">128</span><span id="line-128"> Table t = UTIL.createMultiRegionTable(tableName, HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">129</span><span id="line-129"> int regionCount = -1;</span> |
| <span class="source-line-no">130</span><span id="line-130"> try (RegionLocator r = UTIL.getConnection().getRegionLocator(tableName)) {</span> |
| <span class="source-line-no">131</span><span id="line-131"> regionCount = r.getStartKeys().length;</span> |
| <span class="source-line-no">132</span><span id="line-132"> }</span> |
| <span class="source-line-no">133</span><span id="line-133"> // Test it works getting a region from just made user table.</span> |
| <span class="source-line-no">134</span><span id="line-134"> final List<RegionInfo> regions = testGettingTableRegions(connection, tableName, regionCount);</span> |
| <span class="source-line-no">135</span><span id="line-135"> MetaTask reader = new MetaTask(connection, "reader") {</span> |
| <span class="source-line-no">136</span><span id="line-136"> @Override</span> |
| <span class="source-line-no">137</span><span id="line-137"> void metaTask() throws Throwable {</span> |
| <span class="source-line-no">138</span><span id="line-138"> testGetRegion(connection, regions.get(0));</span> |
| <span class="source-line-no">139</span><span id="line-139"> LOG.info("Read " + regions.get(0).getEncodedName());</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"> MetaTask writer = new MetaTask(connection, "writer") {</span> |
| <span class="source-line-no">143</span><span id="line-143"></span> |
| <span class="source-line-no">144</span><span id="line-144"> @Override</span> |
| <span class="source-line-no">145</span><span id="line-145"> void metaTask() throws IOException {</span> |
| <span class="source-line-no">146</span><span id="line-146"> MetaTableAccessor.addRegionsToMeta(connection, Collections.singletonList(regions.get(0)),</span> |
| <span class="source-line-no">147</span><span id="line-147"> 1);</span> |
| <span class="source-line-no">148</span><span id="line-148"> LOG.info("Wrote " + regions.get(0).getEncodedName());</span> |
| <span class="source-line-no">149</span><span id="line-149"> }</span> |
| <span class="source-line-no">150</span><span id="line-150"> };</span> |
| <span class="source-line-no">151</span><span id="line-151"> reader.start();</span> |
| <span class="source-line-no">152</span><span id="line-152"> writer.start();</span> |
| <span class="source-line-no">153</span><span id="line-153"></span> |
| <span class="source-line-no">154</span><span id="line-154"> // We're gonna check how it takes. If it takes too long, we will consider</span> |
| <span class="source-line-no">155</span><span id="line-155"> // it as a fail. We can't put that in the @Test tag as we want to close</span> |
| <span class="source-line-no">156</span><span id="line-156"> // the threads nicely</span> |
| <span class="source-line-no">157</span><span id="line-157"> final long timeOut = 180000;</span> |
| <span class="source-line-no">158</span><span id="line-158"> long startTime = EnvironmentEdgeManager.currentTime();</span> |
| <span class="source-line-no">159</span><span id="line-159"></span> |
| <span class="source-line-no">160</span><span id="line-160"> try {</span> |
| <span class="source-line-no">161</span><span id="line-161"> // Make sure reader and writer are working.</span> |
| <span class="source-line-no">162</span><span id="line-162"> assertTrue(reader.isProgressing());</span> |
| <span class="source-line-no">163</span><span id="line-163"> assertTrue(writer.isProgressing());</span> |
| <span class="source-line-no">164</span><span id="line-164"></span> |
| <span class="source-line-no">165</span><span id="line-165"> // Kill server hosting meta -- twice . See if our reader/writer ride over the</span> |
| <span class="source-line-no">166</span><span id="line-166"> // meta moves. They'll need to retry.</span> |
| <span class="source-line-no">167</span><span id="line-167"> for (int i = 0; i < 2; i++) {</span> |
| <span class="source-line-no">168</span><span id="line-168"> LOG.info("Restart=" + i);</span> |
| <span class="source-line-no">169</span><span id="line-169"> UTIL.ensureSomeRegionServersAvailable(2);</span> |
| <span class="source-line-no">170</span><span id="line-170"> int index = -1;</span> |
| <span class="source-line-no">171</span><span id="line-171"> do {</span> |
| <span class="source-line-no">172</span><span id="line-172"> index = UTIL.getMiniHBaseCluster().getServerWithMeta();</span> |
| <span class="source-line-no">173</span><span id="line-173"> } while (index == -1 && startTime + timeOut < EnvironmentEdgeManager.currentTime());</span> |
| <span class="source-line-no">174</span><span id="line-174"></span> |
| <span class="source-line-no">175</span><span id="line-175"> if (index != -1) {</span> |
| <span class="source-line-no">176</span><span id="line-176"> UTIL.getMiniHBaseCluster().abortRegionServer(index);</span> |
| <span class="source-line-no">177</span><span id="line-177"> UTIL.getMiniHBaseCluster().waitOnRegionServer(index);</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"></span> |
| <span class="source-line-no">181</span><span id="line-181"> assertTrue("reader: " + reader.toString(), reader.isProgressing());</span> |
| <span class="source-line-no">182</span><span id="line-182"> assertTrue("writer: " + writer.toString(), writer.isProgressing());</span> |
| <span class="source-line-no">183</span><span id="line-183"> } catch (IOException e) {</span> |
| <span class="source-line-no">184</span><span id="line-184"> throw e;</span> |
| <span class="source-line-no">185</span><span id="line-185"> } finally {</span> |
| <span class="source-line-no">186</span><span id="line-186"> reader.stop = true;</span> |
| <span class="source-line-no">187</span><span id="line-187"> writer.stop = true;</span> |
| <span class="source-line-no">188</span><span id="line-188"> reader.join();</span> |
| <span class="source-line-no">189</span><span id="line-189"> writer.join();</span> |
| <span class="source-line-no">190</span><span id="line-190"> t.close();</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192"> long exeTime = EnvironmentEdgeManager.currentTime() - startTime;</span> |
| <span class="source-line-no">193</span><span id="line-193"> assertTrue("Timeout: test took " + exeTime / 1000 + " sec", exeTime < timeOut);</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"> * Thread that runs a MetaTableAccessor task until asked stop.</span> |
| <span class="source-line-no">198</span><span id="line-198"> */</span> |
| <span class="source-line-no">199</span><span id="line-199"> abstract static class MetaTask extends Thread {</span> |
| <span class="source-line-no">200</span><span id="line-200"> boolean stop = false;</span> |
| <span class="source-line-no">201</span><span id="line-201"> int count = 0;</span> |
| <span class="source-line-no">202</span><span id="line-202"> Throwable t = null;</span> |
| <span class="source-line-no">203</span><span id="line-203"> final Connection connection;</span> |
| <span class="source-line-no">204</span><span id="line-204"></span> |
| <span class="source-line-no">205</span><span id="line-205"> MetaTask(final Connection connection, final String name) {</span> |
| <span class="source-line-no">206</span><span id="line-206"> super(name);</span> |
| <span class="source-line-no">207</span><span id="line-207"> this.connection = connection;</span> |
| <span class="source-line-no">208</span><span id="line-208"> }</span> |
| <span class="source-line-no">209</span><span id="line-209"></span> |
| <span class="source-line-no">210</span><span id="line-210"> @Override</span> |
| <span class="source-line-no">211</span><span id="line-211"> public void run() {</span> |
| <span class="source-line-no">212</span><span id="line-212"> try {</span> |
| <span class="source-line-no">213</span><span id="line-213"> while (!this.stop) {</span> |
| <span class="source-line-no">214</span><span id="line-214"> LOG.info("Before " + this.getName() + ", count=" + this.count);</span> |
| <span class="source-line-no">215</span><span id="line-215"> metaTask();</span> |
| <span class="source-line-no">216</span><span id="line-216"> this.count += 1;</span> |
| <span class="source-line-no">217</span><span id="line-217"> LOG.info("After " + this.getName() + ", count=" + this.count);</span> |
| <span class="source-line-no">218</span><span id="line-218"> Thread.sleep(100);</span> |
| <span class="source-line-no">219</span><span id="line-219"> }</span> |
| <span class="source-line-no">220</span><span id="line-220"> } catch (Throwable t) {</span> |
| <span class="source-line-no">221</span><span id="line-221"> LOG.info(this.getName() + " failed", t);</span> |
| <span class="source-line-no">222</span><span id="line-222"> this.t = t;</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"></span> |
| <span class="source-line-no">226</span><span id="line-226"> boolean isProgressing() throws InterruptedException {</span> |
| <span class="source-line-no">227</span><span id="line-227"> int currentCount = this.count;</span> |
| <span class="source-line-no">228</span><span id="line-228"> while (currentCount == this.count) {</span> |
| <span class="source-line-no">229</span><span id="line-229"> if (!isAlive()) return false;</span> |
| <span class="source-line-no">230</span><span id="line-230"> if (this.t != null) return false;</span> |
| <span class="source-line-no">231</span><span id="line-231"> Thread.sleep(10);</span> |
| <span class="source-line-no">232</span><span id="line-232"> }</span> |
| <span class="source-line-no">233</span><span id="line-233"> return true;</span> |
| <span class="source-line-no">234</span><span id="line-234"> }</span> |
| <span class="source-line-no">235</span><span id="line-235"></span> |
| <span class="source-line-no">236</span><span id="line-236"> @Override</span> |
| <span class="source-line-no">237</span><span id="line-237"> public String toString() {</span> |
| <span class="source-line-no">238</span><span id="line-238"> return "count=" + this.count + ", t=" + (this.t == null ? "null" : this.t.toString());</span> |
| <span class="source-line-no">239</span><span id="line-239"> }</span> |
| <span class="source-line-no">240</span><span id="line-240"></span> |
| <span class="source-line-no">241</span><span id="line-241"> abstract void metaTask() throws Throwable;</span> |
| <span class="source-line-no">242</span><span id="line-242"> }</span> |
| <span class="source-line-no">243</span><span id="line-243"></span> |
| <span class="source-line-no">244</span><span id="line-244"> @Test</span> |
| <span class="source-line-no">245</span><span id="line-245"> public void testGetRegion() throws IOException, InterruptedException {</span> |
| <span class="source-line-no">246</span><span id="line-246"> final String name = this.name.getMethodName();</span> |
| <span class="source-line-no">247</span><span id="line-247"> LOG.info("Started " + name);</span> |
| <span class="source-line-no">248</span><span id="line-248"> // Test get on non-existent region.</span> |
| <span class="source-line-no">249</span><span id="line-249"> Pair<RegionInfo, ServerName> pair =</span> |
| <span class="source-line-no">250</span><span id="line-250"> MetaTableAccessor.getRegion(connection, Bytes.toBytes("nonexistent-region"));</span> |
| <span class="source-line-no">251</span><span id="line-251"> assertNull(pair);</span> |
| <span class="source-line-no">252</span><span id="line-252"> LOG.info("Finished " + name);</span> |
| <span class="source-line-no">253</span><span id="line-253"> }</span> |
| <span class="source-line-no">254</span><span id="line-254"></span> |
| <span class="source-line-no">255</span><span id="line-255"> // Test for the optimization made in HBASE-3650</span> |
| <span class="source-line-no">256</span><span id="line-256"> @Test</span> |
| <span class="source-line-no">257</span><span id="line-257"> public void testScanMetaForTable() throws IOException, InterruptedException {</span> |
| <span class="source-line-no">258</span><span id="line-258"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">259</span><span id="line-259"> LOG.info("Started " + tableName);</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"> * Create 2 tables - testScanMetaForTable - testScanMetaForTablf</span> |
| <span class="source-line-no">263</span><span id="line-263"> **/</span> |
| <span class="source-line-no">264</span><span id="line-264"></span> |
| <span class="source-line-no">265</span><span id="line-265"> UTIL.createTable(tableName, HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">266</span><span id="line-266"> // name that is +1 greater than the first one (e+1=f)</span> |
| <span class="source-line-no">267</span><span id="line-267"> TableName greaterName = TableName.valueOf("testScanMetaForTablf");</span> |
| <span class="source-line-no">268</span><span id="line-268"> UTIL.createTable(greaterName, HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">269</span><span id="line-269"></span> |
| <span class="source-line-no">270</span><span id="line-270"> // Now make sure we only get the regions from 1 of the tables at a time</span> |
| <span class="source-line-no">271</span><span id="line-271"></span> |
| <span class="source-line-no">272</span><span id="line-272"> assertEquals(1, MetaTableAccessor.getTableRegions(connection, tableName).size());</span> |
| <span class="source-line-no">273</span><span id="line-273"> assertEquals(1, MetaTableAccessor.getTableRegions(connection, greaterName).size());</span> |
| <span class="source-line-no">274</span><span id="line-274"> }</span> |
| <span class="source-line-no">275</span><span id="line-275"></span> |
| <span class="source-line-no">276</span><span id="line-276"> private static List<RegionInfo> testGettingTableRegions(final Connection connection,</span> |
| <span class="source-line-no">277</span><span id="line-277"> final TableName name, final int regionCount) throws IOException, InterruptedException {</span> |
| <span class="source-line-no">278</span><span id="line-278"> List<RegionInfo> regions = MetaTableAccessor.getTableRegions(connection, name);</span> |
| <span class="source-line-no">279</span><span id="line-279"> assertEquals(regionCount, regions.size());</span> |
| <span class="source-line-no">280</span><span id="line-280"> Pair<RegionInfo, ServerName> pair =</span> |
| <span class="source-line-no">281</span><span id="line-281"> MetaTableAccessor.getRegion(connection, regions.get(0).getRegionName());</span> |
| <span class="source-line-no">282</span><span id="line-282"> assertEquals(regions.get(0).getEncodedName(), pair.getFirst().getEncodedName());</span> |
| <span class="source-line-no">283</span><span id="line-283"> return regions;</span> |
| <span class="source-line-no">284</span><span id="line-284"> }</span> |
| <span class="source-line-no">285</span><span id="line-285"></span> |
| <span class="source-line-no">286</span><span id="line-286"> private static void testGetRegion(final Connection connection, final RegionInfo region)</span> |
| <span class="source-line-no">287</span><span id="line-287"> throws IOException, InterruptedException {</span> |
| <span class="source-line-no">288</span><span id="line-288"> Pair<RegionInfo, ServerName> pair =</span> |
| <span class="source-line-no">289</span><span id="line-289"> MetaTableAccessor.getRegion(connection, region.getRegionName());</span> |
| <span class="source-line-no">290</span><span id="line-290"> assertEquals(region.getEncodedName(), pair.getFirst().getEncodedName());</span> |
| <span class="source-line-no">291</span><span id="line-291"> }</span> |
| <span class="source-line-no">292</span><span id="line-292"></span> |
| <span class="source-line-no">293</span><span id="line-293"> @Test</span> |
| <span class="source-line-no">294</span><span id="line-294"> public void testMetaLocationsForRegionReplicas() throws IOException {</span> |
| <span class="source-line-no">295</span><span id="line-295"> Random rand = ThreadLocalRandom.current();</span> |
| <span class="source-line-no">296</span><span id="line-296"></span> |
| <span class="source-line-no">297</span><span id="line-297"> ServerName serverName0 = ServerName.valueOf("foo", 60010, rand.nextLong());</span> |
| <span class="source-line-no">298</span><span id="line-298"> ServerName serverName1 = ServerName.valueOf("bar", 60010, rand.nextLong());</span> |
| <span class="source-line-no">299</span><span id="line-299"> ServerName serverName100 = ServerName.valueOf("baz", 60010, rand.nextLong());</span> |
| <span class="source-line-no">300</span><span id="line-300"></span> |
| <span class="source-line-no">301</span><span id="line-301"> long regionId = EnvironmentEdgeManager.currentTime();</span> |
| <span class="source-line-no">302</span><span id="line-302"> RegionInfo primary = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))</span> |
| <span class="source-line-no">303</span><span id="line-303"> .setStartKey(HConstants.EMPTY_START_ROW).setEndKey(HConstants.EMPTY_END_ROW).setSplit(false)</span> |
| <span class="source-line-no">304</span><span id="line-304"> .setRegionId(regionId).setReplicaId(0).build();</span> |
| <span class="source-line-no">305</span><span id="line-305"> RegionInfo replica1 = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))</span> |
| <span class="source-line-no">306</span><span id="line-306"> .setStartKey(HConstants.EMPTY_START_ROW).setEndKey(HConstants.EMPTY_END_ROW).setSplit(false)</span> |
| <span class="source-line-no">307</span><span id="line-307"> .setRegionId(regionId).setReplicaId(1).build();</span> |
| <span class="source-line-no">308</span><span id="line-308"> RegionInfo replica100 = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))</span> |
| <span class="source-line-no">309</span><span id="line-309"> .setStartKey(HConstants.EMPTY_START_ROW).setEndKey(HConstants.EMPTY_END_ROW).setSplit(false)</span> |
| <span class="source-line-no">310</span><span id="line-310"> .setRegionId(regionId).setReplicaId(100).build();</span> |
| <span class="source-line-no">311</span><span id="line-311"></span> |
| <span class="source-line-no">312</span><span id="line-312"> long seqNum0 = rand.nextLong();</span> |
| <span class="source-line-no">313</span><span id="line-313"> long seqNum1 = rand.nextLong();</span> |
| <span class="source-line-no">314</span><span id="line-314"> long seqNum100 = rand.nextLong();</span> |
| <span class="source-line-no">315</span><span id="line-315"></span> |
| <span class="source-line-no">316</span><span id="line-316"> try (Table meta = MetaTableAccessor.getMetaHTable(connection)) {</span> |
| <span class="source-line-no">317</span><span id="line-317"> MetaTableAccessor.updateRegionLocation(connection, primary, serverName0, seqNum0,</span> |
| <span class="source-line-no">318</span><span id="line-318"> EnvironmentEdgeManager.currentTime());</span> |
| <span class="source-line-no">319</span><span id="line-319"></span> |
| <span class="source-line-no">320</span><span id="line-320"> // assert that the server, startcode and seqNum columns are there for the primary region</span> |
| <span class="source-line-no">321</span><span id="line-321"> assertMetaLocation(meta, primary.getRegionName(), serverName0, seqNum0, 0, true);</span> |
| <span class="source-line-no">322</span><span id="line-322"></span> |
| <span class="source-line-no">323</span><span id="line-323"> // add replica = 1</span> |
| <span class="source-line-no">324</span><span id="line-324"> MetaTableAccessor.updateRegionLocation(connection, replica1, serverName1, seqNum1,</span> |
| <span class="source-line-no">325</span><span id="line-325"> EnvironmentEdgeManager.currentTime());</span> |
| <span class="source-line-no">326</span><span id="line-326"> // check whether the primary is still there</span> |
| <span class="source-line-no">327</span><span id="line-327"> assertMetaLocation(meta, primary.getRegionName(), serverName0, seqNum0, 0, true);</span> |
| <span class="source-line-no">328</span><span id="line-328"> // now check for replica 1</span> |
| <span class="source-line-no">329</span><span id="line-329"> assertMetaLocation(meta, primary.getRegionName(), serverName1, seqNum1, 1, true);</span> |
| <span class="source-line-no">330</span><span id="line-330"></span> |
| <span class="source-line-no">331</span><span id="line-331"> // add replica = 1</span> |
| <span class="source-line-no">332</span><span id="line-332"> MetaTableAccessor.updateRegionLocation(connection, replica100, serverName100, seqNum100,</span> |
| <span class="source-line-no">333</span><span id="line-333"> EnvironmentEdgeManager.currentTime());</span> |
| <span class="source-line-no">334</span><span id="line-334"> // check whether the primary is still there</span> |
| <span class="source-line-no">335</span><span id="line-335"> assertMetaLocation(meta, primary.getRegionName(), serverName0, seqNum0, 0, true);</span> |
| <span class="source-line-no">336</span><span id="line-336"> // check whether the replica 1 is still there</span> |
| <span class="source-line-no">337</span><span id="line-337"> assertMetaLocation(meta, primary.getRegionName(), serverName1, seqNum1, 1, true);</span> |
| <span class="source-line-no">338</span><span id="line-338"> // now check for replica 1</span> |
| <span class="source-line-no">339</span><span id="line-339"> assertMetaLocation(meta, primary.getRegionName(), serverName100, seqNum100, 100, true);</span> |
| <span class="source-line-no">340</span><span id="line-340"> }</span> |
| <span class="source-line-no">341</span><span id="line-341"> }</span> |
| <span class="source-line-no">342</span><span id="line-342"></span> |
| <span class="source-line-no">343</span><span id="line-343"> public static void assertMetaLocation(Table meta, byte[] row, ServerName serverName, long seqNum,</span> |
| <span class="source-line-no">344</span><span id="line-344"> int replicaId, boolean checkSeqNum) throws IOException {</span> |
| <span class="source-line-no">345</span><span id="line-345"> Get get = new Get(row);</span> |
| <span class="source-line-no">346</span><span id="line-346"> Result result = meta.get(get);</span> |
| <span class="source-line-no">347</span><span id="line-347"> assertTrue(Bytes.equals(</span> |
| <span class="source-line-no">348</span><span id="line-348"> result.getValue(HConstants.CATALOG_FAMILY, CatalogFamilyFormat.getServerColumn(replicaId)),</span> |
| <span class="source-line-no">349</span><span id="line-349"> Bytes.toBytes(serverName.getAddress().toString())));</span> |
| <span class="source-line-no">350</span><span id="line-350"> assertTrue(Bytes.equals(</span> |
| <span class="source-line-no">351</span><span id="line-351"> result.getValue(HConstants.CATALOG_FAMILY, CatalogFamilyFormat.getStartCodeColumn(replicaId)),</span> |
| <span class="source-line-no">352</span><span id="line-352"> Bytes.toBytes(serverName.getStartcode())));</span> |
| <span class="source-line-no">353</span><span id="line-353"> if (checkSeqNum) {</span> |
| <span class="source-line-no">354</span><span id="line-354"> assertTrue(Bytes.equals(</span> |
| <span class="source-line-no">355</span><span id="line-355"> result.getValue(HConstants.CATALOG_FAMILY, CatalogFamilyFormat.getSeqNumColumn(replicaId)),</span> |
| <span class="source-line-no">356</span><span id="line-356"> Bytes.toBytes(seqNum)));</span> |
| <span class="source-line-no">357</span><span id="line-357"> }</span> |
| <span class="source-line-no">358</span><span id="line-358"> }</span> |
| <span class="source-line-no">359</span><span id="line-359"></span> |
| <span class="source-line-no">360</span><span id="line-360"> public static void assertEmptyMetaLocation(Table meta, byte[] row, int replicaId)</span> |
| <span class="source-line-no">361</span><span id="line-361"> throws IOException {</span> |
| <span class="source-line-no">362</span><span id="line-362"> Get get = new Get(row);</span> |
| <span class="source-line-no">363</span><span id="line-363"> Result result = meta.get(get);</span> |
| <span class="source-line-no">364</span><span id="line-364"> Cell serverCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">365</span><span id="line-365"> CatalogFamilyFormat.getServerColumn(replicaId));</span> |
| <span class="source-line-no">366</span><span id="line-366"> Cell startCodeCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">367</span><span id="line-367"> CatalogFamilyFormat.getStartCodeColumn(replicaId));</span> |
| <span class="source-line-no">368</span><span id="line-368"> assertNotNull(serverCell);</span> |
| <span class="source-line-no">369</span><span id="line-369"> assertNotNull(startCodeCell);</span> |
| <span class="source-line-no">370</span><span id="line-370"> assertEquals(0, serverCell.getValueLength());</span> |
| <span class="source-line-no">371</span><span id="line-371"> assertEquals(0, startCodeCell.getValueLength());</span> |
| <span class="source-line-no">372</span><span id="line-372"> }</span> |
| <span class="source-line-no">373</span><span id="line-373"></span> |
| <span class="source-line-no">374</span><span id="line-374"> @Test</span> |
| <span class="source-line-no">375</span><span id="line-375"> public void testMetaLocationForRegionReplicasIsAddedAtTableCreation() throws IOException {</span> |
| <span class="source-line-no">376</span><span id="line-376"> long regionId = EnvironmentEdgeManager.currentTime();</span> |
| <span class="source-line-no">377</span><span id="line-377"> RegionInfo primary = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))</span> |
| <span class="source-line-no">378</span><span id="line-378"> .setStartKey(HConstants.EMPTY_START_ROW).setEndKey(HConstants.EMPTY_END_ROW).setSplit(false)</span> |
| <span class="source-line-no">379</span><span id="line-379"> .setRegionId(regionId).setReplicaId(0).build();</span> |
| <span class="source-line-no">380</span><span id="line-380"></span> |
| <span class="source-line-no">381</span><span id="line-381"> Table meta = MetaTableAccessor.getMetaHTable(connection);</span> |
| <span class="source-line-no">382</span><span id="line-382"> try {</span> |
| <span class="source-line-no">383</span><span id="line-383"> List<RegionInfo> regionInfos = Lists.newArrayList(primary);</span> |
| <span class="source-line-no">384</span><span id="line-384"> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 3);</span> |
| <span class="source-line-no">385</span><span id="line-385"></span> |
| <span class="source-line-no">386</span><span id="line-386"> assertEmptyMetaLocation(meta, primary.getRegionName(), 1);</span> |
| <span class="source-line-no">387</span><span id="line-387"> assertEmptyMetaLocation(meta, primary.getRegionName(), 2);</span> |
| <span class="source-line-no">388</span><span id="line-388"> } finally {</span> |
| <span class="source-line-no">389</span><span id="line-389"> meta.close();</span> |
| <span class="source-line-no">390</span><span id="line-390"> }</span> |
| <span class="source-line-no">391</span><span id="line-391"> }</span> |
| <span class="source-line-no">392</span><span id="line-392"></span> |
| <span class="source-line-no">393</span><span id="line-393"> @Test</span> |
| <span class="source-line-no">394</span><span id="line-394"> public void testMetaScanner() throws Exception {</span> |
| <span class="source-line-no">395</span><span id="line-395"> LOG.info("Starting " + name.getMethodName());</span> |
| <span class="source-line-no">396</span><span id="line-396"></span> |
| <span class="source-line-no">397</span><span id="line-397"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">398</span><span id="line-398"> final byte[] FAMILY = Bytes.toBytes("family");</span> |
| <span class="source-line-no">399</span><span id="line-399"> final byte[][] SPLIT_KEYS =</span> |
| <span class="source-line-no">400</span><span id="line-400"> new byte[][] { Bytes.toBytes("region_a"), Bytes.toBytes("region_b") };</span> |
| <span class="source-line-no">401</span><span id="line-401"></span> |
| <span class="source-line-no">402</span><span id="line-402"> UTIL.createTable(tableName, FAMILY, SPLIT_KEYS);</span> |
| <span class="source-line-no">403</span><span id="line-403"> Table table = connection.getTable(tableName);</span> |
| <span class="source-line-no">404</span><span id="line-404"> // Make sure all the regions are deployed</span> |
| <span class="source-line-no">405</span><span id="line-405"> HBaseTestingUtil.countRows(table);</span> |
| <span class="source-line-no">406</span><span id="line-406"></span> |
| <span class="source-line-no">407</span><span id="line-407"> ClientMetaTableAccessor.Visitor visitor = mock(ClientMetaTableAccessor.Visitor.class);</span> |
| <span class="source-line-no">408</span><span id="line-408"> doReturn(true).when(visitor).visit(any());</span> |
| <span class="source-line-no">409</span><span id="line-409"></span> |
| <span class="source-line-no">410</span><span id="line-410"> // Scanning the entire table should give us three rows</span> |
| <span class="source-line-no">411</span><span id="line-411"> MetaTableAccessor.scanMetaForTableRegions(connection, visitor, tableName);</span> |
| <span class="source-line-no">412</span><span id="line-412"> verify(visitor, times(3)).visit(any());</span> |
| <span class="source-line-no">413</span><span id="line-413"></span> |
| <span class="source-line-no">414</span><span id="line-414"> // Scanning the table with a specified empty start row should also</span> |
| <span class="source-line-no">415</span><span id="line-415"> // give us three hbase:meta rows</span> |
| <span class="source-line-no">416</span><span id="line-416"> reset(visitor);</span> |
| <span class="source-line-no">417</span><span id="line-417"> doReturn(true).when(visitor).visit(any());</span> |
| <span class="source-line-no">418</span><span id="line-418"> MetaTableAccessor.scanMeta(connection, visitor, tableName, null, 1000);</span> |
| <span class="source-line-no">419</span><span id="line-419"> verify(visitor, times(3)).visit(any());</span> |
| <span class="source-line-no">420</span><span id="line-420"></span> |
| <span class="source-line-no">421</span><span id="line-421"> // Scanning the table starting in the middle should give us two rows:</span> |
| <span class="source-line-no">422</span><span id="line-422"> // region_a and region_b</span> |
| <span class="source-line-no">423</span><span id="line-423"> reset(visitor);</span> |
| <span class="source-line-no">424</span><span id="line-424"> doReturn(true).when(visitor).visit(any());</span> |
| <span class="source-line-no">425</span><span id="line-425"> MetaTableAccessor.scanMeta(connection, visitor, tableName, Bytes.toBytes("region_ac"), 1000);</span> |
| <span class="source-line-no">426</span><span id="line-426"> verify(visitor, times(2)).visit(any());</span> |
| <span class="source-line-no">427</span><span id="line-427"></span> |
| <span class="source-line-no">428</span><span id="line-428"> // Scanning with a limit of 1 should only give us one row</span> |
| <span class="source-line-no">429</span><span id="line-429"> reset(visitor);</span> |
| <span class="source-line-no">430</span><span id="line-430"> doReturn(true).when(visitor).visit(any());</span> |
| <span class="source-line-no">431</span><span id="line-431"> MetaTableAccessor.scanMeta(connection, visitor, tableName, Bytes.toBytes("region_ac"), 1);</span> |
| <span class="source-line-no">432</span><span id="line-432"> verify(visitor, times(1)).visit(any());</span> |
| <span class="source-line-no">433</span><span id="line-433"> table.close();</span> |
| <span class="source-line-no">434</span><span id="line-434"> }</span> |
| <span class="source-line-no">435</span><span id="line-435"></span> |
| <span class="source-line-no">436</span><span id="line-436"> /**</span> |
| <span class="source-line-no">437</span><span id="line-437"> * Tests whether maximum of masters system time versus RSs local system time is used</span> |
| <span class="source-line-no">438</span><span id="line-438"> */</span> |
| <span class="source-line-no">439</span><span id="line-439"> @Test</span> |
| <span class="source-line-no">440</span><span id="line-440"> public void testMastersSystemTimeIsUsedInUpdateLocations() throws IOException {</span> |
| <span class="source-line-no">441</span><span id="line-441"> long regionId = EnvironmentEdgeManager.currentTime();</span> |
| <span class="source-line-no">442</span><span id="line-442"> RegionInfo regionInfo = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))</span> |
| <span class="source-line-no">443</span><span id="line-443"> .setStartKey(HConstants.EMPTY_START_ROW).setEndKey(HConstants.EMPTY_END_ROW).setSplit(false)</span> |
| <span class="source-line-no">444</span><span id="line-444"> .setRegionId(regionId).setReplicaId(0).build();</span> |
| <span class="source-line-no">445</span><span id="line-445"></span> |
| <span class="source-line-no">446</span><span id="line-446"> ServerName sn = ServerName.valueOf("bar", 0, 0);</span> |
| <span class="source-line-no">447</span><span id="line-447"> try (Table meta = MetaTableAccessor.getMetaHTable(connection)) {</span> |
| <span class="source-line-no">448</span><span id="line-448"> List<RegionInfo> regionInfos = Lists.newArrayList(regionInfo);</span> |
| <span class="source-line-no">449</span><span id="line-449"> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 1);</span> |
| <span class="source-line-no">450</span><span id="line-450"></span> |
| <span class="source-line-no">451</span><span id="line-451"> long masterSystemTime = EnvironmentEdgeManager.currentTime() + 123456789;</span> |
| <span class="source-line-no">452</span><span id="line-452"> MetaTableAccessor.updateRegionLocation(connection, regionInfo, sn, 1, masterSystemTime);</span> |
| <span class="source-line-no">453</span><span id="line-453"></span> |
| <span class="source-line-no">454</span><span id="line-454"> Get get = new Get(regionInfo.getRegionName());</span> |
| <span class="source-line-no">455</span><span id="line-455"> Result result = meta.get(get);</span> |
| <span class="source-line-no">456</span><span id="line-456"> Cell serverCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">457</span><span id="line-457"> CatalogFamilyFormat.getServerColumn(0));</span> |
| <span class="source-line-no">458</span><span id="line-458"> Cell startCodeCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">459</span><span id="line-459"> CatalogFamilyFormat.getStartCodeColumn(0));</span> |
| <span class="source-line-no">460</span><span id="line-460"> Cell seqNumCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,</span> |
| <span class="source-line-no">461</span><span id="line-461"> CatalogFamilyFormat.getSeqNumColumn(0));</span> |
| <span class="source-line-no">462</span><span id="line-462"> assertNotNull(serverCell);</span> |
| <span class="source-line-no">463</span><span id="line-463"> assertNotNull(startCodeCell);</span> |
| <span class="source-line-no">464</span><span id="line-464"> assertNotNull(seqNumCell);</span> |
| <span class="source-line-no">465</span><span id="line-465"> assertTrue(serverCell.getValueLength() > 0);</span> |
| <span class="source-line-no">466</span><span id="line-466"> assertTrue(startCodeCell.getValueLength() > 0);</span> |
| <span class="source-line-no">467</span><span id="line-467"> assertTrue(seqNumCell.getValueLength() > 0);</span> |
| <span class="source-line-no">468</span><span id="line-468"> assertEquals(masterSystemTime, serverCell.getTimestamp());</span> |
| <span class="source-line-no">469</span><span id="line-469"> assertEquals(masterSystemTime, startCodeCell.getTimestamp());</span> |
| <span class="source-line-no">470</span><span id="line-470"> assertEquals(masterSystemTime, seqNumCell.getTimestamp());</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"> public static class SpyingRpcSchedulerFactory extends SimpleRpcSchedulerFactory {</span> |
| <span class="source-line-no">475</span><span id="line-475"> @Override</span> |
| <span class="source-line-no">476</span><span id="line-476"> public RpcScheduler create(Configuration conf, PriorityFunction priority, Abortable server) {</span> |
| <span class="source-line-no">477</span><span id="line-477"> final RpcScheduler delegate = super.create(conf, priority, server);</span> |
| <span class="source-line-no">478</span><span id="line-478"> return new SpyingRpcScheduler(delegate);</span> |
| <span class="source-line-no">479</span><span id="line-479"> }</span> |
| <span class="source-line-no">480</span><span id="line-480"> }</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 static class SpyingRpcScheduler extends DelegatingRpcScheduler {</span> |
| <span class="source-line-no">483</span><span id="line-483"> long numPriorityCalls = 0;</span> |
| <span class="source-line-no">484</span><span id="line-484"></span> |
| <span class="source-line-no">485</span><span id="line-485"> public SpyingRpcScheduler(RpcScheduler delegate) {</span> |
| <span class="source-line-no">486</span><span id="line-486"> super(delegate);</span> |
| <span class="source-line-no">487</span><span id="line-487"> }</span> |
| <span class="source-line-no">488</span><span id="line-488"></span> |
| <span class="source-line-no">489</span><span id="line-489"> @Override</span> |
| <span class="source-line-no">490</span><span id="line-490"> public boolean dispatch(CallRunner task) {</span> |
| <span class="source-line-no">491</span><span id="line-491"> int priority = task.getRpcCall().getPriority();</span> |
| <span class="source-line-no">492</span><span id="line-492"></span> |
| <span class="source-line-no">493</span><span id="line-493"> if (priority > HConstants.QOS_THRESHOLD) {</span> |
| <span class="source-line-no">494</span><span id="line-494"> numPriorityCalls++;</span> |
| <span class="source-line-no">495</span><span id="line-495"> }</span> |
| <span class="source-line-no">496</span><span id="line-496"> return super.dispatch(task);</span> |
| <span class="source-line-no">497</span><span id="line-497"> }</span> |
| <span class="source-line-no">498</span><span id="line-498"> }</span> |
| <span class="source-line-no">499</span><span id="line-499"></span> |
| <span class="source-line-no">500</span><span id="line-500"> @Test</span> |
| <span class="source-line-no">501</span><span id="line-501"> public void testScanByRegionEncodedNameExistingRegion() throws Exception {</span> |
| <span class="source-line-no">502</span><span id="line-502"> final TableName tableName = TableName.valueOf("testScanByRegionEncodedNameExistingRegion");</span> |
| <span class="source-line-no">503</span><span id="line-503"> UTIL.createTable(tableName, "cf");</span> |
| <span class="source-line-no">504</span><span id="line-504"> final List<HRegion> regions = UTIL.getHBaseCluster().getRegions(tableName);</span> |
| <span class="source-line-no">505</span><span id="line-505"> final String encodedName = regions.get(0).getRegionInfo().getEncodedName();</span> |
| <span class="source-line-no">506</span><span id="line-506"> final Result result =</span> |
| <span class="source-line-no">507</span><span id="line-507"> MetaTableAccessor.scanByRegionEncodedName(UTIL.getConnection(), encodedName);</span> |
| <span class="source-line-no">508</span><span id="line-508"> assertNotNull(result);</span> |
| <span class="source-line-no">509</span><span id="line-509"> assertTrue(result.advance());</span> |
| <span class="source-line-no">510</span><span id="line-510"> final String resultingRowKey = CellUtil.getCellKeyAsString(result.current());</span> |
| <span class="source-line-no">511</span><span id="line-511"> assertTrue(resultingRowKey.contains(encodedName));</span> |
| <span class="source-line-no">512</span><span id="line-512"> UTIL.deleteTable(tableName);</span> |
| <span class="source-line-no">513</span><span id="line-513"> }</span> |
| <span class="source-line-no">514</span><span id="line-514"></span> |
| <span class="source-line-no">515</span><span id="line-515"> @Test</span> |
| <span class="source-line-no">516</span><span id="line-516"> public void testScanByRegionEncodedNameNonExistingRegion() throws Exception {</span> |
| <span class="source-line-no">517</span><span id="line-517"> final String encodedName = "nonexistingregion";</span> |
| <span class="source-line-no">518</span><span id="line-518"> final Result result =</span> |
| <span class="source-line-no">519</span><span id="line-519"> MetaTableAccessor.scanByRegionEncodedName(UTIL.getConnection(), encodedName);</span> |
| <span class="source-line-no">520</span><span id="line-520"> assertNull(result);</span> |
| <span class="source-line-no">521</span><span id="line-521"> }</span> |
| <span class="source-line-no">522</span><span id="line-522">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
