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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.mockito.ArgumentMatchers.anyObject;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.mockito.Mockito.doReturn;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.mockito.Mockito.mock;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.mockito.Mockito.reset;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.mockito.Mockito.times;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import static org.mockito.Mockito.verify;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span><a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.io.IOException;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.ArrayList;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.HashMap;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.Map;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.Random;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.conf.Configuration;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.Get;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Put;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.RegionLocator;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.Result;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Table;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.ipc.CallRunner;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.ipc.DelegatingRpcScheduler;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.ipc.PriorityFunction;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.ipc.RpcScheduler;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.master.HMaster;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.regionserver.RSRpcServices;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.regionserver.SimpleRpcSchedulerFactory;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.util.ManualEnvironmentEdge;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.junit.AfterClass;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.junit.Assert;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.junit.BeforeClass;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.junit.ClassRule;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>import org.junit.Rule;<a name="line.64"></a> |
| <span class="sourceLineNo">065</span>import org.junit.Test;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span>import org.junit.experimental.categories.Category;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span>import org.junit.rules.TestName;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>import org.slf4j.Logger;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>import org.slf4j.LoggerFactory;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span>/**<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> * Test {@link org.apache.hadoop.hbase.MetaTableAccessor}.<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> */<a name="line.76"></a> |
| <span class="sourceLineNo">077</span>@Category({MiscTests.class, MediumTests.class})<a name="line.77"></a> |
| <span class="sourceLineNo">078</span>@SuppressWarnings("deprecation")<a name="line.78"></a> |
| <span class="sourceLineNo">079</span>public class TestMetaTableAccessor {<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> @ClassRule<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> HBaseClassTestRule.forClass(TestMetaTableAccessor.class);<a name="line.82"></a> |
| <span class="sourceLineNo">083</span><a name="line.83"></a> |
| <span class="sourceLineNo">084</span> private static final Logger LOG = LoggerFactory.getLogger(TestMetaTableAccessor.class);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> private static final HBaseTestingUtility UTIL = new HBaseTestingUtility();<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> private static Connection connection;<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> private Random random = new Random();<a name="line.87"></a> |
| <span class="sourceLineNo">088</span><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> @Rule<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> public TestName name = new TestName();<a name="line.90"></a> |
| <span class="sourceLineNo">091</span><a name="line.91"></a> |
| <span class="sourceLineNo">092</span> @BeforeClass public static void beforeClass() throws Exception {<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> UTIL.startMiniCluster(3);<a name="line.93"></a> |
| <span class="sourceLineNo">094</span><a name="line.94"></a> |
| <span class="sourceLineNo">095</span> Configuration c = new Configuration(UTIL.getConfiguration());<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> // Tests to 4 retries every 5 seconds. Make it try every 1 second so more<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> // responsive. 1 second is default as is ten retries.<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> c.setLong("hbase.client.pause", 1000);<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> c.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 10);<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> connection = ConnectionFactory.createConnection(c);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> }<a name="line.101"></a> |
| <span class="sourceLineNo">102</span><a name="line.102"></a> |
| <span class="sourceLineNo">103</span> @AfterClass public static void afterClass() throws Exception {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> connection.close();<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> UTIL.shutdownMiniCluster();<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> }<a name="line.106"></a> |
| <span class="sourceLineNo">107</span><a name="line.107"></a> |
| <span class="sourceLineNo">108</span> @Test<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> public void testGettingMergeRegions() throws IOException {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> TableName tn = TableName.valueOf(this.name.getMethodName());<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> Put put = new Put(Bytes.toBytes(this.name.getMethodName()));<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> List<RegionInfo> ris = new ArrayList<>();<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> int limit = 10;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> byte [] previous = HConstants.EMPTY_START_ROW;<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> for (int i = 0; i < limit; i++) {<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> RegionInfo ri = RegionInfoBuilder.newBuilder(tn).<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> setStartKey(previous).setEndKey(Bytes.toBytes(i)).build();<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> ris.add(ri);<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> }<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> put = MetaTableAccessor.addMergeRegions(put, ris);<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> List<Cell> cells = put.getFamilyCellMap().get(HConstants.CATALOG_FAMILY);<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> String previousQualifier = null;<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> Assert.assertEquals(limit, cells.size());<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> for (Cell cell: cells) {<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> LOG.info(cell.toString());<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> String qualifier = Bytes.toString(cell.getQualifierArray());<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> Assert.assertTrue(qualifier.startsWith(HConstants.MERGE_QUALIFIER_PREFIX_STR));<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> Assert.assertNotEquals(qualifier, previousQualifier);<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> previousQualifier = qualifier;<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> }<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> }<a name="line.131"></a> |
| <span class="sourceLineNo">132</span><a name="line.132"></a> |
| <span class="sourceLineNo">133</span> @Test<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> public void testIsMetaWhenAllHealthy() throws InterruptedException {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> HMaster m = UTIL.getMiniHBaseCluster().getMaster();<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> Assert.assertTrue(m.waitForMetaOnline());<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> }<a name="line.137"></a> |
| <span class="sourceLineNo">138</span><a name="line.138"></a> |
| <span class="sourceLineNo">139</span> @Test<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> public void testIsMetaWhenMetaGoesOffline() throws InterruptedException {<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> HMaster m = UTIL.getMiniHBaseCluster().getMaster();<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> int index = UTIL.getMiniHBaseCluster().getServerWithMeta();<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> HRegionServer rsWithMeta = UTIL.getMiniHBaseCluster().getRegionServer(index);<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> rsWithMeta.abort("TESTING");<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> Assert.assertTrue(m.waitForMetaOnline());<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> }<a name="line.146"></a> |
| <span class="sourceLineNo">147</span><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> /**<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> * Does {@link MetaTableAccessor#getRegion(Connection, byte[])} and a write<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> * against hbase:meta while its hosted server is restarted to prove our retrying<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> * works.<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> */<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> @Test public void testRetrying()<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> throws IOException, InterruptedException {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> LOG.info("Started " + tableName);<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> Table t = UTIL.createMultiRegionTable(tableName, HConstants.CATALOG_FAMILY);<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> int regionCount = -1;<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> try (RegionLocator r = UTIL.getConnection().getRegionLocator(tableName)) {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> regionCount = r.getStartKeys().length;<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> }<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> // Test it works getting a region from just made user table.<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> final List<RegionInfo> regions =<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> testGettingTableRegions(connection, tableName, regionCount);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> MetaTask reader = new MetaTask(connection, "reader") {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> @Override<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> void metaTask() throws Throwable {<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> testGetRegion(connection, regions.get(0));<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> LOG.info("Read " + regions.get(0).getEncodedName());<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> }<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> };<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> MetaTask writer = new MetaTask(connection, "writer") {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> @Override<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> void metaTask() throws Throwable {<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> MetaTableAccessor.addRegionToMeta(connection, regions.get(0));<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> LOG.info("Wrote " + regions.get(0).getEncodedName());<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> }<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> };<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> reader.start();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> writer.start();<a name="line.180"></a> |
| <span class="sourceLineNo">181</span><a name="line.181"></a> |
| <span class="sourceLineNo">182</span> // We're gonna check how it takes. If it takes too long, we will consider<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> // it as a fail. We can't put that in the @Test tag as we want to close<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> // the threads nicely<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> final long timeOut = 180000;<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> long startTime = System.currentTimeMillis();<a name="line.186"></a> |
| <span class="sourceLineNo">187</span><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> try {<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> // Make sure reader and writer are working.<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> Assert.assertTrue(reader.isProgressing());<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> Assert.assertTrue(writer.isProgressing());<a name="line.191"></a> |
| <span class="sourceLineNo">192</span><a name="line.192"></a> |
| <span class="sourceLineNo">193</span> // Kill server hosting meta -- twice . See if our reader/writer ride over the<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> // meta moves. They'll need to retry.<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> for (int i = 0; i < 2; i++) {<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> LOG.info("Restart=" + i);<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> UTIL.ensureSomeRegionServersAvailable(2);<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> int index = -1;<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> do {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> index = UTIL.getMiniHBaseCluster().getServerWithMeta();<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> } while (index == -1 &&<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> startTime + timeOut < System.currentTimeMillis());<a name="line.202"></a> |
| <span class="sourceLineNo">203</span><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> if (index != -1){<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> UTIL.getMiniHBaseCluster().abortRegionServer(index);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> UTIL.getMiniHBaseCluster().waitOnRegionServer(index);<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> }<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> }<a name="line.208"></a> |
| <span class="sourceLineNo">209</span><a name="line.209"></a> |
| <span class="sourceLineNo">210</span> Assert.assertTrue("reader: " + reader.toString(), reader.isProgressing());<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> Assert.assertTrue("writer: " + writer.toString(), writer.isProgressing());<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> } catch (IOException e) {<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> throw e;<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> } finally {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> reader.stop = true;<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> writer.stop = true;<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> reader.join();<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> writer.join();<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> t.close();<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> }<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> long exeTime = System.currentTimeMillis() - startTime;<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> Assert.assertTrue("Timeout: test took " + exeTime / 1000 + " sec", exeTime < timeOut);<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> }<a name="line.223"></a> |
| <span class="sourceLineNo">224</span><a name="line.224"></a> |
| <span class="sourceLineNo">225</span> /**<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> * Thread that runs a MetaTableAccessor task until asked stop.<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> */<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> abstract static class MetaTask extends Thread {<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> boolean stop = false;<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> int count = 0;<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> Throwable t = null;<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> final Connection connection;<a name="line.232"></a> |
| <span class="sourceLineNo">233</span><a name="line.233"></a> |
| <span class="sourceLineNo">234</span> MetaTask(final Connection connection, final String name) {<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> super(name);<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> this.connection = connection;<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> }<a name="line.237"></a> |
| <span class="sourceLineNo">238</span><a name="line.238"></a> |
| <span class="sourceLineNo">239</span> @Override<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> public void run() {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> try {<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> while(!this.stop) {<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> LOG.info("Before " + this.getName()+ ", count=" + this.count);<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> metaTask();<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> this.count += 1;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> LOG.info("After " + this.getName() + ", count=" + this.count);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> Thread.sleep(100);<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> } catch (Throwable t) {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> LOG.info(this.getName() + " failed", t);<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> this.t = t;<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> }<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> }<a name="line.253"></a> |
| <span class="sourceLineNo">254</span><a name="line.254"></a> |
| <span class="sourceLineNo">255</span> boolean isProgressing() throws InterruptedException {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> int currentCount = this.count;<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> while(currentCount == this.count) {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> if (!isAlive()) return false;<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> if (this.t != null) return false;<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> Thread.sleep(10);<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> }<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> return true;<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> }<a name="line.263"></a> |
| <span class="sourceLineNo">264</span><a name="line.264"></a> |
| <span class="sourceLineNo">265</span> @Override<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> public String toString() {<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> return "count=" + this.count + ", t=" +<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> (this.t == null? "null": this.t.toString());<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> }<a name="line.269"></a> |
| <span class="sourceLineNo">270</span><a name="line.270"></a> |
| <span class="sourceLineNo">271</span> abstract void metaTask() throws Throwable;<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> }<a name="line.272"></a> |
| <span class="sourceLineNo">273</span><a name="line.273"></a> |
| <span class="sourceLineNo">274</span> @Test<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> public void testGetRegionsFromMetaTable() throws IOException, InterruptedException {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> List<RegionInfo> regions = MetaTableLocator.getMetaRegions(UTIL.getZooKeeperWatcher());<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> Assert.assertTrue(regions.size() >= 1);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> Assert.assertTrue(<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> MetaTableLocator.getMetaRegionsAndLocations(UTIL.getZooKeeperWatcher()).size() >= 1);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> }<a name="line.280"></a> |
| <span class="sourceLineNo">281</span><a name="line.281"></a> |
| <span class="sourceLineNo">282</span> @Test public void testTableExists() throws IOException {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> Assert.assertFalse(MetaTableAccessor.tableExists(connection, tableName));<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> UTIL.createTable(tableName, HConstants.CATALOG_FAMILY);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> Assert.assertTrue(MetaTableAccessor.tableExists(connection, tableName));<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> Admin admin = UTIL.getAdmin();<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> admin.disableTable(tableName);<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> admin.deleteTable(tableName);<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> Assert.assertFalse(MetaTableAccessor.tableExists(connection, tableName));<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> Assert.assertTrue(MetaTableAccessor.tableExists(connection,<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> TableName.META_TABLE_NAME));<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> UTIL.createTable(tableName, HConstants.CATALOG_FAMILY);<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> Assert.assertTrue(MetaTableAccessor.tableExists(connection, tableName));<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> admin.disableTable(tableName);<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> admin.deleteTable(tableName);<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> Assert.assertFalse(MetaTableAccessor.tableExists(connection, tableName));<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> }<a name="line.298"></a> |
| <span class="sourceLineNo">299</span><a name="line.299"></a> |
| <span class="sourceLineNo">300</span> @Test public void testGetRegion() throws IOException, InterruptedException {<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> final String name = this.name.getMethodName();<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> LOG.info("Started " + name);<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> // Test get on non-existent region.<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> Pair<RegionInfo, ServerName> pair =<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> MetaTableAccessor.getRegion(connection, Bytes.toBytes("nonexistent-region"));<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> Assert.assertNull(pair);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> LOG.info("Finished " + name);<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> }<a name="line.308"></a> |
| <span class="sourceLineNo">309</span><a name="line.309"></a> |
| <span class="sourceLineNo">310</span> // Test for the optimization made in HBASE-3650<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> @Test public void testScanMetaForTable()<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> throws IOException, InterruptedException {<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> LOG.info("Started " + tableName);<a name="line.314"></a> |
| <span class="sourceLineNo">315</span><a name="line.315"></a> |
| <span class="sourceLineNo">316</span> /** Create 2 tables<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> - testScanMetaForTable<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> - testScanMetaForTablf<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> **/<a name="line.319"></a> |
| <span class="sourceLineNo">320</span><a name="line.320"></a> |
| <span class="sourceLineNo">321</span> UTIL.createTable(tableName, HConstants.CATALOG_FAMILY);<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> // name that is +1 greater than the first one (e+1=f)<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> TableName greaterName =<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> TableName.valueOf("testScanMetaForTablf");<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> UTIL.createTable(greaterName, HConstants.CATALOG_FAMILY);<a name="line.325"></a> |
| <span class="sourceLineNo">326</span><a name="line.326"></a> |
| <span class="sourceLineNo">327</span> // Now make sure we only get the regions from 1 of the tables at a time<a name="line.327"></a> |
| <span class="sourceLineNo">328</span><a name="line.328"></a> |
| <span class="sourceLineNo">329</span> Assert.assertEquals(1, MetaTableAccessor.getTableRegions(connection, tableName).size());<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> Assert.assertEquals(1, MetaTableAccessor.getTableRegions(connection, greaterName).size());<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> }<a name="line.331"></a> |
| <span class="sourceLineNo">332</span><a name="line.332"></a> |
| <span class="sourceLineNo">333</span> private static List<RegionInfo> testGettingTableRegions(final Connection connection,<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> final TableName name, final int regionCount)<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> throws IOException, InterruptedException {<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> List<RegionInfo> regions = MetaTableAccessor.getTableRegions(connection, name);<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> Assert.assertEquals(regionCount, regions.size());<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> Pair<RegionInfo, ServerName> pair =<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> MetaTableAccessor.getRegion(connection, regions.get(0).getRegionName());<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> Assert.assertEquals(regions.get(0).getEncodedName(),<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> pair.getFirst().getEncodedName());<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> return regions;<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> }<a name="line.343"></a> |
| <span class="sourceLineNo">344</span><a name="line.344"></a> |
| <span class="sourceLineNo">345</span> private static void testGetRegion(final Connection connection,<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> final RegionInfo region)<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> throws IOException, InterruptedException {<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> Pair<RegionInfo, ServerName> pair =<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> MetaTableAccessor.getRegion(connection, region.getRegionName());<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> Assert.assertEquals(region.getEncodedName(),<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> pair.getFirst().getEncodedName());<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> }<a name="line.352"></a> |
| <span class="sourceLineNo">353</span><a name="line.353"></a> |
| <span class="sourceLineNo">354</span> @Test<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> public void testParseReplicaIdFromServerColumn() {<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> String column1 = HConstants.SERVER_QUALIFIER_STR;<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> Assert.assertEquals(0,<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> MetaTableAccessor.parseReplicaIdFromServerColumn(Bytes.toBytes(column1)));<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> String column2 = column1 + MetaTableAccessor.META_REPLICA_ID_DELIMITER;<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> Assert.assertEquals(-1,<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> MetaTableAccessor.parseReplicaIdFromServerColumn(Bytes.toBytes(column2)));<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> String column3 = column2 + "00";<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> Assert.assertEquals(-1,<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> MetaTableAccessor.parseReplicaIdFromServerColumn(Bytes.toBytes(column3)));<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> String column4 = column3 + "2A";<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> Assert.assertEquals(42,<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> MetaTableAccessor.parseReplicaIdFromServerColumn(Bytes.toBytes(column4)));<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> String column5 = column4 + "2A";<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> Assert.assertEquals(-1,<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> MetaTableAccessor.parseReplicaIdFromServerColumn(Bytes.toBytes(column5)));<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> String column6 = HConstants.STARTCODE_QUALIFIER_STR;<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> Assert.assertEquals(-1,<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> MetaTableAccessor.parseReplicaIdFromServerColumn(Bytes.toBytes(column6)));<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> }<a name="line.374"></a> |
| <span class="sourceLineNo">375</span><a name="line.375"></a> |
| <span class="sourceLineNo">376</span> @Test<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> public void testMetaReaderGetColumnMethods() {<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> Assert.assertArrayEquals(HConstants.SERVER_QUALIFIER, MetaTableAccessor.getServerColumn(0));<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> Assert.assertArrayEquals(Bytes.toBytes(HConstants.SERVER_QUALIFIER_STR<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> + MetaTableAccessor.META_REPLICA_ID_DELIMITER + "002A"),<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> MetaTableAccessor.getServerColumn(42));<a name="line.381"></a> |
| <span class="sourceLineNo">382</span><a name="line.382"></a> |
| <span class="sourceLineNo">383</span> Assert.assertArrayEquals(HConstants.STARTCODE_QUALIFIER,<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> MetaTableAccessor.getStartCodeColumn(0));<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> Assert.assertArrayEquals(Bytes.toBytes(HConstants.STARTCODE_QUALIFIER_STR<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> + MetaTableAccessor.META_REPLICA_ID_DELIMITER + "002A"),<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> MetaTableAccessor.getStartCodeColumn(42));<a name="line.387"></a> |
| <span class="sourceLineNo">388</span><a name="line.388"></a> |
| <span class="sourceLineNo">389</span> Assert.assertArrayEquals(HConstants.SEQNUM_QUALIFIER,<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> MetaTableAccessor.getSeqNumColumn(0));<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> Assert.assertArrayEquals(Bytes.toBytes(HConstants.SEQNUM_QUALIFIER_STR<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> + MetaTableAccessor.META_REPLICA_ID_DELIMITER + "002A"),<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> MetaTableAccessor.getSeqNumColumn(42));<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> }<a name="line.394"></a> |
| <span class="sourceLineNo">395</span><a name="line.395"></a> |
| <span class="sourceLineNo">396</span> @Test<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> public void testMetaLocationsForRegionReplicas() throws IOException {<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> ServerName serverName0 = ServerName.valueOf("foo", 60010, random.nextLong());<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> ServerName serverName1 = ServerName.valueOf("bar", 60010, random.nextLong());<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> ServerName serverName100 = ServerName.valueOf("baz", 60010, random.nextLong());<a name="line.400"></a> |
| <span class="sourceLineNo">401</span><a name="line.401"></a> |
| <span class="sourceLineNo">402</span> long regionId = System.currentTimeMillis();<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> RegionInfo primary = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> .setSplit(false)<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> .setRegionId(regionId)<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> .setReplicaId(0)<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> .build();<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> RegionInfo replica1 = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> .setSplit(false)<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> .setRegionId(regionId)<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> .setReplicaId(1)<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> .build();<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> RegionInfo replica100 = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> .setSplit(false)<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> .setRegionId(regionId)<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> .setReplicaId(100)<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> .build();<a name="line.423"></a> |
| <span class="sourceLineNo">424</span><a name="line.424"></a> |
| <span class="sourceLineNo">425</span> long seqNum0 = random.nextLong();<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> long seqNum1 = random.nextLong();<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> long seqNum100 = random.nextLong();<a name="line.427"></a> |
| <span class="sourceLineNo">428</span><a name="line.428"></a> |
| <span class="sourceLineNo">429</span> try (Table meta = MetaTableAccessor.getMetaHTable(connection)) {<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> MetaTableAccessor.updateRegionLocation(connection, primary, serverName0, seqNum0,<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> EnvironmentEdgeManager.currentTime());<a name="line.431"></a> |
| <span class="sourceLineNo">432</span><a name="line.432"></a> |
| <span class="sourceLineNo">433</span> // assert that the server, startcode and seqNum columns are there for the primary region<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> assertMetaLocation(meta, primary.getRegionName(), serverName0, seqNum0, 0, true);<a name="line.434"></a> |
| <span class="sourceLineNo">435</span><a name="line.435"></a> |
| <span class="sourceLineNo">436</span> // add replica = 1<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> MetaTableAccessor.updateRegionLocation(connection, replica1, serverName1, seqNum1,<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> EnvironmentEdgeManager.currentTime());<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> // check whether the primary is still there<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> assertMetaLocation(meta, primary.getRegionName(), serverName0, seqNum0, 0, true);<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> // now check for replica 1<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> assertMetaLocation(meta, primary.getRegionName(), serverName1, seqNum1, 1, true);<a name="line.442"></a> |
| <span class="sourceLineNo">443</span><a name="line.443"></a> |
| <span class="sourceLineNo">444</span> // add replica = 1<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> MetaTableAccessor.updateRegionLocation(connection, replica100, serverName100, seqNum100,<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> EnvironmentEdgeManager.currentTime());<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> // check whether the primary is still there<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> assertMetaLocation(meta, primary.getRegionName(), serverName0, seqNum0, 0, true);<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> // check whether the replica 1 is still there<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> assertMetaLocation(meta, primary.getRegionName(), serverName1, seqNum1, 1, true);<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> // now check for replica 1<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> assertMetaLocation(meta, primary.getRegionName(), serverName100, seqNum100, 100, true);<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> }<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> }<a name="line.454"></a> |
| <span class="sourceLineNo">455</span><a name="line.455"></a> |
| <span class="sourceLineNo">456</span> public static void assertMetaLocation(Table meta, byte[] row, ServerName serverName,<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> long seqNum, int replicaId, boolean checkSeqNum) throws IOException {<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> Get get = new Get(row);<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> Result result = meta.get(get);<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> Assert.assertTrue(Bytes.equals(<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> result.getValue(HConstants.CATALOG_FAMILY, MetaTableAccessor.getServerColumn(replicaId)),<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> Bytes.toBytes(serverName.getHostAndPort())));<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> Assert.assertTrue(Bytes.equals(<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> result.getValue(HConstants.CATALOG_FAMILY, MetaTableAccessor.getStartCodeColumn(replicaId)),<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> Bytes.toBytes(serverName.getStartcode())));<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> if (checkSeqNum) {<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> Assert.assertTrue(Bytes.equals(<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> result.getValue(HConstants.CATALOG_FAMILY, MetaTableAccessor.getSeqNumColumn(replicaId)),<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> Bytes.toBytes(seqNum)));<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> }<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> }<a name="line.471"></a> |
| <span class="sourceLineNo">472</span><a name="line.472"></a> |
| <span class="sourceLineNo">473</span> public static void assertEmptyMetaLocation(Table meta, byte[] row, int replicaId)<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> throws IOException {<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> Get get = new Get(row);<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> Result result = meta.get(get);<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> Cell serverCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> MetaTableAccessor.getServerColumn(replicaId));<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> Cell startCodeCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> MetaTableAccessor.getStartCodeColumn(replicaId));<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> Assert.assertNotNull(serverCell);<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> Assert.assertNotNull(startCodeCell);<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> Assert.assertEquals(0, serverCell.getValueLength());<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> Assert.assertEquals(0, startCodeCell.getValueLength());<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> }<a name="line.485"></a> |
| <span class="sourceLineNo">486</span><a name="line.486"></a> |
| <span class="sourceLineNo">487</span> @Test<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> public void testMetaLocationForRegionReplicasIsRemovedAtTableDeletion() throws IOException {<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> long regionId = System.currentTimeMillis();<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> RegionInfo primary = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> .setStartKey(HConstants.EMPTY_START_ROW).setEndKey(HConstants.EMPTY_END_ROW).setSplit(false)<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> .setRegionId(regionId).setReplicaId(0).build();<a name="line.492"></a> |
| <span class="sourceLineNo">493</span><a name="line.493"></a> |
| <span class="sourceLineNo">494</span> Table meta = MetaTableAccessor.getMetaHTable(connection);<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> try {<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> List<RegionInfo> regionInfos = Lists.newArrayList(primary);<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 3);<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> MetaTableAccessor.removeRegionReplicasFromMeta(Sets.newHashSet(primary.getRegionName()), 1, 2,<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> connection);<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> Get get = new Get(primary.getRegionName());<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> Result result = meta.get(get);<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> for (int replicaId = 0; replicaId < 3; replicaId++) {<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> Cell serverCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> MetaTableAccessor.getServerColumn(replicaId));<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> Cell startCodeCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> MetaTableAccessor.getStartCodeColumn(replicaId));<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> Cell stateCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> MetaTableAccessor.getRegionStateColumn(replicaId));<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> Cell snCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> MetaTableAccessor.getServerNameColumn(replicaId));<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> if (replicaId == 0) {<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> Assert.assertNotNull(stateCell);<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> } else {<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> Assert.assertNull(serverCell);<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> Assert.assertNull(startCodeCell);<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> Assert.assertNull(stateCell);<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> Assert.assertNull(snCell);<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> }<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> }<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> } finally {<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> meta.close();<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> }<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> }<a name="line.523"></a> |
| <span class="sourceLineNo">524</span><a name="line.524"></a> |
| <span class="sourceLineNo">525</span> @Test<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> public void testMetaLocationForRegionReplicasIsAddedAtTableCreation() throws IOException {<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> long regionId = System.currentTimeMillis();<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> RegionInfo primary = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> .setSplit(false)<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> .setRegionId(regionId)<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> .setReplicaId(0)<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> .build();<a name="line.534"></a> |
| <span class="sourceLineNo">535</span><a name="line.535"></a> |
| <span class="sourceLineNo">536</span> Table meta = MetaTableAccessor.getMetaHTable(connection);<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> try {<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> List<RegionInfo> regionInfos = Lists.newArrayList(primary);<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 3);<a name="line.539"></a> |
| <span class="sourceLineNo">540</span><a name="line.540"></a> |
| <span class="sourceLineNo">541</span> assertEmptyMetaLocation(meta, primary.getRegionName(), 1);<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> assertEmptyMetaLocation(meta, primary.getRegionName(), 2);<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> } finally {<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> meta.close();<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> }<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> }<a name="line.546"></a> |
| <span class="sourceLineNo">547</span><a name="line.547"></a> |
| <span class="sourceLineNo">548</span> @Test<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> public void testMetaLocationForRegionReplicasIsAddedAtRegionSplit() throws IOException {<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> long regionId = System.currentTimeMillis();<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> ServerName serverName0 = ServerName.valueOf("foo", 60010, random.nextLong());<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> RegionInfo parent = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> .setSplit(false)<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> .setRegionId(regionId)<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> .setReplicaId(0)<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> .build();<a name="line.558"></a> |
| <span class="sourceLineNo">559</span><a name="line.559"></a> |
| <span class="sourceLineNo">560</span> RegionInfo splitA = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> .setEndKey(Bytes.toBytes("a"))<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> .setSplit(false)<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> .setRegionId(regionId + 1)<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> .setReplicaId(0)<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> .build();<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> RegionInfo splitB = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> .setStartKey(Bytes.toBytes("a"))<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> .setSplit(false)<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> .setRegionId(regionId + 1)<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> .setReplicaId(0)<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> .build();<a name="line.573"></a> |
| <span class="sourceLineNo">574</span><a name="line.574"></a> |
| <span class="sourceLineNo">575</span> try (Table meta = MetaTableAccessor.getMetaHTable(connection)) {<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> List<RegionInfo> regionInfos = Lists.newArrayList(parent);<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 3);<a name="line.577"></a> |
| <span class="sourceLineNo">578</span><a name="line.578"></a> |
| <span class="sourceLineNo">579</span> MetaTableAccessor.splitRegion(connection, parent, -1L, splitA, splitB, serverName0, 3);<a name="line.579"></a> |
| <span class="sourceLineNo">580</span><a name="line.580"></a> |
| <span class="sourceLineNo">581</span> assertEmptyMetaLocation(meta, splitA.getRegionName(), 1);<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> assertEmptyMetaLocation(meta, splitA.getRegionName(), 2);<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> assertEmptyMetaLocation(meta, splitB.getRegionName(), 1);<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> assertEmptyMetaLocation(meta, splitB.getRegionName(), 2);<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> }<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> }<a name="line.586"></a> |
| <span class="sourceLineNo">587</span><a name="line.587"></a> |
| <span class="sourceLineNo">588</span> @Test<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> public void testMetaLocationForRegionReplicasIsAddedAtRegionMerge() throws IOException {<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> long regionId = System.currentTimeMillis();<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> ServerName serverName0 = ServerName.valueOf("foo", 60010, random.nextLong());<a name="line.591"></a> |
| <span class="sourceLineNo">592</span><a name="line.592"></a> |
| <span class="sourceLineNo">593</span> RegionInfo parentA = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> .setStartKey(Bytes.toBytes("a"))<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> .setSplit(false)<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> .setRegionId(regionId)<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> .setReplicaId(0)<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> .build();<a name="line.599"></a> |
| <span class="sourceLineNo">600</span><a name="line.600"></a> |
| <span class="sourceLineNo">601</span> RegionInfo parentB = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> .setEndKey(Bytes.toBytes("a"))<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> .setSplit(false)<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> .setRegionId(regionId)<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> .setReplicaId(0)<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> .build();<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> RegionInfo merged = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> .setSplit(false)<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> .setRegionId(regionId + 1)<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> .setReplicaId(0)<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> .build();<a name="line.614"></a> |
| <span class="sourceLineNo">615</span><a name="line.615"></a> |
| <span class="sourceLineNo">616</span> try (Table meta = MetaTableAccessor.getMetaHTable(connection)) {<a name="line.616"></a> |
| <span class="sourceLineNo">617</span> List<RegionInfo> regionInfos = Lists.newArrayList(parentA, parentB);<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 3);<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> MetaTableAccessor.mergeRegions(connection, merged, getMapOfRegionsToSeqNum(parentA, parentB),<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> serverName0, 3);<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> assertEmptyMetaLocation(meta, merged.getRegionName(), 1);<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> assertEmptyMetaLocation(meta, merged.getRegionName(), 2);<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> }<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> }<a name="line.624"></a> |
| <span class="sourceLineNo">625</span><a name="line.625"></a> |
| <span class="sourceLineNo">626</span> private Map<RegionInfo, Long> getMapOfRegionsToSeqNum(RegionInfo ... regions) {<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> Map<RegionInfo, Long> mids = new HashMap<>(regions.length);<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> for (RegionInfo region: regions) {<a name="line.628"></a> |
| <span class="sourceLineNo">629</span> mids.put(region, -1L);<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> }<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> return mids;<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> }<a name="line.632"></a> |
| <span class="sourceLineNo">633</span><a name="line.633"></a> |
| <span class="sourceLineNo">634</span> @Test<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> public void testMetaScanner() throws Exception {<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> LOG.info("Starting " + name.getMethodName());<a name="line.636"></a> |
| <span class="sourceLineNo">637</span><a name="line.637"></a> |
| <span class="sourceLineNo">638</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> final byte[] FAMILY = Bytes.toBytes("family");<a name="line.639"></a> |
| <span class="sourceLineNo">640</span> final byte[][] SPLIT_KEYS =<a name="line.640"></a> |
| <span class="sourceLineNo">641</span> new byte[][] { Bytes.toBytes("region_a"), Bytes.toBytes("region_b") };<a name="line.641"></a> |
| <span class="sourceLineNo">642</span><a name="line.642"></a> |
| <span class="sourceLineNo">643</span> UTIL.createTable(tableName, FAMILY, SPLIT_KEYS);<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> Table table = connection.getTable(tableName);<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> // Make sure all the regions are deployed<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> UTIL.countRows(table);<a name="line.646"></a> |
| <span class="sourceLineNo">647</span><a name="line.647"></a> |
| <span class="sourceLineNo">648</span> MetaTableAccessor.Visitor visitor =<a name="line.648"></a> |
| <span class="sourceLineNo">649</span> mock(MetaTableAccessor.Visitor.class);<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> doReturn(true).when(visitor).visit((Result) anyObject());<a name="line.650"></a> |
| <span class="sourceLineNo">651</span><a name="line.651"></a> |
| <span class="sourceLineNo">652</span> // Scanning the entire table should give us three rows<a name="line.652"></a> |
| <span class="sourceLineNo">653</span> MetaTableAccessor.scanMetaForTableRegions(connection, visitor, tableName);<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> verify(visitor, times(3)).visit((Result) anyObject());<a name="line.654"></a> |
| <span class="sourceLineNo">655</span><a name="line.655"></a> |
| <span class="sourceLineNo">656</span> // Scanning the table with a specified empty start row should also<a name="line.656"></a> |
| <span class="sourceLineNo">657</span> // give us three hbase:meta rows<a name="line.657"></a> |
| <span class="sourceLineNo">658</span> reset(visitor);<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> doReturn(true).when(visitor).visit((Result) anyObject());<a name="line.659"></a> |
| <span class="sourceLineNo">660</span> MetaTableAccessor.scanMeta(connection, visitor, tableName, null, 1000);<a name="line.660"></a> |
| <span class="sourceLineNo">661</span> verify(visitor, times(3)).visit((Result) anyObject());<a name="line.661"></a> |
| <span class="sourceLineNo">662</span><a name="line.662"></a> |
| <span class="sourceLineNo">663</span> // Scanning the table starting in the middle should give us two rows:<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> // region_a and region_b<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> reset(visitor);<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> doReturn(true).when(visitor).visit((Result) anyObject());<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> MetaTableAccessor.scanMeta(connection, visitor, tableName, Bytes.toBytes("region_ac"), 1000);<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> verify(visitor, times(2)).visit((Result) anyObject());<a name="line.668"></a> |
| <span class="sourceLineNo">669</span><a name="line.669"></a> |
| <span class="sourceLineNo">670</span> // Scanning with a limit of 1 should only give us one row<a name="line.670"></a> |
| <span class="sourceLineNo">671</span> reset(visitor);<a name="line.671"></a> |
| <span class="sourceLineNo">672</span> doReturn(true).when(visitor).visit((Result) anyObject());<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> MetaTableAccessor.scanMeta(connection, visitor, tableName, Bytes.toBytes("region_ac"), 1);<a name="line.673"></a> |
| <span class="sourceLineNo">674</span> verify(visitor, times(1)).visit((Result) anyObject());<a name="line.674"></a> |
| <span class="sourceLineNo">675</span> table.close();<a name="line.675"></a> |
| <span class="sourceLineNo">676</span> }<a name="line.676"></a> |
| <span class="sourceLineNo">677</span><a name="line.677"></a> |
| <span class="sourceLineNo">678</span> /**<a name="line.678"></a> |
| <span class="sourceLineNo">679</span> * Tests whether maximum of masters system time versus RSs local system time is used<a name="line.679"></a> |
| <span class="sourceLineNo">680</span> */<a name="line.680"></a> |
| <span class="sourceLineNo">681</span> @Test<a name="line.681"></a> |
| <span class="sourceLineNo">682</span> public void testMastersSystemTimeIsUsedInUpdateLocations() throws IOException {<a name="line.682"></a> |
| <span class="sourceLineNo">683</span> long regionId = System.currentTimeMillis();<a name="line.683"></a> |
| <span class="sourceLineNo">684</span> RegionInfo regionInfo = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.684"></a> |
| <span class="sourceLineNo">685</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.685"></a> |
| <span class="sourceLineNo">686</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.686"></a> |
| <span class="sourceLineNo">687</span> .setSplit(false)<a name="line.687"></a> |
| <span class="sourceLineNo">688</span> .setRegionId(regionId)<a name="line.688"></a> |
| <span class="sourceLineNo">689</span> .setReplicaId(0)<a name="line.689"></a> |
| <span class="sourceLineNo">690</span> .build();<a name="line.690"></a> |
| <span class="sourceLineNo">691</span><a name="line.691"></a> |
| <span class="sourceLineNo">692</span> ServerName sn = ServerName.valueOf("bar", 0, 0);<a name="line.692"></a> |
| <span class="sourceLineNo">693</span> try (Table meta = MetaTableAccessor.getMetaHTable(connection)) {<a name="line.693"></a> |
| <span class="sourceLineNo">694</span> List<RegionInfo> regionInfos = Lists.newArrayList(regionInfo);<a name="line.694"></a> |
| <span class="sourceLineNo">695</span> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 1);<a name="line.695"></a> |
| <span class="sourceLineNo">696</span><a name="line.696"></a> |
| <span class="sourceLineNo">697</span> long masterSystemTime = EnvironmentEdgeManager.currentTime() + 123456789;<a name="line.697"></a> |
| <span class="sourceLineNo">698</span> MetaTableAccessor.updateRegionLocation(connection, regionInfo, sn, 1, masterSystemTime);<a name="line.698"></a> |
| <span class="sourceLineNo">699</span><a name="line.699"></a> |
| <span class="sourceLineNo">700</span> Get get = new Get(regionInfo.getRegionName());<a name="line.700"></a> |
| <span class="sourceLineNo">701</span> Result result = meta.get(get);<a name="line.701"></a> |
| <span class="sourceLineNo">702</span> Cell serverCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.702"></a> |
| <span class="sourceLineNo">703</span> MetaTableAccessor.getServerColumn(0));<a name="line.703"></a> |
| <span class="sourceLineNo">704</span> Cell startCodeCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.704"></a> |
| <span class="sourceLineNo">705</span> MetaTableAccessor.getStartCodeColumn(0));<a name="line.705"></a> |
| <span class="sourceLineNo">706</span> Cell seqNumCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.706"></a> |
| <span class="sourceLineNo">707</span> MetaTableAccessor.getSeqNumColumn(0));<a name="line.707"></a> |
| <span class="sourceLineNo">708</span> Assert.assertNotNull(serverCell);<a name="line.708"></a> |
| <span class="sourceLineNo">709</span> Assert.assertNotNull(startCodeCell);<a name="line.709"></a> |
| <span class="sourceLineNo">710</span> Assert.assertNotNull(seqNumCell);<a name="line.710"></a> |
| <span class="sourceLineNo">711</span> Assert.assertTrue(serverCell.getValueLength() > 0);<a name="line.711"></a> |
| <span class="sourceLineNo">712</span> Assert.assertTrue(startCodeCell.getValueLength() > 0);<a name="line.712"></a> |
| <span class="sourceLineNo">713</span> Assert.assertTrue(seqNumCell.getValueLength() > 0);<a name="line.713"></a> |
| <span class="sourceLineNo">714</span> Assert.assertEquals(masterSystemTime, serverCell.getTimestamp());<a name="line.714"></a> |
| <span class="sourceLineNo">715</span> Assert.assertEquals(masterSystemTime, startCodeCell.getTimestamp());<a name="line.715"></a> |
| <span class="sourceLineNo">716</span> Assert.assertEquals(masterSystemTime, seqNumCell.getTimestamp());<a name="line.716"></a> |
| <span class="sourceLineNo">717</span> }<a name="line.717"></a> |
| <span class="sourceLineNo">718</span> }<a name="line.718"></a> |
| <span class="sourceLineNo">719</span><a name="line.719"></a> |
| <span class="sourceLineNo">720</span> @Test<a name="line.720"></a> |
| <span class="sourceLineNo">721</span> public void testMastersSystemTimeIsUsedInMergeRegions() throws IOException {<a name="line.721"></a> |
| <span class="sourceLineNo">722</span> long regionId = System.currentTimeMillis();<a name="line.722"></a> |
| <span class="sourceLineNo">723</span><a name="line.723"></a> |
| <span class="sourceLineNo">724</span> RegionInfo regionInfoA = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.724"></a> |
| <span class="sourceLineNo">725</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.725"></a> |
| <span class="sourceLineNo">726</span> .setEndKey(new byte[] {'a'})<a name="line.726"></a> |
| <span class="sourceLineNo">727</span> .setSplit(false)<a name="line.727"></a> |
| <span class="sourceLineNo">728</span> .setRegionId(regionId)<a name="line.728"></a> |
| <span class="sourceLineNo">729</span> .setReplicaId(0)<a name="line.729"></a> |
| <span class="sourceLineNo">730</span> .build();<a name="line.730"></a> |
| <span class="sourceLineNo">731</span><a name="line.731"></a> |
| <span class="sourceLineNo">732</span> RegionInfo regionInfoB = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.732"></a> |
| <span class="sourceLineNo">733</span> .setStartKey(new byte[] {'a'})<a name="line.733"></a> |
| <span class="sourceLineNo">734</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.734"></a> |
| <span class="sourceLineNo">735</span> .setSplit(false)<a name="line.735"></a> |
| <span class="sourceLineNo">736</span> .setRegionId(regionId)<a name="line.736"></a> |
| <span class="sourceLineNo">737</span> .setReplicaId(0)<a name="line.737"></a> |
| <span class="sourceLineNo">738</span> .build();<a name="line.738"></a> |
| <span class="sourceLineNo">739</span> RegionInfo mergedRegionInfo = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.739"></a> |
| <span class="sourceLineNo">740</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.740"></a> |
| <span class="sourceLineNo">741</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.741"></a> |
| <span class="sourceLineNo">742</span> .setSplit(false)<a name="line.742"></a> |
| <span class="sourceLineNo">743</span> .setRegionId(regionId)<a name="line.743"></a> |
| <span class="sourceLineNo">744</span> .setReplicaId(0)<a name="line.744"></a> |
| <span class="sourceLineNo">745</span> .build();<a name="line.745"></a> |
| <span class="sourceLineNo">746</span><a name="line.746"></a> |
| <span class="sourceLineNo">747</span> ServerName sn = ServerName.valueOf("bar", 0, 0);<a name="line.747"></a> |
| <span class="sourceLineNo">748</span> try (Table meta = MetaTableAccessor.getMetaHTable(connection)) {<a name="line.748"></a> |
| <span class="sourceLineNo">749</span> List<RegionInfo> regionInfos = Lists.newArrayList(regionInfoA, regionInfoB);<a name="line.749"></a> |
| <span class="sourceLineNo">750</span> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 1);<a name="line.750"></a> |
| <span class="sourceLineNo">751</span><a name="line.751"></a> |
| <span class="sourceLineNo">752</span> // write the serverName column with a big current time, but set the masters time as even<a name="line.752"></a> |
| <span class="sourceLineNo">753</span> // bigger. When region merge deletes the rows for regionA and regionB, the serverName columns<a name="line.753"></a> |
| <span class="sourceLineNo">754</span> // should not be seen by the following get<a name="line.754"></a> |
| <span class="sourceLineNo">755</span> long serverNameTime = EnvironmentEdgeManager.currentTime() + 100000000;<a name="line.755"></a> |
| <span class="sourceLineNo">756</span> long masterSystemTime = EnvironmentEdgeManager.currentTime() + 123456789;<a name="line.756"></a> |
| <span class="sourceLineNo">757</span><a name="line.757"></a> |
| <span class="sourceLineNo">758</span> // write the serverName columns<a name="line.758"></a> |
| <span class="sourceLineNo">759</span> MetaTableAccessor.updateRegionLocation(connection, regionInfoA, sn, 1, serverNameTime);<a name="line.759"></a> |
| <span class="sourceLineNo">760</span><a name="line.760"></a> |
| <span class="sourceLineNo">761</span> // assert that we have the serverName column with expected ts<a name="line.761"></a> |
| <span class="sourceLineNo">762</span> Get get = new Get(mergedRegionInfo.getRegionName());<a name="line.762"></a> |
| <span class="sourceLineNo">763</span> Result result = meta.get(get);<a name="line.763"></a> |
| <span class="sourceLineNo">764</span> Cell serverCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.764"></a> |
| <span class="sourceLineNo">765</span> MetaTableAccessor.getServerColumn(0));<a name="line.765"></a> |
| <span class="sourceLineNo">766</span> Assert.assertNotNull(serverCell);<a name="line.766"></a> |
| <span class="sourceLineNo">767</span> Assert.assertEquals(serverNameTime, serverCell.getTimestamp());<a name="line.767"></a> |
| <span class="sourceLineNo">768</span><a name="line.768"></a> |
| <span class="sourceLineNo">769</span> ManualEnvironmentEdge edge = new ManualEnvironmentEdge();<a name="line.769"></a> |
| <span class="sourceLineNo">770</span> edge.setValue(masterSystemTime);<a name="line.770"></a> |
| <span class="sourceLineNo">771</span> EnvironmentEdgeManager.injectEdge(edge);<a name="line.771"></a> |
| <span class="sourceLineNo">772</span> try {<a name="line.772"></a> |
| <span class="sourceLineNo">773</span> // now merge the regions, effectively deleting the rows for region a and b.<a name="line.773"></a> |
| <span class="sourceLineNo">774</span> MetaTableAccessor.mergeRegions(connection, mergedRegionInfo,<a name="line.774"></a> |
| <span class="sourceLineNo">775</span> getMapOfRegionsToSeqNum(regionInfoA, regionInfoB), sn, 1);<a name="line.775"></a> |
| <span class="sourceLineNo">776</span> } finally {<a name="line.776"></a> |
| <span class="sourceLineNo">777</span> EnvironmentEdgeManager.reset();<a name="line.777"></a> |
| <span class="sourceLineNo">778</span> }<a name="line.778"></a> |
| <span class="sourceLineNo">779</span><a name="line.779"></a> |
| <span class="sourceLineNo">780</span><a name="line.780"></a> |
| <span class="sourceLineNo">781</span> result = meta.get(get);<a name="line.781"></a> |
| <span class="sourceLineNo">782</span> serverCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.782"></a> |
| <span class="sourceLineNo">783</span> MetaTableAccessor.getServerColumn(0));<a name="line.783"></a> |
| <span class="sourceLineNo">784</span> Cell startCodeCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.784"></a> |
| <span class="sourceLineNo">785</span> MetaTableAccessor.getStartCodeColumn(0));<a name="line.785"></a> |
| <span class="sourceLineNo">786</span> Cell seqNumCell = result.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.786"></a> |
| <span class="sourceLineNo">787</span> MetaTableAccessor.getSeqNumColumn(0));<a name="line.787"></a> |
| <span class="sourceLineNo">788</span> Assert.assertNull(serverCell);<a name="line.788"></a> |
| <span class="sourceLineNo">789</span> Assert.assertNull(startCodeCell);<a name="line.789"></a> |
| <span class="sourceLineNo">790</span> Assert.assertNull(seqNumCell);<a name="line.790"></a> |
| <span class="sourceLineNo">791</span> }<a name="line.791"></a> |
| <span class="sourceLineNo">792</span> }<a name="line.792"></a> |
| <span class="sourceLineNo">793</span><a name="line.793"></a> |
| <span class="sourceLineNo">794</span> public static class SpyingRpcSchedulerFactory extends SimpleRpcSchedulerFactory {<a name="line.794"></a> |
| <span class="sourceLineNo">795</span> @Override<a name="line.795"></a> |
| <span class="sourceLineNo">796</span> public RpcScheduler create(Configuration conf, PriorityFunction priority, Abortable server) {<a name="line.796"></a> |
| <span class="sourceLineNo">797</span> final RpcScheduler delegate = super.create(conf, priority, server);<a name="line.797"></a> |
| <span class="sourceLineNo">798</span> return new SpyingRpcScheduler(delegate);<a name="line.798"></a> |
| <span class="sourceLineNo">799</span> }<a name="line.799"></a> |
| <span class="sourceLineNo">800</span> }<a name="line.800"></a> |
| <span class="sourceLineNo">801</span><a name="line.801"></a> |
| <span class="sourceLineNo">802</span> public static class SpyingRpcScheduler extends DelegatingRpcScheduler {<a name="line.802"></a> |
| <span class="sourceLineNo">803</span> long numPriorityCalls = 0;<a name="line.803"></a> |
| <span class="sourceLineNo">804</span><a name="line.804"></a> |
| <span class="sourceLineNo">805</span> public SpyingRpcScheduler(RpcScheduler delegate) {<a name="line.805"></a> |
| <span class="sourceLineNo">806</span> super(delegate);<a name="line.806"></a> |
| <span class="sourceLineNo">807</span> }<a name="line.807"></a> |
| <span class="sourceLineNo">808</span><a name="line.808"></a> |
| <span class="sourceLineNo">809</span> @Override<a name="line.809"></a> |
| <span class="sourceLineNo">810</span> public boolean dispatch(CallRunner task) throws IOException, InterruptedException {<a name="line.810"></a> |
| <span class="sourceLineNo">811</span> int priority = task.getRpcCall().getPriority();<a name="line.811"></a> |
| <span class="sourceLineNo">812</span><a name="line.812"></a> |
| <span class="sourceLineNo">813</span> if (priority > HConstants.QOS_THRESHOLD) {<a name="line.813"></a> |
| <span class="sourceLineNo">814</span> numPriorityCalls++;<a name="line.814"></a> |
| <span class="sourceLineNo">815</span> }<a name="line.815"></a> |
| <span class="sourceLineNo">816</span> return super.dispatch(task);<a name="line.816"></a> |
| <span class="sourceLineNo">817</span> }<a name="line.817"></a> |
| <span class="sourceLineNo">818</span> }<a name="line.818"></a> |
| <span class="sourceLineNo">819</span><a name="line.819"></a> |
| <span class="sourceLineNo">820</span> @Test<a name="line.820"></a> |
| <span class="sourceLineNo">821</span> public void testMetaUpdatesGoToPriorityQueue() throws Exception {<a name="line.821"></a> |
| <span class="sourceLineNo">822</span> // This test has to be end-to-end, and do the verification from the server side<a name="line.822"></a> |
| <span class="sourceLineNo">823</span> Configuration c = UTIL.getConfiguration();<a name="line.823"></a> |
| <span class="sourceLineNo">824</span><a name="line.824"></a> |
| <span class="sourceLineNo">825</span> c.set(RSRpcServices.REGION_SERVER_RPC_SCHEDULER_FACTORY_CLASS,<a name="line.825"></a> |
| <span class="sourceLineNo">826</span> SpyingRpcSchedulerFactory.class.getName());<a name="line.826"></a> |
| <span class="sourceLineNo">827</span><a name="line.827"></a> |
| <span class="sourceLineNo">828</span> // restart so that new config takes place<a name="line.828"></a> |
| <span class="sourceLineNo">829</span> afterClass();<a name="line.829"></a> |
| <span class="sourceLineNo">830</span> beforeClass();<a name="line.830"></a> |
| <span class="sourceLineNo">831</span><a name="line.831"></a> |
| <span class="sourceLineNo">832</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.832"></a> |
| <span class="sourceLineNo">833</span> try (Admin admin = connection.getAdmin();<a name="line.833"></a> |
| <span class="sourceLineNo">834</span> RegionLocator rl = connection.getRegionLocator(tableName)) {<a name="line.834"></a> |
| <span class="sourceLineNo">835</span><a name="line.835"></a> |
| <span class="sourceLineNo">836</span> // create a table and prepare for a manual split<a name="line.836"></a> |
| <span class="sourceLineNo">837</span> UTIL.createTable(tableName, "cf1");<a name="line.837"></a> |
| <span class="sourceLineNo">838</span><a name="line.838"></a> |
| <span class="sourceLineNo">839</span> HRegionLocation loc = rl.getAllRegionLocations().get(0);<a name="line.839"></a> |
| <span class="sourceLineNo">840</span> RegionInfo parent = loc.getRegion();<a name="line.840"></a> |
| <span class="sourceLineNo">841</span> long rid = 1000;<a name="line.841"></a> |
| <span class="sourceLineNo">842</span> byte[] splitKey = Bytes.toBytes("a");<a name="line.842"></a> |
| <span class="sourceLineNo">843</span> RegionInfo splitA = RegionInfoBuilder.newBuilder(parent.getTable())<a name="line.843"></a> |
| <span class="sourceLineNo">844</span> .setStartKey(parent.getStartKey())<a name="line.844"></a> |
| <span class="sourceLineNo">845</span> .setEndKey(splitKey)<a name="line.845"></a> |
| <span class="sourceLineNo">846</span> .setSplit(false)<a name="line.846"></a> |
| <span class="sourceLineNo">847</span> .setRegionId(rid)<a name="line.847"></a> |
| <span class="sourceLineNo">848</span> .build();<a name="line.848"></a> |
| <span class="sourceLineNo">849</span> RegionInfo splitB = RegionInfoBuilder.newBuilder(parent.getTable())<a name="line.849"></a> |
| <span class="sourceLineNo">850</span> .setStartKey(splitKey)<a name="line.850"></a> |
| <span class="sourceLineNo">851</span> .setEndKey(parent.getEndKey())<a name="line.851"></a> |
| <span class="sourceLineNo">852</span> .setSplit(false)<a name="line.852"></a> |
| <span class="sourceLineNo">853</span> .setRegionId(rid)<a name="line.853"></a> |
| <span class="sourceLineNo">854</span> .build();<a name="line.854"></a> |
| <span class="sourceLineNo">855</span><a name="line.855"></a> |
| <span class="sourceLineNo">856</span> // find the meta server<a name="line.856"></a> |
| <span class="sourceLineNo">857</span> MiniHBaseCluster cluster = UTIL.getMiniHBaseCluster();<a name="line.857"></a> |
| <span class="sourceLineNo">858</span> int rsIndex = cluster.getServerWithMeta();<a name="line.858"></a> |
| <span class="sourceLineNo">859</span> HRegionServer rs;<a name="line.859"></a> |
| <span class="sourceLineNo">860</span> if (rsIndex >= 0) {<a name="line.860"></a> |
| <span class="sourceLineNo">861</span> rs = cluster.getRegionServer(rsIndex);<a name="line.861"></a> |
| <span class="sourceLineNo">862</span> } else {<a name="line.862"></a> |
| <span class="sourceLineNo">863</span> // it is in master<a name="line.863"></a> |
| <span class="sourceLineNo">864</span> rs = cluster.getMaster();<a name="line.864"></a> |
| <span class="sourceLineNo">865</span> }<a name="line.865"></a> |
| <span class="sourceLineNo">866</span> SpyingRpcScheduler scheduler = (SpyingRpcScheduler) rs.getRpcServer().getScheduler();<a name="line.866"></a> |
| <span class="sourceLineNo">867</span> long prevCalls = scheduler.numPriorityCalls;<a name="line.867"></a> |
| <span class="sourceLineNo">868</span> MetaTableAccessor.splitRegion(connection, parent, -1L, splitA, splitB, loc.getServerName(),<a name="line.868"></a> |
| <span class="sourceLineNo">869</span> 1);<a name="line.869"></a> |
| <span class="sourceLineNo">870</span><a name="line.870"></a> |
| <span class="sourceLineNo">871</span> Assert.assertTrue(prevCalls < scheduler.numPriorityCalls);<a name="line.871"></a> |
| <span class="sourceLineNo">872</span> }<a name="line.872"></a> |
| <span class="sourceLineNo">873</span> }<a name="line.873"></a> |
| <span class="sourceLineNo">874</span><a name="line.874"></a> |
| <span class="sourceLineNo">875</span> @Test<a name="line.875"></a> |
| <span class="sourceLineNo">876</span> public void testEmptyMetaDaughterLocationDuringSplit() throws IOException {<a name="line.876"></a> |
| <span class="sourceLineNo">877</span> long regionId = System.currentTimeMillis();<a name="line.877"></a> |
| <span class="sourceLineNo">878</span> ServerName serverName0 = ServerName.valueOf("foo", 60010, random.nextLong());<a name="line.878"></a> |
| <span class="sourceLineNo">879</span> RegionInfo parent = RegionInfoBuilder.newBuilder(TableName.valueOf("table_foo"))<a name="line.879"></a> |
| <span class="sourceLineNo">880</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.880"></a> |
| <span class="sourceLineNo">881</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.881"></a> |
| <span class="sourceLineNo">882</span> .setSplit(false)<a name="line.882"></a> |
| <span class="sourceLineNo">883</span> .setRegionId(regionId)<a name="line.883"></a> |
| <span class="sourceLineNo">884</span> .setReplicaId(0)<a name="line.884"></a> |
| <span class="sourceLineNo">885</span> .build();<a name="line.885"></a> |
| <span class="sourceLineNo">886</span> RegionInfo splitA = RegionInfoBuilder.newBuilder(TableName.valueOf("table_foo"))<a name="line.886"></a> |
| <span class="sourceLineNo">887</span> .setStartKey(HConstants.EMPTY_START_ROW)<a name="line.887"></a> |
| <span class="sourceLineNo">888</span> .setEndKey(Bytes.toBytes("a"))<a name="line.888"></a> |
| <span class="sourceLineNo">889</span> .setSplit(false)<a name="line.889"></a> |
| <span class="sourceLineNo">890</span> .setRegionId(regionId + 1)<a name="line.890"></a> |
| <span class="sourceLineNo">891</span> .setReplicaId(0)<a name="line.891"></a> |
| <span class="sourceLineNo">892</span> .build();<a name="line.892"></a> |
| <span class="sourceLineNo">893</span> RegionInfo splitB = RegionInfoBuilder.newBuilder(TableName.valueOf("table_foo"))<a name="line.893"></a> |
| <span class="sourceLineNo">894</span> .setStartKey(Bytes.toBytes("a"))<a name="line.894"></a> |
| <span class="sourceLineNo">895</span> .setEndKey(HConstants.EMPTY_END_ROW)<a name="line.895"></a> |
| <span class="sourceLineNo">896</span> .setSplit(false)<a name="line.896"></a> |
| <span class="sourceLineNo">897</span> .setRegionId(regionId + 1)<a name="line.897"></a> |
| <span class="sourceLineNo">898</span> .setReplicaId(0)<a name="line.898"></a> |
| <span class="sourceLineNo">899</span> .build();<a name="line.899"></a> |
| <span class="sourceLineNo">900</span><a name="line.900"></a> |
| <span class="sourceLineNo">901</span> Table meta = MetaTableAccessor.getMetaHTable(connection);<a name="line.901"></a> |
| <span class="sourceLineNo">902</span> try {<a name="line.902"></a> |
| <span class="sourceLineNo">903</span> List<RegionInfo> regionInfos = Lists.newArrayList(parent);<a name="line.903"></a> |
| <span class="sourceLineNo">904</span> MetaTableAccessor.addRegionsToMeta(connection, regionInfos, 3);<a name="line.904"></a> |
| <span class="sourceLineNo">905</span><a name="line.905"></a> |
| <span class="sourceLineNo">906</span> MetaTableAccessor.splitRegion(connection, parent, -1L, splitA, splitB,<a name="line.906"></a> |
| <span class="sourceLineNo">907</span> serverName0, 3);<a name="line.907"></a> |
| <span class="sourceLineNo">908</span> Get get1 = new Get(splitA.getRegionName());<a name="line.908"></a> |
| <span class="sourceLineNo">909</span> Result resultA = meta.get(get1);<a name="line.909"></a> |
| <span class="sourceLineNo">910</span> Cell serverCellA = resultA.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.910"></a> |
| <span class="sourceLineNo">911</span> MetaTableAccessor.getServerColumn(splitA.getReplicaId()));<a name="line.911"></a> |
| <span class="sourceLineNo">912</span> Cell startCodeCellA = resultA.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.912"></a> |
| <span class="sourceLineNo">913</span> MetaTableAccessor.getStartCodeColumn(splitA.getReplicaId()));<a name="line.913"></a> |
| <span class="sourceLineNo">914</span> Assert.assertNull(serverCellA);<a name="line.914"></a> |
| <span class="sourceLineNo">915</span> Assert.assertNull(startCodeCellA);<a name="line.915"></a> |
| <span class="sourceLineNo">916</span><a name="line.916"></a> |
| <span class="sourceLineNo">917</span> Get get2 = new Get(splitA.getRegionName());<a name="line.917"></a> |
| <span class="sourceLineNo">918</span> Result resultB = meta.get(get2);<a name="line.918"></a> |
| <span class="sourceLineNo">919</span> Cell serverCellB = resultB.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.919"></a> |
| <span class="sourceLineNo">920</span> MetaTableAccessor.getServerColumn(splitB.getReplicaId()));<a name="line.920"></a> |
| <span class="sourceLineNo">921</span> Cell startCodeCellB = resultB.getColumnLatestCell(HConstants.CATALOG_FAMILY,<a name="line.921"></a> |
| <span class="sourceLineNo">922</span> MetaTableAccessor.getStartCodeColumn(splitB.getReplicaId()));<a name="line.922"></a> |
| <span class="sourceLineNo">923</span> Assert.assertNull(serverCellB);<a name="line.923"></a> |
| <span class="sourceLineNo">924</span> Assert.assertNull(startCodeCellB);<a name="line.924"></a> |
| <span class="sourceLineNo">925</span> } finally {<a name="line.925"></a> |
| <span class="sourceLineNo">926</span> if (meta != null) {<a name="line.926"></a> |
| <span class="sourceLineNo">927</span> meta.close();<a name="line.927"></a> |
| <span class="sourceLineNo">928</span> }<a name="line.928"></a> |
| <span class="sourceLineNo">929</span> }<a name="line.929"></a> |
| <span class="sourceLineNo">930</span> }<a name="line.930"></a> |
| <span class="sourceLineNo">931</span><a name="line.931"></a> |
| <span class="sourceLineNo">932</span> @Test<a name="line.932"></a> |
| <span class="sourceLineNo">933</span> public void testScanByRegionEncodedNameExistingRegion() throws Exception {<a name="line.933"></a> |
| <span class="sourceLineNo">934</span> final TableName tableName = TableName.valueOf("testScanByRegionEncodedNameExistingRegion");<a name="line.934"></a> |
| <span class="sourceLineNo">935</span> UTIL.createTable(tableName, "cf");<a name="line.935"></a> |
| <span class="sourceLineNo">936</span> final List<HRegion> regions = UTIL.getHBaseCluster().getRegions(tableName);<a name="line.936"></a> |
| <span class="sourceLineNo">937</span> final String encodedName = regions.get(0).getRegionInfo().getEncodedName();<a name="line.937"></a> |
| <span class="sourceLineNo">938</span> final Result result = MetaTableAccessor.scanByRegionEncodedName(UTIL.getConnection(),<a name="line.938"></a> |
| <span class="sourceLineNo">939</span> encodedName);<a name="line.939"></a> |
| <span class="sourceLineNo">940</span> Assert.assertNotNull(result);<a name="line.940"></a> |
| <span class="sourceLineNo">941</span> Assert.assertTrue(result.advance());<a name="line.941"></a> |
| <span class="sourceLineNo">942</span> final String resultingRowKey = CellUtil.getCellKeyAsString(result.current());<a name="line.942"></a> |
| <span class="sourceLineNo">943</span> Assert.assertTrue(resultingRowKey.contains(encodedName));<a name="line.943"></a> |
| <span class="sourceLineNo">944</span> UTIL.deleteTable(tableName);<a name="line.944"></a> |
| <span class="sourceLineNo">945</span> }<a name="line.945"></a> |
| <span class="sourceLineNo">946</span><a name="line.946"></a> |
| <span class="sourceLineNo">947</span> @Test<a name="line.947"></a> |
| <span class="sourceLineNo">948</span> public void testScanByRegionEncodedNameNonExistingRegion() throws Exception {<a name="line.948"></a> |
| <span class="sourceLineNo">949</span> final String encodedName = "nonexistingregion";<a name="line.949"></a> |
| <span class="sourceLineNo">950</span> final Result result = MetaTableAccessor.scanByRegionEncodedName(UTIL.getConnection(),<a name="line.950"></a> |
| <span class="sourceLineNo">951</span> encodedName);<a name="line.951"></a> |
| <span class="sourceLineNo">952</span> Assert.assertNull(result);<a name="line.952"></a> |
| <span class="sourceLineNo">953</span> }<a name="line.953"></a> |
| <span class="sourceLineNo">954</span>}<a name="line.954"></a> |
| <span class="sourceLineNo">955</span><a name="line.955"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
