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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.regionserver;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertFalse;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.io.IOException;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.ArrayList;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.List;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.SingleProcessHBaseCluster;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.TableName;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Put;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.RegionLocator;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Result;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Table;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.master.HMaster;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.testclassification.RegionServerTests;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.junit.ClassRule;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.junit.Rule;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.junit.Test;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.junit.experimental.categories.Category;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.junit.rules.TestName;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.slf4j.Logger;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.slf4j.LoggerFactory;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span><a name="line.53"></a> |
| <span class="sourceLineNo">054</span>/**<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> * Tests that need to spin up a cluster testing an {@link HRegion}. Use<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> * {@link TestHRegion} if you don't need a cluster, if you can test w/ a<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> * standalone {@link HRegion}.<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> */<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>@Category({RegionServerTests.class, MediumTests.class})<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>public class TestHRegionOnCluster {<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> @ClassRule<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> HBaseClassTestRule.forClass(TestHRegionOnCluster.class);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> private static final Logger LOG = LoggerFactory.getLogger(TestHRegionOnCluster.class);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> private static final HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> @Rule<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> public TestName name = new TestName();<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> @Test<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> public void testDataCorrectnessReplayingRecoveredEdits() throws Exception {<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> final int NUM_RS = 3;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> Admin hbaseAdmin = null;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> TEST_UTIL.startMiniCluster(NUM_RS);<a name="line.76"></a> |
| <span class="sourceLineNo">077</span><a name="line.77"></a> |
| <span class="sourceLineNo">078</span> try {<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> final byte[] FAMILY = Bytes.toBytes("family");<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> SingleProcessHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> HMaster master = cluster.getMaster();<a name="line.82"></a> |
| <span class="sourceLineNo">083</span><a name="line.83"></a> |
| <span class="sourceLineNo">084</span> // Create table<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> TableDescriptor tableDescriptor = TableDescriptorBuilder.newBuilder(tableName)<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(FAMILY)).build();<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> hbaseAdmin = master.getConnection().getAdmin();<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> hbaseAdmin.createTable(tableDescriptor);<a name="line.88"></a> |
| <span class="sourceLineNo">089</span><a name="line.89"></a> |
| <span class="sourceLineNo">090</span> assertTrue(hbaseAdmin.isTableAvailable(tableName));<a name="line.90"></a> |
| <span class="sourceLineNo">091</span><a name="line.91"></a> |
| <span class="sourceLineNo">092</span> // Put data: r1->v1<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> LOG.info("Loading r1 to v1 into " + tableName);<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> Table table = TEST_UTIL.getConnection().getTable(tableName);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> putDataAndVerify(table, "r1", FAMILY, "v1", 1);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> TEST_UTIL.waitUntilAllRegionsAssigned(table.getName());<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> // Move region to target server<a name="line.98"></a> |
| <span class="sourceLineNo">099</span><a name="line.99"></a> |
| <span class="sourceLineNo">100</span> RegionInfo regionInfo;<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> try (RegionLocator locator = TEST_UTIL.getConnection().getRegionLocator(tableName)) {<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> regionInfo = locator.getRegionLocation(Bytes.toBytes("r1")).getRegion();<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> }<a name="line.103"></a> |
| <span class="sourceLineNo">104</span><a name="line.104"></a> |
| <span class="sourceLineNo">105</span> int originServerNum = cluster.getServerWith(regionInfo.getRegionName());<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> HRegionServer originServer = cluster.getRegionServer(originServerNum);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> int targetServerNum = (originServerNum + 1) % NUM_RS;<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> HRegionServer targetServer = cluster.getRegionServer(targetServerNum);<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> assertFalse(originServer.equals(targetServer));<a name="line.109"></a> |
| <span class="sourceLineNo">110</span><a name="line.110"></a> |
| <span class="sourceLineNo">111</span> TEST_UTIL.waitUntilAllRegionsAssigned(table.getName());<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> LOG.info("Moving " + regionInfo.getEncodedName() + " to " + targetServer.getServerName());<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> hbaseAdmin.move(regionInfo.getEncodedNameAsBytes(), targetServer.getServerName());<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> do {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> Thread.sleep(1);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> } while (cluster.getServerWith(regionInfo.getRegionName()) == originServerNum);<a name="line.116"></a> |
| <span class="sourceLineNo">117</span><a name="line.117"></a> |
| <span class="sourceLineNo">118</span> // Put data: r2->v2<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> LOG.info("Loading r2 to v2 into " + tableName);<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> putDataAndVerify(table, "r2", FAMILY, "v2", 2);<a name="line.120"></a> |
| <span class="sourceLineNo">121</span><a name="line.121"></a> |
| <span class="sourceLineNo">122</span> TEST_UTIL.waitUntilAllRegionsAssigned(table.getName());<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> // Move region to origin server<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> LOG.info("Moving " + regionInfo.getEncodedName() + " to " + originServer.getServerName());<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> hbaseAdmin.move(regionInfo.getEncodedNameAsBytes(), originServer.getServerName());<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> do {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> Thread.sleep(1);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> } while (cluster.getServerWith(regionInfo.getRegionName()) == targetServerNum);<a name="line.128"></a> |
| <span class="sourceLineNo">129</span><a name="line.129"></a> |
| <span class="sourceLineNo">130</span> // Put data: r3->v3<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> LOG.info("Loading r3 to v3 into " + tableName);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> putDataAndVerify(table, "r3", FAMILY, "v3", 3);<a name="line.132"></a> |
| <span class="sourceLineNo">133</span><a name="line.133"></a> |
| <span class="sourceLineNo">134</span> // Kill target server<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> LOG.info("Killing target server " + targetServer.getServerName());<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> targetServer.kill();<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> cluster.getRegionServerThreads().get(targetServerNum).join();<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> // Wait until finish processing of shutdown<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> while (master.getServerManager().areDeadServersInProgress()) {<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> Thread.sleep(5);<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> }<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> // Kill origin server<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> LOG.info("Killing origin server " + targetServer.getServerName());<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> originServer.kill();<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> cluster.getRegionServerThreads().get(originServerNum).join();<a name="line.145"></a> |
| <span class="sourceLineNo">146</span><a name="line.146"></a> |
| <span class="sourceLineNo">147</span> // Put data: r4->v4<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> LOG.info("Loading r4 to v4 into " + tableName);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> putDataAndVerify(table, "r4", FAMILY, "v4", 4);<a name="line.149"></a> |
| <span class="sourceLineNo">150</span><a name="line.150"></a> |
| <span class="sourceLineNo">151</span> } finally {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> if (hbaseAdmin != null) hbaseAdmin.close();<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> TEST_UTIL.shutdownMiniCluster();<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> }<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> }<a name="line.155"></a> |
| <span class="sourceLineNo">156</span><a name="line.156"></a> |
| <span class="sourceLineNo">157</span> private void putDataAndVerify(Table table, String row, byte[] family,<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> String value, int verifyNum) throws IOException {<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> System.out.println("=========Putting data :" + row);<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> Put put = new Put(Bytes.toBytes(row));<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> put.addColumn(family, Bytes.toBytes("q1"), Bytes.toBytes(value));<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> table.put(put);<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> ResultScanner resultScanner = table.getScanner(new Scan());<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> List<Result> results = new ArrayList<>();<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> while (true) {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> Result r = resultScanner.next();<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> if (r == null)<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> break;<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> results.add(r);<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> }<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> resultScanner.close();<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> if (results.size() != verifyNum) {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> System.out.println(results);<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> assertEquals(verifyNum, results.size());<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> }<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> |
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