| <!DOCTYPE HTML> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc (17) --> |
| <title>Source code</title> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <meta name="description" content="source: package: org.apache.hadoop.hbase.master.assignment, class: TestRegionSplitAndSeparateChildren"> |
| <meta name="generator" content="javadoc/SourceToHTMLConverter"> |
| <link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body class="source-page"> |
| <main role="main"> |
| <div class="source-container"> |
| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.master.assignment;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.apache.hadoop.hbase.master.assignment.AssignmentTestingUtil.insertData;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertNotEquals;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">024</span><span id="line-24"></span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.List;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.Map;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.StartTestingClusterOption;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.client.TableDescriptor;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.master.procedure.MasterProcedureTestingUtility;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.regionserver.HRegion;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.testclassification.MasterTests;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.util.JVMClusterUtil;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.junit.After;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.junit.AfterClass;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.junit.Before;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.junit.ClassRule;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.junit.Rule;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.junit.Test;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.slf4j.Logger;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">056</span><span id="line-56"></span> |
| <span class="source-line-no">057</span><span id="line-57">@Category({ MasterTests.class, MediumTests.class })</span> |
| <span class="source-line-no">058</span><span id="line-58">public class TestRegionSplitAndSeparateChildren {</span> |
| <span class="source-line-no">059</span><span id="line-59"></span> |
| <span class="source-line-no">060</span><span id="line-60"> @ClassRule</span> |
| <span class="source-line-no">061</span><span id="line-61"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">062</span><span id="line-62"> HBaseClassTestRule.forClass(TestRegionSplitAndSeparateChildren.class);</span> |
| <span class="source-line-no">063</span><span id="line-63"></span> |
| <span class="source-line-no">064</span><span id="line-64"> private static final Logger LOG =</span> |
| <span class="source-line-no">065</span><span id="line-65"> LoggerFactory.getLogger(TestRegionSplitAndSeparateChildren.class);</span> |
| <span class="source-line-no">066</span><span id="line-66"></span> |
| <span class="source-line-no">067</span><span id="line-67"> protected static final HBaseTestingUtil UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">068</span><span id="line-68"></span> |
| <span class="source-line-no">069</span><span id="line-69"> private static String columnFamilyName = "cf";</span> |
| <span class="source-line-no">070</span><span id="line-70"></span> |
| <span class="source-line-no">071</span><span id="line-71"> private static final int startRowNum = 11;</span> |
| <span class="source-line-no">072</span><span id="line-72"> private static final int rowCount = 60;</span> |
| <span class="source-line-no">073</span><span id="line-73"></span> |
| <span class="source-line-no">074</span><span id="line-74"> @Rule</span> |
| <span class="source-line-no">075</span><span id="line-75"> public TestName name = new TestName();</span> |
| <span class="source-line-no">076</span><span id="line-76"></span> |
| <span class="source-line-no">077</span><span id="line-77"> private static void setupConf(Configuration conf) {</span> |
| <span class="source-line-no">078</span><span id="line-78"> // enable automatically separate child regions</span> |
| <span class="source-line-no">079</span><span id="line-79"> conf.setBoolean(HConstants.HBASE_ENABLE_SEPARATE_CHILD_REGIONS, true);</span> |
| <span class="source-line-no">080</span><span id="line-80"> }</span> |
| <span class="source-line-no">081</span><span id="line-81"></span> |
| <span class="source-line-no">082</span><span id="line-82"> @BeforeClass</span> |
| <span class="source-line-no">083</span><span id="line-83"> public static void setupCluster() throws Exception {</span> |
| <span class="source-line-no">084</span><span id="line-84"> setupConf(UTIL.getConfiguration());</span> |
| <span class="source-line-no">085</span><span id="line-85"> StartTestingClusterOption option =</span> |
| <span class="source-line-no">086</span><span id="line-86"> StartTestingClusterOption.builder().numMasters(1).numRegionServers(3).numDataNodes(3).build();</span> |
| <span class="source-line-no">087</span><span id="line-87"> UTIL.startMiniCluster(option);</span> |
| <span class="source-line-no">088</span><span id="line-88"> }</span> |
| <span class="source-line-no">089</span><span id="line-89"></span> |
| <span class="source-line-no">090</span><span id="line-90"> @AfterClass</span> |
| <span class="source-line-no">091</span><span id="line-91"> public static void cleanupTest() throws Exception {</span> |
| <span class="source-line-no">092</span><span id="line-92"> try {</span> |
| <span class="source-line-no">093</span><span id="line-93"> UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">094</span><span id="line-94"> } catch (Exception e) {</span> |
| <span class="source-line-no">095</span><span id="line-95"> LOG.warn("failure shutting down cluster", e);</span> |
| <span class="source-line-no">096</span><span id="line-96"> }</span> |
| <span class="source-line-no">097</span><span id="line-97"> }</span> |
| <span class="source-line-no">098</span><span id="line-98"></span> |
| <span class="source-line-no">099</span><span id="line-99"> @Before</span> |
| <span class="source-line-no">100</span><span id="line-100"> public void setup() throws Exception {</span> |
| <span class="source-line-no">101</span><span id="line-101"> // Turn off the meta scanner so it don't remove parent on us.</span> |
| <span class="source-line-no">102</span><span id="line-102"> UTIL.getHBaseCluster().getMaster().setCatalogJanitorEnabled(false);</span> |
| <span class="source-line-no">103</span><span id="line-103"> // Disable compaction.</span> |
| <span class="source-line-no">104</span><span id="line-104"> for (int i = 0; i < UTIL.getHBaseCluster().getLiveRegionServerThreads().size(); i++) {</span> |
| <span class="source-line-no">105</span><span id="line-105"> UTIL.getHBaseCluster().getRegionServer(i).getCompactSplitThread().switchCompaction(false);</span> |
| <span class="source-line-no">106</span><span id="line-106"> }</span> |
| <span class="source-line-no">107</span><span id="line-107"> }</span> |
| <span class="source-line-no">108</span><span id="line-108"></span> |
| <span class="source-line-no">109</span><span id="line-109"> @After</span> |
| <span class="source-line-no">110</span><span id="line-110"> public void tearDown() throws Exception {</span> |
| <span class="source-line-no">111</span><span id="line-111"> for (TableDescriptor htd : UTIL.getAdmin().listTableDescriptors()) {</span> |
| <span class="source-line-no">112</span><span id="line-112"> UTIL.deleteTable(htd.getTableName());</span> |
| <span class="source-line-no">113</span><span id="line-113"> }</span> |
| <span class="source-line-no">114</span><span id="line-114"> }</span> |
| <span class="source-line-no">115</span><span id="line-115"></span> |
| <span class="source-line-no">116</span><span id="line-116"> @Test</span> |
| <span class="source-line-no">117</span><span id="line-117"> public void testSplitTableRegionAndSeparateChildRegions() throws Exception {</span> |
| <span class="source-line-no">118</span><span id="line-118"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">119</span><span id="line-119"> final ProcedureExecutor<MasterProcedureEnv> procExec = getMasterProcedureExecutor();</span> |
| <span class="source-line-no">120</span><span id="line-120"></span> |
| <span class="source-line-no">121</span><span id="line-121"> RegionInfo[] regions =</span> |
| <span class="source-line-no">122</span><span id="line-122"> MasterProcedureTestingUtility.createTable(procExec, tableName, null, columnFamilyName);</span> |
| <span class="source-line-no">123</span><span id="line-123"> insertData(UTIL, tableName, rowCount, startRowNum, columnFamilyName);</span> |
| <span class="source-line-no">124</span><span id="line-124"> int splitRowNum = startRowNum + rowCount / 2;</span> |
| <span class="source-line-no">125</span><span id="line-125"> byte[] splitKey = Bytes.toBytes("" + splitRowNum);</span> |
| <span class="source-line-no">126</span><span id="line-126"></span> |
| <span class="source-line-no">127</span><span id="line-127"> assertTrue("not able to find a splittable region", regions != null);</span> |
| <span class="source-line-no">128</span><span id="line-128"> assertTrue("not able to find a splittable region", regions.length == 1);</span> |
| <span class="source-line-no">129</span><span id="line-129"></span> |
| <span class="source-line-no">130</span><span id="line-130"> // Split region of the table</span> |
| <span class="source-line-no">131</span><span id="line-131"> long procId = procExec.submitProcedure(</span> |
| <span class="source-line-no">132</span><span id="line-132"> new SplitTableRegionProcedure(procExec.getEnvironment(), regions[0], splitKey));</span> |
| <span class="source-line-no">133</span><span id="line-133"> // Wait the completion</span> |
| <span class="source-line-no">134</span><span id="line-134"> ProcedureTestingUtility.waitProcedure(procExec, procId);</span> |
| <span class="source-line-no">135</span><span id="line-135"> ProcedureTestingUtility.assertProcNotFailed(procExec, procId);</span> |
| <span class="source-line-no">136</span><span id="line-136"></span> |
| <span class="source-line-no">137</span><span id="line-137"> assertTrue("not able to split table", UTIL.getHBaseCluster().getRegions(tableName).size() == 2);</span> |
| <span class="source-line-no">138</span><span id="line-138"></span> |
| <span class="source-line-no">139</span><span id="line-139"> // disable table</span> |
| <span class="source-line-no">140</span><span id="line-140"> UTIL.getAdmin().disableTable(tableName);</span> |
| <span class="source-line-no">141</span><span id="line-141"> Thread.sleep(500);</span> |
| <span class="source-line-no">142</span><span id="line-142"></span> |
| <span class="source-line-no">143</span><span id="line-143"> // stop master</span> |
| <span class="source-line-no">144</span><span id="line-144"> UTIL.getHBaseCluster().stopMaster(0);</span> |
| <span class="source-line-no">145</span><span id="line-145"> UTIL.getHBaseCluster().waitOnMaster(0);</span> |
| <span class="source-line-no">146</span><span id="line-146"> Thread.sleep(500);</span> |
| <span class="source-line-no">147</span><span id="line-147"></span> |
| <span class="source-line-no">148</span><span id="line-148"> // restart master</span> |
| <span class="source-line-no">149</span><span id="line-149"> JVMClusterUtil.MasterThread t = UTIL.getHBaseCluster().startMaster();</span> |
| <span class="source-line-no">150</span><span id="line-150"> Thread.sleep(500);</span> |
| <span class="source-line-no">151</span><span id="line-151"></span> |
| <span class="source-line-no">152</span><span id="line-152"> UTIL.invalidateConnection();</span> |
| <span class="source-line-no">153</span><span id="line-153"> // enable table</span> |
| <span class="source-line-no">154</span><span id="line-154"> UTIL.getAdmin().enableTable(tableName);</span> |
| <span class="source-line-no">155</span><span id="line-155"> Thread.sleep(500);</span> |
| <span class="source-line-no">156</span><span id="line-156"></span> |
| <span class="source-line-no">157</span><span id="line-157"> List<HRegion> tableRegions = UTIL.getHBaseCluster().getRegions(tableName);</span> |
| <span class="source-line-no">158</span><span id="line-158"> assertEquals("Table region not correct.", 2, tableRegions.size());</span> |
| <span class="source-line-no">159</span><span id="line-159"> Map<RegionInfo, ServerName> regionInfoMap = UTIL.getHBaseCluster().getMaster()</span> |
| <span class="source-line-no">160</span><span id="line-160"> .getAssignmentManager().getRegionStates().getRegionAssignments();</span> |
| <span class="source-line-no">161</span><span id="line-161"> assertNotEquals(regionInfoMap.get(tableRegions.get(0).getRegionInfo()),</span> |
| <span class="source-line-no">162</span><span id="line-162"> regionInfoMap.get(tableRegions.get(1).getRegionInfo()));</span> |
| <span class="source-line-no">163</span><span id="line-163"> }</span> |
| <span class="source-line-no">164</span><span id="line-164"></span> |
| <span class="source-line-no">165</span><span id="line-165"> private ProcedureExecutor<MasterProcedureEnv> getMasterProcedureExecutor() {</span> |
| <span class="source-line-no">166</span><span id="line-166"> return UTIL.getHBaseCluster().getMaster().getMasterProcedureExecutor();</span> |
| <span class="source-line-no">167</span><span id="line-167"> }</span> |
| <span class="source-line-no">168</span><span id="line-168">}</span> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
