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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.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.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertFalse;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">023</span><span id="line-23"></span> |
| <span class="source-line-no">024</span><span id="line-24">import java.io.IOException;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.master.HMaster;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.master.procedure.MasterProcedureConstants;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.master.procedure.MasterProcedureTestingUtility;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.regionserver.HRegion;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.regionserver.HRegionServer;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.testclassification.MasterTests;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.junit.After;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.junit.AfterClass;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.junit.Before;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.junit.ClassRule;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.junit.Rule;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.junit.Test;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">049</span><span id="line-49"></span> |
| <span class="source-line-no">050</span><span id="line-50">@Category({ MasterTests.class, MediumTests.class })</span> |
| <span class="source-line-no">051</span><span id="line-51">public class TestTransitRegionStateProcedure {</span> |
| <span class="source-line-no">052</span><span id="line-52"></span> |
| <span class="source-line-no">053</span><span id="line-53"> @ClassRule</span> |
| <span class="source-line-no">054</span><span id="line-54"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">055</span><span id="line-55"> HBaseClassTestRule.forClass(TestTransitRegionStateProcedure.class);</span> |
| <span class="source-line-no">056</span><span id="line-56"></span> |
| <span class="source-line-no">057</span><span id="line-57"> private static HBaseTestingUtil UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">058</span><span id="line-58"></span> |
| <span class="source-line-no">059</span><span id="line-59"> private static byte[] CF = Bytes.toBytes("cf");</span> |
| <span class="source-line-no">060</span><span id="line-60"></span> |
| <span class="source-line-no">061</span><span id="line-61"> @Rule</span> |
| <span class="source-line-no">062</span><span id="line-62"> public TestName name = new TestName();</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 TableName tableName;</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66"> @BeforeClass</span> |
| <span class="source-line-no">067</span><span id="line-67"> public static void setUpBeforeClass() throws Exception {</span> |
| <span class="source-line-no">068</span><span id="line-68"> UTIL.getConfiguration().setInt(MasterProcedureConstants.MASTER_PROCEDURE_THREADS, 1);</span> |
| <span class="source-line-no">069</span><span id="line-69"> UTIL.startMiniCluster(3);</span> |
| <span class="source-line-no">070</span><span id="line-70"> UTIL.getAdmin().balancerSwitch(false, true);</span> |
| <span class="source-line-no">071</span><span id="line-71"> }</span> |
| <span class="source-line-no">072</span><span id="line-72"></span> |
| <span class="source-line-no">073</span><span id="line-73"> @AfterClass</span> |
| <span class="source-line-no">074</span><span id="line-74"> public static void tearDownAfterClass() throws Exception {</span> |
| <span class="source-line-no">075</span><span id="line-75"> UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">076</span><span id="line-76"> }</span> |
| <span class="source-line-no">077</span><span id="line-77"></span> |
| <span class="source-line-no">078</span><span id="line-78"> @Before</span> |
| <span class="source-line-no">079</span><span id="line-79"> public void setUp() throws IOException, InterruptedException {</span> |
| <span class="source-line-no">080</span><span id="line-80"> tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">081</span><span id="line-81"> UTIL.createTable(tableName, CF);</span> |
| <span class="source-line-no">082</span><span id="line-82"> UTIL.waitTableAvailable(tableName);</span> |
| <span class="source-line-no">083</span><span id="line-83"> }</span> |
| <span class="source-line-no">084</span><span id="line-84"></span> |
| <span class="source-line-no">085</span><span id="line-85"> private void resetProcExecutorTestingKillFlag() {</span> |
| <span class="source-line-no">086</span><span id="line-86"> ProcedureExecutor<MasterProcedureEnv> procExec =</span> |
| <span class="source-line-no">087</span><span id="line-87"> UTIL.getHBaseCluster().getMaster().getMasterProcedureExecutor();</span> |
| <span class="source-line-no">088</span><span id="line-88"> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, false);</span> |
| <span class="source-line-no">089</span><span id="line-89"> assertTrue("expected executor to be running", procExec.isRunning());</span> |
| <span class="source-line-no">090</span><span id="line-90"> }</span> |
| <span class="source-line-no">091</span><span id="line-91"></span> |
| <span class="source-line-no">092</span><span id="line-92"> @After</span> |
| <span class="source-line-no">093</span><span id="line-93"> public void tearDown() throws IOException {</span> |
| <span class="source-line-no">094</span><span id="line-94"> resetProcExecutorTestingKillFlag();</span> |
| <span class="source-line-no">095</span><span id="line-95"> UTIL.deleteTable(tableName);</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"> private void testRecoveryAndDoubleExcution(TransitRegionStateProcedure proc) throws Exception {</span> |
| <span class="source-line-no">099</span><span id="line-99"> HMaster master = UTIL.getHBaseCluster().getMaster();</span> |
| <span class="source-line-no">100</span><span id="line-100"> AssignmentManager am = master.getAssignmentManager();</span> |
| <span class="source-line-no">101</span><span id="line-101"> RegionStateNode regionNode = am.getRegionStates().getRegionStateNode(proc.getRegion());</span> |
| <span class="source-line-no">102</span><span id="line-102"> assertFalse(regionNode.isInTransition());</span> |
| <span class="source-line-no">103</span><span id="line-103"> regionNode.setProcedure(proc);</span> |
| <span class="source-line-no">104</span><span id="line-104"> assertTrue(regionNode.isInTransition());</span> |
| <span class="source-line-no">105</span><span id="line-105"> ProcedureExecutor<MasterProcedureEnv> procExec = master.getMasterProcedureExecutor();</span> |
| <span class="source-line-no">106</span><span id="line-106"> ProcedureTestingUtility.setKillAndToggleBeforeStoreUpdate(procExec, true);</span> |
| <span class="source-line-no">107</span><span id="line-107"> long procId = procExec.submitProcedure(proc);</span> |
| <span class="source-line-no">108</span><span id="line-108"> MasterProcedureTestingUtility.testRecoveryAndDoubleExecution(procExec, procId);</span> |
| <span class="source-line-no">109</span><span id="line-109"> regionNode = am.getRegionStates().getRegionStateNode(proc.getRegion());</span> |
| <span class="source-line-no">110</span><span id="line-110"> assertFalse(regionNode.isInTransition());</span> |
| <span class="source-line-no">111</span><span id="line-111"> }</span> |
| <span class="source-line-no">112</span><span id="line-112"></span> |
| <span class="source-line-no">113</span><span id="line-113"> @Test</span> |
| <span class="source-line-no">114</span><span id="line-114"> public void testRecoveryAndDoubleExecutionMove() throws Exception {</span> |
| <span class="source-line-no">115</span><span id="line-115"> MasterProcedureEnv env =</span> |
| <span class="source-line-no">116</span><span id="line-116"> UTIL.getMiniHBaseCluster().getMaster().getMasterProcedureExecutor().getEnvironment();</span> |
| <span class="source-line-no">117</span><span id="line-117"> HRegion region = UTIL.getMiniHBaseCluster().getRegions(tableName).get(0);</span> |
| <span class="source-line-no">118</span><span id="line-118"> long openSeqNum = region.getOpenSeqNum();</span> |
| <span class="source-line-no">119</span><span id="line-119"> TransitRegionStateProcedure proc =</span> |
| <span class="source-line-no">120</span><span id="line-120"> TransitRegionStateProcedure.move(env, region.getRegionInfo(), null);</span> |
| <span class="source-line-no">121</span><span id="line-121"> testRecoveryAndDoubleExcution(proc);</span> |
| <span class="source-line-no">122</span><span id="line-122"> HRegion region2 = UTIL.getMiniHBaseCluster().getRegions(tableName).get(0);</span> |
| <span class="source-line-no">123</span><span id="line-123"> long openSeqNum2 = region2.getOpenSeqNum();</span> |
| <span class="source-line-no">124</span><span id="line-124"> // confirm that the region is successfully opened</span> |
| <span class="source-line-no">125</span><span id="line-125"> assertTrue(openSeqNum2 > openSeqNum);</span> |
| <span class="source-line-no">126</span><span id="line-126"> }</span> |
| <span class="source-line-no">127</span><span id="line-127"></span> |
| <span class="source-line-no">128</span><span id="line-128"> @Test</span> |
| <span class="source-line-no">129</span><span id="line-129"> public void testRecoveryAndDoubleExecutionReopen() throws Exception {</span> |
| <span class="source-line-no">130</span><span id="line-130"> MasterProcedureEnv env =</span> |
| <span class="source-line-no">131</span><span id="line-131"> UTIL.getMiniHBaseCluster().getMaster().getMasterProcedureExecutor().getEnvironment();</span> |
| <span class="source-line-no">132</span><span id="line-132"> HRegionServer rs = UTIL.getRSForFirstRegionInTable(tableName);</span> |
| <span class="source-line-no">133</span><span id="line-133"> HRegion region = rs.getRegions(tableName).get(0);</span> |
| <span class="source-line-no">134</span><span id="line-134"> region.addReadRequestsCount(1);</span> |
| <span class="source-line-no">135</span><span id="line-135"> region.addWriteRequestsCount(2);</span> |
| <span class="source-line-no">136</span><span id="line-136"> long openSeqNum = region.getOpenSeqNum();</span> |
| <span class="source-line-no">137</span><span id="line-137"> TransitRegionStateProcedure proc =</span> |
| <span class="source-line-no">138</span><span id="line-138"> TransitRegionStateProcedure.reopen(env, region.getRegionInfo());</span> |
| <span class="source-line-no">139</span><span id="line-139"> testRecoveryAndDoubleExcution(proc);</span> |
| <span class="source-line-no">140</span><span id="line-140"> // should still be on the same RS</span> |
| <span class="source-line-no">141</span><span id="line-141"> HRegion region2 = rs.getRegions(tableName).get(0);</span> |
| <span class="source-line-no">142</span><span id="line-142"> long openSeqNum2 = region2.getOpenSeqNum();</span> |
| <span class="source-line-no">143</span><span id="line-143"> // confirm that the region is successfully opened</span> |
| <span class="source-line-no">144</span><span id="line-144"> assertTrue(openSeqNum2 > openSeqNum);</span> |
| <span class="source-line-no">145</span><span id="line-145"> // we check the available by scan after table created,</span> |
| <span class="source-line-no">146</span><span id="line-146"> // so the readRequestsCount should be 2 here</span> |
| <span class="source-line-no">147</span><span id="line-147"> assertEquals(2, region2.getReadRequestsCount());</span> |
| <span class="source-line-no">148</span><span id="line-148"> assertEquals(2, region2.getWriteRequestsCount());</span> |
| <span class="source-line-no">149</span><span id="line-149"> }</span> |
| <span class="source-line-no">150</span><span id="line-150"></span> |
| <span class="source-line-no">151</span><span id="line-151"> @Test</span> |
| <span class="source-line-no">152</span><span id="line-152"> public void testRecoveryAndDoubleExecutionUnassignAndAssign() throws Exception {</span> |
| <span class="source-line-no">153</span><span id="line-153"> HMaster master = UTIL.getMiniHBaseCluster().getMaster();</span> |
| <span class="source-line-no">154</span><span id="line-154"> MasterProcedureEnv env = master.getMasterProcedureExecutor().getEnvironment();</span> |
| <span class="source-line-no">155</span><span id="line-155"> HRegion region = UTIL.getMiniHBaseCluster().getRegions(tableName).get(0);</span> |
| <span class="source-line-no">156</span><span id="line-156"> RegionInfo regionInfo = region.getRegionInfo();</span> |
| <span class="source-line-no">157</span><span id="line-157"> long openSeqNum = region.getOpenSeqNum();</span> |
| <span class="source-line-no">158</span><span id="line-158"> TransitRegionStateProcedure unassign = TransitRegionStateProcedure.unassign(env, regionInfo);</span> |
| <span class="source-line-no">159</span><span id="line-159"> testRecoveryAndDoubleExcution(unassign);</span> |
| <span class="source-line-no">160</span><span id="line-160"> AssignmentManager am = master.getAssignmentManager();</span> |
| <span class="source-line-no">161</span><span id="line-161"> assertTrue(am.getRegionStates().getRegionState(regionInfo).isClosed());</span> |
| <span class="source-line-no">162</span><span id="line-162"></span> |
| <span class="source-line-no">163</span><span id="line-163"> TransitRegionStateProcedure assign = TransitRegionStateProcedure.assign(env, regionInfo, null);</span> |
| <span class="source-line-no">164</span><span id="line-164"> testRecoveryAndDoubleExcution(assign);</span> |
| <span class="source-line-no">165</span><span id="line-165"></span> |
| <span class="source-line-no">166</span><span id="line-166"> HRegion region2 = UTIL.getMiniHBaseCluster().getRegions(tableName).get(0);</span> |
| <span class="source-line-no">167</span><span id="line-167"> long openSeqNum2 = region2.getOpenSeqNum();</span> |
| <span class="source-line-no">168</span><span id="line-168"> // confirm that the region is successfully opened</span> |
| <span class="source-line-no">169</span><span id="line-169"> assertTrue(openSeqNum2 > openSeqNum);</span> |
| <span class="source-line-no">170</span><span id="line-170"> }</span> |
| <span class="source-line-no">171</span><span id="line-171">}</span> |
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| </div> |
| </main> |
| </body> |
| </html> |
