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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.client;</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"></span> |
| <span class="source-line-no">022</span><span id="line-22">import java.io.IOException;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.concurrent.CountDownLatch;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.MasterNotRunningException;</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.Waiter;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.master.procedure.TableProcedureInterface;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.procedure2.Procedure;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.procedure2.ProcedureSuspendedException;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.procedure2.ProcedureYieldException;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.testclassification.MasterTests;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.junit.AfterClass;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.junit.ClassRule;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.junit.Test;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">043</span><span id="line-43"></span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;</span> |
| <span class="source-line-no">045</span><span id="line-45"></span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProcedureResultRequest;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProcedureResultResponse;</span> |
| <span class="source-line-no">048</span><span id="line-48"></span> |
| <span class="source-line-no">049</span><span id="line-49">/**</span> |
| <span class="source-line-no">050</span><span id="line-50"> * Testcase for HBASE-19608.</span> |
| <span class="source-line-no">051</span><span id="line-51"> */</span> |
| <span class="source-line-no">052</span><span id="line-52">@Category({ MasterTests.class, MediumTests.class })</span> |
| <span class="source-line-no">053</span><span id="line-53">public class TestGetProcedureResult {</span> |
| <span class="source-line-no">054</span><span id="line-54"></span> |
| <span class="source-line-no">055</span><span id="line-55"> @ClassRule</span> |
| <span class="source-line-no">056</span><span id="line-56"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">057</span><span id="line-57"> HBaseClassTestRule.forClass(TestGetProcedureResult.class);</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 final HBaseTestingUtil UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">060</span><span id="line-60"></span> |
| <span class="source-line-no">061</span><span id="line-61"> public static final class DummyProcedure extends Procedure<MasterProcedureEnv></span> |
| <span class="source-line-no">062</span><span id="line-62"> implements TableProcedureInterface {</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 final CountDownLatch failureSet = new CountDownLatch(1);</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66"> private final CountDownLatch canRollback = new CountDownLatch(1);</span> |
| <span class="source-line-no">067</span><span id="line-67"></span> |
| <span class="source-line-no">068</span><span id="line-68"> @Override</span> |
| <span class="source-line-no">069</span><span id="line-69"> public TableName getTableName() {</span> |
| <span class="source-line-no">070</span><span id="line-70"> return TableName.valueOf("dummy");</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"> @Override</span> |
| <span class="source-line-no">074</span><span id="line-74"> public TableOperationType getTableOperationType() {</span> |
| <span class="source-line-no">075</span><span id="line-75"> return TableOperationType.READ;</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"> @Override</span> |
| <span class="source-line-no">079</span><span id="line-79"> protected Procedure<MasterProcedureEnv>[] execute(MasterProcedureEnv env)</span> |
| <span class="source-line-no">080</span><span id="line-80"> throws ProcedureYieldException, ProcedureSuspendedException, InterruptedException {</span> |
| <span class="source-line-no">081</span><span id="line-81"> setFailure("dummy", new IOException("inject error"));</span> |
| <span class="source-line-no">082</span><span id="line-82"> failureSet.countDown();</span> |
| <span class="source-line-no">083</span><span id="line-83"> return null;</span> |
| <span class="source-line-no">084</span><span id="line-84"> }</span> |
| <span class="source-line-no">085</span><span id="line-85"></span> |
| <span class="source-line-no">086</span><span id="line-86"> @Override</span> |
| <span class="source-line-no">087</span><span id="line-87"> protected void rollback(MasterProcedureEnv env) throws IOException, InterruptedException {</span> |
| <span class="source-line-no">088</span><span id="line-88"> canRollback.await();</span> |
| <span class="source-line-no">089</span><span id="line-89"> }</span> |
| <span class="source-line-no">090</span><span id="line-90"></span> |
| <span class="source-line-no">091</span><span id="line-91"> @Override</span> |
| <span class="source-line-no">092</span><span id="line-92"> protected boolean abort(MasterProcedureEnv env) {</span> |
| <span class="source-line-no">093</span><span id="line-93"> return false;</span> |
| <span class="source-line-no">094</span><span id="line-94"> }</span> |
| <span class="source-line-no">095</span><span id="line-95"></span> |
| <span class="source-line-no">096</span><span id="line-96"> @Override</span> |
| <span class="source-line-no">097</span><span id="line-97"> protected void serializeStateData(ProcedureStateSerializer serializer) throws IOException {</span> |
| <span class="source-line-no">098</span><span id="line-98"> }</span> |
| <span class="source-line-no">099</span><span id="line-99"></span> |
| <span class="source-line-no">100</span><span id="line-100"> @Override</span> |
| <span class="source-line-no">101</span><span id="line-101"> protected void deserializeStateData(ProcedureStateSerializer serializer) throws IOException {</span> |
| <span class="source-line-no">102</span><span id="line-102"> }</span> |
| <span class="source-line-no">103</span><span id="line-103"> }</span> |
| <span class="source-line-no">104</span><span id="line-104"></span> |
| <span class="source-line-no">105</span><span id="line-105"> @BeforeClass</span> |
| <span class="source-line-no">106</span><span id="line-106"> public static void setUp() throws Exception {</span> |
| <span class="source-line-no">107</span><span id="line-107"> UTIL.startMiniCluster(1);</span> |
| <span class="source-line-no">108</span><span id="line-108"> }</span> |
| <span class="source-line-no">109</span><span id="line-109"></span> |
| <span class="source-line-no">110</span><span id="line-110"> @AfterClass</span> |
| <span class="source-line-no">111</span><span id="line-111"> public static void tearDown() throws Exception {</span> |
| <span class="source-line-no">112</span><span id="line-112"> UTIL.shutdownMiniCluster();</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"> private GetProcedureResultResponse.State getState(long procId)</span> |
| <span class="source-line-no">116</span><span id="line-116"> throws MasterNotRunningException, IOException, ServiceException {</span> |
| <span class="source-line-no">117</span><span id="line-117"> GetProcedureResultResponse resp = UTIL.getMiniHBaseCluster().getMaster().getMasterRpcServices()</span> |
| <span class="source-line-no">118</span><span id="line-118"> .getProcedureResult(null, GetProcedureResultRequest.newBuilder().setProcId(procId).build());</span> |
| <span class="source-line-no">119</span><span id="line-119"> return resp.getState();</span> |
| <span class="source-line-no">120</span><span id="line-120"> }</span> |
| <span class="source-line-no">121</span><span id="line-121"></span> |
| <span class="source-line-no">122</span><span id="line-122"> @Test</span> |
| <span class="source-line-no">123</span><span id="line-123"> public void testRace() throws Exception {</span> |
| <span class="source-line-no">124</span><span id="line-124"> ProcedureExecutor<MasterProcedureEnv> executor =</span> |
| <span class="source-line-no">125</span><span id="line-125"> UTIL.getMiniHBaseCluster().getMaster().getMasterProcedureExecutor();</span> |
| <span class="source-line-no">126</span><span id="line-126"> DummyProcedure p = new DummyProcedure();</span> |
| <span class="source-line-no">127</span><span id="line-127"> long procId = executor.submitProcedure(p);</span> |
| <span class="source-line-no">128</span><span id="line-128"> p.failureSet.await();</span> |
| <span class="source-line-no">129</span><span id="line-129"> assertEquals(GetProcedureResultResponse.State.RUNNING, getState(procId));</span> |
| <span class="source-line-no">130</span><span id="line-130"> p.canRollback.countDown();</span> |
| <span class="source-line-no">131</span><span id="line-131"> UTIL.waitFor(30000, new Waiter.ExplainingPredicate<Exception>() {</span> |
| <span class="source-line-no">132</span><span id="line-132"></span> |
| <span class="source-line-no">133</span><span id="line-133"> @Override</span> |
| <span class="source-line-no">134</span><span id="line-134"> public boolean evaluate() throws Exception {</span> |
| <span class="source-line-no">135</span><span id="line-135"> return getState(procId) == GetProcedureResultResponse.State.FINISHED;</span> |
| <span class="source-line-no">136</span><span id="line-136"> }</span> |
| <span class="source-line-no">137</span><span id="line-137"></span> |
| <span class="source-line-no">138</span><span id="line-138"> @Override</span> |
| <span class="source-line-no">139</span><span id="line-139"> public String explainFailure() throws Exception {</span> |
| <span class="source-line-no">140</span><span id="line-140"> return "Procedure pid=" + procId + " is still in " + getState(procId) + " state, expected "</span> |
| <span class="source-line-no">141</span><span id="line-141"> + GetProcedureResultResponse.State.FINISHED;</span> |
| <span class="source-line-no">142</span><span id="line-142"> }</span> |
| <span class="source-line-no">143</span><span id="line-143"> });</span> |
| <span class="source-line-no">144</span><span id="line-144"> }</span> |
| <span class="source-line-no">145</span><span id="line-145">}</span> |
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| </pre> |
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