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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.regionserver;</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.client.TableDescriptorBuilder.SPLIT_POLICY;</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.assertFalse;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertNotEquals;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.junit.Assert.assertNotNull;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.junit.Assert.assertNotSame;</span> |
| <span class="source-line-no">026</span><span id="line-26">import static org.junit.Assert.assertNull;</span> |
| <span class="source-line-no">027</span><span id="line-27">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">028</span><span id="line-28">import static org.junit.Assert.fail;</span> |
| <span class="source-line-no">029</span><span id="line-29"></span> |
| <span class="source-line-no">030</span><span id="line-30">import java.io.IOException;</span> |
| <span class="source-line-no">031</span><span id="line-31">import java.lang.reflect.Field;</span> |
| <span class="source-line-no">032</span><span id="line-32">import java.util.ArrayList;</span> |
| <span class="source-line-no">033</span><span id="line-33">import java.util.Collection;</span> |
| <span class="source-line-no">034</span><span id="line-34">import java.util.List;</span> |
| <span class="source-line-no">035</span><span id="line-35">import java.util.Map;</span> |
| <span class="source-line-no">036</span><span id="line-36">import java.util.Optional;</span> |
| <span class="source-line-no">037</span><span id="line-37">import java.util.concurrent.CountDownLatch;</span> |
| <span class="source-line-no">038</span><span id="line-38">import java.util.concurrent.ExecutionException;</span> |
| <span class="source-line-no">039</span><span id="line-39">import java.util.concurrent.TimeUnit;</span> |
| <span class="source-line-no">040</span><span id="line-40">import java.util.concurrent.TimeoutException;</span> |
| <span class="source-line-no">041</span><span id="line-41">import java.util.concurrent.atomic.AtomicBoolean;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.fs.FileSystem;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.CellComparator;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.Coprocessor;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.CoprocessorEnvironment;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.DoNotRetryIOException;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.MasterNotRunningException;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.PrivateCellUtil;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.SingleProcessHBaseCluster;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.StartTestingClusterOption;</span> |
| <span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">058</span><span id="line-58">import org.apache.hadoop.hbase.ZooKeeperConnectionException;</span> |
| <span class="source-line-no">059</span><span id="line-59">import org.apache.hadoop.hbase.client.Admin;</span> |
| <span class="source-line-no">060</span><span id="line-60">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span> |
| <span class="source-line-no">061</span><span id="line-61">import org.apache.hadoop.hbase.client.Consistency;</span> |
| <span class="source-line-no">062</span><span id="line-62">import org.apache.hadoop.hbase.client.Delete;</span> |
| <span class="source-line-no">063</span><span id="line-63">import org.apache.hadoop.hbase.client.DoNotRetryRegionException;</span> |
| <span class="source-line-no">064</span><span id="line-64">import org.apache.hadoop.hbase.client.Get;</span> |
| <span class="source-line-no">065</span><span id="line-65">import org.apache.hadoop.hbase.client.Mutation;</span> |
| <span class="source-line-no">066</span><span id="line-66">import org.apache.hadoop.hbase.client.Put;</span> |
| <span class="source-line-no">067</span><span id="line-67">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">068</span><span id="line-68">import org.apache.hadoop.hbase.client.Result;</span> |
| <span class="source-line-no">069</span><span id="line-69">import org.apache.hadoop.hbase.client.ResultScanner;</span> |
| <span class="source-line-no">070</span><span id="line-70">import org.apache.hadoop.hbase.client.Scan;</span> |
| <span class="source-line-no">071</span><span id="line-71">import org.apache.hadoop.hbase.client.Table;</span> |
| <span class="source-line-no">072</span><span id="line-72">import org.apache.hadoop.hbase.client.TableDescriptor;</span> |
| <span class="source-line-no">073</span><span id="line-73">import org.apache.hadoop.hbase.client.TableDescriptorBuilder;</span> |
| <span class="source-line-no">074</span><span id="line-74">import org.apache.hadoop.hbase.client.TestReplicasClient.SlowMeCopro;</span> |
| <span class="source-line-no">075</span><span id="line-75">import org.apache.hadoop.hbase.coprocessor.MasterCoprocessor;</span> |
| <span class="source-line-no">076</span><span id="line-76">import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;</span> |
| <span class="source-line-no">077</span><span id="line-77">import org.apache.hadoop.hbase.coprocessor.MasterObserver;</span> |
| <span class="source-line-no">078</span><span id="line-78">import org.apache.hadoop.hbase.coprocessor.ObserverContext;</span> |
| <span class="source-line-no">079</span><span id="line-79">import org.apache.hadoop.hbase.io.HFileLink;</span> |
| <span class="source-line-no">080</span><span id="line-80">import org.apache.hadoop.hbase.io.Reference;</span> |
| <span class="source-line-no">081</span><span id="line-81">import org.apache.hadoop.hbase.master.HMaster;</span> |
| <span class="source-line-no">082</span><span id="line-82">import org.apache.hadoop.hbase.master.MasterRpcServices;</span> |
| <span class="source-line-no">083</span><span id="line-83">import org.apache.hadoop.hbase.master.RegionState;</span> |
| <span class="source-line-no">084</span><span id="line-84">import org.apache.hadoop.hbase.master.RegionState.State;</span> |
| <span class="source-line-no">085</span><span id="line-85">import org.apache.hadoop.hbase.master.assignment.AssignmentManager;</span> |
| <span class="source-line-no">086</span><span id="line-86">import org.apache.hadoop.hbase.master.assignment.AssignmentTestingUtil;</span> |
| <span class="source-line-no">087</span><span id="line-87">import org.apache.hadoop.hbase.master.assignment.RegionStateNode;</span> |
| <span class="source-line-no">088</span><span id="line-88">import org.apache.hadoop.hbase.master.assignment.RegionStates;</span> |
| <span class="source-line-no">089</span><span id="line-89">import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;</span> |
| <span class="source-line-no">090</span><span id="line-90">import org.apache.hadoop.hbase.regionserver.compactions.CompactionContext;</span> |
| <span class="source-line-no">091</span><span id="line-91">import org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker;</span> |
| <span class="source-line-no">092</span><span id="line-92">import org.apache.hadoop.hbase.regionserver.throttle.NoLimitThroughputController;</span> |
| <span class="source-line-no">093</span><span id="line-93">import org.apache.hadoop.hbase.testclassification.LargeTests;</span> |
| <span class="source-line-no">094</span><span id="line-94">import org.apache.hadoop.hbase.testclassification.RegionServerTests;</span> |
| <span class="source-line-no">095</span><span id="line-95">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">096</span><span id="line-96">import org.apache.hadoop.hbase.util.CommonFSUtils;</span> |
| <span class="source-line-no">097</span><span id="line-97">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span> |
| <span class="source-line-no">098</span><span id="line-98">import org.apache.hadoop.hbase.util.FSUtils;</span> |
| <span class="source-line-no">099</span><span id="line-99">import org.apache.hadoop.hbase.util.FutureUtils;</span> |
| <span class="source-line-no">100</span><span id="line-100">import org.apache.hadoop.hbase.util.HBaseFsck;</span> |
| <span class="source-line-no">101</span><span id="line-101">import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;</span> |
| <span class="source-line-no">102</span><span id="line-102">import org.apache.hadoop.hbase.util.Threads;</span> |
| <span class="source-line-no">103</span><span id="line-103">import org.apache.zookeeper.KeeperException;</span> |
| <span class="source-line-no">104</span><span id="line-104">import org.apache.zookeeper.KeeperException.NodeExistsException;</span> |
| <span class="source-line-no">105</span><span id="line-105">import org.junit.After;</span> |
| <span class="source-line-no">106</span><span id="line-106">import org.junit.AfterClass;</span> |
| <span class="source-line-no">107</span><span id="line-107">import org.junit.Assert;</span> |
| <span class="source-line-no">108</span><span id="line-108">import org.junit.Before;</span> |
| <span class="source-line-no">109</span><span id="line-109">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">110</span><span id="line-110">import org.junit.ClassRule;</span> |
| <span class="source-line-no">111</span><span id="line-111">import org.junit.Rule;</span> |
| <span class="source-line-no">112</span><span id="line-112">import org.junit.Test;</span> |
| <span class="source-line-no">113</span><span id="line-113">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">114</span><span id="line-114">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">115</span><span id="line-115">import org.mockito.Mockito;</span> |
| <span class="source-line-no">116</span><span id="line-116">import org.slf4j.Logger;</span> |
| <span class="source-line-no">117</span><span id="line-117">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">118</span><span id="line-118"></span> |
| <span class="source-line-no">119</span><span id="line-119">import org.apache.hbase.thirdparty.com.google.common.io.Closeables;</span> |
| <span class="source-line-no">120</span><span id="line-120">import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;</span> |
| <span class="source-line-no">121</span><span id="line-121">import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span> |
| <span class="source-line-no">124</span><span id="line-124">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode;</span> |
| <span class="source-line-no">125</span><span id="line-125">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionRequest;</span> |
| <span class="source-line-no">126</span><span id="line-126">import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionResponse;</span> |
| <span class="source-line-no">127</span><span id="line-127"></span> |
| <span class="source-line-no">128</span><span id="line-128">/**</span> |
| <span class="source-line-no">129</span><span id="line-129"> * The below tests are testing split region against a running cluster</span> |
| <span class="source-line-no">130</span><span id="line-130"> */</span> |
| <span class="source-line-no">131</span><span id="line-131">@Category({ RegionServerTests.class, LargeTests.class })</span> |
| <span class="source-line-no">132</span><span id="line-132">public class TestSplitTransactionOnCluster {</span> |
| <span class="source-line-no">133</span><span id="line-133"></span> |
| <span class="source-line-no">134</span><span id="line-134"> @ClassRule</span> |
| <span class="source-line-no">135</span><span id="line-135"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">136</span><span id="line-136"> HBaseClassTestRule.forClass(TestSplitTransactionOnCluster.class);</span> |
| <span class="source-line-no">137</span><span id="line-137"></span> |
| <span class="source-line-no">138</span><span id="line-138"> private static final Logger LOG = LoggerFactory.getLogger(TestSplitTransactionOnCluster.class);</span> |
| <span class="source-line-no">139</span><span id="line-139"> private Admin admin = null;</span> |
| <span class="source-line-no">140</span><span id="line-140"> private SingleProcessHBaseCluster cluster = null;</span> |
| <span class="source-line-no">141</span><span id="line-141"> private static final int NB_SERVERS = 3;</span> |
| <span class="source-line-no">142</span><span id="line-142"></span> |
| <span class="source-line-no">143</span><span id="line-143"> static final HBaseTestingUtil TESTING_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">144</span><span id="line-144"></span> |
| <span class="source-line-no">145</span><span id="line-145"> @Rule</span> |
| <span class="source-line-no">146</span><span id="line-146"> public TestName name = new TestName();</span> |
| <span class="source-line-no">147</span><span id="line-147"></span> |
| <span class="source-line-no">148</span><span id="line-148"> @BeforeClass</span> |
| <span class="source-line-no">149</span><span id="line-149"> public static void before() throws Exception {</span> |
| <span class="source-line-no">150</span><span id="line-150"> TESTING_UTIL.getConfiguration().setInt(HConstants.HBASE_BALANCER_PERIOD, 60000);</span> |
| <span class="source-line-no">151</span><span id="line-151"> StartTestingClusterOption option = StartTestingClusterOption.builder()</span> |
| <span class="source-line-no">152</span><span id="line-152"> .masterClass(MyMaster.class).numRegionServers(NB_SERVERS).numDataNodes(NB_SERVERS).build();</span> |
| <span class="source-line-no">153</span><span id="line-153"> TESTING_UTIL.startMiniCluster(option);</span> |
| <span class="source-line-no">154</span><span id="line-154"> }</span> |
| <span class="source-line-no">155</span><span id="line-155"></span> |
| <span class="source-line-no">156</span><span id="line-156"> @AfterClass</span> |
| <span class="source-line-no">157</span><span id="line-157"> public static void after() throws Exception {</span> |
| <span class="source-line-no">158</span><span id="line-158"> TESTING_UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">159</span><span id="line-159"> }</span> |
| <span class="source-line-no">160</span><span id="line-160"></span> |
| <span class="source-line-no">161</span><span id="line-161"> @Before</span> |
| <span class="source-line-no">162</span><span id="line-162"> public void setup() throws IOException {</span> |
| <span class="source-line-no">163</span><span id="line-163"> TESTING_UTIL.ensureSomeNonStoppedRegionServersAvailable(NB_SERVERS);</span> |
| <span class="source-line-no">164</span><span id="line-164"> this.admin = TESTING_UTIL.getAdmin();</span> |
| <span class="source-line-no">165</span><span id="line-165"> this.cluster = TESTING_UTIL.getMiniHBaseCluster();</span> |
| <span class="source-line-no">166</span><span id="line-166"> }</span> |
| <span class="source-line-no">167</span><span id="line-167"></span> |
| <span class="source-line-no">168</span><span id="line-168"> @After</span> |
| <span class="source-line-no">169</span><span id="line-169"> public void tearDown() throws Exception {</span> |
| <span class="source-line-no">170</span><span id="line-170"> this.admin.close();</span> |
| <span class="source-line-no">171</span><span id="line-171"> for (TableDescriptor htd : this.admin.listTableDescriptors()) {</span> |
| <span class="source-line-no">172</span><span id="line-172"> LOG.info("Tear down, remove table=" + htd.getTableName());</span> |
| <span class="source-line-no">173</span><span id="line-173"> TESTING_UTIL.deleteTable(htd.getTableName());</span> |
| <span class="source-line-no">174</span><span id="line-174"> }</span> |
| <span class="source-line-no">175</span><span id="line-175"> }</span> |
| <span class="source-line-no">176</span><span id="line-176"></span> |
| <span class="source-line-no">177</span><span id="line-177"> private RegionInfo getAndCheckSingleTableRegion(final List<HRegion> regions)</span> |
| <span class="source-line-no">178</span><span id="line-178"> throws IOException, InterruptedException {</span> |
| <span class="source-line-no">179</span><span id="line-179"> assertEquals(1, regions.size());</span> |
| <span class="source-line-no">180</span><span id="line-180"> RegionInfo hri = regions.get(0).getRegionInfo();</span> |
| <span class="source-line-no">181</span><span id="line-181"> AssignmentTestingUtil.waitForAssignment(cluster.getMaster().getAssignmentManager(), hri);</span> |
| <span class="source-line-no">182</span><span id="line-182"> return hri;</span> |
| <span class="source-line-no">183</span><span id="line-183"> }</span> |
| <span class="source-line-no">184</span><span id="line-184"></span> |
| <span class="source-line-no">185</span><span id="line-185"> private void requestSplitRegion(final HRegionServer rsServer, final Region region,</span> |
| <span class="source-line-no">186</span><span id="line-186"> final byte[] midKey) throws IOException {</span> |
| <span class="source-line-no">187</span><span id="line-187"> long procId = cluster.getMaster().splitRegion(region.getRegionInfo(), midKey, 0, 0);</span> |
| <span class="source-line-no">188</span><span id="line-188"> // wait for the split to complete or get interrupted. If the split completes successfully,</span> |
| <span class="source-line-no">189</span><span id="line-189"> // the procedure will return true; if the split fails, the procedure would throw exception.</span> |
| <span class="source-line-no">190</span><span id="line-190"> ProcedureTestingUtility.waitProcedure(cluster.getMaster().getMasterProcedureExecutor(), procId);</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192"></span> |
| <span class="source-line-no">193</span><span id="line-193"> @Test</span> |
| <span class="source-line-no">194</span><span id="line-194"> public void testRITStateForRollback() throws Exception {</span> |
| <span class="source-line-no">195</span><span id="line-195"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">196</span><span id="line-196"> final HMaster master = cluster.getMaster();</span> |
| <span class="source-line-no">197</span><span id="line-197"> try {</span> |
| <span class="source-line-no">198</span><span id="line-198"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">199</span><span id="line-199"> Table t = createTableAndWait(tableName, Bytes.toBytes("cf"));</span> |
| <span class="source-line-no">200</span><span id="line-200"> final List<HRegion> regions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">201</span><span id="line-201"> final RegionInfo hri = getAndCheckSingleTableRegion(regions);</span> |
| <span class="source-line-no">202</span><span id="line-202"> insertData(tableName, admin, t);</span> |
| <span class="source-line-no">203</span><span id="line-203"> t.close();</span> |
| <span class="source-line-no">204</span><span id="line-204"></span> |
| <span class="source-line-no">205</span><span id="line-205"> // Turn off balancer so it doesn't cut in and mess up our placements.</span> |
| <span class="source-line-no">206</span><span id="line-206"> this.admin.balancerSwitch(false, true);</span> |
| <span class="source-line-no">207</span><span id="line-207"> // Turn off the meta scanner so it don't remove parent on us.</span> |
| <span class="source-line-no">208</span><span id="line-208"> master.setCatalogJanitorEnabled(false);</span> |
| <span class="source-line-no">209</span><span id="line-209"></span> |
| <span class="source-line-no">210</span><span id="line-210"> // find a splittable region</span> |
| <span class="source-line-no">211</span><span id="line-211"> final HRegion region = findSplittableRegion(regions);</span> |
| <span class="source-line-no">212</span><span id="line-212"> assertTrue("not able to find a splittable region", region != null);</span> |
| <span class="source-line-no">213</span><span id="line-213"></span> |
| <span class="source-line-no">214</span><span id="line-214"> // install master co-processor to fail splits</span> |
| <span class="source-line-no">215</span><span id="line-215"> master.getMasterCoprocessorHost().load(FailingSplitMasterObserver.class,</span> |
| <span class="source-line-no">216</span><span id="line-216"> Coprocessor.PRIORITY_USER, master.getConfiguration());</span> |
| <span class="source-line-no">217</span><span id="line-217"></span> |
| <span class="source-line-no">218</span><span id="line-218"> // split async</span> |
| <span class="source-line-no">219</span><span id="line-219"> this.admin.splitRegionAsync(region.getRegionInfo().getRegionName(), new byte[] { 42 });</span> |
| <span class="source-line-no">220</span><span id="line-220"></span> |
| <span class="source-line-no">221</span><span id="line-221"> // we have to wait until the SPLITTING state is seen by the master</span> |
| <span class="source-line-no">222</span><span id="line-222"> FailingSplitMasterObserver observer =</span> |
| <span class="source-line-no">223</span><span id="line-223"> master.getMasterCoprocessorHost().findCoprocessor(FailingSplitMasterObserver.class);</span> |
| <span class="source-line-no">224</span><span id="line-224"> assertNotNull(observer);</span> |
| <span class="source-line-no">225</span><span id="line-225"> observer.latch.await();</span> |
| <span class="source-line-no">226</span><span id="line-226"></span> |
| <span class="source-line-no">227</span><span id="line-227"> LOG.info("Waiting for region to come out of RIT");</span> |
| <span class="source-line-no">228</span><span id="line-228"> while (!cluster.getMaster().getAssignmentManager().getRegionStates().isRegionOnline(hri)) {</span> |
| <span class="source-line-no">229</span><span id="line-229"> Threads.sleep(100);</span> |
| <span class="source-line-no">230</span><span id="line-230"> }</span> |
| <span class="source-line-no">231</span><span id="line-231"> assertTrue(cluster.getMaster().getAssignmentManager().getRegionStates().isRegionOnline(hri));</span> |
| <span class="source-line-no">232</span><span id="line-232"> } finally {</span> |
| <span class="source-line-no">233</span><span id="line-233"> admin.balancerSwitch(true, false);</span> |
| <span class="source-line-no">234</span><span id="line-234"> master.setCatalogJanitorEnabled(true);</span> |
| <span class="source-line-no">235</span><span id="line-235"> abortAndWaitForMaster();</span> |
| <span class="source-line-no">236</span><span id="line-236"> TESTING_UTIL.deleteTable(tableName);</span> |
| <span class="source-line-no">237</span><span id="line-237"> }</span> |
| <span class="source-line-no">238</span><span id="line-238"> }</span> |
| <span class="source-line-no">239</span><span id="line-239"></span> |
| <span class="source-line-no">240</span><span id="line-240"> @Test</span> |
| <span class="source-line-no">241</span><span id="line-241"> public void testSplitFailedCompactionAndSplit() throws Exception {</span> |
| <span class="source-line-no">242</span><span id="line-242"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">243</span><span id="line-243"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">244</span><span id="line-244"> byte[] cf = Bytes.toBytes("cf");</span> |
| <span class="source-line-no">245</span><span id="line-245"> TableDescriptor htd = TableDescriptorBuilder.newBuilder(tableName)</span> |
| <span class="source-line-no">246</span><span id="line-246"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf)).build();</span> |
| <span class="source-line-no">247</span><span id="line-247"> admin.createTable(htd);</span> |
| <span class="source-line-no">248</span><span id="line-248"></span> |
| <span class="source-line-no">249</span><span id="line-249"> for (int i = 0; cluster.getRegions(tableName).isEmpty() && i < 100; i++) {</span> |
| <span class="source-line-no">250</span><span id="line-250"> Thread.sleep(100);</span> |
| <span class="source-line-no">251</span><span id="line-251"> }</span> |
| <span class="source-line-no">252</span><span id="line-252"> assertEquals(1, cluster.getRegions(tableName).size());</span> |
| <span class="source-line-no">253</span><span id="line-253"></span> |
| <span class="source-line-no">254</span><span id="line-254"> HRegion region = cluster.getRegions(tableName).get(0);</span> |
| <span class="source-line-no">255</span><span id="line-255"> HStore store = region.getStore(cf);</span> |
| <span class="source-line-no">256</span><span id="line-256"> int regionServerIndex = cluster.getServerWith(region.getRegionInfo().getRegionName());</span> |
| <span class="source-line-no">257</span><span id="line-257"> HRegionServer regionServer = cluster.getRegionServer(regionServerIndex);</span> |
| <span class="source-line-no">258</span><span id="line-258"></span> |
| <span class="source-line-no">259</span><span id="line-259"> Table t = TESTING_UTIL.getConnection().getTable(tableName);</span> |
| <span class="source-line-no">260</span><span id="line-260"> // insert data</span> |
| <span class="source-line-no">261</span><span id="line-261"> insertData(tableName, admin, t);</span> |
| <span class="source-line-no">262</span><span id="line-262"> insertData(tableName, admin, t);</span> |
| <span class="source-line-no">263</span><span id="line-263"></span> |
| <span class="source-line-no">264</span><span id="line-264"> int fileNum = store.getStorefiles().size();</span> |
| <span class="source-line-no">265</span><span id="line-265"> // 0, Compaction Request</span> |
| <span class="source-line-no">266</span><span id="line-266"> store.triggerMajorCompaction();</span> |
| <span class="source-line-no">267</span><span id="line-267"> Optional<CompactionContext> cc = store.requestCompaction();</span> |
| <span class="source-line-no">268</span><span id="line-268"> assertTrue(cc.isPresent());</span> |
| <span class="source-line-no">269</span><span id="line-269"> // 1, A timeout split</span> |
| <span class="source-line-no">270</span><span id="line-270"> // 1.1 close region</span> |
| <span class="source-line-no">271</span><span id="line-271"> assertEquals(2, region.close(false).get(cf).size());</span> |
| <span class="source-line-no">272</span><span id="line-272"> // 1.2 rollback and Region initialize again</span> |
| <span class="source-line-no">273</span><span id="line-273"> region.initialize();</span> |
| <span class="source-line-no">274</span><span id="line-274"></span> |
| <span class="source-line-no">275</span><span id="line-275"> // 2, Run Compaction cc</span> |
| <span class="source-line-no">276</span><span id="line-276"> assertFalse(region.compact(cc.get(), store, NoLimitThroughputController.INSTANCE));</span> |
| <span class="source-line-no">277</span><span id="line-277"> assertTrue(fileNum > store.getStorefiles().size());</span> |
| <span class="source-line-no">278</span><span id="line-278"></span> |
| <span class="source-line-no">279</span><span id="line-279"> // 3, Split</span> |
| <span class="source-line-no">280</span><span id="line-280"> requestSplitRegion(regionServer, region, Bytes.toBytes("row3"));</span> |
| <span class="source-line-no">281</span><span id="line-281"> assertEquals(2, cluster.getRegions(tableName).size());</span> |
| <span class="source-line-no">282</span><span id="line-282"> }</span> |
| <span class="source-line-no">283</span><span id="line-283"></span> |
| <span class="source-line-no">284</span><span id="line-284"> @Test</span> |
| <span class="source-line-no">285</span><span id="line-285"> public void testSplitCompactWithPriority() throws Exception {</span> |
| <span class="source-line-no">286</span><span id="line-286"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">287</span><span id="line-287"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">288</span><span id="line-288"> byte[] cf = Bytes.toBytes("cf");</span> |
| <span class="source-line-no">289</span><span id="line-289"> TableDescriptor htd = TableDescriptorBuilder.newBuilder(tableName)</span> |
| <span class="source-line-no">290</span><span id="line-290"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf)).build();</span> |
| <span class="source-line-no">291</span><span id="line-291"> admin.createTable(htd);</span> |
| <span class="source-line-no">292</span><span id="line-292"></span> |
| <span class="source-line-no">293</span><span id="line-293"> assertNotEquals("Unable to retrieve regions of the table", -1,</span> |
| <span class="source-line-no">294</span><span id="line-294"> TESTING_UTIL.waitFor(10000, () -> cluster.getRegions(tableName).size() == 1));</span> |
| <span class="source-line-no">295</span><span id="line-295"></span> |
| <span class="source-line-no">296</span><span id="line-296"> HRegion region = cluster.getRegions(tableName).get(0);</span> |
| <span class="source-line-no">297</span><span id="line-297"> HStore store = region.getStore(cf);</span> |
| <span class="source-line-no">298</span><span id="line-298"> int regionServerIndex = cluster.getServerWith(region.getRegionInfo().getRegionName());</span> |
| <span class="source-line-no">299</span><span id="line-299"> HRegionServer regionServer = cluster.getRegionServer(regionServerIndex);</span> |
| <span class="source-line-no">300</span><span id="line-300"></span> |
| <span class="source-line-no">301</span><span id="line-301"> Table table = TESTING_UTIL.getConnection().getTable(tableName);</span> |
| <span class="source-line-no">302</span><span id="line-302"> // insert data</span> |
| <span class="source-line-no">303</span><span id="line-303"> insertData(tableName, admin, table);</span> |
| <span class="source-line-no">304</span><span id="line-304"> insertData(tableName, admin, table, 20);</span> |
| <span class="source-line-no">305</span><span id="line-305"> insertData(tableName, admin, table, 40);</span> |
| <span class="source-line-no">306</span><span id="line-306"></span> |
| <span class="source-line-no">307</span><span id="line-307"> // Compaction Request</span> |
| <span class="source-line-no">308</span><span id="line-308"> store.triggerMajorCompaction();</span> |
| <span class="source-line-no">309</span><span id="line-309"> Optional<CompactionContext> compactionContext = store.requestCompaction();</span> |
| <span class="source-line-no">310</span><span id="line-310"> assertTrue(compactionContext.isPresent());</span> |
| <span class="source-line-no">311</span><span id="line-311"> assertFalse(compactionContext.get().getRequest().isAfterSplit());</span> |
| <span class="source-line-no">312</span><span id="line-312"> assertEquals(compactionContext.get().getRequest().getPriority(), 13);</span> |
| <span class="source-line-no">313</span><span id="line-313"></span> |
| <span class="source-line-no">314</span><span id="line-314"> // Split</span> |
| <span class="source-line-no">315</span><span id="line-315"> long procId =</span> |
| <span class="source-line-no">316</span><span id="line-316"> cluster.getMaster().splitRegion(region.getRegionInfo(), Bytes.toBytes("row4"), 0, 0);</span> |
| <span class="source-line-no">317</span><span id="line-317"></span> |
| <span class="source-line-no">318</span><span id="line-318"> // wait for the split to complete or get interrupted. If the split completes successfully,</span> |
| <span class="source-line-no">319</span><span id="line-319"> // the procedure will return true; if the split fails, the procedure would throw exception.</span> |
| <span class="source-line-no">320</span><span id="line-320"> ProcedureTestingUtility.waitProcedure(cluster.getMaster().getMasterProcedureExecutor(), procId);</span> |
| <span class="source-line-no">321</span><span id="line-321"> Thread.sleep(3000);</span> |
| <span class="source-line-no">322</span><span id="line-322"> assertNotEquals("Table is not split properly?", -1,</span> |
| <span class="source-line-no">323</span><span id="line-323"> TESTING_UTIL.waitFor(3000, () -> cluster.getRegions(tableName).size() == 2));</span> |
| <span class="source-line-no">324</span><span id="line-324"> // we have 2 daughter regions</span> |
| <span class="source-line-no">325</span><span id="line-325"> HRegion hRegion1 = cluster.getRegions(tableName).get(0);</span> |
| <span class="source-line-no">326</span><span id="line-326"> HRegion hRegion2 = cluster.getRegions(tableName).get(1);</span> |
| <span class="source-line-no">327</span><span id="line-327"> HStore hStore1 = hRegion1.getStore(cf);</span> |
| <span class="source-line-no">328</span><span id="line-328"> HStore hStore2 = hRegion2.getStore(cf);</span> |
| <span class="source-line-no">329</span><span id="line-329"></span> |
| <span class="source-line-no">330</span><span id="line-330"> // For hStore1 && hStore2, set mock reference to one of the storeFiles</span> |
| <span class="source-line-no">331</span><span id="line-331"> StoreFileInfo storeFileInfo1 = new ArrayList<>(hStore1.getStorefiles()).get(0).getFileInfo();</span> |
| <span class="source-line-no">332</span><span id="line-332"> StoreFileInfo storeFileInfo2 = new ArrayList<>(hStore2.getStorefiles()).get(0).getFileInfo();</span> |
| <span class="source-line-no">333</span><span id="line-333"> Field field = StoreFileInfo.class.getDeclaredField("reference");</span> |
| <span class="source-line-no">334</span><span id="line-334"> field.setAccessible(true);</span> |
| <span class="source-line-no">335</span><span id="line-335"> field.set(storeFileInfo1, Mockito.mock(Reference.class));</span> |
| <span class="source-line-no">336</span><span id="line-336"> field.set(storeFileInfo2, Mockito.mock(Reference.class));</span> |
| <span class="source-line-no">337</span><span id="line-337"> hStore1.triggerMajorCompaction();</span> |
| <span class="source-line-no">338</span><span id="line-338"> hStore2.triggerMajorCompaction();</span> |
| <span class="source-line-no">339</span><span id="line-339"></span> |
| <span class="source-line-no">340</span><span id="line-340"> compactionContext = hStore1.requestCompaction();</span> |
| <span class="source-line-no">341</span><span id="line-341"> assertTrue(compactionContext.isPresent());</span> |
| <span class="source-line-no">342</span><span id="line-342"> // since we set mock reference to one of the storeFiles, we will get isAfterSplit=true &&</span> |
| <span class="source-line-no">343</span><span id="line-343"> // highest priority for hStore1's compactionContext</span> |
| <span class="source-line-no">344</span><span id="line-344"> assertTrue(compactionContext.get().getRequest().isAfterSplit());</span> |
| <span class="source-line-no">345</span><span id="line-345"> assertEquals(compactionContext.get().getRequest().getPriority(), Integer.MIN_VALUE + 1000);</span> |
| <span class="source-line-no">346</span><span id="line-346"></span> |
| <span class="source-line-no">347</span><span id="line-347"> compactionContext =</span> |
| <span class="source-line-no">348</span><span id="line-348"> hStore2.requestCompaction(Integer.MIN_VALUE + 10, CompactionLifeCycleTracker.DUMMY, null);</span> |
| <span class="source-line-no">349</span><span id="line-349"> assertTrue(compactionContext.isPresent());</span> |
| <span class="source-line-no">350</span><span id="line-350"> // compaction request contains higher priority than default priority of daughter region</span> |
| <span class="source-line-no">351</span><span id="line-351"> // compaction (Integer.MIN_VALUE + 1000), hence we are expecting request priority to</span> |
| <span class="source-line-no">352</span><span id="line-352"> // be accepted.</span> |
| <span class="source-line-no">353</span><span id="line-353"> assertTrue(compactionContext.get().getRequest().isAfterSplit());</span> |
| <span class="source-line-no">354</span><span id="line-354"> assertEquals(compactionContext.get().getRequest().getPriority(), Integer.MIN_VALUE + 10);</span> |
| <span class="source-line-no">355</span><span id="line-355"> admin.disableTable(tableName);</span> |
| <span class="source-line-no">356</span><span id="line-356"> admin.deleteTable(tableName);</span> |
| <span class="source-line-no">357</span><span id="line-357"> }</span> |
| <span class="source-line-no">358</span><span id="line-358"></span> |
| <span class="source-line-no">359</span><span id="line-359"> @Test</span> |
| <span class="source-line-no">360</span><span id="line-360"> public void testContinuousSplitUsingLinkFile() throws Exception {</span> |
| <span class="source-line-no">361</span><span id="line-361"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">362</span><span id="line-362"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">363</span><span id="line-363"> byte[] cf = Bytes.toBytes("cf");</span> |
| <span class="source-line-no">364</span><span id="line-364"> TableDescriptorBuilder builder = TableDescriptorBuilder.newBuilder(tableName)</span> |
| <span class="source-line-no">365</span><span id="line-365"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf));</span> |
| <span class="source-line-no">366</span><span id="line-366"> String splitPolicy = ConstantSizeRegionSplitPolicy.class.getName();</span> |
| <span class="source-line-no">367</span><span id="line-367"> builder.setValue(SPLIT_POLICY, splitPolicy);</span> |
| <span class="source-line-no">368</span><span id="line-368"></span> |
| <span class="source-line-no">369</span><span id="line-369"> admin.createTable(builder.build());</span> |
| <span class="source-line-no">370</span><span id="line-370"> admin.compactionSwitch(false, new ArrayList<>());</span> |
| <span class="source-line-no">371</span><span id="line-371"></span> |
| <span class="source-line-no">372</span><span id="line-372"> assertNotEquals("Unable to retrieve regions of the table", -1,</span> |
| <span class="source-line-no">373</span><span id="line-373"> TESTING_UTIL.waitFor(10000, () -> cluster.getRegions(tableName).size() == 1));</span> |
| <span class="source-line-no">374</span><span id="line-374"> Table table = TESTING_UTIL.getConnection().getTable(tableName);</span> |
| <span class="source-line-no">375</span><span id="line-375"> // insert data</span> |
| <span class="source-line-no">376</span><span id="line-376"> insertData(tableName, admin, table, 10);</span> |
| <span class="source-line-no">377</span><span id="line-377"> insertData(tableName, admin, table, 20);</span> |
| <span class="source-line-no">378</span><span id="line-378"> insertData(tableName, admin, table, 40);</span> |
| <span class="source-line-no">379</span><span id="line-379"> int rowCount = 3 * 4;</span> |
| <span class="source-line-no">380</span><span id="line-380"> Scan scan = new Scan();</span> |
| <span class="source-line-no">381</span><span id="line-381"> scanValidate(scan, rowCount, table);</span> |
| <span class="source-line-no">382</span><span id="line-382"></span> |
| <span class="source-line-no">383</span><span id="line-383"> // Split</span> |
| <span class="source-line-no">384</span><span id="line-384"> admin.splitRegionAsync(cluster.getRegions(tableName).get(0).getRegionInfo().getRegionName(),</span> |
| <span class="source-line-no">385</span><span id="line-385"> Bytes.toBytes("row14"));</span> |
| <span class="source-line-no">386</span><span id="line-386"> // wait for the split to complete or get interrupted. If the split completes successfully,</span> |
| <span class="source-line-no">387</span><span id="line-387"> // the procedure will return true; if the split fails, the procedure would throw exception.</span> |
| <span class="source-line-no">388</span><span id="line-388"> Thread.sleep(3000);</span> |
| <span class="source-line-no">389</span><span id="line-389"> assertNotEquals("Table is not split properly?", -1,</span> |
| <span class="source-line-no">390</span><span id="line-390"> TESTING_UTIL.waitFor(3000, () -> cluster.getRegions(tableName).size() == 2));</span> |
| <span class="source-line-no">391</span><span id="line-391"> // we have 2 daughter regions</span> |
| <span class="source-line-no">392</span><span id="line-392"> HRegion hRegion1 = cluster.getRegions(tableName).get(0);</span> |
| <span class="source-line-no">393</span><span id="line-393"> HRegion hRegion2 = cluster.getRegions(tableName).get(1);</span> |
| <span class="source-line-no">394</span><span id="line-394"> HStore hStore1 = hRegion1.getStore(cf);</span> |
| <span class="source-line-no">395</span><span id="line-395"> HStore hStore2 = hRegion2.getStore(cf);</span> |
| <span class="source-line-no">396</span><span id="line-396"> // the sum of store files of the two children should be equal to their parent</span> |
| <span class="source-line-no">397</span><span id="line-397"> assertEquals(3, hStore1.getStorefilesCount() + hStore2.getStorefilesCount());</span> |
| <span class="source-line-no">398</span><span id="line-398"> // both the two children should have link files</span> |
| <span class="source-line-no">399</span><span id="line-399"> for (StoreFile sf : hStore1.getStorefiles()) {</span> |
| <span class="source-line-no">400</span><span id="line-400"> assertTrue(HFileLink.isHFileLink(sf.getPath()));</span> |
| <span class="source-line-no">401</span><span id="line-401"> }</span> |
| <span class="source-line-no">402</span><span id="line-402"> for (StoreFile sf : hStore2.getStorefiles()) {</span> |
| <span class="source-line-no">403</span><span id="line-403"> assertTrue(HFileLink.isHFileLink(sf.getPath()));</span> |
| <span class="source-line-no">404</span><span id="line-404"> }</span> |
| <span class="source-line-no">405</span><span id="line-405"> // validate children data</span> |
| <span class="source-line-no">406</span><span id="line-406"> scan = new Scan();</span> |
| <span class="source-line-no">407</span><span id="line-407"> scanValidate(scan, rowCount, table);</span> |
| <span class="source-line-no">408</span><span id="line-408"></span> |
| <span class="source-line-no">409</span><span id="line-409"> // Continuous Split</span> |
| <span class="source-line-no">410</span><span id="line-410"> findRegionToSplit(tableName, "row24");</span> |
| <span class="source-line-no">411</span><span id="line-411"> Thread.sleep(3000);</span> |
| <span class="source-line-no">412</span><span id="line-412"> assertNotEquals("Table is not split properly?", -1,</span> |
| <span class="source-line-no">413</span><span id="line-413"> TESTING_UTIL.waitFor(3000, () -> cluster.getRegions(tableName).size() == 3));</span> |
| <span class="source-line-no">414</span><span id="line-414"> // now table has 3 region, each region should have one link file</span> |
| <span class="source-line-no">415</span><span id="line-415"> for (HRegion newRegion : cluster.getRegions(tableName)) {</span> |
| <span class="source-line-no">416</span><span id="line-416"> assertEquals(1, newRegion.getStore(cf).getStorefilesCount());</span> |
| <span class="source-line-no">417</span><span id="line-417"> assertTrue(</span> |
| <span class="source-line-no">418</span><span id="line-418"> HFileLink.isHFileLink(newRegion.getStore(cf).getStorefiles().iterator().next().getPath()));</span> |
| <span class="source-line-no">419</span><span id="line-419"> }</span> |
| <span class="source-line-no">420</span><span id="line-420"></span> |
| <span class="source-line-no">421</span><span id="line-421"> scan = new Scan();</span> |
| <span class="source-line-no">422</span><span id="line-422"> scanValidate(scan, rowCount, table);</span> |
| <span class="source-line-no">423</span><span id="line-423"></span> |
| <span class="source-line-no">424</span><span id="line-424"> // Continuous Split, random split HFileLink, generate Reference files.</span> |
| <span class="source-line-no">425</span><span id="line-425"> // After this, can not continuous split, because there are reference files.</span> |
| <span class="source-line-no">426</span><span id="line-426"> findRegionToSplit(tableName, "row11");</span> |
| <span class="source-line-no">427</span><span id="line-427"> Thread.sleep(3000);</span> |
| <span class="source-line-no">428</span><span id="line-428"> assertNotEquals("Table is not split properly?", -1,</span> |
| <span class="source-line-no">429</span><span id="line-429"> TESTING_UTIL.waitFor(3000, () -> cluster.getRegions(tableName).size() == 4));</span> |
| <span class="source-line-no">430</span><span id="line-430"></span> |
| <span class="source-line-no">431</span><span id="line-431"> scan = new Scan();</span> |
| <span class="source-line-no">432</span><span id="line-432"> scanValidate(scan, rowCount, table);</span> |
| <span class="source-line-no">433</span><span id="line-433"> }</span> |
| <span class="source-line-no">434</span><span id="line-434"></span> |
| <span class="source-line-no">435</span><span id="line-435"> private void findRegionToSplit(TableName tableName, String splitRowKey) throws Exception {</span> |
| <span class="source-line-no">436</span><span id="line-436"> HRegion toSplit = null;</span> |
| <span class="source-line-no">437</span><span id="line-437"> byte[] toSplitKey = Bytes.toBytes(splitRowKey);</span> |
| <span class="source-line-no">438</span><span id="line-438"> for (HRegion rg : cluster.getRegions(tableName)) {</span> |
| <span class="source-line-no">439</span><span id="line-439"> LOG.debug(</span> |
| <span class="source-line-no">440</span><span id="line-440"> "startKey=" + Bytes.toStringBinary(rg.getRegionInfo().getStartKey()) + ", getEndKey()="</span> |
| <span class="source-line-no">441</span><span id="line-441"> + Bytes.toStringBinary(rg.getRegionInfo().getEndKey()) + ", row=" + splitRowKey);</span> |
| <span class="source-line-no">442</span><span id="line-442"> if (</span> |
| <span class="source-line-no">443</span><span id="line-443"> (rg.getRegionInfo().getStartKey().length == 0 || CellComparator.getInstance().compare(</span> |
| <span class="source-line-no">444</span><span id="line-444"> PrivateCellUtil.createFirstOnRow(rg.getRegionInfo().getStartKey()),</span> |
| <span class="source-line-no">445</span><span id="line-445"> PrivateCellUtil.createFirstOnRow(toSplitKey)) <= 0)</span> |
| <span class="source-line-no">446</span><span id="line-446"> && (rg.getRegionInfo().getEndKey().length == 0 || CellComparator.getInstance().compare(</span> |
| <span class="source-line-no">447</span><span id="line-447"> PrivateCellUtil.createFirstOnRow(rg.getRegionInfo().getEndKey()),</span> |
| <span class="source-line-no">448</span><span id="line-448"> PrivateCellUtil.createFirstOnRow(toSplitKey)) >= 0)</span> |
| <span class="source-line-no">449</span><span id="line-449"> ) {</span> |
| <span class="source-line-no">450</span><span id="line-450"> toSplit = rg;</span> |
| <span class="source-line-no">451</span><span id="line-451"> }</span> |
| <span class="source-line-no">452</span><span id="line-452"> }</span> |
| <span class="source-line-no">453</span><span id="line-453"> assertNotNull(toSplit);</span> |
| <span class="source-line-no">454</span><span id="line-454"> admin.splitRegionAsync(toSplit.getRegionInfo().getRegionName(), toSplitKey);</span> |
| <span class="source-line-no">455</span><span id="line-455"> }</span> |
| <span class="source-line-no">456</span><span id="line-456"></span> |
| <span class="source-line-no">457</span><span id="line-457"> private static void scanValidate(Scan scan, int expectedRowCount, Table table)</span> |
| <span class="source-line-no">458</span><span id="line-458"> throws IOException {</span> |
| <span class="source-line-no">459</span><span id="line-459"> ResultScanner scanner = table.getScanner(scan);</span> |
| <span class="source-line-no">460</span><span id="line-460"> int rows = 0;</span> |
| <span class="source-line-no">461</span><span id="line-461"> for (Result result : scanner) {</span> |
| <span class="source-line-no">462</span><span id="line-462"> rows++;</span> |
| <span class="source-line-no">463</span><span id="line-463"> }</span> |
| <span class="source-line-no">464</span><span id="line-464"> scanner.close();</span> |
| <span class="source-line-no">465</span><span id="line-465"> assertEquals(expectedRowCount, rows);</span> |
| <span class="source-line-no">466</span><span id="line-466"> }</span> |
| <span class="source-line-no">467</span><span id="line-467"></span> |
| <span class="source-line-no">468</span><span id="line-468"> public static class FailingSplitMasterObserver implements MasterCoprocessor, MasterObserver {</span> |
| <span class="source-line-no">469</span><span id="line-469"> volatile CountDownLatch latch;</span> |
| <span class="source-line-no">470</span><span id="line-470"></span> |
| <span class="source-line-no">471</span><span id="line-471"> @Override</span> |
| <span class="source-line-no">472</span><span id="line-472"> public void start(CoprocessorEnvironment e) throws IOException {</span> |
| <span class="source-line-no">473</span><span id="line-473"> latch = new CountDownLatch(1);</span> |
| <span class="source-line-no">474</span><span id="line-474"> }</span> |
| <span class="source-line-no">475</span><span id="line-475"></span> |
| <span class="source-line-no">476</span><span id="line-476"> @Override</span> |
| <span class="source-line-no">477</span><span id="line-477"> public Optional<MasterObserver> getMasterObserver() {</span> |
| <span class="source-line-no">478</span><span id="line-478"> return Optional.of(this);</span> |
| <span class="source-line-no">479</span><span id="line-479"> }</span> |
| <span class="source-line-no">480</span><span id="line-480"></span> |
| <span class="source-line-no">481</span><span id="line-481"> @Override</span> |
| <span class="source-line-no">482</span><span id="line-482"> public void preSplitRegionBeforeMETAAction(</span> |
| <span class="source-line-no">483</span><span id="line-483"> final ObserverContext<MasterCoprocessorEnvironment> ctx, final byte[] splitKey,</span> |
| <span class="source-line-no">484</span><span id="line-484"> final List<Mutation> metaEntries) throws IOException {</span> |
| <span class="source-line-no">485</span><span id="line-485"> latch.countDown();</span> |
| <span class="source-line-no">486</span><span id="line-486"> throw new IOException("Causing rollback of region split");</span> |
| <span class="source-line-no">487</span><span id="line-487"> }</span> |
| <span class="source-line-no">488</span><span id="line-488"> }</span> |
| <span class="source-line-no">489</span><span id="line-489"></span> |
| <span class="source-line-no">490</span><span id="line-490"> @Test</span> |
| <span class="source-line-no">491</span><span id="line-491"> public void testSplitRollbackOnRegionClosing() throws Exception {</span> |
| <span class="source-line-no">492</span><span id="line-492"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">493</span><span id="line-493"></span> |
| <span class="source-line-no">494</span><span id="line-494"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">495</span><span id="line-495"> Table t = createTableAndWait(tableName, HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">496</span><span id="line-496"> List<HRegion> regions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">497</span><span id="line-497"> RegionInfo hri = getAndCheckSingleTableRegion(regions);</span> |
| <span class="source-line-no">498</span><span id="line-498"></span> |
| <span class="source-line-no">499</span><span id="line-499"> int tableRegionIndex = ensureTableRegionNotOnSameServerAsMeta(admin, hri);</span> |
| <span class="source-line-no">500</span><span id="line-500"></span> |
| <span class="source-line-no">501</span><span id="line-501"> RegionStates regionStates = cluster.getMaster().getAssignmentManager().getRegionStates();</span> |
| <span class="source-line-no">502</span><span id="line-502"></span> |
| <span class="source-line-no">503</span><span id="line-503"> // Turn off balancer so it doesn't cut in and mess up our placements.</span> |
| <span class="source-line-no">504</span><span id="line-504"> this.admin.balancerSwitch(false, true);</span> |
| <span class="source-line-no">505</span><span id="line-505"> // Turn off the meta scanner so it don't remove parent on us.</span> |
| <span class="source-line-no">506</span><span id="line-506"> cluster.getMaster().setCatalogJanitorEnabled(false);</span> |
| <span class="source-line-no">507</span><span id="line-507"> try {</span> |
| <span class="source-line-no">508</span><span id="line-508"> // Add a bit of load up into the table so splittable.</span> |
| <span class="source-line-no">509</span><span id="line-509"> TESTING_UTIL.loadTable(t, HConstants.CATALOG_FAMILY, false);</span> |
| <span class="source-line-no">510</span><span id="line-510"> // Get region pre-split.</span> |
| <span class="source-line-no">511</span><span id="line-511"> HRegionServer server = cluster.getRegionServer(tableRegionIndex);</span> |
| <span class="source-line-no">512</span><span id="line-512"> printOutRegions(server, "Initial regions: ");</span> |
| <span class="source-line-no">513</span><span id="line-513"> int regionCount = cluster.getRegions(hri.getTable()).size();</span> |
| <span class="source-line-no">514</span><span id="line-514"> regionStates.updateRegionState(hri, RegionState.State.CLOSING);</span> |
| <span class="source-line-no">515</span><span id="line-515"></span> |
| <span class="source-line-no">516</span><span id="line-516"> // Now try splitting.... should fail. And each should successfully</span> |
| <span class="source-line-no">517</span><span id="line-517"> // rollback.</span> |
| <span class="source-line-no">518</span><span id="line-518"> // We don't roll back here anymore. Instead we fail-fast on construction of the</span> |
| <span class="source-line-no">519</span><span id="line-519"> // split transaction. Catch the exception instead.</span> |
| <span class="source-line-no">520</span><span id="line-520"> try {</span> |
| <span class="source-line-no">521</span><span id="line-521"> FutureUtils.get(this.admin.splitRegionAsync(hri.getRegionName()));</span> |
| <span class="source-line-no">522</span><span id="line-522"> fail();</span> |
| <span class="source-line-no">523</span><span id="line-523"> } catch (DoNotRetryRegionException e) {</span> |
| <span class="source-line-no">524</span><span id="line-524"> // Expected</span> |
| <span class="source-line-no">525</span><span id="line-525"> }</span> |
| <span class="source-line-no">526</span><span id="line-526"> // Wait around a while and assert count of regions remains constant.</span> |
| <span class="source-line-no">527</span><span id="line-527"> for (int i = 0; i < 10; i++) {</span> |
| <span class="source-line-no">528</span><span id="line-528"> Thread.sleep(100);</span> |
| <span class="source-line-no">529</span><span id="line-529"> assertEquals(regionCount, cluster.getRegions(hri.getTable()).size());</span> |
| <span class="source-line-no">530</span><span id="line-530"> }</span> |
| <span class="source-line-no">531</span><span id="line-531"> regionStates.updateRegionState(hri, State.OPEN);</span> |
| <span class="source-line-no">532</span><span id="line-532"> // Now try splitting and it should work.</span> |
| <span class="source-line-no">533</span><span id="line-533"> admin.splitRegionAsync(hri.getRegionName()).get(2, TimeUnit.MINUTES);</span> |
| <span class="source-line-no">534</span><span id="line-534"> // Get daughters</span> |
| <span class="source-line-no">535</span><span id="line-535"> checkAndGetDaughters(tableName);</span> |
| <span class="source-line-no">536</span><span id="line-536"> // OK, so split happened after we cleared the blocking node.</span> |
| <span class="source-line-no">537</span><span id="line-537"> } finally {</span> |
| <span class="source-line-no">538</span><span id="line-538"> admin.balancerSwitch(true, false);</span> |
| <span class="source-line-no">539</span><span id="line-539"> cluster.getMaster().setCatalogJanitorEnabled(true);</span> |
| <span class="source-line-no">540</span><span id="line-540"> t.close();</span> |
| <span class="source-line-no">541</span><span id="line-541"> }</span> |
| <span class="source-line-no">542</span><span id="line-542"> }</span> |
| <span class="source-line-no">543</span><span id="line-543"></span> |
| <span class="source-line-no">544</span><span id="line-544"> /**</span> |
| <span class="source-line-no">545</span><span id="line-545"> * Test that if daughter split on us, we won't do the shutdown handler fixup just because we can't</span> |
| <span class="source-line-no">546</span><span id="line-546"> * find the immediate daughter of an offlined parent.</span> |
| <span class="source-line-no">547</span><span id="line-547"> */</span> |
| <span class="source-line-no">548</span><span id="line-548"> @Test</span> |
| <span class="source-line-no">549</span><span id="line-549"> public void testShutdownFixupWhenDaughterHasSplit() throws Exception {</span> |
| <span class="source-line-no">550</span><span id="line-550"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">551</span><span id="line-551"></span> |
| <span class="source-line-no">552</span><span id="line-552"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">553</span><span id="line-553"> Table t = createTableAndWait(tableName, HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">554</span><span id="line-554"> List<HRegion> regions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">555</span><span id="line-555"> RegionInfo hri = getAndCheckSingleTableRegion(regions);</span> |
| <span class="source-line-no">556</span><span id="line-556"> int tableRegionIndex = ensureTableRegionNotOnSameServerAsMeta(admin, hri);</span> |
| <span class="source-line-no">557</span><span id="line-557"></span> |
| <span class="source-line-no">558</span><span id="line-558"> // Turn off balancer so it doesn't cut in and mess up our placements.</span> |
| <span class="source-line-no">559</span><span id="line-559"> this.admin.balancerSwitch(false, true);</span> |
| <span class="source-line-no">560</span><span id="line-560"> // Turn off the meta scanner so it don't remove parent on us.</span> |
| <span class="source-line-no">561</span><span id="line-561"> cluster.getMaster().setCatalogJanitorEnabled(false);</span> |
| <span class="source-line-no">562</span><span id="line-562"> try {</span> |
| <span class="source-line-no">563</span><span id="line-563"> // Add a bit of load up into the table so splittable.</span> |
| <span class="source-line-no">564</span><span id="line-564"> TESTING_UTIL.loadTable(t, HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">565</span><span id="line-565"> // Get region pre-split.</span> |
| <span class="source-line-no">566</span><span id="line-566"> HRegionServer server = cluster.getRegionServer(tableRegionIndex);</span> |
| <span class="source-line-no">567</span><span id="line-567"> printOutRegions(server, "Initial regions: ");</span> |
| <span class="source-line-no">568</span><span id="line-568"> // Now split.</span> |
| <span class="source-line-no">569</span><span id="line-569"> admin.splitRegionAsync(hri.getRegionName()).get(2, TimeUnit.MINUTES);</span> |
| <span class="source-line-no">570</span><span id="line-570"> // Get daughters</span> |
| <span class="source-line-no">571</span><span id="line-571"> List<HRegion> daughters = checkAndGetDaughters(tableName);</span> |
| <span class="source-line-no">572</span><span id="line-572"> // Now split one of the daughters.</span> |
| <span class="source-line-no">573</span><span id="line-573"> HRegion daughterRegion = daughters.get(0);</span> |
| <span class="source-line-no">574</span><span id="line-574"> RegionInfo daughter = daughterRegion.getRegionInfo();</span> |
| <span class="source-line-no">575</span><span id="line-575"> LOG.info("Daughter we are going to split: " + daughter);</span> |
| <span class="source-line-no">576</span><span id="line-576"> clearReferences(daughterRegion);</span> |
| <span class="source-line-no">577</span><span id="line-577"> LOG.info("Finished {} references={}", daughterRegion, daughterRegion.hasReferences());</span> |
| <span class="source-line-no">578</span><span id="line-578"> admin.splitRegionAsync(daughter.getRegionName()).get(2, TimeUnit.MINUTES);</span> |
| <span class="source-line-no">579</span><span id="line-579"> // Get list of daughters</span> |
| <span class="source-line-no">580</span><span id="line-580"> daughters = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">581</span><span id="line-581"> for (HRegion d : daughters) {</span> |
| <span class="source-line-no">582</span><span id="line-582"> LOG.info("Regions before crash: " + d);</span> |
| <span class="source-line-no">583</span><span id="line-583"> }</span> |
| <span class="source-line-no">584</span><span id="line-584"> // Now crash the server</span> |
| <span class="source-line-no">585</span><span id="line-585"> cluster.abortRegionServer(tableRegionIndex);</span> |
| <span class="source-line-no">586</span><span id="line-586"> waitUntilRegionServerDead();</span> |
| <span class="source-line-no">587</span><span id="line-587"> awaitDaughters(tableName, daughters.size());</span> |
| <span class="source-line-no">588</span><span id="line-588"> // Assert daughters are online and ONLY the original daughters -- that</span> |
| <span class="source-line-no">589</span><span id="line-589"> // fixup didn't insert one during server shutdown recover.</span> |
| <span class="source-line-no">590</span><span id="line-590"> regions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">591</span><span id="line-591"> for (HRegion d : daughters) {</span> |
| <span class="source-line-no">592</span><span id="line-592"> LOG.info("Regions after crash: " + d);</span> |
| <span class="source-line-no">593</span><span id="line-593"> }</span> |
| <span class="source-line-no">594</span><span id="line-594"> if (daughters.size() != regions.size()) {</span> |
| <span class="source-line-no">595</span><span id="line-595"> LOG.info("Daughters=" + daughters.size() + ", regions=" + regions.size());</span> |
| <span class="source-line-no">596</span><span id="line-596"> }</span> |
| <span class="source-line-no">597</span><span id="line-597"> assertEquals(daughters.size(), regions.size());</span> |
| <span class="source-line-no">598</span><span id="line-598"> for (HRegion r : regions) {</span> |
| <span class="source-line-no">599</span><span id="line-599"> LOG.info("Regions post crash " + r + ", contains=" + daughters.contains(r));</span> |
| <span class="source-line-no">600</span><span id="line-600"> assertTrue("Missing region post crash " + r, daughters.contains(r));</span> |
| <span class="source-line-no">601</span><span id="line-601"> }</span> |
| <span class="source-line-no">602</span><span id="line-602"> } finally {</span> |
| <span class="source-line-no">603</span><span id="line-603"> LOG.info("EXITING");</span> |
| <span class="source-line-no">604</span><span id="line-604"> admin.balancerSwitch(true, false);</span> |
| <span class="source-line-no">605</span><span id="line-605"> cluster.getMaster().setCatalogJanitorEnabled(true);</span> |
| <span class="source-line-no">606</span><span id="line-606"> t.close();</span> |
| <span class="source-line-no">607</span><span id="line-607"> }</span> |
| <span class="source-line-no">608</span><span id="line-608"> }</span> |
| <span class="source-line-no">609</span><span id="line-609"></span> |
| <span class="source-line-no">610</span><span id="line-610"> private void clearReferences(HRegion region) throws IOException {</span> |
| <span class="source-line-no">611</span><span id="line-611"> // Presumption.</span> |
| <span class="source-line-no">612</span><span id="line-612"> assertEquals(1, region.getStores().size());</span> |
| <span class="source-line-no">613</span><span id="line-613"> HStore store = region.getStores().get(0);</span> |
| <span class="source-line-no">614</span><span id="line-614"> while (store.hasReferences()) {</span> |
| <span class="source-line-no">615</span><span id="line-615"> while (store.storeEngine.getCompactor().isCompacting()) {</span> |
| <span class="source-line-no">616</span><span id="line-616"> Threads.sleep(100);</span> |
| <span class="source-line-no">617</span><span id="line-617"> }</span> |
| <span class="source-line-no">618</span><span id="line-618"> // Run new compaction. Shoudn't be any others running.</span> |
| <span class="source-line-no">619</span><span id="line-619"> region.compact(true);</span> |
| <span class="source-line-no">620</span><span id="line-620"> store.closeAndArchiveCompactedFiles();</span> |
| <span class="source-line-no">621</span><span id="line-621"> }</span> |
| <span class="source-line-no">622</span><span id="line-622"> }</span> |
| <span class="source-line-no">623</span><span id="line-623"></span> |
| <span class="source-line-no">624</span><span id="line-624"> @Test</span> |
| <span class="source-line-no">625</span><span id="line-625"> public void testSplitShouldNotThrowNPEEvenARegionHasEmptySplitFiles() throws Exception {</span> |
| <span class="source-line-no">626</span><span id="line-626"> TableName userTableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">627</span><span id="line-627"> TableDescriptor htd = TableDescriptorBuilder.newBuilder(userTableName)</span> |
| <span class="source-line-no">628</span><span id="line-628"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of("col")).build();</span> |
| <span class="source-line-no">629</span><span id="line-629"> admin.createTable(htd);</span> |
| <span class="source-line-no">630</span><span id="line-630"> Table table = TESTING_UTIL.getConnection().getTable(userTableName);</span> |
| <span class="source-line-no">631</span><span id="line-631"> try {</span> |
| <span class="source-line-no">632</span><span id="line-632"> for (int i = 0; i <= 5; i++) {</span> |
| <span class="source-line-no">633</span><span id="line-633"> String row = "row" + i;</span> |
| <span class="source-line-no">634</span><span id="line-634"> Put p = new Put(Bytes.toBytes(row));</span> |
| <span class="source-line-no">635</span><span id="line-635"> String val = "Val" + i;</span> |
| <span class="source-line-no">636</span><span id="line-636"> p.addColumn(Bytes.toBytes("col"), Bytes.toBytes("ql"), Bytes.toBytes(val));</span> |
| <span class="source-line-no">637</span><span id="line-637"> table.put(p);</span> |
| <span class="source-line-no">638</span><span id="line-638"> admin.flush(userTableName);</span> |
| <span class="source-line-no">639</span><span id="line-639"> Delete d = new Delete(Bytes.toBytes(row));</span> |
| <span class="source-line-no">640</span><span id="line-640"> // Do a normal delete</span> |
| <span class="source-line-no">641</span><span id="line-641"> table.delete(d);</span> |
| <span class="source-line-no">642</span><span id="line-642"> admin.flush(userTableName);</span> |
| <span class="source-line-no">643</span><span id="line-643"> }</span> |
| <span class="source-line-no">644</span><span id="line-644"> admin.majorCompact(userTableName);</span> |
| <span class="source-line-no">645</span><span id="line-645"> List<RegionInfo> regionsOfTable = cluster.getMaster().getAssignmentManager().getRegionStates()</span> |
| <span class="source-line-no">646</span><span id="line-646"> .getRegionsOfTable(userTableName);</span> |
| <span class="source-line-no">647</span><span id="line-647"> assertEquals(1, regionsOfTable.size());</span> |
| <span class="source-line-no">648</span><span id="line-648"> RegionInfo hRegionInfo = regionsOfTable.get(0);</span> |
| <span class="source-line-no">649</span><span id="line-649"> Put p = new Put(Bytes.toBytes("row6"));</span> |
| <span class="source-line-no">650</span><span id="line-650"> p.addColumn(Bytes.toBytes("col"), Bytes.toBytes("ql"), Bytes.toBytes("val"));</span> |
| <span class="source-line-no">651</span><span id="line-651"> table.put(p);</span> |
| <span class="source-line-no">652</span><span id="line-652"> p = new Put(Bytes.toBytes("row7"));</span> |
| <span class="source-line-no">653</span><span id="line-653"> p.addColumn(Bytes.toBytes("col"), Bytes.toBytes("ql"), Bytes.toBytes("val"));</span> |
| <span class="source-line-no">654</span><span id="line-654"> table.put(p);</span> |
| <span class="source-line-no">655</span><span id="line-655"> p = new Put(Bytes.toBytes("row8"));</span> |
| <span class="source-line-no">656</span><span id="line-656"> p.addColumn(Bytes.toBytes("col"), Bytes.toBytes("ql"), Bytes.toBytes("val"));</span> |
| <span class="source-line-no">657</span><span id="line-657"> table.put(p);</span> |
| <span class="source-line-no">658</span><span id="line-658"> admin.flush(userTableName);</span> |
| <span class="source-line-no">659</span><span id="line-659"> admin.splitRegionAsync(hRegionInfo.getRegionName(), Bytes.toBytes("row7"));</span> |
| <span class="source-line-no">660</span><span id="line-660"> regionsOfTable = cluster.getMaster().getAssignmentManager().getRegionStates()</span> |
| <span class="source-line-no">661</span><span id="line-661"> .getRegionsOfTable(userTableName);</span> |
| <span class="source-line-no">662</span><span id="line-662"></span> |
| <span class="source-line-no">663</span><span id="line-663"> while (regionsOfTable.size() != 2) {</span> |
| <span class="source-line-no">664</span><span id="line-664"> Thread.sleep(1000);</span> |
| <span class="source-line-no">665</span><span id="line-665"> regionsOfTable = cluster.getMaster().getAssignmentManager().getRegionStates()</span> |
| <span class="source-line-no">666</span><span id="line-666"> .getRegionsOfTable(userTableName);</span> |
| <span class="source-line-no">667</span><span id="line-667"> LOG.debug("waiting 2 regions to be available, got " + regionsOfTable.size() + ": "</span> |
| <span class="source-line-no">668</span><span id="line-668"> + regionsOfTable);</span> |
| <span class="source-line-no">669</span><span id="line-669"></span> |
| <span class="source-line-no">670</span><span id="line-670"> }</span> |
| <span class="source-line-no">671</span><span id="line-671"> Assert.assertEquals(2, regionsOfTable.size());</span> |
| <span class="source-line-no">672</span><span id="line-672"></span> |
| <span class="source-line-no">673</span><span id="line-673"> Scan s = new Scan();</span> |
| <span class="source-line-no">674</span><span id="line-674"> ResultScanner scanner = table.getScanner(s);</span> |
| <span class="source-line-no">675</span><span id="line-675"> int mainTableCount = 0;</span> |
| <span class="source-line-no">676</span><span id="line-676"> for (Result rr = scanner.next(); rr != null; rr = scanner.next()) {</span> |
| <span class="source-line-no">677</span><span id="line-677"> mainTableCount++;</span> |
| <span class="source-line-no">678</span><span id="line-678"> }</span> |
| <span class="source-line-no">679</span><span id="line-679"> Assert.assertEquals(3, mainTableCount);</span> |
| <span class="source-line-no">680</span><span id="line-680"> } finally {</span> |
| <span class="source-line-no">681</span><span id="line-681"> table.close();</span> |
| <span class="source-line-no">682</span><span id="line-682"> }</span> |
| <span class="source-line-no">683</span><span id="line-683"> }</span> |
| <span class="source-line-no">684</span><span id="line-684"></span> |
| <span class="source-line-no">685</span><span id="line-685"> /**</span> |
| <span class="source-line-no">686</span><span id="line-686"> * Verifies HBASE-5806. Here the case is that splitting is completed but before the CJ could</span> |
| <span class="source-line-no">687</span><span id="line-687"> * remove the parent region the master is killed and restarted.</span> |
| <span class="source-line-no">688</span><span id="line-688"> */</span> |
| <span class="source-line-no">689</span><span id="line-689"> @Test</span> |
| <span class="source-line-no">690</span><span id="line-690"> public void testMasterRestartAtRegionSplitPendingCatalogJanitor()</span> |
| <span class="source-line-no">691</span><span id="line-691"> throws IOException, InterruptedException, NodeExistsException, KeeperException,</span> |
| <span class="source-line-no">692</span><span id="line-692"> ServiceException, ExecutionException, TimeoutException {</span> |
| <span class="source-line-no">693</span><span id="line-693"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">694</span><span id="line-694"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">695</span><span id="line-695"> try (Table t = createTableAndWait(tableName, HConstants.CATALOG_FAMILY)) {</span> |
| <span class="source-line-no">696</span><span id="line-696"> List<HRegion> regions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">697</span><span id="line-697"> RegionInfo hri = getAndCheckSingleTableRegion(regions);</span> |
| <span class="source-line-no">698</span><span id="line-698"></span> |
| <span class="source-line-no">699</span><span id="line-699"> int tableRegionIndex = ensureTableRegionNotOnSameServerAsMeta(admin, hri);</span> |
| <span class="source-line-no">700</span><span id="line-700"></span> |
| <span class="source-line-no">701</span><span id="line-701"> // Turn off balancer so it doesn't cut in and mess up our placements.</span> |
| <span class="source-line-no">702</span><span id="line-702"> this.admin.balancerSwitch(false, true);</span> |
| <span class="source-line-no">703</span><span id="line-703"> // Turn off the meta scanner so it don't remove parent on us.</span> |
| <span class="source-line-no">704</span><span id="line-704"> cluster.getMaster().setCatalogJanitorEnabled(false);</span> |
| <span class="source-line-no">705</span><span id="line-705"> // Add a bit of load up into the table so splittable.</span> |
| <span class="source-line-no">706</span><span id="line-706"> TESTING_UTIL.loadTable(t, HConstants.CATALOG_FAMILY, false);</span> |
| <span class="source-line-no">707</span><span id="line-707"> // Get region pre-split.</span> |
| <span class="source-line-no">708</span><span id="line-708"> HRegionServer server = cluster.getRegionServer(tableRegionIndex);</span> |
| <span class="source-line-no">709</span><span id="line-709"> printOutRegions(server, "Initial regions: ");</span> |
| <span class="source-line-no">710</span><span id="line-710"> // Call split.</span> |
| <span class="source-line-no">711</span><span id="line-711"> this.admin.splitRegionAsync(hri.getRegionName()).get(2, TimeUnit.MINUTES);</span> |
| <span class="source-line-no">712</span><span id="line-712"> List<HRegion> daughters = checkAndGetDaughters(tableName);</span> |
| <span class="source-line-no">713</span><span id="line-713"></span> |
| <span class="source-line-no">714</span><span id="line-714"> // Before cleanup, get a new master.</span> |
| <span class="source-line-no">715</span><span id="line-715"> HMaster master = abortAndWaitForMaster();</span> |
| <span class="source-line-no">716</span><span id="line-716"> // Now call compact on the daughters and clean up any references.</span> |
| <span class="source-line-no">717</span><span id="line-717"> for (HRegion daughter : daughters) {</span> |
| <span class="source-line-no">718</span><span id="line-718"> clearReferences(daughter);</span> |
| <span class="source-line-no">719</span><span id="line-719"> assertFalse(daughter.hasReferences());</span> |
| <span class="source-line-no">720</span><span id="line-720"> }</span> |
| <span class="source-line-no">721</span><span id="line-721"> // BUT calling compact on the daughters is not enough. The CatalogJanitor looks</span> |
| <span class="source-line-no">722</span><span id="line-722"> // in the filesystem, and the filesystem content is not same as what the Region</span> |
| <span class="source-line-no">723</span><span id="line-723"> // is reading from. Compacted-away files are picked up later by the compacted</span> |
| <span class="source-line-no">724</span><span id="line-724"> // file discharger process. It runs infrequently. Make it run so CatalogJanitor</span> |
| <span class="source-line-no">725</span><span id="line-725"> // doens't find any references.</span> |
| <span class="source-line-no">726</span><span id="line-726"> for (RegionServerThread rst : cluster.getRegionServerThreads()) {</span> |
| <span class="source-line-no">727</span><span id="line-727"> boolean oldSetting = rst.getRegionServer().compactedFileDischarger.setUseExecutor(false);</span> |
| <span class="source-line-no">728</span><span id="line-728"> rst.getRegionServer().compactedFileDischarger.run();</span> |
| <span class="source-line-no">729</span><span id="line-729"> rst.getRegionServer().compactedFileDischarger.setUseExecutor(oldSetting);</span> |
| <span class="source-line-no">730</span><span id="line-730"> }</span> |
| <span class="source-line-no">731</span><span id="line-731"> cluster.getMaster().setCatalogJanitorEnabled(true);</span> |
| <span class="source-line-no">732</span><span id="line-732"> ProcedureTestingUtility.waitAllProcedures(cluster.getMaster().getMasterProcedureExecutor());</span> |
| <span class="source-line-no">733</span><span id="line-733"> LOG.info("Starting run of CatalogJanitor");</span> |
| <span class="source-line-no">734</span><span id="line-734"> cluster.getMaster().getCatalogJanitor().run();</span> |
| <span class="source-line-no">735</span><span id="line-735"> ProcedureTestingUtility.waitAllProcedures(cluster.getMaster().getMasterProcedureExecutor());</span> |
| <span class="source-line-no">736</span><span id="line-736"> RegionStates regionStates = master.getAssignmentManager().getRegionStates();</span> |
| <span class="source-line-no">737</span><span id="line-737"> ServerName regionServerOfRegion = regionStates.getRegionServerOfRegion(hri);</span> |
| <span class="source-line-no">738</span><span id="line-738"> assertEquals(null, regionServerOfRegion);</span> |
| <span class="source-line-no">739</span><span id="line-739"> } finally {</span> |
| <span class="source-line-no">740</span><span id="line-740"> TESTING_UTIL.getAdmin().balancerSwitch(true, false);</span> |
| <span class="source-line-no">741</span><span id="line-741"> cluster.getMaster().setCatalogJanitorEnabled(true);</span> |
| <span class="source-line-no">742</span><span id="line-742"> }</span> |
| <span class="source-line-no">743</span><span id="line-743"> }</span> |
| <span class="source-line-no">744</span><span id="line-744"></span> |
| <span class="source-line-no">745</span><span id="line-745"> @Test</span> |
| <span class="source-line-no">746</span><span id="line-746"> public void testSplitWithRegionReplicas() throws Exception {</span> |
| <span class="source-line-no">747</span><span id="line-747"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">748</span><span id="line-748"> TableDescriptor htd = TESTING_UTIL</span> |
| <span class="source-line-no">749</span><span id="line-749"> .createModifyableTableDescriptor(TableName.valueOf(name.getMethodName()),</span> |
| <span class="source-line-no">750</span><span id="line-750"> ColumnFamilyDescriptorBuilder.DEFAULT_MIN_VERSIONS, 3, HConstants.FOREVER,</span> |
| <span class="source-line-no">751</span><span id="line-751"> ColumnFamilyDescriptorBuilder.DEFAULT_KEEP_DELETED)</span> |
| <span class="source-line-no">752</span><span id="line-752"> .setRegionReplication(2).setCoprocessor(SlowMeCopro.class.getName()).build();</span> |
| <span class="source-line-no">753</span><span id="line-753"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">754</span><span id="line-754"> Table t = TESTING_UTIL.createTable(htd, new byte[][] { Bytes.toBytes("cf") }, null);</span> |
| <span class="source-line-no">755</span><span id="line-755"> List<HRegion> oldRegions;</span> |
| <span class="source-line-no">756</span><span id="line-756"> do {</span> |
| <span class="source-line-no">757</span><span id="line-757"> oldRegions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">758</span><span id="line-758"> Thread.sleep(10);</span> |
| <span class="source-line-no">759</span><span id="line-759"> } while (oldRegions.size() != 2);</span> |
| <span class="source-line-no">760</span><span id="line-760"> for (HRegion h : oldRegions)</span> |
| <span class="source-line-no">761</span><span id="line-761"> LOG.debug("OLDREGION " + h.getRegionInfo());</span> |
| <span class="source-line-no">762</span><span id="line-762"> try {</span> |
| <span class="source-line-no">763</span><span id="line-763"> int regionServerIndex =</span> |
| <span class="source-line-no">764</span><span id="line-764"> cluster.getServerWith(oldRegions.get(0).getRegionInfo().getRegionName());</span> |
| <span class="source-line-no">765</span><span id="line-765"> HRegionServer regionServer = cluster.getRegionServer(regionServerIndex);</span> |
| <span class="source-line-no">766</span><span id="line-766"> insertData(tableName, admin, t);</span> |
| <span class="source-line-no">767</span><span id="line-767"> // Turn off balancer so it doesn't cut in and mess up our placements.</span> |
| <span class="source-line-no">768</span><span id="line-768"> admin.balancerSwitch(false, true);</span> |
| <span class="source-line-no">769</span><span id="line-769"> // Turn off the meta scanner so it don't remove parent on us.</span> |
| <span class="source-line-no">770</span><span id="line-770"> cluster.getMaster().setCatalogJanitorEnabled(false);</span> |
| <span class="source-line-no">771</span><span id="line-771"> boolean tableExists = TESTING_UTIL.getAdmin().tableExists(tableName);</span> |
| <span class="source-line-no">772</span><span id="line-772"> assertEquals("The specified table should be present.", true, tableExists);</span> |
| <span class="source-line-no">773</span><span id="line-773"> final HRegion region = findSplittableRegion(oldRegions);</span> |
| <span class="source-line-no">774</span><span id="line-774"> regionServerIndex = cluster.getServerWith(region.getRegionInfo().getRegionName());</span> |
| <span class="source-line-no">775</span><span id="line-775"> regionServer = cluster.getRegionServer(regionServerIndex);</span> |
| <span class="source-line-no">776</span><span id="line-776"> assertTrue("not able to find a splittable region", region != null);</span> |
| <span class="source-line-no">777</span><span id="line-777"> try {</span> |
| <span class="source-line-no">778</span><span id="line-778"> requestSplitRegion(regionServer, region, Bytes.toBytes("row2"));</span> |
| <span class="source-line-no">779</span><span id="line-779"> } catch (IOException e) {</span> |
| <span class="source-line-no">780</span><span id="line-780"> e.printStackTrace();</span> |
| <span class="source-line-no">781</span><span id="line-781"> fail("Split execution should have succeeded with no exceptions thrown " + e);</span> |
| <span class="source-line-no">782</span><span id="line-782"> }</span> |
| <span class="source-line-no">783</span><span id="line-783"> // TESTING_UTIL.waitUntilAllRegionsAssigned(tableName);</span> |
| <span class="source-line-no">784</span><span id="line-784"> List<HRegion> newRegions;</span> |
| <span class="source-line-no">785</span><span id="line-785"> do {</span> |
| <span class="source-line-no">786</span><span id="line-786"> newRegions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">787</span><span id="line-787"> for (HRegion h : newRegions)</span> |
| <span class="source-line-no">788</span><span id="line-788"> LOG.debug("NEWREGION " + h.getRegionInfo());</span> |
| <span class="source-line-no">789</span><span id="line-789"> Thread.sleep(1000);</span> |
| <span class="source-line-no">790</span><span id="line-790"> } while (</span> |
| <span class="source-line-no">791</span><span id="line-791"> (newRegions.contains(oldRegions.get(0)) || newRegions.contains(oldRegions.get(1)))</span> |
| <span class="source-line-no">792</span><span id="line-792"> || newRegions.size() != 4</span> |
| <span class="source-line-no">793</span><span id="line-793"> );</span> |
| <span class="source-line-no">794</span><span id="line-794"> tableExists = TESTING_UTIL.getAdmin().tableExists(tableName);</span> |
| <span class="source-line-no">795</span><span id="line-795"> assertEquals("The specified table should be present.", true, tableExists);</span> |
| <span class="source-line-no">796</span><span id="line-796"> // exists works on stale and we see the put after the flush</span> |
| <span class="source-line-no">797</span><span id="line-797"> byte[] b1 = Bytes.toBytes("row1");</span> |
| <span class="source-line-no">798</span><span id="line-798"> Get g = new Get(b1);</span> |
| <span class="source-line-no">799</span><span id="line-799"> g.setConsistency(Consistency.STRONG);</span> |
| <span class="source-line-no">800</span><span id="line-800"> // The following GET will make a trip to the meta to get the new location of the 1st daughter</span> |
| <span class="source-line-no">801</span><span id="line-801"> // In the process it will also get the location of the replica of the daughter (initially</span> |
| <span class="source-line-no">802</span><span id="line-802"> // pointing to the parent's replica)</span> |
| <span class="source-line-no">803</span><span id="line-803"> Result r = t.get(g);</span> |
| <span class="source-line-no">804</span><span id="line-804"> Assert.assertFalse(r.isStale());</span> |
| <span class="source-line-no">805</span><span id="line-805"> LOG.info("exists stale after flush done");</span> |
| <span class="source-line-no">806</span><span id="line-806"></span> |
| <span class="source-line-no">807</span><span id="line-807"> SlowMeCopro.getPrimaryCdl().set(new CountDownLatch(1));</span> |
| <span class="source-line-no">808</span><span id="line-808"> g = new Get(b1);</span> |
| <span class="source-line-no">809</span><span id="line-809"> g.setConsistency(Consistency.TIMELINE);</span> |
| <span class="source-line-no">810</span><span id="line-810"> // This will succeed because in the previous GET we get the location of the replica</span> |
| <span class="source-line-no">811</span><span id="line-811"> r = t.get(g);</span> |
| <span class="source-line-no">812</span><span id="line-812"> Assert.assertTrue(r.isStale());</span> |
| <span class="source-line-no">813</span><span id="line-813"> SlowMeCopro.getPrimaryCdl().get().countDown();</span> |
| <span class="source-line-no">814</span><span id="line-814"> } finally {</span> |
| <span class="source-line-no">815</span><span id="line-815"> SlowMeCopro.getPrimaryCdl().get().countDown();</span> |
| <span class="source-line-no">816</span><span id="line-816"> admin.balancerSwitch(true, false);</span> |
| <span class="source-line-no">817</span><span id="line-817"> cluster.getMaster().setCatalogJanitorEnabled(true);</span> |
| <span class="source-line-no">818</span><span id="line-818"> t.close();</span> |
| <span class="source-line-no">819</span><span id="line-819"> }</span> |
| <span class="source-line-no">820</span><span id="line-820"> }</span> |
| <span class="source-line-no">821</span><span id="line-821"></span> |
| <span class="source-line-no">822</span><span id="line-822"> private void insertData(final TableName tableName, Admin admin, Table t) throws IOException {</span> |
| <span class="source-line-no">823</span><span id="line-823"> insertData(tableName, admin, t, 1);</span> |
| <span class="source-line-no">824</span><span id="line-824"> }</span> |
| <span class="source-line-no">825</span><span id="line-825"></span> |
| <span class="source-line-no">826</span><span id="line-826"> private void insertData(TableName tableName, Admin admin, Table t, int i) throws IOException {</span> |
| <span class="source-line-no">827</span><span id="line-827"> Put p = new Put(Bytes.toBytes("row" + i));</span> |
| <span class="source-line-no">828</span><span id="line-828"> p.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("q1"), Bytes.toBytes("1"));</span> |
| <span class="source-line-no">829</span><span id="line-829"> t.put(p);</span> |
| <span class="source-line-no">830</span><span id="line-830"> p = new Put(Bytes.toBytes("row" + (i + 1)));</span> |
| <span class="source-line-no">831</span><span id="line-831"> p.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("q1"), Bytes.toBytes("2"));</span> |
| <span class="source-line-no">832</span><span id="line-832"> t.put(p);</span> |
| <span class="source-line-no">833</span><span id="line-833"> p = new Put(Bytes.toBytes("row" + (i + 2)));</span> |
| <span class="source-line-no">834</span><span id="line-834"> p.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("q1"), Bytes.toBytes("3"));</span> |
| <span class="source-line-no">835</span><span id="line-835"> t.put(p);</span> |
| <span class="source-line-no">836</span><span id="line-836"> p = new Put(Bytes.toBytes("row" + (i + 3)));</span> |
| <span class="source-line-no">837</span><span id="line-837"> p.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("q1"), Bytes.toBytes("4"));</span> |
| <span class="source-line-no">838</span><span id="line-838"> t.put(p);</span> |
| <span class="source-line-no">839</span><span id="line-839"> admin.flush(tableName);</span> |
| <span class="source-line-no">840</span><span id="line-840"> }</span> |
| <span class="source-line-no">841</span><span id="line-841"></span> |
| <span class="source-line-no">842</span><span id="line-842"> /**</span> |
| <span class="source-line-no">843</span><span id="line-843"> * If a table has regions that have no store files in a region, they should split successfully</span> |
| <span class="source-line-no">844</span><span id="line-844"> * into two regions with no store files.</span> |
| <span class="source-line-no">845</span><span id="line-845"> */</span> |
| <span class="source-line-no">846</span><span id="line-846"> @Test</span> |
| <span class="source-line-no">847</span><span id="line-847"> public void testSplitRegionWithNoStoreFiles() throws Exception {</span> |
| <span class="source-line-no">848</span><span id="line-848"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">849</span><span id="line-849"> // Create table then get the single region for our new table.</span> |
| <span class="source-line-no">850</span><span id="line-850"> createTableAndWait(tableName, HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">851</span><span id="line-851"> List<HRegion> regions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">852</span><span id="line-852"> RegionInfo hri = getAndCheckSingleTableRegion(regions);</span> |
| <span class="source-line-no">853</span><span id="line-853"> ensureTableRegionNotOnSameServerAsMeta(admin, hri);</span> |
| <span class="source-line-no">854</span><span id="line-854"> int regionServerIndex = cluster.getServerWith(regions.get(0).getRegionInfo().getRegionName());</span> |
| <span class="source-line-no">855</span><span id="line-855"> HRegionServer regionServer = cluster.getRegionServer(regionServerIndex);</span> |
| <span class="source-line-no">856</span><span id="line-856"> // Turn off balancer so it doesn't cut in and mess up our placements.</span> |
| <span class="source-line-no">857</span><span id="line-857"> this.admin.balancerSwitch(false, true);</span> |
| <span class="source-line-no">858</span><span id="line-858"> // Turn off the meta scanner so it don't remove parent on us.</span> |
| <span class="source-line-no">859</span><span id="line-859"> cluster.getMaster().setCatalogJanitorEnabled(false);</span> |
| <span class="source-line-no">860</span><span id="line-860"> try {</span> |
| <span class="source-line-no">861</span><span id="line-861"> // Precondition: we created a table with no data, no store files.</span> |
| <span class="source-line-no">862</span><span id="line-862"> printOutRegions(regionServer, "Initial regions: ");</span> |
| <span class="source-line-no">863</span><span id="line-863"> Configuration conf = cluster.getConfiguration();</span> |
| <span class="source-line-no">864</span><span id="line-864"> HBaseFsck.debugLsr(conf, new Path("/"));</span> |
| <span class="source-line-no">865</span><span id="line-865"> Path rootDir = CommonFSUtils.getRootDir(conf);</span> |
| <span class="source-line-no">866</span><span id="line-866"> FileSystem fs = TESTING_UTIL.getDFSCluster().getFileSystem();</span> |
| <span class="source-line-no">867</span><span id="line-867"> Map<String, Path> storefiles = FSUtils.getTableStoreFilePathMap(null, fs, rootDir, tableName);</span> |
| <span class="source-line-no">868</span><span id="line-868"> assertEquals("Expected nothing but found " + storefiles.toString(), 0, storefiles.size());</span> |
| <span class="source-line-no">869</span><span id="line-869"></span> |
| <span class="source-line-no">870</span><span id="line-870"> // find a splittable region. Refresh the regions list</span> |
| <span class="source-line-no">871</span><span id="line-871"> regions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">872</span><span id="line-872"> final HRegion region = findSplittableRegion(regions);</span> |
| <span class="source-line-no">873</span><span id="line-873"> assertTrue("not able to find a splittable region", region != null);</span> |
| <span class="source-line-no">874</span><span id="line-874"></span> |
| <span class="source-line-no">875</span><span id="line-875"> // Now split.</span> |
| <span class="source-line-no">876</span><span id="line-876"> try {</span> |
| <span class="source-line-no">877</span><span id="line-877"> requestSplitRegion(regionServer, region, Bytes.toBytes("row2"));</span> |
| <span class="source-line-no">878</span><span id="line-878"> } catch (IOException e) {</span> |
| <span class="source-line-no">879</span><span id="line-879"> fail("Split execution should have succeeded with no exceptions thrown");</span> |
| <span class="source-line-no">880</span><span id="line-880"> }</span> |
| <span class="source-line-no">881</span><span id="line-881"></span> |
| <span class="source-line-no">882</span><span id="line-882"> // Postcondition: split the table with no store files into two regions, but still have no</span> |
| <span class="source-line-no">883</span><span id="line-883"> // store files</span> |
| <span class="source-line-no">884</span><span id="line-884"> List<HRegion> daughters = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">885</span><span id="line-885"> assertEquals(2, daughters.size());</span> |
| <span class="source-line-no">886</span><span id="line-886"></span> |
| <span class="source-line-no">887</span><span id="line-887"> // check dirs</span> |
| <span class="source-line-no">888</span><span id="line-888"> HBaseFsck.debugLsr(conf, new Path("/"));</span> |
| <span class="source-line-no">889</span><span id="line-889"> Map<String, Path> storefilesAfter =</span> |
| <span class="source-line-no">890</span><span id="line-890"> FSUtils.getTableStoreFilePathMap(null, fs, rootDir, tableName);</span> |
| <span class="source-line-no">891</span><span id="line-891"> assertEquals("Expected nothing but found " + storefilesAfter.toString(), 0,</span> |
| <span class="source-line-no">892</span><span id="line-892"> storefilesAfter.size());</span> |
| <span class="source-line-no">893</span><span id="line-893"></span> |
| <span class="source-line-no">894</span><span id="line-894"> hri = region.getRegionInfo(); // split parent</span> |
| <span class="source-line-no">895</span><span id="line-895"> AssignmentManager am = cluster.getMaster().getAssignmentManager();</span> |
| <span class="source-line-no">896</span><span id="line-896"> RegionStates regionStates = am.getRegionStates();</span> |
| <span class="source-line-no">897</span><span id="line-897"> long start = EnvironmentEdgeManager.currentTime();</span> |
| <span class="source-line-no">898</span><span id="line-898"> while (!regionStates.isRegionInState(hri, State.SPLIT)) {</span> |
| <span class="source-line-no">899</span><span id="line-899"> LOG.debug("Waiting for SPLIT state on: " + hri);</span> |
| <span class="source-line-no">900</span><span id="line-900"> assertFalse("Timed out in waiting split parent to be in state SPLIT",</span> |
| <span class="source-line-no">901</span><span id="line-901"> EnvironmentEdgeManager.currentTime() - start > 60000);</span> |
| <span class="source-line-no">902</span><span id="line-902"> Thread.sleep(500);</span> |
| <span class="source-line-no">903</span><span id="line-903"> }</span> |
| <span class="source-line-no">904</span><span id="line-904"> assertTrue(regionStates.isRegionInState(daughters.get(0).getRegionInfo(), State.OPEN));</span> |
| <span class="source-line-no">905</span><span id="line-905"> assertTrue(regionStates.isRegionInState(daughters.get(1).getRegionInfo(), State.OPEN));</span> |
| <span class="source-line-no">906</span><span id="line-906"></span> |
| <span class="source-line-no">907</span><span id="line-907"> // We should not be able to assign it again</span> |
| <span class="source-line-no">908</span><span id="line-908"> try {</span> |
| <span class="source-line-no">909</span><span id="line-909"> am.assign(hri);</span> |
| <span class="source-line-no">910</span><span id="line-910"> } catch (DoNotRetryIOException e) {</span> |
| <span class="source-line-no">911</span><span id="line-911"> // Expected</span> |
| <span class="source-line-no">912</span><span id="line-912"> }</span> |
| <span class="source-line-no">913</span><span id="line-913"> assertFalse("Split region can't be assigned", regionStates.isRegionInTransition(hri));</span> |
| <span class="source-line-no">914</span><span id="line-914"> assertTrue(regionStates.isRegionInState(hri, State.SPLIT));</span> |
| <span class="source-line-no">915</span><span id="line-915"></span> |
| <span class="source-line-no">916</span><span id="line-916"> // We should not be able to unassign it either</span> |
| <span class="source-line-no">917</span><span id="line-917"> try {</span> |
| <span class="source-line-no">918</span><span id="line-918"> am.unassign(hri);</span> |
| <span class="source-line-no">919</span><span id="line-919"> fail("Should have thrown exception");</span> |
| <span class="source-line-no">920</span><span id="line-920"> } catch (DoNotRetryIOException e) {</span> |
| <span class="source-line-no">921</span><span id="line-921"> // Expected</span> |
| <span class="source-line-no">922</span><span id="line-922"> }</span> |
| <span class="source-line-no">923</span><span id="line-923"> assertFalse("Split region can't be unassigned", regionStates.isRegionInTransition(hri));</span> |
| <span class="source-line-no">924</span><span id="line-924"> assertTrue(regionStates.isRegionInState(hri, State.SPLIT));</span> |
| <span class="source-line-no">925</span><span id="line-925"> } finally {</span> |
| <span class="source-line-no">926</span><span id="line-926"> admin.balancerSwitch(true, false);</span> |
| <span class="source-line-no">927</span><span id="line-927"> cluster.getMaster().setCatalogJanitorEnabled(true);</span> |
| <span class="source-line-no">928</span><span id="line-928"> }</span> |
| <span class="source-line-no">929</span><span id="line-929"> }</span> |
| <span class="source-line-no">930</span><span id="line-930"></span> |
| <span class="source-line-no">931</span><span id="line-931"> @Test</span> |
| <span class="source-line-no">932</span><span id="line-932"> public void testStoreFileReferenceCreationWhenSplitPolicySaysToSkipRangeCheck() throws Exception {</span> |
| <span class="source-line-no">933</span><span id="line-933"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">934</span><span id="line-934"> try {</span> |
| <span class="source-line-no">935</span><span id="line-935"> byte[] cf = Bytes.toBytes("f");</span> |
| <span class="source-line-no">936</span><span id="line-936"> byte[] cf1 = Bytes.toBytes("i_f");</span> |
| <span class="source-line-no">937</span><span id="line-937"> TableDescriptor htd = TableDescriptorBuilder.newBuilder(tableName)</span> |
| <span class="source-line-no">938</span><span id="line-938"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf))</span> |
| <span class="source-line-no">939</span><span id="line-939"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf1))</span> |
| <span class="source-line-no">940</span><span id="line-940"> .setRegionSplitPolicyClassName(CustomSplitPolicy.class.getName()).build();</span> |
| <span class="source-line-no">941</span><span id="line-941"> admin.createTable(htd);</span> |
| <span class="source-line-no">942</span><span id="line-942"> List<HRegion> regions = awaitTableRegions(tableName);</span> |
| <span class="source-line-no">943</span><span id="line-943"> HRegion region = regions.get(0);</span> |
| <span class="source-line-no">944</span><span id="line-944"> for (int i = 3; i < 9; i++) {</span> |
| <span class="source-line-no">945</span><span id="line-945"> Put p = new Put(Bytes.toBytes("row" + i));</span> |
| <span class="source-line-no">946</span><span id="line-946"> p.addColumn(cf, Bytes.toBytes("q"), Bytes.toBytes("value" + i));</span> |
| <span class="source-line-no">947</span><span id="line-947"> p.addColumn(cf1, Bytes.toBytes("q"), Bytes.toBytes("value" + i));</span> |
| <span class="source-line-no">948</span><span id="line-948"> region.put(p);</span> |
| <span class="source-line-no">949</span><span id="line-949"> }</span> |
| <span class="source-line-no">950</span><span id="line-950"> region.flush(true);</span> |
| <span class="source-line-no">951</span><span id="line-951"> HStore store = region.getStore(cf);</span> |
| <span class="source-line-no">952</span><span id="line-952"> Collection<HStoreFile> storefiles = store.getStorefiles();</span> |
| <span class="source-line-no">953</span><span id="line-953"> assertEquals(1, storefiles.size());</span> |
| <span class="source-line-no">954</span><span id="line-954"> assertFalse(region.hasReferences());</span> |
| <span class="source-line-no">955</span><span id="line-955"> Path referencePath = region.getRegionFileSystem().splitStoreFile(region.getRegionInfo(), "f",</span> |
| <span class="source-line-no">956</span><span id="line-956"> storefiles.iterator().next(), Bytes.toBytes("row1"), false, region.getSplitPolicy());</span> |
| <span class="source-line-no">957</span><span id="line-957"> assertNull(referencePath);</span> |
| <span class="source-line-no">958</span><span id="line-958"> referencePath = region.getRegionFileSystem().splitStoreFile(region.getRegionInfo(), "i_f",</span> |
| <span class="source-line-no">959</span><span id="line-959"> storefiles.iterator().next(), Bytes.toBytes("row1"), false, region.getSplitPolicy());</span> |
| <span class="source-line-no">960</span><span id="line-960"> assertNotNull(referencePath);</span> |
| <span class="source-line-no">961</span><span id="line-961"> } finally {</span> |
| <span class="source-line-no">962</span><span id="line-962"> TESTING_UTIL.deleteTable(tableName);</span> |
| <span class="source-line-no">963</span><span id="line-963"> }</span> |
| <span class="source-line-no">964</span><span id="line-964"> }</span> |
| <span class="source-line-no">965</span><span id="line-965"></span> |
| <span class="source-line-no">966</span><span id="line-966"> private HRegion findSplittableRegion(final List<HRegion> regions) throws InterruptedException {</span> |
| <span class="source-line-no">967</span><span id="line-967"> for (int i = 0; i < 5; ++i) {</span> |
| <span class="source-line-no">968</span><span id="line-968"> for (HRegion r : regions) {</span> |
| <span class="source-line-no">969</span><span id="line-969"> if (r.isSplittable() && r.getRegionInfo().getReplicaId() == 0) {</span> |
| <span class="source-line-no">970</span><span id="line-970"> return (r);</span> |
| <span class="source-line-no">971</span><span id="line-971"> }</span> |
| <span class="source-line-no">972</span><span id="line-972"> }</span> |
| <span class="source-line-no">973</span><span id="line-973"> Thread.sleep(100);</span> |
| <span class="source-line-no">974</span><span id="line-974"> }</span> |
| <span class="source-line-no">975</span><span id="line-975"> return null;</span> |
| <span class="source-line-no">976</span><span id="line-976"> }</span> |
| <span class="source-line-no">977</span><span id="line-977"></span> |
| <span class="source-line-no">978</span><span id="line-978"> private List<HRegion> checkAndGetDaughters(TableName tableName) throws InterruptedException {</span> |
| <span class="source-line-no">979</span><span id="line-979"> List<HRegion> daughters = null;</span> |
| <span class="source-line-no">980</span><span id="line-980"> // try up to 10s</span> |
| <span class="source-line-no">981</span><span id="line-981"> for (int i = 0; i < 100; i++) {</span> |
| <span class="source-line-no">982</span><span id="line-982"> daughters = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">983</span><span id="line-983"> if (daughters.size() >= 2) {</span> |
| <span class="source-line-no">984</span><span id="line-984"> break;</span> |
| <span class="source-line-no">985</span><span id="line-985"> }</span> |
| <span class="source-line-no">986</span><span id="line-986"> Thread.sleep(100);</span> |
| <span class="source-line-no">987</span><span id="line-987"> }</span> |
| <span class="source-line-no">988</span><span id="line-988"> assertTrue(daughters.size() >= 2);</span> |
| <span class="source-line-no">989</span><span id="line-989"> return daughters;</span> |
| <span class="source-line-no">990</span><span id="line-990"> }</span> |
| <span class="source-line-no">991</span><span id="line-991"></span> |
| <span class="source-line-no">992</span><span id="line-992"> private HMaster abortAndWaitForMaster() throws IOException, InterruptedException {</span> |
| <span class="source-line-no">993</span><span id="line-993"> cluster.abortMaster(0);</span> |
| <span class="source-line-no">994</span><span id="line-994"> cluster.waitOnMaster(0);</span> |
| <span class="source-line-no">995</span><span id="line-995"> HMaster master = cluster.startMaster().getMaster();</span> |
| <span class="source-line-no">996</span><span id="line-996"> cluster.waitForActiveAndReadyMaster();</span> |
| <span class="source-line-no">997</span><span id="line-997"> // reset the connections</span> |
| <span class="source-line-no">998</span><span id="line-998"> Closeables.close(admin, true);</span> |
| <span class="source-line-no">999</span><span id="line-999"> TESTING_UTIL.invalidateConnection();</span> |
| <span class="source-line-no">1000</span><span id="line-1000"> admin = TESTING_UTIL.getAdmin();</span> |
| <span class="source-line-no">1001</span><span id="line-1001"> return master;</span> |
| <span class="source-line-no">1002</span><span id="line-1002"> }</span> |
| <span class="source-line-no">1003</span><span id="line-1003"></span> |
| <span class="source-line-no">1004</span><span id="line-1004"> /**</span> |
| <span class="source-line-no">1005</span><span id="line-1005"> * Ensure single table region is not on same server as the single hbase:meta table region.</span> |
| <span class="source-line-no">1006</span><span id="line-1006"> * @return Index of the server hosting the single table region</span> |
| <span class="source-line-no">1007</span><span id="line-1007"> */</span> |
| <span class="source-line-no">1008</span><span id="line-1008"> private int ensureTableRegionNotOnSameServerAsMeta(final Admin admin, final RegionInfo hri)</span> |
| <span class="source-line-no">1009</span><span id="line-1009"> throws IOException, MasterNotRunningException, ZooKeeperConnectionException,</span> |
| <span class="source-line-no">1010</span><span id="line-1010"> InterruptedException {</span> |
| <span class="source-line-no">1011</span><span id="line-1011"> // Now make sure that the table region is not on same server as that hosting</span> |
| <span class="source-line-no">1012</span><span id="line-1012"> // hbase:meta We don't want hbase:meta replay polluting our test when we later crash</span> |
| <span class="source-line-no">1013</span><span id="line-1013"> // the table region serving server.</span> |
| <span class="source-line-no">1014</span><span id="line-1014"> int metaServerIndex = cluster.getServerWithMeta();</span> |
| <span class="source-line-no">1015</span><span id="line-1015"> HRegionServer metaRegionServer = cluster.getRegionServer(metaServerIndex);</span> |
| <span class="source-line-no">1016</span><span id="line-1016"> int tableRegionIndex = cluster.getServerWith(hri.getRegionName());</span> |
| <span class="source-line-no">1017</span><span id="line-1017"> assertTrue(tableRegionIndex != -1);</span> |
| <span class="source-line-no">1018</span><span id="line-1018"> HRegionServer tableRegionServer = cluster.getRegionServer(tableRegionIndex);</span> |
| <span class="source-line-no">1019</span><span id="line-1019"> LOG.info("MetaRegionServer=" + metaRegionServer.getServerName() + ", other="</span> |
| <span class="source-line-no">1020</span><span id="line-1020"> + tableRegionServer.getServerName());</span> |
| <span class="source-line-no">1021</span><span id="line-1021"> if (metaRegionServer.getServerName().equals(tableRegionServer.getServerName())) {</span> |
| <span class="source-line-no">1022</span><span id="line-1022"> HRegionServer hrs = getOtherRegionServer(cluster, metaRegionServer);</span> |
| <span class="source-line-no">1023</span><span id="line-1023"> assertNotNull(hrs);</span> |
| <span class="source-line-no">1024</span><span id="line-1024"> assertNotNull(hri);</span> |
| <span class="source-line-no">1025</span><span id="line-1025"> LOG.info("Moving " + hri.getRegionNameAsString() + " from " + metaRegionServer.getServerName()</span> |
| <span class="source-line-no">1026</span><span id="line-1026"> + " to " + hrs.getServerName() + "; metaServerIndex=" + metaServerIndex);</span> |
| <span class="source-line-no">1027</span><span id="line-1027"> admin.move(hri.getEncodedNameAsBytes(), hrs.getServerName());</span> |
| <span class="source-line-no">1028</span><span id="line-1028"> }</span> |
| <span class="source-line-no">1029</span><span id="line-1029"> // Wait till table region is up on the server that is NOT carrying hbase:meta.</span> |
| <span class="source-line-no">1030</span><span id="line-1030"> for (int i = 0; i < 100; i++) {</span> |
| <span class="source-line-no">1031</span><span id="line-1031"> tableRegionIndex = cluster.getServerWith(hri.getRegionName());</span> |
| <span class="source-line-no">1032</span><span id="line-1032"> if (tableRegionIndex != -1 && tableRegionIndex != metaServerIndex) break;</span> |
| <span class="source-line-no">1033</span><span id="line-1033"> LOG.debug("Waiting on region move off the hbase:meta server; current index "</span> |
| <span class="source-line-no">1034</span><span id="line-1034"> + tableRegionIndex + " and metaServerIndex=" + metaServerIndex);</span> |
| <span class="source-line-no">1035</span><span id="line-1035"> Thread.sleep(100);</span> |
| <span class="source-line-no">1036</span><span id="line-1036"> }</span> |
| <span class="source-line-no">1037</span><span id="line-1037"> assertTrue("Region not moved off hbase:meta server, tableRegionIndex=" + tableRegionIndex,</span> |
| <span class="source-line-no">1038</span><span id="line-1038"> tableRegionIndex != -1 && tableRegionIndex != metaServerIndex);</span> |
| <span class="source-line-no">1039</span><span id="line-1039"> // Verify for sure table region is not on same server as hbase:meta</span> |
| <span class="source-line-no">1040</span><span id="line-1040"> tableRegionIndex = cluster.getServerWith(hri.getRegionName());</span> |
| <span class="source-line-no">1041</span><span id="line-1041"> assertTrue(tableRegionIndex != -1);</span> |
| <span class="source-line-no">1042</span><span id="line-1042"> assertNotSame(metaServerIndex, tableRegionIndex);</span> |
| <span class="source-line-no">1043</span><span id="line-1043"> return tableRegionIndex;</span> |
| <span class="source-line-no">1044</span><span id="line-1044"> }</span> |
| <span class="source-line-no">1045</span><span id="line-1045"></span> |
| <span class="source-line-no">1046</span><span id="line-1046"> /**</span> |
| <span class="source-line-no">1047</span><span id="line-1047"> * Find regionserver other than the one passed. Can't rely on indexes into list of regionservers</span> |
| <span class="source-line-no">1048</span><span id="line-1048"> * since crashed servers occupy an index.</span> |
| <span class="source-line-no">1049</span><span id="line-1049"> * @return A regionserver that is not <code>notThisOne</code> or null if none found</span> |
| <span class="source-line-no">1050</span><span id="line-1050"> */</span> |
| <span class="source-line-no">1051</span><span id="line-1051"> private HRegionServer getOtherRegionServer(final SingleProcessHBaseCluster cluster,</span> |
| <span class="source-line-no">1052</span><span id="line-1052"> final HRegionServer notThisOne) {</span> |
| <span class="source-line-no">1053</span><span id="line-1053"> for (RegionServerThread rst : cluster.getRegionServerThreads()) {</span> |
| <span class="source-line-no">1054</span><span id="line-1054"> HRegionServer hrs = rst.getRegionServer();</span> |
| <span class="source-line-no">1055</span><span id="line-1055"> if (hrs.getServerName().equals(notThisOne.getServerName())) continue;</span> |
| <span class="source-line-no">1056</span><span id="line-1056"> if (hrs.isStopping() || hrs.isStopped()) continue;</span> |
| <span class="source-line-no">1057</span><span id="line-1057"> return hrs;</span> |
| <span class="source-line-no">1058</span><span id="line-1058"> }</span> |
| <span class="source-line-no">1059</span><span id="line-1059"> return null;</span> |
| <span class="source-line-no">1060</span><span id="line-1060"> }</span> |
| <span class="source-line-no">1061</span><span id="line-1061"></span> |
| <span class="source-line-no">1062</span><span id="line-1062"> private void printOutRegions(final HRegionServer hrs, final String prefix) throws IOException {</span> |
| <span class="source-line-no">1063</span><span id="line-1063"> List<RegionInfo> regions = ProtobufUtil.getOnlineRegions(hrs.getRSRpcServices());</span> |
| <span class="source-line-no">1064</span><span id="line-1064"> for (RegionInfo region : regions) {</span> |
| <span class="source-line-no">1065</span><span id="line-1065"> LOG.info(prefix + region.getRegionNameAsString());</span> |
| <span class="source-line-no">1066</span><span id="line-1066"> }</span> |
| <span class="source-line-no">1067</span><span id="line-1067"> }</span> |
| <span class="source-line-no">1068</span><span id="line-1068"></span> |
| <span class="source-line-no">1069</span><span id="line-1069"> private void waitUntilRegionServerDead() throws InterruptedException, IOException {</span> |
| <span class="source-line-no">1070</span><span id="line-1070"> // Wait until the master processes the RS shutdown</span> |
| <span class="source-line-no">1071</span><span id="line-1071"> for (int i =</span> |
| <span class="source-line-no">1072</span><span id="line-1072"> 0; (cluster.getMaster().getClusterMetrics().getLiveServerMetrics().size() > NB_SERVERS</span> |
| <span class="source-line-no">1073</span><span id="line-1073"> || cluster.getLiveRegionServerThreads().size() > NB_SERVERS) && i < 100; i++) {</span> |
| <span class="source-line-no">1074</span><span id="line-1074"> LOG.info("Waiting on server to go down");</span> |
| <span class="source-line-no">1075</span><span id="line-1075"> Thread.sleep(100);</span> |
| <span class="source-line-no">1076</span><span id="line-1076"> }</span> |
| <span class="source-line-no">1077</span><span id="line-1077"> assertFalse("Waited too long for RS to die",</span> |
| <span class="source-line-no">1078</span><span id="line-1078"> cluster.getMaster().getClusterMetrics().getLiveServerMetrics().size() > NB_SERVERS</span> |
| <span class="source-line-no">1079</span><span id="line-1079"> || cluster.getLiveRegionServerThreads().size() > NB_SERVERS);</span> |
| <span class="source-line-no">1080</span><span id="line-1080"> }</span> |
| <span class="source-line-no">1081</span><span id="line-1081"></span> |
| <span class="source-line-no">1082</span><span id="line-1082"> private void awaitDaughters(TableName tableName, int numDaughters) throws InterruptedException {</span> |
| <span class="source-line-no">1083</span><span id="line-1083"> // Wait till regions are back on line again.</span> |
| <span class="source-line-no">1084</span><span id="line-1084"> for (int i = 0; cluster.getRegions(tableName).size() < numDaughters && i < 60; i++) {</span> |
| <span class="source-line-no">1085</span><span id="line-1085"> LOG.info("Waiting for repair to happen");</span> |
| <span class="source-line-no">1086</span><span id="line-1086"> Thread.sleep(1000);</span> |
| <span class="source-line-no">1087</span><span id="line-1087"> }</span> |
| <span class="source-line-no">1088</span><span id="line-1088"> if (cluster.getRegions(tableName).size() < numDaughters) {</span> |
| <span class="source-line-no">1089</span><span id="line-1089"> fail("Waiting too long for daughter regions");</span> |
| <span class="source-line-no">1090</span><span id="line-1090"> }</span> |
| <span class="source-line-no">1091</span><span id="line-1091"> }</span> |
| <span class="source-line-no">1092</span><span id="line-1092"></span> |
| <span class="source-line-no">1093</span><span id="line-1093"> private List<HRegion> awaitTableRegions(final TableName tableName) throws InterruptedException {</span> |
| <span class="source-line-no">1094</span><span id="line-1094"> List<HRegion> regions = null;</span> |
| <span class="source-line-no">1095</span><span id="line-1095"> for (int i = 0; i < 100; i++) {</span> |
| <span class="source-line-no">1096</span><span id="line-1096"> regions = cluster.getRegions(tableName);</span> |
| <span class="source-line-no">1097</span><span id="line-1097"> if (regions.size() > 0) break;</span> |
| <span class="source-line-no">1098</span><span id="line-1098"> Thread.sleep(100);</span> |
| <span class="source-line-no">1099</span><span id="line-1099"> }</span> |
| <span class="source-line-no">1100</span><span id="line-1100"> return regions;</span> |
| <span class="source-line-no">1101</span><span id="line-1101"> }</span> |
| <span class="source-line-no">1102</span><span id="line-1102"></span> |
| <span class="source-line-no">1103</span><span id="line-1103"> private Table createTableAndWait(TableName tableName, byte[] cf)</span> |
| <span class="source-line-no">1104</span><span id="line-1104"> throws IOException, InterruptedException {</span> |
| <span class="source-line-no">1105</span><span id="line-1105"> Table t = TESTING_UTIL.createTable(tableName, cf);</span> |
| <span class="source-line-no">1106</span><span id="line-1106"> awaitTableRegions(tableName);</span> |
| <span class="source-line-no">1107</span><span id="line-1107"> assertTrue("Table not online: " + tableName, cluster.getRegions(tableName).size() != 0);</span> |
| <span class="source-line-no">1108</span><span id="line-1108"> return t;</span> |
| <span class="source-line-no">1109</span><span id="line-1109"> }</span> |
| <span class="source-line-no">1110</span><span id="line-1110"></span> |
| <span class="source-line-no">1111</span><span id="line-1111"> // Make it public so that JVMClusterUtil can access it.</span> |
| <span class="source-line-no">1112</span><span id="line-1112"> public static class MyMaster extends HMaster {</span> |
| <span class="source-line-no">1113</span><span id="line-1113"> public MyMaster(Configuration conf) throws IOException, KeeperException, InterruptedException {</span> |
| <span class="source-line-no">1114</span><span id="line-1114"> super(conf);</span> |
| <span class="source-line-no">1115</span><span id="line-1115"> }</span> |
| <span class="source-line-no">1116</span><span id="line-1116"></span> |
| <span class="source-line-no">1117</span><span id="line-1117"> @Override</span> |
| <span class="source-line-no">1118</span><span id="line-1118"> protected MasterRpcServices createRpcServices() throws IOException {</span> |
| <span class="source-line-no">1119</span><span id="line-1119"> return new MyMasterRpcServices(this);</span> |
| <span class="source-line-no">1120</span><span id="line-1120"> }</span> |
| <span class="source-line-no">1121</span><span id="line-1121"> }</span> |
| <span class="source-line-no">1122</span><span id="line-1122"></span> |
| <span class="source-line-no">1123</span><span id="line-1123"> static class MyMasterRpcServices extends MasterRpcServices {</span> |
| <span class="source-line-no">1124</span><span id="line-1124"> static AtomicBoolean enabled = new AtomicBoolean(false);</span> |
| <span class="source-line-no">1125</span><span id="line-1125"></span> |
| <span class="source-line-no">1126</span><span id="line-1126"> private HMaster myMaster;</span> |
| <span class="source-line-no">1127</span><span id="line-1127"></span> |
| <span class="source-line-no">1128</span><span id="line-1128"> public MyMasterRpcServices(HMaster master) throws IOException {</span> |
| <span class="source-line-no">1129</span><span id="line-1129"> super(master);</span> |
| <span class="source-line-no">1130</span><span id="line-1130"> myMaster = master;</span> |
| <span class="source-line-no">1131</span><span id="line-1131"> }</span> |
| <span class="source-line-no">1132</span><span id="line-1132"></span> |
| <span class="source-line-no">1133</span><span id="line-1133"> @Override</span> |
| <span class="source-line-no">1134</span><span id="line-1134"> public ReportRegionStateTransitionResponse reportRegionStateTransition(RpcController c,</span> |
| <span class="source-line-no">1135</span><span id="line-1135"> ReportRegionStateTransitionRequest req) throws ServiceException {</span> |
| <span class="source-line-no">1136</span><span id="line-1136"> ReportRegionStateTransitionResponse resp = super.reportRegionStateTransition(c, req);</span> |
| <span class="source-line-no">1137</span><span id="line-1137"> if (</span> |
| <span class="source-line-no">1138</span><span id="line-1138"> enabled.get()</span> |
| <span class="source-line-no">1139</span><span id="line-1139"> && req.getTransition(0).getTransitionCode().equals(TransitionCode.READY_TO_SPLIT)</span> |
| <span class="source-line-no">1140</span><span id="line-1140"> && !resp.hasErrorMessage()</span> |
| <span class="source-line-no">1141</span><span id="line-1141"> ) {</span> |
| <span class="source-line-no">1142</span><span id="line-1142"> RegionStates regionStates = myMaster.getAssignmentManager().getRegionStates();</span> |
| <span class="source-line-no">1143</span><span id="line-1143"> for (RegionStateNode regionState : regionStates.getRegionsInTransition()) {</span> |
| <span class="source-line-no">1144</span><span id="line-1144"> /*</span> |
| <span class="source-line-no">1145</span><span id="line-1145"> * TODO!!!! // Find the merging_new region and remove it if (regionState.isSplittingNew())</span> |
| <span class="source-line-no">1146</span><span id="line-1146"> * { regionStates.deleteRegion(regionState.getRegion()); }</span> |
| <span class="source-line-no">1147</span><span id="line-1147"> */</span> |
| <span class="source-line-no">1148</span><span id="line-1148"> }</span> |
| <span class="source-line-no">1149</span><span id="line-1149"> }</span> |
| <span class="source-line-no">1150</span><span id="line-1150"> return resp;</span> |
| <span class="source-line-no">1151</span><span id="line-1151"> }</span> |
| <span class="source-line-no">1152</span><span id="line-1152"> }</span> |
| <span class="source-line-no">1153</span><span id="line-1153"></span> |
| <span class="source-line-no">1154</span><span id="line-1154"> static class CustomSplitPolicy extends IncreasingToUpperBoundRegionSplitPolicy {</span> |
| <span class="source-line-no">1155</span><span id="line-1155"></span> |
| <span class="source-line-no">1156</span><span id="line-1156"> @Override</span> |
| <span class="source-line-no">1157</span><span id="line-1157"> protected boolean shouldSplit() {</span> |
| <span class="source-line-no">1158</span><span id="line-1158"> return true;</span> |
| <span class="source-line-no">1159</span><span id="line-1159"> }</span> |
| <span class="source-line-no">1160</span><span id="line-1160"></span> |
| <span class="source-line-no">1161</span><span id="line-1161"> @Override</span> |
| <span class="source-line-no">1162</span><span id="line-1162"> public boolean skipStoreFileRangeCheck(String familyName) {</span> |
| <span class="source-line-no">1163</span><span id="line-1163"> if (familyName.startsWith("i_")) {</span> |
| <span class="source-line-no">1164</span><span id="line-1164"> return true;</span> |
| <span class="source-line-no">1165</span><span id="line-1165"> } else {</span> |
| <span class="source-line-no">1166</span><span id="line-1166"> return false;</span> |
| <span class="source-line-no">1167</span><span id="line-1167"> }</span> |
| <span class="source-line-no">1168</span><span id="line-1168"> }</span> |
| <span class="source-line-no">1169</span><span id="line-1169"> }</span> |
| <span class="source-line-no">1170</span><span id="line-1170">}</span> |
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| </div> |
| </main> |
| </body> |
| </html> |
