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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.regionserver;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertFalse;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertNotEquals;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.junit.Assert.assertNotNull;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.junit.Assert.assertNotSame;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import static org.junit.Assert.assertNull;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import static org.junit.Assert.assertTrue;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import static org.junit.Assert.fail;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span><a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.io.IOException;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.lang.reflect.Field;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.ArrayList;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.Collection;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.List;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.Map;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import java.util.Optional;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import java.util.concurrent.CountDownLatch;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import java.util.concurrent.ExecutionException;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import java.util.concurrent.TimeUnit;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import java.util.concurrent.TimeoutException;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.conf.Configuration;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.fs.FileSystem;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.fs.Path;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.Coprocessor;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.CoprocessorEnvironment;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.HConstants;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.MasterNotRunningException;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.MiniHBaseCluster;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.ServerName;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.StartMiniClusterOption;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.TableName;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.UnknownRegionException;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.ZooKeeperConnectionException;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.client.Consistency;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.client.DoNotRetryRegionException;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.client.Get;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.client.Put;<a name="line.64"></a> |
| <span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.client.Result;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.client.Table;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.client.TestReplicasClient.SlowMeCopro;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.coprocessor.MasterCoprocessor;<a name="line.73"></a> |
| <span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.coprocessor.MasterCoprocessorEnvironment;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.coprocessor.MasterObserver;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.coprocessor.ObserverContext;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.io.Reference;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.master.HMaster;<a name="line.78"></a> |
| <span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.master.MasterRpcServices;<a name="line.79"></a> |
| <span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.master.RegionState.State;<a name="line.81"></a> |
| <span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.master.assignment.AssignmentManager;<a name="line.82"></a> |
| <span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.master.assignment.AssignmentTestingUtil;<a name="line.83"></a> |
| <span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.master.assignment.RegionStateNode;<a name="line.84"></a> |
| <span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.85"></a> |
| <span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;<a name="line.86"></a> |
| <span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionContext;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionProgress;<a name="line.89"></a> |
| <span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.regionserver.throttle.NoLimitThroughputController;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.91"></a> |
| <span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.testclassification.RegionServerTests;<a name="line.92"></a> |
| <span class="sourceLineNo">093</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.93"></a> |
| <span class="sourceLineNo">094</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.94"></a> |
| <span class="sourceLineNo">095</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.95"></a> |
| <span class="sourceLineNo">096</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.96"></a> |
| <span class="sourceLineNo">097</span>import org.apache.hadoop.hbase.util.FutureUtils;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span>import org.apache.hadoop.hbase.util.HBaseFsck;<a name="line.98"></a> |
| <span class="sourceLineNo">099</span>import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;<a name="line.99"></a> |
| <span class="sourceLineNo">100</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.100"></a> |
| <span class="sourceLineNo">101</span>import org.apache.zookeeper.KeeperException;<a name="line.101"></a> |
| <span class="sourceLineNo">102</span>import org.apache.zookeeper.KeeperException.NodeExistsException;<a name="line.102"></a> |
| <span class="sourceLineNo">103</span>import org.junit.After;<a name="line.103"></a> |
| <span class="sourceLineNo">104</span>import org.junit.AfterClass;<a name="line.104"></a> |
| <span class="sourceLineNo">105</span>import org.junit.Assert;<a name="line.105"></a> |
| <span class="sourceLineNo">106</span>import org.junit.Before;<a name="line.106"></a> |
| <span class="sourceLineNo">107</span>import org.junit.BeforeClass;<a name="line.107"></a> |
| <span class="sourceLineNo">108</span>import org.junit.ClassRule;<a name="line.108"></a> |
| <span class="sourceLineNo">109</span>import org.junit.Rule;<a name="line.109"></a> |
| <span class="sourceLineNo">110</span>import org.junit.Test;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span>import org.junit.experimental.categories.Category;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span>import org.junit.rules.TestName;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span>import org.mockito.Mockito;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span>import org.slf4j.Logger;<a name="line.114"></a> |
| <span class="sourceLineNo">115</span>import org.slf4j.LoggerFactory;<a name="line.115"></a> |
| <span class="sourceLineNo">116</span><a name="line.116"></a> |
| <span class="sourceLineNo">117</span>import org.apache.hbase.thirdparty.com.google.common.io.Closeables;<a name="line.117"></a> |
| <span class="sourceLineNo">118</span>import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;<a name="line.118"></a> |
| <span class="sourceLineNo">119</span>import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;<a name="line.119"></a> |
| <span class="sourceLineNo">120</span><a name="line.120"></a> |
| <span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.121"></a> |
| <span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode;<a name="line.122"></a> |
| <span class="sourceLineNo">123</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionRequest;<a name="line.123"></a> |
| <span class="sourceLineNo">124</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionResponse;<a name="line.124"></a> |
| <span class="sourceLineNo">125</span><a name="line.125"></a> |
| <span class="sourceLineNo">126</span>/**<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> * The below tests are testing split region against a running cluster<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> */<a name="line.128"></a> |
| <span class="sourceLineNo">129</span>@Category({RegionServerTests.class, LargeTests.class})<a name="line.129"></a> |
| <span class="sourceLineNo">130</span>public class TestSplitTransactionOnCluster {<a name="line.130"></a> |
| <span class="sourceLineNo">131</span><a name="line.131"></a> |
| <span class="sourceLineNo">132</span> @ClassRule<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> HBaseClassTestRule.forClass(TestSplitTransactionOnCluster.class);<a name="line.134"></a> |
| <span class="sourceLineNo">135</span><a name="line.135"></a> |
| <span class="sourceLineNo">136</span> private static final Logger LOG = LoggerFactory.getLogger(TestSplitTransactionOnCluster.class);<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> private Admin admin = null;<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> private MiniHBaseCluster cluster = null;<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> private static final int NB_SERVERS = 3;<a name="line.139"></a> |
| <span class="sourceLineNo">140</span><a name="line.140"></a> |
| <span class="sourceLineNo">141</span> static final HBaseTestingUtility TESTING_UTIL =<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> new HBaseTestingUtility();<a name="line.142"></a> |
| <span class="sourceLineNo">143</span><a name="line.143"></a> |
| <span class="sourceLineNo">144</span> @Rule<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> public TestName name = new TestName();<a name="line.145"></a> |
| <span class="sourceLineNo">146</span><a name="line.146"></a> |
| <span class="sourceLineNo">147</span> @BeforeClass public static void before() throws Exception {<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> TESTING_UTIL.getConfiguration().setInt(HConstants.HBASE_BALANCER_PERIOD, 60000);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> StartMiniClusterOption option = StartMiniClusterOption.builder()<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> .masterClass(MyMaster.class).numRegionServers(NB_SERVERS).<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> numDataNodes(NB_SERVERS).build();<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> TESTING_UTIL.startMiniCluster(option);<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> }<a name="line.153"></a> |
| <span class="sourceLineNo">154</span><a name="line.154"></a> |
| <span class="sourceLineNo">155</span> @AfterClass public static void after() throws Exception {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> TESTING_UTIL.shutdownMiniCluster();<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span><a name="line.158"></a> |
| <span class="sourceLineNo">159</span> @Before public void setup() throws IOException {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> TESTING_UTIL.ensureSomeNonStoppedRegionServersAvailable(NB_SERVERS);<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> this.admin = TESTING_UTIL.getAdmin();<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> this.cluster = TESTING_UTIL.getMiniHBaseCluster();<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> }<a name="line.163"></a> |
| <span class="sourceLineNo">164</span><a name="line.164"></a> |
| <span class="sourceLineNo">165</span> @After<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> public void tearDown() throws Exception {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> this.admin.close();<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> for (TableDescriptor htd: this.admin.listTableDescriptors()) {<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> LOG.info("Tear down, remove table=" + htd.getTableName());<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> TESTING_UTIL.deleteTable(htd.getTableName());<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> }<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> }<a name="line.172"></a> |
| <span class="sourceLineNo">173</span><a name="line.173"></a> |
| <span class="sourceLineNo">174</span> private RegionInfo getAndCheckSingleTableRegion(final List<HRegion> regions)<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> throws IOException, InterruptedException {<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> assertEquals(1, regions.size());<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> RegionInfo hri = regions.get(0).getRegionInfo();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> AssignmentTestingUtil.waitForAssignment(cluster.getMaster().getAssignmentManager(), hri);<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> return hri;<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> }<a name="line.180"></a> |
| <span class="sourceLineNo">181</span><a name="line.181"></a> |
| <span class="sourceLineNo">182</span> private void requestSplitRegion(<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> final HRegionServer rsServer,<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> final Region region,<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> final byte[] midKey) throws IOException {<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> long procId = cluster.getMaster().splitRegion(region.getRegionInfo(), midKey, 0, 0);<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> // wait for the split to complete or get interrupted. If the split completes successfully,<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> // the procedure will return true; if the split fails, the procedure would throw exception.<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> ProcedureTestingUtility.waitProcedure(cluster.getMaster().getMasterProcedureExecutor(), procId);<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> }<a name="line.190"></a> |
| <span class="sourceLineNo">191</span><a name="line.191"></a> |
| <span class="sourceLineNo">192</span> @Test<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> public void testRITStateForRollback() throws Exception {<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> final HMaster master = cluster.getMaster();<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> try {<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> // Create table then get the single region for our new table.<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> Table t = createTableAndWait(tableName, Bytes.toBytes("cf"));<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> final List<HRegion> regions = cluster.getRegions(tableName);<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> final RegionInfo hri = getAndCheckSingleTableRegion(regions);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> insertData(tableName, admin, t);<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> t.close();<a name="line.202"></a> |
| <span class="sourceLineNo">203</span><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> // Turn off balancer so it doesn't cut in and mess up our placements.<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> this.admin.balancerSwitch(false, true);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> // Turn off the meta scanner so it don't remove parent on us.<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> master.setCatalogJanitorEnabled(false);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span><a name="line.208"></a> |
| <span class="sourceLineNo">209</span> // find a splittable region<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> final HRegion region = findSplittableRegion(regions);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> assertTrue("not able to find a splittable region", region != null);<a name="line.211"></a> |
| <span class="sourceLineNo">212</span><a name="line.212"></a> |
| <span class="sourceLineNo">213</span> // install master co-processor to fail splits<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> master.getMasterCoprocessorHost().load(<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> FailingSplitMasterObserver.class,<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> Coprocessor.PRIORITY_USER,<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> master.getConfiguration());<a name="line.217"></a> |
| <span class="sourceLineNo">218</span><a name="line.218"></a> |
| <span class="sourceLineNo">219</span> // split async<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> this.admin.splitRegionAsync(region.getRegionInfo().getRegionName(), new byte[] { 42 });<a name="line.220"></a> |
| <span class="sourceLineNo">221</span><a name="line.221"></a> |
| <span class="sourceLineNo">222</span> // we have to wait until the SPLITTING state is seen by the master<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> FailingSplitMasterObserver observer =<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> master.getMasterCoprocessorHost().findCoprocessor(FailingSplitMasterObserver.class);<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> assertNotNull(observer);<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> observer.latch.await();<a name="line.226"></a> |
| <span class="sourceLineNo">227</span><a name="line.227"></a> |
| <span class="sourceLineNo">228</span> LOG.info("Waiting for region to come out of RIT");<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> while (!cluster.getMaster().getAssignmentManager().getRegionStates().isRegionOnline(hri)) {<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> Threads.sleep(100);<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> }<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> assertTrue(cluster.getMaster().getAssignmentManager().getRegionStates().isRegionOnline(hri));<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> } finally {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> admin.balancerSwitch(true, false);<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> master.setCatalogJanitorEnabled(true);<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> abortAndWaitForMaster();<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> TESTING_UTIL.deleteTable(tableName);<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> }<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> }<a name="line.239"></a> |
| <span class="sourceLineNo">240</span><a name="line.240"></a> |
| <span class="sourceLineNo">241</span> @Test<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> public void testSplitFailedCompactionAndSplit() throws Exception {<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> // Create table then get the single region for our new table.<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> byte[] cf = Bytes.toBytes("cf");<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> TableDescriptor htd = TableDescriptorBuilder.newBuilder(tableName)<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf)).build();<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> admin.createTable(htd);<a name="line.248"></a> |
| <span class="sourceLineNo">249</span><a name="line.249"></a> |
| <span class="sourceLineNo">250</span> for (int i = 0; cluster.getRegions(tableName).isEmpty() && i < 100; i++) {<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> Thread.sleep(100);<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> }<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> assertEquals(1, cluster.getRegions(tableName).size());<a name="line.253"></a> |
| <span class="sourceLineNo">254</span><a name="line.254"></a> |
| <span class="sourceLineNo">255</span> HRegion region = cluster.getRegions(tableName).get(0);<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> HStore store = region.getStore(cf);<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> int regionServerIndex = cluster.getServerWith(region.getRegionInfo().getRegionName());<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> HRegionServer regionServer = cluster.getRegionServer(regionServerIndex);<a name="line.258"></a> |
| <span class="sourceLineNo">259</span><a name="line.259"></a> |
| <span class="sourceLineNo">260</span> Table t = TESTING_UTIL.getConnection().getTable(tableName);<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> // insert data<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> insertData(tableName, admin, t);<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> insertData(tableName, admin, t);<a name="line.263"></a> |
| <span class="sourceLineNo">264</span><a name="line.264"></a> |
| <span class="sourceLineNo">265</span> int fileNum = store.getStorefiles().size();<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> // 0, Compaction Request<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> store.triggerMajorCompaction();<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> Optional<CompactionContext> cc = store.requestCompaction();<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> assertTrue(cc.isPresent());<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> // 1, A timeout split<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> // 1.1 close region<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> assertEquals(2, region.close(false).get(cf).size());<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> // 1.2 rollback and Region initialize again<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> region.initialize();<a name="line.274"></a> |
| <span class="sourceLineNo">275</span><a name="line.275"></a> |
| <span class="sourceLineNo">276</span> // 2, Run Compaction cc<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> assertFalse(region.compact(cc.get(), store, NoLimitThroughputController.INSTANCE));<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> assertTrue(fileNum > store.getStorefiles().size());<a name="line.278"></a> |
| <span class="sourceLineNo">279</span><a name="line.279"></a> |
| <span class="sourceLineNo">280</span> // 3, Split<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> requestSplitRegion(regionServer, region, Bytes.toBytes("row3"));<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> assertEquals(2, cluster.getRegions(tableName).size());<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> }<a name="line.283"></a> |
| <span class="sourceLineNo">284</span><a name="line.284"></a> |
| <span class="sourceLineNo">285</span> @Test<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> public void testSplitCompactWithPriority() throws Exception {<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> // Create table then get the single region for our new table.<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> byte[] cf = Bytes.toBytes("cf");<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> TableDescriptor htd = TableDescriptorBuilder.newBuilder(tableName)<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf)).build();<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> admin.createTable(htd);<a name="line.292"></a> |
| <span class="sourceLineNo">293</span><a name="line.293"></a> |
| <span class="sourceLineNo">294</span> assertNotEquals("Unable to retrieve regions of the table", -1,<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> TESTING_UTIL.waitFor(10000, () -> cluster.getRegions(tableName).size() == 1));<a name="line.295"></a> |
| <span class="sourceLineNo">296</span><a name="line.296"></a> |
| <span class="sourceLineNo">297</span> HRegion region = cluster.getRegions(tableName).get(0);<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> HStore store = region.getStore(cf);<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> int regionServerIndex = cluster.getServerWith(region.getRegionInfo().getRegionName());<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> HRegionServer regionServer = cluster.getRegionServer(regionServerIndex);<a name="line.300"></a> |
| <span class="sourceLineNo">301</span><a name="line.301"></a> |
| <span class="sourceLineNo">302</span> Table table = TESTING_UTIL.getConnection().getTable(tableName);<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> // insert data<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> insertData(tableName, admin, table);<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> insertData(tableName, admin, table, 20);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> insertData(tableName, admin, table, 40);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span><a name="line.307"></a> |
| <span class="sourceLineNo">308</span> // Compaction Request<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> store.triggerMajorCompaction();<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> Optional<CompactionContext> compactionContext = store.requestCompaction();<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> assertTrue(compactionContext.isPresent());<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> assertFalse(compactionContext.get().getRequest().isAfterSplit());<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> assertEquals(compactionContext.get().getRequest().getPriority(), 13);<a name="line.313"></a> |
| <span class="sourceLineNo">314</span><a name="line.314"></a> |
| <span class="sourceLineNo">315</span> // Split<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> long procId =<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> cluster.getMaster().splitRegion(region.getRegionInfo(), Bytes.toBytes("row4"), 0, 0);<a name="line.317"></a> |
| <span class="sourceLineNo">318</span><a name="line.318"></a> |
| <span class="sourceLineNo">319</span> // wait for the split to complete or get interrupted. If the split completes successfully,<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> // the procedure will return true; if the split fails, the procedure would throw exception.<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> ProcedureTestingUtility.waitProcedure(cluster.getMaster().getMasterProcedureExecutor(),<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> procId);<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> Thread.sleep(3000);<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> assertNotEquals("Table is not split properly?", -1,<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> TESTING_UTIL.waitFor(3000,<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> () -> cluster.getRegions(tableName).size() == 2));<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> // we have 2 daughter regions<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> HRegion hRegion1 = cluster.getRegions(tableName).get(0);<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> HRegion hRegion2 = cluster.getRegions(tableName).get(1);<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> HStore hStore1 = hRegion1.getStore(cf);<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> HStore hStore2 = hRegion2.getStore(cf);<a name="line.331"></a> |
| <span class="sourceLineNo">332</span><a name="line.332"></a> |
| <span class="sourceLineNo">333</span> // For hStore1 && hStore2, set mock reference to one of the storeFiles<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> StoreFileInfo storeFileInfo1 = new ArrayList<>(hStore1.getStorefiles()).get(0).getFileInfo();<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> StoreFileInfo storeFileInfo2 = new ArrayList<>(hStore2.getStorefiles()).get(0).getFileInfo();<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> Field field = StoreFileInfo.class.getDeclaredField("reference");<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> field.setAccessible(true);<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> field.set(storeFileInfo1, Mockito.mock(Reference.class));<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> field.set(storeFileInfo2, Mockito.mock(Reference.class));<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> hStore1.triggerMajorCompaction();<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> hStore2.triggerMajorCompaction();<a name="line.341"></a> |
| <span class="sourceLineNo">342</span><a name="line.342"></a> |
| <span class="sourceLineNo">343</span> compactionContext = hStore1.requestCompaction();<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> assertTrue(compactionContext.isPresent());<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> // since we set mock reference to one of the storeFiles, we will get isAfterSplit=true &&<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> // highest priority for hStore1's compactionContext<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> assertTrue(compactionContext.get().getRequest().isAfterSplit());<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> assertEquals(compactionContext.get().getRequest().getPriority(), Integer.MIN_VALUE + 1000);<a name="line.348"></a> |
| <span class="sourceLineNo">349</span><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> compactionContext =<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> hStore2.requestCompaction(Integer.MIN_VALUE + 10, CompactionLifeCycleTracker.DUMMY, null);<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> assertTrue(compactionContext.isPresent());<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> // compaction request contains higher priority than default priority of daughter region<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> // compaction (Integer.MIN_VALUE + 1000), hence we are expecting request priority to<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> // be accepted.<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> assertTrue(compactionContext.get().getRequest().isAfterSplit());<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> assertEquals(compactionContext.get().getRequest().getPriority(), Integer.MIN_VALUE + 10);<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> admin.disableTable(tableName);<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> admin.deleteTable(tableName);<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> }<a name="line.360"></a> |
| <span class="sourceLineNo">361</span><a name="line.361"></a> |
| <span class="sourceLineNo">362</span> public static class FailingSplitMasterObserver implements MasterCoprocessor, MasterObserver {<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> volatile CountDownLatch latch;<a name="line.363"></a> |
| <span class="sourceLineNo">364</span><a name="line.364"></a> |
| <span class="sourceLineNo">365</span> @Override<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> public void start(CoprocessorEnvironment e) throws IOException {<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> latch = new CountDownLatch(1);<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> }<a name="line.368"></a> |
| <span class="sourceLineNo">369</span><a name="line.369"></a> |
| <span class="sourceLineNo">370</span> @Override<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> public Optional<MasterObserver> getMasterObserver() {<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> return Optional.of(this);<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> }<a name="line.373"></a> |
| <span class="sourceLineNo">374</span><a name="line.374"></a> |
| <span class="sourceLineNo">375</span> @Override<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> public void preSplitRegionBeforeMETAAction(<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> final ObserverContext<MasterCoprocessorEnvironment> ctx,<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> final byte[] splitKey,<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> final List<Mutation> metaEntries) throws IOException {<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> latch.countDown();<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> throw new IOException("Causing rollback of region split");<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> }<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> }<a name="line.383"></a> |
| <span class="sourceLineNo">384</span><a name="line.384"></a> |
| <span class="sourceLineNo">385</span> @Test<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> public void testSplitRollbackOnRegionClosing() throws Exception {<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.387"></a> |
| <span class="sourceLineNo">388</span><a name="line.388"></a> |
| <span class="sourceLineNo">389</span> // Create table then get the single region for our new table.<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> Table t = createTableAndWait(tableName, HConstants.CATALOG_FAMILY);<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> List<HRegion> regions = cluster.getRegions(tableName);<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> RegionInfo hri = getAndCheckSingleTableRegion(regions);<a name="line.392"></a> |
| <span class="sourceLineNo">393</span><a name="line.393"></a> |
| <span class="sourceLineNo">394</span> int tableRegionIndex = ensureTableRegionNotOnSameServerAsMeta(admin, hri);<a name="line.394"></a> |
| <span class="sourceLineNo">395</span><a name="line.395"></a> |
| <span class="sourceLineNo">396</span> RegionStates regionStates = cluster.getMaster().getAssignmentManager().getRegionStates();<a name="line.396"></a> |
| <span class="sourceLineNo">397</span><a name="line.397"></a> |
| <span class="sourceLineNo">398</span> // Turn off balancer so it doesn't cut in and mess up our placements.<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> this.admin.balancerSwitch(false, true);<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> // Turn off the meta scanner so it don't remove parent on us.<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> cluster.getMaster().setCatalogJanitorEnabled(false);<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> try {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> // Add a bit of load up into the table so splittable.<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> TESTING_UTIL.loadTable(t, HConstants.CATALOG_FAMILY, false);<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> // Get region pre-split.<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> HRegionServer server = cluster.getRegionServer(tableRegionIndex);<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> printOutRegions(server, "Initial regions: ");<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> int regionCount = cluster.getRegions(hri.getTable()).size();<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> regionStates.updateRegionState(hri, RegionState.State.CLOSING);<a name="line.409"></a> |
| <span class="sourceLineNo">410</span><a name="line.410"></a> |
| <span class="sourceLineNo">411</span> // Now try splitting.... should fail. And each should successfully<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> // rollback.<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> // We don't roll back here anymore. Instead we fail-fast on construction of the<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> // split transaction. Catch the exception instead.<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> try {<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> FutureUtils.get(this.admin.splitRegionAsync(hri.getRegionName()));<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> fail();<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> } catch (DoNotRetryRegionException e) {<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> // Expected<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> }<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> // Wait around a while and assert count of regions remains constant.<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> for (int i = 0; i < 10; i++) {<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> Thread.sleep(100);<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> assertEquals(regionCount, cluster.getRegions(hri.getTable()).size());<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> }<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> regionStates.updateRegionState(hri, State.OPEN);<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> // Now try splitting and it should work.<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> admin.splitRegionAsync(hri.getRegionName()).get(2, TimeUnit.MINUTES);<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> // Get daughters<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> checkAndGetDaughters(tableName);<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> // OK, so split happened after we cleared the blocking node.<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> } finally {<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> admin.balancerSwitch(true, false);<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> cluster.getMaster().setCatalogJanitorEnabled(true);<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> t.close();<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> }<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> }<a name="line.437"></a> |
| <span class="sourceLineNo">438</span><a name="line.438"></a> |
| <span class="sourceLineNo">439</span> /**<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> * Test that if daughter split on us, we won't do the shutdown handler fixup just because we can't<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> * find the immediate daughter of an offlined parent.<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> */<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> @Test<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> public void testShutdownFixupWhenDaughterHasSplit() throws Exception {<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.445"></a> |
| <span class="sourceLineNo">446</span><a name="line.446"></a> |
| <span class="sourceLineNo">447</span> // Create table then get the single region for our new table.<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> Table t = createTableAndWait(tableName, HConstants.CATALOG_FAMILY); List<HRegion> regions =<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> cluster.getRegions(tableName); RegionInfo hri = getAndCheckSingleTableRegion(regions);<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> int tableRegionIndex = ensureTableRegionNotOnSameServerAsMeta(admin, hri);<a name="line.450"></a> |
| <span class="sourceLineNo">451</span><a name="line.451"></a> |
| <span class="sourceLineNo">452</span> // Turn off balancer so it doesn't cut in and mess up our placements.<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> this.admin.balancerSwitch(false, true);<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> // Turn off the meta scanner so it don't remove parent on us.<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> cluster.getMaster().setCatalogJanitorEnabled(false);<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> try {<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> // Add a bit of load up into the table so splittable.<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> TESTING_UTIL.loadTable(t, HConstants.CATALOG_FAMILY);<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> // Get region pre-split.<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> HRegionServer server = cluster.getRegionServer(tableRegionIndex);<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> printOutRegions(server, "Initial regions: ");<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> // Now split.<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> admin.splitRegionAsync(hri.getRegionName()).get(2, TimeUnit.MINUTES);<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> // Get daughters<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> List<HRegion> daughters = checkAndGetDaughters(tableName);<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> // Now split one of the daughters.<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> HRegion daughterRegion = daughters.get(0);<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> RegionInfo daughter = daughterRegion.getRegionInfo();<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> LOG.info("Daughter we are going to split: " + daughter);<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> clearReferences(daughterRegion);<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> LOG.info("Finished {} references={}", daughterRegion, daughterRegion.hasReferences());<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> admin.splitRegionAsync(daughter.getRegionName()).get(2, TimeUnit.MINUTES);<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> // Get list of daughters<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> daughters = cluster.getRegions(tableName);<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> for (HRegion d: daughters) {<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> LOG.info("Regions before crash: " + d);<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> }<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> // Now crash the server<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> cluster.abortRegionServer(tableRegionIndex);<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> waitUntilRegionServerDead();<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> awaitDaughters(tableName, daughters.size());<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> // Assert daughters are online and ONLY the original daughters -- that<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> // fixup didn't insert one during server shutdown recover.<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> regions = cluster.getRegions(tableName);<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> for (HRegion d: daughters) {<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> LOG.info("Regions after crash: " + d);<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> }<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> if (daughters.size() != regions.size()) {<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> LOG.info("Daughters=" + daughters.size() + ", regions=" + regions.size());<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> }<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> assertEquals(daughters.size(), regions.size());<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> for (HRegion r: regions) {<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> LOG.info("Regions post crash " + r + ", contains=" + daughters.contains(r));<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> assertTrue("Missing region post crash " + r, daughters.contains(r));<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> }<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> } finally {<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> LOG.info("EXITING");<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> admin.balancerSwitch(true, false);<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> cluster.getMaster().setCatalogJanitorEnabled(true);<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> t.close();<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> }<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> }<a name="line.502"></a> |
| <span class="sourceLineNo">503</span><a name="line.503"></a> |
| <span class="sourceLineNo">504</span> private void clearReferences(HRegion region) throws IOException {<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> // Presumption.<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> assertEquals(1, region.getStores().size());<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> HStore store = region.getStores().get(0);<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> while (store.hasReferences()) {<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> // Wait on any current compaction to complete first.<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> CompactionProgress progress = store.getCompactionProgress();<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> if (progress != null && progress.getProgressPct() < 1.0f) {<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> while (progress.getProgressPct() < 1.0f) {<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> LOG.info("Waiting, progress={}", progress.getProgressPct());<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> Threads.sleep(1000);<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> }<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> } else {<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> // Run new compaction. Shoudn't be any others running.<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> region.compact(true);<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> }<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> store.closeAndArchiveCompactedFiles();<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> }<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> }<a name="line.522"></a> |
| <span class="sourceLineNo">523</span><a name="line.523"></a> |
| <span class="sourceLineNo">524</span> @Test<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> public void testSplitShouldNotThrowNPEEvenARegionHasEmptySplitFiles() throws Exception {<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> TableName userTableName = TableName.valueOf(name.getMethodName());<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> TableDescriptor htd = TableDescriptorBuilder.newBuilder(userTableName)<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of("col")).build();<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> admin.createTable(htd);<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> Table table = TESTING_UTIL.getConnection().getTable(userTableName);<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> try {<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> for (int i = 0; i <= 5; i++) {<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> String row = "row" + i;<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> Put p = new Put(Bytes.toBytes(row));<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> String val = "Val" + i;<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> p.addColumn(Bytes.toBytes("col"), Bytes.toBytes("ql"), Bytes.toBytes(val));<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> table.put(p);<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> admin.flush(userTableName);<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> Delete d = new Delete(Bytes.toBytes(row));<a name="line.539"></a> |
| <span class="sourceLineNo">540</span> // Do a normal delete<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> table.delete(d);<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> admin.flush(userTableName);<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> }<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> admin.majorCompact(userTableName);<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> List<RegionInfo> regionsOfTable =<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> cluster.getMaster().getAssignmentManager().getRegionStates()<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> .getRegionsOfTable(userTableName);<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> assertEquals(1, regionsOfTable.size());<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> RegionInfo hRegionInfo = regionsOfTable.get(0);<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> Put p = new Put(Bytes.toBytes("row6"));<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> p.addColumn(Bytes.toBytes("col"), Bytes.toBytes("ql"), Bytes.toBytes("val"));<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> table.put(p);<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> p = new Put(Bytes.toBytes("row7"));<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> p.addColumn(Bytes.toBytes("col"), Bytes.toBytes("ql"), Bytes.toBytes("val"));<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> table.put(p);<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> p = new Put(Bytes.toBytes("row8"));<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> p.addColumn(Bytes.toBytes("col"), Bytes.toBytes("ql"), Bytes.toBytes("val"));<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> table.put(p);<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> admin.flush(userTableName);<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> admin.splitRegionAsync(hRegionInfo.getRegionName(), Bytes.toBytes("row7"));<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> regionsOfTable = cluster.getMaster()<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> .getAssignmentManager().getRegionStates()<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> .getRegionsOfTable(userTableName);<a name="line.563"></a> |
| <span class="sourceLineNo">564</span><a name="line.564"></a> |
| <span class="sourceLineNo">565</span> while (regionsOfTable.size() != 2) {<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> Thread.sleep(1000);<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> regionsOfTable = cluster.getMaster()<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> .getAssignmentManager().getRegionStates()<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> .getRegionsOfTable(userTableName);<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> LOG.debug("waiting 2 regions to be available, got " + regionsOfTable.size() +<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> ": " + regionsOfTable);<a name="line.571"></a> |
| <span class="sourceLineNo">572</span><a name="line.572"></a> |
| <span class="sourceLineNo">573</span> }<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> Assert.assertEquals(2, regionsOfTable.size());<a name="line.574"></a> |
| <span class="sourceLineNo">575</span><a name="line.575"></a> |
| <span class="sourceLineNo">576</span> Scan s = new Scan();<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> ResultScanner scanner = table.getScanner(s);<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> int mainTableCount = 0;<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> for (Result rr = scanner.next(); rr != null; rr = scanner.next()) {<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> mainTableCount++;<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> }<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> Assert.assertEquals(3, mainTableCount);<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> } finally {<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> table.close();<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> }<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> }<a name="line.586"></a> |
| <span class="sourceLineNo">587</span><a name="line.587"></a> |
| <span class="sourceLineNo">588</span> /**<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> * Verifies HBASE-5806. Here the case is that splitting is completed but before the CJ could<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> * remove the parent region the master is killed and restarted.<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> */<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> @Test<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> public void testMasterRestartAtRegionSplitPendingCatalogJanitor()<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> throws IOException, InterruptedException, NodeExistsException, KeeperException,<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> ServiceException, ExecutionException, TimeoutException {<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> // Create table then get the single region for our new table.<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> try (Table t = createTableAndWait(tableName, HConstants.CATALOG_FAMILY)) {<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> List<HRegion> regions = cluster.getRegions(tableName);<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> RegionInfo hri = getAndCheckSingleTableRegion(regions);<a name="line.600"></a> |
| <span class="sourceLineNo">601</span><a name="line.601"></a> |
| <span class="sourceLineNo">602</span> int tableRegionIndex = ensureTableRegionNotOnSameServerAsMeta(admin, hri);<a name="line.602"></a> |
| <span class="sourceLineNo">603</span><a name="line.603"></a> |
| <span class="sourceLineNo">604</span> // Turn off balancer so it doesn't cut in and mess up our placements.<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> this.admin.balancerSwitch(false, true);<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> // Turn off the meta scanner so it don't remove parent on us.<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> cluster.getMaster().setCatalogJanitorEnabled(false);<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> // Add a bit of load up into the table so splittable.<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> TESTING_UTIL.loadTable(t, HConstants.CATALOG_FAMILY, false);<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> // Get region pre-split.<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> HRegionServer server = cluster.getRegionServer(tableRegionIndex);<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> printOutRegions(server, "Initial regions: ");<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> // Call split.<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> this.admin.splitRegionAsync(hri.getRegionName()).get(2, TimeUnit.MINUTES);<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> List<HRegion> daughters = checkAndGetDaughters(tableName);<a name="line.615"></a> |
| <span class="sourceLineNo">616</span><a name="line.616"></a> |
| <span class="sourceLineNo">617</span> // Before cleanup, get a new master.<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> HMaster master = abortAndWaitForMaster();<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> // Now call compact on the daughters and clean up any references.<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> for (HRegion daughter : daughters) {<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> clearReferences(daughter);<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> assertFalse(daughter.hasReferences());<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> }<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> // BUT calling compact on the daughters is not enough. The CatalogJanitor looks<a name="line.624"></a> |
| <span class="sourceLineNo">625</span> // in the filesystem, and the filesystem content is not same as what the Region<a name="line.625"></a> |
| <span class="sourceLineNo">626</span> // is reading from. Compacted-away files are picked up later by the compacted<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> // file discharger process. It runs infrequently. Make it run so CatalogJanitor<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> // doens't find any references.<a name="line.628"></a> |
| <span class="sourceLineNo">629</span> for (RegionServerThread rst : cluster.getRegionServerThreads()) {<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> boolean oldSetting = rst.getRegionServer().compactedFileDischarger.setUseExecutor(false);<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> rst.getRegionServer().compactedFileDischarger.run();<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> rst.getRegionServer().compactedFileDischarger.setUseExecutor(oldSetting);<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> }<a name="line.633"></a> |
| <span class="sourceLineNo">634</span> cluster.getMaster().setCatalogJanitorEnabled(true);<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> ProcedureTestingUtility.waitAllProcedures(cluster.getMaster().getMasterProcedureExecutor());<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> LOG.info("Starting run of CatalogJanitor");<a name="line.636"></a> |
| <span class="sourceLineNo">637</span> cluster.getMaster().getCatalogJanitor().run();<a name="line.637"></a> |
| <span class="sourceLineNo">638</span> ProcedureTestingUtility.waitAllProcedures(cluster.getMaster().getMasterProcedureExecutor());<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> RegionStates regionStates = master.getAssignmentManager().getRegionStates();<a name="line.639"></a> |
| <span class="sourceLineNo">640</span> ServerName regionServerOfRegion = regionStates.getRegionServerOfRegion(hri);<a name="line.640"></a> |
| <span class="sourceLineNo">641</span> assertEquals(null, regionServerOfRegion);<a name="line.641"></a> |
| <span class="sourceLineNo">642</span> } finally {<a name="line.642"></a> |
| <span class="sourceLineNo">643</span> TESTING_UTIL.getAdmin().balancerSwitch(true, false);<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> cluster.getMaster().setCatalogJanitorEnabled(true);<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> }<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> }<a name="line.646"></a> |
| <span class="sourceLineNo">647</span><a name="line.647"></a> |
| <span class="sourceLineNo">648</span> @Test<a name="line.648"></a> |
| <span class="sourceLineNo">649</span> public void testSplitWithRegionReplicas() throws Exception {<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> TableDescriptor htd = TESTING_UTIL<a name="line.651"></a> |
| <span class="sourceLineNo">652</span> .createModifyableTableDescriptor(TableName.valueOf(name.getMethodName()),<a name="line.652"></a> |
| <span class="sourceLineNo">653</span> ColumnFamilyDescriptorBuilder.DEFAULT_MIN_VERSIONS, 3, HConstants.FOREVER,<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> ColumnFamilyDescriptorBuilder.DEFAULT_KEEP_DELETED)<a name="line.654"></a> |
| <span class="sourceLineNo">655</span> .setRegionReplication(2).setCoprocessor(SlowMeCopro.class.getName()).build();<a name="line.655"></a> |
| <span class="sourceLineNo">656</span> // Create table then get the single region for our new table.<a name="line.656"></a> |
| <span class="sourceLineNo">657</span> Table t = TESTING_UTIL.createTable(htd, new byte[][]{Bytes.toBytes("cf")}, null);<a name="line.657"></a> |
| <span class="sourceLineNo">658</span> List<HRegion> oldRegions;<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> do {<a name="line.659"></a> |
| <span class="sourceLineNo">660</span> oldRegions = cluster.getRegions(tableName);<a name="line.660"></a> |
| <span class="sourceLineNo">661</span> Thread.sleep(10);<a name="line.661"></a> |
| <span class="sourceLineNo">662</span> } while (oldRegions.size() != 2);<a name="line.662"></a> |
| <span class="sourceLineNo">663</span> for (HRegion h : oldRegions) LOG.debug("OLDREGION " + h.getRegionInfo());<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> try {<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> int regionServerIndex = cluster.getServerWith(oldRegions.get(0).getRegionInfo()<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> .getRegionName());<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> HRegionServer regionServer = cluster.getRegionServer(regionServerIndex);<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> insertData(tableName, admin, t);<a name="line.668"></a> |
| <span class="sourceLineNo">669</span> // Turn off balancer so it doesn't cut in and mess up our placements.<a name="line.669"></a> |
| <span class="sourceLineNo">670</span> admin.balancerSwitch(false, true);<a name="line.670"></a> |
| <span class="sourceLineNo">671</span> // Turn off the meta scanner so it don't remove parent on us.<a name="line.671"></a> |
| <span class="sourceLineNo">672</span> cluster.getMaster().setCatalogJanitorEnabled(false);<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> boolean tableExists = TESTING_UTIL.getAdmin().tableExists(tableName);<a name="line.673"></a> |
| <span class="sourceLineNo">674</span> assertEquals("The specified table should be present.", true, tableExists);<a name="line.674"></a> |
| <span class="sourceLineNo">675</span> final HRegion region = findSplittableRegion(oldRegions);<a name="line.675"></a> |
| <span class="sourceLineNo">676</span> regionServerIndex = cluster.getServerWith(region.getRegionInfo().getRegionName());<a name="line.676"></a> |
| <span class="sourceLineNo">677</span> regionServer = cluster.getRegionServer(regionServerIndex);<a name="line.677"></a> |
| <span class="sourceLineNo">678</span> assertTrue("not able to find a splittable region", region != null);<a name="line.678"></a> |
| <span class="sourceLineNo">679</span> try {<a name="line.679"></a> |
| <span class="sourceLineNo">680</span> requestSplitRegion(regionServer, region, Bytes.toBytes("row2"));<a name="line.680"></a> |
| <span class="sourceLineNo">681</span> } catch (IOException e) {<a name="line.681"></a> |
| <span class="sourceLineNo">682</span> e.printStackTrace();<a name="line.682"></a> |
| <span class="sourceLineNo">683</span> fail("Split execution should have succeeded with no exceptions thrown " + e);<a name="line.683"></a> |
| <span class="sourceLineNo">684</span> }<a name="line.684"></a> |
| <span class="sourceLineNo">685</span> //TESTING_UTIL.waitUntilAllRegionsAssigned(tableName);<a name="line.685"></a> |
| <span class="sourceLineNo">686</span> List<HRegion> newRegions;<a name="line.686"></a> |
| <span class="sourceLineNo">687</span> do {<a name="line.687"></a> |
| <span class="sourceLineNo">688</span> newRegions = cluster.getRegions(tableName);<a name="line.688"></a> |
| <span class="sourceLineNo">689</span> for (HRegion h : newRegions) LOG.debug("NEWREGION " + h.getRegionInfo());<a name="line.689"></a> |
| <span class="sourceLineNo">690</span> Thread.sleep(1000);<a name="line.690"></a> |
| <span class="sourceLineNo">691</span> } while ((newRegions.contains(oldRegions.get(0)) || newRegions.contains(oldRegions.get(1)))<a name="line.691"></a> |
| <span class="sourceLineNo">692</span> || newRegions.size() != 4);<a name="line.692"></a> |
| <span class="sourceLineNo">693</span> tableExists = TESTING_UTIL.getAdmin().tableExists(tableName);<a name="line.693"></a> |
| <span class="sourceLineNo">694</span> assertEquals("The specified table should be present.", true, tableExists);<a name="line.694"></a> |
| <span class="sourceLineNo">695</span> // exists works on stale and we see the put after the flush<a name="line.695"></a> |
| <span class="sourceLineNo">696</span> byte[] b1 = Bytes.toBytes("row1");<a name="line.696"></a> |
| <span class="sourceLineNo">697</span> Get g = new Get(b1);<a name="line.697"></a> |
| <span class="sourceLineNo">698</span> g.setConsistency(Consistency.STRONG);<a name="line.698"></a> |
| <span class="sourceLineNo">699</span> // The following GET will make a trip to the meta to get the new location of the 1st daughter<a name="line.699"></a> |
| <span class="sourceLineNo">700</span> // In the process it will also get the location of the replica of the daughter (initially<a name="line.700"></a> |
| <span class="sourceLineNo">701</span> // pointing to the parent's replica)<a name="line.701"></a> |
| <span class="sourceLineNo">702</span> Result r = t.get(g);<a name="line.702"></a> |
| <span class="sourceLineNo">703</span> Assert.assertFalse(r.isStale());<a name="line.703"></a> |
| <span class="sourceLineNo">704</span> LOG.info("exists stale after flush done");<a name="line.704"></a> |
| <span class="sourceLineNo">705</span><a name="line.705"></a> |
| <span class="sourceLineNo">706</span> SlowMeCopro.getPrimaryCdl().set(new CountDownLatch(1));<a name="line.706"></a> |
| <span class="sourceLineNo">707</span> g = new Get(b1);<a name="line.707"></a> |
| <span class="sourceLineNo">708</span> g.setConsistency(Consistency.TIMELINE);<a name="line.708"></a> |
| <span class="sourceLineNo">709</span> // This will succeed because in the previous GET we get the location of the replica<a name="line.709"></a> |
| <span class="sourceLineNo">710</span> r = t.get(g);<a name="line.710"></a> |
| <span class="sourceLineNo">711</span> Assert.assertTrue(r.isStale());<a name="line.711"></a> |
| <span class="sourceLineNo">712</span> SlowMeCopro.getPrimaryCdl().get().countDown();<a name="line.712"></a> |
| <span class="sourceLineNo">713</span> } finally {<a name="line.713"></a> |
| <span class="sourceLineNo">714</span> SlowMeCopro.getPrimaryCdl().get().countDown();<a name="line.714"></a> |
| <span class="sourceLineNo">715</span> admin.balancerSwitch(true, false);<a name="line.715"></a> |
| <span class="sourceLineNo">716</span> cluster.getMaster().setCatalogJanitorEnabled(true);<a name="line.716"></a> |
| <span class="sourceLineNo">717</span> t.close();<a name="line.717"></a> |
| <span class="sourceLineNo">718</span> }<a name="line.718"></a> |
| <span class="sourceLineNo">719</span> }<a name="line.719"></a> |
| <span class="sourceLineNo">720</span><a name="line.720"></a> |
| <span class="sourceLineNo">721</span> private void insertData(final TableName tableName, Admin admin, Table t) throws IOException {<a name="line.721"></a> |
| <span class="sourceLineNo">722</span> insertData(tableName, admin, t, 1);<a name="line.722"></a> |
| <span class="sourceLineNo">723</span> }<a name="line.723"></a> |
| <span class="sourceLineNo">724</span><a name="line.724"></a> |
| <span class="sourceLineNo">725</span> private void insertData(TableName tableName, Admin admin, Table t, int i) throws IOException {<a name="line.725"></a> |
| <span class="sourceLineNo">726</span> Put p = new Put(Bytes.toBytes("row" + i));<a name="line.726"></a> |
| <span class="sourceLineNo">727</span> p.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("q1"), Bytes.toBytes("1"));<a name="line.727"></a> |
| <span class="sourceLineNo">728</span> t.put(p);<a name="line.728"></a> |
| <span class="sourceLineNo">729</span> p = new Put(Bytes.toBytes("row" + (i + 1)));<a name="line.729"></a> |
| <span class="sourceLineNo">730</span> p.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("q1"), Bytes.toBytes("2"));<a name="line.730"></a> |
| <span class="sourceLineNo">731</span> t.put(p);<a name="line.731"></a> |
| <span class="sourceLineNo">732</span> p = new Put(Bytes.toBytes("row" + (i + 2)));<a name="line.732"></a> |
| <span class="sourceLineNo">733</span> p.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("q1"), Bytes.toBytes("3"));<a name="line.733"></a> |
| <span class="sourceLineNo">734</span> t.put(p);<a name="line.734"></a> |
| <span class="sourceLineNo">735</span> p = new Put(Bytes.toBytes("row" + (i + 3)));<a name="line.735"></a> |
| <span class="sourceLineNo">736</span> p.addColumn(Bytes.toBytes("cf"), Bytes.toBytes("q1"), Bytes.toBytes("4"));<a name="line.736"></a> |
| <span class="sourceLineNo">737</span> t.put(p);<a name="line.737"></a> |
| <span class="sourceLineNo">738</span> admin.flush(tableName);<a name="line.738"></a> |
| <span class="sourceLineNo">739</span> }<a name="line.739"></a> |
| <span class="sourceLineNo">740</span><a name="line.740"></a> |
| <span class="sourceLineNo">741</span> /**<a name="line.741"></a> |
| <span class="sourceLineNo">742</span> * If a table has regions that have no store files in a region, they should split successfully<a name="line.742"></a> |
| <span class="sourceLineNo">743</span> * into two regions with no store files.<a name="line.743"></a> |
| <span class="sourceLineNo">744</span> */<a name="line.744"></a> |
| <span class="sourceLineNo">745</span> @Test<a name="line.745"></a> |
| <span class="sourceLineNo">746</span> public void testSplitRegionWithNoStoreFiles() throws Exception {<a name="line.746"></a> |
| <span class="sourceLineNo">747</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.747"></a> |
| <span class="sourceLineNo">748</span> // Create table then get the single region for our new table.<a name="line.748"></a> |
| <span class="sourceLineNo">749</span> createTableAndWait(tableName, HConstants.CATALOG_FAMILY);<a name="line.749"></a> |
| <span class="sourceLineNo">750</span> List<HRegion> regions = cluster.getRegions(tableName);<a name="line.750"></a> |
| <span class="sourceLineNo">751</span> RegionInfo hri = getAndCheckSingleTableRegion(regions);<a name="line.751"></a> |
| <span class="sourceLineNo">752</span> ensureTableRegionNotOnSameServerAsMeta(admin, hri);<a name="line.752"></a> |
| <span class="sourceLineNo">753</span> int regionServerIndex = cluster.getServerWith(regions.get(0).getRegionInfo()<a name="line.753"></a> |
| <span class="sourceLineNo">754</span> .getRegionName());<a name="line.754"></a> |
| <span class="sourceLineNo">755</span> HRegionServer regionServer = cluster.getRegionServer(regionServerIndex);<a name="line.755"></a> |
| <span class="sourceLineNo">756</span> // Turn off balancer so it doesn't cut in and mess up our placements.<a name="line.756"></a> |
| <span class="sourceLineNo">757</span> this.admin.balancerSwitch(false, true);<a name="line.757"></a> |
| <span class="sourceLineNo">758</span> // Turn off the meta scanner so it don't remove parent on us.<a name="line.758"></a> |
| <span class="sourceLineNo">759</span> cluster.getMaster().setCatalogJanitorEnabled(false);<a name="line.759"></a> |
| <span class="sourceLineNo">760</span> try {<a name="line.760"></a> |
| <span class="sourceLineNo">761</span> // Precondition: we created a table with no data, no store files.<a name="line.761"></a> |
| <span class="sourceLineNo">762</span> printOutRegions(regionServer, "Initial regions: ");<a name="line.762"></a> |
| <span class="sourceLineNo">763</span> Configuration conf = cluster.getConfiguration();<a name="line.763"></a> |
| <span class="sourceLineNo">764</span> HBaseFsck.debugLsr(conf, new Path("/"));<a name="line.764"></a> |
| <span class="sourceLineNo">765</span> Path rootDir = CommonFSUtils.getRootDir(conf);<a name="line.765"></a> |
| <span class="sourceLineNo">766</span> FileSystem fs = TESTING_UTIL.getDFSCluster().getFileSystem();<a name="line.766"></a> |
| <span class="sourceLineNo">767</span> Map<String, Path> storefiles =<a name="line.767"></a> |
| <span class="sourceLineNo">768</span> FSUtils.getTableStoreFilePathMap(null, fs, rootDir, tableName);<a name="line.768"></a> |
| <span class="sourceLineNo">769</span> assertEquals("Expected nothing but found " + storefiles.toString(), 0, storefiles.size());<a name="line.769"></a> |
| <span class="sourceLineNo">770</span><a name="line.770"></a> |
| <span class="sourceLineNo">771</span> // find a splittable region. Refresh the regions list<a name="line.771"></a> |
| <span class="sourceLineNo">772</span> regions = cluster.getRegions(tableName);<a name="line.772"></a> |
| <span class="sourceLineNo">773</span> final HRegion region = findSplittableRegion(regions);<a name="line.773"></a> |
| <span class="sourceLineNo">774</span> assertTrue("not able to find a splittable region", region != null);<a name="line.774"></a> |
| <span class="sourceLineNo">775</span><a name="line.775"></a> |
| <span class="sourceLineNo">776</span> // Now split.<a name="line.776"></a> |
| <span class="sourceLineNo">777</span> try {<a name="line.777"></a> |
| <span class="sourceLineNo">778</span> requestSplitRegion(regionServer, region, Bytes.toBytes("row2"));<a name="line.778"></a> |
| <span class="sourceLineNo">779</span> } catch (IOException e) {<a name="line.779"></a> |
| <span class="sourceLineNo">780</span> fail("Split execution should have succeeded with no exceptions thrown");<a name="line.780"></a> |
| <span class="sourceLineNo">781</span> }<a name="line.781"></a> |
| <span class="sourceLineNo">782</span><a name="line.782"></a> |
| <span class="sourceLineNo">783</span> // Postcondition: split the table with no store files into two regions, but still have no<a name="line.783"></a> |
| <span class="sourceLineNo">784</span> // store files<a name="line.784"></a> |
| <span class="sourceLineNo">785</span> List<HRegion> daughters = cluster.getRegions(tableName);<a name="line.785"></a> |
| <span class="sourceLineNo">786</span> assertEquals(2, daughters.size());<a name="line.786"></a> |
| <span class="sourceLineNo">787</span><a name="line.787"></a> |
| <span class="sourceLineNo">788</span> // check dirs<a name="line.788"></a> |
| <span class="sourceLineNo">789</span> HBaseFsck.debugLsr(conf, new Path("/"));<a name="line.789"></a> |
| <span class="sourceLineNo">790</span> Map<String, Path> storefilesAfter =<a name="line.790"></a> |
| <span class="sourceLineNo">791</span> FSUtils.getTableStoreFilePathMap(null, fs, rootDir, tableName);<a name="line.791"></a> |
| <span class="sourceLineNo">792</span> assertEquals("Expected nothing but found " + storefilesAfter.toString(), 0,<a name="line.792"></a> |
| <span class="sourceLineNo">793</span> storefilesAfter.size());<a name="line.793"></a> |
| <span class="sourceLineNo">794</span><a name="line.794"></a> |
| <span class="sourceLineNo">795</span> hri = region.getRegionInfo(); // split parent<a name="line.795"></a> |
| <span class="sourceLineNo">796</span> AssignmentManager am = cluster.getMaster().getAssignmentManager();<a name="line.796"></a> |
| <span class="sourceLineNo">797</span> RegionStates regionStates = am.getRegionStates();<a name="line.797"></a> |
| <span class="sourceLineNo">798</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.798"></a> |
| <span class="sourceLineNo">799</span> while (!regionStates.isRegionInState(hri, State.SPLIT)) {<a name="line.799"></a> |
| <span class="sourceLineNo">800</span> LOG.debug("Waiting for SPLIT state on: " + hri);<a name="line.800"></a> |
| <span class="sourceLineNo">801</span> assertFalse("Timed out in waiting split parent to be in state SPLIT",<a name="line.801"></a> |
| <span class="sourceLineNo">802</span> EnvironmentEdgeManager.currentTime() - start > 60000);<a name="line.802"></a> |
| <span class="sourceLineNo">803</span> Thread.sleep(500);<a name="line.803"></a> |
| <span class="sourceLineNo">804</span> }<a name="line.804"></a> |
| <span class="sourceLineNo">805</span> assertTrue(regionStates.isRegionInState(daughters.get(0).getRegionInfo(), State.OPEN));<a name="line.805"></a> |
| <span class="sourceLineNo">806</span> assertTrue(regionStates.isRegionInState(daughters.get(1).getRegionInfo(), State.OPEN));<a name="line.806"></a> |
| <span class="sourceLineNo">807</span><a name="line.807"></a> |
| <span class="sourceLineNo">808</span> // We should not be able to assign it again<a name="line.808"></a> |
| <span class="sourceLineNo">809</span> try {<a name="line.809"></a> |
| <span class="sourceLineNo">810</span> am.assign(hri);<a name="line.810"></a> |
| <span class="sourceLineNo">811</span> } catch (DoNotRetryIOException e) {<a name="line.811"></a> |
| <span class="sourceLineNo">812</span> // Expected<a name="line.812"></a> |
| <span class="sourceLineNo">813</span> }<a name="line.813"></a> |
| <span class="sourceLineNo">814</span> assertFalse("Split region can't be assigned", regionStates.isRegionInTransition(hri));<a name="line.814"></a> |
| <span class="sourceLineNo">815</span> assertTrue(regionStates.isRegionInState(hri, State.SPLIT));<a name="line.815"></a> |
| <span class="sourceLineNo">816</span><a name="line.816"></a> |
| <span class="sourceLineNo">817</span> // We should not be able to unassign it either<a name="line.817"></a> |
| <span class="sourceLineNo">818</span> try {<a name="line.818"></a> |
| <span class="sourceLineNo">819</span> am.unassign(hri);<a name="line.819"></a> |
| <span class="sourceLineNo">820</span> fail("Should have thrown exception");<a name="line.820"></a> |
| <span class="sourceLineNo">821</span> } catch (DoNotRetryIOException e) {<a name="line.821"></a> |
| <span class="sourceLineNo">822</span> // Expected<a name="line.822"></a> |
| <span class="sourceLineNo">823</span> }<a name="line.823"></a> |
| <span class="sourceLineNo">824</span> assertFalse("Split region can't be unassigned", regionStates.isRegionInTransition(hri));<a name="line.824"></a> |
| <span class="sourceLineNo">825</span> assertTrue(regionStates.isRegionInState(hri, State.SPLIT));<a name="line.825"></a> |
| <span class="sourceLineNo">826</span> } finally {<a name="line.826"></a> |
| <span class="sourceLineNo">827</span> admin.balancerSwitch(true, false);<a name="line.827"></a> |
| <span class="sourceLineNo">828</span> cluster.getMaster().setCatalogJanitorEnabled(true);<a name="line.828"></a> |
| <span class="sourceLineNo">829</span> }<a name="line.829"></a> |
| <span class="sourceLineNo">830</span> }<a name="line.830"></a> |
| <span class="sourceLineNo">831</span><a name="line.831"></a> |
| <span class="sourceLineNo">832</span> @Test<a name="line.832"></a> |
| <span class="sourceLineNo">833</span> public void testStoreFileReferenceCreationWhenSplitPolicySaysToSkipRangeCheck()<a name="line.833"></a> |
| <span class="sourceLineNo">834</span> throws Exception {<a name="line.834"></a> |
| <span class="sourceLineNo">835</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.835"></a> |
| <span class="sourceLineNo">836</span> try {<a name="line.836"></a> |
| <span class="sourceLineNo">837</span> byte[] cf = Bytes.toBytes("f");<a name="line.837"></a> |
| <span class="sourceLineNo">838</span> byte[] cf1 = Bytes.toBytes("i_f");<a name="line.838"></a> |
| <span class="sourceLineNo">839</span> TableDescriptor htd = TableDescriptorBuilder.newBuilder(tableName)<a name="line.839"></a> |
| <span class="sourceLineNo">840</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf))<a name="line.840"></a> |
| <span class="sourceLineNo">841</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(cf1))<a name="line.841"></a> |
| <span class="sourceLineNo">842</span> .setRegionSplitPolicyClassName(CustomSplitPolicy.class.getName()).build();<a name="line.842"></a> |
| <span class="sourceLineNo">843</span> admin.createTable(htd);<a name="line.843"></a> |
| <span class="sourceLineNo">844</span> List<HRegion> regions = awaitTableRegions(tableName);<a name="line.844"></a> |
| <span class="sourceLineNo">845</span> HRegion region = regions.get(0);<a name="line.845"></a> |
| <span class="sourceLineNo">846</span> for(int i = 3;i<9;i++) {<a name="line.846"></a> |
| <span class="sourceLineNo">847</span> Put p = new Put(Bytes.toBytes("row"+i));<a name="line.847"></a> |
| <span class="sourceLineNo">848</span> p.addColumn(cf, Bytes.toBytes("q"), Bytes.toBytes("value" + i));<a name="line.848"></a> |
| <span class="sourceLineNo">849</span> p.addColumn(cf1, Bytes.toBytes("q"), Bytes.toBytes("value" + i));<a name="line.849"></a> |
| <span class="sourceLineNo">850</span> region.put(p);<a name="line.850"></a> |
| <span class="sourceLineNo">851</span> }<a name="line.851"></a> |
| <span class="sourceLineNo">852</span> region.flush(true);<a name="line.852"></a> |
| <span class="sourceLineNo">853</span> HStore store = region.getStore(cf);<a name="line.853"></a> |
| <span class="sourceLineNo">854</span> Collection<HStoreFile> storefiles = store.getStorefiles();<a name="line.854"></a> |
| <span class="sourceLineNo">855</span> assertEquals(1, storefiles.size());<a name="line.855"></a> |
| <span class="sourceLineNo">856</span> assertFalse(region.hasReferences());<a name="line.856"></a> |
| <span class="sourceLineNo">857</span> Path referencePath =<a name="line.857"></a> |
| <span class="sourceLineNo">858</span> region.getRegionFileSystem().splitStoreFile(region.getRegionInfo(), "f",<a name="line.858"></a> |
| <span class="sourceLineNo">859</span> storefiles.iterator().next(), Bytes.toBytes("row1"), false, region.getSplitPolicy());<a name="line.859"></a> |
| <span class="sourceLineNo">860</span> assertNull(referencePath);<a name="line.860"></a> |
| <span class="sourceLineNo">861</span> referencePath =<a name="line.861"></a> |
| <span class="sourceLineNo">862</span> region.getRegionFileSystem().splitStoreFile(region.getRegionInfo(), "i_f",<a name="line.862"></a> |
| <span class="sourceLineNo">863</span> storefiles.iterator().next(), Bytes.toBytes("row1"), false, region.getSplitPolicy());<a name="line.863"></a> |
| <span class="sourceLineNo">864</span> assertNotNull(referencePath);<a name="line.864"></a> |
| <span class="sourceLineNo">865</span> } finally {<a name="line.865"></a> |
| <span class="sourceLineNo">866</span> TESTING_UTIL.deleteTable(tableName);<a name="line.866"></a> |
| <span class="sourceLineNo">867</span> }<a name="line.867"></a> |
| <span class="sourceLineNo">868</span> }<a name="line.868"></a> |
| <span class="sourceLineNo">869</span><a name="line.869"></a> |
| <span class="sourceLineNo">870</span> private HRegion findSplittableRegion(final List<HRegion> regions) throws InterruptedException {<a name="line.870"></a> |
| <span class="sourceLineNo">871</span> for (int i = 0; i < 5; ++i) {<a name="line.871"></a> |
| <span class="sourceLineNo">872</span> for (HRegion r: regions) {<a name="line.872"></a> |
| <span class="sourceLineNo">873</span> if (r.isSplittable() && r.getRegionInfo().getReplicaId() == 0) {<a name="line.873"></a> |
| <span class="sourceLineNo">874</span> return(r);<a name="line.874"></a> |
| <span class="sourceLineNo">875</span> }<a name="line.875"></a> |
| <span class="sourceLineNo">876</span> }<a name="line.876"></a> |
| <span class="sourceLineNo">877</span> Thread.sleep(100);<a name="line.877"></a> |
| <span class="sourceLineNo">878</span> }<a name="line.878"></a> |
| <span class="sourceLineNo">879</span> return null;<a name="line.879"></a> |
| <span class="sourceLineNo">880</span> }<a name="line.880"></a> |
| <span class="sourceLineNo">881</span><a name="line.881"></a> |
| <span class="sourceLineNo">882</span> private List<HRegion> checkAndGetDaughters(TableName tableName) throws InterruptedException {<a name="line.882"></a> |
| <span class="sourceLineNo">883</span> List<HRegion> daughters = null;<a name="line.883"></a> |
| <span class="sourceLineNo">884</span> // try up to 10s<a name="line.884"></a> |
| <span class="sourceLineNo">885</span> for (int i = 0; i < 100; i++) {<a name="line.885"></a> |
| <span class="sourceLineNo">886</span> daughters = cluster.getRegions(tableName);<a name="line.886"></a> |
| <span class="sourceLineNo">887</span> if (daughters.size() >= 2) {<a name="line.887"></a> |
| <span class="sourceLineNo">888</span> break;<a name="line.888"></a> |
| <span class="sourceLineNo">889</span> }<a name="line.889"></a> |
| <span class="sourceLineNo">890</span> Thread.sleep(100);<a name="line.890"></a> |
| <span class="sourceLineNo">891</span> }<a name="line.891"></a> |
| <span class="sourceLineNo">892</span> assertTrue(daughters.size() >= 2);<a name="line.892"></a> |
| <span class="sourceLineNo">893</span> return daughters;<a name="line.893"></a> |
| <span class="sourceLineNo">894</span> }<a name="line.894"></a> |
| <span class="sourceLineNo">895</span><a name="line.895"></a> |
| <span class="sourceLineNo">896</span> private HMaster abortAndWaitForMaster() throws IOException, InterruptedException {<a name="line.896"></a> |
| <span class="sourceLineNo">897</span> cluster.abortMaster(0);<a name="line.897"></a> |
| <span class="sourceLineNo">898</span> cluster.waitOnMaster(0);<a name="line.898"></a> |
| <span class="sourceLineNo">899</span> HMaster master = cluster.startMaster().getMaster();<a name="line.899"></a> |
| <span class="sourceLineNo">900</span> cluster.waitForActiveAndReadyMaster();<a name="line.900"></a> |
| <span class="sourceLineNo">901</span> // reset the connections<a name="line.901"></a> |
| <span class="sourceLineNo">902</span> Closeables.close(admin, true);<a name="line.902"></a> |
| <span class="sourceLineNo">903</span> TESTING_UTIL.invalidateConnection();<a name="line.903"></a> |
| <span class="sourceLineNo">904</span> admin = TESTING_UTIL.getAdmin();<a name="line.904"></a> |
| <span class="sourceLineNo">905</span> return master;<a name="line.905"></a> |
| <span class="sourceLineNo">906</span> }<a name="line.906"></a> |
| <span class="sourceLineNo">907</span><a name="line.907"></a> |
| <span class="sourceLineNo">908</span> /**<a name="line.908"></a> |
| <span class="sourceLineNo">909</span> * Ensure single table region is not on same server as the single hbase:meta table<a name="line.909"></a> |
| <span class="sourceLineNo">910</span> * region.<a name="line.910"></a> |
| <span class="sourceLineNo">911</span> * @return Index of the server hosting the single table region<a name="line.911"></a> |
| <span class="sourceLineNo">912</span> * @throws UnknownRegionException<a name="line.912"></a> |
| <span class="sourceLineNo">913</span> * @throws MasterNotRunningException<a name="line.913"></a> |
| <span class="sourceLineNo">914</span> * @throws org.apache.hadoop.hbase.ZooKeeperConnectionException<a name="line.914"></a> |
| <span class="sourceLineNo">915</span> * @throws InterruptedException<a name="line.915"></a> |
| <span class="sourceLineNo">916</span> */<a name="line.916"></a> |
| <span class="sourceLineNo">917</span> private int ensureTableRegionNotOnSameServerAsMeta(final Admin admin,<a name="line.917"></a> |
| <span class="sourceLineNo">918</span> final RegionInfo hri)<a name="line.918"></a> |
| <span class="sourceLineNo">919</span> throws IOException, MasterNotRunningException,<a name="line.919"></a> |
| <span class="sourceLineNo">920</span> ZooKeeperConnectionException, InterruptedException {<a name="line.920"></a> |
| <span class="sourceLineNo">921</span> // Now make sure that the table region is not on same server as that hosting<a name="line.921"></a> |
| <span class="sourceLineNo">922</span> // hbase:meta We don't want hbase:meta replay polluting our test when we later crash<a name="line.922"></a> |
| <span class="sourceLineNo">923</span> // the table region serving server.<a name="line.923"></a> |
| <span class="sourceLineNo">924</span> int metaServerIndex = cluster.getServerWithMeta();<a name="line.924"></a> |
| <span class="sourceLineNo">925</span> HRegionServer metaRegionServer = cluster.getRegionServer(metaServerIndex);<a name="line.925"></a> |
| <span class="sourceLineNo">926</span> int tableRegionIndex = cluster.getServerWith(hri.getRegionName());<a name="line.926"></a> |
| <span class="sourceLineNo">927</span> assertTrue(tableRegionIndex != -1);<a name="line.927"></a> |
| <span class="sourceLineNo">928</span> HRegionServer tableRegionServer = cluster.getRegionServer(tableRegionIndex);<a name="line.928"></a> |
| <span class="sourceLineNo">929</span> LOG.info("MetaRegionServer=" + metaRegionServer.getServerName() +<a name="line.929"></a> |
| <span class="sourceLineNo">930</span> ", other=" + tableRegionServer.getServerName());<a name="line.930"></a> |
| <span class="sourceLineNo">931</span> if (metaRegionServer.getServerName().equals(tableRegionServer.getServerName())) {<a name="line.931"></a> |
| <span class="sourceLineNo">932</span> HRegionServer hrs = getOtherRegionServer(cluster, metaRegionServer);<a name="line.932"></a> |
| <span class="sourceLineNo">933</span> assertNotNull(hrs);<a name="line.933"></a> |
| <span class="sourceLineNo">934</span> assertNotNull(hri);<a name="line.934"></a> |
| <span class="sourceLineNo">935</span> LOG.info("Moving " + hri.getRegionNameAsString() + " from " +<a name="line.935"></a> |
| <span class="sourceLineNo">936</span> metaRegionServer.getServerName() + " to " +<a name="line.936"></a> |
| <span class="sourceLineNo">937</span> hrs.getServerName() + "; metaServerIndex=" + metaServerIndex);<a name="line.937"></a> |
| <span class="sourceLineNo">938</span> admin.move(hri.getEncodedNameAsBytes(), hrs.getServerName());<a name="line.938"></a> |
| <span class="sourceLineNo">939</span> }<a name="line.939"></a> |
| <span class="sourceLineNo">940</span> // Wait till table region is up on the server that is NOT carrying hbase:meta.<a name="line.940"></a> |
| <span class="sourceLineNo">941</span> for (int i = 0; i < 100; i++) {<a name="line.941"></a> |
| <span class="sourceLineNo">942</span> tableRegionIndex = cluster.getServerWith(hri.getRegionName());<a name="line.942"></a> |
| <span class="sourceLineNo">943</span> if (tableRegionIndex != -1 && tableRegionIndex != metaServerIndex) break;<a name="line.943"></a> |
| <span class="sourceLineNo">944</span> LOG.debug("Waiting on region move off the hbase:meta server; current index " +<a name="line.944"></a> |
| <span class="sourceLineNo">945</span> tableRegionIndex + " and metaServerIndex=" + metaServerIndex);<a name="line.945"></a> |
| <span class="sourceLineNo">946</span> Thread.sleep(100);<a name="line.946"></a> |
| <span class="sourceLineNo">947</span> }<a name="line.947"></a> |
| <span class="sourceLineNo">948</span> assertTrue("Region not moved off hbase:meta server, tableRegionIndex=" + tableRegionIndex,<a name="line.948"></a> |
| <span class="sourceLineNo">949</span> tableRegionIndex != -1 && tableRegionIndex != metaServerIndex);<a name="line.949"></a> |
| <span class="sourceLineNo">950</span> // Verify for sure table region is not on same server as hbase:meta<a name="line.950"></a> |
| <span class="sourceLineNo">951</span> tableRegionIndex = cluster.getServerWith(hri.getRegionName());<a name="line.951"></a> |
| <span class="sourceLineNo">952</span> assertTrue(tableRegionIndex != -1);<a name="line.952"></a> |
| <span class="sourceLineNo">953</span> assertNotSame(metaServerIndex, tableRegionIndex);<a name="line.953"></a> |
| <span class="sourceLineNo">954</span> return tableRegionIndex;<a name="line.954"></a> |
| <span class="sourceLineNo">955</span> }<a name="line.955"></a> |
| <span class="sourceLineNo">956</span><a name="line.956"></a> |
| <span class="sourceLineNo">957</span> /**<a name="line.957"></a> |
| <span class="sourceLineNo">958</span> * Find regionserver other than the one passed.<a name="line.958"></a> |
| <span class="sourceLineNo">959</span> * Can't rely on indexes into list of regionservers since crashed servers<a name="line.959"></a> |
| <span class="sourceLineNo">960</span> * occupy an index.<a name="line.960"></a> |
| <span class="sourceLineNo">961</span> * @param cluster<a name="line.961"></a> |
| <span class="sourceLineNo">962</span> * @param notThisOne<a name="line.962"></a> |
| <span class="sourceLineNo">963</span> * @return A regionserver that is not <code>notThisOne</code> or null if none<a name="line.963"></a> |
| <span class="sourceLineNo">964</span> * found<a name="line.964"></a> |
| <span class="sourceLineNo">965</span> */<a name="line.965"></a> |
| <span class="sourceLineNo">966</span> private HRegionServer getOtherRegionServer(final MiniHBaseCluster cluster,<a name="line.966"></a> |
| <span class="sourceLineNo">967</span> final HRegionServer notThisOne) {<a name="line.967"></a> |
| <span class="sourceLineNo">968</span> for (RegionServerThread rst: cluster.getRegionServerThreads()) {<a name="line.968"></a> |
| <span class="sourceLineNo">969</span> HRegionServer hrs = rst.getRegionServer();<a name="line.969"></a> |
| <span class="sourceLineNo">970</span> if (hrs.getServerName().equals(notThisOne.getServerName())) continue;<a name="line.970"></a> |
| <span class="sourceLineNo">971</span> if (hrs.isStopping() || hrs.isStopped()) continue;<a name="line.971"></a> |
| <span class="sourceLineNo">972</span> return hrs;<a name="line.972"></a> |
| <span class="sourceLineNo">973</span> }<a name="line.973"></a> |
| <span class="sourceLineNo">974</span> return null;<a name="line.974"></a> |
| <span class="sourceLineNo">975</span> }<a name="line.975"></a> |
| <span class="sourceLineNo">976</span><a name="line.976"></a> |
| <span class="sourceLineNo">977</span> private void printOutRegions(final HRegionServer hrs, final String prefix)<a name="line.977"></a> |
| <span class="sourceLineNo">978</span> throws IOException {<a name="line.978"></a> |
| <span class="sourceLineNo">979</span> List<RegionInfo> regions = ProtobufUtil.getOnlineRegions(hrs.getRSRpcServices());<a name="line.979"></a> |
| <span class="sourceLineNo">980</span> for (RegionInfo region: regions) {<a name="line.980"></a> |
| <span class="sourceLineNo">981</span> LOG.info(prefix + region.getRegionNameAsString());<a name="line.981"></a> |
| <span class="sourceLineNo">982</span> }<a name="line.982"></a> |
| <span class="sourceLineNo">983</span> }<a name="line.983"></a> |
| <span class="sourceLineNo">984</span><a name="line.984"></a> |
| <span class="sourceLineNo">985</span> private void waitUntilRegionServerDead() throws InterruptedException, IOException {<a name="line.985"></a> |
| <span class="sourceLineNo">986</span> // Wait until the master processes the RS shutdown<a name="line.986"></a> |
| <span class="sourceLineNo">987</span> for (int i=0; (cluster.getMaster().getClusterMetrics()<a name="line.987"></a> |
| <span class="sourceLineNo">988</span> .getLiveServerMetrics().size() > NB_SERVERS<a name="line.988"></a> |
| <span class="sourceLineNo">989</span> || cluster.getLiveRegionServerThreads().size() > NB_SERVERS) && i<100; i++) {<a name="line.989"></a> |
| <span class="sourceLineNo">990</span> LOG.info("Waiting on server to go down");<a name="line.990"></a> |
| <span class="sourceLineNo">991</span> Thread.sleep(100);<a name="line.991"></a> |
| <span class="sourceLineNo">992</span> }<a name="line.992"></a> |
| <span class="sourceLineNo">993</span> assertFalse("Waited too long for RS to die",<a name="line.993"></a> |
| <span class="sourceLineNo">994</span> cluster.getMaster().getClusterMetrics(). getLiveServerMetrics().size() > NB_SERVERS<a name="line.994"></a> |
| <span class="sourceLineNo">995</span> || cluster.getLiveRegionServerThreads().size() > NB_SERVERS);<a name="line.995"></a> |
| <span class="sourceLineNo">996</span> }<a name="line.996"></a> |
| <span class="sourceLineNo">997</span><a name="line.997"></a> |
| <span class="sourceLineNo">998</span> private void awaitDaughters(TableName tableName, int numDaughters) throws InterruptedException {<a name="line.998"></a> |
| <span class="sourceLineNo">999</span> // Wait till regions are back on line again.<a name="line.999"></a> |
| <span class="sourceLineNo">1000</span> for (int i = 0; cluster.getRegions(tableName).size() < numDaughters && i < 60; i++) {<a name="line.1000"></a> |
| <span class="sourceLineNo">1001</span> LOG.info("Waiting for repair to happen");<a name="line.1001"></a> |
| <span class="sourceLineNo">1002</span> Thread.sleep(1000);<a name="line.1002"></a> |
| <span class="sourceLineNo">1003</span> }<a name="line.1003"></a> |
| <span class="sourceLineNo">1004</span> if (cluster.getRegions(tableName).size() < numDaughters) {<a name="line.1004"></a> |
| <span class="sourceLineNo">1005</span> fail("Waiting too long for daughter regions");<a name="line.1005"></a> |
| <span class="sourceLineNo">1006</span> }<a name="line.1006"></a> |
| <span class="sourceLineNo">1007</span> }<a name="line.1007"></a> |
| <span class="sourceLineNo">1008</span><a name="line.1008"></a> |
| <span class="sourceLineNo">1009</span> private List<HRegion> awaitTableRegions(final TableName tableName) throws InterruptedException {<a name="line.1009"></a> |
| <span class="sourceLineNo">1010</span> List<HRegion> regions = null;<a name="line.1010"></a> |
| <span class="sourceLineNo">1011</span> for (int i = 0; i < 100; i++) {<a name="line.1011"></a> |
| <span class="sourceLineNo">1012</span> regions = cluster.getRegions(tableName);<a name="line.1012"></a> |
| <span class="sourceLineNo">1013</span> if (regions.size() > 0) break;<a name="line.1013"></a> |
| <span class="sourceLineNo">1014</span> Thread.sleep(100);<a name="line.1014"></a> |
| <span class="sourceLineNo">1015</span> }<a name="line.1015"></a> |
| <span class="sourceLineNo">1016</span> return regions;<a name="line.1016"></a> |
| <span class="sourceLineNo">1017</span> }<a name="line.1017"></a> |
| <span class="sourceLineNo">1018</span><a name="line.1018"></a> |
| <span class="sourceLineNo">1019</span> private Table createTableAndWait(TableName tableName, byte[] cf) throws IOException,<a name="line.1019"></a> |
| <span class="sourceLineNo">1020</span> InterruptedException {<a name="line.1020"></a> |
| <span class="sourceLineNo">1021</span> Table t = TESTING_UTIL.createTable(tableName, cf);<a name="line.1021"></a> |
| <span class="sourceLineNo">1022</span> awaitTableRegions(tableName);<a name="line.1022"></a> |
| <span class="sourceLineNo">1023</span> assertTrue("Table not online: " + tableName,<a name="line.1023"></a> |
| <span class="sourceLineNo">1024</span> cluster.getRegions(tableName).size() != 0);<a name="line.1024"></a> |
| <span class="sourceLineNo">1025</span> return t;<a name="line.1025"></a> |
| <span class="sourceLineNo">1026</span> }<a name="line.1026"></a> |
| <span class="sourceLineNo">1027</span><a name="line.1027"></a> |
| <span class="sourceLineNo">1028</span> // Make it public so that JVMClusterUtil can access it.<a name="line.1028"></a> |
| <span class="sourceLineNo">1029</span> public static class MyMaster extends HMaster {<a name="line.1029"></a> |
| <span class="sourceLineNo">1030</span> public MyMaster(Configuration conf) throws IOException, KeeperException, InterruptedException {<a name="line.1030"></a> |
| <span class="sourceLineNo">1031</span> super(conf);<a name="line.1031"></a> |
| <span class="sourceLineNo">1032</span> }<a name="line.1032"></a> |
| <span class="sourceLineNo">1033</span><a name="line.1033"></a> |
| <span class="sourceLineNo">1034</span> @Override<a name="line.1034"></a> |
| <span class="sourceLineNo">1035</span> protected RSRpcServices createRpcServices() throws IOException {<a name="line.1035"></a> |
| <span class="sourceLineNo">1036</span> return new MyMasterRpcServices(this);<a name="line.1036"></a> |
| <span class="sourceLineNo">1037</span> }<a name="line.1037"></a> |
| <span class="sourceLineNo">1038</span> }<a name="line.1038"></a> |
| <span class="sourceLineNo">1039</span><a name="line.1039"></a> |
| <span class="sourceLineNo">1040</span> static class MyMasterRpcServices extends MasterRpcServices {<a name="line.1040"></a> |
| <span class="sourceLineNo">1041</span> static AtomicBoolean enabled = new AtomicBoolean(false);<a name="line.1041"></a> |
| <span class="sourceLineNo">1042</span><a name="line.1042"></a> |
| <span class="sourceLineNo">1043</span> private HMaster myMaster;<a name="line.1043"></a> |
| <span class="sourceLineNo">1044</span> public MyMasterRpcServices(HMaster master) throws IOException {<a name="line.1044"></a> |
| <span class="sourceLineNo">1045</span> super(master);<a name="line.1045"></a> |
| <span class="sourceLineNo">1046</span> myMaster = master;<a name="line.1046"></a> |
| <span class="sourceLineNo">1047</span> }<a name="line.1047"></a> |
| <span class="sourceLineNo">1048</span><a name="line.1048"></a> |
| <span class="sourceLineNo">1049</span> @Override<a name="line.1049"></a> |
| <span class="sourceLineNo">1050</span> public ReportRegionStateTransitionResponse reportRegionStateTransition(RpcController c,<a name="line.1050"></a> |
| <span class="sourceLineNo">1051</span> ReportRegionStateTransitionRequest req) throws ServiceException {<a name="line.1051"></a> |
| <span class="sourceLineNo">1052</span> ReportRegionStateTransitionResponse resp = super.reportRegionStateTransition(c, req);<a name="line.1052"></a> |
| <span class="sourceLineNo">1053</span> if (enabled.get() && req.getTransition(0).getTransitionCode().equals(<a name="line.1053"></a> |
| <span class="sourceLineNo">1054</span> TransitionCode.READY_TO_SPLIT) && !resp.hasErrorMessage()) {<a name="line.1054"></a> |
| <span class="sourceLineNo">1055</span> RegionStates regionStates = myMaster.getAssignmentManager().getRegionStates();<a name="line.1055"></a> |
| <span class="sourceLineNo">1056</span> for (RegionStateNode regionState:<a name="line.1056"></a> |
| <span class="sourceLineNo">1057</span> regionStates.getRegionsInTransition()) {<a name="line.1057"></a> |
| <span class="sourceLineNo">1058</span> /* TODO!!!!<a name="line.1058"></a> |
| <span class="sourceLineNo">1059</span> // Find the merging_new region and remove it<a name="line.1059"></a> |
| <span class="sourceLineNo">1060</span> if (regionState.isSplittingNew()) {<a name="line.1060"></a> |
| <span class="sourceLineNo">1061</span> regionStates.deleteRegion(regionState.getRegion());<a name="line.1061"></a> |
| <span class="sourceLineNo">1062</span> }<a name="line.1062"></a> |
| <span class="sourceLineNo">1063</span> */<a name="line.1063"></a> |
| <span class="sourceLineNo">1064</span> }<a name="line.1064"></a> |
| <span class="sourceLineNo">1065</span> }<a name="line.1065"></a> |
| <span class="sourceLineNo">1066</span> return resp;<a name="line.1066"></a> |
| <span class="sourceLineNo">1067</span> }<a name="line.1067"></a> |
| <span class="sourceLineNo">1068</span> }<a name="line.1068"></a> |
| <span class="sourceLineNo">1069</span><a name="line.1069"></a> |
| <span class="sourceLineNo">1070</span> static class CustomSplitPolicy extends IncreasingToUpperBoundRegionSplitPolicy {<a name="line.1070"></a> |
| <span class="sourceLineNo">1071</span><a name="line.1071"></a> |
| <span class="sourceLineNo">1072</span> @Override<a name="line.1072"></a> |
| <span class="sourceLineNo">1073</span> protected boolean shouldSplit() {<a name="line.1073"></a> |
| <span class="sourceLineNo">1074</span> return true;<a name="line.1074"></a> |
| <span class="sourceLineNo">1075</span> }<a name="line.1075"></a> |
| <span class="sourceLineNo">1076</span><a name="line.1076"></a> |
| <span class="sourceLineNo">1077</span> @Override<a name="line.1077"></a> |
| <span class="sourceLineNo">1078</span> public boolean skipStoreFileRangeCheck(String familyName) {<a name="line.1078"></a> |
| <span class="sourceLineNo">1079</span> if(familyName.startsWith("i_")) {<a name="line.1079"></a> |
| <span class="sourceLineNo">1080</span> return true;<a name="line.1080"></a> |
| <span class="sourceLineNo">1081</span> } else {<a name="line.1081"></a> |
| <span class="sourceLineNo">1082</span> return false;<a name="line.1082"></a> |
| <span class="sourceLineNo">1083</span> }<a name="line.1083"></a> |
| <span class="sourceLineNo">1084</span> }<a name="line.1084"></a> |
| <span class="sourceLineNo">1085</span> }<a name="line.1085"></a> |
| <span class="sourceLineNo">1086</span>}<a name="line.1086"></a> |
| <span class="sourceLineNo">1087</span><a name="line.1087"></a> |
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| </div> |
| </body> |
| </html> |
