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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.rsgroup;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.util.Threads.sleep;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertEquals;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertFalse;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.junit.Assert.assertTrue;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.junit.Assert.fail;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span><a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.io.IOException;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.ArrayList;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.EnumSet;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.Iterator;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.Map;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.Random;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.Set;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import java.util.function.Function;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.ClusterMetrics.Option;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.ServerName;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.TableName;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.Waiter;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.constraint.ConstraintException;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.master.assignment.RegionStateNode;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.net.Address;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.testclassification.RSGroupTests;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.junit.After;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.junit.AfterClass;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.junit.Before;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.BeforeClass;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.ClassRule;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.junit.Test;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.junit.experimental.categories.Category;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.slf4j.Logger;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.slf4j.LoggerFactory;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span><a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span>@Category({ RSGroupTests.class, LargeTests.class })<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>public class TestRSGroupsAdmin2 extends TestRSGroupsBase {<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> @ClassRule<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> HBaseClassTestRule.forClass(TestRSGroupsAdmin2.class);<a name="line.68"></a> |
| <span class="sourceLineNo">069</span><a name="line.69"></a> |
| <span class="sourceLineNo">070</span> private static final Logger LOG = LoggerFactory.getLogger(TestRSGroupsAdmin2.class);<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> @BeforeClass<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> public static void setUp() throws Exception {<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> setUpTestBeforeClass();<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> }<a name="line.75"></a> |
| <span class="sourceLineNo">076</span><a name="line.76"></a> |
| <span class="sourceLineNo">077</span> @AfterClass<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> public static void tearDown() throws Exception {<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> tearDownAfterClass();<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> }<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> @Before<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> public void beforeMethod() throws Exception {<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> setUpBeforeMethod();<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> }<a name="line.85"></a> |
| <span class="sourceLineNo">086</span><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> @After<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> public void afterMethod() throws Exception {<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> tearDownAfterMethod();<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> }<a name="line.90"></a> |
| <span class="sourceLineNo">091</span><a name="line.91"></a> |
| <span class="sourceLineNo">092</span> @Test<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> public void testRegionMove() throws Exception {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> final RSGroupInfo newGroup = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> final byte[] familyNameBytes = Bytes.toBytes("f");<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> // All the regions created below will be assigned to the default group.<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> TEST_UTIL.createMultiRegionTable(tableName, familyNameBytes, 6);<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> @Override<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> public boolean evaluate() throws Exception {<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> List<String> regions = getTableRegionMap().get(tableName);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> if (regions == null) {<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> return false;<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> }<a name="line.104"></a> |
| <span class="sourceLineNo">105</span><a name="line.105"></a> |
| <span class="sourceLineNo">106</span> return getTableRegionMap().get(tableName).size() >= 6;<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> }<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> });<a name="line.108"></a> |
| <span class="sourceLineNo">109</span><a name="line.109"></a> |
| <span class="sourceLineNo">110</span> // get target region to move<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> Map<ServerName, List<String>> assignMap = getTableServerRegionMap().get(tableName);<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> String targetRegion = null;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> for (ServerName server : assignMap.keySet()) {<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> targetRegion = assignMap.get(server).size() > 0 ? assignMap.get(server).get(0) : null;<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> if (targetRegion != null) {<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> break;<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> }<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> }<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> // get server which is not a member of new group<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> ServerName tmpTargetServer = null;<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> for (ServerName server : ADMIN.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS))<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> .getLiveServerMetrics().keySet()) {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> if (!newGroup.containsServer(server.getAddress())) {<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> tmpTargetServer = server;<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> break;<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> }<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> }<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> final ServerName targetServer = tmpTargetServer;<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> // move target server to group<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(targetServer.getAddress()), newGroup.getName());<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> @Override<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> public boolean evaluate() throws Exception {<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> return ADMIN.getRegions(targetServer).size() <= 0;<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> }<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> });<a name="line.136"></a> |
| <span class="sourceLineNo">137</span><a name="line.137"></a> |
| <span class="sourceLineNo">138</span> // Lets move this region to the new group.<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> TEST_UTIL.getAdmin()<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> .move(Bytes.toBytes(RegionInfo.encodeRegionName(Bytes.toBytes(targetRegion))), targetServer);<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> @Override<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> public boolean evaluate() throws Exception {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> return getTableRegionMap().get(tableName) != null &&<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> getTableRegionMap().get(tableName).size() == 6 &&<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> ADMIN.getClusterMetrics(EnumSet.of(Option.REGIONS_IN_TRANSITION))<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> .getRegionStatesInTransition().size() < 1;<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> }<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> });<a name="line.149"></a> |
| <span class="sourceLineNo">150</span><a name="line.150"></a> |
| <span class="sourceLineNo">151</span> // verify that targetServer didn't open it<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> for (RegionInfo region : ADMIN.getRegions(targetServer)) {<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> if (targetRegion.equals(region.getRegionNameAsString())) {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> fail("Target server opened region");<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> }<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> }<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> @Test<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> public void testRegionServerMove() throws IOException, InterruptedException {<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> int initNumGroups = ADMIN.listRSGroups().size();<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> RSGroupInfo appInfo = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> RSGroupInfo adminInfo = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> RSGroupInfo dInfo = ADMIN.getRSGroup(RSGroupInfo.DEFAULT_GROUP);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> assertEquals(initNumGroups + 2, ADMIN.listRSGroups().size());<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> assertEquals(1, adminInfo.getServers().size());<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> assertEquals(1, appInfo.getServers().size());<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> assertEquals(getNumServers() - 2, dInfo.getServers().size());<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> ADMIN.moveServersToRSGroup(appInfo.getServers(), RSGroupInfo.DEFAULT_GROUP);<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> ADMIN.removeRSGroup(appInfo.getName());<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> ADMIN.moveServersToRSGroup(adminInfo.getServers(), RSGroupInfo.DEFAULT_GROUP);<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> ADMIN.removeRSGroup(adminInfo.getName());<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> assertEquals(ADMIN.listRSGroups().size(), initNumGroups);<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span><a name="line.175"></a> |
| <span class="sourceLineNo">176</span> @Test<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> public void testMoveServers() throws Exception {<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> // create groups and assign servers<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> addGroup("bar", 3);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> ADMIN.addRSGroup("foo");<a name="line.180"></a> |
| <span class="sourceLineNo">181</span><a name="line.181"></a> |
| <span class="sourceLineNo">182</span> RSGroupInfo barGroup = ADMIN.getRSGroup("bar");<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> RSGroupInfo fooGroup = ADMIN.getRSGroup("foo");<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> assertEquals(3, barGroup.getServers().size());<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> assertEquals(0, fooGroup.getServers().size());<a name="line.185"></a> |
| <span class="sourceLineNo">186</span><a name="line.186"></a> |
| <span class="sourceLineNo">187</span> // test fail bogus server move<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> try {<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(Address.fromString("foo:9999")), "foo");<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> fail("Bogus servers shouldn't have been successfully moved.");<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> } catch (IOException ex) {<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> String exp = "Source RSGroup for server foo:9999 does not exist.";<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> String msg = "Expected '" + exp + "' in exception message: ";<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> assertTrue(msg + " " + ex.getMessage(), ex.getMessage().contains(exp));<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> }<a name="line.195"></a> |
| <span class="sourceLineNo">196</span><a name="line.196"></a> |
| <span class="sourceLineNo">197</span> // test success case<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> LOG.info("moving servers " + barGroup.getServers() + " to group foo");<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> ADMIN.moveServersToRSGroup(barGroup.getServers(), fooGroup.getName());<a name="line.199"></a> |
| <span class="sourceLineNo">200</span><a name="line.200"></a> |
| <span class="sourceLineNo">201</span> barGroup = ADMIN.getRSGroup("bar");<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> fooGroup = ADMIN.getRSGroup("foo");<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> assertEquals(0, barGroup.getServers().size());<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> assertEquals(3, fooGroup.getServers().size());<a name="line.204"></a> |
| <span class="sourceLineNo">205</span><a name="line.205"></a> |
| <span class="sourceLineNo">206</span> LOG.info("moving servers " + fooGroup.getServers() + " to group default");<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> ADMIN.moveServersToRSGroup(fooGroup.getServers(), RSGroupInfo.DEFAULT_GROUP);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span><a name="line.208"></a> |
| <span class="sourceLineNo">209</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> @Override<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> public boolean evaluate() throws Exception {<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> return getNumServers() == ADMIN.getRSGroup(RSGroupInfo.DEFAULT_GROUP).getServers().size();<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> }<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> });<a name="line.214"></a> |
| <span class="sourceLineNo">215</span><a name="line.215"></a> |
| <span class="sourceLineNo">216</span> fooGroup = ADMIN.getRSGroup("foo");<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> assertEquals(0, fooGroup.getServers().size());<a name="line.217"></a> |
| <span class="sourceLineNo">218</span><a name="line.218"></a> |
| <span class="sourceLineNo">219</span> // test group removal<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> LOG.info("Remove group " + barGroup.getName());<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> ADMIN.removeRSGroup(barGroup.getName());<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> assertEquals(null, ADMIN.getRSGroup(barGroup.getName()));<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> LOG.info("Remove group " + fooGroup.getName());<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> ADMIN.removeRSGroup(fooGroup.getName());<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> assertEquals(null, ADMIN.getRSGroup(fooGroup.getName()));<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> }<a name="line.226"></a> |
| <span class="sourceLineNo">227</span><a name="line.227"></a> |
| <span class="sourceLineNo">228</span> @Test<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> public void testRemoveServers() throws Exception {<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> LOG.info("testRemoveServers");<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> final RSGroupInfo newGroup = addGroup(getGroupName(name.getMethodName()), 3);<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> Iterator<Address> iterator = newGroup.getServers().iterator();<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> ServerName targetServer = getServerName(iterator.next());<a name="line.233"></a> |
| <span class="sourceLineNo">234</span><a name="line.234"></a> |
| <span class="sourceLineNo">235</span> // remove online servers<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> try {<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> ADMIN.removeServersFromRSGroup(Sets.newHashSet(targetServer.getAddress()));<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> fail("Online servers shouldn't have been successfully removed.");<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> } catch (IOException ex) {<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> String exp =<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> "Server " + targetServer.getAddress() + " is an online server, not allowed to remove.";<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> String msg = "Expected '" + exp + "' in exception message: ";<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> assertTrue(msg + " " + ex.getMessage(), ex.getMessage().contains(exp));<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> }<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> assertTrue(newGroup.getServers().contains(targetServer.getAddress()));<a name="line.245"></a> |
| <span class="sourceLineNo">246</span><a name="line.246"></a> |
| <span class="sourceLineNo">247</span> // remove dead servers<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> NUM_DEAD_SERVERS = CLUSTER.getClusterMetrics().getDeadServerNames().size();<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> try {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> // stopping may cause an exception<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> // due to the connection loss<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> LOG.info("stopping server " + targetServer.getServerName());<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> ADMIN.stopRegionServer(targetServer.getAddress().toString());<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> NUM_DEAD_SERVERS++;<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> } catch (Exception e) {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<a name="line.256"></a> |
| <span class="sourceLineNo">257</span><a name="line.257"></a> |
| <span class="sourceLineNo">258</span> // wait for stopped regionserver to dead server list<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> @Override<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> public boolean evaluate() throws Exception {<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> return !MASTER.getServerManager().areDeadServersInProgress() &&<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> CLUSTER.getClusterMetrics().getDeadServerNames().size() == NUM_DEAD_SERVERS;<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> }<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> });<a name="line.265"></a> |
| <span class="sourceLineNo">266</span><a name="line.266"></a> |
| <span class="sourceLineNo">267</span> try {<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> ADMIN.removeServersFromRSGroup(Sets.newHashSet(targetServer.getAddress()));<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> fail("Dead servers shouldn't have been successfully removed.");<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> } catch (IOException ex) {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> String exp = "Server " + targetServer.getAddress() + " is on the dead servers list," +<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> " Maybe it will come back again, not allowed to remove.";<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> String msg = "Expected '" + exp + "' in exception message: ";<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> assertTrue(msg + " " + ex.getMessage(), ex.getMessage().contains(exp));<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> }<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> assertTrue(newGroup.getServers().contains(targetServer.getAddress()));<a name="line.276"></a> |
| <span class="sourceLineNo">277</span><a name="line.277"></a> |
| <span class="sourceLineNo">278</span> // remove decommissioned servers<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> List<ServerName> serversToDecommission = new ArrayList<>();<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> targetServer = getServerName(iterator.next());<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> assertTrue(MASTER.getServerManager().getOnlineServers().containsKey(targetServer));<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> serversToDecommission.add(targetServer);<a name="line.282"></a> |
| <span class="sourceLineNo">283</span><a name="line.283"></a> |
| <span class="sourceLineNo">284</span> ADMIN.decommissionRegionServers(serversToDecommission, true);<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> assertEquals(1, ADMIN.listDecommissionedRegionServers().size());<a name="line.285"></a> |
| <span class="sourceLineNo">286</span><a name="line.286"></a> |
| <span class="sourceLineNo">287</span> assertTrue(newGroup.getServers().contains(targetServer.getAddress()));<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> ADMIN.removeServersFromRSGroup(Sets.newHashSet(targetServer.getAddress()));<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> Set<Address> newGroupServers = ADMIN.getRSGroup(newGroup.getName()).getServers();<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> assertFalse(newGroupServers.contains(targetServer.getAddress()));<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> assertEquals(2, newGroupServers.size());<a name="line.291"></a> |
| <span class="sourceLineNo">292</span><a name="line.292"></a> |
| <span class="sourceLineNo">293</span> assertTrue(OBSERVER.preRemoveServersCalled);<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> assertTrue(OBSERVER.postRemoveServersCalled);<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> }<a name="line.295"></a> |
| <span class="sourceLineNo">296</span><a name="line.296"></a> |
| <span class="sourceLineNo">297</span> @Test<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> public void testMoveServersAndTables() throws Exception {<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> LOG.info("testMoveServersAndTables");<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> final RSGroupInfo newGroup = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> // create table<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> final byte[] familyNameBytes = Bytes.toBytes("f");<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> TEST_UTIL.createMultiRegionTable(tableName, familyNameBytes, 5);<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> @Override<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> public boolean evaluate() throws Exception {<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> List<String> regions = getTableRegionMap().get(tableName);<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> if (regions == null) {<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> return false;<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> }<a name="line.310"></a> |
| <span class="sourceLineNo">311</span><a name="line.311"></a> |
| <span class="sourceLineNo">312</span> return getTableRegionMap().get(tableName).size() >= 5;<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> }<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> });<a name="line.314"></a> |
| <span class="sourceLineNo">315</span><a name="line.315"></a> |
| <span class="sourceLineNo">316</span> // get server which is not a member of new group<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> ServerName targetServer = null;<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> for (ServerName server : ADMIN.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS))<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> .getLiveServerMetrics().keySet()) {<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> if (!newGroup.containsServer(server.getAddress()) &&<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> !ADMIN.getRSGroup("master").containsServer(server.getAddress())) {<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> targetServer = server;<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> break;<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> }<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> }<a name="line.325"></a> |
| <span class="sourceLineNo">326</span><a name="line.326"></a> |
| <span class="sourceLineNo">327</span> LOG.debug("Print group info : " + ADMIN.listRSGroups());<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> int oldDefaultGroupServerSize = ADMIN.getRSGroup(RSGroupInfo.DEFAULT_GROUP).getServers().size();<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> int oldDefaultGroupTableSize = ADMIN.listTablesInRSGroup(RSGroupInfo.DEFAULT_GROUP).size();<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> assertTrue(OBSERVER.preListTablesInRSGroupCalled);<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> assertTrue(OBSERVER.postListTablesInRSGroupCalled);<a name="line.331"></a> |
| <span class="sourceLineNo">332</span><a name="line.332"></a> |
| <span class="sourceLineNo">333</span> // test fail bogus server move<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> try {<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(Address.fromString("foo:9999")),<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> newGroup.getName());<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> ADMIN.setRSGroup(Sets.newHashSet(tableName), newGroup.getName());<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> fail("Bogus servers shouldn't have been successfully moved.");<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> } catch (IOException ex) {<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> String exp = "Source RSGroup for server foo:9999 does not exist.";<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> String msg = "Expected '" + exp + "' in exception message: ";<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> assertTrue(msg + " " + ex.getMessage(), ex.getMessage().contains(exp));<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> }<a name="line.343"></a> |
| <span class="sourceLineNo">344</span><a name="line.344"></a> |
| <span class="sourceLineNo">345</span> // test move when src = dst<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(targetServer.getAddress()),<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> RSGroupInfo.DEFAULT_GROUP);<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> ADMIN.setRSGroup(Sets.newHashSet(tableName), RSGroupInfo.DEFAULT_GROUP);<a name="line.348"></a> |
| <span class="sourceLineNo">349</span><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> // verify default group info<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> assertEquals(oldDefaultGroupServerSize,<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> ADMIN.getRSGroup(RSGroupInfo.DEFAULT_GROUP).getServers().size());<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> assertEquals(oldDefaultGroupTableSize,<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> ADMIN.listTablesInRSGroup(RSGroupInfo.DEFAULT_GROUP).size());<a name="line.354"></a> |
| <span class="sourceLineNo">355</span><a name="line.355"></a> |
| <span class="sourceLineNo">356</span> // verify new group info<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> assertEquals(1, ADMIN.getRSGroup(newGroup.getName()).getServers().size());<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> assertEquals(0,<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> ADMIN.getConfiguredNamespacesAndTablesInRSGroup(newGroup.getName()).getSecond().size());<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> assertTrue(OBSERVER.preGetConfiguredNamespacesAndTablesInRSGroupCalled);<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> assertTrue(OBSERVER.postGetConfiguredNamespacesAndTablesInRSGroupCalled);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span><a name="line.362"></a> |
| <span class="sourceLineNo">363</span> // get all region to move targetServer<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> List<String> regionList = getTableRegionMap().get(tableName);<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> for (String region : regionList) {<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> // Lets move this region to the targetServer<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> TEST_UTIL.getAdmin().move(Bytes.toBytes(RegionInfo.encodeRegionName(Bytes.toBytes(region))),<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> targetServer);<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> }<a name="line.369"></a> |
| <span class="sourceLineNo">370</span><a name="line.370"></a> |
| <span class="sourceLineNo">371</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> @Override<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> public boolean evaluate() throws Exception {<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> return getTableRegionMap().get(tableName) != null &&<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> getTableRegionMap().get(tableName).size() == 5 &&<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> getTableServerRegionMap().get(tableName).size() == 1 &&<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> ADMIN.getClusterMetrics(EnumSet.of(Option.REGIONS_IN_TRANSITION))<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> .getRegionStatesInTransition().size() < 1;<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> }<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> });<a name="line.380"></a> |
| <span class="sourceLineNo">381</span><a name="line.381"></a> |
| <span class="sourceLineNo">382</span> // verify that all region move to targetServer<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> assertEquals(5, getTableServerRegionMap().get(tableName).get(targetServer).size());<a name="line.383"></a> |
| <span class="sourceLineNo">384</span><a name="line.384"></a> |
| <span class="sourceLineNo">385</span> // move targetServer and table to newGroup<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> LOG.info("moving server and table to newGroup");<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(targetServer.getAddress()), newGroup.getName());<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> ADMIN.setRSGroup(Sets.newHashSet(tableName), newGroup.getName());<a name="line.388"></a> |
| <span class="sourceLineNo">389</span><a name="line.389"></a> |
| <span class="sourceLineNo">390</span> // verify group change<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> assertEquals(newGroup.getName(), ADMIN.getRSGroup(tableName).getName());<a name="line.391"></a> |
| <span class="sourceLineNo">392</span><a name="line.392"></a> |
| <span class="sourceLineNo">393</span> // verify servers' not exist in old group<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> Set<Address> defaultServers = ADMIN.getRSGroup(RSGroupInfo.DEFAULT_GROUP).getServers();<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> assertFalse(defaultServers.contains(targetServer.getAddress()));<a name="line.395"></a> |
| <span class="sourceLineNo">396</span><a name="line.396"></a> |
| <span class="sourceLineNo">397</span> // verify servers' exist in new group<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> Set<Address> newGroupServers = ADMIN.getRSGroup(newGroup.getName()).getServers();<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> assertTrue(newGroupServers.contains(targetServer.getAddress()));<a name="line.399"></a> |
| <span class="sourceLineNo">400</span><a name="line.400"></a> |
| <span class="sourceLineNo">401</span> // verify tables' not exist in old group<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> Set<TableName> defaultTables =<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> Sets.newHashSet(ADMIN.listTablesInRSGroup(RSGroupInfo.DEFAULT_GROUP));<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> assertFalse(defaultTables.contains(tableName));<a name="line.404"></a> |
| <span class="sourceLineNo">405</span><a name="line.405"></a> |
| <span class="sourceLineNo">406</span> // verify tables' exist in new group<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> Set<TableName> newGroupTables = Sets<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> .newHashSet(ADMIN.getConfiguredNamespacesAndTablesInRSGroup(newGroup.getName()).getSecond());<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> assertTrue(newGroupTables.contains(tableName));<a name="line.409"></a> |
| <span class="sourceLineNo">410</span><a name="line.410"></a> |
| <span class="sourceLineNo">411</span> // verify that all region still assign on targetServer<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> // TODO: uncomment after we reimplement moveServersAndTables, now the implementation is<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> // moveToRSGroup first and then moveTables, so the region will be moved to other region servers.<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> // assertEquals(5, getTableServerRegionMap().get(tableName).get(targetServer).size());<a name="line.414"></a> |
| <span class="sourceLineNo">415</span><a name="line.415"></a> |
| <span class="sourceLineNo">416</span> assertTrue(OBSERVER.preMoveServersCalled);<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> assertTrue(OBSERVER.postMoveServersCalled);<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> }<a name="line.418"></a> |
| <span class="sourceLineNo">419</span><a name="line.419"></a> |
| <span class="sourceLineNo">420</span> @Test<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> public void testMoveServersFromDefaultGroup() throws Exception {<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> // create groups and assign servers<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> ADMIN.addRSGroup("foo");<a name="line.423"></a> |
| <span class="sourceLineNo">424</span><a name="line.424"></a> |
| <span class="sourceLineNo">425</span> RSGroupInfo fooGroup = ADMIN.getRSGroup("foo");<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> assertEquals(0, fooGroup.getServers().size());<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> RSGroupInfo defaultGroup = ADMIN.getRSGroup(RSGroupInfo.DEFAULT_GROUP);<a name="line.427"></a> |
| <span class="sourceLineNo">428</span><a name="line.428"></a> |
| <span class="sourceLineNo">429</span> // test remove all servers from default<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> try {<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> ADMIN.moveServersToRSGroup(defaultGroup.getServers(), fooGroup.getName());<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> fail(RSGroupInfoManagerImpl.KEEP_ONE_SERVER_IN_DEFAULT_ERROR_MESSAGE);<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> } catch (ConstraintException ex) {<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> assertTrue(<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> ex.getMessage().contains(RSGroupInfoManagerImpl.KEEP_ONE_SERVER_IN_DEFAULT_ERROR_MESSAGE));<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> // test success case, remove one server from default ,keep at least one server<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> if (defaultGroup.getServers().size() > 1) {<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> Address serverInDefaultGroup = defaultGroup.getServers().iterator().next();<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> LOG.info("moving server " + serverInDefaultGroup + " from group default to group " +<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> fooGroup.getName());<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(serverInDefaultGroup), fooGroup.getName());<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> }<a name="line.444"></a> |
| <span class="sourceLineNo">445</span><a name="line.445"></a> |
| <span class="sourceLineNo">446</span> fooGroup = ADMIN.getRSGroup("foo");<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> LOG.info("moving servers " + fooGroup.getServers() + " to group default");<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> ADMIN.moveServersToRSGroup(fooGroup.getServers(), RSGroupInfo.DEFAULT_GROUP);<a name="line.448"></a> |
| <span class="sourceLineNo">449</span><a name="line.449"></a> |
| <span class="sourceLineNo">450</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> @Override<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> public boolean evaluate() throws Exception {<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> return getNumServers() == ADMIN.getRSGroup(RSGroupInfo.DEFAULT_GROUP).getServers().size();<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> }<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> });<a name="line.455"></a> |
| <span class="sourceLineNo">456</span><a name="line.456"></a> |
| <span class="sourceLineNo">457</span> fooGroup = ADMIN.getRSGroup("foo");<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> assertEquals(0, fooGroup.getServers().size());<a name="line.458"></a> |
| <span class="sourceLineNo">459</span><a name="line.459"></a> |
| <span class="sourceLineNo">460</span> // test group removal<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> LOG.info("Remove group " + fooGroup.getName());<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> ADMIN.removeRSGroup(fooGroup.getName());<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> assertEquals(null, ADMIN.getRSGroup(fooGroup.getName()));<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> }<a name="line.464"></a> |
| <span class="sourceLineNo">465</span><a name="line.465"></a> |
| <span class="sourceLineNo">466</span> @Test<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> public void testFailedMoveBeforeRetryExhaustedWhenMoveServer() throws Exception {<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> String groupName = getGroupName(name.getMethodName());<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> ADMIN.addRSGroup(groupName);<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> final RSGroupInfo newGroup = ADMIN.getRSGroup(groupName);<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> Pair<ServerName, RegionStateNode> gotPair = createTableWithRegionSplitting(newGroup, 10);<a name="line.471"></a> |
| <span class="sourceLineNo">472</span><a name="line.472"></a> |
| <span class="sourceLineNo">473</span> // start thread to recover region state<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> final ServerName movedServer = gotPair.getFirst();<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> final RegionStateNode rsn = gotPair.getSecond();<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> AtomicBoolean changed = new AtomicBoolean(false);<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> Thread t1 = recoverRegionStateThread(movedServer,<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> server -> MASTER.getAssignmentManager().getRegionsOnServer(movedServer), rsn, changed);<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> t1.start();<a name="line.479"></a> |
| <span class="sourceLineNo">480</span><a name="line.480"></a> |
| <span class="sourceLineNo">481</span> // move target server to group<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> Thread t2 = new Thread(() -> {<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> LOG.info("thread2 start running, to move regions");<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> try {<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(movedServer.getAddress()), newGroup.getName());<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> } catch (IOException e) {<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> LOG.error("move server error", e);<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> }<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> });<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> t2.start();<a name="line.490"></a> |
| <span class="sourceLineNo">491</span><a name="line.491"></a> |
| <span class="sourceLineNo">492</span> t1.join();<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> t2.join();<a name="line.493"></a> |
| <span class="sourceLineNo">494</span><a name="line.494"></a> |
| <span class="sourceLineNo">495</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> @Override<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> public boolean evaluate() {<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> if (changed.get()) {<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> return MASTER.getAssignmentManager().getRegionsOnServer(movedServer).size() == 0 &&<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> !rsn.getRegionLocation().equals(movedServer);<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> }<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> return false;<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> }<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> });<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> }<a name="line.505"></a> |
| <span class="sourceLineNo">506</span><a name="line.506"></a> |
| <span class="sourceLineNo">507</span> private <T> Thread recoverRegionStateThread(T owner, Function<T, List<RegionInfo>> getRegions,<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> RegionStateNode rsn, AtomicBoolean changed) {<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> return new Thread(() -> {<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> LOG.info("thread1 start running, will recover region state");<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> long current = System.currentTimeMillis();<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> // wait until there is only left the region we changed state and recover its state.<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> // wait time is set according to the number of max retries, all except failed regions will be<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> // moved in one retry, and will sleep 1s until next retry.<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> while (System.currentTimeMillis() -<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> current <= RSGroupInfoManagerImpl.DEFAULT_MAX_RETRY_VALUE * 1000) {<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> List<RegionInfo> regions = getRegions.apply(owner);<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> LOG.debug("server table region size is:{}", regions.size());<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> assert regions.size() >= 1;<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> // when there is exactly one region left, we can determine the move operation encountered<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> // exception caused by the strange region state.<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> if (regions.size() == 1) {<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> assertEquals(regions.get(0).getRegionNameAsString(),<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> rsn.getRegionInfo().getRegionNameAsString());<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> rsn.setState(RegionState.State.OPEN);<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> LOG.info("set region {} state OPEN", rsn.getRegionInfo().getRegionNameAsString());<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> changed.set(true);<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> break;<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> }<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> sleep(5000);<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> }<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> });<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> }<a name="line.533"></a> |
| <span class="sourceLineNo">534</span><a name="line.534"></a> |
| <span class="sourceLineNo">535</span> private Pair<ServerName, RegionStateNode> createTableWithRegionSplitting(RSGroupInfo rsGroupInfo,<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> int tableRegionCount) throws Exception {<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> final byte[] familyNameBytes = Bytes.toBytes("f");<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> // All the regions created below will be assigned to the default group.<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> TEST_UTIL.createMultiRegionTable(tableName, familyNameBytes, tableRegionCount);<a name="line.539"></a> |
| <span class="sourceLineNo">540</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> @Override<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> public boolean evaluate() throws Exception {<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> List<String> regions = getTableRegionMap().get(tableName);<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> if (regions == null) {<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> return false;<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> }<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> return getTableRegionMap().get(tableName).size() >= tableRegionCount;<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> }<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> });<a name="line.549"></a> |
| <span class="sourceLineNo">550</span><a name="line.550"></a> |
| <span class="sourceLineNo">551</span> return randomlySetOneRegionStateToSplitting(rsGroupInfo);<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> }<a name="line.552"></a> |
| <span class="sourceLineNo">553</span><a name="line.553"></a> |
| <span class="sourceLineNo">554</span> /**<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> * Randomly choose a region to set state.<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> * @param newGroup target group<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> * @return source server of region, and region state<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> * @throws IOException if methods called throw<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> */<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> private Pair<ServerName, RegionStateNode><a name="line.560"></a> |
| <span class="sourceLineNo">561</span> randomlySetOneRegionStateToSplitting(RSGroupInfo newGroup) throws IOException {<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> // get target server to move, which should has more than one regions<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> // randomly set a region state to SPLITTING to make move fail<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> return randomlySetRegionState(newGroup, RegionState.State.SPLITTING, tableName);<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> }<a name="line.565"></a> |
| <span class="sourceLineNo">566</span><a name="line.566"></a> |
| <span class="sourceLineNo">567</span> private Pair<ServerName, RegionStateNode> randomlySetRegionState(RSGroupInfo groupInfo,<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> RegionState.State state, TableName... tableNames) throws IOException {<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> Preconditions.checkArgument(tableNames.length == 1 || tableNames.length == 2,<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> "only support one or two tables");<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> Map<TableName, Map<ServerName, List<String>>> tableServerRegionMap = getTableServerRegionMap();<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> Map<ServerName, List<String>> assignMap = tableServerRegionMap.get(tableNames[0]);<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> if (tableNames.length == 2) {<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> Map<ServerName, List<String>> assignMap2 = tableServerRegionMap.get(tableNames[1]);<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> assignMap2.forEach((k, v) -> {<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> if (!assignMap.containsKey(k)) {<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> assignMap.remove(k);<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> }<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> });<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> }<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> String toCorrectRegionName = null;<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> ServerName srcServer = null;<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> for (ServerName server : assignMap.keySet()) {<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> toCorrectRegionName =<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> assignMap.get(server).size() >= 1 && !groupInfo.containsServer(server.getAddress())<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> ? assignMap.get(server).get(0)<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> : null;<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> if (toCorrectRegionName != null) {<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> srcServer = server;<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> break;<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> }<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> }<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> assert srcServer != null;<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> RegionInfo toCorrectRegionInfo = TEST_UTIL.getMiniHBaseCluster().getMaster()<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> .getAssignmentManager().getRegionInfo(Bytes.toBytesBinary(toCorrectRegionName));<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> RegionStateNode rsn = TEST_UTIL.getMiniHBaseCluster().getMaster().getAssignmentManager()<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> .getRegionStates().getRegionStateNode(toCorrectRegionInfo);<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> rsn.setState(state);<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> return new Pair<>(srcServer, rsn);<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> }<a name="line.600"></a> |
| <span class="sourceLineNo">601</span><a name="line.601"></a> |
| <span class="sourceLineNo">602</span> @Test<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> public void testFailedMoveServersAndRepair() throws Exception {<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> // This UT calls moveToRSGroup() twice to test the idempotency of it.<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> // The first time, movement fails because a region is made in SPLITTING state<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> // which will not be moved.<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> // The second time, the region state is OPEN and check if all<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> // regions on target group servers after the call.<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> final RSGroupInfo newGroup = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.609"></a> |
| <span class="sourceLineNo">610</span><a name="line.610"></a> |
| <span class="sourceLineNo">611</span> // create table<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> // randomly set a region state to SPLITTING to make move abort<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> Pair<ServerName, RegionStateNode> gotPair =<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> createTableWithRegionSplitting(newGroup, new Random().nextInt(8) + 4);<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> RegionStateNode rsn = gotPair.getSecond();<a name="line.615"></a> |
| <span class="sourceLineNo">616</span> ServerName srcServer = rsn.getRegionLocation();<a name="line.616"></a> |
| <span class="sourceLineNo">617</span><a name="line.617"></a> |
| <span class="sourceLineNo">618</span> // move server to newGroup and check regions<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> try {<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(srcServer.getAddress()), newGroup.getName());<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> fail("should get IOException when retry exhausted but there still exists failed moved " +<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> "regions");<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> } catch (Exception e) {<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> assertTrue(<a name="line.624"></a> |
| <span class="sourceLineNo">625</span> e.getMessage().contains(gotPair.getSecond().getRegionInfo().getRegionNameAsString()));<a name="line.625"></a> |
| <span class="sourceLineNo">626</span> }<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> for (RegionInfo regionInfo : MASTER.getAssignmentManager().getAssignedRegions()) {<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> if (regionInfo.getTable().equals(tableName) && regionInfo.equals(rsn.getRegionInfo())) {<a name="line.628"></a> |
| <span class="sourceLineNo">629</span> assertEquals(<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> MASTER.getAssignmentManager().getRegionStates().getRegionServerOfRegion(regionInfo),<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> srcServer);<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> }<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> }<a name="line.633"></a> |
| <span class="sourceLineNo">634</span><a name="line.634"></a> |
| <span class="sourceLineNo">635</span> // retry move server to newGroup and check if all regions on srcServer was moved<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> rsn.setState(RegionState.State.OPEN);<a name="line.636"></a> |
| <span class="sourceLineNo">637</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(srcServer.getAddress()), newGroup.getName());<a name="line.637"></a> |
| <span class="sourceLineNo">638</span> assertEquals(MASTER.getAssignmentManager().getRegionsOnServer(srcServer).size(), 0);<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> }<a name="line.639"></a> |
| <span class="sourceLineNo">640</span><a name="line.640"></a> |
| <span class="sourceLineNo">641</span> @Test<a name="line.641"></a> |
| <span class="sourceLineNo">642</span> public void testFailedMoveServersTablesAndRepair() throws Exception {<a name="line.642"></a> |
| <span class="sourceLineNo">643</span> // This UT calls moveTablesAndServers() twice to test the idempotency of it.<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> // The first time, movement fails because a region is made in SPLITTING state<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> // which will not be moved.<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> // The second time, the region state is OPEN and check if all<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> // regions on target group servers after the call.<a name="line.647"></a> |
| <span class="sourceLineNo">648</span> final RSGroupInfo newGroup = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.648"></a> |
| <span class="sourceLineNo">649</span> // create table<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> final byte[] familyNameBytes = Bytes.toBytes("f");<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> TableName table1 = TableName.valueOf(tableName.getNameAsString() + "_1");<a name="line.651"></a> |
| <span class="sourceLineNo">652</span> TableName table2 = TableName.valueOf(tableName.getNameAsString() + "_2");<a name="line.652"></a> |
| <span class="sourceLineNo">653</span> TEST_UTIL.createMultiRegionTable(table1, familyNameBytes, new Random().nextInt(12) + 4);<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> TEST_UTIL.createMultiRegionTable(table2, familyNameBytes, new Random().nextInt(12) + 4);<a name="line.654"></a> |
| <span class="sourceLineNo">655</span><a name="line.655"></a> |
| <span class="sourceLineNo">656</span> // randomly set a region state to SPLITTING to make move abort<a name="line.656"></a> |
| <span class="sourceLineNo">657</span> Pair<ServerName, RegionStateNode> gotPair =<a name="line.657"></a> |
| <span class="sourceLineNo">658</span> randomlySetRegionState(newGroup, RegionState.State.SPLITTING, table1, table2);<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> RegionStateNode rsn = gotPair.getSecond();<a name="line.659"></a> |
| <span class="sourceLineNo">660</span> ServerName srcServer = rsn.getRegionLocation();<a name="line.660"></a> |
| <span class="sourceLineNo">661</span><a name="line.661"></a> |
| <span class="sourceLineNo">662</span> // move server and table to newGroup and check regions<a name="line.662"></a> |
| <span class="sourceLineNo">663</span> try {<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(srcServer.getAddress()), newGroup.getName());<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> ADMIN.setRSGroup(Sets.newHashSet(table2), newGroup.getName());<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> fail("should get IOException when retry exhausted but there still exists failed moved " +<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> "regions");<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> } catch (Exception e) {<a name="line.668"></a> |
| <span class="sourceLineNo">669</span> assertTrue(<a name="line.669"></a> |
| <span class="sourceLineNo">670</span> e.getMessage().contains(gotPair.getSecond().getRegionInfo().getRegionNameAsString()));<a name="line.670"></a> |
| <span class="sourceLineNo">671</span> }<a name="line.671"></a> |
| <span class="sourceLineNo">672</span> for (RegionInfo regionInfo : MASTER.getAssignmentManager().getAssignedRegions()) {<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> if (regionInfo.getTable().equals(table1) && regionInfo.equals(rsn.getRegionInfo())) {<a name="line.673"></a> |
| <span class="sourceLineNo">674</span> assertEquals(<a name="line.674"></a> |
| <span class="sourceLineNo">675</span> MASTER.getAssignmentManager().getRegionStates().getRegionServerOfRegion(regionInfo),<a name="line.675"></a> |
| <span class="sourceLineNo">676</span> srcServer);<a name="line.676"></a> |
| <span class="sourceLineNo">677</span> }<a name="line.677"></a> |
| <span class="sourceLineNo">678</span> }<a name="line.678"></a> |
| <span class="sourceLineNo">679</span><a name="line.679"></a> |
| <span class="sourceLineNo">680</span> // retry moveServersAndTables to newGroup and check if all regions on srcServer belongs to<a name="line.680"></a> |
| <span class="sourceLineNo">681</span> // table2<a name="line.681"></a> |
| <span class="sourceLineNo">682</span> rsn.setState(RegionState.State.OPEN);<a name="line.682"></a> |
| <span class="sourceLineNo">683</span> ADMIN.moveServersToRSGroup(Sets.newHashSet(srcServer.getAddress()), newGroup.getName());<a name="line.683"></a> |
| <span class="sourceLineNo">684</span> ADMIN.setRSGroup(Sets.newHashSet(table2), newGroup.getName());<a name="line.684"></a> |
| <span class="sourceLineNo">685</span> for (RegionInfo regionsInfo : MASTER.getAssignmentManager().getRegionsOnServer(srcServer)) {<a name="line.685"></a> |
| <span class="sourceLineNo">686</span> assertEquals(regionsInfo.getTable(), table2);<a name="line.686"></a> |
| <span class="sourceLineNo">687</span> }<a name="line.687"></a> |
| <span class="sourceLineNo">688</span> }<a name="line.688"></a> |
| <span class="sourceLineNo">689</span>}<a name="line.689"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
