http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7ea632ae/testdevapidocs/src-html/org/apache/hadoop/hbase/rsgroup/TestRSGroupsAdmin2.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/rsgroup/TestRSGroupsAdmin2.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/rsgroup/TestRSGroupsAdmin2.html new file mode 100644 index 0000000..508cad4 --- /dev/null +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/rsgroup/TestRSGroupsAdmin2.html @@ -0,0 +1,559 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd";> +<html lang="en"> +<head> +<title>Source code</title> +<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> +</head> +<body> +<div class="sourceContainer"> +<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.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.assertTrue;<a name="line.22"></a> +<span class="sourceLineNo">023</span>import static org.junit.Assert.fail;<a name="line.23"></a> +<span class="sourceLineNo">024</span><a name="line.24"></a> +<span class="sourceLineNo">025</span>import java.io.IOException;<a name="line.25"></a> +<span class="sourceLineNo">026</span>import java.util.ArrayList;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import java.util.EnumSet;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import java.util.Iterator;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import java.util.List;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import java.util.Map;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import java.util.Set;<a name="line.31"></a> +<span class="sourceLineNo">032</span><a name="line.32"></a> +<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.ClusterMetrics.Option;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.ServerName;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.TableName;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.Waiter;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.ClusterConnection;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.constraint.ConstraintException;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.net.Address;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.42"></a> +<span class="sourceLineNo">043</span><a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.junit.After;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.junit.AfterClass;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.junit.Assert;<a name="line.46"></a> +<span class="sourceLineNo">047</span>import org.junit.Before;<a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.junit.BeforeClass;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.junit.ClassRule;<a name="line.49"></a> +<span class="sourceLineNo">050</span>import org.junit.Test;<a name="line.50"></a> +<span class="sourceLineNo">051</span>import org.junit.experimental.categories.Category;<a name="line.51"></a> +<span class="sourceLineNo">052</span>import org.slf4j.Logger;<a name="line.52"></a> +<span class="sourceLineNo">053</span>import org.slf4j.LoggerFactory;<a name="line.53"></a> +<span class="sourceLineNo">054</span><a name="line.54"></a> +<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.55"></a> +<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos;<a name="line.56"></a> +<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetServerInfoRequest;<a name="line.57"></a> +<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.58"></a> +<span class="sourceLineNo">059</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.59"></a> +<span class="sourceLineNo">060</span><a name="line.60"></a> +<span class="sourceLineNo">061</span>@Category({MediumTests.class})<a name="line.61"></a> +<span class="sourceLineNo">062</span>public class TestRSGroupsAdmin2 extends TestRSGroupsBase {<a name="line.62"></a> +<span class="sourceLineNo">063</span><a name="line.63"></a> +<span class="sourceLineNo">064</span> @ClassRule<a name="line.64"></a> +<span class="sourceLineNo">065</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.65"></a> +<span class="sourceLineNo">066</span> HBaseClassTestRule.forClass(TestRSGroupsAdmin2.class);<a name="line.66"></a> +<span class="sourceLineNo">067</span><a name="line.67"></a> +<span class="sourceLineNo">068</span> protected static final Logger LOG = LoggerFactory.getLogger(TestRSGroupsAdmin2.class);<a name="line.68"></a> +<span class="sourceLineNo">069</span><a name="line.69"></a> +<span class="sourceLineNo">070</span> @BeforeClass<a name="line.70"></a> +<span class="sourceLineNo">071</span> public static void setUp() throws Exception {<a name="line.71"></a> +<span class="sourceLineNo">072</span> setUpTestBeforeClass();<a name="line.72"></a> +<span class="sourceLineNo">073</span> }<a name="line.73"></a> +<span class="sourceLineNo">074</span><a name="line.74"></a> +<span class="sourceLineNo">075</span> @AfterClass<a name="line.75"></a> +<span class="sourceLineNo">076</span> public static void tearDown() throws Exception {<a name="line.76"></a> +<span class="sourceLineNo">077</span> tearDownAfterClass();<a name="line.77"></a> +<span class="sourceLineNo">078</span> }<a name="line.78"></a> +<span class="sourceLineNo">079</span><a name="line.79"></a> +<span class="sourceLineNo">080</span> @Before<a name="line.80"></a> +<span class="sourceLineNo">081</span> public void beforeMethod() throws Exception {<a name="line.81"></a> +<span class="sourceLineNo">082</span> setUpBeforeMethod();<a name="line.82"></a> +<span class="sourceLineNo">083</span> }<a name="line.83"></a> +<span class="sourceLineNo">084</span><a name="line.84"></a> +<span class="sourceLineNo">085</span> @After<a name="line.85"></a> +<span class="sourceLineNo">086</span> public void afterMethod() throws Exception {<a name="line.86"></a> +<span class="sourceLineNo">087</span> tearDownAfterMethod();<a name="line.87"></a> +<span class="sourceLineNo">088</span> }<a name="line.88"></a> +<span class="sourceLineNo">089</span><a name="line.89"></a> +<span class="sourceLineNo">090</span> @Test<a name="line.90"></a> +<span class="sourceLineNo">091</span> public void testRegionMove() throws Exception {<a name="line.91"></a> +<span class="sourceLineNo">092</span> final RSGroupInfo newGroup = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.92"></a> +<span class="sourceLineNo">093</span> final byte[] familyNameBytes = Bytes.toBytes("f");<a name="line.93"></a> +<span class="sourceLineNo">094</span> // All the regions created below will be assigned to the default group.<a name="line.94"></a> +<span class="sourceLineNo">095</span> TEST_UTIL.createMultiRegionTable(tableName, familyNameBytes, 6);<a name="line.95"></a> +<span class="sourceLineNo">096</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.96"></a> +<span class="sourceLineNo">097</span> @Override<a name="line.97"></a> +<span class="sourceLineNo">098</span> public boolean evaluate() throws Exception {<a name="line.98"></a> +<span class="sourceLineNo">099</span> List<String> regions = getTableRegionMap().get(tableName);<a name="line.99"></a> +<span class="sourceLineNo">100</span> if (regions == null) {<a name="line.100"></a> +<span class="sourceLineNo">101</span> return false;<a name="line.101"></a> +<span class="sourceLineNo">102</span> }<a name="line.102"></a> +<span class="sourceLineNo">103</span><a name="line.103"></a> +<span class="sourceLineNo">104</span> return getTableRegionMap().get(tableName).size() >= 6;<a name="line.104"></a> +<span class="sourceLineNo">105</span> }<a name="line.105"></a> +<span class="sourceLineNo">106</span> });<a name="line.106"></a> +<span class="sourceLineNo">107</span><a name="line.107"></a> +<span class="sourceLineNo">108</span> //get target region to move<a name="line.108"></a> +<span class="sourceLineNo">109</span> Map<ServerName,List<String>> assignMap =<a name="line.109"></a> +<span class="sourceLineNo">110</span> getTableServerRegionMap().get(tableName);<a name="line.110"></a> +<span class="sourceLineNo">111</span> String targetRegion = null;<a name="line.111"></a> +<span class="sourceLineNo">112</span> for(ServerName server : assignMap.keySet()) {<a name="line.112"></a> +<span class="sourceLineNo">113</span> targetRegion = assignMap.get(server).size() > 0 ? assignMap.get(server).get(0) : null;<a name="line.113"></a> +<span class="sourceLineNo">114</span> if(targetRegion != null) {<a name="line.114"></a> +<span class="sourceLineNo">115</span> break;<a name="line.115"></a> +<span class="sourceLineNo">116</span> }<a name="line.116"></a> +<span class="sourceLineNo">117</span> }<a name="line.117"></a> +<span class="sourceLineNo">118</span> //get server which is not a member of new group<a name="line.118"></a> +<span class="sourceLineNo">119</span> ServerName targetServer = null;<a name="line.119"></a> +<span class="sourceLineNo">120</span> for (ServerName server : admin.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS))<a name="line.120"></a> +<span class="sourceLineNo">121</span> .getLiveServerMetrics().keySet()) {<a name="line.121"></a> +<span class="sourceLineNo">122</span> if (!newGroup.containsServer(server.getAddress())) {<a name="line.122"></a> +<span class="sourceLineNo">123</span> targetServer = server;<a name="line.123"></a> +<span class="sourceLineNo">124</span> break;<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><a name="line.127"></a> +<span class="sourceLineNo">128</span> final AdminProtos.AdminService.BlockingInterface targetRS =<a name="line.128"></a> +<span class="sourceLineNo">129</span> ((ClusterConnection) admin.getConnection()).getAdmin(targetServer);<a name="line.129"></a> +<span class="sourceLineNo">130</span><a name="line.130"></a> +<span class="sourceLineNo">131</span> //move target server to group<a name="line.131"></a> +<span class="sourceLineNo">132</span> rsGroupAdmin.moveServers(Sets.newHashSet(targetServer.getAddress()),<a name="line.132"></a> +<span class="sourceLineNo">133</span> newGroup.getName());<a name="line.133"></a> +<span class="sourceLineNo">134</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.134"></a> +<span class="sourceLineNo">135</span> @Override<a name="line.135"></a> +<span class="sourceLineNo">136</span> public boolean evaluate() throws Exception {<a name="line.136"></a> +<span class="sourceLineNo">137</span> return ProtobufUtil.getOnlineRegions(targetRS).size() <= 0;<a name="line.137"></a> +<span class="sourceLineNo">138</span> }<a name="line.138"></a> +<span class="sourceLineNo">139</span> });<a name="line.139"></a> +<span class="sourceLineNo">140</span><a name="line.140"></a> +<span class="sourceLineNo">141</span> // Lets move this region to the new group.<a name="line.141"></a> +<span class="sourceLineNo">142</span> TEST_UTIL.getAdmin().move(Bytes.toBytes(RegionInfo.encodeRegionName(<a name="line.142"></a> +<span class="sourceLineNo">143</span> Bytes.toBytes(targetRegion))), Bytes.toBytes(targetServer.getServerName()));<a name="line.143"></a> +<span class="sourceLineNo">144</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.144"></a> +<span class="sourceLineNo">145</span> @Override<a name="line.145"></a> +<span class="sourceLineNo">146</span> public boolean evaluate() throws Exception {<a name="line.146"></a> +<span class="sourceLineNo">147</span> return<a name="line.147"></a> +<span class="sourceLineNo">148</span> getTableRegionMap().get(tableName) != null &&<a name="line.148"></a> +<span class="sourceLineNo">149</span> getTableRegionMap().get(tableName).size() == 6 &&<a name="line.149"></a> +<span class="sourceLineNo">150</span> admin.getClusterMetrics(EnumSet.of(Option.REGIONS_IN_TRANSITION))<a name="line.150"></a> +<span class="sourceLineNo">151</span> .getRegionStatesInTransition().size() < 1;<a name="line.151"></a> +<span class="sourceLineNo">152</span> }<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> //verify that targetServer didn't open it<a name="line.155"></a> +<span class="sourceLineNo">156</span> for (RegionInfo region: ProtobufUtil.getOnlineRegions(targetRS)) {<a name="line.156"></a> +<span class="sourceLineNo">157</span> if (targetRegion.equals(region.getRegionNameAsString())) {<a name="line.157"></a> +<span class="sourceLineNo">158</span> fail("Target server opened region");<a name="line.158"></a> +<span class="sourceLineNo">159</span> }<a name="line.159"></a> +<span class="sourceLineNo">160</span> }<a name="line.160"></a> +<span class="sourceLineNo">161</span> }<a name="line.161"></a> +<span class="sourceLineNo">162</span><a name="line.162"></a> +<span class="sourceLineNo">163</span> @Test<a name="line.163"></a> +<span class="sourceLineNo">164</span> public void testRegionServerMove() throws IOException,<a name="line.164"></a> +<span class="sourceLineNo">165</span> InterruptedException {<a name="line.165"></a> +<span class="sourceLineNo">166</span> int initNumGroups = rsGroupAdmin.listRSGroups().size();<a name="line.166"></a> +<span class="sourceLineNo">167</span> RSGroupInfo appInfo = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.167"></a> +<span class="sourceLineNo">168</span> RSGroupInfo adminInfo = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.168"></a> +<span class="sourceLineNo">169</span> RSGroupInfo dInfo = rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP);<a name="line.169"></a> +<span class="sourceLineNo">170</span> Assert.assertEquals(initNumGroups + 2, rsGroupAdmin.listRSGroups().size());<a name="line.170"></a> +<span class="sourceLineNo">171</span> assertEquals(1, adminInfo.getServers().size());<a name="line.171"></a> +<span class="sourceLineNo">172</span> assertEquals(1, appInfo.getServers().size());<a name="line.172"></a> +<span class="sourceLineNo">173</span> assertEquals(getNumServers() - 2, dInfo.getServers().size());<a name="line.173"></a> +<span class="sourceLineNo">174</span> rsGroupAdmin.moveServers(appInfo.getServers(),<a name="line.174"></a> +<span class="sourceLineNo">175</span> RSGroupInfo.DEFAULT_GROUP);<a name="line.175"></a> +<span class="sourceLineNo">176</span> rsGroupAdmin.removeRSGroup(appInfo.getName());<a name="line.176"></a> +<span class="sourceLineNo">177</span> rsGroupAdmin.moveServers(adminInfo.getServers(),<a name="line.177"></a> +<span class="sourceLineNo">178</span> RSGroupInfo.DEFAULT_GROUP);<a name="line.178"></a> +<span class="sourceLineNo">179</span> rsGroupAdmin.removeRSGroup(adminInfo.getName());<a name="line.179"></a> +<span class="sourceLineNo">180</span> Assert.assertEquals(rsGroupAdmin.listRSGroups().size(), initNumGroups);<a name="line.180"></a> +<span class="sourceLineNo">181</span> }<a name="line.181"></a> +<span class="sourceLineNo">182</span><a name="line.182"></a> +<span class="sourceLineNo">183</span> @Test<a name="line.183"></a> +<span class="sourceLineNo">184</span> public void testMoveServers() throws Exception {<a name="line.184"></a> +<span class="sourceLineNo">185</span> //create groups and assign servers<a name="line.185"></a> +<span class="sourceLineNo">186</span> addGroup("bar", 3);<a name="line.186"></a> +<span class="sourceLineNo">187</span> rsGroupAdmin.addRSGroup("foo");<a name="line.187"></a> +<span class="sourceLineNo">188</span><a name="line.188"></a> +<span class="sourceLineNo">189</span> RSGroupInfo barGroup = rsGroupAdmin.getRSGroupInfo("bar");<a name="line.189"></a> +<span class="sourceLineNo">190</span> RSGroupInfo fooGroup = rsGroupAdmin.getRSGroupInfo("foo");<a name="line.190"></a> +<span class="sourceLineNo">191</span> assertEquals(3, barGroup.getServers().size());<a name="line.191"></a> +<span class="sourceLineNo">192</span> assertEquals(0, fooGroup.getServers().size());<a name="line.192"></a> +<span class="sourceLineNo">193</span><a name="line.193"></a> +<span class="sourceLineNo">194</span> //test fail bogus server move<a name="line.194"></a> +<span class="sourceLineNo">195</span> try {<a name="line.195"></a> +<span class="sourceLineNo">196</span> rsGroupAdmin.moveServers(Sets.newHashSet(Address.fromString("foo:9999")),"foo");<a name="line.196"></a> +<span class="sourceLineNo">197</span> fail("Bogus servers shouldn't have been successfully moved.");<a name="line.197"></a> +<span class="sourceLineNo">198</span> } catch(IOException ex) {<a name="line.198"></a> +<span class="sourceLineNo">199</span> String exp = "Source RSGroup for server foo:9999 does not exist.";<a name="line.199"></a> +<span class="sourceLineNo">200</span> String msg = "Expected '"+exp+"' in exception message: ";<a name="line.200"></a> +<span class="sourceLineNo">201</span> assertTrue(msg+" "+ex.getMessage(), ex.getMessage().contains(exp));<a name="line.201"></a> +<span class="sourceLineNo">202</span> }<a name="line.202"></a> +<span class="sourceLineNo">203</span><a name="line.203"></a> +<span class="sourceLineNo">204</span> //test success case<a name="line.204"></a> +<span class="sourceLineNo">205</span> LOG.info("moving servers "+barGroup.getServers()+" to group foo");<a name="line.205"></a> +<span class="sourceLineNo">206</span> rsGroupAdmin.moveServers(barGroup.getServers(), fooGroup.getName());<a name="line.206"></a> +<span class="sourceLineNo">207</span><a name="line.207"></a> +<span class="sourceLineNo">208</span> barGroup = rsGroupAdmin.getRSGroupInfo("bar");<a name="line.208"></a> +<span class="sourceLineNo">209</span> fooGroup = rsGroupAdmin.getRSGroupInfo("foo");<a name="line.209"></a> +<span class="sourceLineNo">210</span> assertEquals(0,barGroup.getServers().size());<a name="line.210"></a> +<span class="sourceLineNo">211</span> assertEquals(3,fooGroup.getServers().size());<a name="line.211"></a> +<span class="sourceLineNo">212</span><a name="line.212"></a> +<span class="sourceLineNo">213</span> LOG.info("moving servers "+fooGroup.getServers()+" to group default");<a name="line.213"></a> +<span class="sourceLineNo">214</span> rsGroupAdmin.moveServers(fooGroup.getServers(), RSGroupInfo.DEFAULT_GROUP);<a name="line.214"></a> +<span class="sourceLineNo">215</span><a name="line.215"></a> +<span class="sourceLineNo">216</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.216"></a> +<span class="sourceLineNo">217</span> @Override<a name="line.217"></a> +<span class="sourceLineNo">218</span> public boolean evaluate() throws Exception {<a name="line.218"></a> +<span class="sourceLineNo">219</span> return getNumServers() ==<a name="line.219"></a> +<span class="sourceLineNo">220</span> rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP).getServers().size();<a name="line.220"></a> +<span class="sourceLineNo">221</span> }<a name="line.221"></a> +<span class="sourceLineNo">222</span> });<a name="line.222"></a> +<span class="sourceLineNo">223</span><a name="line.223"></a> +<span class="sourceLineNo">224</span> fooGroup = rsGroupAdmin.getRSGroupInfo("foo");<a name="line.224"></a> +<span class="sourceLineNo">225</span> assertEquals(0,fooGroup.getServers().size());<a name="line.225"></a> +<span class="sourceLineNo">226</span><a name="line.226"></a> +<span class="sourceLineNo">227</span> //test group removal<a name="line.227"></a> +<span class="sourceLineNo">228</span> LOG.info("Remove group "+barGroup.getName());<a name="line.228"></a> +<span class="sourceLineNo">229</span> rsGroupAdmin.removeRSGroup(barGroup.getName());<a name="line.229"></a> +<span class="sourceLineNo">230</span> Assert.assertEquals(null, rsGroupAdmin.getRSGroupInfo(barGroup.getName()));<a name="line.230"></a> +<span class="sourceLineNo">231</span> LOG.info("Remove group "+fooGroup.getName());<a name="line.231"></a> +<span class="sourceLineNo">232</span> rsGroupAdmin.removeRSGroup(fooGroup.getName());<a name="line.232"></a> +<span class="sourceLineNo">233</span> Assert.assertEquals(null, rsGroupAdmin.getRSGroupInfo(fooGroup.getName()));<a name="line.233"></a> +<span class="sourceLineNo">234</span> }<a name="line.234"></a> +<span class="sourceLineNo">235</span><a name="line.235"></a> +<span class="sourceLineNo">236</span> @Test<a name="line.236"></a> +<span class="sourceLineNo">237</span> public void testRemoveServers() throws Exception {<a name="line.237"></a> +<span class="sourceLineNo">238</span> LOG.info("testRemoveServers");<a name="line.238"></a> +<span class="sourceLineNo">239</span> final RSGroupInfo newGroup = addGroup(getGroupName(name.getMethodName()), 3);<a name="line.239"></a> +<span class="sourceLineNo">240</span> Iterator<Address> iterator = newGroup.getServers().iterator();<a name="line.240"></a> +<span class="sourceLineNo">241</span> ServerName targetServer = ServerName.parseServerName(iterator.next().toString());<a name="line.241"></a> +<span class="sourceLineNo">242</span><a name="line.242"></a> +<span class="sourceLineNo">243</span> // remove online servers<a name="line.243"></a> +<span class="sourceLineNo">244</span> try {<a name="line.244"></a> +<span class="sourceLineNo">245</span> rsGroupAdmin.removeServers(Sets.newHashSet(targetServer.getAddress()));<a name="line.245"></a> +<span class="sourceLineNo">246</span> fail("Online servers shouldn't have been successfully removed.");<a name="line.246"></a> +<span class="sourceLineNo">247</span> } catch(IOException ex) {<a name="line.247"></a> +<span class="sourceLineNo">248</span> String exp = "Server " + targetServer.getAddress()<a name="line.248"></a> +<span class="sourceLineNo">249</span> + " is an online server, not allowed to remove.";<a name="line.249"></a> +<span class="sourceLineNo">250</span> String msg = "Expected '" + exp + "' in exception message: ";<a name="line.250"></a> +<span class="sourceLineNo">251</span> assertTrue(msg + " " + ex.getMessage(), ex.getMessage().contains(exp));<a name="line.251"></a> +<span class="sourceLineNo">252</span> }<a name="line.252"></a> +<span class="sourceLineNo">253</span> assertTrue(newGroup.getServers().contains(targetServer.getAddress()));<a name="line.253"></a> +<span class="sourceLineNo">254</span><a name="line.254"></a> +<span class="sourceLineNo">255</span> // remove dead servers<a name="line.255"></a> +<span class="sourceLineNo">256</span> NUM_DEAD_SERVERS = cluster.getClusterMetrics().getDeadServerNames().size();<a name="line.256"></a> +<span class="sourceLineNo">257</span> AdminProtos.AdminService.BlockingInterface targetRS =<a name="line.257"></a> +<span class="sourceLineNo">258</span> ((ClusterConnection) admin.getConnection()).getAdmin(targetServer);<a name="line.258"></a> +<span class="sourceLineNo">259</span> try {<a name="line.259"></a> +<span class="sourceLineNo">260</span> targetServer = ProtobufUtil.toServerName(targetRS.getServerInfo(null,<a name="line.260"></a> +<span class="sourceLineNo">261</span> GetServerInfoRequest.newBuilder().build()).getServerInfo().getServerName());<a name="line.261"></a> +<span class="sourceLineNo">262</span> //stopping may cause an exception<a name="line.262"></a> +<span class="sourceLineNo">263</span> //due to the connection loss<a name="line.263"></a> +<span class="sourceLineNo">264</span> LOG.info("stopping server " + targetServer.getServerName());<a name="line.264"></a> +<span class="sourceLineNo">265</span> targetRS.stopServer(null,<a name="line.265"></a> +<span class="sourceLineNo">266</span> AdminProtos.StopServerRequest.newBuilder().setReason("Die").build());<a name="line.266"></a> +<span class="sourceLineNo">267</span> NUM_DEAD_SERVERS ++;<a name="line.267"></a> +<span class="sourceLineNo">268</span> } catch(Exception e) {<a name="line.268"></a> +<span class="sourceLineNo">269</span> }<a name="line.269"></a> +<span class="sourceLineNo">270</span><a name="line.270"></a> +<span class="sourceLineNo">271</span> //wait for stopped regionserver to dead server list<a name="line.271"></a> +<span class="sourceLineNo">272</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.272"></a> +<span class="sourceLineNo">273</span> @Override<a name="line.273"></a> +<span class="sourceLineNo">274</span> public boolean evaluate() throws Exception {<a name="line.274"></a> +<span class="sourceLineNo">275</span> return !master.getServerManager().areDeadServersInProgress()<a name="line.275"></a> +<span class="sourceLineNo">276</span> && cluster.getClusterMetrics().getDeadServerNames().size() == NUM_DEAD_SERVERS;<a name="line.276"></a> +<span class="sourceLineNo">277</span> }<a name="line.277"></a> +<span class="sourceLineNo">278</span> });<a name="line.278"></a> +<span class="sourceLineNo">279</span><a name="line.279"></a> +<span class="sourceLineNo">280</span> try {<a name="line.280"></a> +<span class="sourceLineNo">281</span> rsGroupAdmin.removeServers(Sets.newHashSet(targetServer.getAddress()));<a name="line.281"></a> +<span class="sourceLineNo">282</span> fail("Dead servers shouldn't have been successfully removed.");<a name="line.282"></a> +<span class="sourceLineNo">283</span> } catch(IOException ex) {<a name="line.283"></a> +<span class="sourceLineNo">284</span> String exp = "Server " + targetServer.getAddress() + " is on the dead servers list,"<a name="line.284"></a> +<span class="sourceLineNo">285</span> + " Maybe it will come back again, not allowed to remove.";<a name="line.285"></a> +<span class="sourceLineNo">286</span> String msg = "Expected '" + exp + "' in exception message: ";<a name="line.286"></a> +<span class="sourceLineNo">287</span> assertTrue(msg + " " + ex.getMessage(), ex.getMessage().contains(exp));<a name="line.287"></a> +<span class="sourceLineNo">288</span> }<a name="line.288"></a> +<span class="sourceLineNo">289</span> assertTrue(newGroup.getServers().contains(targetServer.getAddress()));<a name="line.289"></a> +<span class="sourceLineNo">290</span><a name="line.290"></a> +<span class="sourceLineNo">291</span> // remove decommissioned servers<a name="line.291"></a> +<span class="sourceLineNo">292</span> List<ServerName> serversToDecommission = new ArrayList<>();<a name="line.292"></a> +<span class="sourceLineNo">293</span> targetServer = ServerName.parseServerName(iterator.next().toString());<a name="line.293"></a> +<span class="sourceLineNo">294</span> targetRS = ((ClusterConnection) admin.getConnection()).getAdmin(targetServer);<a name="line.294"></a> +<span class="sourceLineNo">295</span> targetServer = ProtobufUtil.toServerName(targetRS.getServerInfo(null,<a name="line.295"></a> +<span class="sourceLineNo">296</span> GetServerInfoRequest.newBuilder().build()).getServerInfo().getServerName());<a name="line.296"></a> +<span class="sourceLineNo">297</span> assertTrue(master.getServerManager().getOnlineServers().containsKey(targetServer));<a name="line.297"></a> +<span class="sourceLineNo">298</span> serversToDecommission.add(targetServer);<a name="line.298"></a> +<span class="sourceLineNo">299</span><a name="line.299"></a> +<span class="sourceLineNo">300</span> admin.decommissionRegionServers(serversToDecommission, true);<a name="line.300"></a> +<span class="sourceLineNo">301</span> assertEquals(1, admin.listDecommissionedRegionServers().size());<a name="line.301"></a> +<span class="sourceLineNo">302</span><a name="line.302"></a> +<span class="sourceLineNo">303</span> assertTrue(newGroup.getServers().contains(targetServer.getAddress()));<a name="line.303"></a> +<span class="sourceLineNo">304</span> rsGroupAdmin.removeServers(Sets.newHashSet(targetServer.getAddress()));<a name="line.304"></a> +<span class="sourceLineNo">305</span> Set<Address> newGroupServers = rsGroupAdmin.getRSGroupInfo(newGroup.getName()).getServers();<a name="line.305"></a> +<span class="sourceLineNo">306</span> assertFalse(newGroupServers.contains(targetServer.getAddress()));<a name="line.306"></a> +<span class="sourceLineNo">307</span> assertEquals(2, newGroupServers.size());<a name="line.307"></a> +<span class="sourceLineNo">308</span><a name="line.308"></a> +<span class="sourceLineNo">309</span> assertTrue(observer.preRemoveServersCalled);<a name="line.309"></a> +<span class="sourceLineNo">310</span> assertTrue(observer.postRemoveServersCalled);<a name="line.310"></a> +<span class="sourceLineNo">311</span> }<a name="line.311"></a> +<span class="sourceLineNo">312</span><a name="line.312"></a> +<span class="sourceLineNo">313</span> @Test<a name="line.313"></a> +<span class="sourceLineNo">314</span> public void testMoveServersAndTables() throws Exception {<a name="line.314"></a> +<span class="sourceLineNo">315</span> LOG.info("testMoveServersAndTables");<a name="line.315"></a> +<span class="sourceLineNo">316</span> final RSGroupInfo newGroup = addGroup(getGroupName(name.getMethodName()), 1);<a name="line.316"></a> +<span class="sourceLineNo">317</span> //create table<a name="line.317"></a> +<span class="sourceLineNo">318</span> final byte[] familyNameBytes = Bytes.toBytes("f");<a name="line.318"></a> +<span class="sourceLineNo">319</span> TEST_UTIL.createMultiRegionTable(tableName, familyNameBytes, 5);<a name="line.319"></a> +<span class="sourceLineNo">320</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.320"></a> +<span class="sourceLineNo">321</span> @Override<a name="line.321"></a> +<span class="sourceLineNo">322</span> public boolean evaluate() throws Exception {<a name="line.322"></a> +<span class="sourceLineNo">323</span> List<String> regions = getTableRegionMap().get(tableName);<a name="line.323"></a> +<span class="sourceLineNo">324</span> if (regions == null) {<a name="line.324"></a> +<span class="sourceLineNo">325</span> return false;<a name="line.325"></a> +<span class="sourceLineNo">326</span> }<a name="line.326"></a> +<span class="sourceLineNo">327</span><a name="line.327"></a> +<span class="sourceLineNo">328</span> return getTableRegionMap().get(tableName).size() >= 5;<a name="line.328"></a> +<span class="sourceLineNo">329</span> }<a name="line.329"></a> +<span class="sourceLineNo">330</span> });<a name="line.330"></a> +<span class="sourceLineNo">331</span><a name="line.331"></a> +<span class="sourceLineNo">332</span> //get server which is not a member of new group<a name="line.332"></a> +<span class="sourceLineNo">333</span> ServerName targetServer = null;<a name="line.333"></a> +<span class="sourceLineNo">334</span> for(ServerName server : admin.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS))<a name="line.334"></a> +<span class="sourceLineNo">335</span> .getLiveServerMetrics().keySet()) {<a name="line.335"></a> +<span class="sourceLineNo">336</span> if(!newGroup.containsServer(server.getAddress()) &&<a name="line.336"></a> +<span class="sourceLineNo">337</span> !rsGroupAdmin.getRSGroupInfo("master").containsServer(server.getAddress())) {<a name="line.337"></a> +<span class="sourceLineNo">338</span> targetServer = server;<a name="line.338"></a> +<span class="sourceLineNo">339</span> break;<a name="line.339"></a> +<span class="sourceLineNo">340</span> }<a name="line.340"></a> +<span class="sourceLineNo">341</span> }<a name="line.341"></a> +<span class="sourceLineNo">342</span><a name="line.342"></a> +<span class="sourceLineNo">343</span> LOG.debug("Print group info : " + rsGroupAdmin.listRSGroups());<a name="line.343"></a> +<span class="sourceLineNo">344</span> int oldDefaultGroupServerSize =<a name="line.344"></a> +<span class="sourceLineNo">345</span> rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP).getServers().size();<a name="line.345"></a> +<span class="sourceLineNo">346</span> int oldDefaultGroupTableSize =<a name="line.346"></a> +<span class="sourceLineNo">347</span> rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP).getTables().size();<a name="line.347"></a> +<span class="sourceLineNo">348</span><a name="line.348"></a> +<span class="sourceLineNo">349</span> //test fail bogus server move<a name="line.349"></a> +<span class="sourceLineNo">350</span> try {<a name="line.350"></a> +<span class="sourceLineNo">351</span> rsGroupAdmin.moveServersAndTables(Sets.newHashSet(Address.fromString("foo:9999")),<a name="line.351"></a> +<span class="sourceLineNo">352</span> Sets.newHashSet(tableName), newGroup.getName());<a name="line.352"></a> +<span class="sourceLineNo">353</span> fail("Bogus servers shouldn't have been successfully moved.");<a name="line.353"></a> +<span class="sourceLineNo">354</span> } catch(IOException ex) {<a name="line.354"></a> +<span class="sourceLineNo">355</span> String exp = "Source RSGroup for server foo:9999 does not exist.";<a name="line.355"></a> +<span class="sourceLineNo">356</span> String msg = "Expected '" + exp + "' in exception message: ";<a name="line.356"></a> +<span class="sourceLineNo">357</span> assertTrue(msg + " " + ex.getMessage(), ex.getMessage().contains(exp));<a name="line.357"></a> +<span class="sourceLineNo">358</span> }<a name="line.358"></a> +<span class="sourceLineNo">359</span><a name="line.359"></a> +<span class="sourceLineNo">360</span> //test fail server move<a name="line.360"></a> +<span class="sourceLineNo">361</span> try {<a name="line.361"></a> +<span class="sourceLineNo">362</span> rsGroupAdmin.moveServersAndTables(Sets.newHashSet(targetServer.getAddress()),<a name="line.362"></a> +<span class="sourceLineNo">363</span> Sets.newHashSet(tableName), RSGroupInfo.DEFAULT_GROUP);<a name="line.363"></a> +<span class="sourceLineNo">364</span> fail("servers shouldn't have been successfully moved.");<a name="line.364"></a> +<span class="sourceLineNo">365</span> } catch(IOException ex) {<a name="line.365"></a> +<span class="sourceLineNo">366</span> String exp = "Target RSGroup " + RSGroupInfo.DEFAULT_GROUP +<a name="line.366"></a> +<span class="sourceLineNo">367</span> " is same as source " + RSGroupInfo.DEFAULT_GROUP + " RSGroup.";<a name="line.367"></a> +<span class="sourceLineNo">368</span> String msg = "Expected '" + exp + "' in exception message: ";<a name="line.368"></a> +<span class="sourceLineNo">369</span> assertTrue(msg + " " + ex.getMessage(), ex.getMessage().contains(exp));<a name="line.369"></a> +<span class="sourceLineNo">370</span> }<a name="line.370"></a> +<span class="sourceLineNo">371</span><a name="line.371"></a> +<span class="sourceLineNo">372</span> //verify default group info<a name="line.372"></a> +<span class="sourceLineNo">373</span> Assert.assertEquals(oldDefaultGroupServerSize,<a name="line.373"></a> +<span class="sourceLineNo">374</span> rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP).getServers().size());<a name="line.374"></a> +<span class="sourceLineNo">375</span> Assert.assertEquals(oldDefaultGroupTableSize,<a name="line.375"></a> +<span class="sourceLineNo">376</span> rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP).getTables().size());<a name="line.376"></a> +<span class="sourceLineNo">377</span><a name="line.377"></a> +<span class="sourceLineNo">378</span> //verify new group info<a name="line.378"></a> +<span class="sourceLineNo">379</span> Assert.assertEquals(1,<a name="line.379"></a> +<span class="sourceLineNo">380</span> rsGroupAdmin.getRSGroupInfo(newGroup.getName()).getServers().size());<a name="line.380"></a> +<span class="sourceLineNo">381</span> Assert.assertEquals(0,<a name="line.381"></a> +<span class="sourceLineNo">382</span> rsGroupAdmin.getRSGroupInfo(newGroup.getName()).getTables().size());<a name="line.382"></a> +<span class="sourceLineNo">383</span><a name="line.383"></a> +<span class="sourceLineNo">384</span> //get all region to move targetServer<a name="line.384"></a> +<span class="sourceLineNo">385</span> List<String> regionList = getTableRegionMap().get(tableName);<a name="line.385"></a> +<span class="sourceLineNo">386</span> for(String region : regionList) {<a name="line.386"></a> +<span class="sourceLineNo">387</span> // Lets move this region to the targetServer<a name="line.387"></a> +<span class="sourceLineNo">388</span> TEST_UTIL.getAdmin().move(Bytes.toBytes(RegionInfo.encodeRegionName(Bytes.toBytes(region))),<a name="line.388"></a> +<span class="sourceLineNo">389</span> Bytes.toBytes(targetServer.getServerName()));<a name="line.389"></a> +<span class="sourceLineNo">390</span> }<a name="line.390"></a> +<span class="sourceLineNo">391</span><a name="line.391"></a> +<span class="sourceLineNo">392</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.392"></a> +<span class="sourceLineNo">393</span> @Override<a name="line.393"></a> +<span class="sourceLineNo">394</span> public boolean evaluate() throws Exception {<a name="line.394"></a> +<span class="sourceLineNo">395</span> return getTableRegionMap().get(tableName) != null &&<a name="line.395"></a> +<span class="sourceLineNo">396</span> getTableRegionMap().get(tableName).size() == 5 &&<a name="line.396"></a> +<span class="sourceLineNo">397</span> getTableServerRegionMap().get(tableName).size() == 1 &&<a name="line.397"></a> +<span class="sourceLineNo">398</span> admin.getClusterMetrics(EnumSet.of(Option.REGIONS_IN_TRANSITION))<a name="line.398"></a> +<span class="sourceLineNo">399</span> .getRegionStatesInTransition().size() < 1;<a name="line.399"></a> +<span class="sourceLineNo">400</span> }<a name="line.400"></a> +<span class="sourceLineNo">401</span> });<a name="line.401"></a> +<span class="sourceLineNo">402</span><a name="line.402"></a> +<span class="sourceLineNo">403</span> //verify that all region move to targetServer<a name="line.403"></a> +<span class="sourceLineNo">404</span> Assert.assertEquals(5, getTableServerRegionMap().get(tableName).get(targetServer).size());<a name="line.404"></a> +<span class="sourceLineNo">405</span><a name="line.405"></a> +<span class="sourceLineNo">406</span> //move targetServer and table to newGroup<a name="line.406"></a> +<span class="sourceLineNo">407</span> LOG.info("moving server and table to newGroup");<a name="line.407"></a> +<span class="sourceLineNo">408</span> rsGroupAdmin.moveServersAndTables(Sets.newHashSet(targetServer.getAddress()),<a name="line.408"></a> +<span class="sourceLineNo">409</span> Sets.newHashSet(tableName), newGroup.getName());<a name="line.409"></a> +<span class="sourceLineNo">410</span><a name="line.410"></a> +<span class="sourceLineNo">411</span> //verify group change<a name="line.411"></a> +<span class="sourceLineNo">412</span> Assert.assertEquals(newGroup.getName(),<a name="line.412"></a> +<span class="sourceLineNo">413</span> rsGroupAdmin.getRSGroupInfoOfTable(tableName).getName());<a name="line.413"></a> +<span class="sourceLineNo">414</span><a name="line.414"></a> +<span class="sourceLineNo">415</span> //verify servers' not exist in old group<a name="line.415"></a> +<span class="sourceLineNo">416</span> Set<Address> defaultServers = rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP)<a name="line.416"></a> +<span class="sourceLineNo">417</span> .getServers();<a name="line.417"></a> +<span class="sourceLineNo">418</span> assertFalse(defaultServers.contains(targetServer.getAddress()));<a name="line.418"></a> +<span class="sourceLineNo">419</span><a name="line.419"></a> +<span class="sourceLineNo">420</span> //verify servers' exist in new group<a name="line.420"></a> +<span class="sourceLineNo">421</span> Set<Address> newGroupServers = rsGroupAdmin.getRSGroupInfo(newGroup.getName()).getServers();<a name="line.421"></a> +<span class="sourceLineNo">422</span> assertTrue(newGroupServers.contains(targetServer.getAddress()));<a name="line.422"></a> +<span class="sourceLineNo">423</span><a name="line.423"></a> +<span class="sourceLineNo">424</span> //verify tables' not exist in old group<a name="line.424"></a> +<span class="sourceLineNo">425</span> Set<TableName> defaultTables = rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP)<a name="line.425"></a> +<span class="sourceLineNo">426</span> .getTables();<a name="line.426"></a> +<span class="sourceLineNo">427</span> assertFalse(defaultTables.contains(tableName));<a name="line.427"></a> +<span class="sourceLineNo">428</span><a name="line.428"></a> +<span class="sourceLineNo">429</span> //verify tables' exist in new group<a name="line.429"></a> +<span class="sourceLineNo">430</span> Set<TableName> newGroupTables = rsGroupAdmin.getRSGroupInfo(newGroup.getName()).getTables();<a name="line.430"></a> +<span class="sourceLineNo">431</span> assertTrue(newGroupTables.contains(tableName));<a name="line.431"></a> +<span class="sourceLineNo">432</span><a name="line.432"></a> +<span class="sourceLineNo">433</span> //verify that all region still assgin on targetServer<a name="line.433"></a> +<span class="sourceLineNo">434</span> Assert.assertEquals(5, getTableServerRegionMap().get(tableName).get(targetServer).size());<a name="line.434"></a> +<span class="sourceLineNo">435</span><a name="line.435"></a> +<span class="sourceLineNo">436</span> assertTrue(observer.preMoveServersAndTables);<a name="line.436"></a> +<span class="sourceLineNo">437</span> assertTrue(observer.postMoveServersAndTables);<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<a name="line.440"></a> +<span class="sourceLineNo">441</span> public void testMoveServersFromDefaultGroup() throws Exception {<a name="line.441"></a> +<span class="sourceLineNo">442</span> //create groups and assign servers<a name="line.442"></a> +<span class="sourceLineNo">443</span> rsGroupAdmin.addRSGroup("foo");<a name="line.443"></a> +<span class="sourceLineNo">444</span><a name="line.444"></a> +<span class="sourceLineNo">445</span> RSGroupInfo fooGroup = rsGroupAdmin.getRSGroupInfo("foo");<a name="line.445"></a> +<span class="sourceLineNo">446</span> assertEquals(0, fooGroup.getServers().size());<a name="line.446"></a> +<span class="sourceLineNo">447</span> RSGroupInfo defaultGroup = rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP);<a name="line.447"></a> +<span class="sourceLineNo">448</span><a name="line.448"></a> +<span class="sourceLineNo">449</span> //test remove all servers from default<a name="line.449"></a> +<span class="sourceLineNo">450</span> try {<a name="line.450"></a> +<span class="sourceLineNo">451</span> rsGroupAdmin.moveServers(defaultGroup.getServers(), fooGroup.getName());<a name="line.451"></a> +<span class="sourceLineNo">452</span> fail(RSGroupAdminServer.KEEP_ONE_SERVER_IN_DEFAULT_ERROR_MESSAGE);<a name="line.452"></a> +<span class="sourceLineNo">453</span> } catch (ConstraintException ex) {<a name="line.453"></a> +<span class="sourceLineNo">454</span> assertTrue(ex.getMessage().contains(RSGroupAdminServer<a name="line.454"></a> +<span class="sourceLineNo">455</span> .KEEP_ONE_SERVER_IN_DEFAULT_ERROR_MESSAGE));<a name="line.455"></a> +<span class="sourceLineNo">456</span> }<a name="line.456"></a> +<span class="sourceLineNo">457</span><a name="line.457"></a> +<span class="sourceLineNo">458</span> //test success case, remove one server from default ,keep at least one server<a name="line.458"></a> +<span class="sourceLineNo">459</span> if (defaultGroup.getServers().size() > 1) {<a name="line.459"></a> +<span class="sourceLineNo">460</span> Address serverInDefaultGroup = defaultGroup.getServers().iterator().next();<a name="line.460"></a> +<span class="sourceLineNo">461</span> LOG.info("moving server " + serverInDefaultGroup + " from group default to group " +<a name="line.461"></a> +<span class="sourceLineNo">462</span> fooGroup.getName());<a name="line.462"></a> +<span class="sourceLineNo">463</span> rsGroupAdmin.moveServers(Sets.newHashSet(serverInDefaultGroup), 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> fooGroup = rsGroupAdmin.getRSGroupInfo("foo");<a name="line.466"></a> +<span class="sourceLineNo">467</span> LOG.info("moving servers " + fooGroup.getServers() + " to group default");<a name="line.467"></a> +<span class="sourceLineNo">468</span> rsGroupAdmin.moveServers(fooGroup.getServers(), RSGroupInfo.DEFAULT_GROUP);<a name="line.468"></a> +<span class="sourceLineNo">469</span><a name="line.469"></a> +<span class="sourceLineNo">470</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.470"></a> +<span class="sourceLineNo">471</span> @Override<a name="line.471"></a> +<span class="sourceLineNo">472</span> public boolean evaluate() throws Exception {<a name="line.472"></a> +<span class="sourceLineNo">473</span> return getNumServers() ==<a name="line.473"></a> +<span class="sourceLineNo">474</span> rsGroupAdmin.getRSGroupInfo(RSGroupInfo.DEFAULT_GROUP).getServers().size();<a name="line.474"></a> +<span class="sourceLineNo">475</span> }<a name="line.475"></a> +<span class="sourceLineNo">476</span> });<a name="line.476"></a> +<span class="sourceLineNo">477</span><a name="line.477"></a> +<span class="sourceLineNo">478</span> fooGroup = rsGroupAdmin.getRSGroupInfo("foo");<a name="line.478"></a> +<span class="sourceLineNo">479</span> assertEquals(0, fooGroup.getServers().size());<a name="line.479"></a> +<span class="sourceLineNo">480</span><a name="line.480"></a> +<span class="sourceLineNo">481</span> //test group removal<a name="line.481"></a> +<span class="sourceLineNo">482</span> LOG.info("Remove group " + fooGroup.getName());<a name="line.482"></a> +<span class="sourceLineNo">483</span> rsGroupAdmin.removeRSGroup(fooGroup.getName());<a name="line.483"></a> +<span class="sourceLineNo">484</span> Assert.assertEquals(null, rsGroupAdmin.getRSGroupInfo(fooGroup.getName()));<a name="line.484"></a> +<span class="sourceLineNo">485</span> }<a name="line.485"></a> +<span class="sourceLineNo">486</span><a name="line.486"></a> +<span class="sourceLineNo">487</span>}<a name="line.487"></a> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +</pre> +</div> +</body> +</html>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7ea632ae/testdevapidocs/src-html/org/apache/hadoop/hbase/rsgroup/TestRSGroupsBalance.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/rsgroup/TestRSGroupsBalance.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/rsgroup/TestRSGroupsBalance.html new file mode 100644 index 0000000..7c05f1d --- /dev/null +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/rsgroup/TestRSGroupsBalance.html @@ -0,0 +1,260 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd";> +<html lang="en"> +<head> +<title>Source code</title> +<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> +</head> +<body> +<div class="sourceContainer"> +<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.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.assertTrue;<a name="line.22"></a> +<span class="sourceLineNo">023</span><a name="line.23"></a> +<span class="sourceLineNo">024</span>import java.util.List;<a name="line.24"></a> +<span class="sourceLineNo">025</span>import java.util.Map;<a name="line.25"></a> +<span class="sourceLineNo">026</span><a name="line.26"></a> +<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.28"></a> +<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.NamespaceDescriptor;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.ServerName;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.TableName;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.Waiter;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.Waiter.Predicate;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.36"></a> +<span class="sourceLineNo">037</span><a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.junit.After;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.junit.AfterClass;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.junit.Before;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.junit.BeforeClass;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.junit.ClassRule;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.junit.Test;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.junit.experimental.categories.Category;<a name="line.44"></a> +<span class="sourceLineNo">045</span>import org.slf4j.Logger;<a name="line.45"></a> +<span class="sourceLineNo">046</span>import org.slf4j.LoggerFactory;<a name="line.46"></a> +<span class="sourceLineNo">047</span><a name="line.47"></a> +<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.48"></a> +<span class="sourceLineNo">049</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.49"></a> +<span class="sourceLineNo">050</span><a name="line.50"></a> +<span class="sourceLineNo">051</span>@Category({MediumTests.class})<a name="line.51"></a> +<span class="sourceLineNo">052</span>public class TestRSGroupsBalance extends TestRSGroupsBase {<a name="line.52"></a> +<span class="sourceLineNo">053</span><a name="line.53"></a> +<span class="sourceLineNo">054</span> @ClassRule<a name="line.54"></a> +<span class="sourceLineNo">055</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.55"></a> +<span class="sourceLineNo">056</span> HBaseClassTestRule.forClass(TestRSGroupsBalance.class);<a name="line.56"></a> +<span class="sourceLineNo">057</span><a name="line.57"></a> +<span class="sourceLineNo">058</span> protected static final Logger LOG = LoggerFactory.getLogger(TestRSGroupsBalance.class);<a name="line.58"></a> +<span class="sourceLineNo">059</span><a name="line.59"></a> +<span class="sourceLineNo">060</span> @BeforeClass<a name="line.60"></a> +<span class="sourceLineNo">061</span> public static void setUp() throws Exception {<a name="line.61"></a> +<span class="sourceLineNo">062</span> setUpTestBeforeClass();<a name="line.62"></a> +<span class="sourceLineNo">063</span> }<a name="line.63"></a> +<span class="sourceLineNo">064</span><a name="line.64"></a> +<span class="sourceLineNo">065</span> @AfterClass<a name="line.65"></a> +<span class="sourceLineNo">066</span> public static void tearDown() throws Exception {<a name="line.66"></a> +<span class="sourceLineNo">067</span> tearDownAfterClass();<a name="line.67"></a> +<span class="sourceLineNo">068</span> }<a name="line.68"></a> +<span class="sourceLineNo">069</span><a name="line.69"></a> +<span class="sourceLineNo">070</span> @Before<a name="line.70"></a> +<span class="sourceLineNo">071</span> public void beforeMethod() throws Exception {<a name="line.71"></a> +<span class="sourceLineNo">072</span> setUpBeforeMethod();<a name="line.72"></a> +<span class="sourceLineNo">073</span> }<a name="line.73"></a> +<span class="sourceLineNo">074</span><a name="line.74"></a> +<span class="sourceLineNo">075</span> @After<a name="line.75"></a> +<span class="sourceLineNo">076</span> public void afterMethod() throws Exception {<a name="line.76"></a> +<span class="sourceLineNo">077</span> tearDownAfterMethod();<a name="line.77"></a> +<span class="sourceLineNo">078</span> }<a name="line.78"></a> +<span class="sourceLineNo">079</span><a name="line.79"></a> +<span class="sourceLineNo">080</span> @Test<a name="line.80"></a> +<span class="sourceLineNo">081</span> public void testGroupBalance() throws Exception {<a name="line.81"></a> +<span class="sourceLineNo">082</span> LOG.info(name.getMethodName());<a name="line.82"></a> +<span class="sourceLineNo">083</span> String newGroupName = getGroupName(name.getMethodName());<a name="line.83"></a> +<span class="sourceLineNo">084</span> final RSGroupInfo newGroup = addGroup(newGroupName, 3);<a name="line.84"></a> +<span class="sourceLineNo">085</span><a name="line.85"></a> +<span class="sourceLineNo">086</span> final TableName tableName = TableName.valueOf(tablePrefix+"_ns", name.getMethodName());<a name="line.86"></a> +<span class="sourceLineNo">087</span> admin.createNamespace(<a name="line.87"></a> +<span class="sourceLineNo">088</span> NamespaceDescriptor.create(tableName.getNamespaceAsString())<a name="line.88"></a> +<span class="sourceLineNo">089</span> .addConfiguration(RSGroupInfo.NAMESPACE_DESC_PROP_GROUP, newGroupName).build());<a name="line.89"></a> +<span class="sourceLineNo">090</span> final byte[] familyNameBytes = Bytes.toBytes("f");<a name="line.90"></a> +<span class="sourceLineNo">091</span> final HTableDescriptor desc = new HTableDescriptor(tableName);<a name="line.91"></a> +<span class="sourceLineNo">092</span> desc.addFamily(new HColumnDescriptor("f"));<a name="line.92"></a> +<span class="sourceLineNo">093</span> byte [] startKey = Bytes.toBytes("aaaaa");<a name="line.93"></a> +<span class="sourceLineNo">094</span> byte [] endKey = Bytes.toBytes("zzzzz");<a name="line.94"></a> +<span class="sourceLineNo">095</span> admin.createTable(desc, startKey, endKey, 6);<a name="line.95"></a> +<span class="sourceLineNo">096</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.96"></a> +<span class="sourceLineNo">097</span> @Override<a name="line.97"></a> +<span class="sourceLineNo">098</span> public boolean evaluate() throws Exception {<a name="line.98"></a> +<span class="sourceLineNo">099</span> List<String> regions = getTableRegionMap().get(tableName);<a name="line.99"></a> +<span class="sourceLineNo">100</span> if (regions == null) {<a name="line.100"></a> +<span class="sourceLineNo">101</span> return false;<a name="line.101"></a> +<span class="sourceLineNo">102</span> }<a name="line.102"></a> +<span class="sourceLineNo">103</span> return regions.size() >= 6;<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><a name="line.106"></a> +<span class="sourceLineNo">107</span> //make assignment uneven, move all regions to one server<a name="line.107"></a> +<span class="sourceLineNo">108</span> Map<ServerName,List<String>> assignMap =<a name="line.108"></a> +<span class="sourceLineNo">109</span> getTableServerRegionMap().get(tableName);<a name="line.109"></a> +<span class="sourceLineNo">110</span> final ServerName first = assignMap.entrySet().iterator().next().getKey();<a name="line.110"></a> +<span class="sourceLineNo">111</span> for(RegionInfo region: admin.getTableRegions(tableName)) {<a name="line.111"></a> +<span class="sourceLineNo">112</span> if(!assignMap.get(first).contains(region.getRegionNameAsString())) {<a name="line.112"></a> +<span class="sourceLineNo">113</span> admin.move(region.getEncodedNameAsBytes(), Bytes.toBytes(first.getServerName()));<a name="line.113"></a> +<span class="sourceLineNo">114</span> }<a name="line.114"></a> +<span class="sourceLineNo">115</span> }<a name="line.115"></a> +<span class="sourceLineNo">116</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.116"></a> +<span class="sourceLineNo">117</span> @Override<a name="line.117"></a> +<span class="sourceLineNo">118</span> public boolean evaluate() throws Exception {<a name="line.118"></a> +<span class="sourceLineNo">119</span> Map<ServerName, List<String>> map = getTableServerRegionMap().get(tableName);<a name="line.119"></a> +<span class="sourceLineNo">120</span> if (map == null) {<a name="line.120"></a> +<span class="sourceLineNo">121</span> return true;<a name="line.121"></a> +<span class="sourceLineNo">122</span> }<a name="line.122"></a> +<span class="sourceLineNo">123</span> List<String> regions = map.get(first);<a name="line.123"></a> +<span class="sourceLineNo">124</span> if (regions == null) {<a name="line.124"></a> +<span class="sourceLineNo">125</span> return true;<a name="line.125"></a> +<span class="sourceLineNo">126</span> }<a name="line.126"></a> +<span class="sourceLineNo">127</span> return regions.size() >= 6;<a name="line.127"></a> +<span class="sourceLineNo">128</span> }<a name="line.128"></a> +<span class="sourceLineNo">129</span> });<a name="line.129"></a> +<span class="sourceLineNo">130</span><a name="line.130"></a> +<span class="sourceLineNo">131</span> //balance the other group and make sure it doesn't affect the new group<a name="line.131"></a> +<span class="sourceLineNo">132</span> admin.setBalancerRunning(true,true);<a name="line.132"></a> +<span class="sourceLineNo">133</span> rsGroupAdmin.balanceRSGroup(RSGroupInfo.DEFAULT_GROUP);<a name="line.133"></a> +<span class="sourceLineNo">134</span> assertEquals(6, getTableServerRegionMap().get(tableName).get(first).size());<a name="line.134"></a> +<span class="sourceLineNo">135</span><a name="line.135"></a> +<span class="sourceLineNo">136</span> //disable balance, balancer will not be run and return false<a name="line.136"></a> +<span class="sourceLineNo">137</span> admin.setBalancerRunning(false,true);<a name="line.137"></a> +<span class="sourceLineNo">138</span> assertFalse(rsGroupAdmin.balanceRSGroup(newGroupName));<a name="line.138"></a> +<span class="sourceLineNo">139</span> assertEquals(6, getTableServerRegionMap().get(tableName).get(first).size());<a name="line.139"></a> +<span class="sourceLineNo">140</span><a name="line.140"></a> +<span class="sourceLineNo">141</span> //enable balance<a name="line.141"></a> +<span class="sourceLineNo">142</span> admin.setBalancerRunning(true,true);<a name="line.142"></a> +<span class="sourceLineNo">143</span> rsGroupAdmin.balanceRSGroup(newGroupName);<a name="line.143"></a> +<span class="sourceLineNo">144</span> TEST_UTIL.waitFor(WAIT_TIMEOUT, new Waiter.Predicate<Exception>() {<a name="line.144"></a> +<span class="sourceLineNo">145</span> @Override<a name="line.145"></a> +<span class="sourceLineNo">146</span> public boolean evaluate() throws Exception {<a name="line.146"></a> +<span class="sourceLineNo">147</span> for (List<String> regions : getTableServerRegionMap().get(tableName).values()) {<a name="line.147"></a> +<span class="sourceLineNo">148</span> if (2 != regions.size()) {<a name="line.148"></a> +<span class="sourceLineNo">149</span> return false;<a name="line.149"></a> +<span class="sourceLineNo">150</span> }<a name="line.150"></a> +<span class="sourceLineNo">151</span> }<a name="line.151"></a> +<span class="sourceLineNo">152</span> return true;<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> admin.setBalancerRunning(false,true);<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> @Test<a name="line.158"></a> +<span class="sourceLineNo">159</span> public void testMisplacedRegions() throws Exception {<a name="line.159"></a> +<span class="sourceLineNo">160</span> final TableName tableName = TableName.valueOf(tablePrefix+"_testMisplacedRegions");<a name="line.160"></a> +<span class="sourceLineNo">161</span> LOG.info("testMisplacedRegions");<a name="line.161"></a> +<span class="sourceLineNo">162</span><a name="line.162"></a> +<span class="sourceLineNo">163</span> final RSGroupInfo RSGroupInfo = addGroup("testMisplacedRegions", 1);<a name="line.163"></a> +<span class="sourceLineNo">164</span><a name="line.164"></a> +<span class="sourceLineNo">165</span> TEST_UTIL.createMultiRegionTable(tableName, new byte[]{'f'}, 15);<a name="line.165"></a> +<span class="sourceLineNo">166</span> TEST_UTIL.waitUntilAllRegionsAssigned(tableName);<a name="line.166"></a> +<span class="sourceLineNo">167</span><a name="line.167"></a> +<span class="sourceLineNo">168</span> rsGroupAdminEndpoint.getGroupInfoManager()<a name="line.168"></a> +<span class="sourceLineNo">169</span> .moveTables(Sets.newHashSet(tableName), RSGroupInfo.getName());<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> admin.setBalancerRunning(true,true);<a name="line.171"></a> +<span class="sourceLineNo">172</span> assertTrue(rsGroupAdmin.balanceRSGroup(RSGroupInfo.getName()));<a name="line.172"></a> +<span class="sourceLineNo">173</span> admin.setBalancerRunning(false,true);<a name="line.173"></a> +<span class="sourceLineNo">174</span> assertTrue(observer.preBalanceRSGroupCalled);<a name="line.174"></a> +<span class="sourceLineNo">175</span> assertTrue(observer.postBalanceRSGroupCalled);<a name="line.175"></a> +<span class="sourceLineNo">176</span><a name="line.176"></a> +<span class="sourceLineNo">177</span> TEST_UTIL.waitFor(60000, new Predicate<Exception>() {<a name="line.177"></a> +<span class="sourceLineNo">178</span> @Override<a name="line.178"></a> +<span class="sourceLineNo">179</span> public boolean evaluate() throws Exception {<a name="line.179"></a> +<span class="sourceLineNo">180</span> ServerName serverName =<a name="line.180"></a> +<span class="sourceLineNo">181</span> ServerName.valueOf(RSGroupInfo.getServers().iterator().next().toString(), 1);<a name="line.181"></a> +<span class="sourceLineNo">182</span> return admin.getConnection().getAdmin()<a name="line.182"></a> +<span class="sourceLineNo">183</span> .getOnlineRegions(serverName).size() == 15;<a name="line.183"></a> +<span class="sourceLineNo">184</span> }<a name="line.184"></a> +<span class="sourceLineNo">185</span> });<a name="line.185"></a> +<span class="sourceLineNo">186</span> }<a name="line.186"></a> +<span class="sourceLineNo">187</span><a name="line.187"></a> +<span class="sourceLineNo">188</span>}<a name="line.188"></a> + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +</pre> +</div> +</body> +</html>
