Repository: hbase-site Updated Branches: refs/heads/asf-site 591d6c91f -> 4a4299943
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/4a429994/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestRegionMover.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestRegionMover.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestRegionMover.html index 9c699e3..68f552f 100644 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestRegionMover.html +++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/util/TestRegionMover.html @@ -29,204 +29,204 @@ <span class="sourceLineNo">021</span><a name="line.21"></a> <span class="sourceLineNo">022</span>import java.io.File;<a name="line.22"></a> <span class="sourceLineNo">023</span>import java.io.FileWriter;<a name="line.23"></a> -<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.24"></a> -<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.25"></a> -<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.MiniHBaseCluster;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.TableName;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.Waiter.Predicate;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.util.RegionMover.RegionMoverBuilder;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.junit.AfterClass;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.junit.Before;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.junit.BeforeClass;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.junit.ClassRule;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.junit.Test;<a name="line.39"></a> -<span class="sourceLineNo">040</span>import org.junit.experimental.categories.Category;<a name="line.40"></a> -<span class="sourceLineNo">041</span>import org.slf4j.Logger;<a name="line.41"></a> -<span class="sourceLineNo">042</span>import org.slf4j.LoggerFactory;<a name="line.42"></a> -<span class="sourceLineNo">043</span><a name="line.43"></a> -<span class="sourceLineNo">044</span>/**<a name="line.44"></a> -<span class="sourceLineNo">045</span> * Tests for Region Mover Load/Unload functionality with and without ack mode and also to test<a name="line.45"></a> -<span class="sourceLineNo">046</span> * exclude functionality useful for rack decommissioning<a name="line.46"></a> -<span class="sourceLineNo">047</span> */<a name="line.47"></a> -<span class="sourceLineNo">048</span>@Category(MediumTests.class)<a name="line.48"></a> -<span class="sourceLineNo">049</span>public class TestRegionMover {<a name="line.49"></a> -<span class="sourceLineNo">050</span><a name="line.50"></a> -<span class="sourceLineNo">051</span> @ClassRule<a name="line.51"></a> -<span class="sourceLineNo">052</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.52"></a> -<span class="sourceLineNo">053</span> HBaseClassTestRule.forClass(TestRegionMover.class);<a name="line.53"></a> -<span class="sourceLineNo">054</span><a name="line.54"></a> -<span class="sourceLineNo">055</span> final Logger LOG = LoggerFactory.getLogger(getClass());<a name="line.55"></a> -<span class="sourceLineNo">056</span> protected final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();<a name="line.56"></a> +<span class="sourceLineNo">024</span>import org.apache.hadoop.conf.Configuration;<a name="line.24"></a> +<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.25"></a> +<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.26"></a> +<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.27"></a> +<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HConstants;<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.MiniHBaseCluster;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.TableName;<a name="line.31"></a> +<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.Waiter.Predicate;<a name="line.32"></a> +<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.33"></a> +<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.34"></a> +<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.35"></a> +<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.RegionMover.RegionMoverBuilder;<a name="line.36"></a> +<span class="sourceLineNo">037</span>import org.junit.AfterClass;<a name="line.37"></a> +<span class="sourceLineNo">038</span>import org.junit.Before;<a name="line.38"></a> +<span class="sourceLineNo">039</span>import org.junit.BeforeClass;<a name="line.39"></a> +<span class="sourceLineNo">040</span>import org.junit.ClassRule;<a name="line.40"></a> +<span class="sourceLineNo">041</span>import org.junit.Test;<a name="line.41"></a> +<span class="sourceLineNo">042</span>import org.junit.experimental.categories.Category;<a name="line.42"></a> +<span class="sourceLineNo">043</span>import org.slf4j.Logger;<a name="line.43"></a> +<span class="sourceLineNo">044</span>import org.slf4j.LoggerFactory;<a name="line.44"></a> +<span class="sourceLineNo">045</span><a name="line.45"></a> +<span class="sourceLineNo">046</span><a name="line.46"></a> +<span class="sourceLineNo">047</span>/**<a name="line.47"></a> +<span class="sourceLineNo">048</span> * Tests for Region Mover Load/Unload functionality with and without ack mode and also to test<a name="line.48"></a> +<span class="sourceLineNo">049</span> * exclude functionality useful for rack decommissioning<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 TestRegionMover {<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(TestRegionMover.class);<a name="line.56"></a> <span class="sourceLineNo">057</span><a name="line.57"></a> -<span class="sourceLineNo">058</span> @BeforeClass<a name="line.58"></a> -<span class="sourceLineNo">059</span> public static void setUpBeforeClass() throws Exception {<a name="line.59"></a> -<span class="sourceLineNo">060</span> TEST_UTIL.startMiniCluster(3);<a name="line.60"></a> -<span class="sourceLineNo">061</span> }<a name="line.61"></a> -<span class="sourceLineNo">062</span><a name="line.62"></a> -<span class="sourceLineNo">063</span> @AfterClass<a name="line.63"></a> -<span class="sourceLineNo">064</span> public static void tearDownAfterClass() throws Exception {<a name="line.64"></a> -<span class="sourceLineNo">065</span> TEST_UTIL.shutdownMiniCluster();<a name="line.65"></a> -<span class="sourceLineNo">066</span> }<a name="line.66"></a> -<span class="sourceLineNo">067</span><a name="line.67"></a> -<span class="sourceLineNo">068</span> @Before<a name="line.68"></a> -<span class="sourceLineNo">069</span> public void setUp() throws Exception {<a name="line.69"></a> -<span class="sourceLineNo">070</span> // Create a pre-split table just to populate some regions<a name="line.70"></a> -<span class="sourceLineNo">071</span> TableName tableName = TableName.valueOf("testRegionMover");<a name="line.71"></a> -<span class="sourceLineNo">072</span> Admin admin = TEST_UTIL.getAdmin();<a name="line.72"></a> -<span class="sourceLineNo">073</span> if (admin.tableExists(tableName)) {<a name="line.73"></a> -<span class="sourceLineNo">074</span> TEST_UTIL.deleteTable(tableName);<a name="line.74"></a> -<span class="sourceLineNo">075</span> }<a name="line.75"></a> -<span class="sourceLineNo">076</span> HTableDescriptor tableDesc = new HTableDescriptor(tableName);<a name="line.76"></a> -<span class="sourceLineNo">077</span> HColumnDescriptor fam1 = new HColumnDescriptor("fam1");<a name="line.77"></a> -<span class="sourceLineNo">078</span> tableDesc.addFamily(fam1);<a name="line.78"></a> -<span class="sourceLineNo">079</span><a name="line.79"></a> -<span class="sourceLineNo">080</span> try {<a name="line.80"></a> -<span class="sourceLineNo">081</span> admin.setBalancerRunning(false, true);<a name="line.81"></a> -<span class="sourceLineNo">082</span> String startKey = "a";<a name="line.82"></a> -<span class="sourceLineNo">083</span> String endKey = "z";<a name="line.83"></a> -<span class="sourceLineNo">084</span> admin.createTable(tableDesc, startKey.getBytes(), endKey.getBytes(), 9);<a name="line.84"></a> -<span class="sourceLineNo">085</span> } finally {<a name="line.85"></a> -<span class="sourceLineNo">086</span> if (admin != null) {<a name="line.86"></a> -<span class="sourceLineNo">087</span> admin.close();<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> }<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 testLoadWithAck() throws Exception {<a name="line.93"></a> -<span class="sourceLineNo">094</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.94"></a> -<span class="sourceLineNo">095</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.95"></a> -<span class="sourceLineNo">096</span> String rsName = regionServer.getServerName().getHostname();<a name="line.96"></a> -<span class="sourceLineNo">097</span> int port = regionServer.getServerName().getPort();<a name="line.97"></a> -<span class="sourceLineNo">098</span> int noRegions = regionServer.getNumberOfOnlineRegions();<a name="line.98"></a> -<span class="sourceLineNo">099</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.99"></a> -<span class="sourceLineNo">100</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs).ack(true).maxthreads(8);<a name="line.100"></a> -<span class="sourceLineNo">101</span> RegionMover rm = rmBuilder.build();<a name="line.101"></a> -<span class="sourceLineNo">102</span> rm.setConf(TEST_UTIL.getConfiguration());<a name="line.102"></a> -<span class="sourceLineNo">103</span> LOG.info("Unloading " + rs);<a name="line.103"></a> -<span class="sourceLineNo">104</span> rm.unload();<a name="line.104"></a> -<span class="sourceLineNo">105</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<a name="line.105"></a> -<span class="sourceLineNo">106</span> LOG.info("Successfully Unloaded\nNow Loading");<a name="line.106"></a> -<span class="sourceLineNo">107</span> rm.load();<a name="line.107"></a> -<span class="sourceLineNo">108</span> assertEquals(noRegions, regionServer.getNumberOfOnlineRegions());<a name="line.108"></a> -<span class="sourceLineNo">109</span> }<a name="line.109"></a> -<span class="sourceLineNo">110</span><a name="line.110"></a> -<span class="sourceLineNo">111</span> /** Test to unload a regionserver first and then load it using no Ack mode<a name="line.111"></a> -<span class="sourceLineNo">112</span> * we check if some regions are loaded on the region server(since no ack is best effort)<a name="line.112"></a> -<span class="sourceLineNo">113</span> */<a name="line.113"></a> -<span class="sourceLineNo">114</span> @Test<a name="line.114"></a> -<span class="sourceLineNo">115</span> public void testLoadWithoutAck() throws Exception {<a name="line.115"></a> -<span class="sourceLineNo">116</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.116"></a> -<span class="sourceLineNo">117</span> final HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.117"></a> -<span class="sourceLineNo">118</span> String rsName = regionServer.getServerName().getHostname();<a name="line.118"></a> -<span class="sourceLineNo">119</span> int port = regionServer.getServerName().getPort();<a name="line.119"></a> -<span class="sourceLineNo">120</span> int noRegions = regionServer.getNumberOfOnlineRegions();<a name="line.120"></a> -<span class="sourceLineNo">121</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.121"></a> -<span class="sourceLineNo">122</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs).ack(true);<a name="line.122"></a> -<span class="sourceLineNo">123</span> RegionMover rm = rmBuilder.build();<a name="line.123"></a> -<span class="sourceLineNo">124</span> rm.setConf(TEST_UTIL.getConfiguration());<a name="line.124"></a> -<span class="sourceLineNo">125</span> LOG.info("Unloading " + rs);<a name="line.125"></a> -<span class="sourceLineNo">126</span> rm.unload();<a name="line.126"></a> -<span class="sourceLineNo">127</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<a name="line.127"></a> -<span class="sourceLineNo">128</span> LOG.info("Successfully Unloaded\nNow Loading");<a name="line.128"></a> -<span class="sourceLineNo">129</span> rm = rmBuilder.ack(false).build();<a name="line.129"></a> -<span class="sourceLineNo">130</span> rm.setConf(TEST_UTIL.getConfiguration());<a name="line.130"></a> -<span class="sourceLineNo">131</span> rm.load();<a name="line.131"></a> -<span class="sourceLineNo">132</span> TEST_UTIL.waitFor(5000, 500, new Predicate<Exception>() {<a name="line.132"></a> -<span class="sourceLineNo">133</span> @Override<a name="line.133"></a> -<span class="sourceLineNo">134</span> public boolean evaluate() throws Exception {<a name="line.134"></a> -<span class="sourceLineNo">135</span> return regionServer.getNumberOfOnlineRegions() > 0;<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> }<a name="line.138"></a> -<span class="sourceLineNo">139</span><a name="line.139"></a> -<span class="sourceLineNo">140</span> @Test<a name="line.140"></a> -<span class="sourceLineNo">141</span> public void testUnloadWithoutAck() throws Exception {<a name="line.141"></a> -<span class="sourceLineNo">142</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.142"></a> -<span class="sourceLineNo">143</span> final HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.143"></a> -<span class="sourceLineNo">144</span> final int noRegions = regionServer.getNumberOfOnlineRegions();<a name="line.144"></a> -<span class="sourceLineNo">145</span> String rsName = regionServer.getServerName().getHostname();<a name="line.145"></a> -<span class="sourceLineNo">146</span> int port = regionServer.getServerName().getPort();<a name="line.146"></a> -<span class="sourceLineNo">147</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.147"></a> -<span class="sourceLineNo">148</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs).ack(false);<a name="line.148"></a> -<span class="sourceLineNo">149</span> RegionMover rm = rmBuilder.build();<a name="line.149"></a> -<span class="sourceLineNo">150</span> rm.setConf(TEST_UTIL.getConfiguration());<a name="line.150"></a> -<span class="sourceLineNo">151</span> LOG.info("Unloading " + rs);<a name="line.151"></a> -<span class="sourceLineNo">152</span> rm.unload();<a name="line.152"></a> -<span class="sourceLineNo">153</span> TEST_UTIL.waitFor(5000, 500, new Predicate<Exception>() {<a name="line.153"></a> -<span class="sourceLineNo">154</span> @Override<a name="line.154"></a> -<span class="sourceLineNo">155</span> public boolean evaluate() throws Exception {<a name="line.155"></a> -<span class="sourceLineNo">156</span> return regionServer.getNumberOfOnlineRegions() < noRegions;<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> }<a name="line.159"></a> -<span class="sourceLineNo">160</span><a name="line.160"></a> -<span class="sourceLineNo">161</span> @Test<a name="line.161"></a> -<span class="sourceLineNo">162</span> public void testUnloadWithAck() throws Exception {<a name="line.162"></a> -<span class="sourceLineNo">163</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.163"></a> -<span class="sourceLineNo">164</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.164"></a> -<span class="sourceLineNo">165</span> String rsName = regionServer.getServerName().getHostname();<a name="line.165"></a> -<span class="sourceLineNo">166</span> int port = regionServer.getServerName().getPort();<a name="line.166"></a> -<span class="sourceLineNo">167</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.167"></a> -<span class="sourceLineNo">168</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs).ack(true);<a name="line.168"></a> -<span class="sourceLineNo">169</span> RegionMover rm = rmBuilder.build();<a name="line.169"></a> -<span class="sourceLineNo">170</span> rm.setConf(TEST_UTIL.getConfiguration());<a name="line.170"></a> -<span class="sourceLineNo">171</span> rm.unload();<a name="line.171"></a> -<span class="sourceLineNo">172</span> LOG.info("Unloading " + rs);<a name="line.172"></a> -<span class="sourceLineNo">173</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<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> /**<a name="line.176"></a> -<span class="sourceLineNo">177</span> * Test that loading the same region set doesn't cause timeout loop during meta load.<a name="line.177"></a> -<span class="sourceLineNo">178</span> */<a name="line.178"></a> -<span class="sourceLineNo">179</span> @Test<a name="line.179"></a> -<span class="sourceLineNo">180</span> public void testRepeatedLoad() throws Exception {<a name="line.180"></a> -<span class="sourceLineNo">181</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.181"></a> -<span class="sourceLineNo">182</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.182"></a> -<span class="sourceLineNo">183</span> String rsName = regionServer.getServerName().getHostname();<a name="line.183"></a> -<span class="sourceLineNo">184</span> int port = regionServer.getServerName().getPort();<a name="line.184"></a> -<span class="sourceLineNo">185</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.185"></a> -<span class="sourceLineNo">186</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs).ack(true);<a name="line.186"></a> -<span class="sourceLineNo">187</span> RegionMover rm = rmBuilder.build();<a name="line.187"></a> -<span class="sourceLineNo">188</span> rm.setConf(TEST_UTIL.getConfiguration());<a name="line.188"></a> -<span class="sourceLineNo">189</span> rm.unload();<a name="line.189"></a> -<span class="sourceLineNo">190</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<a name="line.190"></a> -<span class="sourceLineNo">191</span> rmBuilder = new RegionMoverBuilder(rs).ack(true);<a name="line.191"></a> -<span class="sourceLineNo">192</span> rm = rmBuilder.build();<a name="line.192"></a> -<span class="sourceLineNo">193</span> rm.setConf(TEST_UTIL.getConfiguration());<a name="line.193"></a> -<span class="sourceLineNo">194</span> rm.load();<a name="line.194"></a> -<span class="sourceLineNo">195</span> rm.load(); //Repeat the same load. It should be very fast because all regions are already moved.<a name="line.195"></a> -<span class="sourceLineNo">196</span> }<a name="line.196"></a> -<span class="sourceLineNo">197</span><a name="line.197"></a> -<span class="sourceLineNo">198</span> /**<a name="line.198"></a> -<span class="sourceLineNo">199</span> * To test that we successfully exclude a server from the unloading process We test for the number<a name="line.199"></a> -<span class="sourceLineNo">200</span> * of regions on Excluded server and also test that regions are unloaded successfully<a name="line.200"></a> -<span class="sourceLineNo">201</span> */<a name="line.201"></a> -<span class="sourceLineNo">202</span> @Test<a name="line.202"></a> -<span class="sourceLineNo">203</span> public void testExclude() throws Exception {<a name="line.203"></a> -<span class="sourceLineNo">204</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.204"></a> -<span class="sourceLineNo">205</span> File excludeFile = new File(TEST_UTIL.getDataTestDir().toUri().getPath(), "exclude_file");<a name="line.205"></a> -<span class="sourceLineNo">206</span> FileWriter fos = new FileWriter(excludeFile);<a name="line.206"></a> -<span class="sourceLineNo">207</span> HRegionServer excludeServer = cluster.getRegionServer(1);<a name="line.207"></a> -<span class="sourceLineNo">208</span> String excludeHostname = excludeServer.getServerName().getHostname();<a name="line.208"></a> -<span class="sourceLineNo">209</span> int excludeServerPort = excludeServer.getServerName().getPort();<a name="line.209"></a> -<span class="sourceLineNo">210</span> int regionsExcludeServer = excludeServer.getNumberOfOnlineRegions();<a name="line.210"></a> -<span class="sourceLineNo">211</span> String excludeServerName = excludeHostname + ":" + Integer.toString(excludeServerPort);<a name="line.211"></a> -<span class="sourceLineNo">212</span> fos.write(excludeServerName);<a name="line.212"></a> -<span class="sourceLineNo">213</span> fos.close();<a name="line.213"></a> -<span class="sourceLineNo">214</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.214"></a> -<span class="sourceLineNo">215</span> String rsName = regionServer.getServerName().getHostname();<a name="line.215"></a> -<span class="sourceLineNo">216</span> int port = regionServer.getServerName().getPort();<a name="line.216"></a> -<span class="sourceLineNo">217</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.217"></a> -<span class="sourceLineNo">218</span> RegionMoverBuilder rmBuilder =<a name="line.218"></a> -<span class="sourceLineNo">219</span> new RegionMoverBuilder(rs).ack(true).excludeFile(excludeFile.getCanonicalPath());<a name="line.219"></a> -<span class="sourceLineNo">220</span> RegionMover rm = rmBuilder.build();<a name="line.220"></a> -<span class="sourceLineNo">221</span> rm.setConf(TEST_UTIL.getConfiguration());<a name="line.221"></a> +<span class="sourceLineNo">058</span> final Logger LOG = LoggerFactory.getLogger(getClass());<a name="line.58"></a> +<span class="sourceLineNo">059</span> protected final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();<a name="line.59"></a> +<span class="sourceLineNo">060</span><a name="line.60"></a> +<span class="sourceLineNo">061</span> @BeforeClass<a name="line.61"></a> +<span class="sourceLineNo">062</span> public static void setUpBeforeClass() throws Exception {<a name="line.62"></a> +<span class="sourceLineNo">063</span> TEST_UTIL.startMiniCluster(3);<a name="line.63"></a> +<span class="sourceLineNo">064</span> }<a name="line.64"></a> +<span class="sourceLineNo">065</span><a name="line.65"></a> +<span class="sourceLineNo">066</span> @AfterClass<a name="line.66"></a> +<span class="sourceLineNo">067</span> public static void tearDownAfterClass() throws Exception {<a name="line.67"></a> +<span class="sourceLineNo">068</span> TEST_UTIL.shutdownMiniCluster();<a name="line.68"></a> +<span class="sourceLineNo">069</span> }<a name="line.69"></a> +<span class="sourceLineNo">070</span><a name="line.70"></a> +<span class="sourceLineNo">071</span> @Before<a name="line.71"></a> +<span class="sourceLineNo">072</span> public void setUp() throws Exception {<a name="line.72"></a> +<span class="sourceLineNo">073</span> // Create a pre-split table just to populate some regions<a name="line.73"></a> +<span class="sourceLineNo">074</span> TableName tableName = TableName.valueOf("testRegionMover");<a name="line.74"></a> +<span class="sourceLineNo">075</span> Admin admin = TEST_UTIL.getAdmin();<a name="line.75"></a> +<span class="sourceLineNo">076</span> if (admin.tableExists(tableName)) {<a name="line.76"></a> +<span class="sourceLineNo">077</span> TEST_UTIL.deleteTable(tableName);<a name="line.77"></a> +<span class="sourceLineNo">078</span> }<a name="line.78"></a> +<span class="sourceLineNo">079</span> HTableDescriptor tableDesc = new HTableDescriptor(tableName);<a name="line.79"></a> +<span class="sourceLineNo">080</span> HColumnDescriptor fam1 = new HColumnDescriptor("fam1");<a name="line.80"></a> +<span class="sourceLineNo">081</span> tableDesc.addFamily(fam1);<a name="line.81"></a> +<span class="sourceLineNo">082</span><a name="line.82"></a> +<span class="sourceLineNo">083</span> try {<a name="line.83"></a> +<span class="sourceLineNo">084</span> admin.setBalancerRunning(false, true);<a name="line.84"></a> +<span class="sourceLineNo">085</span> String startKey = "a";<a name="line.85"></a> +<span class="sourceLineNo">086</span> String endKey = "z";<a name="line.86"></a> +<span class="sourceLineNo">087</span> admin.createTable(tableDesc, startKey.getBytes(), endKey.getBytes(), 9);<a name="line.87"></a> +<span class="sourceLineNo">088</span> } finally {<a name="line.88"></a> +<span class="sourceLineNo">089</span> if (admin != null) {<a name="line.89"></a> +<span class="sourceLineNo">090</span> admin.close();<a name="line.90"></a> +<span class="sourceLineNo">091</span> }<a name="line.91"></a> +<span class="sourceLineNo">092</span> }<a name="line.92"></a> +<span class="sourceLineNo">093</span> }<a name="line.93"></a> +<span class="sourceLineNo">094</span><a name="line.94"></a> +<span class="sourceLineNo">095</span> @Test<a name="line.95"></a> +<span class="sourceLineNo">096</span> public void testLoadWithAck() throws Exception {<a name="line.96"></a> +<span class="sourceLineNo">097</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.97"></a> +<span class="sourceLineNo">098</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.98"></a> +<span class="sourceLineNo">099</span> String rsName = regionServer.getServerName().getHostname();<a name="line.99"></a> +<span class="sourceLineNo">100</span> int port = regionServer.getServerName().getPort();<a name="line.100"></a> +<span class="sourceLineNo">101</span> int noRegions = regionServer.getNumberOfOnlineRegions();<a name="line.101"></a> +<span class="sourceLineNo">102</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.102"></a> +<span class="sourceLineNo">103</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs, TEST_UTIL.getConfiguration())<a name="line.103"></a> +<span class="sourceLineNo">104</span> .ack(true).maxthreads(8);<a name="line.104"></a> +<span class="sourceLineNo">105</span> RegionMover rm = rmBuilder.build();<a name="line.105"></a> +<span class="sourceLineNo">106</span> LOG.info("Unloading " + rs);<a name="line.106"></a> +<span class="sourceLineNo">107</span> rm.unload();<a name="line.107"></a> +<span class="sourceLineNo">108</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<a name="line.108"></a> +<span class="sourceLineNo">109</span> LOG.info("Successfully Unloaded\nNow Loading");<a name="line.109"></a> +<span class="sourceLineNo">110</span> rm.load();<a name="line.110"></a> +<span class="sourceLineNo">111</span> assertEquals(noRegions, regionServer.getNumberOfOnlineRegions());<a name="line.111"></a> +<span class="sourceLineNo">112</span> }<a name="line.112"></a> +<span class="sourceLineNo">113</span><a name="line.113"></a> +<span class="sourceLineNo">114</span> /** Test to unload a regionserver first and then load it using no Ack mode<a name="line.114"></a> +<span class="sourceLineNo">115</span> * we check if some regions are loaded on the region server(since no ack is best effort)<a name="line.115"></a> +<span class="sourceLineNo">116</span> */<a name="line.116"></a> +<span class="sourceLineNo">117</span> @Test<a name="line.117"></a> +<span class="sourceLineNo">118</span> public void testLoadWithoutAck() throws Exception {<a name="line.118"></a> +<span class="sourceLineNo">119</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.119"></a> +<span class="sourceLineNo">120</span> final HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.120"></a> +<span class="sourceLineNo">121</span> String rsName = regionServer.getServerName().getHostname();<a name="line.121"></a> +<span class="sourceLineNo">122</span> int port = regionServer.getServerName().getPort();<a name="line.122"></a> +<span class="sourceLineNo">123</span> int noRegions = regionServer.getNumberOfOnlineRegions();<a name="line.123"></a> +<span class="sourceLineNo">124</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.124"></a> +<span class="sourceLineNo">125</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs, TEST_UTIL.getConfiguration())<a name="line.125"></a> +<span class="sourceLineNo">126</span> .ack(true);<a name="line.126"></a> +<span class="sourceLineNo">127</span> RegionMover rm = rmBuilder.build();<a name="line.127"></a> +<span class="sourceLineNo">128</span> LOG.info("Unloading " + rs);<a name="line.128"></a> +<span class="sourceLineNo">129</span> rm.unload();<a name="line.129"></a> +<span class="sourceLineNo">130</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<a name="line.130"></a> +<span class="sourceLineNo">131</span> LOG.info("Successfully Unloaded\nNow Loading");<a name="line.131"></a> +<span class="sourceLineNo">132</span> rm = rmBuilder.ack(false).build();<a name="line.132"></a> +<span class="sourceLineNo">133</span> rm.load();<a name="line.133"></a> +<span class="sourceLineNo">134</span> TEST_UTIL.waitFor(5000, 500, new 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 regionServer.getNumberOfOnlineRegions() > 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><a name="line.141"></a> +<span class="sourceLineNo">142</span> @Test<a name="line.142"></a> +<span class="sourceLineNo">143</span> public void testUnloadWithoutAck() throws Exception {<a name="line.143"></a> +<span class="sourceLineNo">144</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.144"></a> +<span class="sourceLineNo">145</span> final HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.145"></a> +<span class="sourceLineNo">146</span> final int noRegions = regionServer.getNumberOfOnlineRegions();<a name="line.146"></a> +<span class="sourceLineNo">147</span> String rsName = regionServer.getServerName().getHostname();<a name="line.147"></a> +<span class="sourceLineNo">148</span> int port = regionServer.getServerName().getPort();<a name="line.148"></a> +<span class="sourceLineNo">149</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.149"></a> +<span class="sourceLineNo">150</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs, TEST_UTIL.getConfiguration())<a name="line.150"></a> +<span class="sourceLineNo">151</span> .ack(false);<a name="line.151"></a> +<span class="sourceLineNo">152</span> RegionMover rm = rmBuilder.build();<a name="line.152"></a> +<span class="sourceLineNo">153</span> LOG.info("Unloading " + rs);<a name="line.153"></a> +<span class="sourceLineNo">154</span> rm.unload();<a name="line.154"></a> +<span class="sourceLineNo">155</span> TEST_UTIL.waitFor(5000, 500, new Predicate<Exception>() {<a name="line.155"></a> +<span class="sourceLineNo">156</span> @Override<a name="line.156"></a> +<span class="sourceLineNo">157</span> public boolean evaluate() throws Exception {<a name="line.157"></a> +<span class="sourceLineNo">158</span> return regionServer.getNumberOfOnlineRegions() < noRegions;<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 testUnloadWithAck() throws Exception {<a name="line.164"></a> +<span class="sourceLineNo">165</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.165"></a> +<span class="sourceLineNo">166</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.166"></a> +<span class="sourceLineNo">167</span> String rsName = regionServer.getServerName().getHostname();<a name="line.167"></a> +<span class="sourceLineNo">168</span> int port = regionServer.getServerName().getPort();<a name="line.168"></a> +<span class="sourceLineNo">169</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.169"></a> +<span class="sourceLineNo">170</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs, TEST_UTIL.getConfiguration())<a name="line.170"></a> +<span class="sourceLineNo">171</span> .ack(true);<a name="line.171"></a> +<span class="sourceLineNo">172</span> RegionMover rm = rmBuilder.build();<a name="line.172"></a> +<span class="sourceLineNo">173</span> rm.unload();<a name="line.173"></a> +<span class="sourceLineNo">174</span> LOG.info("Unloading " + rs);<a name="line.174"></a> +<span class="sourceLineNo">175</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<a name="line.175"></a> +<span class="sourceLineNo">176</span> }<a name="line.176"></a> +<span class="sourceLineNo">177</span><a name="line.177"></a> +<span class="sourceLineNo">178</span> /**<a name="line.178"></a> +<span class="sourceLineNo">179</span> * Test that loading the same region set doesn't cause timeout loop during meta load.<a name="line.179"></a> +<span class="sourceLineNo">180</span> */<a name="line.180"></a> +<span class="sourceLineNo">181</span> @Test<a name="line.181"></a> +<span class="sourceLineNo">182</span> public void testRepeatedLoad() throws Exception {<a name="line.182"></a> +<span class="sourceLineNo">183</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.183"></a> +<span class="sourceLineNo">184</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.184"></a> +<span class="sourceLineNo">185</span> String rsName = regionServer.getServerName().getHostname();<a name="line.185"></a> +<span class="sourceLineNo">186</span> int port = regionServer.getServerName().getPort();<a name="line.186"></a> +<span class="sourceLineNo">187</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.187"></a> +<span class="sourceLineNo">188</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs, TEST_UTIL.getConfiguration())<a name="line.188"></a> +<span class="sourceLineNo">189</span> .ack(true);<a name="line.189"></a> +<span class="sourceLineNo">190</span> RegionMover rm = rmBuilder.build();<a name="line.190"></a> +<span class="sourceLineNo">191</span> rm.unload();<a name="line.191"></a> +<span class="sourceLineNo">192</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<a name="line.192"></a> +<span class="sourceLineNo">193</span> rmBuilder = new RegionMoverBuilder(rs, TEST_UTIL.getConfiguration()).ack(true);<a name="line.193"></a> +<span class="sourceLineNo">194</span> rm = rmBuilder.build();<a name="line.194"></a> +<span class="sourceLineNo">195</span> rm.load();<a name="line.195"></a> +<span class="sourceLineNo">196</span> rm.load(); //Repeat the same load. It should be very fast because all regions are already moved.<a name="line.196"></a> +<span class="sourceLineNo">197</span> }<a name="line.197"></a> +<span class="sourceLineNo">198</span><a name="line.198"></a> +<span class="sourceLineNo">199</span> /**<a name="line.199"></a> +<span class="sourceLineNo">200</span> * To test that we successfully exclude a server from the unloading process We test for the number<a name="line.200"></a> +<span class="sourceLineNo">201</span> * of regions on Excluded server and also test that regions are unloaded successfully<a name="line.201"></a> +<span class="sourceLineNo">202</span> */<a name="line.202"></a> +<span class="sourceLineNo">203</span> @Test<a name="line.203"></a> +<span class="sourceLineNo">204</span> public void testExclude() throws Exception {<a name="line.204"></a> +<span class="sourceLineNo">205</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.205"></a> +<span class="sourceLineNo">206</span> File excludeFile = new File(TEST_UTIL.getDataTestDir().toUri().getPath(), "exclude_file");<a name="line.206"></a> +<span class="sourceLineNo">207</span> FileWriter fos = new FileWriter(excludeFile);<a name="line.207"></a> +<span class="sourceLineNo">208</span> HRegionServer excludeServer = cluster.getRegionServer(1);<a name="line.208"></a> +<span class="sourceLineNo">209</span> String excludeHostname = excludeServer.getServerName().getHostname();<a name="line.209"></a> +<span class="sourceLineNo">210</span> int excludeServerPort = excludeServer.getServerName().getPort();<a name="line.210"></a> +<span class="sourceLineNo">211</span> int regionsExcludeServer = excludeServer.getNumberOfOnlineRegions();<a name="line.211"></a> +<span class="sourceLineNo">212</span> String excludeServerName = excludeHostname + ":" + Integer.toString(excludeServerPort);<a name="line.212"></a> +<span class="sourceLineNo">213</span> fos.write(excludeServerName);<a name="line.213"></a> +<span class="sourceLineNo">214</span> fos.close();<a name="line.214"></a> +<span class="sourceLineNo">215</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.215"></a> +<span class="sourceLineNo">216</span> String rsName = regionServer.getServerName().getHostname();<a name="line.216"></a> +<span class="sourceLineNo">217</span> int port = regionServer.getServerName().getPort();<a name="line.217"></a> +<span class="sourceLineNo">218</span> String rs = rsName + ":" + Integer.toString(port);<a name="line.218"></a> +<span class="sourceLineNo">219</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rs, TEST_UTIL.getConfiguration())<a name="line.219"></a> +<span class="sourceLineNo">220</span> .ack(true).excludeFile(excludeFile.getCanonicalPath());<a name="line.220"></a> +<span class="sourceLineNo">221</span> RegionMover rm = rmBuilder.build();<a name="line.221"></a> <span class="sourceLineNo">222</span> rm.unload();<a name="line.222"></a> <span class="sourceLineNo">223</span> LOG.info("Unloading " + rs);<a name="line.223"></a> <span class="sourceLineNo">224</span> assertEquals(0, regionServer.getNumberOfOnlineRegions());<a name="line.224"></a> @@ -234,7 +234,24 @@ <span class="sourceLineNo">226</span> LOG.info("Before:" + regionsExcludeServer + " After:"<a name="line.226"></a> <span class="sourceLineNo">227</span> + cluster.getRegionServer(1).getNumberOfOnlineRegions());<a name="line.227"></a> <span class="sourceLineNo">228</span> }<a name="line.228"></a> -<span class="sourceLineNo">229</span>}<a name="line.229"></a> +<span class="sourceLineNo">229</span><a name="line.229"></a> +<span class="sourceLineNo">230</span> @Test<a name="line.230"></a> +<span class="sourceLineNo">231</span> public void testRegionServerPort() {<a name="line.231"></a> +<span class="sourceLineNo">232</span> MiniHBaseCluster cluster = TEST_UTIL.getHBaseCluster();<a name="line.232"></a> +<span class="sourceLineNo">233</span> HRegionServer regionServer = cluster.getRegionServer(0);<a name="line.233"></a> +<span class="sourceLineNo">234</span> String rsName = regionServer.getServerName().getHostname();<a name="line.234"></a> +<span class="sourceLineNo">235</span><a name="line.235"></a> +<span class="sourceLineNo">236</span> final int PORT = 16021;<a name="line.236"></a> +<span class="sourceLineNo">237</span> Configuration conf = TEST_UTIL.getConfiguration();<a name="line.237"></a> +<span class="sourceLineNo">238</span> String originalPort = conf.get(HConstants.REGIONSERVER_PORT);<a name="line.238"></a> +<span class="sourceLineNo">239</span> conf.set(HConstants.REGIONSERVER_PORT, Integer.toString(PORT));<a name="line.239"></a> +<span class="sourceLineNo">240</span> RegionMoverBuilder rmBuilder = new RegionMoverBuilder(rsName, conf);<a name="line.240"></a> +<span class="sourceLineNo">241</span> assertEquals(PORT, rmBuilder.port);<a name="line.241"></a> +<span class="sourceLineNo">242</span> if (originalPort != null) {<a name="line.242"></a> +<span class="sourceLineNo">243</span> conf.set(HConstants.REGIONSERVER_PORT, originalPort);<a name="line.243"></a> +<span class="sourceLineNo">244</span> }<a name="line.244"></a> +<span class="sourceLineNo">245</span> }<a name="line.245"></a> +<span class="sourceLineNo">246</span>}<a name="line.246"></a>
