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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.mapred;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormatImpl.SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_DEFAULT;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.mockito.Mockito.mock;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span><a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.Iterator;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.hadoop.fs.Path;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<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.TableName;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.Result;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.io.ImmutableBytesWritable;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormatTestBase;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.testclassification.VerySlowMapReduceTests;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.RegionSplitter;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.io.NullWritable;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.mapred.InputSplit;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.mapred.JobClient;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.mapred.JobConf;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.mapred.MapReduceBase;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.mapred.OutputCollector;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.mapred.RecordReader;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.mapred.Reducer;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.mapred.Reporter;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.mapred.RunningJob;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.mapred.lib.NullOutputFormat;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.junit.Assert;<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.Ignore;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.junit.Rule;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.junit.Test;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.experimental.categories.Category;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.rules.TestName;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span><a name="line.55"></a> |
| <span class="sourceLineNo">056</span>@Category({ VerySlowMapReduceTests.class, LargeTests.class })<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>public class TestTableSnapshotInputFormat extends TableSnapshotInputFormatTestBase {<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> @ClassRule<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> HBaseClassTestRule.forClass(TestTableSnapshotInputFormat.class);<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> private static final byte[] aaa = Bytes.toBytes("aaa");<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> private static final byte[] after_zzz = Bytes.toBytes("zz{"); // 'z' + 1 => '{'<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> private static final String COLUMNS =<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> Bytes.toString(FAMILIES[0]) + " " + Bytes.toString(FAMILIES[1]);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span><a name="line.67"></a> |
| <span class="sourceLineNo">068</span> @Rule<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> public TestName name = new TestName();<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> @Override<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> protected byte[] getStartRow() {<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> return aaa;<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> }<a name="line.74"></a> |
| <span class="sourceLineNo">075</span><a name="line.75"></a> |
| <span class="sourceLineNo">076</span> @Override<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> protected byte[] getEndRow() {<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> return after_zzz;<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> }<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> static class TestTableSnapshotMapper extends MapReduceBase<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> implements TableMap<ImmutableBytesWritable, NullWritable> {<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> @Override<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> public void map(ImmutableBytesWritable key, Result value,<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> OutputCollector<ImmutableBytesWritable, NullWritable> collector, Reporter reporter)<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> throws IOException {<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> verifyRowFromMap(key, value);<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> collector.collect(key, NullWritable.get());<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> public static class TestTableSnapshotReducer extends MapReduceBase<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> implements Reducer<ImmutableBytesWritable, NullWritable, NullWritable, NullWritable> {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> HBaseTestingUtil.SeenRowTracker rowTracker =<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> new HBaseTestingUtil.SeenRowTracker(aaa, after_zzz);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> @Override<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> public void reduce(ImmutableBytesWritable key, Iterator<NullWritable> values,<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> OutputCollector<NullWritable, NullWritable> collector, Reporter reporter) throws IOException {<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> rowTracker.addRow(key.get());<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> }<a name="line.101"></a> |
| <span class="sourceLineNo">102</span><a name="line.102"></a> |
| <span class="sourceLineNo">103</span> @Override<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> public void close() {<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> rowTracker.validate();<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><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> @Test<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> public void testInitTableSnapshotMapperJobConfig() throws Exception {<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> String snapshotName = "foo";<a name="line.112"></a> |
| <span class="sourceLineNo">113</span><a name="line.113"></a> |
| <span class="sourceLineNo">114</span> try {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> createTableAndSnapshot(UTIL, tableName, snapshotName, getStartRow(), getEndRow(), 1);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> JobConf job = new JobConf(UTIL.getConfiguration());<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> Path tmpTableDir = UTIL.getDataTestDirOnTestFS(snapshotName);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> TableMapReduceUtil.initTableSnapshotMapJob(snapshotName, COLUMNS,<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, job, false,<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> tmpTableDir);<a name="line.121"></a> |
| <span class="sourceLineNo">122</span><a name="line.122"></a> |
| <span class="sourceLineNo">123</span> // TODO: would be better to examine directly the cache instance that results from this<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> // config. Currently this is not possible because BlockCache initialization is static.<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> Assert.assertEquals("Snapshot job should be configured for default LruBlockCache.",<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> HConstants.HFILE_BLOCK_CACHE_SIZE_DEFAULT,<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> job.getFloat(HConstants.HFILE_BLOCK_CACHE_SIZE_KEY, -1), 0.01);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> Assert.assertEquals("Snapshot job should not use BucketCache.", 0,<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> job.getFloat("hbase.bucketcache.size", -1), 0.01);<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> } finally {<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> UTIL.getAdmin().deleteSnapshot(snapshotName);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> UTIL.deleteTable(tableName);<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> }<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> }<a name="line.134"></a> |
| <span class="sourceLineNo">135</span><a name="line.135"></a> |
| <span class="sourceLineNo">136</span> // TODO: mapred does not support limiting input range by startrow, endrow.<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> // Thus the following tests must override parameterverification.<a name="line.137"></a> |
| <span class="sourceLineNo">138</span><a name="line.138"></a> |
| <span class="sourceLineNo">139</span> @Test<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> @Override<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> public void testWithMockedMapReduceMultiRegion() throws Exception {<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> testWithMockedMapReduce(UTIL, "testWithMockedMapReduceMultiRegion", 10, 1, 10, true);<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> // It does not matter whether true or false is given to setLocalityEnabledTo,<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> // because it is not read in testWithMockedMapReduce().<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> }<a name="line.145"></a> |
| <span class="sourceLineNo">146</span><a name="line.146"></a> |
| <span class="sourceLineNo">147</span> @Test<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> @Override<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> public void testWithMapReduceMultiRegion() throws Exception {<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> testWithMapReduce(UTIL, "testWithMapReduceMultiRegion", 10, 1, 10, false);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> }<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> @Test<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> @Override<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> // run the MR job while HBase is offline<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> public void testWithMapReduceAndOfflineHBaseMultiRegion() throws Exception {<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> testWithMapReduce(UTIL, "testWithMapReduceAndOfflineHBaseMultiRegion", 10, 1, 10, true);<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> @Override<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> public void testRestoreSnapshotDoesNotCreateBackRefLinksInit(TableName tableName,<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> String snapshotName, Path tmpTableDir) throws Exception {<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> JobConf job = new JobConf(UTIL.getConfiguration());<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> TableMapReduceUtil.initTableSnapshotMapJob(snapshotName, COLUMNS, TestTableSnapshotMapper.class,<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> ImmutableBytesWritable.class, NullWritable.class, job, false, tmpTableDir);<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> }<a name="line.166"></a> |
| <span class="sourceLineNo">167</span><a name="line.167"></a> |
| <span class="sourceLineNo">168</span> @Override<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> protected void testWithMockedMapReduce(HBaseTestingUtil util, String snapshotName, int numRegions,<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> int numSplitsPerRegion, int expectedNumSplits, boolean setLocalityEnabledTo) throws Exception {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> try {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> createTableAndSnapshot(util, tableName, snapshotName, getStartRow(), getEndRow(), numRegions);<a name="line.173"></a> |
| <span class="sourceLineNo">174</span><a name="line.174"></a> |
| <span class="sourceLineNo">175</span> JobConf job = new JobConf(util.getConfiguration());<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> // setLocalityEnabledTo is ignored no matter what is specified, so as to test the case that<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> // SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY is not explicitly specified<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> // and the default value is taken.<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> Path tmpTableDir = util.getDataTestDirOnTestFS(snapshotName);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span><a name="line.180"></a> |
| <span class="sourceLineNo">181</span> if (numSplitsPerRegion > 1) {<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> TableMapReduceUtil.initTableSnapshotMapJob(snapshotName, COLUMNS,<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, job,<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> false, tmpTableDir, new RegionSplitter.UniformSplit(), numSplitsPerRegion);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> } else {<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> TableMapReduceUtil.initTableSnapshotMapJob(snapshotName, COLUMNS,<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, job,<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> false, tmpTableDir);<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> }<a name="line.189"></a> |
| <span class="sourceLineNo">190</span><a name="line.190"></a> |
| <span class="sourceLineNo">191</span> // mapred doesn't support start and end keys? o.O<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> verifyWithMockedMapReduce(job, numRegions, expectedNumSplits, getStartRow(), getEndRow());<a name="line.192"></a> |
| <span class="sourceLineNo">193</span><a name="line.193"></a> |
| <span class="sourceLineNo">194</span> } finally {<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> util.getAdmin().deleteSnapshot(snapshotName);<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> util.deleteTable(tableName);<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> private void verifyWithMockedMapReduce(JobConf job, int numRegions, int expectedNumSplits,<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> byte[] startRow, byte[] stopRow) throws IOException, InterruptedException {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> TableSnapshotInputFormat tsif = new TableSnapshotInputFormat();<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> InputSplit[] splits = tsif.getSplits(job, 0);<a name="line.203"></a> |
| <span class="sourceLineNo">204</span><a name="line.204"></a> |
| <span class="sourceLineNo">205</span> Assert.assertEquals(expectedNumSplits, splits.length);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> HBaseTestingUtil.SeenRowTracker rowTracker =<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> new HBaseTestingUtil.SeenRowTracker(startRow, stopRow);<a name="line.208"></a> |
| <span class="sourceLineNo">209</span><a name="line.209"></a> |
| <span class="sourceLineNo">210</span> // SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY is not explicitly specified,<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> // so the default value is taken.<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> boolean localityEnabled = SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_DEFAULT;<a name="line.212"></a> |
| <span class="sourceLineNo">213</span><a name="line.213"></a> |
| <span class="sourceLineNo">214</span> for (int i = 0; i < splits.length; i++) {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> // validate input split<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> InputSplit split = splits[i];<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> Assert.assertTrue(split instanceof TableSnapshotInputFormat.TableSnapshotRegionSplit);<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> if (localityEnabled) {<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> // When localityEnabled is true, meant to verify split.getLocations()<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> // by the following statement:<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> // Assert.assertTrue(split.getLocations() != null && split.getLocations().length != 0);<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> // However, getLocations() of some splits could return an empty array (length is 0),<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> // so drop the verification on length.<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> // TODO: investigate how to verify split.getLocations() when localityEnabled is true<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> Assert.assertTrue(split.getLocations() != null);<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> } else {<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> Assert.assertTrue(split.getLocations() != null && split.getLocations().length == 0);<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">230</span> // validate record reader<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> OutputCollector collector = mock(OutputCollector.class);<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> Reporter reporter = mock(Reporter.class);<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> RecordReader<ImmutableBytesWritable, Result> rr = tsif.getRecordReader(split, job, reporter);<a name="line.233"></a> |
| <span class="sourceLineNo">234</span><a name="line.234"></a> |
| <span class="sourceLineNo">235</span> // validate we can read all the data back<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> ImmutableBytesWritable key = rr.createKey();<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> Result value = rr.createValue();<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> while (rr.next(key, value)) {<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> verifyRowFromMap(key, value);<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> rowTracker.addRow(key.copyBytes());<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> }<a name="line.241"></a> |
| <span class="sourceLineNo">242</span><a name="line.242"></a> |
| <span class="sourceLineNo">243</span> rr.close();<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> // validate all rows are seen<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> rowTracker.validate();<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span><a name="line.249"></a> |
| <span class="sourceLineNo">250</span> @Override<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> protected void testWithMapReduceImpl(HBaseTestingUtil util, TableName tableName,<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> String snapshotName, Path tableDir, int numRegions, int numSplitsPerRegion,<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> int expectedNumSplits, boolean shutdownCluster) throws Exception {<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> doTestWithMapReduce(util, tableName, snapshotName, getStartRow(), getEndRow(), tableDir,<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> numRegions, numSplitsPerRegion, expectedNumSplits, shutdownCluster);<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<a name="line.256"></a> |
| <span class="sourceLineNo">257</span><a name="line.257"></a> |
| <span class="sourceLineNo">258</span> // this is also called by the IntegrationTestTableSnapshotInputFormat<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> public static void doTestWithMapReduce(HBaseTestingUtil util, TableName tableName,<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> String snapshotName, byte[] startRow, byte[] endRow, Path tableDir, int numRegions,<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> int numSplitsPerRegion, int expectedNumSplits, boolean shutdownCluster) throws Exception {<a name="line.261"></a> |
| <span class="sourceLineNo">262</span><a name="line.262"></a> |
| <span class="sourceLineNo">263</span> // create the table and snapshot<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> createTableAndSnapshot(util, tableName, snapshotName, startRow, endRow, numRegions);<a name="line.264"></a> |
| <span class="sourceLineNo">265</span><a name="line.265"></a> |
| <span class="sourceLineNo">266</span> if (shutdownCluster) {<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> util.shutdownMiniHBaseCluster();<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> }<a name="line.268"></a> |
| <span class="sourceLineNo">269</span><a name="line.269"></a> |
| <span class="sourceLineNo">270</span> try {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> // create the job<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> JobConf jobConf = new JobConf(util.getConfiguration());<a name="line.272"></a> |
| <span class="sourceLineNo">273</span><a name="line.273"></a> |
| <span class="sourceLineNo">274</span> jobConf.setJarByClass(util.getClass());<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> org.apache.hadoop.hbase.mapreduce.TableMapReduceUtil.addDependencyJarsForClasses(jobConf,<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> TestTableSnapshotInputFormat.class);<a name="line.276"></a> |
| <span class="sourceLineNo">277</span><a name="line.277"></a> |
| <span class="sourceLineNo">278</span> if (numSplitsPerRegion > 1) {<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> TableMapReduceUtil.initTableSnapshotMapJob(snapshotName, COLUMNS,<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, jobConf,<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> true, tableDir, new RegionSplitter.UniformSplit(), numSplitsPerRegion);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> } else {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> TableMapReduceUtil.initTableSnapshotMapJob(snapshotName, COLUMNS,<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, jobConf,<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> true, tableDir);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> }<a name="line.286"></a> |
| <span class="sourceLineNo">287</span><a name="line.287"></a> |
| <span class="sourceLineNo">288</span> jobConf.setReducerClass(TestTableSnapshotInputFormat.TestTableSnapshotReducer.class);<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> jobConf.setNumReduceTasks(1);<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> jobConf.setOutputFormat(NullOutputFormat.class);<a name="line.290"></a> |
| <span class="sourceLineNo">291</span><a name="line.291"></a> |
| <span class="sourceLineNo">292</span> RunningJob job = JobClient.runJob(jobConf);<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> Assert.assertTrue(job.isSuccessful());<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> } finally {<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> if (!shutdownCluster) {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> util.getAdmin().deleteSnapshot(snapshotName);<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> util.deleteTable(tableName);<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> }<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> }<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> }<a name="line.300"></a> |
| <span class="sourceLineNo">301</span><a name="line.301"></a> |
| <span class="sourceLineNo">302</span> @Ignore // Ignored in mapred package because it keeps failing but allowed in mapreduce package.<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> @Test<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> public void testWithMapReduceMultipleMappersPerRegion() throws Exception {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> testWithMapReduce(UTIL, "testWithMapReduceMultiRegion", 10, 5, 50, false);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> }<a name="line.306"></a> |
| <span class="sourceLineNo">307</span>}<a name="line.307"></a> |
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| </div> |
| </body> |
| </html> |
