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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.util;<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.assertTrue;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span><a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.io.IOException;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import org.apache.hadoop.conf.Configuration;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.apache.hadoop.fs.Path;<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.HBaseCommonTestingUtil;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hdfs.DistributedFileSystem;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.junit.ClassRule;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.junit.Test;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.junit.experimental.categories.Category;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.mockito.Mockito;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span><a name="line.34"></a> |
| <span class="sourceLineNo">035</span>/**<a name="line.35"></a> |
| <span class="sourceLineNo">036</span> * Test our recoverLease loop against mocked up filesystem.<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> */<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>@Category({ MiscTests.class, MediumTests.class })<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>public class TestRecoverLeaseFSUtils {<a name="line.39"></a> |
| <span class="sourceLineNo">040</span><a name="line.40"></a> |
| <span class="sourceLineNo">041</span> @ClassRule<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> HBaseClassTestRule.forClass(TestRecoverLeaseFSUtils.class);<a name="line.43"></a> |
| <span class="sourceLineNo">044</span><a name="line.44"></a> |
| <span class="sourceLineNo">045</span> private static final HBaseCommonTestingUtil HTU = new HBaseCommonTestingUtil();<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> static {<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> Configuration conf = HTU.getConfiguration();<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> conf.setInt("hbase.lease.recovery.first.pause", 10);<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> conf.setInt("hbase.lease.recovery.pause", 10);<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> }<a name="line.50"></a> |
| <span class="sourceLineNo">051</span><a name="line.51"></a> |
| <span class="sourceLineNo">052</span> private static Path FILE = new Path(HTU.getDataTestDir(), "file.txt");<a name="line.52"></a> |
| <span class="sourceLineNo">053</span><a name="line.53"></a> |
| <span class="sourceLineNo">054</span> /**<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> * Test recover lease eventually succeeding.<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> */<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> @Test<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> public void testRecoverLease() throws IOException {<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> long startTime = EnvironmentEdgeManager.currentTime();<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> HTU.getConfiguration().setInt("hbase.lease.recovery.dfs.timeout", 1000);<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> CancelableProgressable reporter = Mockito.mock(CancelableProgressable.class);<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> Mockito.when(reporter.progress()).thenReturn(true);<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> DistributedFileSystem dfs = Mockito.mock(DistributedFileSystem.class);<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> // Fail four times and pass on the fifth.<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> Mockito.when(dfs.recoverLease(FILE)).thenReturn(false).thenReturn(false).thenReturn(false)<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> .thenReturn(false).thenReturn(true);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> RecoverLeaseFSUtils.recoverFileLease(dfs, FILE, HTU.getConfiguration(), reporter);<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> Mockito.verify(dfs, Mockito.times(5)).recoverLease(FILE);<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> // Make sure we waited at least hbase.lease.recovery.dfs.timeout * 3 (the first two<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> // invocations will happen pretty fast... the we fall into the longer wait loop).<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> assertTrue((EnvironmentEdgeManager.currentTime() - startTime)<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> > (3 * HTU.getConfiguration().getInt("hbase.lease.recovery.dfs.timeout", 61000)));<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> /**<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> * Test that isFileClosed makes us recover lease faster.<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> */<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> @Test<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> public void testIsFileClosed() throws IOException {<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> // Make this time long so it is plain we broke out because of the isFileClosed invocation.<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> HTU.getConfiguration().setInt("hbase.lease.recovery.dfs.timeout", 100000);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> CancelableProgressable reporter = Mockito.mock(CancelableProgressable.class);<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> Mockito.when(reporter.progress()).thenReturn(true);<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> IsFileClosedDistributedFileSystem dfs = Mockito.mock(IsFileClosedDistributedFileSystem.class);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> // Now make it so we fail the first two times -- the two fast invocations, then we fall into<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> // the long loop during which we will call isFileClosed.... the next invocation should<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> // therefore return true if we are to break the loop.<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> Mockito.when(dfs.recoverLease(FILE)).thenReturn(false).thenReturn(false).thenReturn(true);<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> Mockito.when(dfs.isFileClosed(FILE)).thenReturn(true);<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> RecoverLeaseFSUtils.recoverFileLease(dfs, FILE, HTU.getConfiguration(), reporter);<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> Mockito.verify(dfs, Mockito.times(2)).recoverLease(FILE);<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> Mockito.verify(dfs, Mockito.times(1)).isFileClosed(FILE);<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> /**<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> * Version of DFS that has HDFS-4525 in it.<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> */<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> private static class IsFileClosedDistributedFileSystem extends DistributedFileSystem {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> /**<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> * Close status of a file. Copied over from HDFS-4525<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> * @return true if file is already closed<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 boolean isFileClosed(Path f) throws IOException {<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> return false;<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> |
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