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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.util;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">021</span><span id="line-21"></span> |
| <span class="source-line-no">022</span><span id="line-22">import java.io.IOException;</span> |
| <span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HBaseCommonTestingUtil;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.testclassification.MiscTests;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hdfs.DistributedFileSystem;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.junit.ClassRule;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.junit.Test;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.mockito.Mockito;</span> |
| <span class="source-line-no">034</span><span id="line-34"></span> |
| <span class="source-line-no">035</span><span id="line-35">/**</span> |
| <span class="source-line-no">036</span><span id="line-36"> * Test our recoverLease loop against mocked up filesystem.</span> |
| <span class="source-line-no">037</span><span id="line-37"> */</span> |
| <span class="source-line-no">038</span><span id="line-38">@Category({ MiscTests.class, MediumTests.class })</span> |
| <span class="source-line-no">039</span><span id="line-39">public class TestRecoverLeaseFSUtils {</span> |
| <span class="source-line-no">040</span><span id="line-40"></span> |
| <span class="source-line-no">041</span><span id="line-41"> @ClassRule</span> |
| <span class="source-line-no">042</span><span id="line-42"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">043</span><span id="line-43"> HBaseClassTestRule.forClass(TestRecoverLeaseFSUtils.class);</span> |
| <span class="source-line-no">044</span><span id="line-44"></span> |
| <span class="source-line-no">045</span><span id="line-45"> private static final HBaseCommonTestingUtil HTU = new HBaseCommonTestingUtil();</span> |
| <span class="source-line-no">046</span><span id="line-46"> static {</span> |
| <span class="source-line-no">047</span><span id="line-47"> Configuration conf = HTU.getConfiguration();</span> |
| <span class="source-line-no">048</span><span id="line-48"> conf.setInt("hbase.lease.recovery.first.pause", 10);</span> |
| <span class="source-line-no">049</span><span id="line-49"> conf.setInt("hbase.lease.recovery.pause", 10);</span> |
| <span class="source-line-no">050</span><span id="line-50"> }</span> |
| <span class="source-line-no">051</span><span id="line-51"></span> |
| <span class="source-line-no">052</span><span id="line-52"> private static Path FILE = new Path(HTU.getDataTestDir(), "file.txt");</span> |
| <span class="source-line-no">053</span><span id="line-53"></span> |
| <span class="source-line-no">054</span><span id="line-54"> /**</span> |
| <span class="source-line-no">055</span><span id="line-55"> * Test recover lease eventually succeeding.</span> |
| <span class="source-line-no">056</span><span id="line-56"> */</span> |
| <span class="source-line-no">057</span><span id="line-57"> @Test</span> |
| <span class="source-line-no">058</span><span id="line-58"> public void testRecoverLease() throws IOException {</span> |
| <span class="source-line-no">059</span><span id="line-59"> long startTime = EnvironmentEdgeManager.currentTime();</span> |
| <span class="source-line-no">060</span><span id="line-60"> HTU.getConfiguration().setInt("hbase.lease.recovery.dfs.timeout", 1000);</span> |
| <span class="source-line-no">061</span><span id="line-61"> CancelableProgressable reporter = Mockito.mock(CancelableProgressable.class);</span> |
| <span class="source-line-no">062</span><span id="line-62"> Mockito.when(reporter.progress()).thenReturn(true);</span> |
| <span class="source-line-no">063</span><span id="line-63"> DistributedFileSystem dfs = Mockito.mock(DistributedFileSystem.class);</span> |
| <span class="source-line-no">064</span><span id="line-64"> // Fail four times and pass on the fifth.</span> |
| <span class="source-line-no">065</span><span id="line-65"> Mockito.when(dfs.recoverLease(FILE)).thenReturn(false).thenReturn(false).thenReturn(false)</span> |
| <span class="source-line-no">066</span><span id="line-66"> .thenReturn(false).thenReturn(true);</span> |
| <span class="source-line-no">067</span><span id="line-67"> RecoverLeaseFSUtils.recoverFileLease(dfs, FILE, HTU.getConfiguration(), reporter);</span> |
| <span class="source-line-no">068</span><span id="line-68"> Mockito.verify(dfs, Mockito.times(5)).recoverLease(FILE);</span> |
| <span class="source-line-no">069</span><span id="line-69"> // Make sure we waited at least hbase.lease.recovery.dfs.timeout * 3 (the first two</span> |
| <span class="source-line-no">070</span><span id="line-70"> // invocations will happen pretty fast... the we fall into the longer wait loop).</span> |
| <span class="source-line-no">071</span><span id="line-71"> assertTrue((EnvironmentEdgeManager.currentTime() - startTime)</span> |
| <span class="source-line-no">072</span><span id="line-72"> > (3 * HTU.getConfiguration().getInt("hbase.lease.recovery.dfs.timeout", 61000)));</span> |
| <span class="source-line-no">073</span><span id="line-73"> }</span> |
| <span class="source-line-no">074</span><span id="line-74"></span> |
| <span class="source-line-no">075</span><span id="line-75"> /**</span> |
| <span class="source-line-no">076</span><span id="line-76"> * Test that isFileClosed makes us recover lease faster.</span> |
| <span class="source-line-no">077</span><span id="line-77"> */</span> |
| <span class="source-line-no">078</span><span id="line-78"> @Test</span> |
| <span class="source-line-no">079</span><span id="line-79"> public void testIsFileClosed() throws IOException {</span> |
| <span class="source-line-no">080</span><span id="line-80"> // Make this time long so it is plain we broke out because of the isFileClosed invocation.</span> |
| <span class="source-line-no">081</span><span id="line-81"> HTU.getConfiguration().setInt("hbase.lease.recovery.dfs.timeout", 100000);</span> |
| <span class="source-line-no">082</span><span id="line-82"> CancelableProgressable reporter = Mockito.mock(CancelableProgressable.class);</span> |
| <span class="source-line-no">083</span><span id="line-83"> Mockito.when(reporter.progress()).thenReturn(true);</span> |
| <span class="source-line-no">084</span><span id="line-84"> IsFileClosedDistributedFileSystem dfs = Mockito.mock(IsFileClosedDistributedFileSystem.class);</span> |
| <span class="source-line-no">085</span><span id="line-85"> // Now make it so we fail the first two times -- the two fast invocations, then we fall into</span> |
| <span class="source-line-no">086</span><span id="line-86"> // the long loop during which we will call isFileClosed.... the next invocation should</span> |
| <span class="source-line-no">087</span><span id="line-87"> // therefore return true if we are to break the loop.</span> |
| <span class="source-line-no">088</span><span id="line-88"> Mockito.when(dfs.recoverLease(FILE)).thenReturn(false).thenReturn(false).thenReturn(true);</span> |
| <span class="source-line-no">089</span><span id="line-89"> Mockito.when(dfs.isFileClosed(FILE)).thenReturn(true);</span> |
| <span class="source-line-no">090</span><span id="line-90"> RecoverLeaseFSUtils.recoverFileLease(dfs, FILE, HTU.getConfiguration(), reporter);</span> |
| <span class="source-line-no">091</span><span id="line-91"> Mockito.verify(dfs, Mockito.times(2)).recoverLease(FILE);</span> |
| <span class="source-line-no">092</span><span id="line-92"> Mockito.verify(dfs, Mockito.times(1)).isFileClosed(FILE);</span> |
| <span class="source-line-no">093</span><span id="line-93"> }</span> |
| <span class="source-line-no">094</span><span id="line-94"></span> |
| <span class="source-line-no">095</span><span id="line-95"> /**</span> |
| <span class="source-line-no">096</span><span id="line-96"> * Version of DFS that has HDFS-4525 in it.</span> |
| <span class="source-line-no">097</span><span id="line-97"> */</span> |
| <span class="source-line-no">098</span><span id="line-98"> private static class IsFileClosedDistributedFileSystem extends DistributedFileSystem {</span> |
| <span class="source-line-no">099</span><span id="line-99"> /**</span> |
| <span class="source-line-no">100</span><span id="line-100"> * Close status of a file. Copied over from HDFS-4525</span> |
| <span class="source-line-no">101</span><span id="line-101"> * @return true if file is already closed</span> |
| <span class="source-line-no">102</span><span id="line-102"> **/</span> |
| <span class="source-line-no">103</span><span id="line-103"> @Override</span> |
| <span class="source-line-no">104</span><span id="line-104"> public boolean isFileClosed(Path f) throws IOException {</span> |
| <span class="source-line-no">105</span><span id="line-105"> return false;</span> |
| <span class="source-line-no">106</span><span id="line-106"> }</span> |
| <span class="source-line-no">107</span><span id="line-107"> }</span> |
| <span class="source-line-no">108</span><span id="line-108">}</span> |
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| </pre> |
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