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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 java.io.IOException;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.util.Locale;</span> |
| <span class="source-line-no">022</span><span id="line-22">import org.apache.commons.lang3.StringUtils;</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.FileSystem;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.Cell;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.CellBuilderType;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.CellComparator;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.DoNotRetryIOException;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.ExtendedCell;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.ExtendedCellBuilderFactory;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.HBaseConfiguration;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.HBaseInterfaceAudience;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.KeyValue;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.io.compress.Compression;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.io.hfile.CacheConfig;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.io.hfile.HFile;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.io.hfile.HFileContext;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.io.hfile.HFileScanner;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.io.hfile.HFileWriterImpl;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.io.compress.Compressor;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.yetus.audience.InterfaceStability;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.slf4j.Logger;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">048</span><span id="line-48"></span> |
| <span class="source-line-no">049</span><span id="line-49">/**</span> |
| <span class="source-line-no">050</span><span id="line-50"> * Compression validation test. Checks compression is working. Be sure to run on every node in your</span> |
| <span class="source-line-no">051</span><span id="line-51"> * cluster.</span> |
| <span class="source-line-no">052</span><span id="line-52"> */</span> |
| <span class="source-line-no">053</span><span id="line-53">@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)</span> |
| <span class="source-line-no">054</span><span id="line-54">@InterfaceStability.Evolving</span> |
| <span class="source-line-no">055</span><span id="line-55">public class CompressionTest {</span> |
| <span class="source-line-no">056</span><span id="line-56"> private static final Logger LOG = LoggerFactory.getLogger(CompressionTest.class);</span> |
| <span class="source-line-no">057</span><span id="line-57"></span> |
| <span class="source-line-no">058</span><span id="line-58"> public static boolean testCompression(String codec) {</span> |
| <span class="source-line-no">059</span><span id="line-59"> codec = codec.toLowerCase(Locale.ROOT);</span> |
| <span class="source-line-no">060</span><span id="line-60"></span> |
| <span class="source-line-no">061</span><span id="line-61"> Compression.Algorithm a;</span> |
| <span class="source-line-no">062</span><span id="line-62"></span> |
| <span class="source-line-no">063</span><span id="line-63"> try {</span> |
| <span class="source-line-no">064</span><span id="line-64"> a = Compression.getCompressionAlgorithmByName(codec);</span> |
| <span class="source-line-no">065</span><span id="line-65"> } catch (IllegalArgumentException e) {</span> |
| <span class="source-line-no">066</span><span id="line-66"> LOG.warn("Codec type: " + codec + " is not known");</span> |
| <span class="source-line-no">067</span><span id="line-67"> return false;</span> |
| <span class="source-line-no">068</span><span id="line-68"> }</span> |
| <span class="source-line-no">069</span><span id="line-69"></span> |
| <span class="source-line-no">070</span><span id="line-70"> try {</span> |
| <span class="source-line-no">071</span><span id="line-71"> testCompression(a);</span> |
| <span class="source-line-no">072</span><span id="line-72"> return true;</span> |
| <span class="source-line-no">073</span><span id="line-73"> } catch (IOException ignored) {</span> |
| <span class="source-line-no">074</span><span id="line-74"> LOG.warn("Can't instantiate codec: " + codec, ignored);</span> |
| <span class="source-line-no">075</span><span id="line-75"> return false;</span> |
| <span class="source-line-no">076</span><span id="line-76"> }</span> |
| <span class="source-line-no">077</span><span id="line-77"> }</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> private final static Boolean[] compressionTestResults =</span> |
| <span class="source-line-no">080</span><span id="line-80"> new Boolean[Compression.Algorithm.values().length];</span> |
| <span class="source-line-no">081</span><span id="line-81"> static {</span> |
| <span class="source-line-no">082</span><span id="line-82"> for (int i = 0; i < compressionTestResults.length; ++i) {</span> |
| <span class="source-line-no">083</span><span id="line-83"> compressionTestResults[i] = null;</span> |
| <span class="source-line-no">084</span><span id="line-84"> }</span> |
| <span class="source-line-no">085</span><span id="line-85"> }</span> |
| <span class="source-line-no">086</span><span id="line-86"></span> |
| <span class="source-line-no">087</span><span id="line-87"> public static void testCompression(Compression.Algorithm algo) throws IOException {</span> |
| <span class="source-line-no">088</span><span id="line-88"> if (compressionTestResults[algo.ordinal()] != null) {</span> |
| <span class="source-line-no">089</span><span id="line-89"> if (compressionTestResults[algo.ordinal()]) {</span> |
| <span class="source-line-no">090</span><span id="line-90"> return; // already passed test, dont do it again.</span> |
| <span class="source-line-no">091</span><span id="line-91"> } else {</span> |
| <span class="source-line-no">092</span><span id="line-92"> // failed.</span> |
| <span class="source-line-no">093</span><span id="line-93"> throw new DoNotRetryIOException(</span> |
| <span class="source-line-no">094</span><span id="line-94"> "Compression algorithm '" + algo.getName() + "'" + " previously failed test.");</span> |
| <span class="source-line-no">095</span><span id="line-95"> }</span> |
| <span class="source-line-no">096</span><span id="line-96"> }</span> |
| <span class="source-line-no">097</span><span id="line-97"></span> |
| <span class="source-line-no">098</span><span id="line-98"> try {</span> |
| <span class="source-line-no">099</span><span id="line-99"> Compressor c = algo.getCompressor();</span> |
| <span class="source-line-no">100</span><span id="line-100"> algo.returnCompressor(c);</span> |
| <span class="source-line-no">101</span><span id="line-101"> compressionTestResults[algo.ordinal()] = true; // passes</span> |
| <span class="source-line-no">102</span><span id="line-102"> } catch (Throwable t) {</span> |
| <span class="source-line-no">103</span><span id="line-103"> compressionTestResults[algo.ordinal()] = false; // failure</span> |
| <span class="source-line-no">104</span><span id="line-104"> throw new DoNotRetryIOException(t);</span> |
| <span class="source-line-no">105</span><span id="line-105"> }</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"> protected static Path path = new Path(".hfile-comp-test");</span> |
| <span class="source-line-no">109</span><span id="line-109"></span> |
| <span class="source-line-no">110</span><span id="line-110"> public static void usage() {</span> |
| <span class="source-line-no">111</span><span id="line-111"></span> |
| <span class="source-line-no">112</span><span id="line-112"> System.err.println("Usage: CompressionTest <path> "</span> |
| <span class="source-line-no">113</span><span id="line-113"> + StringUtils.join(Compression.Algorithm.values(), "|").toLowerCase(Locale.ROOT) + "\n"</span> |
| <span class="source-line-no">114</span><span id="line-114"> + "For example:\n" + " hbase " + CompressionTest.class + " file:///tmp/testfile gz\n");</span> |
| <span class="source-line-no">115</span><span id="line-115"> System.exit(1);</span> |
| <span class="source-line-no">116</span><span id="line-116"> }</span> |
| <span class="source-line-no">117</span><span id="line-117"></span> |
| <span class="source-line-no">118</span><span id="line-118"> public static void doSmokeTest(FileSystem fs, Path path, String codec) throws Exception {</span> |
| <span class="source-line-no">119</span><span id="line-119"> Configuration conf = HBaseConfiguration.create();</span> |
| <span class="source-line-no">120</span><span id="line-120"> HFileContext context =</span> |
| <span class="source-line-no">121</span><span id="line-121"> new HFileContextBuilder().withCompression(HFileWriterImpl.compressionByName(codec)).build();</span> |
| <span class="source-line-no">122</span><span id="line-122"> HFile.Writer writer =</span> |
| <span class="source-line-no">123</span><span id="line-123"> HFile.getWriterFactoryNoCache(conf).withPath(fs, path).withFileContext(context).create();</span> |
| <span class="source-line-no">124</span><span id="line-124"> // Write any-old Cell...</span> |
| <span class="source-line-no">125</span><span id="line-125"> final byte[] rowKey = Bytes.toBytes("compressiontestkey");</span> |
| <span class="source-line-no">126</span><span id="line-126"> ExtendedCell c = ExtendedCellBuilderFactory.create(CellBuilderType.DEEP_COPY).setRow(rowKey)</span> |
| <span class="source-line-no">127</span><span id="line-127"> .setFamily(HConstants.EMPTY_BYTE_ARRAY).setQualifier(HConstants.EMPTY_BYTE_ARRAY)</span> |
| <span class="source-line-no">128</span><span id="line-128"> .setTimestamp(HConstants.LATEST_TIMESTAMP).setType(KeyValue.Type.Maximum.getCode())</span> |
| <span class="source-line-no">129</span><span id="line-129"> .setValue(Bytes.toBytes("compressiontestval")).build();</span> |
| <span class="source-line-no">130</span><span id="line-130"> writer.append(c);</span> |
| <span class="source-line-no">131</span><span id="line-131"> writer.appendFileInfo(Bytes.toBytes("compressioninfokey"), Bytes.toBytes("compressioninfoval"));</span> |
| <span class="source-line-no">132</span><span id="line-132"> writer.close();</span> |
| <span class="source-line-no">133</span><span id="line-133"> Cell cc = null;</span> |
| <span class="source-line-no">134</span><span id="line-134"> HFile.Reader reader = HFile.createReader(fs, path, CacheConfig.DISABLED, true, conf);</span> |
| <span class="source-line-no">135</span><span id="line-135"> try {</span> |
| <span class="source-line-no">136</span><span id="line-136"> HFileScanner scanner = reader.getScanner(conf, false, true);</span> |
| <span class="source-line-no">137</span><span id="line-137"> scanner.seekTo(); // position to the start of file</span> |
| <span class="source-line-no">138</span><span id="line-138"> // Scanner does not do Cells yet. Do below for now till fixed.</span> |
| <span class="source-line-no">139</span><span id="line-139"> cc = scanner.getCell();</span> |
| <span class="source-line-no">140</span><span id="line-140"> if (CellComparator.getInstance().compareRows(c, cc) != 0) {</span> |
| <span class="source-line-no">141</span><span id="line-141"> throw new Exception("Read back incorrect result: " + c.toString() + " vs " + cc.toString());</span> |
| <span class="source-line-no">142</span><span id="line-142"> }</span> |
| <span class="source-line-no">143</span><span id="line-143"> } finally {</span> |
| <span class="source-line-no">144</span><span id="line-144"> reader.close();</span> |
| <span class="source-line-no">145</span><span id="line-145"> }</span> |
| <span class="source-line-no">146</span><span id="line-146"> }</span> |
| <span class="source-line-no">147</span><span id="line-147"></span> |
| <span class="source-line-no">148</span><span id="line-148"> public static void main(String[] args) throws Exception {</span> |
| <span class="source-line-no">149</span><span id="line-149"> if (args.length != 2) {</span> |
| <span class="source-line-no">150</span><span id="line-150"> usage();</span> |
| <span class="source-line-no">151</span><span id="line-151"> System.exit(1);</span> |
| <span class="source-line-no">152</span><span id="line-152"> }</span> |
| <span class="source-line-no">153</span><span id="line-153"></span> |
| <span class="source-line-no">154</span><span id="line-154"> Configuration conf = new Configuration();</span> |
| <span class="source-line-no">155</span><span id="line-155"> Path path = new Path(args[0]);</span> |
| <span class="source-line-no">156</span><span id="line-156"> try (FileSystem fs = path.getFileSystem(conf)) {</span> |
| <span class="source-line-no">157</span><span id="line-157"> if (fs.exists(path)) {</span> |
| <span class="source-line-no">158</span><span id="line-158"> System.err.println("The specified path exists, aborting!");</span> |
| <span class="source-line-no">159</span><span id="line-159"> System.exit(1);</span> |
| <span class="source-line-no">160</span><span id="line-160"> }</span> |
| <span class="source-line-no">161</span><span id="line-161"></span> |
| <span class="source-line-no">162</span><span id="line-162"> try {</span> |
| <span class="source-line-no">163</span><span id="line-163"> doSmokeTest(fs, path, args[1]);</span> |
| <span class="source-line-no">164</span><span id="line-164"> } finally {</span> |
| <span class="source-line-no">165</span><span id="line-165"> fs.delete(path, false);</span> |
| <span class="source-line-no">166</span><span id="line-166"> }</span> |
| <span class="source-line-no">167</span><span id="line-167"> System.out.println("SUCCESS");</span> |
| <span class="source-line-no">168</span><span id="line-168"> }</span> |
| <span class="source-line-no">169</span><span id="line-169"> }</span> |
| <span class="source-line-no">170</span><span id="line-170">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
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