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| <pre><span class="sourceLineNo">001</span>package org.apache.archiva.checksum;<a name="line.1"></a> |
| <span class="sourceLineNo">002</span><a name="line.2"></a> |
| <span class="sourceLineNo">003</span>/*<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * or more contributor license agreements. See the NOTICE file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * distributed with this work for additional information<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * regarding copyright ownership. The ASF licenses this file<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * to you under the Apache License, Version 2.0 (the<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * "License"); you may not use this file except in compliance<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * with the License. You may obtain a copy of the License at<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> *<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * Unless required by applicable law or agreed to in writing,<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * software distributed under the License is distributed on an<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * KIND, either express or implied. See the License for the<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> * specific language governing permissions and limitations<a name="line.18"></a> |
| <span class="sourceLineNo">019</span> * under the License.<a name="line.19"></a> |
| <span class="sourceLineNo">020</span> */<a name="line.20"></a> |
| <span class="sourceLineNo">021</span><a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import org.apache.commons.io.FileUtils;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import org.apache.commons.lang.StringUtils;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.slf4j.Logger;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.slf4j.LoggerFactory;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span><a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.io.File;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.io.IOException;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.io.InputStream;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.nio.file.Files;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.nio.file.StandardOpenOption;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.ArrayList;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.List;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.regex.Matcher;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import java.util.regex.Pattern;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span><a name="line.36"></a> |
| <span class="sourceLineNo">037</span>/**<a name="line.37"></a> |
| <span class="sourceLineNo">038</span> * ChecksummedFile<a name="line.38"></a> |
| <span class="sourceLineNo">039</span> * <p>Terminology:</p><a name="line.39"></a> |
| <span class="sourceLineNo">040</span> * <dl><a name="line.40"></a> |
| <span class="sourceLineNo">041</span> * <dt>Checksum File</dt><a name="line.41"></a> |
| <span class="sourceLineNo">042</span> * <dd>The file that contains the previously calculated checksum value for the reference file.<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> * This is a text file with the extension ".sha1" or ".md5", and contains a single entry<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> * consisting of an optional reference filename, and a checksum string.<a name="line.44"></a> |
| <span class="sourceLineNo">045</span> * </dd><a name="line.45"></a> |
| <span class="sourceLineNo">046</span> * <dt>Reference File</dt><a name="line.46"></a> |
| <span class="sourceLineNo">047</span> * <dd>The file that is being referenced in the checksum file.</dd><a name="line.47"></a> |
| <span class="sourceLineNo">048</span> * </dl><a name="line.48"></a> |
| <span class="sourceLineNo">049</span> */<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>public class ChecksummedFile<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>{<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> private final Logger log = LoggerFactory.getLogger( ChecksummedFile.class );<a name="line.52"></a> |
| <span class="sourceLineNo">053</span><a name="line.53"></a> |
| <span class="sourceLineNo">054</span> private static final Pattern METADATA_PATTERN = Pattern.compile( "maven-metadata-\\S*.xml" );<a name="line.54"></a> |
| <span class="sourceLineNo">055</span><a name="line.55"></a> |
| <span class="sourceLineNo">056</span> private final File referenceFile;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span><a name="line.57"></a> |
| <span class="sourceLineNo">058</span> /**<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * Construct a ChecksummedFile object.<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> *<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * @param referenceFile<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> */<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> public ChecksummedFile( final File referenceFile )<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> {<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> this.referenceFile = referenceFile;<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> /**<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> * Calculate the checksum based on a given checksum.<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> *<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> * @param checksumAlgorithm the algorithm to use.<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> * @return the checksum string for the file.<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> * @throws IOException if unable to calculate the checksum.<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> */<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public String calculateChecksum( ChecksumAlgorithm checksumAlgorithm )<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> throws IOException<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> {<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> try (InputStream fis = Files.newInputStream( referenceFile.toPath() ))<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> {<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> Checksum checksum = new Checksum( checksumAlgorithm );<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> checksum.update( fis );<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> return checksum.getChecksum();<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> }<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> }<a name="line.85"></a> |
| <span class="sourceLineNo">086</span><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> /**<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> * Creates a checksum file of the provided referenceFile.<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> *<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> * @param checksumAlgorithm the hash to use.<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> * @return the checksum File that was created.<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> * @throws IOException if there was a problem either reading the referenceFile, or writing the checksum file.<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> */<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> public File createChecksum( ChecksumAlgorithm checksumAlgorithm )<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> throws IOException<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> {<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> File checksumFile = new File( referenceFile.getAbsolutePath() + "." + checksumAlgorithm.getExt() );<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> Files.deleteIfExists( checksumFile.toPath() );<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> String checksum = calculateChecksum( checksumAlgorithm );<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> Files.write( checksumFile.toPath(), //<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> ( checksum + " " + referenceFile.getName() ).getBytes(), //<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> StandardOpenOption.CREATE_NEW );<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> return checksumFile;<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> }<a name="line.104"></a> |
| <span class="sourceLineNo">105</span><a name="line.105"></a> |
| <span class="sourceLineNo">106</span> /**<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> * Get the checksum file for the reference file and hash.<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> *<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> * @param checksumAlgorithm the hash that we are interested in.<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> * @return the checksum file to return<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> */<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> public File getChecksumFile( ChecksumAlgorithm checksumAlgorithm )<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> {<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> return new File( referenceFile.getAbsolutePath() + "." + checksumAlgorithm.getExt() );<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> }<a name="line.115"></a> |
| <span class="sourceLineNo">116</span><a name="line.116"></a> |
| <span class="sourceLineNo">117</span> /**<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> * <p><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> * Given a checksum file, check to see if the file it represents is valid according to the checksum.<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> * </p><a name="line.120"></a> |
| <span class="sourceLineNo">121</span> * <p><a name="line.121"></a> |
| <span class="sourceLineNo">122</span> * NOTE: Only supports single file checksums of type MD5 or SHA1.<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> * </p><a name="line.123"></a> |
| <span class="sourceLineNo">124</span> *<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> * @param algorithm the algorithms to check for.<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> * @return true if the checksum is valid for the file it represents. or if the checksum file does not exist.<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> * @throws IOException if the reading of the checksumFile or the file it refers to fails.<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> */<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> public boolean isValidChecksum( ChecksumAlgorithm algorithm )<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> throws IOException<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> {<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> return isValidChecksums( new ChecksumAlgorithm[]{ algorithm } );<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> * Of any checksum files present, validate that the reference file conforms<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> * the to the checksum.<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> *<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> * @param algorithms the algorithms to check for.<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> * @return true if the checksums report that the the reference file is valid, false if invalid.<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> */<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> public boolean isValidChecksums( ChecksumAlgorithm algorithms[] )<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span><a name="line.144"></a> |
| <span class="sourceLineNo">145</span> try (InputStream fis = Files.newInputStream( referenceFile.toPath() ))<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> {<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> List<Checksum> checksums = new ArrayList<>( algorithms.length );<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> // Create checksum object for each algorithm.<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> for ( ChecksumAlgorithm checksumAlgorithm : algorithms )<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> File checksumFile = getChecksumFile( checksumAlgorithm );<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> // Only add algorithm if checksum file exists.<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> if ( checksumFile.exists() )<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> checksums.add( new Checksum( checksumAlgorithm ) );<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> // Any checksums?<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> if ( checksums.isEmpty() )<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> {<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> // No checksum objects, no checksum files, default to is invalid.<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> return false;<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> }<a name="line.165"></a> |
| <span class="sourceLineNo">166</span><a name="line.166"></a> |
| <span class="sourceLineNo">167</span> // Parse file once, for all checksums.<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> try<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> {<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> Checksum.update( checksums, fis );<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> }<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> catch ( IOException e )<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> {<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> log.warn( "Unable to update checksum:{}", e.getMessage() );<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> return false;<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> boolean valid = true;<a name="line.178"></a> |
| <span class="sourceLineNo">179</span><a name="line.179"></a> |
| <span class="sourceLineNo">180</span> // check the checksum files<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> try<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> {<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> for ( Checksum checksum : checksums )<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> {<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> ChecksumAlgorithm checksumAlgorithm = checksum.getAlgorithm();<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> File checksumFile = getChecksumFile( checksumAlgorithm );<a name="line.186"></a> |
| <span class="sourceLineNo">187</span><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> String rawChecksum = FileUtils.readFileToString( checksumFile );<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> String expectedChecksum = parseChecksum( rawChecksum, checksumAlgorithm, referenceFile.getName() );<a name="line.189"></a> |
| <span class="sourceLineNo">190</span><a name="line.190"></a> |
| <span class="sourceLineNo">191</span> if ( !StringUtils.equalsIgnoreCase( expectedChecksum, checksum.getChecksum() ) )<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> valid = false;<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> }<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> }<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> }<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> catch ( IOException e )<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> {<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> log.warn( "Unable to read / parse checksum: {}", e.getMessage() );<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> return false;<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> }<a name="line.201"></a> |
| <span class="sourceLineNo">202</span><a name="line.202"></a> |
| <span class="sourceLineNo">203</span> return valid;<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> catch ( IOException e )<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> {<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> log.warn( "Unable to read / parse checksum: {}", e.getMessage() );<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> return false;<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> }<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> }<a name="line.210"></a> |
| <span class="sourceLineNo">211</span><a name="line.211"></a> |
| <span class="sourceLineNo">212</span> /**<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> * Fix or create checksum files for the reference file.<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> *<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> * @param algorithms the hashes to check for.<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> * @return true if checksums were created successfully.<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> */<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> public boolean fixChecksums( ChecksumAlgorithm[] algorithms )<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> {<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> List<Checksum> checksums = new ArrayList<>( algorithms.length );<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> // Create checksum object for each algorithm.<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> for ( ChecksumAlgorithm checksumAlgorithm : algorithms )<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> {<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> checksums.add( new Checksum( checksumAlgorithm ) );<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> }<a name="line.225"></a> |
| <span class="sourceLineNo">226</span><a name="line.226"></a> |
| <span class="sourceLineNo">227</span> // Any checksums?<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> if ( checksums.isEmpty() )<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> {<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> // No checksum objects, no checksum files, default to is valid.<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> return true;<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> }<a name="line.232"></a> |
| <span class="sourceLineNo">233</span><a name="line.233"></a> |
| <span class="sourceLineNo">234</span> try (InputStream fis = Files.newInputStream( referenceFile.toPath() ))<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> {<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> // Parse file once, for all checksums.<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> Checksum.update( checksums, fis );<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> }<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> catch ( IOException e )<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> log.warn( e.getMessage(), e );<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> return false;<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> }<a name="line.243"></a> |
| <span class="sourceLineNo">244</span><a name="line.244"></a> |
| <span class="sourceLineNo">245</span> boolean valid = true;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span><a name="line.246"></a> |
| <span class="sourceLineNo">247</span> // check the hash files<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> for ( Checksum checksum : checksums )<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> ChecksumAlgorithm checksumAlgorithm = checksum.getAlgorithm();<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> try<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> {<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> File checksumFile = getChecksumFile( checksumAlgorithm );<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> String actualChecksum = checksum.getChecksum();<a name="line.254"></a> |
| <span class="sourceLineNo">255</span><a name="line.255"></a> |
| <span class="sourceLineNo">256</span> if ( checksumFile.exists() )<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> String rawChecksum = FileUtils.readFileToString( checksumFile );<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> String expectedChecksum = parseChecksum( rawChecksum, checksumAlgorithm, referenceFile.getName() );<a name="line.259"></a> |
| <span class="sourceLineNo">260</span><a name="line.260"></a> |
| <span class="sourceLineNo">261</span> if ( !StringUtils.equalsIgnoreCase( expectedChecksum, actualChecksum ) )<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> // create checksum (again)<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> FileUtils.writeStringToFile( checksumFile, actualChecksum + " " + referenceFile.getName() );<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> }<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> }<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> else<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> {<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> FileUtils.writeStringToFile( checksumFile, actualChecksum + " " + referenceFile.getName() );<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> }<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> }<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> catch ( IOException e )<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> {<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> log.warn( e.getMessage(), e );<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> valid = false;<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> }<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> }<a name="line.277"></a> |
| <span class="sourceLineNo">278</span><a name="line.278"></a> |
| <span class="sourceLineNo">279</span> return valid;<a name="line.279"></a> |
| <span class="sourceLineNo">280</span><a name="line.280"></a> |
| <span class="sourceLineNo">281</span> }<a name="line.281"></a> |
| <span class="sourceLineNo">282</span><a name="line.282"></a> |
| <span class="sourceLineNo">283</span> private boolean isValidChecksumPattern( String filename, String path )<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> {<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> // check if it is a remote metadata file<a name="line.285"></a> |
| <span class="sourceLineNo">286</span><a name="line.286"></a> |
| <span class="sourceLineNo">287</span> Matcher m = METADATA_PATTERN.matcher( path );<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> if ( m.matches() )<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> {<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> return filename.endsWith( path ) || ( "-".equals( filename ) ) || filename.endsWith( "maven-metadata.xml" );<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> }<a name="line.291"></a> |
| <span class="sourceLineNo">292</span><a name="line.292"></a> |
| <span class="sourceLineNo">293</span> return filename.endsWith( path ) || ( "-".equals( filename ) );<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> }<a name="line.294"></a> |
| <span class="sourceLineNo">295</span><a name="line.295"></a> |
| <span class="sourceLineNo">296</span> /**<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> * Parse a checksum string.<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> * <p><a name="line.298"></a> |
| <span class="sourceLineNo">299</span> * Validate the expected path, and expected checksum algorithm, then return<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> * the trimmed checksum hex string.<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> * </p><a name="line.301"></a> |
| <span class="sourceLineNo">302</span> *<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> * @param rawChecksumString<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> * @param expectedHash<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> * @param expectedPath<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> * @return<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> * @throws IOException<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> */<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> public String parseChecksum( String rawChecksumString, ChecksumAlgorithm expectedHash, String expectedPath )<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> throws IOException<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> {<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> String trimmedChecksum = rawChecksumString.replace( '\n', ' ' ).trim();<a name="line.312"></a> |
| <span class="sourceLineNo">313</span><a name="line.313"></a> |
| <span class="sourceLineNo">314</span> // Free-BSD / openssl<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> String regex = expectedHash.getType() + "\\s*\\(([^)]*)\\)\\s*=\\s*([a-fA-F0-9]+)";<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> Matcher m = Pattern.compile( regex ).matcher( trimmedChecksum );<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> if ( m.matches() )<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> String filename = m.group( 1 );<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> if ( !isValidChecksumPattern( filename, expectedPath ) )<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> {<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> throw new IOException(<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> "Supplied checksum file '" + filename + "' does not match expected file: '" + expectedPath + "'" );<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> }<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> trimmedChecksum = m.group( 2 );<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> }<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> else<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> {<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> // GNU tools<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> m = Pattern.compile( "([a-fA-F0-9]+)\\s+\\*?(.+)" ).matcher( trimmedChecksum );<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> if ( m.matches() )<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> {<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> String filename = m.group( 2 );<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> if ( !isValidChecksumPattern( filename, expectedPath ) )<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> {<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> throw new IOException(<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> "Supplied checksum file '" + filename + "' does not match expected file: '" + expectedPath<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> + "'" );<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> }<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> trimmedChecksum = m.group( 1 );<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> }<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> }<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> return trimmedChecksum;<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> }<a name="line.344"></a> |
| <span class="sourceLineNo">345</span>}<a name="line.345"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
