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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.wal;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.FileNotFoundException;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.io.IOException;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.ArrayList;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.Arrays;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.Collections;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.List;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.NavigableSet;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.TreeSet;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.UUID;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.regex.Matcher;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.regex.Pattern;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.commons.lang3.ArrayUtils;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.conf.Configuration;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.fs.FileAlreadyExistsException;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.fs.FileStatus;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.fs.FileSystem;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.fs.Path;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.fs.PathFilter;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.Cell;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.CellScanner;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HConstants;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.TableName;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.Put;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.Row;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.util.CommonFSUtils;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.util.IOExceptionSupplier;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.zookeeper.ZKSplitLog;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.slf4j.Logger;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.slf4j.LoggerFactory;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span>/**<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> * This class provides static methods to support WAL splitting related works<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> */<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>@InterfaceAudience.Private<a name="line.69"></a> |
| <span class="sourceLineNo">070</span>public final class WALSplitUtil {<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> private static final Logger LOG = LoggerFactory.getLogger(WALSplitUtil.class);<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span> private static final Pattern EDITFILES_NAME_PATTERN = Pattern.compile("-?[0-9]+");<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> private static final String RECOVERED_LOG_TMPFILE_SUFFIX = ".temp";<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> private static final String SEQUENCE_ID_FILE_SUFFIX = ".seqid";<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> private static final String OLD_SEQUENCE_ID_FILE_SUFFIX = "_seqid";<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> private static final int SEQUENCE_ID_FILE_SUFFIX_LENGTH = SEQUENCE_ID_FILE_SUFFIX.length();<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> private WALSplitUtil() {<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> }<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> /**<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> * Completes the work done by splitLogFile by archiving logs<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> * <p><a name="line.84"></a> |
| <span class="sourceLineNo">085</span> * It is invoked by SplitLogManager once it knows that one of the SplitLogWorkers have completed<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> * the splitLogFile() part. If the master crashes then this function might get called multiple<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> * times.<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> * <p><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> */<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> public static void finishSplitLogFile(String logfile, Configuration conf) throws IOException {<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> Path walDir = CommonFSUtils.getWALRootDir(conf);<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> Path oldLogDir = new Path(walDir, HConstants.HREGION_OLDLOGDIR_NAME);<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> Path walPath;<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> if (CommonFSUtils.isStartingWithPath(walDir, logfile)) {<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> walPath = new Path(logfile);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> } else {<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> walPath = new Path(walDir, logfile);<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> }<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> FileSystem walFS = walDir.getFileSystem(conf);<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> boolean corrupt = ZKSplitLog.isCorrupted(walDir, walPath.getName(), walFS);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> archive(walPath, corrupt, oldLogDir, walFS, conf);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> Path stagingDir = ZKSplitLog.getSplitLogDir(walDir, walPath.getName());<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> walFS.delete(stagingDir, true);<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> * Moves processed logs to a oldLogDir after successful processing Moves corrupted logs (any log<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> * that couldn't be successfully parsed to corruptDir (.corrupt) for later investigation<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> */<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> static void archive(final Path wal, final boolean corrupt, final Path oldWALDir,<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> final FileSystem walFS, final Configuration conf) throws IOException {<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> Path dir;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> Path target;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> if (corrupt) {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> dir = new Path(CommonFSUtils.getWALRootDir(conf), HConstants.CORRUPT_DIR_NAME);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> if (conf.get("hbase.regionserver.hlog.splitlog.corrupt.dir") != null) {<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> LOG.warn("hbase.regionserver.hlog.splitlog.corrupt.dir is deprecated. Default to {}", dir);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> }<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> target = new Path(dir, wal.getName());<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> } else {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> dir = oldWALDir;<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> target = AbstractFSWAL.getWALArchivePath(oldWALDir, wal);<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> }<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> mkdir(walFS, dir);<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> moveWAL(walFS, wal, target);<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> }<a name="line.126"></a> |
| <span class="sourceLineNo">127</span><a name="line.127"></a> |
| <span class="sourceLineNo">128</span> private static void mkdir(FileSystem fs, Path dir) throws IOException {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> if (!fs.mkdirs(dir)) {<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> LOG.warn("Failed mkdir {}", dir);<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> }<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> }<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> * Move WAL. Used to move processed WALs to archive or bad WALs to corrupt WAL dir. WAL may have<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> * already been moved; makes allowance.<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> */<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> public static void moveWAL(FileSystem fs, Path p, Path targetDir) throws IOException {<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> if (fs.exists(p)) {<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> if (!CommonFSUtils.renameAndSetModifyTime(fs, p, targetDir)) {<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> LOG.warn("Failed move of {} to {}", p, targetDir);<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> } else {<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> LOG.info("Moved {} to {}", p, targetDir);<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> }<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><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> /**<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> * Path to a file under RECOVERED_EDITS_DIR directory of the region found in <code>logEntry</code><a name="line.149"></a> |
| <span class="sourceLineNo">150</span> * named for the sequenceid in the passed <code>logEntry</code>: e.g.<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> * /hbase/some_table/2323432434/recovered.edits/2332. This method also ensures existence of<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> * RECOVERED_EDITS_DIR under the region creating it if necessary. And also set storage policy for<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> * RECOVERED_EDITS_DIR if WAL_STORAGE_POLICY is configured.<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> * @param tableName the table name<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> * @param encodedRegionName the encoded region name<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> * @param seqId the sequence id which used to generate file name<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> * @param fileNameBeingSplit the file being split currently. Used to generate tmp file name.<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> * @param tmpDirName of the directory used to sideline old recovered edits file<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> * @param conf configuration<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> * @return Path to file into which to dump split log edits.<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> */<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> @SuppressWarnings("deprecation")<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> static Path getRegionSplitEditsPath(TableName tableName, byte[] encodedRegionName, long seqId,<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> String fileNameBeingSplit, String tmpDirName, Configuration conf) throws IOException {<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> FileSystem walFS = CommonFSUtils.getWALFileSystem(conf);<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> Path tableDir = CommonFSUtils.getWALTableDir(conf, tableName);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> String encodedRegionNameStr = Bytes.toString(encodedRegionName);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> Path regionDir = HRegion.getRegionDir(tableDir, encodedRegionNameStr);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> Path dir = getRegionDirRecoveredEditsDir(regionDir);<a name="line.169"></a> |
| <span class="sourceLineNo">170</span><a name="line.170"></a> |
| <span class="sourceLineNo">171</span> if (walFS.exists(dir) && walFS.isFile(dir)) {<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> Path tmp = new Path(tmpDirName);<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> if (!walFS.exists(tmp)) {<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> walFS.mkdirs(tmp);<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> }<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> tmp = new Path(tmp, HConstants.RECOVERED_EDITS_DIR + "_" + encodedRegionNameStr);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> LOG.warn("Found existing old file: {}. It could be some "<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> + "leftover of an old installation. It should be a folder instead. " + "So moving it to {}",<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> dir, tmp);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> if (!walFS.rename(dir, tmp)) {<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> LOG.warn("Failed to sideline old file {}", dir);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> }<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> }<a name="line.183"></a> |
| <span class="sourceLineNo">184</span><a name="line.184"></a> |
| <span class="sourceLineNo">185</span> if (!walFS.exists(dir) && !walFS.mkdirs(dir)) {<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> LOG.warn("mkdir failed on {}", dir);<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> } else {<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> String storagePolicy =<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> conf.get(HConstants.WAL_STORAGE_POLICY, HConstants.DEFAULT_WAL_STORAGE_POLICY);<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> CommonFSUtils.setStoragePolicy(walFS, dir, storagePolicy);<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> }<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> // Append fileBeingSplit to prevent name conflict since we may have duplicate wal entries now.<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> // Append file name ends with RECOVERED_LOG_TMPFILE_SUFFIX to ensure<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> // region's replayRecoveredEdits will not delete it<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> String fileName = formatRecoveredEditsFileName(seqId);<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> fileName = getTmpRecoveredEditsFileName(fileName + "-" + fileNameBeingSplit);<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> return new Path(dir, fileName);<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 static String getTmpRecoveredEditsFileName(String fileName) {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> return fileName + RECOVERED_LOG_TMPFILE_SUFFIX;<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> }<a name="line.202"></a> |
| <span class="sourceLineNo">203</span><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> /**<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> * Get the completed recovered edits file path, renaming it to be by last edit in the file from<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> * its first edit. Then we could use the name to skip recovered edits when doing<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> * HRegion#replayRecoveredEditsIfAny(Map, CancelableProgressable, MonitoredTask).<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> * @return dstPath take file's last edit log seq num as the name<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> */<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> static Path getCompletedRecoveredEditsFilePath(Path srcPath, long maximumEditWALSeqNum) {<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> String fileName = formatRecoveredEditsFileName(maximumEditWALSeqNum);<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> return new Path(srcPath.getParent(), fileName);<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> }<a name="line.213"></a> |
| <span class="sourceLineNo">214</span><a name="line.214"></a> |
| <span class="sourceLineNo">215</span> static String formatRecoveredEditsFileName(final long seqid) {<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> return String.format("%019d", seqid);<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> }<a name="line.217"></a> |
| <span class="sourceLineNo">218</span><a name="line.218"></a> |
| <span class="sourceLineNo">219</span> /**<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> * @param regionDir This regions directory in the filesystem.<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> * @return The directory that holds recovered edits files for the region <code>regionDir</code><a name="line.221"></a> |
| <span class="sourceLineNo">222</span> */<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> public static Path getRegionDirRecoveredEditsDir(final Path regionDir) {<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> return new Path(regionDir, HConstants.RECOVERED_EDITS_DIR);<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> /**<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> * Check whether there is recovered.edits in the region dir<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> * @param conf conf<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> * @param regionInfo the region to check<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> * @return true if recovered.edits exist in the region dir<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> */<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> public static boolean hasRecoveredEdits(final Configuration conf, final RegionInfo regionInfo)<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> throws IOException {<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> // No recovered.edits for non default replica regions<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> if (regionInfo.getReplicaId() != RegionInfo.DEFAULT_REPLICA_ID) {<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> return false;<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> }<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> // Only default replica region can reach here, so we can use regioninfo<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> // directly without converting it to default replica's regioninfo.<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> Path regionWALDir =<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> CommonFSUtils.getWALRegionDir(conf, regionInfo.getTable(), regionInfo.getEncodedName());<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> Path regionDir = FSUtils.getRegionDirFromRootDir(CommonFSUtils.getRootDir(conf), regionInfo);<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> Path wrongRegionWALDir =<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> CommonFSUtils.getWrongWALRegionDir(conf, regionInfo.getTable(), regionInfo.getEncodedName());<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> FileSystem walFs = CommonFSUtils.getWALFileSystem(conf);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> FileSystem rootFs = CommonFSUtils.getRootDirFileSystem(conf);<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> NavigableSet<Path> files = getSplitEditFilesSorted(walFs, regionWALDir);<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> if (!files.isEmpty()) {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> return true;<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> }<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> files = getSplitEditFilesSorted(rootFs, regionDir);<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> if (!files.isEmpty()) {<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> return true;<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> }<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> files = getSplitEditFilesSorted(walFs, wrongRegionWALDir);<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> return !files.isEmpty();<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> }<a name="line.258"></a> |
| <span class="sourceLineNo">259</span><a name="line.259"></a> |
| <span class="sourceLineNo">260</span> /**<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> * This method will check 3 places for finding the max sequence id file. One is the expected<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> * place, another is the old place under the region directory, and the last one is the wrong one<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> * we introduced in HBASE-20734. See HBASE-22617 for more details.<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> * <p/><a name="line.264"></a> |
| <span class="sourceLineNo">265</span> * Notice that, you should always call this method instead of<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> * {@link #getMaxRegionSequenceId(FileSystem, Path)} until 4.0.0 release.<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> * @deprecated Only for compatibility, will be removed in 4.0.0.<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> */<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> @Deprecated<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> public static long getMaxRegionSequenceId(Configuration conf, RegionInfo region,<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> IOExceptionSupplier<FileSystem> rootFsSupplier, IOExceptionSupplier<FileSystem> walFsSupplier)<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> throws IOException {<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> FileSystem rootFs = rootFsSupplier.get();<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> FileSystem walFs = walFsSupplier.get();<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> Path regionWALDir =<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> CommonFSUtils.getWALRegionDir(conf, region.getTable(), region.getEncodedName());<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> // This is the old place where we store max sequence id file<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> Path regionDir = FSUtils.getRegionDirFromRootDir(CommonFSUtils.getRootDir(conf), region);<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> // This is for HBASE-20734, where we use a wrong directory, see HBASE-22617 for more details.<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> Path wrongRegionWALDir =<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> CommonFSUtils.getWrongWALRegionDir(conf, region.getTable(), region.getEncodedName());<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> long maxSeqId = getMaxRegionSequenceId(walFs, regionWALDir);<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> maxSeqId = Math.max(maxSeqId, getMaxRegionSequenceId(rootFs, regionDir));<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> maxSeqId = Math.max(maxSeqId, getMaxRegionSequenceId(walFs, wrongRegionWALDir));<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> return maxSeqId;<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> /**<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> * Returns sorted set of edit files made by splitter, excluding files with '.temp' suffix.<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> * @param walFS WAL FileSystem used to retrieving split edits files.<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> * @param regionDir WAL region dir to look for recovered edits files under.<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> * @return Files in passed <code>regionDir</code> as a sorted set.<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> */<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> public static NavigableSet<Path> getSplitEditFilesSorted(final FileSystem walFS,<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> final Path regionDir) throws IOException {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> NavigableSet<Path> filesSorted = new TreeSet<>();<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> Path editsdir = getRegionDirRecoveredEditsDir(regionDir);<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> if (!walFS.exists(editsdir)) {<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> return filesSorted;<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> }<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> FileStatus[] files = CommonFSUtils.listStatus(walFS, editsdir, new PathFilter() {<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> @Override<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> public boolean accept(Path p) {<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> boolean result = false;<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> try {<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> // Return files and only files that match the editfile names pattern.<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> // There can be other files in this directory other than edit files.<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> // In particular, on error, we'll move aside the bad edit file giving<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> // it a timestamp suffix. See moveAsideBadEditsFile.<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> Matcher m = EDITFILES_NAME_PATTERN.matcher(p.getName());<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> result = walFS.isFile(p) && m.matches();<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> // Skip the file whose name ends with RECOVERED_LOG_TMPFILE_SUFFIX,<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> // because it means splitwal thread is writting this file.<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> if (p.getName().endsWith(RECOVERED_LOG_TMPFILE_SUFFIX)) {<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> result = false;<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> }<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> // Skip SeqId Files<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> if (isSequenceIdFile(p)) {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> result = false;<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> } catch (IOException e) {<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> LOG.warn("Failed isFile check on {}", p, e);<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> }<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> return result;<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> }<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> });<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> if (ArrayUtils.isNotEmpty(files)) {<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> Arrays.asList(files).forEach(status -> filesSorted.add(status.getPath()));<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> }<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> return filesSorted;<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> }<a name="line.331"></a> |
| <span class="sourceLineNo">332</span><a name="line.332"></a> |
| <span class="sourceLineNo">333</span> /**<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> * Move aside a bad edits file.<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> * @param fs the file system used to rename bad edits file.<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> * @param edits Edits file to move aside.<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> * @return The name of the moved aside file.<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> */<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> public static Path moveAsideBadEditsFile(final FileSystem fs, final Path edits)<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> throws IOException {<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> Path moveAsideName =<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> new Path(edits.getParent(), edits.getName() + "." + EnvironmentEdgeManager.currentTime());<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> if (!fs.rename(edits, moveAsideName)) {<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> LOG.warn("Rename failed from {} to {}", edits, moveAsideName);<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> }<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> return moveAsideName;<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> }<a name="line.347"></a> |
| <span class="sourceLineNo">348</span><a name="line.348"></a> |
| <span class="sourceLineNo">349</span> /**<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> * Is the given file a region open sequence id file.<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> */<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> public static boolean isSequenceIdFile(final Path file) {<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> return file.getName().endsWith(SEQUENCE_ID_FILE_SUFFIX)<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> || file.getName().endsWith(OLD_SEQUENCE_ID_FILE_SUFFIX);<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> }<a name="line.355"></a> |
| <span class="sourceLineNo">356</span><a name="line.356"></a> |
| <span class="sourceLineNo">357</span> private static FileStatus[] getSequenceIdFiles(FileSystem walFS, Path regionDir)<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> throws IOException {<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> // TODO: Why are we using a method in here as part of our normal region open where<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> // there is no splitting involved? Fix. St.Ack 01/20/2017.<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> Path editsDir = getRegionDirRecoveredEditsDir(regionDir);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> try {<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> FileStatus[] files = walFS.listStatus(editsDir, WALSplitUtil::isSequenceIdFile);<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> return files != null ? files : new FileStatus[0];<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> } catch (FileNotFoundException e) {<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> return new FileStatus[0];<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> }<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> }<a name="line.368"></a> |
| <span class="sourceLineNo">369</span><a name="line.369"></a> |
| <span class="sourceLineNo">370</span> private static long getMaxSequenceId(FileStatus[] files) {<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> long maxSeqId = -1L;<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> for (FileStatus file : files) {<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> String fileName = file.getPath().getName();<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> try {<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> maxSeqId = Math.max(maxSeqId, Long<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> .parseLong(fileName.substring(0, fileName.length() - SEQUENCE_ID_FILE_SUFFIX_LENGTH)));<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> } catch (NumberFormatException ex) {<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> LOG.warn("Invalid SeqId File Name={}", fileName);<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> }<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> }<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> return maxSeqId;<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> }<a name="line.382"></a> |
| <span class="sourceLineNo">383</span><a name="line.383"></a> |
| <span class="sourceLineNo">384</span> /**<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> * Get the max sequence id which is stored in the region directory. -1 if none.<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> */<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> public static long getMaxRegionSequenceId(FileSystem walFS, Path regionDir) throws IOException {<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> return getMaxSequenceId(getSequenceIdFiles(walFS, regionDir));<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> }<a name="line.389"></a> |
| <span class="sourceLineNo">390</span><a name="line.390"></a> |
| <span class="sourceLineNo">391</span> /**<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> * Create a file with name as region's max sequence id<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> */<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> public static void writeRegionSequenceIdFile(FileSystem walFS, Path regionDir, long newMaxSeqId)<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> throws IOException {<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> FileStatus[] files = getSequenceIdFiles(walFS, regionDir);<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> long maxSeqId = getMaxSequenceId(files);<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> if (maxSeqId > newMaxSeqId) {<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> throw new IOException("The new max sequence id " + newMaxSeqId<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> + " is less than the old max sequence id " + maxSeqId);<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> }<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> // write a new seqId file<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> Path newSeqIdFile =<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> new Path(getRegionDirRecoveredEditsDir(regionDir), newMaxSeqId + SEQUENCE_ID_FILE_SUFFIX);<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> if (newMaxSeqId != maxSeqId) {<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> try {<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> if (!walFS.createNewFile(newSeqIdFile) && !walFS.exists(newSeqIdFile)) {<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> throw new IOException("Failed to create SeqId file:" + newSeqIdFile);<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> }<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> LOG.debug("Wrote file={}, newMaxSeqId={}, maxSeqId={}", newSeqIdFile, newMaxSeqId,<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> maxSeqId);<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> } catch (FileAlreadyExistsException ignored) {<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> // latest hdfs throws this exception. it's all right if newSeqIdFile already exists<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> }<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> }<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> // remove old ones<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> for (FileStatus status : files) {<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> if (!newSeqIdFile.equals(status.getPath())) {<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> walFS.delete(status.getPath(), false);<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> }<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> }<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> }<a name="line.422"></a> |
| <span class="sourceLineNo">423</span><a name="line.423"></a> |
| <span class="sourceLineNo">424</span> /** A struct used by getMutationsFromWALEntry */<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> public static class MutationReplay implements Comparable<MutationReplay> {<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> public MutationReplay(ClientProtos.MutationProto.MutationType type, Mutation mutation,<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> long nonceGroup, long nonce) {<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> this.type = type;<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> this.mutation = mutation;<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> if (this.mutation.getDurability() != Durability.SKIP_WAL) {<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> // using ASYNC_WAL for relay<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> this.mutation.setDurability(Durability.ASYNC_WAL);<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> }<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> this.nonceGroup = nonceGroup;<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> this.nonce = nonce;<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> }<a name="line.436"></a> |
| <span class="sourceLineNo">437</span><a name="line.437"></a> |
| <span class="sourceLineNo">438</span> private final ClientProtos.MutationProto.MutationType type;<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> @SuppressWarnings("checkstyle:VisibilityModifier")<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> public final Mutation mutation;<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> @SuppressWarnings("checkstyle:VisibilityModifier")<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> public final long nonceGroup;<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> @SuppressWarnings("checkstyle:VisibilityModifier")<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> public final long nonce;<a name="line.444"></a> |
| <span class="sourceLineNo">445</span><a name="line.445"></a> |
| <span class="sourceLineNo">446</span> @Override<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> public int compareTo(final MutationReplay d) {<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> return Row.COMPARATOR.compare(mutation, d.mutation);<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> }<a name="line.449"></a> |
| <span class="sourceLineNo">450</span><a name="line.450"></a> |
| <span class="sourceLineNo">451</span> @Override<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> public boolean equals(Object obj) {<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> if (!(obj instanceof MutationReplay)) {<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> return false;<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> } else {<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> return this.compareTo((MutationReplay) obj) == 0;<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> }<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> }<a name="line.458"></a> |
| <span class="sourceLineNo">459</span><a name="line.459"></a> |
| <span class="sourceLineNo">460</span> @Override<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> public int hashCode() {<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> return this.mutation.hashCode();<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> }<a name="line.463"></a> |
| <span class="sourceLineNo">464</span><a name="line.464"></a> |
| <span class="sourceLineNo">465</span> public ClientProtos.MutationProto.MutationType getType() {<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> return type;<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> }<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> }<a name="line.468"></a> |
| <span class="sourceLineNo">469</span><a name="line.469"></a> |
| <span class="sourceLineNo">470</span> /**<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> * This function is used to construct mutations from a WALEntry. It also reconstructs WALKey &amp;<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> * WALEdit from the passed in WALEntry<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> * @param logEntry pair of WALKey and WALEdit instance stores WALKey and WALEdit instances<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> * extracted from the passed in WALEntry.<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> * @return list of Pair&lt;MutationType, Mutation&gt; to be replayed<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> * @deprecated Since 3.0.0, will be removed in 4.0.0.<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> */<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> @Deprecated<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> public static List<MutationReplay> getMutationsFromWALEntry(AdminProtos.WALEntry entry,<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> CellScanner cells, Pair<WALKey, WALEdit> logEntry, Durability durability) throws IOException {<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> if (entry == null) {<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> // return an empty array<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> return Collections.emptyList();<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> }<a name="line.484"></a> |
| <span class="sourceLineNo">485</span><a name="line.485"></a> |
| <span class="sourceLineNo">486</span> long replaySeqId = (entry.getKey().hasOrigSequenceNumber())<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> ? entry.getKey().getOrigSequenceNumber()<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> : entry.getKey().getLogSequenceNumber();<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> int count = entry.getAssociatedCellCount();<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> List<MutationReplay> mutations = new ArrayList<>();<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> Cell previousCell = null;<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> Mutation m = null;<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> WALKeyImpl key = null;<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> WALEdit val = null;<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> if (logEntry != null) {<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> val = new WALEdit();<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> }<a name="line.497"></a> |
| <span class="sourceLineNo">498</span><a name="line.498"></a> |
| <span class="sourceLineNo">499</span> for (int i = 0; i < count; i++) {<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> // Throw index out of bounds if our cell count is off<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> if (!cells.advance()) {<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> throw new ArrayIndexOutOfBoundsException("Expected=" + count + ", index=" + i);<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> }<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> Cell cell = cells.current();<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> if (val != null) {<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> val.add(cell);<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> }<a name="line.507"></a> |
| <span class="sourceLineNo">508</span><a name="line.508"></a> |
| <span class="sourceLineNo">509</span> boolean isNewRowOrType =<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> previousCell == null || previousCell.getTypeByte() != cell.getTypeByte()<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> || !CellUtil.matchingRows(previousCell, cell);<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> if (isNewRowOrType) {<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> // Create new mutation<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> if (CellUtil.isDelete(cell)) {<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> m = new Delete(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> // Deletes don't have nonces.<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> mutations.add(new MutationReplay(ClientProtos.MutationProto.MutationType.DELETE, m,<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> HConstants.NO_NONCE, HConstants.NO_NONCE));<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> } else {<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> m = new Put(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> // Puts might come from increment or append, thus we need nonces.<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> long nonceGroup =<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> entry.getKey().hasNonceGroup() ? entry.getKey().getNonceGroup() : HConstants.NO_NONCE;<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> long nonce = entry.getKey().hasNonce() ? entry.getKey().getNonce() : HConstants.NO_NONCE;<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> mutations.add(<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> new MutationReplay(ClientProtos.MutationProto.MutationType.PUT, m, nonceGroup, nonce));<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> }<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> }<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> if (CellUtil.isDelete(cell)) {<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> ((Delete) m).add(cell);<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> } else {<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> ((Put) m).add(cell);<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> }<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> m.setDurability(durability);<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> previousCell = cell;<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> }<a name="line.536"></a> |
| <span class="sourceLineNo">537</span><a name="line.537"></a> |
| <span class="sourceLineNo">538</span> // reconstruct WALKey<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> if (logEntry != null) {<a name="line.539"></a> |
| <span class="sourceLineNo">540</span> org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALKey walKeyProto =<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> entry.getKey();<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> List<UUID> clusterIds = new ArrayList<>(walKeyProto.getClusterIdsCount());<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> for (HBaseProtos.UUID uuid : entry.getKey().getClusterIdsList()) {<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> clusterIds.add(new UUID(uuid.getMostSigBits(), uuid.getLeastSigBits()));<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> }<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> key = new WALKeyImpl(walKeyProto.getEncodedRegionName().toByteArray(),<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> TableName.valueOf(walKeyProto.getTableName().toByteArray()), replaySeqId,<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> walKeyProto.getWriteTime(), clusterIds, walKeyProto.getNonceGroup(), walKeyProto.getNonce(),<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> null);<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> logEntry.setFirst(key);<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> logEntry.setSecond(val);<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> }<a name="line.552"></a> |
| <span class="sourceLineNo">553</span><a name="line.553"></a> |
| <span class="sourceLineNo">554</span> return mutations;<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> }<a name="line.555"></a> |
| <span class="sourceLineNo">556</span><a name="line.556"></a> |
| <span class="sourceLineNo">557</span> /**<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> * Return path to recovered.hfiles directory of the region's column family: e.g.<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> * /hbase/some_table/2323432434/cf/recovered.hfiles/. This method also ensures existence of<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> * recovered.hfiles directory under the region's column family, creating it if necessary.<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> * @param rootFS the root file system<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> * @param conf configuration<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> * @param tableName the table name<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> * @param encodedRegionName the encoded region name<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> * @param familyName the column family name<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> * @return Path to recovered.hfiles directory of the region's column family.<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> */<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> static Path tryCreateRecoveredHFilesDir(FileSystem rootFS, Configuration conf,<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> TableName tableName, String encodedRegionName, String familyName) throws IOException {<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> Path rootDir = CommonFSUtils.getRootDir(conf);<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> Path regionDir = FSUtils.getRegionDirFromTableDir(CommonFSUtils.getTableDir(rootDir, tableName),<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> encodedRegionName);<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> Path dir = getRecoveredHFilesDir(regionDir, familyName);<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> if (!rootFS.exists(dir) && !rootFS.mkdirs(dir)) {<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> LOG.warn("mkdir failed on {}, region {}, column family {}", dir, encodedRegionName,<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> familyName);<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> }<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> return dir;<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> }<a name="line.579"></a> |
| <span class="sourceLineNo">580</span><a name="line.580"></a> |
| <span class="sourceLineNo">581</span> /**<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> * @param regionDir This regions directory in the filesystem<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> * @param familyName The column family name<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> * @return The directory that holds recovered hfiles for the region's column family<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> */<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> private static Path getRecoveredHFilesDir(final Path regionDir, String familyName) {<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> return new Path(new Path(regionDir, familyName), HConstants.RECOVERED_HFILES_DIR);<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> }<a name="line.588"></a> |
| <span class="sourceLineNo">589</span><a name="line.589"></a> |
| <span class="sourceLineNo">590</span> public static FileStatus[] getRecoveredHFiles(final FileSystem rootFS, final Path regionDir,<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> String familyName) throws IOException {<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> Path dir = getRecoveredHFilesDir(regionDir, familyName);<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> return CommonFSUtils.listStatus(rootFS, dir);<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> }<a name="line.594"></a> |
| <span class="sourceLineNo">595</span>}<a name="line.595"></a> |
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| </div> |
| </body> |
| </html> |
