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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.wal;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import java.io.FileNotFoundException;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.io.IOException;</span> |
| <span class="source-line-no">022</span><span id="line-22">import java.util.ArrayList;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.Arrays;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.Collections;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.List;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.NavigableSet;</span> |
| <span class="source-line-no">027</span><span id="line-27">import java.util.TreeSet;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.util.UUID;</span> |
| <span class="source-line-no">029</span><span id="line-29">import java.util.regex.Matcher;</span> |
| <span class="source-line-no">030</span><span id="line-30">import java.util.regex.Pattern;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.commons.lang3.ArrayUtils;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.fs.FileAlreadyExistsException;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.fs.FileStatus;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.fs.FileSystem;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.fs.PathFilter;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.CellUtil;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.ExtendedCell;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.ExtendedCellScanner;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.client.Delete;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.client.Durability;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.client.Mutation;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.client.Put;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.client.Row;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.regionserver.HRegion;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.util.CommonFSUtils;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.util.FSUtils;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.util.IOExceptionSupplier;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.util.Pair;</span> |
| <span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.zookeeper.ZKSplitLog;</span> |
| <span class="source-line-no">058</span><span id="line-58">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">059</span><span id="line-59">import org.slf4j.Logger;</span> |
| <span class="source-line-no">060</span><span id="line-60">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">061</span><span id="line-61"></span> |
| <span class="source-line-no">062</span><span id="line-62">import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos;</span> |
| <span class="source-line-no">063</span><span id="line-63">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;</span> |
| <span class="source-line-no">064</span><span id="line-64">import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66">/**</span> |
| <span class="source-line-no">067</span><span id="line-67"> * This class provides static methods to support WAL splitting related works</span> |
| <span class="source-line-no">068</span><span id="line-68"> */</span> |
| <span class="source-line-no">069</span><span id="line-69">@InterfaceAudience.Private</span> |
| <span class="source-line-no">070</span><span id="line-70">public final class WALSplitUtil {</span> |
| <span class="source-line-no">071</span><span id="line-71"> private static final Logger LOG = LoggerFactory.getLogger(WALSplitUtil.class);</span> |
| <span class="source-line-no">072</span><span id="line-72"></span> |
| <span class="source-line-no">073</span><span id="line-73"> private static final Pattern EDITFILES_NAME_PATTERN = Pattern.compile("-?[0-9]+");</span> |
| <span class="source-line-no">074</span><span id="line-74"> private static final String RECOVERED_LOG_TMPFILE_SUFFIX = ".temp";</span> |
| <span class="source-line-no">075</span><span id="line-75"> private static final String SEQUENCE_ID_FILE_SUFFIX = ".seqid";</span> |
| <span class="source-line-no">076</span><span id="line-76"> private static final String OLD_SEQUENCE_ID_FILE_SUFFIX = "_seqid";</span> |
| <span class="source-line-no">077</span><span id="line-77"> private static final int SEQUENCE_ID_FILE_SUFFIX_LENGTH = SEQUENCE_ID_FILE_SUFFIX.length();</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> private WALSplitUtil() {</span> |
| <span class="source-line-no">080</span><span id="line-80"> }</span> |
| <span class="source-line-no">081</span><span id="line-81"></span> |
| <span class="source-line-no">082</span><span id="line-82"> /**</span> |
| <span class="source-line-no">083</span><span id="line-83"> * Completes the work done by splitLogFile by archiving logs</span> |
| <span class="source-line-no">084</span><span id="line-84"> * <p></span> |
| <span class="source-line-no">085</span><span id="line-85"> * It is invoked by SplitLogManager once it knows that one of the SplitLogWorkers have completed</span> |
| <span class="source-line-no">086</span><span id="line-86"> * the splitLogFile() part. If the master crashes then this function might get called multiple</span> |
| <span class="source-line-no">087</span><span id="line-87"> * times.</span> |
| <span class="source-line-no">088</span><span id="line-88"> * <p></span> |
| <span class="source-line-no">089</span><span id="line-89"> */</span> |
| <span class="source-line-no">090</span><span id="line-90"> public static void finishSplitLogFile(String logfile, Configuration conf) throws IOException {</span> |
| <span class="source-line-no">091</span><span id="line-91"> Path walDir = CommonFSUtils.getWALRootDir(conf);</span> |
| <span class="source-line-no">092</span><span id="line-92"> Path oldLogDir = new Path(walDir, HConstants.HREGION_OLDLOGDIR_NAME);</span> |
| <span class="source-line-no">093</span><span id="line-93"> Path walPath;</span> |
| <span class="source-line-no">094</span><span id="line-94"> if (CommonFSUtils.isStartingWithPath(walDir, logfile)) {</span> |
| <span class="source-line-no">095</span><span id="line-95"> walPath = new Path(logfile);</span> |
| <span class="source-line-no">096</span><span id="line-96"> } else {</span> |
| <span class="source-line-no">097</span><span id="line-97"> walPath = new Path(walDir, logfile);</span> |
| <span class="source-line-no">098</span><span id="line-98"> }</span> |
| <span class="source-line-no">099</span><span id="line-99"> FileSystem walFS = walDir.getFileSystem(conf);</span> |
| <span class="source-line-no">100</span><span id="line-100"> boolean corrupt = ZKSplitLog.isCorrupted(walDir, walPath.getName(), walFS);</span> |
| <span class="source-line-no">101</span><span id="line-101"> archive(walPath, corrupt, oldLogDir, walFS, conf);</span> |
| <span class="source-line-no">102</span><span id="line-102"> Path stagingDir = ZKSplitLog.getSplitLogDir(walDir, walPath.getName());</span> |
| <span class="source-line-no">103</span><span id="line-103"> walFS.delete(stagingDir, true);</span> |
| <span class="source-line-no">104</span><span id="line-104"> }</span> |
| <span class="source-line-no">105</span><span id="line-105"></span> |
| <span class="source-line-no">106</span><span id="line-106"> /**</span> |
| <span class="source-line-no">107</span><span id="line-107"> * Moves processed logs to a oldLogDir after successful processing Moves corrupted logs (any log</span> |
| <span class="source-line-no">108</span><span id="line-108"> * that couldn't be successfully parsed to corruptDir (.corrupt) for later investigation</span> |
| <span class="source-line-no">109</span><span id="line-109"> */</span> |
| <span class="source-line-no">110</span><span id="line-110"> static void archive(final Path wal, final boolean corrupt, final Path oldWALDir,</span> |
| <span class="source-line-no">111</span><span id="line-111"> final FileSystem walFS, final Configuration conf) throws IOException {</span> |
| <span class="source-line-no">112</span><span id="line-112"> Path dir;</span> |
| <span class="source-line-no">113</span><span id="line-113"> Path target;</span> |
| <span class="source-line-no">114</span><span id="line-114"> if (corrupt) {</span> |
| <span class="source-line-no">115</span><span id="line-115"> dir = new Path(CommonFSUtils.getWALRootDir(conf), HConstants.CORRUPT_DIR_NAME);</span> |
| <span class="source-line-no">116</span><span id="line-116"> if (conf.get("hbase.regionserver.hlog.splitlog.corrupt.dir") != null) {</span> |
| <span class="source-line-no">117</span><span id="line-117"> LOG.warn("hbase.regionserver.hlog.splitlog.corrupt.dir is deprecated. Default to {}", dir);</span> |
| <span class="source-line-no">118</span><span id="line-118"> }</span> |
| <span class="source-line-no">119</span><span id="line-119"> target = new Path(dir, wal.getName());</span> |
| <span class="source-line-no">120</span><span id="line-120"> } else {</span> |
| <span class="source-line-no">121</span><span id="line-121"> dir = oldWALDir;</span> |
| <span class="source-line-no">122</span><span id="line-122"> target = AbstractFSWAL.getWALArchivePath(oldWALDir, wal);</span> |
| <span class="source-line-no">123</span><span id="line-123"> }</span> |
| <span class="source-line-no">124</span><span id="line-124"> mkdir(walFS, dir);</span> |
| <span class="source-line-no">125</span><span id="line-125"> moveWAL(walFS, wal, target);</span> |
| <span class="source-line-no">126</span><span id="line-126"> }</span> |
| <span class="source-line-no">127</span><span id="line-127"></span> |
| <span class="source-line-no">128</span><span id="line-128"> private static void mkdir(FileSystem fs, Path dir) throws IOException {</span> |
| <span class="source-line-no">129</span><span id="line-129"> if (!fs.mkdirs(dir)) {</span> |
| <span class="source-line-no">130</span><span id="line-130"> LOG.warn("Failed mkdir {}", dir);</span> |
| <span class="source-line-no">131</span><span id="line-131"> }</span> |
| <span class="source-line-no">132</span><span id="line-132"> }</span> |
| <span class="source-line-no">133</span><span id="line-133"></span> |
| <span class="source-line-no">134</span><span id="line-134"> /**</span> |
| <span class="source-line-no">135</span><span id="line-135"> * Move WAL. Used to move processed WALs to archive or bad WALs to corrupt WAL dir. WAL may have</span> |
| <span class="source-line-no">136</span><span id="line-136"> * already been moved; makes allowance.</span> |
| <span class="source-line-no">137</span><span id="line-137"> */</span> |
| <span class="source-line-no">138</span><span id="line-138"> public static void moveWAL(FileSystem fs, Path p, Path targetDir) throws IOException {</span> |
| <span class="source-line-no">139</span><span id="line-139"> if (fs.exists(p)) {</span> |
| <span class="source-line-no">140</span><span id="line-140"> if (!CommonFSUtils.renameAndSetModifyTime(fs, p, targetDir)) {</span> |
| <span class="source-line-no">141</span><span id="line-141"> LOG.warn("Failed move of {} to {}", p, targetDir);</span> |
| <span class="source-line-no">142</span><span id="line-142"> } else {</span> |
| <span class="source-line-no">143</span><span id="line-143"> LOG.info("Moved {} to {}", p, targetDir);</span> |
| <span class="source-line-no">144</span><span id="line-144"> }</span> |
| <span class="source-line-no">145</span><span id="line-145"> }</span> |
| <span class="source-line-no">146</span><span id="line-146"> }</span> |
| <span class="source-line-no">147</span><span id="line-147"></span> |
| <span class="source-line-no">148</span><span id="line-148"> /**</span> |
| <span class="source-line-no">149</span><span id="line-149"> * Path to a file under RECOVERED_EDITS_DIR directory of the region found in <code>logEntry</code></span> |
| <span class="source-line-no">150</span><span id="line-150"> * named for the sequenceid in the passed <code>logEntry</code>: e.g.</span> |
| <span class="source-line-no">151</span><span id="line-151"> * /hbase/some_table/2323432434/recovered.edits/2332. This method also ensures existence of</span> |
| <span class="source-line-no">152</span><span id="line-152"> * RECOVERED_EDITS_DIR under the region creating it if necessary. And also set storage policy for</span> |
| <span class="source-line-no">153</span><span id="line-153"> * RECOVERED_EDITS_DIR if WAL_STORAGE_POLICY is configured.</span> |
| <span class="source-line-no">154</span><span id="line-154"> * @param tableName the table name</span> |
| <span class="source-line-no">155</span><span id="line-155"> * @param encodedRegionName the encoded region name</span> |
| <span class="source-line-no">156</span><span id="line-156"> * @param seqId the sequence id which used to generate file name</span> |
| <span class="source-line-no">157</span><span id="line-157"> * @param fileNameBeingSplit the file being split currently. Used to generate tmp file name.</span> |
| <span class="source-line-no">158</span><span id="line-158"> * @param tmpDirName of the directory used to sideline old recovered edits file</span> |
| <span class="source-line-no">159</span><span id="line-159"> * @param conf configuration</span> |
| <span class="source-line-no">160</span><span id="line-160"> * @return Path to file into which to dump split log edits.</span> |
| <span class="source-line-no">161</span><span id="line-161"> */</span> |
| <span class="source-line-no">162</span><span id="line-162"> @SuppressWarnings("deprecation")</span> |
| <span class="source-line-no">163</span><span id="line-163"> static Path getRegionSplitEditsPath(TableName tableName, byte[] encodedRegionName, long seqId,</span> |
| <span class="source-line-no">164</span><span id="line-164"> String fileNameBeingSplit, String tmpDirName, Configuration conf) throws IOException {</span> |
| <span class="source-line-no">165</span><span id="line-165"> FileSystem walFS = CommonFSUtils.getWALFileSystem(conf);</span> |
| <span class="source-line-no">166</span><span id="line-166"> Path tableDir = CommonFSUtils.getWALTableDir(conf, tableName);</span> |
| <span class="source-line-no">167</span><span id="line-167"> String encodedRegionNameStr = Bytes.toString(encodedRegionName);</span> |
| <span class="source-line-no">168</span><span id="line-168"> Path regionDir = HRegion.getRegionDir(tableDir, encodedRegionNameStr);</span> |
| <span class="source-line-no">169</span><span id="line-169"> Path dir = getRegionDirRecoveredEditsDir(regionDir);</span> |
| <span class="source-line-no">170</span><span id="line-170"></span> |
| <span class="source-line-no">171</span><span id="line-171"> if (walFS.exists(dir) && walFS.isFile(dir)) {</span> |
| <span class="source-line-no">172</span><span id="line-172"> Path tmp = new Path(tmpDirName);</span> |
| <span class="source-line-no">173</span><span id="line-173"> if (!walFS.exists(tmp)) {</span> |
| <span class="source-line-no">174</span><span id="line-174"> walFS.mkdirs(tmp);</span> |
| <span class="source-line-no">175</span><span id="line-175"> }</span> |
| <span class="source-line-no">176</span><span id="line-176"> tmp = new Path(tmp, HConstants.RECOVERED_EDITS_DIR + "_" + encodedRegionNameStr);</span> |
| <span class="source-line-no">177</span><span id="line-177"> LOG.warn("Found existing old file: {}. It could be some "</span> |
| <span class="source-line-no">178</span><span id="line-178"> + "leftover of an old installation. It should be a folder instead. " + "So moving it to {}",</span> |
| <span class="source-line-no">179</span><span id="line-179"> dir, tmp);</span> |
| <span class="source-line-no">180</span><span id="line-180"> if (!walFS.rename(dir, tmp)) {</span> |
| <span class="source-line-no">181</span><span id="line-181"> LOG.warn("Failed to sideline old file {}", dir);</span> |
| <span class="source-line-no">182</span><span id="line-182"> }</span> |
| <span class="source-line-no">183</span><span id="line-183"> }</span> |
| <span class="source-line-no">184</span><span id="line-184"></span> |
| <span class="source-line-no">185</span><span id="line-185"> if (!walFS.exists(dir) && !walFS.mkdirs(dir)) {</span> |
| <span class="source-line-no">186</span><span id="line-186"> LOG.warn("mkdir failed on {}", dir);</span> |
| <span class="source-line-no">187</span><span id="line-187"> } else {</span> |
| <span class="source-line-no">188</span><span id="line-188"> String storagePolicy =</span> |
| <span class="source-line-no">189</span><span id="line-189"> conf.get(HConstants.WAL_STORAGE_POLICY, HConstants.DEFAULT_WAL_STORAGE_POLICY);</span> |
| <span class="source-line-no">190</span><span id="line-190"> CommonFSUtils.setStoragePolicy(walFS, dir, storagePolicy);</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192"> // Append fileBeingSplit to prevent name conflict since we may have duplicate wal entries now.</span> |
| <span class="source-line-no">193</span><span id="line-193"> // Append file name ends with RECOVERED_LOG_TMPFILE_SUFFIX to ensure</span> |
| <span class="source-line-no">194</span><span id="line-194"> // region's replayRecoveredEdits will not delete it</span> |
| <span class="source-line-no">195</span><span id="line-195"> String fileName = formatRecoveredEditsFileName(seqId);</span> |
| <span class="source-line-no">196</span><span id="line-196"> fileName = getTmpRecoveredEditsFileName(fileName + "-" + fileNameBeingSplit);</span> |
| <span class="source-line-no">197</span><span id="line-197"> return new Path(dir, fileName);</span> |
| <span class="source-line-no">198</span><span id="line-198"> }</span> |
| <span class="source-line-no">199</span><span id="line-199"></span> |
| <span class="source-line-no">200</span><span id="line-200"> private static String getTmpRecoveredEditsFileName(String fileName) {</span> |
| <span class="source-line-no">201</span><span id="line-201"> return fileName + RECOVERED_LOG_TMPFILE_SUFFIX;</span> |
| <span class="source-line-no">202</span><span id="line-202"> }</span> |
| <span class="source-line-no">203</span><span id="line-203"></span> |
| <span class="source-line-no">204</span><span id="line-204"> /**</span> |
| <span class="source-line-no">205</span><span id="line-205"> * Get the completed recovered edits file path, renaming it to be by last edit in the file from</span> |
| <span class="source-line-no">206</span><span id="line-206"> * its first edit. Then we could use the name to skip recovered edits when doing</span> |
| <span class="source-line-no">207</span><span id="line-207"> * HRegion#replayRecoveredEditsIfAny(Map, CancelableProgressable, MonitoredTask).</span> |
| <span class="source-line-no">208</span><span id="line-208"> * @return dstPath take file's last edit log seq num as the name</span> |
| <span class="source-line-no">209</span><span id="line-209"> */</span> |
| <span class="source-line-no">210</span><span id="line-210"> static Path getCompletedRecoveredEditsFilePath(Path srcPath, long maximumEditWALSeqNum) {</span> |
| <span class="source-line-no">211</span><span id="line-211"> String fileName = formatRecoveredEditsFileName(maximumEditWALSeqNum);</span> |
| <span class="source-line-no">212</span><span id="line-212"> return new Path(srcPath.getParent(), fileName);</span> |
| <span class="source-line-no">213</span><span id="line-213"> }</span> |
| <span class="source-line-no">214</span><span id="line-214"></span> |
| <span class="source-line-no">215</span><span id="line-215"> static String formatRecoveredEditsFileName(final long seqid) {</span> |
| <span class="source-line-no">216</span><span id="line-216"> return String.format("%019d", seqid);</span> |
| <span class="source-line-no">217</span><span id="line-217"> }</span> |
| <span class="source-line-no">218</span><span id="line-218"></span> |
| <span class="source-line-no">219</span><span id="line-219"> /**</span> |
| <span class="source-line-no">220</span><span id="line-220"> * @param regionDir This regions directory in the filesystem.</span> |
| <span class="source-line-no">221</span><span id="line-221"> * @return The directory that holds recovered edits files for the region <code>regionDir</code></span> |
| <span class="source-line-no">222</span><span id="line-222"> */</span> |
| <span class="source-line-no">223</span><span id="line-223"> public static Path getRegionDirRecoveredEditsDir(final Path regionDir) {</span> |
| <span class="source-line-no">224</span><span id="line-224"> return new Path(regionDir, HConstants.RECOVERED_EDITS_DIR);</span> |
| <span class="source-line-no">225</span><span id="line-225"> }</span> |
| <span class="source-line-no">226</span><span id="line-226"></span> |
| <span class="source-line-no">227</span><span id="line-227"> /**</span> |
| <span class="source-line-no">228</span><span id="line-228"> * Check whether there is recovered.edits in the region dir</span> |
| <span class="source-line-no">229</span><span id="line-229"> * @param conf conf</span> |
| <span class="source-line-no">230</span><span id="line-230"> * @param regionInfo the region to check</span> |
| <span class="source-line-no">231</span><span id="line-231"> * @return true if recovered.edits exist in the region dir</span> |
| <span class="source-line-no">232</span><span id="line-232"> */</span> |
| <span class="source-line-no">233</span><span id="line-233"> public static boolean hasRecoveredEdits(final Configuration conf, final RegionInfo regionInfo)</span> |
| <span class="source-line-no">234</span><span id="line-234"> throws IOException {</span> |
| <span class="source-line-no">235</span><span id="line-235"> // No recovered.edits for non default replica regions</span> |
| <span class="source-line-no">236</span><span id="line-236"> if (regionInfo.getReplicaId() != RegionInfo.DEFAULT_REPLICA_ID) {</span> |
| <span class="source-line-no">237</span><span id="line-237"> return false;</span> |
| <span class="source-line-no">238</span><span id="line-238"> }</span> |
| <span class="source-line-no">239</span><span id="line-239"> // Only default replica region can reach here, so we can use regioninfo</span> |
| <span class="source-line-no">240</span><span id="line-240"> // directly without converting it to default replica's regioninfo.</span> |
| <span class="source-line-no">241</span><span id="line-241"> Path regionWALDir =</span> |
| <span class="source-line-no">242</span><span id="line-242"> CommonFSUtils.getWALRegionDir(conf, regionInfo.getTable(), regionInfo.getEncodedName());</span> |
| <span class="source-line-no">243</span><span id="line-243"> Path regionDir = FSUtils.getRegionDirFromRootDir(CommonFSUtils.getRootDir(conf), regionInfo);</span> |
| <span class="source-line-no">244</span><span id="line-244"> Path wrongRegionWALDir =</span> |
| <span class="source-line-no">245</span><span id="line-245"> CommonFSUtils.getWrongWALRegionDir(conf, regionInfo.getTable(), regionInfo.getEncodedName());</span> |
| <span class="source-line-no">246</span><span id="line-246"> FileSystem walFs = CommonFSUtils.getWALFileSystem(conf);</span> |
| <span class="source-line-no">247</span><span id="line-247"> FileSystem rootFs = CommonFSUtils.getRootDirFileSystem(conf);</span> |
| <span class="source-line-no">248</span><span id="line-248"> NavigableSet<Path> files = getSplitEditFilesSorted(walFs, regionWALDir);</span> |
| <span class="source-line-no">249</span><span id="line-249"> if (!files.isEmpty()) {</span> |
| <span class="source-line-no">250</span><span id="line-250"> return true;</span> |
| <span class="source-line-no">251</span><span id="line-251"> }</span> |
| <span class="source-line-no">252</span><span id="line-252"> files = getSplitEditFilesSorted(rootFs, regionDir);</span> |
| <span class="source-line-no">253</span><span id="line-253"> if (!files.isEmpty()) {</span> |
| <span class="source-line-no">254</span><span id="line-254"> return true;</span> |
| <span class="source-line-no">255</span><span id="line-255"> }</span> |
| <span class="source-line-no">256</span><span id="line-256"> files = getSplitEditFilesSorted(walFs, wrongRegionWALDir);</span> |
| <span class="source-line-no">257</span><span id="line-257"> return !files.isEmpty();</span> |
| <span class="source-line-no">258</span><span id="line-258"> }</span> |
| <span class="source-line-no">259</span><span id="line-259"></span> |
| <span class="source-line-no">260</span><span id="line-260"> /**</span> |
| <span class="source-line-no">261</span><span id="line-261"> * This method will check 3 places for finding the max sequence id file. One is the expected</span> |
| <span class="source-line-no">262</span><span id="line-262"> * place, another is the old place under the region directory, and the last one is the wrong one</span> |
| <span class="source-line-no">263</span><span id="line-263"> * we introduced in HBASE-20734. See HBASE-22617 for more details.</span> |
| <span class="source-line-no">264</span><span id="line-264"> * <p/></span> |
| <span class="source-line-no">265</span><span id="line-265"> * Notice that, you should always call this method instead of</span> |
| <span class="source-line-no">266</span><span id="line-266"> * {@link #getMaxRegionSequenceId(FileSystem, Path)} until 4.0.0 release.</span> |
| <span class="source-line-no">267</span><span id="line-267"> * @deprecated Only for compatibility, will be removed in 4.0.0.</span> |
| <span class="source-line-no">268</span><span id="line-268"> */</span> |
| <span class="source-line-no">269</span><span id="line-269"> @Deprecated</span> |
| <span class="source-line-no">270</span><span id="line-270"> public static long getMaxRegionSequenceId(Configuration conf, RegionInfo region,</span> |
| <span class="source-line-no">271</span><span id="line-271"> IOExceptionSupplier<FileSystem> rootFsSupplier, IOExceptionSupplier<FileSystem> walFsSupplier)</span> |
| <span class="source-line-no">272</span><span id="line-272"> throws IOException {</span> |
| <span class="source-line-no">273</span><span id="line-273"> FileSystem rootFs = rootFsSupplier.get();</span> |
| <span class="source-line-no">274</span><span id="line-274"> FileSystem walFs = walFsSupplier.get();</span> |
| <span class="source-line-no">275</span><span id="line-275"> Path regionWALDir =</span> |
| <span class="source-line-no">276</span><span id="line-276"> CommonFSUtils.getWALRegionDir(conf, region.getTable(), region.getEncodedName());</span> |
| <span class="source-line-no">277</span><span id="line-277"> // This is the old place where we store max sequence id file</span> |
| <span class="source-line-no">278</span><span id="line-278"> Path regionDir = FSUtils.getRegionDirFromRootDir(CommonFSUtils.getRootDir(conf), region);</span> |
| <span class="source-line-no">279</span><span id="line-279"> // This is for HBASE-20734, where we use a wrong directory, see HBASE-22617 for more details.</span> |
| <span class="source-line-no">280</span><span id="line-280"> Path wrongRegionWALDir =</span> |
| <span class="source-line-no">281</span><span id="line-281"> CommonFSUtils.getWrongWALRegionDir(conf, region.getTable(), region.getEncodedName());</span> |
| <span class="source-line-no">282</span><span id="line-282"> long maxSeqId = getMaxRegionSequenceId(walFs, regionWALDir);</span> |
| <span class="source-line-no">283</span><span id="line-283"> maxSeqId = Math.max(maxSeqId, getMaxRegionSequenceId(rootFs, regionDir));</span> |
| <span class="source-line-no">284</span><span id="line-284"> maxSeqId = Math.max(maxSeqId, getMaxRegionSequenceId(walFs, wrongRegionWALDir));</span> |
| <span class="source-line-no">285</span><span id="line-285"> return maxSeqId;</span> |
| <span class="source-line-no">286</span><span id="line-286"> }</span> |
| <span class="source-line-no">287</span><span id="line-287"></span> |
| <span class="source-line-no">288</span><span id="line-288"> /**</span> |
| <span class="source-line-no">289</span><span id="line-289"> * Returns sorted set of edit files made by splitter, excluding files with '.temp' suffix.</span> |
| <span class="source-line-no">290</span><span id="line-290"> * @param walFS WAL FileSystem used to retrieving split edits files.</span> |
| <span class="source-line-no">291</span><span id="line-291"> * @param regionDir WAL region dir to look for recovered edits files under.</span> |
| <span class="source-line-no">292</span><span id="line-292"> * @return Files in passed <code>regionDir</code> as a sorted set.</span> |
| <span class="source-line-no">293</span><span id="line-293"> */</span> |
| <span class="source-line-no">294</span><span id="line-294"> public static NavigableSet<Path> getSplitEditFilesSorted(final FileSystem walFS,</span> |
| <span class="source-line-no">295</span><span id="line-295"> final Path regionDir) throws IOException {</span> |
| <span class="source-line-no">296</span><span id="line-296"> NavigableSet<Path> filesSorted = new TreeSet<>();</span> |
| <span class="source-line-no">297</span><span id="line-297"> Path editsdir = getRegionDirRecoveredEditsDir(regionDir);</span> |
| <span class="source-line-no">298</span><span id="line-298"> if (!walFS.exists(editsdir)) {</span> |
| <span class="source-line-no">299</span><span id="line-299"> return filesSorted;</span> |
| <span class="source-line-no">300</span><span id="line-300"> }</span> |
| <span class="source-line-no">301</span><span id="line-301"> FileStatus[] files = CommonFSUtils.listStatus(walFS, editsdir, new PathFilter() {</span> |
| <span class="source-line-no">302</span><span id="line-302"> @Override</span> |
| <span class="source-line-no">303</span><span id="line-303"> public boolean accept(Path p) {</span> |
| <span class="source-line-no">304</span><span id="line-304"> boolean result = false;</span> |
| <span class="source-line-no">305</span><span id="line-305"> try {</span> |
| <span class="source-line-no">306</span><span id="line-306"> // Return files and only files that match the editfile names pattern.</span> |
| <span class="source-line-no">307</span><span id="line-307"> // There can be other files in this directory other than edit files.</span> |
| <span class="source-line-no">308</span><span id="line-308"> // In particular, on error, we'll move aside the bad edit file giving</span> |
| <span class="source-line-no">309</span><span id="line-309"> // it a timestamp suffix. See moveAsideBadEditsFile.</span> |
| <span class="source-line-no">310</span><span id="line-310"> Matcher m = EDITFILES_NAME_PATTERN.matcher(p.getName());</span> |
| <span class="source-line-no">311</span><span id="line-311"> result = walFS.isFile(p) && m.matches();</span> |
| <span class="source-line-no">312</span><span id="line-312"> // Skip the file whose name ends with RECOVERED_LOG_TMPFILE_SUFFIX,</span> |
| <span class="source-line-no">313</span><span id="line-313"> // because it means splitwal thread is writting this file.</span> |
| <span class="source-line-no">314</span><span id="line-314"> if (p.getName().endsWith(RECOVERED_LOG_TMPFILE_SUFFIX)) {</span> |
| <span class="source-line-no">315</span><span id="line-315"> result = false;</span> |
| <span class="source-line-no">316</span><span id="line-316"> }</span> |
| <span class="source-line-no">317</span><span id="line-317"> // Skip SeqId Files</span> |
| <span class="source-line-no">318</span><span id="line-318"> if (isSequenceIdFile(p)) {</span> |
| <span class="source-line-no">319</span><span id="line-319"> result = false;</span> |
| <span class="source-line-no">320</span><span id="line-320"> }</span> |
| <span class="source-line-no">321</span><span id="line-321"> } catch (IOException e) {</span> |
| <span class="source-line-no">322</span><span id="line-322"> LOG.warn("Failed isFile check on {}", p, e);</span> |
| <span class="source-line-no">323</span><span id="line-323"> }</span> |
| <span class="source-line-no">324</span><span id="line-324"> return result;</span> |
| <span class="source-line-no">325</span><span id="line-325"> }</span> |
| <span class="source-line-no">326</span><span id="line-326"> });</span> |
| <span class="source-line-no">327</span><span id="line-327"> if (ArrayUtils.isNotEmpty(files)) {</span> |
| <span class="source-line-no">328</span><span id="line-328"> Arrays.asList(files).forEach(status -> filesSorted.add(status.getPath()));</span> |
| <span class="source-line-no">329</span><span id="line-329"> }</span> |
| <span class="source-line-no">330</span><span id="line-330"> return filesSorted;</span> |
| <span class="source-line-no">331</span><span id="line-331"> }</span> |
| <span class="source-line-no">332</span><span id="line-332"></span> |
| <span class="source-line-no">333</span><span id="line-333"> /**</span> |
| <span class="source-line-no">334</span><span id="line-334"> * Move aside a bad edits file.</span> |
| <span class="source-line-no">335</span><span id="line-335"> * @param fs the file system used to rename bad edits file.</span> |
| <span class="source-line-no">336</span><span id="line-336"> * @param edits Edits file to move aside.</span> |
| <span class="source-line-no">337</span><span id="line-337"> * @return The name of the moved aside file.</span> |
| <span class="source-line-no">338</span><span id="line-338"> */</span> |
| <span class="source-line-no">339</span><span id="line-339"> public static Path moveAsideBadEditsFile(final FileSystem fs, final Path edits)</span> |
| <span class="source-line-no">340</span><span id="line-340"> throws IOException {</span> |
| <span class="source-line-no">341</span><span id="line-341"> Path moveAsideName =</span> |
| <span class="source-line-no">342</span><span id="line-342"> new Path(edits.getParent(), edits.getName() + "." + EnvironmentEdgeManager.currentTime());</span> |
| <span class="source-line-no">343</span><span id="line-343"> if (!fs.rename(edits, moveAsideName)) {</span> |
| <span class="source-line-no">344</span><span id="line-344"> LOG.warn("Rename failed from {} to {}", edits, moveAsideName);</span> |
| <span class="source-line-no">345</span><span id="line-345"> }</span> |
| <span class="source-line-no">346</span><span id="line-346"> return moveAsideName;</span> |
| <span class="source-line-no">347</span><span id="line-347"> }</span> |
| <span class="source-line-no">348</span><span id="line-348"></span> |
| <span class="source-line-no">349</span><span id="line-349"> /**</span> |
| <span class="source-line-no">350</span><span id="line-350"> * Is the given file a region open sequence id file.</span> |
| <span class="source-line-no">351</span><span id="line-351"> */</span> |
| <span class="source-line-no">352</span><span id="line-352"> public static boolean isSequenceIdFile(final Path file) {</span> |
| <span class="source-line-no">353</span><span id="line-353"> return file.getName().endsWith(SEQUENCE_ID_FILE_SUFFIX)</span> |
| <span class="source-line-no">354</span><span id="line-354"> || file.getName().endsWith(OLD_SEQUENCE_ID_FILE_SUFFIX);</span> |
| <span class="source-line-no">355</span><span id="line-355"> }</span> |
| <span class="source-line-no">356</span><span id="line-356"></span> |
| <span class="source-line-no">357</span><span id="line-357"> private static FileStatus[] getSequenceIdFiles(FileSystem walFS, Path regionDir)</span> |
| <span class="source-line-no">358</span><span id="line-358"> throws IOException {</span> |
| <span class="source-line-no">359</span><span id="line-359"> // TODO: Why are we using a method in here as part of our normal region open where</span> |
| <span class="source-line-no">360</span><span id="line-360"> // there is no splitting involved? Fix. St.Ack 01/20/2017.</span> |
| <span class="source-line-no">361</span><span id="line-361"> Path editsDir = getRegionDirRecoveredEditsDir(regionDir);</span> |
| <span class="source-line-no">362</span><span id="line-362"> try {</span> |
| <span class="source-line-no">363</span><span id="line-363"> FileStatus[] files = walFS.listStatus(editsDir, WALSplitUtil::isSequenceIdFile);</span> |
| <span class="source-line-no">364</span><span id="line-364"> return files != null ? files : new FileStatus[0];</span> |
| <span class="source-line-no">365</span><span id="line-365"> } catch (FileNotFoundException e) {</span> |
| <span class="source-line-no">366</span><span id="line-366"> return new FileStatus[0];</span> |
| <span class="source-line-no">367</span><span id="line-367"> }</span> |
| <span class="source-line-no">368</span><span id="line-368"> }</span> |
| <span class="source-line-no">369</span><span id="line-369"></span> |
| <span class="source-line-no">370</span><span id="line-370"> private static long getMaxSequenceId(FileStatus[] files) {</span> |
| <span class="source-line-no">371</span><span id="line-371"> long maxSeqId = -1L;</span> |
| <span class="source-line-no">372</span><span id="line-372"> for (FileStatus file : files) {</span> |
| <span class="source-line-no">373</span><span id="line-373"> String fileName = file.getPath().getName();</span> |
| <span class="source-line-no">374</span><span id="line-374"> try {</span> |
| <span class="source-line-no">375</span><span id="line-375"> maxSeqId = Math.max(maxSeqId, Long</span> |
| <span class="source-line-no">376</span><span id="line-376"> .parseLong(fileName.substring(0, fileName.length() - SEQUENCE_ID_FILE_SUFFIX_LENGTH)));</span> |
| <span class="source-line-no">377</span><span id="line-377"> } catch (NumberFormatException ex) {</span> |
| <span class="source-line-no">378</span><span id="line-378"> LOG.warn("Invalid SeqId File Name={}", fileName);</span> |
| <span class="source-line-no">379</span><span id="line-379"> }</span> |
| <span class="source-line-no">380</span><span id="line-380"> }</span> |
| <span class="source-line-no">381</span><span id="line-381"> return maxSeqId;</span> |
| <span class="source-line-no">382</span><span id="line-382"> }</span> |
| <span class="source-line-no">383</span><span id="line-383"></span> |
| <span class="source-line-no">384</span><span id="line-384"> /**</span> |
| <span class="source-line-no">385</span><span id="line-385"> * Get the max sequence id which is stored in the region directory. -1 if none.</span> |
| <span class="source-line-no">386</span><span id="line-386"> */</span> |
| <span class="source-line-no">387</span><span id="line-387"> public static long getMaxRegionSequenceId(FileSystem walFS, Path regionDir) throws IOException {</span> |
| <span class="source-line-no">388</span><span id="line-388"> return getMaxSequenceId(getSequenceIdFiles(walFS, regionDir));</span> |
| <span class="source-line-no">389</span><span id="line-389"> }</span> |
| <span class="source-line-no">390</span><span id="line-390"></span> |
| <span class="source-line-no">391</span><span id="line-391"> /**</span> |
| <span class="source-line-no">392</span><span id="line-392"> * Create a file with name as region's max sequence id</span> |
| <span class="source-line-no">393</span><span id="line-393"> */</span> |
| <span class="source-line-no">394</span><span id="line-394"> public static void writeRegionSequenceIdFile(FileSystem walFS, Path regionDir, long newMaxSeqId)</span> |
| <span class="source-line-no">395</span><span id="line-395"> throws IOException {</span> |
| <span class="source-line-no">396</span><span id="line-396"> FileStatus[] files = getSequenceIdFiles(walFS, regionDir);</span> |
| <span class="source-line-no">397</span><span id="line-397"> long maxSeqId = getMaxSequenceId(files);</span> |
| <span class="source-line-no">398</span><span id="line-398"> if (maxSeqId > newMaxSeqId) {</span> |
| <span class="source-line-no">399</span><span id="line-399"> throw new IOException("The new max sequence id " + newMaxSeqId</span> |
| <span class="source-line-no">400</span><span id="line-400"> + " is less than the old max sequence id " + maxSeqId);</span> |
| <span class="source-line-no">401</span><span id="line-401"> }</span> |
| <span class="source-line-no">402</span><span id="line-402"> // write a new seqId file</span> |
| <span class="source-line-no">403</span><span id="line-403"> Path newSeqIdFile =</span> |
| <span class="source-line-no">404</span><span id="line-404"> new Path(getRegionDirRecoveredEditsDir(regionDir), newMaxSeqId + SEQUENCE_ID_FILE_SUFFIX);</span> |
| <span class="source-line-no">405</span><span id="line-405"> if (newMaxSeqId != maxSeqId) {</span> |
| <span class="source-line-no">406</span><span id="line-406"> try {</span> |
| <span class="source-line-no">407</span><span id="line-407"> if (!walFS.createNewFile(newSeqIdFile) && !walFS.exists(newSeqIdFile)) {</span> |
| <span class="source-line-no">408</span><span id="line-408"> throw new IOException("Failed to create SeqId file:" + newSeqIdFile);</span> |
| <span class="source-line-no">409</span><span id="line-409"> }</span> |
| <span class="source-line-no">410</span><span id="line-410"> LOG.debug("Wrote file={}, newMaxSeqId={}, maxSeqId={}", newSeqIdFile, newMaxSeqId,</span> |
| <span class="source-line-no">411</span><span id="line-411"> maxSeqId);</span> |
| <span class="source-line-no">412</span><span id="line-412"> } catch (FileAlreadyExistsException ignored) {</span> |
| <span class="source-line-no">413</span><span id="line-413"> // latest hdfs throws this exception. it's all right if newSeqIdFile already exists</span> |
| <span class="source-line-no">414</span><span id="line-414"> }</span> |
| <span class="source-line-no">415</span><span id="line-415"> }</span> |
| <span class="source-line-no">416</span><span id="line-416"> // remove old ones</span> |
| <span class="source-line-no">417</span><span id="line-417"> for (FileStatus status : files) {</span> |
| <span class="source-line-no">418</span><span id="line-418"> if (!newSeqIdFile.equals(status.getPath())) {</span> |
| <span class="source-line-no">419</span><span id="line-419"> walFS.delete(status.getPath(), false);</span> |
| <span class="source-line-no">420</span><span id="line-420"> }</span> |
| <span class="source-line-no">421</span><span id="line-421"> }</span> |
| <span class="source-line-no">422</span><span id="line-422"> }</span> |
| <span class="source-line-no">423</span><span id="line-423"></span> |
| <span class="source-line-no">424</span><span id="line-424"> /** A struct used by getMutationsFromWALEntry */</span> |
| <span class="source-line-no">425</span><span id="line-425"> public static class MutationReplay implements Comparable<MutationReplay> {</span> |
| <span class="source-line-no">426</span><span id="line-426"> public MutationReplay(ClientProtos.MutationProto.MutationType type, Mutation mutation,</span> |
| <span class="source-line-no">427</span><span id="line-427"> long nonceGroup, long nonce) {</span> |
| <span class="source-line-no">428</span><span id="line-428"> this.type = type;</span> |
| <span class="source-line-no">429</span><span id="line-429"> this.mutation = mutation;</span> |
| <span class="source-line-no">430</span><span id="line-430"> if (this.mutation.getDurability() != Durability.SKIP_WAL) {</span> |
| <span class="source-line-no">431</span><span id="line-431"> // using ASYNC_WAL for relay</span> |
| <span class="source-line-no">432</span><span id="line-432"> this.mutation.setDurability(Durability.ASYNC_WAL);</span> |
| <span class="source-line-no">433</span><span id="line-433"> }</span> |
| <span class="source-line-no">434</span><span id="line-434"> this.nonceGroup = nonceGroup;</span> |
| <span class="source-line-no">435</span><span id="line-435"> this.nonce = nonce;</span> |
| <span class="source-line-no">436</span><span id="line-436"> }</span> |
| <span class="source-line-no">437</span><span id="line-437"></span> |
| <span class="source-line-no">438</span><span id="line-438"> private final ClientProtos.MutationProto.MutationType type;</span> |
| <span class="source-line-no">439</span><span id="line-439"> @SuppressWarnings("checkstyle:VisibilityModifier")</span> |
| <span class="source-line-no">440</span><span id="line-440"> public final Mutation mutation;</span> |
| <span class="source-line-no">441</span><span id="line-441"> @SuppressWarnings("checkstyle:VisibilityModifier")</span> |
| <span class="source-line-no">442</span><span id="line-442"> public final long nonceGroup;</span> |
| <span class="source-line-no">443</span><span id="line-443"> @SuppressWarnings("checkstyle:VisibilityModifier")</span> |
| <span class="source-line-no">444</span><span id="line-444"> public final long nonce;</span> |
| <span class="source-line-no">445</span><span id="line-445"></span> |
| <span class="source-line-no">446</span><span id="line-446"> @Override</span> |
| <span class="source-line-no">447</span><span id="line-447"> public int compareTo(final MutationReplay d) {</span> |
| <span class="source-line-no">448</span><span id="line-448"> return Row.COMPARATOR.compare(mutation, d.mutation);</span> |
| <span class="source-line-no">449</span><span id="line-449"> }</span> |
| <span class="source-line-no">450</span><span id="line-450"></span> |
| <span class="source-line-no">451</span><span id="line-451"> @Override</span> |
| <span class="source-line-no">452</span><span id="line-452"> public boolean equals(Object obj) {</span> |
| <span class="source-line-no">453</span><span id="line-453"> if (!(obj instanceof MutationReplay)) {</span> |
| <span class="source-line-no">454</span><span id="line-454"> return false;</span> |
| <span class="source-line-no">455</span><span id="line-455"> } else {</span> |
| <span class="source-line-no">456</span><span id="line-456"> return this.compareTo((MutationReplay) obj) == 0;</span> |
| <span class="source-line-no">457</span><span id="line-457"> }</span> |
| <span class="source-line-no">458</span><span id="line-458"> }</span> |
| <span class="source-line-no">459</span><span id="line-459"></span> |
| <span class="source-line-no">460</span><span id="line-460"> @Override</span> |
| <span class="source-line-no">461</span><span id="line-461"> public int hashCode() {</span> |
| <span class="source-line-no">462</span><span id="line-462"> return this.mutation.hashCode();</span> |
| <span class="source-line-no">463</span><span id="line-463"> }</span> |
| <span class="source-line-no">464</span><span id="line-464"></span> |
| <span class="source-line-no">465</span><span id="line-465"> public ClientProtos.MutationProto.MutationType getType() {</span> |
| <span class="source-line-no">466</span><span id="line-466"> return type;</span> |
| <span class="source-line-no">467</span><span id="line-467"> }</span> |
| <span class="source-line-no">468</span><span id="line-468"> }</span> |
| <span class="source-line-no">469</span><span id="line-469"></span> |
| <span class="source-line-no">470</span><span id="line-470"> /**</span> |
| <span class="source-line-no">471</span><span id="line-471"> * This function is used to construct mutations from a WALEntry. It also reconstructs WALKey &amp;</span> |
| <span class="source-line-no">472</span><span id="line-472"> * WALEdit from the passed in WALEntry</span> |
| <span class="source-line-no">473</span><span id="line-473"> * @param logEntry pair of WALKey and WALEdit instance stores WALKey and WALEdit instances</span> |
| <span class="source-line-no">474</span><span id="line-474"> * extracted from the passed in WALEntry.</span> |
| <span class="source-line-no">475</span><span id="line-475"> * @return list of Pair&lt;MutationType, Mutation&gt; to be replayed</span> |
| <span class="source-line-no">476</span><span id="line-476"> * @deprecated Since 3.0.0, will be removed in 4.0.0.</span> |
| <span class="source-line-no">477</span><span id="line-477"> */</span> |
| <span class="source-line-no">478</span><span id="line-478"> @Deprecated</span> |
| <span class="source-line-no">479</span><span id="line-479"> public static List<MutationReplay> getMutationsFromWALEntry(AdminProtos.WALEntry entry,</span> |
| <span class="source-line-no">480</span><span id="line-480"> ExtendedCellScanner cells, Pair<WALKey, WALEdit> logEntry, Durability durability)</span> |
| <span class="source-line-no">481</span><span id="line-481"> throws IOException {</span> |
| <span class="source-line-no">482</span><span id="line-482"> if (entry == null) {</span> |
| <span class="source-line-no">483</span><span id="line-483"> // return an empty array</span> |
| <span class="source-line-no">484</span><span id="line-484"> return Collections.emptyList();</span> |
| <span class="source-line-no">485</span><span id="line-485"> }</span> |
| <span class="source-line-no">486</span><span id="line-486"></span> |
| <span class="source-line-no">487</span><span id="line-487"> long replaySeqId = (entry.getKey().hasOrigSequenceNumber())</span> |
| <span class="source-line-no">488</span><span id="line-488"> ? entry.getKey().getOrigSequenceNumber()</span> |
| <span class="source-line-no">489</span><span id="line-489"> : entry.getKey().getLogSequenceNumber();</span> |
| <span class="source-line-no">490</span><span id="line-490"> int count = entry.getAssociatedCellCount();</span> |
| <span class="source-line-no">491</span><span id="line-491"> List<MutationReplay> mutations = new ArrayList<>();</span> |
| <span class="source-line-no">492</span><span id="line-492"> ExtendedCell previousCell = null;</span> |
| <span class="source-line-no">493</span><span id="line-493"> Mutation m = null;</span> |
| <span class="source-line-no">494</span><span id="line-494"> WALKeyImpl key = null;</span> |
| <span class="source-line-no">495</span><span id="line-495"> WALEdit val = null;</span> |
| <span class="source-line-no">496</span><span id="line-496"> if (logEntry != null) {</span> |
| <span class="source-line-no">497</span><span id="line-497"> val = new WALEdit();</span> |
| <span class="source-line-no">498</span><span id="line-498"> }</span> |
| <span class="source-line-no">499</span><span id="line-499"></span> |
| <span class="source-line-no">500</span><span id="line-500"> for (int i = 0; i < count; i++) {</span> |
| <span class="source-line-no">501</span><span id="line-501"> // Throw index out of bounds if our cell count is off</span> |
| <span class="source-line-no">502</span><span id="line-502"> if (!cells.advance()) {</span> |
| <span class="source-line-no">503</span><span id="line-503"> throw new ArrayIndexOutOfBoundsException("Expected=" + count + ", index=" + i);</span> |
| <span class="source-line-no">504</span><span id="line-504"> }</span> |
| <span class="source-line-no">505</span><span id="line-505"> ExtendedCell cell = cells.current();</span> |
| <span class="source-line-no">506</span><span id="line-506"> if (val != null) {</span> |
| <span class="source-line-no">507</span><span id="line-507"> WALEditInternalHelper.addExtendedCell(val, cell);</span> |
| <span class="source-line-no">508</span><span id="line-508"> }</span> |
| <span class="source-line-no">509</span><span id="line-509"></span> |
| <span class="source-line-no">510</span><span id="line-510"> boolean isNewRowOrType =</span> |
| <span class="source-line-no">511</span><span id="line-511"> previousCell == null || previousCell.getTypeByte() != cell.getTypeByte()</span> |
| <span class="source-line-no">512</span><span id="line-512"> || !CellUtil.matchingRows(previousCell, cell);</span> |
| <span class="source-line-no">513</span><span id="line-513"> if (isNewRowOrType) {</span> |
| <span class="source-line-no">514</span><span id="line-514"> // Create new mutation</span> |
| <span class="source-line-no">515</span><span id="line-515"> if (CellUtil.isDelete(cell)) {</span> |
| <span class="source-line-no">516</span><span id="line-516"> m = new Delete(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());</span> |
| <span class="source-line-no">517</span><span id="line-517"> // Deletes don't have nonces.</span> |
| <span class="source-line-no">518</span><span id="line-518"> mutations.add(new MutationReplay(ClientProtos.MutationProto.MutationType.DELETE, m,</span> |
| <span class="source-line-no">519</span><span id="line-519"> HConstants.NO_NONCE, HConstants.NO_NONCE));</span> |
| <span class="source-line-no">520</span><span id="line-520"> } else {</span> |
| <span class="source-line-no">521</span><span id="line-521"> m = new Put(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());</span> |
| <span class="source-line-no">522</span><span id="line-522"> // Puts might come from increment or append, thus we need nonces.</span> |
| <span class="source-line-no">523</span><span id="line-523"> long nonceGroup =</span> |
| <span class="source-line-no">524</span><span id="line-524"> entry.getKey().hasNonceGroup() ? entry.getKey().getNonceGroup() : HConstants.NO_NONCE;</span> |
| <span class="source-line-no">525</span><span id="line-525"> long nonce = entry.getKey().hasNonce() ? entry.getKey().getNonce() : HConstants.NO_NONCE;</span> |
| <span class="source-line-no">526</span><span id="line-526"> mutations.add(</span> |
| <span class="source-line-no">527</span><span id="line-527"> new MutationReplay(ClientProtos.MutationProto.MutationType.PUT, m, nonceGroup, nonce));</span> |
| <span class="source-line-no">528</span><span id="line-528"> }</span> |
| <span class="source-line-no">529</span><span id="line-529"> }</span> |
| <span class="source-line-no">530</span><span id="line-530"> if (CellUtil.isDelete(cell)) {</span> |
| <span class="source-line-no">531</span><span id="line-531"> ((Delete) m).add(cell);</span> |
| <span class="source-line-no">532</span><span id="line-532"> } else {</span> |
| <span class="source-line-no">533</span><span id="line-533"> ((Put) m).add(cell);</span> |
| <span class="source-line-no">534</span><span id="line-534"> }</span> |
| <span class="source-line-no">535</span><span id="line-535"> m.setDurability(durability);</span> |
| <span class="source-line-no">536</span><span id="line-536"> previousCell = cell;</span> |
| <span class="source-line-no">537</span><span id="line-537"> }</span> |
| <span class="source-line-no">538</span><span id="line-538"></span> |
| <span class="source-line-no">539</span><span id="line-539"> // reconstruct WALKey</span> |
| <span class="source-line-no">540</span><span id="line-540"> if (logEntry != null) {</span> |
| <span class="source-line-no">541</span><span id="line-541"> org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.WALKey walKeyProto =</span> |
| <span class="source-line-no">542</span><span id="line-542"> entry.getKey();</span> |
| <span class="source-line-no">543</span><span id="line-543"> List<UUID> clusterIds = new ArrayList<>(walKeyProto.getClusterIdsCount());</span> |
| <span class="source-line-no">544</span><span id="line-544"> for (HBaseProtos.UUID uuid : entry.getKey().getClusterIdsList()) {</span> |
| <span class="source-line-no">545</span><span id="line-545"> clusterIds.add(new UUID(uuid.getMostSigBits(), uuid.getLeastSigBits()));</span> |
| <span class="source-line-no">546</span><span id="line-546"> }</span> |
| <span class="source-line-no">547</span><span id="line-547"> key = new WALKeyImpl(walKeyProto.getEncodedRegionName().toByteArray(),</span> |
| <span class="source-line-no">548</span><span id="line-548"> TableName.valueOf(walKeyProto.getTableName().toByteArray()), replaySeqId,</span> |
| <span class="source-line-no">549</span><span id="line-549"> walKeyProto.getWriteTime(), clusterIds, walKeyProto.getNonceGroup(), walKeyProto.getNonce(),</span> |
| <span class="source-line-no">550</span><span id="line-550"> null);</span> |
| <span class="source-line-no">551</span><span id="line-551"> logEntry.setFirst(key);</span> |
| <span class="source-line-no">552</span><span id="line-552"> logEntry.setSecond(val);</span> |
| <span class="source-line-no">553</span><span id="line-553"> }</span> |
| <span class="source-line-no">554</span><span id="line-554"></span> |
| <span class="source-line-no">555</span><span id="line-555"> return mutations;</span> |
| <span class="source-line-no">556</span><span id="line-556"> }</span> |
| <span class="source-line-no">557</span><span id="line-557"></span> |
| <span class="source-line-no">558</span><span id="line-558"> /**</span> |
| <span class="source-line-no">559</span><span id="line-559"> * Return path to recovered.hfiles directory of the region's column family: e.g.</span> |
| <span class="source-line-no">560</span><span id="line-560"> * /hbase/some_table/2323432434/cf/recovered.hfiles/. This method also ensures existence of</span> |
| <span class="source-line-no">561</span><span id="line-561"> * recovered.hfiles directory under the region's column family, creating it if necessary.</span> |
| <span class="source-line-no">562</span><span id="line-562"> * @param rootFS the root file system</span> |
| <span class="source-line-no">563</span><span id="line-563"> * @param conf configuration</span> |
| <span class="source-line-no">564</span><span id="line-564"> * @param tableName the table name</span> |
| <span class="source-line-no">565</span><span id="line-565"> * @param encodedRegionName the encoded region name</span> |
| <span class="source-line-no">566</span><span id="line-566"> * @param familyName the column family name</span> |
| <span class="source-line-no">567</span><span id="line-567"> * @return Path to recovered.hfiles directory of the region's column family.</span> |
| <span class="source-line-no">568</span><span id="line-568"> */</span> |
| <span class="source-line-no">569</span><span id="line-569"> static Path tryCreateRecoveredHFilesDir(FileSystem rootFS, Configuration conf,</span> |
| <span class="source-line-no">570</span><span id="line-570"> TableName tableName, String encodedRegionName, String familyName) throws IOException {</span> |
| <span class="source-line-no">571</span><span id="line-571"> Path rootDir = CommonFSUtils.getRootDir(conf);</span> |
| <span class="source-line-no">572</span><span id="line-572"> Path regionDir = FSUtils.getRegionDirFromTableDir(CommonFSUtils.getTableDir(rootDir, tableName),</span> |
| <span class="source-line-no">573</span><span id="line-573"> encodedRegionName);</span> |
| <span class="source-line-no">574</span><span id="line-574"> Path dir = getRecoveredHFilesDir(regionDir, familyName);</span> |
| <span class="source-line-no">575</span><span id="line-575"> if (!rootFS.exists(dir) && !rootFS.mkdirs(dir)) {</span> |
| <span class="source-line-no">576</span><span id="line-576"> LOG.warn("mkdir failed on {}, region {}, column family {}", dir, encodedRegionName,</span> |
| <span class="source-line-no">577</span><span id="line-577"> familyName);</span> |
| <span class="source-line-no">578</span><span id="line-578"> }</span> |
| <span class="source-line-no">579</span><span id="line-579"> return dir;</span> |
| <span class="source-line-no">580</span><span id="line-580"> }</span> |
| <span class="source-line-no">581</span><span id="line-581"></span> |
| <span class="source-line-no">582</span><span id="line-582"> /**</span> |
| <span class="source-line-no">583</span><span id="line-583"> * @param regionDir This regions directory in the filesystem</span> |
| <span class="source-line-no">584</span><span id="line-584"> * @param familyName The column family name</span> |
| <span class="source-line-no">585</span><span id="line-585"> * @return The directory that holds recovered hfiles for the region's column family</span> |
| <span class="source-line-no">586</span><span id="line-586"> */</span> |
| <span class="source-line-no">587</span><span id="line-587"> private static Path getRecoveredHFilesDir(final Path regionDir, String familyName) {</span> |
| <span class="source-line-no">588</span><span id="line-588"> return new Path(new Path(regionDir, familyName), HConstants.RECOVERED_HFILES_DIR);</span> |
| <span class="source-line-no">589</span><span id="line-589"> }</span> |
| <span class="source-line-no">590</span><span id="line-590"></span> |
| <span class="source-line-no">591</span><span id="line-591"> public static FileStatus[] getRecoveredHFiles(final FileSystem rootFS, final Path regionDir,</span> |
| <span class="source-line-no">592</span><span id="line-592"> String familyName) throws IOException {</span> |
| <span class="source-line-no">593</span><span id="line-593"> Path dir = getRecoveredHFilesDir(regionDir, familyName);</span> |
| <span class="source-line-no">594</span><span id="line-594"> return CommonFSUtils.listStatus(rootFS, dir);</span> |
| <span class="source-line-no">595</span><span id="line-595"> }</span> |
| <span class="source-line-no">596</span><span id="line-596">}</span> |
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| </main> |
| </body> |
| </html> |
