http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f32f549a/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALSplitter.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALSplitter.html b/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALSplitter.html index 0597160..b444f46 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALSplitter.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/wal/WALSplitter.html @@ -184,2145 +184,2183 @@ <span class="sourceLineNo">176</span> // Min batch size when replay WAL edits<a name="line.176"></a> <span class="sourceLineNo">177</span> private final int minBatchSize;<a name="line.177"></a> <span class="sourceLineNo">178</span><a name="line.178"></a> -<span class="sourceLineNo">179</span> WALSplitter(final WALFactory factory, Configuration conf, Path rootDir,<a name="line.179"></a> -<span class="sourceLineNo">180</span> FileSystem fs, LastSequenceId idChecker,<a name="line.180"></a> -<span class="sourceLineNo">181</span> CoordinatedStateManager csm, RecoveryMode mode) {<a name="line.181"></a> -<span class="sourceLineNo">182</span> this.conf = HBaseConfiguration.create(conf);<a name="line.182"></a> -<span class="sourceLineNo">183</span> String codecClassName = conf<a name="line.183"></a> -<span class="sourceLineNo">184</span> .get(WALCellCodec.WAL_CELL_CODEC_CLASS_KEY, WALCellCodec.class.getName());<a name="line.184"></a> -<span class="sourceLineNo">185</span> this.conf.set(HConstants.RPC_CODEC_CONF_KEY, codecClassName);<a name="line.185"></a> -<span class="sourceLineNo">186</span> this.rootDir = rootDir;<a name="line.186"></a> -<span class="sourceLineNo">187</span> this.fs = fs;<a name="line.187"></a> -<span class="sourceLineNo">188</span> this.sequenceIdChecker = idChecker;<a name="line.188"></a> -<span class="sourceLineNo">189</span> this.csm = (BaseCoordinatedStateManager)csm;<a name="line.189"></a> -<span class="sourceLineNo">190</span> this.walFactory = factory;<a name="line.190"></a> -<span class="sourceLineNo">191</span> this.controller = new PipelineController();<a name="line.191"></a> -<span class="sourceLineNo">192</span><a name="line.192"></a> -<span class="sourceLineNo">193</span> entryBuffers = new EntryBuffers(controller,<a name="line.193"></a> -<span class="sourceLineNo">194</span> this.conf.getInt("hbase.regionserver.hlog.splitlog.buffersize",<a name="line.194"></a> -<span class="sourceLineNo">195</span> 128*1024*1024));<a name="line.195"></a> +<span class="sourceLineNo">179</span> // the file being split currently<a name="line.179"></a> +<span class="sourceLineNo">180</span> private FileStatus fileBeingSplit;<a name="line.180"></a> +<span class="sourceLineNo">181</span><a name="line.181"></a> +<span class="sourceLineNo">182</span> @VisibleForTesting<a name="line.182"></a> +<span class="sourceLineNo">183</span> WALSplitter(final WALFactory factory, Configuration conf, Path rootDir,<a name="line.183"></a> +<span class="sourceLineNo">184</span> FileSystem fs, LastSequenceId idChecker,<a name="line.184"></a> +<span class="sourceLineNo">185</span> CoordinatedStateManager csm, RecoveryMode mode) {<a name="line.185"></a> +<span class="sourceLineNo">186</span> this.conf = HBaseConfiguration.create(conf);<a name="line.186"></a> +<span class="sourceLineNo">187</span> String codecClassName = conf<a name="line.187"></a> +<span class="sourceLineNo">188</span> .get(WALCellCodec.WAL_CELL_CODEC_CLASS_KEY, WALCellCodec.class.getName());<a name="line.188"></a> +<span class="sourceLineNo">189</span> this.conf.set(HConstants.RPC_CODEC_CONF_KEY, codecClassName);<a name="line.189"></a> +<span class="sourceLineNo">190</span> this.rootDir = rootDir;<a name="line.190"></a> +<span class="sourceLineNo">191</span> this.fs = fs;<a name="line.191"></a> +<span class="sourceLineNo">192</span> this.sequenceIdChecker = idChecker;<a name="line.192"></a> +<span class="sourceLineNo">193</span> this.csm = (BaseCoordinatedStateManager)csm;<a name="line.193"></a> +<span class="sourceLineNo">194</span> this.walFactory = factory;<a name="line.194"></a> +<span class="sourceLineNo">195</span> this.controller = new PipelineController();<a name="line.195"></a> <span class="sourceLineNo">196</span><a name="line.196"></a> -<span class="sourceLineNo">197</span> // a larger minBatchSize may slow down recovery because replay writer has to wait for<a name="line.197"></a> -<span class="sourceLineNo">198</span> // enough edits before replaying them<a name="line.198"></a> -<span class="sourceLineNo">199</span> this.minBatchSize = this.conf.getInt("hbase.regionserver.wal.logreplay.batch.size", 64);<a name="line.199"></a> -<span class="sourceLineNo">200</span> this.distributedLogReplay = (RecoveryMode.LOG_REPLAY == mode);<a name="line.200"></a> -<span class="sourceLineNo">201</span><a name="line.201"></a> -<span class="sourceLineNo">202</span> this.numWriterThreads = this.conf.getInt("hbase.regionserver.hlog.splitlog.writer.threads", 3);<a name="line.202"></a> -<span class="sourceLineNo">203</span> if (csm != null && this.distributedLogReplay) {<a name="line.203"></a> -<span class="sourceLineNo">204</span> outputSink = new LogReplayOutputSink(controller, entryBuffers, numWriterThreads);<a name="line.204"></a> -<span class="sourceLineNo">205</span> } else {<a name="line.205"></a> -<span class="sourceLineNo">206</span> if (this.distributedLogReplay) {<a name="line.206"></a> -<span class="sourceLineNo">207</span> LOG.info("ZooKeeperWatcher is passed in as NULL so disable distrubitedLogRepaly.");<a name="line.207"></a> -<span class="sourceLineNo">208</span> }<a name="line.208"></a> -<span class="sourceLineNo">209</span> this.distributedLogReplay = false;<a name="line.209"></a> -<span class="sourceLineNo">210</span> outputSink = new LogRecoveredEditsOutputSink(controller, entryBuffers, numWriterThreads);<a name="line.210"></a> -<span class="sourceLineNo">211</span> }<a name="line.211"></a> -<span class="sourceLineNo">212</span><a name="line.212"></a> -<span class="sourceLineNo">213</span> }<a name="line.213"></a> -<span class="sourceLineNo">214</span><a name="line.214"></a> -<span class="sourceLineNo">215</span> /**<a name="line.215"></a> -<span class="sourceLineNo">216</span> * Splits a WAL file into region's recovered-edits directory.<a name="line.216"></a> -<span class="sourceLineNo">217</span> * This is the main entry point for distributed log splitting from SplitLogWorker.<a name="line.217"></a> -<span class="sourceLineNo">218</span> * <p><a name="line.218"></a> -<span class="sourceLineNo">219</span> * If the log file has N regions then N recovered.edits files will be produced.<a name="line.219"></a> -<span class="sourceLineNo">220</span> * <p><a name="line.220"></a> -<span class="sourceLineNo">221</span> * @param rootDir<a name="line.221"></a> -<span class="sourceLineNo">222</span> * @param logfile<a name="line.222"></a> -<span class="sourceLineNo">223</span> * @param fs<a name="line.223"></a> -<span class="sourceLineNo">224</span> * @param conf<a name="line.224"></a> -<span class="sourceLineNo">225</span> * @param reporter<a name="line.225"></a> -<span class="sourceLineNo">226</span> * @param idChecker<a name="line.226"></a> -<span class="sourceLineNo">227</span> * @param cp coordination state manager<a name="line.227"></a> -<span class="sourceLineNo">228</span> * @return false if it is interrupted by the progress-able.<a name="line.228"></a> -<span class="sourceLineNo">229</span> * @throws IOException<a name="line.229"></a> -<span class="sourceLineNo">230</span> */<a name="line.230"></a> -<span class="sourceLineNo">231</span> public static boolean splitLogFile(Path rootDir, FileStatus logfile, FileSystem fs,<a name="line.231"></a> -<span class="sourceLineNo">232</span> Configuration conf, CancelableProgressable reporter, LastSequenceId idChecker,<a name="line.232"></a> -<span class="sourceLineNo">233</span> CoordinatedStateManager cp, RecoveryMode mode, final WALFactory factory) throws IOException {<a name="line.233"></a> -<span class="sourceLineNo">234</span> WALSplitter s = new WALSplitter(factory, conf, rootDir, fs, idChecker, cp, mode);<a name="line.234"></a> -<span class="sourceLineNo">235</span> return s.splitLogFile(logfile, reporter);<a name="line.235"></a> -<span class="sourceLineNo">236</span> }<a name="line.236"></a> -<span class="sourceLineNo">237</span><a name="line.237"></a> -<span class="sourceLineNo">238</span> // A wrapper to split one log folder using the method used by distributed<a name="line.238"></a> -<span class="sourceLineNo">239</span> // log splitting. Used by tools and unit tests. It should be package private.<a name="line.239"></a> -<span class="sourceLineNo">240</span> // It is public only because TestWALObserver is in a different package,<a name="line.240"></a> -<span class="sourceLineNo">241</span> // which uses this method to do log splitting.<a name="line.241"></a> -<span class="sourceLineNo">242</span> @VisibleForTesting<a name="line.242"></a> -<span class="sourceLineNo">243</span> public static List<Path> split(Path rootDir, Path logDir, Path oldLogDir,<a name="line.243"></a> -<span class="sourceLineNo">244</span> FileSystem fs, Configuration conf, final WALFactory factory) throws IOException {<a name="line.244"></a> -<span class="sourceLineNo">245</span> final FileStatus[] logfiles = SplitLogManager.getFileList(conf,<a name="line.245"></a> -<span class="sourceLineNo">246</span> Collections.singletonList(logDir), null);<a name="line.246"></a> -<span class="sourceLineNo">247</span> List<Path> splits = new ArrayList<Path>();<a name="line.247"></a> -<span class="sourceLineNo">248</span> if (logfiles != null && logfiles.length > 0) {<a name="line.248"></a> -<span class="sourceLineNo">249</span> for (FileStatus logfile: logfiles) {<a name="line.249"></a> -<span class="sourceLineNo">250</span> WALSplitter s = new WALSplitter(factory, conf, rootDir, fs, null, null,<a name="line.250"></a> -<span class="sourceLineNo">251</span> RecoveryMode.LOG_SPLITTING);<a name="line.251"></a> -<span class="sourceLineNo">252</span> if (s.splitLogFile(logfile, null)) {<a name="line.252"></a> -<span class="sourceLineNo">253</span> finishSplitLogFile(rootDir, oldLogDir, logfile.getPath(), conf);<a name="line.253"></a> -<span class="sourceLineNo">254</span> if (s.outputSink.splits != null) {<a name="line.254"></a> -<span class="sourceLineNo">255</span> splits.addAll(s.outputSink.splits);<a name="line.255"></a> -<span class="sourceLineNo">256</span> }<a name="line.256"></a> -<span class="sourceLineNo">257</span> }<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> if (!fs.delete(logDir, true)) {<a name="line.260"></a> -<span class="sourceLineNo">261</span> throw new IOException("Unable to delete src dir: " + logDir);<a name="line.261"></a> -<span class="sourceLineNo">262</span> }<a name="line.262"></a> -<span class="sourceLineNo">263</span> return splits;<a name="line.263"></a> -<span class="sourceLineNo">264</span> }<a name="line.264"></a> -<span class="sourceLineNo">265</span><a name="line.265"></a> -<span class="sourceLineNo">266</span> /**<a name="line.266"></a> -<span class="sourceLineNo">267</span> * log splitting implementation, splits one log file.<a name="line.267"></a> -<span class="sourceLineNo">268</span> * @param logfile should be an actual log file.<a name="line.268"></a> -<span class="sourceLineNo">269</span> */<a name="line.269"></a> -<span class="sourceLineNo">270</span> boolean splitLogFile(FileStatus logfile, CancelableProgressable reporter) throws IOException {<a name="line.270"></a> -<span class="sourceLineNo">271</span> Preconditions.checkState(status == null);<a name="line.271"></a> -<span class="sourceLineNo">272</span> Preconditions.checkArgument(logfile.isFile(),<a name="line.272"></a> -<span class="sourceLineNo">273</span> "passed in file status is for something other than a regular file.");<a name="line.273"></a> -<span class="sourceLineNo">274</span> boolean isCorrupted = false;<a name="line.274"></a> -<span class="sourceLineNo">275</span> boolean skipErrors = conf.getBoolean("hbase.hlog.split.skip.errors",<a name="line.275"></a> -<span class="sourceLineNo">276</span> SPLIT_SKIP_ERRORS_DEFAULT);<a name="line.276"></a> -<span class="sourceLineNo">277</span> int interval = conf.getInt("hbase.splitlog.report.interval.loglines", 1024);<a name="line.277"></a> -<span class="sourceLineNo">278</span> Path logPath = logfile.getPath();<a name="line.278"></a> -<span class="sourceLineNo">279</span> boolean outputSinkStarted = false;<a name="line.279"></a> -<span class="sourceLineNo">280</span> boolean progress_failed = false;<a name="line.280"></a> -<span class="sourceLineNo">281</span> int editsCount = 0;<a name="line.281"></a> -<span class="sourceLineNo">282</span> int editsSkipped = 0;<a name="line.282"></a> -<span class="sourceLineNo">283</span><a name="line.283"></a> -<span class="sourceLineNo">284</span> status =<a name="line.284"></a> -<span class="sourceLineNo">285</span> TaskMonitor.get().createStatus(<a name="line.285"></a> -<span class="sourceLineNo">286</span> "Splitting log file " + logfile.getPath() + "into a temporary staging area.");<a name="line.286"></a> -<span class="sourceLineNo">287</span> Reader in = null;<a name="line.287"></a> -<span class="sourceLineNo">288</span> try {<a name="line.288"></a> -<span class="sourceLineNo">289</span> long logLength = logfile.getLen();<a name="line.289"></a> -<span class="sourceLineNo">290</span> LOG.info("Splitting wal: " + logPath + ", length=" + logLength);<a name="line.290"></a> -<span class="sourceLineNo">291</span> LOG.info("DistributedLogReplay = " + this.distributedLogReplay);<a name="line.291"></a> -<span class="sourceLineNo">292</span> status.setStatus("Opening log file");<a name="line.292"></a> -<span class="sourceLineNo">293</span> if (reporter != null && !reporter.progress()) {<a name="line.293"></a> -<span class="sourceLineNo">294</span> progress_failed = true;<a name="line.294"></a> -<span class="sourceLineNo">295</span> return false;<a name="line.295"></a> -<span class="sourceLineNo">296</span> }<a name="line.296"></a> -<span class="sourceLineNo">297</span> try {<a name="line.297"></a> -<span class="sourceLineNo">298</span> in = getReader(logfile, skipErrors, reporter);<a name="line.298"></a> -<span class="sourceLineNo">299</span> } catch (CorruptedLogFileException e) {<a name="line.299"></a> -<span class="sourceLineNo">300</span> LOG.warn("Could not get reader, corrupted log file " + logPath, e);<a name="line.300"></a> -<span class="sourceLineNo">301</span> ZKSplitLog.markCorrupted(rootDir, logfile.getPath().getName(), fs);<a name="line.301"></a> -<span class="sourceLineNo">302</span> isCorrupted = true;<a name="line.302"></a> -<span class="sourceLineNo">303</span> }<a name="line.303"></a> -<span class="sourceLineNo">304</span> if (in == null) {<a name="line.304"></a> -<span class="sourceLineNo">305</span> LOG.warn("Nothing to split in log file " + logPath);<a name="line.305"></a> -<span class="sourceLineNo">306</span> return true;<a name="line.306"></a> -<span class="sourceLineNo">307</span> }<a name="line.307"></a> -<span class="sourceLineNo">308</span> int numOpenedFilesBeforeReporting = conf.getInt("hbase.splitlog.report.openedfiles", 3);<a name="line.308"></a> -<span class="sourceLineNo">309</span> int numOpenedFilesLastCheck = 0;<a name="line.309"></a> -<span class="sourceLineNo">310</span> outputSink.setReporter(reporter);<a name="line.310"></a> -<span class="sourceLineNo">311</span> outputSink.startWriterThreads();<a name="line.311"></a> -<span class="sourceLineNo">312</span> outputSinkStarted = true;<a name="line.312"></a> -<span class="sourceLineNo">313</span> Entry entry;<a name="line.313"></a> -<span class="sourceLineNo">314</span> Long lastFlushedSequenceId = -1L;<a name="line.314"></a> -<span class="sourceLineNo">315</span> ServerName serverName = DefaultWALProvider.getServerNameFromWALDirectoryName(logPath);<a name="line.315"></a> -<span class="sourceLineNo">316</span> failedServerName = (serverName == null) ? "" : serverName.getServerName();<a name="line.316"></a> -<span class="sourceLineNo">317</span> while ((entry = getNextLogLine(in, logPath, skipErrors)) != null) {<a name="line.317"></a> -<span class="sourceLineNo">318</span> byte[] region = entry.getKey().getEncodedRegionName();<a name="line.318"></a> -<span class="sourceLineNo">319</span> String encodedRegionNameAsStr = Bytes.toString(region);<a name="line.319"></a> -<span class="sourceLineNo">320</span> lastFlushedSequenceId = lastFlushedSequenceIds.get(encodedRegionNameAsStr);<a name="line.320"></a> -<span class="sourceLineNo">321</span> if (lastFlushedSequenceId == null) {<a name="line.321"></a> -<span class="sourceLineNo">322</span> if (this.distributedLogReplay) {<a name="line.322"></a> -<span class="sourceLineNo">323</span> RegionStoreSequenceIds ids =<a name="line.323"></a> -<span class="sourceLineNo">324</span> csm.getSplitLogWorkerCoordination().getRegionFlushedSequenceId(failedServerName,<a name="line.324"></a> -<span class="sourceLineNo">325</span> encodedRegionNameAsStr);<a name="line.325"></a> -<span class="sourceLineNo">326</span> if (ids != null) {<a name="line.326"></a> -<span class="sourceLineNo">327</span> lastFlushedSequenceId = ids.getLastFlushedSequenceId();<a name="line.327"></a> -<span class="sourceLineNo">328</span> if (LOG.isDebugEnabled()) {<a name="line.328"></a> -<span class="sourceLineNo">329</span> LOG.debug("DLR Last flushed sequenceid for " + encodedRegionNameAsStr + ": " +<a name="line.329"></a> -<span class="sourceLineNo">330</span> TextFormat.shortDebugString(ids));<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> } else if (sequenceIdChecker != null) {<a name="line.333"></a> -<span class="sourceLineNo">334</span> RegionStoreSequenceIds ids = sequenceIdChecker.getLastSequenceId(region);<a name="line.334"></a> -<span class="sourceLineNo">335</span> Map<byte[], Long> maxSeqIdInStores = new TreeMap<byte[], Long>(Bytes.BYTES_COMPARATOR);<a name="line.335"></a> -<span class="sourceLineNo">336</span> for (StoreSequenceId storeSeqId : ids.getStoreSequenceIdList()) {<a name="line.336"></a> -<span class="sourceLineNo">337</span> maxSeqIdInStores.put(storeSeqId.getFamilyName().toByteArray(),<a name="line.337"></a> -<span class="sourceLineNo">338</span> storeSeqId.getSequenceId());<a name="line.338"></a> -<span class="sourceLineNo">339</span> }<a name="line.339"></a> -<span class="sourceLineNo">340</span> regionMaxSeqIdInStores.put(encodedRegionNameAsStr, maxSeqIdInStores);<a name="line.340"></a> -<span class="sourceLineNo">341</span> lastFlushedSequenceId = ids.getLastFlushedSequenceId();<a name="line.341"></a> -<span class="sourceLineNo">342</span> if (LOG.isDebugEnabled()) {<a name="line.342"></a> -<span class="sourceLineNo">343</span> LOG.debug("DLS Last flushed sequenceid for " + encodedRegionNameAsStr + ": " +<a name="line.343"></a> -<span class="sourceLineNo">344</span> TextFormat.shortDebugString(ids));<a name="line.344"></a> +<span class="sourceLineNo">197</span> entryBuffers = new EntryBuffers(controller,<a name="line.197"></a> +<span class="sourceLineNo">198</span> this.conf.getInt("hbase.regionserver.hlog.splitlog.buffersize",<a name="line.198"></a> +<span class="sourceLineNo">199</span> 128*1024*1024));<a name="line.199"></a> +<span class="sourceLineNo">200</span><a name="line.200"></a> +<span class="sourceLineNo">201</span> // a larger minBatchSize may slow down recovery because replay writer has to wait for<a name="line.201"></a> +<span class="sourceLineNo">202</span> // enough edits before replaying them<a name="line.202"></a> +<span class="sourceLineNo">203</span> this.minBatchSize = this.conf.getInt("hbase.regionserver.wal.logreplay.batch.size", 64);<a name="line.203"></a> +<span class="sourceLineNo">204</span> this.distributedLogReplay = (RecoveryMode.LOG_REPLAY == mode);<a name="line.204"></a> +<span class="sourceLineNo">205</span><a name="line.205"></a> +<span class="sourceLineNo">206</span> this.numWriterThreads = this.conf.getInt("hbase.regionserver.hlog.splitlog.writer.threads", 3);<a name="line.206"></a> +<span class="sourceLineNo">207</span> if (csm != null && this.distributedLogReplay) {<a name="line.207"></a> +<span class="sourceLineNo">208</span> outputSink = new LogReplayOutputSink(controller, entryBuffers, numWriterThreads);<a name="line.208"></a> +<span class="sourceLineNo">209</span> } else {<a name="line.209"></a> +<span class="sourceLineNo">210</span> if (this.distributedLogReplay) {<a name="line.210"></a> +<span class="sourceLineNo">211</span> LOG.info("ZooKeeperWatcher is passed in as NULL so disable distrubitedLogRepaly.");<a name="line.211"></a> +<span class="sourceLineNo">212</span> }<a name="line.212"></a> +<span class="sourceLineNo">213</span> this.distributedLogReplay = false;<a name="line.213"></a> +<span class="sourceLineNo">214</span> outputSink = new LogRecoveredEditsOutputSink(controller, entryBuffers, numWriterThreads);<a name="line.214"></a> +<span class="sourceLineNo">215</span> }<a name="line.215"></a> +<span class="sourceLineNo">216</span><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> * Splits a WAL file into region's recovered-edits directory.<a name="line.220"></a> +<span class="sourceLineNo">221</span> * This is the main entry point for distributed log splitting from SplitLogWorker.<a name="line.221"></a> +<span class="sourceLineNo">222</span> * <p><a name="line.222"></a> +<span class="sourceLineNo">223</span> * If the log file has N regions then N recovered.edits files will be produced.<a name="line.223"></a> +<span class="sourceLineNo">224</span> * <p><a name="line.224"></a> +<span class="sourceLineNo">225</span> * @param rootDir<a name="line.225"></a> +<span class="sourceLineNo">226</span> * @param logfile<a name="line.226"></a> +<span class="sourceLineNo">227</span> * @param fs<a name="line.227"></a> +<span class="sourceLineNo">228</span> * @param conf<a name="line.228"></a> +<span class="sourceLineNo">229</span> * @param reporter<a name="line.229"></a> +<span class="sourceLineNo">230</span> * @param idChecker<a name="line.230"></a> +<span class="sourceLineNo">231</span> * @param cp coordination state manager<a name="line.231"></a> +<span class="sourceLineNo">232</span> * @return false if it is interrupted by the progress-able.<a name="line.232"></a> +<span class="sourceLineNo">233</span> * @throws IOException<a name="line.233"></a> +<span class="sourceLineNo">234</span> */<a name="line.234"></a> +<span class="sourceLineNo">235</span> public static boolean splitLogFile(Path rootDir, FileStatus logfile, FileSystem fs,<a name="line.235"></a> +<span class="sourceLineNo">236</span> Configuration conf, CancelableProgressable reporter, LastSequenceId idChecker,<a name="line.236"></a> +<span class="sourceLineNo">237</span> CoordinatedStateManager cp, RecoveryMode mode, final WALFactory factory) throws IOException {<a name="line.237"></a> +<span class="sourceLineNo">238</span> WALSplitter s = new WALSplitter(factory, conf, rootDir, fs, idChecker, cp, mode);<a name="line.238"></a> +<span class="sourceLineNo">239</span> return s.splitLogFile(logfile, reporter);<a name="line.239"></a> +<span class="sourceLineNo">240</span> }<a name="line.240"></a> +<span class="sourceLineNo">241</span><a name="line.241"></a> +<span class="sourceLineNo">242</span> // A wrapper to split one log folder using the method used by distributed<a name="line.242"></a> +<span class="sourceLineNo">243</span> // log splitting. Used by tools and unit tests. It should be package private.<a name="line.243"></a> +<span class="sourceLineNo">244</span> // It is public only because TestWALObserver is in a different package,<a name="line.244"></a> +<span class="sourceLineNo">245</span> // which uses this method to do log splitting.<a name="line.245"></a> +<span class="sourceLineNo">246</span> @VisibleForTesting<a name="line.246"></a> +<span class="sourceLineNo">247</span> public static List<Path> split(Path rootDir, Path logDir, Path oldLogDir,<a name="line.247"></a> +<span class="sourceLineNo">248</span> FileSystem fs, Configuration conf, final WALFactory factory) throws IOException {<a name="line.248"></a> +<span class="sourceLineNo">249</span> final FileStatus[] logfiles = SplitLogManager.getFileList(conf,<a name="line.249"></a> +<span class="sourceLineNo">250</span> Collections.singletonList(logDir), null);<a name="line.250"></a> +<span class="sourceLineNo">251</span> List<Path> splits = new ArrayList<Path>();<a name="line.251"></a> +<span class="sourceLineNo">252</span> if (logfiles != null && logfiles.length > 0) {<a name="line.252"></a> +<span class="sourceLineNo">253</span> for (FileStatus logfile: logfiles) {<a name="line.253"></a> +<span class="sourceLineNo">254</span> WALSplitter s = new WALSplitter(factory, conf, rootDir, fs, null, null,<a name="line.254"></a> +<span class="sourceLineNo">255</span> RecoveryMode.LOG_SPLITTING);<a name="line.255"></a> +<span class="sourceLineNo">256</span> if (s.splitLogFile(logfile, null)) {<a name="line.256"></a> +<span class="sourceLineNo">257</span> finishSplitLogFile(rootDir, oldLogDir, logfile.getPath(), conf);<a name="line.257"></a> +<span class="sourceLineNo">258</span> if (s.outputSink.splits != null) {<a name="line.258"></a> +<span class="sourceLineNo">259</span> splits.addAll(s.outputSink.splits);<a name="line.259"></a> +<span class="sourceLineNo">260</span> }<a name="line.260"></a> +<span class="sourceLineNo">261</span> }<a name="line.261"></a> +<span class="sourceLineNo">262</span> }<a name="line.262"></a> +<span class="sourceLineNo">263</span> }<a name="line.263"></a> +<span class="sourceLineNo">264</span> if (!fs.delete(logDir, true)) {<a name="line.264"></a> +<span class="sourceLineNo">265</span> throw new IOException("Unable to delete src dir: " + logDir);<a name="line.265"></a> +<span class="sourceLineNo">266</span> }<a name="line.266"></a> +<span class="sourceLineNo">267</span> return splits;<a name="line.267"></a> +<span class="sourceLineNo">268</span> }<a name="line.268"></a> +<span class="sourceLineNo">269</span><a name="line.269"></a> +<span class="sourceLineNo">270</span> /**<a name="line.270"></a> +<span class="sourceLineNo">271</span> * log splitting implementation, splits one log file.<a name="line.271"></a> +<span class="sourceLineNo">272</span> * @param logfile should be an actual log file.<a name="line.272"></a> +<span class="sourceLineNo">273</span> */<a name="line.273"></a> +<span class="sourceLineNo">274</span> @VisibleForTesting<a name="line.274"></a> +<span class="sourceLineNo">275</span> boolean splitLogFile(FileStatus logfile, CancelableProgressable reporter) throws IOException {<a name="line.275"></a> +<span class="sourceLineNo">276</span> Preconditions.checkState(status == null);<a name="line.276"></a> +<span class="sourceLineNo">277</span> Preconditions.checkArgument(logfile.isFile(),<a name="line.277"></a> +<span class="sourceLineNo">278</span> "passed in file status is for something other than a regular file.");<a name="line.278"></a> +<span class="sourceLineNo">279</span> boolean isCorrupted = false;<a name="line.279"></a> +<span class="sourceLineNo">280</span> boolean skipErrors = conf.getBoolean("hbase.hlog.split.skip.errors",<a name="line.280"></a> +<span class="sourceLineNo">281</span> SPLIT_SKIP_ERRORS_DEFAULT);<a name="line.281"></a> +<span class="sourceLineNo">282</span> int interval = conf.getInt("hbase.splitlog.report.interval.loglines", 1024);<a name="line.282"></a> +<span class="sourceLineNo">283</span> Path logPath = logfile.getPath();<a name="line.283"></a> +<span class="sourceLineNo">284</span> boolean outputSinkStarted = false;<a name="line.284"></a> +<span class="sourceLineNo">285</span> boolean progress_failed = false;<a name="line.285"></a> +<span class="sourceLineNo">286</span> int editsCount = 0;<a name="line.286"></a> +<span class="sourceLineNo">287</span> int editsSkipped = 0;<a name="line.287"></a> +<span class="sourceLineNo">288</span><a name="line.288"></a> +<span class="sourceLineNo">289</span> status =<a name="line.289"></a> +<span class="sourceLineNo">290</span> TaskMonitor.get().createStatus(<a name="line.290"></a> +<span class="sourceLineNo">291</span> "Splitting log file " + logfile.getPath() + "into a temporary staging area.");<a name="line.291"></a> +<span class="sourceLineNo">292</span> Reader in = null;<a name="line.292"></a> +<span class="sourceLineNo">293</span> this.fileBeingSplit = logfile;<a name="line.293"></a> +<span class="sourceLineNo">294</span> try {<a name="line.294"></a> +<span class="sourceLineNo">295</span> long logLength = logfile.getLen();<a name="line.295"></a> +<span class="sourceLineNo">296</span> LOG.info("Splitting wal: " + logPath + ", length=" + logLength);<a name="line.296"></a> +<span class="sourceLineNo">297</span> LOG.info("DistributedLogReplay = " + this.distributedLogReplay);<a name="line.297"></a> +<span class="sourceLineNo">298</span> status.setStatus("Opening log file");<a name="line.298"></a> +<span class="sourceLineNo">299</span> if (reporter != null && !reporter.progress()) {<a name="line.299"></a> +<span class="sourceLineNo">300</span> progress_failed = true;<a name="line.300"></a> +<span class="sourceLineNo">301</span> return false;<a name="line.301"></a> +<span class="sourceLineNo">302</span> }<a name="line.302"></a> +<span class="sourceLineNo">303</span> try {<a name="line.303"></a> +<span class="sourceLineNo">304</span> in = getReader(logfile, skipErrors, reporter);<a name="line.304"></a> +<span class="sourceLineNo">305</span> } catch (CorruptedLogFileException e) {<a name="line.305"></a> +<span class="sourceLineNo">306</span> LOG.warn("Could not get reader, corrupted log file " + logPath, e);<a name="line.306"></a> +<span class="sourceLineNo">307</span> ZKSplitLog.markCorrupted(rootDir, logfile.getPath().getName(), fs);<a name="line.307"></a> +<span class="sourceLineNo">308</span> isCorrupted = true;<a name="line.308"></a> +<span class="sourceLineNo">309</span> }<a name="line.309"></a> +<span class="sourceLineNo">310</span> if (in == null) {<a name="line.310"></a> +<span class="sourceLineNo">311</span> LOG.warn("Nothing to split in log file " + logPath);<a name="line.311"></a> +<span class="sourceLineNo">312</span> return true;<a name="line.312"></a> +<span class="sourceLineNo">313</span> }<a name="line.313"></a> +<span class="sourceLineNo">314</span> int numOpenedFilesBeforeReporting = conf.getInt("hbase.splitlog.report.openedfiles", 3);<a name="line.314"></a> +<span class="sourceLineNo">315</span> int numOpenedFilesLastCheck = 0;<a name="line.315"></a> +<span class="sourceLineNo">316</span> outputSink.setReporter(reporter);<a name="line.316"></a> +<span class="sourceLineNo">317</span> outputSink.startWriterThreads();<a name="line.317"></a> +<span class="sourceLineNo">318</span> outputSinkStarted = true;<a name="line.318"></a> +<span class="sourceLineNo">319</span> Entry entry;<a name="line.319"></a> +<span class="sourceLineNo">320</span> Long lastFlushedSequenceId = -1L;<a name="line.320"></a> +<span class="sourceLineNo">321</span> ServerName serverName = DefaultWALProvider.getServerNameFromWALDirectoryName(logPath);<a name="line.321"></a> +<span class="sourceLineNo">322</span> failedServerName = (serverName == null) ? "" : serverName.getServerName();<a name="line.322"></a> +<span class="sourceLineNo">323</span> while ((entry = getNextLogLine(in, logPath, skipErrors)) != null) {<a name="line.323"></a> +<span class="sourceLineNo">324</span> byte[] region = entry.getKey().getEncodedRegionName();<a name="line.324"></a> +<span class="sourceLineNo">325</span> String encodedRegionNameAsStr = Bytes.toString(region);<a name="line.325"></a> +<span class="sourceLineNo">326</span> lastFlushedSequenceId = lastFlushedSequenceIds.get(encodedRegionNameAsStr);<a name="line.326"></a> +<span class="sourceLineNo">327</span> if (lastFlushedSequenceId == null) {<a name="line.327"></a> +<span class="sourceLineNo">328</span> if (this.distributedLogReplay) {<a name="line.328"></a> +<span class="sourceLineNo">329</span> RegionStoreSequenceIds ids =<a name="line.329"></a> +<span class="sourceLineNo">330</span> csm.getSplitLogWorkerCoordination().getRegionFlushedSequenceId(failedServerName,<a name="line.330"></a> +<span class="sourceLineNo">331</span> encodedRegionNameAsStr);<a name="line.331"></a> +<span class="sourceLineNo">332</span> if (ids != null) {<a name="line.332"></a> +<span class="sourceLineNo">333</span> lastFlushedSequenceId = ids.getLastFlushedSequenceId();<a name="line.333"></a> +<span class="sourceLineNo">334</span> if (LOG.isDebugEnabled()) {<a name="line.334"></a> +<span class="sourceLineNo">335</span> LOG.debug("DLR Last flushed sequenceid for " + encodedRegionNameAsStr + ": " +<a name="line.335"></a> +<span class="sourceLineNo">336</span> TextFormat.shortDebugString(ids));<a name="line.336"></a> +<span class="sourceLineNo">337</span> }<a name="line.337"></a> +<span class="sourceLineNo">338</span> }<a name="line.338"></a> +<span class="sourceLineNo">339</span> } else if (sequenceIdChecker != null) {<a name="line.339"></a> +<span class="sourceLineNo">340</span> RegionStoreSequenceIds ids = sequenceIdChecker.getLastSequenceId(region);<a name="line.340"></a> +<span class="sourceLineNo">341</span> Map<byte[], Long> maxSeqIdInStores = new TreeMap<byte[], Long>(Bytes.BYTES_COMPARATOR);<a name="line.341"></a> +<span class="sourceLineNo">342</span> for (StoreSequenceId storeSeqId : ids.getStoreSequenceIdList()) {<a name="line.342"></a> +<span class="sourceLineNo">343</span> maxSeqIdInStores.put(storeSeqId.getFamilyName().toByteArray(),<a name="line.343"></a> +<span class="sourceLineNo">344</span> storeSeqId.getSequenceId());<a name="line.344"></a> <span class="sourceLineNo">345</span> }<a name="line.345"></a> -<span class="sourceLineNo">346</span> }<a name="line.346"></a> -<span class="sourceLineNo">347</span> if (lastFlushedSequenceId == null) {<a name="line.347"></a> -<span class="sourceLineNo">348</span> lastFlushedSequenceId = -1L;<a name="line.348"></a> -<span class="sourceLineNo">349</span> }<a name="line.349"></a> -<span class="sourceLineNo">350</span> lastFlushedSequenceIds.put(encodedRegionNameAsStr, lastFlushedSequenceId);<a name="line.350"></a> -<span class="sourceLineNo">351</span> }<a name="line.351"></a> -<span class="sourceLineNo">352</span> if (lastFlushedSequenceId >= entry.getKey().getLogSeqNum()) {<a name="line.352"></a> -<span class="sourceLineNo">353</span> editsSkipped++;<a name="line.353"></a> -<span class="sourceLineNo">354</span> continue;<a name="line.354"></a> -<span class="sourceLineNo">355</span> }<a name="line.355"></a> -<span class="sourceLineNo">356</span> entryBuffers.appendEntry(entry);<a name="line.356"></a> -<span class="sourceLineNo">357</span> editsCount++;<a name="line.357"></a> -<span class="sourceLineNo">358</span> int moreWritersFromLastCheck = this.getNumOpenWriters() - numOpenedFilesLastCheck;<a name="line.358"></a> -<span class="sourceLineNo">359</span> // If sufficient edits have passed, check if we should report progress.<a name="line.359"></a> -<span class="sourceLineNo">360</span> if (editsCount % interval == 0<a name="line.360"></a> -<span class="sourceLineNo">361</span> || moreWritersFromLastCheck > numOpenedFilesBeforeReporting) {<a name="line.361"></a> -<span class="sourceLineNo">362</span> numOpenedFilesLastCheck = this.getNumOpenWriters();<a name="line.362"></a> -<span class="sourceLineNo">363</span> String countsStr = (editsCount - (editsSkipped + outputSink.getSkippedEdits()))<a name="line.363"></a> -<span class="sourceLineNo">364</span> + " edits, skipped " + editsSkipped + " edits.";<a name="line.364"></a> -<span class="sourceLineNo">365</span> status.setStatus("Split " + countsStr);<a name="line.365"></a> -<span class="sourceLineNo">366</span> if (reporter != null && !reporter.progress()) {<a name="line.366"></a> -<span class="sourceLineNo">367</span> progress_failed = true;<a name="line.367"></a> -<span class="sourceLineNo">368</span> return false;<a name="line.368"></a> -<span class="sourceLineNo">369</span> }<a name="line.369"></a> -<span class="sourceLineNo">370</span> }<a name="line.370"></a> -<span class="sourceLineNo">371</span> }<a name="line.371"></a> -<span class="sourceLineNo">372</span> } catch (InterruptedException ie) {<a name="line.372"></a> -<span class="sourceLineNo">373</span> IOException iie = new InterruptedIOException();<a name="line.373"></a> -<span class="sourceLineNo">374</span> iie.initCause(ie);<a name="line.374"></a> -<span class="sourceLineNo">375</span> throw iie;<a name="line.375"></a> -<span class="sourceLineNo">376</span> } catch (CorruptedLogFileException e) {<a name="line.376"></a> -<span class="sourceLineNo">377</span> LOG.warn("Could not parse, corrupted log file " + logPath, e);<a name="line.377"></a> -<span class="sourceLineNo">378</span> csm.getSplitLogWorkerCoordination().markCorrupted(rootDir,<a name="line.378"></a> -<span class="sourceLineNo">379</span> logfile.getPath().getName(), fs);<a name="line.379"></a> -<span class="sourceLineNo">380</span> isCorrupted = true;<a name="line.380"></a> -<span class="sourceLineNo">381</span> } catch (IOException e) {<a name="line.381"></a> -<span class="sourceLineNo">382</span> e = e instanceof RemoteException ? ((RemoteException) e).unwrapRemoteException() : e;<a name="line.382"></a> -<span class="sourceLineNo">383</span> throw e;<a name="line.383"></a> -<span class="sourceLineNo">384</span> } finally {<a name="line.384"></a> -<span class="sourceLineNo">385</span> LOG.debug("Finishing writing output logs and closing down.");<a name="line.385"></a> -<span class="sourceLineNo">386</span> try {<a name="line.386"></a> -<span class="sourceLineNo">387</span> if (null != in) {<a name="line.387"></a> -<span class="sourceLineNo">388</span> in.close();<a name="line.388"></a> -<span class="sourceLineNo">389</span> }<a name="line.389"></a> -<span class="sourceLineNo">390</span> } catch (IOException exception) {<a name="line.390"></a> -<span class="sourceLineNo">391</span> LOG.warn("Could not close wal reader: " + exception.getMessage());<a name="line.391"></a> -<span class="sourceLineNo">392</span> LOG.debug("exception details", exception);<a name="line.392"></a> -<span class="sourceLineNo">393</span> }<a name="line.393"></a> -<span class="sourceLineNo">394</span> try {<a name="line.394"></a> -<span class="sourceLineNo">395</span> if (outputSinkStarted) {<a name="line.395"></a> -<span class="sourceLineNo">396</span> // Set progress_failed to true as the immediate following statement will reset its value<a name="line.396"></a> -<span class="sourceLineNo">397</span> // when finishWritingAndClose() throws exception, progress_failed has the right value<a name="line.397"></a> -<span class="sourceLineNo">398</span> progress_failed = true;<a name="line.398"></a> -<span class="sourceLineNo">399</span> progress_failed = outputSink.finishWritingAndClose() == null;<a name="line.399"></a> -<span class="sourceLineNo">400</span> }<a name="line.400"></a> -<span class="sourceLineNo">401</span> } finally {<a name="line.401"></a> -<span class="sourceLineNo">402</span> String msg =<a name="line.402"></a> -<span class="sourceLineNo">403</span> "Processed " + editsCount + " edits across " + outputSink.getNumberOfRecoveredRegions()<a name="line.403"></a> -<span class="sourceLineNo">404</span> + " regions; edits skipped=" + editsSkipped + "; log file=" + logPath +<a name="line.404"></a> -<span class="sourceLineNo">405</span> ", length=" + logfile.getLen() + // See if length got updated post lease recovery<a name="line.405"></a> -<span class="sourceLineNo">406</span> ", corrupted=" + isCorrupted + ", progress failed=" + progress_failed;<a name="line.406"></a> -<span class="sourceLineNo">407</span> LOG.info(msg);<a name="line.407"></a> -<span class="sourceLineNo">408</span> status.markComplete(msg);<a name="line.408"></a> -<span class="sourceLineNo">409</span> }<a name="line.409"></a> -<span class="sourceLineNo">410</span> }<a name="line.410"></a> -<span class="sourceLineNo">411</span> return !progress_failed;<a name="line.411"></a> -<span class="sourceLineNo">412</span> }<a name="line.412"></a> -<span class="sourceLineNo">413</span><a name="line.413"></a> -<span class="sourceLineNo">414</span> /**<a name="line.414"></a> -<span class="sourceLineNo">415</span> * Completes the work done by splitLogFile by archiving logs<a name="line.415"></a> -<span class="sourceLineNo">416</span> * <p><a name="line.416"></a> -<span class="sourceLineNo">417</span> * It is invoked by SplitLogManager once it knows that one of the<a name="line.417"></a> -<span class="sourceLineNo">418</span> * SplitLogWorkers have completed the splitLogFile() part. If the master<a name="line.418"></a> -<span class="sourceLineNo">419</span> * crashes then this function might get called multiple times.<a name="line.419"></a> -<span class="sourceLineNo">420</span> * <p><a name="line.420"></a> -<span class="sourceLineNo">421</span> * @param logfile<a name="line.421"></a> -<span class="sourceLineNo">422</span> * @param conf<a name="line.422"></a> -<span class="sourceLineNo">423</span> * @throws IOException<a name="line.423"></a> -<span class="sourceLineNo">424</span> */<a name="line.424"></a> -<span class="sourceLineNo">425</span> public static void finishSplitLogFile(String logfile,<a name="line.425"></a> -<span class="sourceLineNo">426</span> Configuration conf) throws IOException {<a name="line.426"></a> -<span class="sourceLineNo">427</span> Path rootdir = FSUtils.getRootDir(conf);<a name="line.427"></a> -<span class="sourceLineNo">428</span> Path oldLogDir = new Path(rootdir, HConstants.HREGION_OLDLOGDIR_NAME);<a name="line.428"></a> -<span class="sourceLineNo">429</span> Path logPath;<a name="line.429"></a> -<span class="sourceLineNo">430</span> if (FSUtils.isStartingWithPath(rootdir, logfile)) {<a name="line.430"></a> -<span class="sourceLineNo">431</span> logPath = new Path(logfile);<a name="line.431"></a> -<span class="sourceLineNo">432</span> } else {<a name="line.432"></a> -<span class="sourceLineNo">433</span> logPath = new Path(rootdir, logfile);<a name="line.433"></a> -<span class="sourceLineNo">434</span> }<a name="line.434"></a> -<span class="sourceLineNo">435</span> finishSplitLogFile(rootdir, oldLogDir, logPath, conf);<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> static void finishSplitLogFile(Path rootdir, Path oldLogDir,<a name="line.438"></a> -<span class="sourceLineNo">439</span> Path logPath, Configuration conf) throws IOException {<a name="line.439"></a> -<span class="sourceLineNo">440</span> List<Path> processedLogs = new ArrayList<Path>();<a name="line.440"></a> -<span class="sourceLineNo">441</span> List<Path> corruptedLogs = new ArrayList<Path>();<a name="line.441"></a> -<span class="sourceLineNo">442</span> FileSystem fs;<a name="line.442"></a> -<span class="sourceLineNo">443</span> fs = rootdir.getFileSystem(conf);<a name="line.443"></a> -<span class="sourceLineNo">444</span> if (ZKSplitLog.isCorrupted(rootdir, logPath.getName(), fs)) {<a name="line.444"></a> -<span class="sourceLineNo">445</span> corruptedLogs.add(logPath);<a name="line.445"></a> -<span class="sourceLineNo">446</span> } else {<a name="line.446"></a> -<span class="sourceLineNo">447</span> processedLogs.add(logPath);<a name="line.447"></a> -<span class="sourceLineNo">448</span> }<a name="line.448"></a> -<span class="sourceLineNo">449</span> archiveLogs(corruptedLogs, processedLogs, oldLogDir, fs, conf);<a name="line.449"></a> -<span class="sourceLineNo">450</span> Path stagingDir = ZKSplitLog.getSplitLogDir(rootdir, logPath.getName());<a name="line.450"></a> -<span class="sourceLineNo">451</span> fs.delete(stagingDir, true);<a name="line.451"></a> -<span class="sourceLineNo">452</span> }<a name="line.452"></a> -<span class="sourceLineNo">453</span><a name="line.453"></a> -<span class="sourceLineNo">454</span> /**<a name="line.454"></a> -<span class="sourceLineNo">455</span> * Moves processed logs to a oldLogDir after successful processing Moves<a name="line.455"></a> -<span class="sourceLineNo">456</span> * corrupted logs (any log that couldn't be successfully parsed to corruptDir<a name="line.456"></a> -<span class="sourceLineNo">457</span> * (.corrupt) for later investigation<a name="line.457"></a> -<span class="sourceLineNo">458</span> *<a name="line.458"></a> -<span class="sourceLineNo">459</span> * @param corruptedLogs<a name="line.459"></a> -<span class="sourceLineNo">460</span> * @param processedLogs<a name="line.460"></a> -<span class="sourceLineNo">461</span> * @param oldLogDir<a name="line.461"></a> -<span class="sourceLineNo">462</span> * @param fs<a name="line.462"></a> -<span class="sourceLineNo">463</span> * @param conf<a name="line.463"></a> -<span class="sourceLineNo">464</span> * @throws IOException<a name="line.464"></a> -<span class="sourceLineNo">465</span> */<a name="line.465"></a> -<span class="sourceLineNo">466</span> private static void archiveLogs(<a name="line.466"></a> -<span class="sourceLineNo">467</span> final List<Path> corruptedLogs,<a name="line.467"></a> -<span class="sourceLineNo">468</span> final List<Path> processedLogs, final Path oldLogDir,<a name="line.468"></a> -<span class="sourceLineNo">469</span> final FileSystem fs, final Configuration conf) throws IOException {<a name="line.469"></a> -<span class="sourceLineNo">470</span> final Path corruptDir = new Path(FSUtils.getRootDir(conf), conf.get(<a name="line.470"></a> -<span class="sourceLineNo">471</span> "hbase.regionserver.hlog.splitlog.corrupt.dir", HConstants.CORRUPT_DIR_NAME));<a name="line.471"></a> -<span class="sourceLineNo">472</span><a name="line.472"></a> -<span class="sourceLineNo">473</span> if (!fs.mkdirs(corruptDir)) {<a name="line.473"></a> -<span class="sourceLineNo">474</span> LOG.info("Unable to mkdir " + corruptDir);<a name="line.474"></a> -<span class="sourceLineNo">475</span> }<a name="line.475"></a> -<span class="sourceLineNo">476</span> fs.mkdirs(oldLogDir);<a name="line.476"></a> -<span class="sourceLineNo">477</span><a name="line.477"></a> -<span class="sourceLineNo">478</span> // this method can get restarted or called multiple times for archiving<a name="line.478"></a> -<span class="sourceLineNo">479</span> // the same log files.<a name="line.479"></a> -<span class="sourceLineNo">480</span> for (Path corrupted : corruptedLogs) {<a name="line.480"></a> -<span class="sourceLineNo">481</span> Path p = new Path(corruptDir, corrupted.getName());<a name="line.481"></a> -<span class="sourceLineNo">482</span> if (fs.exists(corrupted)) {<a name="line.482"></a> -<span class="sourceLineNo">483</span> if (!fs.rename(corrupted, p)) {<a name="line.483"></a> -<span class="sourceLineNo">484</span> LOG.warn("Unable to move corrupted log " + corrupted + " to " + p);<a name="line.484"></a> -<span class="sourceLineNo">485</span> } else {<a name="line.485"></a> -<span class="sourceLineNo">486</span> LOG.warn("Moved corrupted log " + corrupted + " to " + p);<a name="line.486"></a> -<span class="sourceLineNo">487</span> }<a name="line.487"></a> -<span class="sourceLineNo">488</span> }<a name="line.488"></a> -<span class="sourceLineNo">489</span> }<a name="line.489"></a> -<span class="sourceLineNo">490</span><a name="line.490"></a> -<span class="sourceLineNo">491</span> for (Path p : processedLogs) {<a name="line.491"></a> -<span class="sourceLineNo">492</span> Path newPath = FSHLog.getWALArchivePath(oldLogDir, p);<a name="line.492"></a> -<span class="sourceLineNo">493</span> if (fs.exists(p)) {<a name="line.493"></a> -<span class="sourceLineNo">494</span> if (!FSUtils.renameAndSetModifyTime(fs, p, newPath)) {<a name="line.494"></a> -<span class="sourceLineNo">495</span> LOG.warn("Unable to move " + p + " to " + newPath);<a name="line.495"></a> -<span class="sourceLineNo">496</span> } else {<a name="line.496"></a> -<span class="sourceLineNo">497</span> LOG.info("Archived processed log " + p + " to " + newPath);<a name="line.497"></a> -<span class="sourceLineNo">498</span> }<a name="line.498"></a> -<span class="sourceLineNo">499</span> }<a name="line.499"></a> -<span class="sourceLineNo">500</span> }<a name="line.500"></a> -<span class="sourceLineNo">501</span> }<a name="line.501"></a> -<span class="sourceLineNo">502</span><a name="line.502"></a> -<span class="sourceLineNo">503</span> /**<a name="line.503"></a> -<span class="sourceLineNo">504</span> * Path to a file under RECOVERED_EDITS_DIR directory of the region found in<a name="line.504"></a> -<span class="sourceLineNo">505</span> * <code>logEntry</code> named for the sequenceid in the passed<a name="line.505"></a> -<span class="sourceLineNo">506</span> * <code>logEntry</code>: e.g. /hbase/some_table/2323432434/recovered.edits/2332.<a name="line.506"></a> -<span class="sourceLineNo">507</span> * This method also ensures existence of RECOVERED_EDITS_DIR under the region<a name="line.507"></a> -<span class="sourceLineNo">508</span> * creating it if necessary.<a name="line.508"></a> -<span class="sourceLineNo">509</span> * @param fs<a name="line.509"></a> -<span class="sourceLineNo">510</span> * @param logEntry<a name="line.510"></a> -<span class="sourceLineNo">511</span> * @param rootDir HBase root dir.<a name="line.511"></a> -<span class="sourceLineNo">512</span> * @return Path to file into which to dump split log edits.<a name="line.512"></a> -<span class="sourceLineNo">513</span> * @throws IOException<a name="line.513"></a> -<span class="sourceLineNo">514</span> */<a name="line.514"></a> -<span class="sourceLineNo">515</span> @SuppressWarnings("deprecation")<a name="line.515"></a> -<span class="sourceLineNo">516</span> static Path getRegionSplitEditsPath(final FileSystem fs,<a name="line.516"></a> -<span class="sourceLineNo">517</span> final Entry logEntry, final Path rootDir, boolean isCreate)<a name="line.517"></a> -<span class="sourceLineNo">518</span> throws IOException {<a name="line.518"></a> -<span class="sourceLineNo">519</span> Path tableDir = FSUtils.getTableDir(rootDir, logEntry.getKey().getTablename());<a name="line.519"></a> -<span class="sourceLineNo">520</span> String encodedRegionName = Bytes.toString(logEntry.getKey().getEncodedRegionName());<a name="line.520"></a> -<span class="sourceLineNo">521</span> Path regiondir = HRegion.getRegionDir(tableDir, encodedRegionName);<a name="line.521"></a> -<span class="sourceLineNo">522</span> Path dir = getRegionDirRecoveredEditsDir(regiondir);<a name="line.522"></a> -<span class="sourceLineNo">523</span><a name="line.523"></a> -<span class="sourceLineNo">524</span> if (!fs.exists(regiondir)) {<a name="line.524"></a> -<span class="sourceLineNo">525</span> LOG.info("This region's directory doesn't exist: "<a name="line.525"></a> -<span class="sourceLineNo">526</span> + regiondir.toString() + ". It is very likely that it was" +<a name="line.526"></a> -<span class="sourceLineNo">527</span> " already split so it's safe to discard those edits.");<a name="line.527"></a> -<span class="sourceLineNo">528</span> return null;<a name="line.528"></a> -<span class="sourceLineNo">529</span> }<a name="line.529"></a> -<span class="sourceLineNo">530</span> if (fs.exists(dir) && fs.isFile(dir)) {<a name="line.530"></a> -<span class="sourceLineNo">531</span> Path tmp = new Path("/tmp");<a name="line.531"></a> -<span class="sourceLineNo">532</span> if (!fs.exists(tmp)) {<a name="line.532"></a> -<span class="sourceLineNo">533</span> fs.mkdirs(tmp);<a name="line.533"></a> -<span class="sourceLineNo">534</span> }<a name="line.534"></a> -<span class="sourceLineNo">535</span> tmp = new Path(tmp,<a name="line.535"></a> -<span class="sourceLineNo">536</span> HConstants.RECOVERED_EDITS_DIR + "_" + encodedRegionName);<a name="line.536"></a> -<span class="sourceLineNo">537</span> LOG.warn("Found existing old file: " + dir + ". It could be some "<a name="line.537"></a> -<span class="sourceLineNo">538</span> + "leftover of an old installation. It should be a folder instead. "<a name="line.538"></a> -<span class="sourceLineNo">539</span> + "So moving it to " + tmp);<a name="line.539"></a> -<span class="sourceLineNo">540</span> if (!fs.rename(dir, tmp)) {<a name="line.540"></a> -<span class="sourceLineNo">541</span> LOG.warn("Failed to sideline old file " + dir);<a name="line.541"></a> -<span class="sourceLineNo">542</span> }<a name="line.542"></a> -<span class="sourceLineNo">543</span> }<a name="line.543"></a> -<span class="sourceLineNo">544</span><a name="line.544"></a> -<span class="sourceLineNo">545</span> if (isCreate && !fs.exists(dir)) {<a name="line.545"></a> -<span class="sourceLineNo">546</span> if (!fs.mkdirs(dir)) LOG.warn("mkdir failed on " + dir);<a name="line.546"></a> -<span class="sourceLineNo">547</span> }<a name="line.547"></a> -<span class="sourceLineNo">548</span> // Append file name ends with RECOVERED_LOG_TMPFILE_SUFFIX to ensure<a name="line.548"></a> -<span class="sourceLineNo">549</span> // region's replayRecoveredEdits will not delete it<a name="line.549"></a> -<span class="sourceLineNo">550</span> String fileName = formatRecoveredEditsFileName(logEntry.getKey().getLogSeqNum());<a name="line.550"></a> -<span class="sourceLineNo">551</span> fileName = getTmpRecoveredEditsFileName(fileName);<a name="line.551"></a> -<span class="sourceLineNo">552</span> return new Path(dir, fileName);<a name="line.552"></a> -<span class="sourceLineNo">553</span> }<a name="line.553"></a> -<span class="sourceLineNo">554</span><a name="line.554"></a> -<span class="sourceLineNo">555</span> static String getTmpRecoveredEditsFileName(String fileName) {<a name="line.555"></a> -<span class="sourceLineNo">556</span> return fileName + RECOVERED_LOG_TMPFILE_SUFFIX;<a name="line.556"></a> -<span class="sourceLineNo">557</span> }<a name="line.557"></a> -<span class="sourceLineNo">558</span><a name="line.558"></a> -<span class="sourceLineNo">559</span> /**<a name="line.559"></a> -<span class="sourceLineNo">560</span> * Get the completed recovered edits file path, renaming it to be by last edit<a name="line.560"></a> -<span class="sourceLineNo">561</span> * in the file from its first edit. Then we could use the name to skip<a name="line.561"></a> -<span class="sourceLineNo">562</span> * recovered edits when doing {@link HRegion#replayRecoveredEditsIfAny}.<a name="line.562"></a> -<span class="sourceLineNo">563</span> * @param srcPath<a name="line.563"></a> -<span class="sourceLineNo">564</span> * @param maximumEditLogSeqNum<a name="line.564"></a> -<span class="sourceLineNo">565</span> * @return dstPath take file's last edit log seq num as the name<a name="line.565"></a> -<span class="sourceLineNo">566</span> */<a name="line.566"></a> -<span class="sourceLineNo">567</span> static Path getCompletedRecoveredEditsFilePath(Path srcPath,<a name="line.567"></a> -<span class="sourceLineNo">568</span> Long maximumEditLogSeqNum) {<a name="line.568"></a> -<span class="sourceLineNo">569</span> String fileName = formatRecoveredEditsFileName(maximumEditLogSeqNum);<a name="line.569"></a> -<span class="sourceLineNo">570</span> return new Path(srcPath.getParent(), fileName);<a name="line.570"></a> -<span class="sourceLineNo">571</span> }<a name="line.571"></a> -<span class="sourceLineNo">572</span><a name="line.572"></a> -<span class="sourceLineNo">573</span> static String formatRecoveredEditsFileName(final long seqid) {<a name="line.573"></a> -<span class="sourceLineNo">574</span> return String.format("%019d", seqid);<a name="line.574"></a> -<span class="sourceLineNo">575</span> }<a name="line.575"></a> -<span class="sourceLineNo">576</span><a name="line.576"></a> -<span class="sourceLineNo">577</span> private static final Pattern EDITFILES_NAME_PATTERN = Pattern.compile("-?[0-9]+");<a name="line.577"></a> -<span class="sourceLineNo">578</span> private static final String RECOVERED_LOG_TMPFILE_SUFFIX = ".temp";<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> * @param regiondir<a name="line.581"></a> -<span class="sourceLineNo">582</span> * This regions directory in the filesystem.<a name="line.582"></a> -<span class="sourceLineNo">583</span> * @return The directory that holds recovered edits files for the region<a name="line.583"></a> -<span class="sourceLineNo">584</span> * <code>regiondir</code><a name="line.584"></a> -<span class="sourceLineNo">585</span> */<a name="line.585"></a> -<span class="sourceLineNo">586</span> public static Path getRegionDirRecoveredEditsDir(final Path regiondir) {<a name="line.586"></a> -<span class="sourceLineNo">587</span> return new Path(regiondir, HConstants.RECOVERED_EDITS_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> /**<a name="line.590"></a> -<span class="sourceLineNo">591</span> * Returns sorted set of edit files made by splitter, excluding files<a name="line.591"></a> -<span class="sourceLineNo">592</span> * with '.temp' suffix.<a name="line.592"></a> -<span class="sourceLineNo">593</span> *<a name="line.593"></a> -<span class="sourceLineNo">594</span> * @param fs<a name="line.594"></a> -<span class="sourceLineNo">595</span> * @param regiondir<a name="line.595"></a> -<span class="sourceLineNo">596</span> * @return Files in passed <code>regiondir</code> as a sorted set.<a name="line.596"></a> -<span class="sourceLineNo">597</span> * @throws IOException<a name="line.597"></a> -<span class="sourceLineNo">598</span> */<a name="line.598"></a> -<span class="sourceLineNo">599</span> public static NavigableSet<Path> getSplitEditFilesSorted(final FileSystem fs,<a name="line.599"></a> -<span class="sourceLineNo">600</span> final Path regiondir) throws IOException {<a name="line.600"></a> -<span class="sourceLineNo">601</span> NavigableSet<Path> filesSorted = new TreeSet<Path>();<a name="line.601"></a> -<span class="sourceLineNo">602</span> Path editsdir = getRegionDirRecoveredEditsDir(regiondir);<a name="line.602"></a> -<span class="sourceLineNo">603</span> if (!fs.exists(editsdir))<a name="line.603"></a> -<span class="sourceLineNo">604</span> return filesSorted;<a name="line.604"></a> -<span class="sourceLineNo">605</span> FileStatus[] files = FSUtils.listStatus(fs, editsdir, new PathFilter() {<a name="line.605"></a> -<span class="sourceLineNo">606</span> @Override<a name="line.606"></a> -<span class="sourceLineNo">607</span> public boolean accept(Path p) {<a name="line.607"></a> -<span class="sourceLineNo">608</span> boolean result = false;<a name="line.608"></a> -<span class="sourceLineNo">609</span> try {<a name="line.609"></a> -<span class="sourceLineNo">610</span> // Return files and only files that match the editfile names pattern.<a name="line.610"></a> -<span class="sourceLineNo">611</span> // There can be other files in this directory other than edit files.<a name="line.611"></a> -<span class="sourceLineNo">612</span> // In particular, on error, we'll move aside the bad edit file giving<a name="line.612"></a> -<span class="sourceLineNo">613</span> // it a timestamp suffix. See moveAsideBadEditsFile.<a name="line.613"></a> -<span class="sourceLineNo">614</span> Matcher m = EDITFILES_NAME_PATTERN.matcher(p.getName());<a name="line.614"></a> -<span class="sourceLineNo">615</span> result = fs.isFile(p) && m.matches();<a name="line.615"></a> -<span class="sourceLineNo">616</span> // Skip the file whose name ends with RECOVERED_LOG_TMPFILE_SUFFIX,<a name="line.616"></a> -<span class="sourceLineNo">617</span> // because it means splitwal thread is writting this file.<a name="line.617"></a> -<span class="sourceLineNo">618</span> if (p.getName().endsWith(RECOVERED_LOG_TMPFILE_SUFFIX)) {<a name="line.618"></a> -<span class="sourceLineNo">619</span> result = false;<a name="line.619"></a> -<span class="sourceLineNo">620</span> }<a name="line.620"></a> -<span class="sourceLineNo">621</span> // Skip SeqId Files<a name="line.621"></a> -<span class="sourceLineNo">622</span> if (isSequenceIdFile(p)) {<a name="line.622"></a> -<span class="sourceLineNo">623</span> result = false;<a name="line.623"></a> -<span class="sourceLineNo">624</span> }<a name="line.624"></a> -<span class="sourceLineNo">625</span> } catch (IOException e) {<a name="line.625"></a> -<span class="sourceLineNo">626</span> LOG.warn("Failed isFile check on " + p);<a name="line.626"></a> -<span class="sourceLineNo">627</span> }<a name="line.627"></a> -<span class="sourceLineNo">628</span> return result;<a name="line.628"></a> -<span class="sourceLineNo">629</span> }<a name="line.629"></a> -<span class="sourceLineNo">630</span> });<a name="line.630"></a> -<span class="sourceLineNo">631</span> if (files == null) {<a name="line.631"></a> -<span class="sourceLineNo">632</span> return filesSorted;<a name="line.632"></a> -<span class="sourceLineNo">633</span> }<a name="line.633"></a> -<span class="sourceLineNo">634</span> for (FileStatus status : files) {<a name="line.634"></a> -<span class="sourceLineNo">635</span> filesSorted.add(status.getPath());<a name="line.635"></a> -<span class="sourceLineNo">636</span> }<a name="line.636"></a> -<span class="sourceLineNo">637</span> return filesSorted;<a name="line.637"></a> -<span class="sourceLineNo">638</span> }<a name="line.638"></a> -<span class="sourceLineNo">639</span><a name="line.639"></a> -<span class="sourceLineNo">640</span> /**<a name="line.640"></a> -<span class="sourceLineNo">641</span> * Move aside a bad edits file.<a name="line.641"></a> -<span class="sourceLineNo">642</span> *<a name="line.642"></a> -<span class="sourceLineNo">643</span> * @param fs<a name="line.643"></a> -<span class="sourceLineNo">644</span> * @param edits<a name="line.644"></a> -<span class="sourceLineNo">645</span> * Edits file to move aside.<a name="line.645"></a> -<span class="sourceLineNo">646</span> * @return The name of the moved aside file.<a name="line.646"></a> -<span class="sourceLineNo">647</span> * @throws IOException<a name="line.647"></a> -<span class="sourceLineNo">648</span> */<a name="line.648"></a> -<span class="sourceLineNo">649</span> public static Path moveAsideBadEditsFile(final FileSystem fs, final Path edits)<a name="line.649"></a> -<span class="sourceLineNo">650</span> throws IOException {<a name="line.650"></a> -<span class="sourceLineNo">651</span> Path moveAsideName = new Path(edits.getParent(), edits.getName() + "."<a name="line.651"></a> -<span class="sourceLineNo">652</span> + System.currentTimeMillis());<a name="line.652"></a> -<span class="sourceLineNo">653</span> if (!fs.rename(edits, moveAsideName)) {<a name="line.653"></a> -<span class="sourceLineNo">654</span> LOG.warn("Rename failed from " + edits + " to " + moveAsideName);<a name="line.654"></a> -<span class="sourceLineNo">655</span> }<a name="line.655"></a> -<span class="sourceLineNo">656</span> return moveAsideName;<a name="line.656"></a> -<span class="sourceLineNo">657</span> }<a name="line.657"></a> -<span class="sourceLineNo">658</span><a name="line.658"></a> -<span class="sourceLineNo">659</span> private static final String SEQUENCE_ID_FILE_SUFFIX = ".seqid";<a name="line.659"></a> -<span class="sourceLineNo">660</span> private static final String OLD_SEQUENCE_ID_FILE_SUFFIX = "_seqid";<a name="line.660"></a> -<span class="sourceLineNo">661</span> private static final int SEQUENCE_ID_FILE_SUFFIX_LENGTH = SEQUENCE_ID_FILE_SUFFIX.length();<a name="line.661"></a> -<span class="sourceLineNo">662</span><a name="line.662"></a> -<span class="sourceLineNo">663</span> /**<a name="line.663"></a> -<span class="sourceLineNo">664</span> * Is the given file a region open sequence id file.<a name="line.664"></a> -<span class="sourceLineNo">665</span> */<a name="line.665"></a> -<span class="sourceLineNo">666</span> @VisibleForTesting<a name="line.666"></a> -<span class="sourceLineNo">667</span> public static boolean isSequenceIdFile(final Path file) {<a name="line.667"></a> -<span class="sourceLineNo">668</span> return file.getName().endsWith(SEQUENCE_ID_FILE_SUFFIX)<a name="line.668"></a> -<span class="sourceLineNo">669</span> || file.getName().endsWith(OLD_SEQUENCE_ID_FILE_SUFFIX);<a name="line.669"></a> -<span class="sourceLineNo">670</span> }<a name="line.670"></a> +<span class="sourceLineNo">346</span> regionMaxSeqIdInStores.put(encodedRegionNameAsStr, maxSeqIdInStores);<a name="line.346"></a> +<span class="sourceLineNo">347</span> lastFlushedSequenceId = ids.getLastFlushedSequenceId();<a name="line.347"></a> +<span class="sourceLineNo">348</span> if (LOG.isDebugEnabled()) {<a name="line.348"></a> +<span class="sourceLineNo">349</span> LOG.debug("DLS Last flushed sequenceid for " + encodedRegionNameAsStr + ": " +<a name="line.349"></a> +<span class="sourceLineNo">350</span> TextFormat.shortDebugString(ids));<a name="line.350"></a> +<span class="sourceLineNo">351</span> }<a name="line.351"></a> +<span class="sourceLineNo">352</span> }<a name="line.352"></a> +<span class="sourceLineNo">353</span> if (lastFlushedSequenceId == null) {<a name="line.353"></a> +<span class="sourceLineNo">354</span> lastFlushedSequenceId = -1L;<a name="line.354"></a> +<span class="sourceLineNo">355</span> }<a name="line.355"></a> +<span class="sourceLineNo">356</span> lastFlushedSequenceIds.put(encodedRegionNameAsStr, lastFlushedSequenceId);<a name="line.356"></a> +<span class="sourceLineNo">357</span> }<a name="line.357"></a> +<span class="sourceLineNo">358</span> if (lastFlushedSequenceId >= entry.getKey().getSequenceId()) {<a name="line.358"></a> +<span class="sourceLineNo">359</span> editsSkipped++;<a name="line.359"></a> +<span class="sourceLineNo">360</span> continue;<a name="line.360"></a> +<span class="sourceLineNo">361</span> }<a name="line.361"></a> +<span class="sourceLineNo">362</span> entryBuffers.appendEntry(entry);<a name="line.362"></a> +<span class="sourceLineNo">363</span> editsCount++;<a name="line.363"></a> +<span class="sourceLineNo">364</span> int moreWritersFromLastCheck = this.getNumOpenWriters() - numOpenedFilesLastCheck;<a name="line.364"></a> +<span class="sourceLineNo">365</span> // If sufficient edits have passed, check if we should report progress.<a name="line.365"></a> +<span class="sourceLineNo">366</span> if (editsCount % interval == 0<a name="line.366"></a> +<span class="sourceLineNo">367</span> || moreWritersFromLastCheck > numOpenedFilesBeforeReporting) {<a name="line.367"></a> +<span class="sourceLineNo">368</span> numOpenedFilesLastCheck = this.getNumOpenWriters();<a name="line.368"></a> +<span class="sourceLineNo">369</span> String countsStr = (editsCount - (editsSkipped + outputSink.getSkippedEdits()))<a name="line.369"></a> +<span class="sourceLineNo">370</span> + " edits, skipped " + editsSkipped + " edits.";<a name="line.370"></a> +<span class="sourceLineNo">371</span> status.setStatus("Split " + countsStr);<a name="line.371"></a> +<span class="sourceLineNo">372</span> if (reporter != null && !reporter.progress()) {<a name="line.372"></a> +<span class="sourceLineNo">373</span> progress_failed = true;<a name="line.373"></a> +<span class="sourceLineNo">374</span> return false;<a name="line.374"></a> +<span class="sourceLineNo">375</span> }<a name="line.375"></a> +<span class="sourceLineNo">376</span> }<a name="line.376"></a> +<span class="sourceLineNo">377</span> }<a name="line.377"></a> +<span class="sourceLineNo">378</span> } catch (InterruptedException ie) {<a name="line.378"></a> +<span class="sourceLineNo">379</span> IOException iie = new InterruptedIOException();<a name="line.379"></a> +<span class="sourceLineNo">380</span> iie.initCause(ie);<a name="line.380"></a> +<span class="sourceLineNo">381</span> throw iie;<a name="line.381"></a> +<span class="sourceLineNo">382</span> } catch (CorruptedLogFileException e) {<a name="line.382"></a> +<span class="sourceLineNo">383</span> LOG.warn("Could not parse, corrupted log file " + logPath, e);<a name="line.383"></a> +<span class="sourceLineNo">384</span> csm.getSplitLogWorkerCoordination().markCorrupted(rootDir,<a name="line.384"></a> +<span class="sourceLineNo">385</span> logfile.getPath().getName(), fs);<a name="line.385"></a> +<span class="sourceLineNo">386</span> isCorrupted = true;<a name="line.386"></a> +<span class="sourceLineNo">387</span> } catch (IOException e) {<a name="line.387"></a> +<span class="sourceLineNo">388</span> e = e instanceof RemoteException ? ((RemoteException) e).unwrapRemoteException() : e;<a name="line.388"></a> +<span class="sourceLineNo">389</span> throw e;<a name="line.389"></a> +<span class="sourceLineNo">390</span> } finally {<a name="line.390"></a> +<span class="sourceLineNo">391</span> LOG.debug("Finishing writing output logs and closing down.");<a name="line.391"></a> +<span class="sourceLineNo">392</span> try {<a name="line.392"></a> +<span class="sourceLineNo">393</span> if (null != in) {<a name="line.393"></a> +<span class="sourceLineNo">394</span> in.close();<a name="line.394"></a> +<span class="sourceLineNo">395</span> }<a name="line.395"></a> +<span class="sourceLineNo">396</span> } catch (IOException exception) {<a name="line.396"></a> +<span class="sourceLineNo">397</span> LOG.warn("Could not close wal reader: " + exception.getMessage());<a name="line.397"></a> +<span class="sourceLineNo">398</span> LOG.debug("exception details", exception);<a name="line.398"></a> +<span class="sourceLineNo">399</span> }<a name="line.399"></a> +<span class="sourceLineNo">400</span> try {<a name="line.400"></a> +<span class="sourceLineNo">401</span> if (outputSinkStarted) {<a name="line.401"></a> +<span class="sourceLineNo">402</span> // Set progress_failed to true as the immediate following statement will reset its value<a name="line.402"></a> +<span class="sourceLineNo">403</span> // when finishWritingAndClose() throws exception, progress_failed has the right value<a name="line.403"></a> +<span class="sourceLineNo">404</span> progress_failed = true;<a name="line.404"></a> +<span class="sourceLineNo">405</span> progress_failed = outputSink.finishWritingAndClose() == null;<a name="line.405"></a> +<span class="sourceLineNo">406</span> }<a name="line.406"></a> +<span class="sourceLineNo">407</span> } finally {<a name="line.407"></a> +<span class="sourceLineNo">408</span> String msg =<a name="line.408"></a> +<span class="sourceLineNo">409</span> "Processed " + editsCount + " edits across " + outputSink.getNumberOfRecoveredRegions()<a name="line.409"></a> +<span class="sourceLineNo">410</span> + " regions; edits skipped=" + editsSkipped + "; log file=" + logPath +<a name="line.410"></a> +<span class="sourceLineNo">411</span> ", length=" + logfile.getLen() + // See if length got updated post lease recovery<a name="line.411"></a> +<span class="sourceLineNo">412</span> ", corrupted=" + isCorrupted + ", progress failed=" + progress_failed;<a name="line.412"></a> +<span class="sourceLineNo">413</span> LOG.info(msg);<a name="line.413"></a> +<span class="sourceLineNo">414</span> status.markComplete(msg);<a name="line.414"></a> +<span class="sourceLineNo">415</span> }<a name="line.415"></a> +<span class="sourceLineNo">416</span> }<a name="line.416"></a> +<span class="sourceLineNo">417</span> return !progress_failed;<a name="line.417"></a> +<span class="sourceLineNo">418</span> }<a name="line.418"></a> +<span class="sourceLineNo">419</span><a name="line.419"></a> +<span class="sourceLineNo">420</span> /**<a name="line.420"></a> +<span class="sourceLineNo">421</span> * Completes the work done by splitLogFile by archiving logs<a name="line.421"></a> +<span class="sourceLineNo">422</span> * <p><a name="line.422"></a> +<span class="sourceLineNo">423</span> * It is invoked by SplitLogManager once it knows that one of the<a name="line.423"></a> +<span class="sourceLineNo">424</span> * SplitLogWorkers have completed the splitLogFile() part. If the master<a name="line.424"></a> +<span class="sourceLineNo">425</span> * crashes then this function might get called multiple times.<a name="line.425"></a> +<span class="sourceLineNo">426</span> * <p><a name="line.426"></a> +<span class="sourceLineNo">427</span> * @param logfile<a name="line.427"></a> +<span class="sourceLineNo">428</span> * @param conf<a name="line.428"></a> +<span class="sourceLineNo">429</span> * @throws IOException<a name="line.429"></a> +<span class="sourceLineNo">430</span> */<a name="line.430"></a> +<span class="sourceLineNo">431</span> public static void finishSplitLogFile(String logfile,<a name="line.431"></a> +<span class="sourceLineNo">432</span> Configuration conf) throws IOException {<a name="line.432"></a> +<span class="sourceLineNo">433</span> Path rootdir = FSUtils.getRootDir(conf);<a name="line.433"></a> +<span class="sourceLineNo">434</span> Path oldLogDir = new Path(rootdir, HConstants.HREGION_OLDLOGDIR_NAME);<a name="line.434"></a> +<span class="sourceLineNo">435</span> Path logPath;<a name="line.435"></a> +<span class="sourceLineNo">436</span> if (FSUtils.isStartingWithPath(rootdir, logfile)) {<a name="line.436"></a> +<span class="sourceLineNo">437</span> logPath = new Path(logfile);<a name="line.437"></a> +<span class="sourceLineNo">438</span> } else {<a name="line.438"></a> +<span class="sourceLineNo">439</span> logPath = new Path(rootdir, logfile);<a name="line.439"></a> +<span class="sourceLineNo">440</span> }<a name="line.440"></a> +<span class="sourceLineNo">441</span> finishSplitLogFile(rootdir, oldLogDir, logPath, conf);<a name="line.441"></a> +<span class="sourceLineNo">442</span> }<a name="line.442"></a> +<span class="sourceLineNo">443</span><a name="line.443"></a> +<span class="sourceLineNo">444</span> private static void finishSplitLogFile(Path rootdir, Path oldLogDir,<a name="line.444"></a> +<span class="sourceLineNo">445</span> Path logPath, Configuration conf) throws IOException {<a name="line.445"></a> +<span class="sourceLineNo">446</span> List<Path> processedLogs = new ArrayList<Path>();<a name="line.446"></a> +<span class="sourceLineNo">447</span> List<Path> corruptedLogs = new ArrayList<Path>();<a name="line.447"></a> +<span class="sourceLineNo">448</span> FileSystem fs;<a name="line.448"></a> +<span class="sourceLineNo">449</span> fs = rootdir.getFileSystem(conf);<a name="line.449"></a> +<span class="sourceLineNo">450</span> if (ZKSplitLog.isCorrupted(rootdir, logPath.getName(), fs)) {<a name="line.450"></a> +<span class="sourceLineNo">451</span> corruptedLogs.add(logPath);<a name="line.451"></a> +<span class="sourceLineNo">452</span> } else {<a name="line.452"></a> +<span class="sourceLineNo">453</span> processedLogs.add(logPath);<a name="line.453"></a> +<span class="sourceLineNo">454</span> }<a name="line.454"></a> +<span class="sourceLineNo">455</span> archiveLogs(corruptedLogs, processedLogs, oldLogDir, fs, conf);<a name="line.455"></a> +<span class="sourceLineNo">456</span> Path stagingDir = ZKSplitLog.getSplitLogDir(rootdir, logPath.getName());<a name="line.456"></a> +<span class="sourceLineNo">457</span> fs.delete(stagingDir, true);<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> /**<a name="line.460"></a> +<span class="sourceLineNo">461</span> * Moves processed logs to a oldLogDir after successful processing Moves<a name="line.461"></a> +<span class="sourceLineNo">462</span> * corrupted logs (any log that couldn't be successfully parsed to corruptDir<a name="line.462"></a> +<span class="sourceLineNo">463</span> * (.corrupt) for later investigation<a name="line.463"></a> +<span class="sourceLineNo">464</span> *<a name="line.464"></a> +<span class="sourceLineNo">465</span> * @param corruptedLogs<a name="line.465"></a> +<span class="sourceLineNo">466</span> * @param processedLogs<a name="line.466"></a> +<span class="sourceLineNo">467</span> * @param oldLogDir<a name="line.467"></a> +<span class="sourceLineNo">468</span> * @param fs<a name="line.468"></a> +<span class="sourceLineNo">469</span> * @param conf<a name="line.469"></a> +<span class="sourceLineNo">470</span> * @throws IOException<a name="line.470"></a> +<span class="sourceLineNo">471</span> */<a name="line.471"></a> +<span class="sourceLineNo">472</span> private static void archiveLogs(<a name="line.472"></a> +<span class="sourceLineNo">473</span> final List<Path> corruptedLogs,<a name="line.473"></a> +<span class="sourceLineNo">474</span> final List<Path> processedLogs, final Path oldLogDir,<a name="line.474"></a> +<span class="sourceLineNo">475</span> final FileSystem fs, final Configuration conf) throws IOException {<a name="line.475"></a> +<span class="sourceLineNo">476</span> final Path corruptDir = new Path(FSUtils.getRootDir(conf), conf.get(<a name="line.476"></a> +<span class="sourceLineNo">477</span> "hbase.regionserver.hlog.splitlog.corrupt.dir", HConstants.CORRUPT_DIR_NAME));<a name="line.477"></a> +<span class="sourceLineNo">478</span><a name="line.478"></a> +<span class="sourceLineNo">479</span> if (!fs.mkdirs(corruptDir)) {<a name="line.479"></a> +<span class="sourceLineNo">480</span> LOG.info("Unable to mkdir " + corruptDir);<a name="line.480"></a> +<span class="sourceLineNo">481</span> }<a name="line.481"></a> +<span class="sourceLineNo">482</span> fs.mkdirs(oldLogDir);<a name="line.482"></a> +<span class="sourceLineNo">483</span><a name="line.483"></a> +<span class="sourceLineNo">484</span> // this method can get restarted or called multiple times for archiving<a name="line.484"></a> +<span class="sourceLineNo">485</span> // the same log files.<a name="line.485"></a> +<span class="sourceLineNo">486</span> for (Path corrupted : corruptedLogs) {<a name="line.486"></a> +<span class="sourceLineNo">487</span> Path p = new Path(corruptDir, corrupted.getName());<a name="line.487"></a> +<span class="sourceLineNo">488</span> if (fs.exists(corrupted)) {<a name="line.488"></a> +<span class="sourceLineNo">489</span> if (!fs.rename(corrupted, p)) {<a name="line.489"></a> +<span class="sourceLineNo">490</span> LOG.warn("Unable to move corrupted log " + corrupted + " to " + p);<a name="line.490"></a> +<span class="sourceLineNo">491</span> } else {<a name="line.491"></a> +<span class="sourceLineNo">492</span> LOG.warn("Moved corrupted log " + corrupted + " to " + p);<a name="line.492"></a> +<span class="sourceLineNo">493</span> }<a name="line.493"></a> +<span class="sourceLineNo">494</span> }<a name="line.494"></a> +<span class="sourceLineNo">495</span> }<a name="line.495"></a> +<span class="sourceLineNo">496</span><a name="line.496"></a> +<span class="sourceLineNo">497</span> for (Path p : processedLogs) {<a name="line.497"></a> +<span class="sourceLineNo">498</span> Path newPath = FSHLog.getWALArchivePath(oldLogDir, p);<a name="line.498"></a> +<span class="sourceLineNo">499</span> if (fs.exists(p)) {<a name="line.499"></a> +<span class="sourceLineNo">500</span> if (!FSUtils.renameAndSetModifyTime(fs, p, newPath)) {<a name="line.500"></a> +<span class="sourceLineNo">501</span> LOG.warn("Unable to move " + p + " to " + newPath);<a name="line.501"></a> +<span class="sourceLineNo">502</span> } else {<a name="line.502"></a> +<span class="sourceLineNo">503</span> LOG.info("Archived processed log " + p + " to " + newPath);<a name="line.503"></a> +<span class="sourceLineNo">504</span> }<a name="line.504"></a> +<span class="sourceLineNo">505</span> }<a name="line.505"></a> +<span class="sourceLineNo">506</span> }<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> /**<a name="line.509"></a> +<span class="sourceLineNo">510</span> * Path to a file under RECOVERED_EDITS_DIR directory of the region found in<a name="line.510"></a> +<span class="sourceLineNo">511</span> * <code>logEntry</code> named for the sequenceid in the passed<a name="line.511"></a> +<span class="sourceLineNo">512</span> * <code>logEntry</code>: e.g. /hbase/some_table/2323432434/recovered.edits/2332.<a name="line.512"></a> +<span class="sourceLineNo">513</span> * This method also ensures existence of RECOVERED_EDITS_DIR under the region<a name="line.513"></a> +<span class="sourceLineNo">514</span> * creating it if necessary.<a name="line.514"></a> +<span class="sourceLineNo">515</span> * @param fs<a name="line.515"></a> +<span class="sourceLineNo">516</span> * @param logEntry<a name="line.516"></a> +<span class="sourceLineNo">517</span> * @param rootDir HBase root dir.<a name="line.517"></a> +<span class="sourceLineNo">518</span> * @param fileBeingSplit the file being split currently. Used to generate tmp file name.<a name="line.518"></a> +<span class="sourceLineNo">519</span> * @return Path to file into which to dump split log edits.<a name="line.519"></a> +<span class="sourceLineNo">520</span> * @throws IOException<a name="line.520"></a> +<span class="sourceLineNo">521</span> */<a name="line.521"></a> +<span class="sourceLineNo">522</span> @SuppressWarnings("deprecation")<a name="line.522"></a> +<span class="sourceLineNo">523</span> private static Path getRegionSplitEditsPath(final FileSystem fs,<a name="line.523"></a> +<span class="sourceLineNo">524</span> final Entry logEntry, final Path rootDir, FileStatus fileBeingSplit)<a name="line.524"></a> +<span class="sourceLineNo">525</span> throws IOException {<a name="line.525"></a> +<span class="sourceLineNo">526</span> Path tableDir = FSUtils.getTableDir(rootDir, logEntry.getKey().getTablename());<a name="line.526"></a> +<span class="sourceLineNo">527</span> String encodedRegionName = Bytes.toString(logEntry.getKey().getEncodedRegionName());<a name="line.527"></a> +<span class="sourceLineNo">528</span> Path regiondir = HRegion.getRegionDir(tableDir, encodedRegionName);<a name="line.528"></a> +<span class="sourceLineNo">529</span> Path dir = getRegionDirRecoveredEditsDir(regiondir);<a name="line.529"></a> +<span class="sourceLineNo">530</span><a name="line.530"></a> +<span class="sourceLineNo">531</span> if (!fs.exists(regiondir)) {<a name="line.531"></a> +<span class="sourceLineNo">532</span> LOG.info("This region's directory doesn't exist: "<a name="line.532"></a> +<span class="sourceLineNo">533</span> + regiondir.toString() + ". It is very likely that it was" +<a name="line.533"></a> +<span class="sourceLineNo">534</span> " already split so it's safe to discard those edits.");<a name="line.534"></a> +<span class="sourceLineNo">535</span> return null;<a name="line.535"></a> +<span class="sourceLineNo">536</span> }<a name="line.536"></a> +<span class="sourceLineNo">537</span> if (fs.exists(dir) && fs.isFile(dir)) {<a name="line.537"></a> +<span class="sourceLineNo">538</span> Path tmp = new Path("/tmp");<a name="line.538"></a> +<span class="sourceLineNo">539</span> if (!fs.exists(tmp)) {<a name="line.539"></a> +<span class="sourceLineNo">540</span> fs.mkdirs(tmp);<a name="line.540"></a> +<span class="sourceLineNo">541</span> }<a name="line.541"></a> +<span class="sourceLineNo">542</span> tmp = new Path(tmp,<a name="line.542"></a> +<span class="sourceLineNo">543</span> HConstants.RECOVERED_EDITS_DIR + "_" + encodedRegionName);<a name="line.543"></a> +<span class="sourceLineNo">544</span> LOG.warn("Found existing old file: " + dir + ". It could be some "<a name="line.544"></a> +<span class="sourceLineNo">545</span> + "leftover of an old installation. It should be a folder instead. "<a name="line.545"></a> +<span class="sourceLineNo">546</span> + "So moving it to " + tmp);<a name="line.546"></a> +<span class="sourceLineNo">547</span> if (!fs.rename(dir, tmp)) {<a name="line.547"></a> +<span class="sourceLineNo">548</span> LOG.warn("Failed to sideline old file " + dir);<a name="line.548"></a> +<span class="sourceLineNo">549</span> }<a name="line.549"></a> +<span class="sourceLineNo">550</span> }<a name="line.550"></a> +<span class="sourceLineNo">551</span><a name="line.551"></a> +<span class="sourceLineNo">552</span> if (!fs.exists(dir) && !fs.mkdirs(dir)) {<a name="line.552"></a> +<span class="sourceLineNo">553</span> LOG
<TRUNCATED>
