http://git-wip-us.apache.org/repos/asf/hbase-site/blob/35decbe4/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html index 9761535..a4d2378 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/RSRpcServices.LogDelegate.html @@ -1145,2347 +1145,2348 @@ <span class="sourceLineNo">1137</span> if (LOG.isWarnEnabled()) {<a name="line.1137"></a> <span class="sourceLineNo">1138</span> LOG.warn("Large batch operation detected (greater than " + rowSizeWarnThreshold<a name="line.1138"></a> <span class="sourceLineNo">1139</span> + ") (HBASE-18023)." + " Requested Number of Rows: " + sum + " Client: "<a name="line.1139"></a> -<span class="sourceLineNo">1140</span> + RpcServer.getRequestUserName() + "/" + RpcServer.getRemoteAddress()<a name="line.1140"></a> -<span class="sourceLineNo">1141</span> + " first region in multi=" + firstRegionName);<a name="line.1141"></a> -<span class="sourceLineNo">1142</span> }<a name="line.1142"></a> -<span class="sourceLineNo">1143</span> }<a name="line.1143"></a> -<span class="sourceLineNo">1144</span> };<a name="line.1144"></a> -<span class="sourceLineNo">1145</span><a name="line.1145"></a> -<span class="sourceLineNo">1146</span> private final LogDelegate ld;<a name="line.1146"></a> -<span class="sourceLineNo">1147</span><a name="line.1147"></a> -<span class="sourceLineNo">1148</span> public RSRpcServices(HRegionServer rs) throws IOException {<a name="line.1148"></a> -<span class="sourceLineNo">1149</span> this(rs, DEFAULT_LOG_DELEGATE);<a name="line.1149"></a> -<span class="sourceLineNo">1150</span> }<a name="line.1150"></a> -<span class="sourceLineNo">1151</span><a name="line.1151"></a> -<span class="sourceLineNo">1152</span> // Directly invoked only for testing<a name="line.1152"></a> -<span class="sourceLineNo">1153</span> RSRpcServices(HRegionServer rs, LogDelegate ld) throws IOException {<a name="line.1153"></a> -<span class="sourceLineNo">1154</span> this.ld = ld;<a name="line.1154"></a> -<span class="sourceLineNo">1155</span> regionServer = rs;<a name="line.1155"></a> -<span class="sourceLineNo">1156</span> rowSizeWarnThreshold = rs.conf.getInt(BATCH_ROWS_THRESHOLD_NAME, BATCH_ROWS_THRESHOLD_DEFAULT);<a name="line.1156"></a> -<span class="sourceLineNo">1157</span> RpcSchedulerFactory rpcSchedulerFactory;<a name="line.1157"></a> -<span class="sourceLineNo">1158</span> try {<a name="line.1158"></a> -<span class="sourceLineNo">1159</span> Class<?> rpcSchedulerFactoryClass = rs.conf.getClass(<a name="line.1159"></a> -<span class="sourceLineNo">1160</span> REGION_SERVER_RPC_SCHEDULER_FACTORY_CLASS,<a name="line.1160"></a> -<span class="sourceLineNo">1161</span> SimpleRpcSchedulerFactory.class);<a name="line.1161"></a> -<span class="sourceLineNo">1162</span> rpcSchedulerFactory = ((RpcSchedulerFactory) rpcSchedulerFactoryClass.newInstance());<a name="line.1162"></a> -<span class="sourceLineNo">1163</span> } catch (InstantiationException e) {<a name="line.1163"></a> -<span class="sourceLineNo">1164</span> throw new IllegalArgumentException(e);<a name="line.1164"></a> -<span class="sourceLineNo">1165</span> } catch (IllegalAccessException e) {<a name="line.1165"></a> -<span class="sourceLineNo">1166</span> throw new IllegalArgumentException(e);<a name="line.1166"></a> -<span class="sourceLineNo">1167</span> }<a name="line.1167"></a> -<span class="sourceLineNo">1168</span> // Server to handle client requests.<a name="line.1168"></a> -<span class="sourceLineNo">1169</span> InetSocketAddress initialIsa;<a name="line.1169"></a> -<span class="sourceLineNo">1170</span> InetSocketAddress bindAddress;<a name="line.1170"></a> -<span class="sourceLineNo">1171</span> if(this instanceof MasterRpcServices) {<a name="line.1171"></a> -<span class="sourceLineNo">1172</span> String hostname = getHostname(rs.conf, true);<a name="line.1172"></a> -<span class="sourceLineNo">1173</span> int port = rs.conf.getInt(HConstants.MASTER_PORT, HConstants.DEFAULT_MASTER_PORT);<a name="line.1173"></a> -<span class="sourceLineNo">1174</span> // Creation of a HSA will force a resolve.<a name="line.1174"></a> -<span class="sourceLineNo">1175</span> initialIsa = new InetSocketAddress(hostname, port);<a name="line.1175"></a> -<span class="sourceLineNo">1176</span> bindAddress = new InetSocketAddress(rs.conf.get("hbase.master.ipc.address", hostname), port);<a name="line.1176"></a> -<span class="sourceLineNo">1177</span> } else {<a name="line.1177"></a> -<span class="sourceLineNo">1178</span> String hostname = getHostname(rs.conf, false);<a name="line.1178"></a> -<span class="sourceLineNo">1179</span> int port = rs.conf.getInt(HConstants.REGIONSERVER_PORT,<a name="line.1179"></a> -<span class="sourceLineNo">1180</span> HConstants.DEFAULT_REGIONSERVER_PORT);<a name="line.1180"></a> -<span class="sourceLineNo">1181</span> // Creation of a HSA will force a resolve.<a name="line.1181"></a> -<span class="sourceLineNo">1182</span> initialIsa = new InetSocketAddress(hostname, port);<a name="line.1182"></a> -<span class="sourceLineNo">1183</span> bindAddress = new InetSocketAddress(<a name="line.1183"></a> -<span class="sourceLineNo">1184</span> rs.conf.get("hbase.regionserver.ipc.address", hostname), port);<a name="line.1184"></a> -<span class="sourceLineNo">1185</span> }<a name="line.1185"></a> -<span class="sourceLineNo">1186</span> if (initialIsa.getAddress() == null) {<a name="line.1186"></a> -<span class="sourceLineNo">1187</span> throw new IllegalArgumentException("Failed resolve of " + initialIsa);<a name="line.1187"></a> -<span class="sourceLineNo">1188</span> }<a name="line.1188"></a> -<span class="sourceLineNo">1189</span> priority = createPriority();<a name="line.1189"></a> -<span class="sourceLineNo">1190</span> String name = rs.getProcessName() + "/" + initialIsa.toString();<a name="line.1190"></a> -<span class="sourceLineNo">1191</span> // Set how many times to retry talking to another server over Connection.<a name="line.1191"></a> -<span class="sourceLineNo">1192</span> ConnectionUtils.setServerSideHConnectionRetriesConfig(rs.conf, name, LOG);<a name="line.1192"></a> -<span class="sourceLineNo">1193</span> try {<a name="line.1193"></a> -<span class="sourceLineNo">1194</span> rpcServer = RpcServerFactory.createRpcServer(rs, name, getServices(),<a name="line.1194"></a> -<span class="sourceLineNo">1195</span> bindAddress, // use final bindAddress for this server.<a name="line.1195"></a> -<span class="sourceLineNo">1196</span> rs.conf,<a name="line.1196"></a> -<span class="sourceLineNo">1197</span> rpcSchedulerFactory.create(rs.conf, this, rs));<a name="line.1197"></a> -<span class="sourceLineNo">1198</span> rpcServer.setRsRpcServices(this);<a name="line.1198"></a> -<span class="sourceLineNo">1199</span> } catch (BindException be) {<a name="line.1199"></a> -<span class="sourceLineNo">1200</span> String configName = (this instanceof MasterRpcServices) ? HConstants.MASTER_PORT :<a name="line.1200"></a> -<span class="sourceLineNo">1201</span> HConstants.REGIONSERVER_PORT;<a name="line.1201"></a> -<span class="sourceLineNo">1202</span> throw new IOException(be.getMessage() + ". To switch ports use the '" + configName +<a name="line.1202"></a> -<span class="sourceLineNo">1203</span> "' configuration property.", be.getCause() != null ? be.getCause() : be);<a name="line.1203"></a> -<span class="sourceLineNo">1204</span> }<a name="line.1204"></a> -<span class="sourceLineNo">1205</span><a name="line.1205"></a> -<span class="sourceLineNo">1206</span> scannerLeaseTimeoutPeriod = rs.conf.getInt(<a name="line.1206"></a> -<span class="sourceLineNo">1207</span> HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD,<a name="line.1207"></a> -<span class="sourceLineNo">1208</span> HConstants.DEFAULT_HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD);<a name="line.1208"></a> -<span class="sourceLineNo">1209</span> maxScannerResultSize = rs.conf.getLong(<a name="line.1209"></a> -<span class="sourceLineNo">1210</span> HConstants.HBASE_SERVER_SCANNER_MAX_RESULT_SIZE_KEY,<a name="line.1210"></a> -<span class="sourceLineNo">1211</span> HConstants.DEFAULT_HBASE_SERVER_SCANNER_MAX_RESULT_SIZE);<a name="line.1211"></a> -<span class="sourceLineNo">1212</span> rpcTimeout = rs.conf.getInt(<a name="line.1212"></a> -<span class="sourceLineNo">1213</span> HConstants.HBASE_RPC_TIMEOUT_KEY,<a name="line.1213"></a> -<span class="sourceLineNo">1214</span> HConstants.DEFAULT_HBASE_RPC_TIMEOUT);<a name="line.1214"></a> -<span class="sourceLineNo">1215</span> minimumScanTimeLimitDelta = rs.conf.getLong(<a name="line.1215"></a> -<span class="sourceLineNo">1216</span> REGION_SERVER_RPC_MINIMUM_SCAN_TIME_LIMIT_DELTA,<a name="line.1216"></a> -<span class="sourceLineNo">1217</span> DEFAULT_REGION_SERVER_RPC_MINIMUM_SCAN_TIME_LIMIT_DELTA);<a name="line.1217"></a> -<span class="sourceLineNo">1218</span><a name="line.1218"></a> -<span class="sourceLineNo">1219</span> InetSocketAddress address = rpcServer.getListenerAddress();<a name="line.1219"></a> -<span class="sourceLineNo">1220</span> if (address == null) {<a name="line.1220"></a> -<span class="sourceLineNo">1221</span> throw new IOException("Listener channel is closed");<a name="line.1221"></a> -<span class="sourceLineNo">1222</span> }<a name="line.1222"></a> -<span class="sourceLineNo">1223</span> // Set our address, however we need the final port that was given to rpcServer<a name="line.1223"></a> -<span class="sourceLineNo">1224</span> isa = new InetSocketAddress(initialIsa.getHostName(), address.getPort());<a name="line.1224"></a> -<span class="sourceLineNo">1225</span> rpcServer.setErrorHandler(this);<a name="line.1225"></a> -<span class="sourceLineNo">1226</span> rs.setName(name);<a name="line.1226"></a> -<span class="sourceLineNo">1227</span><a name="line.1227"></a> -<span class="sourceLineNo">1228</span> closedScanners = CacheBuilder.newBuilder()<a name="line.1228"></a> -<span class="sourceLineNo">1229</span> .expireAfterAccess(scannerLeaseTimeoutPeriod, TimeUnit.MILLISECONDS).build();<a name="line.1229"></a> -<span class="sourceLineNo">1230</span> }<a name="line.1230"></a> -<span class="sourceLineNo">1231</span><a name="line.1231"></a> -<span class="sourceLineNo">1232</span> @Override<a name="line.1232"></a> -<span class="sourceLineNo">1233</span> public void onConfigurationChange(Configuration newConf) {<a name="line.1233"></a> -<span class="sourceLineNo">1234</span> if (rpcServer instanceof ConfigurationObserver) {<a name="line.1234"></a> -<span class="sourceLineNo">1235</span> ((ConfigurationObserver)rpcServer).onConfigurationChange(newConf);<a name="line.1235"></a> -<span class="sourceLineNo">1236</span> }<a name="line.1236"></a> -<span class="sourceLineNo">1237</span> }<a name="line.1237"></a> -<span class="sourceLineNo">1238</span><a name="line.1238"></a> -<span class="sourceLineNo">1239</span> protected PriorityFunction createPriority() {<a name="line.1239"></a> -<span class="sourceLineNo">1240</span> return new AnnotationReadingPriorityFunction(this);<a name="line.1240"></a> -<span class="sourceLineNo">1241</span> }<a name="line.1241"></a> -<span class="sourceLineNo">1242</span><a name="line.1242"></a> -<span class="sourceLineNo">1243</span> public static String getHostname(Configuration conf, boolean isMaster)<a name="line.1243"></a> -<span class="sourceLineNo">1244</span> throws UnknownHostException {<a name="line.1244"></a> -<span class="sourceLineNo">1245</span> String hostname = conf.get(isMaster? HRegionServer.MASTER_HOSTNAME_KEY :<a name="line.1245"></a> -<span class="sourceLineNo">1246</span> HRegionServer.RS_HOSTNAME_KEY);<a name="line.1246"></a> -<span class="sourceLineNo">1247</span> if (hostname == null || hostname.isEmpty()) {<a name="line.1247"></a> -<span class="sourceLineNo">1248</span> String masterOrRS = isMaster ? "master" : "regionserver";<a name="line.1248"></a> -<span class="sourceLineNo">1249</span> return Strings.domainNamePointerToHostName(DNS.getDefaultHost(<a name="line.1249"></a> -<span class="sourceLineNo">1250</span> conf.get("hbase." + masterOrRS + ".dns.interface", "default"),<a name="line.1250"></a> -<span class="sourceLineNo">1251</span> conf.get("hbase." + masterOrRS + ".dns.nameserver", "default")));<a name="line.1251"></a> -<span class="sourceLineNo">1252</span> } else {<a name="line.1252"></a> -<span class="sourceLineNo">1253</span> LOG.info("hostname is configured to be " + hostname);<a name="line.1253"></a> -<span class="sourceLineNo">1254</span> return hostname;<a name="line.1254"></a> -<span class="sourceLineNo">1255</span> }<a name="line.1255"></a> -<span class="sourceLineNo">1256</span> }<a name="line.1256"></a> -<span class="sourceLineNo">1257</span><a name="line.1257"></a> -<span class="sourceLineNo">1258</span> @VisibleForTesting<a name="line.1258"></a> -<span class="sourceLineNo">1259</span> public int getScannersCount() {<a name="line.1259"></a> -<span class="sourceLineNo">1260</span> return scanners.size();<a name="line.1260"></a> -<span class="sourceLineNo">1261</span> }<a name="line.1261"></a> -<span class="sourceLineNo">1262</span><a name="line.1262"></a> -<span class="sourceLineNo">1263</span> public<a name="line.1263"></a> -<span class="sourceLineNo">1264</span> RegionScanner getScanner(long scannerId) {<a name="line.1264"></a> -<span class="sourceLineNo">1265</span> String scannerIdString = Long.toString(scannerId);<a name="line.1265"></a> -<span class="sourceLineNo">1266</span> RegionScannerHolder scannerHolder = scanners.get(scannerIdString);<a name="line.1266"></a> -<span class="sourceLineNo">1267</span> if (scannerHolder != null) {<a name="line.1267"></a> -<span class="sourceLineNo">1268</span> return scannerHolder.s;<a name="line.1268"></a> -<span class="sourceLineNo">1269</span> }<a name="line.1269"></a> -<span class="sourceLineNo">1270</span> return null;<a name="line.1270"></a> -<span class="sourceLineNo">1271</span> }<a name="line.1271"></a> -<span class="sourceLineNo">1272</span><a name="line.1272"></a> -<span class="sourceLineNo">1273</span> public String getScanDetailsWithId(long scannerId) {<a name="line.1273"></a> -<span class="sourceLineNo">1274</span> RegionScanner scanner = getScanner(scannerId);<a name="line.1274"></a> -<span class="sourceLineNo">1275</span> if (scanner == null) {<a name="line.1275"></a> -<span class="sourceLineNo">1276</span> return null;<a name="line.1276"></a> -<span class="sourceLineNo">1277</span> }<a name="line.1277"></a> -<span class="sourceLineNo">1278</span> StringBuilder builder = new StringBuilder();<a name="line.1278"></a> -<span class="sourceLineNo">1279</span> builder.append("table: ").append(scanner.getRegionInfo().getTable().getNameAsString());<a name="line.1279"></a> -<span class="sourceLineNo">1280</span> builder.append(" region: ").append(scanner.getRegionInfo().getRegionNameAsString());<a name="line.1280"></a> -<span class="sourceLineNo">1281</span> return builder.toString();<a name="line.1281"></a> -<span class="sourceLineNo">1282</span> }<a name="line.1282"></a> -<span class="sourceLineNo">1283</span><a name="line.1283"></a> -<span class="sourceLineNo">1284</span> /**<a name="line.1284"></a> -<span class="sourceLineNo">1285</span> * Get the vtime associated with the scanner.<a name="line.1285"></a> -<span class="sourceLineNo">1286</span> * Currently the vtime is the number of "next" calls.<a name="line.1286"></a> -<span class="sourceLineNo">1287</span> */<a name="line.1287"></a> -<span class="sourceLineNo">1288</span> long getScannerVirtualTime(long scannerId) {<a name="line.1288"></a> -<span class="sourceLineNo">1289</span> String scannerIdString = Long.toString(scannerId);<a name="line.1289"></a> -<span class="sourceLineNo">1290</span> RegionScannerHolder scannerHolder = scanners.get(scannerIdString);<a name="line.1290"></a> -<span class="sourceLineNo">1291</span> if (scannerHolder != null) {<a name="line.1291"></a> -<span class="sourceLineNo">1292</span> return scannerHolder.getNextCallSeq();<a name="line.1292"></a> -<span class="sourceLineNo">1293</span> }<a name="line.1293"></a> -<span class="sourceLineNo">1294</span> return 0L;<a name="line.1294"></a> -<span class="sourceLineNo">1295</span> }<a name="line.1295"></a> -<span class="sourceLineNo">1296</span><a name="line.1296"></a> -<span class="sourceLineNo">1297</span> /**<a name="line.1297"></a> -<span class="sourceLineNo">1298</span> * Method to account for the size of retained cells and retained data blocks.<a name="line.1298"></a> -<span class="sourceLineNo">1299</span> * @return an object that represents the last referenced block from this response.<a name="line.1299"></a> -<span class="sourceLineNo">1300</span> */<a name="line.1300"></a> -<span class="sourceLineNo">1301</span> Object addSize(RpcCallContext context, Result r, Object lastBlock) {<a name="line.1301"></a> -<span class="sourceLineNo">1302</span> if (context != null && r != null && !r.isEmpty()) {<a name="line.1302"></a> -<span class="sourceLineNo">1303</span> for (Cell c : r.rawCells()) {<a name="line.1303"></a> -<span class="sourceLineNo">1304</span> context.incrementResponseCellSize(PrivateCellUtil.estimatedSerializedSizeOf(c));<a name="line.1304"></a> -<span class="sourceLineNo">1305</span><a name="line.1305"></a> -<span class="sourceLineNo">1306</span> // Since byte buffers can point all kinds of crazy places it's harder to keep track<a name="line.1306"></a> -<span class="sourceLineNo">1307</span> // of which blocks are kept alive by what byte buffer.<a name="line.1307"></a> -<span class="sourceLineNo">1308</span> // So we make a guess.<a name="line.1308"></a> -<span class="sourceLineNo">1309</span> if (c instanceof ByteBufferCell) {<a name="line.1309"></a> -<span class="sourceLineNo">1310</span> ByteBufferCell bbCell = (ByteBufferCell) c;<a name="line.1310"></a> -<span class="sourceLineNo">1311</span> ByteBuffer bb = bbCell.getValueByteBuffer();<a name="line.1311"></a> -<span class="sourceLineNo">1312</span> if (bb != lastBlock) {<a name="line.1312"></a> -<span class="sourceLineNo">1313</span> context.incrementResponseBlockSize(bb.capacity());<a name="line.1313"></a> -<span class="sourceLineNo">1314</span> lastBlock = bb;<a name="line.1314"></a> -<span class="sourceLineNo">1315</span> }<a name="line.1315"></a> -<span class="sourceLineNo">1316</span> } else {<a name="line.1316"></a> -<span class="sourceLineNo">1317</span> // We're using the last block being the same as the current block as<a name="line.1317"></a> -<span class="sourceLineNo">1318</span> // a proxy for pointing to a new block. This won't be exact.<a name="line.1318"></a> -<span class="sourceLineNo">1319</span> // If there are multiple gets that bounce back and forth<a name="line.1319"></a> -<span class="sourceLineNo">1320</span> // Then it's possible that this will over count the size of<a name="line.1320"></a> -<span class="sourceLineNo">1321</span> // referenced blocks. However it's better to over count and<a name="line.1321"></a> -<span class="sourceLineNo">1322</span> // use two rpcs than to OOME the regionserver.<a name="line.1322"></a> -<span class="sourceLineNo">1323</span> byte[] valueArray = c.getValueArray();<a name="line.1323"></a> -<span class="sourceLineNo">1324</span> if (valueArray != lastBlock) {<a name="line.1324"></a> -<span class="sourceLineNo">1325</span> context.incrementResponseBlockSize(valueArray.length);<a name="line.1325"></a> -<span class="sourceLineNo">1326</span> lastBlock = valueArray;<a name="line.1326"></a> -<span class="sourceLineNo">1327</span> }<a name="line.1327"></a> -<span class="sourceLineNo">1328</span> }<a name="line.1328"></a> -<span class="sourceLineNo">1329</span><a name="line.1329"></a> -<span class="sourceLineNo">1330</span> }<a name="line.1330"></a> -<span class="sourceLineNo">1331</span> }<a name="line.1331"></a> -<span class="sourceLineNo">1332</span> return lastBlock;<a name="line.1332"></a> -<span class="sourceLineNo">1333</span> }<a name="line.1333"></a> -<span class="sourceLineNo">1334</span><a name="line.1334"></a> -<span class="sourceLineNo">1335</span> private RegionScannerHolder addScanner(String scannerName, RegionScanner s, Shipper shipper,<a name="line.1335"></a> -<span class="sourceLineNo">1336</span> HRegion r, boolean needCursor) throws LeaseStillHeldException {<a name="line.1336"></a> -<span class="sourceLineNo">1337</span> Lease lease = regionServer.leases.createLease(scannerName, this.scannerLeaseTimeoutPeriod,<a name="line.1337"></a> -<span class="sourceLineNo">1338</span> new ScannerListener(scannerName));<a name="line.1338"></a> -<span class="sourceLineNo">1339</span> RpcCallback shippedCallback = new RegionScannerShippedCallBack(scannerName, shipper, lease);<a name="line.1339"></a> -<span class="sourceLineNo">1340</span> RpcCallback closeCallback;<a name="line.1340"></a> -<span class="sourceLineNo">1341</span> if (s instanceof RpcCallback) {<a name="line.1341"></a> -<span class="sourceLineNo">1342</span> closeCallback = (RpcCallback) s;<a name="line.1342"></a> -<span class="sourceLineNo">1343</span> } else {<a name="line.1343"></a> -<span class="sourceLineNo">1344</span> closeCallback = new RegionScannerCloseCallBack(s);<a name="line.1344"></a> -<span class="sourceLineNo">1345</span> }<a name="line.1345"></a> -<span class="sourceLineNo">1346</span> RegionScannerHolder rsh =<a name="line.1346"></a> -<span class="sourceLineNo">1347</span> new RegionScannerHolder(scannerName, s, r, closeCallback, shippedCallback, needCursor);<a name="line.1347"></a> -<span class="sourceLineNo">1348</span> RegionScannerHolder existing = scanners.putIfAbsent(scannerName, rsh);<a name="line.1348"></a> -<span class="sourceLineNo">1349</span> assert existing == null : "scannerId must be unique within regionserver's whole lifecycle! " +<a name="line.1349"></a> -<span class="sourceLineNo">1350</span> scannerName;<a name="line.1350"></a> -<span class="sourceLineNo">1351</span> return rsh;<a name="line.1351"></a> -<span class="sourceLineNo">1352</span> }<a name="line.1352"></a> -<span class="sourceLineNo">1353</span><a name="line.1353"></a> -<span class="sourceLineNo">1354</span> /**<a name="line.1354"></a> -<span class="sourceLineNo">1355</span> * Find the HRegion based on a region specifier<a name="line.1355"></a> -<span class="sourceLineNo">1356</span> *<a name="line.1356"></a> -<span class="sourceLineNo">1357</span> * @param regionSpecifier the region specifier<a name="line.1357"></a> -<span class="sourceLineNo">1358</span> * @return the corresponding region<a name="line.1358"></a> -<span class="sourceLineNo">1359</span> * @throws IOException if the specifier is not null,<a name="line.1359"></a> -<span class="sourceLineNo">1360</span> * but failed to find the region<a name="line.1360"></a> -<span class="sourceLineNo">1361</span> */<a name="line.1361"></a> -<span class="sourceLineNo">1362</span> @VisibleForTesting<a name="line.1362"></a> -<span class="sourceLineNo">1363</span> public HRegion getRegion(<a name="line.1363"></a> -<span class="sourceLineNo">1364</span> final RegionSpecifier regionSpecifier) throws IOException {<a name="line.1364"></a> -<span class="sourceLineNo">1365</span> ByteString value = regionSpecifier.getValue();<a name="line.1365"></a> -<span class="sourceLineNo">1366</span> RegionSpecifierType type = regionSpecifier.getType();<a name="line.1366"></a> -<span class="sourceLineNo">1367</span> switch (type) {<a name="line.1367"></a> -<span class="sourceLineNo">1368</span> case REGION_NAME:<a name="line.1368"></a> -<span class="sourceLineNo">1369</span> byte[] regionName = value.toByteArray();<a name="line.1369"></a> -<span class="sourceLineNo">1370</span> String encodedRegionName = RegionInfo.encodeRegionName(regionName);<a name="line.1370"></a> -<span class="sourceLineNo">1371</span> return regionServer.getRegionByEncodedName(regionName, encodedRegionName);<a name="line.1371"></a> -<span class="sourceLineNo">1372</span> case ENCODED_REGION_NAME:<a name="line.1372"></a> -<span class="sourceLineNo">1373</span> return regionServer.getRegionByEncodedName(value.toStringUtf8());<a name="line.1373"></a> -<span class="sourceLineNo">1374</span> default:<a name="line.1374"></a> -<span class="sourceLineNo">1375</span> throw new DoNotRetryIOException(<a name="line.1375"></a> -<span class="sourceLineNo">1376</span> "Unsupported region specifier type: " + type);<a name="line.1376"></a> -<span class="sourceLineNo">1377</span> }<a name="line.1377"></a> -<span class="sourceLineNo">1378</span> }<a name="line.1378"></a> -<span class="sourceLineNo">1379</span><a name="line.1379"></a> -<span class="sourceLineNo">1380</span> @VisibleForTesting<a name="line.1380"></a> -<span class="sourceLineNo">1381</span> public PriorityFunction getPriority() {<a name="line.1381"></a> -<span class="sourceLineNo">1382</span> return priority;<a name="line.1382"></a> -<span class="sourceLineNo">1383</span> }<a name="line.1383"></a> -<span class="sourceLineNo">1384</span><a name="line.1384"></a> -<span class="sourceLineNo">1385</span> @VisibleForTesting<a name="line.1385"></a> -<span class="sourceLineNo">1386</span> public Configuration getConfiguration() {<a name="line.1386"></a> -<span class="sourceLineNo">1387</span> return regionServer.getConfiguration();<a name="line.1387"></a> -<span class="sourceLineNo">1388</span> }<a name="line.1388"></a> -<span class="sourceLineNo">1389</span><a name="line.1389"></a> -<span class="sourceLineNo">1390</span> private RegionServerRpcQuotaManager getRpcQuotaManager() {<a name="line.1390"></a> -<span class="sourceLineNo">1391</span> return regionServer.getRegionServerRpcQuotaManager();<a name="line.1391"></a> -<span class="sourceLineNo">1392</span> }<a name="line.1392"></a> -<span class="sourceLineNo">1393</span><a name="line.1393"></a> -<span class="sourceLineNo">1394</span> private RegionServerSpaceQuotaManager getSpaceQuotaManager() {<a name="line.1394"></a> -<span class="sourceLineNo">1395</span> return regionServer.getRegionServerSpaceQuotaManager();<a name="line.1395"></a> -<span class="sourceLineNo">1396</span> }<a name="line.1396"></a> -<span class="sourceLineNo">1397</span><a name="line.1397"></a> -<span class="sourceLineNo">1398</span> void start() {<a name="line.1398"></a> -<span class="sourceLineNo">1399</span> this.scannerIdGenerator = new ScannerIdGenerator(this.regionServer.serverName);<a name="line.1399"></a> -<span class="sourceLineNo">1400</span> rpcServer.start();<a name="line.1400"></a> -<span class="sourceLineNo">1401</span> }<a name="line.1401"></a> -<span class="sourceLineNo">1402</span><a name="line.1402"></a> -<span class="sourceLineNo">1403</span> void stop() {<a name="line.1403"></a> -<span class="sourceLineNo">1404</span> closeAllScanners();<a name="line.1404"></a> -<span class="sourceLineNo">1405</span> rpcServer.stop();<a name="line.1405"></a> -<span class="sourceLineNo">1406</span> }<a name="line.1406"></a> -<span class="sourceLineNo">1407</span><a name="line.1407"></a> -<span class="sourceLineNo">1408</span> /**<a name="line.1408"></a> -<span class="sourceLineNo">1409</span> * Called to verify that this server is up and running.<a name="line.1409"></a> -<span class="sourceLineNo">1410</span> *<a name="line.1410"></a> -<span class="sourceLineNo">1411</span> * @throws IOException<a name="line.1411"></a> -<span class="sourceLineNo">1412</span> */<a name="line.1412"></a> -<span class="sourceLineNo">1413</span> protected void checkOpen() throws IOException {<a name="line.1413"></a> -<span class="sourceLineNo">1414</span> if (regionServer.isAborted()) {<a name="line.1414"></a> -<span class="sourceLineNo">1415</span> throw new RegionServerAbortedException("Server " + regionServer.serverName + " aborting");<a name="line.1415"></a> -<span class="sourceLineNo">1416</span> }<a name="line.1416"></a> -<span class="sourceLineNo">1417</span> if (regionServer.isStopped()) {<a name="line.1417"></a> -<span class="sourceLineNo">1418</span> throw new RegionServerStoppedException("Server " + regionServer.serverName + " stopping");<a name="line.1418"></a> -<span class="sourceLineNo">1419</span> }<a name="line.1419"></a> -<span class="sourceLineNo">1420</span> if (!regionServer.fsOk) {<a name="line.1420"></a> -<span class="sourceLineNo">1421</span> throw new RegionServerStoppedException("File system not available");<a name="line.1421"></a> -<span class="sourceLineNo">1422</span> }<a name="line.1422"></a> -<span class="sourceLineNo">1423</span> if (!regionServer.isOnline()) {<a name="line.1423"></a> -<span class="sourceLineNo">1424</span> throw new ServerNotRunningYetException("Server " + regionServer.serverName<a name="line.1424"></a> -<span class="sourceLineNo">1425</span> + " is not running yet");<a name="line.1425"></a> -<span class="sourceLineNo">1426</span> }<a name="line.1426"></a> -<span class="sourceLineNo">1427</span> }<a name="line.1427"></a> -<span class="sourceLineNo">1428</span><a name="line.1428"></a> -<span class="sourceLineNo">1429</span> /**<a name="line.1429"></a> -<span class="sourceLineNo">1430</span> * By default, put up an Admin and a Client Service.<a name="line.1430"></a> -<span class="sourceLineNo">1431</span> * Set booleans <code>hbase.regionserver.admin.executorService</code> and<a name="line.1431"></a> -<span class="sourceLineNo">1432</span> * <code>hbase.regionserver.client.executorService</code> if you want to enable/disable services.<a name="line.1432"></a> -<span class="sourceLineNo">1433</span> * Default is that both are enabled.<a name="line.1433"></a> -<span class="sourceLineNo">1434</span> * @return immutable list of blocking services and the security info classes that this server<a name="line.1434"></a> -<span class="sourceLineNo">1435</span> * supports<a name="line.1435"></a> -<span class="sourceLineNo">1436</span> */<a name="line.1436"></a> -<span class="sourceLineNo">1437</span> protected List<BlockingServiceAndInterface> getServices() {<a name="line.1437"></a> -<span class="sourceLineNo">1438</span> boolean admin =<a name="line.1438"></a> -<span class="sourceLineNo">1439</span> getConfiguration().getBoolean(REGIONSERVER_ADMIN_SERVICE_CONFIG, true);<a name="line.1439"></a> -<span class="sourceLineNo">1440</span> boolean client =<a name="line.1440"></a> -<span class="sourceLineNo">1441</span> getConfiguration().getBoolean(REGIONSERVER_CLIENT_SERVICE_CONFIG, true);<a name="line.1441"></a> -<span class="sourceLineNo">1442</span> List<BlockingServiceAndInterface> bssi = new ArrayList<>();<a name="line.1442"></a> -<span class="sourceLineNo">1443</span> if (client) {<a name="line.1443"></a> -<span class="sourceLineNo">1444</span> bssi.add(new BlockingServiceAndInterface(<a name="line.1444"></a> -<span class="sourceLineNo">1445</span> ClientService.newReflectiveBlockingService(this),<a name="line.1445"></a> -<span class="sourceLineNo">1446</span> ClientService.BlockingInterface.class));<a name="line.1446"></a> -<span class="sourceLineNo">1447</span> }<a name="line.1447"></a> -<span class="sourceLineNo">1448</span> if (admin) {<a name="line.1448"></a> -<span class="sourceLineNo">1449</span> bssi.add(new BlockingServiceAndInterface(<a name="line.1449"></a> -<span class="sourceLineNo">1450</span> AdminService.newReflectiveBlockingService(this),<a name="line.1450"></a> -<span class="sourceLineNo">1451</span> AdminService.BlockingInterface.class));<a name="line.1451"></a> -<span class="sourceLineNo">1452</span> }<a name="line.1452"></a> -<span class="sourceLineNo">1453</span> return new org.apache.hadoop.hbase.shaded.com.google.common.collect.<a name="line.1453"></a> -<span class="sourceLineNo">1454</span> ImmutableList.Builder<BlockingServiceAndInterface>().addAll(bssi).build();<a name="line.1454"></a> -<span class="sourceLineNo">1455</span> }<a name="line.1455"></a> -<span class="sourceLineNo">1456</span><a name="line.1456"></a> -<span class="sourceLineNo">1457</span> public InetSocketAddress getSocketAddress() {<a name="line.1457"></a> -<span class="sourceLineNo">1458</span> return isa;<a name="line.1458"></a> -<span class="sourceLineNo">1459</span> }<a name="line.1459"></a> -<span class="sourceLineNo">1460</span><a name="line.1460"></a> -<span class="sourceLineNo">1461</span> @Override<a name="line.1461"></a> -<span class="sourceLineNo">1462</span> public int getPriority(RequestHeader header, Message param, User user) {<a name="line.1462"></a> -<span class="sourceLineNo">1463</span> return priority.getPriority(header, param, user);<a name="line.1463"></a> -<span class="sourceLineNo">1464</span> }<a name="line.1464"></a> -<span class="sourceLineNo">1465</span><a name="line.1465"></a> -<span class="sourceLineNo">1466</span> @Override<a name="line.1466"></a> -<span class="sourceLineNo">1467</span> public long getDeadline(RequestHeader header, Message param) {<a name="line.1467"></a> -<span class="sourceLineNo">1468</span> return priority.getDeadline(header, param);<a name="line.1468"></a> -<span class="sourceLineNo">1469</span> }<a name="line.1469"></a> -<span class="sourceLineNo">1470</span><a name="line.1470"></a> -<span class="sourceLineNo">1471</span> /*<a name="line.1471"></a> -<span class="sourceLineNo">1472</span> * Check if an OOME and, if so, abort immediately to avoid creating more objects.<a name="line.1472"></a> -<span class="sourceLineNo">1473</span> *<a name="line.1473"></a> -<span class="sourceLineNo">1474</span> * @param e<a name="line.1474"></a> -<span class="sourceLineNo">1475</span> *<a name="line.1475"></a> -<span class="sourceLineNo">1476</span> * @return True if we OOME'd and are aborting.<a name="line.1476"></a> -<span class="sourceLineNo">1477</span> */<a name="line.1477"></a> -<span class="sourceLineNo">1478</span> @Override<a name="line.1478"></a> -<span class="sourceLineNo">1479</span> public boolean checkOOME(final Throwable e) {<a name="line.1479"></a> -<span class="sourceLineNo">1480</span> return exitIfOOME(e);<a name="line.1480"></a> -<span class="sourceLineNo">1481</span> }<a name="line.1481"></a> -<span class="sourceLineNo">1482</span><a name="line.1482"></a> -<span class="sourceLineNo">1483</span> public static boolean exitIfOOME(final Throwable e ){<a name="line.1483"></a> -<span class="sourceLineNo">1484</span> boolean stop = false;<a name="line.1484"></a> -<span class="sourceLineNo">1485</span> try {<a name="line.1485"></a> -<span class="sourceLineNo">1486</span> if (e instanceof OutOfMemoryError<a name="line.1486"></a> -<span class="sourceLineNo">1487</span> || (e.getCause() != null && e.getCause() instanceof OutOfMemoryError)<a name="line.1487"></a> -<span class="sourceLineNo">1488</span> || (e.getMessage() != null && e.getMessage().contains(<a name="line.1488"></a> -<span class="sourceLineNo">1489</span> "java.lang.OutOfMemoryError"))) {<a name="line.1489"></a> -<span class="sourceLineNo">1490</span> stop = true;<a name="line.1490"></a> -<span class="sourceLineNo">1491</span> LOG.fatal("Run out of memory; " + RSRpcServices.class.getSimpleName()<a name="line.1491"></a> -<span class="sourceLineNo">1492</span> + " will abort itself immediately", e);<a name="line.1492"></a> -<span class="sourceLineNo">1493</span> }<a name="line.1493"></a> -<span class="sourceLineNo">1494</span> } finally {<a name="line.1494"></a> -<span class="sourceLineNo">1495</span> if (stop) {<a name="line.1495"></a> -<span class="sourceLineNo">1496</span> Runtime.getRuntime().halt(1);<a name="line.1496"></a> -<span class="sourceLineNo">1497</span> }<a name="line.1497"></a> -<span class="sourceLineNo">1498</span> }<a name="line.1498"></a> -<span class="sourceLineNo">1499</span> return stop;<a name="line.1499"></a> -<span class="sourceLineNo">1500</span> }<a name="line.1500"></a> -<span class="sourceLineNo">1501</span><a name="line.1501"></a> -<span class="sourceLineNo">1502</span> /**<a name="line.1502"></a> -<span class="sourceLineNo">1503</span> * Close a region on the region server.<a name="line.1503"></a> -<span class="sourceLineNo">1504</span> *<a name="line.1504"></a> -<span class="sourceLineNo">1505</span> * @param controller the RPC controller<a name="line.1505"></a> -<span class="sourceLineNo">1506</span> * @param request the request<a name="line.1506"></a> -<span class="sourceLineNo">1507</span> * @throws ServiceException<a name="line.1507"></a> -<span class="sourceLineNo">1508</span> */<a name="line.1508"></a> -<span class="sourceLineNo">1509</span> @Override<a name="line.1509"></a> -<span class="sourceLineNo">1510</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1510"></a> -<span class="sourceLineNo">1511</span> public CloseRegionResponse closeRegion(final RpcController controller,<a name="line.1511"></a> -<span class="sourceLineNo">1512</span> final CloseRegionRequest request) throws ServiceException {<a name="line.1512"></a> -<span class="sourceLineNo">1513</span> final ServerName sn = (request.hasDestinationServer() ?<a name="line.1513"></a> -<span class="sourceLineNo">1514</span> ProtobufUtil.toServerName(request.getDestinationServer()) : null);<a name="line.1514"></a> -<span class="sourceLineNo">1515</span><a name="line.1515"></a> -<span class="sourceLineNo">1516</span> try {<a name="line.1516"></a> -<span class="sourceLineNo">1517</span> checkOpen();<a name="line.1517"></a> -<span class="sourceLineNo">1518</span> if (request.hasServerStartCode()) {<a name="line.1518"></a> -<span class="sourceLineNo">1519</span> // check that we are the same server that this RPC is intended for.<a name="line.1519"></a> -<span class="sourceLineNo">1520</span> long serverStartCode = request.getServerStartCode();<a name="line.1520"></a> -<span class="sourceLineNo">1521</span> if (regionServer.serverName.getStartcode() != serverStartCode) {<a name="line.1521"></a> -<span class="sourceLineNo">1522</span> throw new ServiceException(new DoNotRetryIOException("This RPC was intended for a " +<a name="line.1522"></a> -<span class="sourceLineNo">1523</span> "different server with startCode: " + serverStartCode + ", this server is: "<a name="line.1523"></a> -<span class="sourceLineNo">1524</span> + regionServer.serverName));<a name="line.1524"></a> -<span class="sourceLineNo">1525</span> }<a name="line.1525"></a> -<span class="sourceLineNo">1526</span> }<a name="line.1526"></a> -<span class="sourceLineNo">1527</span> final String encodedRegionName = ProtobufUtil.getRegionEncodedName(request.getRegion());<a name="line.1527"></a> -<span class="sourceLineNo">1528</span><a name="line.1528"></a> -<span class="sourceLineNo">1529</span> requestCount.increment();<a name="line.1529"></a> -<span class="sourceLineNo">1530</span> if (sn == null) {<a name="line.1530"></a> -<span class="sourceLineNo">1531</span> LOG.info("Close " + encodedRegionName + " without moving");<a name="line.1531"></a> -<span class="sourceLineNo">1532</span> } else {<a name="line.1532"></a> -<span class="sourceLineNo">1533</span> LOG.info("Close " + encodedRegionName + ", moving to " + sn);<a name="line.1533"></a> -<span class="sourceLineNo">1534</span> }<a name="line.1534"></a> -<span class="sourceLineNo">1535</span> boolean closed = regionServer.closeRegion(encodedRegionName, false, sn);<a name="line.1535"></a> -<span class="sourceLineNo">1536</span> CloseRegionResponse.Builder builder = CloseRegionResponse.newBuilder().setClosed(closed);<a name="line.1536"></a> -<span class="sourceLineNo">1537</span> return builder.build();<a name="line.1537"></a> -<span class="sourceLineNo">1538</span> } catch (IOException ie) {<a name="line.1538"></a> -<span class="sourceLineNo">1539</span> throw new ServiceException(ie);<a name="line.1539"></a> -<span class="sourceLineNo">1540</span> }<a name="line.1540"></a> -<span class="sourceLineNo">1541</span> }<a name="line.1541"></a> -<span class="sourceLineNo">1542</span><a name="line.1542"></a> -<span class="sourceLineNo">1543</span> /**<a name="line.1543"></a> -<span class="sourceLineNo">1544</span> * Compact a region on the region server.<a name="line.1544"></a> -<span class="sourceLineNo">1545</span> *<a name="line.1545"></a> -<span class="sourceLineNo">1546</span> * @param controller the RPC controller<a name="line.1546"></a> -<span class="sourceLineNo">1547</span> * @param request the request<a name="line.1547"></a> -<span class="sourceLineNo">1548</span> * @throws ServiceException<a name="line.1548"></a> -<span class="sourceLineNo">1549</span> */<a name="line.1549"></a> -<span class="sourceLineNo">1550</span> @Override<a name="line.1550"></a> -<span class="sourceLineNo">1551</span> @QosPriority(priority = HConstants.ADMIN_QOS)<a name="line.1551"></a> -<span class="sourceLineNo">1552</span> public CompactRegionResponse compactRegion(final RpcController controller,<a name="line.1552"></a> -<span class="sourceLineNo">1553</span> final CompactRegionRequest request) throws ServiceException {<a name="line.1553"></a> -<span class="sourceLineNo">1554</span> try {<a name="line.1554"></a> -<span class="sourceLineNo">1555</span> checkOpen();<a name="line.1555"></a> -<span class="sourceLineNo">1556</span> requestCount.increment();<a name="line.1556"></a> -<span class="sourceLineNo">1557</span> HRegion region = (HRegion) getRegion(request.getRegion());<a name="line.1557"></a> -<span class="sourceLineNo">1558</span> // Quota support is enabled, the requesting user is not system/super user<a name="line.1558"></a> -<span class="sourceLineNo">1559</span> // and a quota policy is enforced that disables compactions.<a name="line.1559"></a> -<span class="sourceLineNo">1560</span> if (QuotaUtil.isQuotaEnabled(getConfiguration()) &&<a name="line.1560"></a> -<span class="sourceLineNo">1561</span> !Superusers.isSuperUser(RpcServer.getRequestUser().orElse(null)) &&<a name="line.1561"></a> -<span class="sourceLineNo">1562</span> this.regionServer.getRegionServerSpaceQuotaManager()<a name="line.1562"></a> -<span class="sourceLineNo">1563</span> .areCompactionsDisabled(region.getTableDescriptor().getTableName())) {<a name="line.1563"></a> -<span class="sourceLineNo">1564</span> throw new DoNotRetryIOException(<a name="line.1564"></a> -<span class="sourceLineNo">1565</span> "Compactions on this region are " + "disabled due to a space quota violation.");<a name="line.1565"></a> -<span class="sourceLineNo">1566</span> }<a name="line.1566"></a> -<span class="sourceLineNo">1567</span> region.startRegionOperation(Operation.COMPACT_REGION);<a name="line.1567"></a> -<span class="sourceLineNo">1568</span> LOG.info("Compacting " + region.getRegionInfo().getRegionNameAsString());<a name="line.1568"></a> -<span class="sourceLineNo">1569</span> boolean major = request.hasMajor() && request.getMajor();<a name="line.1569"></a> -<span class="sourceLineNo">1570</span> if (request.hasFamily()) {<a name="line.1570"></a> -<span class="sourceLineNo">1571</span> byte[] family = request.getFamily().toByteArray();<a name="line.1571"></a> -<span class="sourceLineNo">1572</span> String log = "User-triggered " + (major ? "major " : "") + "compaction for region " +<a name="line.1572"></a> -<span class="sourceLineNo">1573</span> region.getRegionInfo().getRegionNameAsString() + " and family " +<a name="line.1573"></a> -<span class="sourceLineNo">1574</span> Bytes.toString(family);<a name="line.1574"></a> -<span class="sourceLineNo">1575</span> LOG.trace(log);<a name="line.1575"></a> -<span class="sourceLineNo">1576</span> region.requestCompaction(family, log, Store.PRIORITY_USER, major,<a name="line.1576"></a> -<span class="sourceLineNo">1577</span> CompactionLifeCycleTracker.DUMMY);<a name="line.1577"></a> -<span class="sourceLineNo">1578</span> } else {<a name="line.1578"></a> -<span class="sourceLineNo">1579</span> String log = "User-triggered " + (major ? "major " : "") + "compaction for region " +<a name="line.1579"></a> -<span class="sourceLineNo">1580</span> region.getRegionInfo().getRegionNameAsString();<a name="line.1580"></a> -<span class="sourceLineNo">1581</span> LOG.trace(log);<a name="line.1581"></a> -<span class="sourceLineNo">1582</span> region.requestCompaction(log, Store.PRIORITY_USER, major, CompactionLifeCycleTracker.DUMMY);<a name="line.1582"></a> -<span class="sourceLineNo">1583</span> }<a name="line.1583"></a> -<span class="sourceLineNo">1584</span> return CompactRegionResponse.newBuilder().build();<a name="line.1584"></a> -<span class="sourceLineNo">1585</span> } catch (IOException ie) {<a name="line.1585"></a> -<span class="sourceLineNo">1586</span> throw new ServiceException(ie);<a name="line.1586"></a> -<span class="sourceLineNo">1587</span> }<a name="line.1587"></a> -<span class="sourceLineNo">1588</span> }<a name="line.1588"></a> -<span class="sourceLineNo">1589</span><a name="line.1589"></a> -<span class="sourceLineNo">1590</span> /**<a name="line.1590"></a> -<span class="sourceLineNo">1591</span> * Flush a region on the region server.<a name="line.1591"></a> -<span class="sourceLineNo">1592</span> *<a name="line.1592"></a> -<span class="sourceLineNo">1593</span> * @param controller the RPC controller<a name="line.1593"></a> -<span class="sourceLineNo">1594</span> * @param request the request<a name="line.1594"></a> -<span class="sourceLineNo">1595</span> * @throws ServiceException<a name="line.1595"></a> -<span class="sourceLineNo">1596</span> */<a name="line.1596"></a> -<span class="sourceLineNo">1597</span> @Override<a name="line.1597"></a> -<span class="sourceLineNo">1598</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1598"></a> -<span class="sourceLineNo">1599</span> public FlushRegionResponse flushRegion(final RpcController controller,<a name="line.1599"></a> -<span class="sourceLineNo">1600</span> final FlushRegionRequest request) throws ServiceException {<a name="line.1600"></a> -<span class="sourceLineNo">1601</span> try {<a name="line.1601"></a> -<span class="sourceLineNo">1602</span> checkOpen();<a name="line.1602"></a> -<span class="sourceLineNo">1603</span> requestCount.increment();<a name="line.1603"></a> -<span class="sourceLineNo">1604</span> HRegion region = (HRegion) getRegion(request.getRegion());<a name="line.1604"></a> -<span class="sourceLineNo">1605</span> LOG.info("Flushing " + region.getRegionInfo().getRegionNameAsString());<a name="line.1605"></a> -<span class="sourceLineNo">1606</span> boolean shouldFlush = true;<a name="line.1606"></a> -<span class="sourceLineNo">1607</span> if (request.hasIfOlderThanTs()) {<a name="line.1607"></a> -<span class="sourceLineNo">1608</span> shouldFlush = region.getEarliestFlushTimeForAllStores() < request.getIfOlderThanTs();<a name="line.1608"></a> -<span class="sourceLineNo">1609</span> }<a name="line.1609"></a> -<span class="sourceLineNo">1610</span> FlushRegionResponse.Builder builder = FlushRegionResponse.newBuilder();<a name="line.1610"></a> -<span class="sourceLineNo">1611</span> if (shouldFlush) {<a name="line.1611"></a> -<span class="sourceLineNo">1612</span> boolean writeFlushWalMarker = request.hasWriteFlushWalMarker() ?<a name="line.1612"></a> -<span class="sourceLineNo">1613</span> request.getWriteFlushWalMarker() : false;<a name="line.1613"></a> -<span class="sourceLineNo">1614</span> // Go behind the curtain so we can manage writing of the flush WAL marker<a name="line.1614"></a> -<span class="sourceLineNo">1615</span> HRegion.FlushResultImpl flushResult =<a name="line.1615"></a> -<span class="sourceLineNo">1616</span> region.flushcache(true, writeFlushWalMarker, FlushLifeCycleTracker.DUMMY);<a name="line.1616"></a> -<span class="sourceLineNo">1617</span> boolean compactionNeeded = flushResult.isCompactionNeeded();<a name="line.1617"></a> -<span class="sourceLineNo">1618</span> if (compactionNeeded) {<a name="line.1618"></a> -<span class="sourceLineNo">1619</span> regionServer.compactSplitThread.requestSystemCompaction(region,<a name="line.1619"></a> -<span class="sourceLineNo">1620</span> "Compaction through user triggered flush");<a name="line.1620"></a> -<span class="sourceLineNo">1621</span> }<a name="line.1621"></a> -<span class="sourceLineNo">1622</span> builder.setFlushed(flushResult.isFlushSucceeded());<a name="line.1622"></a> -<span class="sourceLineNo">1623</span> builder.setWroteFlushWalMarker(flushResult.wroteFlushWalMarker);<a name="line.1623"></a> -<span class="sourceLineNo">1624</span> }<a name="line.1624"></a> -<span class="sourceLineNo">1625</span> builder.setLastFlushTime(region.getEarliestFlushTimeForAllStores());<a name="line.1625"></a> -<span class="sourceLineNo">1626</span> return builder.build();<a name="line.1626"></a> -<span class="sourceLineNo">1627</span> } catch (DroppedSnapshotException ex) {<a name="line.1627"></a> -<span class="sourceLineNo">1628</span> // Cache flush can fail in a few places. If it fails in a critical<a name="line.1628"></a> -<span class="sourceLineNo">1629</span> // section, we get a DroppedSnapshotException and a replay of wal<a name="line.1629"></a> -<span class="sourceLineNo">1630</span> // is required. Currently the only way to do this is a restart of<a name="line.1630"></a> -<span class="sourceLineNo">1631</span> // the server.<a name="line.1631"></a> -<span class="sourceLineNo">1632</span> regionServer.abort("Replay of WAL required. Forcing server shutdown", ex);<a name="line.1632"></a> -<span class="sourceLineNo">1633</span> throw new ServiceException(ex);<a name="line.1633"></a> -<span class="sourceLineNo">1634</span> } catch (IOException ie) {<a name="line.1634"></a> -<span class="sourceLineNo">1635</span> throw new ServiceException(ie);<a name="line.1635"></a> -<span class="sourceLineNo">1636</span> }<a name="line.1636"></a> -<span class="sourceLineNo">1637</span> }<a name="line.1637"></a> -<span class="sourceLineNo">1638</span><a name="line.1638"></a> -<span class="sourceLineNo">1639</span> @Override<a name="line.1639"></a> -<span class="sourceLineNo">1640</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1640"></a> -<span class="sourceLineNo">1641</span> public GetOnlineRegionResponse getOnlineRegion(final RpcController controller,<a name="line.1641"></a> -<span class="sourceLineNo">1642</span> final GetOnlineRegionRequest request) throws ServiceException {<a name="line.1642"></a> -<span class="sourceLineNo">1643</span> try {<a name="line.1643"></a> -<span class="sourceLineNo">1644</span> checkOpen();<a name="line.1644"></a> -<span class="sourceLineNo">1645</span> requestCount.increment();<a name="line.1645"></a> -<span class="sourceLineNo">1646</span> Map<String, HRegion> onlineRegions = regionServer.onlineRegions;<a name="line.1646"></a> -<span class="sourceLineNo">1647</span> List<RegionInfo> list = new ArrayList<>(onlineRegions.size());<a name="line.1647"></a> -<span class="sourceLineNo">1648</span> for (HRegion region: onlineRegions.values()) {<a name="line.1648"></a> -<span class="sourceLineNo">1649</span> list.add(region.getRegionInfo());<a name="line.1649"></a> -<span class="sourceLineNo">1650</span> }<a name="line.1650"></a> -<span class="sourceLineNo">1651</span> Collections.sort(list, RegionInfo.COMPARATOR);<a name="line.1651"></a> -<span class="sourceLineNo">1652</span> return ResponseConverter.buildGetOnlineRegionResponse(list);<a name="line.1652"></a> -<span class="sourceLineNo">1653</span> } catch (IOException ie) {<a name="line.1653"></a> -<span class="sourceLineNo">1654</span> throw new ServiceException(ie);<a name="line.1654"></a> -<span class="sourceLineNo">1655</span> }<a name="line.1655"></a> -<span class="sourceLineNo">1656</span> }<a name="line.1656"></a> -<span class="sourceLineNo">1657</span><a name="line.1657"></a> -<span class="sourceLineNo">1658</span> @Override<a name="line.1658"></a> -<span class="sourceLineNo">1659</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1659"></a> -<span class="sourceLineNo">1660</span> public GetRegionInfoResponse getRegionInfo(final RpcController controller,<a name="line.1660"></a> -<span class="sourceLineNo">1661</span> final GetRegionInfoRequest request) throws ServiceException {<a name="line.1661"></a> -<span class="sourceLineNo">1662</span> try {<a name="line.1662"></a> -<span class="sourceLineNo">1663</span> checkOpen();<a name="line.1663"></a> -<span class="sourceLineNo">1664</span> requestCount.increment();<a name="line.1664"></a> -<span class="sourceLineNo">1665</span> HRegion region = getRegion(request.getRegion());<a name="line.1665"></a> -<span class="sourceLineNo">1666</span> RegionInfo info = region.getRegionInfo();<a name="line.1666"></a> -<span class="sourceLineNo">1667</span> byte[] bestSplitRow = null;<a name="line.1667"></a> -<span class="sourceLineNo">1668</span> if (request.hasBestSplitRow() && request.getBestSplitRow()) {<a name="line.1668"></a> -<span class="sourceLineNo">1669</span> HRegion r = (HRegion) region;<a name="line.1669"></a> -<span class="sourceLineNo">1670</span> region.startRegionOperation(Operation.SPLIT_REGION);<a name="line.1670"></a> -<span class="sourceLineNo">1671</span> r.forceSplit(null);<a name="line.1671"></a> -<span class="sourceLineNo">1672</span> bestSplitRow = r.checkSplit();<a name="line.1672"></a> -<span class="sourceLineNo">1673</span> // when all table data are in memstore, bestSplitRow = null<a name="line.1673"></a> -<span class="sourceLineNo">1674</span> // try to flush region first<a name="line.1674"></a> -<span class="sourceLineNo">1675</span> if(bestSplitRow == null) {<a name="line.1675"></a> -<span class="sourceLineNo">1676</span> r.flush(true);<a name="line.1676"></a> -<span class="sourceLineNo">1677</span> bestSplitRow = r.checkSplit();<a name="line.1677"></a> -<span class="sourceLineNo">1678</span> }<a name="line.1678"></a> -<span class="sourceLineNo">1679</span> r.clearSplit();<a name="line.1679"></a> -<span class="sourceLineNo">1680</span> }<a name="line.1680"></a> -<span class="sourceLineNo">1681</span> GetRegionInfoResponse.Builder builder = GetRegionInfoResponse.newBuilder();<a name="line.1681"></a> -<span class="sourceLineNo">1682</span> builder.setRegionInfo(ProtobufUtil.toRegionInfo(info));<a name="line.1682"></a> -<span class="sourceLineNo">1683</span> if (request.hasCompactionState() && request.getCompactionState()) {<a name="line.1683"></a> -<span class="sourceLineNo">1684</span> builder.setCompactionState(ProtobufUtil.createCompactionState(region.getCompactionState()));<a name="line.1684"></a> -<span class="sourceLineNo">1685</span> }<a name="line.1685"></a> -<span class="sourceLineNo">1686</span> builder.setSplittable(region.isSplittable());<a name="line.1686"></a> -<span class="sourceLineNo">1687</span> builder.setMergeable(region.isMergeable());<a name="line.1687"></a> -<span class="sourceLineNo">1688</span> builder.setIsRecovering(region.isRecovering());<a name="line.1688"></a> -<span class="sourceLineNo">1689</span> if (request.hasBestSplitRow() && request.getBestSplitRow() && bestSplitRow != null) {<a name="line.1689"></a> -<span class="sourceLineNo">1690</span> builder.setBestSplitRow(UnsafeByteOperations.unsafeWrap(bestSplitRow));<a name="line.1690"></a> -<span class="sourceLineNo">1691</span> }<a name="line.1691"></a> -<span class="sourceLineNo">1692</span> return builder.build();<a name="line.1692"></a> -<span class="sourceLineNo">1693</span> } catch (IOException ie) {<a name="line.1693"></a> -<span class="sourceLineNo">1694</span> throw new ServiceException(ie);<a name="line.1694"></a> -<span class="sourceLineNo">1695</span> }<a name="line.1695"></a> -<span class="sourceLineNo">1696</span> }<a name="line.1696"></a> -<span class="sourceLineNo">1697</span><a name="line.1697"></a> -<span class="sourceLineNo">1698</span> @Override<a name="line.1698"></a> -<span class="sourceLineNo">1699</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1699"></a> -<span class="sourceLineNo">1700</span> public GetRegionLoadResponse getRegionLoad(RpcController controller,<a name="line.1700"></a> -<span class="sourceLineNo">1701</span> GetRegionLoadRequest request) throws ServiceException {<a name="line.1701"></a> -<span class="sourceLineNo">1702</span><a name="line.1702"></a> -<span class="sourceLineNo">1703</span> List<HRegion> regions;<a name="line.1703"></a> -<span class="sourceLineNo">1704</span> if (request.hasTableName()) {<a name="line.1704"></a> -<span class="sourceLineNo">1705</span> TableName tableName = ProtobufUtil.toTableName(request.getTableName());<a name="line.1705"></a> -<span class="sourceLineNo">1706</span> regions = regionServer.getRegions(tableName);<a name="line.1706"></a> -<span class="sourceLineNo">1707</span> } else {<a name="line.1707"></a> -<span class="sourceLineNo">1708</span> regions = regionServer.getRegions();<a name="line.1708"></a> -<span class="sourceLineNo">1709</span> }<a name="line.1709"></a> -<span class="sourceLineNo">1710</span> List<RegionLoad> rLoads = new ArrayList<>(regions.size());<a name="line.1710"></a> -<span class="sourceLineNo">1711</span> RegionLoad.Builder regionLoadBuilder = ClusterStatusProtos.RegionLoad.newBuilder();<a name="line.1711"></a> -<span class="sourceLineNo">1712</span> RegionSpecifier.Builder regionSpecifier = RegionSpecifier.newBuilder();<a name="line.1712"></a> -<span class="sourceLineNo">1713</span><a name="line.1713"></a> -<span class="sourceLineNo">1714</span> try {<a name="line.1714"></a> -<span class="sourceLineNo">1715</span> for (HRegion region : regions) {<a name="line.1715"></a> -<span class="sourceLineNo">1716</span> rLoads.add(regionServer.createRegionLoad(region, regionLoadBuilder, regionSpecifier));<a name="line.1716"></a> -<span class="sourceLineNo">1717</span> }<a name="line.1717"></a> -<span class="sourceLineNo">1718</span> } catch (IOException e) {<a name="line.1718"></a> -<span class="sourceLineNo">1719</span> throw new ServiceException(e);<a name="line.1719"></a> -<span class="sourceLineNo">1720</span> }<a name="line.1720"></a> -<span class="sourceLineNo">1721</span> GetRegionLoadResponse.Builder builder = GetRegionLoadResponse.newBuilder();<a name="line.1721"></a> -<span class="sourceLineNo">1722</span> builder.addAllRegionLoads(rLoads);<a name="line.1722"></a> -<span class="sourceLineNo">1723</span> return builder.build();<a name="line.1723"></a> -<span class="sourceLineNo">1724</span> }<a name="line.1724"></a> -<span class="sourceLineNo">1725</span><a name="line.1725"></a> -<span class="sourceLineNo">1726</span> @Override<a name="line.1726"></a> -<span class="sourceLineNo">1727</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1727"></a> -<span class="sourceLineNo">1728</span> public ClearCompactionQueuesResponse clearCompactionQueues(RpcController controller,<a name="line.1728"></a> -<span class="sourceLineNo">1729</span> ClearCompactionQueuesRequest request) throws ServiceException {<a name="line.1729"></a> -<span class="sourceLineNo">1730</span> LOG.debug("Client=" + RpcServer.getRequestUserName() + "/" + RpcServer.getRemoteAddress()<a name="line.1730"></a> -<span class="sourceLineNo">1731</span> + " clear compactions queue");<a name="line.1731"></a> -<span class="sourceLineNo">1732</span> ClearCompactionQueuesResponse.Builder respBuilder = ClearCompactionQueuesResponse.newBuilder();<a name="line.1732"></a> -<span class="sourceLineNo">1733</span> requestCount.increment();<a name="line.1733"></a> -<span class="sourceLineNo">1734</span> if (clearCompactionQueues.compareAndSet(false,true)) {<a name="line.1734"></a> -<span class="sourceLineNo">1735</span> try {<a name="line.1735"></a> -<span class="sourceLineNo">1736</span> checkOpen();<a name="line.1736"></a> -<span class="sourceLineNo">1737</span> regionServer.getRegionServerCoprocessorHost().preClearCompactionQueues();<a name="line.1737"></a> -<span class="sourceLineNo">1738</span> for (String queueName : request.getQueueNameList()) {<a name="line.1738"></a> -<span class="sourceLineNo">1739</span> LOG.debug("clear " + queueName + " compaction queue");<a name="line.1739"></a> -<span class="sourceLineNo">1740</span> switch (queueName) {<a name="line.1740"></a> -<span class="sourceLineNo">1741</span> case "long":<a name="line.1741"></a> -<span class="sourceLineNo">1742</span> regionServer.compactSplitThread.clearLongCompactionsQueue();<a name="line.1742"></a> -<span class="sourceLineNo">1743</span> break;<a name="line.1743"></a> -<span class="sourceLineNo">1744</span> case "short":<a name="line.1744"></a> -<span class="sourceLineNo">1745</span> regionServer.compactSplitThread.clearShortCompactionsQueue();<a name="line.1745"></a> -<span class="sourceLineNo">1746</span> break;<a name="line.1746"></a> -<span class="sourceLineNo">1747</span> default:<a name="line.1747"></a> -<span class="sourceLineNo">1748</span> LOG.warn("Unknown queue name " + queueName);<a name="line.1748"></a> -<span class="sourceLineNo">1749</span> throw new IOException("Unknown queue name " + queueName);<a name="line.1749"></a> -<span class="sourceLineNo">1750</span> }<a name="line.1750"></a> -<span class="sourceLineNo">1751</span> }<a name="line.1751"></a> -<span class="sourceLineNo">1752</span> regionServer.getRegionServerCoprocessorHost().postClearCompactionQueues();<a name="line.1752"></a> -<span class="sourceLineNo">1753</span> } catch (IOException ie) {<a name="line.1753"></a> -<span class="sourceLineNo">1754</span> throw new ServiceException(ie);<a name="line.1754"></a> -<span class="sourceLineNo">1755</span> } finally {<a name="line.1755"></a> -<span class="sourceLineNo">1756</span> clearCompactionQueues.set(false);<a name="line.1756"></a> -<span class="sourceLineNo">1757</span> }<a name="line.1757"></a> -<span class="sourceLineNo">1758</span> } else {<a name="line.1758"></a> -<span class="sourceLineNo">1759</span> LOG.warn("Clear compactions queue is executing by other admin.");<a name="line.1759"></a> -<span class="sourceLineNo">1760</span> }<a name="line.1760"></a> -<span class="sourceLineNo">1761</span> return respBuilder.build();<a name="line.1761"></a> -<span class="sourceLineNo">1762</span> }<a name="line.1762"></a> -<span class="sourceLineNo">1763</span><a name="line.1763"></a> -<span class="sourceLineNo">1764</span> /**<a name="line.1764"></a> -<span class="sourceLineNo">1765</span> * Get some information of the region server.<a name="line.1765"></a> -<span class="sourceLineNo">1766</span> *<a name="line.1766"></a> -<span class="sourceLineNo">1767</span> * @param controller the RPC controller<a name="line.1767"></a> -<span class="sourceLineNo">1768</span> * @param request the request<a name="line.1768"></a> -<span class="sourceLineNo">1769</span> * @throws ServiceException<a name="line.1769"></a> -<span class="sourceLineNo">1770</span> */<a name="line.1770"></a> -<span class="sourceLineNo">1771</span> @Override<a name="line.1771"></a> -<span class="sourceLineNo">1772</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1772"></a> -<span class="sourceLineNo">1773</span> public GetServerInfoResponse getServerInfo(final RpcController controller,<a name="line.1773"></a> -<span class="sourceLineNo">1774</span> final GetServerInfoRequest request) throws ServiceException {<a name="line.1774"></a> -<span class="sourceLineNo">1775</span> try {<a name="line.1775"></a> -<span class="sourceLineNo">1776</span> checkOpen();<a name="line.1776"></a> -<span class="sourceLineNo">1777</span> } catch (IOException ie) {<a name="line.1777"></a> -<span class="sourceLineNo">1778</span> throw new ServiceException(ie);<a name="line.1778"></a> -<span class="sourceLineNo">1779</span> }<a name="line.1779"></a> -<span class="sourceLineNo">1780</span> requestCount.increment();<a name="line.1780"></a> -<span class="sourceLineNo">1781</span> int infoPort = regionServer.infoServer != null ? regionServer.infoServer.getPort() : -1;<a name="line.1781"></a> -<span class="sourceLineNo">1782</span> return ResponseConverter.buildGetServerInfoResponse(regionServer.serverName, infoPort);<a name="line.1782"></a> -<span class="sourceLineNo">1783</span> }<a name="line.1783"></a> -<span class="sourceLineNo">1784</span><a name="line.1784"></a> -<span class="sourceLineNo">1785</span> @Override<a name="line.1785"></a> -<span class="sourceLineNo">1786</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1786"></a> -<span class="sourceLineNo">1787</span> public GetStoreFileResponse getStoreFile(final RpcController controller,<a name="line.1787"></a> -<span class="sourceLineNo">1788</span> final GetStoreFileRequest request) throws ServiceException {<a name="line.1788"></a> -<span class="sourceLineNo">1789</span> try {<a name="line.1789"></a> -<span class="sourceLineNo">1790</span> checkOpen();<a name="line.1790"></a> -<span class="sourceLineNo">1791</span> HRegion region = getRegion(request.getRegion());<a name="line.1791"></a> -<span class="sourceLineNo">1792</span> requestCount.increment();<a name="line.1792"></a> -<span class="sourceLineNo">1793</span> Set<byte[]> columnFamilies;<a name="line.1793"></a> -<span class="sourceLineNo">1794</span> if (request.getFamilyCount() == 0) {<a name="line.1794"></a> -<span class="sourceLineNo">1795</span> columnFamilies = region.getTableDescriptor().getColumnFamilyNames();<a name="line.1795"></a> -<span class="sourceLineNo">1796</span> } else {<a name="line.1796"></a> -<span class="sourceLineNo">1797</span> columnFamilies = new TreeSet<>(Bytes.BYTES_RAWCOMPARATOR);<a name="line.1797"></a> -<span class="sourceLineNo">1798</span> for (ByteString cf: request.getFamilyList()) {<a name="line.1798"></a> -<span class="sourceLineNo">1799</span> columnFamilies.add(cf.toByteArray());<a name="line.1799"></a> -<span class="sourceLineNo">1800</span> }<a name="line.1800"></a> -<span class="sourceLineNo">1801</span> }<a name="line.1801"></a> -<span class="sourceLineNo">1802</span> int nCF = columnFamilies.size();<a name="line.1802"></a> -<span class="sourceLineNo">1803</span> List<String> fileList = region.getStoreFileList(<a name="line.1803"></a> -<span class="sourceLineNo">1804</span> columnFamilies.toArray(new byte[nCF][]));<a name="line.1804"></a> -<span class="sourceLineNo">1805</span> GetStoreFileResponse.Builder builder = GetStoreFileResponse.newBuilder();<a name="line.1805"></a> -<span class="sourceLineNo">1806</span> builder.addAllStoreFile(fileList);<a name="line.1806"></a> -<span class="sourceLineNo">1807</span> return builder.build();<a name="line.1807"></a> -<span class="sourceLineNo">1808</span> } catch (IOException ie) {<a name="line.1808"></a> -<span class="sourceLineNo">1809</span> throw new ServiceException(ie);<a name="line.1809"></a> -<span class="sourceLineNo">1810</span> }<a name="line.1810"></a> -<span class="sourceLineNo">1811</span> }<a name="line.1811"></a> -<span class="sourceLineNo">1812</span><a name="line.1812"></a> -<span class="sourceLineNo">1813</span> /**<a name="line.1813"></a> -<span class="sourceLineNo">1814</span> * Open asynchronously a region or a set of regions on the region server.<a name="line.1814"></a> -<span class="sourceLineNo">1815</span> *<a name="line.1815"></a> -<span class="sourceLineNo">1816</span> * The opening is coordinated by ZooKeeper, and this method requires the znode to be created<a name="line.1816"></a> -<span class="sourceLineNo">1817</span> * before being called. As a consequence, this method should be called only from the master.<a name="line.1817"></a> -<span class="sourceLineNo">1818</span> * <p><a name="line.1818"></a> -<span class="sourceLineNo">1819</span> * Different manages states for the region are:<a name="line.1819"></a> -<span class="sourceLineNo">1820</span> * </p><ul><a name="line.1820"></a> -<span class="sourceLineNo">1821</span> * <li>region not opened: the region opening will start asynchronously.</li><a name="line.1821"></a> -<span class="sourceLineNo">1822</span> * <li>a close is already in progress: this is considered as an error.</li><a name="line.1822"></a> -<span class="sourceLineNo">1823</span> * <li>an open is already in progress: this new open request will be ignored. This is important<a name="line.1823"></a> -<span class="sourceLineNo">1824</span> * because the Master can do multiple requests if it crashes.</li><a name="line.1824"></a> -<span class="sourceLineNo">1825</span> * <li>the region is already opened: this new open request will be ignored.</li><a name="line.1825"></a> -<span class="sourceLineNo">1826</span> * </ul><a name="line.1826"></a> -<span class="sourceLineNo">1827</span> * <p><a name="line.1827"></a> -<span class="sourceLineNo">1828</span> * Bulk assign: If there are more than 1 region to open, it will be considered as a bulk assign.<a name="line.1828"></a> -<span class="sourceLineNo">1829</span> * For a single region opening, errors are sent through a ServiceException. For bulk assign,<a name="line.1829"></a> -<span class="sourceLineNo">1830</span> * errors are put in the response as FAILED_OPENING.<a name="line.1830"></a> -<span class="sourceLineNo">1831</span> * </p><a name="line.1831"></a> -<span class="sourceLineNo">1832</span> * @param controller the RPC controller<a name="line.1832"></a> -<span class="sourceLineNo">1833</span> * @param request the request<a name="line.1833"></a> -<span class="sourceLineNo">1834</span> * @throws ServiceException<a name="line.1834"></a> -<span class="sourceLineNo">1835</span> */<a name="line.1835"></a> -<span class="sourceLineNo">1836</span> @Override<a name="line.1836"></a> -<span class="sourceLineNo">1837</span> @QosPriority(priority=HConstants.ADMIN_QOS)<a name="line.1837"></a> -<span class="sourceLineNo">1838</span> public OpenRegionResponse openRegion(final RpcController controller,<a name="line.1838"></a> -<span class="sourceLineNo">1839</span> final OpenRegionRequest request) throws ServiceException {<a name="line.1839"></a> -<span class="sourceLineNo">1840</span> requestCount.increment();<a name="line.1840"></a> -<span class="sourceLineNo">1841</span> if (request.hasServerStartCode()) {<a name="line.1841"></a> -<span class="sourceLineNo">1842</span> // check that we are the same server that this RPC is intended for.<a name="line.1842"></a> -<span class="sourceLineNo">1843</span> long serverStartCode = request.getServerStartCode();<a name="line.1843"></a> -<span class="sourceLineNo">1844</span> if (regionServer.serverName.getStartcode() != serverStartCode) {<a name="line.1844"></a> -<span class="sourceLineNo">1845</span> throw new ServiceException(new DoNotRetryIOException("This RPC was intended for a " +<a name="line.1845"></a> -<span class="sourceLineNo">1846</span> "different server with startCode: " + serverStartCode + ", this server is: "<a name="line.1846"></a> -<span class="sourceLineNo">1847</span> + regionServer.serverName));<a name="line.1847"></a> -<span class="sourceLineNo">1848</span> }<a name="line.1848"></a> -<span class="sourceLineNo">1849</span> }<a name="line.1849"></a> -<span class="sourceLineNo">1850</span><a name="line.1850"></a> -<span class="sourceLineNo">1851</span> OpenRegionResponse.Builder builder = OpenRegionResponse.newBuilder();<a name="line.1851"></a> -<span class="sourceLineNo">1852</span> final int regionCount = request.getOpenInfoCount();<a name="line.1852"></a> -<span class="sourceLineNo">1853</span> final Map<TableName, TableDescriptor> htds = new HashMap<>(regionCount);<a name="line.1853"></a> -<span class="sourceLineNo">1854</span> final boolean isBulkAssign = regionCount > 1;<a name="line.1854"></a> -<span class="sourceLineNo">1855</span> try {<a name="line.1855"></a> -<span class="sourceLineNo">1856</span> checkOpen();<a name="line.1856"></a> -<span class="sourceLineNo">1857</span> } catch (IOException ie) {<a name="line.1857"></a> -<span class="sourceLineNo">1858</span> TableName tableName = null;<a name="line.1858"></a> -<span class="sourceLineNo">1859</span> if (regionCount == 1) {<a name="line.1859"></a> -<span class="sourceLineNo">1860</span> org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionInfo ri = request.getOpenInfo(0).getRegion();<a name="line.1860"></a> -<span class="sourceLineNo">1861</span> if (ri != null) {<a name="line.1861"></a> -<span class="sourceLineNo">1862</span> tableName = ProtobufUtil.toTableName(ri.getTableName());<a name="line.1862"></a> -<span class="sourceLineNo">1863</span> }<a name="line.1863"></a> -<span class="sourceLineNo">1864</span> }<a name="line.1864"></a> -<span class="sourceLineNo">1865</span> if (!TableName.META_TABLE_NAME.equals(tableName)) {<a name="line.1865"></a> -<span class="sourceLineNo">1866</span> throw new ServiceException(ie);<a name="line.1866"></a> -<span class="sourceLineNo">1867</span> }<a name="line.1867"></a> -<span class="sourceLineNo">1868</span> // We are assigning meta, wait a little for regionserver to finish initialization.<a name="line.1868"></a> -<span class="sourceLineNo">1869</span> int timeout = regionServer.conf.getInt(HConstants.HBASE_RPC_TIMEOUT_KEY,<a name="line.1869"></a> -<span class="sourceLineNo">1870</span> HConstants.DEFAULT_HBASE_RPC_TIMEOUT) >> 2; // Quarter of RPC timeout<a name="line.1870"></a> -<span class="sourceLineNo">1871</span> long endTime = System.currentTimeMillis() + timeout;<a name="line.1871"></a> -<span class="sourceLineNo">1872</span> synchronized (regionServer.online) {<a name="line.1872"></a> -<span class="sourceLineNo">1873</span> try {<a name="line.1873"></a> -<span class="sourceLineNo">1874</span> while (System.currentTimeMillis() <= endTime<a name="line.1874"></a> -<span class="sourceLineNo">1875</span> && !regionServer.isStopped() && !regionServer.isOnline()) {<a name="line.1875"></a> -<span class="sourceLineNo">1876</span> regionServer.online.wait(regionServer.msgInterval);<a name="line.1876"></a> -<span class="sourceLineNo">1877</span> }<a name="line.1877"></a> -<span class="sourceLineNo">1878</span> checkOpen();<a name="line.1878"></a> -<span class="sourceLineNo">1879</span> } catch (InterruptedException t) {<a name="line.1879"></a> -<span class="sourceLineNo">1880</span> Thread.currentThread().interrupt();<a name="line.1880"></a> -<span class="sourceLineNo">1881</span> throw new ServiceException(t);<a name="line.1881"></a> -<span class="sourceLineNo">1882</span> } catch (IOException e) {<a name="line.1882"></a> -<span class="sourceLineNo">1883</span> throw new ServiceException(e);<a name="line.1883"></a> -<span class="sourceLineNo">1884</span> }<a name="line.1884"></a> -<span class="sourceLineNo">1885</span> }<a name="line.1885"></a> -<span class="sourceLineNo">1886</span> }<a name="line.1886"></a> -<span class="sourceLineNo">1887</span><a name="line.1887"></a> -<span class="sourceLineNo">1888</span> long masterSystemTime = request.hasMasterSystemTime() ? request.getMasterSystemTime() : -1;<a name="line.1888"></a> -<span class="sourceLineNo">1889</span><a name="line.1889"></a> -<span class="sourceLineNo">1890</span> for (RegionOpenInfo regionOpenInfo : request.getOpenInfoList()) {<a name="line.1890"></a> -<span class="sourceLineNo">1891</span> final RegionInfo region = ProtobufUtil.toRegionInfo(regionOpenInfo.getRegion());<a name="line.1891"></a> -<span class="sourceLineNo">1892</span> TableDescriptor htd;<a name="line.1892"></a> -<span class="sourceLineNo">1893</span> try {<a name="line.1893"></a> -<span class="sourceLineNo">1894</span> String encodedName = region.getEncodedName();<a name="line.1894"></a> -<span class="sourceLineNo">1895</span> byte[] encodedNameBytes = region.getEncodedNameAsBytes();<a name="line.1895"></a> -<span class="sourceLineNo">1896</span> final HRegion onlineRegion = regionServer.getRegion(encodedName);<a name="line.1896"></a> -<span class="sourceLineNo">1897</span> if (onlineRegion != null) {<a name="line.1897"></a> -<span class="sourceLineNo">1898</span> // The region is already online. This should not happen any more.<a name="line.1898"></a> -<span class="sourceLineNo">1899</span> String error = "Received OPEN for the region:"<a name="line.1899"></a> -<span class="sourceLineNo">1900</span> + region.getRegionNameAsString() + ", which is already online";<a name="line.1900"></a> -<span class="sourceLineNo">1901</span> LOG.warn(error);<a name="line.1901"></a> -<span class="sourceLineNo">1902</span> //regionServer.abort(error);<a name="line.1902"></a> -<span class="sourceLineNo">1903</span> //throw new IOException(error);<a name="line.1903"></a> -<span class="sourceLineNo">1904</span> builder.addOpeningState(RegionOpeningState.OPENED);<a name="line.1904"></a> -<span class="sourceLineNo">1905</span> continue;<a name="line.1905"></a> -<span class="sourceLineNo">1906</span> }<a name="line.1906"></a> -<span class="sourceLineNo">1907</span> LOG.info("Open " + region.getRegionNameAsString());<a name="line.1907"></a> -<span class="sourceLineNo">1908</span><a name="line.1908"></a> -<span class="sourceLineNo">1909</span> final Boolean previous = regionServer.regionsInTransitionInRS.putIfAbsent(<a name="line.1909"></a> -<span class="sourceLineNo">1910</span> encodedNameBytes, Boolean.TRUE);<a name="line.1910"></a> -<span class="sourceLineNo">1911</span><a name="line.1911"></a> -<span class="sourceLineNo">1912</span> if (Boolean.FALSE.equals(previous)) {<a name="line.1912"></a> -<span class="sourceLineNo">1913</span> if (regionServer.getRegion(encodedName) != null) {<a name="line.1913"></a> -<span class="sourceLineNo">1914</span> // There is a close in progress. This should not happen any more.<a name="line.1914"></a> -<span class="sourceLineNo">1915</span> String error = "Received OPEN for the region:"<a name="line.1915"></a> -<span class="sourceLineNo">1916</span> + region.getRegionNameAsString() + ", which we are already trying to CLOSE";<a name="line.1916"></a> -<span class="sourceLineNo">1917</span> regionServer.abort(error);<a name="line.1917"></a> -<span class="sourceLineNo">1918</span> throw new IOException(error);<a name="line.1918"></a> -<span class="sourceLineNo">1919</span> }<a name="line.1919"></a> -<span class="sourceLineNo">1920</span> regionServer.regionsInTransitionInRS.put(encodedNameBytes, Boolean.TRUE);<a name="line.1920"></a> -<span class="sourceLineNo">1921</span> }<a name="line.1921"></a> -<span class="sourceLineNo">1922</span><a name="line.1922"></a> -<span class="sourceLineNo">1923</span> if (Boolean.TRUE.equals(previous)) {<a name="line.1923"></a> -<span class="sourceLineNo">1924</span> // An open is in progress. This is supported, but let's log this.<a name="line.1924"></a> -<span class="sourceLineNo">1925</span> LOG.info("Receiving OPEN for the region:" +<a name="line.1925"></a> -<span class="sourceLineNo">1926</span> region.getRegionNameAsString() + ", which we are already trying to OPEN"<a name="line.1926"></a> -<span class="sourceLineNo">1927</span> + " - ignoring this new request for this region.");<a name="line.1927"></a> -<span class="sourceLineNo">1928</span> }<a name="line.1928"></a> -<span class="sourceLineNo">1929</span><a name="line.1929"></a> -<span class="sourceLineNo">1930</span> // We are opening this region. If it moves back and forth for whatever reason, we don't<a name="line.1930"></a> -<span class="sourceLineNo">1931</span> // want to keep returning the stale moved record while we are opening/if we close again.<a name="line.1931"></a> -<span class="sourceLineNo">1932</span> regionServer.removeFromMovedRegions(region.getEncodedName());<a name="line.1932"></a> -<span class="sourceLineNo">1933</span><a name="line.1933"></a> -<span class="sourceLineNo">1934</span> if (previous == null || !previous.booleanValue()) {<a name="line.1934"></a> -<span class="sourceLineNo">1935</span> // check if the region to be opened is marked in recovering state in ZK<a name="line.1935"></a> -<span class="sourceLineNo">1936</span> if (ZKSplitLog.isRegionMarkedRecoveringInZK(regionServer.getZooKeeper(),<a name="line.1936"></a> -<span class="sourceLineNo">1937</span> region.getEncodedName())) {<a name="line.1937"></a> -<span class="sourceLineNo">1938</span> // Check if current region open is for distributedLogReplay. This check is to support<a name="line.1938"></a> -<span class="sourceLineNo">1939</span> // rolling restart/upgrade where we want to Master/RS see same configuration<a name="line.1939"></a> -<span class="sourceLineNo">1940</span> if (!regionOpenInfo.hasOpenForDistributedLogReplay()<a name="line.1940"></a> -<span class="sourceLineNo">1941</span> || regionOpenInfo.getOpenForDistributedLogReplay()) {<a name="line.1941"></a> -<span class="sourceLineNo">1942</span> regionServer.recoveringRegions.put(region.getEncodedName(), null);<a name="line.1942"></a> -<span class="sourceLineNo">1943</span> } else {<a name="line.1943"></a> -<span class="sourceLineNo">1944</span> // Remove stale recovery region from ZK when we open region not for recovering which<a name="line.1944"></a> -<span class="sourceLineNo">1945</span> // could happen when turn distributedLogReplay off from on.<a name="line.1945"></a> -<span class="sourceLineNo">1946</span> List<String> tmpRegions = new ArrayList<>();<a name="line.1946"></a> -<span class="sourceLineNo">1947</span> tmpRegions.add(region.getEncodedName());<a name="line.1947"></a> -<span class="sourceLineNo">1948</span> ZKSplitLog.deleteRecoveringRegionZNodes(regionServer.getZooKeeper(),<a name="line.1948"></a> -<span class="sourceLineNo">1949</span> tmpRegions);<a name="line.1949"></a> -<span class="sourceLineNo">1950</span> }<a name="line.1950"></a> -<span class="sourceLineNo">1951</span> }<a name="line.1951"></a> -<span class="sourceLineNo">1952</span> htd = htds.get(region.getTable());<a name="line.1952"></a> -<span class="sourceLineNo">1953</span> if (htd == null) {<a name="line.1953"></a> -<span class="sourceLineNo">1954</span> htd = regionServer.tableDescriptors.get(region.getTable());<a name="line.1954"></a> -<span class="sourceLineNo">1955</span> htds.put(region.getTable(), htd);<a name="line.1955"></a> -<span class="sourceLineNo">1956</span> }<a name="line.1956"></a> -<span class="sourceLineNo">1957</span> if (htd == null) {<a name="line.1957"></a> -<span class="sourceLineNo">1958</span> throw new IOException("Missing table descriptor for " + region.getEncodedName());<a name="line.1958"></a> -<span class="sourceLineNo">1959</span> }<a name="line.1959"></a> -<span class="sourceLineNo">1960</span> // If there is no action in progress, we can submit a specific handler.<a name="line.1960"></a> -<span class="sourceLineNo">1961</span> // Need to pass the expected version in the constructor.<a name="line.1961"></a> -<span class="sourceLineNo">1962</span> if (regionServer.executorService == null) {<a name="line.1962"></a> -<span class="sourceLineNo">1963</span> LOG.info("No executor executorService; skipping open request");<a name="line.1963"></a> -<span class="sourceLineNo">1964</span> } else {<a name="line.1964"></a> -<span class="sourceLineNo">1965</span> if (region.isMetaRegion()) {<a name="line.1965"></a> -<span class="sourceLineNo">1966</span> regionServer.executorService.submit(new OpenMetaHandler(<a name="line.1966"></a> -<span class="sourceLineNo">1967</span> regionServer, regionServer, region, htd, masterSystemTime));<a name="line.1967"></a> -<span class="sourceLineNo">1968</span> } else {<a name="line.1968"></a> -<span class="sourceLineNo">1969</span> if (regionOpenInfo.getFavoredNodesCount() > 0) {<a name="line.1969"></a> -<span class="sourceLineNo">1970</span> regionServer.updateRegionFavoredNodesMapping(region.getEncodedName(),<a name="line.1970"></a> -<span class="sourceLineNo">1971</span> regionOpenInfo.getFavoredNodesList());<a name="line.1971"></a> -<span class="sourceLineNo">1972</span> }<a name="line.1972"></a> -<span class="sourceLineNo">1973</span> if (htd.getPriority() >= HConstants.ADMIN_QOS || region.getTable().isSystemTable()) {<a name="line.1973"></a> -<span class="sourceLineNo">1974</span> regionServer.executorService.submit(new OpenPriorityRegionHandler(<a name="line.1974"></a> -<span class="sourceLineNo">1975</span> regionServer, regionServer, region, htd, masterSystemTime));<a name="line.1975"></a> -<span class="sourceLineNo">1976</span> } else {<a name="line.1976"></a> -<span class="sourceLineNo">1977</span> regionServer.executorService.submit(new OpenRegionHandler(<a name="line.1977"></a> -<span class="sourceLineNo">1978</span> regionServer, regionServer, region, htd, masterSystemTime));<a name="line.1978"></a> -<span class="sourceLineNo">1979</span> }<a name="line.1979"></a> -<span class="sourceLineNo">1980</span> }<a name="line.1980"></a> -<span class="sourceLineNo">1981</span> }<a name="line.1981"></a> -<span class="sourceLineNo">1982</span> }<a name="line.1982"></a> -<span class="sourceLineNo">1983</span><a name="line.1983"></a> -<span class="sourceLineNo">1984</span> builder.addOpeningState(RegionOpeningState.OPENED);<a name="line.1984"></a> -<span class="sourceLineNo">1985</span><a name="line.1985"></a> -<span class="sourceLineNo">1986</span> } catch (KeeperException zooKeeperEx) {<a name="line.1986"></a> -<span class="sourceLineNo">1987</span> LOG.error("Can't retrieve recovering state from zookeeper", zooKeeperEx);<a name="line.1987"></a> -<span class="sourceLin
<TRUNCATED>
