http://git-wip-us.apache.org/repos/asf/hbase-site/blob/9eba7fcf/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html b/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html index e1fbce4..873e17f 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/tool/Canary.RegionMonitor.html @@ -1089,497 +1089,498 @@ <span class="sourceLineNo">1081</span> }<a name="line.1081"></a> <span class="sourceLineNo">1082</span> }<a name="line.1082"></a> <span class="sourceLineNo">1083</span> Map<String, AtomicLong> actualReadTableLatency = regionSink.getReadLatencyMap();<a name="line.1083"></a> -<span class="sourceLineNo">1084</span> for (String tableName : this.configuredReadTableTimeouts.keySet()) {<a name="line.1084"></a> -<span class="sourceLineNo">1085</span> if (actualReadTableLatency.containsKey(tableName)) {<a name="line.1085"></a> -<span class="sourceLineNo">1086</span> Long actual = actualReadTableLatency.get(tableName).longValue();<a name="line.1086"></a> -<span class="sourceLineNo">1087</span> Long configured = this.configuredReadTableTimeouts.get(tableName);<a name="line.1087"></a> -<span class="sourceLineNo">1088</span> LOG.info("Read operation for " + tableName + " took " + actual +<a name="line.1088"></a> -<span class="sourceLineNo">1089</span> " ms. 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class="sourceLineNo">1326</span> this.errorCode = ERROR_EXIT_CODE;<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> } catch (InterruptedException e) {<a name="line.1329"></a> -<span class="sourceLineNo">1330</span> this.errorCode = ERROR_EXIT_CODE;<a name="line.1330"></a> -<span class="sourceLineNo">1331</span> Thread.currentThread().interrupt();<a name="line.1331"></a> -<span class="sourceLineNo">1332</span> LOG.error("Sniff zookeeper interrupted!", e);<a name="line.1332"></a> -<span class="sourceLineNo">1333</span> }<a name="line.1333"></a> -<span class="sourceLineNo">1334</span> this.done = true;<a name="line.1334"></a> -<span class="sourceLineNo">1335</span> }<a name="line.1335"></a> -<span class="sourceLineNo">1336</span><a name="line.1336"></a> +<span class="sourceLineNo">1084</span> for (Map.Entry<String, Long> entry : configuredReadTableTimeouts.entrySet()) {<a name="line.1084"></a> +<span class="sourceLineNo">1085</span> String tableName = entry.getKey();<a name="line.1085"></a> +<span class="sourceLineNo">1086</span> if (actualReadTableLatency.containsKey(tableName)) {<a name="line.1086"></a> +<span class="sourceLineNo">1087</span> Long actual = actualReadTableLatency.get(tableName).longValue();<a name="line.1087"></a> +<span class="sourceLineNo">1088</span> Long configured = entry.getValue();<a name="line.1088"></a> +<span class="sourceLineNo">1089</span> LOG.info("Read operation for " + tableName + " took " + actual +<a name="line.1089"></a> +<span class="sourceLineNo">1090</span> " ms. The configured read timeout was " + configured + " ms.");<a name="line.1090"></a> +<span class="sourceLineNo">1091</span> if (actual > configured) {<a name="line.1091"></a> +<span class="sourceLineNo">1092</span> LOG.error("Read operation for " + tableName + " exceeded the configured read timeout.");<a name="line.1092"></a> +<span class="sourceLineNo">1093</span> }<a name="line.1093"></a> +<span class="sourceLineNo">1094</span> } else {<a name="line.1094"></a> +<span class="sourceLineNo">1095</span> LOG.error("Read operation for " + tableName + " failed!");<a name="line.1095"></a> +<span class="sourceLineNo">1096</span> }<a name="line.1096"></a> +<span class="sourceLineNo">1097</span> }<a name="line.1097"></a> +<span class="sourceLineNo">1098</span> if (this.writeSniffing) {<a name="line.1098"></a> +<span class="sourceLineNo">1099</span> String writeTableStringName = this.writeTableName.getNameAsString();<a name="line.1099"></a> +<span class="sourceLineNo">1100</span> long actualWriteLatency = regionSink.getWriteLatency().longValue();<a name="line.1100"></a> +<span class="sourceLineNo">1101</span> LOG.info("Write operation for " + writeTableStringName + " took " + actualWriteLatency + " ms. The configured write timeout was " +<a name="line.1101"></a> +<span class="sourceLineNo">1102</span> this.configuredWriteTableTimeout + " ms.");<a name="line.1102"></a> +<span class="sourceLineNo">1103</span> // Check that the writeTable write operation latency does not exceed the configured timeout.<a name="line.1103"></a> +<span class="sourceLineNo">1104</span> if (actualWriteLatency > this.configuredWriteTableTimeout) {<a name="line.1104"></a> +<span class="sourceLineNo">1105</span> LOG.error("Write operation for " + writeTableStringName + " exceeded the configured write timeout.");<a name="line.1105"></a> +<span class="sourceLineNo">1106</span> }<a name="line.1106"></a> +<span class="sourceLineNo">1107</span> }<a name="line.1107"></a> +<span class="sourceLineNo">1108</span> } catch (Exception e) {<a name="line.1108"></a> +<span class="sourceLineNo">1109</span> LOG.error("Run regionMonitor failed", e);<a name="line.1109"></a> +<span class="sourceLineNo">1110</span> this.errorCode = ERROR_EXIT_CODE;<a name="line.1110"></a> +<span class="sourceLineNo">1111</span> }<a name="line.1111"></a> +<span class="sourceLineNo">1112</span> }<a name="line.1112"></a> +<span class="sourceLineNo">1113</span> this.done = true;<a name="line.1113"></a> +<span class="sourceLineNo">1114</span> }<a name="line.1114"></a> +<span class="sourceLineNo">1115</span><a name="line.1115"></a> +<span class="sourceLineNo">1116</span> private String[] generateMonitorTables(String[] monitorTargets) throws IOException {<a name="line.1116"></a> +<span class="sourceLineNo">1117</span> String[] returnTables = null;<a name="line.1117"></a> +<span class="sourceLineNo">1118</span><a name="line.1118"></a> +<span class="sourceLineNo">1119</span> if (this.useRegExp) {<a name="line.1119"></a> +<span class="sourceLineNo">1120</span> Pattern pattern = null;<a name="line.1120"></a> +<span class="sourceLineNo">1121</span> HTableDescriptor[] tds = null;<a name="line.1121"></a> +<span class="sourceLineNo">1122</span> Set<String> tmpTables = new TreeSet<>();<a name="line.1122"></a> +<span class="sourceLineNo">1123</span> try {<a name="line.1123"></a> +<span class="sourceLineNo">1124</span> if (LOG.isDebugEnabled()) {<a name="line.1124"></a> +<span class="sourceLineNo">1125</span> LOG.debug(String.format("reading list of tables"));<a name="line.1125"></a> +<span class="sourceLineNo">1126</span> }<a name="line.1126"></a> +<span class="sourceLineNo">1127</span> tds = this.admin.listTables(pattern);<a name="line.1127"></a> +<span class="sourceLineNo">1128</span> if (tds == null) {<a name="line.1128"></a> +<span class="sourceLineNo">1129</span> tds = new HTableDescriptor[0];<a name="line.1129"></a> +<span class="sourceLineNo">1130</span> }<a name="line.1130"></a> +<span class="sourceLineNo">1131</span> for (String monitorTarget : monitorTargets) {<a name="line.1131"></a> +<span class="sourceLineNo">1132</span> pattern = Pattern.compile(monitorTarget);<a name="line.1132"></a> +<span class="sourceLineNo">1133</span> for (HTableDescriptor td : tds) {<a name="line.1133"></a> +<span class="sourceLineNo">1134</span> if (pattern.matcher(td.getNameAsString()).matches()) {<a name="line.1134"></a> +<span class="sourceLineNo">1135</span> tmpTables.add(td.getNameAsString());<a name="line.1135"></a> +<span class="sourceLineNo">1136</span> }<a name="line.1136"></a> +<span class="sourceLineNo">1137</span> }<a name="line.1137"></a> +<span class="sourceLineNo">1138</span> }<a name="line.1138"></a> +<span class="sourceLineNo">1139</span> } catch (IOException e) {<a name="line.1139"></a> +<span class="sourceLineNo">1140</span> LOG.error("Communicate with admin failed", e);<a name="line.1140"></a> +<span class="sourceLineNo">1141</span> throw e;<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> if (tmpTables.size() > 0) {<a 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name="line.1155"></a> +<span class="sourceLineNo">1156</span> return returnTables;<a name="line.1156"></a> +<span class="sourceLineNo">1157</span> }<a name="line.1157"></a> +<span class="sourceLineNo">1158</span><a name="line.1158"></a> +<span class="sourceLineNo">1159</span> /*<a name="line.1159"></a> +<span class="sourceLineNo">1160</span> * canary entry point to monitor all the tables.<a name="line.1160"></a> +<span class="sourceLineNo">1161</span> */<a name="line.1161"></a> +<span class="sourceLineNo">1162</span> private List<Future<Void>> sniff(TaskType taskType, RegionStdOutSink regionSink) throws Exception {<a name="line.1162"></a> +<span class="sourceLineNo">1163</span> if (LOG.isDebugEnabled()) {<a name="line.1163"></a> +<span class="sourceLineNo">1164</span> LOG.debug(String.format("reading list of tables"));<a name="line.1164"></a> +<span class="sourceLineNo">1165</span> }<a name="line.1165"></a> +<span class="sourceLineNo">1166</span> List<Future<Void>> taskFutures = new 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(!admin.isTableEnabled(writeTableName)) {<a name="line.1186"></a> +<span class="sourceLineNo">1187</span> admin.enableTable(writeTableName);<a name="line.1187"></a> +<span class="sourceLineNo">1188</span> }<a name="line.1188"></a> +<span class="sourceLineNo">1189</span><a name="line.1189"></a> +<span class="sourceLineNo">1190</span> ClusterStatus status = admin.getClusterStatus();<a name="line.1190"></a> +<span class="sourceLineNo">1191</span> int numberOfServers = status.getServersSize();<a name="line.1191"></a> +<span class="sourceLineNo">1192</span> if (status.getServers().contains(status.getMaster())) {<a name="line.1192"></a> +<span class="sourceLineNo">1193</span> numberOfServers -= 1;<a name="line.1193"></a> +<span class="sourceLineNo">1194</span> }<a name="line.1194"></a> +<span class="sourceLineNo">1195</span><a name="line.1195"></a> +<span class="sourceLineNo">1196</span> List<Pair<HRegionInfo, ServerName>> pairs =<a name="line.1196"></a> +<span class="sourceLineNo">1197</span> MetaTableAccessor.getTableRegionsAndLocations(connection, writeTableName);<a name="line.1197"></a> +<span class="sourceLineNo">1198</span> int numberOfRegions = pairs.size();<a name="line.1198"></a> +<span class="sourceLineNo">1199</span> if (numberOfRegions < numberOfServers * regionsLowerLimit<a name="line.1199"></a> +<span class="sourceLineNo">1200</span> || numberOfRegions > numberOfServers * regionsUpperLimit) {<a name="line.1200"></a> +<span class="sourceLineNo">1201</span> admin.disableTable(writeTableName);<a name="line.1201"></a> +<span class="sourceLineNo">1202</span> admin.deleteTable(writeTableName);<a name="line.1202"></a> +<span class="sourceLineNo">1203</span> createWriteTable(numberOfServers);<a name="line.1203"></a> +<span class="sourceLineNo">1204</span> }<a name="line.1204"></a> +<span class="sourceLineNo">1205</span> HashSet<ServerName> serverSet = new HashSet<>();<a name="line.1205"></a> +<span class="sourceLineNo">1206</span> for (Pair<HRegionInfo, ServerName> pair : pairs) {<a name="line.1206"></a> +<span class="sourceLineNo">1207</span> serverSet.add(pair.getSecond());<a name="line.1207"></a> +<span class="sourceLineNo">1208</span> }<a name="line.1208"></a> +<span class="sourceLineNo">1209</span> int numberOfCoveredServers = serverSet.size();<a name="line.1209"></a> +<span class="sourceLineNo">1210</span> if (numberOfCoveredServers < numberOfServers) {<a name="line.1210"></a> +<span class="sourceLineNo">1211</span> admin.balancer();<a name="line.1211"></a> +<span class="sourceLineNo">1212</span> }<a name="line.1212"></a> +<span class="sourceLineNo">1213</span> }<a name="line.1213"></a> +<span class="sourceLineNo">1214</span><a name="line.1214"></a> +<span class="sourceLineNo">1215</span> private void createWriteTable(int numberOfServers) throws IOException {<a name="line.1215"></a> +<span class="sourceLineNo">1216</span> int numberOfRegions = (int)(numberOfServers * regionsLowerLimit);<a name="line.1216"></a> +<span class="sourceLineNo">1217</span> LOG.info("Number of live regionservers: " + numberOfServers + ", "<a name="line.1217"></a> +<span class="sourceLineNo">1218</span> + "pre-splitting the canary table into " + numberOfRegions + " regions "<a name="line.1218"></a> +<span class="sourceLineNo">1219</span> + "(current lower limit of regions per server is " + regionsLowerLimit<a name="line.1219"></a> +<span class="sourceLineNo">1220</span> + " and you can change it by config: "<a name="line.1220"></a> +<span class="sourceLineNo">1221</span> + HConstants.HBASE_CANARY_WRITE_PERSERVER_REGIONS_LOWERLIMIT_KEY + " )");<a name="line.1221"></a> +<span class="sourceLineNo">1222</span> HTableDescriptor desc = new HTableDescriptor(writeTableName);<a name="line.1222"></a> +<span class="sourceLineNo">1223</span> HColumnDescriptor family = new HColumnDescriptor(CANARY_TABLE_FAMILY_NAME);<a name="line.1223"></a> +<span class="sourceLineNo">1224</span> family.setMaxVersions(1);<a name="line.1224"></a> +<span class="sourceLineNo">1225</span> family.setTimeToLive(writeDataTTL);<a name="line.1225"></a> +<span class="sourceLineNo">1226</span><a name="line.1226"></a> +<span class="sourceLineNo">1227</span> desc.addFamily(family);<a name="line.1227"></a> +<span class="sourceLineNo">1228</span> byte[][] splits = new RegionSplitter.HexStringSplit().split(numberOfRegions);<a name="line.1228"></a> +<span class="sourceLineNo">1229</span> admin.createTable(desc, splits);<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><a name="line.1232"></a> +<span class="sourceLineNo">1233</span> /**<a name="line.1233"></a> +<span class="sourceLineNo">1234</span> * Canary entry point for specified table.<a name="line.1234"></a> +<span class="sourceLineNo">1235</span> * @throws Exception<a name="line.1235"></a> +<span class="sourceLineNo">1236</span> */<a name="line.1236"></a> +<span class="sourceLineNo">1237</span> private static List<Future<Void>> sniff(final Admin admin, final Sink sink, String tableName,<a name="line.1237"></a> +<span class="sourceLineNo">1238</span> ExecutorService executor, TaskType taskType, boolean rawScanEnabled, AtomicLong readLatency) throws Exception {<a name="line.1238"></a> +<span class="sourceLineNo">1239</span> if (LOG.isDebugEnabled()) {<a name="line.1239"></a> +<span class="sourceLineNo">1240</span> LOG.debug(String.format("checking table is enabled and getting table descriptor for table %s",<a name="line.1240"></a> +<span class="sourceLineNo">1241</span> tableName));<a name="line.1241"></a> +<span class="sourceLineNo">1242</span> }<a name="line.1242"></a> +<span class="sourceLineNo">1243</span> if (admin.isTableEnabled(TableName.valueOf(tableName))) {<a name="line.1243"></a> +<span class="sourceLineNo">1244</span> return Canary.sniff(admin, sink, admin.getTableDescriptor(TableName.valueOf(tableName)),<a name="line.1244"></a> +<span class="sourceLineNo">1245</span> executor, taskType, rawScanEnabled, readLatency);<a name="line.1245"></a> +<span class="sourceLineNo">1246</span> } else {<a name="line.1246"></a> +<span class="sourceLineNo">1247</span> LOG.warn(String.format("Table %s is not enabled", tableName));<a name="line.1247"></a> +<span class="sourceLineNo">1248</span> }<a name="line.1248"></a> +<span class="sourceLineNo">1249</span> return new LinkedList<>();<a name="line.1249"></a> +<span class="sourceLineNo">1250</span> }<a name="line.1250"></a> +<span class="sourceLineNo">1251</span><a name="line.1251"></a> +<span class="sourceLineNo">1252</span> /*<a name="line.1252"></a> +<span class="sourceLineNo">1253</span> * Loops over regions that owns this table, and output some information about the state.<a name="line.1253"></a> +<span class="sourceLineNo">1254</span> */<a name="line.1254"></a> +<span class="sourceLineNo">1255</span> private static List<Future<Void>> sniff(final Admin admin, final Sink sink,<a name="line.1255"></a> +<span class="sourceLineNo">1256</span> HTableDescriptor tableDesc, ExecutorService executor, TaskType taskType,<a name="line.1256"></a> +<span class="sourceLineNo">1257</span> boolean rawScanEnabled, AtomicLong rwLatency) throws Exception {<a name="line.1257"></a> +<span class="sourceLineNo">1258</span><a name="line.1258"></a> +<span class="sourceLineNo">1259</span> if (LOG.isDebugEnabled()) {<a name="line.1259"></a> +<span class="sourceLineNo">1260</span> LOG.debug(String.format("reading list of regions for table %s", tableDesc.getTableName()));<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> Table table = null;<a name="line.1263"></a> +<span class="sourceLineNo">1264</span> try {<a name="line.1264"></a> +<span class="sourceLineNo">1265</span> table = admin.getConnection().getTable(tableDesc.getTableName());<a name="line.1265"></a> +<span class="sourceLineNo">1266</span> } catch (TableNotFoundException e) {<a name="line.1266"></a> +<span class="sourceLineNo">1267</span> return new ArrayList<>();<a name="line.1267"></a> +<span class="sourceLineNo">1268</span> }<a name="line.1268"></a> +<span class="sourceLineNo">1269</span> finally {<a name="line.1269"></a> +<span class="sourceLineNo">1270</span> if (table !=null) {<a name="line.1270"></a> +<span class="sourceLineNo">1271</span> table.close();<a name="line.1271"></a> +<span class="sourceLineNo">1272</span> }<a name="line.1272"></a> +<span class="sourceLineNo">1273</span> }<a name="line.1273"></a> +<span class="sourceLineNo">1274</span><a name="line.1274"></a> +<span class="sourceLineNo">1275</span> List<RegionTask> tasks = new ArrayList<>();<a name="line.1275"></a> +<span class="sourceLineNo">1276</span> RegionLocator regionLocator = null;<a name="line.1276"></a> +<span class="sourceLineNo">1277</span> try {<a name="line.1277"></a> +<span class="sourceLineNo">1278</span> regionLocator = admin.getConnection().getRegionLocator(tableDesc.getTableName());<a name="line.1278"></a> +<span class="sourceLineNo">1279</span> for (HRegionLocation location : regionLocator.getAllRegionLocations()) {<a name="line.1279"></a> +<span class="sourceLineNo">1280</span> ServerName rs = location.getServerName();<a name="line.1280"></a> +<span class="sourceLineNo">1281</span> HRegionInfo region = location.getRegionInfo();<a name="line.1281"></a> +<span class="sourceLineNo">1282</span> tasks.add(new RegionTask(admin.getConnection(), region, rs, (RegionStdOutSink) sink, taskType, rawScanEnabled,<a name="line.1282"></a> +<span class="sourceLineNo">1283</span> rwLatency));<a name="line.1283"></a> +<span class="sourceLineNo">1284</span> }<a name="line.1284"></a> +<span class="sourceLineNo">1285</span> } finally {<a name="line.1285"></a> +<span class="sourceLineNo">1286</span> if (regionLocator != null) {<a name="line.1286"></a> +<span class="sourceLineNo">1287</span> regionLocator.close();<a name="line.1287"></a> +<span class="sourceLineNo">1288</span> }<a name="line.1288"></a> +<span class="sourceLineNo">1289</span> }<a name="line.1289"></a> +<span class="sourceLineNo">1290</span> return executor.invokeAll(tasks);<a name="line.1290"></a> +<span class="sourceLineNo">1291</span> }<a name="line.1291"></a> +<span class="sourceLineNo">1292</span><a name="line.1292"></a> +<span class="sourceLineNo">1293</span> // monitor for zookeeper mode<a name="line.1293"></a> +<span class="sourceLineNo">1294</span> private static class ZookeeperMonitor extends Monitor {<a name="line.1294"></a> +<span class="sourceLineNo">1295</span> private List<String> hosts;<a name="line.1295"></a> +<span class="sourceLineNo">1296</span> private final String znode;<a name="line.1296"></a> +<span class="sourceLineNo">1297</span> private final int timeout;<a name="line.1297"></a> +<span class="sourceLineNo">1298</span><a name="line.1298"></a> +<span class="sourceLineNo">1299</span> protected ZookeeperMonitor(Connection connection, String[] monitorTargets, boolean useRegExp,<a name="line.1299"></a> +<span class="sourceLineNo">1300</span> ExtendedSink sink, ExecutorService executor, boolean treatFailureAsError) {<a name="line.1300"></a> +<span class="sourceLineNo">1301</span> super(connection, monitorTargets, useRegExp, sink, executor, treatFailureAsError);<a name="line.1301"></a> +<span class="sourceLineNo">1302</span> Configuration configuration = connection.getConfiguration();<a name="line.1302"></a> +<span class="sourceLineNo">1303</span> znode =<a name="line.1303"></a> +<span class="sourceLineNo">1304</span> configuration.get(ZOOKEEPER_ZNODE_PARENT,<a name="line.1304"></a> +<span class="sourceLineNo">1305</span> DEFAULT_ZOOKEEPER_ZNODE_PARENT);<a name="line.1305"></a> +<span class="sourceLineNo">1306</span> timeout = configuration<a name="line.1306"></a> +<span class="sourceLineNo">1307</span> .getInt(HConstants.ZK_SESSION_TIMEOUT, HConstants.DEFAULT_ZK_SESSION_TIMEOUT);<a name="line.1307"></a> +<span class="sourceLineNo">1308</span> ConnectStringParser parser =<a name="line.1308"></a> +<span class="sourceLineNo">1309</span> new ConnectStringParser(ZKConfig.getZKQuorumServersString(configuration));<a name="line.1309"></a> +<span class="sourceLineNo">1310</span> hosts = Lists.newArrayList();<a name="line.1310"></a> +<span class="sourceLineNo">1311</span> for (InetSocketAddress server : parser.getServerAddresses()) {<a name="line.1311"></a> +<span class="sourceLineNo">1312</span> hosts.add(server.toString());<a name="line.1312"></a> +<span class="sourceLineNo">1313</span> }<a name="line.1313"></a> +<span class="sourceLineNo">1314</span> }<a name="line.1314"></a> +<span class="sourceLineNo">1315</span><a name="line.1315"></a> +<span class="sourceLineNo">1316</span> @Override public void run() {<a name="line.1316"></a> +<span class="sourceLineNo">1317</span> List<ZookeeperTask> tasks = Lists.newArrayList();<a name="line.1317"></a> +<span class="sourceLineNo">1318</span> for (final String host : hosts) {<a name="line.1318"></a> +<span class="sourceLineNo">1319</span> tasks.add(new ZookeeperTask(connection, host, znode, timeout, getSink()));<a name="line.1319"></a> +<span class="sourceLineNo">1320</span> }<a name="line.1320"></a> +<span class="sourceLineNo">1321</span> try {<a name="line.1321"></a> +<span class="sourceLineNo">1322</span> for (Future<Void> future : this.executor.invokeAll(tasks)) {<a name="line.1322"></a> +<span class="sourceLineNo">1323</span> try {<a name="line.1323"></a> +<span class="sourceLineNo">1324</span> future.get();<a name="line.1324"></a> +<span class="sourceLineNo">1325</span> } catch (ExecutionException e) {<a name="line.1325"></a> +<span class="sourceLineNo">1326</span> LOG.error("Sniff zookeeper failed!", e);<a name="line.1326"></a> +<span class="sourceLineNo">1327</span> this.errorCode = ERROR_EXIT_CODE;<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> } catch (InterruptedException e) {<a name="line.1330"></a> +<span class="sourceLineNo">1331</span> this.errorCode = ERROR_EXIT_CODE;<a name="line.1331"></a> +<span class="sourceLineNo">1332</span> Thread.currentThread().interrupt();<a name="line.1332"></a> +<span class="sourceLineNo">1333</span> LOG.error("Sniff zookeeper interrupted!", e);<a name="line.1333"></a> +<span class="sourceLineNo">1334</span> }<a name="line.1334"></a> +<span class="sourceLineNo">1335</span> this.done = true;<a name="line.1335"></a> +<span class="sourceLineNo">1336</span> }<a name="line.1336"></a> <span class="sourceLineNo">1337</span><a name="line.1337"></a> -<span class="sourceLineNo">1338</span> private ZookeeperStdOutSink getSink() {<a name="line.1338"></a> -<span class="sourceLineNo">1339</span> if (!(sink instanceof ZookeeperStdOutSink)) {<a name="line.1339"></a> -<span class="sourceLineNo">1340</span> throw new RuntimeException("Can only write to zookeeper sink");<a name="line.1340"></a> -<span class="sourceLineNo">1341</span> }<a name="line.1341"></a> -<span class="sourceLineNo">1342</span> return ((ZookeeperStdOutSink) sink);<a name="line.1342"></a> -<span class="sourceLineNo">1343</span> }<a name="line.1343"></a> -<span class="sourceLineNo">1344</span> }<a name="line.1344"></a> -<span class="sourceLineNo">1345</span><a name="line.1345"></a> +<span class="sourceLineNo">1338</span><a name="line.1338"></a> +<span class="sourceLineNo">1339</span> private ZookeeperStdOutSink getSink() {<a name="line.1339"></a> +<span class="sourceLineNo">1340</span> if (!(sink instanceof ZookeeperStdOutSink)) {<a name="line.1340"></a> +<span class="sourceLineNo">1341</span> throw new RuntimeException("Can only write to zookeeper sink");<a name="line.1341"></a> +<span class="sourceLineNo">1342</span> }<a name="line.1342"></a> +<span class="sourceLineNo">1343</span> return ((ZookeeperStdOutSink) sink);<a name="line.1343"></a> +<span class="sourceLineNo">1344</span> }<a name="line.1344"></a> +<span class="sourceLineNo">1345</span> }<a name="line.1345"></a> <span class="sourceLineNo">1346</span><a name="line.1346"></a> -<span class="sourceLineNo">1347</span> // a monitor for regionserver mode<a name="line.1347"></a> -<span class="sourceLineNo">1348</span> private static class RegionServerMonitor extends Monitor {<a name="line.1348"></a> -<span class="sourceLineNo">1349</span><a name="line.1349"></a> -<span class="sourceLineNo">1350</span> private boolean allRegions;<a name="line.1350"></a> -<span class="sourceLineNo">1351</span><a name="line.1351"></a> -<span class="sourceLineNo">1352</span> public RegionServerMonitor(Connection connection, String[] monitorTargets, boolean useRegExp,<a name="line.1352"></a> -<span class="sourceLineNo">1353</span> ExtendedSink sink, ExecutorService executor, boolean allRegions,<a name="line.1353"></a> -<span class="sourceLineNo">1354</span> boolean treatFailureAsError) {<a name="line.1354"></a> -<span class="sourceLineNo">1355</span> super(connection, monitorTargets, useRegExp, sink, executor, treatFailureAsError);<a name="line.1355"></a> -<span class="sourceLineNo">1356</span> this.allRegions = allRegions;<a name="line.1356"></a> -<span class="sourceLineNo">1357</span> }<a name="line.1357"></a> -<span class="sourceLineNo">1358</span><a name="line.1358"></a> -<span class="sourceLineNo">1359</span> private ExtendedSink getSink() {<a name="line.1359"></a> -<span class="sourceLineNo">1360</span> return (ExtendedSink) this.sink;<a name="line.1360"></a> -<span class="sourceLineNo">1361</span> }<a name="line.1361"></a> -<span class="sourceLineNo">1362</span><a name="line.1362"></a> -<span class="sourceLineNo">1363</span> @Override<a name="line.1363"></a> -<span class="sourceLineNo">1364</span> public void run() {<a name="line.1364"></a> -<span class="sourceLineNo">1365</span> if (this.initAdmin() && this.checkNoTableNames()) {<a name="line.1365"></a> -<span class="sourceLineNo">1366</span> Map<String, List<HRegionInfo>> rsAndRMap = this.filterRegionServerByName();<a name="line.1366"></a> -<span class="sourceLineNo">1367</span> this.initialized = true;<a name="line.1367"></a> -<span class="sourceLineNo">1368</span> this.monitorRegionServers(rsAndRMap);<a name="line.1368"></a> -<span class="sourceLineNo">1369</span> }<a name="line.1369"></a> -<span class="sourceLineNo">1370</span> this.done = true;<a name="line.1370"></a> -<span class="sourceLineNo">1371</span> }<a name="line.1371"></a> -<span class="sourceLineNo">1372</span><a name="line.1372"></a> -<span class="sourceLineNo">1373</span> private boolean checkNoTableNames() {<a name="line.1373"></a> -<span class="sourceLineNo">1374</span> List<String> foundTableNames = new ArrayList<>();<a name="line.1374"></a> -<span class="sourceLineNo">1375</span> TableName[] tableNames = null;<a name="line.1375"></a> -<span class="sourceLineNo">1376</span><a name="line.1376"></a> -<span class="sourceLineNo">1377</span> if (LOG.isDebugEnabled()) {<a name="line.1377"></a> -<span class="sourceLineNo">1378</span> LOG.debug(String.format("reading list of tables"));<a name="line.1378"></a> -<span class="sourceLineNo">1379</span> }<a name="line.1379"></a> -<span class="sourceLineNo">1380</span> try {<a name="line.1380"></a> -<span class="sourceLineNo">1381</span> tableNames = this.admin.listTableNames();<a name="line.1381"></a> -<span class="sourceLineNo">1382</span> } catch (IOException e) {<a name="line.1382"></a> -<span class="sourceLineNo">1383</span> LOG.error("Get listTableNames failed", e);<a name="line.1383"></a> -<span class="sourceLineNo">1384</span> this.errorCode = INIT_ERROR_EXIT_CODE;<a name="line.1384"></a> -<span class="sourceLineNo">1385</span> return false;<a name="line.1385"></a> -<span class="sourceLineNo">1386</span> }<a name="line.1386"></a> -<span class="sourceLineNo">1387</span><a name="line.1387"></a> -<span class="sourceLineNo">1388</span> if (this.targets == null || this.targets.length == 0) return true;<a name="line.1388"></a> -<span class="sourceLineNo">1389</span><a name="line.1389"></a> -<span class="sourceLineNo">1390</span> for (String target : this.targets) {<a name="line.1390"></a> -<span class="sourceLineNo">1391</span> for (TableName tableName : tableNames) {<a name="line.1391"></a> -<span class="sourceLineNo">1392</span> if (target.equals(tableName.getNameAsString())) {<a name="line.1392"></a> -<span class="sourceLineNo">1393</span> foundTableNames.add(target);<a name="line.1393"></a> -<span class="sourceLineNo">1394</span> }<a name="line.1394"></a> -<span class="sourceLineNo">1395</span> }<a name="line.1395"></a> -<span class="sourceLineNo">1396</span> }<a name="line.1396"></a> -<span class="sourceLineNo">1397</span><a 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ArrayList<>();<a name="line.1407"></a> -<span class="sourceLineNo">1408</span> Map<String, AtomicLong> successMap = new HashMap<>();<a name="line.1408"></a> -<span class="sourceLineNo">1409</span> Random rand = new Random();<a name="line.1409"></a> -<span class="sourceLineNo">1410</span> for (Map.Entry<String, List<HRegionInfo>> entry : rsAndRMap.entrySet()) {<a name="line.1410"></a> -<span class="sourceLineNo">1411</span> String serverName = entry.getKey();<a name="line.1411"></a> -<span class="sourceLineNo">1412</span> AtomicLong successes = new AtomicLong(0);<a name="line.1412"></a> -<span class="sourceLineNo">1413</span> successMap.put(serverName, successes);<a name="line.1413"></a> -<span class="sourceLineNo">1414</span> if (entry.getValue().isEmpty()) {<a name="line.1414"></a> -<span class="sourceLineNo">1415</span> LOG.error(String.format("Regionserver not serving any regions - %s", serverName));<a name="line.1415"></a> -<span class="sourceLineNo">1416</span> } else if (this.allRegions) {<a name="line.1416"></a> -<span class="sourceLineNo">1417</span> for (HRegionInfo region : entry.getValue()) {<a name="line.1417"></a> -<span class="sourceLineNo">1418</span> tasks.add(new RegionServerTask(this.connection,<a name="line.1418"></a> -<span class="sourceLineNo">1419</span> serverName,<a name="line.1419"></a> -<span class="sourceLineNo">1420</span> region,<a name="line.1420"></a> -<span class="sourceLineNo">1421</span> getSink(),<a name="line.1421"></a> -<span class="sourceLineNo">1422</span> successes));<a name="line.1422"></a> -<span class="sourceLineNo">1423</span> }<a name="line.1423"></a> -<span class="sourceLineNo">1424</span> } else {<a name="line.1424"></a> -<span class="sourceLineNo">1425</span> // random select a region if flag not set<a name="line.1425"></a> -<span class="sourceLineNo">1426</span> HRegionInfo region = entry.getValue().get(rand.nextInt(entry.getValue().size()));<a name="line.1426"></a> -<span class="sourceLineNo">1427</span> tasks.add(new RegionServerTask(this.connection,<a name="line.1427"></a> -<span class="sourceLineNo">1428</span> serverName,<a name="line.1428"></a> -<span class="sourceLineNo">1429</span> region,<a name="line.1429"></a> -<span class="sourceLineNo">1430</span> getSink(),<a name="line.1430"></a> -<span class="sourceLineNo">1431</span> successes));<a name="line.1431"></a> -<span class="sourceLineNo">1432</span> }<a name="line.1432"></a> -<span class="sourceLineNo">1433</span> }<a name="line.1433"></a> -<span class="sourceLineNo">1434</span> try {<a name="line.1434"></a> -<span class="sourceLineNo">1435</span> for (Future<Void> future : this.executor.invokeAll(tasks)) {<a name="line.1435"></a> -<span class="sourceLineNo">1436</span> try {<a name="line.1436"></a> -<span class="sourceLineNo">1437</span> future.get();<a name="line.1437"></a> -<span class="sourceLineNo">1438</span> } catch (ExecutionException e) {<a name="line.1438"></a> -<span class="sourceLineNo">1439</span> LOG.error("Sniff regionserver failed!", e);<a name="line.1439"></a> -<span class="sourceLineNo">1440</span> this.errorCode = ERROR_EXIT_CODE;<a name="line.1440"></a> -<span class="sourceLineNo">1441</span> }<a name="line.1441"></a> -<span class="sourceLineNo">1442</span> }<a name="line.1442"></a> -<span class="sourceLineNo">1443</span> if (this.allRegions) {<a name="line.1443"></a> -<span class="sourceLineNo">1444</span> for (Map.Entry<String, List<HRegionInfo>> entry : rsAndRMap.entrySet()) {<a name="line.1444"></a> -<span class="sourceLineNo">1445</span> String serverName = entry.getKey();<a name="line.1445"></a> -<span class="sourceLineNo">1446</span> LOG.info("Successfully read " + successMap.get(serverName) + " regions out of "<a name="line.1446"></a> -<span class="sourceLineNo">1447</span> + entry.getValue().size() + " on regionserver:" + serverName);<a name="line.1447"></a> -<span class="sourceLineNo">1448</span> }<a name="line.1448"></a> -<span class="sourceLineNo">1449</span> }<a name="line.1449"></a> -<span class="sourceLineNo">1450</span> } catch (InterruptedException e) {<a name="line.1450"></a> -<span class="sourceLineNo">1451</span> this.errorCode = ERROR_EXIT_CODE;<a name="line.1451"></a> -<span class="sourceLineNo">1452</span> LOG.error("Sniff regionserver interrupted!", e);<a name="line.1452"></a> -<span class="sourceLineNo">1453</span> }<a name="line.1453"></a> -<span class="sourceLineNo">1454</span> }<a name="line.1454"></a> -<span class="sourceLineNo">1455</span><a name="line.1455"></a> -<span class="sourceLineNo">1456</span> private Map<String, List<HRegionInfo>> filterRegionServerByName() {<a name="line.1456"></a> -<span class="sourceLineNo">1457</span> Map<String, List<HRegionInfo>> regionServerAndRegionsMap = this.getAllRegionServerByName();<a name="line.1457"></a> -<span class="sourceLineNo">1458</span> regionServerAndRegionsMap = this.doFilterRegionServerByName(regionServerAndRegionsMap);<a name="line.1458"></a> -<span 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= rs.getHostname();<a name="line.1478"></a> -<span class="sourceLineNo">1479</span> HRegionInfo r = location.getRegionInfo();<a name="line.1479"></a> -<span class="sourceLineNo">1480</span><a name="line.1480"></a> -<span class="sourceLineNo">1481</span> if (rsAndRMap.containsKey(rsName)) {<a name="line.1481"></a> -<span class="sourceLineNo">1482</span> regions = rsAndRMap.get(rsName);<a name="line.1482"></a> -<span class="sourceLineNo">1483</span> } else {<a name="line.1483"></a> -<span class="sourceLineNo">1484</span> regions = new ArrayList<>();<a name="line.1484"></a> -<span class="sourceLineNo">1485</span> rsAndRMap.put(rsName, regions);<a name="line.1485"></a> -<span class="sourceLineNo">1486</span> }<a name="line.1486"></a> -<span class="sourceLineNo">1487</span> regions.add(r);<a name="line.1487"></a> -<span class="sourceLineNo">1488</span> }<a name="line.1488"></a> -<span class="sourceLineNo">1489</span> table.close();<a name="line.1489"></a> -<span class="sourceLineNo">1490</span> }<a name="line.1490"></a> -<span class="sourceLineNo">1491</span><a name="line.1491"></a> -<span class="sourceLineNo">1492</span> //get any live regionservers not serving any regions<a name="line.1492"></a> -<span class="sourceLineNo">1493</span> for (ServerName rs : this.admin.getClusterStatus().getServers()) {<a name="line.1493"></a> -<span class="sourceLineNo">1494</span> String rsName = rs.getHostname();<a name="line.1494"></a> -<span class="sourceLineNo">1495</span> if (!rsAndRMap.containsKey(rsName)) {<a name="line.1495"></a> -<span class="sourceLineNo">1496</span> rsAndRMap.put(rsName, Collections.<HRegionInfo>emptyList());<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> } catch (IOException e) {<a name="line.1499"></a> -<span class="sourceLineNo">1500</span> String msg = "Get HTables info failed";<a name="line.1500"></a> -<span class="sourceLineNo">1501</span> LOG.error(msg, e);<a name="line.1501"></a> -<span class="sourceLineNo">1502</span> this.errorCode = INIT_ERROR_EXIT_CODE;<a name="line.1502"></a> -<span class="sourceLineNo">1503</span> } finally {<a name="line.1503"></a> -<span class="sourceLineNo">1504</span> if (table != null) {<a name="line.1504"></a> -<span class="sourceLineNo">1505</span> try {<a name="line.1505"></a> -<span class="sourceLineNo">1506</span> table.close();<a name="line.1506"></a> -<span class="sourceLineNo">1507</span> } catch (IOException e) {<a name="line.1507"></a> -<span class="sourceLineNo">1508</span> LOG.warn("Close table failed", e);<a name="line.1508"></a> -<span class="sourceLineNo">1509</span> }<a name="line.1509"></a> -<span class="sourceLineNo">1510</span> }<a name="line.1510"></a> -<span class="sourceLineNo">1511</span> }<a name="line.1511"></a> -<span class="sourceLineNo">1512</span><a name="line.1512"></a> -<span class="sourceLineNo">1513</span> return rsAndRMap;<a name="line.1513"></a> -<span class="sourceLineNo">1514</span> }<a name="line.1514"></a> -<span class="sourceLineNo">1515</span><a name="line.1515"></a> -<span class="sourceLineNo">1516</span> private Map<String, List<HRegionInfo>> doFilterRegionServerByName(<a name="line.1516"></a> -<span class="sourceLineNo">1517</span> Map<String, List<HRegionInfo>> fullRsAndRMap) {<a name="line.1517"></a> -<span class="sourceLineNo">1518</span><a name="line.1518"></a> -<span class="sourceLineNo">1519</span> Map<String, List<HRegionInfo>> filteredRsAndRMap = null;<a name="line.1519"></a> -<span class="sourceLineNo">1520</span><a name="line.1520"></a> -<span class="sourceLineNo">1521</span> if (this.targets != null && this.targets.length > 0) {<a name="line.1521"></a> -<span class="sourceLineNo">1522</span> filteredRsAndRMap = new HashMap<>();<a name="line.1522"></a> -<span class="sourceLineNo">1523</span> Pattern pattern = null;<a name="line.1523"></a> -<span class="sourceLineNo">1524</span> Matcher matcher = null;<a name="line.1524"></a> -<span class="sourceLineNo">1525</span> boolean regExpFound = false;<a name="line.1525"></a> -<span class="sourceLineNo">1526</span> for (String rsName : this.targets) {<a name="line.1526"></a> -<span class="sourceLineNo">1527</span> if (this.useRegExp) {<a name="line.1527"></a> -<span class="sourceLineNo">1528</span> regExpFound = false;<a name="line.1528"></a> -<span class="sourceLineNo">1529</span> pattern = Pattern.compile(rsName);<a name="line.1529"></a> -<span class="sourceLineNo">1530</span> for (Map.Entry<String, List<HRegionInfo>> entry : fullRsAndRMap.entrySet()) {<a name="line.1530"></a> -<span class="sourceLineNo">1531</span> matcher = pattern.matcher(entry.getKey());<a name="line.1531"></a> -<span class="sourceLineNo">1532</span> if (matcher.matches()) {<a name="line.1532"></a> -<span class="sourceLineNo">1533</span> filteredRsAndRMap.put(entry.getKey(), entry.getValue());<a name="line.1533"></a> -<span class="sourceLineNo">1534</span> regExpFound = true;<a name="line.1534"></a> -<span class="sourceLineNo">1535</span> }<a name="line.1535"></a> -<span class="sourceLineNo">1536</span> }<a name="line.1536"></a> -<span class="sourceLineNo">1537</span> if (!regExpFound) {<a name="line.1537"></a> -<span class="sourceLineNo">1538</span> LOG.info("No RegionServerInfo found, regionServerPattern:" + rsName);<a name="line.1538"></a> -<span class="sourceLineNo">1539</span> }<a name="line.1539"></a> -<span class="sourceLineNo">1540</span> } else {<a name="line.1540"></a> -<span class="sourceLineNo">1541</span> if (fullRsAndRMap.containsKey(rsName)) {<a name="line.1541"></a> -<span class="sourceLineNo">1542</span> filteredRsAndRMap.put(rsName, fullRsAndRMap.get(rsName));<a name="line.1542"></a> -<span class="sourceLineNo">1543</span> } else {<a name="line.1543"></a> -<span class="sourceLineNo">1544</span> LOG.info("No RegionServerInfo found, regionServerName:" + rsName);<a name="line.1544"></a> -<span class="sourceLineNo">1545</span> }<a name="line.1545"></a> -<span class="sourceLineNo">1546</span> }<a name="line.1546"></a> -<span class="sourceLineNo">1547</span> }<a name="line.1547"></a> -<span class="sourceLineNo">1548</span> } else {<a name="line.1548"></a> -<span class="sourceLineNo">1549</span> filteredRsAndRMap = fullRsAndRMap;<a name="line.1549"></a> -<span class="sourceLineNo">1550</span> }<a name="line.1550"></a> -<span class="sourceLineNo">1551</span> return filteredRsAndRMap;<a name="line.1551"></a> -<span class="sourceLineNo">1552</span> }<a name="line.1552"></a> -<span class="sourceLineNo">1553</span> }<a name="line.1553"></a> -<span class="sourceLineNo">1554</span><a name="line.1554"></a> -<span class="sourceLineNo">1555</span> public static void main(String[] args) throws Exception {<a name="line.1555"></a> -<span class="sourceLineNo">1556</span> final Configuration conf = HBaseConfiguration.create();<a name="line.1556"></a> -<span class="sourceLineNo">1557</span><a name="line.1557"></a> -<span class="sourceLineNo">1558</span> // loading the generic options to conf<a name="line.1558"></a> -<span class="sourceLineNo">1559</span> new GenericOptionsParser(conf, args);<a name="line.1559"></a> -<span class="sourceLineNo">1560</span><a name="line.1560"></a> -<span class="sourceLineNo">1561</span> int numThreads = conf.getInt("hbase.canary.threads.num", MAX_THREADS_NUM);<a name="line.1561"></a> -<span class="sourceLineNo">1562</span> LOG.info("Number of execution threads " + numThreads);<a name="line.1562"></a> -<span class="sourceLineNo">1563</span><a name="line.1563"></a> -<span class="sourceLineNo">1564</span> ExecutorService executor = new ScheduledThreadPoolExecutor(numThreads);<a name="line.1564"></a> -<span class="sourceLineNo">1565</span><a name="line.1565"></a> -<span class="sourceLineNo">1566</span> Class<? extends Sink> sinkClass =<a name="line.1566"></a> -<span class="sourceLineNo">1567</span> conf.getClass("hbase.canary.sink.class", RegionServerStdOutSink.class, Sink.class);<a name="line.1567"></a> -<span class="sourceLineNo">1568</span> Sink sink = ReflectionUtils.newInstance(sinkClass);<a name="line.1568"></a> -<span class="sourceLineNo">1569</span><a name="line.1569"></a> -<span class="sourceLineNo">1570</span> int exitCode = ToolRunner.run(conf, new Canary(executor, sink), args);<a name="line.1570"></a> -<span class="sourceLineNo">1571</span> executor.shutdown();<a name="line.1571"></a> -<span class="sourceLineNo">1572</span> System.exit(exitCode);<a name="line.1572"></a> -<span class="sourceLineNo">1573</span> }<a name="line.1573"></a> -<span class="sourceLineNo">1574</span>}<a name="line.1574"></a> +<span class="sourceLineNo">1347</span><a name="line.1347"></a> +<span class="sourceLineNo">1348</span> // a monitor for regionserver mode<a name="line.1348"></a> +<span class="sourceLineNo">1349</span> private static class RegionServerMonitor extends Monitor {<a name="line.1349"></a> +<span class="sourceLineNo">1350</span><a name="line.1350"></a> +<span class="sourceLineNo">1351</span> private boolean allRegions;<a name="line.1351"></a> +<span class="sourceLineNo">1352</span><a name="line.1352"></a> +<span class="sourceLineNo">1353</span> public RegionServerMonitor(Connection connection, String[] monitorTargets, boolean useRegExp,<a name="line.1353"></a> +<span class="sourceLineNo">1354</span> ExtendedSink sink, ExecutorService executor, boolean allRegions,<a name="line.1354"></a> +<span class="sourceLineNo">1355</span> boolean treatFailureAsError) {<a name="line.1355"></a> +<span class="sourceLineNo">1356</span> super(connection, monitorTargets, useRegExp, sink, executor, treatFailureAsError);<a name="line.1356"></a> +<span class="sourceLineNo">1357</span> this.allRegions = allRegions;<a name="line.1357"></a> +<span class="sourceLineNo">1358</span> }<a name="line.1358"></a> +<span class="sourceLineNo">1359</span><a name="line.1359"></a> +<span class="sourceLineNo">1360</span> private ExtendedSink getSink() {<a name="line.1360"></a> +<span class="sourceLineNo">1361</span> return (ExtendedSink) this.sink;<a name="line.1361"></a> +<span class="sourceLineNo">1362</span> }<a name="line.1362"></a> +<span class="sourceLineNo">1363</span><a name="line.1363"></a> +<span class="sourceLineNo">1364</span> @Override<a name="line.1364"></a> +<span class="sourceLineNo">1365</span> public void run() {<a name="line.1365"></a> +<span class="sourceLineNo">1366</span> if (this.initAdmin() && this.checkNoTableNames()) {<a name="line.1366"></a> +<span class="sourceLineNo">1367</span> Map<String, List<HRegionInfo>> rsAndRMap = this.filterRegionServerByName();<a name="line.1367"></a> +<span class="sourceLineNo">1368</span> this.initialized = true;<a name="line.1368"></a> +<span class="sourceLineNo">1369</span> this.monitorRegionServers(rsAndRMap);<a name="line.1369"></a> +<span class="sourceLineNo">1370</span> }<a name="line.1370"></a> +<span class="sourceLineNo">1371</span> this.done = true;<a name="line.1371"></a> +<span class="sourceLineNo">1372</span> }<a name="line.1372"></a> +<span class="sourceLineNo">1373</span><a name="line.1373"></a> +<span class="sourceLineNo">1374</span> private boolean checkNoTableNames() {<a name="line.1374"></a> +<span class="sourceLineNo">1375</span> List<String> foundTableNames = new ArrayList<>();<a name="line.1375"></a> +<span class="sourceLineNo">1376</span> TableName[] tableNames = null;<a name="line.1376"></a> +<span class="sourceLineNo">1377</span><a name="line.1377"></a> +<span class="sourceLineNo">1378</span> if (LOG.isDebugEnabled()) {<a name="line.1378"></a> +<span class="sourceLineNo">1379</span> LOG.debug(String.format("reading list of tables"));<a name="line.1379"></a> +<span class="sourceLineNo">1380</span> }<a name="line.1380"></a> +<span class="sourceLineNo">1381</span> try {<a name="line.1381"></a> +<span class="sourceLineNo">1382</span> tableNames = this.admin.listTableNames();<a name="line.1382"></a> +<span class="sourceLineNo">1383</span> } catch (IOException e) {<a name="line.1383"></a> +<span class="sourceLineNo">1384</span> LOG.error("Get listTableNames failed", e);<a name="line.1384"></a> +<span class="sourceLineNo">1385</span> this.errorCode = INIT_ERROR_EXIT_CODE;<a name="line.1385"></a> +<span class="sourceLineNo">1386</span> return false;<a name="line.1386"></a> +<span class="sourceLineNo">1387</span> }<a name="line.1387"></a> +<span class="sourceLineNo">1388</span><a name="line.1388"></a> +<span class="sourceLineNo">1389</span> if (this.targets == null || this.targets.length == 0) return true;<a name="line.1389"></a> +<span class="sourceLineNo">1390</span><a name="line.1390"></a> +<span class="sourceLineNo">1391</span> for (String target : this.targets) {<a name="line.1391"></a> +<span class="sourceLineNo">1392</span> for (TableName tableName : tableNames) {<a name="line.1392"></a> +<span class="sourceLineNo">1393</span> if (target.equals(tableName.getNameAsString())) {<a name="line.1393"></a> +<span class="sourceLineNo">1394</span> foundTableNames.add(target);<a name="line.1394"></a> +<span class="sourceLineNo">1395</span> }<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><a name="line.1398"></a> +<span class="sourceLineNo">1399</span> if (foundTableNames.size() > 0) {<a name="line.1399"></a> +<span class="sourceLineNo">1400</span> System.err.println("Cannot pass a tablename when using the -regionserver " +<a name="line.1400"></a> +<span class="sourceLineNo">1401</span> "option, tablenames:" + foundTableNames.toString());<a name="line.1401"></a> +<span class="sourceLineNo">1402</span> this.errorCode = USAGE_EXIT_CODE;<a name="line.1402"></a> +<span class="sourceLineNo">1403</span> }<a name="line.1403"></a> +<span class="sourceLineNo">1404</span> return foundTableNames.isEmpty();<a name="line.1404"></a> +<span class="sourceLineNo">1405</span> }<a name="line.1405"></a> +<span class="sourceLineNo">1406</span><a name="line.1406"></a> +<span class="sourceLineNo">1407</span> private void monitorRegionServers(Map<String, List<HRegionInfo>> rsAndRMap) {<a name="line.1407"></a> +<span class="sourceLineNo">1408</span> List<RegionServerTask> tasks = new ArrayList<>();<a name="line.1408"></a> +<span class="sourceLineNo">1409</span> Map<String, AtomicLong> successMap = new HashMap<>();<a name="line.1409"></a> +<span class="sourceLineNo">1410</span> Random rand = new Random();<a name="line.1410"></a> +<span class="sourceLineNo">1411</span> for (Map.Entry<String, List<HRegionInfo>> entry : rsAndRMap.entrySet()) {<a name="line.1411"></a> +<span class="sourceLineNo">1412</span> String serverName = entry.getKey();<a name="line.1412"></a> +<span class="sourceLineNo">1413</span> AtomicLong successes = new AtomicLong(0);<a name="line.1413"></a> +<span class="sourceLineNo">1414</span> successMap.put(serverName, successes);<a name="line.1414"></a> +<span class="sourceLineNo">1415</span> if (entry.getValue().isEmpty()) {<a name="line.1415"></a> +<span class="sourceLineNo">1416</span> LOG.error(String.format("Regionserver not serving any regions - %s", serverName));<a name="line.1416"></a> +<span class="sourceLineNo">1417</span> } else if (this.allRegions) {<a name="line.1417"></a> +<span class="sourceLineNo">1418</span> for (HRegionInfo region : entry.getValue()) {<a name="line.1418"></a> +<span class="sourceLineNo">1419</span> tasks.add(new RegionServerTask(this.connection,<a name="line.1419"></a> +<span class="sourceLineNo">1420</span> serverName,<a name="line.1420"></a> +<span class="sourceLineNo">1421</span> region,<a name="line.1421"></a> +<span class="sourceLineNo">1422</span> getSink(),<a name="line.1422"></a> +<span class="sourceLineNo">1423</span> successes));<a name="line.1423"></a> +<span class="sourceLineNo">1424</span> }<a name="line.1424"></a> +<span class="sourceLineNo">1425</span> } else {<a name="line.1425"></a> +<span class="sourceLineNo">1426</span> // random select a region if flag not set<a name="line.1426"></a> +<span class="sourceLineNo">1427</span> HRegionInfo region = entry.getValue().get(rand.nextInt(entry.getValue().size()));<a name="line.1427"></a> +<span class="sourceLineNo">1428</span> tasks.add(new RegionServerTask(this.connection,<a name="line.1428"></a> +<span class="sourceLineNo">1429</span> serverName,<a name="line.1429"></a> +<span class="sourceLineNo">1430</span> region,<a name="line.1430"></a> +<span class="sourceLineNo">1431</span> getSink(),<a name="line.1431"></a> +<span class="sourceLineNo">1432</span> successes));<a name="line.1432"></a> +<span class="sourceLineNo">1433</span> }<a name="line.1433"></a> +<span class="sourceLineNo">1434</span> }<a name="line.1434"></a> +<span class="sourceLineNo">1435</span> try {<a name="line.1435"></a> +<span class="sourceLineNo">1436</span> for (Future<Void> future : this.executor.invokeAll(tasks)) {<a name="line.1436"></a> +<span class="sourceLineNo">1437</span> try {<a name="line.1437"></a> +<span class="sourceLineNo">1438</span> future.get();<a name="line.1438"></a> +<span class="sourceLineNo">1439</span> } catch (ExecutionException e) {<a name="line.1439"></a> +<span class="sourceLineNo">1440</span> LOG.error("Sniff regionserver failed!", e);<a name="line.1440"></a> +<span class="sourceLineNo">1441</span> this.errorCode = ERROR_EXIT_CODE;<a name="line.1441"></a> +<span class="sourceLineNo">1442</span> }<a name="line.1442"></a> +<span class="sourceLineNo">1443</span> }<a name="line.1443"></a> +<span class="sourceLineNo">1444</span> if (this.allRegions) {<a name="line.1444"></a> +<span class="sourceLineNo">1445</span> for (Map.Entry<String, List<HRegionInfo>> entry : rsAndRMap.entrySet()) {<a name="line.1445"></a> +<span class="sourceLineNo">1446</span> String serverName = entry.getKey();<a name="line.1446"></a> +<span class="sourceLineNo">1447</span> LOG.info("Successfully read " + successMap.get(serverName) + " regions out of "<a name="line.1447"></a> +<span class="sourceLineNo">1448</span> + entry.getValue().size() + " on regionserver:" + serverName);<a name="line.1448"></a> +<span class="sourceLineNo">1449</span> }<a name="line.1449"></a> +<span class="sourceLineNo">1450</span> }<a name="line.1450"></a> +<span class="sourceLineNo">1451</span> } catch (InterruptedException e) {<a name="line.1451"></a> +<span class="sourceLineNo">1452</span> this.errorCode = ERROR_EXIT_CODE;<a name="line.1452"></a> +<span class="sourceLineNo">1453</span> LOG.error("Sniff regionserver interrupted!", e);<a name="line.1453"></a> +<span class="sourceLineNo">1454</span> }<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> private Map<String, List<HRegionInfo>> filterRegionServerByName() {<a name="line.1457"></a> +<span class="sourceLineNo">1458</span> Map<String, List<HRegionInfo>> regionServerAndRegionsMap = this.getAllRegionServerByName();<a name="line.1458"></a> +<span class="sourceLineNo">1459</span> regionServerAndRegionsMap = this.doFilterRegionServerByName(regionServerAndRegionsMap);<a name="line.1459"></a> +<span class="sourceLineNo">1460</span> return regionServerAndRegionsMap;<a name="line.1460"></a> +<span class="sourceLineNo">1461</span> }<a name="line.1461"></
<TRUNCATED>
