http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7ef4c5a9/devapidocs/src-html/org/apache/hadoop/hbase/master/HMaster.InitializationMonitor.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/HMaster.InitializationMonitor.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/HMaster.InitializationMonitor.html index 66fe094..17bc96c 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/master/HMaster.InitializationMonitor.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/HMaster.InitializationMonitor.html @@ -57,3290 +57,3303 @@ <span class="sourceLineNo">049</span>import org.apache.commons.logging.Log;<a name="line.49"></a> <span class="sourceLineNo">050</span>import org.apache.commons.logging.LogFactory;<a name="line.50"></a> <span class="sourceLineNo">051</span>import org.apache.hadoop.conf.Configuration;<a name="line.51"></a> -<span class="sourceLineNo">052</span>import org.apache.hadoop.fs.Path;<a name="line.52"></a> -<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.ClusterStatus;<a name="line.53"></a> -<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.CoordinatedStateException;<a name="line.54"></a> -<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.CoordinatedStateManager;<a name="line.55"></a> -<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.56"></a> -<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.HBaseIOException;<a name="line.57"></a> -<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.58"></a> -<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.59"></a> -<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.HConstants;<a name="line.60"></a> -<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.61"></a> -<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.62"></a> -<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.MasterNotRunningException;<a name="line.63"></a> -<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.64"></a> -<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.NamespaceDescriptor;<a name="line.65"></a> -<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.PleaseHoldException;<a name="line.66"></a> -<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.ProcedureInfo;<a name="line.67"></a> -<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.ScheduledChore;<a name="line.68"></a> -<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.ServerLoad;<a name="line.69"></a> -<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.ServerName;<a name="line.70"></a> -<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.TableDescriptors;<a name="line.71"></a> -<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.TableName;<a name="line.72"></a> -<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.TableNotDisabledException;<a name="line.73"></a> -<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.TableNotFoundException;<a name="line.74"></a> -<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.UnknownRegionException;<a name="line.75"></a> -<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.76"></a> -<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.client.MasterSwitchType;<a name="line.77"></a> -<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.client.Result;<a name="line.78"></a> -<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.79"></a> -<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.coprocessor.BypassCoprocessorException;<a name="line.80"></a> -<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.81"></a> -<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.exceptions.DeserializationException;<a name="line.82"></a> -<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.exceptions.MergeRegionException;<a name="line.83"></a> -<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.executor.ExecutorType;<a name="line.84"></a> -<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.favored.FavoredNodesManager;<a name="line.85"></a> -<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.favored.FavoredNodesPromoter;<a name="line.86"></a> -<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.http.InfoServer;<a name="line.87"></a> -<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.ipc.CoprocessorRpcUtils;<a name="line.88"></a> -<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.89"></a> -<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.ipc.ServerNotRunningYetException;<a name="line.90"></a> -<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.master.MasterRpcServices.BalanceSwitchMode;<a name="line.91"></a> -<span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.master.balancer.BalancerChore;<a name="line.92"></a> -<span class="sourceLineNo">093</span>import org.apache.hadoop.hbase.master.balancer.BaseLoadBalancer;<a name="line.93"></a> -<span class="sourceLineNo">094</span>import org.apache.hadoop.hbase.master.balancer.ClusterStatusChore;<a name="line.94"></a> -<span class="sourceLineNo">095</span>import org.apache.hadoop.hbase.master.balancer.LoadBalancerFactory;<a name="line.95"></a> -<span class="sourceLineNo">096</span>import org.apache.hadoop.hbase.master.cleaner.HFileCleaner;<a name="line.96"></a> -<span class="sourceLineNo">097</span>import org.apache.hadoop.hbase.master.cleaner.LogCleaner;<a name="line.97"></a> -<span class="sourceLineNo">098</span>import org.apache.hadoop.hbase.master.cleaner.ReplicationMetaCleaner;<a name="line.98"></a> -<span class="sourceLineNo">099</span>import org.apache.hadoop.hbase.master.cleaner.ReplicationZKNodeCleaner;<a name="line.99"></a> -<span class="sourceLineNo">100</span>import org.apache.hadoop.hbase.master.cleaner.ReplicationZKNodeCleanerChore;<a name="line.100"></a> -<span class="sourceLineNo">101</span>import org.apache.hadoop.hbase.master.locking.LockManager;<a name="line.101"></a> -<span class="sourceLineNo">102</span>import org.apache.hadoop.hbase.master.normalizer.NormalizationPlan;<a name="line.102"></a> -<span class="sourceLineNo">103</span>import org.apache.hadoop.hbase.master.normalizer.NormalizationPlan.PlanType;<a name="line.103"></a> -<span class="sourceLineNo">104</span>import org.apache.hadoop.hbase.master.normalizer.RegionNormalizer;<a name="line.104"></a> -<span class="sourceLineNo">105</span>import org.apache.hadoop.hbase.master.normalizer.RegionNormalizerChore;<a name="line.105"></a> -<span class="sourceLineNo">106</span>import org.apache.hadoop.hbase.master.normalizer.RegionNormalizerFactory;<a name="line.106"></a> -<span class="sourceLineNo">107</span>import org.apache.hadoop.hbase.master.procedure.AddColumnFamilyProcedure;<a name="line.107"></a> -<span class="sourceLineNo">108</span>import org.apache.hadoop.hbase.master.procedure.CreateTableProcedure;<a name="line.108"></a> -<span class="sourceLineNo">109</span>import org.apache.hadoop.hbase.master.procedure.DeleteColumnFamilyProcedure;<a name="line.109"></a> -<span class="sourceLineNo">110</span>import org.apache.hadoop.hbase.master.procedure.DeleteTableProcedure;<a name="line.110"></a> -<span class="sourceLineNo">111</span>import org.apache.hadoop.hbase.master.procedure.DisableTableProcedure;<a name="line.111"></a> -<span class="sourceLineNo">112</span>import org.apache.hadoop.hbase.master.procedure.EnableTableProcedure;<a name="line.112"></a> -<span class="sourceLineNo">113</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureConstants;<a name="line.113"></a> -<span class="sourceLineNo">114</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.114"></a> -<span class="sourceLineNo">115</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureScheduler;<a name="line.115"></a> -<span class="sourceLineNo">116</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureUtil;<a name="line.116"></a> -<span class="sourceLineNo">117</span>import org.apache.hadoop.hbase.master.procedure.MergeTableRegionsProcedure;<a name="line.117"></a> -<span class="sourceLineNo">118</span>import org.apache.hadoop.hbase.master.procedure.ModifyColumnFamilyProcedure;<a name="line.118"></a> -<span class="sourceLineNo">119</span>import org.apache.hadoop.hbase.master.procedure.ModifyTableProcedure;<a name="line.119"></a> -<span class="sourceLineNo">120</span>import org.apache.hadoop.hbase.master.procedure.ProcedurePrepareLatch;<a name="line.120"></a> -<span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.master.procedure.SplitTableRegionProcedure;<a name="line.121"></a> -<span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.master.procedure.TruncateTableProcedure;<a name="line.122"></a> -<span class="sourceLineNo">123</span>import org.apache.hadoop.hbase.master.replication.ReplicationManager;<a name="line.123"></a> -<span class="sourceLineNo">124</span>import org.apache.hadoop.hbase.master.snapshot.SnapshotManager;<a name="line.124"></a> -<span class="sourceLineNo">125</span>import org.apache.hadoop.hbase.mob.MobConstants;<a name="line.125"></a> -<span class="sourceLineNo">126</span>import org.apache.hadoop.hbase.monitoring.MemoryBoundedLogMessageBuffer;<a name="line.126"></a> -<span class="sourceLineNo">127</span>import org.apache.hadoop.hbase.monitoring.MonitoredTask;<a name="line.127"></a> -<span class="sourceLineNo">128</span>import org.apache.hadoop.hbase.monitoring.TaskMonitor;<a name="line.128"></a> -<span class="sourceLineNo">129</span>import org.apache.hadoop.hbase.procedure.MasterProcedureManagerHost;<a name="line.129"></a> -<span class="sourceLineNo">130</span>import org.apache.hadoop.hbase.procedure.flush.MasterFlushTableProcedureManager;<a name="line.130"></a> -<span class="sourceLineNo">131</span>import org.apache.hadoop.hbase.procedure2.LockInfo;<a name="line.131"></a> -<span class="sourceLineNo">132</span>import org.apache.hadoop.hbase.procedure2.ProcedureEvent;<a name="line.132"></a> -<span class="sourceLineNo">133</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.133"></a> -<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore;<a name="line.134"></a> -<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.135"></a> -<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.regionserver.DefaultStoreEngine;<a name="line.136"></a> -<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.137"></a> -<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.regionserver.HStore;<a name="line.138"></a> -<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.regionserver.RSRpcServices;<a name="line.139"></a> -<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost;<a name="line.140"></a> -<span class="sourceLineNo">141</span>import org.apache.hadoop.hbase.regionserver.RegionSplitPolicy;<a name="line.141"></a> -<span class="sourceLineNo">142</span>import org.apache.hadoop.hbase.regionserver.compactions.ExploringCompactionPolicy;<a name="line.142"></a> -<span class="sourceLineNo">143</span>import org.apache.hadoop.hbase.regionserver.compactions.FIFOCompactionPolicy;<a name="line.143"></a> -<span class="sourceLineNo">144</span>import org.apache.hadoop.hbase.replication.ReplicationException;<a name="line.144"></a> -<span class="sourceLineNo">145</span>import org.apache.hadoop.hbase.replication.ReplicationFactory;<a name="line.145"></a> -<span class="sourceLineNo">146</span>import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;<a name="line.146"></a> -<span class="sourceLineNo">147</span>import org.apache.hadoop.hbase.replication.ReplicationPeerDescription;<a name="line.147"></a> -<span class="sourceLineNo">148</span>import org.apache.hadoop.hbase.replication.ReplicationQueuesZKImpl;<a name="line.148"></a> -<span class="sourceLineNo">149</span>import org.apache.hadoop.hbase.replication.master.TableCFsUpdater;<a name="line.149"></a> -<span class="sourceLineNo">150</span>import org.apache.hadoop.hbase.replication.regionserver.Replication;<a name="line.150"></a> -<span class="sourceLineNo">151</span>import org.apache.hadoop.hbase.security.UserProvider;<a name="line.151"></a> -<span class="sourceLineNo">152</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.152"></a> -<span class="sourceLineNo">153</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoResponse.CompactionState;<a name="line.153"></a> -<span class="sourceLineNo">154</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionServerInfo;<a name="line.154"></a> -<span class="sourceLineNo">155</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.SnapshotDescription;<a name="line.155"></a> -<span class="sourceLineNo">156</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos;<a name="line.156"></a> -<span class="sourceLineNo">157</span>import org.apache.hadoop.hbase.util.Addressing;<a name="line.157"></a> -<span class="sourceLineNo">158</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.158"></a> -<span class="sourceLineNo">159</span>import org.apache.hadoop.hbase.util.CompressionTest;<a name="line.159"></a> -<span class="sourceLineNo">160</span>import org.apache.hadoop.hbase.util.EncryptionTest;<a name="line.160"></a> -<span class="sourceLineNo">161</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.161"></a> -<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.util.HFileArchiveUtil;<a name="line.162"></a> -<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.util.HasThread;<a name="line.163"></a> -<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.util.IdLock;<a name="line.164"></a> -<span class="sourceLineNo">165</span>import org.apache.hadoop.hbase.util.ModifyRegionUtils;<a name="line.165"></a> -<span class="sourceLineNo">166</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.166"></a> -<span class="sourceLineNo">167</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.167"></a> -<span class="sourceLineNo">168</span>import org.apache.hadoop.hbase.util.VersionInfo;<a name="line.168"></a> -<span class="sourceLineNo">169</span>import org.apache.hadoop.hbase.util.ZKDataMigrator;<a name="line.169"></a> -<span class="sourceLineNo">170</span>import org.apache.hadoop.hbase.zookeeper.DrainingServerTracker;<a name="line.170"></a> -<span class="sourceLineNo">171</span>import org.apache.hadoop.hbase.zookeeper.LoadBalancerTracker;<a name="line.171"></a> -<span class="sourceLineNo">172</span>import org.apache.hadoop.hbase.zookeeper.MasterAddressTracker;<a name="line.172"></a> -<span class="sourceLineNo">173</span>import org.apache.hadoop.hbase.zookeeper.MasterMaintenanceModeTracker;<a name="line.173"></a> -<span class="sourceLineNo">174</span>import org.apache.hadoop.hbase.zookeeper.RegionNormalizerTracker;<a name="line.174"></a> -<span class="sourceLineNo">175</span>import org.apache.hadoop.hbase.zookeeper.RegionServerTracker;<a name="line.175"></a> -<span class="sourceLineNo">176</span>import org.apache.hadoop.hbase.zookeeper.SplitOrMergeTracker;<a name="line.176"></a> -<span class="sourceLineNo">177</span>import org.apache.hadoop.hbase.zookeeper.ZKClusterId;<a name="line.177"></a> -<span class="sourceLineNo">178</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.178"></a> -<span class="sourceLineNo">179</span>import org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher;<a name="line.179"></a> -<span class="sourceLineNo">180</span>import org.apache.zookeeper.KeeperException;<a name="line.180"></a> -<span class="sourceLineNo">181</span>import org.eclipse.jetty.server.Server;<a name="line.181"></a> -<span class="sourceLineNo">182</span>import org.eclipse.jetty.server.ServerConnector;<a name="line.182"></a> -<span class="sourceLineNo">183</span>import org.eclipse.jetty.servlet.ServletHolder;<a name="line.183"></a> -<span class="sourceLineNo">184</span>import org.eclipse.jetty.webapp.WebAppContext;<a name="line.184"></a> -<span class="sourceLineNo">185</span><a name="line.185"></a> -<span class="sourceLineNo">186</span>import com.google.common.annotations.VisibleForTesting;<a name="line.186"></a> -<span class="sourceLineNo">187</span>import com.google.common.collect.Lists;<a name="line.187"></a> -<span class="sourceLineNo">188</span>import com.google.common.collect.Maps;<a name="line.188"></a> -<span class="sourceLineNo">189</span>import com.google.protobuf.Descriptors;<a name="line.189"></a> -<span class="sourceLineNo">190</span>import com.google.protobuf.Service;<a name="line.190"></a> -<span class="sourceLineNo">191</span><a name="line.191"></a> -<span class="sourceLineNo">192</span>/**<a name="line.192"></a> -<span class="sourceLineNo">193</span> * HMaster is the "master server" for HBase. An HBase cluster has one active<a name="line.193"></a> -<span class="sourceLineNo">194</span> * master. If many masters are started, all compete. Whichever wins goes on to<a name="line.194"></a> -<span class="sourceLineNo">195</span> * run the cluster. All others park themselves in their constructor until<a name="line.195"></a> -<span class="sourceLineNo">196</span> * master or cluster shutdown or until the active master loses its lease in<a name="line.196"></a> -<span class="sourceLineNo">197</span> * zookeeper. Thereafter, all running master jostle to take over master role.<a name="line.197"></a> -<span class="sourceLineNo">198</span> *<a name="line.198"></a> -<span class="sourceLineNo">199</span> * <p>The Master can be asked shutdown the cluster. See {@link #shutdown()}. In<a name="line.199"></a> -<span class="sourceLineNo">200</span> * this case it will tell all regionservers to go down and then wait on them<a name="line.200"></a> -<span class="sourceLineNo">201</span> * all reporting in that they are down. This master will then shut itself down.<a name="line.201"></a> -<span class="sourceLineNo">202</span> *<a name="line.202"></a> -<span class="sourceLineNo">203</span> * <p>You can also shutdown just this master. Call {@link #stopMaster()}.<a name="line.203"></a> -<span class="sourceLineNo">204</span> *<a name="line.204"></a> -<span class="sourceLineNo">205</span> * @see org.apache.zookeeper.Watcher<a name="line.205"></a> -<span class="sourceLineNo">206</span> */<a name="line.206"></a> -<span class="sourceLineNo">207</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.207"></a> -<span class="sourceLineNo">208</span>@SuppressWarnings("deprecation")<a name="line.208"></a> -<span class="sourceLineNo">209</span>public class HMaster extends HRegionServer implements MasterServices {<a name="line.209"></a> -<span class="sourceLineNo">210</span> private static final Log LOG = LogFactory.getLog(HMaster.class.getName());<a name="line.210"></a> -<span class="sourceLineNo">211</span><a name="line.211"></a> -<span class="sourceLineNo">212</span> /**<a name="line.212"></a> -<span class="sourceLineNo">213</span> * Protection against zombie master. Started once Master accepts active responsibility and<a name="line.213"></a> -<span class="sourceLineNo">214</span> * starts taking over responsibilities. Allows a finite time window before giving up ownership.<a name="line.214"></a> -<span class="sourceLineNo">215</span> */<a name="line.215"></a> -<span class="sourceLineNo">216</span> private static class InitializationMonitor extends HasThread {<a name="line.216"></a> -<span class="sourceLineNo">217</span> /** The amount of time in milliseconds to sleep before checking initialization status. */<a name="line.217"></a> -<span class="sourceLineNo">218</span> public static final String TIMEOUT_KEY = "hbase.master.initializationmonitor.timeout";<a name="line.218"></a> -<span class="sourceLineNo">219</span> public static final long TIMEOUT_DEFAULT = TimeUnit.MILLISECONDS.convert(15, TimeUnit.MINUTES);<a name="line.219"></a> -<span class="sourceLineNo">220</span><a name="line.220"></a> -<span class="sourceLineNo">221</span> /**<a name="line.221"></a> -<span class="sourceLineNo">222</span> * When timeout expired and initialization has not complete, call {@link System#exit(int)} when<a name="line.222"></a> -<span class="sourceLineNo">223</span> * true, do nothing otherwise.<a name="line.223"></a> -<span class="sourceLineNo">224</span> */<a name="line.224"></a> -<span class="sourceLineNo">225</span> public static final String HALT_KEY = "hbase.master.initializationmonitor.haltontimeout";<a name="line.225"></a> -<span class="sourceLineNo">226</span> public static final boolean HALT_DEFAULT = false;<a name="line.226"></a> -<span class="sourceLineNo">227</span><a name="line.227"></a> -<span class="sourceLineNo">228</span> private final HMaster master;<a name="line.228"></a> -<span class="sourceLineNo">229</span> private final long timeout;<a name="line.229"></a> -<span class="sourceLineNo">230</span> private final boolean haltOnTimeout;<a name="line.230"></a> -<span class="sourceLineNo">231</span><a name="line.231"></a> -<span class="sourceLineNo">232</span> /** Creates a Thread that monitors the {@link #isInitialized()} state. */<a name="line.232"></a> -<span class="sourceLineNo">233</span> InitializationMonitor(HMaster master) {<a name="line.233"></a> -<span class="sourceLineNo">234</span> super("MasterInitializationMonitor");<a name="line.234"></a> -<span class="sourceLineNo">235</span> this.master = master;<a name="line.235"></a> -<span class="sourceLineNo">236</span> this.timeout = master.getConfiguration().getLong(TIMEOUT_KEY, TIMEOUT_DEFAULT);<a name="line.236"></a> -<span class="sourceLineNo">237</span> this.haltOnTimeout = master.getConfiguration().getBoolean(HALT_KEY, HALT_DEFAULT);<a name="line.237"></a> -<span class="sourceLineNo">238</span> this.setDaemon(true);<a name="line.238"></a> -<span class="sourceLineNo">239</span> }<a name="line.239"></a> -<span class="sourceLineNo">240</span><a name="line.240"></a> -<span class="sourceLineNo">241</span> @Override<a name="line.241"></a> -<span class="sourceLineNo">242</span> public void run() {<a name="line.242"></a> -<span class="sourceLineNo">243</span> try {<a name="line.243"></a> -<span class="sourceLineNo">244</span> while (!master.isStopped() && master.isActiveMaster()) {<a name="line.244"></a> -<span class="sourceLineNo">245</span> Thread.sleep(timeout);<a name="line.245"></a> -<span class="sourceLineNo">246</span> if (master.isInitialized()) {<a name="line.246"></a> -<span class="sourceLineNo">247</span> LOG.debug("Initialization completed within allotted tolerance. Monitor exiting.");<a name="line.247"></a> -<span class="sourceLineNo">248</span> } else {<a name="line.248"></a> -<span class="sourceLineNo">249</span> LOG.error("Master failed to complete initialization after " + timeout + "ms. Please"<a name="line.249"></a> -<span class="sourceLineNo">250</span> + " consider submitting a bug report including a thread dump of this process.");<a name="line.250"></a> -<span class="sourceLineNo">251</span> if (haltOnTimeout) {<a name="line.251"></a> -<span class="sourceLineNo">252</span> LOG.error("Zombie Master exiting. Thread dump to stdout");<a name="line.252"></a> -<span class="sourceLineNo">253</span> Threads.printThreadInfo(System.out, "Zombie HMaster");<a name="line.253"></a> -<span class="sourceLineNo">254</span> System.exit(-1);<a name="line.254"></a> -<span class="sourceLineNo">255</span> }<a name="line.255"></a> -<span class="sourceLineNo">256</span> }<a name="line.256"></a> -<span class="sourceLineNo">257</span> }<a name="line.257"></a> -<span class="sourceLineNo">258</span> } catch (InterruptedException ie) {<a name="line.258"></a> -<span class="sourceLineNo">259</span> LOG.trace("InitMonitor thread interrupted. Existing.");<a name="line.259"></a> -<span class="sourceLineNo">260</span> }<a name="line.260"></a> -<span class="sourceLineNo">261</span> }<a name="line.261"></a> -<span class="sourceLineNo">262</span> }<a name="line.262"></a> -<span class="sourceLineNo">263</span><a name="line.263"></a> -<span class="sourceLineNo">264</span> // MASTER is name of the webapp and the attribute name used stuffing this<a name="line.264"></a> -<span class="sourceLineNo">265</span> //instance into web context.<a name="line.265"></a> -<span class="sourceLineNo">266</span> public static final String MASTER = "master";<a name="line.266"></a> -<span class="sourceLineNo">267</span><a name="line.267"></a> -<span class="sourceLineNo">268</span> // Manager and zk listener for master election<a name="line.268"></a> -<span class="sourceLineNo">269</span> private final ActiveMasterManager activeMasterManager;<a name="line.269"></a> -<span class="sourceLineNo">270</span> // Region server tracker<a name="line.270"></a> -<span class="sourceLineNo">271</span> RegionServerTracker regionServerTracker;<a name="line.271"></a> -<span class="sourceLineNo">272</span> // Draining region server tracker<a name="line.272"></a> -<span class="sourceLineNo">273</span> private DrainingServerTracker drainingServerTracker;<a name="line.273"></a> -<span class="sourceLineNo">274</span> // Tracker for load balancer state<a name="line.274"></a> -<span class="sourceLineNo">275</span> LoadBalancerTracker loadBalancerTracker;<a name="line.275"></a> -<span class="sourceLineNo">276</span><a name="line.276"></a> -<span class="sourceLineNo">277</span> // Tracker for split and merge state<a name="line.277"></a> -<span class="sourceLineNo">278</span> private SplitOrMergeTracker splitOrMergeTracker;<a name="line.278"></a> -<span class="sourceLineNo">279</span><a name="line.279"></a> -<span class="sourceLineNo">280</span> // Tracker for region normalizer state<a name="line.280"></a> -<span class="sourceLineNo">281</span> private RegionNormalizerTracker regionNormalizerTracker;<a name="line.281"></a> -<span class="sourceLineNo">282</span><a name="line.282"></a> -<span class="sourceLineNo">283</span> //Tracker for master maintenance mode setting<a name="line.283"></a> -<span class="sourceLineNo">284</span> private MasterMaintenanceModeTracker maintenanceModeTracker;<a name="line.284"></a> -<span class="sourceLineNo">285</span><a name="line.285"></a> -<span class="sourceLineNo">286</span> private ClusterSchemaService clusterSchemaService;<a name="line.286"></a> -<span class="sourceLineNo">287</span><a name="line.287"></a> -<span class="sourceLineNo">288</span> // Metrics for the HMaster<a name="line.288"></a> -<span class="sourceLineNo">289</span> final MetricsMaster metricsMaster;<a name="line.289"></a> -<span class="sourceLineNo">290</span> // file system manager for the master FS operations<a name="line.290"></a> -<span class="sourceLineNo">291</span> private MasterFileSystem fileSystemManager;<a name="line.291"></a> -<span class="sourceLineNo">292</span> private MasterWalManager walManager;<a name="line.292"></a> -<span class="sourceLineNo">293</span><a name="line.293"></a> -<span class="sourceLineNo">294</span> // server manager to deal with region server info<a name="line.294"></a> -<span class="sourceLineNo">295</span> private volatile ServerManager serverManager;<a name="line.295"></a> -<span class="sourceLineNo">296</span><a name="line.296"></a> -<span class="sourceLineNo">297</span> // manager of assignment nodes in zookeeper<a name="line.297"></a> -<span class="sourceLineNo">298</span> private AssignmentManager assignmentManager;<a name="line.298"></a> -<span class="sourceLineNo">299</span><a name="line.299"></a> -<span class="sourceLineNo">300</span> // manager of replication<a name="line.300"></a> -<span class="sourceLineNo">301</span> private ReplicationManager replicationManager;<a name="line.301"></a> -<span class="sourceLineNo">302</span><a name="line.302"></a> -<span class="sourceLineNo">303</span> // buffer for "fatal error" notices from region servers<a name="line.303"></a> -<span class="sourceLineNo">304</span> // in the cluster. This is only used for assisting<a name="line.304"></a> -<span class="sourceLineNo">305</span> // operations/debugging.<a name="line.305"></a> -<span class="sourceLineNo">306</span> MemoryBoundedLogMessageBuffer rsFatals;<a name="line.306"></a> -<span class="sourceLineNo">307</span><a name="line.307"></a> -<span class="sourceLineNo">308</span> // flag set after we become the active master (used for testing)<a name="line.308"></a> -<span class="sourceLineNo">309</span> private volatile boolean activeMaster = false;<a name="line.309"></a> -<span class="sourceLineNo">310</span><a name="line.310"></a> -<span class="sourceLineNo">311</span> // flag set after we complete initialization once active,<a name="line.311"></a> -<span class="sourceLineNo">312</span> // it is not private since it's used in unit tests<a name="line.312"></a> -<span class="sourceLineNo">313</span> private final ProcedureEvent initialized = new ProcedureEvent("master initialized");<a name="line.313"></a> -<span class="sourceLineNo">314</span><a name="line.314"></a> -<span class="sourceLineNo">315</span> // flag set after master services are started,<a name="line.315"></a> -<span class="sourceLineNo">316</span> // initialization may have not completed yet.<a name="line.316"></a> -<span class="sourceLineNo">317</span> volatile boolean serviceStarted = false;<a name="line.317"></a> -<span class="sourceLineNo">318</span><a name="line.318"></a> -<span class="sourceLineNo">319</span> // flag set after we complete assignMeta.<a name="line.319"></a> -<span class="sourceLineNo">320</span> private final ProcedureEvent serverCrashProcessingEnabled =<a name="line.320"></a> -<span class="sourceLineNo">321</span> new ProcedureEvent("server crash processing");<a name="line.321"></a> -<span class="sourceLineNo">322</span><a name="line.322"></a> -<span class="sourceLineNo">323</span> // Maximum time we should run balancer for<a name="line.323"></a> -<span class="sourceLineNo">324</span> private final int maxBlancingTime;<a name="line.324"></a> -<span class="sourceLineNo">325</span> // Maximum percent of regions in transition when balancing<a name="line.325"></a> -<span class="sourceLineNo">326</span> private final double maxRitPercent;<a name="line.326"></a> -<span class="sourceLineNo">327</span><a name="line.327"></a> -<span class="sourceLineNo">328</span> private final LockManager lockManager = new LockManager(this);<a name="line.328"></a> -<span class="sourceLineNo">329</span><a name="line.329"></a> -<span class="sourceLineNo">330</span> private LoadBalancer balancer;<a name="line.330"></a> -<span class="sourceLineNo">331</span> private RegionNormalizer normalizer;<a name="line.331"></a> -<span class="sourceLineNo">332</span> private BalancerChore balancerChore;<a name="line.332"></a> -<span class="sourceLineNo">333</span> private RegionNormalizerChore normalizerChore;<a name="line.333"></a> -<span class="sourceLineNo">334</span> private ClusterStatusChore clusterStatusChore;<a name="line.334"></a> -<span class="sourceLineNo">335</span> private ClusterStatusPublisher clusterStatusPublisherChore = null;<a name="line.335"></a> -<span class="sourceLineNo">336</span> private PeriodicDoMetrics periodicDoMetricsChore = null;<a name="line.336"></a> -<span class="sourceLineNo">337</span><a name="line.337"></a> -<span class="sourceLineNo">338</span> CatalogJanitor catalogJanitorChore;<a name="line.338"></a> -<span class="sourceLineNo">339</span> private ReplicationMetaCleaner replicationMetaCleaner;<a name="line.339"></a> -<span class="sourceLineNo">340</span> private ReplicationZKNodeCleanerChore replicationZKNodeCleanerChore;<a name="line.340"></a> -<span class="sourceLineNo">341</span> private LogCleaner logCleaner;<a name="line.341"></a> -<span class="sourceLineNo">342</span> private HFileCleaner hfileCleaner;<a name="line.342"></a> -<span class="sourceLineNo">343</span> private ExpiredMobFileCleanerChore expiredMobFileCleanerChore;<a name="line.343"></a> -<span class="sourceLineNo">344</span> private MobCompactionChore mobCompactChore;<a name="line.344"></a> -<span class="sourceLineNo">345</span> private MasterMobCompactionThread mobCompactThread;<a name="line.345"></a> -<span class="sourceLineNo">346</span> // used to synchronize the mobCompactionStates<a name="line.346"></a> -<span class="sourceLineNo">347</span> private final IdLock mobCompactionLock = new IdLock();<a name="line.347"></a> -<span class="sourceLineNo">348</span> // save the information of mob compactions in tables.<a name="line.348"></a> -<span class="sourceLineNo">349</span> // the key is table name, the value is the number of compactions in that table.<a name="line.349"></a> -<span class="sourceLineNo">350</span> private Map<TableName, AtomicInteger> mobCompactionStates = Maps.newConcurrentMap();<a name="line.350"></a> -<span class="sourceLineNo">351</span><a name="line.351"></a> -<span class="sourceLineNo">352</span> MasterCoprocessorHost cpHost;<a name="line.352"></a> -<span class="sourceLineNo">353</span><a name="line.353"></a> -<span class="sourceLineNo">354</span> private final boolean preLoadTableDescriptors;<a name="line.354"></a> -<span class="sourceLineNo">355</span><a name="line.355"></a> -<span class="sourceLineNo">356</span> // Time stamps for when a hmaster became active<a name="line.356"></a> -<span class="sourceLineNo">357</span> private long masterActiveTime;<a name="line.357"></a> -<span class="sourceLineNo">358</span><a name="line.358"></a> -<span class="sourceLineNo">359</span> //should we check the compression codec type at master side, default true, HBASE-6370<a name="line.359"></a> -<span class="sourceLineNo">360</span> private final boolean masterCheckCompression;<a name="line.360"></a> -<span class="sourceLineNo">361</span><a name="line.361"></a> -<span class="sourceLineNo">362</span> //should we check encryption settings at master side, default true<a name="line.362"></a> -<span class="sourceLineNo">363</span> private final boolean masterCheckEncryption;<a name="line.363"></a> -<span class="sourceLineNo">364</span><a name="line.364"></a> -<span class="sourceLineNo">365</span> Map<String, Service> coprocessorServiceHandlers = Maps.newHashMap();<a name="line.365"></a> -<span class="sourceLineNo">366</span><a name="line.366"></a> -<span class="sourceLineNo">367</span> // monitor for snapshot of hbase tables<a name="line.367"></a> -<span class="sourceLineNo">368</span> SnapshotManager snapshotManager;<a name="line.368"></a> -<span class="sourceLineNo">369</span> // monitor for distributed procedures<a name="line.369"></a> -<span class="sourceLineNo">370</span> private MasterProcedureManagerHost mpmHost;<a name="line.370"></a> -<span class="sourceLineNo">371</span><a name="line.371"></a> -<span class="sourceLineNo">372</span> // it is assigned after 'initialized' guard set to true, so should be volatile<a name="line.372"></a> -<span class="sourceLineNo">373</span> private volatile MasterQuotaManager quotaManager;<a name="line.373"></a> -<span class="sourceLineNo">374</span><a name="line.374"></a> -<span class="sourceLineNo">375</span> private ProcedureExecutor<MasterProcedureEnv> procedureExecutor;<a name="line.375"></a> -<span class="sourceLineNo">376</span> private WALProcedureStore procedureStore;<a name="line.376"></a> -<span class="sourceLineNo">377</span><a name="line.377"></a> -<span class="sourceLineNo">378</span> // handle table states<a name="line.378"></a> -<span class="sourceLineNo">379</span> private TableStateManager tableStateManager;<a name="line.379"></a> -<span class="sourceLineNo">380</span><a name="line.380"></a> -<span class="sourceLineNo">381</span> private long splitPlanCount;<a name="line.381"></a> -<span class="sourceLineNo">382</span> private long mergePlanCount;<a name="line.382"></a> -<span class="sourceLineNo">383</span><a name="line.383"></a> -<span class="sourceLineNo">384</span> /** flag used in test cases in order to simulate RS failures during master initialization */<a name="line.384"></a> -<span class="sourceLineNo">385</span> private volatile boolean initializationBeforeMetaAssignment = false;<a name="line.385"></a> -<span class="sourceLineNo">386</span><a name="line.386"></a> -<span class="sourceLineNo">387</span> /* Handle favored nodes information */<a name="line.387"></a> -<span class="sourceLineNo">388</span> private FavoredNodesManager favoredNodesManager;<a name="line.388"></a> -<span class="sourceLineNo">389</span><a name="line.389"></a> -<span class="sourceLineNo">390</span> /** jetty server for master to redirect requests to regionserver infoServer */<a name="line.390"></a> -<span class="sourceLineNo">391</span> private Server masterJettyServer;<a name="line.391"></a> -<span class="sourceLineNo">392</span><a name="line.392"></a> -<span class="sourceLineNo">393</span> public static class RedirectServlet extends HttpServlet {<a name="line.393"></a> -<span class="sourceLineNo">394</span> private static final long serialVersionUID = 2894774810058302473L;<a name="line.394"></a> -<span class="sourceLineNo">395</span> private final int regionServerInfoPort;<a name="line.395"></a> -<span class="sourceLineNo">396</span> private final String regionServerHostname;<a name="line.396"></a> -<span class="sourceLineNo">397</span><a name="line.397"></a> -<span class="sourceLineNo">398</span> /**<a name="line.398"></a> -<span class="sourceLineNo">399</span> * @param infoServer that we're trying to send all requests to<a name="line.399"></a> -<span class="sourceLineNo">400</span> * @param hostname may be null. if given, will be used for redirects instead of host from client.<a name="line.400"></a> -<span class="sourceLineNo">401</span> */<a name="line.401"></a> -<span class="sourceLineNo">402</span> public RedirectServlet(InfoServer infoServer, String hostname) {<a name="line.402"></a> -<span class="sourceLineNo">403</span> regionServerInfoPort = infoServer.getPort();<a name="line.403"></a> -<span class="sourceLineNo">404</span> regionServerHostname = hostname;<a name="line.404"></a> -<span class="sourceLineNo">405</span> }<a name="line.405"></a> -<span class="sourceLineNo">406</span><a name="line.406"></a> -<span class="sourceLineNo">407</span> @Override<a name="line.407"></a> -<span class="sourceLineNo">408</span> public void doGet(HttpServletRequest request,<a name="line.408"></a> -<span class="sourceLineNo">409</span> HttpServletResponse response) throws ServletException, IOException {<a name="line.409"></a> -<span class="sourceLineNo">410</span> String redirectHost = regionServerHostname;<a name="line.410"></a> -<span class="sourceLineNo">411</span> if(redirectHost == null) {<a name="line.411"></a> -<span class="sourceLineNo">412</span> redirectHost = request.getServerName();<a name="line.412"></a> -<span class="sourceLineNo">413</span> if(!Addressing.isLocalAddress(InetAddress.getByName(redirectHost))) {<a name="line.413"></a> -<span class="sourceLineNo">414</span> LOG.warn("Couldn't resolve '" + redirectHost + "' as an address local to this node and '" +<a name="line.414"></a> -<span class="sourceLineNo">415</span> MASTER_HOSTNAME_KEY + "' is not set; client will get a HTTP 400 response. 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If this is due to an intermediary such as an HTTP load balancer or other proxy, your HBase " +<a name="line.421"></a> -<span class="sourceLineNo">422</span> "administrator can set '" + MASTER_HOSTNAME_KEY + "' to point to the correct hostname.");<a name="line.422"></a> -<span class="sourceLineNo">423</span> return;<a name="line.423"></a> -<span class="sourceLineNo">424</span> }<a name="line.424"></a> -<span class="sourceLineNo">425</span> }<a name="line.425"></a> -<span class="sourceLineNo">426</span> // TODO this scheme should come from looking at the scheme registered in the infoserver's http server for the<a name="line.426"></a> -<span class="sourceLineNo">427</span> // host and port we're using, but it's buried way too deep to do that ATM.<a name="line.427"></a> -<span class="sourceLineNo">428</span> String redirectUrl = request.getScheme() + "://"<a name="line.428"></a> -<span class="sourceLineNo">429</span> + redirectHost + ":" + regionServerInfoPort<a name="line.429"></a> -<span class="sourceLineNo">430</span> + request.getRequestURI();<a name="line.430"></a> -<span class="sourceLineNo">431</span> response.sendRedirect(redirectUrl);<a name="line.431"></a> -<span class="sourceLineNo">432</span> }<a name="line.432"></a> -<span class="sourceLineNo">433</span> }<a name="line.433"></a> -<span class="sourceLineNo">434</span><a name="line.434"></a> -<span class="sourceLineNo">435</span> private static class PeriodicDoMetrics extends ScheduledChore {<a name="line.435"></a> -<span class="sourceLineNo">436</span> private final HMaster server;<a name="line.436"></a> -<span class="sourceLineNo">437</span> public PeriodicDoMetrics(int doMetricsInterval, final HMaster server) {<a name="line.437"></a> -<span class="sourceLineNo">438</span> super(server.getServerName() + "-DoMetricsChore", server, doMetricsInterval);<a name="line.438"></a> -<span class="sourceLineNo">439</span> this.server = server;<a name="line.439"></a> -<span class="sourceLineNo">440</span> }<a name="line.440"></a> -<span class="sourceLineNo">441</span><a name="line.441"></a> -<span class="sourceLineNo">442</span> @Override<a name="line.442"></a> -<span class="sourceLineNo">443</span> protected void chore() {<a name="line.443"></a> -<span class="sourceLineNo">444</span> server.doMetrics();<a name="line.444"></a> -<span class="sourceLineNo">445</span> }<a name="line.445"></a> -<span class="sourceLineNo">446</span> }<a name="line.446"></a> -<span class="sourceLineNo">447</span><a name="line.447"></a> -<span class="sourceLineNo">448</span> /**<a name="line.448"></a> -<span class="sourceLineNo">449</span> * Initializes the HMaster. The steps are as follows:<a name="line.449"></a> -<span class="sourceLineNo">450</span> * <p><a name="line.450"></a> -<span class="sourceLineNo">451</span> * <ol><a name="line.451"></a> -<span class="sourceLineNo">452</span> * <li>Initialize the local HRegionServer<a name="line.452"></a> -<span class="sourceLineNo">453</span> * <li>Start the ActiveMasterManager.<a name="line.453"></a> -<span class="sourceLineNo">454</span> * </ol><a name="line.454"></a> -<span class="sourceLineNo">455</span> * <p><a name="line.455"></a> -<span class="sourceLineNo">456</span> * Remaining steps of initialization occur in<a name="line.456"></a> -<span class="sourceLineNo">457</span> * #finishActiveMasterInitialization(MonitoredTask) after<a name="line.457"></a> -<span class="sourceLineNo">458</span> * the master becomes the active one.<a name="line.458"></a> -<span class="sourceLineNo">459</span> */<a name="line.459"></a> -<span class="sourceLineNo">460</span> public HMaster(final Configuration conf, CoordinatedStateManager csm)<a name="line.460"></a> -<span class="sourceLineNo">461</span> throws IOException, KeeperException {<a name="line.461"></a> -<span class="sourceLineNo">462</span> super(conf, csm);<a name="line.462"></a> -<span class="sourceLineNo">463</span> this.rsFatals = new MemoryBoundedLogMessageBuffer(<a name="line.463"></a> -<span class="sourceLineNo">464</span> conf.getLong("hbase.master.buffer.for.rs.fatals", 1*1024*1024));<a name="line.464"></a> -<span class="sourceLineNo">465</span><a name="line.465"></a> -<span class="sourceLineNo">466</span> LOG.info("hbase.rootdir=" + getRootDir() +<a name="line.466"></a> -<span class="sourceLineNo">467</span> ", hbase.cluster.distributed=" + this.conf.getBoolean(HConstants.CLUSTER_DISTRIBUTED, false));<a name="line.467"></a> -<span class="sourceLineNo">468</span><a name="line.468"></a> -<span class="sourceLineNo">469</span> // Disable usage of meta replicas in the master<a name="line.469"></a> -<span class="sourceLineNo">470</span> this.conf.setBoolean(HConstants.USE_META_REPLICAS, false);<a name="line.470"></a> -<span class="sourceLineNo">471</span><a name="line.471"></a> -<span class="sourceLineNo">472</span> Replication.decorateMasterConfiguration(this.conf);<a name="line.472"></a> -<span class="sourceLineNo">473</span><a name="line.473"></a> -<span class="sourceLineNo">474</span> // Hack! Maps DFSClient => Master for logs. HDFS made this<a name="line.474"></a> -<span class="sourceLineNo">475</span> // config param for task trackers, but we can piggyback off of it.<a name="line.475"></a> -<span class="sourceLineNo">476</span> if (this.conf.get("mapreduce.task.attempt.id") == null) {<a name="line.476"></a> -<span class="sourceLineNo">477</span> this.conf.set("mapreduce.task.attempt.id", "hb_m_" + this.serverName.toString());<a name="line.477"></a> -<span class="sourceLineNo">478</span> }<a name="line.478"></a> -<span class="sourceLineNo">479</span><a name="line.479"></a> -<span class="sourceLineNo">480</span> // should we check the compression codec type at master side, default true, HBASE-6370<a name="line.480"></a> -<span class="sourceLineNo">481</span> this.masterCheckCompression = conf.getBoolean("hbase.master.check.compression", true);<a name="line.481"></a> -<span class="sourceLineNo">482</span><a name="line.482"></a> -<span class="sourceLineNo">483</span> // should we check encryption settings at master side, default true<a name="line.483"></a> -<span class="sourceLineNo">484</span> this.masterCheckEncryption = conf.getBoolean("hbase.master.check.encryption", true);<a name="line.484"></a> -<span class="sourceLineNo">485</span><a name="line.485"></a> -<span class="sourceLineNo">486</span> this.metricsMaster = new MetricsMaster(new MetricsMasterWrapperImpl(this));<a name="line.486"></a> -<span class="sourceLineNo">487</span><a name="line.487"></a> -<span class="sourceLineNo">488</span> // preload table descriptor at startup<a name="line.488"></a> -<span class="sourceLineNo">489</span> this.preLoadTableDescriptors = conf.getBoolean("hbase.master.preload.tabledescriptors", true);<a name="line.489"></a> -<span class="sourceLineNo">490</span><a name="line.490"></a> -<span class="sourceLineNo">491</span> this.maxBlancingTime = getMaxBalancingTime();<a name="line.491"></a> -<span class="sourceLineNo">492</span> this.maxRitPercent = conf.getDouble(HConstants.HBASE_MASTER_BALANCER_MAX_RIT_PERCENT,<a name="line.492"></a> -<span class="sourceLineNo">493</span> HConstants.DEFAULT_HBASE_MASTER_BALANCER_MAX_RIT_PERCENT);<a name="line.493"></a> -<span class="sourceLineNo">494</span><a name="line.494"></a> -<span class="sourceLineNo">495</span> // Do we publish the status?<a name="line.495"></a> -<span class="sourceLineNo">496</span><a name="line.496"></a> -<span class="sourceLineNo">497</span> boolean shouldPublish = conf.getBoolean(HConstants.STATUS_PUBLISHED,<a name="line.497"></a> -<span class="sourceLineNo">498</span> HConstants.STATUS_PUBLISHED_DEFAULT);<a name="line.498"></a> -<span class="sourceLineNo">499</span> Class<? extends ClusterStatusPublisher.Publisher> publisherClass =<a name="line.499"></a> -<span class="sourceLineNo">500</span> conf.getClass(ClusterStatusPublisher.STATUS_PUBLISHER_CLASS,<a name="line.500"></a> -<span class="sourceLineNo">501</span> ClusterStatusPublisher.DEFAULT_STATUS_PUBLISHER_CLASS,<a name="line.501"></a> -<span class="sourceLineNo">502</span> ClusterStatusPublisher.Publisher.class);<a name="line.502"></a> -<span class="sourceLineNo">503</span><a name="line.503"></a> -<span class="sourceLineNo">504</span> if (shouldPublish) {<a name="line.504"></a> -<span class="sourceLineNo">505</span> if (publisherClass == null) {<a name="line.505"></a> -<span class="sourceLineNo">506</span> LOG.warn(HConstants.STATUS_PUBLISHED + " is true, but " +<a name="line.506"></a> -<span class="sourceLineNo">507</span> ClusterStatusPublisher.DEFAULT_STATUS_PUBLISHER_CLASS +<a name="line.507"></a> -<span class="sourceLineNo">508</span> " is not set - not publishing status");<a name="line.508"></a> -<span class="sourceLineNo">509</span> } else {<a name="line.509"></a> -<span class="sourceLineNo">510</span> clusterStatusPublisherChore = new ClusterStatusPublisher(this, conf, publisherClass);<a name="line.510"></a> -<span class="sourceLineNo">511</span> getChoreService().scheduleChore(clusterStatusPublisherChore);<a name="line.511"></a> -<span class="sourceLineNo">512</span> }<a name="line.512"></a> -<span class="sourceLineNo">513</span> }<a name="line.513"></a> -<span class="sourceLineNo">514</span><a name="line.514"></a> -<span class="sourceLineNo">515</span> // Some unit tests don't need a cluster, so no zookeeper at all<a name="line.515"></a> -<span class="sourceLineNo">516</span> if (!conf.getBoolean("hbase.testing.nocluster", false)) {<a name="line.516"></a> -<span class="sourceLineNo">517</span> setInitLatch(new CountDownLatch(1));<a name="line.517"></a> -<span class="sourceLineNo">518</span> activeMasterManager = new ActiveMasterManager(zooKeeper, this.serverName, this);<a name="line.518"></a> -<span class="sourceLineNo">519</span> int infoPort = putUpJettyServer();<a name="line.519"></a> -<span class="sourceLineNo">520</span> startActiveMasterManager(infoPort);<a name="line.520"></a> -<span class="sourceLineNo">521</span> } else {<a name="line.521"></a> -<span class="sourceLineNo">522</span> activeMasterManager = null;<a name="line.522"></a> -<span class="sourceLineNo">523</span> }<a name="line.523"></a> -<span class="sourceLineNo">524</span> }<a name="line.524"></a> -<span class="sourceLineNo">525</span><a name="line.525"></a> -<span class="sourceLineNo">526</span> // return the actual infoPort, -1 means disable info server.<a name="line.526"></a> -<span class="sourceLineNo">527</span> private int putUpJettyServer() throws IOException {<a name="line.527"></a> -<span class="sourceLineNo">528</span> if (!conf.getBoolean("hbase.master.infoserver.redirect", true)) {<a name="line.528"></a> -<span class="sourceLineNo">529</span> return -1;<a name="line.529"></a> -<span class="sourceLineNo">530</span> }<a name="line.530"></a> -<span class="sourceLineNo">531</span> final int infoPort = conf.getInt("hbase.master.info.port.orig",<a name="line.531"></a> -<span class="sourceLineNo">532</span> HConstants.DEFAULT_MASTER_INFOPORT);<a name="line.532"></a> -<span class="sourceLineNo">533</span> // -1 is for disabling info server, so no redirecting<a name="line.533"></a> -<span class="sourceLineNo">534</span> if (infoPort < 0 || infoServer == null) {<a name="line.534"></a> -<span class="sourceLineNo">535</span> return -1;<a name="line.535"></a> -<span class="sourceLineNo">536</span> }<a name="line.536"></a> -<span class="sourceLineNo">537</span> if(infoPort == infoServer.getPort()) {<a name="line.537"></a> -<span class="sourceLineNo">538</span> return infoPort;<a name="line.538"></a> -<span class="sourceLineNo">539</span> }<a name="line.539"></a> -<span class="sourceLineNo">540</span> final String addr = conf.get("hbase.master.info.bindAddress", "0.0.0.0");<a name="line.540"></a> -<span class="sourceLineNo">541</span> if (!Addressing.isLocalAddress(InetAddress.getByName(addr))) {<a name="line.541"></a> -<span class="sourceLineNo">542</span> String msg =<a name="line.542"></a> -<span class="sourceLineNo">543</span> "Failed to start redirecting jetty server. Address " + addr<a name="line.543"></a> -<span class="sourceLineNo">544</span> + " does not belong to this host. 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class="sourceLineNo">575</span> @Override<a name="line.575"></a> -<span class="sourceLineNo">576</span> protected TableDescriptors getFsTableDescriptors() throws IOException {<a name="line.576"></a> -<span class="sourceLineNo">577</span> return super.getFsTableDescriptors();<a name="line.577"></a> -<span class="sourceLineNo">578</span> }<a name="line.578"></a> -<span class="sourceLineNo">579</span><a name="line.579"></a> -<span class="sourceLineNo">580</span> /**<a name="line.580"></a> -<span class="sourceLineNo">581</span> * For compatibility, if failed with regionserver credentials, try the master one<a name="line.581"></a> -<span class="sourceLineNo">582</span> */<a name="line.582"></a> -<span class="sourceLineNo">583</span> @Override<a name="line.583"></a> -<span class="sourceLineNo">584</span> protected void login(UserProvider user, String host) throws IOException {<a name="line.584"></a> -<span class="sourceLineNo">585</span> try {<a name="line.585"></a> -<span 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class="sourceLineNo">644</span><a name="line.644"></a> -<span class="sourceLineNo">645</span> @Override<a name="line.645"></a> -<span class="sourceLineNo">646</span> protected Class<? extends HttpServlet> getDumpServlet() {<a name="line.646"></a> -<span class="sourceLineNo">647</span> return MasterDumpServlet.class;<a name="line.647"></a> -<span class="sourceLineNo">648</span> }<a name="line.648"></a> -<span class="sourceLineNo">649</span><a name="line.649"></a> -<span class="sourceLineNo">650</span> /**<a name="line.650"></a> -<span class="sourceLineNo">651</span> * Emit the HMaster metrics, such as region in transition metrics.<a name="line.651"></a> -<span class="sourceLineNo">652</span> * Surrounding in a try block just to be sure metrics doesn't abort HMaster.<a name="line.652"></a> -<span class="sourceLineNo">653</span> */<a name="line.653"></a> -<span class="sourceLineNo">654</span> private void doMetrics() {<a name="line.654"></a> -<span class="sourceLineNo">655</span> try {<a 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class="sourceLineNo">710</span> // create/initialize the snapshot manager and other procedure managers<a name="line.710"></a> -<span class="sourceLineNo">711</span> this.snapshotManager = new SnapshotManager();<a name="line.711"></a> -<span class="sourceLineNo">712</span> this.mpmHost = new MasterProcedureManagerHost();<a name="line.712"></a> -<span class="sourceLineNo">713</span> this.mpmHost.register(this.snapshotManager);<a name="line.713"></a> -<span class="sourceLineNo">714</span> this.mpmHost.register(new MasterFlushTableProcedureManager());<a name="line.714"></a> -<span class="sourceLineNo">715</span> this.mpmHost.loadProcedures(conf);<a name="line.715"></a> -<span class="sourceLineNo">716</span> this.mpmHost.initialize(this, this.metricsMaster);<a name="line.716"></a> -<span class="sourceLineNo">717</span> }<a name="line.717"></a> -<span class="sourceLineNo">718</span><a name="line.718"></a> -<span class="sourceLineNo">719</span> /**<a name="line.719"></a> -<span class="sourceLineNo">720</span> * Finish initialization of HMaster after becoming the primary master.<a name="line.720"></a> -<span class="sourceLineNo">721</span> *<a name="line.721"></a> -<span class="sourceLineNo">722</span> * <ol><a name="line.722"></a> -<span class="sourceLineNo">723</span> * <li>Initialize master components - file system manager, server manager,<a name="line.723"></a> -<span class="sourceLineNo">724</span> * assignment manager, region server tracker, etc</li><a name="line.724"></a> -<span class="sourceLineNo">725</span> * <li>Start necessary service threads - balancer, catalog janior,<a name="line.725"></a> -<span class="sourceLineNo">726</span> * executor services, etc</li><a name="line.726"></a> -<span class="sourceLineNo">727</span> * <li>Set cluster as UP in ZooKeeper</li><a name="line.727"></a> -<span class="sourceLineNo">728</span> * <li>Wait for RegionServers to check-in</li><a name="line.728"></a> -<span class="sourceLineNo">729</span> * <li>Split logs and perform data recovery, if necessary</li><a name="line.729"></a> -<span class="sourceLineNo">730</span> * <li>Ensure assignment of meta/namespace regions<li><a name="line.730"></a> -<span class="sourceLineNo">731</span> * <li>Handle either fresh cluster start or master failover</li><a name="line.731"></a> -<span class="sourceLineNo">732</span> * </ol><a name="line.732"></a> -<span class="sourceLineNo">733</span> */<a name="line.733"></a> -<span class="sourceLineNo">734</span> private void finishActiveMasterInitialization(MonitoredTask status)<a name="line.734"></a> -<span class="sourceLineNo">735</span> throws IOException, InterruptedException, KeeperException, CoordinatedStateException {<a name="line.735"></a> -<span class="sourceLineNo">736</span><a name="line.736"></a> -<span class="sourceLineNo">737</span> activeMaster = true;<a name="line.737"></a> -<span class="sourceLineNo">738</span> Thread zombieDetector = new Thread(new InitializationMonitor(this),<a name="line.738"></a> -<span class="sourceLineNo">739</span> "ActiveMasterInitializationMonitor-" + System.currentTimeMillis());<a name="line.739"></a> -<span class="sourceLineNo">740</span> zombieDetector.start();<a name="line.740"></a> -<span class="sourceLineNo">741</span><a name="line.741"></a> -<span class="sourceLineNo">742</span> /*<a name="line.742"></a> -<span class="sourceLineNo">743</span> * We are active master now... go initialize components we need to run.<a name="line.743"></a> -<span class="sourceLineNo">744</span> * Note, there may be dross in zk from previous runs; it'll get addressed<a name="line.744"></a> -<span class="sourceLineNo">745</span> * below after we determine if cluster startup or failover.<a name="line.745"></a> -<span class="sourceLineNo">746</span> */<a name="line.746"></a> -<span class="sourceLineNo">747</span><a name="line.747"></a> -<span class="sourceLineNo">748</span> status.setStatus("Initializing Master file system");<a name="line.748"></a> -<span class="sourceLineNo">749</span><a name="line.749"></a> -<span class="sourceLineNo">750</span> this.masterActiveTime = System.currentTimeMillis();<a name="line.750"></a> -<span class="sourceLineNo">751</span> // TODO: Do this using Dependency Injection, using PicoContainer, Guice or Spring.<a name="line.751"></a> -<span class="sourceLineNo">752</span> // Initialize the chunkCreator<a name="line.752"></a> -<span class="sourceLineNo">753</span> initializeMemStoreChunkCreator();<a name="line.753"></a> -<span class="sourceLineNo">754</span> this.fileSystemManager = new MasterFileSystem(this);<a name="line.754"></a> -<span class="sourceLineNo">755</span> this.walManager = new MasterWalManager(this);<a name="line.755"></a> -<span class="sourceLineNo">756</span><a name="line.756"></a> -<span class="sourceLineNo">757</span> // enable table descriptors cache<a name="line.757"></a> -<span class="sourceLineNo">758</span> this.tableDescriptors.setCacheOn();<a name="line.758"></a> -<span class="sourceLineNo">759</span> // set the META's descriptor to the correct replication<a name="line.759"></a> -<span class="sourceLineNo">760</span> this.tableDescriptors.get(TableName.META_TABLE_NAME).setRegionReplication(<a name="line.760"></a> -<span class="sourceLineNo">761</span> conf.getInt(HConstants.META_REPLICAS_NUM, HConstants.DEFAULT_META_REPLICA_NUM));<a name="line.761"></a> -<span class="sourceLineNo">762</span> // warm-up HTDs cache on master initialization<a name="line.762"></a> -<span class="sourceLineNo">763</span> if (preLoadTableDescriptors) {<a name="line.763"></a> -<span class="sourceLineNo">764</span> status.setStatus("Pre-loading table descriptors");<a name="line.764"></a> -<span class="sourceLineNo">765</span> this.tableDescriptors.getAll();<a name="line.765"></a> -<span class="sourceLineNo">766</span> }<a name="line.766"></a> -<span class="sourceLineNo">767</span><a name="line.767"></a> -<span class="sourceLineNo">768</span> // publish cluster ID<a name="line.768"></a> -<span class="sourceLineNo">769</span> status.setStatus("Publishing Cluster ID in ZooKeeper");<a name="line.769"></a> -<span class="sourceLineNo">770</span> ZKClusterId.setClusterId(this.zooKeeper, fileSystemManager.getClusterId());<a name="line.770"></a> -<span class="sourceLineNo">771</span> this.initLatch.countDown();<a name="line.771"></a> -<span class="sourceLineNo">772</span><a name="line.772"></a> -<span class="sourceLineNo">773</span> this.serverManager = createServerManager(this);<a name="line.773"></a> -<span class="sourceLineNo">774</span><a name="line.774"></a> -<span class="sourceLineNo">775</span> this.tableStateManager = new TableStateManager(this);<a name="line.775"></a> -<span class="sourceLineNo">776</span><a name="line.776"></a> -<span class="sourceLineNo">777</span> status.setStatus("Initializing ZK system trackers");<a name="line.777"></a> -<span class="sourceLineNo">778</span> initializeZKBasedSystemTrackers();<a name="line.778"></a> -<span class="sourceLineNo">779</span><a name="line.779"></a> -<span class="sourceLineNo">780</span> // This is for backwards compatibility<a name="line.780"></a> -<span class="sourceLineNo">781</span> // See HBASE-11393<a name="line.781"></a> -<span class="sourceLineNo">782</span> status.setStatus("Update TableCFs node in ZNode");<a name="line.782"></a> -<span class="sourceLineNo">783</span> TableCFsUpdater tableCFsUpdater = new TableCFsUpdater(zooKeeper,<a name="line.783"></a> -<span class="sourceLineNo">784</span> conf, this.clusterConnection);<a name="line.784"></a> -<span class="sourceLineNo">785</span> tableCFsUpdater.update();<a name="line.785"></a> -<span class="sourceLineNo">786</span><a name="line.786"></a> -<span class="sourceLineNo">787</span> // initialize master side coprocessors before we start handling requests<a name="line.787"></a> -<span class="sourceLineNo">788</span> status.setStatus("Initializing master coprocessors");<a name="line.788"></a> -<span class="sourceLineNo">789</span> this.cpHost = new MasterCoprocessorHost(this, this.conf);<a name="line.789"></a> -<span class="sourceLineNo">790</span><a name="line.790"></a> -<span class="sourceLineNo">791</span> // start up all service threads.<a name="line.791"></a> -<span class="sourceLineNo">792</span> status.setStatus("Initializing master service threads");<a name="line.792"></a> -<span class="sourceLineNo">793</span> startServiceThreads();<a name="line.793"></a> -<span class="sourceLineNo">794</span><a name="line.794"></a> -<span class="sourceLineNo">795</span> // Wake up this server to check in<a name="line.795"></a> -<span class="sourceLineNo">796</span> sleeper.skipSleepCycle();<a name="line.796"></a> -<span class="sourceLineNo">797</span><a name="line.797"></a> -<span class="sourceLineNo">798</span> // Wait for region servers to report in<a name="line.798"></a> -<span class="sourceLineNo">799</span> status.setStatus("Wait for region servers to report in");<a name="line.799"></a> -<span class="sourceLineNo">800</span> waitForRegionServers(status);<a name="line.800"></a> -<span class="sourceLineNo">801</span><a name="line.801"></a> -<span class="sourceLineNo">802</span> // get a list for previously failed RS which need log splitting work<a name="line.802"></a> -<span class="sourceLineNo">803</span> // we recover hbase:meta region servers inside master initialization and<a name="line.803"></a> -<span class="sourceLineNo">804</span> // handle other failed servers in SSH in order to start up master node ASAP<a name="line.804"></a> -<span class="sourceLineNo">805</span> MasterMetaBootstrap metaBootstrap = createMetaBootstrap(this, status);<a name="line.805"></a> -<span class="sourceLineNo">806</span> metaBootstrap.splitMetaLogsBeforeAssignment();<a name="line.806"></a> -<span class="sourceLineNo">807</span><a name="line.807"></a> -<span class="sourceLineNo">808</span> this.initializationBeforeMetaAssignment = true;<a name="line.808"></a> -<span class="sourceLineNo">809</span><a name="line.809"></a> -<span class="sourceLineNo">810</span> if (this.balancer instanceof FavoredNodesPromoter) {<a name="line.810"></a> -<span class="sourceLineNo">811</span> favoredNodesManager = new FavoredNodesManager(this);<a name="line.811"></a> -<span class="sourceLineNo">812</span> }<a name="line.812"></a> -<span class="sourceLineNo">813</span> // Wait for regionserver to finish initialization.<a name="line.813"></a> -<span class="sourceLineNo">814</span> if (BaseLoadBalancer.tablesOnMaster(conf)) {<a name="line.814"></a> -<span class="sourceLineNo">815</span> waitForServerOnline();<a name="line.815"></a> -<span class="sourceLineNo">816</span> }<a name="line.816"></a> -<span class="sourceLineNo">817</span><a name="line.817"></a> -<span class="sourceLineNo">818</span> //initialize load balancer<a name="line.818"></a> -<span class="sourceLineNo">819</span> this.balancer.setMasterServices(this);<a name="line.819"></a> -<span 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name="line.830"></a> -<span class="sourceLineNo">831</span> // check if master is shutting down because above assignMeta could return even hbase:meta isn't<a name="line.831"></a> -<span class="sourceLineNo">832</span> // assigned when master is shutting down<a name="line.832"></a> -<span class="sourceLineNo">833</span> if (isStopped()) return;<a name="line.833"></a> -<span class="sourceLineNo">834</span><a name="line.834"></a> -<span class="sourceLineNo">835</span> //Initialize after meta as it scans meta<a name="line.835"></a> -<span class="sourceLineNo">836</span> if (favoredNodesManager != null) {<a name="line.836"></a> -<span class="sourceLineNo">837</span> SnapshotOfRegionAssignmentFromMeta snapshotOfRegionAssignment =<a name="line.837"></a> -<span class="sourceLineNo">838</span> new SnapshotOfRegionAssignmentFromMeta(getConnection());<a name="line.838"></a> -<span class="sourceLineNo">839</span> snapshotOfRegionAssignment.initialize();<a name="line.839"></a> -<span class="sourceLineNo">840</span> favoredNodesManager.initialize(snapshotOfRegionAssignment);<a name="line.840"></a> -<span class="sourceLineNo">841</span> }<a name="line.841"></a> -<span class="sourceLineNo">842</span><a name="line.842"></a> -<span class="sourceLineNo">843</span> // migrating existent table state from zk, so splitters<a name="line.843"></a> -<span class="sourceLineNo">844</span> // and recovery process treat states properly.<a name="line.844"></a> -<span class="sourceLineNo">845</span> for (Map.Entry<TableName, TableState.State> entry : ZKDataMigrator<a name="line.845"></a> -<span class="sourceLineNo">846</span> .queryForTableStates(getZooKeeper()).entrySet()) {<a name="line.846"></a> -<span class="sourceLineNo">847</span> LOG.info("Converting state from zk to new states:" + entry);<a name="line.847"></a> -<span class="sourceLineNo">848</span> tableStateManager.setTableState(entry.getKey(), entry.getValue());<a name="line.848"></a> -<span class="sourceLineNo">849</span> }<a name="line.849"></a> -<span class="sourceLineNo">850</span> ZKUtil.deleteChildrenRecursively(getZooKeeper(), getZooKeeper().znodePaths.tableZNode);<a name="line.850"></a> -<span class="sourceLineNo">851</span><a name="line.851"></a> -<span class="sourceLineNo">852</span> status.setStatus("Submitting log splitting work for previously failed region servers");<a name="line.852"></a> -<span class="sourceLineNo">853</span> metaBootstrap.processDeadServers();<a name="line.853"></a> -<span class="sourceLineNo">854</span><a name="line.854"></a> -<span class="sourceLineNo">855</span> // Fix up assignment manager status<a name="line.855"></a> -<span class="sourceLineNo">856</span> status.setStatus("Starting assignment manager");<a name="line.856"></a> -<span class="sourceLineNo">857</span> this.assignmentManager.joinCluster();<a name="line.857"></a> -<span class="sourceLineNo">858</span><a name="line.858"></a> -<span class="sourceLineNo">859</span> // set cluster status again after user 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initialization");<a name="line.889"></a> -<span class="sourceLineNo">890</span> configurationManager.registerObserver(this.balancer);<a name="line.890"></a> -<span class="sourceLineNo">891</span> configurationManager.registerObserver(this.hfileCleaner);<a name="line.891"></a> -<span class="sourceLineNo">892</span><a name="line.892"></a> -<span class="sourceLineNo">893</span> // Set master as 'initialized'.<a name="line.893"></a> -<span class="sourceLineNo">894</span> setInitialized(true);<a name="line.894"></a> -<span class="sourceLineNo">895</span><a name="line.895"></a> -<span class="sourceLineNo">896</span> status.setStatus("Assign meta replicas");<a name="line.896"></a> -<span class="sourceLineNo">897</span> metaBootstrap.assignMetaReplicas();<a name="line.897"></a> -<span class="sourceLineNo">898</span><a name="line.898"></a> -<span class="sourceLineNo">899</span> status.setStatus("Starting quota manager");<a name="line.899"></a> -<span class="sourceLineNo">900</span> initQuotaManager();<a name="line.900"></a> -<span class="sourceLineNo">901</span><a name="line.901"></a> -<span class="sourceLineNo">902</span> // clear the dead servers with same host name and port of online server because we are not<a name="line.902"></a> -<span class="sourceLineN
<TRUNCATED>
