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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.master.procedure;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.lang.Thread.UncaughtExceptionHandler;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.List;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.Set;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.concurrent.TimeUnit;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import javax.security.sasl.SaslException;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.CallQueueTooBigException;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.ServerName;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.client.AsyncRegionServerAdmin;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.ipc.RpcConnectionConstants;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.ipc.ServerNotRunningYetException;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.master.ServerListener;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.master.ServerManager;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.procedure2.RemoteProcedureDispatcher;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.regionserver.RegionServerAbortedException;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.regionserver.RegionServerStoppedException;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.util.FutureUtils;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.slf4j.Logger;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.slf4j.LoggerFactory;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span><a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hbase.thirdparty.com.google.common.collect.ArrayListMultimap;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hbase.thirdparty.com.google.protobuf.ByteString;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.shaded.protobuf.RequestConverter;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CloseRegionRequest;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ExecuteProceduresRequest;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ExecuteProceduresResponse;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionRequest;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.RemoteProcedureRequest;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span><a name="line.57"></a> |
| <span class="sourceLineNo">058</span>/**<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * A remote procecdure dispatcher for regionservers.<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> */<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>@InterfaceAudience.Private<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>public class RSProcedureDispatcher extends RemoteProcedureDispatcher<MasterProcedureEnv, ServerName><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> implements ServerListener {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> private static final Logger LOG = LoggerFactory.getLogger(RSProcedureDispatcher.class);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> public static final String RS_RPC_STARTUP_WAIT_TIME_CONF_KEY =<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> "hbase.regionserver.rpc.startup.waittime";<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> private static final int DEFAULT_RS_RPC_STARTUP_WAIT_TIME = 60000;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span><a name="line.69"></a> |
| <span class="sourceLineNo">070</span> protected final MasterServices master;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> private final long rsStartupWaitTime;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> private MasterProcedureEnv procedureEnv;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> public RSProcedureDispatcher(final MasterServices master) {<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> super(master.getConfiguration());<a name="line.75"></a> |
| <span class="sourceLineNo">076</span><a name="line.76"></a> |
| <span class="sourceLineNo">077</span> this.master = master;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> this.rsStartupWaitTime = master.getConfiguration().getLong(RS_RPC_STARTUP_WAIT_TIME_CONF_KEY,<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> DEFAULT_RS_RPC_STARTUP_WAIT_TIME);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> }<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> @Override<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> protected UncaughtExceptionHandler getUncaughtExceptionHandler() {<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> return new UncaughtExceptionHandler() {<a name="line.84"></a> |
| <span class="sourceLineNo">085</span><a name="line.85"></a> |
| <span class="sourceLineNo">086</span> @Override<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> public void uncaughtException(Thread t, Throwable e) {<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> LOG.error("Unexpected error caught, this may cause the procedure to hang forever", e);<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> }<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> };<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> }<a name="line.91"></a> |
| <span class="sourceLineNo">092</span><a name="line.92"></a> |
| <span class="sourceLineNo">093</span> @Override<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> public boolean start() {<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> if (!super.start()) {<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> return false;<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> }<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> setTimeoutExecutorUncaughtExceptionHandler(this::abort);<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> if (master.isStopped()) {<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> LOG.debug("Stopped");<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> return false;<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> }<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> // Around startup, if failed, some of the below may be set back to null so NPE is possible.<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> ServerManager sm = master.getServerManager();<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> if (sm == null) {<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> LOG.debug("ServerManager is null");<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> return false;<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> }<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> sm.registerListener(this);<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> ProcedureExecutor<MasterProcedureEnv> pe = master.getMasterProcedureExecutor();<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> if (pe == null) {<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> LOG.debug("ProcedureExecutor is null");<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> return false;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> }<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> this.procedureEnv = pe.getEnvironment();<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> if (this.procedureEnv == null) {<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> LOG.debug("ProcedureEnv is null; stopping={}", master.isStopping());<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> return false;<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> }<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> try {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> for (ServerName serverName : sm.getOnlineServersList()) {<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> addNode(serverName);<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> }<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> } catch (Exception e) {<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> LOG.info("Failed start", e);<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> return false;<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> }<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> return true;<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> }<a name="line.129"></a> |
| <span class="sourceLineNo">130</span><a name="line.130"></a> |
| <span class="sourceLineNo">131</span> private void abort(Thread t, Throwable e) {<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> LOG.error("Caught error", e);<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> if (!master.isStopped() && !master.isStopping() && !master.isAborted()) {<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> master.abort("Aborting master", e);<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> }<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> }<a name="line.136"></a> |
| <span class="sourceLineNo">137</span><a name="line.137"></a> |
| <span class="sourceLineNo">138</span> @Override<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> public boolean stop() {<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> if (!super.stop()) {<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> return false;<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> }<a name="line.142"></a> |
| <span class="sourceLineNo">143</span><a name="line.143"></a> |
| <span class="sourceLineNo">144</span> master.getServerManager().unregisterListener(this);<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> return true;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> }<a name="line.146"></a> |
| <span class="sourceLineNo">147</span><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> @Override<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> protected void remoteDispatch(final ServerName serverName,<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> final Set<RemoteProcedure> remoteProcedures) {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> if (!master.getServerManager().isServerOnline(serverName)) {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> // fail fast<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> submitTask(new DeadRSRemoteCall(serverName, remoteProcedures));<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> } else {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> submitTask(new ExecuteProceduresRemoteCall(serverName, remoteProcedures));<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> }<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span><a name="line.158"></a> |
| <span class="sourceLineNo">159</span> @Override<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> protected void abortPendingOperations(final ServerName serverName,<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> final Set<RemoteProcedure> operations) {<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> // TODO: Replace with a ServerNotOnlineException()<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> final IOException e = new DoNotRetryIOException("server not online " + serverName);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> for (RemoteProcedure proc : operations) {<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> proc.remoteCallFailed(procedureEnv, serverName, e);<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> }<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> }<a name="line.167"></a> |
| <span class="sourceLineNo">168</span><a name="line.168"></a> |
| <span class="sourceLineNo">169</span> @Override<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> public void serverAdded(final ServerName serverName) {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> addNode(serverName);<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> }<a name="line.172"></a> |
| <span class="sourceLineNo">173</span><a name="line.173"></a> |
| <span class="sourceLineNo">174</span> @Override<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> public void serverRemoved(final ServerName serverName) {<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> removeNode(serverName);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> }<a name="line.177"></a> |
| <span class="sourceLineNo">178</span><a name="line.178"></a> |
| <span class="sourceLineNo">179</span> private interface RemoteProcedureResolver {<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> void dispatchOpenRequests(MasterProcedureEnv env, List<RegionOpenOperation> operations);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span><a name="line.181"></a> |
| <span class="sourceLineNo">182</span> void dispatchCloseRequests(MasterProcedureEnv env, List<RegionCloseOperation> operations);<a name="line.182"></a> |
| <span class="sourceLineNo">183</span><a name="line.183"></a> |
| <span class="sourceLineNo">184</span> void dispatchServerOperations(MasterProcedureEnv env, List<ServerOperation> operations);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> }<a name="line.185"></a> |
| <span class="sourceLineNo">186</span><a name="line.186"></a> |
| <span class="sourceLineNo">187</span> /**<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> * Fetches {@link org.apache.hadoop.hbase.procedure2.RemoteProcedureDispatcher.RemoteOperation}s<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> * from the given {@code remoteProcedures} and groups them by class of the returned operation.<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> * Then {@code resolver} is used to dispatch {@link RegionOpenOperation}s and<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> * {@link RegionCloseOperation}s.<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> * @param serverName RegionServer to which the remote operations are sent<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> * @param operations Remote procedures which are dispatched to the given server<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> * @param resolver Used to dispatch remote procedures to given server.<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> */<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> public void splitAndResolveOperation(ServerName serverName, Set<RemoteProcedure> operations,<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> RemoteProcedureResolver resolver) {<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> MasterProcedureEnv env = master.getMasterProcedureExecutor().getEnvironment();<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> ArrayListMultimap<Class<?>, RemoteOperation> reqsByType =<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> buildAndGroupRequestByType(env, serverName, operations);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span><a name="line.201"></a> |
| <span class="sourceLineNo">202</span> List<RegionOpenOperation> openOps = fetchType(reqsByType, RegionOpenOperation.class);<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> if (!openOps.isEmpty()) {<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> resolver.dispatchOpenRequests(env, openOps);<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> }<a name="line.205"></a> |
| <span class="sourceLineNo">206</span><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> List<RegionCloseOperation> closeOps = fetchType(reqsByType, RegionCloseOperation.class);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> if (!closeOps.isEmpty()) {<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> resolver.dispatchCloseRequests(env, closeOps);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> }<a name="line.210"></a> |
| <span class="sourceLineNo">211</span><a name="line.211"></a> |
| <span class="sourceLineNo">212</span> List<ServerOperation> refreshOps = fetchType(reqsByType, ServerOperation.class);<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> if (!refreshOps.isEmpty()) {<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> resolver.dispatchServerOperations(env, refreshOps);<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> }<a name="line.215"></a> |
| <span class="sourceLineNo">216</span><a name="line.216"></a> |
| <span class="sourceLineNo">217</span> if (!reqsByType.isEmpty()) {<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> LOG.warn("unknown request type in the queue: " + reqsByType);<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> }<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> private class DeadRSRemoteCall extends ExecuteProceduresRemoteCall {<a name="line.222"></a> |
| <span class="sourceLineNo">223</span><a name="line.223"></a> |
| <span class="sourceLineNo">224</span> public DeadRSRemoteCall(ServerName serverName, Set<RemoteProcedure> remoteProcedures) {<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> super(serverName, remoteProcedures);<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> }<a name="line.226"></a> |
| <span class="sourceLineNo">227</span><a name="line.227"></a> |
| <span class="sourceLineNo">228</span> @Override<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> public void run() {<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> remoteCallFailed(procedureEnv,<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> new RegionServerStoppedException("Server " + getServerName() + " is not online"));<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> }<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> }<a name="line.233"></a> |
| <span class="sourceLineNo">234</span><a name="line.234"></a> |
| <span class="sourceLineNo">235</span> // ==========================================================================<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> // Compatibility calls<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> // ==========================================================================<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> protected class ExecuteProceduresRemoteCall implements RemoteProcedureResolver, Runnable {<a name="line.238"></a> |
| <span class="sourceLineNo">239</span><a name="line.239"></a> |
| <span class="sourceLineNo">240</span> private final ServerName serverName;<a name="line.240"></a> |
| <span class="sourceLineNo">241</span><a name="line.241"></a> |
| <span class="sourceLineNo">242</span> private final Set<RemoteProcedure> remoteProcedures;<a name="line.242"></a> |
| <span class="sourceLineNo">243</span><a name="line.243"></a> |
| <span class="sourceLineNo">244</span> private int numberOfAttemptsSoFar = 0;<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> private long maxWaitTime = -1;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span><a name="line.246"></a> |
| <span class="sourceLineNo">247</span> private final long rsRpcRetryInterval;<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> private static final String RS_RPC_RETRY_INTERVAL_CONF_KEY =<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> "hbase.regionserver.rpc.retry.interval";<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> private static final int DEFAULT_RS_RPC_RETRY_INTERVAL = 100;<a name="line.250"></a> |
| <span class="sourceLineNo">251</span><a name="line.251"></a> |
| <span class="sourceLineNo">252</span> private ExecuteProceduresRequest.Builder request = null;<a name="line.252"></a> |
| <span class="sourceLineNo">253</span><a name="line.253"></a> |
| <span class="sourceLineNo">254</span> public ExecuteProceduresRemoteCall(final ServerName serverName,<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> final Set<RemoteProcedure> remoteProcedures) {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> this.serverName = serverName;<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> this.remoteProcedures = remoteProcedures;<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> this.rsRpcRetryInterval = master.getConfiguration().getLong(RS_RPC_RETRY_INTERVAL_CONF_KEY,<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> DEFAULT_RS_RPC_RETRY_INTERVAL);<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> private AsyncRegionServerAdmin getRsAdmin() throws IOException {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> return master.getAsyncClusterConnection().getRegionServerAdmin(serverName);<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> }<a name="line.264"></a> |
| <span class="sourceLineNo">265</span><a name="line.265"></a> |
| <span class="sourceLineNo">266</span> protected final ServerName getServerName() {<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> return serverName;<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> }<a name="line.268"></a> |
| <span class="sourceLineNo">269</span><a name="line.269"></a> |
| <span class="sourceLineNo">270</span> private boolean scheduleForRetry(IOException e) {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> LOG.debug("Request to {} failed, try={}", serverName, numberOfAttemptsSoFar, e);<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> // Should we wait a little before retrying? If the server is starting it's yes.<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> if (e instanceof ServerNotRunningYetException) {<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> long remainingTime = getMaxWaitTime() - EnvironmentEdgeManager.currentTime();<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> if (remainingTime > 0) {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> LOG.warn("Waiting a little before retrying {}, try={}, can wait up to {}ms", serverName,<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> numberOfAttemptsSoFar, remainingTime);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> numberOfAttemptsSoFar++;<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> // Retry every rsRpcRetryInterval millis up to maximum wait time.<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> submitTask(this, rsRpcRetryInterval, TimeUnit.MILLISECONDS);<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> return true;<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> }<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> LOG.warn("{} is throwing ServerNotRunningYetException for {}ms; trying another server",<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> serverName, getMaxWaitTime());<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> return false;<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> }<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> if (e instanceof DoNotRetryIOException) {<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> LOG.warn("{} tells us DoNotRetry due to {}, try={}, give up", serverName, e.toString(),<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> numberOfAttemptsSoFar);<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> return false;<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> }<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> // This category of exceptions is thrown in the rpc framework, where we can make sure<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> // that the call has not been executed yet, so it is safe to mark it as fail.<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> // Especially for open a region, we'd better choose another region server.<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> // Notice that, it is safe to quit only if this is the first time we send request to region<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> // server. Maybe the region server has accepted our request the first time, and then there is<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> // a network error which prevents we receive the response, and the second time we hit<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> // this category of exceptions, obviously it is not safe to quit here, otherwise it may lead<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> // to a double assign...<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> if (numberOfAttemptsSoFar == 0 && unableToConnectToServer(e)) {<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> return false;<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> }<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> // Always retry for other exception types if the region server is not dead yet.<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> if (!master.getServerManager().isServerOnline(serverName)) {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> LOG.warn("Request to {} failed due to {}, try={} and the server is not online, give up",<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> serverName, e.toString(), numberOfAttemptsSoFar);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> return false;<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> }<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> if (e instanceof RegionServerAbortedException || e instanceof RegionServerStoppedException) {<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> // A better way is to return true here to let the upper layer quit, and then schedule a<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> // background task to check whether the region server is dead. And if it is dead, call<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> // remoteCallFailed to tell the upper layer. Keep retrying here does not lead to incorrect<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> // result, but waste some resources.<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> LOG.warn("{} is aborted or stopped, for safety we still need to"<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> + " wait until it is fully dead, try={}", serverName, numberOfAttemptsSoFar);<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> } else {<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> LOG.warn("request to {} failed due to {}, try={}, retrying...", serverName, e.toString(),<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> numberOfAttemptsSoFar);<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> }<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> numberOfAttemptsSoFar++;<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> // Add some backoff here as the attempts rise otherwise if a stuck condition, will fill logs<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> // with failed attempts. None of our backoff classes -- RetryCounter or ClientBackoffPolicy<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> // -- fit here nicely so just do something simple; increment by rsRpcRetryInterval millis *<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> // retry^2 on each try<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> // up to max of 10 seconds (don't want to back off too much in case of situation change).<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> submitTask(this,<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> Math.min(rsRpcRetryInterval * (this.numberOfAttemptsSoFar * this.numberOfAttemptsSoFar),<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> 10 * 1000),<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> TimeUnit.MILLISECONDS);<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> return true;<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> }<a name="line.331"></a> |
| <span class="sourceLineNo">332</span><a name="line.332"></a> |
| <span class="sourceLineNo">333</span> /**<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> * The category of exceptions where we can ensure that the request has not yet been received<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> * and/or processed by the target regionserver yet and hence we can determine whether it is safe<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> * to choose different regionserver as the target.<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> * @param e IOException thrown by the underlying rpc framework.<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> * @return true if the exception belongs to the category where the regionserver has not yet<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> * received the request yet.<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> */<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> private boolean unableToConnectToServer(IOException e) {<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> if (e instanceof CallQueueTooBigException) {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> LOG.warn("request to {} failed due to {}, try={}, this usually because"<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> + " server is overloaded, give up", serverName, e, numberOfAttemptsSoFar);<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> return true;<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> }<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> if (isSaslError(e)) {<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> LOG.warn("{} is not reachable; give up after first attempt", serverName, e);<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> return true;<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> }<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> return false;<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> }<a name="line.352"></a> |
| <span class="sourceLineNo">353</span><a name="line.353"></a> |
| <span class="sourceLineNo">354</span> private boolean isSaslError(IOException e) {<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> Throwable cause = e;<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> while (true) {<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> if (cause instanceof IOException) {<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> IOException unwrappedCause = unwrapException((IOException) cause);<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> if (<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> unwrappedCause instanceof SaslException<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> || (unwrappedCause.getMessage() != null && unwrappedCause.getMessage()<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> .contains(RpcConnectionConstants.RELOGIN_IS_IN_PROGRESS))<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> ) {<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> return true;<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> }<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> }<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> cause = cause.getCause();<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> if (cause == null) {<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> return false;<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> }<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> }<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> }<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> private long getMaxWaitTime() {<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> if (this.maxWaitTime < 0) {<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> // This is the max attempts, not retries, so it should be at least 1.<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> this.maxWaitTime = EnvironmentEdgeManager.currentTime() + rsStartupWaitTime;<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> }<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> return this.maxWaitTime;<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> }<a name="line.380"></a> |
| <span class="sourceLineNo">381</span><a name="line.381"></a> |
| <span class="sourceLineNo">382</span> private IOException unwrapException(IOException e) {<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> if (e instanceof RemoteException) {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> e = ((RemoteException) e).unwrapRemoteException();<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> }<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> return e;<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> }<a name="line.387"></a> |
| <span class="sourceLineNo">388</span><a name="line.388"></a> |
| <span class="sourceLineNo">389</span> @Override<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> public void run() {<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> request = ExecuteProceduresRequest.newBuilder();<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> if (LOG.isTraceEnabled()) {<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> LOG.trace("Building request with operations count=" + remoteProcedures.size());<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> }<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> splitAndResolveOperation(getServerName(), remoteProcedures, this);<a name="line.395"></a> |
| <span class="sourceLineNo">396</span><a name="line.396"></a> |
| <span class="sourceLineNo">397</span> try {<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> sendRequest(getServerName(), request.build());<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> } catch (IOException e) {<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> e = unwrapException(e);<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> // TODO: In the future some operation may want to bail out early.<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> // TODO: How many times should we retry (use numberOfAttemptsSoFar)<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> if (!scheduleForRetry(e)) {<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> remoteCallFailed(procedureEnv, e);<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> }<a name="line.407"></a> |
| <span class="sourceLineNo">408</span><a name="line.408"></a> |
| <span class="sourceLineNo">409</span> @Override<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> public void dispatchOpenRequests(final MasterProcedureEnv env,<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> final List<RegionOpenOperation> operations) {<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> request.addOpenRegion(buildOpenRegionRequest(env, getServerName(), operations));<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> }<a name="line.413"></a> |
| <span class="sourceLineNo">414</span><a name="line.414"></a> |
| <span class="sourceLineNo">415</span> @Override<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> public void dispatchCloseRequests(final MasterProcedureEnv env,<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> final List<RegionCloseOperation> operations) {<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> for (RegionCloseOperation op : operations) {<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> request.addCloseRegion(op.buildCloseRegionRequest(getServerName()));<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> }<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> }<a name="line.421"></a> |
| <span class="sourceLineNo">422</span><a name="line.422"></a> |
| <span class="sourceLineNo">423</span> @Override<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> public void dispatchServerOperations(MasterProcedureEnv env, List<ServerOperation> operations) {<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> operations.stream().map(o -> o.buildRequest()).forEachOrdered(request::addProc);<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> }<a name="line.426"></a> |
| <span class="sourceLineNo">427</span><a name="line.427"></a> |
| <span class="sourceLineNo">428</span> // will be overridden in test.<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> protected ExecuteProceduresResponse sendRequest(final ServerName serverName,<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> final ExecuteProceduresRequest request) throws IOException {<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> return FutureUtils.get(getRsAdmin().executeProcedures(request));<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> protected final void remoteCallFailed(final MasterProcedureEnv env, final IOException e) {<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> for (RemoteProcedure proc : remoteProcedures) {<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> proc.remoteCallFailed(env, getServerName(), e);<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> }<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> }<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> }<a name="line.439"></a> |
| <span class="sourceLineNo">440</span><a name="line.440"></a> |
| <span class="sourceLineNo">441</span> private static OpenRegionRequest buildOpenRegionRequest(final MasterProcedureEnv env,<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> final ServerName serverName, final List<RegionOpenOperation> operations) {<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> final OpenRegionRequest.Builder builder = OpenRegionRequest.newBuilder();<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> builder.setServerStartCode(serverName.getStartcode());<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> builder.setMasterSystemTime(EnvironmentEdgeManager.currentTime());<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> for (RegionOpenOperation op : operations) {<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> builder.addOpenInfo(op.buildRegionOpenInfoRequest(env));<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> }<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> return builder.build();<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> }<a name="line.450"></a> |
| <span class="sourceLineNo">451</span><a name="line.451"></a> |
| <span class="sourceLineNo">452</span> // ==========================================================================<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> // RPC Messages<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> // - ServerOperation: refreshConfig, grant, revoke, ... (TODO)<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> // - RegionOperation: open, close, flush, snapshot, ...<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> // ==========================================================================<a name="line.456"></a> |
| <span class="sourceLineNo">457</span><a name="line.457"></a> |
| <span class="sourceLineNo">458</span> public static final class ServerOperation extends RemoteOperation {<a name="line.458"></a> |
| <span class="sourceLineNo">459</span><a name="line.459"></a> |
| <span class="sourceLineNo">460</span> private final long procId;<a name="line.460"></a> |
| <span class="sourceLineNo">461</span><a name="line.461"></a> |
| <span class="sourceLineNo">462</span> private final Class<?> rsProcClass;<a name="line.462"></a> |
| <span class="sourceLineNo">463</span><a name="line.463"></a> |
| <span class="sourceLineNo">464</span> private final byte[] rsProcData;<a name="line.464"></a> |
| <span class="sourceLineNo">465</span><a name="line.465"></a> |
| <span class="sourceLineNo">466</span> public ServerOperation(RemoteProcedure remoteProcedure, long procId, Class<?> rsProcClass,<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> byte[] rsProcData) {<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> super(remoteProcedure);<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> this.procId = procId;<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> this.rsProcClass = rsProcClass;<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> this.rsProcData = rsProcData;<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> }<a name="line.472"></a> |
| <span class="sourceLineNo">473</span><a name="line.473"></a> |
| <span class="sourceLineNo">474</span> public RemoteProcedureRequest buildRequest() {<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> return RemoteProcedureRequest.newBuilder().setProcId(procId)<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> .setProcClass(rsProcClass.getName()).setProcData(ByteString.copyFrom(rsProcData)).build();<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> }<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> public static abstract class RegionOperation extends RemoteOperation {<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> protected final RegionInfo regionInfo;<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> protected final long procId;<a name="line.482"></a> |
| <span class="sourceLineNo">483</span><a name="line.483"></a> |
| <span class="sourceLineNo">484</span> protected RegionOperation(RemoteProcedure remoteProcedure, RegionInfo regionInfo, long procId) {<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> super(remoteProcedure);<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> this.regionInfo = regionInfo;<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> this.procId = procId;<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> }<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> }<a name="line.489"></a> |
| <span class="sourceLineNo">490</span><a name="line.490"></a> |
| <span class="sourceLineNo">491</span> public static class RegionOpenOperation extends RegionOperation {<a name="line.491"></a> |
| <span class="sourceLineNo">492</span><a name="line.492"></a> |
| <span class="sourceLineNo">493</span> public RegionOpenOperation(RemoteProcedure remoteProcedure, RegionInfo regionInfo,<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> long procId) {<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> super(remoteProcedure, regionInfo, procId);<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> }<a name="line.496"></a> |
| <span class="sourceLineNo">497</span><a name="line.497"></a> |
| <span class="sourceLineNo">498</span> public OpenRegionRequest.RegionOpenInfo<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> buildRegionOpenInfoRequest(final MasterProcedureEnv env) {<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> return RequestConverter.buildRegionOpenInfo(regionInfo,<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> env.getAssignmentManager().getFavoredNodes(regionInfo), procId);<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> }<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> }<a name="line.503"></a> |
| <span class="sourceLineNo">504</span><a name="line.504"></a> |
| <span class="sourceLineNo">505</span> public static class RegionCloseOperation extends RegionOperation {<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> private final ServerName destinationServer;<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> private boolean evictCache;<a name="line.507"></a> |
| <span class="sourceLineNo">508</span><a name="line.508"></a> |
| <span class="sourceLineNo">509</span> public RegionCloseOperation(RemoteProcedure remoteProcedure, RegionInfo regionInfo, long procId,<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> ServerName destinationServer, boolean evictCache) {<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> super(remoteProcedure, regionInfo, procId);<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> this.destinationServer = destinationServer;<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> this.evictCache = evictCache;<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> }<a name="line.514"></a> |
| <span class="sourceLineNo">515</span><a name="line.515"></a> |
| <span class="sourceLineNo">516</span> public ServerName getDestinationServer() {<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> return destinationServer;<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> }<a name="line.518"></a> |
| <span class="sourceLineNo">519</span><a name="line.519"></a> |
| <span class="sourceLineNo">520</span> public CloseRegionRequest buildCloseRegionRequest(final ServerName serverName) {<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> return ProtobufUtil.buildCloseRegionRequest(serverName, regionInfo.getRegionName(),<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> getDestinationServer(), procId, evictCache);<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>}<a name="line.526"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
