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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.master.procedure;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import java.io.IOException;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.lang.Thread.UncaughtExceptionHandler;</span> |
| <span class="source-line-no">022</span><span id="line-22">import java.net.ConnectException;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.net.UnknownHostException;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.List;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.Set;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.concurrent.TimeUnit;</span> |
| <span class="source-line-no">027</span><span id="line-27">import javax.security.sasl.SaslException;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.CallQueueTooBigException;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.DoNotRetryIOException;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.client.AsyncRegionServerAdmin;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.exceptions.ConnectionClosedException;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.ipc.RpcConnectionConstants;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.ipc.ServerNotRunningYetException;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.master.MasterServices;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.master.ServerListener;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.master.ServerManager;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.procedure2.RemoteProcedureDispatcher;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.regionserver.RegionServerStoppedException;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.util.FutureUtils;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.ipc.RemoteException;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.slf4j.Logger;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">048</span><span id="line-48"></span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hbase.thirdparty.com.google.common.collect.ArrayListMultimap;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hbase.thirdparty.com.google.protobuf.ByteString;</span> |
| <span class="source-line-no">051</span><span id="line-51"></span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.hbase.shaded.protobuf.RequestConverter;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CloseRegionRequest;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ExecuteProceduresRequest;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.ExecuteProceduresResponse;</span> |
| <span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.OpenRegionRequest;</span> |
| <span class="source-line-no">058</span><span id="line-58">import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.RemoteProcedureRequest;</span> |
| <span class="source-line-no">059</span><span id="line-59"></span> |
| <span class="source-line-no">060</span><span id="line-60">/**</span> |
| <span class="source-line-no">061</span><span id="line-61"> * A remote procecdure dispatcher for regionservers.</span> |
| <span class="source-line-no">062</span><span id="line-62"> */</span> |
| <span class="source-line-no">063</span><span id="line-63">@InterfaceAudience.Private</span> |
| <span class="source-line-no">064</span><span id="line-64">public class RSProcedureDispatcher extends RemoteProcedureDispatcher<MasterProcedureEnv, ServerName></span> |
| <span class="source-line-no">065</span><span id="line-65"> implements ServerListener {</span> |
| <span class="source-line-no">066</span><span id="line-66"> private static final Logger LOG = LoggerFactory.getLogger(RSProcedureDispatcher.class);</span> |
| <span class="source-line-no">067</span><span id="line-67"></span> |
| <span class="source-line-no">068</span><span id="line-68"> public static final String RS_RPC_STARTUP_WAIT_TIME_CONF_KEY =</span> |
| <span class="source-line-no">069</span><span id="line-69"> "hbase.regionserver.rpc.startup.waittime";</span> |
| <span class="source-line-no">070</span><span id="line-70"> private static final int DEFAULT_RS_RPC_STARTUP_WAIT_TIME = 60000;</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72"> protected final MasterServices master;</span> |
| <span class="source-line-no">073</span><span id="line-73"> private final long rsStartupWaitTime;</span> |
| <span class="source-line-no">074</span><span id="line-74"> private MasterProcedureEnv procedureEnv;</span> |
| <span class="source-line-no">075</span><span id="line-75"></span> |
| <span class="source-line-no">076</span><span id="line-76"> public RSProcedureDispatcher(final MasterServices master) {</span> |
| <span class="source-line-no">077</span><span id="line-77"> super(master.getConfiguration());</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> this.master = master;</span> |
| <span class="source-line-no">080</span><span id="line-80"> this.rsStartupWaitTime = master.getConfiguration().getLong(RS_RPC_STARTUP_WAIT_TIME_CONF_KEY,</span> |
| <span class="source-line-no">081</span><span id="line-81"> DEFAULT_RS_RPC_STARTUP_WAIT_TIME);</span> |
| <span class="source-line-no">082</span><span id="line-82"> }</span> |
| <span class="source-line-no">083</span><span id="line-83"></span> |
| <span class="source-line-no">084</span><span id="line-84"> @Override</span> |
| <span class="source-line-no">085</span><span id="line-85"> protected UncaughtExceptionHandler getUncaughtExceptionHandler() {</span> |
| <span class="source-line-no">086</span><span id="line-86"> return new UncaughtExceptionHandler() {</span> |
| <span class="source-line-no">087</span><span id="line-87"></span> |
| <span class="source-line-no">088</span><span id="line-88"> @Override</span> |
| <span class="source-line-no">089</span><span id="line-89"> public void uncaughtException(Thread t, Throwable e) {</span> |
| <span class="source-line-no">090</span><span id="line-90"> LOG.error("Unexpected error caught, this may cause the procedure to hang forever", e);</span> |
| <span class="source-line-no">091</span><span id="line-91"> }</span> |
| <span class="source-line-no">092</span><span id="line-92"> };</span> |
| <span class="source-line-no">093</span><span id="line-93"> }</span> |
| <span class="source-line-no">094</span><span id="line-94"></span> |
| <span class="source-line-no">095</span><span id="line-95"> @Override</span> |
| <span class="source-line-no">096</span><span id="line-96"> public boolean start() {</span> |
| <span class="source-line-no">097</span><span id="line-97"> if (!super.start()) {</span> |
| <span class="source-line-no">098</span><span id="line-98"> return false;</span> |
| <span class="source-line-no">099</span><span id="line-99"> }</span> |
| <span class="source-line-no">100</span><span id="line-100"> setTimeoutExecutorUncaughtExceptionHandler(this::abort);</span> |
| <span class="source-line-no">101</span><span id="line-101"> if (master.isStopped()) {</span> |
| <span class="source-line-no">102</span><span id="line-102"> LOG.debug("Stopped");</span> |
| <span class="source-line-no">103</span><span id="line-103"> return false;</span> |
| <span class="source-line-no">104</span><span id="line-104"> }</span> |
| <span class="source-line-no">105</span><span id="line-105"> // Around startup, if failed, some of the below may be set back to null so NPE is possible.</span> |
| <span class="source-line-no">106</span><span id="line-106"> ServerManager sm = master.getServerManager();</span> |
| <span class="source-line-no">107</span><span id="line-107"> if (sm == null) {</span> |
| <span class="source-line-no">108</span><span id="line-108"> LOG.debug("ServerManager is null");</span> |
| <span class="source-line-no">109</span><span id="line-109"> return false;</span> |
| <span class="source-line-no">110</span><span id="line-110"> }</span> |
| <span class="source-line-no">111</span><span id="line-111"> sm.registerListener(this);</span> |
| <span class="source-line-no">112</span><span id="line-112"> ProcedureExecutor<MasterProcedureEnv> pe = master.getMasterProcedureExecutor();</span> |
| <span class="source-line-no">113</span><span id="line-113"> if (pe == null) {</span> |
| <span class="source-line-no">114</span><span id="line-114"> LOG.debug("ProcedureExecutor is null");</span> |
| <span class="source-line-no">115</span><span id="line-115"> return false;</span> |
| <span class="source-line-no">116</span><span id="line-116"> }</span> |
| <span class="source-line-no">117</span><span id="line-117"> this.procedureEnv = pe.getEnvironment();</span> |
| <span class="source-line-no">118</span><span id="line-118"> if (this.procedureEnv == null) {</span> |
| <span class="source-line-no">119</span><span id="line-119"> LOG.debug("ProcedureEnv is null; stopping={}", master.isStopping());</span> |
| <span class="source-line-no">120</span><span id="line-120"> return false;</span> |
| <span class="source-line-no">121</span><span id="line-121"> }</span> |
| <span class="source-line-no">122</span><span id="line-122"> try {</span> |
| <span class="source-line-no">123</span><span id="line-123"> for (ServerName serverName : sm.getOnlineServersList()) {</span> |
| <span class="source-line-no">124</span><span id="line-124"> addNode(serverName);</span> |
| <span class="source-line-no">125</span><span id="line-125"> }</span> |
| <span class="source-line-no">126</span><span id="line-126"> } catch (Exception e) {</span> |
| <span class="source-line-no">127</span><span id="line-127"> LOG.info("Failed start", e);</span> |
| <span class="source-line-no">128</span><span id="line-128"> return false;</span> |
| <span class="source-line-no">129</span><span id="line-129"> }</span> |
| <span class="source-line-no">130</span><span id="line-130"> return true;</span> |
| <span class="source-line-no">131</span><span id="line-131"> }</span> |
| <span class="source-line-no">132</span><span id="line-132"></span> |
| <span class="source-line-no">133</span><span id="line-133"> private void abort(Thread t, Throwable e) {</span> |
| <span class="source-line-no">134</span><span id="line-134"> LOG.error("Caught error", e);</span> |
| <span class="source-line-no">135</span><span id="line-135"> if (!master.isStopped() && !master.isStopping() && !master.isAborted()) {</span> |
| <span class="source-line-no">136</span><span id="line-136"> master.abort("Aborting master", e);</span> |
| <span class="source-line-no">137</span><span id="line-137"> }</span> |
| <span class="source-line-no">138</span><span id="line-138"> }</span> |
| <span class="source-line-no">139</span><span id="line-139"></span> |
| <span class="source-line-no">140</span><span id="line-140"> @Override</span> |
| <span class="source-line-no">141</span><span id="line-141"> public boolean stop() {</span> |
| <span class="source-line-no">142</span><span id="line-142"> if (!super.stop()) {</span> |
| <span class="source-line-no">143</span><span id="line-143"> return false;</span> |
| <span class="source-line-no">144</span><span id="line-144"> }</span> |
| <span class="source-line-no">145</span><span id="line-145"></span> |
| <span class="source-line-no">146</span><span id="line-146"> master.getServerManager().unregisterListener(this);</span> |
| <span class="source-line-no">147</span><span id="line-147"> return true;</span> |
| <span class="source-line-no">148</span><span id="line-148"> }</span> |
| <span class="source-line-no">149</span><span id="line-149"></span> |
| <span class="source-line-no">150</span><span id="line-150"> @Override</span> |
| <span class="source-line-no">151</span><span id="line-151"> protected void remoteDispatch(final ServerName serverName,</span> |
| <span class="source-line-no">152</span><span id="line-152"> final Set<RemoteProcedure> remoteProcedures) {</span> |
| <span class="source-line-no">153</span><span id="line-153"> if (!master.getServerManager().isServerOnline(serverName)) {</span> |
| <span class="source-line-no">154</span><span id="line-154"> // fail fast</span> |
| <span class="source-line-no">155</span><span id="line-155"> submitTask(new DeadRSRemoteCall(serverName, remoteProcedures));</span> |
| <span class="source-line-no">156</span><span id="line-156"> } else {</span> |
| <span class="source-line-no">157</span><span id="line-157"> submitTask(new ExecuteProceduresRemoteCall(serverName, remoteProcedures));</span> |
| <span class="source-line-no">158</span><span id="line-158"> }</span> |
| <span class="source-line-no">159</span><span id="line-159"> }</span> |
| <span class="source-line-no">160</span><span id="line-160"></span> |
| <span class="source-line-no">161</span><span id="line-161"> @Override</span> |
| <span class="source-line-no">162</span><span id="line-162"> protected void abortPendingOperations(final ServerName serverName,</span> |
| <span class="source-line-no">163</span><span id="line-163"> final Set<RemoteProcedure> operations) {</span> |
| <span class="source-line-no">164</span><span id="line-164"> // TODO: Replace with a ServerNotOnlineException()</span> |
| <span class="source-line-no">165</span><span id="line-165"> final IOException e = new DoNotRetryIOException("server not online " + serverName);</span> |
| <span class="source-line-no">166</span><span id="line-166"> for (RemoteProcedure proc : operations) {</span> |
| <span class="source-line-no">167</span><span id="line-167"> proc.remoteCallFailed(procedureEnv, serverName, e);</span> |
| <span class="source-line-no">168</span><span id="line-168"> }</span> |
| <span class="source-line-no">169</span><span id="line-169"> }</span> |
| <span class="source-line-no">170</span><span id="line-170"></span> |
| <span class="source-line-no">171</span><span id="line-171"> @Override</span> |
| <span class="source-line-no">172</span><span id="line-172"> public void serverAdded(final ServerName serverName) {</span> |
| <span class="source-line-no">173</span><span id="line-173"> addNode(serverName);</span> |
| <span class="source-line-no">174</span><span id="line-174"> }</span> |
| <span class="source-line-no">175</span><span id="line-175"></span> |
| <span class="source-line-no">176</span><span id="line-176"> @Override</span> |
| <span class="source-line-no">177</span><span id="line-177"> public void serverRemoved(final ServerName serverName) {</span> |
| <span class="source-line-no">178</span><span id="line-178"> removeNode(serverName);</span> |
| <span class="source-line-no">179</span><span id="line-179"> }</span> |
| <span class="source-line-no">180</span><span id="line-180"></span> |
| <span class="source-line-no">181</span><span id="line-181"> private interface RemoteProcedureResolver {</span> |
| <span class="source-line-no">182</span><span id="line-182"> void dispatchOpenRequests(MasterProcedureEnv env, List<RegionOpenOperation> operations);</span> |
| <span class="source-line-no">183</span><span id="line-183"></span> |
| <span class="source-line-no">184</span><span id="line-184"> void dispatchCloseRequests(MasterProcedureEnv env, List<RegionCloseOperation> operations);</span> |
| <span class="source-line-no">185</span><span id="line-185"></span> |
| <span class="source-line-no">186</span><span id="line-186"> void dispatchServerOperations(MasterProcedureEnv env, List<ServerOperation> operations);</span> |
| <span class="source-line-no">187</span><span id="line-187"> }</span> |
| <span class="source-line-no">188</span><span id="line-188"></span> |
| <span class="source-line-no">189</span><span id="line-189"> /**</span> |
| <span class="source-line-no">190</span><span id="line-190"> * Fetches {@link org.apache.hadoop.hbase.procedure2.RemoteProcedureDispatcher.RemoteOperation}s</span> |
| <span class="source-line-no">191</span><span id="line-191"> * from the given {@code remoteProcedures} and groups them by class of the returned operation.</span> |
| <span class="source-line-no">192</span><span id="line-192"> * Then {@code resolver} is used to dispatch {@link RegionOpenOperation}s and</span> |
| <span class="source-line-no">193</span><span id="line-193"> * {@link RegionCloseOperation}s.</span> |
| <span class="source-line-no">194</span><span id="line-194"> * @param serverName RegionServer to which the remote operations are sent</span> |
| <span class="source-line-no">195</span><span id="line-195"> * @param operations Remote procedures which are dispatched to the given server</span> |
| <span class="source-line-no">196</span><span id="line-196"> * @param resolver Used to dispatch remote procedures to given server.</span> |
| <span class="source-line-no">197</span><span id="line-197"> */</span> |
| <span class="source-line-no">198</span><span id="line-198"> public void splitAndResolveOperation(ServerName serverName, Set<RemoteProcedure> operations,</span> |
| <span class="source-line-no">199</span><span id="line-199"> RemoteProcedureResolver resolver) {</span> |
| <span class="source-line-no">200</span><span id="line-200"> MasterProcedureEnv env = master.getMasterProcedureExecutor().getEnvironment();</span> |
| <span class="source-line-no">201</span><span id="line-201"> ArrayListMultimap<Class<?>, RemoteOperation> reqsByType =</span> |
| <span class="source-line-no">202</span><span id="line-202"> buildAndGroupRequestByType(env, serverName, operations);</span> |
| <span class="source-line-no">203</span><span id="line-203"></span> |
| <span class="source-line-no">204</span><span id="line-204"> List<RegionOpenOperation> openOps = fetchType(reqsByType, RegionOpenOperation.class);</span> |
| <span class="source-line-no">205</span><span id="line-205"> if (!openOps.isEmpty()) {</span> |
| <span class="source-line-no">206</span><span id="line-206"> resolver.dispatchOpenRequests(env, openOps);</span> |
| <span class="source-line-no">207</span><span id="line-207"> }</span> |
| <span class="source-line-no">208</span><span id="line-208"></span> |
| <span class="source-line-no">209</span><span id="line-209"> List<RegionCloseOperation> closeOps = fetchType(reqsByType, RegionCloseOperation.class);</span> |
| <span class="source-line-no">210</span><span id="line-210"> if (!closeOps.isEmpty()) {</span> |
| <span class="source-line-no">211</span><span id="line-211"> resolver.dispatchCloseRequests(env, closeOps);</span> |
| <span class="source-line-no">212</span><span id="line-212"> }</span> |
| <span class="source-line-no">213</span><span id="line-213"></span> |
| <span class="source-line-no">214</span><span id="line-214"> List<ServerOperation> refreshOps = fetchType(reqsByType, ServerOperation.class);</span> |
| <span class="source-line-no">215</span><span id="line-215"> if (!refreshOps.isEmpty()) {</span> |
| <span class="source-line-no">216</span><span id="line-216"> resolver.dispatchServerOperations(env, refreshOps);</span> |
| <span class="source-line-no">217</span><span id="line-217"> }</span> |
| <span class="source-line-no">218</span><span id="line-218"></span> |
| <span class="source-line-no">219</span><span id="line-219"> if (!reqsByType.isEmpty()) {</span> |
| <span class="source-line-no">220</span><span id="line-220"> LOG.warn("unknown request type in the queue: " + reqsByType);</span> |
| <span class="source-line-no">221</span><span id="line-221"> }</span> |
| <span class="source-line-no">222</span><span id="line-222"> }</span> |
| <span class="source-line-no">223</span><span id="line-223"></span> |
| <span class="source-line-no">224</span><span id="line-224"> private class DeadRSRemoteCall extends ExecuteProceduresRemoteCall {</span> |
| <span class="source-line-no">225</span><span id="line-225"></span> |
| <span class="source-line-no">226</span><span id="line-226"> public DeadRSRemoteCall(ServerName serverName, Set<RemoteProcedure> remoteProcedures) {</span> |
| <span class="source-line-no">227</span><span id="line-227"> super(serverName, remoteProcedures);</span> |
| <span class="source-line-no">228</span><span id="line-228"> }</span> |
| <span class="source-line-no">229</span><span id="line-229"></span> |
| <span class="source-line-no">230</span><span id="line-230"> @Override</span> |
| <span class="source-line-no">231</span><span id="line-231"> public void run() {</span> |
| <span class="source-line-no">232</span><span id="line-232"> remoteCallFailed(procedureEnv,</span> |
| <span class="source-line-no">233</span><span id="line-233"> new RegionServerStoppedException("Server " + getServerName() + " is not online"));</span> |
| <span class="source-line-no">234</span><span id="line-234"> }</span> |
| <span class="source-line-no">235</span><span id="line-235"> }</span> |
| <span class="source-line-no">236</span><span id="line-236"></span> |
| <span class="source-line-no">237</span><span id="line-237"> // ==========================================================================</span> |
| <span class="source-line-no">238</span><span id="line-238"> // Compatibility calls</span> |
| <span class="source-line-no">239</span><span id="line-239"> // ==========================================================================</span> |
| <span class="source-line-no">240</span><span id="line-240"> protected class ExecuteProceduresRemoteCall implements RemoteProcedureResolver, Runnable {</span> |
| <span class="source-line-no">241</span><span id="line-241"></span> |
| <span class="source-line-no">242</span><span id="line-242"> private final ServerName serverName;</span> |
| <span class="source-line-no">243</span><span id="line-243"></span> |
| <span class="source-line-no">244</span><span id="line-244"> private final Set<RemoteProcedure> remoteProcedures;</span> |
| <span class="source-line-no">245</span><span id="line-245"></span> |
| <span class="source-line-no">246</span><span id="line-246"> private int numberOfAttemptsSoFar = 0;</span> |
| <span class="source-line-no">247</span><span id="line-247"> private long maxWaitTime = -1;</span> |
| <span class="source-line-no">248</span><span id="line-248"></span> |
| <span class="source-line-no">249</span><span id="line-249"> private final long rsRpcRetryInterval;</span> |
| <span class="source-line-no">250</span><span id="line-250"> private static final String RS_RPC_RETRY_INTERVAL_CONF_KEY =</span> |
| <span class="source-line-no">251</span><span id="line-251"> "hbase.regionserver.rpc.retry.interval";</span> |
| <span class="source-line-no">252</span><span id="line-252"> private static final int DEFAULT_RS_RPC_RETRY_INTERVAL = 100;</span> |
| <span class="source-line-no">253</span><span id="line-253"></span> |
| <span class="source-line-no">254</span><span id="line-254"> /**</span> |
| <span class="source-line-no">255</span><span id="line-255"> * Config to determine the retry limit while executing remote regionserver procedure. This retry</span> |
| <span class="source-line-no">256</span><span id="line-256"> * limit applies to only specific errors. These errors could potentially get the remote</span> |
| <span class="source-line-no">257</span><span id="line-257"> * procedure stuck for several minutes unless the retry limit is applied.</span> |
| <span class="source-line-no">258</span><span id="line-258"> */</span> |
| <span class="source-line-no">259</span><span id="line-259"> private static final String RS_REMOTE_PROC_FAIL_FAST_LIMIT =</span> |
| <span class="source-line-no">260</span><span id="line-260"> "hbase.master.rs.remote.proc.fail.fast.limit";</span> |
| <span class="source-line-no">261</span><span id="line-261"> /**</span> |
| <span class="source-line-no">262</span><span id="line-262"> * The default retry limit. Waiting for more than {@value} attempts is not going to help much</span> |
| <span class="source-line-no">263</span><span id="line-263"> * for genuine connectivity errors. Therefore, consider fail-fast after {@value} retries. Value</span> |
| <span class="source-line-no">264</span><span id="line-264"> * = {@value}</span> |
| <span class="source-line-no">265</span><span id="line-265"> */</span> |
| <span class="source-line-no">266</span><span id="line-266"> private static final int DEFAULT_RS_REMOTE_PROC_RETRY_LIMIT = 5;</span> |
| <span class="source-line-no">267</span><span id="line-267"></span> |
| <span class="source-line-no">268</span><span id="line-268"> private final int failFastRetryLimit;</span> |
| <span class="source-line-no">269</span><span id="line-269"></span> |
| <span class="source-line-no">270</span><span id="line-270"> private ExecuteProceduresRequest.Builder request = null;</span> |
| <span class="source-line-no">271</span><span id="line-271"></span> |
| <span class="source-line-no">272</span><span id="line-272"> public ExecuteProceduresRemoteCall(final ServerName serverName,</span> |
| <span class="source-line-no">273</span><span id="line-273"> final Set<RemoteProcedure> remoteProcedures) {</span> |
| <span class="source-line-no">274</span><span id="line-274"> this.serverName = serverName;</span> |
| <span class="source-line-no">275</span><span id="line-275"> this.remoteProcedures = remoteProcedures;</span> |
| <span class="source-line-no">276</span><span id="line-276"> this.rsRpcRetryInterval = master.getConfiguration().getLong(RS_RPC_RETRY_INTERVAL_CONF_KEY,</span> |
| <span class="source-line-no">277</span><span id="line-277"> DEFAULT_RS_RPC_RETRY_INTERVAL);</span> |
| <span class="source-line-no">278</span><span id="line-278"> this.failFastRetryLimit = master.getConfiguration().getInt(RS_REMOTE_PROC_FAIL_FAST_LIMIT,</span> |
| <span class="source-line-no">279</span><span id="line-279"> DEFAULT_RS_REMOTE_PROC_RETRY_LIMIT);</span> |
| <span class="source-line-no">280</span><span id="line-280"> }</span> |
| <span class="source-line-no">281</span><span id="line-281"></span> |
| <span class="source-line-no">282</span><span id="line-282"> private AsyncRegionServerAdmin getRsAdmin() throws IOException {</span> |
| <span class="source-line-no">283</span><span id="line-283"> return master.getAsyncClusterConnection().getRegionServerAdmin(serverName);</span> |
| <span class="source-line-no">284</span><span id="line-284"> }</span> |
| <span class="source-line-no">285</span><span id="line-285"></span> |
| <span class="source-line-no">286</span><span id="line-286"> protected final ServerName getServerName() {</span> |
| <span class="source-line-no">287</span><span id="line-287"> return serverName;</span> |
| <span class="source-line-no">288</span><span id="line-288"> }</span> |
| <span class="source-line-no">289</span><span id="line-289"></span> |
| <span class="source-line-no">290</span><span id="line-290"> private boolean scheduleForRetry(IOException e) {</span> |
| <span class="source-line-no">291</span><span id="line-291"> LOG.debug("Request to {} failed, try={}", serverName, numberOfAttemptsSoFar, e);</span> |
| <span class="source-line-no">292</span><span id="line-292"> // Should we wait a little before retrying? If the server is starting it's yes.</span> |
| <span class="source-line-no">293</span><span id="line-293"> if (e instanceof ServerNotRunningYetException) {</span> |
| <span class="source-line-no">294</span><span id="line-294"> long remainingTime = getMaxWaitTime() - EnvironmentEdgeManager.currentTime();</span> |
| <span class="source-line-no">295</span><span id="line-295"> if (remainingTime > 0) {</span> |
| <span class="source-line-no">296</span><span id="line-296"> LOG.warn("Waiting a little before retrying {}, try={}, can wait up to {}ms", serverName,</span> |
| <span class="source-line-no">297</span><span id="line-297"> numberOfAttemptsSoFar, remainingTime);</span> |
| <span class="source-line-no">298</span><span id="line-298"> numberOfAttemptsSoFar++;</span> |
| <span class="source-line-no">299</span><span id="line-299"> // Retry every rsRpcRetryInterval millis up to maximum wait time.</span> |
| <span class="source-line-no">300</span><span id="line-300"> submitTask(this, rsRpcRetryInterval, TimeUnit.MILLISECONDS);</span> |
| <span class="source-line-no">301</span><span id="line-301"> return true;</span> |
| <span class="source-line-no">302</span><span id="line-302"> }</span> |
| <span class="source-line-no">303</span><span id="line-303"> LOG.warn("{} is throwing ServerNotRunningYetException for {}ms; trying another server",</span> |
| <span class="source-line-no">304</span><span id="line-304"> serverName, getMaxWaitTime());</span> |
| <span class="source-line-no">305</span><span id="line-305"> return false;</span> |
| <span class="source-line-no">306</span><span id="line-306"> }</span> |
| <span class="source-line-no">307</span><span id="line-307"> if (e instanceof DoNotRetryIOException) {</span> |
| <span class="source-line-no">308</span><span id="line-308"> LOG.warn("{} tells us DoNotRetry due to {}, try={}, give up", serverName, e.toString(),</span> |
| <span class="source-line-no">309</span><span id="line-309"> numberOfAttemptsSoFar);</span> |
| <span class="source-line-no">310</span><span id="line-310"> return false;</span> |
| <span class="source-line-no">311</span><span id="line-311"> }</span> |
| <span class="source-line-no">312</span><span id="line-312"> // This category of exceptions is thrown in the rpc framework, where we can make sure</span> |
| <span class="source-line-no">313</span><span id="line-313"> // that the call has not been executed yet, so it is safe to mark it as fail.</span> |
| <span class="source-line-no">314</span><span id="line-314"> // Especially for open a region, we'd better choose another region server.</span> |
| <span class="source-line-no">315</span><span id="line-315"> // Notice that, it is safe to quit only if this is the first time we send request to region</span> |
| <span class="source-line-no">316</span><span id="line-316"> // server. Maybe the region server has accepted our request the first time, and then there is</span> |
| <span class="source-line-no">317</span><span id="line-317"> // a network error which prevents we receive the response, and the second time we hit</span> |
| <span class="source-line-no">318</span><span id="line-318"> // this category of exceptions, obviously it is not safe to quit here, otherwise it may lead</span> |
| <span class="source-line-no">319</span><span id="line-319"> // to a double assign...</span> |
| <span class="source-line-no">320</span><span id="line-320"> if (numberOfAttemptsSoFar == 0 && unableToConnectToServer(e)) {</span> |
| <span class="source-line-no">321</span><span id="line-321"> return false;</span> |
| <span class="source-line-no">322</span><span id="line-322"> }</span> |
| <span class="source-line-no">323</span><span id="line-323"></span> |
| <span class="source-line-no">324</span><span id="line-324"> // Check if the num of attempts have crossed the retry limit, and if the error type can</span> |
| <span class="source-line-no">325</span><span id="line-325"> // fail-fast.</span> |
| <span class="source-line-no">326</span><span id="line-326"> if (numberOfAttemptsSoFar >= failFastRetryLimit - 1 && isErrorTypeFailFast(e)) {</span> |
| <span class="source-line-no">327</span><span id="line-327"> LOG</span> |
| <span class="source-line-no">328</span><span id="line-328"> .warn("Number of retries {} exceeded limit {} for the given error type. Scheduling server"</span> |
| <span class="source-line-no">329</span><span id="line-329"> + " crash for {}", numberOfAttemptsSoFar + 1, failFastRetryLimit, serverName, e);</span> |
| <span class="source-line-no">330</span><span id="line-330"> // Expiring the server will schedule SCP and also reject the regionserver report from the</span> |
| <span class="source-line-no">331</span><span id="line-331"> // regionserver if regionserver is somehow able to send the regionserver report to master.</span> |
| <span class="source-line-no">332</span><span id="line-332"> // The master rejects the report by throwing YouAreDeadException, which would eventually</span> |
| <span class="source-line-no">333</span><span id="line-333"> // result in the regionserver abort.</span> |
| <span class="source-line-no">334</span><span id="line-334"> // This will also remove "serverName" from the ServerManager's onlineServers map.</span> |
| <span class="source-line-no">335</span><span id="line-335"> master.getServerManager().expireServer(serverName);</span> |
| <span class="source-line-no">336</span><span id="line-336"> return false;</span> |
| <span class="source-line-no">337</span><span id="line-337"> }</span> |
| <span class="source-line-no">338</span><span id="line-338"> // Always retry for other exception types if the region server is not dead yet.</span> |
| <span class="source-line-no">339</span><span id="line-339"> if (!master.getServerManager().isServerOnline(serverName)) {</span> |
| <span class="source-line-no">340</span><span id="line-340"> LOG.warn("Request to {} failed due to {}, try={} and the server is not online, give up",</span> |
| <span class="source-line-no">341</span><span id="line-341"> serverName, e.toString(), numberOfAttemptsSoFar);</span> |
| <span class="source-line-no">342</span><span id="line-342"> return false;</span> |
| <span class="source-line-no">343</span><span id="line-343"> }</span> |
| <span class="source-line-no">344</span><span id="line-344"> if (e instanceof RegionServerStoppedException) {</span> |
| <span class="source-line-no">345</span><span id="line-345"> // A better way is to return true here to let the upper layer quit, and then schedule a</span> |
| <span class="source-line-no">346</span><span id="line-346"> // background task to check whether the region server is dead. And if it is dead, call</span> |
| <span class="source-line-no">347</span><span id="line-347"> // remoteCallFailed to tell the upper layer. Keep retrying here does not lead to incorrect</span> |
| <span class="source-line-no">348</span><span id="line-348"> // result, but waste some resources.</span> |
| <span class="source-line-no">349</span><span id="line-349"> LOG.warn("{} is aborted or stopped, for safety we still need to"</span> |
| <span class="source-line-no">350</span><span id="line-350"> + " wait until it is fully dead, try={}", serverName, numberOfAttemptsSoFar);</span> |
| <span class="source-line-no">351</span><span id="line-351"> } else {</span> |
| <span class="source-line-no">352</span><span id="line-352"> LOG.warn("request to {} failed due to {}, try={}, retrying... , request params: {}",</span> |
| <span class="source-line-no">353</span><span id="line-353"> serverName, e.toString(), numberOfAttemptsSoFar, request.build());</span> |
| <span class="source-line-no">354</span><span id="line-354"> }</span> |
| <span class="source-line-no">355</span><span id="line-355"> numberOfAttemptsSoFar++;</span> |
| <span class="source-line-no">356</span><span id="line-356"> // Add some backoff here as the attempts rise otherwise if a stuck condition, will fill logs</span> |
| <span class="source-line-no">357</span><span id="line-357"> // with failed attempts. None of our backoff classes -- RetryCounter or ClientBackoffPolicy</span> |
| <span class="source-line-no">358</span><span id="line-358"> // -- fit here nicely so just do something simple; increment by rsRpcRetryInterval millis *</span> |
| <span class="source-line-no">359</span><span id="line-359"> // retry^2 on each try</span> |
| <span class="source-line-no">360</span><span id="line-360"> // up to max of 10 seconds (don't want to back off too much in case of situation change).</span> |
| <span class="source-line-no">361</span><span id="line-361"> submitTask(this,</span> |
| <span class="source-line-no">362</span><span id="line-362"> Math.min(</span> |
| <span class="source-line-no">363</span><span id="line-363"> rsRpcRetryInterval * ((long) this.numberOfAttemptsSoFar * this.numberOfAttemptsSoFar),</span> |
| <span class="source-line-no">364</span><span id="line-364"> 10 * 1000),</span> |
| <span class="source-line-no">365</span><span id="line-365"> TimeUnit.MILLISECONDS);</span> |
| <span class="source-line-no">366</span><span id="line-366"> return true;</span> |
| <span class="source-line-no">367</span><span id="line-367"> }</span> |
| <span class="source-line-no">368</span><span id="line-368"></span> |
| <span class="source-line-no">369</span><span id="line-369"> /**</span> |
| <span class="source-line-no">370</span><span id="line-370"> * The category of exceptions where we can ensure that the request has not yet been received</span> |
| <span class="source-line-no">371</span><span id="line-371"> * and/or processed by the target regionserver yet and hence we can determine whether it is safe</span> |
| <span class="source-line-no">372</span><span id="line-372"> * to choose different regionserver as the target.</span> |
| <span class="source-line-no">373</span><span id="line-373"> * @param e IOException thrown by the underlying rpc framework.</span> |
| <span class="source-line-no">374</span><span id="line-374"> * @return true if the exception belongs to the category where the regionserver has not yet</span> |
| <span class="source-line-no">375</span><span id="line-375"> * received the request yet.</span> |
| <span class="source-line-no">376</span><span id="line-376"> */</span> |
| <span class="source-line-no">377</span><span id="line-377"> private boolean unableToConnectToServer(IOException e) {</span> |
| <span class="source-line-no">378</span><span id="line-378"> if (e instanceof CallQueueTooBigException) {</span> |
| <span class="source-line-no">379</span><span id="line-379"> LOG.warn("request to {} failed due to {}, try={}, this usually because"</span> |
| <span class="source-line-no">380</span><span id="line-380"> + " server is overloaded, give up", serverName, e, numberOfAttemptsSoFar);</span> |
| <span class="source-line-no">381</span><span id="line-381"> return true;</span> |
| <span class="source-line-no">382</span><span id="line-382"> }</span> |
| <span class="source-line-no">383</span><span id="line-383"> if (isSaslError(e)) {</span> |
| <span class="source-line-no">384</span><span id="line-384"> LOG.warn("{} is not reachable; give up after first attempt", serverName, e);</span> |
| <span class="source-line-no">385</span><span id="line-385"> return true;</span> |
| <span class="source-line-no">386</span><span id="line-386"> }</span> |
| <span class="source-line-no">387</span><span id="line-387"> return false;</span> |
| <span class="source-line-no">388</span><span id="line-388"> }</span> |
| <span class="source-line-no">389</span><span id="line-389"></span> |
| <span class="source-line-no">390</span><span id="line-390"> private boolean isSaslError(IOException e) {</span> |
| <span class="source-line-no">391</span><span id="line-391"> Throwable cause = e;</span> |
| <span class="source-line-no">392</span><span id="line-392"> while (true) {</span> |
| <span class="source-line-no">393</span><span id="line-393"> if (cause instanceof IOException) {</span> |
| <span class="source-line-no">394</span><span id="line-394"> IOException unwrappedCause = unwrapException((IOException) cause);</span> |
| <span class="source-line-no">395</span><span id="line-395"> if (</span> |
| <span class="source-line-no">396</span><span id="line-396"> unwrappedCause instanceof SaslException</span> |
| <span class="source-line-no">397</span><span id="line-397"> || (unwrappedCause.getMessage() != null && unwrappedCause.getMessage()</span> |
| <span class="source-line-no">398</span><span id="line-398"> .contains(RpcConnectionConstants.RELOGIN_IS_IN_PROGRESS))</span> |
| <span class="source-line-no">399</span><span id="line-399"> ) {</span> |
| <span class="source-line-no">400</span><span id="line-400"> return true;</span> |
| <span class="source-line-no">401</span><span id="line-401"> }</span> |
| <span class="source-line-no">402</span><span id="line-402"> }</span> |
| <span class="source-line-no">403</span><span id="line-403"> cause = cause.getCause();</span> |
| <span class="source-line-no">404</span><span id="line-404"> if (cause == null) {</span> |
| <span class="source-line-no">405</span><span id="line-405"> return false;</span> |
| <span class="source-line-no">406</span><span id="line-406"> }</span> |
| <span class="source-line-no">407</span><span id="line-407"> }</span> |
| <span class="source-line-no">408</span><span id="line-408"> }</span> |
| <span class="source-line-no">409</span><span id="line-409"></span> |
| <span class="source-line-no">410</span><span id="line-410"> /**</span> |
| <span class="source-line-no">411</span><span id="line-411"> * Returns true if the error or its cause indicates a network connection issue.</span> |
| <span class="source-line-no">412</span><span id="line-412"> * @param e IOException thrown by the underlying rpc framework.</span> |
| <span class="source-line-no">413</span><span id="line-413"> * @return True if the error or its cause indicates a network connection issue.</span> |
| <span class="source-line-no">414</span><span id="line-414"> */</span> |
| <span class="source-line-no">415</span><span id="line-415"> private boolean isNetworkError(IOException e) {</span> |
| <span class="source-line-no">416</span><span id="line-416"> if (</span> |
| <span class="source-line-no">417</span><span id="line-417"> e instanceof ConnectionClosedException || e instanceof UnknownHostException</span> |
| <span class="source-line-no">418</span><span id="line-418"> || e instanceof ConnectException</span> |
| <span class="source-line-no">419</span><span id="line-419"> ) {</span> |
| <span class="source-line-no">420</span><span id="line-420"> return true;</span> |
| <span class="source-line-no">421</span><span id="line-421"> }</span> |
| <span class="source-line-no">422</span><span id="line-422"> Throwable cause = e;</span> |
| <span class="source-line-no">423</span><span id="line-423"> while (true) {</span> |
| <span class="source-line-no">424</span><span id="line-424"> if (cause instanceof IOException) {</span> |
| <span class="source-line-no">425</span><span id="line-425"> IOException unwrappedCause = unwrapException((IOException) cause);</span> |
| <span class="source-line-no">426</span><span id="line-426"> if (</span> |
| <span class="source-line-no">427</span><span id="line-427"> unwrappedCause instanceof ConnectionClosedException</span> |
| <span class="source-line-no">428</span><span id="line-428"> || unwrappedCause instanceof UnknownHostException</span> |
| <span class="source-line-no">429</span><span id="line-429"> || unwrappedCause instanceof ConnectException</span> |
| <span class="source-line-no">430</span><span id="line-430"> ) {</span> |
| <span class="source-line-no">431</span><span id="line-431"> return true;</span> |
| <span class="source-line-no">432</span><span id="line-432"> }</span> |
| <span class="source-line-no">433</span><span id="line-433"> }</span> |
| <span class="source-line-no">434</span><span id="line-434"> cause = cause.getCause();</span> |
| <span class="source-line-no">435</span><span id="line-435"> if (cause == null) {</span> |
| <span class="source-line-no">436</span><span id="line-436"> return false;</span> |
| <span class="source-line-no">437</span><span id="line-437"> }</span> |
| <span class="source-line-no">438</span><span id="line-438"> }</span> |
| <span class="source-line-no">439</span><span id="line-439"> }</span> |
| <span class="source-line-no">440</span><span id="line-440"></span> |
| <span class="source-line-no">441</span><span id="line-441"> /**</span> |
| <span class="source-line-no">442</span><span id="line-442"> * Returns true if the error type can allow fail-fast.</span> |
| <span class="source-line-no">443</span><span id="line-443"> * @param e IOException thrown by the underlying rpc framework.</span> |
| <span class="source-line-no">444</span><span id="line-444"> * @return True if the error type can allow fail-fast.</span> |
| <span class="source-line-no">445</span><span id="line-445"> */</span> |
| <span class="source-line-no">446</span><span id="line-446"> private boolean isErrorTypeFailFast(IOException e) {</span> |
| <span class="source-line-no">447</span><span id="line-447"> return e instanceof CallQueueTooBigException || isSaslError(e) || isNetworkError(e);</span> |
| <span class="source-line-no">448</span><span id="line-448"> }</span> |
| <span class="source-line-no">449</span><span id="line-449"></span> |
| <span class="source-line-no">450</span><span id="line-450"> private long getMaxWaitTime() {</span> |
| <span class="source-line-no">451</span><span id="line-451"> if (this.maxWaitTime < 0) {</span> |
| <span class="source-line-no">452</span><span id="line-452"> // This is the max attempts, not retries, so it should be at least 1.</span> |
| <span class="source-line-no">453</span><span id="line-453"> this.maxWaitTime = EnvironmentEdgeManager.currentTime() + rsStartupWaitTime;</span> |
| <span class="source-line-no">454</span><span id="line-454"> }</span> |
| <span class="source-line-no">455</span><span id="line-455"> return this.maxWaitTime;</span> |
| <span class="source-line-no">456</span><span id="line-456"> }</span> |
| <span class="source-line-no">457</span><span id="line-457"></span> |
| <span class="source-line-no">458</span><span id="line-458"> private IOException unwrapException(IOException e) {</span> |
| <span class="source-line-no">459</span><span id="line-459"> if (e instanceof RemoteException) {</span> |
| <span class="source-line-no">460</span><span id="line-460"> e = ((RemoteException) e).unwrapRemoteException();</span> |
| <span class="source-line-no">461</span><span id="line-461"> }</span> |
| <span class="source-line-no">462</span><span id="line-462"> return e;</span> |
| <span class="source-line-no">463</span><span id="line-463"> }</span> |
| <span class="source-line-no">464</span><span id="line-464"></span> |
| <span class="source-line-no">465</span><span id="line-465"> @Override</span> |
| <span class="source-line-no">466</span><span id="line-466"> public void run() {</span> |
| <span class="source-line-no">467</span><span id="line-467"> request = ExecuteProceduresRequest.newBuilder();</span> |
| <span class="source-line-no">468</span><span id="line-468"> if (LOG.isTraceEnabled()) {</span> |
| <span class="source-line-no">469</span><span id="line-469"> LOG.trace("Building request with operations count=" + remoteProcedures.size());</span> |
| <span class="source-line-no">470</span><span id="line-470"> }</span> |
| <span class="source-line-no">471</span><span id="line-471"> splitAndResolveOperation(getServerName(), remoteProcedures, this);</span> |
| <span class="source-line-no">472</span><span id="line-472"></span> |
| <span class="source-line-no">473</span><span id="line-473"> try {</span> |
| <span class="source-line-no">474</span><span id="line-474"> sendRequest(getServerName(), request.build());</span> |
| <span class="source-line-no">475</span><span id="line-475"> } catch (IOException e) {</span> |
| <span class="source-line-no">476</span><span id="line-476"> e = unwrapException(e);</span> |
| <span class="source-line-no">477</span><span id="line-477"> // TODO: In the future some operation may want to bail out early.</span> |
| <span class="source-line-no">478</span><span id="line-478"> // TODO: How many times should we retry (use numberOfAttemptsSoFar)</span> |
| <span class="source-line-no">479</span><span id="line-479"> if (!scheduleForRetry(e)) {</span> |
| <span class="source-line-no">480</span><span id="line-480"> remoteCallFailed(procedureEnv, e);</span> |
| <span class="source-line-no">481</span><span id="line-481"> }</span> |
| <span class="source-line-no">482</span><span id="line-482"> }</span> |
| <span class="source-line-no">483</span><span id="line-483"> }</span> |
| <span class="source-line-no">484</span><span id="line-484"></span> |
| <span class="source-line-no">485</span><span id="line-485"> @Override</span> |
| <span class="source-line-no">486</span><span id="line-486"> public void dispatchOpenRequests(final MasterProcedureEnv env,</span> |
| <span class="source-line-no">487</span><span id="line-487"> final List<RegionOpenOperation> operations) {</span> |
| <span class="source-line-no">488</span><span id="line-488"> request.addOpenRegion(buildOpenRegionRequest(env, getServerName(), operations));</span> |
| <span class="source-line-no">489</span><span id="line-489"> }</span> |
| <span class="source-line-no">490</span><span id="line-490"></span> |
| <span class="source-line-no">491</span><span id="line-491"> @Override</span> |
| <span class="source-line-no">492</span><span id="line-492"> public void dispatchCloseRequests(final MasterProcedureEnv env,</span> |
| <span class="source-line-no">493</span><span id="line-493"> final List<RegionCloseOperation> operations) {</span> |
| <span class="source-line-no">494</span><span id="line-494"> for (RegionCloseOperation op : operations) {</span> |
| <span class="source-line-no">495</span><span id="line-495"> request.addCloseRegion(op.buildCloseRegionRequest(getServerName()));</span> |
| <span class="source-line-no">496</span><span id="line-496"> }</span> |
| <span class="source-line-no">497</span><span id="line-497"> }</span> |
| <span class="source-line-no">498</span><span id="line-498"></span> |
| <span class="source-line-no">499</span><span id="line-499"> @Override</span> |
| <span class="source-line-no">500</span><span id="line-500"> public void dispatchServerOperations(MasterProcedureEnv env, List<ServerOperation> operations) {</span> |
| <span class="source-line-no">501</span><span id="line-501"> operations.stream().map(ServerOperation::buildRequest).forEachOrdered(request::addProc);</span> |
| <span class="source-line-no">502</span><span id="line-502"> }</span> |
| <span class="source-line-no">503</span><span id="line-503"></span> |
| <span class="source-line-no">504</span><span id="line-504"> // will be overridden in test.</span> |
| <span class="source-line-no">505</span><span id="line-505"> protected ExecuteProceduresResponse sendRequest(final ServerName serverName,</span> |
| <span class="source-line-no">506</span><span id="line-506"> final ExecuteProceduresRequest request) throws IOException {</span> |
| <span class="source-line-no">507</span><span id="line-507"> return FutureUtils.get(getRsAdmin().executeProcedures(request));</span> |
| <span class="source-line-no">508</span><span id="line-508"> }</span> |
| <span class="source-line-no">509</span><span id="line-509"></span> |
| <span class="source-line-no">510</span><span id="line-510"> protected final void remoteCallFailed(final MasterProcedureEnv env, final IOException e) {</span> |
| <span class="source-line-no">511</span><span id="line-511"> for (RemoteProcedure proc : remoteProcedures) {</span> |
| <span class="source-line-no">512</span><span id="line-512"> proc.remoteCallFailed(env, getServerName(), e);</span> |
| <span class="source-line-no">513</span><span id="line-513"> }</span> |
| <span class="source-line-no">514</span><span id="line-514"> }</span> |
| <span class="source-line-no">515</span><span id="line-515"> }</span> |
| <span class="source-line-no">516</span><span id="line-516"></span> |
| <span class="source-line-no">517</span><span id="line-517"> private static OpenRegionRequest buildOpenRegionRequest(final MasterProcedureEnv env,</span> |
| <span class="source-line-no">518</span><span id="line-518"> final ServerName serverName, final List<RegionOpenOperation> operations) {</span> |
| <span class="source-line-no">519</span><span id="line-519"> final OpenRegionRequest.Builder builder = OpenRegionRequest.newBuilder();</span> |
| <span class="source-line-no">520</span><span id="line-520"> builder.setServerStartCode(serverName.getStartCode());</span> |
| <span class="source-line-no">521</span><span id="line-521"> operations.stream().map(RemoteOperation::getInitiatingMasterActiveTime).findAny()</span> |
| <span class="source-line-no">522</span><span id="line-522"> .ifPresent(builder::setInitiatingMasterActiveTime);</span> |
| <span class="source-line-no">523</span><span id="line-523"> builder.setMasterSystemTime(EnvironmentEdgeManager.currentTime());</span> |
| <span class="source-line-no">524</span><span id="line-524"> for (RegionOpenOperation op : operations) {</span> |
| <span class="source-line-no">525</span><span id="line-525"> builder.addOpenInfo(op.buildRegionOpenInfoRequest(env));</span> |
| <span class="source-line-no">526</span><span id="line-526"> }</span> |
| <span class="source-line-no">527</span><span id="line-527"> return builder.build();</span> |
| <span class="source-line-no">528</span><span id="line-528"> }</span> |
| <span class="source-line-no">529</span><span id="line-529"></span> |
| <span class="source-line-no">530</span><span id="line-530"> // ==========================================================================</span> |
| <span class="source-line-no">531</span><span id="line-531"> // RPC Messages</span> |
| <span class="source-line-no">532</span><span id="line-532"> // - ServerOperation: refreshConfig, grant, revoke, ... (TODO)</span> |
| <span class="source-line-no">533</span><span id="line-533"> // - RegionOperation: open, close, flush, snapshot, ...</span> |
| <span class="source-line-no">534</span><span id="line-534"> // ==========================================================================</span> |
| <span class="source-line-no">535</span><span id="line-535"></span> |
| <span class="source-line-no">536</span><span id="line-536"> public static final class ServerOperation extends RemoteOperation {</span> |
| <span class="source-line-no">537</span><span id="line-537"></span> |
| <span class="source-line-no">538</span><span id="line-538"> private final long procId;</span> |
| <span class="source-line-no">539</span><span id="line-539"></span> |
| <span class="source-line-no">540</span><span id="line-540"> private final Class<?> rsProcClass;</span> |
| <span class="source-line-no">541</span><span id="line-541"></span> |
| <span class="source-line-no">542</span><span id="line-542"> private final byte[] rsProcData;</span> |
| <span class="source-line-no">543</span><span id="line-543"></span> |
| <span class="source-line-no">544</span><span id="line-544"> public ServerOperation(RemoteProcedure remoteProcedure, long procId, Class<?> rsProcClass,</span> |
| <span class="source-line-no">545</span><span id="line-545"> byte[] rsProcData, long initiatingMasterActiveTime) {</span> |
| <span class="source-line-no">546</span><span id="line-546"> super(remoteProcedure, initiatingMasterActiveTime);</span> |
| <span class="source-line-no">547</span><span id="line-547"> this.procId = procId;</span> |
| <span class="source-line-no">548</span><span id="line-548"> this.rsProcClass = rsProcClass;</span> |
| <span class="source-line-no">549</span><span id="line-549"> this.rsProcData = rsProcData;</span> |
| <span class="source-line-no">550</span><span id="line-550"> }</span> |
| <span class="source-line-no">551</span><span id="line-551"></span> |
| <span class="source-line-no">552</span><span id="line-552"> public RemoteProcedureRequest buildRequest() {</span> |
| <span class="source-line-no">553</span><span id="line-553"> return RemoteProcedureRequest.newBuilder().setProcId(procId)</span> |
| <span class="source-line-no">554</span><span id="line-554"> .setProcClass(rsProcClass.getName()).setProcData(ByteString.copyFrom(rsProcData))</span> |
| <span class="source-line-no">555</span><span id="line-555"> .setInitiatingMasterActiveTime(getInitiatingMasterActiveTime()).build();</span> |
| <span class="source-line-no">556</span><span id="line-556"> }</span> |
| <span class="source-line-no">557</span><span id="line-557"> }</span> |
| <span class="source-line-no">558</span><span id="line-558"></span> |
| <span class="source-line-no">559</span><span id="line-559"> public static abstract class RegionOperation extends RemoteOperation {</span> |
| <span class="source-line-no">560</span><span id="line-560"> protected final RegionInfo regionInfo;</span> |
| <span class="source-line-no">561</span><span id="line-561"> protected final long procId;</span> |
| <span class="source-line-no">562</span><span id="line-562"></span> |
| <span class="source-line-no">563</span><span id="line-563"> protected RegionOperation(RemoteProcedure remoteProcedure, RegionInfo regionInfo, long procId,</span> |
| <span class="source-line-no">564</span><span id="line-564"> long initiatingMasterActiveTime) {</span> |
| <span class="source-line-no">565</span><span id="line-565"> super(remoteProcedure, initiatingMasterActiveTime);</span> |
| <span class="source-line-no">566</span><span id="line-566"> this.regionInfo = regionInfo;</span> |
| <span class="source-line-no">567</span><span id="line-567"> this.procId = procId;</span> |
| <span class="source-line-no">568</span><span id="line-568"> }</span> |
| <span class="source-line-no">569</span><span id="line-569"> }</span> |
| <span class="source-line-no">570</span><span id="line-570"></span> |
| <span class="source-line-no">571</span><span id="line-571"> public static class RegionOpenOperation extends RegionOperation {</span> |
| <span class="source-line-no">572</span><span id="line-572"></span> |
| <span class="source-line-no">573</span><span id="line-573"> public RegionOpenOperation(RemoteProcedure remoteProcedure, RegionInfo regionInfo, long procId,</span> |
| <span class="source-line-no">574</span><span id="line-574"> long initiatingMasterActiveTime) {</span> |
| <span class="source-line-no">575</span><span id="line-575"> super(remoteProcedure, regionInfo, procId, initiatingMasterActiveTime);</span> |
| <span class="source-line-no">576</span><span id="line-576"> }</span> |
| <span class="source-line-no">577</span><span id="line-577"></span> |
| <span class="source-line-no">578</span><span id="line-578"> public OpenRegionRequest.RegionOpenInfo</span> |
| <span class="source-line-no">579</span><span id="line-579"> buildRegionOpenInfoRequest(final MasterProcedureEnv env) {</span> |
| <span class="source-line-no">580</span><span id="line-580"> return RequestConverter.buildRegionOpenInfo(regionInfo,</span> |
| <span class="source-line-no">581</span><span id="line-581"> env.getAssignmentManager().getFavoredNodes(regionInfo), procId);</span> |
| <span class="source-line-no">582</span><span id="line-582"> }</span> |
| <span class="source-line-no">583</span><span id="line-583"> }</span> |
| <span class="source-line-no">584</span><span id="line-584"></span> |
| <span class="source-line-no">585</span><span id="line-585"> public static class RegionCloseOperation extends RegionOperation {</span> |
| <span class="source-line-no">586</span><span id="line-586"> private final ServerName destinationServer;</span> |
| <span class="source-line-no">587</span><span id="line-587"> private boolean evictCache;</span> |
| <span class="source-line-no">588</span><span id="line-588"></span> |
| <span class="source-line-no">589</span><span id="line-589"> public RegionCloseOperation(RemoteProcedure remoteProcedure, RegionInfo regionInfo, long procId,</span> |
| <span class="source-line-no">590</span><span id="line-590"> ServerName destinationServer, boolean evictCache, long initiatingMasterActiveTime) {</span> |
| <span class="source-line-no">591</span><span id="line-591"> super(remoteProcedure, regionInfo, procId, initiatingMasterActiveTime);</span> |
| <span class="source-line-no">592</span><span id="line-592"> this.destinationServer = destinationServer;</span> |
| <span class="source-line-no">593</span><span id="line-593"> this.evictCache = evictCache;</span> |
| <span class="source-line-no">594</span><span id="line-594"> }</span> |
| <span class="source-line-no">595</span><span id="line-595"></span> |
| <span class="source-line-no">596</span><span id="line-596"> public ServerName getDestinationServer() {</span> |
| <span class="source-line-no">597</span><span id="line-597"> return destinationServer;</span> |
| <span class="source-line-no">598</span><span id="line-598"> }</span> |
| <span class="source-line-no">599</span><span id="line-599"></span> |
| <span class="source-line-no">600</span><span id="line-600"> public CloseRegionRequest buildCloseRegionRequest(final ServerName serverName) {</span> |
| <span class="source-line-no">601</span><span id="line-601"> return ProtobufUtil.buildCloseRegionRequest(serverName, regionInfo.getRegionName(),</span> |
| <span class="source-line-no">602</span><span id="line-602"> getDestinationServer(), procId, evictCache, getInitiatingMasterActiveTime());</span> |
| <span class="source-line-no">603</span><span id="line-603"> }</span> |
| <span class="source-line-no">604</span><span id="line-604"> }</span> |
| <span class="source-line-no">605</span><span id="line-605">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
