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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.procedure2;</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.io.InputStream;</span> |
| <span class="source-line-no">022</span><span id="line-22">import java.lang.reflect.Constructor;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.lang.reflect.Modifier;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.concurrent.TimeUnit;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.util.NonceKey;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.util.RetryCounter;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.util.RetryCounter.ExponentialBackoffPolicyWithLimit;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.util.RetryCounter.RetryConfig;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">032</span><span id="line-32"></span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hbase.thirdparty.com.google.protobuf.Any;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hbase.thirdparty.com.google.protobuf.Internal;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hbase.thirdparty.com.google.protobuf.InvalidProtocolBufferException;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hbase.thirdparty.com.google.protobuf.Message;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hbase.thirdparty.com.google.protobuf.Parser;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;</span> |
| <span class="source-line-no">040</span><span id="line-40"></span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos;</span> |
| <span class="source-line-no">043</span><span id="line-43"></span> |
| <span class="source-line-no">044</span><span id="line-44">/**</span> |
| <span class="source-line-no">045</span><span id="line-45"> * Helper to convert to/from ProcedureProtos</span> |
| <span class="source-line-no">046</span><span id="line-46"> */</span> |
| <span class="source-line-no">047</span><span id="line-47">@InterfaceAudience.Private</span> |
| <span class="source-line-no">048</span><span id="line-48">public final class ProcedureUtil {</span> |
| <span class="source-line-no">049</span><span id="line-49"></span> |
| <span class="source-line-no">050</span><span id="line-50"> private ProcedureUtil() {</span> |
| <span class="source-line-no">051</span><span id="line-51"> }</span> |
| <span class="source-line-no">052</span><span id="line-52"></span> |
| <span class="source-line-no">053</span><span id="line-53"> // ==========================================================================</span> |
| <span class="source-line-no">054</span><span id="line-54"> // Reflection helpers to create/validate a Procedure object</span> |
| <span class="source-line-no">055</span><span id="line-55"> // ==========================================================================</span> |
| <span class="source-line-no">056</span><span id="line-56"> private static Procedure<?> newProcedure(String className) throws BadProcedureException {</span> |
| <span class="source-line-no">057</span><span id="line-57"> try {</span> |
| <span class="source-line-no">058</span><span id="line-58"> Class<?> clazz = Class.forName(className);</span> |
| <span class="source-line-no">059</span><span id="line-59"> if (!Modifier.isPublic(clazz.getModifiers())) {</span> |
| <span class="source-line-no">060</span><span id="line-60"> throw new Exception("the " + clazz + " class is not public");</span> |
| <span class="source-line-no">061</span><span id="line-61"> }</span> |
| <span class="source-line-no">062</span><span id="line-62"></span> |
| <span class="source-line-no">063</span><span id="line-63"> @SuppressWarnings("rawtypes")</span> |
| <span class="source-line-no">064</span><span id="line-64"> Constructor<? extends Procedure> ctor = clazz.asSubclass(Procedure.class).getConstructor();</span> |
| <span class="source-line-no">065</span><span id="line-65"> assert ctor != null : "no constructor found";</span> |
| <span class="source-line-no">066</span><span id="line-66"> if (!Modifier.isPublic(ctor.getModifiers())) {</span> |
| <span class="source-line-no">067</span><span id="line-67"> throw new Exception("the " + clazz + " constructor is not public");</span> |
| <span class="source-line-no">068</span><span id="line-68"> }</span> |
| <span class="source-line-no">069</span><span id="line-69"> return ctor.newInstance();</span> |
| <span class="source-line-no">070</span><span id="line-70"> } catch (Exception e) {</span> |
| <span class="source-line-no">071</span><span id="line-71"> throw new BadProcedureException(</span> |
| <span class="source-line-no">072</span><span id="line-72"> "The procedure class " + className + " must be accessible and have an empty constructor",</span> |
| <span class="source-line-no">073</span><span id="line-73"> e);</span> |
| <span class="source-line-no">074</span><span id="line-74"> }</span> |
| <span class="source-line-no">075</span><span id="line-75"> }</span> |
| <span class="source-line-no">076</span><span id="line-76"></span> |
| <span class="source-line-no">077</span><span id="line-77"> static void validateClass(Procedure<?> proc) throws BadProcedureException {</span> |
| <span class="source-line-no">078</span><span id="line-78"> try {</span> |
| <span class="source-line-no">079</span><span id="line-79"> Class<?> clazz = proc.getClass();</span> |
| <span class="source-line-no">080</span><span id="line-80"> if (!Modifier.isPublic(clazz.getModifiers())) {</span> |
| <span class="source-line-no">081</span><span id="line-81"> throw new Exception("the " + clazz + " class is not public");</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"> Constructor<?> ctor = clazz.getConstructor();</span> |
| <span class="source-line-no">085</span><span id="line-85"> assert ctor != null;</span> |
| <span class="source-line-no">086</span><span id="line-86"> if (!Modifier.isPublic(ctor.getModifiers())) {</span> |
| <span class="source-line-no">087</span><span id="line-87"> throw new Exception("the " + clazz + " constructor is not public");</span> |
| <span class="source-line-no">088</span><span id="line-88"> }</span> |
| <span class="source-line-no">089</span><span id="line-89"> } catch (Exception e) {</span> |
| <span class="source-line-no">090</span><span id="line-90"> throw new BadProcedureException("The procedure class " + proc.getClass().getName()</span> |
| <span class="source-line-no">091</span><span id="line-91"> + " must be accessible and have an empty constructor", e);</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"> // ==========================================================================</span> |
| <span class="source-line-no">096</span><span id="line-96"> // convert to and from Procedure object</span> |
| <span class="source-line-no">097</span><span id="line-97"> // ==========================================================================</span> |
| <span class="source-line-no">098</span><span id="line-98"></span> |
| <span class="source-line-no">099</span><span id="line-99"> /**</span> |
| <span class="source-line-no">100</span><span id="line-100"> * A serializer for our Procedures. Instead of the previous serializer, it uses the stateMessage</span> |
| <span class="source-line-no">101</span><span id="line-101"> * list to store the internal state of the Procedures.</span> |
| <span class="source-line-no">102</span><span id="line-102"> */</span> |
| <span class="source-line-no">103</span><span id="line-103"> private static class StateSerializer implements ProcedureStateSerializer {</span> |
| <span class="source-line-no">104</span><span id="line-104"> private final ProcedureProtos.Procedure.Builder builder;</span> |
| <span class="source-line-no">105</span><span id="line-105"> private int deserializeIndex;</span> |
| <span class="source-line-no">106</span><span id="line-106"></span> |
| <span class="source-line-no">107</span><span id="line-107"> public StateSerializer(ProcedureProtos.Procedure.Builder builder) {</span> |
| <span class="source-line-no">108</span><span id="line-108"> this.builder = builder;</span> |
| <span class="source-line-no">109</span><span id="line-109"> }</span> |
| <span class="source-line-no">110</span><span id="line-110"></span> |
| <span class="source-line-no">111</span><span id="line-111"> @Override</span> |
| <span class="source-line-no">112</span><span id="line-112"> public void serialize(Message message) throws IOException {</span> |
| <span class="source-line-no">113</span><span id="line-113"> Any packedMessage = Any.pack(message);</span> |
| <span class="source-line-no">114</span><span id="line-114"> builder.addStateMessage(packedMessage);</span> |
| <span class="source-line-no">115</span><span id="line-115"> }</span> |
| <span class="source-line-no">116</span><span id="line-116"></span> |
| <span class="source-line-no">117</span><span id="line-117"> @Override</span> |
| <span class="source-line-no">118</span><span id="line-118"> public <M extends Message> M deserialize(Class<M> clazz) throws IOException {</span> |
| <span class="source-line-no">119</span><span id="line-119"> if (deserializeIndex >= builder.getStateMessageCount()) {</span> |
| <span class="source-line-no">120</span><span id="line-120"> throw new IOException("Invalid state message index: " + deserializeIndex);</span> |
| <span class="source-line-no">121</span><span id="line-121"> }</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123"> try {</span> |
| <span class="source-line-no">124</span><span id="line-124"> Any packedMessage = builder.getStateMessage(deserializeIndex++);</span> |
| <span class="source-line-no">125</span><span id="line-125"> return packedMessage.unpack(clazz);</span> |
| <span class="source-line-no">126</span><span id="line-126"> } catch (InvalidProtocolBufferException e) {</span> |
| <span class="source-line-no">127</span><span id="line-127"> throw e.unwrapIOException();</span> |
| <span class="source-line-no">128</span><span id="line-128"> }</span> |
| <span class="source-line-no">129</span><span id="line-129"> }</span> |
| <span class="source-line-no">130</span><span id="line-130"> }</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"> * A serializer (deserializer) for those Procedures which were serialized before this patch. It</span> |
| <span class="source-line-no">134</span><span id="line-134"> * deserializes the old, binary stateData field.</span> |
| <span class="source-line-no">135</span><span id="line-135"> */</span> |
| <span class="source-line-no">136</span><span id="line-136"> private static class CompatStateSerializer implements ProcedureStateSerializer {</span> |
| <span class="source-line-no">137</span><span id="line-137"> private InputStream inputStream;</span> |
| <span class="source-line-no">138</span><span id="line-138"></span> |
| <span class="source-line-no">139</span><span id="line-139"> public CompatStateSerializer(InputStream inputStream) {</span> |
| <span class="source-line-no">140</span><span id="line-140"> this.inputStream = inputStream;</span> |
| <span class="source-line-no">141</span><span id="line-141"> }</span> |
| <span class="source-line-no">142</span><span id="line-142"></span> |
| <span class="source-line-no">143</span><span id="line-143"> @Override</span> |
| <span class="source-line-no">144</span><span id="line-144"> public void serialize(Message message) throws IOException {</span> |
| <span class="source-line-no">145</span><span id="line-145"> throw new UnsupportedOperationException();</span> |
| <span class="source-line-no">146</span><span id="line-146"> }</span> |
| <span class="source-line-no">147</span><span id="line-147"></span> |
| <span class="source-line-no">148</span><span id="line-148"> @SuppressWarnings("unchecked")</span> |
| <span class="source-line-no">149</span><span id="line-149"> @Override</span> |
| <span class="source-line-no">150</span><span id="line-150"> public <M extends Message> M deserialize(Class<M> clazz) throws IOException {</span> |
| <span class="source-line-no">151</span><span id="line-151"> Parser<M> parser = (Parser<M>) Internal.getDefaultInstance(clazz).getParserForType();</span> |
| <span class="source-line-no">152</span><span id="line-152"> try {</span> |
| <span class="source-line-no">153</span><span id="line-153"> return parser.parseDelimitedFrom(inputStream);</span> |
| <span class="source-line-no">154</span><span id="line-154"> } catch (InvalidProtocolBufferException e) {</span> |
| <span class="source-line-no">155</span><span id="line-155"> throw e.unwrapIOException();</span> |
| <span class="source-line-no">156</span><span id="line-156"> }</span> |
| <span class="source-line-no">157</span><span id="line-157"> }</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"> * Helper to convert the procedure to protobuf.</span> |
| <span class="source-line-no">162</span><span id="line-162"> * <p/></span> |
| <span class="source-line-no">163</span><span id="line-163"> * Used by ProcedureStore implementations.</span> |
| <span class="source-line-no">164</span><span id="line-164"> */</span> |
| <span class="source-line-no">165</span><span id="line-165"> public static ProcedureProtos.Procedure convertToProtoProcedure(Procedure<?> proc)</span> |
| <span class="source-line-no">166</span><span id="line-166"> throws IOException {</span> |
| <span class="source-line-no">167</span><span id="line-167"> Preconditions.checkArgument(proc != null);</span> |
| <span class="source-line-no">168</span><span id="line-168"> validateClass(proc);</span> |
| <span class="source-line-no">169</span><span id="line-169"></span> |
| <span class="source-line-no">170</span><span id="line-170"> final ProcedureProtos.Procedure.Builder builder = ProcedureProtos.Procedure.newBuilder()</span> |
| <span class="source-line-no">171</span><span id="line-171"> .setClassName(proc.getClass().getName()).setProcId(proc.getProcId()).setState(proc.getState())</span> |
| <span class="source-line-no">172</span><span id="line-172"> .setSubmittedTime(proc.getSubmittedTime()).setLastUpdate(proc.getLastUpdate());</span> |
| <span class="source-line-no">173</span><span id="line-173"></span> |
| <span class="source-line-no">174</span><span id="line-174"> if (proc.hasParent()) {</span> |
| <span class="source-line-no">175</span><span id="line-175"> builder.setParentId(proc.getParentProcId());</span> |
| <span class="source-line-no">176</span><span id="line-176"> }</span> |
| <span class="source-line-no">177</span><span id="line-177"></span> |
| <span class="source-line-no">178</span><span id="line-178"> if (proc.hasTimeout()) {</span> |
| <span class="source-line-no">179</span><span id="line-179"> builder.setTimeout(proc.getTimeout());</span> |
| <span class="source-line-no">180</span><span id="line-180"> }</span> |
| <span class="source-line-no">181</span><span id="line-181"></span> |
| <span class="source-line-no">182</span><span id="line-182"> if (proc.hasOwner()) {</span> |
| <span class="source-line-no">183</span><span id="line-183"> builder.setOwner(proc.getOwner());</span> |
| <span class="source-line-no">184</span><span id="line-184"> }</span> |
| <span class="source-line-no">185</span><span id="line-185"></span> |
| <span class="source-line-no">186</span><span id="line-186"> final int[] stackIds = proc.getStackIndexes();</span> |
| <span class="source-line-no">187</span><span id="line-187"> if (stackIds != null) {</span> |
| <span class="source-line-no">188</span><span id="line-188"> for (int i = 0; i < stackIds.length; ++i) {</span> |
| <span class="source-line-no">189</span><span id="line-189"> builder.addStackId(stackIds[i]);</span> |
| <span class="source-line-no">190</span><span id="line-190"> }</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192"> builder.setExecuted(proc.wasExecuted());</span> |
| <span class="source-line-no">193</span><span id="line-193"></span> |
| <span class="source-line-no">194</span><span id="line-194"> if (proc.hasException()) {</span> |
| <span class="source-line-no">195</span><span id="line-195"> RemoteProcedureException exception = proc.getException();</span> |
| <span class="source-line-no">196</span><span id="line-196"> builder.setException(</span> |
| <span class="source-line-no">197</span><span id="line-197"> RemoteProcedureException.toProto(exception.getSource(), exception.getCause()));</span> |
| <span class="source-line-no">198</span><span id="line-198"> }</span> |
| <span class="source-line-no">199</span><span id="line-199"></span> |
| <span class="source-line-no">200</span><span id="line-200"> final byte[] result = proc.getResult();</span> |
| <span class="source-line-no">201</span><span id="line-201"> if (result != null) {</span> |
| <span class="source-line-no">202</span><span id="line-202"> builder.setResult(UnsafeByteOperations.unsafeWrap(result));</span> |
| <span class="source-line-no">203</span><span id="line-203"> }</span> |
| <span class="source-line-no">204</span><span id="line-204"></span> |
| <span class="source-line-no">205</span><span id="line-205"> ProcedureStateSerializer serializer = new StateSerializer(builder);</span> |
| <span class="source-line-no">206</span><span id="line-206"> proc.serializeStateData(serializer);</span> |
| <span class="source-line-no">207</span><span id="line-207"></span> |
| <span class="source-line-no">208</span><span id="line-208"> if (proc.getNonceKey() != null) {</span> |
| <span class="source-line-no">209</span><span id="line-209"> builder.setNonceGroup(proc.getNonceKey().getNonceGroup());</span> |
| <span class="source-line-no">210</span><span id="line-210"> builder.setNonce(proc.getNonceKey().getNonce());</span> |
| <span class="source-line-no">211</span><span id="line-211"> }</span> |
| <span class="source-line-no">212</span><span id="line-212"></span> |
| <span class="source-line-no">213</span><span id="line-213"> if (proc.hasLock()) {</span> |
| <span class="source-line-no">214</span><span id="line-214"> builder.setLocked(true);</span> |
| <span class="source-line-no">215</span><span id="line-215"> }</span> |
| <span class="source-line-no">216</span><span id="line-216"></span> |
| <span class="source-line-no">217</span><span id="line-217"> if (proc.isBypass()) {</span> |
| <span class="source-line-no">218</span><span id="line-218"> builder.setBypass(true);</span> |
| <span class="source-line-no">219</span><span id="line-219"> }</span> |
| <span class="source-line-no">220</span><span id="line-220"> return builder.build();</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"> * Helper to convert the protobuf procedure.</span> |
| <span class="source-line-no">225</span><span id="line-225"> * <p/></span> |
| <span class="source-line-no">226</span><span id="line-226"> * Used by ProcedureStore implementations.</span> |
| <span class="source-line-no">227</span><span id="line-227"> * <p/></span> |
| <span class="source-line-no">228</span><span id="line-228"> * TODO: OPTIMIZATION: some of the field never change during the execution (e.g. className,</span> |
| <span class="source-line-no">229</span><span id="line-229"> * procId, parentId, ...). We can split in 'data' and 'state', and the store may take advantage of</span> |
| <span class="source-line-no">230</span><span id="line-230"> * it by storing the data only on insert().</span> |
| <span class="source-line-no">231</span><span id="line-231"> */</span> |
| <span class="source-line-no">232</span><span id="line-232"> public static Procedure<?> convertToProcedure(ProcedureProtos.Procedure proto)</span> |
| <span class="source-line-no">233</span><span id="line-233"> throws IOException {</span> |
| <span class="source-line-no">234</span><span id="line-234"> // Procedure from class name</span> |
| <span class="source-line-no">235</span><span id="line-235"> Procedure<?> proc = newProcedure(proto.getClassName());</span> |
| <span class="source-line-no">236</span><span id="line-236"></span> |
| <span class="source-line-no">237</span><span id="line-237"> // set fields</span> |
| <span class="source-line-no">238</span><span id="line-238"> proc.setProcId(proto.getProcId());</span> |
| <span class="source-line-no">239</span><span id="line-239"> proc.setState(proto.getState());</span> |
| <span class="source-line-no">240</span><span id="line-240"> proc.setSubmittedTime(proto.getSubmittedTime());</span> |
| <span class="source-line-no">241</span><span id="line-241"> proc.setLastUpdate(proto.getLastUpdate());</span> |
| <span class="source-line-no">242</span><span id="line-242"></span> |
| <span class="source-line-no">243</span><span id="line-243"> if (proto.hasParentId()) {</span> |
| <span class="source-line-no">244</span><span id="line-244"> proc.setParentProcId(proto.getParentId());</span> |
| <span class="source-line-no">245</span><span id="line-245"> }</span> |
| <span class="source-line-no">246</span><span id="line-246"></span> |
| <span class="source-line-no">247</span><span id="line-247"> if (proto.hasOwner()) {</span> |
| <span class="source-line-no">248</span><span id="line-248"> proc.setOwner(proto.getOwner());</span> |
| <span class="source-line-no">249</span><span id="line-249"> }</span> |
| <span class="source-line-no">250</span><span id="line-250"></span> |
| <span class="source-line-no">251</span><span id="line-251"> if (proto.hasTimeout()) {</span> |
| <span class="source-line-no">252</span><span id="line-252"> proc.setTimeout(proto.getTimeout());</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"> if (proto.getStackIdCount() > 0) {</span> |
| <span class="source-line-no">256</span><span id="line-256"> proc.setStackIndexes(proto.getStackIdList());</span> |
| <span class="source-line-no">257</span><span id="line-257"> }</span> |
| <span class="source-line-no">258</span><span id="line-258"> if (proto.getExecuted()) {</span> |
| <span class="source-line-no">259</span><span id="line-259"> proc.setExecuted();</span> |
| <span class="source-line-no">260</span><span id="line-260"> }</span> |
| <span class="source-line-no">261</span><span id="line-261"></span> |
| <span class="source-line-no">262</span><span id="line-262"> if (proto.hasException()) {</span> |
| <span class="source-line-no">263</span><span id="line-263"> assert proc.getState() == ProcedureProtos.ProcedureState.FAILED</span> |
| <span class="source-line-no">264</span><span id="line-264"> || proc.getState() == ProcedureProtos.ProcedureState.ROLLEDBACK</span> |
| <span class="source-line-no">265</span><span id="line-265"> : "The procedure must be failed (waiting to rollback) or rolledback";</span> |
| <span class="source-line-no">266</span><span id="line-266"> proc.setFailure(RemoteProcedureException.fromProto(proto.getException()));</span> |
| <span class="source-line-no">267</span><span id="line-267"> }</span> |
| <span class="source-line-no">268</span><span id="line-268"></span> |
| <span class="source-line-no">269</span><span id="line-269"> if (proto.hasResult()) {</span> |
| <span class="source-line-no">270</span><span id="line-270"> proc.setResult(proto.getResult().toByteArray());</span> |
| <span class="source-line-no">271</span><span id="line-271"> }</span> |
| <span class="source-line-no">272</span><span id="line-272"></span> |
| <span class="source-line-no">273</span><span id="line-273"> if (proto.getNonce() != HConstants.NO_NONCE) {</span> |
| <span class="source-line-no">274</span><span id="line-274"> proc.setNonceKey(new NonceKey(proto.getNonceGroup(), proto.getNonce()));</span> |
| <span class="source-line-no">275</span><span id="line-275"> }</span> |
| <span class="source-line-no">276</span><span id="line-276"></span> |
| <span class="source-line-no">277</span><span id="line-277"> if (proto.getLocked()) {</span> |
| <span class="source-line-no">278</span><span id="line-278"> proc.lockedWhenLoading();</span> |
| <span class="source-line-no">279</span><span id="line-279"> }</span> |
| <span class="source-line-no">280</span><span id="line-280"></span> |
| <span class="source-line-no">281</span><span id="line-281"> if (proto.getBypass()) {</span> |
| <span class="source-line-no">282</span><span id="line-282"> proc.bypass(null);</span> |
| <span class="source-line-no">283</span><span id="line-283"> }</span> |
| <span class="source-line-no">284</span><span id="line-284"></span> |
| <span class="source-line-no">285</span><span id="line-285"> ProcedureStateSerializer serializer = null;</span> |
| <span class="source-line-no">286</span><span id="line-286"></span> |
| <span class="source-line-no">287</span><span id="line-287"> if (proto.getStateMessageCount() > 0) {</span> |
| <span class="source-line-no">288</span><span id="line-288"> serializer = new StateSerializer(proto.toBuilder());</span> |
| <span class="source-line-no">289</span><span id="line-289"> } else if (proto.hasStateData()) {</span> |
| <span class="source-line-no">290</span><span id="line-290"> InputStream inputStream = proto.getStateData().newInput();</span> |
| <span class="source-line-no">291</span><span id="line-291"> serializer = new CompatStateSerializer(inputStream);</span> |
| <span class="source-line-no">292</span><span id="line-292"> }</span> |
| <span class="source-line-no">293</span><span id="line-293"></span> |
| <span class="source-line-no">294</span><span id="line-294"> if (serializer != null) {</span> |
| <span class="source-line-no">295</span><span id="line-295"> proc.deserializeStateData(serializer);</span> |
| <span class="source-line-no">296</span><span id="line-296"> }</span> |
| <span class="source-line-no">297</span><span id="line-297"></span> |
| <span class="source-line-no">298</span><span id="line-298"> return proc;</span> |
| <span class="source-line-no">299</span><span id="line-299"> }</span> |
| <span class="source-line-no">300</span><span id="line-300"></span> |
| <span class="source-line-no">301</span><span id="line-301"> // ==========================================================================</span> |
| <span class="source-line-no">302</span><span id="line-302"> // convert from LockedResource object</span> |
| <span class="source-line-no">303</span><span id="line-303"> // ==========================================================================</span> |
| <span class="source-line-no">304</span><span id="line-304"></span> |
| <span class="source-line-no">305</span><span id="line-305"> public static LockServiceProtos.LockedResourceType</span> |
| <span class="source-line-no">306</span><span id="line-306"> convertToProtoResourceType(LockedResourceType resourceType) {</span> |
| <span class="source-line-no">307</span><span id="line-307"> return LockServiceProtos.LockedResourceType.valueOf(resourceType.name());</span> |
| <span class="source-line-no">308</span><span id="line-308"> }</span> |
| <span class="source-line-no">309</span><span id="line-309"></span> |
| <span class="source-line-no">310</span><span id="line-310"> public static LockServiceProtos.LockType convertToProtoLockType(LockType lockType) {</span> |
| <span class="source-line-no">311</span><span id="line-311"> return LockServiceProtos.LockType.valueOf(lockType.name());</span> |
| <span class="source-line-no">312</span><span id="line-312"> }</span> |
| <span class="source-line-no">313</span><span id="line-313"></span> |
| <span class="source-line-no">314</span><span id="line-314"> public static LockServiceProtos.LockedResource</span> |
| <span class="source-line-no">315</span><span id="line-315"> convertToProtoLockedResource(LockedResource lockedResource) throws IOException {</span> |
| <span class="source-line-no">316</span><span id="line-316"> LockServiceProtos.LockedResource.Builder builder =</span> |
| <span class="source-line-no">317</span><span id="line-317"> LockServiceProtos.LockedResource.newBuilder();</span> |
| <span class="source-line-no">318</span><span id="line-318"></span> |
| <span class="source-line-no">319</span><span id="line-319"> builder.setResourceType(convertToProtoResourceType(lockedResource.getResourceType()))</span> |
| <span class="source-line-no">320</span><span id="line-320"> .setResourceName(lockedResource.getResourceName())</span> |
| <span class="source-line-no">321</span><span id="line-321"> .setLockType(convertToProtoLockType(lockedResource.getLockType()));</span> |
| <span class="source-line-no">322</span><span id="line-322"></span> |
| <span class="source-line-no">323</span><span id="line-323"> Procedure<?> exclusiveLockOwnerProcedure = lockedResource.getExclusiveLockOwnerProcedure();</span> |
| <span class="source-line-no">324</span><span id="line-324"></span> |
| <span class="source-line-no">325</span><span id="line-325"> if (exclusiveLockOwnerProcedure != null) {</span> |
| <span class="source-line-no">326</span><span id="line-326"> ProcedureProtos.Procedure exclusiveLockOwnerProcedureProto =</span> |
| <span class="source-line-no">327</span><span id="line-327"> convertToProtoProcedure(exclusiveLockOwnerProcedure);</span> |
| <span class="source-line-no">328</span><span id="line-328"> builder.setExclusiveLockOwnerProcedure(exclusiveLockOwnerProcedureProto);</span> |
| <span class="source-line-no">329</span><span id="line-329"> }</span> |
| <span class="source-line-no">330</span><span id="line-330"></span> |
| <span class="source-line-no">331</span><span id="line-331"> builder.setSharedLockCount(lockedResource.getSharedLockCount());</span> |
| <span class="source-line-no">332</span><span id="line-332"></span> |
| <span class="source-line-no">333</span><span id="line-333"> for (Procedure<?> waitingProcedure : lockedResource.getWaitingProcedures()) {</span> |
| <span class="source-line-no">334</span><span id="line-334"> ProcedureProtos.Procedure waitingProcedureProto = convertToProtoProcedure(waitingProcedure);</span> |
| <span class="source-line-no">335</span><span id="line-335"> builder.addWaitingProcedures(waitingProcedureProto);</span> |
| <span class="source-line-no">336</span><span id="line-336"> }</span> |
| <span class="source-line-no">337</span><span id="line-337"></span> |
| <span class="source-line-no">338</span><span id="line-338"> return builder.build();</span> |
| <span class="source-line-no">339</span><span id="line-339"> }</span> |
| <span class="source-line-no">340</span><span id="line-340"></span> |
| <span class="source-line-no">341</span><span id="line-341"> public static final String PROCEDURE_RETRY_SLEEP_INTERVAL_MS =</span> |
| <span class="source-line-no">342</span><span id="line-342"> "hbase.procedure.retry.sleep.interval.ms";</span> |
| <span class="source-line-no">343</span><span id="line-343"></span> |
| <span class="source-line-no">344</span><span id="line-344"> // default to 1 second</span> |
| <span class="source-line-no">345</span><span id="line-345"> public static final long DEFAULT_PROCEDURE_RETRY_SLEEP_INTERVAL_MS = 1000;</span> |
| <span class="source-line-no">346</span><span id="line-346"></span> |
| <span class="source-line-no">347</span><span id="line-347"> public static final String PROCEDURE_RETRY_MAX_SLEEP_TIME_MS =</span> |
| <span class="source-line-no">348</span><span id="line-348"> "hbase.procedure.retry.max.sleep.time.ms";</span> |
| <span class="source-line-no">349</span><span id="line-349"></span> |
| <span class="source-line-no">350</span><span id="line-350"> // default to 10 minutes</span> |
| <span class="source-line-no">351</span><span id="line-351"> public static final long DEFAULT_PROCEDURE_RETRY_MAX_SLEEP_TIME_MS =</span> |
| <span class="source-line-no">352</span><span id="line-352"> TimeUnit.MINUTES.toMillis(10);</span> |
| <span class="source-line-no">353</span><span id="line-353"></span> |
| <span class="source-line-no">354</span><span id="line-354"> /**</span> |
| <span class="source-line-no">355</span><span id="line-355"> * Get a retry counter for getting the backoff time. We will use the</span> |
| <span class="source-line-no">356</span><span id="line-356"> * {@link ExponentialBackoffPolicyWithLimit} policy, and the base unit is 1 second, max sleep time</span> |
| <span class="source-line-no">357</span><span id="line-357"> * is 10 minutes by default.</span> |
| <span class="source-line-no">358</span><span id="line-358"> * <p/></span> |
| <span class="source-line-no">359</span><span id="line-359"> * For UTs, you can set the {@link #PROCEDURE_RETRY_SLEEP_INTERVAL_MS} and</span> |
| <span class="source-line-no">360</span><span id="line-360"> * {@link #PROCEDURE_RETRY_MAX_SLEEP_TIME_MS} to make more frequent retry so your UT will not</span> |
| <span class="source-line-no">361</span><span id="line-361"> * timeout.</span> |
| <span class="source-line-no">362</span><span id="line-362"> */</span> |
| <span class="source-line-no">363</span><span id="line-363"> public static RetryCounter createRetryCounter(Configuration conf) {</span> |
| <span class="source-line-no">364</span><span id="line-364"> long sleepIntervalMs =</span> |
| <span class="source-line-no">365</span><span id="line-365"> conf.getLong(PROCEDURE_RETRY_SLEEP_INTERVAL_MS, DEFAULT_PROCEDURE_RETRY_SLEEP_INTERVAL_MS);</span> |
| <span class="source-line-no">366</span><span id="line-366"> long maxSleepTimeMs =</span> |
| <span class="source-line-no">367</span><span id="line-367"> conf.getLong(PROCEDURE_RETRY_MAX_SLEEP_TIME_MS, DEFAULT_PROCEDURE_RETRY_MAX_SLEEP_TIME_MS);</span> |
| <span class="source-line-no">368</span><span id="line-368"> RetryConfig retryConfig = new RetryConfig().setSleepInterval(sleepIntervalMs)</span> |
| <span class="source-line-no">369</span><span id="line-369"> .setMaxSleepTime(maxSleepTimeMs).setBackoffPolicy(new ExponentialBackoffPolicyWithLimit());</span> |
| <span class="source-line-no">370</span><span id="line-370"> return new RetryCounter(retryConfig);</span> |
| <span class="source-line-no">371</span><span id="line-371"> }</span> |
| <span class="source-line-no">372</span><span id="line-372"></span> |
| <span class="source-line-no">373</span><span id="line-373"> public static boolean isFinished(ProcedureProtos.Procedure proc) {</span> |
| <span class="source-line-no">374</span><span id="line-374"> if (!proc.hasParentId()) {</span> |
| <span class="source-line-no">375</span><span id="line-375"> switch (proc.getState()) {</span> |
| <span class="source-line-no">376</span><span id="line-376"> case ROLLEDBACK:</span> |
| <span class="source-line-no">377</span><span id="line-377"> case SUCCESS:</span> |
| <span class="source-line-no">378</span><span id="line-378"> return true;</span> |
| <span class="source-line-no">379</span><span id="line-379"> default:</span> |
| <span class="source-line-no">380</span><span id="line-380"> break;</span> |
| <span class="source-line-no">381</span><span id="line-381"> }</span> |
| <span class="source-line-no">382</span><span id="line-382"> }</span> |
| <span class="source-line-no">383</span><span id="line-383"> return false;</span> |
| <span class="source-line-no">384</span><span id="line-384"> }</span> |
| <span class="source-line-no">385</span><span id="line-385">}</span> |
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| </div> |
| </main> |
| </body> |
| </html> |
