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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * this work for additional information regarding copyright ownership.<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * The ASF licenses this file to You under the Apache license, Version 2.0<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * the License. You may obtain a copy of the License at<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> *<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> *<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * See the license for the specific language governing permissions and<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * limitations under the license.<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> */<a name="line.16"></a> |
| <span class="sourceLineNo">017</span>package org.apache.logging.log4j.flume.appender;<a name="line.17"></a> |
| <span class="sourceLineNo">018</span><a name="line.18"></a> |
| <span class="sourceLineNo">019</span>import java.util.Properties;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.util.concurrent.TimeUnit;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span><a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import org.apache.flume.Event;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import org.apache.flume.api.RpcClient;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import org.apache.flume.api.RpcClientFactory;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.logging.log4j.core.appender.AppenderLoggingException;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.logging.log4j.core.appender.ManagerFactory;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span><a name="line.27"></a> |
| <span class="sourceLineNo">028</span>/**<a name="line.28"></a> |
| <span class="sourceLineNo">029</span> * Manager for FlumeAvroAppenders.<a name="line.29"></a> |
| <span class="sourceLineNo">030</span> */<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>public class FlumeAvroManager extends AbstractFlumeManager {<a name="line.31"></a> |
| <span class="sourceLineNo">032</span><a name="line.32"></a> |
| <span class="sourceLineNo">033</span> private static final int MAX_RECONNECTS = 3;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span> private static final int MINIMUM_TIMEOUT = 1000;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span><a name="line.35"></a> |
| <span class="sourceLineNo">036</span> private static AvroManagerFactory factory = new AvroManagerFactory();<a name="line.36"></a> |
| <span class="sourceLineNo">037</span><a name="line.37"></a> |
| <span class="sourceLineNo">038</span> private final Agent[] agents;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span><a name="line.39"></a> |
| <span class="sourceLineNo">040</span> private final int batchSize;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span><a name="line.41"></a> |
| <span class="sourceLineNo">042</span> private final long delayNanos;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> private final int delayMillis;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span><a name="line.44"></a> |
| <span class="sourceLineNo">045</span> private final int retries;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span><a name="line.46"></a> |
| <span class="sourceLineNo">047</span> private final int connectTimeoutMillis;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span><a name="line.48"></a> |
| <span class="sourceLineNo">049</span> private final int requestTimeoutMillis;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span><a name="line.50"></a> |
| <span class="sourceLineNo">051</span> private final int current = 0;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> private volatile RpcClient rpcClient = null;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span> private BatchEvent batchEvent = new BatchEvent();<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> private long nextSend = 0;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span><a name="line.57"></a> |
| <span class="sourceLineNo">058</span> /**<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * Constructor<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * @param name The unique name of this manager.<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * @param agents An array of Agents.<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * @param batchSize The number of events to include in a batch.<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> * @param retries The number of times to retry connecting before giving up.<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * @param connectTimeout The connection timeout in ms.<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> * @param requestTimeout The request timeout in ms.<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> *<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> */<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> protected FlumeAvroManager(final String name, final String shortName, final Agent[] agents, final int batchSize,<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> final int delayMillis, final int retries, final int connectTimeout, final int requestTimeout) {<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> super(name);<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> this.agents = agents;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> this.batchSize = batchSize;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> this.delayMillis = delayMillis;<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> this.delayNanos = TimeUnit.MILLISECONDS.toNanos(delayMillis);<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> this.retries = retries;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> this.connectTimeoutMillis = connectTimeout;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> this.requestTimeoutMillis = requestTimeout;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> this.rpcClient = connect(agents, retries, connectTimeout, requestTimeout);<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> }<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> /**<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> * Returns a FlumeAvroManager.<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> * @param name The name of the manager.<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> * @param agents The agents to use.<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> * @param batchSize The number of events to include in a batch.<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> * @param delayMillis The number of milliseconds to wait before sending an incomplete batch.<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> * @param retries The number of times to retry connecting before giving up.<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> * @param connectTimeoutMillis The connection timeout in ms.<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> * @param requestTimeoutMillis The request timeout in ms.<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> * @return A FlumeAvroManager.<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> */<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> public static FlumeAvroManager getManager(final String name, final Agent[] agents, int batchSize, final int delayMillis,<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> final int retries, final int connectTimeoutMillis, final int requestTimeoutMillis) {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> if (agents == null || agents.length == 0) {<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> throw new IllegalArgumentException("At least one agent is required");<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> }<a name="line.96"></a> |
| <span class="sourceLineNo">097</span><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> if (batchSize <= 0) {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> batchSize = 1;<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> };<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> final StringBuilder sb = new StringBuilder(name);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> sb.append(" FlumeAvro[");<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> boolean first = true;<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> for (final Agent agent : agents) {<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> if (!first) {<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> sb.append(',');<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> }<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> sb.append(agent.getHost()).append(':').append(agent.getPort());<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> first = false;<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> }<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> sb.append(']');<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> return getManager(sb.toString(), factory,<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> new FactoryData(name, agents, batchSize, delayMillis, retries, connectTimeoutMillis, requestTimeoutMillis));<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> }<a name="line.114"></a> |
| <span class="sourceLineNo">115</span><a name="line.115"></a> |
| <span class="sourceLineNo">116</span> /**<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> * Returns the agents.<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> * @return The agent array.<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> */<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> public Agent[] getAgents() {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> return agents;<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> }<a name="line.122"></a> |
| <span class="sourceLineNo">123</span><a name="line.123"></a> |
| <span class="sourceLineNo">124</span> /**<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> * Returns the index of the current agent.<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> * @return The index for the current agent.<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> */<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> public int getCurrent() {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> return current;<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> }<a name="line.130"></a> |
| <span class="sourceLineNo">131</span><a name="line.131"></a> |
| <span class="sourceLineNo">132</span> public int getRetries() {<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> return retries;<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> }<a name="line.134"></a> |
| <span class="sourceLineNo">135</span><a name="line.135"></a> |
| <span class="sourceLineNo">136</span> public int getConnectTimeoutMillis() {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> return connectTimeoutMillis;<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> }<a name="line.138"></a> |
| <span class="sourceLineNo">139</span><a name="line.139"></a> |
| <span class="sourceLineNo">140</span> public int getRequestTimeoutMillis() {<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> return requestTimeoutMillis;<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> }<a name="line.142"></a> |
| <span class="sourceLineNo">143</span><a name="line.143"></a> |
| <span class="sourceLineNo">144</span> public int getBatchSize() {<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> return batchSize;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> }<a name="line.146"></a> |
| <span class="sourceLineNo">147</span><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> public int getDelayMillis() {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> return delayMillis;<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> }<a name="line.150"></a> |
| <span class="sourceLineNo">151</span><a name="line.151"></a> |
| <span class="sourceLineNo">152</span> public void send(final BatchEvent events) {<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> if (rpcClient == null) {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> synchronized (this) {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> if (rpcClient == null) {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> rpcClient = connect(agents, retries, connectTimeoutMillis, requestTimeoutMillis);<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> }<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> }<a name="line.159"></a> |
| <span class="sourceLineNo">160</span><a name="line.160"></a> |
| <span class="sourceLineNo">161</span> if (rpcClient != null) {<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> try {<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> LOGGER.trace("Sending batch of {} events", events.getEvents().size());<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> rpcClient.appendBatch(events.getEvents());<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> } catch (final Exception ex) {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> rpcClient.close();<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> rpcClient = null;<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> final String msg = "Unable to write to " + getName() + " at " + agents[current].getHost() + ':' +<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> agents[current].getPort();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> LOGGER.warn(msg, ex);<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> throw new AppenderLoggingException("No Flume agents are available");<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> }<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> } else {<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> final String msg = "Unable to write to " + getName() + " at " + agents[current].getHost() + ':' +<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> agents[current].getPort();<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> LOGGER.warn(msg);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> throw new AppenderLoggingException("No Flume agents are available");<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> }<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> }<a name="line.179"></a> |
| <span class="sourceLineNo">180</span><a name="line.180"></a> |
| <span class="sourceLineNo">181</span> @Override<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> public void send(final Event event) {<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> if (batchSize == 1) {<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> if (rpcClient == null) {<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> rpcClient = connect(agents, retries, connectTimeoutMillis, requestTimeoutMillis);<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> }<a name="line.186"></a> |
| <span class="sourceLineNo">187</span><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> if (rpcClient != null) {<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> try {<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> rpcClient.append(event);<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> } catch (final Exception ex) {<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> rpcClient.close();<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> rpcClient = null;<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> final String msg = "Unable to write to " + getName() + " at " + agents[current].getHost() + ':' +<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> agents[current].getPort();<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> LOGGER.warn(msg, ex);<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> throw new AppenderLoggingException("No Flume agents are available");<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> }<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> } else {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> final String msg = "Unable to write to " + getName() + " at " + agents[current].getHost() + ':' +<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> agents[current].getPort();<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> LOGGER.warn(msg);<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> throw new AppenderLoggingException("No Flume agents are available");<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> } else {<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> int eventCount;<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> BatchEvent batch = null;<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> synchronized(batchEvent) {<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> batchEvent.addEvent(event);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> eventCount = batchEvent.size();<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> long now = System.nanoTime();<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> if (eventCount == 1) {<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> nextSend = now + delayNanos;<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> }<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> if (eventCount >= batchSize || now >= nextSend) {<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> batch = batchEvent;<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> batchEvent = new BatchEvent();<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> }<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> }<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> if (batch != null) {<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> send(batch);<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> }<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> }<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> }<a name="line.224"></a> |
| <span class="sourceLineNo">225</span><a name="line.225"></a> |
| <span class="sourceLineNo">226</span> /**<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> * There is a very good chance that this will always return the first agent even if it isn't available.<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> * @param agents The list of agents to choose from<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> * @return The FlumeEventAvroServer.<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> */<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> private RpcClient connect(final Agent[] agents, int retries, final int connectTimeoutMillis, final int requestTimeoutMillis) {<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> try {<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> final Properties props = new Properties();<a name="line.233"></a> |
| <span class="sourceLineNo">234</span><a name="line.234"></a> |
| <span class="sourceLineNo">235</span> props.put("client.type", "default_failover");<a name="line.235"></a> |
| <span class="sourceLineNo">236</span><a name="line.236"></a> |
| <span class="sourceLineNo">237</span> int agentCount = 1;<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> final StringBuilder sb = new StringBuilder();<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> for (final Agent agent : agents) {<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> if (sb.length() > 0) {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> sb.append(' ');<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> }<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> final String hostName = "host" + agentCount++;<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> props.put("hosts." + hostName, agent.getHost() + ':' + agent.getPort());<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> sb.append(hostName);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> }<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> props.put("hosts", sb.toString());<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> if (batchSize > 0) {<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> props.put("batch-size", Integer.toString(batchSize));<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> }<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> if (retries > 1) {<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> if (retries > MAX_RECONNECTS) {<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> retries = MAX_RECONNECTS;<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> }<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> props.put("max-attempts", Integer.toString(retries * agents.length));<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> if (requestTimeoutMillis >= MINIMUM_TIMEOUT) {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> props.put("request-timeout", Integer.toString(requestTimeoutMillis));<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> }<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> if (connectTimeoutMillis >= MINIMUM_TIMEOUT) {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> props.put("connect-timeout", Integer.toString(connectTimeoutMillis));<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> }<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> return RpcClientFactory.getInstance(props);<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> } catch (final Exception ex) {<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> LOGGER.error("Unable to create Flume RPCClient: {}", ex.getMessage());<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> return null;<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> }<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> }<a name="line.268"></a> |
| <span class="sourceLineNo">269</span><a name="line.269"></a> |
| <span class="sourceLineNo">270</span> @Override<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> protected boolean releaseSub(final long timeout, final TimeUnit timeUnit) {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> boolean closed = true;<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> if (rpcClient != null) {<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> try {<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> synchronized(this) {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> try {<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> if (batchSize > 1 && batchEvent.getEvents().size() > 0) {<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> send(batchEvent);<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> }<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> } catch (final Exception ex) {<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> LOGGER.error("Error sending final batch: {}", ex.getMessage());<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> closed = false;<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> }<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> }<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> rpcClient.close();<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> } catch (final Exception ex) {<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> LOGGER.error("Attempt to close RPC client failed", ex);<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> closed = false;<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> }<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> }<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> rpcClient = null;<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> return closed;<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> }<a name="line.293"></a> |
| <span class="sourceLineNo">294</span><a name="line.294"></a> |
| <span class="sourceLineNo">295</span> /**<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> * Factory data.<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> */<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> private static class FactoryData {<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> private final String name;<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> private final Agent[] agents;<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> private final int batchSize;<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> private final int delayMillis;<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> private final int retries;<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> private final int conntectTimeoutMillis;<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> private final int requestTimeoutMillis;<a name="line.305"></a> |
| <span class="sourceLineNo">306</span><a name="line.306"></a> |
| <span class="sourceLineNo">307</span> /**<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> * Constructor.<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> * @param name The name of the Appender.<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> * @param agents The agents.<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> * @param batchSize The number of events to include in a batch.<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> */<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> public FactoryData(final String name, final Agent[] agents, final int batchSize, final int delayMillis,<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> final int retries, final int connectTimeoutMillis, final int requestTimeoutMillis) {<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> this.name = name;<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> this.agents = agents;<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> this.batchSize = batchSize;<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> this.delayMillis = delayMillis;<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> this.retries = retries;<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> this.conntectTimeoutMillis = connectTimeoutMillis;<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> this.requestTimeoutMillis = requestTimeoutMillis;<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> }<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> }<a name="line.323"></a> |
| <span class="sourceLineNo">324</span><a name="line.324"></a> |
| <span class="sourceLineNo">325</span> /**<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> * Avro Manager Factory.<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> */<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> private static class AvroManagerFactory implements ManagerFactory<FlumeAvroManager, FactoryData> {<a name="line.328"></a> |
| <span class="sourceLineNo">329</span><a name="line.329"></a> |
| <span class="sourceLineNo">330</span> /**<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> * Create the FlumeAvroManager.<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> * @param name The name of the entity to manage.<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> * @param data The data required to create the entity.<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> * @return The FlumeAvroManager.<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> */<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> @Override<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> public FlumeAvroManager createManager(final String name, final FactoryData data) {<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> try {<a name="line.338"></a> |
| <span class="sourceLineNo">339</span><a name="line.339"></a> |
| <span class="sourceLineNo">340</span> return new FlumeAvroManager(name, data.name, data.agents, data.batchSize, data.delayMillis,<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> data.retries, data.conntectTimeoutMillis, data.requestTimeoutMillis);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> } catch (final Exception ex) {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> LOGGER.error("Could not create FlumeAvroManager", ex);<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> }<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> return null;<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> }<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> }<a name="line.347"></a> |
| <span class="sourceLineNo">348</span><a name="line.348"></a> |
| <span class="sourceLineNo">349</span>}<a name="line.349"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
