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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.core.net;<a name="line.17"></a> |
| <span class="sourceLineNo">018</span><a name="line.18"></a> |
| <span class="sourceLineNo">019</span>import java.io.IOException;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.OutputStream;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.io.Serializable;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.net.ConnectException;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.net.InetAddress;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.net.InetSocketAddress;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.net.Socket;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.net.UnknownHostException;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.ArrayList;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.HashMap;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.List;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.Map;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.concurrent.CountDownLatch;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span><a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.logging.log4j.core.Layout;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.logging.log4j.core.appender.AppenderLoggingException;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.logging.log4j.core.appender.ManagerFactory;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.logging.log4j.core.appender.OutputStreamManager;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.logging.log4j.core.util.Closer;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.logging.log4j.core.util.Log4jThread;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.logging.log4j.core.util.NullOutputStream;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.logging.log4j.util.Strings;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span><a name="line.41"></a> |
| <span class="sourceLineNo">042</span>/**<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> * Manager of TCP Socket connections.<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> */<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>public class TcpSocketManager extends AbstractSocketManager {<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> /**<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> * The default reconnection delay (30000 milliseconds or 30 seconds).<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> */<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> public static final int DEFAULT_RECONNECTION_DELAY_MILLIS = 30000;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span> /**<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> * The default port number of remote logging server (4560).<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> */<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> private static final int DEFAULT_PORT = 4560;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span> private static final TcpSocketManagerFactory<TcpSocketManager, FactoryData> FACTORY = new TcpSocketManagerFactory<>();<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> private final int reconnectionDelayMillis;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private Reconnector reconnector;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span> private Socket socket;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> private final SocketOptions socketOptions;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span><a name="line.64"></a> |
| <span class="sourceLineNo">065</span> private final boolean retry;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> private final boolean immediateFail;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> private final int connectTimeoutMillis;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> /**<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> * Constructs.<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> *<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> * @param name<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> * The unique name of this connection.<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> * @param os<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> * The OutputStream.<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> * @param socket<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> * The Socket.<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> * @param inetAddress<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> * The Internet address of the host.<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> * @param host<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> * The name of the host.<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> * @param port<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> * The port number on the host.<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> * @param connectTimeoutMillis<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> * the connect timeout in milliseconds.<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> * @param reconnectionDelayMillis<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> * Reconnection interval.<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> * @param immediateFail<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> * True if the write should fail if no socket is immediately available.<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> * @param layout<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> * The Layout.<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> * @param bufferSize<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> * The buffer size.<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> * @deprecated Use<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> * {@link TcpSocketManager#TcpSocketManager(String, OutputStream, Socket, InetAddress, String, int, int, int, boolean, Layout, int, SocketOptions)}.<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> */<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> @Deprecated<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> public TcpSocketManager(final String name, final OutputStream os, final Socket socket,<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> final InetAddress inetAddress, final String host, final int port, final int connectTimeoutMillis,<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> final int reconnectionDelayMillis, final boolean immediateFail, final Layout<? extends Serializable> layout,<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> final int bufferSize) {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> this(name, os, socket, inetAddress, host, port, connectTimeoutMillis, reconnectionDelayMillis, immediateFail,<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> layout, bufferSize, null);<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> }<a name="line.106"></a> |
| <span class="sourceLineNo">107</span><a name="line.107"></a> |
| <span class="sourceLineNo">108</span> /**<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> * Constructs.<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> *<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> * @param name<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> * The unique name of this connection.<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> * @param os<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> * The OutputStream.<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> * @param socket<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> * The Socket.<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> * @param inetAddress<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> * The Internet address of the host.<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> * @param host<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> * The name of the host.<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> * @param port<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> * The port number on the host.<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> * @param connectTimeoutMillis<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> * the connect timeout in milliseconds.<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> * @param reconnectionDelayMillis<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> * Reconnection interval.<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> * @param immediateFail<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> * True if the write should fail if no socket is immediately available.<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> * @param layout<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> * The Layout.<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> * @param bufferSize<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> * The buffer size.<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> */<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> public TcpSocketManager(final String name, final OutputStream os, final Socket socket,<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> final InetAddress inetAddress, final String host, final int port, final int connectTimeoutMillis,<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> final int reconnectionDelayMillis, final boolean immediateFail, final Layout<? extends Serializable> layout,<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> final int bufferSize, final SocketOptions socketOptions) {<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> super(name, os, inetAddress, host, port, layout, true, bufferSize);<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> this.connectTimeoutMillis = connectTimeoutMillis;<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> this.reconnectionDelayMillis = reconnectionDelayMillis;<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> this.socket = socket;<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> this.immediateFail = immediateFail;<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> this.retry = reconnectionDelayMillis > 0;<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> if (socket == null) {<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> this.reconnector = createReconnector();<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> this.reconnector.start();<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> }<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> this.socketOptions = socketOptions;<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> }<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> * Obtains a TcpSocketManager.<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> *<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> * @param host<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> * The host to connect to.<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> * @param port<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> * The port on the host.<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> * @param connectTimeoutMillis<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> * the connect timeout in milliseconds<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> * @param reconnectDelayMillis<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> * The interval to pause between retries.<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> * @param bufferSize<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> * The buffer size.<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> * @return A TcpSocketManager.<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> * @deprecated Use {@link #getSocketManager(String, int, int, int, boolean, Layout, int, SocketOptions)}.<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> */<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> @Deprecated<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> public static TcpSocketManager getSocketManager(final String host, final int port, final int connectTimeoutMillis,<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> final int reconnectDelayMillis, final boolean immediateFail, final Layout<? extends Serializable> layout,<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> final int bufferSize) {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> return getSocketManager(host, port, connectTimeoutMillis, reconnectDelayMillis, immediateFail, layout,<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> bufferSize, null);<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> }<a name="line.173"></a> |
| <span class="sourceLineNo">174</span><a name="line.174"></a> |
| <span class="sourceLineNo">175</span> /**<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> * Obtains a TcpSocketManager.<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> *<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> * @param host<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> * The host to connect to.<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> * @param port<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> * The port on the host.<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> * @param connectTimeoutMillis<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> * the connect timeout in milliseconds<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> * @param reconnectDelayMillis<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> * The interval to pause between retries.<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> * @param bufferSize<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> * The buffer size.<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> * @return A TcpSocketManager.<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> */<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> public static TcpSocketManager getSocketManager(final String host, int port, final int connectTimeoutMillis,<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> int reconnectDelayMillis, final boolean immediateFail, final Layout<? extends Serializable> layout,<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> final int bufferSize, final SocketOptions socketOptions) {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> if (Strings.isEmpty(host)) {<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> throw new IllegalArgumentException("A host name is required");<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> }<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> if (port <= 0) {<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> port = DEFAULT_PORT;<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> }<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> if (reconnectDelayMillis == 0) {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> reconnectDelayMillis = DEFAULT_RECONNECTION_DELAY_MILLIS;<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> }<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> return (TcpSocketManager) getManager("TCP:" + host + ':' + port, new FactoryData(host, port,<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> connectTimeoutMillis, reconnectDelayMillis, immediateFail, layout, bufferSize, socketOptions), FACTORY);<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span><a name="line.205"></a> |
| <span class="sourceLineNo">206</span> @SuppressWarnings("sync-override") // synchronization on "this" is done within the method<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> @Override<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> protected void write(final byte[] bytes, final int offset, final int length, final boolean immediateFlush) {<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> if (socket == null) {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> if (reconnector != null && !immediateFail) {<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> reconnector.latch();<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> }<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> if (socket == null) {<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> throw new AppenderLoggingException("Error writing to " + getName() + ": socket not available");<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> }<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> synchronized (this) {<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> try {<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> writeAndFlush(bytes, offset, length, immediateFlush);<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> } catch (final IOException causeEx) {<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> if (retry && reconnector == null) {<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> final String config = inetAddress + ":" + port;<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> reconnector = createReconnector();<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> try {<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> reconnector.reconnect();<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> } catch (final IOException reconnEx) {<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> LOGGER.debug("Cannot reestablish socket connection to {}: {}; starting reconnector thread {}",<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> config, reconnEx.getLocalizedMessage(), reconnector.getName(), reconnEx);<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> reconnector.start();<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> throw new AppenderLoggingException(<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> String.format("Error sending to %s for %s", getName(), config), causeEx);<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> }<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> try {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> writeAndFlush(bytes, offset, length, immediateFlush);<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> } catch (final IOException e) {<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> throw new AppenderLoggingException(<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> String.format("Error writing to %s after reestablishing connection for %s", getName(),<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> config),<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> causeEx);<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> }<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> }<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> }<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> }<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> }<a name="line.244"></a> |
| <span class="sourceLineNo">245</span><a name="line.245"></a> |
| <span class="sourceLineNo">246</span> private void writeAndFlush(final byte[] bytes, final int offset, final int length, final boolean immediateFlush)<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> throws IOException {<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> @SuppressWarnings("resource") // outputStream is managed by this class<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> final OutputStream outputStream = getOutputStream();<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> outputStream.write(bytes, offset, length);<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> if (immediateFlush) {<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> outputStream.flush();<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> }<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> }<a name="line.254"></a> |
| <span class="sourceLineNo">255</span><a name="line.255"></a> |
| <span class="sourceLineNo">256</span> @Override<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> protected synchronized boolean closeOutputStream() {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> final boolean closed = super.closeOutputStream();<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> if (reconnector != null) {<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> reconnector.shutdown();<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> reconnector.interrupt();<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> reconnector = null;<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> }<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> final Socket oldSocket = socket;<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> socket = null;<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> if (oldSocket != null) {<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> try {<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> oldSocket.close();<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> } catch (final IOException e) {<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> LOGGER.error("Could not close socket {}", socket);<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> return false;<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> }<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> }<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> return closed;<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> }<a name="line.275"></a> |
| <span class="sourceLineNo">276</span><a name="line.276"></a> |
| <span class="sourceLineNo">277</span> public int getConnectTimeoutMillis() {<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> return connectTimeoutMillis;<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> }<a name="line.279"></a> |
| <span class="sourceLineNo">280</span><a name="line.280"></a> |
| <span class="sourceLineNo">281</span> /**<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> * Gets this TcpSocketManager's content format. Specified by:<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> * <ul><a name="line.283"></a> |
| <span class="sourceLineNo">284</span> * <li>Key: "protocol" Value: "tcp"</li><a name="line.284"></a> |
| <span class="sourceLineNo">285</span> * <li>Key: "direction" Value: "out"</li><a name="line.285"></a> |
| <span class="sourceLineNo">286</span> * </ul><a name="line.286"></a> |
| <span class="sourceLineNo">287</span> *<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> * @return Map of content format keys supporting TcpSocketManager<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> */<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> @Override<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> public Map<String, String> getContentFormat() {<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> final Map<String, String> result = new HashMap<>(super.getContentFormat());<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> result.put("protocol", "tcp");<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> result.put("direction", "out");<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> return result;<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> }<a name="line.296"></a> |
| <span class="sourceLineNo">297</span><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> /**<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> * Handles reconnecting to a Socket on a Thread.<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> */<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> private class Reconnector extends Log4jThread {<a name="line.301"></a> |
| <span class="sourceLineNo">302</span><a name="line.302"></a> |
| <span class="sourceLineNo">303</span> private final CountDownLatch latch = new CountDownLatch(1);<a name="line.303"></a> |
| <span class="sourceLineNo">304</span><a name="line.304"></a> |
| <span class="sourceLineNo">305</span> private boolean shutdown = false;<a name="line.305"></a> |
| <span class="sourceLineNo">306</span><a name="line.306"></a> |
| <span class="sourceLineNo">307</span> private final Object owner;<a name="line.307"></a> |
| <span class="sourceLineNo">308</span><a name="line.308"></a> |
| <span class="sourceLineNo">309</span> public Reconnector(final OutputStreamManager owner) {<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> super("TcpSocketManager-Reconnector");<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> this.owner = owner;<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> }<a name="line.312"></a> |
| <span class="sourceLineNo">313</span><a name="line.313"></a> |
| <span class="sourceLineNo">314</span> public void latch() {<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> try {<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> latch.await();<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> } catch (final InterruptedException ex) {<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> // Ignore the exception.<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> }<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<a name="line.320"></a> |
| <span class="sourceLineNo">321</span><a name="line.321"></a> |
| <span class="sourceLineNo">322</span> public void shutdown() {<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> shutdown = true;<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> @Override<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> public void run() {<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> while (!shutdown) {<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> try {<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> sleep(reconnectionDelayMillis);<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> reconnect();<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> } catch (final InterruptedException ie) {<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> LOGGER.debug("Reconnection interrupted.");<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> } catch (final ConnectException ex) {<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> LOGGER.debug("{}:{} refused connection", host, port);<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> } catch (final IOException ioe) {<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> LOGGER.debug("Unable to reconnect to {}:{}", host, port);<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> } finally {<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> latch.countDown();<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> }<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> }<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> }<a name="line.342"></a> |
| <span class="sourceLineNo">343</span><a name="line.343"></a> |
| <span class="sourceLineNo">344</span> void reconnect() throws IOException {<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> List<InetSocketAddress> socketAddresses = FACTORY.resolver.resolveHost(host, port);<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> if (socketAddresses.size() == 1) {<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> LOGGER.debug("Reconnecting " + socketAddresses.get(0));<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> connect(socketAddresses.get(0));<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> } else {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> IOException ioe = null;<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> for (InetSocketAddress socketAddress : socketAddresses) {<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> try {<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> LOGGER.debug("Reconnecting " + socketAddress);<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> connect(socketAddress);<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> return;<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> } catch (IOException ex) {<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> ioe = ex;<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> }<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> }<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> throw ioe;<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> }<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> }<a name="line.362"></a> |
| <span class="sourceLineNo">363</span><a name="line.363"></a> |
| <span class="sourceLineNo">364</span> private void connect(InetSocketAddress socketAddress) throws IOException {<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> final Socket sock = createSocket(socketAddress);<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> @SuppressWarnings("resource") // newOS is managed by the enclosing Manager.<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> final OutputStream newOS = sock.getOutputStream();<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> InetAddress prev = socket != null ? socket.getInetAddress() : null;<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> synchronized (owner) {<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> Closer.closeSilently(getOutputStream());<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> setOutputStream(newOS);<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> socket = sock;<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> reconnector = null;<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> shutdown = true;<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> }<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> String type = prev != null && prev.getHostAddress().equals(socketAddress.getAddress().getHostAddress()) ?<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> "reestablished" : "established";<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> LOGGER.debug("Connection to {}:{} {}: {}", host, port, type, socket);<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> }<a name="line.379"></a> |
| <span class="sourceLineNo">380</span><a name="line.380"></a> |
| <span class="sourceLineNo">381</span> @Override<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> public String toString() {<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> return "Reconnector [latch=" + latch + ", shutdown=" + shutdown + "]";<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> }<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> }<a name="line.385"></a> |
| <span class="sourceLineNo">386</span><a name="line.386"></a> |
| <span class="sourceLineNo">387</span> private Reconnector createReconnector() {<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> final Reconnector recon = new Reconnector(this);<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> recon.setDaemon(true);<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> recon.setPriority(Thread.MIN_PRIORITY);<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> return recon;<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> }<a name="line.392"></a> |
| <span class="sourceLineNo">393</span><a name="line.393"></a> |
| <span class="sourceLineNo">394</span> protected Socket createSocket(final InetSocketAddress socketAddress) throws IOException {<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> return createSocket(socketAddress, socketOptions, connectTimeoutMillis);<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> }<a name="line.396"></a> |
| <span class="sourceLineNo">397</span><a name="line.397"></a> |
| <span class="sourceLineNo">398</span> protected static Socket createSocket(final InetSocketAddress socketAddress, final SocketOptions socketOptions,<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> final int connectTimeoutMillis) throws IOException {<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> LOGGER.debug("Creating socket {}", socketAddress.toString());<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> final Socket newSocket = new Socket();<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> if (socketOptions != null) {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> // Not sure which options must be applied before or after the connect() call.<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> socketOptions.apply(newSocket);<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> }<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> newSocket.connect(socketAddress, connectTimeoutMillis);<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> if (socketOptions != null) {<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> // Not sure which options must be applied before or after the connect() call.<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> socketOptions.apply(newSocket);<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> }<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> return newSocket;<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> }<a name="line.412"></a> |
| <span class="sourceLineNo">413</span><a name="line.413"></a> |
| <span class="sourceLineNo">414</span> /**<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> * Data for the factory.<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> */<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> static class FactoryData {<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> protected final String host;<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> protected final int port;<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> protected final int connectTimeoutMillis;<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> protected final int reconnectDelayMillis;<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> protected final boolean immediateFail;<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> protected final Layout<? extends Serializable> layout;<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> protected final int bufferSize;<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> protected final SocketOptions socketOptions;<a name="line.425"></a> |
| <span class="sourceLineNo">426</span><a name="line.426"></a> |
| <span class="sourceLineNo">427</span> public FactoryData(final String host, final int port, final int connectTimeoutMillis,<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> final int reconnectDelayMillis, final boolean immediateFail,<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> final Layout<? extends Serializable> layout, final int bufferSize, final SocketOptions socketOptions) {<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> this.host = host;<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> this.port = port;<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> this.connectTimeoutMillis = connectTimeoutMillis;<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> this.reconnectDelayMillis = reconnectDelayMillis;<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> this.immediateFail = immediateFail;<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> this.layout = layout;<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> this.bufferSize = bufferSize;<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> this.socketOptions = socketOptions;<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> }<a name="line.438"></a> |
| <span class="sourceLineNo">439</span><a name="line.439"></a> |
| <span class="sourceLineNo">440</span> @Override<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> public String toString() {<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> return "FactoryData [host=" + host + ", port=" + port + ", connectTimeoutMillis=" + connectTimeoutMillis<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> + ", reconnectDelayMillis=" + reconnectDelayMillis + ", immediateFail=" + immediateFail<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> + ", layout=" + layout + ", bufferSize=" + bufferSize + ", socketOptions=" + socketOptions + "]";<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> }<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> }<a name="line.446"></a> |
| <span class="sourceLineNo">447</span><a name="line.447"></a> |
| <span class="sourceLineNo">448</span> /**<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> * Factory to create a TcpSocketManager.<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> *<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> * @param <M><a name="line.451"></a> |
| <span class="sourceLineNo">452</span> * The manager type.<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> * @param <T><a name="line.453"></a> |
| <span class="sourceLineNo">454</span> * The factory data type.<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> */<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> protected static class TcpSocketManagerFactory<M extends TcpSocketManager, T extends FactoryData><a name="line.456"></a> |
| <span class="sourceLineNo">457</span> implements ManagerFactory<M, T> {<a name="line.457"></a> |
| <span class="sourceLineNo">458</span><a name="line.458"></a> |
| <span class="sourceLineNo">459</span> static HostResolver resolver = new HostResolver();<a name="line.459"></a> |
| <span class="sourceLineNo">460</span><a name="line.460"></a> |
| <span class="sourceLineNo">461</span> @SuppressWarnings("resource")<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> @Override<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> public M createManager(final String name, final T data) {<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> InetAddress inetAddress;<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> OutputStream os;<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> try {<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> inetAddress = InetAddress.getByName(data.host);<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> } catch (final UnknownHostException ex) {<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> LOGGER.error("Could not find address of {}: {}", data.host, ex, ex);<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> return null;<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> }<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> Socket socket = null;<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> try {<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> // LOG4J2-1042<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> socket = createSocket(data);<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> os = socket.getOutputStream();<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> return createManager(name, os, socket, inetAddress, data);<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> } catch (final IOException ex) {<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> LOGGER.error("TcpSocketManager ({}) caught exception and will continue:", name, ex, ex);<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> os = NullOutputStream.getInstance();<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> }<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> if (data.reconnectDelayMillis == 0) {<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> Closer.closeSilently(socket);<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> return null;<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> }<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> return createManager(name, os, null, inetAddress, data);<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> }<a name="line.487"></a> |
| <span class="sourceLineNo">488</span><a name="line.488"></a> |
| <span class="sourceLineNo">489</span> @SuppressWarnings("unchecked")<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> M createManager(final String name, final OutputStream os, final Socket socket, final InetAddress inetAddress, final T data) {<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> return (M) new TcpSocketManager(name, os, socket, inetAddress, data.host, data.port,<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> data.connectTimeoutMillis, data.reconnectDelayMillis, data.immediateFail, data.layout,<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> data.bufferSize, data.socketOptions);<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> }<a name="line.494"></a> |
| <span class="sourceLineNo">495</span><a name="line.495"></a> |
| <span class="sourceLineNo">496</span> Socket createSocket(final T data) throws IOException {<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> List<InetSocketAddress> socketAddresses = resolver.resolveHost(data.host, data.port);<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> IOException ioe = null;<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> for (InetSocketAddress socketAddress : socketAddresses) {<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> try {<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> return TcpSocketManager.createSocket(socketAddress, data.socketOptions, data.connectTimeoutMillis);<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> } catch (IOException ex) {<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> ioe = ex;<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> }<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> }<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> throw new IOException(errorMessage(data, socketAddresses) , ioe);<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> }<a name="line.507"></a> |
| <span class="sourceLineNo">508</span><a name="line.508"></a> |
| <span class="sourceLineNo">509</span> protected String errorMessage(final T data, List<InetSocketAddress> socketAddresses) {<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> StringBuilder sb = new StringBuilder("Unable to create socket for ");<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> sb.append(data.host).append(" at port ").append(data.port);<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> if (socketAddresses.size() == 1) {<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> if (!socketAddresses.get(0).getAddress().getHostAddress().equals(data.host)) {<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> sb.append(" using ip address ").append(socketAddresses.get(0).getAddress().getHostAddress());<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> sb.append(" and port ").append(socketAddresses.get(0).getPort());<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> }<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> } else {<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> sb.append(" using ip addresses and ports ");<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> for (int i = 0; i < socketAddresses.size(); ++i) {<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> if (i > 0) {<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> sb.append(", ");<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> sb.append(socketAddresses.get(i).getAddress().getHostAddress());<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> sb.append(":").append(socketAddresses.get(i).getPort());<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> }<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> }<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> }<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> return sb.toString();<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> }<a name="line.528"></a> |
| <span class="sourceLineNo">529</span><a name="line.529"></a> |
| <span class="sourceLineNo">530</span> }<a name="line.530"></a> |
| <span class="sourceLineNo">531</span><a name="line.531"></a> |
| <span class="sourceLineNo">532</span> /**<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> * This method is only for unit testing. It is not Thread-safe.<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> * @param resolver the HostResolver.<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> */<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> public static void setHostResolver(HostResolver resolver) {<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> TcpSocketManagerFactory.resolver = resolver;<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> }<a name="line.538"></a> |
| <span class="sourceLineNo">539</span><a name="line.539"></a> |
| <span class="sourceLineNo">540</span> public static class HostResolver {<a name="line.540"></a> |
| <span class="sourceLineNo">541</span><a name="line.541"></a> |
| <span class="sourceLineNo">542</span> public List<InetSocketAddress> resolveHost(String host, int port) throws UnknownHostException {<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> InetAddress[] addresses = InetAddress.getAllByName(host);<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> List<InetSocketAddress> socketAddresses = new ArrayList<>(addresses.length);<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> for (InetAddress address: addresses) {<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> socketAddresses.add(new InetSocketAddress(address, port));<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> }<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> return socketAddresses;<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> }<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> }<a name="line.550"></a> |
| <span class="sourceLineNo">551</span><a name="line.551"></a> |
| <span class="sourceLineNo">552</span> /**<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> * USE AT YOUR OWN RISK, method is public for testing purpose only for now.<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> */<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> public SocketOptions getSocketOptions() {<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> return socketOptions;<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> }<a name="line.557"></a> |
| <span class="sourceLineNo">558</span><a name="line.558"></a> |
| <span class="sourceLineNo">559</span> /**<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> * USE AT YOUR OWN RISK, method is public for testing purpose only for now.<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> */<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> public Socket getSocket() {<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> return socket;<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> }<a name="line.564"></a> |
| <span class="sourceLineNo">565</span><a name="line.565"></a> |
| <span class="sourceLineNo">566</span> public int getReconnectionDelayMillis() {<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> return reconnectionDelayMillis;<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> }<a name="line.568"></a> |
| <span class="sourceLineNo">569</span><a name="line.569"></a> |
| <span class="sourceLineNo">570</span> @Override<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> public String toString() {<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> return "TcpSocketManager [reconnectionDelayMillis=" + reconnectionDelayMillis + ", reconnector=" + reconnector<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> + ", socket=" + socket + ", socketOptions=" + socketOptions + ", retry=" + retry + ", immediateFail="<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> + immediateFail + ", connectTimeoutMillis=" + connectTimeoutMillis + ", inetAddress=" + inetAddress<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> + ", host=" + host + ", port=" + port + ", layout=" + layout + ", byteBuffer=" + byteBuffer + ", count="<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> + count + "]";<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> }<a name="line.577"></a> |
| <span class="sourceLineNo">578</span><a name="line.578"></a> |
| <span class="sourceLineNo">579</span>}<a name="line.579"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
