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/hadoop-2.6.5/share/doc/hadoop/api/src-html/org/apache/hadoop/net/SocksSocketFactory.html

https://gitlab.com/ZZ3F2/MapReduce
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  8. <div class="sourceContainer">
  9. <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
  10. <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
  11. <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
  12. <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
  13. <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
  14. <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
  15. <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
  16. <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
  17. <span class="sourceLineNo">009</span> *<a name="line.9"></a>
  18. <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
  19. <span class="sourceLineNo">011</span> *<a name="line.11"></a>
  20. <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
  21. <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
  22. <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
  23. <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
  24. <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
  25. <span class="sourceLineNo">017</span> */<a name="line.17"></a>
  26. <span class="sourceLineNo">018</span>package org.apache.hadoop.net;<a name="line.18"></a>
  27. <span class="sourceLineNo">019</span><a name="line.19"></a>
  28. <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a>
  29. <span class="sourceLineNo">021</span>import java.net.InetAddress;<a name="line.21"></a>
  30. <span class="sourceLineNo">022</span>import java.net.InetSocketAddress;<a name="line.22"></a>
  31. <span class="sourceLineNo">023</span>import java.net.Proxy;<a name="line.23"></a>
  32. <span class="sourceLineNo">024</span>import java.net.Socket;<a name="line.24"></a>
  33. <span class="sourceLineNo">025</span>import java.net.UnknownHostException;<a name="line.25"></a>
  34. <span class="sourceLineNo">026</span><a name="line.26"></a>
  35. <span class="sourceLineNo">027</span>import javax.net.SocketFactory;<a name="line.27"></a>
  36. <span class="sourceLineNo">028</span><a name="line.28"></a>
  37. <span class="sourceLineNo">029</span>import org.apache.hadoop.classification.InterfaceAudience;<a name="line.29"></a>
  38. <span class="sourceLineNo">030</span>import org.apache.hadoop.classification.InterfaceStability;<a name="line.30"></a>
  39. <span class="sourceLineNo">031</span>import org.apache.hadoop.conf.Configurable;<a name="line.31"></a>
  40. <span class="sourceLineNo">032</span>import org.apache.hadoop.conf.Configuration;<a name="line.32"></a>
  41. <span class="sourceLineNo">033</span><a name="line.33"></a>
  42. <span class="sourceLineNo">034</span>/**<a name="line.34"></a>
  43. <span class="sourceLineNo">035</span> * Specialized SocketFactory to create sockets with a SOCKS proxy<a name="line.35"></a>
  44. <span class="sourceLineNo">036</span> */<a name="line.36"></a>
  45. <span class="sourceLineNo">037</span>@InterfaceAudience.Public<a name="line.37"></a>
  46. <span class="sourceLineNo">038</span>@InterfaceStability.Evolving<a name="line.38"></a>
  47. <span class="sourceLineNo">039</span>public class SocksSocketFactory extends SocketFactory implements<a name="line.39"></a>
  48. <span class="sourceLineNo">040</span> Configurable {<a name="line.40"></a>
  49. <span class="sourceLineNo">041</span><a name="line.41"></a>
  50. <span class="sourceLineNo">042</span> private Configuration conf;<a name="line.42"></a>
  51. <span class="sourceLineNo">043</span><a name="line.43"></a>
  52. <span class="sourceLineNo">044</span> private Proxy proxy;<a name="line.44"></a>
  53. <span class="sourceLineNo">045</span><a name="line.45"></a>
  54. <span class="sourceLineNo">046</span> /**<a name="line.46"></a>
  55. <span class="sourceLineNo">047</span> * Default empty constructor (for use with the reflection API).<a name="line.47"></a>
  56. <span class="sourceLineNo">048</span> */<a name="line.48"></a>
  57. <span class="sourceLineNo">049</span> public SocksSocketFactory() {<a name="line.49"></a>
  58. <span class="sourceLineNo">050</span> this.proxy = Proxy.NO_PROXY;<a name="line.50"></a>
  59. <span class="sourceLineNo">051</span> }<a name="line.51"></a>
  60. <span class="sourceLineNo">052</span><a name="line.52"></a>
  61. <span class="sourceLineNo">053</span> /**<a name="line.53"></a>
  62. <span class="sourceLineNo">054</span> * Constructor with a supplied Proxy<a name="line.54"></a>
  63. <span class="sourceLineNo">055</span> * <a name="line.55"></a>
  64. <span class="sourceLineNo">056</span> * @param proxy the proxy to use to create sockets<a name="line.56"></a>
  65. <span class="sourceLineNo">057</span> */<a name="line.57"></a>
  66. <span class="sourceLineNo">058</span> public SocksSocketFactory(Proxy proxy) {<a name="line.58"></a>
  67. <span class="sourceLineNo">059</span> this.proxy = proxy;<a name="line.59"></a>
  68. <span class="sourceLineNo">060</span> }<a name="line.60"></a>
  69. <span class="sourceLineNo">061</span><a name="line.61"></a>
  70. <span class="sourceLineNo">062</span> @Override<a name="line.62"></a>
  71. <span class="sourceLineNo">063</span> public Socket createSocket() throws IOException {<a name="line.63"></a>
  72. <span class="sourceLineNo">064</span><a name="line.64"></a>
  73. <span class="sourceLineNo">065</span> return new Socket(proxy);<a name="line.65"></a>
  74. <span class="sourceLineNo">066</span> }<a name="line.66"></a>
  75. <span class="sourceLineNo">067</span><a name="line.67"></a>
  76. <span class="sourceLineNo">068</span> @Override<a name="line.68"></a>
  77. <span class="sourceLineNo">069</span> public Socket createSocket(InetAddress addr, int port) throws IOException {<a name="line.69"></a>
  78. <span class="sourceLineNo">070</span><a name="line.70"></a>
  79. <span class="sourceLineNo">071</span> Socket socket = createSocket();<a name="line.71"></a>
  80. <span class="sourceLineNo">072</span> socket.connect(new InetSocketAddress(addr, port));<a name="line.72"></a>
  81. <span class="sourceLineNo">073</span> return socket;<a name="line.73"></a>
  82. <span class="sourceLineNo">074</span> }<a name="line.74"></a>
  83. <span class="sourceLineNo">075</span><a name="line.75"></a>
  84. <span class="sourceLineNo">076</span> @Override<a name="line.76"></a>
  85. <span class="sourceLineNo">077</span> public Socket createSocket(InetAddress addr, int port,<a name="line.77"></a>
  86. <span class="sourceLineNo">078</span> InetAddress localHostAddr, int localPort) throws IOException {<a name="line.78"></a>
  87. <span class="sourceLineNo">079</span><a name="line.79"></a>
  88. <span class="sourceLineNo">080</span> Socket socket = createSocket();<a name="line.80"></a>
  89. <span class="sourceLineNo">081</span> socket.bind(new InetSocketAddress(localHostAddr, localPort));<a name="line.81"></a>
  90. <span class="sourceLineNo">082</span> socket.connect(new InetSocketAddress(addr, port));<a name="line.82"></a>
  91. <span class="sourceLineNo">083</span> return socket;<a name="line.83"></a>
  92. <span class="sourceLineNo">084</span> }<a name="line.84"></a>
  93. <span class="sourceLineNo">085</span><a name="line.85"></a>
  94. <span class="sourceLineNo">086</span> @Override<a name="line.86"></a>
  95. <span class="sourceLineNo">087</span> public Socket createSocket(String host, int port) throws IOException,<a name="line.87"></a>
  96. <span class="sourceLineNo">088</span> UnknownHostException {<a name="line.88"></a>
  97. <span class="sourceLineNo">089</span><a name="line.89"></a>
  98. <span class="sourceLineNo">090</span> Socket socket = createSocket();<a name="line.90"></a>
  99. <span class="sourceLineNo">091</span> socket.connect(new InetSocketAddress(host, port));<a name="line.91"></a>
  100. <span class="sourceLineNo">092</span> return socket;<a name="line.92"></a>
  101. <span class="sourceLineNo">093</span> }<a name="line.93"></a>
  102. <span class="sourceLineNo">094</span><a name="line.94"></a>
  103. <span class="sourceLineNo">095</span> @Override<a name="line.95"></a>
  104. <span class="sourceLineNo">096</span> public Socket createSocket(String host, int port,<a name="line.96"></a>
  105. <span class="sourceLineNo">097</span> InetAddress localHostAddr, int localPort) throws IOException,<a name="line.97"></a>
  106. <span class="sourceLineNo">098</span> UnknownHostException {<a name="line.98"></a>
  107. <span class="sourceLineNo">099</span><a name="line.99"></a>
  108. <span class="sourceLineNo">100</span> Socket socket = createSocket();<a name="line.100"></a>
  109. <span class="sourceLineNo">101</span> socket.bind(new InetSocketAddress(localHostAddr, localPort));<a name="line.101"></a>
  110. <span class="sourceLineNo">102</span> socket.connect(new InetSocketAddress(host, port));<a name="line.102"></a>
  111. <span class="sourceLineNo">103</span> return socket;<a name="line.103"></a>
  112. <span class="sourceLineNo">104</span> }<a name="line.104"></a>
  113. <span class="sourceLineNo">105</span><a name="line.105"></a>
  114. <span class="sourceLineNo">106</span> @Override<a name="line.106"></a>
  115. <span class="sourceLineNo">107</span> public int hashCode() {<a name="line.107"></a>
  116. <span class="sourceLineNo">108</span> return proxy.hashCode();<a name="line.108"></a>
  117. <span class="sourceLineNo">109</span> }<a name="line.109"></a>
  118. <span class="sourceLineNo">110</span><a name="line.110"></a>
  119. <span class="sourceLineNo">111</span> @Override<a name="line.111"></a>
  120. <span class="sourceLineNo">112</span> public boolean equals(Object obj) {<a name="line.112"></a>
  121. <span class="sourceLineNo">113</span> if (this == obj)<a name="line.113"></a>
  122. <span class="sourceLineNo">114</span> return true;<a name="line.114"></a>
  123. <span class="sourceLineNo">115</span> if (obj == null)<a name="line.115"></a>
  124. <span class="sourceLineNo">116</span> return false;<a name="line.116"></a>
  125. <span class="sourceLineNo">117</span> if (!(obj instanceof SocksSocketFactory))<a name="line.117"></a>
  126. <span class="sourceLineNo">118</span> return false;<a name="line.118"></a>
  127. <span class="sourceLineNo">119</span> final SocksSocketFactory other = (SocksSocketFactory) obj;<a name="line.119"></a>
  128. <span class="sourceLineNo">120</span> if (proxy == null) {<a name="line.120"></a>
  129. <span class="sourceLineNo">121</span> if (other.proxy != null)<a name="line.121"></a>
  130. <span class="sourceLineNo">122</span> return false;<a name="line.122"></a>
  131. <span class="sourceLineNo">123</span> } else if (!proxy.equals(other.proxy))<a name="line.123"></a>
  132. <span class="sourceLineNo">124</span> return false;<a name="line.124"></a>
  133. <span class="sourceLineNo">125</span> return true;<a name="line.125"></a>
  134. <span class="sourceLineNo">126</span> }<a name="line.126"></a>
  135. <span class="sourceLineNo">127</span><a name="line.127"></a>
  136. <span class="sourceLineNo">128</span> @Override<a name="line.128"></a>
  137. <span class="sourceLineNo">129</span> public Configuration getConf() {<a name="line.129"></a>
  138. <span class="sourceLineNo">130</span> return this.conf;<a name="line.130"></a>
  139. <span class="sourceLineNo">131</span> }<a name="line.131"></a>
  140. <span class="sourceLineNo">132</span><a name="line.132"></a>
  141. <span class="sourceLineNo">133</span> @Override<a name="line.133"></a>
  142. <span class="sourceLineNo">134</span> public void setConf(Configuration conf) {<a name="line.134"></a>
  143. <span class="sourceLineNo">135</span> this.conf = conf;<a name="line.135"></a>
  144. <span class="sourceLineNo">136</span> String proxyStr = conf.get("hadoop.socks.server");<a name="line.136"></a>
  145. <span class="sourceLineNo">137</span> if ((proxyStr != null) &amp;&amp; (proxyStr.length() &gt; 0)) {<a name="line.137"></a>
  146. <span class="sourceLineNo">138</span> setProxy(proxyStr);<a name="line.138"></a>
  147. <span class="sourceLineNo">139</span> }<a name="line.139"></a>
  148. <span class="sourceLineNo">140</span> }<a name="line.140"></a>
  149. <span class="sourceLineNo">141</span><a name="line.141"></a>
  150. <span class="sourceLineNo">142</span> /**<a name="line.142"></a>
  151. <span class="sourceLineNo">143</span> * Set the proxy of this socket factory as described in the string<a name="line.143"></a>
  152. <span class="sourceLineNo">144</span> * parameter<a name="line.144"></a>
  153. <span class="sourceLineNo">145</span> * <a name="line.145"></a>
  154. <span class="sourceLineNo">146</span> * @param proxyStr the proxy address using the format "host:port"<a name="line.146"></a>
  155. <span class="sourceLineNo">147</span> */<a name="line.147"></a>
  156. <span class="sourceLineNo">148</span> private void setProxy(String proxyStr) {<a name="line.148"></a>
  157. <span class="sourceLineNo">149</span> String[] strs = proxyStr.split(":", 2);<a name="line.149"></a>
  158. <span class="sourceLineNo">150</span> if (strs.length != 2)<a name="line.150"></a>
  159. <span class="sourceLineNo">151</span> throw new RuntimeException("Bad SOCKS proxy parameter: " + proxyStr);<a name="line.151"></a>
  160. <span class="sourceLineNo">152</span> String host = strs[0];<a name="line.152"></a>
  161. <span class="sourceLineNo">153</span> int port = Integer.parseInt(strs[1]);<a name="line.153"></a>
  162. <span class="sourceLineNo">154</span> this.proxy =<a name="line.154"></a>
  163. <span class="sourceLineNo">155</span> new Proxy(Proxy.Type.SOCKS, InetSocketAddress.createUnresolved(host,<a name="line.155"></a>
  164. <span class="sourceLineNo">156</span> port));<a name="line.156"></a>
  165. <span class="sourceLineNo">157</span> }<a name="line.157"></a>
  166. <span class="sourceLineNo">158</span>}<a name="line.158"></a>
  167. </pre>
  168. </div>
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  170. </html>