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16 package io.netty.example.proxy;
17
18 import io.netty.bootstrap.ServerBootstrap;
19 import io.netty.channel.ChannelOption;
20 import io.netty.channel.EventLoopGroup;
21 import io.netty.channel.nio.NioEventLoopGroup;
22 import io.netty.channel.socket.nio.NioServerSocketChannel;
23 import io.netty.handler.logging.LogLevel;
24 import io.netty.handler.logging.LoggingHandler;
25
26 public final class HexDumpProxy {
27
28 static final int LOCAL_PORT = Integer.parseInt(System.getProperty("localPort", "8443"));
29 static final String REMOTE_HOST = System.getProperty("remoteHost", "www.google.com");
30 static final int REMOTE_PORT = Integer.parseInt(System.getProperty("remotePort", "443"));
31
32 public static void main(String[] args) throws Exception {
33 System.err.println("Proxying *:" + LOCAL_PORT + " to " + REMOTE_HOST + ':' + REMOTE_PORT + " ...");
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36 EventLoopGroup group = new NioEventLoopGroup();
37 try {
38 ServerBootstrap b = new ServerBootstrap();
39 b.group(group)
40 .channel(NioServerSocketChannel.class)
41 .handler(new LoggingHandler(LogLevel.INFO))
42 .childHandler(new HexDumpProxyInitializer(REMOTE_HOST, REMOTE_PORT))
43 .childOption(ChannelOption.AUTO_READ, false)
44 .bind(LOCAL_PORT).sync().channel().closeFuture().sync();
45 } finally {
46 group.shutdownGracefully();
47 }
48 }
49 }