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Atitit.http代理的实现 代码java php c# python
代理服务器看成是一种扩展浏览器功能的途径。例如，在把数据发送给浏览器之前，可以用代理服务器压缩数据
调试器
数据搜集器
木马病毒
作者:: ★(attilax)>>> 绰号:老哇的爪子 （ 全名：：Attilax Akbar Al Rapanui 阿提拉克斯 阿克巴 阿尔 拉帕努伊 ） 汉字名：艾龙， EMAIL:1466519819@qq.com
转载请注明来源： http://www.cnblogs.com/attilax/
package aaa0proxy;
import java.io.*;
import java.net.*;
import log.Log;
import com.attilax.exception.ExUtil;
import com.attilax.json.AtiJson;
import com.attilax.net.SocketUtil;
import com.attilax.web.UrlX;
public class MyHttpProxy extends Thread {
static public int CONNECT_RETRIES = 5; // 尝试与目标主机连接次数
static public int CONNECT_PAUSE = 5; // 每次建立连接的间隔时间
static public int TIMEOUT = 20000; // 每次尝试连接的最大时间
static public boolean logging = false; // 是否记录日志
// 与客户端相连的Socket
protected Socket csocket;
public MyHttpProxy(Socket cs) {
csocket = cs;
start();//run ()
}
public void run() {
String reqHead_firstLine = ""; // 读取请求头
String URL = ""; // 读取请求URL
String host = ""; // 读取目标主机host
int port = 80; // 默认端口80
Socket ssocket = null;
SocketUtil client_SocketUtil=null;
SocketUtil server_SocketUtil_remote = null;
Log logger=new Log();
System.out.println("--log file:"+logger.LOGFILENAME_C );
try {
client_SocketUtil=new SocketUtil(csocket).setSoTimeout(TIMEOUT).setLogger(logger);
UrlX urlUtil=new UrlX();
try {
reqHead_firstLine = client_SocketUtil. readFirstLine().firstLine;
} catch (Exception e) {
System.out.println("---read first line ex,msg:"+e.getMessage());
//、、+ "csocket inso:"+ AtiJson.toJson(csocket) );
ExUtil.throwEx(e);
}
if(reqHead_firstLine.contains(".jpg"))
System.out.println("dbg");
// 抽取URL(<a href="http://www.baidu.com/">http://www.baidu.com/</a>)
//GET http://s.cimg.163.com/catchpic/E/E0/E007CE953D48E9E1EC2319B343B5940D.jpg.670x270.jpg HTTP/1.1
URL = urlUtil.getRequestURL(reqHead_firstLine);
System.out.println("--url："+URL);
if(URL.contains("1366134690"))
System.out.println("dbg");
host = urlUtil.hostNoport(URL);
port=urlUtil.port(URL);
//s.cimg.163.com
server_SocketUtil_remote=new SocketUtil()
.createConn2remote(host, port, CONNECT_RETRIES,
CONNECT_PAUSE).setSoTimeout(TIMEOUT).setLogger(logger)
.write(reqHead_firstLine+"").write(client_SocketUtil.charFirstLineBreak);
server_SocketUtil_remote.pipe(client_SocketUtil.is, client_SocketUtil.os); // 建立通信管道;
} catch (Exception e) {
e.printStackTrace();
} finally {
new SocketUtil( client_SocketUtil).close();
new SocketUtil( server_SocketUtil_remote) .close();
logger.flush();logger.close();
System.out.println("--thd finish");
}
}
public static void startProxy(int port, Class clobj) {
try {
ServerSocket ssock = new ServerSocket(port); //if port use ,throw ex
/*
* java.net.BindException: Address already in use: JVM_Bind
* */
System.out.println("---start ok port:"+port);
while (true) {
Class[] sarg = new Class[1];
Object[] arg = new Object[1];
sarg[0] = Socket.class;
try {
java.lang.reflect.Constructor cons = clobj
.getDeclaredConstructor(sarg);
arg[0] = ssock.accept();
cons.newInstance(arg); // 创建HttpProxy或其派生类的实例
} catch (Exception e) {
Socket esock = (Socket) arg[0];
try {
esock.close();
} catch (Exception ec) {
}
}
}
} catch (IOException e) {
System.out.println("\nStartProxy Exception:");
e.printStackTrace();
}
}
// 测试用的简单main方法
static public void main(String args[]) throws FileNotFoundException {
System.out.println("在端口808启动代理服务器\n");
//MyHttpProxy.log_S = file_S;
//MyHttpProxy.log_C = file_C;
//MyHttpProxy.logging = true;
MyHttpProxy.startProxy(808, MyHttpProxy.class);
}
}
Atitit.http代理的实现 代码java php c# python
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原文地址：http://www.cnblogs.com/attilax/p/5419250.html
