linux 后臺運行：?
nohup python s5.py 1080 &?

#!/usr/bin/python?
# Filename s5.py?
# Python Dynamic Socks5 Proxy?
# Usage: python s5.py 1080?
# Backgroup Run: nohup python s5.py 1080 &?
# Email: ringzero@557.im?

import socket, sys, select, SocketServer, struct, time?

class ThreadingTCPServer(SocketServer.ThreadingMixIn, SocketServer.TCPServer): pass?
class Socks5Server(SocketServer.StreamRequestHandler):?
????def handle_tcp(self, sock, remote):?
????????fdset = [sock, remote]?
????????while True:?
????????????r, w, e = select.select(fdset, [], [])?
????????????if sock in r:?
????????????????if remote.send(sock.recv(4096)) <= 0: break?
????????????if remote in r:?
????????????????if sock.send(remote.recv(4096)) <= 0: break?
????def handle(self):?
????????try:?
????????????pass # print 'from ', self.client_address nothing to do.?
????????????sock = self.connection?
????????????# 1. Version?
????????????sock.recv(262)?
????????????sock.send("\x05\x00");?
????????????# 2. Request?
????????????data = self.rfile.read(4)?
????????????mode = ord(data[1])?
????????????addrtype = ord(data[3])?
????????????if addrtype == 1:?????? # IPv4?
????????????????addr = socket.inet_ntoa(self.rfile.read(4))?
????????????elif addrtype == 3:???? # Domain name?
????????????????addr = self.rfile.read(ord(sock.recv(1)[0]))?
????????????port = struct.unpack('>H', self.rfile.read(2))?
????????????reply = "\x05\x00\x00\x01"?
????????????try:?
????????????????if mode == 1:??# 1. Tcp connect?
????????????????????remote = socket.socket(socket.AF_INET, socket.SOCK_STREAM)?
????????????????????remote.connect((addr, port[0]))?
????????????????????pass # print 'To', addr, port[0]??nothing do to.?
????????????????else:?
????????????????????reply = "\x05\x07\x00\x01" # Command not supported?
????????????????local = remote.getsockname()?
????????????????reply += socket.inet_aton(local[0]) + struct.pack(">H", local[1])?
????????????except socket.error:?
????????????????# Connection refused?
????????????????reply = '\x05\x05\x00\x01\x00\x00\x00\x00\x00\x00'?
????????????sock.send(reply)?
????????????# 3. Transfering?
????????????if reply[1] == '\x00':??# Success?
????????????????if mode == 1:????# 1. Tcp connect?
????????????????????self.handle_tcp(sock, remote)?
????????except socket.error:?
????????????pass #print 'error' nothing to do .?
????????except IndexError:?
????????????pass?
def main():?
????filename = sys.argv[0];?
????if len(sys.argv)<2:?
????????print 'usage: ' + filename + ' port'?
????????sys.exit()?
????socks_port = int(sys.argv[1]);?????
????server = ThreadingTCPServer(('', socks_port), Socks5Server)?
????print 'bind port: %d' % socks_port + ' ok!'?
????server.serve_forever()?
if __name__ == '__main__':?
????main()

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http://zone.wooyun.org/content/100

轉(zhuǎn)載于:https://www.cnblogs.com/keepfocus/archive/2012/06/26/2563065.html

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