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January 28, 2010 07:31
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#!/bin/sh - | |
"exec" "python" "-O" "$0" "$@" | |
__doc__ = """Tiny HTTP Proxy. | |
This module implements GET, HEAD, POST, PUT and DELETE methods | |
on BaseHTTPServer, and behaves as an HTTP proxy. The CONNECT | |
method is also implemented experimentally, but has not been | |
tested yet. | |
Any help will be greatly appreciated. SUZUKI Hisao | |
Mod by Matthew FL | |
""" | |
__version__ = "0.2.1" | |
import BaseHTTPServer, select, socket, SocketServer, urlparse | |
import random, time | |
class ProxyHandler (BaseHTTPServer.BaseHTTPRequestHandler): | |
__base = BaseHTTPServer.BaseHTTPRequestHandler | |
__base_handle = __base.handle | |
server_version = "TinyHTTPProxy/" + __version__ | |
rbufsize = 0 # self.rfile Be unbuffered | |
MatthewWritenData = "" | |
def handle(self): | |
(ip, port) = self.client_address | |
if hasattr(self, 'allowed_clients') and ip not in self.allowed_clients: | |
self.raw_requestline = self.rfile.readline() | |
if self.parse_request(): self.send_error(403) | |
else: | |
self.__base_handle() | |
def _connect_to(self, netloc, soc): | |
i = netloc.find(':') | |
if i >= 0: | |
host_port = netloc[:i], int(netloc[i+1:]) | |
else: | |
host_port = netloc, 80 | |
print "\t" "connect to %s:%d" % host_port | |
try: soc.connect(host_port) | |
except socket.error, arg: | |
try: msg = arg[1] | |
except: msg = arg | |
self.send_error(404, msg) | |
return 0 | |
return 1 | |
def do_CONNECT(self): | |
soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
try: | |
if self._connect_to(self.path, soc): | |
self.log_request(200) | |
self.wfile.write(self.protocol_version + | |
" 200 Connection established\r\n") | |
self.wfile.write("Proxy-agent: %s\r\n" % self.version_string()) | |
self.wfile.write("\r\n") | |
self._read_write(soc, 300) | |
finally: | |
print "\t" "bye" | |
soc.close() | |
self.connection.close() | |
def do_GET(self): | |
(scm, netloc, path, params, query, fragment) = urlparse.urlparse( | |
self.path, 'http') | |
if scm != 'http' or fragment or not netloc: | |
self.send_error(400, "bad url %s" % self.path) | |
return | |
soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
try: | |
if self._connect_to(netloc, soc): | |
self.log_request() | |
soc.send("%s %s %s\r\n" % ( | |
self.command, | |
urlparse.urlunparse(('', '', path, params, query, '')), | |
self.request_version)) | |
self.headers['Connection'] = 'close' | |
del self.headers['Proxy-Connection'] | |
for key_val in self.headers.items(): | |
soc.send("%s: %s\r\n" % key_val) | |
soc.send("\r\n") | |
self._read_write(soc) | |
finally: | |
#print self.MatthewWritenData | |
MatthewFileName = netloc + "_" + str(time.ctime()) + "_" + str(random.randint(0,100)) + "_" + path.replace("/", ".") | |
#MatthewPlace = self.MatthewWritenData.find("\r\n\r\n") | |
#print MatthewPlace | |
MatthewTxt = self.MatthewWritenData.split("\r\n\r\n", 1)[1] | |
if len(MatthewTxt) > 1024*256: | |
MatthewFile = open(MatthewFileName, "w") | |
MatthewFile.write(MatthewTxt) | |
MatthewFile.close() | |
print "\t" "bye" | |
soc.close() | |
self.connection.close() | |
def _read_write(self, soc, max_idling=20): | |
iw = [self.connection, soc] | |
ow = [] | |
count = 0 | |
while 1: | |
count += 1 | |
(ins, _, exs) = select.select(iw, ow, iw, 3) | |
if exs: break | |
if ins: | |
for i in ins: | |
if i is soc: | |
out = self.connection | |
else: | |
out = soc | |
data = i.recv(8192) | |
if data: | |
self.MatthewWritenData += data | |
out.send(data) | |
count = 0 | |
else: | |
print "\t" "idle", count | |
if count == max_idling: break | |
do_HEAD = do_GET | |
do_POST = do_GET | |
do_PUT = do_GET | |
do_DELETE=do_GET | |
class ThreadingHTTPServer (SocketServer.ThreadingMixIn, | |
BaseHTTPServer.HTTPServer): pass | |
if __name__ == '__main__': | |
from sys import argv | |
if argv[1:] and argv[1] in ('-h', '--help'): | |
print argv[0], "[port [allowed_client_name ...]]" | |
else: | |
if argv[2:]: | |
allowed = [] | |
for name in argv[2:]: | |
client = socket.gethostbyname(name) | |
allowed.append(client) | |
print "Accept: %s (%s)" % (client, name) | |
ProxyHandler.allowed_clients = allowed | |
del argv[2:] | |
else: | |
print "Any clients will be served..." | |
BaseHTTPServer.test(ProxyHandler, ThreadingHTTPServer) |
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