rproxy.py

"""Basic Proxies in Python."""

"""Twisted."""
from twisted.internet import reactor
from twisted.web import proxy, server

site = server.Site(proxy.ReverseProxyResource("example.com", 80, b""))
reactor.listenTCP(8080, site)
reactor.run()

"""Tornado."""

import tornado.gen
import tornado.ioloop
import tornado.web
import tornado.httpclient

url = "http://example.com/"


class MainHandler(tornado.web.RequestHandler):

    async def get(self):
        req = tornado.httpclient.HTTPRequest(url)
        client = tornado.httpclient.AsyncHTTPClient()
        response = await client.fetch(req, raise_error=False)
        self.write(response.body)

def make_app():
    return tornado.web.Application([(r"/example.*", MainHandler),])

if __name__ == "__main__":
    app = make_app()
    app.listen(9000)
    tornado.ioloop.IOLoop.current().start()