$ ./clientCertHTTPProxy.py -h
usage: clientCertHTTPProxy.py [-h] -c CERT -k KEY [-p PORT]

HTTP proxy that uses a given client certificate to authenticate all proxied
requests with the server. Notice, that all requests have to be http, even if
the target is https. All requests will be rewritten to https.

optional arguments:
  -h, --help            show this help message and exit
  -c CERT, --cert CERT  The certificate to use in pem format.
  -k KEY, --key KEY     The private key to use in pem format.
  -p PORT, --port PORT  The port the HTTP proxy listens on (default: 8080).


Please file any bugs you find, so I can fix them for you and everyone else.