Simple Python 3 HTTPS server for logging all GET and POST requests

dummy_https_server.py

#!/usr/bin/env python3
"""
Very simple python3 HTTPS server for logging requests

Combination of these two snippets: 
- https://gist.github.com/mdonkers/63e115cc0c79b4f6b8b3a6b797e485c7
- https://gist.github.com/dergachev/7028596
    -- # taken from http://www.piware.de/2011/01/creating-an-https-server-in-python/

Usage::
    ./server.py [port >=1024]
    sudo ./server.py [port <1024] 

# generate server.pem with the following command:
#    openssl req -new -x509 -keyout server.pem -out server.pem -days 365 -nodes
"""
from http.server import BaseHTTPRequestHandler, HTTPServer
from ssl import wrap_socket
from base64 import b64encode
import logging

class S(BaseHTTPRequestHandler):
    def _set_response(self):
        self.send_response(200)
        self.send_header('Content-type', 'text/html')
        self.end_headers()
    
    def do_GET(self):
        logging.info("GET request,\nPath: %s\nHeaders:\n%s\n", str(self.path), str(self.headers))
        self._set_response()
        self.wfile.write("GET request for {}".format(self.path).encode('utf-8'))

    def do_POST(self):
        content_length = int(self.headers['Content-Length']) # <--- Gets the size of data
        post_data = self.rfile.read(content_length) # <--- Gets the data itself
        logging.info("POST request,\nPath: %s\nHeaders:\n%s\n\nBody:\n%s\n",
                str(self.path), str(self.headers), post_data.decode('utf-8'))
        self._set_response()
        
        # Sends a base64 encoded response to the POST request
        response = b"Hello friend2!!"
        b64response = b64encode(response)
        print(f"response = {response}, in base64 = {b64response}")

        self.wfile.write(b64response)
        #self.wfile.write("POST complete")

def run(server_class=HTTPServer, handler_class=S, port=443):
    logging.basicConfig(level=logging.INFO)
    server_address = ('', port)
    httpd = server_class(server_address, handler_class)
    logging.info(f'Starting https on port {port}...\n')
    try:
        httpd.socket = wrap_socket(httpd.socket, certfile='./server.pem', server_side=True)
        httpd.serve_forever()
    except FileNotFoundError as err:
        logging.error(f"Issue with .\\server.pem file. {err}")
        logging.info(f" You can create the file by running: \n \
        openssl req -new -x509 -keyout server.pem -out server.pem -days 365 -nodes ")
    except KeyboardInterrupt:
        httpd.server_close()
        logging.info('Stopping https...\n')

if __name__ == '__main__':
    from sys import argv

    if len(argv) == 2:
        run(port=int(argv[1]))
    else:
        run()