def process_command(self, cmd, *args, **kwargs):
if cmd in ('USER', 'PASS'):
if self.tls_control_required and not self._ssl_established:
msg = "SSL/TLS required on the control channel."
self.respond("550 " + msg)
self.log_cmd(cmd, args[0], 550, msg)
return
elif cmd in ('PASV', 'EPSV', 'PORT', 'EPRT'):
if self.tls_data_required and not self._prot:
msg = "SSL/TLS required on the data channel."
self.respond("550 " + msg)
self.log_cmd(cmd, args[0], 550, msg)
return
FTPHandler.process_command(self, cmd, *args, **kwargs)
def flush_account(self):
FTPHandler.flush_account(self)
self._pbsz = False
self._prot = False
