certbot.plugins.util¶
Plugin utilities.
- certbot.plugins.util.path_surgery(cmd)[source]¶
Attempt to perform PATH surgery to find cmd
Mitigates https://github.com/certbot/certbot/issues/1833
Parameters: cmd (str) – the command that is being searched for in the PATH Returns: True if the operation succeeded, False otherwise
- certbot.plugins.util.already_listening(port, renewer=False)[source]¶
Check if a process is already listening on the port.
If so, also tell the user via a display notification.
Warning
On some operating systems, this function can only usefully be run as root.
Parameters: port (int) – The TCP port in question. Returns: True or False.