Function _check_perms

scapy/main.py:112–129

Checks that the permissions of a file are properly user-specific, if sudo is used.

(file: Union[pathlib.Path, str])

def _check_perms(file: Union[pathlib.Path, str]) -> None:
    """
    Checks that the permissions of a file are properly user-specific, if sudo is used.
    """
    if (
        not WINDOWS and
        "SUDO_UID" in os.environ and
        "SUDO_GID" in os.environ
    ):
        # Was started with sudo. Still, chown to the user.
        try:
            os.chown(
                file,
                int(os.environ["SUDO_UID"]),
                int(os.environ["SUDO_GID"]),
            )
        except Exception:
            pass


def _read_config_file(cf, _globals=globals(), _locals=locals(),