Re: Problem with '/etc/shutdown.allow'
>>>>> "Carel" == Carel Fellinger <email@example.com> writes:
Carel> I've just read the Fine Manual just to please you:) and I
Carel> think it only effects Ctrl-Alt-Del from the console, not
Carel> calling shutdown from the command-line unless you make it a
Carel> SUID program. (for the latter to have a change of working
Carel> make sure the shutdown command is in your PATH, as it isn't
Carel> by default for us mortal users)
Wrong - shutdown.allow has no affect for ctrl+alt+del. You
can press this even if you are not logged in.
Carel> What happens is: the keyboard handler (running as root)
Carel> intercepts the magic Ctrl-Alt-Del and tells init to
Carel> shut-up. The keyboard handler knows to do this as that is
Carel> what it was told by the /etc/inittab entry for the
Carel> Ctrl-Alt-Del key combo.
Brian May <firstname.lastname@example.org>