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Re: system shutdown from xdm



On Mon, May 03, 1999 at 07:32:38PM +0200, Helge Hafting wrote:
> If you want anybody to shutdown without password, make 
> /sbin/shutdown a suid executable.  Make shutdown a menu choice
> in your window manager for user friendliness.
> 
> Don't do the suid thing unless *anybody* logging into your machine
> should be able to stop it!  This includes logging in
> via network or possibly the internet.
> It is ok for an unconnected home machine though.
You might create a group of trusted people (local perhaps?), change the
group of /sbin/shutdown to this group and remove the x bit for 'other':

chgrp local /sbin/shutdown
chmod o-x /sbin/shutdown

Now only user in group local may shutdown the machine.

Nils

--
Plug-and-Play is really nice, unfortunately it only works 50% of the time.
To be specific the "Plug" almost always works.            --unknown source

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