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Date:      Wed, 11 Nov 1998 09:20:06 -0800 (PST)
From:      Dan Busarow <dan@dpcsys.com>
To:        Steve Friedrich <SteveFriedrich@Hot-Shot.com>
Cc:        "freebsd-questions@FreeBSD.ORG" <freebsd-questions@FreeBSD.ORG>, Tolpin Vladimir <tolpin@chat.ru>
Subject:   Re: Shutdown
Message-ID:  <Pine.BSF.3.96.981111091857.3424G-100000@java.dpcsys.com>
In-Reply-To: <199811111513.KAA01529@laker.net>

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On Wed, 11 Nov 1998, Steve Friedrich wrote:
> I tried two different solutions:
> 1. Add a user called shutdown and use vipw to change his shell from
> /bin/sh to /sbin/halt. Use vipw to change the user ID to 0
> 2. Use chmod +x /sbin/shutdown to allow ordinary users execute
> privilege.
> 
> Solution 1 might allow users to Control-C their way to a root prompt.
> Solution 2 seems best to me.

Just add the users who should be able to shutdown the system to
group operator.  That's why /sbin/shutdown is setuid root

Dan
-- 
 Dan Busarow                                                  949 443 4172
 Dana Point Communications, a California corporation        dan@dpcsys.com
 Dana Point, California  83 09 EF 59 E0 11 89 B4   8D 09 DB FD E1 DD 0C 82


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