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Re: root logins

daemon@ATHENA.MIT.EDU (Geoffrey Thomas)
Wed Aug 13 16:44:00 2008

Date: Wed, 13 Aug 2008 16:43:36 -0400
From: Geoffrey Thomas <geofft@MIT.EDU>
To: athena10-mtg@menelaus.MIT.EDU
In-Reply-To: <1218658821.12433.198.camel@error-messages.mit.edu>
Message-ID: <alpine.DEB.1.10.0808131622330.20980@vinegar-pot.mit.edu>

On Wed, 2008-08-13 at 16:16 -0400, Jonathan Reed wrote:
> On cluster workstations, obviously we will want to continue to disable
> root logins.  However, will we still be setting a password for the
> root user?  (And will that continue to be "profroot", or is it time to
> change?  "deanroot", perhaps?)  Alternatively, is there a need for
> ordinary users to become root in clusters any more?  It should no
> longer be necessary for mounting peripherals like USB drives?

One thing to mention about Ubuntu is that it packages a lot of software, 
almost certainly more in magnitude than is available in lockers. I assume 
we want to let users install packages in clusters to be able to make use 
of this; if so, we should make sudo / gksudo work with no password for 
cluster logins. This is probably as easy as pam_group-adding people to 
admin when they log in (see also Trac ticket #92) and setting NOPASSWD, 
but I haven't tested this.

Incidentally, did we ever reach a conclusion as to whether cleaning up 
after users (removing their packages or resetting a snapshot or whatever) 
was a good idea?

-- 
Geoffrey Thomas
geofft@mit.edu

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