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X-Authentication-Warning:	slinky.cs.nyu.edu: pechtcha owned process doing -bs
Date:	Sat, 24 Jan 2004 09:33:27 -0500 (EST)
From:	Igor Pechtchanski <pechtcha AT cs DOT nyu DOT edu>
Reply-To:	cygwin AT cygwin DOT com
To:	cygwin AT cygwin DOT com
Subject:	Re: domain and user localname conflict
In-Reply-To:	<Pine.GSO.4.56.0401240925320.16692@slinky.cs.nyu.edu>
Message-ID:	<Pine.GSO.4.56.0401240932360.16692@slinky.cs.nyu.edu>
References:	<20040124112447 DOT 89526 DOT qmail AT web14208 DOT mail DOT yahoo DOT com> <Pine DOT GSO DOT 4 DOT 56 DOT 0401240925320 DOT 16692 AT slinky DOT cs DOT nyu DOT edu>
MIME-Version:	1.0

On Sat, 24 Jan 2004, Igor Pechtchanski wrote:

> On Sat, 24 Jan 2004, Ling F. Zhang wrote:
>
> > I did the following after I install cygwin in my laptop (WINXP PRO),
> > which has both local account and domain account with the same username
> > (for example, both have user "admin"). Looks like if I log into Windows
> > locally and then use cygwin, everything is fine. When I log into domain
> > however, I can't do anything because I don't have permission to do
> > anything.
> >
> > yes, I already ran:
> > mkpasswd -d -l > /etc/passwd
> > mkgroup -d -l > /etc/group
> >
> > Any idea?
>
> Ling,
>
> If you have two accounts with the same name in /etc/passwd, only the first
> one is found when looking up by name.  The way it is invoked from the
> standard scripts (and the way you ran it), "mkpasswd" will put the local
> accounts first, so, if you try to log in through, say, ssh into the local
> machine with the "admin" account (as in your example), Cygwin will find
> the local "admin" first, and check the password accordingly.
>
> Fortunately, there is a solution.  Cygwin account names (those in
> /etc/passwd) don't have to correspond to Windows account names, as long as
> the SID (the long string of numbers and digits starting with "S-")

s/digits/dashes/

> matches.  So, you have two solutions: either move the local "admin" line
> down past the domain "admin" one (which will effectively "hide" it from
> look-ups by name) or rename it to something else (say, "local_admin") if
> you want to access it too.
>         Igor

Note to self: drink coffee *before* answering any e-mails...
	Igor
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