RE: Cygwin username

[Igor Peshansky <pechtcha at cs dot nyu dot edu>]

Ugh, top-posting...  Reformatted.

On Thu, 3 May 2007, Boffin, Stephane (GE Infra, Aviation, Non-GE) wrote:

> -----Original Message-----
> From: Igor Peshansky [mailto:pechtcha@XX.XXX.XXX]
> Sent: 3 mai 2007 10:18
> To: Boffin, Stephane (GE Infra, Aviation, Non-GE)
> Cc: cygwin@XXXXXX.XXX

<http://cygwin.com/acronyms/#PCYMTNQREAIYR>.  Thanks.

> Subject: Re: Cygwin username
>
> > On Thu, 3 May 2007, Boffin, Stephane (GE Infra, Aviation, Non-GE) wrote:
> >
> > > Hello all,
> > >
> > > When you log into cygwin using a shell the username used is the
> > > windows user name. I have a setup where I would like 10 users from
> > > 10 diffrent PC to have one username and 10 other using 10 other pc
> > > have an other.
> > >
> > > This is because I only want to manage 2 user name in the passwd file.
> > >
> > > Is this possible ?
> > > And if yes how do I do that
> >
> > I don't believe it's possible.  First off, entries in /etc/passwd
> > contain an SID that identifies the associated Windows user, so you'd
> > need to have one entry per Windows user anyway, or they will be
> > unrecognized by Cygwin.
> >
> > You can have multiple entries in /etc/passwd with the same username, but
> > when Cygwin looks up a username, it stops at the first one, so anyone
> > trying to log in with that username will be treated as the first
> > matching user (and will need to enter the password for that user).
> >
> > On the other hand, you can use the mkpasswd tool to manage your
> > /etc/passwd file instead of doing it by hand.
> > 	Igor
>
> I do not want to use the mkpasswd because I have 500 user on the network
> and only 6 - 10 will be using Cygwin.

Then take a look at the "-u" option to mkpasswd, and write a script to
only grab the users you want.  Similarly for mkgroup (with "-g").

> I tried to put only on entry in the /etc/passwd and cygwin uses this
> user name but I do not know if this is a bug or a feature.
> I would of expected cygwin to send a authentication error ...???

Huh?  You'll need to expand on this.  What do you mean by "cygwin uses
this user name"?
	Igor
-- 
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