Limit number of connections per user?

Scott Neugroschl scott_n at xypro.com
Fri Apr 16 06:26:57 EST 2010


because I have a customer who requested it?

> -----Original Message-----
> From: Goran Hasse [mailto:gorhas at gmail.com]
> Sent: Thursday, April 15, 2010 1:24 PM
> To: Scott Neugroschl
> Cc: openssh-unix-dev at mindrot.org
> Subject: Re: Limit number of connections per user?
> 
> Why do you want to do this! This is totaly against all
> praxis in a Unix environment! Users will bee VERY anyoyed. If they log
> in from
> home and then go to some other place and try to login and the server
> says "rejected"
> they will just get mad. (In my opinion). And mostly because they don't
> understand
> the logic in this. A unix is a multiuser, mutli session environment.
> Scrap this idea!
> 
> GH
> 
> 2010/4/15 Scott Neugroschl <scott_n at xypro.com>:
> > I'm working from modified 5.0p1 codebase.
> >
> > What I'm looking for is a mechanism to limit the number of
> simultaneous
> > connections on a per-user/IP basis.
> > That is, disallow multiple simultaneous logins/authentication of the
> > same user from different IP addresses.
> >
> > e.g.:
> >
> > fred from 10.1.1.1 - accept
> > fred from 10.1.1.2 -- reject while fred is still connected from
> 10.1.1.1
> > fred from 10.1.1.1 - OK (same IP)
> > --- all freds log out
> > fred from 10.1.1.2 -- OK (fred not logged in)
> >
> > Is this doable, or not?  I realize that the sshd architecture may
> make
> > this difficult or impossible.
> >
> > ----
> > Scott Neugroschl
> >
> > _______________________________________________
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> > openssh-unix-dev at mindrot.org
> > https://lists.mindrot.org/mailman/listinfo/openssh-unix-dev
> >
> 
> 
> 
> --
> gorhas at gmail.com
> Mob: 070-5530148


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