
> I'd like to add an option or two to restrict the set of users that can
> connect to the Unix domain socket of the postmaster, as an extra security
> option.
> 
> I imagine something like this:
> 
> unix_socket_perm = 0660
> unix_socket_group = pgusers
> 
> Obviously, permissions that don't have 6's in there don't make much sense,
> but I feel this notation is the most intuitive way for admins.
> 
> I'm not sure how to do the group thing, though.  If I use chown(2) then
> there's a race condition, but doing savegid; create socket; restoregid
> might be too awkward?  Any hints?
> 

Just curious. What is a race condition? 

Bob Kernell
Research Scientist
Surface Validation Group
Atmospheric Sciences Competency
Analytical Services & Materials, Inc.
email: kernell@sundog.larc.nasa.gov
tel: 757-827-4631


Tue, 31 Oct 2000 16:36:26 -0500 (EST)
Robert Kernell <kernell@sundog.larc.nasa.gov>
Re: Restricting permissions on Unix socket