Re: Restricting permissions on Unix socket - Mailing list pgsql-hackers

From Alfred Perlstein
Subject Re: Restricting permissions on Unix socket
Date
Msg-id 20001031150230.E22110@fw.wintelcom.net
Whole thread Raw
In response to Restricting permissions on Unix socket  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-hackers
* Peter Eisentraut <peter_e@gmx.net> [001031 12:57] wrote:
> 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?

Set your umask to 777 then go to town.

-- 
-Alfred Perlstein - [bright@wintelcom.net|alfred@freebsd.org]
"I have the heart of a child; I keep it in a jar on my desk."


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