David G Johnston <david.g.johnston@gmail.com> writes:
> On Fri, Feb 6, 2015 at 2:29 PM, Felipe Gasper [via PostgreSQL] <[hidden email]> wrote:
>
> On 6 Feb 2015 3:15 PM, David G Johnston wrote:
>
> > Felipe Gasper wrote
> >> Hello,
> >>
> >> Is there a way to temporarily suspend a user account?
> >>
> >> I would prefer not to revoke login privileges since that will break
> >> things that mine pg_users and pg_shadow.
> >>
> >> I also am trying to find something that is completely reversible, so
> >> something like setting connection limit to 0, which would lose a
> >> potentially customized connection limit, doesnât work.
> >>
> >> We do this in MySQL by reversing the password hash then running FLUSH
> >> PRIVILEGES; however, that doesnât seem to work in PostgreSQL/pg_authid
> >> as some sort of cache prevents this from taking effect.
> >>
> >> Has anyone else solved this issue? Thank you!
> >
> > Personally untested:
> >
> > ALTER ROLE role_name VALID UNTIL 'timestamp' --i.e., set that to sometime in
> > the past
> >
>
> This doesnât work, either, because it will clobber any custom expiration
> time for the role â¦
>
> -FGÂ
>
> âSince everything about a role can be customized, and there is no simple "enabled" boolean, you need to take a
knownvalue, cache it somewhere, make your change, then
> restore the cached value; or just edit pg_hba.conf and add reject entries for the role in question.
Here we go...
disable: update pg_authid set rolpassword = rolpassword || '.disabled' where rolname = 'foo';
enable: update pg_authid set rolpassword = rtrim(rolpassword, 'disabled') where rolname = 'foo';
>
> David J.
> â
> Â
>
> ------------------------------------------
> View this message in context: Re: Temporarily suspend a user account?
> Sent from the PostgreSQL - general mailing list archive at Nabble.com.
>
--
Jerry Sievers
Postgres DBA/Development Consulting
e: postgres.consulting@comcast.net
p: 312.241.7800