Re: AIO v2.5

On Sat, Mar 29, 2025 at 2:25 PM Andres Freund <andres@anarazel.de> wrote:
>
> I think I found an issue with this one - as it stands the view was viewable by
> everyone. While it doesn't provide a *lot* of insight, it still seems a bit
> too much for an unprivileged user to learn what part of a relation any other
> user is currently reading.
>
> There'd be two different ways to address that:
> 1) revoke view & function from public, grant to a limited role (presumably
>    pg_read_all_stats)
> 2) copy pg_stat_activity's approach of using something like
>
>    #define HAS_PGSTAT_PERMISSIONS(role)  (has_privs_of_role(GetUserId(), ROLE_PG_READ_ALL_STATS) ||
has_privs_of_role(GetUserId(),role)) 
>
>    on a per-IO basis.

Is it easier to later change it to be more restrictive or less? If it
is easier to later lock it down more, then go with 2, otherwise go
with 1?

- Melanie