Re: Non-superuser subscription owners

From: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
To: Mark Dilger <mark(dot)dilger(at)enterprisedb(dot)com>
Cc: Jeff Davis <pgsql(at)j-davis(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Robert Haas <robertmhaas(at)gmail(dot)com>
Subject: Re: Non-superuser subscription owners
Date: 2021-12-06 10:19:52
Message-ID: CAA4eK1Jh2xSMvZWzqNxjduyRoExHAL4c7ZVeESYdPHJxcqo8Bw@mail.gmail.com
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On Fri, Dec 3, 2021 at 10:37 PM Mark Dilger
<mark(dot)dilger(at)enterprisedb(dot)com> wrote:
>
> > On Dec 2, 2021, at 1:29 AM, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
> >
> > If we want to maintain the property that subscriptions can only be
> > owned by superuser for your first version then isn't a simple check
> > like ((!superuser()) for each of the operations is sufficient?
>
> As things stand today, nothing prevents a superuser subscription owner from having superuser revoked. The patch does nothing to change this.
>

I understand that but won't that get verified when we look up the
information in pg_authid as part of superuser() check?

--
With Regards,
Amit Kapila.

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