Re: Invalidate the subscription worker in cases where a user loses their superuser status

Amit Kapila <amit.kapila16@gmail.com>

From: Amit Kapila <amit.kapila16@gmail.com>
To: vignesh C <vignesh21@gmail.com>
Cc: Peter Smith <smithpb2250@gmail.com>, Jeff Davis <pgsql@j-davis.com>, Robert Haas <robertmhaas@gmail.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2023-10-13T05:38:53Z
Lists: pgsql-hackers
On Fri, Oct 13, 2023 at 10:04 AM vignesh C <vignesh21@gmail.com> wrote:
>
> On Thu, 12 Oct 2023 at 11:10, Amit Kapila <amit.kapila16@gmail.com> wrote:
> >
> > On Sun, Oct 8, 2023 at 8:22 AM vignesh C <vignesh21@gmail.com> wrote:
> > >
> >
> > --- a/src/include/catalog/pg_subscription.h
> > +++ b/src/include/catalog/pg_subscription.h
> > @@ -127,6 +127,7 @@ typedef struct Subscription
> >   * skipped */
> >   char    *name; /* Name of the subscription */
> >   Oid owner; /* Oid of the subscription owner */
> > + bool ownersuperuser; /* Is the subscription owner a superuser? */
> >   bool enabled; /* Indicates if the subscription is enabled */
> >   bool binary; /* Indicates if the subscription wants data in
> >   * binary format */
> >
> > We normally don't change the exposed structure in back branches as
> > that poses a risk of breaking extensions. In this case, if we want, we
> > can try to squeeze some padding space or we even can fix it without
> > introducing a new member. OTOH, it is already debatable whether to fix
> > it in back branches, so we can even commit this patch just in HEAD.
>
> I too feel we can commit this patch only in HEAD.
>

Fair enough. I'll wait till early next week (say till Monday EOD) to
see if anyone thinks otherwise and push this patch to HEAD after some
more testing and review.

-- 
With Regards,
Amit Kapila.



Commits

  1. Restart the apply worker if the privileges have been revoked.