Horton

Re: Allow non-superuser to cancel superuser tasks.

Nathan Bossart <nathandbossart@gmail.com>

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From: Nathan Bossart <nathandbossart@gmail.com>
To: "Andrey M. Borodin" <x4mmm@yandex-team.ru>
Cc: Michael Paquier <michael@paquier.xyz>, Kirill Reshke <reshkekirill@gmail.com>, "Leung, Anthony" <antholeu@amazon.com>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2024-06-14T20:12:50Z
Lists: pgsql-hackers 
On Fri, Jun 14, 2024 at 12:06:36PM +0500, Andrey M. Borodin wrote:
> This patch looks good to me.

Thanks for looking.

> Spellchecker is complaining about "signaling" instead of "signalling",
> but ISTM it´s OK.

I think this is an en-US versus en-GB thing.  We've standardized on en-US
for "cancel" (see commits 8c9da14, 21f1e15, and af26857), so IMO we might
as well do so for "signal," too.

-- 
nathan

Commits

  1. Look up backend type in pg_signal_backend() more cheaply.

  2. Add tap test for pg_signal_autovacuum role

  3. Introduce pg_signal_autovacuum_worker.

  4. Add a slot synchronization function.

  5. Ban role pg_signal_backend from more superuser backend types.