Re: [PATCH] Clarify that ssl_groups is for any key exchange groups

From: "Si, Evan" <evsi(at)amazon(dot)com>
To: Ewan Young <kdbase(dot)hack(at)gmail(dot)com>
Cc: "pgsql-hackers(at)lists(dot)postgresql(dot)org" <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: [PATCH] Clarify that ssl_groups is for any key exchange groups
Date: 2026-06-03 17:29:30
Message-ID: 273BE242-48AE-41EE-8CDD-7A981502B056@amazon.com
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On 6/2/26, 11:32 PM, "Ewan Young" <kdbase(dot)hack(at)gmail(dot)com <mailto:kdbase(dot)hack(at)gmail(dot)com>> wrote:
>
> +1 for the idea. (I'm fairly new here, so please take my comments with
> a grain of salt.)

Thanks for the review!

> 1. The comment just above the renamed call in be_tls_init() still
> says "set up ephemeral DH and ECDH keys". Maybe it should be
> updated to match?

Right, that makes sense. I did a larger grep and updated comments where I found stale references to curves and (EC)DH.

> 2. The SSLECDHCurve variable (and its "GUC variable for default ECDH
> curve" comment in be-secure.c) still uses the old naming. I wasn't
> sure if that was left out intentionally to keep the patch small --
> if not, would it make sense to rename it too, for consistency with
> the initialize_groups() rename?

This also seems reasonable. I didn't find usage of this extern outside of Postgres itself in the wild from a brief search.

Attached a revision.

Evan

Attachment Content-Type Size
v2-0001-Clarify-that-ssl_groups-is-for-any-key-exchange-g.patch application/octet-stream 6.7 KB

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