On Fri, Nov 19, 2021 at 05:07:21PM -0800, Mel Pilgrim wrote:
> I read in transport(5), virtual(5), et al that Postfix will case-fold
> query strings, but for one specific project I need it to not do that.
> Are there any tunables for this? I didn't see anything in postconf -d
> output that looked related.
>
> The short explanation is that I need to be able to do lookups against a
> strict-match-only case-sensitive database and the records are mixed case
> (e.g. al...@example.com). I'm fully aware of how stupid that is but
> this is not my data, not my system, not my money.
Is this for just one table, one database type, or *all* Postfix lookups
including btree, cdb, ...
> If this isn't possible, can someone point me toward the code I would
> need to change so I can create a local, unsupported version if that ends
> up being my only recourse?
You'll need a custom build, there's no built-in support for configurable
case folding outside the regexp tables (via /pattern/i).
--
Viktor.
