On Mon, Jun 19, 2023 at 04:55:59PM +0000, Anton Hvornum via Postfix-users wrote:
> Thank you again, I'm not sure how I would keep adding headers by
> executing multiple times - without spamming the DNS server and looking
> which headers have already been added.
The policy server can keep per connection state, and reply with
additional headers or "dunno" when out of headers to add. Of course
you'd still have to ask a fixed number of times, but the additional
requests should be cheap.
--
Viktor.
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