Viktor Dukhovni:
> On Thu, Jun 09, 2022 at 09:19:11AM -0400, Wietse Venema wrote:
>
> > Below is the order of how Postfix receives email. Steps with "*"
> > are logged with -v or with -v -v, other steps are logged only when
> > they fail.
> >
> > * repeat: receive header and send header to milter
> >
> > * send 'end of headers' to milter
> >
> > receive body
>
> I was under the impression (not yet backed by code inspection) that
> milter content processing does not begin until the message body is
> received in its entirety. And I'd na?vely expect the second milter
> (...) to only see the headers/body after the previous milter is done
> processing both.
Correct. First the entire message is received. Then the MIME processor
walks over file and sends headers or body chunks to the 'current'
milter. Then repeat the previous sentence for the next milter.
Wietse
