> In the process of migrating I'd like to provide more "service" to our
> customers. Thus I don't want to block RBL listed hosts but accept and "tag"
> the emails.
<snip>
> qmail-queue could insert either
> X-RBL-Check: RBLID
> or foreach token in $RBLID
> X-RBL-Check: token
> where tokens would be e.g. ORBS, MAPS-RBL, MAPS-RSS, MAPS-DUL, ...
<snip>
> Before I start to write that myself, has anybody done something like
> that already?
The "Spamcontrol" patch has marked similarities to what you propose - worth taking a
look
at to see if it covers most of what you want... see under,
http://www.fehcom.de/qmail/qmail_en.html
cheers,
Andrew.