I hadn't seen postforward, thanks for the pointer! It's a good approach, small cost of an extra hop, should be easy to enhance as well.
On Thu, Mar 7, 2024, 00:36 raf via Postfix-users <postfix-users@postfix.org> wrote: > On Wed, Mar 06, 2024 at 07:30:01PM -0500, Christophe Kalt via > Postfix-users <postfix-users@postfix.org> wrote: > > > Hi, > > > > The two options I've seen for implementing SRS are milter and > > [sender_]canonical_maps but it seems to me that neither are a good fit > when > > rewriting the envelope From as they happen early on (smtpd and cleanup > > specifically) and before Postfix knows where the mail is going. > > > > That's a bit of a problem as rewriting the sender only makes sense if the > > mail is being sent over SMTP (and even then, it would be great to have > more > > control as it is not always desirable). Looking for another option, the > > closest seems to be smtp_generic_maps except that it rewrites both > envelope > > and header Froms. > > > > I suspect this could easily be adjusted with a new smtp_generic_classes > > parameter (similar to [sender_]canonical_classes) ? > > You might already know about this, but postforward is > good for doing SRS for specific addresses but there is > static config (in /etc/aliases) so it's only good for > setups that don't change much (unless you automate > config updates). postsrsd wants to rewrite everything, > even local delivery, but postforward can limit it to > just things that get sent to remote servers. > > cheers, > raf > > _______________________________________________ > Postfix-users mailing list -- postfix-users@postfix.org > To unsubscribe send an email to postfix-users-le...@postfix.org >
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