[pfx] Re: virtual_alias_map and processing order

Matus UHLAR - fantomas via Postfix-users <[email protected]> Fri, 8 May 2026 15:35:43 +0200
Newsgroups gmane.mail.postfix.user
Message-ID <[email protected]>
On 08.05.26 08:35, BuzzSaw Code via Postfix-users wrote:
>I'm trying to understand the options I have if any to process the
>recipients list returned by an ldap query.
>
>We have a virtual_alias_map that handles some basic distribution lists we
>have, and the query returns a list of recipients as expected:
>
>[email protected],[email protected],[email protected]
>
>Are those recipients run through the cleanup process again ?

No, the list of recipients is expanded using virtual_alias_maps in the 
cleanup process, and message is passed for other processing:
http://www.postfix.org/OVERVIEW.html

>If not is
>there another way we can do some recipient cleanup after the
>virtual_alias_map is applied ?

Why? 

>There are some cases where we would like to do a rewrite of the recipient
>addresses returned by that query.

What exactly are you trying to achieve?

For simple distribution lists, maybe alias_maps would be better idea, 
together with expand_owner_alias functionality:

http://www.postfix.org/postconf.5.html#expand_owner_alias

-- 
Matus UHLAR - fantomas, [email protected] ; http://www.fantomas.sk/
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