On Fri, Jun 26, 2009 at 02:26:14PM -0400, Matthew Snyder wrote: > Following-up to an older thread: > > Wietse Venema wrote: > > Barney Desmond: > > > 2009/6/13 Wietse Venema <[email protected]>: > > > > One final input: be sure to give each alias an owner-alias so that > > > > Postfix will store the result of alias expansion in new queue > > > > files. > > > > > > > > Otherwise, the result of expansion will not be stored. After failure > > > > of delivery to one local recipient in the expansion, the whole > > > > alias will be expanded again when delivery is retried, which is > > > > something that the other recipients will not appreciate. > > > > With the equivalent of: > > > > /etc/aliases: > > joe: :include:/hoime/majordomo/joelist > > owner-joe: someone-who-maintains-the-list > > > > The Postfix local delivery daemon will expand the alias joe and > > store the result in a new queue file. This is triggered by the > > existence of the owner-joe alias. That alias should always exist > > with real mailing lists. > > Does this hold true for address expansion within > virtual_alias_domains? In other words, if I have
These are expanded on input as mail enters the queue. The default expansion limit is 1000 addresses. > > virtual_alias_domains = example.com > > and then I set up a virtual alias map > > [email protected] -> [email protected] > -> [email protected] > [etc] > > such that all of the members of [email protected] are external to > postfix, do I still need to define > > [email protected] > > in order to avoid the potential repeat deliveries in case of > deferrals? No, but the sender may not get a response to "RCPT TO:" in a timely manner... your table driver has to be sufficiently fast. Using virtual(5) is not recommended for large lists of this sort. You really need a list manager, to change the envelope sender manage bounces, handle removal requests, ... So the list member table is typically external. -- Viktor. Disclaimer: off-list followups get on-list replies or get ignored. Please do not ignore the "Reply-To" header. To unsubscribe from the postfix-users list, visit http://www.postfix.org/lists.html or click the link below: <mailto:[email protected]?body=unsubscribe%20postfix-users> If my response solves your problem, the best way to thank me is to not send an "it worked, thanks" follow-up. If you must respond, please put "It worked, thanks" in the "Subject" so I can delete these quickly.
