[Dovecot] Why : dovecot_destination_recipient_limit = 1 ?

[Jerry]

On Tue, 03 Nov 2009 13:29:58 +0100
Koenraad Lelong <dovecot at ace-electronics.be> replied:

> Markus Schönhaber schreef:
> > Koenraad Lelong:
> > 
> >> I'm trying to activate sieve. In all tutorials I have seen I need
> >> to set dovecot_destination_recipient_limit = 1 in Postfix's
> >> main.cf. Can anyone explain why ?
> >> I like to know because when I set this and the dovecot transport
> >> in Postfix, I'm having problems when aliasses are used that map to 
> >> different recipients, i.e. info at ... results in user1 at ...,
> >> user2 at ..., etc. The problems are an error from Postfix :
> >> Oct 30 09:25:19 lace3 postfix/pipe[19729]: 8A77E2D5B5B: 
> >> to=<some.body at some.where.org>, relay=dovecot, delay=2390, 
> >> delays=2390/0.04/0/0.01, dsn=4.3.5, status=deferred (mail system 
> >> configuration error)
> >> Oct 30 09:25:19 lace3 postfix/pipe[19729]: warning: pipe flag `D' 
> >> requires dovecot_destination_recipient_limit = 1
> > 
> > Well, the last message says it all: you've instructed postifx' pipe
> > to add a "Delivered-To" header field to the message. And this
> > obviously can't work when delivering one message to multiple
> > recipients in one pass. See also:
> > http://www.postfix.org/pipe.8.html
> > 
> Thanks for your response, Markus.
> Am I to conclude that what I'm trying to do is impossible then, with 
> dovecot ?
> I would like to enable sieve on a system where I have aliasses which 
> point to multiple recipients.
> For some reason dovecot needs the DRhu flags. The D flag needs 
> dovecot_destination_recipient_limit=1 which prevents those multiple 
> recipients.
> 
> Or am I missing something ?
> 
> If I would remove the D-flag, how likely it is to get a loop ? 
> Unfortunately I don't have a test-system at the moment.

I once saw something like this on the Postfix list. Might I suggest
that you consider posting this question on their forum also. Perhaps
someone there might have a usable solution for you.


-- 
Jerry
gesbbb at yahoo.com

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