[Dovecot] mailing lists and Dovecot deliver (lda)

[Roderick A. Anderson]

Dave McGuire wrote:
> On Feb 10, 2009, at 4:24 PM, Roderick A. Anderson wrote:
>> I'm trying to figure out a way, or if it is even possible, to use 
>> mailing list software (majordomo2) on a Postfix + Dovecot + virtual 
>> mailboxes system.  And where I should be looking.
>>
>> The examples on the Postfix site don't seem to address a purely 
>> virtual mailboxes system and I haven't found anything about doing it 
>> with deliver.
>>
>> I think I'm at the wrong tree (Dovecot deliver) and should be 
>> pestering the Postfix list.
>>
>> FTR, I host some sites for not-for-profits and they have asked about 
>> setting up lists.  So far I've dodged the question but would like to 
>> attempt it now.
> 
>   I have done this with great success.  I must be brief as I'm in a 
> rush, but here's the basic overview:

Thanks Dave.  Looks clear enough.  I'm glad you came up with this as I 
would never have thought of using a pipe.  Very slick.

Only tricky part I see is the conversion to using majordomo2 instead of 
mailman.


Rod
-- 
>   - Create a new transport in master.cf, I called it "mailman".  It 
> looks like this:
> 
> -------------------
> mailman   unix  -       n       n       -       -       pipe
>   flags=FR user=mailman:nobody
>   argv=/usr/local/mailman/bin/postfix-to-mailman.py ${nexthop} ${user}
> -------------------
> 
>   The "postfix-to-mailman.py" script can be found via google.  I had to 
> make some minor changes to the one I found; I can send you mine if you 
> get stuck.
> 
>   - Create a "pseudo-subdomain" (not in DNS) for Mailman, I used 
> "lists.<domainname>".
> 
>   - Set the transport for the "lists.<domainname>" to be "mailman:" in 
> your transport map.
> 
>   - Rewrite all relevant "<listaddress>@<domainname>" addresses (-admin, 
> -request, etc) into the "lists" subdomain of the form 
> "<listaddress>@lists.<domainname>" using virtual aliases.
> 
>   If you run into trouble, contact me off-list and I'll try to help.
> 
>            -Dave
>