[Mailman-Users] Bounced messages with Mailman 2.1 and Postfix 2.5 Virtual Mailboxes

[Jennifer Redman]

Your script and instructions work beautifully.

Had to change a few paths and kept getting a no module error when I added
MTA = None -- easy configuration compared to the other method I was
attempting.

Thanks Ben!

Jen

On 6/7/07, Benjamin Donnachie <benjamin at py-soft.co.uk> wrote:
>
> Jennifer Redman wrote:
> > However, the integration with Postfix -- not so good, appears to be
> > something to do with the Virtual Mailbox setup.
>
> If you can set aside a sub-domain for your mailing lists, eg
> lists.example.com, then it's worth using the sendmail mm-handler script
> with postfix.
>
> Download the script from
>
> http://mailman.svn.sourceforge.net/viewvc/*checkout*/mailman/trunk/mailman/contrib/mm-handler?revision=5100
>
> Install it in /usr/local/bin, make sure it's executable by mailman.
> Edit the config at the top of the file.
>
> Edit postfix/main.cf as follows:
>
> relay_domains = lists.example.com
> # Needed for interface to mailman:
> transport_maps = hash:/etc/postfix/transport
> mailman_destination_recipient_limit = 1
>
>
> Add the following to /etc/postfix/virtual:
>
> ##
> ## Redirect mail to the standard Mailman admin addresses to the
> ## master admin address. (Midway.uchicago.edu is our site's central
> ## mail-routing server, and it carries aliases for maintenance groups.
> ## Not a good plan to entrust Mailman maintenance mail to Mailman.)
> ##
> mailman at lists.example.com               mailman-owner at example.com
> mailman-owner at lists.example.com         mailman-owner at example.com
>
> ##
> ## These addresses are required or recommended either by convention
> ## or by RFC 2142, "Mailbox Names for Common Services, Roles and
> ## Functions". Honor them.
> ##
> MAILER-DAEMON at lists.example.com            mailman-owner at example.com
> postmaster at lists.example.com               mailman-owner at example.com
> webmaster at lists.example.com                mailman-owner at example.com
> abuse at lists.example.com                    mailman-owner at example.com
> root at lists.example.com                     mailman-owner at example.com
>
> Make sure that mailman-owner is aliased to an admin account.
>
> Create the file /etc/postfix/transport as follows:
>
> lists.example.com          mailman:example.com
>
> Add the following to postfix/master.cf:
>
> mailman unix  -       n       n       -       -       pipe
>   flags=FRu user=mailman:mailman
>   argv=/usr/local/bin/mm-handler ${nexthop} ${user} -r $sender
>
>
> Run postmap /etc/postfix/transport, postmap /etc/postfix/virtual and
> restart postfix.
>
> Edit the mailman config file mm_cfg.py to include:
>
>         MTA = None
>
>
> I know it's a bit more complicated initially, but with this set up this
> is it! :-)  There are other way of achieving this but none, in my
> opinion, are as good as mm-handler.
>
> See the link [1] to decide whether mm-handler is suitable for your site.
>
> As you use postfix, you might also want to install the Postfix XVERP
> patch - see [2] for the patch and [3] for details of config options.
> (You'll also need to add smtpd_authorized_verp_clients = 127.0.0.1 to
> /etc/postfix/main.cf)
>
> Take care,
>
> Ben
>
>
> [1]
>
> http://mailman.svn.sourceforge.net/viewvc/mailman/trunk/mailman/contrib/README.mm-handler?view=markup
> [2]
>
> https://sourceforge.net/tracker/index.php?func=detail&aid=869638&group_id=103&atid=300103
> [3]
>
> https://sourceforge.net/tracker/?func=detail&atid=300103&aid=731100&group_id=103
>