Re: [Exim] Exim + Cyrus 1.5.19 recipient verification

Jeff Green wrote:
> I'm seeing a large number of delivery attempts to non-existent local users,
> and I'd like to set up recipient verification and failure during the SMTP
> dialog to avoid frozen bounce messages. The server is running Exim 4.30 and
> Cyrus 1.5.19 (Debian/Woody), using the following delivery transport:
>
> local_delivery_cyrus:
> driver = pipe
> command = "/usr/sbin/cyrdeliver -m ${substr_1:${local_part_suffix}} --
> ${local_part}"
> group = mail
> log_output
> message_prefix =
> message_suffix =
> return_output
> user = cyrus
>
> The logged error is:
>
> 2004-08-02 08:08:15 1BreQA-0003oe-NS ** uphold@???
> R=local_user_cyrus T=local_delivery_cyrus: Child process of
> local_delivery_cyrus transport returned 67 (could mean user nonexistent)
> from command: /usr/sbin/cyrdeliver
>
> I suspect that my challenge is the use of the pipe transport. The docs
> continue on to say that LMTP can be implemented to allow interactive
> delivery. At this point, however, I'm rather in the dark, suspecting that
> this direction is going to ultimately result in a lack of LMTP capability
> in this version of Cyrus. If anyone has travelled this road and might
> suggest a pointer or two, or an alternate method of mailbox verification,
> it would be much appreciated.

Make exim use LMTP callouts. It is simple when you know "the waiting traps":
http://anfi.homeunix.net/exim/rtvcyrus.html

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Andrzej [en:Andrew] Adam Filip anfi@??? anfi@???
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