David McNab wrote:
> Hi,
>
> When an MTA from somewhere makes the SMTP connection to Exim on my box,
> and exim pipes the mail through procmail, does the SMTP TCP connection
> stay open until the procmail run finishes?
>
The mail is completely received before it gets piped to procmail, which
is after all the local delivery agent.
> I ask, because my procmail pipes each inbound message through SpamBayes.
> I thought that if I set SpamBayes to go into a lengthy sleep (say, 5-10
> minutes) when it positively identifies a spam, it might cause some pain
> and annoyance to the spammer's MTA on the other end.
Use sa-exim instead - you can do a lot of teergrubing during the SMTP
session, that way.
srs