On 4/14/2010 11:02 PM, Gary Smith wrote:
We use a filter to break out and run our spamassassin and other checks. In bash
shell that process, we have a need to insert a custom unique header per email
for compliance. Is there a simple way of doing this without having to go into
any special mime processing of the message?
Gary Smith
Is there some reason the Message-ID won't work as a unique
identifier?
You can use a policy server to insert a header based on
envelope information.
http://www.postfix.org/SMTPD_POLICY_README.html
If your header must be based on the message content, you'll
need a milter or content_filter.
-- Noel Jones
