[Raw Msg Headers][Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Syntax question: smtp-policy.spam
On Fri, 14 Jun 2002 11:37:25 +0200 Marek Kowal <email@example.com> wrote:
> > Ideally, content filter might be built in smtpserver binary, with
> > filtering rules dynamically reloadable the same way as current policy database.
> I doubt it should be in the binary - it will grow big and maintenance will
> become real burden. The best way - I believe - is to create separate
> program, which listens on the socket for incoming letters, parses them, and
> then answers (in unerstandable way) - what should be done to the letter. it
> might also return reprocessed letter (i.e. with viruses removed). once the
> interface is well documented, anyone can write his/her own content filter,
> the zmailer just contacts it.
This is not a viable option. If the checker is one process, it may become
a bottleneck. If there are several, you'll have to schedule requests, which
is expensive and fragile. Performing the check within the space of a
single process looks more practical.
Eugene Crosser, head of Internet Applications section, +7 501 787 1000
ROL, Teleross, Golden Telecom, http://user.rol.ru/~crosser/
To unsubscribe from this list: send the line "unsubscribe zmailer" in
the body of a message to firstname.lastname@example.org