selective virus scanning

[Julian Field]

At 17:22 18/03/2004, you wrote:
>Hi Julian,
>
>I know you were (are) quite busy... but have you read this one I sent
>yesterday?...
>
>We're already doing some pieces of this and I'd like to know, at least
>the answer to the simple individual questions about MailScanner.conf
>settings and what happens now if some of the recipients of a message
>yield one answer in a ruleset and others yield another one...
>
>Thanx again for MailScanner and all the support you provide.
>
>
>El 17 Mar 2004 a las 10:13, Mariano Absatz escribió:
>
> > Hi,
> >
> > I have a large customer (an ISP) that wants to selectively apply virus
> > scanning based on the recipient address. That is, some target addresses
> > are to be scanned and some others not.
> >
> > I plan to develop a set of CustomConfig.pm functions to handle this...
> > I'll even modify the code if I must.
> >
> > I have a few questions about this:
> >
> > The 'Virus Scanning =' setting has a comment that says: 'This switch
> > actually switches on/off all processing of the email messages. If you
> > just want to switch off actual virus scanning, then set "Virus Scanners =
> > none" instead'.
> >
> > Does it mean that if "Virus Scanning = no", it won't call SpamAssassin?

No, it doesn't mean that. It won't do the filename/filetype checking if 
Virus Scanning = no.

> > If I use "Virus Scanners = none", I should also disable all internal
> > "Allow External Message Bodies" and the like if I don't want any virus
> > detection at all, should I?

Yes, I think so.

> > I recall a discussion about what happened when you had a bunch of
> > recipients in the same message and some wanted one treatment and the rest
> > another... what I don't recall is if there was a solution to this
> > (besides configuring the MTA to replicate the message once for every
> > recipient, which I wouldn't like to do). Is there any nice solution to
> > this?... otherwise, I'll probably have to hack something in Message.pm
> > and ZMailer.pm to handle the case thru some kind of message duplication
> > only when needed.

The sendmail solution to this is to use "queue groups" to set the max 
number of recipients per message to 1. Does ZMailer have a similar capability?
-- 
Julian Field
www.MailScanner.info
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