Re: [Exim] exiscan, allowing only one istance to run

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Autor: Sam Varghese
Fecha:  
A: exim-users
Asunto: Re: [Exim] exiscan, allowing only one istance to run
On Fri, Feb 01, 2002 at 11:26:32AM +0000, Sean Rima wrote:
> Originally to: All
>
> Hi, me again,
>
> Okay read the FAQs, Docs, info files and god knows what else but I cannot find
> an answer to this.
>
> I run exim on an old 486 pc just to handle mail for myself and my wife and
> handle domain mail for both our mothers. which it does excellently.
>
> Yesterday, I received an email with a W32/Nimda virus. Okay no problem for me as
> I don't run Windows, but my mother does and I want to virus check all emails.
> However when fetchmail is grabbing mail I can have a couple of 100 instances of
> exiscan running which really drains resources and the whole system grinds to a
> halt. What I was wondering is it possible to send each email to exiscan and once
> that email finishes to send another, whilst still accepting mail from fetchmail
> etc. This would cause a bottleneck I know but I am prepared to live with it. Or
> if possible another solution might be just to filter the domain mail for my
> mother.


Nigel Metheringham has written a very good system filter which blocks
mail with certain extensions and politely informs the sender about it.
Since your system is just a small home set-up - like mine - you may like
to look at it.

You can also use certain exim options to block mail from specific
domains which you identify as domains that generate spam on a regular
basis. Have a look at the exim specs in /usr/doc/exim.

Sam
--
Sam Varghese
http://www.gnubies.com
Linux and all free software is not about the smell of money but the
improvement of community