Re: [exiscanusers] Announce: exiscan-acl-4.41-25

> - Added support for Kaspersky AV Version 5 (aveserver).

Big good news. I've waited this for a very long time. Thank you, Tom.

----- Original Message -----
From: "Tom Kistner" <[email protected]>
To: <[email protected]>; <[email protected]>
Sent: Wednesday, August 18, 2004 11:13 PM
Subject: [exiscanusers] Announce: exiscan-acl-4.41-25


> Is now at
>
> http://duncanthrax.net/exiscan-acl/
>
> One fix and three feature additions. From the CHANGELOG:
>
> ------------------------------------------------------------
> 25  - Fixed include location of libspf2 headers.
>
>      - Added support for Kaspersky AV Version 5 (aveserver).
>
>      - Added expansion of av_scanner global variable
>        when it starts with a dollar sign. This is useful
>        for implementing multiple malware scanners.
>
>      - Added support for adding ACL headers at the beginning
>        and in the "middle" of the message header block.
>        (This is a preliminary solution, see comment in SPF
>        section of exiscan-acl-spec).
> -------------------------------------------------------------
>
> The spec file has an example on how to use multiple AV scanners. I think
> this is a bit over the top but then you may be working for paranoid
> people :)
>
> About the header addition hack: It's just that. A hack. I documented it
> in section 10 of the spec file, I'll just paste it here for a quick
> overview:
>
> ---------------------------------------------------------------
> 10. Selecting header positions when adding headers in ACLs
> --------------------------------------------------------------
>
> When adding headers to a message during ACL processing  (using
> the "message" keyword), the  exiscan-acl patch enables you  to
> select where those headers are added in the list. This is done
> via a "control" statement. Possible statements are:
>
>    control = header_pos_top
>    This will add headers at the top of the header list, even
>    before the Received: headers. This is useful for adding
>    SPF-Received: headers.
>
>    control = header_pos_middle
>    This will add headers behind the last Received: or Resent-*:
>    header found in the list. This is good if you want to be
>    RFC822/2822 compliant.
>
>    control = header_pos_bottom
>    This is the default. It will add headers at the bottom of
>    the list, just like vanilla exim would do.
>
> When  an ACL  is run,  the setting  is reset  to the  default.
> Inside one ACL, the setting is remembered between verb blocks,
> but you can change it as often as you like.
>
> This  feature was  added mainly  to provide  proper SPF  draft
> support. It should be considered experimental and might change
> to be more flexible in the future.
> ---------------------------------------------------------------
>
> This could be done nicer, I took a stab at making it really flexible but
> it was hard to do with exims present way of adding headers in ACLs. The
> fuckup probability was too high :)
> I think this hackish solution will do for a while, especially since its
> mainly needed for proper SPF draft implementation.
>
> cheers,
>
> /tom
>
>
>
>
>
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