Milter-greylist

On Mon, Oct 01, 2007 at 02:56:35AM +1000, Michael Mansour wrote:
> 
> 2. have the ability to support an external whitelist file.
> 
> I've recently started looking at www.dnswl.org which provides a whitelist of
> sites that are "trusted" and should not be greylisted.
> 
> Obviously it wouldn't make much sense to use their full IP list and import it
> into the greylist.conf file, but it would make sense if I could have in the
> greylist.conf file something like:
> 
> include dnswl.whitelist
> 
> so milter-greylist could then load the whitelist whenever it's updated (or
> have milter-greylist have the ability to query the dnswl site to check if an
> IP is whitelisted and not greylist if it is).

If your list is DNS based, then you can use the "dnsrbl" feature.  I
haven't done this yet, but will soon.  I think this would work:

dnsrbl "DNSWL" list.dnswl.org 127.0.0.2
acl whitelist dnsrbl "DNSWL"