Holy smokes!
Anyone willing to try break this down into English for the rest of us
noobs who have no clue what this is or what it does. I would love to use it
as a learning experience and enrich my knowledge of Exim.
Regards
Michael
----- Original Message -----
From: "John W. Baxter" <jwblist3@???>
To: <exim-users@???>
Sent: Saturday, February 17, 2007 7:39 AM
Subject: Re: [exim] how to set up RelayCountry
On 2/15/07 7:22 AM, "Mike Cardwell" <exim-users@???> wrote:
> If you just want to add the header, you can do it natively in exim:
>
> Stick this in your data acl:
>
> warn set acl_m0 =
> acl = acl_relay_countries
> condition = ${if ! eq{$acl_m0}{}}
> message = X-Relay-Countries: $acl_m0
>
> Create a recursive acl as follows:
>
> acl_relay_countries:
> warn set acl_m3 = ${if eq{$acl_m3}{}{$h_received:}{$acl_m3}}
> set acl_m2 = ${if match{$acl_m3}{\N^[^\[]+\[([^\]]+)\]\N}{$1}{}}
> set acl_m3 = ${sg{$acl_m3}{\N^[^\[]+\[([^\]]+)\](.*)\N}{\$2}}
> warn condition = ${if match{$acl_m2}{\N^\d{1,3}(\.\d{1,3}){3}$\N}}
> !condition = ${if match_ip{$acl_m2}{+private_networks}}
> set acl_m5 =
> ${sg{$acl_m2}{\N^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$\N}{\$4.\$3.\$2.\$
> 1.zz.countries.nerd.dk}}
> set acl_m5 = ${lookup dnsdb{txt=<,$acl_m5}{${uc:$value}}{UNKNOWN}}
> set acl_m0 = ${if eq{$acl_m0}{}{$acl_m5}{$acl_m0 $acl_m5}}
> warn !condition = ${if eq{$acl_m2}{}}
> acl = acl_relay_countries
> accept
>
> I only briefly tested the above but it seems to work.
>
> There should be an obfuscated exim configuration contest.
Philip, thou hast builded a monster. ;-)
Mike, be grateful for the \N...\N construct (a relatively recent--compared
with my use of Exim--and most welcome addition).
--John
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