Im gonna set up a mail forwarding service for some users.
 
But to prevent policy violations and SPF/DKIM identity aligment errors, I
want to do the following:
 
Replace MAIL FROM with the specified RCPT TO.
For example:
 
MAIL FROM: [email protected] <mailto:[email protected]> 
RCPT TO: [email protected] <mailto:[email protected]> 
 
That has a forward set up for [email protected] <mailto:[email protected]>
--> [email protected] <mailto:[email protected]> 
 
Should be forwarded as:
 
MAIL FROM: [email protected] <mailto:[email protected]> 
RCPT TO: [email protected] <mailto:[email protected]> 
 
 
For the body, I want to encapsulate the whole email (the whole
message/rfc822 object) inside a new message/rfc822 container, such as:
 
If a mail comes like this:
 
From: [email protected] <mailto:[email protected]> 
To: [email protected] <mailto:[email protected]> 
Subject: Hi
Content-Type: text/plain
 
Hi you there
 
I want to encapsulate it as:
--------------------------------------------------
From: [email protected] <mailto:[email protected]> 
To: [email protected] <mailto:[email protected]> 
Subject: FWD: Hi
Content-Type: message/rfc822
 
From: [email protected] <mailto:[email protected]> 
To: [email protected] <mailto:[email protected]> 
Subject: Hi
Content-Type: text/plain
 
Hi you there
--------------------------------------------------
 
 
Any ideas to accomplish both of these in Exim4?
 
 
Best regard, Sebastian Nielsen
 

Attachment: smime.p7s
Description: S/MIME Cryptographic Signature

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