[Dovecot] sieve redirect action

[Stephan Bosch]

Nikita Koshikov schreef:
> Hello Stephan,
> 
> First of all, thank you for dovecot-sieve implementation.
> 
> I see that you are adding X-Sieve header to all outgoing e-mail in cmd-redirect.c 
> 
> /* Prepend sieve version header (should not affect signatures) */
> rfc2822_header_field_write(f, "X-Sieve", SIEVE_IMPLEMENTATION);
> 
> How do you look at adding one more header, for example X-Sieve-Forward-From:
> 
> Now, when redirect action is in use - mail forwards using sendmail command line interface. The problem that there is no suitable way to know which user's script has generate redirect. Received: header may contain envelope receiver but this is valid if only 1 "rcpt to:" command was specified on SMTP session.
> This invokes problem when forwarding mail to non-local domains, breaking such things like SPF. I'd like to setup SRS for fixing this, but I don't know sender("sieve local user") mail. Adding one header with valid local user e-mail address will fix this.
> Google add 2 headers for this -  X-Forwarded-To: and X-Forwarded-For: .
> 
> What do you think about this ? 
I have no objection, but then again my experience on this subject is 
pretty bleak. Does anyone else have comments?

Regards,

-- 
Stephan Bosch
stephan at rename-it.nl