[Dovecot] sieve vs deliver -m

[Stephan Bosch]

Frank Cusack wrote:
> On December 28, 2009 10:50:32 PM +0100 Stephan Bosch 
> <stephan at rename-it.nl> wrote:
>> See the solution I presented elsewhere in this thread. That should do
>> just that.
> 
> Not if the user has control over his sieve scripts though (in which
> case anything can happen).
> 
That's the idea of a sieve_before script. That can only be set and 
administered by the system administrator. If the script finishes without 
error, all actions executed therein are definitive and cannot be 
influenced by the subsequently executed user script.

Regards,

Stephan.