[Rspamd-Users] bayes - dovecot/sieve question

[Stanislav]

On 2023-09-25 12:45, Markus Schönhaber wrote:
> 25.09.23, 20:40 +0200, Stanislav via Users:
> 
>> I struggle to understand the configuration for dovecot/sieve trigger 
>> learning spam/ham.
>> 
>> I'm following this 3rd party manual: 
>> https://www.c0ffee.net/blog/mail-server-guide
>> 
>> So there are following components/files:
>> =========== /usr/local/etc/dovecot/sieve/report-spam.sieve
>> require ["vnd.dovecot.pipe", "copy", "imapsieve", "environment", 
>> "variables"];
>> 
>> if environment :matches "imap.email" "*" {
>>    set "email" "${1}";
>> }
>> 
>> pipe :copy "train-spam.sh" [ "${email}" ];
> [...]
>> =========== /usr/local/etc/dovecot/sieve/train-spam.sh
>> exec /usr/local/bin/rspamc -h /var/run/rspamd/rspamd.sock learn_spam
> [...]
>> Now, when I move a letter to junk to trigger it - I'm confused about 
>> how exactly "rspamc learn_spam" knows what exact email needs to learn. 
>> From what I see we pass an "email" only.
> 
> The "pipe" sieve command passes the value of ${email} as a parameter to 
> the script, while the the mail's content is piped to the script's 
> standard input. Therefore, stdin is where your script (and in turn 
> rspamc) gets the mail it is supposed to learn.

Ok, one more question :)
What's the point of passing ${email} as a parameter to the script if 
there's no "$1" defined in the script itself, so the script isn't using 
it.
Is this for logging purpose or rspamc somehow gets this?

Best