[Rspamd-Users] Selectors on RBLs

[Simon Bressier]

Hi Jesse,

On Wed, Feb 17, 2021 at 6:06 PM Jesse Norell via Users
<users at lists.rspamd.com> wrote:
>
> This is 100% a guess, but try changing the semi-colon to lua's string
> concatenation operator (which a quick search says is '..'):
>
> selector = 'header("Feedback-ID") .. urls.get_tld.take_n(20)';

Thank you for your suggestion, I tried but no luck unfortunately (btw
I discovered with your message that concat operator in lua was using
double dot)

Thanks anyway :)

>
>
> On Wed, 2021-02-17 at 17:27 +0100, Bressier Simon wrote:
> > Hello folks,
> >
> > just bumping my question here in case someone is already using
> > successfully
> > selectors on RBLs to build custom DNSBL requests using header pieces
> > +
> > domains from the urls ?
> >
> > Thank you very much in advance!
> >
> > Best,
> >
> > Simon
> >
> >
> >
> > On Sun, Feb 14, 2021 at 10:55 PM Bressier Simon <bressier.s at gmail.com
> > >
> > wrote:
> >
> > > Hi folks,
> > >
> > > Discovering selectors currently, and trying to implement the logic
> > > on a
> > > specific RBL, as described on both pages:
> > > https://rspamd.com/doc/modules/rbl.html
> > > https://rspamd.com/doc/configuration/selectors.html
> > >
> > > I've tried the following:
> > >
> > > customrbl_domains {
> > > >             ignore_defaults = true;
> > > >             no_ip = true;
> > > >             dkim = true;
> > > >             selector = 'header("Feedback-
> > > > ID");urls.get_tld.take_n(20)';
> > > >             disable_monitoring = true;
> > > >             rbl = "sub.myrbl.com";
> > > >             returncodes = {
> > > >             RETURNEDCODE = "127.0.0.1";
> > > >             }
> > > >         }
> > > >
> > >
> > > And it does not follow the way I would imagine. What I've
> > > understood from
> > > the doc, is it should concat the feedback-id header value with the
> > > domains
> > > of the urls, to create a list of feedback-id:domain.com to request
> > > via
> > > the rbl.
> > >
> > > The behavior I'm currently getting is actually different, it makes
> > > two
> > > requests to the rbl, one with the feedback-id, and one with the
> > > domains,
> > > making the whole thing not helpful to me :(
> > >
> > > Could you please tell me if I'm doing the right thing and if I've
> > > understood properly the purpose of the selectors for rbls ?
> > >
> > > Thank you very much in advance,
> > >
> > > Best,
> > >
> > > Simon
> > >
> --
> Jesse Norell
> Kentec Communications, Inc.
> 970-522-8107  -  www.kci.net
>
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