On za, 2017-08-05 at 20:44 -0400, Wayde Nie wrote: > Hi Kees, Maxim, > > I'm very interested in proxy_protocol enabled nginx mail proxy as > well. > Wondering if the feature might be more straightforward (initially?) > if, > when enabled on the listen line, it simply set the appropriate > $proxy_protocol_* variables, similar to the http servers? > > I was hoping that I could then include it as an http get param in the > url for my auth_http directive for the auth script to do a dns > blacklist > lookup and/or logging (and possibly some other anti spambot efforts). > > I'm working on it with your patch as a starting point, and I can get > it > to compile cleanly. Nginx keeps working as expected when I don't set > proxy_protocol on the listen directive, and when I do set > proxy_protocol > on the listen directive I see the correct ip and port picked up and > logged in the error.log, however, then nginx stops sending the smtp > greeting... My mail client connects to my loadbalancer, the lb > connects > to nginx:587 sending the PROXY line, nginx parses and logs the PROXY > fields, then the client times out waiting for any return traffic > from > nginx... I know it's something I'm doing :-) > > I'm happy to keep poking away at it, but curious mostly, if you think > the approach is sound? (ie. use $proxy_protocol_addr, set by > proxy_protocol directive and pass in to auth_http script in auth url > as > a get param?) and if an initial patch that starts by just setting > $proxy_protocol_* variables would be a useful first step in this type > of > functionality? > > Thanks! Wayde.
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Just to get the picture right (it looks to me that your downstream smtp server expects the proxy protocol), what's the exact flow you're trying to accomplish? _______________________________________________ nginx-devel mailing list nginx-devel@nginx.org http://mailman.nginx.org/mailman/listinfo/nginx-devel
