Conditional access log formatting ?
Valentin V. Bartenev
vbart at nginx.com
Mon Jul 20 12:48:47 UTC 2015
On Saturday 18 July 2015 11:37:33 Ben wrote:
> I'm using haproxy infront of some NGINX instances, but only for some
> instances which are being loadbalanced by haproxy, there are other
> instances which go straight through.
> I realise I need to change the logging format in NGINX to enable
> X-Forwarded-For in the access logs.
> The question is whether I can conditionally format the logs, i.e. use
> "X-Forwarded-For" if it exists, otherwise use the normal NGINX logging
> I've had a quick peek at the manual, I'm thinking maybe this can be done
> with a map of some sort ? Maybe there's a better way ? To be honest
> I've no idea where to start, and I've never used maps before anyway !
You should use the realip module:
wbr, Valentin V. Bartenev
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