Thanks Maxim!

On Mon, Apr 16, 2018 at 9:20 AM, Maxim Dounin <mdounin@mdounin.ru> wrote:

> Hello!
>
> On Mon, Apr 16, 2018 at 03:16:13AM -0500, Andrei wrote:
>
> > I have an odd upstream application (out of my control) which sometimes
> > responds with incomplete pages, and a 200 error.. This causes blank pages
> > to appear in cache. Is there a way to exclude from/bypass cache if the
> > content-length header from the upstream is lower than 5kb for example?
> > Thanks everyone!
>
> Try proxy_no_cache combined with map on
> $upstream_http_content_length. Something like this should work:
>
> map $upstream_http_content_length $nocache {
> "~^[0-5][0-9]{,3}" 1;
> }
>
> proxy_no_cache $nocache;
>
> See here for details:
>
> http://nginx.org/r/proxy_no_cache
> http://nginx.org/r/map
> http://nginx.org/r/$upstream_http_
>
> --
> Maxim Dounin
> http://mdounin.ru/
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> http://mailman.nginx.org/mailman/listinfo/nginx
>
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