paulbsd-salt/states/nginx/templates/proxy_params.j2

## {{ salt['pillar.get']('salt_managed', default='Salt Managed') }}

proxy_redirect            off;
proxy_set_header          Host            $host;
proxy_set_header          X-Real-IP       $remote_addr;
proxy_set_header          X-Forwarded-For $proxy_add_x_forwarded_for;
client_max_body_size      0;
client_body_buffer_size   8192k;
proxy_connect_timeout     600;
proxy_send_timeout        600;
proxy_read_timeout        600;
proxy_buffers             32    4k;

proxy_cache_path          /var/lib/nginx/cache levels=1:2 keys_zone=cache:10m inactive=24h max_size=1g;
proxy_cache               cache;
proxy_cache_valid         200 302 1h;
proxy_cache_valid         404 1d;