message: add real_ip config to nginx
diff: @@ -85,6 +85,12 @@ http {
  proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
  proxy_headers_hash_bucket_size 64;
  + set_real_ip_from 10.0.0.0/8;
  + set_real_ip_from 172.16.0.0/12;
  + set_real_ip_from 192.168.0.0/16;
  + real_ip_header X-Forwarded-For;
  + real_ip_recursive on;
  +
  port_in_redirect off;
  root /app;
  