nginx.conf

server {
    server_name wiki.setfive.com;

    listen 443 ssl;
    ssl_certificate /etc/httpd/ssl/setfive-ssl.chained.crt;
    ssl_certificate_key /etc/httpd/ssl/setfive-ssl.key;

    ssl_session_cache shared:le_nginx_SSL:1m;
    ssl_session_timeout 1440m;

    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
    ssl_prefer_server_ciphers on;

    ssl_ciphers "ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS";

    root /var/www/html/wiki;
    index index.php;

    auth_request /is-authenticated;

    location = /is-authenticated {
        internal;
        proxy_pass https://platform.setfive.com/is-authenticated;
        proxy_set_header Content-Length "";
     }

     location / {
        # This is cool because no php is touched for static content.
        # include the "?$args" part so non-default permalinks doesn't break when using query string
        try_files $uri $uri/ /index.php?$args;
     }

    location ~ \.php$ {
      fastcgi_pass   unix:/run/php-fpm/www.sock;
      fastcgi_split_path_info ^(.+\.php)(/.*)$;
      include fastcgi_params;
      fastcgi_param  SCRIPT_FILENAME    $document_root$fastcgi_script_name;
      # fastcgi_param  HTTPS              off;
    }

}