server {
  listen 4443 ssl proxy_protocol;
  real_ip_header proxy_protocol;
  set_real_ip_from 127.0.0.1;

  allow  10.0.0.0/8;
  allow  100.64.0.0/12;
  deny   all;

  server_name ntfy.simponic.hatecomputers.club;

  ssl_certificate         /etc/letsencrypt/live/ntfy.simponic.hatecomputers.club/fullchain.pem;
  ssl_certificate_key     /etc/letsencrypt/live/ntfy.simponic.hatecomputers.club/privkey.pem;
  ssl_trusted_certificate /etc/letsencrypt/live/ntfy.simponic.hatecomputers.club/fullchain.pem;

  ssl_session_cache shared:SSL:50m;
  ssl_session_timeout 5m;
  ssl_stapling on;
  ssl_stapling_verify on;

  ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
  ssl_ciphers "ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES256-GCM-SHA384:AES128-GCM-SHA256:AES256-SHA256:AES128-SHA256:AES256-SHA:AES128-SHA:DES-CBC3-SHA:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!MD5:!PSK:!RC4";

  ssl_dhparam /etc/nginx/dhparams.pem;
  ssl_prefer_server_ciphers on;

  location / {
    proxy_pass https://ntfy.internal.simponic.xyz;
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_buffering off;
    proxy_set_header X-Real-IP $remote_addr;
    add_header Strict-Transport-Security "max-age=15552000; includeSubDomains" always;
  }
}