map $http_upgrade $connection_upgrade {
    default upgrade;
    ""      close;
}

ssl_protocols TLSv1.2 TLSv1.3;
ssl_ecdh_curve X25519:prime256v1:secp384r1;
ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-CHACHA20-POLY1305;
ssl_prefer_server_ciphers on;
ssl_session_timeout 1d;
ssl_session_cache shared:MozSSL:10m;
ssl_session_tickets off;

server {
    server_name app.cxap.quest;
    listen unix:/dev/shm/nginx.sock ssl proxy_protocol;
    http2 on;

    ssl_certificate "/etc/nginx/ssl/node/fullchain.pem";
    ssl_certificate_key "/etc/nginx/ssl/node/privkey.pem";
    ssl_trusted_certificate "/etc/nginx/ssl/node/fullchain.pem";

    root /var/www/html;
    index index.html;
}

server {
    listen unix:/dev/shm/nginx.sock ssl proxy_protocol default_server;
    server_name _;
    ssl_reject_handshake on;
    return 444;
}