stream {
    server {
        listen 6697 ssl;
        proxy_pass 127.0.0.1:6668;
        proxy_protocol on;
        ssl_certificate /etc/letsencrypt/live/raye.mistivia.com/fullchain.pem;
        ssl_certificate_key /etc/letsencrypt/live/raye.mistivia.com/privkey.pem;
    }
}