Nginx Configuration

/etc/nginx/conf.d/CTFOJ.conf:

server {
    server_name ctf.jonathanw.dev;

    location / {
        include proxy_params;
        proxy_pass http://unix:/CTFOJ/src/CTFOJ.sock;
    }

    listen 443 ssl http2; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/ctf.jonathanw.dev/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/ctf.jonathanw.dev/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

}
server {
    if ($host = ctf.jonathanw.dev) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


    listen 80;
    server_name ctf.jonathanw.dev;
    return 404; # managed by Certbot


}

/etc/nginx/proxy_params:

proxy_set_header Host $http_host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;

/etc/systemd/system/CTFOJ.service:

[Unit]
Description=CTFOJ
After=network.target

[Service]
User=ctfoj
Group=nginx
WorkingDirectory=/CTFOJ/src
Environment="PATH=/CTFOJ/bin"
ExecStart=/CTFOJ/bin/gunicorn --workers 3 --bind unix:CTFOJ.sock --log-file gunicorn.log -m 007 wsgi:app

[Install]
WantedBy=multi-user.target