server {
    listen 443 ssl;
    listen [::]:443 ssl;
    server_name cdis.cn;
    ssl_certificate /etc/letsencrypt/live/cdis.cn/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/cdis.cn/privkey.pem;
    ssl_protocols TLSv1.2 TLSv1.3;
    access_log /var/log/nginx/fdm-cdis-access.log;
    error_log /var/log/nginx/fdm-cdis-error.log warn;

    add_header X-Content-Type-Options nosniff always;
    add_header Referrer-Policy strict-origin-when-cross-origin always;

    location / {
        proxy_pass http://127.0.0.1:9999;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $remote_addr;
        proxy_set_header X-Forwarded-Proto https;
        proxy_set_header Connection '';
        proxy_connect_timeout 5s;
        proxy_read_timeout 60s;
    }
}