nginx-https.conf

# see https://nginx.org/en/docs/http/websocket.html
map $http_upgrade $connection_upgrade {
    default upgrade;
    '' close;
}

# make sure http becomes https
server {
    listen 80;
    listen [::]:80;
    return 301 https://$host$request_uri;
}

# see https://flask-socketio.readthedocs.io/en/latest/
server {
    listen 443 ssl;
    listen [::]:443 ssl;
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_certificate /etc/nginx/cert.pem;
    ssl_certificate_key /etc/nginx/key.pem;

    location / {
            proxy_pass http://doko3000:5000;
    }

    location /doko3000.io {
        proxy_http_version 1.1;
        proxy_buffering off;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "Upgrade";
        proxy_pass http://doko3000:5000/doko3000.io;
    }

    # static files might be delivered faster by nginx
    location /static {
        root /usr/share/nginx/html;
    }
}