server {
    listen 0.0.0.0:443;
    server_name repopus.altlinux.ru repopus;
    access_log /var/log/nginx/repopus.ssl.log;

    # pass the request to the node.js server with the correct headers and much more can be added, see nginx config options
    location / {
        proxy_http_version 1.1;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $http_host;
        proxy_set_header X-NginX-Proxy true;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_pass http://127.0.0.1:1338/;
        proxy_redirect off;
    }
}