upstream artxss {
    ip_hash;
    server 127.0.0.1:10050;
    server 127.0.0.1:10051;
    server 127.0.0.1:10052;
    server 127.0.0.1:10053;
    server 127.0.0.1:10054;
}

server {
    listen 80;
    server_name web-art.ecsc18.hack.cert.pl;

    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl;
    server_name web-art.ecsc18.hack.cert.pl;

    ssl_certificate /etc/letsencrypt/live/ecsc18.hack.cert.pl/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/ecsc18.hack.cert.pl/privkey.pem;

    try_files $uri $uri/ =404;

    location / {
        #allow 127.0.0.1;
        #allow 195.164.49.185;
        #allow 195.187.238.0/24;
        #deny all;

        proxy_set_header Host $http_host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header REMOTE_ADDR $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_http_version 1.1;

        proxy_pass http://artxss;
    }
}