default

server {
    location /roadrage {
        rewrite /roadrage/(.*) /$1 break;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $host;
        # I've tried with and without the trailing /
        proxy_pass http://cl1.dlstx.met:8888/;
        proxy_redirect default;
    }
}