nginx a/b test config

nginx-multibackend.conf

upstream rrbackend {
        server          127.0.0.1:8080 weight=3;
        server          127.0.0.1:8888;
}

map  $cookie_backend   $backend {
        default         rrbackend;
        experimental    127.0.0.1:8888;
}

map $cookie_backend     $everything {
        default         127.0.0.1:8080;
        experimental    127.0.0.1:8888;
}

server {
        root /var/www/foobar/;
        index index.html; 

        server_name test.foobar.org;

        access_log /var/log/nginx/foobar.access.log;
        error_log  /var/log/nginx/foobar.error.log;
        
        location = / {
                proxy_pass              http://$backend;
        }

        location / {
                proxy_pass              http://$everything;
        }
}