WUS 1.2 nginx config

upstream backend {
    server SERV1_ADDR:SERV1_PORT;
    server SERV2_ADDR:SERV2_PORT;
    server SERV3_ADDR:SERV3_PORT;
}

log_format upstreamlog '[$time_local] to: $upstream_addr: $request $status upstream_response_time $upstream_response_time msec $msec request_time $request_time';

server {
    listen NGINX_PORT;
    access_log /var/log/nginx/access.log upstreamlog;

    location /petclinic/api/ {
        proxy_pass http://backend;
    }
}