ansible/roles/haproxy/templates/http.cfg.j2

frontend http
        log             global
        bind            ${BIND_V4}:80
        bind            ${BIND_V6}:80
	http-request	set-src src,ipmask(16,56)

        use_backend     %[req.hdr(host),lower,map(/usr/local/etc/haproxy/http.map)]