return ""
	}
	vh := er.GetVirtualHosts()[0]
	if !reflect.DeepEqual(vh.Domains, []string{"*"}) {
		return ""
	}
	if len(vh.GetRoutes()) != 1 {
		return ""
	}
	r := vh.GetRoutes()[0]
	if r.GetMatch().GetPrefix() != "/" {
		return ""
	}
	a, ok := r.GetAction().(*route.Route_Route)
	if !ok {
		return ""
	}
	cl, ok := a.Route.ClusterSpecifier.(*route.RouteAction_Cluster)
	if !ok {
		return ""

						if !isPassthrough(r.GetAction()) {
							fmt.Fprintf(w, "%v\t%s\t%s\t%s\t%s\n",
								route.Name,
								vhosts.Name,
								describeRouteDomains(vhosts.GetDomains()),
								describeMatch(r.GetMatch()),
								describeManagement(r.GetMetadata()))
						}
					}
					if len(vhosts.Routes) == 0 {
						fmt.Fprintf(w, "%v\t%s\t%s\t%s\t%s\n",
							route.Name,
							vhosts.Name,

		version      = buildVersion.GetVersion()
		md           = buildVersion.GetMetadata().GetFields()

		sb strings.Builder
	)

	fmt.Fprintf(&sb, "%d.%d.%d", version.GetMajorNumber(), version.GetMinorNumber(), version.GetPatch())
	if label, ok := md[buildLabelKey]; ok {
		fmt.Fprintf(&sb, "-%s", label.GetStringValue())
	}
	if status, ok := md[statusKey]; ok {
		fmt.Fprintf(&sb, "/%s", status.GetStringValue())
	}