case *core.EnvoyInternalAddress_ServerListenerName:
			return fmt.Sprintf("envoy://%s/%s", an.ServerListenerName, internal.EndpointId)
		}
	}
	return "unknown"
}

func retrieveEndpointPort(l *admin.HostStatus) uint32 {
	addr := l.Address.GetSocketAddress()
	if addr != nil {
		return addr.GetPortValue()
	}
	return 0
}

func retrieveEndpointStatus(l *admin.HostStatus) core.HealthStatus {

	if e.Address == "" && e.Port == 0 && e.Cluster == "" && e.Status == "" {
		return true
	}
	if e.Address != "" && !strings.EqualFold(retrieveEndpointAddress(ep), e.Address) {
		return false
	}
	if e.Port != 0 && retrieveEndpointPort(ep) != e.Port {
		return false
	}
	if e.Cluster != "" && !strings.EqualFold(cluster, e.Cluster) {
		return false
	}
	status := retrieveEndpointStatus(ep)