func (endpoints Endpoints) GetAllStrings() (all []string) {
	for _, e := range endpoints {
		all = append(all, e.String())
	}
	return
}

func hostResolveToLocalhost(endpoint Endpoint) bool {
	hostIPs, err := getHostIP(endpoint.Hostname())
	if err != nil {
		return false
	}
	var loopback int
	for _, hostIP := range hostIPs.ToSlice() {
		if net.ParseIP(hostIP).IsLoopback() {
			loopback++
		}
	}