flag.StringVar(&clientID, "cid", "", "Client ID")
	flag.StringVar(&clientSecret, "csec", "", "Client secret")
}

func getTokenExpiry() (*credentials.ClientGrantsToken, error) {
	data := url.Values{}
	data.Set("grant_type", "client_credentials")
	req, err := http.NewRequest(http.MethodPost, idpEndpoint, strings.NewReader(data.Encode()))
	if err != nil {