Example #1
1
func main() {
	t, err := pam.StartFunc("", "", func(s pam.Style, msg string) (string, error) {
		switch s {
		case pam.PromptEchoOff:
			return gopass.GetPass(msg)
		case pam.PromptEchoOn:
			fmt.Print(msg + " ")
			input, err := bufio.NewReader(os.Stdin).ReadString('\n')
			if err != nil {
				return "", err
			}
			return input[:len(input)-1], nil
		case pam.ErrorMsg:
			log.Print(msg)
			return "", nil
		case pam.TextInfo:
			fmt.Println(msg)
			return "", nil
		}
		return "", errors.New("Unrecognized message style")
	})
	if err != nil {
		log.Fatalf("Start: %s", err.Error())
	}
	err = t.Authenticate(0)
	if err != nil {
		log.Fatalf("Authenticate: %s", err.Error())
	}
	log.Print("Authentication succeeded!")
}
Example #2
1
func PAMAuth(serviceName, userName, passwd string) error {
	t, err := pam.StartFunc(serviceName, userName, func(s pam.Style, msg string) (string, error) {
		switch s {
		case pam.PromptEchoOff:
			return passwd, nil
		case pam.PromptEchoOn, pam.ErrorMsg, pam.TextInfo:
			return "", nil
		}
		return "", errors.New("Unrecognized PAM message style")
	})

	if err != nil {
		return err
	}

	if err = t.Authenticate(0); err != nil {
		return err
	}

	return nil
}