Golang Key.Image Examples

Example #1

File: main.go Project: manuwell/guardian

func qrcode(key *otp.Key) string {
	// Convert TOTP key into a PNG
	var buf bytes.Buffer
	img, err := key.Image(400, 400)
	if err != nil {
		panic(err)
	}
	png.Encode(&buf, img)
	return base64.StdEncoding.EncodeToString(buf.Bytes())
}