public void FromOtpAuthMigrationAuthenticatorTest(OtpAuthMigration.Authenticator migration, Authenticator b)
{
var a = Authenticator.FromOtpAuthMigrationAuthenticator(migration, _iconResolver);
Assert.Equal(a.Type, b.Type);
Assert.Equal(a.Algorithm, b.Algorithm);
Assert.Equal(a.Counter, b.Counter);
Assert.Equal(a.Digits, b.Digits);
Assert.Equal(a.Period, b.Period);
Assert.Equal(a.Issuer, b.Issuer);
Assert.Equal(a.Username, b.Username);
Assert.True(Base32.Rfc4648.Decode(a.Secret).SequenceEqual(Base32.Rfc4648.Decode(b.Secret)));
}
public void FromOtpAuthMigrationAuthenticatorTest(OtpAuthMigration.Authenticator migration, Authenticator b)
{
var a = Authenticator.FromOtpAuthMigrationAuthenticator(migration, _iconResolver);
Assert.Equal(a.Type, b.Type);
Assert.Equal(a.Algorithm, b.Algorithm);
Assert.Equal(a.Counter, b.Counter);
Assert.Equal(a.Digits, b.Digits);
Assert.Equal(a.Period, b.Period);
Assert.Equal(a.Issuer, b.Issuer);
Assert.Equal(a.Username, b.Username);
Assert.Equal(Base32Encoding.ToBytes(a.Secret), Base32Encoding.ToBytes(b.Secret));
}
public void FromOtpAuthMigrationAuthenticatorTest(OtpAuthMigration.Authenticator migration, Authenticator b)
{
var a = Authenticator.FromOtpAuthMigrationAuthenticator(migration);
Assert.That(a.Type == b.Type);
Assert.That(a.Algorithm == b.Algorithm);
Assert.That(a.Counter == b.Counter);
Assert.That(a.Digits == b.Digits);
Assert.That(a.Period == b.Period);
Assert.That(a.Issuer == b.Issuer);
Assert.That(a.Username == b.Username);
Assert.That(Base32Encoding.ToBytes(a.Secret).SequenceEqual(Base32Encoding.ToBytes(b.Secret)));
}
public static Authenticator FromOtpAuthMigrationAuthenticator(OtpAuthMigration.Authenticator input,
IIconResolver iconResolver)
{
string issuer;
string username;
// Google Auth may not have an issuer, just use the username instead
if (String.IsNullOrEmpty(input.Issuer))
{
issuer = input.Username.Trim().Truncate(IssuerMaxLength);
username = null;
}
else
{
issuer = input.Issuer.Trim().Truncate(IssuerMaxLength);
// For some odd reason the username field always follows a '[issuer]: [username]' format
username = input.Username.Replace($"{input.Issuer}: ", "").Trim().Truncate(UsernameMaxLength);
}
var type = input.Type switch
{
OtpAuthMigration.Type.Totp => AuthenticatorType.Totp,
OtpAuthMigration.Type.Hotp => AuthenticatorType.Hotp,
_ => throw new ArgumentOutOfRangeException(nameof(input.Type), "Unknown type")
};
var algorithm = input.Algorithm switch
{
OtpAuthMigration.Algorithm.Sha1 => HashAlgorithm.Sha1,
_ => throw new ArgumentOutOfRangeException(nameof(input.Algorithm), "Unknown algorithm")
};
string secret;
try
{
secret = Base32.Rfc4648.Encode(input.Secret);
secret = CleanSecret(secret, type);
}
catch (Exception e)
{
throw new ArgumentException("Failed to parse secret", e);
}
var auth = new Authenticator
{
Issuer = issuer,
Username = username,
Algorithm = algorithm,
Type = type,
Secret = secret,
Counter = input.Counter,
Digits = type.GetDefaultDigits(),
Period = type.GetDefaultPeriod(),
Icon = iconResolver.FindServiceKeyByName(issuer)
};
if (!auth.IsValid())
{
throw new ArgumentException("Authenticator is invalid");
}
return(auth);
}
