public async Task HandleAsync(ChannelReader <byte> reader, ChannelWriter <byte> writer, Client clientModel)
{
Requests.RS_LOGON_PROOF request = await RS_LOGON_PROOF_Reader.ReadAsync(reader);
// Calculate U and M1
clientModel.AuthEngine.CalculateU(request.A);
clientModel.AuthEngine.CalculateM1();
// AuthEngine.CalculateCRCHash()
if (!clientModel.AuthEngine.M1.SequenceEqual(request.M1))
{
// Wrong pass
logger.Debug("Wrong password for user {0}.", clientModel.AccountName);
await AUTH_LOGON_PROOF_Writer.WriteAsync(writer, new AUTH_LOGON_PROOF(AccountState.LOGIN_BAD_PASS));
}
else
{
clientModel.AuthEngine.CalculateM2(request.M1);
await AUTH_LOGON_PROOF_Writer.WriteAsync(writer, new AUTH_LOGON_PROOF(
AccountState.LOGIN_OK,
clientModel.AuthEngine.M2));
// Set SSHash in DB
string sshash = string.Concat(clientModel.AuthEngine.SsHash.Select(x => x.ToString("X2")));
await accountStorage.UpdateAccountAsync(sshash,
clientModel.RemoteEnpoint.Address.ToString(),
Strings.Format(DateAndTime.Now, "yyyy-MM-dd"),
clientModel.AccountName);
logger.Debug("Auth success for user {0} [{1}]", clientModel.AccountName, sshash);
}
}
