public void OnAuthenticationPipelineLoad(IAuthenticationMethodConfigData configData)
{
try
{
_secretStorageProvider = new DynamoDbSecretStorageProvider();
_usedCodeProvider = new DynamoDbUsedCodeProvider();
}
catch (Exception ex)
{
Logger.Log(ex.Message);
Logger.Log(ex.StackTrace);
}
}
private static bool CheckCode(string upn, string secretKey, string code, IUsedCodeProvider usedCodeProvider, DateTime when)
{
var currentInterval = GetInterval(when);
var success = false;
for (var timeIndex = currentInterval - PastIntervals; timeIndex <= currentInterval + FutureIntervals; timeIndex++)
{
var intervalCode = GetCode(secretKey, timeIndex);
var intervalCodeHasBeenUsed = usedCodeProvider.IsCodeUsed(upn, timeIndex);
if (!intervalCodeHasBeenUsed && ConstantTimeEquals(intervalCode, code))
{
success = true;
usedCodeProvider.SetUsedCode(upn, timeIndex);
break;
}
}
return(success);
}
public static bool CheckCode(string upn, string secretKey, string code, IUsedCodeProvider usedCodeProvider)
{
return(CheckCode(upn, secretKey, code, usedCodeProvider, DateTime.Now));
}