/// <summary>
/// Logs an authentication error to the database to prevent future requests until the wait time has lapsed
/// </summary>
/// <param name="ipAddress"></param>
/// <param name="lastAttemptDate"></param>
/// <param name="SecondsUntilNextAttempt"></param>
public static void LogAuthorizationError(string ipAddress, out DateTime lastAttemptDate, out long SecondsUntilNextAttempt)
{
Attempt a = null;
DbContext dbContext = new DbContext();
lastAttemptDate = DateTime.Now;
var allAttempts = dbContext.Attempts.Where(i => i.IPAddress == ipAddress);
if (allAttempts.Count() == 0)
{
a = new Attempt();
a.DateOfLastAttempt = lastAttemptDate;
a.IPAddress = ipAddress;
a.NumberOfAttemptsSinceLastSuccess = 1;
a.SecondsUntilNextAttempt = Convert.ToInt64(FailWaitExtenderLength);
dbContext.Attempts.InsertOnSubmit(a);
}
else
{
a = allAttempts.First();
a.DateOfLastAttempt = lastAttemptDate;
a.NumberOfAttemptsSinceLastSuccess++;
var power = Math.Pow(FailWaitExtenderLength, a.NumberOfAttemptsSinceLastSuccess);
a.SecondsUntilNextAttempt = Convert.ToInt64(power);
}
dbContext.SubmitChanges();
//return seconds until when they can try again
SecondsUntilNextAttempt = a.SecondsUntilNextAttempt;
}
partial void UpdateAttempt(Attempt instance);
partial void DeleteAttempt(Attempt instance);
partial void InsertAttempt(Attempt instance);
