public List <string> GetAllHashedLicenseKeysByLicenseSet(int licenseSetId)
{
List <string> hashedKeys = new List <string>();
List <string> keys = GetAllLicenseKeysByLicenseSet(licenseSetId);
foreach (string k in keys)
{
hashedKeys.Add(_hashingProvider.ComputeHash(k, Properties.Resources.KeyHashingAlgo));
}
return(hashedKeys);
}
public ServiceProduct CreateTestProduct(string licenseKey)
{
DeleteTestServiceProduct();
ServiceProduct prod = new ServiceProduct();
prod.LicenseId = int.MaxValue;
prod.LicenseName = "Test Product License";
prod.LicenseSets = new List <ServiceLicenseSet>();
ServiceLicenseSet ls = new ServiceLicenseSet();
ls.LicenseSetId = int.MaxValue;
ls.LicenseId = int.MaxValue;
ls.Keys = new List <ServiceLicenseKey>();
ls.LicenseSetName = "Test Product License Set";
ls.LicenseType = LicenseKeyTypeFlag.MultiUser;
ls.MaxUsers = 2;
ServiceLicenseKey key = new ServiceLicenseKey();
key.CreatedOn = DateTime.Now;
key.Key = _hashingProvider.ComputeHash(licenseKey, "SHA256");
key.LicenseSetId = int.MaxValue;
key.ActivationCount = 0;
ls.Keys.Add(key);
prod.LicenseSets.Add(ls);
_serviceProductsRepository.SaveServiceProduct(prod);
return(_serviceProductsRepository.GetProduct(int.MaxValue));
}
/// <summary>
/// Returns the hardware fingerprint for the current system. Requires WMI enabled.
/// </summary>
/// <param name="type">Type of hardware to use in the Fingerprint</param>
/// <returns>Hardware Fingerprint as a String</returns>
public string GetHardwareFingerprint(FingerprintTypes type)
{
string fingerprint = null;
try
{
switch (type)
{
case FingerprintTypes.Default:
fingerprint = _wmiDataProvider.GetPrimaryHardDriveSerial();
break;
case FingerprintTypes.HardDriveSerial:
fingerprint = _wmiDataProvider.GetPrimaryHardDriveSerial();
break;
default:
throw new ArgumentOutOfRangeException("type");
}
}
catch { }
if (String.IsNullOrEmpty(fingerprint))
{
try
{
fingerprint = _wmiDataProvider.GetProcessorData();
}
catch { }
}
return(_hashingProvider.ComputeHash(fingerprint, "MD5"));
}
public void LogActiviation(string licenseKey, ActivationResults activationResult, string ipAddress)
{
ActivationLog log = new ActivationLog();
log.LicenseKey = _hashingProvider.ComputeHash(licenseKey, "SHA256");
log.ActivationResult = activationResult;
log.IpAddress = ipAddress;
log.Timestamp = DateTime.Now;
_activationLogRepository.SaveActivationLog(log);
}
public bool ValidatePassword(byte[] pwd, byte[] pwdCheck, byte[] salt)
{
var formattedPwdCheck = _saltStrategy.Format(pwdCheck, salt);
var hashedPwd = _hashProvider.ComputeHash(formattedPwdCheck);
if (pwd.Length != hashedPwd.Length)
{
return(false);
}
for (var i = 0; i < pwd.Length; i++)
{
if (pwd[i] != hashedPwd[i])
{
return(false);
}
}
return(true);
}
public bool VaildatePassword(string pwd, byte[] pwdCheck, byte[] salt)
{
var formattedPwdCheck = _saltStrategy.Format(pwdCheck, salt);
var hashedPwd = _hashingProvider.ComputeHash(formattedPwdCheck);
var userPwdData = Encoding.UTF8.GetString(hashedPwd);
if (pwd.Length != userPwdData.Length)
{
return(false);
}
for (var i = 0; i < pwd.Length; i++)
{
if (pwd[i] != userPwdData[i])
{
return(false);
}
}
return(true);
}
// 傳入資料庫的密碼 , 使用者輸入的 , 加料
public bool ValidatePassword(byte[] pwd, byte[] pwdCheck, byte[] salt)
{
//將使用者輸入的加料
var formattedPwd = _saltStrategy.Format(pwdCheck, salt);
//先加過料再作Hash
var hashedPwd = _hashingProvider.ComputeHash(formattedPwd);
//如果兩個長度不一樣(資料庫的和user輸入的)
if (pwd.Length != hashedPwd.Length)
{
return(false);
}
//比對每個字元是否正確
for (var i = 0; i < pwd.Length; i++)
{
if (pwd[i] != hashedPwd[i])
{
return(false);
}
}
return(true);
}
/// <summary>
/// Authorizes a license key to check to see if it can be activated. If not, logs the failure reason and
/// returns false.
/// </summary>
/// <param name="licenseKey"></param>
/// <param name="licenseBase"></param>
/// <param name="hardwareFingerprint"></param>
/// <returns></returns>
public bool AuthorizeLicenseForActivation(string licenseKey, ServiceLicense licenseBase, string hardwareFingerprint)
{
KeyData keyData = _licenseKeyService.GetLicenseKeyData(licenseKey, licenseBase, true);
// Step 1: Validate the physical key
bool keyValid = _licenseKeyService.ValidateLicenseKey(licenseKey, licenseBase, true);
if (!keyValid)
{
_activationLogService.LogActiviation(licenseKey, ActivationResults.ValidationFailure, null);
return(false);
}
SecureString hashedLicenseKey = SecureStringHelper.StringToSecureString(_hashingProvider.ComputeHash(licenseKey, Resources.KeyHashAlgo));
hashedLicenseKey.MakeReadOnly();
// Step 2: Validate the key against the service
if (!DoesKeyExistForLicenseSet(SecureStringHelper.SecureStringToString(hashedLicenseKey), keyData.LicenseSetId))
{
_activationLogService.LogActiviation(licenseKey, ActivationResults.UnknownKeyFailure, null);
return(false);
}
// Step 3: Is this key used already
if (!IsKeyAvialable(SecureStringHelper.SecureStringToString(hashedLicenseKey), keyData.LicenseSetId, hardwareFingerprint))
{
_activationLogService.LogActiviation(licenseKey, ActivationResults.TooManyFailure, null);
return(false);
}
return(true);
}
private string GetBucketName()
{
string hashData = DateTime.Now.Month + Environment.MachineName + DateTime.Now.Year + DateTime.Now.Day;
return(_hashingProvider.ComputeHash(hashData, "MD5"));
}
