private void Configure(string connectionString, string oldPassword, string newPassword)
{
// persistence doesn't have to be fully configured, we need only the persistence passwords part
this.persistenceSecurity = new SqlPersistenceSecurity();
this.persistenceSecurity.UpdateDatabaseKey(connectionString, oldPassword);
if (!string.IsNullOrEmpty(newPassword))
{
this.newStoredKey = PasswordFunctions2.CalculateStoredMasterPasswordKey(newPassword);
}
this.newKeyMaterial = PasswordFunctions2.CalculateMasterPasswordKey(newPassword, this.newStoredKey);
}
internal void UpdateMasterPassword(string newPassword)
{
string storedMasterPassword = PasswordFunctions2.CalculateStoredMasterPasswordKey(newPassword);
string newMasterKey = PasswordFunctions2.CalculateMasterPasswordKey(newPassword, storedMasterPassword);
// start of not secured transaction. Old key is still present,
// but passwords are already encrypted by new Key
this.persistence.UpdatePasswordsByNewMasterPassword(newMasterKey);
settings.UpdateConfigurationPasswords(newMasterKey, storedMasterPassword);
// finish transaction, the passwords now reflect the new key
this.KeyMaterial = newMasterKey;
}
private Boolean IsMasterPasswordValid(string passwordToCheck)
{
string storedMasterPassword = this.settings.MasterPasswordHash;
bool isValid = PasswordFunctions2.MasterPasswordIsValid(passwordToCheck, storedMasterPassword);
if (isValid)
{
this.KeyMaterial = PasswordFunctions2.CalculateMasterPasswordKey(passwordToCheck, storedMasterPassword);
return(true);
}
return(false);
}
internal bool UpdateDatabaseKey(string connectionString, string databasePassword)
{
try
{
string databaseStoredKey = DatabaseConnections.TryGetMasterPasswordHash(connectionString);
this.persistenceKeyMaterial = PasswordFunctions2.CalculateMasterPasswordKey(databasePassword, databaseStoredKey);
return(true);
}
catch
{
Logging.Error("Unable to obtain database key from database");
return(false);
}
}
private void AssignFieldsByOldMasterPassword(string masterPassword)
{
this.oldKey = PasswordFunctions.CalculateMasterPasswordKey(masterPassword);
this.storedMasterPassword = PasswordFunctions2.CalculateStoredMasterPasswordKey(masterPassword);
this.newKey = PasswordFunctions2.CalculateMasterPasswordKey(masterPassword, this.storedMasterPassword);
}
private static string CalculateNewMasterPasswordKey(string password)
{
string storedKey = PasswordFunctions2.CalculateStoredMasterPasswordKey(password);
return(PasswordFunctions2.CalculateMasterPasswordKey(password, storedKey));
}