private void LogConfigurationError <T>(EtlConfiguration <T> config, List <string> errors) where T : ConnectionString
{
var errorMessage = $"Invalid ETL configuration for '{config.Name}'{(config.Connection != null ? $" ({config.GetDestination()})" : string.Empty)}. " +
$"Reason{(errors.Count > 1 ? "s" : string.Empty)}: {string.Join(";", errors)}.";
if (Logger.IsInfoEnabled)
{
Logger.Info(errorMessage);
}
var alert = AlertRaised.Create(_database.Name, AlertTitle, errorMessage, AlertType.Etl_Error, NotificationSeverity.Error);
_database.NotificationCenter.Add(alert);
}
private void LogConfigurationWarning <T>(EtlConfiguration <T> config, List <string> warnings) where T : ConnectionString
{
var warnMessage = $"Warning about ETL configuration for '{config.Name}'{(config.Connection != null ? $" ({config.GetDestination()})" : string.Empty)}. " +
$"Reason{(warnings.Count > 1 ? "s" : string.Empty)}: {string.Join(";", warnings)}.";
if (Logger.IsInfoEnabled)
{
Logger.Info(warnMessage);
}
var alert = AlertRaised.Create(_database.Name, AlertTitle, warnMessage, AlertType.Etl_Warning, NotificationSeverity.Warning);
_database.NotificationCenter.Add(alert);
}
private bool ValidateConfiguration <T>(EtlConfiguration <T> config, HashSet <string> uniqueNames) where T : ConnectionString
{
if (config.Validate(out List <string> errors) == false)
{
LogConfigurationError(config, errors);
return(false);
}
if (_databaseRecord.Encrypted && config.UsingEncryptedCommunicationChannel() == false && config.AllowEtlOnNonEncryptedChannel == false)
{
LogConfigurationError(config,
new List <string>
{
$"{_database.Name} is encrypted, but connection to ETL destination {config.GetDestination()} does not use encryption, so ETL is not allowed. " +
$"You can change this behavior by setting {nameof(config.AllowEtlOnNonEncryptedChannel)} when creating the ETL configuration"
});
return(false);
}
if (_databaseRecord.Encrypted && config.UsingEncryptedCommunicationChannel() == false && config.AllowEtlOnNonEncryptedChannel)
{
LogConfigurationWarning(config,
new List <string>
{
$"{_database.Name} is encrypted and connection to ETL destination {config.GetDestination()} does not use encryption, " +
$"but {nameof(config.AllowEtlOnNonEncryptedChannel)} is set to true, so ETL is allowed"
});
return(true);
}
if (uniqueNames.Add(config.Name) == false)
{
LogConfigurationError(config,
new List <string>
{
$"ETL with name '{config.Name}' is already defined"
});
return(false);
}
return(true);
}