Esempio n. 1
0
// initLog initializes an event logger. It registers the source name with
// the registry if it does not already exist.
func initLog(provider, source, msgFile string) (*elog.Log, error) {
	// Install entry to registry:
	_, err := elog.Install(providerName, sourceName, msgFile, true, allLevels)
	if err != nil {
		return nil, err
	}

	// Open a new logger for writing events:
	log, err := elog.Open(sourceName)
	if err != nil {
		var errs multierror.Errors
		errs = append(errs, err)
		err := elog.RemoveSource(providerName, sourceName)
		if err != nil {
			errs = append(errs, err)
		}
		err = elog.RemoveProvider(providerName)
		if err != nil {
			errs = append(errs, err)
		}
		return nil, errs.Err()
	}

	return log, nil
}
Esempio n. 2
0
// uninstallLog unregisters the event logger from the registry and closes the
// log's handle if it is open.
func uninstallLog(provider, source string, log *elog.Log) error {
	var errs multierror.Errors

	if log != nil {
		err := clearEventLog(Handle(log.Handle), "")
		if err != nil {
			errs = append(errs, err)
		}

		err = log.Close()
		if err != nil {
			errs = append(errs, err)
		}
	}

	err := elog.RemoveSource(providerName, sourceName)
	if err != nil {
		errs = append(errs, err)
	}

	err = elog.RemoveProvider(providerName)
	if err != nil {
		errs = append(errs, err)
	}

	return errs.Err()
}