package monitoring import ( "os" "path/filepath" ) type MetricServer interface { SendMetric(interface{}) // works like SendMetric, but adds the metric regardless of the value of 'enabled' field for MetricServer ForceSendMetric(interface{}) ReceiveMetrics() interface{} IsEnabled() bool } func getDirSize(path string) (int64, error) { var size int64 err := filepath.Walk(path, func(_ string, info os.FileInfo, err error) error { if err != nil { return err } if !info.IsDir() { size += info.Size() } return err }) return size, err }