Method cleaner

cache/filesystem_cache.go:200–227

()

}

func (f *fileSystemCache) cleaner() {
	d := f.expire / 2
	if d < time.Minute {
		d = time.Minute
	}
	if d > time.Hour {
		d = time.Hour
	}
	forceCleanCh := time.After(d)

	f.clean()
	for {
		select {
		case <-time.After(time.Second):
			// Clean cache only on cache size overflow.
			stats := f.Stats()
			if stats.Size > f.maxSize {
				f.clean()
			}
		case <-forceCleanCh:
			// Forcibly clean cache from expired items.
			f.clean()
			forceCleanCh = time.After(d)
		case <-f.stopCh:
			return
		}
	}
}

func (f *fileSystemCache) fileInfoPath(fi os.FileInfo) string {
	return filepath.Join(f.dir, fi.Name())