func()

in utils/sysfs/sysfs.go [343:392]

• 47 lines of code
• 12 McCabe index (conditional complexity)

func (fs *realSysFs) GetCacheInfo(cpu int, name string) (CacheInfo, error) {
	cachePath := fmt.Sprintf("%s%d/cache/%s", cacheDir, cpu, name)
	out, err := os.ReadFile(path.Join(cachePath, "/id"))
	if err != nil {
		return CacheInfo{}, err
	}
	var id int
	n, err := fmt.Sscanf(string(out), "%d", &id)
	if err != nil || n != 1 {
		return CacheInfo{}, err
	}

	out, err = os.ReadFile(path.Join(cachePath, "/size"))
	if err != nil {
		return CacheInfo{}, err
	}
	var size uint64
	n, err = fmt.Sscanf(string(out), "%dK", &size)
	if err != nil || n != 1 {
		return CacheInfo{}, err
	}
	// convert to bytes
	size = size * 1024
	out, err = os.ReadFile(path.Join(cachePath, "/level"))
	if err != nil {
		return CacheInfo{}, err
	}
	var level int
	n, err = fmt.Sscanf(string(out), "%d", &level)
	if err != nil || n != 1 {
		return CacheInfo{}, err
	}

	out, err = os.ReadFile(path.Join(cachePath, "/type"))
	if err != nil {
		return CacheInfo{}, err
	}
	cacheType := strings.TrimSpace(string(out))
	cpuCount, err := getCPUCount(cachePath)
	if err != nil {
		return CacheInfo{}, err
	}
	return CacheInfo{
		Id:    id,
		Size:  size,
		Level: level,
		Type:  cacheType,
		Cpus:  cpuCount,
	}, nil
}