func GetUniqueCPUPropertyCount()

in utils/sysfs/sysfs.go [502:555]
52 lines of code
13 McCabe index (conditional complexity)

func GetUniqueCPUPropertyCount(cpuAttributesPath string, propertyName string) int {
	absCPUAttributesPath, err := filepath.Abs(cpuAttributesPath)
	if err != nil {
		klog.Errorf("Cannot make %s absolute", cpuAttributesPath)
		return 0
	}
	pathPattern := absCPUAttributesPath + "/cpu*[0-9]"
	sysCPUPaths, err := filepath.Glob(pathPattern)
	if err != nil {
		klog.Errorf("Cannot find files matching pattern (pathPattern: %s),  number of unique %s set to 0", pathPattern, propertyName)
		return 0
	}
	cpuOnlinePath, err := filepath.Abs(cpuAttributesPath + "/online")
	if err != nil {
		klog.V(1).Infof("Unable to get absolute path for %s", cpuAttributesPath+"/../online")
		return 0
	}

	if err != nil {
		klog.V(1).Infof("Unable to get online CPUs list: %s", err)
		return 0
	}
	uniques := make(map[string]bool)
	for _, sysCPUPath := range sysCPUPaths {
		cpuID, err := getCPUID(sysCPUPath)
		if err != nil {
			klog.V(1).Infof("Unable to get CPU ID from path %s: %s", sysCPUPath, err)
			return 0
		}
		isOnline, err := isCPUOnline(cpuOnlinePath, cpuID)
		if err != nil && !os.IsNotExist(err) {
			klog.V(1).Infof("Unable to determine CPU online state: %s", err)
			continue
		}
		if !isOnline && !os.IsNotExist(err) {
			continue
		}
		propertyPath := filepath.Join(sysCPUPath, sysFsCPUTopology, propertyName)
		propertyVal, err := os.ReadFile(propertyPath)
		if err != nil {
			klog.Warningf("Cannot open %s, assuming 0 for %s of CPU %d", propertyPath, propertyName, cpuID)
			propertyVal = []byte("0")
		}
		packagePath := filepath.Join(sysCPUPath, sysFsCPUTopology, CPUPhysicalPackageID)
		packageVal, err := os.ReadFile(packagePath)
		if err != nil {
			klog.Warningf("Cannot open %s, assuming 0 %s of CPU %d", packagePath, CPUPhysicalPackageID, cpuID)
			packageVal = []byte("0")

		}
		uniques[fmt.Sprintf("%s_%s", bytes.TrimSpace(propertyVal), bytes.TrimSpace(packageVal))] = true
	}
	return len(uniques)
}