storageRESTBitrotHash    = "bitrot-hash"
	storageRESTDiskID        = "disk-id"
	storageRESTForceDelete   = "force-delete"
	storageRESTGlob          = "glob"
	storageRESTMetrics       = "metrics"
	storageRESTDriveQuorum   = "drive-quorum"
	storageRESTOrigVolume    = "orig-volume"
)

type nsScannerOptions struct {
	DiskID   string          `msg:"id"`
	ScanMode int             `msg:"m"`
	Cache    *dataUsageCache `msg:"c"`
}

				n.Const = fmt.Sprintf("%#x", i)
			} else if n.Define[0] == '\'' {
				if _, err := parser.ParseExpr(n.Define); err == nil {
					n.Kind = "iconst"
					n.Const = n.Define
				}
			} else if n.Define[0] == '"' {
				if _, err := parser.ParseExpr(n.Define); err == nil {
					n.Kind = "sconst"
					n.Const = n.Define
				}
			}

			if n.IsConst() {
				continue
			}
		}

	if askDisks == -1 {
		newDisks := getQuorumDisks(disks, infos, (len(disks)+1)/2)
		if newDisks != nil {
			// If we found disks signature in quorum, we proceed to list
			// from a single drive, shuffling of the drives is subsequently.
			disks = newDisks
			askDisks = 1
		} else {
			// If we did not find suitable disks, perform strict quorum listing
			// as no disk agrees on quorum anymore.

  typedef CFStringRef SecKeyAlgorithm;
  static CFDataRef SecKeyCreateSignature(SecKeyRef key, SecKeyAlgorithm algorithm, CFDataRef dataToSign, CFErrorRef *error){return NULL;}
  #define kSecKeyAlgorithmECDSASignatureDigestX962SHA1 foo()
  static SecKeyAlgorithm foo(void){return NULL;}
#endif
*/
import "C"
import "testing"

func f1() {

	{
		Name:   "symlink",
		Data:   []byte("../link/target"),
		Method: Deflate,
		Mode:   0755 | fs.ModeSymlink,
	},
	{
		Name:   "device",
		Data:   []byte("device file"),
		Method: Deflate,
		Mode:   0755 | fs.ModeDevice,
	},
	{
		Name:   "chardevice",
		Data:   []byte("char device file"),
		Method: Deflate,
		Mode:   0755 | fs.ModeDevice | fs.ModeCharDevice,
	},
}

func TestWriter(t *testing.T) {

	apiBucketCollectorPath   collectorPath = "/bucket/api"

	systemNetworkInternodeCollectorPath collectorPath = "/system/network/internode"
	systemDriveCollectorPath            collectorPath = "/system/drive"
	systemMemoryCollectorPath           collectorPath = "/system/memory"
	systemCPUCollectorPath              collectorPath = "/system/cpu"
	systemProcessCollectorPath          collectorPath = "/system/process"

	// Trace only metrics:
	scannerMetricScanFolder      // Scan a folder on disk, recursively.
	scannerMetricScanCycle       // Full cycle, cluster global
	scannerMetricScanBucketDrive // Single bucket on one drive
	scannerMetricCompactFolder   // Folder compacted.

	// Must be last:
	scannerMetricLast
)

// log scanner action.
// Use for s > scannerMetricStartTrace

	// By default, empty data usage cache
	*d = dataUsageCache{}

	load := func(name string, timeout time.Duration) (bool, error) {
		// Abandon if more than time.Minute, so we don't hold up scanner.
		// drive timeout by default is 2 minutes, we do not need to wait longer.
		ctx, cancel := context.WithTimeout(ctx, timeout)
		defer cancel()

			if opts.Interface != "" {
				if h, _, err := net.SplitHostPort(address); err == nil {
					address = h
				}
				// Create socket on specific vrf device.
				// To catch all kinds of special cases this filters specifically for loopback networks.
				if ip := net.ParseIP(address); ip != nil && !ip.IsLoopback() {

	}

	meta, err := loadBucketMetadataParse(ctx, objAPI, bucket, parse)
	if err != nil {
		if !globalIsErasure && !globalIsDistErasure && errors.Is(err, errVolumeNotFound) {
			// Only single drive mode needs this fallback.
			meta = newBucketMetadata(bucket)
		} else {
			return updatedAt, err
		}
	}
	updatedAt = UTCNow()
	switch configFile {
	case bucketPolicyConfig: