d, err := Open(dirPath)
	if err != nil {
		if osErrToFileErr(err) == errFileNotFound {
			return nil
		}
		return osErrToFileErr(err)
	}
	defer d.Close()

	maxEntries := 1000
	for {
		// Read up to max number of entries.
		fis, err := d.Readdir(maxEntries)
		if err != nil {
			if err == io.EOF {
				break
			}
			err = osErrToFileErr(err)

	defer downloadsCancel()

	gopts := minio.GetObjectOptions{}
	gopts.Set(globalObjectPerfUserMetadata, "true") // Bypass S3 API freeze

	var downloadTimes madmin.TimeDurations
	var downloadTTFB madmin.TimeDurations
	wg.Add(opts.concurrency)

	c := minio.Core{Client: clnt}
	for i := 0; i < opts.concurrency; i++ {
		go func(i int) {
			defer wg.Done()
			var j uint64

	initialized bool
	group       *singleflight.Group
	metadataMap map[string]BucketMetadata
}

// Count returns number of bucket metadata map entries.
func (sys *BucketMetadataSys) Count() int {
	sys.RLock()
	defer sys.RUnlock()

	return len(sys.metadataMap)
}

// Remove bucket metadata from memory.
func (sys *BucketMetadataSys) Remove(buckets ...string) {
	sys.Lock()
	for _, bucket := range buckets {

func TestShuffleDisks(t *testing.T) {
	ctx, cancel := context.WithCancel(t.Context())
	defer cancel()

	nDisks := 16
	disks, err := getRandomDisks(nDisks)
	if err != nil {
		t.Fatal(err)
	}
	objLayer, _, err := initObjectLayer(ctx, mustGetPoolEndpoints(0, disks...))
	if err != nil {
		removeRoots(disks)
		t.Fatal(err)
	}
	defer removeRoots(disks)
	z := objLayer.(*erasureServerPools)
	testShuffleDisks(t, z)
}

				write([]byte{1})
				write([]byte(err.Error()))
			} else {
				write([]byte{0})
			}
			xioutil.SafeClose(doneCh)
			return
		}
		defer xioutil.SafeClose(doneCh)
		// Initiate ticker after body has been read.
		ticker := time.NewTicker(time.Second * 10)
		defer ticker.Stop()

		for {
			select {
			case <-ticker.C:
				// The done() might have been called
				// concurrently, check for it before we

	"testing"

	"github.com/minio/minio-go/v7/pkg/set"
)

func TestUpdateDomainIPs(t *testing.T) {
	tempGlobalMinioPort := globalMinioPort
	defer func() {
		globalMinioPort = tempGlobalMinioPort
	}()
	globalMinioPort = "9000"

	tempGlobalDomainIPs := globalDomainIPs
	defer func() {
		globalDomainIPs = tempGlobalDomainIPs
	}()

	ipv4TestCases := []struct {
		endPoints      set.StringSet
		expectedResult set.StringSet

		debug.PrintStack()
		return metacache{}
	}

	// Grab a write lock, since we create one if we cannot find one.
	b.mu.Lock()
	defer b.mu.Unlock()

	// Check if exists already.
	if c, ok := b.caches[o.ID]; ok {
		c.lastHandout = time.Now()
		b.caches[o.ID] = c
		b.debugf("returning existing %v", o.ID)
		return c
	}

	if runtime.GOOS == globalWindowsOSName {
		t.Skip()
	}

	ctx, cancel := context.WithCancel(t.Context())
	defer cancel()

	obj, disks, err := prepareErasure16(ctx)
	if err != nil {
		t.Fatalf("Prepare Erasure backend failed - %v", err)
	}
	setObjectLayer(obj)
	defer obj.Shutdown(t.Context())
	defer removeRoots(disks)

	type tamperKind int
	const (
		noTamper tamperKind = iota
		deletePart

	for i, client := range sys.peerClients {
		if client == nil {
			continue
		}
		wg.Add(1)
		go func(client *peerRESTClient, idx int) {
			defer wg.Done()
			ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
			defer cancel()
			info, err := client.ServerInfo(ctx, metrics)
			if err != nil {
				info.Endpoint = client.host.String()
				info.State = string(madmin.ItemOffline)

			}

			defer logger.AuditLog(r.Context(), w, r, mustGetClaimsFromToken(r))
			writeErrorResponse(r.Context(), w, errorCodes.ToAPIErr(ErrUnsupportedMetadata), r.URL)
			return
		}

		if isHTTPHeaderSizeTooLarge(r.Header) {
			if ok {
				tc.FuncName = "handler.ValidRequest"
				tc.ResponseRecorder.LogErrBody = true
			}