Downloads     uint64
	UploadTimes   madmin.TimeDurations
	DownloadTimes madmin.TimeDurations
	DownloadTTFB  madmin.TimeDurations
	Error         string
}

func newRandomReader(size int) io.Reader {
	return io.LimitReader(randreader.New(), int64(size))
}

type firstByteRecorder struct {
	t *time.Time
	r io.Reader
}

func (f *firstByteRecorder) Read(p []byte) (n int, err error) {
	if f.t != nil || len(p) == 0 {

	return len(b), nil
}

// Test get request auth type.
func TestGetRequestAuthType(t *testing.T) {
	type testCase struct {
		req   *http.Request
		authT authType
	}
	nopCloser := io.NopCloser(io.LimitReader(&nullReader{}, 1024))
	testCases := []testCase{
		// Test case - 1
		// Check for generic signature v4 header.
		{
			req: &http.Request{
				URL: &url.URL{
					Host:   "127.0.0.1:9000",

		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminConfigTooLarge), r.URL)
		return
	}

	password := cred.SecretKey
	configBytes, err := madmin.DecryptData(password, io.LimitReader(r.Body, r.ContentLength))
	if err != nil {
		adminLogIf(ctx, err)
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminConfigBadJSON), r.URL)
		return
	}

	var ureq madmin.AddOrUpdateUserReq

		return
	}

	isAttach := operation == "attach"

	// Validate API arguments in body.
	password := cred.SecretKey
	reqBytes, err := madmin.DecryptData(password, io.LimitReader(r.Body, r.ContentLength))
	if err != nil {
		adminLogIf(ctx, err)
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminConfigBadJSON), r.URL)
		return
	}

	var par madmin.PolicyAssociationReq

		parts := make([]CompletePart, len(objInfo.Parts))
		for i, part := range objInfo.Parts {
			hr, err := hash.NewReader(ctx, io.LimitReader(gr, part.Size), part.Size, "", "", part.ActualSize)
			if err != nil {
				return fmt.Errorf("decommissionObject: hash.NewReader() %w", err)
			}
			pi, err := z.PutObjectPart(ctx, bucket, objInfo.Name, res.UploadID,

				if err = s2Reader.Skip(decOff); err != nil {
					// Call the cleanup funcs
					for i := len(cFns) - 1; i >= 0; i-- {
						cFns[i]()
					}
					return nil, err
				}
			}

			decReader := io.LimitReader(s2Reader, decLength)
			if decLength > compReadAheadSize {
				rah, err := readahead.NewReaderSize(decReader, compReadAheadBuffers, compReadAheadBufSize)
				if err == nil {
					decReader = rah

	// region is valid only for CreateBucketAction.
	var region string
	if action == policy.CreateBucketAction {
		// To extract region from XML in request body, get copy of request body.
		payload, err := io.ReadAll(io.LimitReader(r.Body, maxLocationConstraintSize))
		if err != nil {
			authZLogIf(ctx, err, logger.ErrorKind)
			return ErrMalformedXML
		}

		// Populate payload to extract location constraint.

		defer z.AbortMultipartUpload(ctx, bucket, oi.Name, res.UploadID, ObjectOptions{NoAuditLog: true})

		parts := make([]CompletePart, len(oi.Parts))
		for i, part := range oi.Parts {
			hr, err := hash.NewReader(ctx, io.LimitReader(gr, part.Size), part.Size, "", "", part.ActualSize)
			if err != nil {
				return fmt.Errorf("rebalanceObject: hash.NewReader() %w", err)
			}
			pi, err := z.PutObjectPart(ctx, bucket, oi.Name, res.UploadID,

	return input, nil
}

// xmlDecoder provide decoded value in xml.
func xmlDecoder(body io.Reader, v any, size int64) error {
	var lbody io.Reader
	if size > 0 {
		lbody = io.LimitReader(body, size)
	} else {
		lbody = body
	}
	d := xml.NewDecoder(lbody)
	// Ignore any encoding set in the XML body
	d.CharsetReader = nopCharsetConverter
	err := d.Decode(v)
	if errors.Is(err, io.EOF) {

// parseRestoreRequest parses RestoreObjectRequest from xml
func parseRestoreRequest(reader io.Reader) (*RestoreObjectRequest, error) {
	req := RestoreObjectRequest{}
	if err := xml.NewDecoder(io.LimitReader(reader, maxRestoreObjectRequestSize)).Decode(&req); err != nil {
		return nil, err
	}
	return &req, nil
}