ctx := r.Context()

	objAPI, cred := validateAdminReq(ctx, w, r, policy.SetTierAction)
	if objAPI == nil {
		return
	}

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

	var cfg madmin.TierConfig

			return err
		}
		// Subtract hash length..
		left -= int64(n)
		if left < shardSize {
			shardSize = left
		}

		read, err := io.CopyBuffer(h, io.LimitReader(r, shardSize), *bufp)
		if err != nil {
			// Read's failed for object with right size, at different offsets.
			return errFileCorrupt
		}

		left -= read
		if !bytes.Equal(h.Sum(nil), hashBuf[:n]) {

	return err
}

// NewReader - creates new JSON reader using readCloser.
func NewReader(readCloser io.ReadCloser, args *ReaderArgs) *Reader {
	readCloser = &syncReadCloser{rc: readCloser}
	d := jstream.NewDecoder(io.LimitReader(readCloser, maxDocumentSize), 0).ObjectAsKVS().MaxDepth(100)
	return &Reader{
		args:       args,
		decoder:    d,
		valueCh:    d.Stream(),
		readCloser: readCloser,
	}
}

		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return
	}

	v, err := versioning.ParseConfig(io.LimitReader(r.Body, maxBucketVersioningConfigSize))
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	if globalSiteReplicationSys.isEnabled() && !v.Enabled() {

		if lrw.body.Len() > 1<<20 {
			return gzippedBody
		}
		r, err := gzip.NewReader(&lrw.body)
		if err != nil {
			return gzippedBody
		}
		defer r.Close()
		b, _ := io.ReadAll(io.LimitReader(r, 10<<20))
		return b
	}
	// If there was an error response or body logging is enabled
	// then we return the body contents
	if (lrw.LogErrBody && lrw.StatusCode >= http.StatusBadRequest) || lrw.LogAllBody {

	if rs != nil {
		off, length, err = rs.GetOffsetLength(r.Size())
		if err != nil {
			return nil, err
		}
	}
	r.Seek(off, io.SeekStart)

	return NewGetObjectReaderFromReader(io.LimitReader(r, length), ObjectInfo{
		Bucket:      bucket,
		Name:        object,
		Size:        r.Size(),
		IsLatest:    true,
		ContentType: string(mimeXML),
		NumVersions: 1,
		ETag:        etag,

const maxReplicationConfigSize = 2 << 20

// ParseConfig parses ReplicationConfiguration from xml
func ParseConfig(reader io.Reader) (*Config, error) {
	config := Config{}
	if err := xml.NewDecoder(io.LimitReader(reader, maxReplicationConfigSize)).Decode(&config); err != nil {
		return nil, err
	}
	// By default, set replica modification to enabled if unset.
	for i := range config.Rules {

		Timeout:   10 * time.Second,
		Transport: c.transport,
	}

	resp, err := client.Do(r)
	if err != nil {
		return "", err
	}
	defer xhttp.DrainBody(resp.Body)

	respBytes, err := io.ReadAll(io.LimitReader(resp.Body, respBodyLimit))
	if err != nil {
		return "", err
	}
	respStr := string(respBytes)

	if resp.StatusCode == http.StatusOK {
		return respStr, nil
	}

	if r.ContentLength <= 0 {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentLength), r.URL)
		return
	}

	config, err := event.ParseConfig(io.LimitReader(r.Body, r.ContentLength), globalSite.Region(), globalEventNotifier.targetList)
	if err != nil {
		apiErr := errorCodes.ToAPIErr(ErrMalformedXML)
		if event.IsEventError(err) {
			apiErr = toAPIError(ctx, err)
		}

			return newError(bucket, derr)
		}
		return err
	}
	defer xhttp.DrainBody(resp.Body)

	if resp.StatusCode != http.StatusOK {
		var errorStringBuilder strings.Builder
		io.Copy(&errorStringBuilder, io.LimitReader(resp.Body, resp.ContentLength))
		errorString := errorStringBuilder.String()
		if resp.StatusCode == http.StatusConflict {
			return ErrBucketConflict(Error{bucket, errors.New(errorString)})
		}