// PutBucketNotification always needs a Content-Length.
	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)

	if s3Error := checkRequestAuthType(ctx, r, policy.PutBucketVersioningAction, bucket, ""); s3Error != ErrNone {
		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() {