write -= int64(n)

		// Increment written.
		totalWritten += int64(n)
	}

	// Success.
	return totalWritten, nil
}

// returns deploymentID from uploadID
func getDeplIDFromUpload(uploadID string) (string, error) {
	uploadBytes, err := base64.RawURLEncoding.DecodeString(uploadID)
	if err != nil {
		return "", fmt.Errorf("error parsing uploadID %s (%w)", uploadID, err)
	}

			h.ServeHTTP(w, r)
			return
		}

		bucket, object := request2BucketObjectName(r)
		uploadID := r.Form.Get(xhttp.UploadID)

		if bucket != "" && object != "" && uploadID != "" {
			deplID, err := getDeplIDFromUpload(uploadID)
			if err != nil {
				h.ServeHTTP(w, r)
				return
			}
			remote, self := globalSiteReplicationSys.getPeerForUpload(deplID)
			if self {
				h.ServeHTTP(w, r)
				return
			}