RespElements: extractRespElements(w),
		UserAgent:    r.UserAgent(),
		Host:         handlers.GetSourceIP(r),
	})
}

// multipartReader is just like https://pkg.go.dev/net/http#Request.MultipartReader but
// rejects multipart/mixed as its not supported in S3 API.
func multipartReader(r *http.Request) (*multipart.Reader, error) {
	v := r.Header.Get("Content-Type")
	if v == "" {
		return nil, http.ErrNotMultipart
	}