scheme = strings.ToLower(match[2])
			}
		}
	}

	return scheme
}

// GetSourceIPFromHeaders retrieves the IP from the X-Forwarded-For, X-Real-IP
// and RFC7239 Forwarded headers (in that order)
func GetSourceIPFromHeaders(r *http.Request) string {
	var addr string

	if enableXFFHeader {
		if fwd := r.Header.Get(xForwardedFor); fwd != "" {