Function GetSource

pkg/querier/tripperware/roundtrip.go:294–303

(r *http.Request)

}

func GetSource(r *http.Request) string {
	// check it for backwards compatibility
	userAgent := r.Header.Get("User-Agent")
	if strings.Contains(userAgent, RulerUserAgent) || requestmeta.RequestFromRuler(r.Context()) {
		// caller is ruler
		return requestmeta.SourceRuler
	}

	return requestmeta.SourceAPI
}