Function APIVersionCheckMiddleware

pkg/operator/endpoints/middleware.go:92–111

(next http.Handler)

}

func APIVersionCheckMiddleware(next http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.URL.Path == "/info" {
			next.ServeHTTP(w, r)
			return
		}

		clientVersion := r.Header.Get("CortexAPIVersion")
		if clientVersion == "" {
			respondError(w, r, ErrorHeaderMissing("CortexAPIVersion"))
			return
		}

		if clientVersion != consts.CortexVersion {
			respondError(w, r, ErrorAPIVersionMismatch(consts.CortexVersion, clientVersion))
			return
		}
		next.ServeHTTP(w, r)
	})
}