rest.go

var Version = "dev"

type Message struct {
	Msg     string `json:"msg"`
	Version string `json:"version"`
}

func pingHandler(w http.ResponseWriter, r *http.Request) {
	w.WriteHeader(200)
	fmt.Fprintf(w, "pong")
}

func helloArgo(w http.ResponseWriter, r *http.Request) {
	msg := &Message{Msg: "Hello ArgoCD!", Version: Version}
	out, err := json.Marshal(msg)
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}
	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(200)
	w.Write(out)
}