mongo health endpoint

mongo_health.go

// Connection tests the mongodb connection health
var Health = func(w http.ResponseWriter, r *http.Request) {
	(w).Header().Set("Content-Type", "application/json")

	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()

	client, err := mongo.Connect(ctx)
	if err != nil {
		writeStatus(&w, http.StatusBadRequest, err.Error())
		return
	}

	defer func() {
		if err := client.Disconnect(ctx); err != nil {
			log.Printf("error disconnecting client: %v", err)
		}

		cancel()
	}()

	// write back okay for good connection
	writeStatus(&w, http.StatusOK, nil)
}