status/main.go

package main

import (
	"fmt"
	"log"
	"net/http"

	"git.exozy.me/exozyme/status/scanner"
	"github.com/cbroglie/mustache"
)

func parseAndRenderTemplate(templateLocation string, data interface{}) (string, error) {
	tmpl, err := mustache.ParseFile(templateLocation)
	if err != nil {
		log.Println("Failed to parse template:", err)
		return "", err
	}

	res, err := tmpl.Render(data)
	if err != nil {
		log.Println("Failed to render template:", err)
		return "", err
	}

	return res, nil
}

var config scanner.Config = scanner.LoadConfig()

func rootPage(w http.ResponseWriter, r *http.Request) {
	if r.Method != "GET" {
		return
	}

	// get service status'
	var data []scanner.ServiceStatus
	for _, v := range config.Service {
		data = append(data, scanner.TestService(v))
	}

	log.Printf("%v", data)

	parsedTemplate, err := parseAndRenderTemplate("templates/index.html.mustache", data)
	if err != nil {
		http.Error(w, err.Error(), 500)
	}

	w.Write([]byte(parsedTemplate))
}

func main() {
	http.HandleFunc("/", rootPage)

	fmt.Printf("Listening on http://%v/\n", "localhost:3333")
	log.Fatal(http.ListenAndServe(":3333", nil))
}