Ejemplo n.º 1
0
func main() {
	flag.Parse()

	addr := os.Getenv("PORT")
	if addr == "" {
		addr = *listenPort
	}
	addr = ":" + addr

	var fs Filesystem
	var storageDesc string

	if *storageDir != "" {
		fs = NewOSFilesystem(*storageDir)
		storageDesc = *storageDir
	} else {
		db, err := postgres.Open("", "")
		if err != nil {
			log.Fatal(err)
		}
		fs, err = NewPostgresFilesystem(db.DB)
		if err != nil {
			log.Fatal(err)
		}
		storageDesc = "Postgres"

		if err := discoverd.Register("shelf", addr); err != nil {
			log.Fatal(err)
		}
	}

	log.Println("Shelf serving files on " + addr + " from " + storageDesc)
	log.Fatal(http.ListenAndServe(addr, handler(fs)))
}
Ejemplo n.º 2
0
func main() {
	username, password := waitForPostgres(serviceName)
	db, err := postgres.Open(serviceName, fmt.Sprintf("dbname=postgres user=%s password=%s", username, password))
	if err != nil {
		log.Fatal(err)
	}

	r := martini.NewRouter()
	m := martini.New()
	m.Use(martini.Logger())
	m.Use(martini.Recovery())
	m.Use(render.Renderer())
	m.Action(r.Handle)
	m.Map(db)

	r.Post("/databases", createDatabase)
	r.Get("/ping", ping)

	port := os.Getenv("PORT")
	if port == "" {
		port = "3000"
	}
	addr := ":" + port

	if err := discoverd.Register(serviceName+"-api", addr); err != nil {
		log.Fatal(err)
	}

	log.Fatal(http.ListenAndServe(addr, m))
}
Ejemplo n.º 3
0
func main() {
	db, err := postgres.Open("", "")
	if err != nil {
		log.Fatal(err)
	}

	m := migrate.NewMigrations()
	m.Add(1, "CREATE SEQUENCE hits")
	if err := m.Migrate(db.DB); err != nil {
		log.Fatal(err)
	}

	stmt, err := db.Prepare("SELECT nextval(hits)")
	if err != nil {
		log.Fatal(err)
	}

	port := os.Getenv("PORT")

	http.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
		var count int
		if err := stmt.QueryRow().Scan(&count); err != nil {
			w.WriteHeader(500)
			w.Write([]byte(err.Error()))
			return
		}
		fmt.Fprintf(w, "Hello from Go on Flynn: port=%s hits=%d", port, count)
	})
	fmt.Println("hitcounter listening on port", port)
	log.Fatal(http.ListenAndServe(":"+port, nil))
}