Golang Ready Examples

Example #1

File: app.go Project: jacksonh/go-horizon

// Serve starts the go-horizon system, binding it to a socket, setting up
// the shutdown signals and starting the appropriate db-streaming pumps.
func (a *App) Serve() {

	a.web.router.Compile()
	http.Handle("/", a.web.router)

	listenStr := fmt.Sprintf(":%d", a.config.Port)
	listener := bind.Socket(listenStr)
	log.Infof(a.ctx, "Starting horizon on %s", listener.Addr())

	graceful.HandleSignals()
	bind.Ready()
	graceful.PreHook(func() {
		log.Info(a.ctx, "received signal, gracefully stopping")
		a.Cancel()
	})
	graceful.PostHook(func() {
		log.Info(a.ctx, "stopped")
	})

	if a.config.Autopump {
		sse.SetPump(a.ctx, sse.AutoPump)
	} else {
		sse.SetPump(a.ctx, db.NewLedgerClosePump(a.ctx, a.historyDb))
	}

	err := graceful.Serve(listener, http.DefaultServeMux)

	if err != nil {
		log.Panic(a.ctx, err)
	}

	graceful.Wait()
}

Example #2

File: goji.go Project: brandonparsons/simulation.retirementplan.io

// Serve starts Goji using reasonable defaults.
func Serve() {
	if !flag.Parsed() {
		flag.Parse()
	}

	log.SetFlags(log.Flags() | log.Lmicroseconds)

	// Install our handler at the root of the standard net/http default mux.
	// This allows packages like expvar to continue working as expected.
	http.Handle("/", DefaultMux)

	listener := bind.Default()
	log.Println("Starting Goji on", listener.Addr())

	graceful.HandleSignals()
	bind.Ready()

	err := graceful.Serve(listener, http.DefaultServeMux)

	if err != nil {
		log.Fatal(err)
	}

	graceful.Wait()
}

Example #3

File: serve.go Project: gunosy/kami

// Serve starts kami with reasonable defaults.
// It works (exactly) like Goji, looking for Einhorn, the bind flag, GOJI_BIND...
func Serve() {
	if !flag.Parsed() {
		flag.Parse()
	}

	// Install our handler at the root of the standard net/http default mux.
	// This allows packages like expvar to continue working as expected.
	http.Handle("/", Handler())

	listener := bind.Default()
	log.Println("Starting kami on", listener.Addr())

	graceful.HandleSignals()
	bind.Ready()
	graceful.PreHook(func() { log.Printf("kami received signal, gracefully stopping") })
	graceful.PostHook(func() { log.Printf("kami stopped") })

	err := graceful.Serve(listener, http.DefaultServeMux)

	if err != nil {
		log.Fatal(err)
	}

	graceful.Wait()
}

Example #4

File: gossip.go Project: parkr/gossip

func serve() {
	goji.DefaultMux.Compile()
	// Install our handler at the root of the standard net/http default mux.
	// This allows packages like expvar to continue working as expected.
	http.Handle("/", goji.DefaultMux)

	listener := bind.Socket(bind.Sniff())
	log.Println("Starting Goji on", listener.Addr())

	graceful.HandleSignals()
	bind.Ready()
	graceful.PreHook(func() { log.Printf("Goji received signal, gracefully stopping") })
	graceful.PostHook(func() {
		log.Printf("Goji stopped")
		log.Printf("Shutting down the server")
		handler.DB.Close()
		log.Printf("Database shut down. Terminating the process.")
	})

	err := graceful.Serve(listener, http.DefaultServeMux)

	if err != nil {
		log.Fatal(err)
	}

	graceful.Wait()
}

Example #5

File: saypi.go Project: antifuchs/saypi

func main() {
	appCfg, srvCfg, err := readConfiguration()
	if err != nil {
		log.Fatalf("Error parsing configuration. event=config_error error=%q", err)
	}

	a, err := app.New(appCfg)
	if err != nil {
		log.Fatalf("Error initializing app event=init_error error=%q", err)
	}
	defer a.Close()

	listener, err := net.Listen("tcp", srvCfg.HTTPAddr)
	if err != nil {
		log.Fatalf("Error attempting to listen on port, event=listen_error address=%q error=%q", err, srvCfg.HTTPAddr)
	}

	graceful.Timeout(httpGrace)
	graceful.HandleSignals()
	graceful.PreHook(func() {
		log.Print("Shutting down. event=app_stop")
	})
	log.Printf("Starting. event=app_start address=%q", listener.Addr())
	bind.Ready()
	err = graceful.Serve(listener, a)
	if err != nil {
		log.Fatalf("Shutting down after a fatal error. event=fatal_error error=%q", err)
	}
}

Example #6

File: app.go Project: zenododobird/horizon

// Serve starts the horizon system, binding it to a socket, setting up
// the shutdown signals and starting the appropriate db-streaming pumps.
func (a *App) Serve() {

	a.web.router.Compile()
	http.Handle("/", a.web.router)

	listenStr := fmt.Sprintf(":%d", a.config.Port)
	listener := bind.Socket(listenStr)
	log.Infof("Starting horizon on %s", listener.Addr())

	graceful.HandleSignals()
	bind.Ready()
	graceful.PreHook(func() {
		log.Info("received signal, gracefully stopping")
		a.Close()
	})
	graceful.PostHook(func() {
		log.Info("stopped")
	})

	sse.SetPump(a.pump.Subscribe())

	err := graceful.Serve(listener, http.DefaultServeMux)

	if err != nil {
		log.Panic(err)
	}

	graceful.Wait()
}

Example #7

File: server.go Project: carriercomm/veneur

func (s *Server) HTTPServe() {
	httpSocket := bind.Socket(s.HTTPAddr)
	graceful.Timeout(10 * time.Second)
	graceful.PreHook(func() {
		s.logger.Info("Terminating HTTP listener")
	})
	graceful.HandleSignals()
	s.logger.WithField("address", s.HTTPAddr).Info("HTTP server listening")
	bind.Ready()

	if err := graceful.Serve(httpSocket, s.Handler()); err != nil {
		s.logger.WithError(err).Error("HTTP server shut down due to error")
	}
	graceful.Wait()
}

Example #8

File: kami-tls.go Project: yauhen-l/petrucho

/**
*There was no support of TLS in kami
*Copy-paste from Goji
**/
func ServeTLS(config *tls.Config) {
	if !flag.Parsed() {
		flag.Parse()
	}

	http.Handle("/", kami.Handler())

	listener := tls.NewListener(bind.Default(), config)
	log.Println("Starting kami on", listener.Addr())

	graceful.HandleSignals()
	bind.Ready()
	graceful.PreHook(func() { log.Printf("kami received signal, gracefully stopping") })
	graceful.PostHook(func() { log.Printf("kami stopped") })

	err := graceful.Serve(listener, http.DefaultServeMux)

	if err != nil {
		log.Fatal(err)
	}

	graceful.Wait()
}