Esempio n. 1
0
func handleSignals(app *libcentrifugo.Application) {
	sigc := make(chan os.Signal, 1)
	signal.Notify(sigc, syscall.SIGHUP, syscall.SIGINT, os.Interrupt)
	for {
		sig := <-sigc
		logger.INFO.Println("signal received:", sig)
		switch sig {
		case syscall.SIGHUP:
			// reload application configuration on SIGHUP
			// note that you should run checkconfig before reloading configuration
			// as Viper exits when encounters parsing errors
			logger.INFO.Println("reloading configuration")
			err := viper.ReadInConfig()
			if err != nil {
				logger.CRITICAL.Println("unable to locate config file")
				return
			}
			setupLogging()
			c := newConfig()
			s := structureFromConfig(nil)
			app.SetConfig(c)
			app.SetStructure(s)
		case syscall.SIGINT, os.Interrupt:
			logger.INFO.Println("shutting down")
			go time.AfterFunc(5*time.Second, func() {
				os.Exit(1)
			})
			app.Shutdown()
			os.Exit(130)
		}
	}
}
Esempio n. 2
0
func handleSignals(app *libcentrifugo.Application) {
	sigc := make(chan os.Signal, 1)
	signal.Notify(sigc, syscall.SIGHUP, syscall.SIGINT, os.Interrupt)
	for {
		sig := <-sigc
		logger.INFO.Println("Signal received:", sig)
		switch sig {
		case syscall.SIGHUP:
			// reload application configuration on SIGHUP
			logger.INFO.Println("Reloading configuration")
			err := viper.ReadInConfig()
			if err != nil {
				switch err.(type) {
				case viper.ConfigParseError:
					logger.CRITICAL.Printf("Error parsing configuration: %s\n", err)
					continue
				default:
					logger.CRITICAL.Println("Unable to locate config file")
					continue
				}
			}
			setupLogging()
			c := newConfig()
			s := structureFromConfig(nil)
			app.SetConfig(c)
			app.SetStructure(s)
			logger.INFO.Println("Configuration successfully reloaded")
		case syscall.SIGINT, os.Interrupt:
			logger.INFO.Println("Shutting down")
			go time.AfterFunc(5*time.Second, func() {
				os.Exit(1)
			})
			app.Shutdown()
			os.Exit(130)
		}
	}
}