Ejemplo n.º 1
0
func main() {
	dev, _ := fsevents.DeviceForPath("/tmp")
	log.Print(dev)
	log.Println(fsevents.EventIDForDeviceBeforeTime(dev, time.Now()))

	es := &fsevents.EventStream{
		Paths:   []string{"/tmp"},
		Latency: 500 * time.Millisecond,
		// Device:  dev,
		Flags: fsevents.FileEvents | fsevents.WatchRoot}
	es.Start()
	ec := es.Events

	go func() {
		for msg := range ec {
			for _, event := range msg {
				logEvent(event)
			}
		}
	}()

	in := bufio.NewReader(os.Stdin)

	if false {
		log.Print("Started, press enter to GC")
		in.ReadString('\n')
		runtime.GC()
		log.Print("GC'd, press enter to quit")
		in.ReadString('\n')
	} else {
		log.Print("Started, press enter to stop")
		in.ReadString('\n')
		es.Stop()

		log.Print("Stopped, press enter to restart")
		in.ReadString('\n')
		es.Resume = true
		es.Start()

		log.Print("Restarted, press enter to quit")
		in.ReadString('\n')
		es.Stop()
	}
}
Ejemplo n.º 2
0
func Watch(restart string, done <-chan struct{}, change func()) error {
	lastStat, err := os.Stat(restart)
	if err != nil {
		return err
	}

	dev, err := fsevents.DeviceForPath(restart)
	if err != nil {
		return err
	}

	es := &fsevents.EventStream{
		Paths:   []string{restart},
		Latency: 500 * time.Millisecond,
		Device:  dev,
		Flags:   fsevents.FileEvents | fsevents.IgnoreSelf,
	}

	es.Start()

	defer es.Stop()

	for {
		select {
		case <-es.Events:
			cur, err := os.Stat(restart)
			if err != nil {
				return err
			}

			if cur.ModTime().After(lastStat.ModTime()) {
				change()
			}
		case <-done:
			return nil
		}
	}

}