update.go

func Update(channel string) {
	golock.Lock(updateLockPath)
	defer golock.Unlock(updateLockPath)
	done := make(chan bool)
	go func() {
		updateCLI(channel)
		updatePlugins()
		touchAutoupdateFile()
		done <- true
	}()
	select {
	case <-time.After(time.Second * 120):
		Errln("Timed out while updating")
	case <-done:
	}
}