// RunUntil starts a watch and handles watch events. Will restart the watch if it is closed. // RunUntil starts a goroutine and returns immediately. It will exit when stopCh is closed. func (r *Reflector) RunUntil(stopCh <-chan struct{}) { glog.V(3).Infof("Starting reflector %v (%s) from %s", r.expectedType, r.resyncPeriod, r.name) go wait.Until(func() { if err := r.ListAndWatch(stopCh); err != nil { utilruntime.HandleError(err) } }, r.period, stopCh) }
// Run starts a watch and handles watch events. Will restart the watch if it is closed. // Run starts a goroutine and returns immediately. func (r *Reflector) Run() { glog.V(3).Infof("Starting reflector %v (%s) from %s", r.expectedType, r.resyncPeriod, r.name) go wait.Until(func() { if err := r.ListAndWatch(wait.NeverStop); err != nil { utilruntime.HandleError(err) } }, r.period, wait.NeverStop) }
// Channel returns a channel where a configuration source // can send updates of new configurations. Multiple calls with the same // source will return the same channel. This allows change and state based sources // to use the same channel. Different source names however will be treated as a // union. func (m *Mux) Channel(source string) chan interface{} { if len(source) == 0 { panic("Channel given an empty name") } m.sourceLock.Lock() defer m.sourceLock.Unlock() channel, exists := m.sources[source] if exists { return channel } newChannel := make(chan interface{}) m.sources[source] = newChannel go wait.Until(func() { m.listen(source, newChannel) }, 0, wait.NeverStop) return newChannel }
// Run begins processing items, and will continue until a value is sent down stopCh. // It's an error to call Run more than once. // Run blocks; call via go. func (c *Controller) Run(stopCh <-chan struct{}) { defer utilruntime.HandleCrash() r := NewReflector( c.config.ListerWatcher, c.config.ObjectType, c.config.Queue, c.config.FullResyncPeriod, ) c.reflectorMutex.Lock() c.reflector = r c.reflectorMutex.Unlock() r.RunUntil(stopCh) wait.Until(c.processLoop, time.Second, stopCh) }