// NewPersistentVolumeRecycler creates a new PersistentVolumeRecycler
func NewPersistentVolumeRecycler(kubeClient client.Interface, syncPeriod time.Duration, maximumRetry int, plugins []volume.VolumePlugin, cloud cloudprovider.Interface) (*PersistentVolumeRecycler, error) {
	recyclerClient := NewRecyclerClient(kubeClient)
	recycler := &PersistentVolumeRecycler{
		client:          recyclerClient,
		kubeClient:      kubeClient,
		cloud:           cloud,
		maximumRetry:    maximumRetry,
		syncPeriod:      syncPeriod,
		releasedVolumes: make(map[string]releasedVolumeStatus),
	}

	if err := recycler.pluginMgr.InitPlugins(plugins, recycler); err != nil {
		return nil, fmt.Errorf("Could not initialize volume plugins for PVClaimBinder: %+v", err)
	}

	_, volumeController := framework.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (runtime.Object, error) {
				return kubeClient.PersistentVolumes().List(options)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				return kubeClient.PersistentVolumes().Watch(options)
			},
		},
		&api.PersistentVolume{},
		syncPeriod,
		framework.ResourceEventHandlerFuncs{
			AddFunc: func(obj interface{}) {
				pv, ok := obj.(*api.PersistentVolume)
				if !ok {
					glog.Errorf("Error casting object to PersistentVolume: %v", obj)
					return
				}
				recycler.reclaimVolume(pv)
			},
			UpdateFunc: func(oldObj, newObj interface{}) {
				pv, ok := newObj.(*api.PersistentVolume)
				if !ok {
					glog.Errorf("Error casting object to PersistentVolume: %v", newObj)
					return
				}
				recycler.reclaimVolume(pv)
			},
			DeleteFunc: func(obj interface{}) {
				pv, ok := obj.(*api.PersistentVolume)
				if !ok {
					glog.Errorf("Error casting object to PersistentVolume: %v", obj)
					return
				}
				recycler.removeReleasedVolume(pv)
			},
		},
	)

	recycler.volumeController = volumeController
	return recycler, nil
}
// NewPersistentVolumeClaimBinder creates a new PersistentVolumeClaimBinder
func NewPersistentVolumeClaimBinder(kubeClient client.Interface, syncPeriod time.Duration) *PersistentVolumeClaimBinder {
	volumeIndex := NewPersistentVolumeOrderedIndex()
	binderClient := NewBinderClient(kubeClient)
	binder := &PersistentVolumeClaimBinder{
		volumeIndex: volumeIndex,
		client:      binderClient,
	}

	_, volumeController := framework.NewInformer(
		&cache.ListWatch{
			ListFunc: func() (runtime.Object, error) {
				return kubeClient.PersistentVolumes().List(labels.Everything(), fields.Everything())
			},
			WatchFunc: func(resourceVersion string) (watch.Interface, error) {
				options := api.ListOptions{ResourceVersion: resourceVersion}
				return kubeClient.PersistentVolumes().Watch(labels.Everything(), fields.Everything(), options)
			},
		},
		&api.PersistentVolume{},
		// TODO: Can we have much longer period here?
		syncPeriod,
		framework.ResourceEventHandlerFuncs{
			AddFunc:    binder.addVolume,
			UpdateFunc: binder.updateVolume,
			DeleteFunc: binder.deleteVolume,
		},
	)
	_, claimController := framework.NewInformer(
		&cache.ListWatch{
			ListFunc: func() (runtime.Object, error) {
				return kubeClient.PersistentVolumeClaims(api.NamespaceAll).List(labels.Everything(), fields.Everything())
			},
			WatchFunc: func(resourceVersion string) (watch.Interface, error) {
				options := api.ListOptions{ResourceVersion: resourceVersion}
				return kubeClient.PersistentVolumeClaims(api.NamespaceAll).Watch(labels.Everything(), fields.Everything(), options)
			},
		},
		&api.PersistentVolumeClaim{},
		// TODO: Can we have much longer period here?
		syncPeriod,
		framework.ResourceEventHandlerFuncs{
			AddFunc:    binder.addClaim,
			UpdateFunc: binder.updateClaim,
			// no DeleteFunc needed.  a claim requires no clean-up.
			// syncVolume handles the missing claim
		},
	)

	binder.claimController = claimController
	binder.volumeController = volumeController

	return binder
}
// NewPersistentVolumeClaimBinder creates a new PersistentVolumeClaimBinder
func NewPersistentVolumeClaimBinder(kubeClient client.Interface, syncPeriod time.Duration) *PersistentVolumeClaimBinder {
	volumeIndex := NewPersistentVolumeOrderedIndex()
	binderClient := NewBinderClient(kubeClient)
	binder := &PersistentVolumeClaimBinder{
		volumeIndex: volumeIndex,
		client:      binderClient,
	}

	_, volumeController := framework.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (runtime.Object, error) {
				return kubeClient.PersistentVolumes().List(options)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				return kubeClient.PersistentVolumes().Watch(options)
			},
		},
		&api.PersistentVolume{},
		// TODO: Can we have much longer period here?
		syncPeriod,
		framework.ResourceEventHandlerFuncs{
			AddFunc:    binder.addVolume,
			UpdateFunc: binder.updateVolume,
			DeleteFunc: binder.deleteVolume,
		},
	)
	_, claimController := framework.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (runtime.Object, error) {
				return kubeClient.PersistentVolumeClaims(api.NamespaceAll).List(options)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				return kubeClient.PersistentVolumeClaims(api.NamespaceAll).Watch(options)
			},
		},
		&api.PersistentVolumeClaim{},
		// TODO: Can we have much longer period here?
		syncPeriod,
		framework.ResourceEventHandlerFuncs{
			AddFunc:    binder.addClaim,
			UpdateFunc: binder.updateClaim,
			DeleteFunc: binder.deleteClaim,
		},
	)

	binder.claimController = claimController
	binder.volumeController = volumeController

	return binder
}
// PersistentVolumeRecycler creates a new PersistentVolumeRecycler
func NewPersistentVolumeRecycler(kubeClient client.Interface, syncPeriod time.Duration, plugins []volume.VolumePlugin, cloud cloudprovider.Interface) (*PersistentVolumeRecycler, error) {
	recyclerClient := NewRecyclerClient(kubeClient)
	recycler := &PersistentVolumeRecycler{
		client:     recyclerClient,
		kubeClient: kubeClient,
		cloud:      cloud,
	}

	if err := recycler.pluginMgr.InitPlugins(plugins, recycler); err != nil {
		return nil, fmt.Errorf("Could not initialize volume plugins for PVClaimBinder: %+v", err)
	}

	_, volumeController := framework.NewInformer(
		&cache.ListWatch{
			ListFunc: func() (runtime.Object, error) {
				return kubeClient.PersistentVolumes().List(labels.Everything(), fields.Everything())
			},
			WatchFunc: func(resourceVersion string) (watch.Interface, error) {
				return kubeClient.PersistentVolumes().Watch(labels.Everything(), fields.Everything(), resourceVersion)
			},
		},
		&api.PersistentVolume{},
		syncPeriod,
		framework.ResourceEventHandlerFuncs{
			AddFunc: func(obj interface{}) {
				pv, ok := obj.(*api.PersistentVolume)
				if !ok {
					glog.Errorf("Error casting object to PersistentVolume: %v", obj)
				}
				recycler.reclaimVolume(pv)
			},
			UpdateFunc: func(oldObj, newObj interface{}) {
				pv, ok := newObj.(*api.PersistentVolume)
				if !ok {
					glog.Errorf("Error casting object to PersistentVolume: %v", newObj)
				}
				recycler.reclaimVolume(pv)
			},
		},
	)

	recycler.volumeController = volumeController
	return recycler, nil
}
// PersistentVolumeRecycler creates a new PersistentVolumeRecycler
func NewPersistentVolumeRecycler(kubeClient client.Interface, syncPeriod time.Duration, plugins []volume.VolumePlugin, cloud cloudprovider.Interface) (*PersistentVolumeRecycler, error) {
	recyclerClient := NewRecyclerClient(kubeClient)
	recycler := &PersistentVolumeRecycler{
		client:     recyclerClient,
		kubeClient: kubeClient,
		cloud:      cloud,
	}

	if err := recycler.pluginMgr.InitPlugins(plugins, recycler); err != nil {
		return nil, fmt.Errorf("Could not initialize volume plugins for PVClaimBinder: %+v", err)
	}

	_, volumeController := framework.NewInformer(
		&cache.ListWatch{
			ListFunc: func(options api.ListOptions) (runtime.Object, error) {
				return kubeClient.PersistentVolumes().List(options)
			},
			WatchFunc: func(options api.ListOptions) (watch.Interface, error) {
				return kubeClient.PersistentVolumes().Watch(options)
			},
		},
		&api.PersistentVolume{},
		// TODO: Can we have much longer period here?
		syncPeriod,
		framework.ResourceEventHandlerFuncs{
			AddFunc: func(obj interface{}) {
				pv := obj.(*api.PersistentVolume)
				recycler.reclaimVolume(pv)
			},
			UpdateFunc: func(oldObj, newObj interface{}) {
				pv := newObj.(*api.PersistentVolume)
				recycler.reclaimVolume(pv)
			},
		},
	)

	recycler.volumeController = volumeController
	return recycler, nil
}