// initializeCaches fills all controller caches with initial data from etcd in
// order to have the caches already filled when first addClaim/addVolume to
// perform initial synchronization of the controller.
func (ctrl *PersistentVolumeController) initializeCaches(volumeSource, claimSource cache.ListerWatcher) {
volumeListObj, err := volumeSource.List(api.ListOptions{})
if err != nil {
glog.Errorf("PersistentVolumeController can't initialize caches: %v", err)
return
}
volumeList, ok := volumeListObj.(*api.List)
if !ok {
glog.Errorf("PersistentVolumeController can't initialize caches, expected list of volumes, got: %+v", volumeListObj)
return
}
for _, volume := range volumeList.Items {
// Ignore template volumes from kubernetes 1.2
deleted := ctrl.upgradeVolumeFrom1_2(volume.(*api.PersistentVolume))
if !deleted {
storeObjectUpdate(ctrl.volumes.store, volume, "volume")
}
}
claimListObj, err := claimSource.List(api.ListOptions{})
if err != nil {
glog.Errorf("PersistentVolumeController can't initialize caches: %v", err)
return
}
claimList, ok := claimListObj.(*api.List)
if !ok {
glog.Errorf("PersistentVolumeController can't initialize caches, expected list of claims, got: %+v", volumeListObj)
return
}
for _, claim := range claimList.Items {
storeObjectUpdate(ctrl.claims, claim, "claim")
}
glog.V(4).Infof("controller initialized")
}
// initializeCaches fills all controller caches with initial data from etcd in
// order to have the caches already filled when first addClaim/addVolume to
// perform initial synchronization of the controller.
func (ctrl *PersistentVolumeController) initializeCaches(volumeSource, claimSource cache.ListerWatcher) {
volumeListObj, err := volumeSource.List(v1.ListOptions{})
if err != nil {
glog.Errorf("PersistentVolumeController can't initialize caches: %v", err)
return
}
volumeList, ok := volumeListObj.(*v1.PersistentVolumeList)
if !ok {
glog.Errorf("PersistentVolumeController can't initialize caches, expected list of volumes, got: %#v", volumeListObj)
return
}
for _, volume := range volumeList.Items {
// Ignore template volumes from kubernetes 1.2
deleted := ctrl.upgradeVolumeFrom1_2(&volume)
if !deleted {
clone, err := api.Scheme.DeepCopy(&volume)
if err != nil {
glog.Errorf("error cloning volume %q: %v", volume.Name, err)
continue
}
volumeClone := clone.(*v1.PersistentVolume)
ctrl.storeVolumeUpdate(volumeClone)
}
}
claimListObj, err := claimSource.List(v1.ListOptions{})
if err != nil {
glog.Errorf("PersistentVolumeController can't initialize caches: %v", err)
return
}
claimList, ok := claimListObj.(*v1.PersistentVolumeClaimList)
if !ok {
glog.Errorf("PersistentVolumeController can't initialize caches, expected list of claims, got: %#v", claimListObj)
return
}
for _, claim := range claimList.Items {
clone, err := api.Scheme.DeepCopy(&claim)
if err != nil {
glog.Errorf("error cloning claim %q: %v", claimToClaimKey(&claim), err)
continue
}
claimClone := clone.(*v1.PersistentVolumeClaim)
ctrl.storeClaimUpdate(claimClone)
}
glog.V(4).Infof("controller initialized")
}
