func newClusterRoleInformer(client clientset.Interface, resyncPeriod time.Duration) cache.SharedIndexInformer {
sharedIndexInformer := cache.NewSharedIndexInformer(
&cache.ListWatch{
ListFunc: func(options v1.ListOptions) (runtime.Object, error) {
return client.RbacV1alpha1().ClusterRoles().List(options)
},
WatchFunc: func(options v1.ListOptions) (watch.Interface, error) {
return client.RbacV1alpha1().ClusterRoles().Watch(options)
},
},
&rbac_v1alpha1.ClusterRole{},
resyncPeriod,
cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc},
)
return sharedIndexInformer
}