apierrors "k8s.io/apimachinery/pkg/api/errors"
	"k8s.io/component-base/metrics"
	"k8s.io/component-base/metrics/legacyregistry"
)

// RootCACertPublisher - subsystem name used by root_ca_cert_publisher
const RootCACertPublisher = "root_ca_cert_publisher"

var (
	syncCounter = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Subsystem:      RootCACertPublisher,
			Name:           "sync_total",

		client: cl,
		rootCA: rootCA,
		queue: workqueue.NewTypedRateLimitingQueueWithConfig(
			workqueue.DefaultTypedControllerRateLimiter[string](),
			workqueue.TypedRateLimitingQueueConfig[string]{
				Name: "root_ca_cert_publisher",
			},
		),
	}

	cmInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
		DeleteFunc: e.configMapDeleted,
		UpdateFunc: e.configMapUpdated,
	})
	e.cmLister = cmInformer.Lister()