add.go

// SPDX-FileCopyrightText: SAP SE or an SAP affiliate company and Gardener contributors
//
// SPDX-License-Identifier: Apache-2.0

package certificatesigningrequest

import (
	certificatesv1 "k8s.io/api/certificates/v1"
	"k8s.io/utils/ptr"
	"sigs.k8s.io/controller-runtime/pkg/builder"
	"sigs.k8s.io/controller-runtime/pkg/controller"
	"sigs.k8s.io/controller-runtime/pkg/manager"

	predicateutils "github.com/gardener/gardener/pkg/controllerutils/predicate"
)

// ControllerName is the name of this controller.
const ControllerName = "csr-autoapprove"

// AddToManager adds Reconciler to the given manager.
func (r *Reconciler) AddToManager(mgr manager.Manager) error {
	if r.Client == nil {
		r.Client = mgr.GetClient()
	}

	return builder.
		ControllerManagedBy(mgr).
		Named(ControllerName).
		For(&certificatesv1.CertificateSigningRequest{}, builder.WithPredicates(predicateutils.ForEventTypes(predicateutils.Create, predicateutils.Update))).
		WithOptions(controller.Options{
			MaxConcurrentReconciles: ptr.Deref(r.Config.ConcurrentSyncs, 0),
		}).
		Complete(r)
}