/
add.go
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/
add.go
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// Copyright 2022 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package lease
import (
"time"
"k8s.io/client-go/util/workqueue"
"k8s.io/utils/clock"
"sigs.k8s.io/controller-runtime/pkg/builder"
"sigs.k8s.io/controller-runtime/pkg/cluster"
"sigs.k8s.io/controller-runtime/pkg/controller"
"sigs.k8s.io/controller-runtime/pkg/handler"
"sigs.k8s.io/controller-runtime/pkg/manager"
"sigs.k8s.io/controller-runtime/pkg/source"
gardencorev1beta1 "github.com/gardener/gardener/pkg/apis/core/v1beta1"
predicateutils "github.com/gardener/gardener/pkg/controllerutils/predicate"
)
// ControllerName is the name of this controller.
const ControllerName = "seed-lease"
// AddToManager adds Reconciler to the given manager.
func (r *Reconciler) AddToManager(mgr manager.Manager, gardenCluster cluster.Cluster) error {
if r.GardenClient == nil {
r.GardenClient = gardenCluster.GetClient()
}
if r.Clock == nil {
r.Clock = clock.RealClock{}
}
if r.LeaseNamespace == "" {
r.LeaseNamespace = gardencorev1beta1.GardenerSeedLeaseNamespace
}
return builder.
ControllerManagedBy(mgr).
Named(ControllerName).
WithOptions(controller.Options{
MaxConcurrentReconciles: 1,
RateLimiter: workqueue.NewItemExponentialFailureRateLimiter(time.Millisecond, 2*time.Second),
}).
Watches(
source.NewKindWithCache(&gardencorev1beta1.Seed{}, gardenCluster.GetCache()),
&handler.EnqueueRequestForObject{},
builder.WithPredicates(
predicateutils.HasName(r.SeedName),
predicateutils.ForEventTypes(predicateutils.Create),
),
).
Complete(r)
}