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add.go
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add.go
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// Copyright 2021 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 controlplane
import (
appsv1 "k8s.io/api/apps/v1"
vpaautoscalingv1 "k8s.io/autoscaler/vertical-pod-autoscaler/pkg/apis/autoscaling.k8s.io/v1"
"sigs.k8s.io/controller-runtime/pkg/log"
"sigs.k8s.io/controller-runtime/pkg/manager"
extensionswebhook "github.com/gardener/gardener/extensions/pkg/webhook"
"github.com/gardener/gardener/extensions/pkg/webhook/controlplane"
"github.com/gardener/gardener/extensions/pkg/webhook/controlplane/genericmutator"
extensionsv1alpha1 "github.com/gardener/gardener/pkg/apis/extensions/v1alpha1"
"github.com/gardener/gardener/pkg/component/extensions/operatingsystemconfig/original/components/kubelet"
oscutils "github.com/gardener/gardener/pkg/component/extensions/operatingsystemconfig/utils"
"github.com/gardener/gardener/pkg/provider-local/local"
)
var (
logger = log.Log.WithName("local-controlplane-webhook")
// UseGardenerNodeAgent controls whether the UseGardenerNodeAgent feature gate of gardenlet is enabled.
UseGardenerNodeAgent bool
)
// AddToManager creates a webhook and adds it to the manager.
func AddToManager(mgr manager.Manager) (*extensionswebhook.Webhook, error) {
logger.Info("Adding webhook to manager")
fciCodec := oscutils.NewFileContentInlineCodec()
return controlplane.New(mgr, controlplane.Args{
Kind: controlplane.KindShoot,
Provider: local.Type,
Types: []extensionswebhook.Type{
{Obj: &appsv1.Deployment{}},
{Obj: &vpaautoscalingv1.VerticalPodAutoscaler{}},
{Obj: &extensionsv1alpha1.OperatingSystemConfig{}},
},
Mutator: genericmutator.NewMutator(mgr, NewEnsurer(logger, UseGardenerNodeAgent), oscutils.NewUnitSerializer(), kubelet.NewConfigCodec(fciCodec), fciCodec, logger),
})
}