/
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 webhook
import (
"context"
"fmt"
"sigs.k8s.io/controller-runtime/pkg/manager"
"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
"github.com/gardener/gardener/pkg/admissioncontroller/apis/config"
"github.com/gardener/gardener/pkg/admissioncontroller/webhook/admission/admissionpluginsecret"
"github.com/gardener/gardener/pkg/admissioncontroller/webhook/admission/auditpolicy"
"github.com/gardener/gardener/pkg/admissioncontroller/webhook/admission/internaldomainsecret"
"github.com/gardener/gardener/pkg/admissioncontroller/webhook/admission/kubeconfigsecret"
"github.com/gardener/gardener/pkg/admissioncontroller/webhook/admission/namespacedeletion"
"github.com/gardener/gardener/pkg/admissioncontroller/webhook/admission/resourcesize"
"github.com/gardener/gardener/pkg/admissioncontroller/webhook/admission/seedrestriction"
seedauthorizer "github.com/gardener/gardener/pkg/admissioncontroller/webhook/auth/seed"
)
// AddToManager adds all webhook handlers to the given manager.
func AddToManager(
ctx context.Context,
mgr manager.Manager,
cfg *config.AdmissionControllerConfiguration,
) error {
if err := (&auditpolicy.Handler{
Logger: mgr.GetLogger().WithName("webhook").WithName(auditpolicy.HandlerName),
APIReader: mgr.GetAPIReader(),
Client: mgr.GetClient(),
Decoder: admission.NewDecoder(mgr.GetScheme()),
}).AddToManager(mgr); err != nil {
return fmt.Errorf("failed adding %s webhook handler: %w", auditpolicy.HandlerName, err)
}
if err := (&internaldomainsecret.Handler{
Logger: mgr.GetLogger().WithName("webhook").WithName(internaldomainsecret.HandlerName),
APIReader: mgr.GetAPIReader(),
Scheme: mgr.GetScheme(),
}).AddToManager(mgr); err != nil {
return fmt.Errorf("failed adding %s webhook handler: %w", internaldomainsecret.HandlerName, err)
}
if err := (&kubeconfigsecret.Handler{
Logger: mgr.GetLogger().WithName("webhook").WithName(kubeconfigsecret.HandlerName),
}).AddToManager(mgr); err != nil {
return fmt.Errorf("failed adding %s webhook handler: %w", kubeconfigsecret.HandlerName, err)
}
if err := (&namespacedeletion.Handler{
Logger: mgr.GetLogger().WithName("webhook").WithName(namespacedeletion.HandlerName),
APIReader: mgr.GetAPIReader(),
Client: mgr.GetClient(),
}).AddToManager(ctx, mgr); err != nil {
return fmt.Errorf("failed adding %s webhook handler: %w", namespacedeletion.HandlerName, err)
}
if err := (&resourcesize.Handler{
Logger: mgr.GetLogger().WithName("webhook").WithName(resourcesize.HandlerName),
Config: cfg.Server.ResourceAdmissionConfiguration,
}).AddToManager(mgr); err != nil {
return fmt.Errorf("failed adding %s webhook handler: %w", resourcesize.HandlerName, err)
}
if err := (&seedauthorizer.Handler{
Logger: mgr.GetLogger().WithName("webhook").WithName(seedauthorizer.HandlerName),
}).AddToManager(ctx, mgr, cfg.Server.EnableDebugHandlers); err != nil {
return fmt.Errorf("failed adding %s webhook handler: %w", seedauthorizer.HandlerName, err)
}
if err := (&seedrestriction.Handler{
Logger: mgr.GetLogger().WithName("webhook").WithName(seedrestriction.HandlerName),
Client: mgr.GetClient(),
Decoder: admission.NewDecoder(mgr.GetScheme()),
}).AddToManager(ctx, mgr); err != nil {
return fmt.Errorf("failed adding %s webhook handler: %w", seedrestriction.HandlerName, err)
}
if err := (&admissionpluginsecret.Handler{
Logger: mgr.GetLogger().WithName("webhook").WithName(admissionpluginsecret.HandlerName),
Client: mgr.GetClient(),
}).AddToManager(mgr); err != nil {
return fmt.Errorf("failed adding %s webhook handler: %w", admissionpluginsecret.HandlerName, err)
}
return nil
}