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add.go
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add.go
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// Copyright 2023 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 garden
import (
"context"
"fmt"
"os"
"sigs.k8s.io/controller-runtime/pkg/manager"
gardencorev1beta1 "github.com/gardener/gardener/pkg/apis/core/v1beta1"
v1beta1constants "github.com/gardener/gardener/pkg/apis/core/v1beta1/constants"
clientmapbuilder "github.com/gardener/gardener/pkg/client/kubernetes/clientmap/builder"
"github.com/gardener/gardener/pkg/operator/apis/config"
"github.com/gardener/gardener/pkg/operator/controller/garden/care"
"github.com/gardener/gardener/pkg/operator/controller/garden/garden"
"github.com/gardener/gardener/pkg/operator/controller/garden/reference"
imagevectorutils "github.com/gardener/gardener/pkg/utils/imagevector"
)
// AddToManager adds all Garden controllers to the given manager.
func AddToManager(
ctx context.Context,
mgr manager.Manager,
cfg *config.OperatorConfiguration,
identity *gardencorev1beta1.Gardener,
) error {
var (
componentImageVectors imagevectorutils.ComponentImageVectors
err error
)
if path := os.Getenv(imagevectorutils.ComponentOverrideEnv); path != "" {
componentImageVectors, err = imagevectorutils.ReadComponentOverwriteFile(path)
if err != nil {
return fmt.Errorf("failed reading component-specific image vector override: %w", err)
}
}
gardenClientMap, err := clientmapbuilder.
NewGardenClientMapBuilder().
WithRuntimeClient(mgr.GetClient()).
WithClientConnectionConfig(&cfg.VirtualClientConnection).
Build(mgr.GetLogger())
if err != nil {
return fmt.Errorf("failed to build garden ClientMap: %w", err)
}
if err := mgr.Add(gardenClientMap); err != nil {
return err
}
if err := (&garden.Reconciler{
Config: *cfg,
Identity: identity,
ComponentImageVectors: componentImageVectors,
GardenClientMap: gardenClientMap,
}).AddToManager(mgr); err != nil {
return fmt.Errorf("failed adding Garden controller: %w", err)
}
if err := (&care.Reconciler{
Config: *cfg,
GardenClientMap: gardenClientMap,
}).AddToManager(ctx, mgr); err != nil {
return fmt.Errorf("failed adding care reconciler: %w", err)
}
if err := reference.AddToManager(mgr, v1beta1constants.GardenNamespace); err != nil {
return fmt.Errorf("failed adding reference reconciler: %w", err)
}
return nil
}