generated from cloudoperators/repository-template
/
cluster_propagation_controller.go
77 lines (62 loc) · 2.55 KB
/
cluster_propagation_controller.go
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// SPDX-FileCopyrightText: 2024 SAP SE or an SAP affiliate company and Greenhouse contributors
// SPDX-License-Identifier: Apache-2.0
package cluster
import (
"context"
"fmt"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/log"
greenhousev1alpha1 "github.com/cloudoperators/greenhouse/pkg/apis/greenhouse/v1alpha1"
"github.com/cloudoperators/greenhouse/pkg/controllers"
)
//+kubebuilder:rbac:groups=greenhouse.sap,resources=clusters,verbs=get;list;watch;create;update;patch;delete
//+kubebuilder:rbac:groups=greenhouse.sap,resources=clusters/status,verbs=get;update;patch
//+kubebuilder:rbac:groups=greenhouse.sap,resources=clusters/finalizers,verbs=update
//+kubebuilder:rbac:groups="",resources=events,verbs=get;list;watch;create;update;patch
//+kubebuilder:rbac:groups="",resources=secrets,verbs=get;list;watch;create;update;patch
type ClusterPropagationReconciler struct {
controllers.PropagationReconciler
}
func (r *ClusterPropagationReconciler) SetupWithManager(name string, mgr ctrl.Manager) error {
r.EmptyObj = &greenhousev1alpha1.Cluster{}
r.EmptyObjList = &greenhousev1alpha1.ClusterList{}
r.CRDName = "clusters.greenhouse.sap"
r.StripObjectWrapper = r.StripObject
r.HandlerFunc = r.ListObjectsAsReconcileRequests
return r.BaseSetupWithManager(name, mgr)
}
func (r *ClusterPropagationReconciler) ListObjectsAsReconcileRequests(ctx context.Context, _ client.Object) []ctrl.Request {
res := []ctrl.Request{}
objList, ok := r.ListObjects(ctx).(*greenhousev1alpha1.ClusterList)
if !ok {
log.FromContext(ctx).Error(fmt.Errorf("object %T is not a greenhousev1alpha1.ClusterList", objList), "failed to list objects")
return res
}
for _, cluster := range objList.Items {
res = append(res, ctrl.Request{NamespacedName: client.ObjectKeyFromObject(cluster.DeepCopy())})
}
return res
}
func (r *ClusterPropagationReconciler) StripObject(in client.Object) (client.Object, error) {
obj, ok := in.(*greenhousev1alpha1.Cluster)
if !ok {
return nil, fmt.Errorf("error: %T is not a cluster", in)
}
typeMeta := metav1.TypeMeta{
Kind: in.GetObjectKind().GroupVersionKind().Kind,
APIVersion: in.GetObjectKind().GroupVersionKind().GroupVersion().String(),
}
objectMeta := metav1.ObjectMeta{
Name: in.GetName(),
Namespace: in.GetNamespace(),
Labels: in.GetLabels(),
Annotations: in.GetAnnotations(),
}
return &greenhousev1alpha1.Cluster{
TypeMeta: typeMeta,
ObjectMeta: objectMeta,
Spec: obj.Spec,
}, nil
}