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multiclusterbinding_controller.go
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multiclusterbinding_controller.go
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package controllers
import (
"context"
"github.com/rancher/opni/apis/v1beta2"
"github.com/rancher/opni/pkg/resources"
"github.com/rancher/opni/pkg/resources/multiclusterrolebinding"
"github.com/rancher/opni/pkg/util"
"github.com/rancher/opni/pkg/util/meta"
"k8s.io/apimachinery/pkg/runtime"
opsterv1 "opensearch.opster.io/api/v1"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
)
type MulticlusterRoleBindingReconciler struct {
client.Client
scheme *runtime.Scheme
}
// +kubebuilder:rbac:groups=opni.io,resources=multiclusterrolebindings,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=opni.io,resources=multiclusterrolebindings/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=opni.io,resources=multiclusterrolebindings/finalizers,verbs=update
// +kubebuilder:rbac:groups=opensearch.opster.io,resources=opensearchclusters,verbs=get;list;watch;create;update;patch;delete
// +kubebuilder:rbac:groups=opensearch.opster.io,resources=opensearchclusters/status,verbs=get;update;patch
// +kubebuilder:rbac:groups=opensearch.opster.io,resources=opensearchclusters/finalizers,verbs=update
func (r *MulticlusterRoleBindingReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
multiclusterRoleBinding := &v1beta2.MulticlusterRoleBinding{}
err := r.Get(ctx, req.NamespacedName, multiclusterRoleBinding)
if err != nil {
return ctrl.Result{}, client.IgnoreNotFound(err)
}
// Add finalizer to resource if it's not deleted
if multiclusterRoleBinding.DeletionTimestamp == nil {
controllerutil.AddFinalizer(multiclusterRoleBinding, meta.OpensearchFinalizer)
err = r.Update(ctx, multiclusterRoleBinding)
if err != nil {
return ctrl.Result{}, err
}
}
multiclusterRoleBindingReconciler := multiclusterrolebinding.NewReconciler(ctx, multiclusterRoleBinding, r.Client)
reconcilers := []resources.ComponentReconciler{
multiclusterRoleBindingReconciler.Reconcile,
}
for _, rec := range reconcilers {
op := util.LoadResult(rec())
if op.ShouldRequeue() {
return op.Result()
}
}
return util.DoNotRequeue().Result()
}
// SetupWithManager sets up the controller with the Manager.
func (r *MulticlusterRoleBindingReconciler) SetupWithManager(mgr ctrl.Manager) error {
r.Client = mgr.GetClient()
r.scheme = mgr.GetScheme()
return ctrl.NewControllerManagedBy(mgr).
For(&v1beta2.MulticlusterRoleBinding{}).
Owns(&opsterv1.OpenSearchCluster{}).
Complete(r)
}