Set cert suite pod's owner reference to be corresponding run CR (#44)

The run CR is set as the owner of the cnf cert suite pod created when
reconcile function was triggered.
That so, if the CR is deleted, the pod will also be deleted.

internal/controller/cnf-cert-job/cnfcertjob.go

@@ -5,6 +5,7 @@ import (
 
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
 
 	"github.com/test-network-function/cnf-certsuite-operator/internal/controller/definitions"
 )
@@ -244,6 +245,19 @@ func WithEnableDataCollection(enableDataCollection string) func(*corev1.Pod) err
 	}
 }
 
+func WithOwnerReference(ownerUID types.UID, ownerName, ownerKind, ownerAPIVersion string) func(*corev1.Pod) error {
+	return func(p *corev1.Pod) error {
+		ownerReference := &metav1.OwnerReference{
+			APIVersion: ownerAPIVersion,
+			Kind:       ownerKind,
+			Name:       ownerName,
+			UID:        ownerUID,
+		}
+		p.ObjectMeta.OwnerReferences = []metav1.OwnerReference{*ownerReference}
+		return nil
+	}
+}
+
 func getSideCarAppContainer(p *corev1.Pod) *corev1.Container {
 	for i := range p.Spec.Containers {
 		if p.Spec.Containers[i].Name == definitions.CnfCertSuiteSidecarContainerName {

internal/controller/cnfcertificationsuiterun_controller.go

@@ -253,6 +253,7 @@ func (r *CnfCertificationSuiteRunReconciler) Reconcile(ctx context.Context, req
 		cnfcertjob.WithPreflightSecret(runCR.Spec.PreflightSecretName),
 		cnfcertjob.WithSideCarApp(sideCarImage),
 		cnfcertjob.WithEnableDataCollection(strconv.FormatBool(runCR.Spec.EnableDataCollection)),
+		cnfcertjob.WithOwnerReference(runCR.UID, runCR.Name, runCR.Kind, runCR.APIVersion),
 	)
 	if err != nil {
 		logger.Errorf("Failed to create CNF Cert job pod spec: %w", err)