Manage PVCs in the conductor StatefulSet

controllers/ironicconductor_controller.go

@@ -52,7 +52,6 @@ import (
 	"github.com/openstack-k8s-operators/lib-common/modules/common/helper"
 	"github.com/openstack-k8s-operators/lib-common/modules/common/labels"
 	nad "github.com/openstack-k8s-operators/lib-common/modules/common/networkattachment"
-	"github.com/openstack-k8s-operators/lib-common/modules/common/pvc"
 	common_rbac "github.com/openstack-k8s-operators/lib-common/modules/common/rbac"
 	"github.com/openstack-k8s-operators/lib-common/modules/common/secret"
 	"github.com/openstack-k8s-operators/lib-common/modules/common/statefulset"
@@ -183,23 +182,6 @@ func (r *IronicConductorReconciler) Reconcile(ctx context.Context, req ctrl.Requ
 		instance.Status.NetworkAttachments = map[string][]string{}
 	}
 
-	// Define a new PVC object
-	// TODO: Once conditions added to PVC lib-common logic, handle
-	//       the returned condition here
-	pvc := pvc.NewPvc(
-		ironicconductor.Pvc(instance),
-		5,
-	)
-
-	ctrlResult, err := pvc.CreateOrPatch(ctx, helper)
-
-	if err != nil {
-		return ctrlResult, err
-	} else if (ctrlResult != ctrl.Result{}) {
-		return ctrlResult, nil
-	}
-	// End PVC creation/patch
-
 	// Handle service delete
 	if !instance.DeletionTimestamp.IsZero() {
 		return r.reconcileDelete(ctx, instance, helper)

pkg/ironicconductor/statefulset.go

@@ -16,6 +16,7 @@ limitations under the License.
 package ironicconductor
 
 import (
+	"fmt"
 	"net"
 
 	ironicv1 "github.com/openstack-k8s-operators/ironic-operator/api/v1beta1"
@@ -26,6 +27,7 @@ import (
 
 	appsv1 "k8s.io/api/apps/v1"
 	corev1 "k8s.io/api/core/v1"
+	resource "k8s.io/apimachinery/pkg/api/resource"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	intstr "k8s.io/apimachinery/pkg/util/intstr"
 	k8snet "k8s.io/utils/net"
@@ -164,8 +166,9 @@ func StatefulSet(
 		initVolumeMounts = append(initVolumeMounts, instance.Spec.TLS.CreateVolumeMounts(nil)...)
 	}
 
+	resourceName := fmt.Sprintf("%s-%s", ironic.ServiceName, ironic.ConductorComponent)
 	conductorContainer := corev1.Container{
-		Name: ironic.ServiceName + "-" + ironic.ConductorComponent,
+		Name: resourceName,
 		Command: []string{
 			"/bin/bash",
 		},
@@ -261,6 +264,25 @@ func StatefulSet(
 					Volumes:                       volumes,
 				},
 			},
+			VolumeClaimTemplates: []corev1.PersistentVolumeClaim{
+				{
+					ObjectMeta: metav1.ObjectMeta{
+						Name:   "var-lib-ironic",
+						Labels: labels,
+					},
+					Spec: corev1.PersistentVolumeClaimSpec{
+						AccessModes: []corev1.PersistentVolumeAccessMode{
+							"ReadWriteOnce",
+						},
+						Resources: corev1.ResourceRequirements{
+							Requests: corev1.ResourceList{
+								corev1.ResourceStorage: resource.MustParse(instance.Spec.StorageRequest),
+							},
+						},
+						StorageClassName: &instance.Spec.StorageClass,
+					},
+				},
+			},
 		},
 	}
 

pkg/ironicconductor/volumes.go

@@ -2,7 +2,6 @@ package ironicconductor
 
 import (
 	"fmt"
-	"strings"
 
 	ironicv1 "github.com/openstack-k8s-operators/ironic-operator/api/v1beta1"
 	"github.com/openstack-k8s-operators/ironic-operator/pkg/ironic"
@@ -12,10 +11,6 @@ import (
 // GetVolumes -
 func GetVolumes(instance *ironicv1.IronicConductor) []corev1.Volume {
 	var config0640AccessMode int32 = 0640
-	pvcName := fmt.Sprintf("%s-%s", ironic.ServiceName, ironic.ConductorComponent)
-	if instance.Spec.ConductorGroup != "" {
-		pvcName = strings.ToLower(fmt.Sprintf("%s-%s", pvcName, instance.Spec.ConductorGroup))
-	}
 	conductorVolumes := []corev1.Volume{
 		{
 			Name: "config-data-custom",
@@ -26,14 +21,6 @@ func GetVolumes(instance *ironicv1.IronicConductor) []corev1.Volume {
 				},
 			},
 		},
-		{
-			Name: "var-lib-ironic",
-			VolumeSource: corev1.VolumeSource{
-				PersistentVolumeClaim: &corev1.PersistentVolumeClaimVolumeSource{
-					ClaimName: pvcName,
-				},
-			},
-		},
 	}
 
 	return append(ironic.GetVolumes(instance.Name), conductorVolumes...)

tests/functional/ironicconductor_controller_test.go

@@ -275,7 +275,7 @@ var _ = Describe("IronicConductor controller", func() {
 			depl := th.GetStatefulSet(ironicNames.ConductorName)
 			// Check the resulting deployment fields
 			Expect(int(*depl.Spec.Replicas)).To(Equal(1))
-			Expect(depl.Spec.Template.Spec.Volumes).To(HaveLen(7))
+			Expect(depl.Spec.Template.Spec.Volumes).To(HaveLen(6))
 			Expect(depl.Spec.Template.Spec.Containers).To(HaveLen(2))
 
 			// cert deployment volumes
@@ -308,7 +308,7 @@ var _ = Describe("IronicConductor controller", func() {
 			depl := th.GetStatefulSet(ironicNames.ConductorName)
 			// Check the resulting deployment fields
 			Expect(int(*depl.Spec.Replicas)).To(Equal(1))
-			Expect(depl.Spec.Template.Spec.Volumes).To(HaveLen(7))
+			Expect(depl.Spec.Template.Spec.Volumes).To(HaveLen(6))
 			Expect(depl.Spec.Template.Spec.Containers).To(HaveLen(2))
 
 			// Grab the current config hash