Add validations for SubnetPort CRD

Add validations for SubnetPort CR to specify one of subnet or subnetSet under spec.

build/yaml/crd/vpc/crd.nsx.vmware.com_subnetports.yaml

@@ -59,6 +59,10 @@ spec:
                 description: SubnetSet defines the parent SubnetSet name of the SubnetPort.
                 type: string
             type: object
+            x-kubernetes-validations:
+            - message: Only one of subnet or subnetSet can be specified or both set
+                to empty in which case default SubnetSet for VM will be used
+              rule: '!has(self.subnetSet) || !has(self.subnet)'
           status:
             description: SubnetPortStatus defines the observed state of SubnetPort.
             properties:

build/yaml/samples/nsx_v1alpha1_subnetport.yaml

@@ -0,0 +1,43 @@
+apiVersion: crd.nsx.vmware.com/v1alpha1
+kind: SubnetPort
+metadata:
+  name: subnetport-sample-a
+spec:
+  subnetSet: vm-subnetset
+status:
+  attachment:
+    id: 35323036-6439-4932-ad36-3930372d3438
+  conditions:
+  - lastTransitionTime: "2024-11-20T22:23:10Z"
+    message: NSX subnet port has been successfully created/updated
+    reason: SubnetPortReady
+    status: "True"
+    type: Ready
+  networkInterfaceConfig:
+    ipAddresses:
+    - gateway: 172.26.0.1
+      ipAddress: 172.26.0.3/28
+    logicalSwitchUUID: 49fa0a2d-8fd2-4c85-87ca-2495e8a86d06
+    macAddress: 04:50:56:00:94:00
+---
+# SubnetPort CR sample without specifying subnet or subnetSet
+apiVersion: crd.nsx.vmware.com/v1alpha1
+kind: SubnetPort
+metadata:
+  name: subnetport-sample-b
+spec:
+status:
+  attachment:
+    id: 35323036-6439-4932-ad36-3930372d3438
+  conditions:
+  - lastTransitionTime: "2024-11-20T22:23:10Z"
+    message: NSX subnet port has been successfully created/updated
+    reason: SubnetPortReady
+    status: "True"
+    type: Ready
+  networkInterfaceConfig:
+    ipAddresses:
+    - gateway: 172.26.0.1
+      ipAddress: 172.26.0.3/28
+    logicalSwitchUUID: 49fa0a2d-8fd2-4c85-87ca-2495e8a86d06
+    macAddress: 04:50:56:00:94:00

pkg/apis/vpc/v1alpha1/subnetport_types.go

@@ -7,6 +7,7 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
+// +kubebuilder:validation:XValidation:rule="!has(self.subnetSet) || !has(self.subnet)",message="Only one of subnet or subnetSet can be specified or both set to empty in which case default SubnetSet for VM will be used"
 // SubnetPortSpec defines the desired state of SubnetPort.
 type SubnetPortSpec struct {
 	// Subnet defines the parent Subnet name of the SubnetPort.

pkg/controllers/subnetport/subnetport_controller.go

@@ -89,11 +89,6 @@ func (r *SubnetPortReconciler) Reconcile(ctx context.Context, req ctrl.Request)
 		log.Error(err, "unable to fetch SubnetPort CR", "SubnetPort", req.NamespacedName)
 		return common.ResultRequeue, err
 	}
-	if len(subnetPort.Spec.SubnetSet) > 0 && len(subnetPort.Spec.Subnet) > 0 {
-		err := errors.New("subnet and subnetset should not be configured at the same time")
-		r.StatusUpdater.UpdateFail(ctx, subnetPort, err, "Failed to get Subnet/SubnetSet of the SubnetPort", setSubnetPortReadyStatusFalse, r.SubnetPortService)
-		return common.ResultNormal, err
-	}
 
 	if subnetPort.ObjectMeta.DeletionTimestamp.IsZero() {
 		r.StatusUpdater.IncreaseUpdateTotal()

pkg/controllers/subnetport/subnetport_controller_test.go

@@ -133,25 +133,8 @@ func TestSubnetPortReconciler_Reconcile(t *testing.T) {
 	_, ret = r.Reconcile(ctx, req)
 	assert.Equal(t, err, ret)
 
-	patches := gomonkey.ApplyFunc(setAddressBindingStatusBySubnetPort, func(client client.Client, ctx context.Context, subnetPort *v1alpha1.SubnetPort, subnetPortService *subnetport.SubnetPortService, transitionTime metav1.Time, e error) {
-	})
-	defer patches.Reset()
-
-	// both subnet and subnetset are configured
-	sp := &v1alpha1.SubnetPort{}
-	k8sClient.EXPECT().Get(ctx, gomock.Any(), sp).Return(nil).Do(
-		func(_ context.Context, _ client.ObjectKey, obj client.Object, option ...client.GetOption) error {
-			v1sp := obj.(*v1alpha1.SubnetPort)
-			v1sp.Spec.Subnet = "subnet1"
-			v1sp.Spec.SubnetSet = "subnetset2"
-			return nil
-		})
-	err = errors.New("subnet and subnetset should not be configured at the same time")
-	k8sClient.EXPECT().Status().Return(fakewriter)
-	_, ret = r.Reconcile(ctx, req)
-	assert.Equal(t, err, ret)
-
 	// CheckAndGetSubnetPathForSubnetPort fails
+	sp := &v1alpha1.SubnetPort{}
 	err = errors.New("CheckAndGetSubnetPathForSubnetPort failed")
 	patchesCheckAndGetSubnetPathForSubnetPort := gomonkey.ApplyFunc((*SubnetPortReconciler).CheckAndGetSubnetPathForSubnetPort,
 		func(r *SubnetPortReconciler, ctx context.Context, obj *v1alpha1.SubnetPort) (bool, string, error) {