UDN: Add managedTap to Kubevirt CR

Kubevirt introduce new binding for seamless migration, instead the Passt one.
kubevirt/kubevirt#13024
This commit adds support to it via the Kubevirt CR.

Signed-off-by: Or Shoval <oshoval@redhat.com>

controllers/operands/kubevirt.go

@@ -47,7 +47,8 @@ const (
 )
 
 const (
-	primaryUDNNetworkBindingName = "passt"
+	primaryUDNNetworkBindingName    = "passt"
+	managedTapUDNNetworkBindingName = "managedTap"
 	// Needs to align with the NAD that will be deployed by CNAO
 	primaryUDNNetworkBindingNADName      = "primary-udn-kubevirt-binding"
 	primaryUDNNetworkBindingNADNamespace = "default"
@@ -534,6 +535,7 @@ func getNetworkBindings(
 
 		sidecarImage, _ := os.LookupEnv(hcoutil.PrimaryUDNImageEnvV)
 		networkBindings[primaryUDNNetworkBindingName] = primaryUserDefinedNetworkBinding(sidecarImage)
+		networkBindings[managedTapUDNNetworkBindingName] = managedTapUserDefinedNetworkBinding()
 	}
 	return networkBindings
 
@@ -778,6 +780,13 @@ func primaryUserDefinedNetworkBinding(sidecarImage string) kubevirtcorev1.Interf
 	}
 }
 
+func managedTapUserDefinedNetworkBinding() kubevirtcorev1.InterfaceBindingPlugin {
+	return kubevirtcorev1.InterfaceBindingPlugin{
+		DomainAttachmentType: managedTapUDNNetworkBindingName,
+		Migration:            &kubevirtcorev1.InterfaceBindingMigration{},
+	}
+}
+
 // Static for now, could be configured in the HCO CR in the future
 func getKVSeccompConfig() *kubevirtcorev1.SeccompConfiguration {
 	return &kubevirtcorev1.SeccompConfiguration{

controllers/operands/kubevirt_test.go

@@ -2153,7 +2153,7 @@ Version: 1.2.3`)
 
 					Expect(existingResource.Spec.Configuration.NetworkConfiguration).NotTo(BeNil())
 					Expect(existingResource.Spec.Configuration.NetworkConfiguration.Binding).NotTo(BeNil())
-					expectedInterfaceBindingPlugin := kubevirtcorev1.InterfaceBindingPlugin{
+					expectedPasstInterfaceBindingPlugin := kubevirtcorev1.InterfaceBindingPlugin{
 						NetworkAttachmentDefinition: primaryUDNNetworkBindingNADNamespace + "/" + primaryUDNNetworkBindingNADName,
 						SidecarImage:                expectedPrimaryUDNImage,
 						Migration: &kubevirtcorev1.InterfaceBindingMigration{
@@ -2165,7 +2165,8 @@ Version: 1.2.3`)
 							},
 						},
 					}
-					Expect(existingResource.Spec.Configuration.NetworkConfiguration.Binding[primaryUDNNetworkBindingName]).To(Equal(expectedInterfaceBindingPlugin))
+					Expect(existingResource.Spec.Configuration.NetworkConfiguration.Binding).To(HaveKeyWithValue(managedTapUDNNetworkBindingName, managedTapUserDefinedNetworkBinding()))
+					Expect(existingResource.Spec.Configuration.NetworkConfiguration.Binding).To(HaveKeyWithValue(primaryUDNNetworkBindingName, expectedPasstInterfaceBindingPlugin))
 				})
 
 				It("should not add the Primary User Defined Network Binding to Kubevirt CR if PrimaryUserDefinedNetworkBinding is false in HyperConverged CR", func() {