vms-generator: generate an example of usb pass through

Signed-off-by: Luboslav Pivarc <[email protected]>
Signed-off-by: Victor Toso <[email protected]>

examples/vmi-usb.yaml

@@ -0,0 +1,39 @@
+---
+apiVersion: kubevirt.io/v1
+kind: VirtualMachineInstance
+metadata:
+  labels:
+    special: vmi-usb
+  name: vmi-usb
+spec:
+  domain:
+    devices:
+      disks:
+      - disk:
+          bus: virtio
+        name: containerdisk
+      - disk:
+          bus: virtio
+        name: cloudinitdisk
+      hostDevices:
+      - deviceName: kubevirt.io/storage
+        name: node-usb-to-vmi-storage
+      rng: {}
+    resources:
+      requests:
+        memory: 1024M
+  terminationGracePeriodSeconds: 0
+  volumes:
+  - containerDisk:
+      image: registry:5000/kubevirt/fedora-with-test-tooling-container-disk:devel
+    name: containerdisk
+  - cloudInitNoCloud:
+      userData: |-
+        #cloud-config
+        password: fedora
+        chpasswd: { expire: False }
+        packages:
+          - nginx
+        runcmd:
+          - [ "systemctl", "enable", "--now", "nginx" ]
+    name: cloudinitdisk

tools/vms-generator/utils/utils.go

@@ -80,6 +80,7 @@ const (
 	VmiGPU               = "vmi-gpu"
 	VmiARM               = "vmi-arm"
 	VmiMacvtap           = "vmi-macvtap"
+	VmiUSB               = "vmi-usb"
 	VmTemplateFedora     = "vm-template-fedora"
 	VmTemplateRHEL7      = "vm-template-rhel7"
 	VmTemplateWindows    = "vm-template-windows2012r2"
@@ -1232,6 +1233,20 @@ func GetVMIARM() *v1.VirtualMachineInstance {
 	return vmi
 }
 
+func GetVMIUSB() *v1.VirtualMachineInstance {
+	vmi := getBaseVMI(VmiUSB)
+	vmi.Spec.Domain.Resources.Requests[k8sv1.ResourceMemory] = resource.MustParse("1024M")
+	initFedora(&vmi.Spec)
+	addNoCloudDiskWitUserData(&vmi.Spec, generateCloudConfigString(cloudConfigUserPassword, cloudConfigInstallAndStartService))
+
+	vmi.Spec.Domain.Devices.HostDevices = append(vmi.Spec.Domain.Devices.HostDevices,
+		v1.HostDevice{
+			Name:       "node-usb-to-vmi-storage",
+			DeviceName: "kubevirt.io/storage",
+		})
+	return vmi
+}
+
 func generateCloudConfigString(cloudConfigElement ...string) string {
 	return strings.Join(
 		append([]string{cloudConfigHeader}, cloudConfigElement...), "\n")

tools/vms-generator/vms-generator.go

@@ -53,7 +53,7 @@ func main() {
 
 	config, _, _ := testutils.NewFakeClusterConfigUsingKVConfig(&v1.KubeVirtConfiguration{
 		DeveloperConfiguration: &v1.DeveloperConfiguration{
-			FeatureGates: []string{"DataVolumes", "LiveMigration", "SRIOV", "GPU", "HostDisk", "Macvtap"},
+			FeatureGates: []string{"DataVolumes", "LiveMigration", "SRIOV", "GPU", "HostDisk", "Macvtap", "HostDevices"},
 		},
 		NetworkConfiguration: &v1.NetworkConfiguration{
 			PermitSlirpInterface:              &permit,
@@ -125,6 +125,7 @@ func main() {
 		utils.VmiMacvtap:           utils.GetVMIMacvtap(),
 		utils.VmiKernelBoot:        utils.GetVMIKernelBoot(),
 		utils.VmiARM:               utils.GetVMIARM(),
+		utils.VmiUSB:               utils.GetVMIUSB(),
 	}
 
 	var vmireplicasets = map[string]*v1.VirtualMachineInstanceReplicaSet{