feat(vm): add option to enable multiqueue in network devices (#614)

Signed-off-by: Pavel Boldyrev <627562+bpg@users.noreply.github.com>

docs/resources/virtual_environment_vm.md

@@ -386,6 +386,7 @@ output "ubuntu_vm_public_key" {
         - `vmxnet3` - VMware vmxnet3.
     - `mtu` - (Optional) Force MTU, for VirtIO only. Set to 1 to use the bridge
       MTU. Cannot be larger than the bridge MTU.
+    - `queues` - (Optional) The number of queues for VirtIO (1..64).
     - `rate_limit` - (Optional) The rate limit in megabytes per second.
     - `vlan_id` - (Optional) The VLAN identifier.
 - `node_name` - (Required) The name of the node to assign the virtual machine

example/resource_virtual_environment_vm.tf

@@ -11,7 +11,8 @@ resource "proxmox_virtual_environment_vm" "example_template" {
   description = "Managed by Terraform"
 
   cpu {
-    numa = true
+    cores = 2
+    numa  = true
   }
 
   smbios {
@@ -81,7 +82,8 @@ resource "proxmox_virtual_environment_vm" "example_template" {
   name    = "terraform-provider-proxmox-example-template"
 
   network_device {
-    mtu = 1450
+    mtu    = 1450
+    queues = 2
   }
 
   network_device {

proxmoxtf/resource/vm.go

@@ -104,6 +104,7 @@ const (
 	dvResourceVirtualEnvironmentVMNetworkDeviceEnabled              = true
 	dvResourceVirtualEnvironmentVMNetworkDeviceFirewall             = false
 	dvResourceVirtualEnvironmentVMNetworkDeviceModel                = "virtio"
+	dvResourceVirtualEnvironmentVMNetworkDeviceQueues               = 0
 	dvResourceVirtualEnvironmentVMNetworkDeviceRateLimit            = 0
 	dvResourceVirtualEnvironmentVMNetworkDeviceVLANID               = 0
 	dvResourceVirtualEnvironmentVMNetworkDeviceMTU                  = 0
@@ -242,6 +243,7 @@ const (
 	mkResourceVirtualEnvironmentVMNetworkDeviceFirewall             = "firewall"
 	mkResourceVirtualEnvironmentVMNetworkDeviceMACAddress           = "mac_address"
 	mkResourceVirtualEnvironmentVMNetworkDeviceModel                = "model"
+	mkResourceVirtualEnvironmentVMNetworkDeviceQueues               = "queues"
 	mkResourceVirtualEnvironmentVMNetworkDeviceRateLimit            = "rate_limit"
 	mkResourceVirtualEnvironmentVMNetworkDeviceVLANID               = "vlan_id"
 	mkResourceVirtualEnvironmentVMNetworkDeviceMTU                  = "mtu"
@@ -1163,6 +1165,13 @@ func VM() *schema.Resource {
 							Default:          dvResourceVirtualEnvironmentVMNetworkDeviceModel,
 							ValidateDiagFunc: validator.NetworkDeviceModel(),
 						},
+						mkResourceVirtualEnvironmentVMNetworkDeviceQueues: {
+							Type:             schema.TypeInt,
+							Description:      "Number of packet queues to be used on the device",
+							Optional:         true,
+							Default:          dvResourceVirtualEnvironmentVMNetworkDeviceQueues,
+							ValidateDiagFunc: validation.ToDiagFunc(validation.IntBetween(0, 64)),
+						},
 						mkResourceVirtualEnvironmentVMNetworkDeviceRateLimit: {
 							Type:        schema.TypeFloat,
 							Description: "The rate limit in megabytes per second",
@@ -3212,6 +3221,7 @@ func vmGetNetworkDeviceObjects(d *schema.ResourceData) vms.CustomNetworkDevices
 		firewall := types.CustomBool(block[mkResourceVirtualEnvironmentVMNetworkDeviceFirewall].(bool))
 		macAddress := block[mkResourceVirtualEnvironmentVMNetworkDeviceMACAddress].(string)
 		model := block[mkResourceVirtualEnvironmentVMNetworkDeviceModel].(string)
+		queues := block[mkResourceVirtualEnvironmentVMNetworkDeviceQueues].(int)
 		rateLimit := block[mkResourceVirtualEnvironmentVMNetworkDeviceRateLimit].(float64)
 		vlanID := block[mkResourceVirtualEnvironmentVMNetworkDeviceVLANID].(int)
 		mtu := block[mkResourceVirtualEnvironmentVMNetworkDeviceMTU].(int)
@@ -3230,6 +3240,10 @@ func vmGetNetworkDeviceObjects(d *schema.ResourceData) vms.CustomNetworkDevices
 			device.MACAddress = &macAddress
 		}
 
+		if queues != 0 {
+			device.Queues = &queues
+		}
+
 		if rateLimit != 0 {
 			device.RateLimit = &rateLimit
 		}
@@ -4305,6 +4319,12 @@ func vmReadCustom(
 			networkDevice[mkResourceVirtualEnvironmentVMNetworkDeviceMACAddress] = macAddresses[ni]
 			networkDevice[mkResourceVirtualEnvironmentVMNetworkDeviceModel] = nd.Model
 
+			if nd.Queues != nil {
+				networkDevice[mkResourceVirtualEnvironmentVMNetworkDeviceQueues] = *nd.Queues
+			} else {
+				networkDevice[mkResourceVirtualEnvironmentVMNetworkDeviceQueues] = 0
+			}
+
 			if nd.RateLimit != nil {
 				networkDevice[mkResourceVirtualEnvironmentVMNetworkDeviceRateLimit] = *nd.RateLimit
 			} else {