Fixes #406 - introduce instance_type_id to ovirt_vm

internal/ovirt/resource_ovirt_vm.go

@@ -164,6 +164,12 @@ var vmSchema = map[string]*schema.Schema{
 		Optional:    true,
 		Description: "Enable or disable the serial console.",
 	},
+	"instance_type_id": {
+		Type:             schema.TypeString,
+		Optional:         true,
+		Description:      "Defines the VM instance type ID overrides the hardware parameters of the created VM.",
+		ValidateDiagFunc: validateUUID,
+	},
 }
 
 func vmAffinityValues() []string {
@@ -216,6 +222,7 @@ func (p *provider) vmCreate(
 		handleVMMemory,
 		handleVMMemoryPolicy,
 		handleVMSerialConsole,
+		handleVMInstanceTypeID,
 	} {
 		diags = f(client, data, params, diags)
 	}
@@ -521,6 +528,21 @@ func handleVMInitialization(
 	return diags
 }
 
+func handleVMInstanceTypeID(
+	_ ovirtclient.Client,
+	data *schema.ResourceData,
+	params ovirtclient.BuildableVMParameters,
+	diags diag.Diagnostics,
+) diag.Diagnostics {
+	if instanceTypeID, ok := data.GetOk("instance_type_id"); ok {
+		_, err := params.WithInstanceTypeID(ovirtclient.InstanceTypeID(instanceTypeID.(string)))
+		if err != nil {
+			diags = append(diags, errorToDiag("set instance_type_id on VM", err))
+		}
+	}
+	return diags
+}
+
 func (p *provider) vmRead(
 	ctx context.Context,
 	data *schema.ResourceData,

internal/ovirt/resource_ovirt_vm_test.go

@@ -371,6 +371,68 @@ resource "ovirt_vm" "foo" {
 	)
 }
 
+func TestVMResourceInstanceTypeID(t *testing.T) {
+	t.Parallel()
+
+	p := newProvider(newTestLogger(t))
+	clusterID := p.getTestHelper().GetClusterID()
+	templateID := p.getTestHelper().GetBlankTemplateID()
+	client := p.getTestHelper().GetClient().WithContext(context.Background())
+
+	instanceTypes, err := client.ListInstanceTypes()
+	testHelper := p.getTestHelper()
+
+	if err != nil {
+		t.Fatalf("Failed to list instance types (%v)", err)
+	}
+	instanceType := instanceTypes[0].ID()
+
+	config := fmt.Sprintf(
+		`
+provider "ovirt" {
+	mock = true
+}
+
+resource "ovirt_vm" "foo" {
+	cluster_id  = "%s"
+	template_id = "%s"
+	name        = "test"
+	instance_type_id     = "%s"
+}
+`,
+		clusterID,
+		templateID,
+		instanceType,
+	)
+
+	resource.UnitTest(
+		t, resource.TestCase{
+			ProviderFactories: p.getProviderFactories(),
+			Steps: []resource.TestStep{
+				{
+					Config: config,
+					Check: func(state *terraform.State) error {
+						client := testHelper.GetClient()
+						vmID := state.RootModule().Resources["ovirt_vm.foo"].Primary.ID
+						vm, err := client.GetVM(ovirtclient.VMID(vmID))
+						if err != nil {
+							return err
+						}
+						if *vm.InstanceTypeID() != instanceType {
+							return fmt.Errorf("incorrect value for instance Type ID: %s ", *vm.InstanceTypeID())
+						}
+						return nil
+					},
+				},
+				{
+					Config:  config,
+					Destroy: true,
+				},
+			},
+		},
+	)
+}
+
 type testVM struct {
 	id              ovirtclient.VMID
 	name            string