azurerm_platform_image - support for version filter

azurerm/internal/services/compute/platform_image_data_source.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"time"
 
+	"github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2019-07-01/compute"
 	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
 	"github.com/terraform-providers/terraform-provider-azurerm/azurerm/helpers/azure"
 	"github.com/terraform-providers/terraform-provider-azurerm/azurerm/internal/clients"
@@ -39,6 +40,7 @@ func dataSourceArmPlatformImage() *schema.Resource {
 
 			"version": {
 				Type:     schema.TypeString,
+				Optional: true,
 				Computed: true,
 			},
 		},
@@ -60,18 +62,33 @@ func dataSourceArmPlatformImageRead(d *schema.ResourceData, meta interface{}) er
 		return fmt.Errorf("Error reading Platform Images: %+v", err)
 	}
 
-	// the last value is the latest, apparently.
-	latestVersion := (*result.Value)[len(*result.Value)-1]
+	var image *compute.VirtualMachineImageResource
+	if v, ok := d.GetOk("version"); ok {
+		version := v.(string)
+		for _, item := range *result.Value {
+			if item.Name != nil && *item.Name == version {
+				image = &item
+				break
+			}
+		}
+		if image == nil {
+			return fmt.Errorf("could not find image (location %q / publisher %q / offer %q / sku %q / version % q): %+v", location, publisher, offer, sku, version, err)
+		}
+	} else {
+		// get the latest image
+		// the last value is the latest, apparently.
+		image = &(*result.Value)[len(*result.Value)-1]
+	}
 
-	d.SetId(*latestVersion.ID)
-	if location := latestVersion.Location; location != nil {
+	d.SetId(*image.ID)
+	if location := image.Location; location != nil {
 		d.Set("location", azure.NormalizeLocation(*location))
 	}
 
 	d.Set("publisher", publisher)
 	d.Set("offer", offer)
 	d.Set("sku", sku)
-	d.Set("version", latestVersion.Name)
+	d.Set("version", image.Name)
 
 	return nil
 }

azurerm/internal/services/compute/tests/platform_image_data_source_test.go

@@ -28,6 +28,27 @@ func TestAccDataSourceAzureRMPlatformImage_basic(t *testing.T) {
 	})
 }
 
+func TestAccDataSourceAzureRMPlatformImage_withVersion(t *testing.T) {
+	data := acceptance.BuildTestData(t, "data.azurerm_platform_image", "test")
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:  func() { acceptance.PreCheck(t) },
+		Providers: acceptance.SupportedProviders,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccDataSourceAzureRMPlatformImageWithVersion(data),
+				Check: resource.ComposeTestCheckFunc(
+					resource.TestCheckResourceAttrSet(data.ResourceName, "version"),
+					resource.TestCheckResourceAttr(data.ResourceName, "publisher", "Canonical"),
+					resource.TestCheckResourceAttr(data.ResourceName, "offer", "UbuntuServer"),
+					resource.TestCheckResourceAttr(data.ResourceName, "sku", "16.04-LTS"),
+					resource.TestCheckResourceAttr(data.ResourceName, "version", "16.04.201811010"),
+				),
+			},
+		},
+	})
+}
+
 func testAccDataSourceAzureRMPlatformImageBasic(data acceptance.TestData) string {
 	return fmt.Sprintf(`
 provider "azurerm" {
@@ -42,3 +63,19 @@ data "azurerm_platform_image" "test" {
 }
 `, data.Locations.Primary)
 }
+
+func testAccDataSourceAzureRMPlatformImageWithVersion(data acceptance.TestData) string {
+	return fmt.Sprintf(`
+provider "azurerm" {
+  features {}
+}
+
+data "azurerm_platform_image" "test" {
+  location  = "%s"
+  publisher = "Canonical"
+  offer     = "UbuntuServer"
+  sku       = "16.04-LTS"
+  version   = "16.04.201811010"
+}
+`, data.Locations.Primary)
+}

website/docs/d/platform_image.html.markdown

@@ -20,23 +20,26 @@ data "azurerm_platform_image" "example" {
   sku       = "16.04-LTS"
 }
 
-output "version" {
-  value = data.azurerm_platform_image.example.version
+output "id" {
+  value = data.azurerm_platform_image.example.id
 }
 ```
 
 ## Argument Reference
 
-* `location` - Specifies the Location to pull information about this Platform Image from.
-* `publisher` - Specifies the Publisher associated with the Platform Image.
-* `offer` - Specifies the Offer associated with the Platform Image.
-* `sku` - Specifies the SKU of the Platform Image.
+* `location` - (Required) Specifies the Location to pull information about this Platform Image from.
 
+* `publisher` - (Required) Specifies the Publisher associated with the Platform Image.
+
+* `offer` - (Required) Specifies the Offer associated with the Platform Image.
+
+* `sku` - (Required) Specifies the SKU of the Platform Image.
+
+* `version` - (Optional) The version of the Platform Image.
 
 ## Attributes Reference
 
 * `id` - The ID of the Platform Image.
-* `version` - The latest version of the Platform Image.
 
 ## Timeouts