azurerm_app_service: Adds authentication support

azurerm/resource_arm_app_service.go

@@ -69,6 +69,8 @@ func resourceArmAppService() *schema.Resource {
 
 			"site_config": azure.SchemaAppServiceSiteConfig(),
 
+			"auth_settings": azure.SchemaAppServiceAuthSettings(),
+
 			"client_affinity_enabled": {
 				Type:     schema.TypeBool,
 				Optional: true,
@@ -279,6 +281,17 @@ func resourceArmAppServiceCreate(d *schema.ResourceData, meta interface{}) error
 
 	d.SetId(*read.ID)
 
+	authSettingsRaw := d.Get("auth_settings").([]interface{})
+	authSettings := azure.ExpandAppServiceAuthSettings(authSettingsRaw)
+
+	auth := web.SiteAuthSettings{
+		ID:                         read.ID,
+		SiteAuthSettingsProperties: &authSettings}
+
+	if _, err := client.UpdateAuthSettings(ctx, resGroup, name, auth); err != nil {
+		return fmt.Errorf("Error updating auth settings for App Service %q (Resource Group %q): %+s", name, resGroup, err)
+	}
+
 	return resourceArmAppServiceUpdate(d, meta)
 }
 
@@ -338,6 +351,20 @@ func resourceArmAppServiceUpdate(d *schema.ResourceData, meta interface{}) error
 		}
 	}
 
+	if d.HasChange("auth_settings") {
+		authSettingsRaw := d.Get("auth_settings").([]interface{})
+		authSettingsProperties := azure.ExpandAppServiceAuthSettings(authSettingsRaw)
+		id := d.Id()
+		authSettings := web.SiteAuthSettings{
+			ID:                         &id,
+			SiteAuthSettingsProperties: &authSettingsProperties,
+		}
+
+		if _, err := client.UpdateAuthSettings(ctx, resGroup, name, authSettings); err != nil {
+			return fmt.Errorf("Error updating Authentication Settings for App Service %q: %+v", name, err)
+		}
+	}
+
 	if d.HasChange("client_affinity_enabled") {
 
 		affinity := d.Get("client_affinity_enabled").(bool)
@@ -433,6 +460,11 @@ func resourceArmAppServiceRead(d *schema.ResourceData, meta interface{}) error {
 		return fmt.Errorf("Error making Read request on AzureRM App Service Configuration %q: %+v", name, err)
 	}
 
+	authResp, err := client.GetAuthSettings(ctx, resGroup, name)
+	if err != nil {
+		return fmt.Errorf("Error retrieving the AuthSettings for App Service %q (Resource Group %q): %+v", name, resGroup, err)
+	}
+
 	appSettingsResp, err := client.ListApplicationSettings(ctx, resGroup, name)
 	if err != nil {
 		if utils.ResponseWasNotFound(appSettingsResp.Response) {
@@ -496,6 +528,11 @@ func resourceArmAppServiceRead(d *schema.ResourceData, meta interface{}) error {
 		return err
 	}
 
+	authSettings := azure.FlattenAppServiceAuthSettings(authResp.SiteAuthSettingsProperties)
+	if err := d.Set("auth_settings", authSettings); err != nil {
+		return fmt.Errorf("Error setting `auth_settings`: %+s", err)
+	}
+
 	scm := flattenAppServiceSourceControl(scmResp.SiteSourceControlProperties)
 	if err := d.Set("source_control", scm); err != nil {
 		return err