Add health_check_path to site_config

azurerm/helpers/azure/app_service.go

@@ -450,6 +450,11 @@ func SchemaAppServiceSiteConfig() *schema.Schema {
 					}, false),
 				},
 
+				"health_check_path": {
+					Type:     schema.TypeString,
+					Optional: true,
+				},
+
 				"linux_fx_version": {
 					Type:     schema.TypeString,
 					Optional: true,
@@ -749,6 +754,11 @@ func SchemaAppServiceDataSourceSiteConfig() *schema.Schema {
 					Computed: true,
 				},
 
+				"health_check_path": {
+					Type:     schema.TypeString,
+					Computed: true,
+				},
+
 				"linux_fx_version": {
 					Type:     schema.TypeString,
 					Computed: true,
@@ -1486,6 +1496,10 @@ func ExpandAppServiceSiteConfig(input interface{}) (*web.SiteConfig, error) {
 		siteConfig.FtpsState = web.FtpsState(v.(string))
 	}
 
+	if v, ok := config["health_check_path"]; ok {
+		siteConfig.HealthCheckPath = utils.String(v.(string))
+	}
+
 	if v, ok := config["min_tls_version"]; ok {
 		siteConfig.MinTLSVersion = web.SupportedTLSVersions(v.(string))
 	}
@@ -1606,6 +1620,11 @@ func FlattenAppServiceSiteConfig(input *web.SiteConfig) []interface{} {
 
 	result["scm_type"] = string(input.ScmType)
 	result["ftps_state"] = string(input.FtpsState)
+
+	if input.HealthCheckPath != nil {
+		result["health_check_path"] = *input.HealthCheckPath
+	}
+
 	result["min_tls_version"] = string(input.MinTLSVersion)
 
 	result["cors"] = FlattenWebCorsSettings(input.Cors)

azurerm/internal/services/web/tests/resource_arm_app_service_test.go

@@ -1201,6 +1201,25 @@ func TestAccAzureRMAppService_ftpsState(t *testing.T) {
 	})
 }
 
+func TestAccAzureRMAppService_healthCheckPath(t *testing.T) {
+	data := acceptance.BuildTestData(t, "azurerm_app_service", "test")
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:     func() { acceptance.PreCheck(t) },
+		Providers:    acceptance.SupportedProviders,
+		CheckDestroy: testCheckAzureRMAppServiceDestroy,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccAzureRMAppService_healthCheckPath(data),
+				Check: resource.ComposeTestCheckFunc(
+					testCheckAzureRMAppServiceExists(data.ResourceName),
+					resource.TestCheckResourceAttr(data.ResourceName, "site_config.0.health_check_path", "/health"),
+				),
+			},
+			data.ImportStep(),
+		},
+	})
+}
+
 // todo - linuxFxVersion seems to reject all supplied values - needs more detailed investigation.
 // error message simply reads: Original Error: Code="BadRequest" Message="The parameter LinuxFxVersion has an invalid value."
 func TestAccAzureRMAppService_linuxFxVersion(t *testing.T) {
@@ -3391,6 +3410,41 @@ resource "azurerm_app_service" "test" {
 `, data.RandomInteger, data.Locations.Primary, data.RandomInteger, data.RandomInteger)
 }
 
+func testAccAzureRMAppService_healthCheckPath(data acceptance.TestData) string {
+	return fmt.Sprintf(`
+provider "azurerm" {
+  features {}
+}
+
+resource "azurerm_resource_group" "test" {
+  name     = "acctestRG-%d"
+  location = "%s"
+}
+
+resource "azurerm_app_service_plan" "test" {
+  name                = "acctestASP-%d"
+  location            = azurerm_resource_group.test.location
+  resource_group_name = azurerm_resource_group.test.name
+
+  sku {
+    tier = "Standard"
+    size = "S1"
+  }
+}
+
+resource "azurerm_app_service" "test" {
+  name                = "acctestAS-%d"
+  location            = azurerm_resource_group.test.location
+  resource_group_name = azurerm_resource_group.test.name
+  app_service_plan_id = azurerm_app_service_plan.test.id
+
+  site_config {
+    health_check_path = "/health"
+  }
+}
+`, data.RandomInteger, data.Locations.Primary, data.RandomInteger, data.RandomInteger)
+}
+
 func testAccAzureRMAppService_linuxFxVersion(data acceptance.TestData) string {
 	return fmt.Sprintf(`
 provider "azurerm" {

website/docs/d/app_service.html.markdown

@@ -103,6 +103,8 @@ A `ip_restriction` block exports the following:
 
 * `ftps_state` - State of FTP / FTPS service for this AppService.
 
+* `health_check_path` - The health check path to be pinged by App Service.
+
 * `ip_restriction` - One or more `ip_restriction` blocks as defined above.
 
 * `java_version` - The version of Java in use.

website/docs/r/app_service.html.markdown

@@ -187,6 +187,10 @@ A `site_config` block supports the following:
 
 * `ftps_state` - (Optional) State of FTP / FTPS service for this App Service. Possible values include: `AllAllowed`, `FtpsOnly` and `Disabled`.
 
+* `health_check_path` - (Optional) The health check path to be pinged by App Service. [For more information - please see the corresponding Kudu Wiki page](https://github.com/projectkudu/kudu/wiki/Health-Check-(Preview)).
+
+~> **Note:** This functionality is in Preview and is subject to changes (including breaking changes) on Azure's end
+
 * `http2_enabled` - (Optional) Is HTTP2 Enabled on this App Service? Defaults to `false`.
 
 * `ip_restriction` - (Optional) A [List of objects](/docs/configuration/attr-as-blocks.html) representing ip restrictions as defined below.