Application Gateway without WAF block.

terraform/azure/application_gateway.tf

@@ -0,0 +1,56 @@
+resource "azurerm_application_gateway" "network" {
+  name                = "example-appgateway"
+  resource_group_name = "example-resourceGroup"
+  location            = "example --West-US"
+
+  sku {
+    name     = "Standard_Small"
+    tier     = "Standard"
+    capacity = 2
+  }
+
+  gateway_ip_configuration {
+    name      = "my-gateway-ip-configuration"
+    subnet_id = "your subnet id"
+  }
+
+  frontend_port {
+    name = "name"
+    port = "port-no"
+  }
+####Missing WAF block: As per azure best practices, it is important to have a web application firewall enabled at application gateway.
+
+
+  frontend_ip_configuration {
+    name                 = "name"
+    public_ip_address_id = "Ip-address"
+  }
+
+  backend_address_pool {
+    name = local.backend_address_pool_name
+  }
+
+  backend_http_settings {
+    name                  = local.http_setting_name
+    cookie_based_affinity = "Disabled"
+    path                  = "/path1/"
+    port                  = 80
+    protocol              = "Http"
+    request_timeout       = 60
+  }
+
+  http_listener {
+    name                           = local.listener_name
+    frontend_ip_configuration_name = local.frontend_ip_configuration_name
+    frontend_port_name             = local.frontend_port_name
+    protocol                       = "Http"
+  }
+
+  request_routing_rule {
+    name                       = local.request_routing_rule_name
+    rule_type                  = "Basic"
+    http_listener_name         = local.listener_name
+    backend_address_pool_name  = local.backend_address_pool_name
+    backend_http_settings_name = local.http_setting_name
+  }
+}