Update input variables and update README

examples/service-networking/README.md

@@ -1,5 +1,26 @@
 # Terraform service networking example
 This example creates service networking with a global address.
+
+```
+resource "google_compute_network" "peering_network" {
+  name                    = "private-network"
+  auto_create_subnetworks = "false"
+  project                 = var.project_id
+}
+
+module "service_networking" {
+  source  = "terraform-google-modules/network/google//modules/service-networking"
+  version = "~> 9.0"
+
+  project_id       = var.project_id
+  network_name     = google_compute_network.peering_network.name
+  global_addresses = [{ name : "global-address" }]
+  service          = "servicenetworking.googleapis.com"
+}
+```
+
+In the above terraform, a service networking connection is created. It enables managed services (cloud sql,memorystore) on internal IP addresses (VPC) to service consumers (cloud-run). Service consumers use private services access to privately connect to the service.
+
 <!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
 ## Inputs
 

examples/service-networking/main.tf

@@ -25,7 +25,7 @@ module "service_networking" {
   version = "~> 9.0"
 
   project_id       = var.project_id
-  network          = { id : google_compute_network.peering_network.id }
+  network_name     = google_compute_network.peering_network.name
   global_addresses = [{ name : "global-address" }]
   service          = "servicenetworking.googleapis.com"
 }

modules/service-networking/README.md

@@ -1,6 +1,7 @@
 # Terraform Google service networking
 
-This module creates global network address and a service networking
+This module creates global network address and a service networking. The google_service_networking_connection terraform resource allows to establish a private connection between a Google Cloud Platform (GCP) VPC network and a supported Google service, such as Cloud SQL, BigQuery, or a third-party service.
+
 <!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
 ## Inputs
 
@@ -12,9 +13,9 @@ This module creates global network address and a service networking
 | dns\_suffix | Dns suffix | `string` | `null` | no |
 | domain\_name | Domain name | `string` | `null` | no |
 | export\_custom\_routes | Export custom routes | `bool` | `false` | no |
-| global\_addresses | List of global addresses to be created | <pre>list(object({<br>    name : string,<br>    purpose : optional(string, "VPC_PEERING"),<br>    type : optional(string, "INTERNAL"),<br>    prefix_length : optional(number, 16)<br>  }))</pre> | n/a | yes |
+| global\_addresses | List of global addresses to be created | <pre>list(object({<br>    name : string,<br>    purpose : optional(string, "VPC_PEERING"),<br>    type : optional(string, "INTERNAL"),<br>    address : optional(string, null),<br>    prefix_length : optional(number, 16)<br>  }))</pre> | n/a | yes |
 | import\_custom\_routes | Import custom routes to peering rout config | `bool` | `false` | no |
-| network | Network details including name and id | <pre>object({<br>    name = optional(string, null),<br>    id   = string<br>  })</pre> | n/a | yes |
+| network\_name | Network name | `string` | n/a | yes |
 | project\_id | Project ID | `string` | n/a | yes |
 | service | Service to create service networking connection | `string` | n/a | yes |
 

modules/service-networking/main.tf

@@ -20,12 +20,13 @@ resource "google_compute_global_address" "global_addresses" {
   name          = each.value.name
   purpose       = each.value.purpose
   address_type  = each.value.type
+  address       = each.value.address
   prefix_length = each.value.prefix_length
-  network       = var.network.id
+  network       = "projects/${var.project_id}/global/networks/${var.network_name}"
 }
 
 resource "google_service_networking_connection" "default" {
-  network                 = var.network.id
+  network                 = "projects/${var.project_id}/global/networks/${var.network_name}"
   service                 = var.service
   reserved_peering_ranges = [for name, _ in google_compute_global_address.global_addresses : name]
   deletion_policy         = var.deletion_policy
@@ -35,7 +36,7 @@ resource "google_compute_network_peering_routes_config" "peering_routes" {
   count                = var.create_peering_routes_config ? 1 : 0
   project              = var.project_id
   peering              = google_service_networking_connection.default.peering
-  network              = var.network.name
+  network              = var.network_name
   import_custom_routes = var.import_custom_routes
   export_custom_routes = var.export_custom_routes
 }
@@ -44,7 +45,7 @@ resource "google_service_networking_peered_dns_domain" "default" {
   count      = var.create_peered_dns_domain ? 1 : 0
   project    = var.project_id
   name       = var.domain_name
-  network    = var.network.name
+  network    = var.network_name
   dns_suffix = var.dns_suffix
   service    = var.service
 }

modules/service-networking/metadata.yaml

@@ -118,20 +118,17 @@ spec:
               name : string,
               purpose : optional(string, "VPC_PEERING"),
               type : optional(string, "INTERNAL"),
+              address : optional(string, null),
               prefix_length : optional(number, 16)
             }))
         required: true
       - name: import_custom_routes
         description: Import custom routes to peering rout config
         varType: bool
         defaultValue: false
-      - name: network
-        description: Network details including name and id
-        varType: |-
-          object({
-              name = optional(string, null),
-              id   = string
-            })
+      - name: network_name
+        description: Network name
+        varType: string
         required: true
       - name: project_id
         description: Project ID

modules/service-networking/variables.tf

@@ -25,16 +25,14 @@ variable "global_addresses" {
     name : string,
     purpose : optional(string, "VPC_PEERING"),
     type : optional(string, "INTERNAL"),
+    address : optional(string, null),
     prefix_length : optional(number, 16)
   }))
 }
 
-variable "network" {
-  description = "Network details including name and id"
-  type = object({
-    name = optional(string, null),
-    id   = string
-  })
+variable "network_name" {
+  description = "Network name"
+  type        = string
 }
 
 variable "service" {