feat: Allow IP assignment in instance templates (#118)

Author: honzous

examples/compute_instance/disk_snapshot/main.tf

@@ -36,12 +36,16 @@ module "instance_template" {
       boot         = false
       disk_size_gb = 20
       disk_type    = "pd-standard"
+      disk_name    = null
+      device_name  = null
     },
     {
       auto_delete  = true
       boot         = false
       disk_size_gb = 30
       disk_type    = "pd-standard"
+      disk_name    = null
+      device_name  = null
     }
   ]
 }

modules/instance_template/README.md

@@ -8,8 +8,6 @@ unmanaged instance groups submodules.
 
 See the [simple](../../examples/instance_template/simple) for a usage example.
 
-## Testing
-
 <!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
 ## Inputs
 
@@ -27,6 +25,7 @@ See the [simple](../../examples/instance_template/simple) for a usage example.
 | metadata | Metadata, provided as a map | `map(string)` | `{}` | no |
 | name\_prefix | Name prefix for the instance template | `string` | `"default-instance-template"` | no |
 | network | The name or self\_link of the network to attach this interface to. Use network attribute for Legacy or Auto subnetted networks and subnetwork for custom subnetted networks. | `string` | `""` | no |
+| network\_ip | Private IP address to assign to the instance if desired. | `string` | `""` | no |
 | preemptible | Allow the instance to be preempted | `bool` | `false` | no |
 | project\_id | The GCP project ID | `string` | `null` | no |
 | region | Region where the instance template should be created. | `string` | `null` | no |

modules/instance_template/main.tf

@@ -100,6 +100,7 @@ resource "google_compute_instance_template" "tpl" {
     network            = var.network
     subnetwork         = var.subnetwork
     subnetwork_project = var.subnetwork_project
+    network_ip         = length(var.network_ip) > 0 ? var.network_ip : null
     dynamic "access_config" {
       for_each = var.access_config
       content {

modules/instance_template/variables.tf

@@ -123,6 +123,11 @@ variable "subnetwork_project" {
   default     = ""
 }
 
+variable "network_ip" {
+  description = "Private IP address to assign to the instance if desired."
+  default     = ""
+}
+
 ###########
 # metadata
 ###########