Merge pull request #7 from colinmcdonald22/master

feat: configurable subnet IP CIDR range

Author: Tereius

variables.tf

@@ -68,6 +68,12 @@ variable "use_cloud_nat" {
   default     = false
 }
 
+variable "subnet_ip_cidr_range" {
+  type        = string
+  description = "CIDR range to assign to subnet VM instances launch in."
+  default     = "10.0.1.0/24"
+}
+
 variable "enable_debug" {
   type        = bool
   description = "Enable debug messages of github-runner-autoscaler Cloud Run (WARNING: secrets will be leaked in log files)."

vpc.tf

@@ -8,7 +8,7 @@ resource "google_compute_network" "vpc_network" {
 resource "google_compute_subnetwork" "subnetwork" {
   name                     = "spot-runner-subnetwork"
   description              = "The subnetwork the ephemeral GitHub runner instances will join"
-  ip_cidr_range            = "10.0.1.0/24"
+  ip_cidr_range            = var.subnet_ip_cidr_range
   network                  = google_compute_network.vpc_network.name
   private_ip_google_access = true
 }