refs platform/2166: GKE Location Policy - Module Update

README.md

@@ -113,6 +113,7 @@ Then perform the following commands on the root folder:
 | gke\_gitaly\_pv\_labels | The GITALY Persistent Volume labels (a map of key/value pairs comma separeted) to match against when choosing a volume to bind. This is used in the PersistentVolumeClaim selector section | `map(string)` | `{}` | no |
 | gke\_google\_group\_rbac\_mail | The name of the RBAC security group for use with Google security groups in Kubernetes RBAC. Group name must be in format gke-security-groups@yourdomain.com | `string` | `"null"` | no |
 | gke\_istio\_auth | The authentication type between services in Istio | `string` | `"AUTH_MUTUAL_TLS"` | no |
+| gke\_location\_policy | Location policy specifies the algorithm used when scaling-up the node pool. Location policy is supported only in 1.24.1+ clusters.Supported values BALANCED or ANY. Default BALANCED | `string` | `"BALANCED"` | no |
 | gke\_machine\_type | Machine type used for the node-pool | `string` | `"n1-standard-4"` | no |
 | gke\_max\_node\_count | Define the maximum number of nodes of the autoscaling cluster. Default 5 | `number` | `5` | no |
 | gke\_min\_node\_count | Define the minimum number of nodes of the autoscaling cluster. Default 1 | `number` | `1` | no |

main.tf

@@ -336,7 +336,7 @@ resource "google_storage_bucket_iam_binding" "gitlab_bucket_iam_binding_admin" {
 # GKE Cluster
 module "gke" {
   source  = "terraform-google-modules/kubernetes-engine/google//modules/beta-private-cluster"
-  version = "~> 23.0"
+  version = "~> 24.0"
 
   # Create an implicit dependency on service activation
   project_id = module.project_services.project_id
@@ -390,6 +390,7 @@ module "gke" {
       enable_pod_security_policy = false
       preemptible                = false
       autoscaling                = true
+      location_policy            = var.gke_location_policy
 
       #Image Streaming
       enable_gcfs = var.gke_enable_image_stream

variables.tf

@@ -331,6 +331,11 @@ variable "gke_cluster_autoscaling" {
   }
 }
 
+variable "gke_location_policy" {
+  type        = string
+  description = "Location policy specifies the algorithm used when scaling-up the node pool. Location policy is supported only in 1.24.1+ clusters.Supported values BALANCED or ANY. Default BALANCED"
+  default     = "BALANCED"
+}
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 # GITLAB SECTION #
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