Create the google service account.

terraform/modules/workload_identity_account/workload_identity_account.tf

@@ -6,3 +6,19 @@ variable "project" {
   description = "Project ID."
   type        = string
 }
+
+variable "k8s_namespace" {
+  description = "Name of the kubernetes namespace containing the service account."
+  type        = string
+  default     = "default"
+}
+
+variable "k8s_service_account" {
+  description = "Service account name from kubernetes."
+  type        = string
+}
+
+resource "google_service_account" "service_account" {
+  account_id   = "wi-${var.k8s_namespace}-${var.k8s_service_account}"
+  display_name = "Workload identity account for GKE [${var.k8s_namespace}/${var.k8s_service_account}]"
+}