Merge pull request #294 from terraform-google-modules/jccb/static-sa-output

Compute service account email statically

modules/iam-service-account/main.tf

@@ -57,6 +57,8 @@ locals {
     : map("", null)
   , {})
   prefix                    = var.prefix != null ? "${var.prefix}-" : ""
+  resource_email_static     = "${local.prefix}${var.name}@${var.project_id}.iam.gserviceaccount.com"
+  resource_iam_email_static = "serviceAccount:${local.resource_email_static}"
   resource_iam_email        = "serviceAccount:${local.service_account.email}"
   service_account = (
     var.service_account_create

modules/iam-service-account/outputs.tf

@@ -21,12 +21,18 @@ output "service_account" {
 
 output "email" {
   description = "Service account email."
-  value       = local.service_account.email
+  value       = local.resource_email_static
+  depends_on = [
+    local.service_account
+  ]
 }
 
 output "iam_email" {
   description = "IAM-format service account email."
-  value       = local.resource_iam_email
+  value       = local.resource_iam_email_static
+  depends_on = [
+    local.service_account
+  ]
 }
 
 output "key" {