Remove default region for Jenkins workers

Author: Jberlinsky

README.md

@@ -44,7 +44,7 @@ Please see the [examples](./examples/) folder.
 | jenkins_workers_num_executors | The number of concurrent jobs that can run on each Jenkins worker | string | `1` | no |
 | jenkins_workers_preemptible | Whether to launch Jenkins workers as preemptible instances | string | `false` | no |
 | jenkins_workers_project_id | The GCP project to deploy Jenkins workers within | string | - | yes |
-| jenkins_workers_region | The name of the region into which to deploy Jenkins workers | string | `us-east4` | no |
+| jenkins_workers_region | The name of the region into which to deploy Jenkins workers | string | - | yes |
 | jenkins_workers_retention_time_minutes | The number of minutes for Jenkins workers to remain online after completing their last job | string | `6` | no |
 | jenkins_workers_run_as_user | The user to run Jenkins jobs as on workers | string | `ubuntu` | no |
 | jenkins_workers_service_account_email | The service account email to assign to Jenkins workers. Leave blank for the default compute service account | string | `` | no |

examples/simple_example/main.tf

@@ -95,6 +95,7 @@ module "jenkins-gce" {
   jenkins_instance_network                       = "${var.network}"
   jenkins_instance_subnetwork                    = "${var.subnetwork}"
   jenkins_instance_additional_metadata           = "${var.jenkins_instance_metadata}"
+  jenkins_workers_region                         = "${var.region}"
   jenkins_workers_project_id                     = "${google_project_service.iam.project}"
   jenkins_workers_zone                           = "us-east4-a"
   jenkins_workers_machine_type                   = "n1-standard-1"

variables.tf

@@ -108,7 +108,6 @@ variable "jenkins_workers_name_prefix" {
 
 variable "jenkins_workers_region" {
   description = "The name of the region into which to deploy Jenkins workers"
-  default     = "us-east4"
 }
 
 variable "jenkins_workers_zone" {