dummy-module: add become_user variable, fix windows

Signed-off-by: Jakub Sokołowski <jakub@status.im>

modules/dummy-module/main.tf

@@ -36,6 +36,7 @@ resource "ansible_host" "host" {
     ansible_host = each.value
     /* Optional extra Ansible variables necessary for Windows */
     ansible_shell_type    = (var.shell_type    == null ? null : var.shell_type)
+    ansible_become_user   = (var.become_user   == null ? null : var.become_user)
     ansible_become_method = (var.become_method == null ? null : var.become_method)
   }
 }

modules/dummy-module/variables.tf

@@ -59,8 +59,13 @@ variable "shell_type" {
   default     = null
 }
 
-variable "become_method" {
-  description = "Whether Ansible should become a user."
+variable "become_user" {
+  description = "What user Ansible should become."
+  type        = string
+  default     = null
+}
+variable "become_method" {
+  description = "Method used by Ansible to become a user."
   type        = string
   default     = null
 }

prater.tf

@@ -100,6 +100,7 @@ module "nimbus_nodes_prater_windows" {
   domain = var.domain
 
   /* Windows */
+  become_user   = "admin"
   become_method = "runas"
   shell_type    = "powershell"