remove globals.yaml, move vars to role defaults

roles/create-user/defaults/main.yml

@@ -0,0 +1,3 @@
+---
+create_username: "{{ lookup('env','USER') }}"
+create_pwgen: "{{ lookup('password', '/dev/null chars=ascii_letters,digits,hexdigits,punctuation length=32') }}"

roles/create-user/tasks/deb.yml

@@ -1,9 +1,9 @@
 ---
 
-- name: creating user {{ username }} in sudo group (Debian/Ubuntu)
+- name: creating user {{ create_username }} in sudo group (Debian/Ubuntu)
   user:
-    name: "{{ username }}"
-    password: "{{ pwgen | password_hash('sha512') }}"
+    name: "{{ create_username }}"
+    password: "{{ create_pwgen | password_hash('sha512') }}"
     state: present
     shell: /bin/bash
     groups: sudo

roles/create-user/tasks/el.yml

@@ -1,9 +1,9 @@
 ---
 
-- name: creating user {{ username }} in wheel group (RHEL/CentOS/Fedora)
+- name: creating user {{ create_username }} in wheel group (RHEL/CentOS/Fedora)
   user:
-    name: "{{ username }}"
-    password: "{{ pwgen | password_hash('sha512') }}"
+    name: "{{ create_username }}"
+    password: "{{ create_pwgen | password_hash('sha512') }}"
     state: present
     shell: /bin/bash
     groups: wheel

roles/create-user/tasks/main.yml

@@ -6,13 +6,13 @@
 - include_tasks: el.yml
   when: ansible_distribution in ["CentOS", "Red Hat Enterprise Linux", "RedHat", "Fedora"]
 
-- name: print generated password for {{ username }} on each host
-  debug: var=pwgen
+- name: print generated password for {{ create_username }} on each host
+  debug: var=create_pwgen
   when: user_created is changed 
 
-- name: copy current pubkeys to ~{{ username }}/.ssh/authorized_keys
+- name: copy current pubkeys to ~{{ create_username }}/.ssh/authorized_keys
   authorized_key:
-    user: "{{ username }}"
+    user: "{{ create_username }}"
     state: present
     key: "{{ item }}"
   with_items: