Set UID_MIN / GID_MIN to 3000

This is helpful to ensure as we create more windmill_users, they will
use the range under 3000. But new services will be created above 3000.

Change-Id: Ib40fdcc6d255cd66b4d95bd4fee9dd18c98fddd3
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

playbooks/bootstrap/roles/users/tasks/main.yaml

@@ -15,6 +15,20 @@
 - name: Include OS-specific variables
   include_vars: "{{ ansible_os_family | lower }}.yaml"
 
+- name: Set minimum range for user IDs
+  become: true
+  lineinfile:
+    path: /etc/login.defs
+    regexp: "^UID_MIN"
+    line: 'UID_MIN 3000'
+
+- name: Set minimum range for group IDs
+  become: true
+  lineinfile:
+    path: /etc/login.defs
+    regexp: "^GID_MIN"
+    line: 'GID_MIN 3000'
+
 - name: Create windmill_users group
   become: true
   group: