Refs #8025: Role debian-qemu. Added autofs and hotplug tasks. Grouped packages to avoid using with_items in autofs installation. Added condition to ensure idempotent changes in GRUB

roles/debian-qemu/defaults/main.yml

@@ -1 +1,6 @@
 homes_path: /mnt/homes
+autofs_packages:
+  - nfs-common
+  - autofs
+  - libnfs-utils
+  - autofs-ldap

roles/debian-qemu/tasks/autofs.yml

@@ -1,12 +1,7 @@
 - name: Install autofs packages 
   apt:
-    name: "{{ item }}"
+    name: "{{ autofs_packages }}"
     state: present
-  with_items:
-    - nfs-common
-    - autofs
-    - libnfs-utils
-    - autofs-ldap
 - name: Create homes directory
   file:
     path: "{{ homes_path }}"
@@ -33,6 +28,6 @@
     mode: '0644'
   notify: restart-autofs
 - name: Service autofs service
-  service:
+  systemd:
     name: autofs
     enabled: yes

roles/debian-qemu/tasks/hotplug.yml

@@ -12,5 +12,7 @@
     mode: u=rw,g=r,o=r
     owner: root
     group: root
+  register: grub
 - name: Generate GRUB configuration
   command: update-grub
+  when: grub.changed