Fix unattended-upgrades.

lmn-teacher.yml

@@ -4,6 +4,14 @@
   hosts: all
   remote_user: ansible
   become: yes
+  pre_tasks:
+    - name: Preseed unattended-upgrades
+      debconf:
+        name: unattended-upgrades
+        question: unattended-upgrades/enable_auto_updates
+        value: True
+        vtype: boolean
+
   vars:
     domain: "{{ ansible_domain }}"
     kerberize_uris: steinbeis.schule
@@ -56,3 +64,9 @@
         dest: /etc/pam.d/common-session
         line: "session  optional        pam_mkhomedir.so  umask=0022"
         insertbefore: "# end of pam-auth-update config"
+    - name: Fix unattended-upgrades
+      ansible.builtin.copy:
+        dest: /etc/apt/apt.conf.d/20auto-upgrades
+        content: |
+          APT::Periodic::Update-Package-Lists "1";
+          APT::Periodic::Unattended-Upgrade "1";