Use independent fact to work around codename

roles/base/tasks/main.yml

@@ -15,6 +15,21 @@
   when: newhost_check.changed
   tags: always
 
+#
+# Set codename
+#
+- name: set release codename (with ansible_distribution_release)
+  set_fact:
+    debian_codename: "{{ ansible_distribution_release }}"
+  when: ansible_distribution_release is defined
+  tags: always
+
+- name: set release codename (with ansible_lsb)
+  set_fact:
+    debian_codename: "{{ ansible_lsb.codename }}"
+  when: ansible_lsb.codename is defined
+  tags: always
+
 #
 # Remove obsolete issue-gen
 #
@@ -78,7 +93,7 @@
   with_items:
     - { src: "etc/apt/apt.conf.d/10norecommends.j2", dest: "/etc/apt/apt.conf.d/10norecommends" }
     - { src: "etc/apt/preferences.d/pins.j2", dest: "/etc/apt/preferences.d/pins" }
-    - { src: "etc/apt/sources.list.{{ ansible_machine }}.{{ ansible_lsb.codename }}.j2", dest: "/etc/apt/sources.list" }
+    - { src: "etc/apt/sources.list.{{ ansible_machine }}.{{ debian_codename }}.j2", dest: "/etc/apt/sources.list" }
   register: apt_config
   tags: base-apt