when

roles/mgrote.zfs_sanoid/handlers/main.yml

@@ -3,12 +3,3 @@
     become: yes
     ansible.builtin.systemd:
       daemon_reload: yes
-
-  - name: systemctl enable units
-    become: yes
-    ansible.builtin.systemd:
-      name: "{{ item }}"
-      enabled: yes
-      masked: no
-    with_items:
-      - sanoid_mail.service

roles/mgrote.zfs_sanoid/tasks/main.yml

@@ -14,6 +14,7 @@
       owner: root
       group: root
       mode: 0644
+    when: sanoid_datasets is defined and sanoid_templates is defined
 
   - name: template sanoid_mail.service
     become: yes
@@ -26,7 +27,6 @@
     notify:
       - systemctl daemon-reload
 
-
   - name: add sanoid_mail.service to sanoid.service
     become: true
     community.general.ini_file:
@@ -50,6 +50,7 @@
       value: "{{ sanoid_timer }}"
     notify:
       - systemctl daemon-reload
+    when: sanoid_timer is defined
 
 # collections in meta?
 # doku?