Listen to iptables rules reload to restart docker

roles/docker/handlers/main.yml

@@ -0,0 +1,8 @@
+---
+- name: systemctl restart docker
+  systemd:
+    name: docker.service
+    state: restarted
+  become: "{{ docker_become }}"
+  become_user: "{{ docker_become_user }}"
+  listen: load iptables rules

roles/iptables/tasks/main.yml

@@ -26,12 +26,6 @@
       group: root
       mode: 0644
     notify: load iptables rules
-    register: iptables_up_rules
-
-  - name: set iptables_rules_changed
-    set_fact:
-      iptables_rules_changed: true
-    when: iptables_up_rules.changed
 
   - name: ensure iptables rules are started on reboot
     copy: