add restart handler

handlers/main.yml

@@ -1 +1,8 @@
 ---
+- name: Restart mosquitto service
+  systemd:
+    state: restarted
+    daemon_reload: yes
+    name: mosquitto
+  listen:
+    - "mosquitto_restart"

tasks/install.yml

@@ -35,6 +35,8 @@
     owner: root
     group: root
     mode: 0644
+  notify:
+    - mosquitto_restart
 
 - name: Copy passwd files
   template:
@@ -46,6 +48,8 @@
 
 - name: Hash passwd file
   shell: "mosquitto_passwd -U {{ mosquitto_passwd_file }}"
+  notify:
+    - mosquitto_restart
 
 - name: Copy systemd unit files
   template:
@@ -54,6 +58,8 @@
     owner: root
     group: root
     mode: 0644
+  notify:
+    - mosquitto_restart
 
 - name: Enable systemd service
   systemd: