add 127.0.0.1 to munin node to see it works or not

ansible/playbook.yml

@@ -16,7 +16,7 @@
   #Apache Configuration
     - name: Install LAMP Packages
       apt: 
-        name: [ 'apache2', 'python3-pip', 'mysql-server', 'php', 'php-mysql', 'libapache2-mod-php' ]
+        name: [ 'apache2', 'python3-pip', 'mysql-server', 'php', 'php-mysql', 'libapache2-mod-php', 'munin-node' ]
         state: present
 
     - name: Make sure pymysql is present
@@ -76,6 +76,19 @@
         port: "{{ http_port }}"
         proto: tcp
 
+  # Munin Configuration
+  #https://stackoverflow.com/questions/77941169/ansible-add-line-update-etc-hosts-when-outdated
+    - name: Install Munin Node
+      ansible.builtin.lineinfile:
+        path: /etc/munin/munin-node.conf
+        regexp: '^allow'
+        line: "allow ^127\\.0\\.0\\.1$"
+
+    - name: Restart munin-node
+      systemd:
+        name: munin-node
+        state: restarted
+        enabled: yes
 
     - name : configure docker-compose
       copy: