fix(firewalld): adjust firewall only when it's set up

Signed-off-by: Matej Focko <me@mfocko.xyz>

roles/cups/tasks/main.yml

@@ -15,6 +15,7 @@
     immediate: true
     permanent: true
     state: enabled
+  when: ansible_facts.services['firewalld'] is defined
   tags: firewall
 
 - name: Enable cups

roles/nginx/tasks/main.yml

@@ -80,6 +80,7 @@
   loop:
     - http
     - https
+  when: ansible_facts.services['firewalld'] is defined
   tags: firewall
 
 - name: Enable nginx

roles/sshd/tasks/main.yml

@@ -41,6 +41,7 @@
     immediate: true
     permanent: true
     state: enabled
+  when: ansible_facts.services['firewalld'] is defined
   notify: "Restart SSH server"
   tags: firewall
 
@@ -49,6 +50,7 @@
     service: ssh
     permanent: true
     state: disabled
+  when: ansible_facts.services['firewalld'] is defined
   tags: firewall
 
 - name: Set trusted CA