Add firewall allow functionality RHEL

handlers/main.yml

@@ -8,4 +8,15 @@
 
 - name: cmk fresh install
   set_fact:
-    cmk_fresh_install: True
+    cmk_fresh_install: True
+
+- name: ensure firewall open
+  firewalld:
+    port: 6556/tcp
+    state: enabled
+    permanent: yes
+    immediate: yes
+
+- name: ensure firewall reloaded
+  command: firewall-cmd --reload
+  changed_when: false