Issue #502: Updated firewalld ports

Signed-off-by: blesson-james <blesson_james@Dellteam.com>

roles/k8s_firewalld/tasks/main.yml

@@ -28,7 +28,7 @@
 
 - name: Configure firewalld on master nodes
   firewalld:
-    port: "{{ item }}/tcp"
+    port: "{{ item }}"
     permanent: yes
     state: enabled
   with_items: '{{ k8s_master_ports }}'
@@ -71,6 +71,11 @@
   when: hostvars['127.0.0.1']['k8s_cni'] == "calico"
   tags: firewalld
 
+- name: Masquerade the firewall
+  command: firewall-cmd --add-masquerade --permanent
+  changed_when: true
+  tags: firewalld
+
 - name: Reload firewalld
   command: firewall-cmd --reload
   changed_when: true
@@ -81,4 +86,4 @@
     name: firewalld
     state: stopped
     enabled: no
-  tags: firewalld
+  tags: firewalld