configure dnsmasq to listen on localhost only

roles/dnsmasq/templates/01-kube-dns.conf.j2

-#Listen on all interfaces
-interface=*
+#Listen on localhost
+bind-interfaces
+listen-address=127.0.0.1
 
 addn-hosts=/etc/hosts
 

roles/dnsmasq/templates/dnsmasq-pod.yml

@@ -29,11 +29,9 @@ spec:
         - name: dns
           containerPort: 53
           hostPort: 53
-          hostIP: 127.0.0.1
           protocol: UDP
         - name: dns-tcp
           containerPort: 53
-          hostIP: 127.0.0.1
           hostPort: 53
           protocol: TCP
       volumeMounts: