- hosts: '{{hosts}}'
  remote_user: root
  tasks:

   - name: disable online database
     tags: disable
     script: scripts/add_firewall.sh

   - name: enable online database
     tags: enable
     script: scripts/remove_firewall.sh

# ansible-playbook /etc/ansible/iptables.yml -e "hosts=iptables" --private-key=/etc/ansible/new_www.key -t disable