- hosts: order, promotion
  vars_prompt:
    - name: "confirmation"
      prompt: "Please Enter YES to continue."
      private: no
  vars: 
    gw_url: 10.66.70.79:8080/gateway
  tasks:
     - name: "make sure user type yes to confirm"
       fail:
          msg: "user do not type yes"
       when: confirmation != 'YES'
     - uri:
        url: http://{{gw_url}}/service_control/unregister?ip={{inventory_hostname}}&context={{group_names[0]}}
  remote_user: root