- name: What is our IP address?
  command: dig ${mail_server_hostname} +short
  register: dig_command

- name: Download check-rbl
  get_url: url=https://raw.github.com/lukecyca/check-rbl/f6b222b0ca/check-rbl.pl dest=/opt/check-rbl.pl

- name: Install nightly check-rbl cronjob
  cron: name="check-rbl" hour="2" minute="0" job="perl /opt/check-rbl.pl -i ${dig_command.stdout}"