- name: Install apt-cacher-ng

      apt:

        name: apt-cacher-ng

- hosts: parameters-mandatory,parameters-optional

  become: true

- name: Install ferm (for firewall management)

  apt:

    name: ferm

- name: Configure ferm init script coniguration file

  copy:

- name: Install apticron (for checking available upgrades)

  apt:

    name: apticron

# Implementation for checking pip requirements files via via pip-tools.

- name: Install virtualenv for pip requirements checks

  apt:

    name: virtualenv

- name: Create dedicated group for user running pip requirements checks

  group:

    name:

      - ntp

      - ntpdate

  when: ntp_servers

- name: Deploy NTP configuration