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path: root/roles/apt-cacher-ng/tasks/main.yml
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---
- name: create apt-cacher-ng user
  user:
    name: apt-cacher-ng
    home: /var/cache/apt-cacher-ng
    shell: /usr/sbin/nologin
    create_home: no
    system: yes
    state: present

- name: prepare storage volume for /var/cache/apt-cacher-ng
  when: apt_cacher_ng_storage is defined
  vars:
    apt_cacher_ng_storage_override:
      dest: /var/cache/apt-cacher-ng
      owner: apt-cacher-ng
      group: apt-cacher-ng
      mode: '02755'
    storage_volume: "{{ apt_cacher_ng_storage | combine(apt_cacher_ng_storage_override) }}"
  include_role:
    name: "storage/{{ apt_cacher_ng_storage.type }}/volume"

- name: install apt-cacher-ng
  apt:
    name: apt-cacher-ng
    state: present

- name: fetch current remaps
  slurp:
    src: /etc/apt-cacher-ng/acng.conf
  register: apt_cacher_ng_config_data

- name: fetch current backend files
  find:
    paths: /etc/apt-cacher-ng
    patterns: 'backends_*'
    recurse: no
    file_type: any
  register: apt_cacher_ng_backends_files

- name: remove superflous remaps
  loop: "{{ (apt_cacher_ng_config_data.content | b64decode).splitlines() | select('match', '^Remap-') | map('regex_replace', '^Remap-([^:]*):.*$', '\\1') }}"
  lineinfile:
    path: /etc/apt-cacher-ng/acng.conf
    regexp: '^Remap-{{ item }}:.*'
    state: absent
  notify: restart apt-cacher-ng

- name: remove superflous backend files
  loop: "{{ apt_cacher_ng_backends_files.files | map(attribute='path') | map('basename') | map('regex_replace', '^backends_(.*)$', '\\1') | difference(apt_cacher_ng_remaps | list) }}"
  file:
    path: "/etc/apt-cacher-ng/backends_{{ item }}"
    state: absent

- name: add ansible config
  copy:
    content: |
      # ansible managed
      ForceManaged: 1

      {% for name, config in apt_cacher_ng_remaps.items() %}
      Remap-{{ name }}: {{ config.path }} ; file:backends_{{ name }}
      {% endfor %}
    dest: /etc/apt-cacher-ng/zzz_ansible.conf
  notify: restart apt-cacher-ng

- name: create backend files
  loop: "{{ apt_cacher_ng_remaps | dict2items }}"
  loop_control:
    label: "{{ item.key }}"
  copy:
    content: |
      {% for backend in item.value.backends %}
      {{ backend }}
      {% endfor %}
    dest: "/etc/apt-cacher-ng/backends_{{ item.key }}"
  notify: restart apt-cacher-ng

- name: configure admin auth
  lineinfile:
    path: /etc/apt-cacher-ng/security.conf
    regexp: '#\s*AdminAuth:'
    line: "AdminAuth: {{ apt_cacher_ng_admin_auth.username }}:{{ apt_cacher_ng_admin_auth.password }}"
  notify: restart apt-cacher-ng