main.yml

---
- name: Pin borgmatic
  template:
    src: "apt/{{ item }}.j2"
    dest: "/etc/apt/{{ item }}"
  loop:
    - sources.list.d/bullseye.list
    - preferences.d/borgmatic-bullseye
  when: ansible_lsb.release | int <= 10

- name: Install borgbackup
  apt:
    update_cache: true
    name:
      - borgbackup
      - borgmatic
    state: present
  register: apt_result
  retries: 3
  until: apt_result is succeeded

- name: Ensures /etc/borgmatic exists
  file:
    path: /etc/borgmatic
    state: directory
    mode: 0700
    owner: root
  
- name: Deploy ssh private key
  template:
    src: "borgmatic/id_ed25519_borg.j2"
    dest: "/etc/borgmatic/id_ed25519_borg"
    mode: 0600
    owner: root

- name: Deploy borgmatic config
  template:
    src: "borgmatic/config.yaml.j2"
    dest: "/etc/borgmatic/config.yaml"
    mode: 0600
    owner: root
    group: root

- name: Init borg repository
  command:
    cmd: /usr/bin/borgmatic init -e repokey
  register: borg_init
  changed_when: '"does not exist" in borg_init.stderr'

- name: Deploy borg cron
  template:
    src: "cron.d/borg.j2"
    dest: "/etc/cron.d/borg"
  notify: restart cron

- name: Indicate role in motd
  template:
    src: update-motd.d/04-service.j2
    dest: /etc/update-motd.d/04-borgbackup
    mode: 0755