---
- name: packages
  tags: packages
  apt:
    name: "{{ items }}"
    install_recommends: no
  vars:
    items:
      - borgbackup

- name: mkdir /etc/borg
  file:
    path: /etc/borg
    state: directory
    mode: u=rwx,go=

- name: Generate SSH keys
  command: ssh-keygen -t ed25519 -N "" -f "{{ ssh_key }}" -C "for borg @ {{ ansible_hostname }}"
  args:
    creates: "{{ ssh_key }}"
  register: ssh_key_generated

- when: ssh_key_generated.changed
  fetch:
    src: "{{ ssh_key }}.pub"
    dest: "files"

- name: /etc/borg/env
  copy:
    dest: /etc/borg/env
    mode: u=r,go=
    content: |
      BORG_REPO="borg@{{ borg_client__server }}:{{ ansible_hostname }}"
      BORG_RSH="ssh -i {{ ssh_key}}"

# "

- name: /etc/borg/excludes
  when: borg_client__state == "absent"
  file:
    path: /etc/borg/excludes
    state: absent

- name: /etc/borg/excludes
  when: borg_client__state == "present"
  copy:
    dest: /etc/borg/excludes
    content: |
      /proc
      /dev
      /sys
      /run

- name: /etc/borg/patterns
  copy:
    dest: /etc/borg/patterns
    content: |
      P sh
      R /
      {% for item in borg_client__patterns %}
      {{ item }}
      {% endfor %}

- name: /usr/local/bin/create-backup
  template:
    dest: "/usr/local/bin/{{ item }}"
    src: "bin/{{ item }}"
    mode: u=rwx,go=rx
    owner: root
    group: root
  with_items:
    - create-backup
    - create-backup-send-email

- name: /etc/systemd/system/create-backup.service
  copy:
    dest: /etc/systemd/system/create-backup.service
    content: |
      [Unit]
      Description=Create backup
      After=network-online.target
      Wants=network-online.target

      [Service]
      Type=oneshot
      WorkingDirectory=/
      ExecStart=-/usr/local/bin/create-backup
      ExecStartPost=-/usr/local/bin/create-backup-send-email root@trygvis.io
      SuccessExitStatus=0 1
  notify:
    - systemctl daemon-reload

- name: /etc/systemd/system/create-backup.timer
  copy:
    dest: /etc/systemd/system/create-backup.timer
    content: |
      [Unit]
      Description=Create backup timer

      [Timer]
      OnCalendar=05:24

      [Install]
      WantedBy=timers.target
  notify:
    - systemctl daemon-reload
    - service start create-backup.timer

# TODO: remove
- file:
    path: /etc/systemd/system/create-backup-send-email.service
    state: absent
  register: create_backup_send_email_service
  notify:
    - systemctl daemon-reload