---
- name: Install restic
  ansible.builtin.apt:
    name: restic
    state: present

- name: Initialize restic repository
  environment:
    RESTIC_REPOSITORY: "{{ vault_restic_repo_url }}"
    RESTIC_PASSWORD: "{{ vault_restic_password }}"
    AWS_ACCESS_KEY_ID: "{{ vault_aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ vault_aws_secret_key }}"
  block:
    - name: Check if already initialized
      ansible.builtin.command: restic snapshots
      register: restic_check
      failed_when: false
      changed_when: false

    - name: Initialize repository
      ansible.builtin.command: restic init
      when: restic_check.rc != 0

- name: Deploy restic environment file
  ansible.builtin.template:
    src: restic-backup.env.j2
    dest: /etc/restic-backup.env
    owner: root
    group: root
    mode: "0600" ## only root can read this file

- name: Deploy restic backup script
  ansible.builtin.template:
    src: restic-backup.sh.j2
    dest: /usr/local/bin/restic-backup.sh
    owner: root
    group: root
    mode: "0700" ## only root can execute the script

- name: Deploy restic systemd service
  ansible.builtin.template:
    src: restic-backup.service.j2
    dest: /etc/systemd/system/restic-backup.service
    owner: root
    group: root
    mode: "0644"

- name: Deploy restic systemd timer
  ansible.builtin.template:
    src: restic-backup.timer.j2
    dest: /etc/systemd/system/restic-backup.timer
    owner: root
    group: root
    mode: "0644"

- name: Enable and start backup timer
  ansible.builtin.systemd:
    name: restic-backup.timer
    enabled: yes
    state: started
    daemon_reload: yes