infrastructure/roles/lvm_self_backup/tasks/main.yml

---
# Tasks file for the lvm_self_backup role

# Infrastructure
# Ansible instructions to deploy the infrastructure
# Copyright (C) 2020       Saibotk
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

- name: Create backup mount directories
  ansible.builtin.file:
    path: "/lvm_self_backup_snapshots/{{ item.vg_name }}-{{ item.lv_name }}"
    state: directory
    mode: "0700"
    owner: "root"
    group: "root"
    recurse: true
  with_items:
    - "{{ lvm_self_backup_vols }}"
  become: true

- name: Create backup status directory
  ansible.builtin.file:
    path: "{{ item }}"
    state: directory
    mode: "0700"
    owner: "{{ lvm_self_backup_status_directory_uid }}"
    group: "{{ lvm_self_backup_status_directory_gid }}"
    recurse: true
  with_items:
    - "{{ lvm_self_backup_status_directory }}"
  become: true

- name: Install backup scripts.
  ansible.builtin.template:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    mode: "0700"
    owner: "root"
    group: "root"
  with_items:
    - src: "backup-lvm.sh"
      dest: "/usr/local/bin/backup-lvm"
    - src: "backup-lvm-ls.sh"
      dest: "/usr/local/bin/backup-lvm-ls"
  become: true

- name: Install backup services & timer.
  ansible.builtin.template:
    src: "{{ item }}"
    dest: /etc/systemd/system/
    mode: "0600"
    owner: "root"
    group: "root"
  with_items:
    - "backup-error.service"
    - "backup-lvm.service"
    - "backup-lvm.timer"
  notify: Reload systemd config
  become: true

- name: Start & enable backup service timer.
  ansible.builtin.systemd:
    daemon_reload: true
    name: backup-lvm.timer
    enabled: "{{ lvm_self_backup_timer_enabled | bool }}"
    state: "{{ lvm_self_backup_timer_state }}"
  become: true