---

# Version 1.1.0
# Encrypt passwords with: "ansible-vault encrypt_string"
# Start playbook with: "ansible-playbook -i localhost, -u chsteinle -k playbook-yaml.yml --ask-vault-pass"

- name: Docker backup
  hosts: all
  gather_facts: True
  vars:
    backup_location: "/media/backup/docker/"
  
  tasks:
    - name: Include container variables
      include_vars: vars/minisforum.yaml

    # - name: Display container variables
    #   ansible.builtin.debug:
    #     msg: '{{ containers }}'

    - name: Create container backup directories
      file:
        path: "{{ backup_location }}{{ item.name }}"
        state: directory
        mode: 0755
        owner: chris
        group: chris
      loop: "{{ containers }}"
      loop_control:
        label: "{{ item.name }}"

    - name: Create backup of mysql database and store to backup directory
      shell: docker exec {{ item[1].container }} mysqldump -u{{ item[1].user }} -p{{ item[1].pass }} {{ item[1].name }} > {{ backup_location }}{{ item[0].name }}/{{ item[1].container }}-{{ ansible_date_time.iso8601_basic_short }}.sql
      when: item[1].type == "mysql"
      loop: "{{ containers | subelements('database', skip_missing=True) }}"
      loop_control:
        label: "{{ item[1].name }}"

    - name: Create backup of postgres database and store to backup directory
      ansible.builtin.debug:
        msg:
        - '{{ item[1] }}' # Database configuration @see: when
        - '{{ item[0].name }}' # Container name
      when: item[1].type == "psql"
      loop: "{{ containers | subelements('database', skip_missing=True) }}"
      loop_control:
        label: "{{ item[1].name }}"

    - name: Gzip all database backup files
      ansible.builtin.debug:
        msg: '{{ item[0].name }}' # Container name
      loop: "{{ containers | subelements('database', skip_missing=True) }}"
      loop_control:
        label: "{{ item[1].name }}"

    - name: Create backup of volume and store to backup directory
      ansible.builtin.debug:
        msg:
        - '{{ item[1] }}' # Volume name
        - '{{ item[0].name }}' # Container name
      loop: "{{ containers | subelements('volumes', skip_missing=True) }}"
      loop_control:
        label: "{{ item[1] }}"