---
# This playbook backups the odroid docker containers.
- name: Backup Strato Production
  hosts: all
  gather_facts: true

  tasks:
    - name: Backup odroid
      block:
        - include_vars: vars/mattermost.yaml
        - include_vars: vars/strato-production.yaml

        - name: Check if directories exist
          stat:
            path: "{{ backup_dir }}/{{ item }}"
          register: dirs
          loop: "{{ systems }}"

        - name: Create not existing directories
          file:
            path: "{{ backup_dir }}/{{ item.item }}"
            state: directory
            mode: 0755
            group: chris
            owner: chris
          when: item.stat.exists == false
          with_items: "{{ dirs.results }}"
          loop_control:
            label: "{{ item.item }}"

        - name: Backup mysql databases
          shell: docker exec {{ item }}-db mysqldump -u{{ item }} -p{{ lookup('vars', item ~ '-password') }} {{ item }} > {{ backup_dir }}/{{ item }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
          loop: "{{ mysql_databases }}"

        - name: Compress database backup files
          shell: gzip {{ backup_dir }}/{{ item }}/db-{{ ansible_date_time.iso8601_basic_short }}.sql
          loop: "{{ databases }}"

        - name: Inform Mattermost about success
          uri:
            url: "{{ mattermost_url }}"
            method: POST
            body_format: json
            body:
              channel_id: "{{ channel_id }}"
              message: "{{ ansible_date_time.date }} {{ ansible_date_time.time }}: Playbook ran successful ({{ ansible_play_name }})"
            headers:
              Content-Type: application/json
              Authorization: "Bearer {{ semaphore_token }}"
            status_code: [200, 201]

      rescue:
        - name: Inform Mattermost about error
          uri:
            url: "{{ mattermost_url }}"
            method: POST
            body_format: json
            body:
              channel_id: "{{ channel_id }}"
              message: "{{ ansible_date_time.date }} {{ ansible_date_time.time }}: Playbook ran with error ({{ ansible_play_name }})"
            headers:
              Content-Type: application/json
              Authorization: "Bearer {{ error_token }}"
            status_code: [200, 201]