---
- name: Backup Docker containers and volumes to storage
  hosts: docker
  become: true

  vars:
    backup_dest: "192.168.2.115:/mnt/storage/Docker_backups"
    compose_dir: "/home/harry"
    volumes_dir: "/var/lib/docker/volumes"

  tasks:
    - name: Ensure backup destination directories exist
      ansible.builtin.command:
        cmd: ssh -o StrictHostKeyChecking=no root@192.168.2.115 "mkdir -p /mnt/storage/Docker_backups/compose /mnt/storage/Docker_backups/volumes"
      changed_when: false

    - name: Rsync compose files and configs (safe while running)
      ansible.builtin.shell: |
        rsync -az --delete \
          --include='*/' \
          --include='docker-compose.yml' \
          --include='compose.yml' \
          --include='.env' \
          --include='*.conf' \
          --include='*.yml' \
          --include='*.yaml' \
          --include='*.json' \
          --exclude='node_modules/' \
          --exclude='.git/' \
          --exclude='__pycache__/' \
          {{ compose_dir }}/ root@{{ backup_dest }}/compose/
      register: compose_sync

    - name: Get list of running containers
      ansible.builtin.command: docker ps -q
      register: running_containers
      changed_when: false

    - name: Stop all containers
      ansible.builtin.command: docker stop $(docker ps -q)
      when: running_containers.stdout | length > 0

    - name: Rsync Docker volumes to storage
      ansible.builtin.shell: |
        rsync -az --delete \
          {{ volumes_dir }}/ root@{{ backup_dest }}/volumes/
      register: volume_sync

    - name: Start all containers back up
      ansible.builtin.command: docker start $(docker ps -aq)

    - name: Verify containers are running
      ansible.builtin.command: docker ps --format "{{ '{{' }}.Names{{ '}}' }} - {{ '{{' }}.Status{{ '}}' }}"
      register: container_status
      changed_when: false

    - name: Backup summary
      ansible.builtin.debug:
        msg:
          - "Compose sync: {{ 'OK' if compose_sync.rc == 0 else 'FAILED' }}"
          - "Volume sync: {{ 'OK' if volume_sync.rc == 0 else 'FAILED' }}"
          - "Containers running: {{ container_status.stdout_lines | length }}"