---
# Playbook: install-docker.yml
#
# But:
# - Installer Docker Engine dans un LXC Debian
# - Installer le plugin Docker Compose
# - Activer le service Docker
# - Ajouter l utilisateur ansible au groupe docker

- name: Installer Docker Engine
  hosts: "{{ target_group | default('docker_hosts') }}"
  become: true
  gather_facts: true

  tasks:
    - name: Supprimer les paquets Docker conflictuels
      apt:
        name:
          - docker.io
          - docker-compose
          - docker-doc
          - podman-docker
        state: absent
      failed_when: false

    - name: Installer les paquets requis
      apt:
        name:
          - ca-certificates
          - curl
          - gnupg
        state: present
        update_cache: true

    - name: Creer le dossier apt keyrings
      file:
        path: /etc/apt/keyrings
        state: directory
        mode: "0755"

    - name: Telecharger la cle GPG Docker
      get_url:
        url: https://download.docker.com/linux/debian/gpg
        dest: /etc/apt/keyrings/docker.asc
        mode: "0644"

    - name: Ajouter le depot apt Docker
      copy:
        dest: /etc/apt/sources.list.d/docker.sources
        mode: "0644"
        content: |
          Types: deb
          URIs: https://download.docker.com/linux/debian
          Suites: {{ ansible_distribution_release }}
          Components: stable
          Signed-By: /etc/apt/keyrings/docker.asc

    - name: Installer les paquets Docker
      apt:
        name:
          - docker-ce
          - docker-ce-cli
          - containerd.io
          - docker-buildx-plugin
          - docker-compose-plugin
        state: present
        update_cache: true

    - name: Activer et demarrer Docker
      service:
        name: docker
        enabled: true
        state: started

    - name: Ajouter ansible au groupe docker
      user:
        name: ansible
        groups: docker
        append: true

    - name: Verifier la version Docker
      command: docker --version
      register: docker_version
      changed_when: false

    - name: Afficher la version Docker
      debug:
        var: docker_version.stdout

    - name: Verifier la version Docker Compose
      command: docker compose version
      register: compose_version
      changed_when: false

    - name: Afficher la version Docker Compose
      debug:
        var: compose_version.stdout