install-docker.yml

---
- name: Docker installation
  hosts: all
  become: true
  gather_facts: yes
  vars:
    docker_compose_group: "{{group|default('docker')}}"

  tasks:
    - name: Install aptitude using apt
      ansible.builtin.apt:
        name: aptitude
        state: latest
        force_apt_get: yes
        update_cache: yes

    - name: Install required system packages
      ansible.builtin.apt: name="{{item}}" state=latest update_cache=yes
      loop:
        - "apt-transport-https"
        - "ca-certificates"
        - "curl"
        - "gnupg"
        - "lsb-release"

    - name: Add Docker  GPG apt key
      ansible.builtin.apt_key:
        url: https://download.docker.com/linux/ubuntu/gpg
        state: present

    - name: Add Docker repository
      ansible.builtin.apt_repository:
        repo: deb https://download.docker.com/linux/ubuntu bionic stable
        state: present

    - name: Update apt and install Docker Engine
      ansible.builtin.apt: name="{{item}}" state=latest update_cache=yes
      loop:
        - "docker-ce"
        - "docker-ce-cli"
        - "containerd.io"

    - name: "Ensure {{docker_compose_group}} group exist"
      ansible.builtin.group:
        name: "{{docker_compose_group}}"

    - name: Install docker compose
      ansible.builtin.get_url:
        url: "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-{{ansible_facts.system}}-{{ansible_facts.architecture}}"
        dest: /usr/local/bin/docker-compose
        mode: 'u+x,g+x'
        group: "{{docker_compose_group}}"