docker_install_role.yml

- name: Install Docker
  vars:
    dockerExists: false
  block:
    - name: Check if Docker Exists
      command: docker ps
      ignore_errors: true
      register: diff_cmd

    - name: Set dockerExists
      set_fact:
        dockerExists: true
      when: diff_cmd.rc == 0
#    - name: Install Docker with apt
#      ansible.builtin.apt: docker
#      state: present

    - name: Start Install
      block:
        - name: One way to avoid apt_key once it is removed from your distro
          block:
            - name: docker |no apt key
              ansible.builtin.get_url:
                url: https://download.docker.com/linux/ubuntu/gpg
                dest: /etc/apt/keyrings/docker.asc

            - name: docker | apt source
              ansible.builtin.apt_repository:
                repo: "deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu {{ ansible_distribution_release }} stable"
                state: present

            - name: apt get docker
              ansible.builtin.apt:
                pkg:
                  - docker-ce
                  - docker-ce-cli
                  - containerd.io
                  - docker-buildx-plugin
                  - docker-compose-plugin
                state: latest
      when: dockerExists == true