---
- hosts: edges
  remote_user: pi
  become: true
  tasks:
  - name: Remove conflicting packages 
    apt:
      name: "{{item}}"
      state: absent
      update_cache: yes
    loop:
    - docker.io
    - docker-doc
    - docker-compose
    - docker-compose-v2
    - podman-docker
    - containerd
    - runc
  - name: Install dependencies
    apt:
      name: "{{item}}"
      state: present
      update_cache: yes
    loop:
    - ca-certificates
    - curl
    - gnupg
  - name: add GPG key
    apt_key:
      url: https://download.docker.com/linux/ubuntu/gpg
      state: present
  - name: add docker repository to apt
    apt_repository:
      repo: deb https://download.docker.com/linux/ubuntu bionic stable
      state: present
  - name: install docker
    apt:
      name: "{{item}}"
      state: latest
      update_cache: yes
    loop:
    - docker-ce
    - docker-ce-cli
    - containerd.io
    - docker-buildx-plugin
    - docker-compose-plugin
  - name: check docker is active
    service:
      name: docker
      state: started
      enabled: yes
  - name: Ensure group "docker" exists
    ansible.builtin.group:
      name: docker
      state: present
  - name: adding ubuntu to docker group
    user:
      name: pi
      groups: docker
      append: yes