main.yml

---
- name: "docker-ce: Uninstall old version"
  apt:
    name: "{{item}}"
    state: absent
  loop:
    - "docker"
    - "docker-engine"
    - "docker-io"
    - "containerd"
    - "runc"

- name: Install prerequisites for Docker repository
  apt:
    name:
      [
        "apt-transport-https",
        "ca-certificates",
        "curl",
        "gnupg2",
        "software-properties-common",
      ]
    update_cache: yes

- name: Add Docker GPG key
  apt_key: url=https://download.docker.com/linux/ubuntu/gpg

- name: Add Docker APT repository
  apt_repository:
    repo: deb [arch=amd64] https://download.docker.com/{{ ansible_system | lower }}/{{ ansible_distribution | lower }} {{ ansible_distribution_release }} stable

- name: Install Docker CE
  apt:
    name: ["docker-ce", "docker-ce-cli", "containerd.io"]
    update_cache: yes

- name: Add vagrant user to docker group
  user:
    name: vagrant
    group: docker