aether-playbook/roles/k8s/tasks/docker.yml

# Copyright 2020-present Open Networking Foundation
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# Licensed under the Apache License, Version 2.0 (the "License");
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# http://www.apache.org/licenses/LICENSE-2.0
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---

- name: Install dependencies for Docker
  apt:
    name:
      - apt-transport-https
      - ca-certificates
      - curl
      - software-properties-common
    state: present
  tags: docker

- name: Add Docker GPG key
  shell: |
    curl -sSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
  args:
    warn: false
  tags: docker

- name: Add Docker repository
  shell: |
    add-apt-repository \
     "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
     $(lsb_release -cs) \
     stable"
  args:
    warn: false
  tags: docker

- name: Install Docker CE
  apt:
    name: docker-ce={{ docker_version }}
    state: present
    update_cache: yes
  tags: docker

- name: Add current user to "docker" group
  user:
    name: "{{ ansible_user }}"
    groups: docker
    append: true
  tags: docker

- name: Configure Docker daemon options
  copy:
    dest: /etc/docker/daemon.json
    content: "{{ docker_daemon_options | to_json }}"
  register: docker_register_options
  notify: restart docker
  tags: docker

- name: Reload systemd daemon
  systemd:
    daemon_reload: true
  when: docker_register_options is changed
  tags: docker