# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
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# limitations under the License.

- name: check if docker deploy is needed
  raw: which docker
  register: need_docker
  ignore_errors: True

- name: centos | moving systemd unit into place
  when: ( ansible_distribution == 'CentOS' or ansible_distribution == 'Red Hat Enterprise Linux' ) and ( need_docker is failed )
  template:
    src: centos-docker.service.j2
    dest: /etc/systemd/system/docker.service
    mode: 0640

- name: fedora | moving systemd unit into place
  when: ( ansible_distribution == 'Fedora' ) and ( need_docker is failed )
  template:
    src: fedora-docker.service.j2
    dest: /etc/systemd/system/docker.service
    mode: 0640

- name: ubuntu | moving systemd unit into place
  when: ( ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu' ) and ( need_docker is failed )
  template:
    src: ubuntu-docker.service.j2
    dest: /etc/systemd/system/docker.service
    mode: 0640

# NOTE: (lamt) Setting up the proxy before installing docker
- name: ensure docker.service.d directory exists
  when: proxy.http
  file:
    path: /etc/systemd/system/docker.service.d
    state: directory

- name: proxy | moving proxy systemd unit into place
  when: proxy.http
  template:
    src: http-proxy.conf.j2
    dest: /etc/systemd/system/docker.service.d/http-proxy.conf
    mode: 0640

- name: deploy docker packages
  when: need_docker is failed
  include_role:
    name: deploy-package
    tasks_from: dist
  vars:
    packages:
      deb:
        - docker.io
      rpm:
        - docker

- name: restarting docker
  systemd:
    state: restarted
    daemon_reload: yes
    name: docker

- include: deploy-ansible-docker-support.yaml