# 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,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

- name: Check if docker daemon configuration exists
  stat:
    path: "{{ docker_config_path }}/daemon.json"
  register: docker_config_stat

- name: Load docker daemon configuration
  slurp:
    path: "{{ docker_config_path }}/daemon.json"
  register: docker_config
  when: docker_config_stat.stat.exists

- name: Parse docker daemon configuration
  set_fact:
    docker_config: "{{ docker_config.content | b64decode | from_json }}"
  when: docker_config_stat.stat.exists

- name: Append to docker daemon configuration
  set_fact:
    docker_config: "{{ docker_config | default({}) | combine(docker_config_append) }}"

- name: Save docker daemon configuration
  copy:
    content: "{{ docker_config | to_nice_json }}"
    dest: "{{ docker_config_path }}/daemon.json"
  become: true

- name: "Restart docker service"
  service:
    name: docker
    state: restarted
  become: true