---
- name: Add users to docker group
  ansible.builtin.user:
    name: "{{ item }}"
    groups: docker
    append: true
  loop: "{{ docker_users }}"
  when: docker_users | length > 0

- name: Create /etc/docker directory
  ansible.builtin.file:
    path: /etc/docker
    state: directory
    mode: "0755"

- name: Enable and start Docker
  ansible.builtin.systemd:
    name: docker
    state: started
    enabled: true

- name: Create docker data directory
  ansible.builtin.file:
    path: "{{ docker_data_dir }}"
    state: directory
    mode: "0755"
    group: docker
  when: docker_data_dir is defined and docker_data_dir | length > 0

- name: Create systemd override directory for Docker
  ansible.builtin.file:
    path: /etc/systemd/system/docker.service.d
    state: directory
    mode: "0755"
  when: docker_expose_api

- name: Deploy Docker systemd override for API exposure
  ansible.builtin.template:
    src: docker-override.conf.j2
    dest: /etc/systemd/system/docker.service.d/override.conf
    mode: "0644"
  notify: restart docker
  when: docker_expose_api

- name: Remove Docker systemd override when API exposure is disabled
  ansible.builtin.file:
    path: /etc/systemd/system/docker.service.d/override.conf
    state: absent
  notify: restart docker
  when: not docker_expose_api

- name: Deploy Docker daemon.json configuration file
  ansible.builtin.template:
    src: daemon.json.j2
    dest: /etc/docker/daemon.json
    mode: "0644"
  notify: restart docker