homeserver-iac/roles/containers/tasks/main.yml

---

- name: Install Docker packages
  community.general.pacman:
    name:
      - docker
      - docker-compose

- name: Create docker user
  user:
    name: docker
    group: docker

- name: Create docker-compose directory
  ansible.builtin.file:
    path: "{{ docker_compose_dir }}"
    owner: "{{ admin_username }}"
    group: "{{ admin_username }}"
    state: directory

- name: Generate docker-compose.yml
  template:
    src: "docker-compose.yml.j2"
    dest: "{{ docker_compose_dir }}/docker-compose.yml"
  register: docker-comp

- name: Create systemd unit file
  template:
    src: "docker-compose.service.j2"
    dest: "/etc/systemd/system/docker-compose.service"

- name: Compose up
  systemd:
    name: docker-compose
    state: "{{ 'restarted' if docker-comp.changed else 'started' }}"
    enabled: true

# for some reason port mappings don't work without this?
- name: Restart docker for good measure
  systemd:
    name: docker
    state: restarted
  when: docker-comp.changed