matrix-docker-ansible-deploy/roles/matrix-dimension/tasks/setup_dimension.yml

---

#
# Tasks related to setting up the dimension
#

- name: Ensure Dimension base path exists
  file:
    path: "{{ matrix_dimension_base_path }}"
    state: directory
    mode: 0770
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_dimension_user_gid }}"
  when: matrix_dimension_enabled

- name: Ensure Dimension config installed
  copy:
    content: "{{ matrix_dimension_configuration|to_nice_yaml }}"
    dest: "{{ matrix_dimension_base_path }}/config.yaml"
    mode: 0640
    owner: "{{ matrix_user_username }}"
    group: "{{ matrix_dimension_user_gid }}"
  when: matrix_dimension_enabled

- name: Ensure Dimension image is pulled
  docker_image:
    name: "{{ matrix_dimension_docker_image }}"
  when: matrix_dimension_enabled

- name: Ensure matrix-dimension.service installed
  template:
    src: "{{ role_path }}/templates/systemd/matrix-dimension.service.j2"
    dest: "/etc/systemd/system/matrix-dimension.service"
    mode: 0644
  register: matrix_dimension_systemd_service_result
  when: matrix_dimension_enabled

- name: Ensure systemd reloaded after matrix-dimension.service installation
  service:
    daemon_reload: yes
  when: "matrix_dimension_enabled and matrix_dimension_systemd_service_result.changed"

#
# Tasks related to getting rid of the dimension (if it was previously enabled)
#

- name: Check existence of matrix-dimension service
  stat:
    path: "/etc/systemd/system/matrix-dimension.service"
  register: matrix_dimension_service_stat
  when: not matrix_dimension_enabled

- name: Ensure matrix-dimension is stopped
  service:
    name: matrix-dimension
    state: stopped
    daemon_reload: yes
  register: stopping_result
  when: "not matrix_dimension_enabled and matrix_dimension_service_stat.stat.exists"

- name: Ensure matrix-dimension.service doesn't exist
  file:
    path: "/etc/systemd/system/matrix-dimension.service"
    state: absent
  when: "not matrix_dimension_enabled and matrix_dimension_service_stat.stat.exists"

- name: Ensure systemd reloaded after matrix-dimension.service removal
  service:
    daemon_reload: yes
  when: "not matrix_dimension_enabled and matrix_dimension_service_stat.stat.exists"

- name: Ensure Dimension environment variables path doesn't exist
  file:
    path: "{{ matrix_dimension_base_path }}"
    state: absent
  when: "not matrix_dimension_enabled"

- name: Ensure Dimension Docker image doesn't exist
  docker_image:
    name: "{{ matrix_dimension_docker_image }}"
    state: absent
  when: "not matrix_dimension_enabled"