# https://docs.ansible.com/ansible/latest/collections/ansible/builtin/get_url_module.html
# https://docs.ansible.com/ansible/latest/collections/ansible/builtin/user_module.html
# https://docs.ansible.com/ansible/latest/collections/ansible/builtin/copy_module.html
# https://docs.ansible.com/ansible/latest/collections/ansible/builtin/template_module.html
# https://docs.ansible.com/ansible/latest/collections/ansible/builtin/stat_module.html
# https://docs.ansible.com/ansible/latest/collections/ansible/builtin/command_module.html
# https://docs.ansible.com/ansible/latest/collections/ansible/builtin/service_module.html
---
- name: check runner token
  ansible.builtin.fail:
    msg: no token is set!
  when: RUNNER_TOKEN == None

- name: create runner user
  ansible.builtin.user:
    name: "{{ RUNNER_USER }}"
    create_home: yes
    home: "{{ RUNNER_DIR }}"

- name: download runner
  delegate_to: localhost
  run_once: true
  ansible.builtin.get_url: 
    url: "{{ RUNNER_DOWNLOAD_URL }}"
    dest: "/{{ RUNNER_DOWNLOAD_DIR }}/{{ RUNNER_NAME }}"
    mode: '0440'

- name: copy runner binary
  copy:
    src: "{{ RUNNER_DOWNLOAD_DIR }}/{{ RUNNER_NAME }}"
    dest: "{{ RUNNER_DIR }}/{{ RUNNER_NAME }}"
    owner: "{{ RUNNER_USER }}"
    group: "{{ RUNNER_GROUP | default(RUNNER_USER) }}"
    mode: '0770'

- name: create runner config
  ansible.builtin.template:
    src: conf.yml.j2
    dest: "{{ RUNNER_DIR }}/conf.yml"
    owner: "{{ RUNNER_USER }}"
    group: "{{ RUNNER_GROUP | default(RUNNER_USER) }}"
    mode: '0660'

- name: create runner service file
  notify: reload daemons
  ansible.builtin.template:
    src: runner.service.j2
    dest: "/etc/systemd/system/{{ RUNNER_SERVICE_NAME }}"
    owner: root
    group: root
    mode: '0600'

- name: flush handlers
  meta: flush_handlers

- name: check if runner registerd
  stat:
    path: "{{ RUNNER_DIR }}/.runner"
  register: stat_result

- name: register runner
  command: "{{ RUNNER_DIR }}/{{ RUNNER_NAME }} register --no-interactive --instance {{ RUNNER_INSTANCE }} --token {{ RUNNER_TOKEN }}"
  when: 
    - not stat_result.stat.exists
    - RUNNER_TOKEN != None

- name: enable runner
  notify: restart runner
  ansible.builtin.service:
    name: "{{ RUNNER_SERVICE_NAME }}"
    enabled: yes