---
# "Does the explorer actually serve a page", as opposed to infra/401's "is the
# unit active". xmrblocks can be perfectly `active` and still fail every
# request - a missing templates directory does exactly that.

- name: Install the health check's dependencies
  apt:
    name:
      - curl
    state: present

- name: Create the xmrblocks health check script
  ansible.builtin.template:
    src: healthcheck.sh.j2
    dest: /usr/local/bin/xmrblocks-healthcheck-push.sh
    owner: root
    group: root
    mode: '0755'
    validate: "bash -n %s"

# 0600: carries the Gatus bearer token.
- name: Create the xmrblocks health check systemd service
  ansible.builtin.template:
    src: healthcheck.service.j2
    dest: /etc/systemd/system/xmrblocks-healthcheck.service
    owner: root
    group: root
    mode: '0600'
  notify: Restart xmrblocks health check timer

- name: Create the xmrblocks health check systemd timer
  ansible.builtin.template:
    src: healthcheck.timer.j2
    dest: /etc/systemd/system/xmrblocks-healthcheck.timer
    owner: root
    group: root
    mode: '0644'
  notify: Restart xmrblocks health check timer

- name: Reload systemd daemon after health check units
  systemd:
    daemon_reload: yes

# Ungated: enabling a timer is deployment, not monitoring.
- name: Enable and restart the xmrblocks health check timer
  systemd:
    name: xmrblocks-healthcheck.timer
    enabled: yes
    state: restarted
    daemon_reload: yes

- name: Run the xmrblocks health check once to arm the timer
  ansible.builtin.command: systemctl start xmrblocks-healthcheck.service
  changed_when: false