templier-ansible/roles/prometheus-node-exporter/tasks/main.yml

---
- name: Install Prometheus node-exporter
  apt:
    update_cache: true
    name: prometheus-node-exporter
    install_recommends: false  # Do not install smartmontools
  register: apt_result
  retries: 3
  until: apt_result is succeeded

- name: Install Prometheus node-exporter-collectors
  apt:
    update_cache: true
    name: prometheus-node-exporter-collectors
    install_recommends: false
  register: apt_result
  retries: 3
  until: apt_result is succeeded

- name: Make Prometheus node-exporter listen on adm only
  lineinfile:
    path: /etc/default/prometheus-node-exporter
    regexp: '^ARGS='
    line: |
      ARGS="--web.listen-address={{ prometheus_node_exporter.listen_addr }}:9100"
  tags: restart-node-exporter

- name: Activate prometheus-node-exporter service
  systemd:
    name: prometheus-node-exporter
    enabled: true
    state: started