---
- name: install apt packages
  apt:
    name: prometheus-node-exporter
    state: present

  ## TODO: add other configs
- name: listen on localhost only
  lineinfile:
    path: /etc/default/prometheus-node-exporter
    regexp: '^ARGS='
    line: 'ARGS="--web.listen-address=127.0.0.1:9100"'
  notify: restart prometheus-node-exporter

- name: create nginx snippet
  copy:
    content: |
      location = /node {
        proxy_pass http://127.0.0.1:9100/metrics;
      }
    dest: /etc/prometheus-exporter/exporters-available/node
  # notify: reload nginx

- name: enable nginx snippet
  file:
    src: /etc/prometheus-exporter/exporters-available/node
    dest: /etc/prometheus-exporter/exporters-enabled/node
    state: link
  # notify: reload nginx