---

- name: add prometheus user to video group for rpi GPU stats
  become: yes
  user: name="prometheus" groups="video" append="yes"

- name: install prometheus rpi exporter
  unarchive:
    src: "https://github.com/lukasmalkmus/rpi_exporter/releases/download/v{{prometheus_client_rpi_exporter_version}}/rpi_exporter-{{prometheus_client_rpi_exporter_version}}.linux-{{prometheus_client_arch}}.tar.gz"
    remote_src: yes
    dest: "/tmp/"

- name: install systemd service for rpi-exporter
  become: yes
  copy:
    src: "/tmp/{{prometheus_client_rpi_dest}}/rpi_exporter.service"
    remote_src: yes
    dest: "/lib/systemd/system/rpi_exporter.service"

- name: install rpi-exporter binary
  become: yes
  copy:
    src: "/tmp/{{prometheus_client_rpi_dest}}/rpi_exporter"
    remote_src: yes
    dest: "/usr/local/bin/rpi_exporter"
    mode: "0755"

- name: ensure systemd service is started
  become: yes
  systemd: name="rpi_exporter.service" enabled="yes" state="started"