---
- name: create grafana user
  user:
    name: grafana
    shell: '/bin/false'
    createhome: false
    system: true

- name: create /etc/grafana and /var/lib/grafana
  file:
    path: "{{ item }}"
    state: directory
    owner: "{{ grafana_uid }}"
    recurse: true
  with_items:
    - /etc/grafana
    - /var/lib/grafana

- name: make sure the grafana-server service is down
  service:
    name: grafana-server
    state: stopped
  failed_when: false

# Make sure we re-create the container
- name: remove old grafana-server container
  command: "{{ container_binary }} rm -f grafana-server"
  changed_when: false
  failed_when: false

- name: create grafana-server container
  shell: |
    {{ container_binary }} create --name grafana-server \
      -v "/etc/grafana:/etc/grafana:Z" \
      -v "/var/lib/grafana:/var/lib/grafana:Z" \
      "--net=host" \
      "--cpu-period={{ grafana_container_cpu_period }}" \
      "--cpu-quota={{ grafana_container_cpu_period * grafana_container_cpu_cores }}" \
      "--memory={{ grafana_container_memory }}GB" \
      "--memory-swap={{ grafana_container_memory * 2 }}GB" \
      -e "GF_INSTALL_PLUGINS={{ grafana_plugins|join(',') }}" \
      "{{ grafana_container_image }}"

- name: ship systemd service
  template:
    src: grafana-server.service.j2
    dest: "/etc/systemd/system/grafana-server.service"
    owner: root
    group: root
    mode: 0644
  notify: enable service