- name: Check for cached dstat_graph
  stat:
    path: "{{ dstat_graph_cache_path }}"
  register: dstat_cache

- name: Set dstat_graph path
  when: dstat_cache.stat.exists
  set_fact:
    dstat_path: "{{ dstat_graph_cache_path }}"

- name: Set dstat_graph path
  when: not dstat_cache.stat.exists
  set_fact:
    dstat_path: "{{ dstat_graph_download_path }}"

- name: Run dstat_graph
  when: dstat_path is defined
  shell: "./generate_page.sh {{ dstat_data_path }} > {{ ansible_user_dir }}/zuul-output/logs/dstat.html"
  args:
    chdir: "{{ dstat_path }}"