- name: Check for tox_install.sh
  stat:
    path: "{{ zuul_work_dir }}/tools/tox_install.sh"
    get_checksum: false
    get_mime: false
    get_md5: false
  register: tox_install

- name: Require Constraints File
  when: tox_install.stat.exists and constraints_file is not defined
  fail:
    msg: tox_install.sh projects require a constraints file to be set

- name: Ensure log directory exists for backwards compat
  when: tox_install.stat.exists
  file:
    path: '{{ zuul_work_virtualenv }}/log'
    state: directory

- name: Install extra things needed by tox_install.sh
  when: tox_install.stat.exists
  shell:
    executable: /bin/bash
    cmd: |
      source {{ zuul_work_virtualenv }}/bin/activate
      tools/tox_install.sh {{ constraints_file }}
    chdir: "{{ zuul_work_dir }}"