File diff 7f4f7163ae31 → 8457949f27d4
roles/wsgi_website/tasks/main.yml
Show inline comments
 
@@ -81,20 +81,31 @@
 
  notify:
 
    - Restart WSGI services
 

	
 
# Ignore failures - the virtual environment might not have been
 
# created yet. Don't use --version because Python 2 outputs to stderr,
 
# and Python 3 outputs to stdout.
 
- name: Check current version of Python used in virtual environment (if any)
 
  command: "{{ home }}/virtualenv/bin/python -c \"import sys; print(sys.version.split(' ')[0])\""
 
- name: Retrieve requested Python interpreter version
 
  command:
 
    argv:
 
      - "{{ python_interpreter }}"
 
      - "-c"
 
      - "import sys; print(sys.version.split(' ')[0])"
 
  changed_when: false
 
  register: python_interpreter_version
 

	
 
- name: Retrieve virtual environment Python interpreter version (if initialised)
 
  command:
 
    argv:
 
      - "{{ home }}/virtualenv/bin/python"
 
      - "-c"
 
      - "import sys; print(sys.version.split(' ')[0])"
 
  # Virtual environment perhaps does not exist.
 
  failed_when: false
 
  changed_when: false
 
  register: current_python_version
 
  register: virtualenv_python_version
 

	
 
- name: Remove existing Python virtual environment (wrong Python version)
 
- name: Remove virtual environment if Python version does not match
 
  file:
 
    path: "{{ home }}/virtualenv"
 
    state: absent
 
  when: "current_python_version.rc == 0 and not current_python_version.stdout.startswith('3')"
 
  when: "virtualenv_python_version.rc != 0 or virtualenv_python_version.stdout.strip() != python_interpreter_version.stdout.strip()"
 
  notify:
 
    - Restart WSGI services