playbook.yml

### Ansible setup
# We don't want all the pip installs and various dependencies to conflict with
# normal yum packages, this solves the issue by creating an ansible virtualenv
# and tells ansible to use it
###
- hosts: all
  become: true
  tasks:
    - name: "Create deployment folder"
      file: path=/opt/deploy state=directory mode=0755
      tags:
        - always
    - name: "Install ansible dependencies"
      package:
        name: "{{ item }}"
        state: present
      with_items:
        - python-virtualenv
        - openssl-devel
      tags:
        - always
    - name: "Install python libraries"
      pip:
        name: "{{ item }}"
        state: latest
        virtualenv: /opt/deploy
        virtualenv_site_packages: yes
      with_items:
        - pip
        - docker-py
      tags:
        - always
    - name: "Tell subsequent tasks to use our deploy virtualenv"
      set_fact:
        ansible_python_interpreter: /opt/deploy/bin/python
      tags:
        - always