jcigar@dev:/usr/local/etc/salt/pillar/venvs/ > cat python.sls
venvs:
    python:
        harmonia:
            python_version: 2.7
            user: www-ias
        alienalert:
            python_version: 3.4
            user: www-iasaa
        bbpf:
            python_version: 3.4
            user: www-bbpf
        rodentia:
            python_version: 2.7
            user: www-rod
        formidabel:
            python_version: 2.7
            user: www-formicidae
        biodiversa:
            python_version: 2.7
            user: www-bdvsaweb
        epbrs:
            python_version: 2.7
            user: www-epbrs
        beescommunity:
            python_version: 2.7
            user: www-bees
        openup:
            python_version: 2.7
            user: www-openup
        tiny:
            python_version: 2.7
            user: www-generic

jcigar@dev:/usr/local/etc/salt/states/venvs/ > cat init.sls
include:
    - .python
    - .ruby

jcigar@dev:/usr/local/etc/salt/states/venvs/ > cat macros.jinja
{% macro venv_dir(venv_base, venv_full) -%}

{{ venv_full }}_base:
    file.directory:
        - name: {{ venv_base }}
        - user: root
        - group: wheel
        - mode: 755
        - makedirs: True

{{ venv_full }}_dir:
    file.directory:
        - name: {{ venv_full }}
        - user: {{ kwargs.get('user', 'root') }}
        - group: {{ kwargs.get('group', 'wheel') }}
        - mode: {{ kwargs.get('mode', 755) }}
        - makedirs: {{ kwargs.get('makedirs', True) }}
        - require:
            - file: {{ venv_base }}
{%- endmacro %}

jcigar@dev:/usr/local/etc/salt/states/venvs/python/ > cat init.sls
include:
{% for venv in salt['pillar.get']('venvs:python') %}
    - .{{ venv }}
{% endfor %}

jcigar@dev:/usr/local/etc/salt/states/venvs/python/ > ll
total 88
-rw-r--r--  1 root  wheel  1813 May 29 13:45 _template.sls
-rw-r--r--  1 root  wheel    96 Apr 30 12:55 alienalert-requirements.txt
-rw-r--r--  1 root  wheel    73 May 11 14:32 alienalert.sls
-rw-r--r--  1 root  wheel   109 May 11 16:41 bbpf-requirements.txt
-rw-r--r--  1 root  wheel    67 May 11 16:42 bbpf.sls
-rw-r--r--  1 root  wheel   341 Jun  2 11:14 beescommunity-requirements.txt
-rw-r--r--  1 root  wheel    76 Jun  2 11:14 beescommunity.sls
-rw-r--r--  1 root  wheel   298 Jun  1 17:09 biodiversa-requirements.txt
-rw-r--r--  1 root  wheel    73 Jun  1 17:09 biodiversa.sls
-rw-r--r--  1 root  wheel   357 Jun  2 11:10 epbrs-requirements.txt
-rw-r--r--  1 root  wheel    68 Jun  2 11:11 epbrs.sls
-rw-r--r--  1 root  wheel   462 Jun  1 16:41 formidabel-requirements.txt
-rw-r--r--  1 root  wheel    73 Jun  1 16:42 formidabel.sls
-rw-r--r--  1 root  wheel   347 May 28 10:48 harmonia-requirements.txt
-rw-r--r--  1 root  wheel    71 May 11 14:33 harmonia.sls
-rw-r--r--  1 root  wheel    93 Jun  8 14:48 init.sls
-rw-r--r--  1 root  wheel     0 May 11 12:14 map.jinja
-rw-r--r--  1 root  wheel    91 Jun  3 15:11 openup-requirements.txt
-rw-r--r--  1 root  wheel    69 Jun  3 15:10 openup.sls
-rw-r--r--  1 root  wheel   293 May 28 17:09 rodentia-requirements.txt
-rw-r--r--  1 root  wheel    71 May 28 17:09 rodentia.sls
-rw-r--r--  1 root  wheel    32 Jun  4 11:19 tiny-requirements.txt
-rw-r--r--  1 root  wheel    67 Jun  4 11:18 tiny.sls

jcigar@dev:/usr/local/etc/salt/states/venvs/python/ > cat _template.sls
{% import 'venvs/macros.jinja' as macros %}

{% set args = salt['pillar.get']('venvs:python:{}'.format(venv)) %}
{% set venv_base = salt['pillar.get']('venvs:lookup:base') %}
{% set venv_full = '{}/{}'.format(venv_base, venv) %}

include:
    - users.webapps.{{ args.user }}
    - pkgs.python
    - postgresql.client

{{ macros.venv_dir(venv_base, venv_full, user=args.user, group=args.user) }}

# Three steps approach:
#   - Create the virtualenv
#   - Upgrade pip to the last version
#   - Install the requirements (requirements.txt)

{{ venv }}:
    virtualenv.managed:
        - name: {{ venv_full }}
        {% if args.python_version == 3.4 %}
        - venv_bin: /usr/local/bin/pyvenv-3.4
        {% elif args.python_version == 2.7 %}
        - venv_bin: /usr/local/bin/virtualenv-2.7
        {% endif %}
        - system_site_packages: False
        - user: {{ args.user }}
        - clear: True
        - require:
            - file: {{ venv_full }}
            - user: {{ args.user }}
            - pkg: {{ salt['pillar.get']('postgresql:lookup:pkg_client') }}
            {% if args.python_version == 3.4 %}
            - pkg: python34
            {% elif args.python_version == 2.7 %}
            - pkg: python27
            - pkg: py27-virtualenv
            {% endif %}

{{ venv }}_upgrade_pip:
    cmd.run:
        - name: {{ venv_full }}/bin/pip --no-cache-dir install -U pip
        - user: {{ args.user }}
        - group: {{ args.user }}
        - require:
            - virtualenv: {{ venv }}

{{ venv }}_requirements:
    virtualenv.managed:
        - name: {{ venv_full }}
        - requirements: salt://venvs/python/{{ venv }}-requirements.txt
        - user: {{ args.user }}
        - env_vars:
            PIP_CACHE_DIR: /tmp
        - watch:
            - cmd: {{ venv }}_upgrade_pip

jcigar@dev:/usr/local/etc/salt/states/venvs/python/ > cat alienalert.sls
{% extends "venvs/python/_template.sls" %}
{% set venv = "alienalert" %}

jcigar@dev:/usr/local/etc/salt/states/venvs/python/ > cat alienalert-requirements.txt
Chameleon==2.16
CherryPy==3.5.0
Pillow==2.5.1
SQLAlchemy==1.0.2
py-bcrypt==0.4
reportlab==3.1.8