Email pixel tracking using Flask, MongoDB, Redis and Celery.
apt-get install redis-server mongodb python-virtualenv
apt-get install python-dev
pip install -r requirements.txt
python pfpt/main.py
celery -A pfpt.main.celery worker --loglevel=INFO --concurrency=1
GET http://hostname/api/generate-pixel?to=[]&from=[]&subject=[]
this will return an id that you pass to:
http://hostname/pixel.gif?sh=(id)
which should be embedded as an image in your email