jjlovaglio / flask-postgres-heroku-deploy-template

Working example of deployment to Heroku of a Flask app with Postgres database add-on.

flask-postgres-heroku-deploy-template

from Udacity's Full Stack Nano Degree deployment section

This is a working example of deployment of a Flask app + Postgres db with heroku

Installation

$ brew install heroku <name-of-heroku-app>

Configure environment variables in heroku dashboard

1. go to project settings
2. click Reveal Config Vars
3. define variables as contained in setup.sh file

Add git remote for Heroku to your local repository

$ git remote add heroku <heroku-git-url>

Add postgresql add-on to your Heroku app

$ heroku addons:create heroku-postgresql:hobby-dev --app <name-of-your-application>

Run heroku config --app name_of_your_application in order to check your configuration variables in Heroku.
You will see DATABASE_URL and the URL of the database you just created

Push local project to Heroku

git push heroku master if the previous command outputs an error, try git push heroku HEAD:master

Run Migrations

Once your app is deployed, run migrations by running:
heroku run python manage.py db upgrade --app <name-of-your-application>

url of deployed app can be found on settings section of app in the heroku dashboard