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The first RESTful API for the Federal Election Commission. We're aiming to make campaign finance more accessible for journalists, academics, developers, and other transparency-seekers.

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openFEC

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The first RESTful API for the Federal Election Commission. We're aiming to make campaign finance more accessible for journalists, academics, developers, and other transparency-seekers. This is also fueling the campaign finance data in the upcoming FEC website.

Note: This project is still in alpha and not yet deployed. We're still investigating the best ways to present this data to the public.

Outside Contributors

Hello! If you're interested in learning more about this project, check out some related repos and don't be afraid to ask us questions (general questions usually go here: fec).

If you'd like to contribute to our project, please check out our openfec repo. We try to tag things that are easy to pick up without being entrenched in our project with a "help wanted" tag. Things in our backlog are usually also up for grabs, so let us know if you'd like to pick something up from there.

For those interested in contributing, please check out our contributing guidelies we use to guide our development processes internally. You don't have to adhere to them to participate, but following them may help keep things from getting messy.

Our Repos

  • fec - A discussion forum where we can discuss the project.
  • openfec - Where the API work happens. We also use this as the central repo to create issues related to each sprint and our backlog here. If you're interested in contribution, please look for "help wanted" tags or ask!
  • openfec-web-app - Where the campaign finance web app work happens. Note that issues and discussion tend to happen in the other repos.
  • fec-alpha - A place to explore and evolve a new site for the Federal Election Commission.

Installation

Bootstrap

The easiest way to get started with working on openFEC is to run the bootstrap script.

Prior to running, ensure you have the following requirements installed:

  • virtualenv
  • virtualenvwrapper
  • python3.4
  • pip
  • nodejs
  • npm
  • PostgreSQL
  • tmuxinator

Then, simply run:

$ curl https://raw.githubusercontent.com/18F/openFEC/master/scripts/bootstrap/fec_bootstrap.sh | bash

This will clone both openFEC repos, set up virtual environments, and set some environment variables (that you supply) in ~/.fec_vars. It might be a good idea to source that file in your ~/.bashrc or ~/.zshrc.

NOTE: This will also sync this repo. For bootstrapping, we recommend running the script prior to cloning the repo and letting the script handle that.

Vagrant

There is also a Vagrantfile and provisioning shell script available. This will create an Ubuntu 14.04 virtual machine, provisioned with all the requirements to run the bootstrap script.

From scripts/bootstrap, simply:

$ vagrant up
$ vagrant ssh
$ cp /vagrant/fec_bootstrap.sh fec_bootstrap.sh && ./fec_bootstrap.sh

Running the apps using tmuxinator

Assuming you ran the bootstrap script, you can launch the API and the Web App with a single command:

$ tmuxinator fec-local

The site can be found at http://localhost:3000 (or http://localhost:3001 if using Vagrant). Remember the username and password you created when running the script.

Deployment

Likely only useful for 18Fers

To deploy to Cloud Foundry, run invoke deploy. The deploy task will attempt to detect the appropriate Cloud Foundry space based the current branch; to override, pass the optional --space flag:

$ invoke deploy --space dev

The deploy task will use the FEC_CF_USERNAME and FEC_CF_PASSWORD environment variables to log in. If these variables are not provided, you will be prompted for your Cloud Foundry credentials.

Credentials for Cloud Foundry applications are managed using user-provided services labeled as "fec-creds-prod", "fec-creds-stage", and "fec-creds-dev". Services are used to share credentials across blue and green versions of blue-green deploys, and between the API and the webapp. To set up a service:

$ cf target -s dev
$ cf cups fec-creds-dev -p '{"SQLA_CONN": "..."}'

To stand up a user-provided credential service that supports both the API and the webapp, ensure that the following keys are set:

  • SQLA_CONN
  • FEC_WEB_USERNAME
  • FEC_WEB_PASSWORD
  • FEC_WEB_API_KEY
  • FEC_WEB_API_KEY_PUBLIC
  • NEW_RELIC_LICENSE_KEY

Deploys of a single app can be performed manually by targeting the env/space, and specifying the corresponding manifest, as well as the app you want, like so:

$ cf target [dev|stage|prod] && cf push -f manifest_<[dev|stage|prod]>.yml [api|web]

Production stack

The OpenFEC API is a Flask application deployed using the gunicorn WSGI server behind an nginx reverse proxy. Static files are compressed and served directly through nginx; dynamic content is routed to the Flask application via proxy_pass. The entire application is served through the API Umbrella, which handles API keys, caching, and rate limiting.

Caching

All API responses are set to expire after one hour (Cache-Control: public, max-age=3600). In production, the API Umbrella will check this response header and cache responses for the specified interval, such that repeated requests to a given endpoint will only reach the Flask application once. This means that responses may be stale for up to an hour following the nightly refresh of the materialized views.

Git-flow and continuous deployment

We use git-flow for naming and versioning conventions. Both the API and web app are continuously deployed through Travis CI accordingly.

To create a new feature:
  • Developer creates a feature branch

      $ git flow feature start my-feature
    
  • Reviewer merges feature branch into develop and pushes to origin

  • [auto] Develop is deployed to dev

To create a hotfix:
  • Developer creates a hotfix branch

      $ git flow hotfix start my-hotfix
    
  • Reviewer merges hotfix branch into develop and master and pushes to origin

  • [auto] Develop is deployed to dev

  • [auto] Master is deployed to prod

To create a release:
  • Developer creates a release branch and pushes to origin

      $ git flow release start my-release
      $ git flow release publish my-release
    
  • [auto] Release is deployed to stage

  • Review of staging

  • Developer merges release branch into master and pushes to origin

      $ git flow release finish my-release
    
  • [auto] Master is deployed to prod

Data for development and staging environments

Note: The following can be automated using Boto or the AWS CLI if we continue on with this model and need to update snapshots frequently.

The production and staging environments use RDS instances that receive streaming updates from the FEC database. The development environment uses a separate RDS instance created from a snapshot of the production instance. To update the development instance (e.g. when schemas change or new records are added):

  • Create a new snapshot of the production data

      RDS :: Instances :: fec-goldengate-target :: Take DB Snapshot
    
  • Restore the snapshot to a new development RDS

      RDS :: Snapshots :: <snapshot-name> :: Restore Snapshot
    
    • DB Instance Class: db.m3.medium
    • Multi-AZ Deployment: No
    • Storage Type: General Purpose
    • DB Instance Identifier: fec-goldengate-dev-YYYY-mm-dd
    • VPC: Not in VPC
  • Add the new instance to the FEC security group

      RDS :: Instances :: <instance-name> :: Modify
    
    • Security Group: fec-open
    • Apply Immediately
  • Configure DNS to point to new instance

      Route 53 :: Hosted Zones :: open.fec.gov :: goldengate-dev.open.fec.gov
    
    • Value:
      • Example: fec-goldengate-dev-YYYY-mm-dd...rds.amazonaws.com
  • Wait up to TTL seconds for DNS records to propagate

  • Verify that new instance is reachable at goldengate-dev.open.fec.gov

  • Delete previous development instance

Important: Verify that all newly created instances are tagged with the same client as the production instance.

Testing

Creating a new test database

$ createdb cfdm_test
$ psql -f data/subset.sql cfdm_test
$ ./manage.py update_schemas

Running the Tests

$ nosetests

The Test Data Subset

This repo includes a small subset of the production database (built 2015/05/05) at data/subset.sql. To use the test subset for local development:

$ psql -f data/subset.sql <dest>

To build a new test subset, use the build_test invoke task:

$ invoke build_test <source> <dest>

where both source and dest are valid PostgreSQL connection strings.

To update the version-controlled test subset after rebuilding, run:

$ invoke dump <source> data/subset.dump

where source is the database containing the newly created test subset.

Git Hooks

This repo includes optional post-merge and post-checkout hooks to ensure that dependencies are up to date. If enabled, these hooks will update Python dependencies on checking out or merging changes to requirements.txt. To enable the hooks, run

$ invoke add_hooks

To disable, run

$ invoke remove_hooks

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The first RESTful API for the Federal Election Commission. We're aiming to make campaign finance more accessible for journalists, academics, developers, and other transparency-seekers.

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