This is an example of the oAuth authorization grant flow using oauth2orize, express 4 and mongoDB.
git clone https://github.com/reneweb/oauth2orize_authorization_grant_example.git
npm install
node app.js
Note: You may need to change the database configuration in the db.js file, if mongoDB doesn't run using the default port or is not running on localhost.
Navigate to /client/registration. Register a new client.
Navigate to /registration. Register a new user.
Navigate to /login?clientId=<clientId>&redirectUri=<redirectUri>. Login with username and password. Then allow the client to access your account. If everything works the authorization code is returned.
curl -v -H "Content-Type: application/json" -X POST <IP>:<PORT>/oauth/token -u <clientId>:<clientSecret> -d '{"code": "<authorization_code>", "grant_type": "authorization_code"}'
curl -X GET <IP>:<PORT>/restricted -v -H "Authorization: Bearer <accessToken>"