Ldap role based authorization solutions

If you would like to have the following features integrated with the gem in a box , then checkout this repo and this page for more info

1. Protecting upload/delete web requests using ldap authentication.
2. Generating API keys for the users.
3. Protecting api call using ldap authentication or api keys.
4. Manage users in three groups admin, maintainer and developer.
   1. developer is the default group and it has only read access.
   2. maintainer allow the users to push and delete their own gems only.
   3. admin allow users to push delete all gems.