Spring Security OAuth2

This project shows manual configuration of an oauth2 authorisation
and resource server using spring oauth2. As the name implies, oauth2-auth-server
is the authentication server which authorizes requests made by registered resource servers
on behalf of end users.
resource-server-app acts as the resource server with minimal configuration thanks to Spring oauth2

FEATURES

• Custom user entity
• Custom granted authority
• Custom token store using JPA
• Custom access token
• Custom refresh token
• Persistent UserDetailsService
• Dynamic client registration

Running the Application

Be sure to replace environment variables in application-dev.yml files

$ git clone
$ cd /path/to/directory
$ ./mvnw spring-boot:run

oauth2-auth-server-app

• User details and registered clients are stored in the sql database
• Tokens are stored in MongoDB
  Repositories can be swapped out at will. But, if this is done, then annotations will have to be changed in the data models

MORE information

Here are some things not yet fully implemented

• At the moment, the authentication and resource servers use the DefaultTokenServices implementation of AuthorizationServerTokenServices and ResourceServerTokenServices to verify tokens for my use case, this is perfectly fine. But a TokenEnhancer is not yet implemented and this will be done at a later time.
• The password grant type is the only grant type manually configured. other grant types are handled by spring auto configuration
• The client