auth: implement OAuth2 flow.oauth2_auth_flow

Add code to implement the OAuth2 flow.

* Add test fixtures for setting up users and OAuth2 clients
* Add tests for token generation with the "Password Grant" flow
* Fix some issues with test due to changes in the database connection's
  row_factory

1 files changed, 5 insertions, 0 deletions

diff --git a/gn3/app.py b/gn3/app.py
index a187e54..b776351 100644
--- a/gn3/app.py
+++ b/gn3/app.py
@@ -19,6 +19,8 @@ from gn3.api.async_commands import async_commands
 from gn3.api.menu import menu
 from gn3.api.search import search
 from gn3.api.metadata import metadata
+from gn3.auth.authentication.oauth2.views import oauth2
+from gn3.auth.authentication.oauth2.server import setup_oauth2_server
 
 
 def create_app(config: Union[Dict, str, None] = None) -> Flask:
@@ -56,4 +58,7 @@ def create_app(config: Union[Dict, str, None] = None) -> Flask:
     app.register_blueprint(menu, url_prefix="/api/menu")
     app.register_blueprint(search, url_prefix="/api/search")
     app.register_blueprint(metadata, url_prefix="/api/metadata")
+    app.register_blueprint(oauth2, url_prefix="/api/oauth2")
+
+    setup_oauth2_server(app)
     return app