Working dex and jupyterhub oauth configuration

dex_jupyterhub.md

After a lot of trial and error this is the basic working configuration I have found

Jupyter hub configuration

hub:
config:
	# https://zero-to-jupyterhub.readthedocs.io/en/latest/administrator/authentication.html#id1
	# https://dex.somedomain.net/.well-known/openid-configuration
	GenericOAuthenticator:
	client_id: JupyterHub-auth
	client_secret: "some long quoted value "
	oauth_callback_url: https://jupyterhubro.somedomain.net/hub/oauth_callback
	authorize_url: https://dex.somedomain.net/auth
	token_url: https://dex.somedomain.net/token
	userdata_url: https://dex.somedomain.net/userinfo
	login_service: dex
	username_key: name
	# allowed_groups: ["your group"]
	userdata_params:
		state: state
	scope:
		- openid
		- groups
		- profile
		- email
	JupyterHub:
	authenticator_class: generic-oauth

Dex configuration

# See the [official documentation](https://dexidp.io/docs/).
# https://github.com/dexidp/dex/blob/master/config.yaml.dist
# https://github.com/dexidp/dex/blob/master/examples/config-dev.yaml
# https://github.com/laurelnaiad/k8s-on-eoan/blob/master/k8s-config/dex.sh
# https://dexidp.io/docs/connectors/ldap/
config:
issuer: https://dex.somedomain.net/
storage:
	type: kubernetes
	config:
	inCluster: true
web:
	http: 0.0.0.0:5556
	allowedOrigins: ['*.somedomain.net']

staticClients:
# https://zero-to-jupyterhub.readthedocs.io/en/latest/administrator/authentication.html#id1
- id: JupyterHub-auth
	name: JupyterHub-auth
	secret: "some long quoted value "
	redirectURIs:
	- https://jupyterhub.somedomain.net/hub/oauth_callback
	- http://jupyterhub.somedomain.net/hub/oauth_callback
	public: true