Files
the-littlest-jupyterhub/tljh/user_creating_spawner.py
2021-04-06 13:44:29 +03:00

42 lines
1.6 KiB
Python
Executable File

from tljh.normalize import generate_system_username
from tljh import user
from tljh import configurer
from systemdspawner import SystemdSpawner
from traitlets import Dict, Unicode, List
from jupyterhub_configurator.mixins import ConfiguratorSpawnerMixin
class CustomSpawner(SystemdSpawner):
"""
SystemdSpawner with user creation on spawn.
FIXME: Remove this somehow?
"""
user_groups = Dict(key_trait=Unicode(), value_trait=List(Unicode()), config=True)
def start(self):
"""
Perform system user activities before starting server
"""
# FIXME: Move this elsewhere? Into the Authenticator?
system_username = generate_system_username('jupyter-' + self.user.name)
# FIXME: This is a hack. Allow setting username directly instead
self.username_template = system_username
user.ensure_user(system_username)
user.ensure_user_group(system_username, 'jupyterhub-users')
if self.user.admin:
user.ensure_user_group(system_username, 'jupyterhub-admins')
else:
user.remove_user_group(system_username, 'jupyterhub-admins')
if self.user_groups:
for group, users in self.user_groups.items():
if self.user.name in users:
user.ensure_user_group(system_username, group)
return super().start()
cfg = configurer.load_config()
if cfg['services']['configurator']['enabled']:
UserCreatingSpawner = type('UserCreatingSpawner', (ConfiguratorSpawnerMixin, CustomSpawner), {})
else:
UserCreatingSpawner = type('UserCreatingSpawner', (CustomSpawner,), {})