Files
the-littlest-jupyterhub/tljh/jupyterhub_config.py
Min RK 2bf23f0b28 put config in a single config directory
instead of top-level files

- ensure directory is private
- both tljh and jupyterhub config go in there
- move old config.yaml to new location at install time
2018-08-28 14:15:45 +02:00

56 lines
1.8 KiB
Python

"""
JupyterHub config for the littlest jupyterhub.
"""
import copy
import os
import yaml
from glob import glob
from systemdspawner import SystemdSpawner
from tljh import user, configurer
from tljh.config import INSTALL_PREFIX, USER_ENV_PREFIX, CONFIG_DIR
class CustomSpawner(SystemdSpawner):
def start(self):
"""
Perform system user activities before starting server
"""
# FIXME: Move this elsewhere? Into the Authenticator?
system_username = 'jupyter-' + self.user.name
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')
return super().start()
c.JupyterHub.spawner_class = CustomSpawner
# Use a high port so users can try this on machines with a JupyterHub already present
c.JupyterHub.hub_port = 15001
c.ConfigurableHTTPProxy.should_start = False
c.ConfigurableHTTPProxy.api_url = 'http://127.0.0.1:15002'
c.SystemdSpawner.extra_paths = [os.path.join(USER_ENV_PREFIX, 'bin')]
c.SystemdSpawner.default_shell = '/bin/bash'
# Drop the '-singleuser' suffix present in the default template
c.SystemdSpawner.unit_name_template = 'jupyter-{USERNAME}'
config_overrides_path = os.path.join(INSTALL_PREFIX, 'config.yaml')
if os.path.exists(config_overrides_path):
with open(config_overrides_path) as f:
config_overrides = yaml.safe_load(f)
else:
config_overrides = {}
configurer.apply_config(config_overrides, c)
# Load arbitrary .py config files if they exist.
# This is our escape hatch
extra_configs = sorted(glob(os.path.join(CONFIG_DIR, 'jupyterhub_config.d', '*.py')))
for ec in extra_configs:
load_subconfig(ec)