Files
the-littlest-jupyterhub/tljh/jupyterhub_config.py
Yuvi Panda 4eeebc991f Merge pull request #163 from minrk/config-dir
put config in `$tljh/config` directory
2018-09-04 18:04:57 -07:00

59 lines
1.9 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
# leave users running when the Hub restarts
c.JupyterHub.cleanup_servers = False
# 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(CONFIG_DIR, '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)