mirror of
https://github.com/jupyterhub/the-littlest-jupyterhub.git
synced 2025-12-18 21:54:05 +08:00
84 lines
2.6 KiB
Python
84 lines
2.6 KiB
Python
"""
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Bootstrap an installation of TLJH.
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Sets up just enough TLJH environments to invoke tljh.installer.
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This script is run as:
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curl <script-url> | sudo python3 -
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Constraints:
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- Be compatible with Python 3.4 (since we support Ubuntu 16.04)
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- Use stdlib modules only
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"""
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import os
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import subprocess
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import sys
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import logging
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def main():
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install_prefix = os.environ.get('TLJH_INSTALL_PREFIX', '/opt/tljh')
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hub_prefix = os.path.join(install_prefix, 'hub')
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# Set up logging to print to a file and to stderr
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logger = logging.getLogger(__name__)
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os.makedirs(install_prefix, exist_ok=True)
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file_logger = logging.FileHandler(os.path.join(install_prefix, 'bootstrap.log'))
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file_logger.setFormatter(logging.Formatter('%(asctime)s %(message)s'))
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logger.addHandler(file_logger)
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stderr_logger = logging.StreamHandler()
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stderr_logger.setFormatter(logging.Formatter('%(message)s'))
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logger.addHandler(stderr_logger)
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logger.setLevel(logging.INFO)
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logger.info('Checking if TLJH is already installed...')
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if os.path.exists(os.path.join(hub_prefix, 'bin', 'python3')):
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logger.info('TLJH already installed, upgrading...')
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initial_setup = False
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else:
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logger.info('Setting up hub environment')
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initial_setup = True
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subprocess.check_output(['apt-get', 'update', '--yes'], stderr=subprocess.STDOUT)
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subprocess.check_output(['apt-get', 'install', '--yes', 'python3', 'python3-venv'], stderr=subprocess.STDOUT)
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logger.info('Installed python & virtual environment')
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os.makedirs(hub_prefix, exist_ok=True)
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subprocess.check_output(['python3', '-m', 'venv', hub_prefix], stderr=subprocess.STDOUT)
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logger.info('Set up hub virtual environment')
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if initial_setup:
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logger.info('Setting up TLJH installer...')
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else:
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logger.info('Upgrading TLJH installer...')
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pip_flags = ['--upgrade']
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if os.environ.get('TLJH_BOOTSTRAP_DEV', 'no') == 'yes':
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pip_flags.append('--editable')
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tljh_repo_path = os.environ.get(
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'TLJH_BOOTSTRAP_PIP_SPEC',
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'git+https://github.com/jupyterhub/the-littlest-jupyterhub.git'
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)
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subprocess.check_output([
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os.path.join(hub_prefix, 'bin', 'pip'),
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'install'
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] + pip_flags + [tljh_repo_path], stderr=subprocess.STDOUT)
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logger.info('Setup tljh package')
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logger.info('Starting TLJH installer...')
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os.execv(
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os.path.join(hub_prefix, 'bin', 'python3'),
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[
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os.path.join(hub_prefix, 'bin', 'python3'),
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'-m',
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'tljh.installer',
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] + sys.argv[1:]
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)
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if __name__ == '__main__':
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main()
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