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the-littlest-jupyterhub/tljh/systemd.py
Matthias Bussonnier 8650aacd57 Fix some typos
Using `codespell -q3 -w` that I just discovered.

(https://github.com/codespell-project/codespell, pip install codespell)
2018-08-27 17:58:26 -07:00

73 lines
1.3 KiB
Python

"""
Wraps systemctl to install, uninstall, start & stop systemd services.
If we use a debian package instead, we can get rid of all this code.
"""
import subprocess
import os
def reload_daemon():
"""
Equivalent to systemctl daemon-reload.
Makes systemd discover new units.
"""
subprocess.run([
'systemctl',
'daemon-reload'
], check=True)
def install_unit(name, unit, path='/etc/systemd/system'):
"""
Install unit with given name
"""
with open(os.path.join(path, name), 'w') as f:
f.write(unit)
def uninstall_unit(name, path='/etc/systemd/system'):
"""
Uninstall unit with given name
"""
subprocess.run([
'rm',
os.path.join(path, name)
], check=True)
def start_service(name):
"""
Start service with given name.
"""
subprocess.run([
'systemctl',
'start',
name
], check=True)
def restart_service(name):
"""
Restart service with given name.
"""
subprocess.run([
'systemctl',
'restart',
name
], check=True)
def enable_service(name):
"""
Enable a service with given name.
This most likely makes the service start on bootup
"""
subprocess.run([
'systemctl',
'enable',
name
], check=True)