Simple sd_notify client library for Python 3
Project description
sd_notify
Simple sd_notify(3) client functionality implemented in Python 3.
Usage:
import sd_notify
notify = sd_notify.Notifier()
if not notify.enabled():
# Then it's probably not running is systemd with watchdog enabled
raise Exception("Watchdog not enabled")
# Report a status message
notify.status("Initialising my service...")
time.sleep(3)
# Report that the program init is complete
notify.ready()
notify.status("Waiting for web requests...")
time.sleep(3)
# Report an error to the service manager
notify.notify_error("An irrecoverable error occured!")
# The service manager will probably kill the program here
time.sleep(3)
Author: stig@stigok.com Dec 2019
Reference
<class 'sd_notify.Notifier'>
_send(msg)
Send string msg
as bytes on the notification socket
enabled()
Return a boolean stating whether watchdog is enabled
notify()
Report a healthy service state
notify_error(msg=None)
Report a watchdog error. This program will likely be killed by the service manager.
If msg
is not None, it will be reported as an error message to the
service manager.
ready()
Report ready service state, i.e. completed initialisation
status(msg)
Set a service status message
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