supervisor/hassio/dbus/systemd.py
2018-04-23 23:30:21 +02:00

40 lines
928 B
Python

"""Interface to Systemd over dbus."""
import logging
from .interface import DBusInterface
from .utils import dbus_connected
from ..exceptions import DBusError
from ..utils.gdbus import DBus
_LOGGER = logging.getLogger(__name__)
DBUS_NAME = 'org.freedesktop.systemd1'
DBUS_OBJECT = '/org/freedesktop/systemd1'
class Systemd(DBusInterface):
"""Systemd function handler."""
async def connect(self):
"""Connect do bus."""
try:
self.dbus = await DBus.connect(DBUS_NAME, DBUS_OBJECT)
except DBusError:
_LOGGER.warning("Can't connect to systemd")
@dbus_connected
def reboot(self):
"""Reboot host computer.
Return a coroutine.
"""
return self.dbus.Manager.Reboot()
@dbus_connected
def power_off(self):
"""Power off host computer.
Return a coroutine.
"""
return self.dbus.Manager.PowerOff()