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80 lines
1.9 KiB
Python
80 lines
1.9 KiB
Python
"""Interface to Systemd over D-Bus."""
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import logging
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from .interface import DBusInterface
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from .utils import dbus_connected
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from ..exceptions import DBusError
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from ..utils.gdbus import DBus
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_LOGGER = logging.getLogger(__name__)
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DBUS_NAME = 'org.freedesktop.systemd1'
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DBUS_OBJECT = '/org/freedesktop/systemd1'
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class Systemd(DBusInterface):
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"""Systemd function handler."""
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async def connect(self):
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"""Connect to D-Bus."""
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try:
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self.dbus = await DBus.connect(DBUS_NAME, DBUS_OBJECT)
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except DBusError:
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_LOGGER.warning("Can't connect to systemd")
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@dbus_connected
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def reboot(self):
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"""Reboot host computer.
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Return a coroutine.
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"""
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return self.dbus.Manager.Reboot()
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@dbus_connected
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def power_off(self):
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"""Power off host computer.
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Return a coroutine.
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"""
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return self.dbus.Manager.PowerOff()
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@dbus_connected
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def start_unit(self, unit, mode):
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"""Start a systemd service unit.
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Return a coroutine.
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"""
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return self.dbus.Manager.StartUnit(unit, mode)
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@dbus_connected
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def stop_unit(self, unit, mode):
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"""Stop a systemd service unit.
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Return a coroutine.
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"""
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return self.dbus.Manager.StopUnit(unit, mode)
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@dbus_connected
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def reload_unit(self, unit, mode):
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"""Reload a systemd service unit.
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Return a coroutine.
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"""
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return self.dbus.Manager.ReloadOrRestartUnit(unit, mode)
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@dbus_connected
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def restart_unit(self, unit, mode):
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"""Restart a systemd service unit.
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Return a coroutine.
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"""
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return self.dbus.Manager.RestartUnit(unit, mode)
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@dbus_connected
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def list_units(self):
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"""Return a list of available systemd services.
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Return a coroutine.
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"""
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return self.dbus.Manager.ListUnits()
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