Viewing file:  SystemdDbus.py (2.04 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
# SystemdUnit.py
# Module for getting data from Systemd about Units
# Copyright (C) 2017 Sean O'Keeffe
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details. You should have received a copy of the
# GNU General Public License along with this program; if not, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
#
import dbus
class SystemdDbus(object):
def __init__(self):
self.__systemd = dbus.SystemBus().get_object('org.freedesktop.systemd1','/org/freedesktop/systemd1')
self.__manager = dbus.Interface(self.__systemd, dbus_interface='org.freedesktop.systemd1.Manager')
def unit_path_from_pid(self, pid):
try:
return self.__manager.GetUnitByPID(pid)
except dbus.exceptions.DBusException:
return False
def unit_path_from_id(self, Id):
try:
return self.__manager.GetUnit(Id)
except dbus.exceptions.DBusException:
return False
def has_service_property_from_pid(self, pid, attr):
try:
unit = self.unit_path_from_pid(pid)
if not unit:
return False
proxy = dbus.SystemBus().get_object('org.freedesktop.systemd1', unit)
propty = proxy.Get('org.freedesktop.systemd1.Service', attr, dbus_interface='org.freedesktop.DBus.Properties')
except dbus.exceptions.DBusException:
return False
return bool(propty)
def get_unit_property_from_pid(self, pid, attr):
unit_path = self.unit_path_from_pid(pid)
if bool(unit_path):
proxy = dbus.SystemBus().get_object('org.freedesktop.systemd1', self.unit_path_from_pid(pid))
return proxy.Get('org.freedesktop.systemd1.Unit', attr, dbus_interface='org.freedesktop.DBus.Properties')
else:
return False
|