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#!/usr/bin/env python
# TODO: openbmc/openbmc#2994 remove python 2 support
try: # python 2
import gobject
except ImportError: # python 3
from gi.repository import GObject as gobject
import dbus
import dbus.service
import dbus.mainloop.glib
import obmc.sensors
from obmc.dbuslib.bindings import DbusProperties, DbusObjectManager, get_dbus
try:
import obmc_system_config as System
has_system = True
except ImportError:
has_system = False
DBUS_NAME = 'org.openbmc.Sensors'
OBJ_PATH = '/org/openbmc/sensors'
class SensorManager(DbusProperties, DbusObjectManager):
def __init__(self, bus, name):
super(SensorManager, self).__init__(
conn=bus,
object_path=name)
@dbus.service.method(
DBUS_NAME, in_signature='ss', out_signature='')
def register(self, object_name, obj_path):
if obj_path not in self.objects:
print("Register: "+object_name+" : "+obj_path)
sensor = eval('obmc.sensors.'+object_name+'(bus,obj_path)')
self.add(obj_path, sensor)
@dbus.service.method(
DBUS_NAME, in_signature='s', out_signature='')
def delete(self, obj_path):
if obj_path in self.objects:
print("Delete: "+obj_path)
self.remove(obj_path)
def SensorChange(self, value, path=None):
if path in self.objects:
self.objects[path].setValue(value)
else:
print("ERROR: Sensor not found: "+path)
if __name__ == '__main__':
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
bus = get_dbus()
root_sensor = SensorManager(bus, OBJ_PATH)
# instantiate non-polling sensors
# these don't need to be in separate process
if has_system:
for (id, the_sensor) in list(System.MISC_SENSORS.items()):
sensor_class = the_sensor['class']
obj_path = System.ID_LOOKUP['SENSOR'][id]
sensor_obj = getattr(obmc.sensors, sensor_class)(bus, obj_path)
if 'os_path' in the_sensor:
sensor_obj.sysfs_attr = the_sensor['os_path']
root_sensor.add(obj_path, sensor_obj)
mainloop = gobject.MainLoop()
root_sensor.unmask_signals()
name = dbus.service.BusName(DBUS_NAME, bus)
print("Starting sensor manager")
mainloop.run()
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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