extras/dbus/dbus-listen-test.py

   1 #!/usr/bin/python
   2
   3 # receives and prints the messages udev_dbus sent
   4 # to the org.kernel.udev.NodeMonitor interface
   5
   6 import dbus
   7 import gtk
   8
   9 def udev_signal_received(dbus_iface, member, service, object_path, message):
  10         [filename, sysfs_path] = message.get_args_list()
  11         if member=='NodeCreated':
  12                 print 'Node %s created for %s'%(filename, sysfs_path)
  13         elif member=='NodeDeleted':
  14                 print 'Node %s deleted for %s'%(filename, sysfs_path)
  15
  16 def main():
  17         bus = dbus.Bus(dbus.Bus.TYPE_SYSTEM)
  18         bus.add_signal_receiver(udev_signal_received,
  19                 'org.kernel.udev.NodeMonitor',          # interface
  20                 'org.kernel.udev',                      # service
  21                 '/org/kernel/udev/NodeMonitor')         # object
  22         gtk.mainloop()
  23
  24 if __name__ == '__main__':
  25         main()
  26