/usr/share/doc/python-dbus-doc/examples/unix-fd-service.py is in python-dbus-doc 1.2.6-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | #!/usr/bin/env python
usage = """Usage:
python unix-fd-service.py <file name> &
python unix-fd-client.py
"""
# Copyright (C) 2004-2006 Red Hat Inc. <http://www.redhat.com/>
# Copyright (C) 2005-2007 Collabora Ltd. <http://www.collabora.co.uk/>
# Copyright (C) 2010 Signove <http://www.signove.com>
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use, copy,
# modify, merge, publish, distribute, sublicense, and/or sell copies
# of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
from gi.repository import GLib
import dbus
import dbus.service
import dbus.mainloop.glib
import sys
import random
class SomeObject(dbus.service.Object):
counter = 0
@dbus.service.method("com.example.SampleInterface",
in_signature='', out_signature='h')
def GetFd(self):
self.counter = (self.counter + 1) % 3
if self.counter == 0:
print "sending UnixFd(filelike)"
return dbus.types.UnixFd(f)
elif self.counter == 1:
print "sending int"
return f.fileno()
else:
print "sending UnixFd(int)"
return dbus.types.UnixFd(f.fileno())
if len(sys.argv) < 2:
print usage
sys.exit(1)
f = file(sys.argv[1], "r")
if __name__ == '__main__':
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
session_bus = dbus.SessionBus()
name = dbus.service.BusName("com.example.SampleService", session_bus)
object = SomeObject(session_bus, '/SomeObject')
mainloop = GLib.MainLoop()
print "Running fd service."
print usage
mainloop.run()
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