examples/example-server.py

   1 #!/usr/bin/env python
   2 import dbus
   3 import dbus.server
   4 import dbus.lowlevel
   5 import dbus.service
   6 import dbus.mainloop.glib
   7 import sys
   8 import gobject
   9
  10 class ExampleObject (dbus.service.Object):
  11         SUPPORTS_MULTIPLE_CONNECTIONS = True
  12
  13         @dbus.service.method (dbus_interface="org.freedesktop.ExampleObject", in_signature="s", out_signature="s")
  14         def HelloWorld (self, message):
  15                 print message
  16                 return "Reply : %s" % message
  17
  18         @dbus.service.method (dbus_interface="org.freedesktop.ExampleObject", out_signature="s", async_callbacks=("reply_cb", "error_cb"))
  19         def Exit (self, reply_cb, error_cb):
  20                 reply_cb ("Exit")
  21                 sys.exit ()
  22
  23
  24 class ExampleServer (dbus.server.Server):
  25         def __init__ (self):
  26                 dbus.server.Server.__init__ (self, "unix:abstract=/tmp/example-server")
  27                 self.register_object (ExampleObject (), "/org/freedesktop/ExampleObject")
  28
  29         def new_connection (self, server, connection):
  30                 connection.add_message_filter (self.message_filter_cb)
  31                 print "New connection"
  32
  33         def remove_connection (self, connection):
  34                 print "Remove connection"
  35
  36         def message_filter_cb (self, connection, message):
  37                 if message.is_signal (dbus.LOCAL_IFACE, "Disconnected"):
  38                         print "A connection was closed"
  39                         return dbus.lowlevel.HANDLER_RESULT_NOT_YET_HANDLED
  40
  41                 print "Got a Message (%s) : " % message.__class__.__name__
  42                 print "\t From:      %s" % message.get_sender ()
  43                 print "\t To:        %s" % message.get_destination ()
  44                 print "\t Interface: %s" % message.get_interface ()
  45                 print "\t Path:      %s" % message.get_path ()
  46                 print "\t Member:    %s" % message.get_member ()
  47                 print "\t Arguments:"
  48                 i = 0
  49                 for arg in message.get_args_list():
  50                         print "\t\t Arg[%d] : %s" % (i, arg)
  51                         i = i + 1
  52
  53                 return dbus.lowlevel.HANDLER_RESULT_NOT_YET_HANDLED
  54
  55 if __name__ == "__main__":
  56         dbus.mainloop.glib.DBusGMainLoop (set_as_default = True)
  57         loop = gobject.MainLoop ()
  58         bus = ExampleServer ()
  59         print "ADDRESS=\"%s\"" % bus.get_address ()
  60         loop.run ()
  61