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#!/usr/bin/env python
from twisted.internet import reactor
from txdbus import client
from txdbus.interface import DBusInterface, Method
iface = DBusInterface( 'org.freedesktop.DBus.Peer',
Method('Ping')
)
def onConnected(cli):
d = cli.getRemoteObject( 'org.example', '/MyObjPath', iface )
def gotObject( ro ):
def onReply( rep ):
print 'Object is available'
reactor.stop()
def onErr( err ):
print 'Object does not exist. Retrying...'
def ping():
reactor.callLater(1, ping)
ro.callRemote('Ping').addCallbacks( onReply, onErr )
ping()
d.addCallbacks( gotObject )
return d
def onFailed(err):
print 'Failed: ', err.getErrorMessage()
dc = client.connect(reactor)
dc.addCallbacks(onConnected)
dc.addErrback(onFailed)
reactor.run()
|
