""" Infrastructure code for testing. Implements incoming and outgoing xml/xmpp streams """ import salutservicetest as servicetest from salutservicetest import Event, EventPattern import twisted from twisted.words.xish import domish, xpath, xmlstream from twisted.internet.protocol import Factory, ClientFactory from twisted.internet import reactor from ipv6 import listenTCP6, connectTCP6 NS_STREAMS = 'http://etherx.jabber.org/streams' def make_stream_event(type, stanza): event = servicetest.Event(type, stanza=stanza) if stanza.hasAttribute("to"): event.to = stanza.getAttribute("to") else: event.to = None if stanza.hasAttribute("from"): event.from_ = stanza.getAttribute("from") else: event.from_ = None event.name = event.to event.remote_name = event.from_ return event def make_iq_event(iq): event = make_stream_event('stream-iq', iq) event.iq_type = iq.getAttribute("type") event.iq_id = iq.getAttribute("id") query = iq.firstChildElement() if query: event.query = query event.query_ns = query.uri event.query_name = query.name if query.getAttribute("node"): event.query_node = query.getAttribute("node") else: event.query = None return event def make_presence_event(stanza): event = make_stream_event('stream-presence', stanza) event.presence_type = stanza.getAttribute('type') statuses = xpath.queryForNodes('/presence/status', stanza) if statuses: event.presence_status = str(statuses[0]) return event def make_message_event(stanza): event = make_stream_event('stream-message', stanza) event.message_type = stanza.getAttribute('type') return event class BaseXmlStream(xmlstream.XmlStream): prefixes = { NS_STREAMS: 'stream' } version = "1.0" namespace = 'jabber:client' def __init__(self, event_function, name = None, remote_name = None): xmlstream.XmlStream.__init__(self) self.name = name self.remote_name = remote_name self.event_func = event_function self.event_function = event_function self.addObserver(xmlstream.STREAM_START_EVENT, lambda *args: self.event(Event('stream-opened'))) self.addObserver('//features', lambda x: self.event( make_stream_event('stream-features', x))) self.addObserver('//iq', lambda x: self.event( make_iq_event(x))) self.addObserver('//message', lambda x: self.event( make_message_event(x))) self.addObserver('//presence', lambda x: self.event( make_presence_event(x))) def send_header(self): root = domish.Element((NS_STREAMS, 'stream'), 'jabber:client') if self.name is not None: root['from'] = self.name if self.remote_name is not None: root['to'] = self.remote_name root['version'] = self.version self.send(root.toXml(closeElement = 0, prefixes=self.prefixes)) def event(self, e): e.connection = self self.event_function(e) def send(self, obj): if domish.IElement.providedBy(obj): if self.name != None: obj["from"] = self.name if self.remote_name != None: obj["to"] = self.remote_name obj = obj.toXml(prefixes=self.prefixes) xmlstream.XmlStream.send(self, obj) class IncomingXmppStream(BaseXmlStream): def __init__(self, event_func, name): BaseXmlStream.__init__(self, event_func, name, None) def onDocumentStart(self, rootElement): # Use the fact that it's always salut that connects, so it sends a # proper opening assert rootElement.name == "stream" assert rootElement.uri == NS_STREAMS assert rootElement.hasAttribute("from") assert rootElement.hasAttribute("to") if self.name is not None: assert rootElement["to"] == self.name, self.name assert rootElement.hasAttribute("version") assert rootElement["version"] == "1.0" self.remote_name = rootElement["from"] self.send_header() self.send_features() BaseXmlStream.onDocumentStart(self, rootElement) def send_features(self): features = domish.Element((NS_STREAMS, 'features')) self.send(features) class IncomingXmppFactory(Factory): def buildProtocol(self, addr): p = self.protocol() p.factory = self e = Event('incoming-connection', listener = self) p.event(e) return p def setup_stream_listener(queue, name, port = 0, protocol = None): if protocol == None: protocol = IncomingXmppStream factory = IncomingXmppFactory() factory.protocol = lambda *args: protocol(queue.append, name) port = reactor.listenTCP(port, factory) return (factory, port.getHost().port) def setup_stream_listener6(queue, name, port = 0, protocol = None): if protocol == None: protocol = IncomingXmppStream factory = IncomingXmppFactory() factory.protocol = lambda *args: protocol(queue.append, name) port = listenTCP6(port, factory) return (factory, port.getHost().port) class OutgoingXmppStream(BaseXmlStream): def __init__(self, event_function, name, remote_name): BaseXmlStream.__init__(self, event_function, name, remote_name) self.addObserver(xmlstream.STREAM_CONNECTED_EVENT, self.connected) def connected (self, stream): e = Event('connection-result', succeeded = True) self.event(e) self.send_header() class OutgoingXmppiChatStream(OutgoingXmppStream): def __init__(self, event_function, name, remote_name): # set name and remote_name as None as iChat doesn't send 'to' and # 'from' attributes. OutgoingXmppStream.__init__(self, event_function, None, None) class IncomingXmppiChatStream(IncomingXmppStream): def __init__(self, event_func, name): # set name to None as iChat doesn't send 'from' attribute. IncomingXmppStream.__init__(self, event_func, None) class OutgoingXmppFactory(ClientFactory): def __init__(self, event_function): self.event_func = event_function def clientConnectionFailed(self, connector, reason): ClientFactory.clientConnectionFailed(self, connector, reason) e = Event('connection-result', succeeded = False, reason = reason) self.event_func(e) def connect_to_stream(queue, name, remote_name, host, port, protocol = None): if protocol == None: protocol = OutgoingXmppStream p = protocol(queue.append, name, remote_name) factory = OutgoingXmppFactory(queue.append) factory.protocol = lambda *args: p reactor.connectTCP(host, port, factory) return p def connect_to_stream6(queue, name, remote_name, host, port, protocol = None): if protocol == None: protocol = OutgoingXmppStream p = protocol(queue.append, name, remote_name) factory = OutgoingXmppFactory(queue.append) factory.protocol = lambda *args: p connectTCP6(reactor, host, port, factory) return p if __name__ == '__main__': def run_test(): q = servicetest.IteratingEventQueue() # Set verboseness if needed for debugging #q.verbose = True (listener, port) = setup_stream_listener(q, "incoming") outbound = connect_to_stream(q, "outgoing", "incoming", "localhost", port) inbound = q.expect('incoming-connection', listener = listener).connection # inbound stream is opened first, then outbounds stream is opened and # receive features q.expect('stream-opened', connection = inbound) q.expect('stream-opened', connection = outbound) q.expect('stream-features', connection = outbound) message = domish.Element(('','message')) message.addElement('body', content="test123") outbound.send(message) e = q.expect('stream-message', connection=inbound) # twisting twisted reactor.stop() reactor.callLater(0.1, run_test) reactor.run()