def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool msg.conn.data['user']['requestedRoster'] = True # the actual function executing in the thread def act(): # TODO: verify that it's coming from a known user jid = msg.conn.data['user']['jid'] resource = msg.conn.data['user']['resource'] id = tree.get('id') if id is None: logging.warning('[%s] No id in roster get query. Tree: %s', self.__class__, tree) # TODO: throw exception here return roster = Roster(jid) roster.loadRoster() res = Element('iq', { 'to': '/'.join([jid, resource]), 'type': 'result', 'id': id }) res.append(roster.getAsTree()) return chainOutput(lastRetVal, res) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool msg.conn.data['user']['requestedRoster'] = True # the actual function executing in the thread def act(): # TODO: verify that it's coming from a known user jid = msg.conn.data['user']['jid'] resource = msg.conn.data['user']['resource'] id = tree.get('id') if id is None: logging.warning('[%s] No id in roster get query. Tree: %s', self.__class__, tree) # TODO: throw exception here return roster = Roster(jid) roster.loadRoster() res = Element('iq', { 'to' : '/'.join([jid, resource]), 'type' : 'result', 'id' : id }) res.append(roster.getAsTree()) return chainOutput(lastRetVal, res) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool # the actual function executing in the thread def act(): data = msg.conn.data data['sasl']['in-progress'] = True mech = tree.get('mechanism') if mech == 'PLAIN': data['sasl']['mech'] = 'PLAIN' authtext64 = tree.text plain = mechs.SASLPlain(msg) data['sasl']['mechObj'] = plain return chainOutput(lastRetVal, plain.handle(authtext64)) elif mech == 'DIGEST-MD5': data['sasl']['mech'] = 'DIGEST-MD5' digest = mechs.SASLDigestMD5(msg) data['sasl']['mechObj'] = digest return chainOutput(lastRetVal, digest.handle()) else: logging.warning("[%s] Mechanism %s not implemented", self.__class__, mech) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool # the actual function executing in the thread def act(): mech = msg.conn.data['sasl']['mechObj'] if not mech: # TODO: close connection logging.warning( "[%s] Mech object doesn't exist in connection data for %s", self.__class__, msg.conn.addr) logging.debug("[%s] %s", self.__class__, msg.conn.data) return text = tree.text if text: return chainOutput(lastRetVal, mech.handle(text.strip())) else: return chainOutput(lastRetVal, mech.handle(tree)) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool # the actual function executing in the thread def act(): mech = msg.conn.data['sasl']['mechObj'] if not mech: # TODO: close connection logging.warning("[%s] Mech object doesn't exist in connection data for %s", self.__class__, msg.conn.addr) logging.debug("[%s] %s", self.__class__, msg.conn.data) return text = tree.text if text: return chainOutput(lastRetVal, mech.handle(text.strip())) else: return chainOutput(lastRetVal, mech.handle(tree)) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False self.retVal = lastRetVal tpool = msg.conn.server.threadpool def act(): # TODO: verify that it's coming from a known user jid = msg.conn.data['user']['jid'] cjid = JID(tree.get('to')) type = tree.get('type') if not cjid: logging.warning('[%s] No contact jid specified in subscription ' +\ 'query. Tree: %s', self.__class__, tree) # TODO: throw exception here return roster = Roster(jid) # get the RosterItem cinfo = roster.getContactInfo(cjid.getBare()) retVal = lastRetVal # C2S SUBSCRIBE if type == 'subscribe': # we must always route the subscribe presence so as to allow # the other servers to resynchronize their sub lists. # RFC 3921 9.2 if not cinfo: # contact doesn't exist, but according to RFC 3921 # section 8.2 bullet 4 we MUST create a new roster entry # for it with empty name and groups. roster.updateContact(cjid.getBare()) # now refetch the contact info cinfo = roster.getContactInfo(cjid.getBare()) cid = cinfo.id name = cinfo.name subscription = cinfo.subscription groups = cinfo.groups # update the subscription state if subscription == Subscription.NONE: roster.setSubscription(cid, Subscription.NONE_PENDING_OUT) subscription = Subscription.NONE_PENDING_OUT elif subscription == Subscription.NONE_PENDING_IN: roster.setSubscription(cid, Subscription.NONE_PENDING_IN_OUT) subscription = Subscription.NONE_PENDING_IN_OUT elif subscription == Subscription.FROM: roster.setSubscription(cid, Subscription.FROM_PENDING_OUT) subscription = Subscription.FROM_PENDING_OUT # send a roster push with ask query = Roster.createRosterQuery(cjid.getBare(), Subscription.getPrimaryNameFromState(subscription), name, groups, {'ask' : 'subscribe'}) # stamp presence with 'from' JID treeCopy = deepcopy(tree) treeCopy.set('from', jid) # prepare the presence data for routing d = { 'to' : cjid, 'data' : treeCopy, } retVal = chainOutput(retVal, d) # sequence of events in reverse order # push the roster first, in case we have to create a new # s2s connection msg.setNextHandler('route-server') msg.setNextHandler('roster-push') return chainOutput(retVal, query) # C2S SUBSCRIBED elif type == 'subscribed': if not cinfo: logging.warning("[%s] 'subscribed' presence received for " +\ "non-existent contact %s", self.__class__, cjid) else: subscription = cinfo.subscription if cinfo.subscription in (Subscription.NONE_PENDING_IN, Subscription.NONE_PENDING_IN_OUT, Subscription.TO_PENDING_IN): # update state and deliver if cinfo.subscription == Subscription.NONE_PENDING_IN: roster.setSubscription(cinfo.id, Subscription.FROM) subscription = Subscription.FROM elif cinfo.subscription == Subscription.NONE_PENDING_IN_OUT: roster.setSubscription(cinfo.id, Subscription.FROM_PENDING_OUT) subscription = Subscription.FROM_PENDING_OUT elif cinfo.subscription == Subscription.TO_PENDING_IN: roster.setSubscription(cinfo.id, Subscription.BOTH) subscription = Subscription.BOTH # roster stanza query = Roster.createRosterQuery(cjid.getBare(), Subscription.getPrimaryNameFromState(subscription), cinfo.name, cinfo.groups) # stamp presence with 'from' treeCopy = deepcopy(tree) treeCopy.set('from', jid) toRoute = tostring(treeCopy) # create available presence stanzas for all resources of the user resources = msg.conn.server.launcher.getC2SServer().data['resources'] jidForResources = resources.has_key(jid) and resources[jid] if jidForResources: out = u'' for i in jidForResources: out += "<presence from='%s/%s'" % (jid, i) out += " to='%s'/>" % cjid.getBare() # and queue for routing toRoute += out # prepare the presence data for routing d = { 'to' : cjid, 'data' : toRoute, } retVal = chainOutput(retVal, d) # next handlers in reverse order msg.setNextHandler('route-server') msg.setNextHandler('roster-push') return chainOutput(retVal, query) # C2S UNSUBSCRIBE elif type == 'unsubscribe': # we must always route the unsubscribe presence so as to allow # the other servers to resynchronize their sub lists. # RFC 3921 9.2 if not cinfo: # we don't have this contact in our roster, but route the # presence anyway # stamp presence with 'from' treeCopy = deepcopy(tree) treeCopy.set('from', jid) # prepare the presence data for routing d = { 'to' : cjid, 'data' : treeCopy, } msg.setNextHandler('route-server') return chainOutput(retVal, d) else: subscription = cinfo.subscription if subscription == Subscription.BOTH: # mutual roster.setSubscription(cinfo.id, Subscription.FROM) subscription = Subscription.FROM elif subscription in (Subscription.NONE_PENDING_OUT, # one way Subscription.NONE_PENDING_IN_OUT, Subscription.TO, Subscription.TO_PENDING_IN): if subscription == Subscription.NONE_PENDING_OUT \ or subscription == Subscription.TO: roster.setSubscription(cinfo.id, Subscription.NONE) subscription = Subscription.NONE elif subscription == Subscription.NONE_PENDING_IN_OUT \ or subscription == Subscription.TO_PENDING_IN: roster.setSubscription(cinfo.id, Subscription.NONE_PENDING_IN) subscription = Subscription.NONE_PENDING_IN # roster stanza query = Roster.createRosterQuery(cjid.getBare(), Subscription.getPrimaryNameFromState(subscription), cinfo.name, cinfo.groups) # stamp presence with 'from' treeCopy = deepcopy(tree) treeCopy.set('from', jid) # prepare the presence data for routing d = { 'to' : cjid, 'data' : treeCopy, } retVal = chainOutput(retVal, d) # schedules handlers in reverse order msg.setNextHandler('route-server') msg.setNextHandler('roster-push') return chainOutput(retVal, query) # C2S UNSUBSCRIBED elif type == 'unsubscribed': if not cinfo: logging.warning("[%s] 'unsubscribed' presence received for " +\ "non-existent contact %s", self.__class__, cjid) else: subscription = cinfo.subscription if subscription not in (Subscription.NONE, Subscription.NONE_PENDING_OUT, Subscription.TO): if subscription == Subscription.NONE_PENDING_IN \ or subscription == Subscription.FROM: roster.setSubscription(cinfo.id, Subscription.NONE) subscription = Subscription.NONE elif subscription == Subscription.NONE_PENDING_IN_OUT \ or subscription == Subscription.FROM_PENDING_OUT: roster.setSubscription(cinfo.id, Subscription.NONE_PENDING_OUT) subscription = Subscription.NONE elif subscription == Subscription.TO_PENDING_IN \ or subscription == Subscription.BOTH: roster.setSubscription(cinfo.id, Subscription.TO) subscription = Subscription.TO # roster query if subscription == Subscription.NONE_PENDING_OUT: itemArgs = {'ask' : 'subscribe'} else: itemArgs = {} query = roster.createRosterQuery(cjid.getBare(), Subscription.getPrimaryNameFromState(subscription), cinfo.name, cinfo.groups, itemArgs) # stamp presence with 'from' treeCopy = deepcopy(tree) treeCopy.set('from', jid) toRoute = tostring(treeCopy) # create unavailable presence stanzas for all resources of the user resources = msg.conn.server.launcher.getC2SServer().data['resources'] jidForResources = resources.has_key(jid) and resources[jid] if jidForResources: out = u'' for i in jidForResources: out += "<presence from='%s/%s'" % (jid, i) out += " to='%s' type='unavailable'/>" % cjid.getBare() # and add to output toRoute += out # prepare the presence data for routing d = { 'to' : cjid, 'data' : toRoute, } retVal = chainOutput(retVal, d) # handlers in reverse order msg.setNextHandler('route-server') msg.setNextHandler('roster-push') return chainOutput(retVal, query) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False self.retVal = lastRetVal tpool = msg.conn.server.threadpool def act(): d = msg.conn.data retVal = lastRetVal jid = d['user']['jid'] resource = d['user']['resource'] roster = Roster(jid) presTree = deepcopy(tree) presTree.set('from', '%s/%s' % (jid, resource)) probes = [] init_rosters = [] offline_msgs = [] if tree.get('to') is None and not d['user']['active']: # initial presence # TODO: we don't need to do it every time. we can cache the # data after the first resource is active and just resend # that to all new resources d['user']['active'] = True # get jids of the contacts whose status we're interested in cjids = roster.getPresenceSubscriptions() probeTree = Element('presence', { 'type': 'probe', 'from' : '%s/%s' \ % (jid, resource) }) # TODO: replace this with a more efficient router handler for cjid in cjids: probeTree.set('to', cjid) probeRouteData = { 'to' : cjid, 'data' : deepcopy(probeTree) } probes.append(probeRouteData) # they're sent first. see below # send initial roster list to this user rosterTree = Element('presence', { 'type': 'unavailable', 'to' : '%s/%s' \ % (jid, resource) }) for cjid in cjids: rosterTree.set('from', cjid) rosterRouterData = { 'to' : '%s/%s' % (jid, resource), 'data' : deepcopy(rosterTree) } init_rosters.append(rosterRouterData) # send offline message to this user try: con = DB() result = [] to_jid = JID(jid) with closing(con.cursor()) as cursor: cursor.execute("SELECT fromid, time, content FROM offline WHERE toid = %d ORDER BY time DESC" % (to_jid.getNumId())) con.commit() result = cursor.fetchall() with closing(con.cursor()) as cursor: cursor.execute("DELETE FROM offline WHERE toid = %d" % (to_jid.getNumId())) con.commit() for fromid, time, content in result: fromJID = JID(fromid, True).getBare() toJID = '%s/%s' % (jid, resource) reply = Element('message', { 'to': toJID, 'from': fromJID, 'type': 'chat' }) body = Element('body') body.text = content reply.append(body) delay = Element('delay', { 'xmlns': 'urn:xmpp:delay', 'from': fromJID, 'stamp': time.strftime("%Y-%m-%dT%H:%M:%SZ") }) reply.append(delay) routeData = { 'to' : toJID, 'data': reply } offline_msgs.append(routeData) logging.debug("[%s] Sending %d offline messages to %s", self.__class__, len(offline_msgs), to_jid.getBare()) except Exception as e: logging.warning("[%s] Failed to read offline messages: %s", self.__class__, str(e)) # broadcast to other resources of this user retVal = self.broadcastToOtherResources(presTree, msg, retVal, jid, resource) elif tree.get('to') is not None: # TODO: directed presence return elif tree.get('type') == 'unavailable': # broadcast to other resources of this user d['user']['active'] = False retVal = self.broadcastToOtherResources(presTree, msg, retVal, jid, resource) # record this stanza as the last presence sent from this client lastPresence = deepcopy(tree) lastPresence.set('from', '%s/%s' % (jid, resource)) d['user']['lastPresence'] = lastPresence # lookup contacts interested in presence cjids = roster.getPresenceSubscribers() # TODO: replace this with another router handler that would send # it out to all cjids in a batch instead of queuing a handler # for each for cjid in cjids: presTree.set('to', cjid) presRouteData = { 'to' : cjid, 'data' : deepcopy(presTree) } retVal = chainOutput(retVal, presRouteData) msg.setNextHandler('route-server') # send the probes first for probe in probes: msg.setNextHandler('route-server') retVal = chainOutput(retVal, probe) # send initial rosters for init_roster in init_rosters: msg.setNextHandler('route-client') retVal = chainOutput(retVal, init_roster) # send offline messages for offline_msg in offline_msgs: msg.setNextHandler('route-client') retVal = chainOutput(retVal, offline_msg) return retVal def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
# handlers in reverse order # actually: push roster first, then route presence msg.setNextHandler('route-client') msg.setNextHandler('roster-push') return chainOutput(retVal, (routeData, query)) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc) def resume(self): return self.retVal class C2SSubscriptionHandler(ThreadedHandler):
def handle(self, tree, msg, lastRetVal=None): self.done = False self.retVal = lastRetVal tpool = msg.conn.server.threadpool def act(): d = msg.conn.data if 'new-s2s-conn' not in d or \ 'hostname' not in d['new-s2s-conn'] or \ 'ip' not in d['new-s2s-conn']: logging.warning( "[%s] Invoked without necessary data in connection", self.__class__) return local = False if d['new-s2s-conn'].get('local'): local = True sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((d['new-s2s-conn']['ip'], d['new-s2s-conn'].setdefault('port', 5269))) serv = msg.conn.server.launcher.getS2SServer() if not serv: logging.warning("[%s] Can't find an S2SServer in launcher", self.__class__) return if local: conn = serv.createLocalOutConnection(sock) # if we're connecting to ourselves, we don't need the <stream>. # instead just send out the outQueue data = d['new-s2s-conn'].get('queue') if data is not None: conn.send(prepareDataForSending(data)) else: sOutConn = serv.createRemoteOutConnection(sock) # copy over any queued messages to send once fully connected sOutConn.outQueue.extend(d['new-s2s-conn'].setdefault( 'queue', [])) # register the connection with the S2S server serverConns = serv.s2sConns.setdefault( d['new-s2s-conn']['hostname'], [None, None]) serverConns[1] = sOutConn # send the initial stream # commenting this out for now as it causes expat problems sOutConn.send("<?xml version='1.0' ?>") sOutConn.send("<stream:stream xmlns='jabber:server' " +\ "xmlns:stream='http://etherx.jabber.org/streams' " +\ "to='%s' " % d['new-s2s-conn']['hostname'] + \ "version='1.0'>") def cb(workReq, retVal): self.done = True # we don't return anything, but make sure we pass the # lastRetVal along self.retVal = lastRetVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False self.retVal = lastRetVal tpool = msg.conn.server.threadpool def act(): d = msg.conn.data retVal = lastRetVal jid = d['user']['jid'] resource = d['user']['resource'] roster = Roster(jid) presTree = deepcopy(tree) presTree.set('from', '%s/%s' % (jid, resource)) probes = [] if tree.get('to') is None and not d['user']['active']: # initial presence # TODO: we don't need to do it every time. we can cache the # data after the first resource is active and just resend # that to all new resources d['user']['active'] = True # get jids of the contacts whose status we're interested in cjids = roster.getPresenceSubscriptions() probeTree = Element('presence', { 'type': 'probe', 'from' : '%s/%s' \ % (jid, resource) }) # TODO: replace this with a more efficient router handler for cjid in cjids: probeTree.set('to', cjid) probeRouteData = {'to': cjid, 'data': deepcopy(probeTree)} probes.append(probeRouteData) # they're sent first. see below # broadcast to other resources of this user retVal = self.broadcastToOtherResources( presTree, msg, retVal, jid, resource) elif tree.get('to') is not None: # TODO: directed presence return elif tree.get('type') == 'unavailable': # broadcast to other resources of this user d['user']['active'] = False retVal = self.broadcastToOtherResources( presTree, msg, retVal, jid, resource) # record this stanza as the last presence sent from this client lastPresence = deepcopy(tree) lastPresence.set('from', '%s/%s' % (jid, resource)) d['user']['lastPresence'] = lastPresence # lookup contacts interested in presence cjids = roster.getPresenceSubscribers() # TODO: replace this with another router handler that would send # it out to all cjids in a batch instead of queuing a handler # for each for cjid in cjids: presTree.set('to', cjid) presRouteData = {'to': cjid, 'data': deepcopy(presTree)} retVal = chainOutput(retVal, presRouteData) msg.setNextHandler('route-server') # send the probes first for probe in probes: msg.setNextHandler('route-server') retVal = chainOutput(retVal, probe) return retVal def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool # the actual function executing in the thread def act(): data = msg.conn.data # check for policy violation violation = checkPolicyViolation(msg) if violation is not None: msg.setLastHandler('close-stream') return chainOutput(lastRetVal, violation) id = tree.get('id') if not id: logging.debug("[%s] No id specified in iq-auth set request", self.__class__) data['iqauth']['in-progress'] = True username = tree[0].find('{jabber:iq:auth}username') if username is not None: username = username.text resource = tree[0].find('{jabber:iq:auth}resource') if resource is not None: resource = resource.text if username is None or resource is None: iq = makeNotAcceptable(id) return chainOutput(lastRetVal, iq) digest = tree[0].find('{jabber:iq:auth}digest') if digest is not None: digest = digest.text password = tree[0].find('{jabber:iq:auth}password') if password is not None: password = password.text if digest: data['iqauth']['mech'] = 'digest' auth = mechs.IQAuthDigest(msg) try: auth.handle(username, digest) except IQAuthError: return chainOutput(lastRetVal, makeNotAuthorized(id)) elif password: data['iqauth']['mech'] = 'plain' plain = mechs.IQAuthPlain(msg) try: plain.handle(username, password) except IQAuthError: return chainOutput(lastRetVal, makeNotAuthorized(id)) else: iq = makeNotAcceptable(id) return chainOutput(lastRetVal, iq) # do the resource binding # TODO: check that we don't already have such a resource bindResource(msg, resource) data['iqauth']['complete'] = True return chainOutput(lastRetVal, makeSuccess(id)) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool def act(): # we have to be passed a tree to work # or a tuple with routingData and a tree if not isinstance(lastRetVal, list): logging.warning('[%s] lastRetVal is not a list', self.__class__) return if isinstance(lastRetVal[-1], Element): if lastRetVal[-1].tag.find('query') == -1: logging.warning('[%s] Got a non-query Element last return value' +\ '. Last return value: %s', self.__class__, lastRetVal) elif isinstance(lastRetVal[-1], tuple): if not isinstance(lastRetVal[-1][0], dict) \ or not isinstance(lastRetVal[-1][1], Element): logging.warning('[%s] Got a non-query Element last return value' +\ '. Last return value: %s', self.__class__, lastRetVal) return else: logging.warning('[%s] Roster push needs either a <query> Element ' +\ 'as the last item in lastRetVal or a tuple ' + \ 'with (routeData, query Element)', self.__class__) return # this is the roster <query> that we'll send # it could be a tuple if we got routing data as well query = lastRetVal.pop(-1) routeData = None # did we get routing data (from S2S) if isinstance(query, tuple): routeData = query[0] query = query[1] if routeData: jid = routeData['jid'] resources = routeData['resources'] else: jid = msg.conn.data['user']['jid'] resource = msg.conn.data['user']['resource'] resources = msg.conn.server.data['resources'][jid] for res, con in resources.items(): # don't send the roster to clients that didn't request it if con.data['user']['requestedRoster']: iq = Element( 'iq', { 'to': '%s/%s' % (jid, res), 'type': 'set', 'id': generateId()[:10] }) iq.append(query) # TODO: remove this. debug. logging.debug("Sending " + tostring(iq)) con.send(tostring(iq)) if tree.tag == '{jabber:client}iq' and tree.get('id'): # send an ack to client if this is in reply to a roster get/set id = tree.get('id') d = { 'to': '%s/%s' % (jid, resource), 'type': 'result', 'id': id } iq = Element('iq', d) return chainOutput(lastRetVal, iq) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool # the actual function executing in the thread def act(): # TODO: verify that it's coming from a known user jid = msg.conn.data['user']['jid'] id = tree.get('id') if id is None: logging.warning('[%s] No id in roster get query. Tree: %s', self.__class__, tree) # TODO: throw exception here return # RFC 3921 says in section 7.4 "an item", so we only handle the # first <item> item = tree[0][0] # iq -> query -> item cjid = item.get('jid') name = item.get('name') if cjid is None: logging.warning("[%s] Client trying to add a roster item " + \ "without a jid. Tree: %s", self.__class__, tree) # TODO: throw exception here return roster = Roster(jid) xpath = './{jabber:iq:roster}query/{jabber:iq:roster}item[@subscription="remove"]' if tree.find(xpath) is not None: # we're removing the roster item. See 3921 8.6 out = "<presence from='%s' to='%s' type='unsubscribe'/>" \ % (jid, cjid) out += "<presence from='%s' to='%s' type='unsubscribed'/>" \ % (jid, cjid) # create unavailable presence stanzas for all resources of the user resources = msg.conn.server.launcher.getC2SServer( ).data['resources'] jidForResources = resources.has_key(jid) and resources[jid] if jidForResources: for i in jidForResources: out += "<presence from='%s/%s'" % (jid, i) out += " to='%s' type='unavailable'/>" % cjid # prepare routing data d = {'to': cjid, 'data': out} query = deepcopy(tree[0]) retVal = chainOutput(lastRetVal, query) if roster.removeContact(cjid) is False: # We don't even have this contact in the roster anymore. # The contact is probably local (like ourselves). # This happens with some clients (like pidgin/gaim) who # cache the roster and don't delete some items even when # they're not present in the roster the server sends out # anymore. If we send the presence here it # will probably arrive after roster-push (due to s2s) # and will confuse the clients into thinking they still # have that contact in their roster. This creates an # undeletable contact. We can't do much about this. # If/when the s2s component can do a shortcut delivery of # stanzas to local users, while in the same phase, this # problem should go away, as it will allow the roster-push # to arrive after presences every time. pass # route the presence first, then do a roster push msg.setNextHandler('roster-push') msg.setNextHandler('route-server') return chainOutput(retVal, d) # we're updating/adding the roster item groups = [ i.text for i in list(item.findall('{jabber:iq:roster}group')) ] cid = roster.updateContact(cjid, groups, name) # get the subscription status before roster push sub = roster.getSubPrimaryName(cid) # prepare the result for roster push query = Roster.createRosterQuery(cjid, sub, name, groups) msg.setNextHandler('roster-push') return chainOutput(lastRetVal, query) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool # the actual function executing in the thread def act(): # TODO: verify that it's coming from a known user jid = msg.conn.data['user']['jid'] id = tree.get('id') if id is None: logging.warning('[%s] No id in roster get query. Tree: %s', self.__class__, tree) # TODO: throw exception here return # RFC 3921 says in section 7.4 "an item", so we only handle the # first <item> item = tree[0][0] # iq -> query -> item cjid = item.get('jid') name = item.get('name') if cjid is None: logging.warning("[%s] Client trying to add a roster item " + \ "without a jid. Tree: %s", self.__class__, tree) # TODO: throw exception here return roster = Roster(jid) xpath = './{jabber:iq:roster}query/{jabber:iq:roster}item[@subscription="remove"]' if tree.find(xpath) is not None: # we're removing the roster item. See 3921 8.6 out = "<presence from='%s' to='%s' type='unsubscribe'/>" \ % (jid, cjid) out += "<presence from='%s' to='%s' type='unsubscribed'/>" \ % (jid, cjid) # create unavailable presence stanzas for all resources of the user resources = msg.conn.server.launcher.getC2SServer().data['resources'] jidForResources = resources.has_key(jid) and resources[jid] if jidForResources: for i in jidForResources: out += "<presence from='%s/%s'" % (jid, i) out += " to='%s' type='unavailable'/>" % cjid # prepare routing data d = { 'to' : cjid, 'data' : out } query = deepcopy(tree[0]) retVal = chainOutput(lastRetVal, query) if roster.removeContact(cjid) is False: # We don't even have this contact in the roster anymore. # The contact is probably local (like ourselves). # This happens with some clients (like pidgin/gaim) who # cache the roster and don't delete some items even when # they're not present in the roster the server sends out # anymore. If we send the presence here it # will probably arrive after roster-push (due to s2s) # and will confuse the clients into thinking they still # have that contact in their roster. This creates an # undeletable contact. We can't do much about this. # If/when the s2s component can do a shortcut delivery of # stanzas to local users, while in the same phase, this # problem should go away, as it will allow the roster-push # to arrive after presences every time. pass # route the presence first, then do a roster push msg.setNextHandler('roster-push') msg.setNextHandler('route-server') return chainOutput(retVal, d) # we're updating/adding the roster item groups = [i.text for i in list(item.findall('{jabber:iq:roster}group'))] cid = roster.updateContact(cjid, groups, name) # get the subscription status before roster push sub = roster.getSubPrimaryName(cid) # prepare the result for roster push query = Roster.createRosterQuery(cjid, sub, name, groups) msg.setNextHandler('roster-push') return chainOutput(lastRetVal, query) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False tpool = msg.conn.server.threadpool def act(): # we have to be passed a tree to work # or a tuple with routingData and a tree if not isinstance(lastRetVal, list): logging.warning('[%s] lastRetVal is not a list', self.__class__) return if isinstance(lastRetVal[-1], Element): if lastRetVal[-1].tag.find('query') == -1: logging.warning('[%s] Got a non-query Element last return value' +\ '. Last return value: %s', self.__class__, lastRetVal) elif isinstance(lastRetVal[-1], tuple): if not isinstance(lastRetVal[-1][0], dict) \ or not isinstance(lastRetVal[-1][1], Element): logging.warning('[%s] Got a non-query Element last return value' +\ '. Last return value: %s', self.__class__, lastRetVal) return else: logging.warning('[%s] Roster push needs either a <query> Element ' +\ 'as the last item in lastRetVal or a tuple ' + \ 'with (routeData, query Element)', self.__class__) return # this is the roster <query> that we'll send # it could be a tuple if we got routing data as well query = lastRetVal.pop(-1) routeData = None # did we get routing data (from S2S) if isinstance(query, tuple): routeData = query[0] query = query[1] if routeData: jid = routeData['jid'] resources = routeData['resources'] else: jid = msg.conn.data['user']['jid'] resource = msg.conn.data['user']['resource'] resources = msg.conn.server.data['resources'][jid] for res, con in resources.items(): # don't send the roster to clients that didn't request it if con.data['user']['requestedRoster']: iq = Element('iq', { 'to' : '%s/%s' % (jid, res), 'type' : 'set', 'id' : generateId()[:10] }) iq.append(query) # TODO: remove this. debug. logging.debug("Sending " + tostring(iq)) con.send(tostring(iq)) if tree.tag == '{jabber:client}iq' and tree.get('id'): # send an ack to client if this is in reply to a roster get/set id = tree.get('id') d = { 'to' : '%s/%s' % (jid, resource), 'type' : 'result', 'id' : id } iq = Element('iq', d) return chainOutput(lastRetVal, iq) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False self.retVal = lastRetVal tpool = msg.conn.server.threadpool def act(): d = msg.conn.data retVal = lastRetVal jid = d['user']['jid'] resource = d['user']['resource'] roster = Roster(jid) presTree = deepcopy(tree) presTree.set('from', '%s/%s' % (jid, resource)) probes = [] if tree.get('to') is None and not d['user']['active']: # initial presence # TODO: we don't need to do it every time. we can cache the # data after the first resource is active and just resend # that to all new resources d['user']['active'] = True # get jids of the contacts whose status we're interested in cjids = roster.getPresenceSubscriptions() probeTree = Element('presence', { 'type': 'probe', 'from' : '%s/%s' \ % (jid, resource) }) # TODO: replace this with a more efficient router handler for cjid in cjids: probeTree.set('to', cjid) probeRouteData = { 'to' : cjid, 'data' : deepcopy(probeTree) } probes.append(probeRouteData) # they're sent first. see below # broadcast to other resources of this user retVal = self.broadcastToOtherResources(presTree, msg, retVal, jid, resource) elif tree.get('to') is not None: # TODO: directed presence return elif tree.get('type') == 'unavailable': # broadcast to other resources of this user d['user']['active'] = False retVal = self.broadcastToOtherResources(presTree, msg, retVal, jid, resource) # record this stanza as the last presence sent from this client lastPresence = deepcopy(tree) lastPresence.set('from', '%s/%s' % (jid, resource)) d['user']['lastPresence'] = lastPresence # lookup contacts interested in presence cjids = roster.getPresenceSubscribers() # TODO: replace this with another router handler that would send # it out to all cjids in a batch instead of queuing a handler # for each for cjid in cjids: presTree.set('to', cjid) presRouteData = { 'to' : cjid, 'data' : deepcopy(presTree) } retVal = chainOutput(retVal, presRouteData) msg.setNextHandler('route-server') # send the probes first for probe in probes: msg.setNextHandler('route-server') retVal = chainOutput(retVal, probe) return retVal def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
# handlers in reverse order # actually: push roster first, then route presence msg.setNextHandler('route-client') msg.setNextHandler('roster-push') return chainOutput(retVal, (routeData, query)) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc) def resume(self): return self.retVal
def handle(self, tree, msg, lastRetVal=None): self.done = False self.retVal = lastRetVal tpool = msg.conn.server.threadpool def act(): # TODO: verify that it's coming from a known user jid = msg.conn.data['user']['jid'] cjid = JID(tree.get('to')) type = tree.get('type') if not cjid: logging.warning('[%s] No contact jid specified in subscription ' +\ 'query. Tree: %s', self.__class__, tree) # TODO: throw exception here return roster = Roster(jid) # get the RosterItem cinfo = roster.getContactInfo(cjid.getBare()) retVal = lastRetVal # C2S SUBSCRIBE if type == 'subscribe': # we must always route the subscribe presence so as to allow # the other servers to resynchronize their sub lists. # RFC 3921 9.2 if not cinfo: # contact doesn't exist, but according to RFC 3921 # section 8.2 bullet 4 we MUST create a new roster entry # for it with empty name and groups. roster.updateContact(cjid.getBare()) # now refetch the contact info cinfo = roster.getContactInfo(cjid.getBare()) cid = cinfo.id name = cinfo.name subscription = cinfo.subscription groups = cinfo.groups # update the subscription state if subscription == Subscription.NONE: roster.setSubscription(cid, Subscription.NONE_PENDING_OUT) subscription = Subscription.NONE_PENDING_OUT elif subscription == Subscription.NONE_PENDING_IN: roster.setSubscription(cid, Subscription.NONE_PENDING_IN_OUT) subscription = Subscription.NONE_PENDING_IN_OUT elif subscription == Subscription.FROM: roster.setSubscription(cid, Subscription.FROM_PENDING_OUT) subscription = Subscription.FROM_PENDING_OUT # send a roster push with ask query = Roster.createRosterQuery( cjid.getBare(), Subscription.getPrimaryNameFromState(subscription), name, groups, {'ask': 'subscribe'}) # stamp presence with 'from' JID treeCopy = deepcopy(tree) treeCopy.set('from', jid) # prepare the presence data for routing d = { 'to': cjid, 'data': treeCopy, } retVal = chainOutput(retVal, d) # sequence of events in reverse order # push the roster first, in case we have to create a new # s2s connection msg.setNextHandler('route-server') msg.setNextHandler('roster-push') return chainOutput(retVal, query) # C2S SUBSCRIBED elif type == 'subscribed': if not cinfo: logging.warning("[%s] 'subscribed' presence received for " +\ "non-existent contact %s", self.__class__, cjid) else: subscription = cinfo.subscription if cinfo.subscription in (Subscription.NONE_PENDING_IN, Subscription.NONE_PENDING_IN_OUT, Subscription.TO_PENDING_IN): # update state and deliver if cinfo.subscription == Subscription.NONE_PENDING_IN: roster.setSubscription(cinfo.id, Subscription.FROM) subscription = Subscription.FROM elif cinfo.subscription == Subscription.NONE_PENDING_IN_OUT: roster.setSubscription( cinfo.id, Subscription.FROM_PENDING_OUT) subscription = Subscription.FROM_PENDING_OUT elif cinfo.subscription == Subscription.TO_PENDING_IN: roster.setSubscription(cinfo.id, Subscription.BOTH) subscription = Subscription.BOTH # roster stanza query = Roster.createRosterQuery( cjid.getBare(), Subscription.getPrimaryNameFromState(subscription), cinfo.name, cinfo.groups) # stamp presence with 'from' treeCopy = deepcopy(tree) treeCopy.set('from', jid) toRoute = tostring(treeCopy) # create available presence stanzas for all resources of the user resources = msg.conn.server.launcher.getC2SServer( ).data['resources'] jidForResources = resources.has_key( jid) and resources[jid] if jidForResources: out = u'' for i in jidForResources: out += "<presence from='%s/%s'" % (jid, i) out += " to='%s'/>" % cjid.getBare() # and queue for routing toRoute += out # prepare the presence data for routing d = { 'to': cjid, 'data': toRoute, } retVal = chainOutput(retVal, d) # next handlers in reverse order msg.setNextHandler('route-server') msg.setNextHandler('roster-push') return chainOutput(retVal, query) # C2S UNSUBSCRIBE elif type == 'unsubscribe': # we must always route the unsubscribe presence so as to allow # the other servers to resynchronize their sub lists. # RFC 3921 9.2 if not cinfo: # we don't have this contact in our roster, but route the # presence anyway # stamp presence with 'from' treeCopy = deepcopy(tree) treeCopy.set('from', jid) # prepare the presence data for routing d = { 'to': cjid, 'data': treeCopy, } msg.setNextHandler('route-server') return chainOutput(retVal, d) else: subscription = cinfo.subscription if subscription == Subscription.BOTH: # mutual roster.setSubscription(cinfo.id, Subscription.FROM) subscription = Subscription.FROM elif subscription in ( Subscription.NONE_PENDING_OUT, # one way Subscription.NONE_PENDING_IN_OUT, Subscription.TO, Subscription.TO_PENDING_IN): if subscription == Subscription.NONE_PENDING_OUT \ or subscription == Subscription.TO: roster.setSubscription(cinfo.id, Subscription.NONE) subscription = Subscription.NONE elif subscription == Subscription.NONE_PENDING_IN_OUT \ or subscription == Subscription.TO_PENDING_IN: roster.setSubscription( cinfo.id, Subscription.NONE_PENDING_IN) subscription = Subscription.NONE_PENDING_IN # roster stanza query = Roster.createRosterQuery( cjid.getBare(), Subscription.getPrimaryNameFromState(subscription), cinfo.name, cinfo.groups) # stamp presence with 'from' treeCopy = deepcopy(tree) treeCopy.set('from', jid) # prepare the presence data for routing d = { 'to': cjid, 'data': treeCopy, } retVal = chainOutput(retVal, d) # schedules handlers in reverse order msg.setNextHandler('route-server') msg.setNextHandler('roster-push') return chainOutput(retVal, query) # C2S UNSUBSCRIBED elif type == 'unsubscribed': if not cinfo: logging.warning("[%s] 'unsubscribed' presence received for " +\ "non-existent contact %s", self.__class__, cjid) else: subscription = cinfo.subscription if subscription not in (Subscription.NONE, Subscription.NONE_PENDING_OUT, Subscription.TO): if subscription == Subscription.NONE_PENDING_IN \ or subscription == Subscription.FROM: roster.setSubscription(cinfo.id, Subscription.NONE) subscription = Subscription.NONE elif subscription == Subscription.NONE_PENDING_IN_OUT \ or subscription == Subscription.FROM_PENDING_OUT: roster.setSubscription( cinfo.id, Subscription.NONE_PENDING_OUT) subscription = Subscription.NONE elif subscription == Subscription.TO_PENDING_IN \ or subscription == Subscription.BOTH: roster.setSubscription(cinfo.id, Subscription.TO) subscription = Subscription.TO # roster query if subscription == Subscription.NONE_PENDING_OUT: itemArgs = {'ask': 'subscribe'} else: itemArgs = {} query = roster.createRosterQuery( cjid.getBare(), Subscription.getPrimaryNameFromState(subscription), cinfo.name, cinfo.groups, itemArgs) # stamp presence with 'from' treeCopy = deepcopy(tree) treeCopy.set('from', jid) toRoute = tostring(treeCopy) # create unavailable presence stanzas for all resources of the user resources = msg.conn.server.launcher.getC2SServer( ).data['resources'] jidForResources = resources.has_key( jid) and resources[jid] if jidForResources: out = u'' for i in jidForResources: out += "<presence from='%s/%s'" % (jid, i) out += " to='%s' type='unavailable'/>" % cjid.getBare( ) # and add to output toRoute += out # prepare the presence data for routing d = { 'to': cjid, 'data': toRoute, } retVal = chainOutput(retVal, d) # handlers in reverse order msg.setNextHandler('route-server') msg.setNextHandler('roster-push') return chainOutput(retVal, query) def cb(workReq, retVal): self.done = True # make sure we pass the lastRetVal along if retVal is None: self.retVal = lastRetVal else: self.retVal = retVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)
def handle(self, tree, msg, lastRetVal=None): self.done = False self.retVal = lastRetVal tpool = msg.conn.server.threadpool def act(): d = msg.conn.data if "new-s2s-conn" not in d or "hostname" not in d["new-s2s-conn"] or "ip" not in d["new-s2s-conn"]: logging.warning("[%s] Invoked without necessary data in connection", self.__class__) return local = False if d["new-s2s-conn"].get("local"): local = True sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((d["new-s2s-conn"]["ip"], d["new-s2s-conn"].setdefault("port", 5269))) serv = msg.conn.server.launcher.getS2SServer() if not serv: logging.warning("[%s] Can't find an S2SServer in launcher", self.__class__) return if local: conn = serv.createLocalOutConnection(sock) # if we're connecting to ourselves, we don't need the <stream>. # instead just send out the outQueue data = d["new-s2s-conn"].get("queue") if data is not None: conn.send(prepareDataForSending(data)) else: sOutConn = serv.createRemoteOutConnection(sock) # copy over any queued messages to send once fully connected sOutConn.outQueue.extend(d["new-s2s-conn"].setdefault("queue", [])) # register the connection with the S2S server serverConns = serv.s2sConns.setdefault(d["new-s2s-conn"]["hostname"], [None, None]) serverConns[1] = sOutConn # send the initial stream # commenting this out for now as it causes expat problems sOutConn.send("<?xml version='1.0' ?>") sOutConn.send( "<stream:stream xmlns='jabber:server' " + "xmlns:stream='http://etherx.jabber.org/streams' " + "to='%s' " % d["new-s2s-conn"]["hostname"] + "version='1.0'>" ) def cb(workReq, retVal): self.done = True # we don't return anything, but make sure we pass the # lastRetVal along self.retVal = lastRetVal req = threadpool.makeRequests(act, None, cb) def checkFunc(): # need to poll manually or the callback's never called from the pool poll(tpool) return self.done def initFunc(): tpool.putRequest(req[0]) return FunctionCall(checkFunc), FunctionCall(initFunc)