def _start_outgoing_sip_session(self, target_uri):
notification_center = NotificationCenter()
# self.xmpp_identity is our local identity
from_uri = self.xmpp_identity.uri.as_sip_uri()
del from_uri.parameters['gr'] # no GRUU in From header
contact_uri = self.xmpp_identity.uri.as_sip_uri()
contact_uri.parameters['gr'] = encode_resource(contact_uri.parameters['gr'].decode('utf-8'))
to_uri = target_uri.as_sip_uri()
lookup = DNSLookup()
settings = SIPSimpleSettings()
account = DefaultAccount()
if account.sip.outbound_proxy is not None:
uri = SIPURI(host=account.sip.outbound_proxy.host,
port=account.sip.outbound_proxy.port,
parameters={'transport': account.sip.outbound_proxy.transport})
else:
uri = to_uri
try:
routes = lookup.lookup_sip_proxy(uri, settings.sip.transport_list).wait()
except DNSLookupError:
log.warning('DNS lookup error while looking for %s proxy' % uri)
notification_center.post_notification('ChatSessionDidFail', sender=self, data=NotificationData(reason='DNS lookup error'))
return
self.msrp_stream = MediaStreamRegistry.get('chat')()
route = routes.pop(0)
from_header = FromHeader(from_uri)
to_header = ToHeader(to_uri)
contact_header = ContactHeader(contact_uri)
self.sip_session = Session(account)
notification_center.add_observer(self, sender=self.sip_session)
notification_center.add_observer(self, sender=self.msrp_stream)
self.sip_session.connect(from_header, to_header, contact_header=contact_header, route=route, streams=[self.msrp_stream])
def _start_outgoing_sip_session(self, streams):
notification_center = NotificationCenter()
# self.xmpp_identity is our local identity on the SIP side
from_uri = self.xmpp_identity.uri.as_sip_uri()
from_uri.parameters.pop('gr', None) # no GRUU in From header
to_uri = self.sip_identity.uri.as_sip_uri()
to_uri.parameters.pop('gr', None) # no GRUU in To header
# TODO: need to fix GRUU in the proxy
#contact_uri = self.xmpp_identity.uri.as_sip_uri()
#contact_uri.parameters['gr'] = encode_resource(contact_uri.parameters['gr'].decode('utf-8'))
lookup = DNSLookup()
settings = SIPSimpleSettings()
account = DefaultAccount()
if account.sip.outbound_proxy is not None:
uri = SIPURI(host=account.sip.outbound_proxy.host,
port=account.sip.outbound_proxy.port,
parameters={'transport': account.sip.outbound_proxy.transport})
else:
uri = to_uri
try:
routes = lookup.lookup_sip_proxy(uri, settings.sip.transport_list).wait()
except DNSLookupError:
log.warning('DNS lookup error while looking for %s proxy' % uri)
notification_center.post_notification('MedialSessionHandlerDidFail', sender=self, data=NotificationData(reason='DNS lookup error'))
return
route = routes.pop(0)
from_header = FromHeader(from_uri)
to_header = ToHeader(to_uri)
self.sip_session = Session(account)
notification_center.add_observer(self, sender=self.sip_session)
self.sip_session.connect(from_header, to_header, route=route, streams=streams)
def _start_outgoing_sip_session(self, target_uri):
notification_center = NotificationCenter()
# self.xmpp_identity is our local identity
from_uri = self.xmpp_identity.uri.as_sip_uri()
del from_uri.parameters['gr'] # no GRUU in From header
contact_uri = self.xmpp_identity.uri.as_sip_uri()
contact_uri.parameters['gr'] = encode_resource(contact_uri.parameters['gr'].decode('utf-8'))
to_uri = target_uri.as_sip_uri()
lookup = DNSLookup()
settings = SIPSimpleSettings()
account = DefaultAccount()
if account.sip.outbound_proxy is not None:
uri = SIPURI(host=account.sip.outbound_proxy.host,
port=account.sip.outbound_proxy.port,
parameters={'transport': account.sip.outbound_proxy.transport})
else:
uri = to_uri
try:
routes = lookup.lookup_sip_proxy(uri, settings.sip.transport_list).wait()
except DNSLookupError:
log.warning('DNS lookup error while looking for %s proxy' % uri)
notification_center.post_notification('ChatSessionDidFail', sender=self, data=NotificationData(reason='DNS lookup error'))
return
self.msrp_stream = MediaStreamRegistry().get('chat')()
route = routes.pop(0)
from_header = FromHeader(from_uri)
to_header = ToHeader(to_uri)
contact_header = ContactHeader(contact_uri)
self.sip_session = Session(account)
notification_center.add_observer(self, sender=self.sip_session)
notification_center.add_observer(self, sender=self.msrp_stream)
self.sip_session.connect(from_header, to_header, contact_header=contact_header, route=route, streams=[self.msrp_stream])
def _start_outgoing_sip_session(self, streams):
notification_center = NotificationCenter()
# self.xmpp_identity is our local identity on the SIP side
from_uri = self.xmpp_identity.uri.as_sip_uri()
from_uri.parameters.pop('gr', None) # no GRUU in From header
to_uri = self.sip_identity.uri.as_sip_uri()
to_uri.parameters.pop('gr', None) # no GRUU in To header
# TODO: need to fix GRUU in the proxy
#contact_uri = self.xmpp_identity.uri.as_sip_uri()
#contact_uri.parameters['gr'] = encode_resource(contact_uri.parameters['gr'].decode('utf-8'))
lookup = DNSLookup()
settings = SIPSimpleSettings()
account = DefaultAccount()
if account.sip.outbound_proxy is not None:
uri = SIPURI(host=account.sip.outbound_proxy.host,
port=account.sip.outbound_proxy.port,
parameters={'transport': account.sip.outbound_proxy.transport})
else:
uri = to_uri
try:
routes = lookup.lookup_sip_proxy(uri, settings.sip.transport_list).wait()
except DNSLookupError:
log.warning('DNS lookup error while looking for %s proxy' % uri)
notification_center.post_notification('MedialSessionHandlerDidFail', sender=self, data=NotificationData(reason='DNS lookup error'))
return
route = routes.pop(0)
from_header = FromHeader(from_uri)
to_header = ToHeader(to_uri)
self.sip_session = Session(account)
notification_center.add_observer(self, sender=self.sip_session)
self.sip_session.connect(from_header, to_header, route=route, streams=streams)
def add_sip_subscription(self, subscription):
# If s subscription is received after the handle has ended but before
# S2XPresenceHandlerDidEnd has been processed we need to ignore it and wait for a retransmission
# which we will handle by creating a new S2XPresenceHandler
if self.ended:
return
self._sip_subscriptions.append(subscription)
NotificationCenter().add_observer(self, sender=subscription)
if self._xmpp_subscription.state == 'active':
pidf_doc = self._pidf
content_type = pidf.PIDFDocument.content_type if pidf_doc is not None else None
try:
subscription.accept(content_type, pidf_doc)
except SIPCoreError as e:
log.warning('Error accepting SIP subscription: %s' % e)
subscription.end()
else:
try:
subscription.accept_pending()
except SIPCoreError as e:
log.warning('Error accepting SIP subscription: %s' % e)
subscription.end()
if XMPPGatewayConfig.log_presence:
log.info(
'SIP subscription from %s to %s added to presence flow 0x%x (%d subs)'
% (format_uri(self.sip_identity.uri, 'sip'),
format_uri(self.xmpp_identity.uri,
'xmpp'), id(self), len(self._sip_subscriptions)))
def send(self):
lookup = DNSLookup()
settings = SIPSimpleSettings()
account = DefaultAccount()
if account.sip.outbound_proxy is not None:
uri = SIPURI(
host=account.sip.outbound_proxy.host,
port=account.sip.outbound_proxy.port,
parameters={'transport': account.sip.outbound_proxy.transport})
else:
uri = self.to_uri
try:
routes = lookup.lookup_sip_proxy(
uri, settings.sip.transport_list).wait()
except DNSLookupError:
msg = 'DNS lookup error while looking for %s proxy' % uri
log.warning(msg)
raise SIPMessageError(0, msg)
else:
route = routes.pop(0)
from_header = FromHeader(self.from_uri)
to_header = ToHeader(self.to_uri)
route_header = RouteHeader(route.uri)
notification_center = NotificationCenter()
for chunk in chunks(self.body, 1000):
if self.use_cpim:
additional_headers = []
payload = CPIMPayload(
self.body.encode('utf-8'),
self.content_type,
charset='utf-8',
sender=ChatIdentity(self.from_uri, None),
recipients=[ChatIdentity(self.to_uri, None)],
additional_headers=additional_headers)
payload, content_type = payload.encode()
else:
content_type = self.content_type
payload = self.body.encode('utf-8')
request = SIPMessageRequest(from_header, to_header,
route_header, content_type,
payload)
notification_center.add_observer(self, sender=request)
self._requests.add(request)
request.send()
error = None
count = len(self._requests)
while count > 0:
notification = self._channel.wait()
if notification.name == 'SIPMessageDidFail':
error = (notification.data.code, notification.data.reason)
count -= 1
self._requests.clear()
if error is not None:
raise SIPMessageError(*error)
def add_sip_subscription(self, subscription):
# If s subscription is received after the handle has ended but before
# S2XPresenceHandlerDidEnd has been processed we need to ignore it and wait for a retransmission
# which we will handle by creating a new S2XPresenceHandler
if self.ended:
return
self._sip_subscriptions.append(subscription)
NotificationCenter().add_observer(self, sender=subscription)
if self._xmpp_subscription.state == 'active':
pidf_doc = self._pidf
content_type = pidf.PIDFDocument.content_type if pidf_doc is not None else None
try:
subscription.accept(content_type, pidf_doc)
except SIPCoreError, e:
log.warning('Error accepting SIP subscription: %s' % e)
subscription.end()
def send(self):
lookup = DNSLookup()
settings = SIPSimpleSettings()
account = DefaultAccount()
if account.sip.outbound_proxy is not None:
uri = SIPURI(host=account.sip.outbound_proxy.host,
port=account.sip.outbound_proxy.port,
parameters={'transport': account.sip.outbound_proxy.transport})
else:
uri = self.to_uri
try:
routes = lookup.lookup_sip_proxy(uri, settings.sip.transport_list).wait()
except DNSLookupError:
msg = 'DNS lookup error while looking for %s proxy' % uri
log.warning(msg)
raise SIPMessageError(0, msg)
else:
route = routes.pop(0)
from_header = FromHeader(self.from_uri)
to_header = ToHeader(self.to_uri)
route_header = RouteHeader(route.uri)
notification_center = NotificationCenter()
for chunk in chunks(self.body, 1000):
request = SIPMessageRequest(from_header, to_header, route_header, self.content_type, self.body)
notification_center.add_observer(self, sender=request)
self._requests.add(request)
request.send()
error = None
count = len(self._requests)
while count > 0:
notification = self._channel.wait()
if notification.name == 'SIPMessageDidFail':
error = (notification.data.code, notification.data.reason)
count -= 1
self._requests.clear()
if error is not None:
raise SIPMessageError(*error)
return
self._sip_subscriptions.append(subscription)
NotificationCenter().add_observer(self, sender=subscription)
if self._xmpp_subscription.state == 'active':
pidf_doc = self._pidf
content_type = pidf.PIDFDocument.content_type if pidf_doc is not None else None
try:
subscription.accept(content_type, pidf_doc)
except SIPCoreError, e:
log.warning('Error accepting SIP subscription: %s' % e)
subscription.end()
else:
try:
subscription.accept_pending()
except SIPCoreError, e:
log.warning('Error accepting SIP subscription: %s' % e)
subscription.end()
if XMPPGatewayConfig.log_presence:
log.msg('SIP subscription from %s to %s added to presence flow 0x%x (%d subs)' % (format_uri(self.sip_identity.uri, 'sip'), format_uri(self.xmpp_identity.uri, 'xmpp'), id(self), len(self._sip_subscriptions)))
def _build_pidf(self):
if not self._stanza_cache:
self._pidf = None
return None
pidf_doc = pidf.PIDF(str(self.xmpp_identity))
uri = next(self._stanza_cache.iterkeys())
person = pidf.Person("PID-%s" % hashlib.md5("%s@%s" % (uri.user, uri.host)).hexdigest())
person.activities = rpid.Activities()
pidf_doc.add(person)
for stanza in self._stanza_cache.itervalues():
if not stanza.available:
