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, 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 _NH_DNSLookupDidSucceed(self, notification):
notification_center = NotificationCenter()
notification_center.remove_observer(self, sender=notification.sender)
account = DefaultAccount()
conference_application = ConferenceApplication()
try:
room = conference_application.get_room(self.room_uri)
except RoomNotFoundError:
log.info('Room %s - failed to add %s' %
(self.room_uri_str, self.refer_to_uri))
self._refer_request.end(500)
return
active_media = set(room.active_media).intersection(('audio', 'chat'))
if not active_media:
log.info('Room %s - failed to add %s' %
(self.room_uri_str, self.refer_to_uri))
self._refer_request.end(500)
return
for stream_type in active_media:
self.streams.append(MediaStreamRegistry.get(stream_type)())
self.session = Session(account)
notification_center.add_observer(self, sender=self.session)
original_from_header = self._refer_headers.get('From')
if original_from_header.display_name:
original_identity = "%s <%s@%s>" % (
original_from_header.display_name,
original_from_header.uri.user, original_from_header.uri.host)
else:
original_identity = "%s@%s" % (original_from_header.uri.user,
original_from_header.uri.host)
from_header = FromHeader(SIPURI.new(self.room_uri), u'Conference Call')
to_header = ToHeader(self.refer_to_uri)
extra_headers = []
if self._refer_headers.get('Referred-By', None) is not None:
extra_headers.append(
Header.new(self._refer_headers.get('Referred-By')))
else:
extra_headers.append(
Header('Referred-By', str(original_from_header.uri)))
if ThorNodeConfig.enabled:
extra_headers.append(Header('Thor-Scope', 'conference-invitation'))
extra_headers.append(
Header('X-Originator-From', str(original_from_header.uri)))
extra_headers.append(
SubjectHeader(u'Join conference request from %s' %
original_identity))
route = notification.data.result[0]
self.session.connect(from_header,
to_header,
route=route,
streams=self.streams,
is_focus=True,
extra_headers=extra_headers)
def _NH_DNSLookupDidSucceed(self, notification):
notification_center = NotificationCenter()
notification_center.remove_observer(self, sender=notification.sender)
account = DefaultAccount()
conference_application = ConferenceApplication()
try:
room = conference_application.get_room(self.room_uri)
except RoomNotFoundError:
log.msg("Room %s - failed to add %s" % (self.room_uri_str, self.refer_to_uri))
self._refer_request.end(500)
return
active_media = set(room.active_media).intersection(("audio", "chat"))
if not active_media:
log.msg("Room %s - failed to add %s" % (self.room_uri_str, self.refer_to_uri))
self._refer_request.end(500)
return
registry = MediaStreamRegistry()
for stream_type in active_media:
self.streams.append(registry.get(stream_type)())
self.session = Session(account)
notification_center.add_observer(self, sender=self.session)
original_from_header = self._refer_headers.get("From")
if original_from_header.display_name:
original_identity = "%s <%s@%s>" % (
original_from_header.display_name,
original_from_header.uri.user,
original_from_header.uri.host,
)
else:
original_identity = "%s@%s" % (original_from_header.uri.user, original_from_header.uri.host)
from_header = FromHeader(SIPURI.new(self.room_uri), u"Conference Call")
to_header = ToHeader(self.refer_to_uri)
extra_headers = []
if self._refer_headers.get("Referred-By", None) is not None:
extra_headers.append(Header.new(self._refer_headers.get("Referred-By")))
else:
extra_headers.append(Header("Referred-By", str(original_from_header.uri)))
if ThorNodeConfig.enabled:
extra_headers.append(Header("Thor-Scope", "conference-invitation"))
extra_headers.append(Header("X-Originator-From", str(original_from_header.uri)))
extra_headers.append(SubjectHeader(u"Join conference request from %s" % original_identity))
route = notification.data.result[0]
self.session.connect(
from_header, to_header, route=route, streams=self.streams, is_focus=True, extra_headers=extra_headers
)
def new_from_jingle_session(cls, session):
proposed_stream_types = set([stream.type for stream in session.proposed_streams])
streams = []
for stream_type in proposed_stream_types:
try:
klass = SIPMediaStreamRegistry.get(stream_type)
except Exception:
continue
streams.append(klass())
if not streams:
session.reject('unsupported-applications')
return None
session.send_ring_indication()
instance = cls()
NotificationCenter().add_observer(instance, sender=session)
instance._xmpp_identity = session.remote_identity
instance._sip_identity = session.local_identity
instance.jingle_session = session
instance._start_outgoing_sip_session(streams)
return instance
def new_from_jingle_session(cls, session):
proposed_stream_types = set(stream.type for stream in session.proposed_streams)
streams = []
for stream_type in proposed_stream_types:
try:
klass = SIPMediaStreamRegistry.get(stream_type)
except Exception:
continue
streams.append(klass())
if not streams:
session.reject('unsupported-applications')
return None
session.send_ring_indication()
instance = cls()
NotificationCenter().add_observer(instance, sender=session)
instance._xmpp_identity = session.remote_identity
instance._sip_identity = session.local_identity
instance.jingle_session = session
instance._start_outgoing_sip_session(streams)
return instance
