def _dispatch(self):
"""
Load up the requested URL if it matches one of our own methods.
Skip methods that start with an underscore (_).
"""
args = {}
id, self.id = create_id()
self.logger = logging.LoggerAdapter(parent_logger, {
'id': id,
'ip': self.client_ip
})
# Sanitize argument lists:
if self.request.arguments:
args = delist_arguments(self.request.arguments)
# Special index method handler:
path = self.request.uri.split('?')[0]
method = path.split('/')[-1]
if not method.startswith('_'):
func = getattr(self, method, None)
if func:
try:
result = func(**args)
if isinstance(result, GeneratorType):
result = yield from result
if not isinstance(result, str):
result = json.dumps(result)
self.finish(result)
except ValidationError as e:
self.set_status(409)
self.finish(str(e.message))
else:
raise tornado.web.HTTPError(404)
else:
raise tornado.web.HTTPError(404)
def wrapper(self, *a, **ka):
self.user_id = get_user_id(self.request)
self.logger = logging.LoggerAdapter(parent_logger, {
'id': create_id(self.user_id, self.id),
'ip': self.client_ip
})
if self.user_id is None:
raise tornado.web.HTTPError(403, 'Missing or expired session_id header')
return func(self, *a, **ka)
def generate_self_id(self):
"""
When user opens new tab in browser wsHandler.wsConnectionId stores Id of current ws
So if ws loses a connection it still can reconnect with same id,
and TornadoHandler can restore webrtc_connections to previous state
"""
conn_arg = self.get_argument('id', None)
self.id, random = create_id(self.user_id, conn_arg)
self.restored_connection = random == conn_arg
self.restored_connection = False
self.save_ip()
def wrapper(self, *a, **ka):
session_id = self.request.headers.get('session_id')
if session_id is None:
raise tornado.web.HTTPError(403, 'session_id header is missing')
self.user_id = int(sync_redis.hget('sessions', session_id))
self.logger = logging.LoggerAdapter(parent_logger, {
'id': create_id(self.user_id, self.id),
'ip': self.client_ip
})
if self.user_id is None:
raise tornado.web.HTTPError(403, 'session {} is invalid'.format(session_id))
return func(self, *a, **ka)
