def __call__(self, *args, **kwargs):
if len(kwargs) > 0 and len(args) > 0:
raise JSONRPCException("JSON-RPC does not support positional and keyword arguments at the same time")
# Default to 'core' queue
queue = "core" #@UnusedVariable
if self.__methods:
if not self.__serviceName in self.__methods:
raise NameError("name '%s' not defined" % self.__serviceName)
if self.__domain:
queue = self.__methods[self.__serviceName]['target'] #@UnusedVariable
else:
queue = self.__serviceAddress #@UnusedVariable
# Find free session for requested queue
found = False
for sess, dsc in self.__worker[self.__serviceAddress].iteritems():
if not dsc['locked']:
self.__ssn = dsc['ssn']
self.__sender = dsc['sender']
self.__receiver = dsc['receiver']
self.__sess = sess
dsc['locked'] = True
found = True
break
# No free session?
if not found:
raise AMQPException('no free session - increase workers')
# Send
if len(kwargs):
postdata = dumps({"method": self.__serviceName, 'params': kwargs, 'id': 'jsonrpc'})
else:
postdata = dumps({"method": self.__serviceName, 'params': args, 'id': 'jsonrpc'})
message = Message(postdata)
message.user_id = self.__URL['user']
message.reply_to = 'reply-%s' % self.__ssn.name
self.__sender.send(message)
# Get response
respdata = self.__receiver.fetch()
resp = loads(respdata.content)
self.__ssn.acknowledge(respdata)
self.__worker[self.__serviceAddress][self.__sess]['locked'] = False
if resp['error'] != None:
raise JSONRPCException(resp['error'])
return resp['result']
def __call__(self, *args, **kwargs):
if len(kwargs) > 0 and len(args) > 0:
raise JSONRPCException("JSON-RPC does not support positional and keyword arguments at the same time")
if len(kwargs):
postdata = dumps({"method": self.__serviceName, 'params': kwargs, 'id': 'jsonrpc'})
else:
postdata = dumps({"method": self.__serviceName, 'params': args, 'id': 'jsonrpc'})
if self.__mode == 'POST':
respdata = self.__opener.open(self.__serviceURL, postdata).read()
else:
respdata = self.__opener.open(self.__serviceURL + "?" + quote(postdata)).read()
resp = loads(respdata)
if resp['error'] != None:
raise JSONRPCException(resp['error'])
return resp['result']
def send_message(self, message_type, message):
self.write_message(dumps([message_type, message]))
# Remove current sid if present
if 'REMOTE_SESSION' in environ and sid in self.__session:
del self.__session[sid]
result = False
self.log.error("login failed for user '%s'" % user)
raise exc.HTTPUnauthorized(
"Login failed",
allow='POST').exception
return Response(
server=self.ident,
content_type='application/json',
charset='utf8',
body=dumps(dict(result=result,
error=None,
id=jid)))
# Don't let calls pass beyond this point if we've no valid session ID
if not environ.get('REMOTE_SESSION') in self.__session:
self.log.error("blocked unauthenticated call of method '%s'" % method)
raise exc.HTTPUnauthorized(
"Please use the login method to authorize yourself.",
allow='POST').exception
# Remove remote session on logout
if method == 'logout':
# Remove current sid if present
if 'REMOTE_SESSION' in environ and environ.get('REMOTE_SESSION') in self.__session:
del self.__session[environ.get('REMOTE_SESSION')]
