async def process_message(self, algohdr, seqhdr, body):
"""
Process incoming messages.
"""
typeid = nodeid_from_binary(body)
requesthdr = struct_from_binary(ua.RequestHeader, body)
_logger.debug('process_message %r %r', typeid, requesthdr)
try:
return await self._process_message(typeid, requesthdr, algohdr,
seqhdr, body)
except ServiceError as e:
status = ua.StatusCode(e.code)
response = ua.ServiceFault()
response.ResponseHeader.ServiceResult = status
_logger.error("sending service fault response: %s (%s)",
status.doc, status.name)
self.send_response(requesthdr.RequestHandle, algohdr, seqhdr,
response)
return True
except Exception:
_logger.exception('Error while processing message')
response = ua.ServiceFault()
response.ResponseHeader.ServiceResult = ua.StatusCode(
ua.StatusCodes.BadInternalError)
self.send_response(requesthdr.RequestHandle, algohdr, seqhdr,
response)
return True
async def process_message(self, seqhdr, body):
"""
Process incoming messages.
"""
typeid = nodeid_from_binary(body)
requesthdr = struct_from_binary(ua.RequestHeader, body)
_logger.debug('process_message %r %r', typeid, requesthdr)
try:
return await self._process_message(typeid, requesthdr, seqhdr, body)
except ServiceError as e:
status = ua.StatusCode(e.code)
response = ua.ServiceFault()
response.ResponseHeader.ServiceResult = status
_logger.error("sending service fault response: %s (%s)", status.doc, status.name)
self.send_response(requesthdr.RequestHandle, seqhdr, response)
return True
except ua.uaerrors.BadUserAccessDenied:
if self.session:
user = self.session.user
else:
user = '******'
_logger.warning("%s attempted to do something they are not permitted to do", user)
response = ua.ServiceFault()
response.ResponseHeader.ServiceResult = ua.StatusCode(ua.StatusCodes.BadUserAccessDenied)
self.send_response(requesthdr.RequestHandle, seqhdr, response)
except Exception:
_logger.exception('Error while processing message')
response = ua.ServiceFault()
response.ResponseHeader.ServiceResult = ua.StatusCode(ua.StatusCodes.BadInternalError)
self.send_response(requesthdr.RequestHandle, seqhdr, response)
return True