code: def _get_parameters_from_request(self, request, exception=False):
          
          user = request.user
          referer_url = None
          try:
              referer_dic = urlparse.urlsplit(
                  urlparse.unquote(request.META.get('HTTP_REFERER')))
              referer_url = referer_dic[2]
              if referer_dic[3]:
                  referer_url += "?" + referer_dic[3]
              if isinstance(referer_url, str):
                  referer_url = referer_url.decode('utf-8')
          except Exception:
              pass
          request_url = urlparse.unquote(request.path)
          if request.META['QUERY_STRING']:
              request_url += '?' + request.META['QUERY_STRING']
          return {
              'client_ip': request.META.get('REMOTE_ADDR', None),
              'domain_name': getattr(user, 'domain_name', None),
              'domain_id': getattr(user, 'domain_id', None),
              'project_name': getattr(user, 'project_name', None),
              'project_id': getattr(user, 'project_id', None),
              'user_name': getattr(user, 'username', None),
              'user_id': request.session.get('user_id', None),
              'request_scheme': request.scheme,
              'referer_url': referer_url,
              'request_url': request_url,
              'method': request.method if not exception else None,
              'param': self._get_request_param(request),
          }
docs: Get parameters to log in OPERATION_LOG.