old_contents: # vim: tabstop=4 shiftwidth=4 softtabstop=4
  
  # Copyright (c) 2012 OpenStack, LLC
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  """
  Request Body limiting middleware.
  
  """
  
  import webob.dec
  import webob.exc
  
  from nova import context
  from nova import flags
  from nova import log as logging
  from nova.openstack.common import cfg
  from nova import wsgi
  
  
  #default request size is 112k
  max_request_body_size_opt = cfg.IntOpt('osapi_max_request_body_size',
                                         default=114688,
                                         help='')
  
  FLAGS = flags.FLAGS
  FLAGS.register_opt(max_request_body_size_opt)
  LOG = logging.getLogger(__name__)
  
  
  class RequestBodySizeLimiter(wsgi.Middleware):
      """Add a 'nova.context' to WSGI environ."""
  
      def __init__(self, *args, **kwargs):
          super(RequestBodySizeLimiter, self).__init__(*args, **kwargs)
  
      @webob.dec.wsgify(RequestClass=wsgi.Request)
      def __call__(self, req):
          if (req.content_length > FLAGS.osapi_max_request_body_size
              or len(req.body) > FLAGS.osapi_max_request_body_size):
              msg = _("Request is too large.")
              raise webob.exc.HTTPBadRequest(explanation=msg)
          else:
              return self.application
  
new_contents: # vim: tabstop=4 shiftwidth=4 softtabstop=4
  
  # Copyright (c) 2012 OpenStack, LLC
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  """
  Request Body limiting middleware.
  
  """
  
  import webob.dec
  import webob.exc
  
  from nova import context
  from nova import flags
  from nova import log as logging
  from nova.openstack.common import cfg
  from nova import wsgi
  
  
  #default request size is 112k
  max_request_body_size_opt = cfg.IntOpt('osapi_max_request_body_size',
                                         default=114688,
                                         help='the maximum body size '
                                              'per each osapi request(bytes)')
  
  FLAGS = flags.FLAGS
  FLAGS.register_opt(max_request_body_size_opt)
  LOG = logging.getLogger(__name__)
  
  
  class RequestBodySizeLimiter(wsgi.Middleware):
      """Add a 'nova.context' to WSGI environ."""
  
      def __init__(self, *args, **kwargs):
          super(RequestBodySizeLimiter, self).__init__(*args, **kwargs)
  
      @webob.dec.wsgify(RequestClass=wsgi.Request)
      def __call__(self, req):
          if (req.content_length > FLAGS.osapi_max_request_body_size
              or len(req.body) > FLAGS.osapi_max_request_body_size):
              msg = _("Request is too large.")
              raise webob.exc.HTTPBadRequest(explanation=msg)
          else:
              return self.application
  
subject: Add help string to option 'osapi_max_request_body_size'