keystone/tests/test_sizelimit.py
Dan Prince 7691276b86 Limit the size of HTTP requests.
Adds a new RequestBodySizeLimiter middleware to guard against
really large HTTP requests. The default max request size is 112k
although this limit is configurable via the 'max_request_body_size'
config parameter.

Fixes LP Bug #1099025.

Change-Id: Id51be3d9a0d829d63d55a92dca61a39a17629785
2013-01-21 19:54:29 -05:00

57 lines
2.1 KiB
Python

# Copyright (c) 2013 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.
import webob
from keystone import config
from keystone import exception
from keystone import middleware
from keystone import test
CONF = config.CONF
MAX_REQUEST_BODY_SIZE = CONF.max_request_body_size
class TestRequestBodySizeLimiter(test.TestCase):
def setUp(self):
super(TestRequestBodySizeLimiter, self).setUp()
@webob.dec.wsgify()
def fake_app(req):
return webob.Response(req.body)
self.middleware = middleware.RequestBodySizeLimiter(fake_app)
self.request = webob.Request.blank('/', method='POST')
def test_content_length_acceptable(self):
self.request.headers['Content-Length'] = MAX_REQUEST_BODY_SIZE
self.request.body = "0" * MAX_REQUEST_BODY_SIZE
response = self.request.get_response(self.middleware)
self.assertEqual(response.status_int, 200)
def test_content_length_too_large(self):
self.request.headers['Content-Length'] = MAX_REQUEST_BODY_SIZE + 1
self.request.body = "0" * (MAX_REQUEST_BODY_SIZE + 1)
self.assertRaises(exception.RequestTooLarge,
self.request.get_response,
self.middleware)
def test_request_too_large_no_content_length(self):
self.request.body = "0" * (MAX_REQUEST_BODY_SIZE + 1)
self.request.headers['Content-Length'] = None
self.assertRaises(exception.RequestTooLarge,
self.request.get_response,
self.middleware)