| #!/usr/bin/env python |
| # |
| # Copyright 2007 Google Inc. |
| # |
| # 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. |
| # |
| """Constants used by the devappserver2.""" |
| |
| |
| # These statuses must not include a response body (RFC 2616). |
| NO_BODY_RESPONSE_STATUSES = frozenset([100, 101, 204, 304]) |
| |
| # The Cache-Control directives that specify non-public caching. |
| # At least one of these directives must be given if the Set-Cookie header is |
| # present. |
| NON_PUBLIC_CACHE_CONTROLS = frozenset(['private', 'no-cache', 'no-store']) |
| |
| # All of these headers will be stripped from the request. |
| # See: |
| # https://developers.google.com/appengine/docs/python/runtime#Request_Headers |
| |
| IGNORED_REQUEST_HEADERS = frozenset([ |
| 'accept-encoding', |
| 'connection', |
| 'keep-alive', |
| 'proxy-authorization', |
| 'te', |
| 'trailer', |
| 'transfer-encoding', |
| 'x-appengine-fake-is-admin', |
| 'x-appengine-fake-logged-in', |
| ]) |
| |
| # All of these headers will be stripped from the response. |
| # See: https://developers.google.com/appengine/docs/python/runtime#Responses |
| # Note: Content-Length is set by a subsequent rewriter or removed. |
| # Note: Server and Date are then set by devappserver2. |
| |
| _COMMON_IGNORED_RESPONSE_HEADERS = frozenset([ |
| 'connection', |
| 'content-encoding', |
| 'date', |
| 'keep-alive', |
| 'proxy-authenticate', |
| 'server', |
| 'trailer', |
| 'transfer-encoding', |
| 'upgrade', |
| ]) |
| FRONTEND_IGNORED_RESPONSE_HEADERS = frozenset([ |
| 'x-appengine-blobkey', |
| ]) | _COMMON_IGNORED_RESPONSE_HEADERS |
| RUNTIME_IGNORED_RESPONSE_HEADERS = _COMMON_IGNORED_RESPONSE_HEADERS |
| |
| # Maximum size of the response from the runtime. An error will be returned if |
| # this limit is exceeded. |
| MAX_RUNTIME_RESPONSE_SIZE = 32 << 20 # 32 MB |
| |
| # A header that indicates to the authorization system that the request should |
| # be considered to have been made by an administrator. |
| FAKE_IS_ADMIN_HEADER = 'HTTP_X_APPENGINE_FAKE_IS_ADMIN' |
| |
| # A header that indicates to the authorization system that the request should |
| # be considered to have been made by a logged-in user. |
| FAKE_LOGGED_IN_HEADER = 'HTTP_X_APPENGINE_FAKE_LOGGED_IN' |