diff options
Diffstat (limited to 'swiftclient/requests_compat.py')
-rw-r--r-- | swiftclient/requests_compat.py | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/swiftclient/requests_compat.py b/swiftclient/requests_compat.py new file mode 100644 index 0000000..c2371b7 --- /dev/null +++ b/swiftclient/requests_compat.py @@ -0,0 +1,57 @@ +# Copyright (c) 2010-2022 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 requests +from requests.sessions import merge_setting, merge_hooks +from requests.structures import CaseInsensitiveDict + + +class SwiftClientPreparedRequest(requests.PreparedRequest): + def prepare_headers(self, headers): + try: + return super().prepare_headers(headers) + except UnicodeError: + # If we got an unicode error from the superclass's prepare_headers, + # we had a non-spec-compliant non-ASCII header + # (e.g. an UTF-8 encoded Swift object metadata header). + # In that case, we just pass it through and hope nothing + # bad will happen from not following the HTTP spec. + self.headers = CaseInsensitiveDict(headers or {}) + + +class SwiftClientRequestsSession(requests.Session): + + def prepare_request(self, request): + # Close to the superclass's implementation, + # but no cookies or .netrc authentication overrides here. + p = SwiftClientPreparedRequest() + headers = merge_setting( + request.headers, + self.headers, + dict_class=CaseInsensitiveDict, + ) + p.prepare( + method=request.method.upper(), + url=request.url, + files=request.files, + data=request.data, + json=request.json, + headers=headers, + params=merge_setting(request.params, self.params), + auth=merge_setting(request.auth, self.auth), + cookies=None, + hooks=merge_hooks(request.hooks, self.hooks), + ) + return p |