Best Python code snippet using localstack_python
s3_utils.py
Source:s3_utils.py
...244 message="Query-string authentication requires the Signature, Expires and AWSAccessKeyId parameters",245 code_string="AccessDenied",246 )247 elif is_v2 and not is_v4:248 response = authenticate_presign_url_signv2(249 method, path, headers, data, url, query_params, request_dict250 )251 if not is_v4 and any([p in query_params for p in SIGNATURE_V4_PARAMS]):252 response = requests_error_response_xml_signature_calculation(253 code=403,254 message="Query-string authentication requires the X-Amz-Algorithm, \255 X-Amz-Credential, X-Amz-Date, X-Amz-Expires, \256 X-Amz-SignedHeaders and X-Amz-Signature parameters.",257 code_string="AccessDenied",258 )259 elif is_v4 and not is_v2:260 response = authenticate_presign_url_signv4(261 method, path, headers, data, url, query_params, request_dict262 )263 if response is not None:264 LOGGER.info("Presign signature calculation failed: %s" % response)265 return response266 LOGGER.debug("Valid presign url.")267def authenticate_presign_url_signv2(method, path, headers, data, url, query_params, request_dict):268 # Calculating Signature269 aws_request = create_request_object(request_dict)270 credentials = Credentials(271 access_key=TEST_AWS_ACCESS_KEY_ID,272 secret_key=TEST_AWS_SECRET_ACCESS_KEY,273 token=query_params.get("X-Amz-Security-Token", None),274 )275 auth = HmacV1QueryAuth(credentials=credentials, expires=query_params["Expires"][0])276 split = urlsplit(aws_request.url)277 string_to_sign = auth.get_string_to_sign(278 method=method, split=split, headers=aws_request.headers279 )280 signature = auth.get_signature(string_to_sign=string_to_sign)281 # Comparing the signature in url with signature we calculated...
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