How to use authenticate_presign_url_signv2 method in localstack

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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