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How to use requests_error_response_xml_signature_calculation method in localstack

Best Python code snippet using localstack_python

s3_utils.py

Source:s3_utils.py

...238            if query_string239            else request_dict["url"]240        )241    if not is_v2 and any([p in query_params for p in SIGNATURE_V2_PARAMS]):242        response = requests_error_response_xml_signature_calculation(243            code=403,244            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 calculated282    query_sig = urlparse.unquote(query_params["Signature"][0])283    if config.S3_SKIP_SIGNATURE_VALIDATION:284        if query_sig != signature:285            LOGGER.warning(286                "Signatures do not match, but not raising an error, as S3_SKIP_SIGNATURE_VALIDATION=1"287            )288        signature = query_sig289    if query_sig != signature:290        return requests_error_response_xml_signature_calculation(291            code=403,292            code_string="SignatureDoesNotMatch",293            aws_access_token=TEST_AWS_ACCESS_KEY_ID,294            string_to_sign=string_to_sign,295            signature=signature,296            message="The request signature we calculated does not match the signature you provided. \297                    Check your key and signing method.",298        )299    # Checking whether the url is expired or not300    if int(query_params["Expires"][0]) < time.time():301        return requests_error_response_xml_signature_calculation(302            code=403,303            code_string="AccessDenied",304            message="Request has expired",305            expires=query_params["Expires"][0],306        )307def authenticate_presign_url_signv4(method, path, headers, data, url, query_params, request_dict):308    is_presign_valid = False309    for port in PORT_REPLACEMENT:310        match = re.match(HOST_COMBINATION_REGEX, urlparse.urlparse(request_dict["url"]).netloc)311        if match and match.group(2):312            request_dict["url"] = request_dict["url"].replace("%s" % match.group(2), "%s" % port)313        else:314            request_dict["url"] = "%s:%s" % (request_dict["url"], port)315        # Calculating Signature316        aws_request = create_request_object(request_dict)317        ReadOnlyCredentials = namedtuple(318            "ReadOnlyCredentials", ["access_key", "secret_key", "token"]319        )320        credentials = ReadOnlyCredentials(321            TEST_AWS_ACCESS_KEY_ID,322            TEST_AWS_SECRET_ACCESS_KEY,323            query_params.get("X-Amz-Security-Token", None),324        )325        region = query_params["X-Amz-Credential"][0].split("/")[2]326        signer = S3SigV4QueryAuth(327            credentials, "s3", region, expires=int(query_params["X-Amz-Expires"][0])328        )329        signature = signer.add_auth(aws_request, query_params["X-Amz-Date"][0])330        expiration_time = datetime.datetime.strptime(331            query_params["X-Amz-Date"][0], "%Y%m%dT%H%M%SZ"332        ) + datetime.timedelta(seconds=int(query_params["X-Amz-Expires"][0]))333        expiration_time = expiration_time.replace(tzinfo=datetime.timezone.utc)334        # Comparing the signature in url with signature we calculated335        query_sig = urlparse.unquote(query_params["X-Amz-Signature"][0])336        if query_sig == signature:337            is_presign_valid = True338            break339    # Comparing the signature in url with signature we calculated340    if config.S3_SKIP_SIGNATURE_VALIDATION:341        if not is_presign_valid:342            LOGGER.warning(343                "Signatures do not match, but not raising an error, as S3_SKIP_SIGNATURE_VALIDATION=1"344            )345        signature = query_sig346        is_presign_valid = True347    if not is_presign_valid:348        return requests_error_response_xml_signature_calculation(349            code=403,350            code_string="SignatureDoesNotMatch",351            aws_access_token=TEST_AWS_ACCESS_KEY_ID,352            signature=signature,353            message="The request signature we calculated does not match the signature you provided. \354                    Check your key and signing method.",355        )356    # Checking whether the url is expired or not357    if is_expired(expiration_time):358        return requests_error_response_xml_signature_calculation(359            code=403,360            code_string="AccessDenied",361            message="Request has expired",362            expires=query_params["X-Amz-Expires"][0],...

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