How to use flask_error_response_json method in localstack

Best Python code snippet using localstack_python

aws_responses.py

Source:aws_responses.py

...39    code = 40440    def __init__(self, message=None):41        message = message or "The given resource cannot be found"42        super(ResourceNotFoundException, self).__init__("ResourceNotFoundException", message)43def flask_error_response_json(44    msg: str, code: Optional[int] = 500, error_type: Optional[str] = "InternalFailure"45):46    result = {47        "Type": "User" if code < 500 else "Server",48        "message": msg,49        "__type": error_type,50    }51    headers = {"x-amzn-errortype": error_type}52    # Note: don't use flask's make_response(..) or jsonify(..) here as they53    # can lead to "RuntimeError: working outside of application context".54    return FlaskResponse(json.dumps(result), status=code, headers=headers)55def requests_error_response_json(message, code=500, error_type="InternalFailure"):56    response = flask_error_response_json(message, code=code, error_type=error_type)57    return flask_to_requests_response(response)58def requests_error_response_xml(59    message: str,60    code: Optional[int] = 400,61    code_string: Optional[str] = "InvalidParameter",62    service: Optional[str] = None,63    xmlns: Optional[str] = None,64):65    response = RequestsResponse()66    xmlns = xmlns or "http://%s.amazonaws.com/doc/2010-03-31/" % service67    response._content = """<ErrorResponse xmlns="{xmlns}"><Error>68        <Type>Sender</Type>69        <Code>{code_string}</Code>70        <Message>{message}</Message>71        </Error><RequestId>{req_id}</RequestId>72        </ErrorResponse>""".format(73        xmlns=xmlns, message=message, code_string=code_string, req_id=short_uid()74    )75    response.status_code = code76    return response77def to_xml(data: dict, memberize: bool = True) -> ET.Element:78    """Generate XML element hierarchy out of dict. Wraps list items in <member> tags by default"""79    if not isinstance(data, dict) or len(data.keys()) != 1:80        raise Exception("Expected data to be a dict with a single root element")81    def _to_xml(parent_el: ET.Element, data_rest) -> None:82        if isinstance(data_rest, list):83            for i in data_rest:84                member_el = ET.SubElement(parent_el, "member") if memberize else parent_el85                _to_xml(member_el, i)86        elif isinstance(data_rest, dict):87            for key in data_rest:88                value = data_rest[key]89                curr_el = ET.SubElement(parent_el, key)90                _to_xml(curr_el, value)91        elif isinstance(data_rest, str):92            parent_el.text = data_rest93        elif any(94            isinstance(data_rest, i) for i in [bool, str, int, float]95        ):  # limit types for text serialization96            parent_el.text = str(data_rest)97        else:98            if data_rest is not None:  # None is just ignored and omitted99                raise Exception(f"Unexpected type for value encountered: {type(data_rest)}")100    root_key = list(data.keys())[0]101    root = ET.Element(root_key)102    _to_xml(root, data[root_key])103    return root104def requests_response_xml(action, response, xmlns=None, service=None, memberize=True):105    xmlns = xmlns or "http://%s.amazonaws.com/doc/2010-03-31/" % service106    response = json_safe(response)107    response = {"{action}Result".format(action=action): response}108    response = ET.tostring(to_xml(response, memberize=memberize), short_empty_elements=True)109    response = to_str(response)110    result = (111        """112        <{action}Response xmlns="{xmlns}">113            {response}114        </{action}Response>115        """116    ).strip()117    result = result.format(action=action, xmlns=xmlns, response=response)118    result = requests_response(result)119    return result120def requests_error_response_xml_signature_calculation(121    message,122    string_to_sign=None,123    signature=None,124    expires=None,125    code=400,126    code_string="AccessDenied",127    aws_access_token="temp",128):129    response = RequestsResponse()130    response_template = """<?xml version="1.0" encoding="UTF-8"?>131        <Error>132            <Code>{code_string}</Code>133            <Message>{message}</Message>134            <RequestId>{req_id}</RequestId>135            <HostId>{host_id}</HostId>136        </Error>""".format(137        message=message,138        code_string=code_string,139        req_id=short_uid(),140        host_id=short_uid(),141    )142    parsed_response = xmltodict.parse(response_template)143    response.status_code = code144    if signature and string_to_sign or code_string == "SignatureDoesNotMatch":145        bytes_signature = binascii.hexlify(bytes(signature, encoding="utf-8"))146        parsed_response["Error"]["Code"] = code_string147        parsed_response["Error"]["AWSAccessKeyId"] = aws_access_token148        parsed_response["Error"]["StringToSign"] = string_to_sign149        parsed_response["Error"]["SignatureProvided"] = signature150        parsed_response["Error"]["StringToSignBytes"] = "{}".format(bytes_signature.decode("utf-8"))151        set_response_content(response, xmltodict.unparse(parsed_response))152    if expires and code_string == "AccessDenied":153        server_time = datetime.datetime.utcnow().isoformat()[:-4]154        expires_isoformat = datetime.datetime.fromtimestamp(int(expires)).isoformat()[:-4]155        parsed_response["Error"]["Code"] = code_string156        parsed_response["Error"]["Expires"] = "{}Z".format(expires_isoformat)157        parsed_response["Error"]["ServerTime"] = "{}Z".format(server_time)158        set_response_content(response, xmltodict.unparse(parsed_response))159    if not signature and not expires and code_string == "AccessDenied":160        set_response_content(response, xmltodict.unparse(parsed_response))161    if response._content:162        return response163def flask_error_response_xml(164    message: str,165    code: Optional[int] = 500,166    code_string: Optional[str] = "InternalFailure",167    service: Optional[str] = None,168    xmlns: Optional[str] = None,169):170    response = requests_error_response_xml(171        message, code=code, code_string=code_string, service=service, xmlns=xmlns172    )173    return requests_to_flask_response(response)174def requests_error_response(175    req_headers: Dict,176    message: Union[str, bytes],177    code: int = 500,178    error_type: str = "InternalFailure",179    service: str = None,180    xmlns: str = None,181):182    is_json = is_json_request(req_headers)183    if is_json:184        return requests_error_response_json(message=message, code=code, error_type=error_type)185    return requests_error_response_xml(186        message, code=code, code_string=error_type, service=service, xmlns=xmlns187    )188def is_json_request(req_headers: Dict) -> bool:189    ctype = req_headers.get("Content-Type", "")190    accept = req_headers.get("Accept", "")191    return "json" in ctype or "json" in accept192def is_invalid_html_response(headers, content) -> bool:193    content_type = headers.get("Content-Type", "")194    return "text/html" in content_type and not str_startswith_ignore_case(content, "<!doctype html")195def raise_exception_if_error_response(response):196    if not is_response_obj(response):197        return198    if response.status_code < 400:199        return200    content = "..."201    try:202        content = truncate(to_str(response.content or ""))203    except Exception:204        pass  # ignore if content has non-printable bytes205    raise Exception("Received error response (code %s): %s" % (response.status_code, content))206def is_response_obj(result, include_lambda_response=False):207    types = (RequestsResponse, FlaskResponse)208    if include_lambda_response:209        types += (LambdaResponse,)210    return isinstance(result, types)211def get_response_payload(response, as_json=False):212    result = (213        response.content214        if isinstance(response, RequestsResponse)215        else response.data216        if isinstance(response, FlaskResponse)217        else None218    )219    result = "" if result is None else result220    if as_json:221        result = result or "{}"222        result = json.loads(to_str(result))223    return result224def requests_response(content, status_code=200, headers=None):225    if headers is None:226        headers = {}227    resp = RequestsResponse()228    headers = CaseInsensitiveDict(dict(headers or {}))229    if isinstance(content, dict):230        content = json.dumps(content)231        if not headers.get(HEADER_CONTENT_TYPE):232            headers[HEADER_CONTENT_TYPE] = APPLICATION_JSON233    resp._content = content234    resp.status_code = int(status_code)235    # Note: update headers (instead of assigning directly), to ensure we're using a case-insensitive dict236    resp.headers.update(headers)237    return resp238def request_response_stream(stream, status_code=200, headers=None):239    if headers is None:240        headers = {}241    resp = RequestsResponse()242    resp.raw = stream243    resp.status_code = int(status_code)244    # Note: update headers (instead of assigning directly), to ensure we're using a case-insensitive dict245    resp.headers.update(headers or {})246    return resp247def flask_to_requests_response(r):248    return requests_response(r.data, status_code=r.status_code, headers=r.headers)249def requests_to_flask_response(r):250    return FlaskResponse(r.content, status=r.status_code, headers=dict(r.headers))251def flask_not_found_error(msg=None):252    msg = msg or "The specified resource doesnt exist."253    return flask_error_response_json(msg, code=404, error_type="ResourceNotFoundException")254def response_regex_replace(response, search, replace):255    content = re.sub(search, replace, to_str(response._content), flags=re.DOTALL | re.MULTILINE)256    set_response_content(response, content)257def set_response_content(response, content, headers=None):258    if isinstance(content, dict):259        content = json.dumps(json_safe(content))260    elif isinstance(content, RequestsResponse):261        response.status_code = content.status_code262        content = content.content263    response._content = content or ""264    response.headers.update(headers or {})265    response.headers["Content-Length"] = str(len(response._content))266def make_requests_error(*args, **kwargs):267    return flask_to_requests_response(flask_error_response_xml(*args, **kwargs))...

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