@aws-amplify/core
Version:
Core category of aws-amplify
59 lines (57 loc) • 2.27 kB
JavaScript
;
// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.getRetryDecider = void 0;
const types_1 = require("../../../types");
const isClockSkewError_1 = require("./isClockSkewError");
/**
* Get retry decider function
* @param errorParser Function to load JavaScript error from HTTP response
*/
const getRetryDecider = (errorParser) => async (response, error) => {
const parsedError = error ??
(await errorParser(response)) ??
undefined;
const errorCode = parsedError?.code || parsedError?.name;
const statusCode = response?.statusCode;
const isRetryable = isConnectionError(error) ||
isThrottlingError(statusCode, errorCode) ||
(0, isClockSkewError_1.isClockSkewError)(errorCode) ||
isServerSideError(statusCode, errorCode);
return {
retryable: isRetryable,
};
};
exports.getRetryDecider = getRetryDecider;
// reference: https://github.com/aws/aws-sdk-js-v3/blob/ab0e7be36e7e7f8a0c04834357aaad643c7912c3/packages/service-error-classification/src/constants.ts#L22-L37
const THROTTLING_ERROR_CODES = [
'BandwidthLimitExceeded',
'EC2ThrottledException',
'LimitExceededException',
'PriorRequestNotComplete',
'ProvisionedThroughputExceededException',
'RequestLimitExceeded',
'RequestThrottled',
'RequestThrottledException',
'SlowDown',
'ThrottledException',
'Throttling',
'ThrottlingException',
'TooManyRequestsException',
];
const TIMEOUT_ERROR_CODES = [
'TimeoutError',
'RequestTimeout',
'RequestTimeoutException',
];
const isThrottlingError = (statusCode, errorCode) => statusCode === 429 ||
(!!errorCode && THROTTLING_ERROR_CODES.includes(errorCode));
const isConnectionError = (error) => [
types_1.AmplifyErrorCode.NetworkError,
// TODO(vNext): unify the error code `ERR_NETWORK` used by the Storage XHR handler
'ERR_NETWORK',
].includes(error?.name);
const isServerSideError = (statusCode, errorCode) => (!!statusCode && [500, 502, 503, 504].includes(statusCode)) ||
(!!errorCode && TIMEOUT_ERROR_CODES.includes(errorCode));
//# sourceMappingURL=defaultRetryDecider.js.map