@aws-amplify/storage
Version:
Storage category of aws-amplify
55 lines (53 loc) • 2.87 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.getUrl = void 0;
const utils_1 = require("@aws-amplify/core/internals/utils");
const validation_1 = require("../../../../errors/types/validation");
const client_1 = require("../../utils/client");
const utils_2 = require("../../utils");
const assertValidationError_1 = require("../../../../errors/utils/assertValidationError");
const constants_1 = require("../../utils/constants");
const constructContentDisposition_1 = require("../../utils/constructContentDisposition");
const getProperties_1 = require("./getProperties");
const getUrl = async (amplify, input) => {
const { options: getUrlOptions } = input;
const { s3Config, keyPrefix, bucket, identityId } = await (0, utils_2.resolveS3ConfigAndInput)(amplify, getUrlOptions);
const { inputType, objectKey } = (0, utils_2.validateStorageOperationInput)(input, identityId);
const finalKey = inputType === constants_1.STORAGE_INPUT_KEY ? keyPrefix + objectKey : objectKey;
if (getUrlOptions?.validateObjectExistence) {
await (0, getProperties_1.getProperties)(amplify, input, utils_1.StorageAction.GetUrl);
}
let urlExpirationInSec = getUrlOptions?.expiresIn ?? constants_1.DEFAULT_PRESIGN_EXPIRATION;
const resolvedCredential = typeof s3Config.credentials === 'function'
? await s3Config.credentials()
: s3Config.credentials;
const awsCredExpiration = resolvedCredential.expiration;
if (awsCredExpiration) {
const awsCredExpirationInSec = Math.floor((awsCredExpiration.getTime() - Date.now()) / 1000);
urlExpirationInSec = Math.min(awsCredExpirationInSec, urlExpirationInSec);
}
const maxUrlExpirationInSec = constants_1.MAX_URL_EXPIRATION / 1000;
(0, assertValidationError_1.assertValidationError)(urlExpirationInSec <= maxUrlExpirationInSec, validation_1.StorageValidationErrorCode.UrlExpirationMaxLimitExceed);
// expiresAt is the minimum of credential expiration and url expiration
return {
url: await (0, client_1.getPresignedGetObjectUrl)({
...s3Config,
credentials: resolvedCredential,
expiration: urlExpirationInSec,
}, {
Bucket: bucket,
Key: finalKey,
...(getUrlOptions?.contentDisposition && {
ResponseContentDisposition: (0, constructContentDisposition_1.constructContentDisposition)(getUrlOptions.contentDisposition),
}),
...(getUrlOptions?.contentType && {
ResponseContentType: getUrlOptions.contentType,
}),
}),
expiresAt: new Date(Date.now() + urlExpirationInSec * 1000),
};
};
exports.getUrl = getUrl;
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