38 lines
1.7 KiB
JavaScript
38 lines
1.7 KiB
JavaScript
export const resolveParamsForS3 = async (endpointParams) => {
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const bucket = endpointParams?.Bucket || "";
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if (typeof endpointParams.Bucket === "string") {
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endpointParams.Bucket = bucket.replace(/#/g, encodeURIComponent("#")).replace(/\?/g, encodeURIComponent("?"));
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}
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if (isArnBucketName(bucket)) {
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if (endpointParams.ForcePathStyle === true) {
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throw new Error("Path-style addressing cannot be used with ARN buckets");
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}
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}
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else if (!isDnsCompatibleBucketName(bucket) ||
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(bucket.indexOf(".") !== -1 && !String(endpointParams.Endpoint).startsWith("http:")) ||
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bucket.toLowerCase() !== bucket ||
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bucket.length < 3) {
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endpointParams.ForcePathStyle = true;
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}
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if (endpointParams.DisableMultiRegionAccessPoints) {
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endpointParams.disableMultiRegionAccessPoints = true;
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endpointParams.DisableMRAP = true;
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}
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return endpointParams;
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};
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const DOMAIN_PATTERN = /^[a-z0-9][a-z0-9\.\-]{1,61}[a-z0-9]$/;
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const IP_ADDRESS_PATTERN = /(\d+\.){3}\d+/;
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const DOTS_PATTERN = /\.\./;
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export const DOT_PATTERN = /\./;
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export const S3_HOSTNAME_PATTERN = /^(.+\.)?s3(-fips)?(\.dualstack)?[.-]([a-z0-9-]+)\./;
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export const isDnsCompatibleBucketName = (bucketName) => DOMAIN_PATTERN.test(bucketName) && !IP_ADDRESS_PATTERN.test(bucketName) && !DOTS_PATTERN.test(bucketName);
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export const isArnBucketName = (bucketName) => {
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const [arn, partition, service, , , bucket] = bucketName.split(":");
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const isArn = arn === "arn" && bucketName.split(":").length >= 6;
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const isValidArn = Boolean(isArn && partition && service && bucket);
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if (isArn && !isValidArn) {
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throw new Error(`Invalid ARN: ${bucketName} was an invalid ARN.`);
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}
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return isValidArn;
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};
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