serverless-spy
Version:
CDK-based library for writing elegant integration tests on AWS serverless architecture and an additional web console to monitor events in real time.
38 lines (37 loc) • 1.77 kB
JavaScript
export const resolveParamsForS3 = async (endpointParams) => {
const bucket = endpointParams?.Bucket || "";
if (typeof endpointParams.Bucket === "string") {
endpointParams.Bucket = bucket.replace(/#/g, encodeURIComponent("#")).replace(/\?/g, encodeURIComponent("?"));
}
if (isArnBucketName(bucket)) {
if (endpointParams.ForcePathStyle === true) {
throw new Error("Path-style addressing cannot be used with ARN buckets");
}
}
else if (!isDnsCompatibleBucketName(bucket) ||
(bucket.indexOf(".") !== -1 && !String(endpointParams.Endpoint).startsWith("http:")) ||
bucket.toLowerCase() !== bucket ||
bucket.length < 3) {
endpointParams.ForcePathStyle = true;
}
if (endpointParams.DisableMultiRegionAccessPoints) {
endpointParams.disableMultiRegionAccessPoints = true;
endpointParams.DisableMRAP = true;
}
return endpointParams;
};
const DOMAIN_PATTERN = /^[a-z0-9][a-z0-9\.\-]{1,61}[a-z0-9]$/;
const IP_ADDRESS_PATTERN = /(\d+\.){3}\d+/;
const DOTS_PATTERN = /\.\./;
export const DOT_PATTERN = /\./;
export const S3_HOSTNAME_PATTERN = /^(.+\.)?s3(-fips)?(\.dualstack)?[.-]([a-z0-9-]+)\./;
export const isDnsCompatibleBucketName = (bucketName) => DOMAIN_PATTERN.test(bucketName) && !IP_ADDRESS_PATTERN.test(bucketName) && !DOTS_PATTERN.test(bucketName);
export const isArnBucketName = (bucketName) => {
const [arn, partition, service, , , bucket] = bucketName.split(":");
const isArn = arn === "arn" && bucketName.split(":").length >= 6;
const isValidArn = Boolean(isArn && partition && service && bucket);
if (isArn && !isValidArn) {
throw new Error(`Invalid ARN: ${bucketName} was an invalid ARN.`);
}
return isValidArn;
};