open-next-cdk
Version:
Deploy a NextJS app using OpenNext packaging to serverless AWS using CDK
38 lines (37 loc) • 1.49 kB
JavaScript
import { regionRedirectEndpointMiddleware, regionRedirectEndpointMiddlewareOptions, } from "./region-redirect-endpoint-middleware";
export function regionRedirectMiddleware(clientConfig) {
return (next, context) => async (args) => {
try {
return await next(args);
}
catch (err) {
if (clientConfig.followRegionRedirects &&
err.$metadata.httpStatusCode === 301) {
try {
const actualRegion = err.$response.headers["x-amz-bucket-region"];
context.logger?.debug(`Redirecting from ${await clientConfig.region()} to ${actualRegion}`);
context.__s3RegionRedirect = actualRegion;
}
catch (e) {
throw new Error("Region redirect failed: " + e);
}
return next(args);
}
else {
throw err;
}
}
};
}
export const regionRedirectMiddlewareOptions = {
step: "initialize",
tags: ["REGION_REDIRECT", "S3"],
name: "regionRedirectMiddleware",
override: true,
};
export const getRegionRedirectMiddlewarePlugin = (clientConfig) => ({
applyToStack: (clientStack) => {
clientStack.add(regionRedirectMiddleware(clientConfig), regionRedirectMiddlewareOptions);
clientStack.addRelativeTo(regionRedirectEndpointMiddleware(clientConfig), regionRedirectEndpointMiddlewareOptions);
},
});