open-next-cdk
Version:
Deploy a NextJS app using OpenNext packaging to serverless AWS using CDK
45 lines (44 loc) • 1.65 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getContentLengthPlugin = exports.contentLengthMiddlewareOptions = exports.contentLengthMiddleware = void 0;
const protocol_http_1 = require("@smithy/protocol-http");
const CONTENT_LENGTH_HEADER = "content-length";
function contentLengthMiddleware(bodyLengthChecker) {
return (next) => async (args) => {
const request = args.request;
if (protocol_http_1.HttpRequest.isInstance(request)) {
const { body, headers } = request;
if (body &&
Object.keys(headers)
.map((str) => str.toLowerCase())
.indexOf(CONTENT_LENGTH_HEADER) === -1) {
try {
const length = bodyLengthChecker(body);
request.headers = {
...request.headers,
[CONTENT_LENGTH_HEADER]: String(length),
};
}
catch (error) {
}
}
}
return next({
...args,
request,
});
};
}
exports.contentLengthMiddleware = contentLengthMiddleware;
exports.contentLengthMiddlewareOptions = {
step: "build",
tags: ["SET_CONTENT_LENGTH", "CONTENT_LENGTH"],
name: "contentLengthMiddleware",
override: true,
};
const getContentLengthPlugin = (options) => ({
applyToStack: (clientStack) => {
clientStack.add(contentLengthMiddleware(options.bodyLengthChecker), exports.contentLengthMiddlewareOptions);
},
});
exports.getContentLengthPlugin = getContentLengthPlugin;