open-next-cdk
Version:
Deploy a NextJS app using OpenNext packaging to serverless AWS using CDK
148 lines (147 loc) • 6.46 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.NodeHttpHandler = exports.DEFAULT_REQUEST_TIMEOUT = void 0;
const protocol_http_1 = require("@smithy/protocol-http");
const querystring_builder_1 = require("@smithy/querystring-builder");
const http_1 = require("http");
const https_1 = require("https");
const constants_1 = require("./constants");
const get_transformed_headers_1 = require("./get-transformed-headers");
const set_connection_timeout_1 = require("./set-connection-timeout");
const set_socket_keep_alive_1 = require("./set-socket-keep-alive");
const set_socket_timeout_1 = require("./set-socket-timeout");
const write_request_body_1 = require("./write-request-body");
exports.DEFAULT_REQUEST_TIMEOUT = 0;
class NodeHttpHandler {
constructor(options) {
this.metadata = { handlerProtocol: "http/1.1" };
this.configProvider = new Promise((resolve, reject) => {
if (typeof options === "function") {
options()
.then((_options) => {
resolve(this.resolveDefaultConfig(_options));
})
.catch(reject);
}
else {
resolve(this.resolveDefaultConfig(options));
}
});
}
resolveDefaultConfig(options) {
const { requestTimeout, connectionTimeout, socketTimeout, httpAgent, httpsAgent } = options || {};
const keepAlive = true;
const maxSockets = 50;
return {
connectionTimeout,
requestTimeout: requestTimeout !== null && requestTimeout !== void 0 ? requestTimeout : socketTimeout,
httpAgent: httpAgent || new http_1.Agent({ keepAlive, maxSockets }),
httpsAgent: httpsAgent || new https_1.Agent({ keepAlive, maxSockets }),
};
}
destroy() {
var _a, _b, _c, _d;
(_b = (_a = this.config) === null || _a === void 0 ? void 0 : _a.httpAgent) === null || _b === void 0 ? void 0 : _b.destroy();
(_d = (_c = this.config) === null || _c === void 0 ? void 0 : _c.httpsAgent) === null || _d === void 0 ? void 0 : _d.destroy();
}
async handle(request, { abortSignal } = {}) {
if (!this.config) {
this.config = await this.configProvider;
}
return new Promise((_resolve, _reject) => {
var _a, _b;
let writeRequestBodyPromise = undefined;
const resolve = async (arg) => {
await writeRequestBodyPromise;
_resolve(arg);
};
const reject = async (arg) => {
await writeRequestBodyPromise;
_reject(arg);
};
if (!this.config) {
throw new Error("Node HTTP request handler config is not resolved");
}
if (abortSignal === null || abortSignal === void 0 ? void 0 : abortSignal.aborted) {
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
return;
}
const isSSL = request.protocol === "https:";
const queryString = (0, querystring_builder_1.buildQueryString)(request.query || {});
let auth = undefined;
if (request.username != null || request.password != null) {
const username = (_a = request.username) !== null && _a !== void 0 ? _a : "";
const password = (_b = request.password) !== null && _b !== void 0 ? _b : "";
auth = `${username}:${password}`;
}
let path = request.path;
if (queryString) {
path += `?${queryString}`;
}
if (request.fragment) {
path += `#${request.fragment}`;
}
const nodeHttpsOptions = {
headers: request.headers,
host: request.hostname,
method: request.method,
path,
port: request.port,
agent: isSSL ? this.config.httpsAgent : this.config.httpAgent,
auth,
};
const requestFunc = isSSL ? https_1.request : http_1.request;
const req = requestFunc(nodeHttpsOptions, (res) => {
const httpResponse = new protocol_http_1.HttpResponse({
statusCode: res.statusCode || -1,
reason: res.statusMessage,
headers: (0, get_transformed_headers_1.getTransformedHeaders)(res.headers),
body: res,
});
resolve({ response: httpResponse });
});
req.on("error", (err) => {
if (constants_1.NODEJS_TIMEOUT_ERROR_CODES.includes(err.code)) {
reject(Object.assign(err, { name: "TimeoutError" }));
}
else {
reject(err);
}
});
(0, set_connection_timeout_1.setConnectionTimeout)(req, reject, this.config.connectionTimeout);
(0, set_socket_timeout_1.setSocketTimeout)(req, reject, this.config.requestTimeout);
if (abortSignal) {
abortSignal.onabort = () => {
req.abort();
const abortError = new Error("Request aborted");
abortError.name = "AbortError";
reject(abortError);
};
}
const httpAgent = nodeHttpsOptions.agent;
if (typeof httpAgent === "object" && "keepAlive" in httpAgent) {
(0, set_socket_keep_alive_1.setSocketKeepAlive)(req, {
keepAlive: httpAgent.keepAlive,
keepAliveMsecs: httpAgent.keepAliveMsecs,
});
}
writeRequestBodyPromise = (0, write_request_body_1.writeRequestBody)(req, request, this.config.requestTimeout).catch(_reject);
});
}
updateHttpClientConfig(key, value) {
this.config = undefined;
this.configProvider = this.configProvider.then((config) => {
return {
...config,
[key]: value,
};
});
}
httpHandlerConfigs() {
var _a;
return (_a = this.config) !== null && _a !== void 0 ? _a : {};
}
}
exports.NodeHttpHandler = NodeHttpHandler;