https-proxy-server-express/dist/index.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.ProxyServer = void 0;
const express_1 = __importDefault(require("express"));
const https_1 = __importDefault(require("https"));
const http_proxy_middleware_1 = require("http-proxy-middleware");
class ProxyServer {
    log;
    app;
    server;
    port;
    options;
    target;
    constructor(port, options, target, log = false) {
        this.log = log;
        this.app = (0, express_1.default)();
        this.server = null;
        this.port = port;
        this.options = options;
        this.target = target;
        this.setupMiddleware();
        this.setupProxy();
    }
    setupMiddleware() {
        const clientCertAuth = (req, res, next) => {
            const clientCert = req.socket.getPeerCertificate();
            if (!clientCert) {
                return res.status(401).send("No client certificate provided.");
            }
            if (!req.socket.authorized) {
                return res
                    .status(401)
                    .send("Invalid client certificate authentication.");
            }
            next();
            return null;
        };
        this.app.use(clientCertAuth);
    }
    setupProxy() {
        const proxyOptions = {
            target: this.target,
            changeOrigin: true,
            secure: false,
        };
        this.app.use("/", (0, http_proxy_middleware_1.createProxyMiddleware)(proxyOptions));
    }
    async start() {
        this.server = https_1.default
            .createServer(this.options, this.app)
            .listen(this.port, () => {
            if (this.log)
                console.log(`Server is running on port ${this.port}`);
        });
    }
    async stop() {
        if (this.server) {
            await new Promise((resolve) => {
                this.server?.close(() => {
                    if (this.log)
                        console.log(`Server on port ${this.port} has been stopped`);
                    resolve(null);
                });
            });
        }
    }
}
exports.ProxyServer = ProxyServer;