2026-01-04 21:58:59 -05:00
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import http from "http";
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import { URL } from "url";
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/**
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* Start a local HTTP server to receive OAuth callback
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* @param {Function} onCallback - Called with query params when callback received
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* @param {number} fixedPort - Optional fixed port number (default: random)
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* @returns {Promise<{server: http.Server, port: number, close: Function}>}
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*/
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export function startLocalServer(onCallback, fixedPort = null) {
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return new Promise((resolve, reject) => {
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const server = http.createServer((req, res) => {
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const url = new URL(req.url, `http://localhost`);
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if (url.pathname === "/callback" || url.pathname === "/auth/callback") {
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const params = Object.fromEntries(url.searchParams);
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// Send success response to browser with auto-close attempt
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res.writeHead(200, { "Content-Type": "text/html; charset=utf-8" });
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res.end(`<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>Authentication Successful</title>
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<style>
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body { font-family: system-ui; display: flex; justify-content: center; align-items: center; height: 100vh; margin: 0; background: #f5f5f5; }
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.container { text-align: center; padding: 2rem; background: white; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
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.success { color: #22c55e; font-size: 3rem; }
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h1 { margin: 1rem 0; }
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p { color: #666; }
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#countdown { font-weight: bold; }
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</style>
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</head>
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<body>
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<div class="container">
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<div class="success">✓</div>
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<h1>Authentication Successful</h1>
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<p id="message">Closing in <span id="countdown">3</span> seconds...</p>
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</div>
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<script>
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let count = 3;
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const countdown = document.getElementById("countdown");
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const message = document.getElementById("message");
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const timer = setInterval(() => {
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count--;
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countdown.textContent = count;
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if (count <= 0) {
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clearInterval(timer);
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window.close();
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setTimeout(() => {
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message.textContent = "Please close this tab manually.";
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}, 500);
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}
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}, 1000);
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</script>
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</body>
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</html>`);
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// Call callback with params
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onCallback(params);
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} else {
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res.writeHead(404);
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res.end("Not found");
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}
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});
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// Listen on fixed port or find available port
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const portToUse = fixedPort || 0;
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server.listen(portToUse, "127.0.0.1", () => {
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const { port } = server.address();
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resolve({
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server,
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port,
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close: () => server.close(),
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});
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});
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server.on("error", (err) => {
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if (err.code === "EADDRINUSE" && fixedPort) {
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reject(new Error(`Port ${fixedPort} is already in use. Please close other applications using this port.`));
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} else {
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reject(err);
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}
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});
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});
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}
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/**
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* Wait for callback with timeout
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* @param {number} timeoutMs - Timeout in milliseconds
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* @returns {Promise<Object>} - Callback params
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*/
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export function waitForCallback(timeoutMs = 300000) {
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return new Promise((resolve, reject) => {
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let resolved = false;
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const timeout = setTimeout(() => {
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if (!resolved) {
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resolved = true;
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reject(new Error("Authentication timeout"));
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}
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}, timeoutMs);
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const onCallback = (params) => {
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if (!resolved) {
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resolved = true;
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clearTimeout(timeout);
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resolve(params);
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}
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};
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// Return the callback function
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resolve.__onCallback = onCallback;
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});
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}
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2026-04-14 00:41:06 -04:00
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// Singleton proxy server for Codex OAuth callback on fixed port
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let codexProxyServer = null;
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let codexProxyTimeout = null;
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const CODEX_PROXY_TIMEOUT_MS = 300000; // 5 minutes
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/**
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* Start a proxy server on Codex fixed port (1455) that redirects callback to the app port.
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* Returns { success: true } if started, or { success: false } if port is busy.
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*/
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export function startCodexProxy(appPort) {
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return new Promise((resolve) => {
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// Already running
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if (codexProxyServer) {
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resolve({ success: true });
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return;
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}
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const CODEX_PORT = 1455;
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const server = http.createServer((req, res) => {
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const url = new URL(req.url, "http://localhost");
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if (url.pathname === "/callback" || url.pathname === "/auth/callback") {
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// Redirect to app port with all query params preserved
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const redirectUrl = `http://localhost:${appPort}/callback${url.search}`;
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res.writeHead(302, { Location: redirectUrl });
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res.end();
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// Auto-close after redirect
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stopCodexProxy();
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return;
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}
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res.writeHead(404);
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res.end("Not found");
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});
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server.listen(CODEX_PORT, "127.0.0.1", () => {
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codexProxyServer = server;
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// Auto-cleanup after timeout
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codexProxyTimeout = setTimeout(() => stopCodexProxy(), CODEX_PROXY_TIMEOUT_MS);
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resolve({ success: true });
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});
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server.on("error", (err) => {
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if (err.code === "EADDRINUSE") {
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resolve({ success: false, reason: "port_busy" });
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} else {
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resolve({ success: false, reason: err.message });
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}
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});
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});
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}
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/**
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* Stop the Codex proxy server and cleanup
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*/
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export function stopCodexProxy() {
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if (codexProxyTimeout) {
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clearTimeout(codexProxyTimeout);
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codexProxyTimeout = null;
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}
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if (codexProxyServer) {
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codexProxyServer.close();
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codexProxyServer = null;
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}
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}
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