fd0f80b226
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Backend Maven CI / backend-local (push) Has been cancelled
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
89 lines
3.0 KiB
JavaScript
89 lines
3.0 KiB
JavaScript
import http from 'node:http';
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import { createReadStream, existsSync, statSync } from 'node:fs';
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import { extname, join, normalize, resolve } from 'node:path';
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// 这是 mini-desktop RC 部署的轻量静态服务：同时把前端相对 API 路径反代到 muse-server。
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// 生产化部署应换成 Nginx/Caddy；RC smoke 用 Node 单文件可减少额外系统依赖和端口冲突。
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const args = Object.fromEntries(
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process.argv.slice(2).map((arg) => {
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const [key, ...rest] = arg.replace(/^--/, '').split('=');
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return [key, rest.join('=') || ''];
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}),
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);
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const root = resolve(args.root || '.');
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const port = Number(args.port || 4175);
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const backend = new URL(args.backend || 'http://127.0.0.1:48081');
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const proxyPrefixes = (args.proxy || '/app-api,/admin-api,/sse').split(',').filter(Boolean);
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const contentTypes = new Map([
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['.html', 'text/html; charset=utf-8'],
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['.js', 'text/javascript; charset=utf-8'],
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['.mjs', 'text/javascript; charset=utf-8'],
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['.css', 'text/css; charset=utf-8'],
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['.json', 'application/json; charset=utf-8'],
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['.png', 'image/png'],
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['.jpg', 'image/jpeg'],
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['.jpeg', 'image/jpeg'],
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['.svg', 'image/svg+xml'],
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['.ico', 'image/x-icon'],
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['.woff', 'font/woff'],
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['.woff2', 'font/woff2'],
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['.ttf', 'font/ttf'],
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['.eot', 'application/vnd.ms-fontobject'],
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]);
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function sendNotFound(res) {
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res.writeHead(404, { 'content-type': 'text/plain; charset=utf-8' });
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res.end('Not Found');
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}
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function proxy(req, res) {
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const target = new URL(req.url || '/', backend);
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const headers = { ...req.headers, host: backend.host };
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const upstream = http.request(target, { method: req.method, headers }, (proxyRes) => {
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res.writeHead(proxyRes.statusCode || 502, proxyRes.headers);
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proxyRes.pipe(res);
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});
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upstream.on('error', (error) => {
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res.writeHead(502, { 'content-type': 'application/json; charset=utf-8' });
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res.end(JSON.stringify({ code: 502, msg: `backend unavailable: ${error.code || error.message}` }));
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});
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req.pipe(upstream);
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}
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function serve(req, res) {
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const url = new URL(req.url || '/', `http://${req.headers.host || 'localhost'}`);
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if (proxyPrefixes.some((prefix) => url.pathname === prefix || url.pathname.startsWith(`${prefix}/`))) {
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proxy(req, res);
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return;
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}
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const decodedPath = decodeURIComponent(url.pathname);
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const relative = normalize(decodedPath).replace(/^\/+/, '');
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let file = resolve(join(root, relative));
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if (!file.startsWith(root)) {
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sendNotFound(res);
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return;
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}
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// SPA 深链统一回落到 index.html，避免刷新路由时 404。
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if (!existsSync(file) || statSync(file).isDirectory()) {
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file = join(root, 'index.html');
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}
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if (!existsSync(file) || statSync(file).isDirectory()) {
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sendNotFound(res);
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return;
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}
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const type = contentTypes.get(extname(file).toLowerCase()) || 'application/octet-stream';
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res.writeHead(200, { 'content-type': type });
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createReadStream(file).pipe(res);
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}
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http.createServer(serve).listen(port, '0.0.0.0', () => {
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console.log(`static proxy listening on ${port}, root=${root}, backend=${backend.origin}`);
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});
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