544 lines
26 KiB
JavaScript
544 lines
26 KiB
JavaScript
// this must come first as it includes require hooks
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// This is required before other imports to ensure the require hook is setup.
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import '../node-environment';
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import '../require-hook';
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import url from 'url';
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import path from 'path';
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import loadConfig from '../config';
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import { serveStatic } from '../serve-static';
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import setupDebug from 'next/dist/compiled/debug';
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import * as Log from '../../build/output/log';
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import { DecodeError } from '../../shared/lib/utils';
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import { findPagesDir } from '../../lib/find-pages-dir';
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import { setupFsCheck } from './router-utils/filesystem';
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import { proxyRequest } from './router-utils/proxy-request';
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import { isAbortError, pipeToNodeResponse } from '../pipe-readable';
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import { getResolveRoutes } from './router-utils/resolve-routes';
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import { addRequestMeta, getRequestMeta } from '../request-meta';
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import { pathHasPrefix } from '../../shared/lib/router/utils/path-has-prefix';
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import { removePathPrefix } from '../../shared/lib/router/utils/remove-path-prefix';
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import setupCompression from 'next/dist/compiled/compression';
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import { NoFallbackError } from '../base-server';
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import { signalFromNodeResponse } from '../web/spec-extension/adapters/next-request';
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import { isPostpone } from './router-utils/is-postpone';
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import { parseUrl as parseUrlUtil } from '../../shared/lib/router/utils/parse-url';
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import { PHASE_PRODUCTION_SERVER, PHASE_DEVELOPMENT_SERVER, UNDERSCORE_NOT_FOUND_ROUTE } from '../../shared/lib/constants';
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import { RedirectStatusCode } from '../../client/components/redirect-status-code';
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import { DevBundlerService } from './dev-bundler-service';
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import { trace } from '../../trace';
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import { ensureLeadingSlash } from '../../shared/lib/page-path/ensure-leading-slash';
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import { getNextPathnameInfo } from '../../shared/lib/router/utils/get-next-pathname-info';
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import { getHostname } from '../../shared/lib/get-hostname';
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import { detectDomainLocale } from '../../shared/lib/i18n/detect-domain-locale';
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import { MockedResponse } from './mock-request';
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import { HMR_ACTIONS_SENT_TO_BROWSER } from '../dev/hot-reloader-types';
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import { normalizedAssetPrefix } from '../../shared/lib/normalized-asset-prefix';
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import { NEXT_PATCH_SYMBOL } from './patch-fetch';
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import { filterInternalHeaders } from './server-ipc/utils';
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import { blockCrossSite } from './router-utils/block-cross-site';
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import { traceGlobals } from '../../trace/shared';
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const debug = setupDebug('next:router-server:main');
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const isNextFont = (pathname)=>pathname && /\/media\/[^/]+\.(woff|woff2|eot|ttf|otf)$/.test(pathname);
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const requestHandlers = {};
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export async function initialize(opts) {
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if (!process.env.NODE_ENV) {
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// @ts-ignore not readonly
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process.env.NODE_ENV = opts.dev ? 'development' : 'production';
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}
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const config = await loadConfig(opts.dev ? PHASE_DEVELOPMENT_SERVER : PHASE_PRODUCTION_SERVER, opts.dir, {
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silent: false
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});
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let compress;
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if ((config == null ? void 0 : config.compress) !== false) {
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compress = setupCompression();
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}
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const fsChecker = await setupFsCheck({
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dev: opts.dev,
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dir: opts.dir,
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config,
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minimalMode: opts.minimalMode
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});
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const renderServer = {};
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let developmentBundler;
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let devBundlerService;
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let originalFetch = globalThis.fetch;
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if (opts.dev) {
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const { Telemetry } = require('../../telemetry/storage');
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const telemetry = new Telemetry({
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distDir: path.join(opts.dir, config.distDir)
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});
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traceGlobals.set('telemetry', telemetry);
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const { pagesDir, appDir } = findPagesDir(opts.dir);
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const { setupDevBundler } = require('./router-utils/setup-dev-bundler');
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const resetFetch = ()=>{
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globalThis.fetch = originalFetch;
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globalThis[NEXT_PATCH_SYMBOL] = false;
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};
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const setupDevBundlerSpan = opts.startServerSpan ? opts.startServerSpan.traceChild('setup-dev-bundler') : trace('setup-dev-bundler');
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developmentBundler = await setupDevBundlerSpan.traceAsyncFn(()=>setupDevBundler({
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// Passed here but the initialization of this object happens below, doing the initialization before the setupDev call breaks.
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renderServer,
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appDir,
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pagesDir,
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telemetry,
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fsChecker,
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dir: opts.dir,
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nextConfig: config,
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isCustomServer: opts.customServer,
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turbo: !!process.env.TURBOPACK,
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port: opts.port,
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onDevServerCleanup: opts.onDevServerCleanup,
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resetFetch
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}));
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devBundlerService = new DevBundlerService(developmentBundler, // The request handler is assigned below, this allows us to create a lazy
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// reference to it.
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(req, res)=>{
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return requestHandlers[opts.dir](req, res);
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});
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}
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renderServer.instance = require('./render-server');
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const requestHandlerImpl = async (req, res)=>{
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// internal headers should not be honored by the request handler
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if (!process.env.NEXT_PRIVATE_TEST_HEADERS) {
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filterInternalHeaders(req.headers);
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}
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if (!opts.minimalMode && config.i18n && config.i18n.localeDetection !== false) {
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var _this;
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const urlParts = (req.url || '').split('?', 1);
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let urlNoQuery = urlParts[0] || '';
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if (config.basePath) {
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urlNoQuery = removePathPrefix(urlNoQuery, config.basePath);
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}
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const pathnameInfo = getNextPathnameInfo(urlNoQuery, {
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nextConfig: config
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});
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const domainLocale = detectDomainLocale(config.i18n.domains, getHostname({
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hostname: urlNoQuery
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}, req.headers));
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const defaultLocale = (domainLocale == null ? void 0 : domainLocale.defaultLocale) || config.i18n.defaultLocale;
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const { getLocaleRedirect } = require('../../shared/lib/i18n/get-locale-redirect');
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const parsedUrl = parseUrlUtil((_this = req.url || '') == null ? void 0 : _this.replace(/^\/+/, '/'));
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const redirect = getLocaleRedirect({
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defaultLocale,
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domainLocale,
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headers: req.headers,
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nextConfig: config,
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pathLocale: pathnameInfo.locale,
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urlParsed: {
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...parsedUrl,
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pathname: pathnameInfo.locale ? `/${pathnameInfo.locale}${urlNoQuery}` : urlNoQuery
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}
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});
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if (redirect) {
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res.setHeader('Location', redirect);
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res.statusCode = RedirectStatusCode.TemporaryRedirect;
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res.end(redirect);
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return;
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}
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}
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if (compress) {
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// @ts-expect-error not express req/res
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compress(req, res, ()=>{});
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}
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req.on('error', (_err)=>{
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// TODO: log socket errors?
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});
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res.on('error', (_err)=>{
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// TODO: log socket errors?
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});
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const invokedOutputs = new Set();
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async function invokeRender(parsedUrl, invokePath, handleIndex, additionalRequestMeta) {
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var _fsChecker_getMiddlewareMatchers;
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// invokeRender expects /api routes to not be locale prefixed
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// so normalize here before continuing
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if (config.i18n && removePathPrefix(invokePath, config.basePath).startsWith(`/${getRequestMeta(req, 'locale')}/api`)) {
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invokePath = fsChecker.handleLocale(removePathPrefix(invokePath, config.basePath)).pathname;
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}
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if (req.headers['x-nextjs-data'] && ((_fsChecker_getMiddlewareMatchers = fsChecker.getMiddlewareMatchers()) == null ? void 0 : _fsChecker_getMiddlewareMatchers.length) && removePathPrefix(invokePath, config.basePath) === '/404') {
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res.setHeader('x-nextjs-matched-path', parsedUrl.pathname || '');
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res.statusCode = 404;
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res.setHeader('content-type', 'application/json');
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res.end('{}');
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return null;
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}
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if (!handlers) {
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throw Object.defineProperty(new Error('Failed to initialize render server'), "__NEXT_ERROR_CODE", {
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value: "E90",
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enumerable: false,
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configurable: true
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});
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}
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addRequestMeta(req, 'invokePath', invokePath);
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addRequestMeta(req, 'invokeQuery', parsedUrl.query);
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addRequestMeta(req, 'middlewareInvoke', false);
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for(const key in additionalRequestMeta || {}){
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addRequestMeta(req, key, additionalRequestMeta[key]);
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}
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debug('invokeRender', req.url, req.headers);
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try {
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var _renderServer_instance;
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const initResult = await (renderServer == null ? void 0 : (_renderServer_instance = renderServer.instance) == null ? void 0 : _renderServer_instance.initialize(renderServerOpts));
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try {
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await (initResult == null ? void 0 : initResult.requestHandler(req, res));
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} catch (err) {
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if (err instanceof NoFallbackError) {
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// eslint-disable-next-line
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await handleRequest(handleIndex + 1);
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return;
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}
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throw err;
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}
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return;
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} catch (e) {
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// If the client aborts before we can receive a response object (when
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// the headers are flushed), then we can early exit without further
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// processing.
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if (isAbortError(e)) {
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return;
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}
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throw e;
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}
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}
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const handleRequest = async (handleIndex)=>{
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if (handleIndex > 5) {
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throw Object.defineProperty(new Error(`Attempted to handle request too many times ${req.url}`), "__NEXT_ERROR_CODE", {
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value: "E283",
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enumerable: false,
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configurable: true
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});
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}
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// handle hot-reloader first
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if (developmentBundler) {
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if (blockCrossSite(req, res, config.allowedDevOrigins, opts.hostname)) {
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return;
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}
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const origUrl = req.url || '/';
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if (config.basePath && pathHasPrefix(origUrl, config.basePath)) {
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req.url = removePathPrefix(origUrl, config.basePath);
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}
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const parsedUrl = url.parse(req.url || '/');
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const hotReloaderResult = await developmentBundler.hotReloader.run(req, res, parsedUrl);
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if (hotReloaderResult.finished) {
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return hotReloaderResult;
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}
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req.url = origUrl;
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}
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const { finished, parsedUrl, statusCode, resHeaders, bodyStream, matchedOutput } = await resolveRoutes({
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req,
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res,
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isUpgradeReq: false,
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signal: signalFromNodeResponse(res),
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invokedOutputs
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});
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if (res.closed || res.finished) {
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return;
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}
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if (developmentBundler && (matchedOutput == null ? void 0 : matchedOutput.type) === 'devVirtualFsItem') {
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const origUrl = req.url || '/';
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if (config.basePath && pathHasPrefix(origUrl, config.basePath)) {
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req.url = removePathPrefix(origUrl, config.basePath);
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}
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if (resHeaders) {
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for (const key of Object.keys(resHeaders)){
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res.setHeader(key, resHeaders[key]);
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}
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}
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const result = await developmentBundler.requestHandler(req, res);
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if (result.finished) {
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return;
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}
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// TODO: throw invariant if we resolved to this but it wasn't handled?
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req.url = origUrl;
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}
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debug('requestHandler!', req.url, {
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matchedOutput,
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statusCode,
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resHeaders,
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bodyStream: !!bodyStream,
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parsedUrl: {
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pathname: parsedUrl.pathname,
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query: parsedUrl.query
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},
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finished
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});
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// apply any response headers from routing
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for (const key of Object.keys(resHeaders || {})){
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res.setHeader(key, resHeaders[key]);
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}
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// handle redirect
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if (!bodyStream && statusCode && statusCode > 300 && statusCode < 400) {
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const destination = url.format(parsedUrl);
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res.statusCode = statusCode;
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res.setHeader('location', destination);
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if (statusCode === RedirectStatusCode.PermanentRedirect) {
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res.setHeader('Refresh', `0;url=${destination}`);
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}
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return res.end(destination);
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}
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// handle middleware body response
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if (bodyStream) {
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res.statusCode = statusCode || 200;
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return await pipeToNodeResponse(bodyStream, res);
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}
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if (finished && parsedUrl.protocol) {
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var _getRequestMeta;
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return await proxyRequest(req, res, parsedUrl, undefined, (_getRequestMeta = getRequestMeta(req, 'clonableBody')) == null ? void 0 : _getRequestMeta.cloneBodyStream(), config.experimental.proxyTimeout);
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}
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if ((matchedOutput == null ? void 0 : matchedOutput.fsPath) && matchedOutput.itemPath) {
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if (opts.dev && (fsChecker.appFiles.has(matchedOutput.itemPath) || fsChecker.pageFiles.has(matchedOutput.itemPath))) {
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res.statusCode = 500;
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const message = `A conflicting public file and page file was found for path ${matchedOutput.itemPath} https://nextjs.org/docs/messages/conflicting-public-file-page`;
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await invokeRender(parsedUrl, '/_error', handleIndex, {
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invokeStatus: 500,
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invokeError: Object.defineProperty(new Error(message), "__NEXT_ERROR_CODE", {
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value: "E394",
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enumerable: false,
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configurable: true
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})
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});
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Log.error(message);
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return;
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}
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if (!res.getHeader('cache-control') && matchedOutput.type === 'nextStaticFolder') {
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if (opts.dev && !isNextFont(parsedUrl.pathname)) {
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res.setHeader('Cache-Control', 'no-store, must-revalidate');
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} else {
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res.setHeader('Cache-Control', 'public, max-age=31536000, immutable');
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}
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}
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if (!(req.method === 'GET' || req.method === 'HEAD')) {
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res.setHeader('Allow', [
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'GET',
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'HEAD'
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]);
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res.statusCode = 405;
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return await invokeRender(url.parse('/405', true), '/405', handleIndex, {
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invokeStatus: 405
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});
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}
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try {
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return await serveStatic(req, res, matchedOutput.itemPath, {
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root: matchedOutput.itemsRoot,
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// Ensures that etags are not generated for static files when disabled.
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etag: config.generateEtags
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});
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} catch (err) {
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/**
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* Hardcoded every possible error status code that could be thrown by "serveStatic" method
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* This is done by searching "this.error" inside "send" module's source code:
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* https://github.com/pillarjs/send/blob/master/index.js
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* https://github.com/pillarjs/send/blob/develop/index.js
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*/ const POSSIBLE_ERROR_CODE_FROM_SERVE_STATIC = new Set([
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// send module will throw 500 when header is already sent or fs.stat error happens
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// https://github.com/pillarjs/send/blob/53f0ab476145670a9bdd3dc722ab2fdc8d358fc6/index.js#L392
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// Note: we will use Next.js built-in 500 page to handle 500 errors
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// 500,
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// send module will throw 404 when file is missing
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// https://github.com/pillarjs/send/blob/53f0ab476145670a9bdd3dc722ab2fdc8d358fc6/index.js#L421
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// Note: we will use Next.js built-in 404 page to handle 404 errors
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// 404,
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// send module will throw 403 when redirecting to a directory without enabling directory listing
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// https://github.com/pillarjs/send/blob/53f0ab476145670a9bdd3dc722ab2fdc8d358fc6/index.js#L484
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// Note: Next.js throws a different error (without status code) for directory listing
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// 403,
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// send module will throw 400 when fails to normalize the path
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// https://github.com/pillarjs/send/blob/53f0ab476145670a9bdd3dc722ab2fdc8d358fc6/index.js#L520
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400,
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// send module will throw 412 with conditional GET request
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// https://github.com/pillarjs/send/blob/53f0ab476145670a9bdd3dc722ab2fdc8d358fc6/index.js#L632
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412,
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// send module will throw 416 when range is not satisfiable
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// https://github.com/pillarjs/send/blob/53f0ab476145670a9bdd3dc722ab2fdc8d358fc6/index.js#L669
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416
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]);
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let validErrorStatus = POSSIBLE_ERROR_CODE_FROM_SERVE_STATIC.has(err.statusCode);
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// normalize non-allowed status codes
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if (!validErrorStatus) {
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;
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err.statusCode = 400;
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}
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if (typeof err.statusCode === 'number') {
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const invokePath = `/${err.statusCode}`;
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const invokeStatus = err.statusCode;
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res.statusCode = err.statusCode;
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return await invokeRender(url.parse(invokePath, true), invokePath, handleIndex, {
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invokeStatus
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});
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}
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throw err;
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}
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}
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if (matchedOutput) {
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invokedOutputs.add(matchedOutput.itemPath);
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return await invokeRender(parsedUrl, parsedUrl.pathname || '/', handleIndex, {
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invokeOutput: matchedOutput.itemPath
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});
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}
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// 404 case
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res.setHeader('Cache-Control', 'private, no-cache, no-store, max-age=0, must-revalidate');
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// Short-circuit favicon.ico serving so that the 404 page doesn't get built as favicon is requested by the browser when loading any route.
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if (opts.dev && !matchedOutput && parsedUrl.pathname === '/favicon.ico') {
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res.statusCode = 404;
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res.end('');
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return null;
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}
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const appNotFound = opts.dev ? developmentBundler == null ? void 0 : developmentBundler.serverFields.hasAppNotFound : await fsChecker.getItem(UNDERSCORE_NOT_FOUND_ROUTE);
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res.statusCode = 404;
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if (appNotFound) {
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return await invokeRender(parsedUrl, UNDERSCORE_NOT_FOUND_ROUTE, handleIndex, {
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invokeStatus: 404
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});
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}
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await invokeRender(parsedUrl, '/404', handleIndex, {
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invokeStatus: 404
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});
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};
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try {
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await handleRequest(0);
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} catch (err) {
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try {
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let invokePath = '/500';
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let invokeStatus = '500';
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if (err instanceof DecodeError) {
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invokePath = '/400';
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invokeStatus = '400';
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} else {
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console.error(err);
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}
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res.statusCode = Number(invokeStatus);
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return await invokeRender(url.parse(invokePath, true), invokePath, 0, {
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invokeStatus: res.statusCode
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});
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} catch (err2) {
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console.error(err2);
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}
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res.statusCode = 500;
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res.end('Internal Server Error');
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}
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};
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let requestHandler = requestHandlerImpl;
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if (config.experimental.testProxy) {
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// Intercept fetch and other testmode apis.
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const { wrapRequestHandlerWorker, interceptTestApis } = require('next/dist/experimental/testmode/server');
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requestHandler = wrapRequestHandlerWorker(requestHandler);
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interceptTestApis();
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// We treat the intercepted fetch as "original" fetch that should be reset to during HMR.
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originalFetch = globalThis.fetch;
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}
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requestHandlers[opts.dir] = requestHandler;
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const renderServerOpts = {
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port: opts.port,
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dir: opts.dir,
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hostname: opts.hostname,
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minimalMode: opts.minimalMode,
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dev: !!opts.dev,
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server: opts.server,
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serverFields: {
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...(developmentBundler == null ? void 0 : developmentBundler.serverFields) || {},
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setIsrStatus: devBundlerService == null ? void 0 : devBundlerService.setIsrStatus.bind(devBundlerService)
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},
|
|
experimentalTestProxy: !!config.experimental.testProxy,
|
|
experimentalHttpsServer: !!opts.experimentalHttpsServer,
|
|
bundlerService: devBundlerService,
|
|
startServerSpan: opts.startServerSpan,
|
|
quiet: opts.quiet,
|
|
onDevServerCleanup: opts.onDevServerCleanup
|
|
};
|
|
renderServerOpts.serverFields.routerServerHandler = requestHandlerImpl;
|
|
// pre-initialize workers
|
|
const handlers = await renderServer.instance.initialize(renderServerOpts);
|
|
const logError = async (type, err)=>{
|
|
if (isPostpone(err)) {
|
|
// React postpones that are unhandled might end up logged here but they're
|
|
// not really errors. They're just part of rendering.
|
|
return;
|
|
}
|
|
if (type === 'unhandledRejection') {
|
|
Log.error('unhandledRejection: ', err);
|
|
} else if (type === 'uncaughtException') {
|
|
Log.error('uncaughtException: ', err);
|
|
}
|
|
};
|
|
process.on('uncaughtException', logError.bind(null, 'uncaughtException'));
|
|
process.on('unhandledRejection', logError.bind(null, 'unhandledRejection'));
|
|
const resolveRoutes = getResolveRoutes(fsChecker, config, opts, renderServer.instance, renderServerOpts, developmentBundler == null ? void 0 : developmentBundler.ensureMiddleware);
|
|
const upgradeHandler = async (req, socket, head)=>{
|
|
try {
|
|
req.on('error', (_err)=>{
|
|
// TODO: log socket errors?
|
|
// console.error(_err);
|
|
});
|
|
socket.on('error', (_err)=>{
|
|
// TODO: log socket errors?
|
|
// console.error(_err);
|
|
});
|
|
if (opts.dev && developmentBundler && req.url) {
|
|
if (blockCrossSite(req, socket, config.allowedDevOrigins, opts.hostname)) {
|
|
return;
|
|
}
|
|
const { basePath, assetPrefix } = config;
|
|
let hmrPrefix = basePath;
|
|
// assetPrefix overrides basePath for HMR path
|
|
if (assetPrefix) {
|
|
hmrPrefix = normalizedAssetPrefix(assetPrefix);
|
|
if (URL.canParse(hmrPrefix)) {
|
|
// remove trailing slash from pathname
|
|
// return empty string if pathname is '/'
|
|
// to avoid conflicts with '/_next' below
|
|
hmrPrefix = new URL(hmrPrefix).pathname.replace(/\/$/, '');
|
|
}
|
|
}
|
|
const isHMRRequest = req.url.startsWith(ensureLeadingSlash(`${hmrPrefix}/_next/webpack-hmr`));
|
|
// only handle HMR requests if the basePath in the request
|
|
// matches the basePath for the handler responding to the request
|
|
if (isHMRRequest) {
|
|
return developmentBundler.hotReloader.onHMR(req, socket, head, (client)=>{
|
|
client.send(JSON.stringify({
|
|
action: HMR_ACTIONS_SENT_TO_BROWSER.ISR_MANIFEST,
|
|
data: (devBundlerService == null ? void 0 : devBundlerService.appIsrManifest) || {}
|
|
}));
|
|
});
|
|
}
|
|
}
|
|
const res = new MockedResponse({
|
|
resWriter: ()=>{
|
|
throw Object.defineProperty(new Error('Invariant: did not expect response writer to be written to for upgrade request'), "__NEXT_ERROR_CODE", {
|
|
value: "E522",
|
|
enumerable: false,
|
|
configurable: true
|
|
});
|
|
}
|
|
});
|
|
const { matchedOutput, parsedUrl } = await resolveRoutes({
|
|
req,
|
|
res,
|
|
isUpgradeReq: true,
|
|
signal: signalFromNodeResponse(socket)
|
|
});
|
|
// TODO: allow upgrade requests to pages/app paths?
|
|
// this was not previously supported
|
|
if (matchedOutput) {
|
|
return socket.end();
|
|
}
|
|
if (parsedUrl.protocol) {
|
|
return await proxyRequest(req, socket, parsedUrl, head);
|
|
}
|
|
// If there's no matched output, we don't handle the request as user's
|
|
// custom WS server may be listening on the same path.
|
|
} catch (err) {
|
|
console.error('Error handling upgrade request', err);
|
|
socket.end();
|
|
}
|
|
};
|
|
return {
|
|
requestHandler,
|
|
upgradeHandler,
|
|
server: handlers.server,
|
|
closeUpgraded () {
|
|
var _developmentBundler_hotReloader;
|
|
developmentBundler == null ? void 0 : (_developmentBundler_hotReloader = developmentBundler.hotReloader) == null ? void 0 : _developmentBundler_hotReloader.close();
|
|
}
|
|
};
|
|
}
|
|
|
|
//# sourceMappingURL=router-server.js.map
|