import { NormalizeError, DecodeError, normalizeRepeatedSlashes, MissingStaticPage } from "../shared/lib/utils";
import { format as formatUrl, parse as parseUrl } from "url";
import { formatHostname } from "./lib/format-hostname";
import { getRedirectStatus } from "../lib/redirect-status";
import { isEdgeRuntime } from "../lib/is-edge-runtime";
import { APP_PATHS_MANIFEST, NEXT_BUILTIN_DOCUMENT, PAGES_MANIFEST, STATIC_STATUS_PAGES, TEMPORARY_REDIRECT_STATUS } from "../shared/lib/constants";
import { isDynamicRoute } from "../shared/lib/router/utils";
import { checkIsOnDemandRevalidate } from "./api-utils";
import { setConfig } from "../shared/lib/runtime-config.external";
import { setRevalidateHeaders } from "./send-payload/revalidate-headers";
import { execOnce } from "../shared/lib/utils";
import { isBlockedPage } from "./utils";
import { isBot } from "../shared/lib/router/utils/is-bot";
import RenderResult from "./render-result";
import { removeTrailingSlash } from "../shared/lib/router/utils/remove-trailing-slash";
import { denormalizePagePath } from "../shared/lib/page-path/denormalize-page-path";
import * as Log from "../build/output/log";
import escapePathDelimiters from "../shared/lib/router/utils/escape-path-delimiters";
import { getUtils } from "./server-utils";
import isError, { getProperError } from "../lib/is-error";
import { addRequestMeta, getRequestMeta, removeRequestMeta } from "./request-meta";
import { removePathPrefix } from "../shared/lib/router/utils/remove-path-prefix";
import { normalizeAppPath, normalizeRscPath } from "../shared/lib/router/utils/app-paths";
import { getHostname } from "../shared/lib/get-hostname";
import { parseUrl as parseUrlUtil } from "../shared/lib/router/utils/parse-url";
import { getNextPathnameInfo } from "../shared/lib/router/utils/get-next-pathname-info";
import { RSC, RSC_VARY_HEADER, FLIGHT_PARAMETERS, NEXT_RSC_UNION_QUERY, ACTION, NEXT_ROUTER_PREFETCH, RSC_CONTENT_TYPE_HEADER } from "../client/components/app-router-headers";
import { LocaleRouteNormalizer } from "./future/normalizers/locale-route-normalizer";
import { DefaultRouteMatcherManager } from "./future/route-matcher-managers/default-route-matcher-manager";
import { AppPageRouteMatcherProvider } from "./future/route-matcher-providers/app-page-route-matcher-provider";
import { AppRouteRouteMatcherProvider } from "./future/route-matcher-providers/app-route-route-matcher-provider";
import { PagesAPIRouteMatcherProvider } from "./future/route-matcher-providers/pages-api-route-matcher-provider";
import { PagesRouteMatcherProvider } from "./future/route-matcher-providers/pages-route-matcher-provider";
import { ServerManifestLoader } from "./future/route-matcher-providers/helpers/manifest-loaders/server-manifest-loader";
import { getTracer, SpanKind } from "./lib/trace/tracer";
import { BaseServerSpan } from "./lib/trace/constants";
import { I18NProvider } from "./future/helpers/i18n-provider";
import { sendResponse } from "./send-response";
import { RouteKind } from "./future/route-kind";
import { handleInternalServerErrorResponse } from "./future/route-modules/helpers/response-handlers";
import { fromNodeOutgoingHttpHeaders, toNodeOutgoingHttpHeaders } from "./web/utils";
import { NEXT_CACHE_TAGS_HEADER, NEXT_QUERY_PARAM_PREFIX } from "../lib/constants";
import { normalizeLocalePath } from "../shared/lib/i18n/normalize-locale-path";
import { NextRequestAdapter, signalFromNodeResponse } from "./web/spec-extension/adapters/next-request";
import { matchNextDataPathname } from "./lib/match-next-data-pathname";
import getRouteFromAssetPath from "../shared/lib/router/utils/get-route-from-asset-path";
import { stripInternalHeaders } from "./internal-utils";
export class NoFallbackError extends Error {
}
// Internal wrapper around build errors at development
// time, to prevent us from propagating or logging them
export class WrappedBuildError extends Error {
constructor(innerError){
super();
this.innerError = innerError;
}
}
export default class Server {
constructor(options){
var _this_nextConfig_i18n, _this_nextConfig_experimental_amp, _this_nextConfig_i18n1;
this.prepared = false;
this.preparedPromise = null;
this.customErrorNo404Warn = execOnce(()=>{
Log.warn(`You have added a custom /_error page without a custom /404 page. This prevents the 404 page from being auto statically optimized.\nSee here for info: https://nextjs.org/docs/messages/custom-error-no-custom-404`);
});
const { dir = ".", quiet = false, conf, dev = false, minimalMode = false, customServer = true, hostname, port } = options;
this.serverOptions = options;
this.dir = process.env.NEXT_RUNTIME === "edge" ? dir : require("path").resolve(dir);
this.quiet = quiet;
this.loadEnvConfig({
dev
});
// TODO: should conf be normalized to prevent missing
// values from causing issues as this can be user provided
this.nextConfig = conf;
this.hostname = hostname;
if (this.hostname) {
// we format the hostname so that it can be fetched
this.fetchHostname = formatHostname(this.hostname);
}
this.port = port;
this.distDir = process.env.NEXT_RUNTIME === "edge" ? this.nextConfig.distDir : require("path").join(this.dir, this.nextConfig.distDir);
this.publicDir = this.getPublicDir();
this.hasStaticDir = !minimalMode && this.getHasStaticDir();
this.i18nProvider = ((_this_nextConfig_i18n = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n.locales) ? new I18NProvider(this.nextConfig.i18n) : undefined;
// Configure the locale normalizer, it's used for routes inside `pages/`.
this.localeNormalizer = this.i18nProvider ? new LocaleRouteNormalizer(this.i18nProvider) : undefined;
// Only serverRuntimeConfig needs the default
// publicRuntimeConfig gets it's default in client/index.js
const { serverRuntimeConfig = {}, publicRuntimeConfig, assetPrefix, generateEtags } = this.nextConfig;
this.buildId = this.getBuildId();
// this is a hack to avoid Webpack knowing this is equal to this.minimalMode
// because we replace this.minimalMode to true in production bundles.
const minimalModeKey = "minimalMode";
this[minimalModeKey] = minimalMode || !!process.env.NEXT_PRIVATE_MINIMAL_MODE;
this.hasAppDir = this.getHasAppDir(dev);
const serverComponents = this.hasAppDir;
this.nextFontManifest = this.getNextFontManifest();
if (process.env.NEXT_RUNTIME !== "edge") {
if (this.nextConfig.experimental.deploymentId) {
process.env.NEXT_DEPLOYMENT_ID = this.nextConfig.experimental.deploymentId;
}
}
this.renderOpts = {
deploymentId: this.nextConfig.experimental.deploymentId,
strictNextHead: !!this.nextConfig.experimental.strictNextHead,
poweredByHeader: this.nextConfig.poweredByHeader,
canonicalBase: this.nextConfig.amp.canonicalBase || "",
buildId: this.buildId,
generateEtags,
previewProps: this.getPrerenderManifest().preview,
customServer: customServer === true ? true : undefined,
ampOptimizerConfig: (_this_nextConfig_experimental_amp = this.nextConfig.experimental.amp) == null ? void 0 : _this_nextConfig_experimental_amp.optimizer,
basePath: this.nextConfig.basePath,
images: this.nextConfig.images,
optimizeFonts: this.nextConfig.optimizeFonts,
fontManifest: this.nextConfig.optimizeFonts && !dev ? this.getFontManifest() : undefined,
optimizeCss: this.nextConfig.experimental.optimizeCss,
nextConfigOutput: this.nextConfig.output,
nextScriptWorkers: this.nextConfig.experimental.nextScriptWorkers,
disableOptimizedLoading: this.nextConfig.experimental.disableOptimizedLoading,
domainLocales: (_this_nextConfig_i18n1 = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n1.domains,
distDir: this.distDir,
serverComponents,
crossOrigin: this.nextConfig.crossOrigin ? this.nextConfig.crossOrigin : undefined,
largePageDataBytes: this.nextConfig.experimental.largePageDataBytes,
// Only the `publicRuntimeConfig` key is exposed to the client side
// It'll be rendered as part of __NEXT_DATA__ on the client side
runtimeConfig: Object.keys(publicRuntimeConfig).length > 0 ? publicRuntimeConfig : undefined,
// @ts-expect-error internal field not publicly exposed
isExperimentalCompile: this.nextConfig.experimental.isExperimentalCompile
};
// Initialize next/config with the environment configuration
setConfig({
serverRuntimeConfig,
publicRuntimeConfig
});
this.pagesManifest = this.getPagesManifest();
this.appPathsManifest = this.getAppPathsManifest();
this.appPathRoutes = this.getAppPathRoutes();
// Configure the routes.
this.matchers = this.getRouteMatchers();
// Start route compilation. We don't wait for the routes to finish loading
// because we use the `waitTillReady` promise below in `handleRequest` to
// wait. Also we can't `await` in the constructor.
void this.matchers.reload();
this.setAssetPrefix(assetPrefix);
this.responseCache = this.getResponseCache({
dev
});
}
reloadMatchers() {
return this.matchers.reload();
}
async handleNextDataRequest(req, res, parsedUrl) {
const middleware = this.getMiddleware();
const params = matchNextDataPathname(parsedUrl.pathname);
// ignore for non-next data URLs
if (!params || !params.path) {
return {
finished: false
};
}
if (params.path[0] !== this.buildId) {
// Ignore if its a middleware request when we aren't on edge.
if (process.env.NEXT_RUNTIME !== "edge" && req.headers["x-middleware-invoke"]) {
return {
finished: false
};
}
// Make sure to 404 if the buildId isn't correct
await this.render404(req, res, parsedUrl);
return {
finished: true
};
}
// remove buildId from URL
params.path.shift();
const lastParam = params.path[params.path.length - 1];
// show 404 if it doesn't end with .json
if (typeof lastParam !== "string" || !lastParam.endsWith(".json")) {
await this.render404(req, res, parsedUrl);
return {
finished: true
};
}
// re-create page's pathname
let pathname = `/${params.path.join("/")}`;
pathname = getRouteFromAssetPath(pathname, ".json");
// ensure trailing slash is normalized per config
if (middleware) {
if (this.nextConfig.trailingSlash && !pathname.endsWith("/")) {
pathname += "/";
}
if (!this.nextConfig.trailingSlash && pathname.length > 1 && pathname.endsWith("/")) {
pathname = pathname.substring(0, pathname.length - 1);
}
}
if (this.i18nProvider) {
var _req_headers_host;
// Remove the port from the hostname if present.
const hostname = req == null ? void 0 : (_req_headers_host = req.headers.host) == null ? void 0 : _req_headers_host.split(":")[0].toLowerCase();
const domainLocale = this.i18nProvider.detectDomainLocale(hostname);
const defaultLocale = (domainLocale == null ? void 0 : domainLocale.defaultLocale) ?? this.i18nProvider.config.defaultLocale;
const localePathResult = this.i18nProvider.analyze(pathname);
// If the locale is detected from the path, we need to remove it
// from the pathname.
if (localePathResult.detectedLocale) {
pathname = localePathResult.pathname;
}
// Update the query with the detected locale and default locale.
parsedUrl.query.__nextLocale = localePathResult.detectedLocale;
parsedUrl.query.__nextDefaultLocale = defaultLocale;
// If the locale is not detected from the path, we need to mark that
// it was not inferred from default.
if (!localePathResult.detectedLocale) {
delete parsedUrl.query.__nextInferredLocaleFromDefault;
}
// If no locale was detected and we don't have middleware, we need
// to render a 404 page.
if (!localePathResult.detectedLocale && !middleware) {
parsedUrl.query.__nextLocale = defaultLocale;
await this.render404(req, res, parsedUrl);
return {
finished: true
};
}
}
parsedUrl.pathname = pathname;
parsedUrl.query.__nextDataReq = "1";
return {
finished: false
};
}
async handleNextImageRequest(_req, _res, _parsedUrl) {
return {
finished: false
};
}
async handleCatchallRenderRequest(_req, _res, _parsedUrl) {
return {
finished: false
};
}
async handleCatchallMiddlewareRequest(_req, _res, _parsedUrl) {
return {
finished: false
};
}
getRouteMatchers() {
// Create a new manifest loader that get's the manifests from the server.
const manifestLoader = new ServerManifestLoader((name)=>{
switch(name){
case PAGES_MANIFEST:
return this.getPagesManifest() ?? null;
case APP_PATHS_MANIFEST:
return this.getAppPathsManifest() ?? null;
default:
return null;
}
});
// Configure the matchers and handlers.
const matchers = new DefaultRouteMatcherManager();
// Match pages under `pages/`.
matchers.push(new PagesRouteMatcherProvider(this.distDir, manifestLoader, this.i18nProvider));
// Match api routes under `pages/api/`.
matchers.push(new PagesAPIRouteMatcherProvider(this.distDir, manifestLoader, this.i18nProvider));
// If the app directory is enabled, then add the app matchers and handlers.
if (this.hasAppDir) {
// Match app pages under `app/`.
matchers.push(new AppPageRouteMatcherProvider(this.distDir, manifestLoader));
matchers.push(new AppRouteRouteMatcherProvider(this.distDir, manifestLoader));
}
return matchers;
}
logError(err) {
if (this.quiet) return;
console.error(err);
}
async handleRequest(req, res, parsedUrl) {
await this.prepare();
const method = req.method.toUpperCase();
return getTracer().trace(BaseServerSpan.handleRequest, {
spanName: `${method} ${req.url}`,
kind: SpanKind.SERVER,
attributes: {
"http.method": method,
"http.target": req.url
}
}, async (span)=>this.handleRequestImpl(req, res, parsedUrl).finally(()=>{
if (!span) return;
span.setAttributes({
"http.status_code": res.statusCode
});
const rootSpanAttributes = getTracer().getRootSpanAttributes();
// We were unable to get attributes, probably OTEL is not enabled
if (!rootSpanAttributes) return;
if (rootSpanAttributes.get("next.span_type") !== BaseServerSpan.handleRequest) {
console.warn(`Unexpected root span type '${rootSpanAttributes.get("next.span_type")}'. Please report this Next.js issue https://github.com/vercel/next.js`);
return;
}
const route = rootSpanAttributes.get("next.route");
if (route) {
const newName = `${method} ${route}`;
span.setAttributes({
"next.route": route,
"http.route": route,
"next.span_name": newName
});
span.updateName(newName);
}
}));
}
async handleRequestImpl(req, res, parsedUrl) {
try {
var _this_i18nProvider, _this_nextConfig_i18n;
// Wait for the matchers to be ready.
await this.matchers.waitTillReady();
// ensure cookies set in middleware are merged and
// not overridden by API routes/getServerSideProps
const _res = res.originalResponse || res;
const origSetHeader = _res.setHeader.bind(_res);
_res.setHeader = (name, val)=>{
// When renders /_error after page is failed,
// it could attempt to set headers after headers
if (_res.headersSent) {
return;
}
if (name.toLowerCase() === "set-cookie") {
const middlewareValue = getRequestMeta(req, "_nextMiddlewareCookie");
if (!middlewareValue || !Array.isArray(val) || !val.every((item, idx)=>item === middlewareValue[idx])) {
val = [
// TODO: (wyattjoh) find out why this is called multiple times resulting in duplicate cookies being added
...new Set([
...middlewareValue || [],
...typeof val === "string" ? [
val
] : Array.isArray(val) ? val : []
])
];
}
}
return origSetHeader(name, val);
};
const urlParts = (req.url || "").split("?");
const urlNoQuery = urlParts[0];
// this normalizes repeated slashes in the path e.g. hello//world ->
// hello/world or backslashes to forward slashes, this does not
// handle trailing slash as that is handled the same as a next.config.js
// redirect
if (urlNoQuery == null ? void 0 : urlNoQuery.match(/(\\|\/\/)/)) {
const cleanUrl = normalizeRepeatedSlashes(req.url);
res.redirect(cleanUrl, 308).body(cleanUrl).send();
return;
}
// Parse url if parsedUrl not provided
if (!parsedUrl || typeof parsedUrl !== "object") {
parsedUrl = parseUrl(req.url, true);
}
// Parse the querystring ourselves if the user doesn't handle querystring parsing
if (typeof parsedUrl.query === "string") {
parsedUrl.query = Object.fromEntries(new URLSearchParams(parsedUrl.query));
}
// in minimal mode we detect RSC revalidate if the .rsc
// path is requested
if (this.minimalMode) {
if (req.url.endsWith(".rsc")) {
parsedUrl.query.__nextDataReq = "1";
} else if (req.headers["x-now-route-matches"]) {
for (const param of FLIGHT_PARAMETERS){
delete req.headers[param.toString().toLowerCase()];
}
}
}
req.url = normalizeRscPath(req.url, this.hasAppDir);
parsedUrl.pathname = normalizeRscPath(parsedUrl.pathname || "", this.hasAppDir);
this.attachRequestMeta(req, parsedUrl);
const domainLocale = (_this_i18nProvider = this.i18nProvider) == null ? void 0 : _this_i18nProvider.detectDomainLocale(getHostname(parsedUrl, req.headers));
const defaultLocale = (domainLocale == null ? void 0 : domainLocale.defaultLocale) || ((_this_nextConfig_i18n = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n.defaultLocale);
parsedUrl.query.__nextDefaultLocale = defaultLocale;
const url = parseUrlUtil(req.url.replace(/^\/+/, "/"));
const pathnameInfo = getNextPathnameInfo(url.pathname, {
nextConfig: this.nextConfig,
i18nProvider: this.i18nProvider
});
url.pathname = pathnameInfo.pathname;
if (pathnameInfo.basePath) {
req.url = removePathPrefix(req.url, this.nextConfig.basePath);
addRequestMeta(req, "_nextHadBasePath", true);
}
const useMatchedPathHeader = this.minimalMode && typeof req.headers["x-matched-path"] === "string";
// TODO: merge handling with x-invoke-path
if (useMatchedPathHeader) {
try {
var _this_i18nProvider1, _this_getRoutesManifest;
if (this.hasAppDir) {
// ensure /index path is normalized for prerender
// in minimal mode
if (req.url.match(/^\/index($|\?)/)) {
req.url = req.url.replace(/^\/index/, "/");
}
parsedUrl.pathname = parsedUrl.pathname === "/index" ? "/" : parsedUrl.pathname;
}
// x-matched-path is the source of truth, it tells what page
// should be rendered because we don't process rewrites in minimalMode
let matchedPath = normalizeRscPath(new URL(req.headers["x-matched-path"], "http://localhost").pathname, this.hasAppDir);
let urlPathname = new URL(req.url, "http://localhost").pathname;
// For ISR the URL is normalized to the prerenderPath so if
// it's a data request the URL path will be the data URL,
// basePath is already stripped by this point
if (urlPathname.startsWith(`/_next/data/`)) {
parsedUrl.query.__nextDataReq = "1";
}
const normalizedUrlPath = this.stripNextDataPath(urlPathname);
matchedPath = this.stripNextDataPath(matchedPath, false);
// Perform locale detection and normalization.
const localeAnalysisResult = (_this_i18nProvider1 = this.i18nProvider) == null ? void 0 : _this_i18nProvider1.analyze(matchedPath, {
defaultLocale
});
// The locale result will be defined even if the locale was not
// detected for the request because it will be inferred from the
// default locale.
if (localeAnalysisResult) {
parsedUrl.query.__nextLocale = localeAnalysisResult.detectedLocale;
// If the detected locale was inferred from the default locale, we
// need to modify the metadata on the request to indicate that.
if (localeAnalysisResult.inferredFromDefault) {
parsedUrl.query.__nextInferredLocaleFromDefault = "1";
} else {
delete parsedUrl.query.__nextInferredLocaleFromDefault;
}
}
// TODO: check if this is needed any more?
matchedPath = denormalizePagePath(matchedPath);
let srcPathname = matchedPath;
const match = await this.matchers.match(matchedPath, {
i18n: localeAnalysisResult
});
// Update the source pathname to the matched page's pathname.
if (match) srcPathname = match.definition.pathname;
// The page is dynamic if the params are defined.
const pageIsDynamic = typeof (match == null ? void 0 : match.params) !== "undefined";
// The rest of this function can't handle i18n properly, so ensure we
// restore the pathname with the locale information stripped from it
// now that we're done matching if we're using i18n.
if (localeAnalysisResult) {
matchedPath = localeAnalysisResult.pathname;
}
const utils = getUtils({
pageIsDynamic,
page: srcPathname,
i18n: this.nextConfig.i18n,
basePath: this.nextConfig.basePath,
rewrites: ((_this_getRoutesManifest = this.getRoutesManifest()) == null ? void 0 : _this_getRoutesManifest.rewrites) || {
beforeFiles: [],
afterFiles: [],
fallback: []
},
caseSensitive: !!this.nextConfig.experimental.caseSensitiveRoutes
});
// Ensure parsedUrl.pathname includes locale before processing
// rewrites or they won't match correctly.
if (defaultLocale && !pathnameInfo.locale) {
parsedUrl.pathname = `/${defaultLocale}${parsedUrl.pathname}`;
}
const pathnameBeforeRewrite = parsedUrl.pathname;
const rewriteParams = utils.handleRewrites(req, parsedUrl);
const rewriteParamKeys = Object.keys(rewriteParams);
const didRewrite = pathnameBeforeRewrite !== parsedUrl.pathname;
if (didRewrite) {
addRequestMeta(req, "_nextRewroteUrl", parsedUrl.pathname);
addRequestMeta(req, "_nextDidRewrite", true);
}
const routeParamKeys = new Set();
for (const key of Object.keys(parsedUrl.query)){
const value = parsedUrl.query[key];
if (key !== NEXT_QUERY_PARAM_PREFIX && key.startsWith(NEXT_QUERY_PARAM_PREFIX)) {
const normalizedKey = key.substring(NEXT_QUERY_PARAM_PREFIX.length);
parsedUrl.query[normalizedKey] = value;
routeParamKeys.add(normalizedKey);
delete parsedUrl.query[key];
}
}
// interpolate dynamic params and normalize URL if needed
if (pageIsDynamic) {
let params = {};
let paramsResult = utils.normalizeDynamicRouteParams(parsedUrl.query);
// for prerendered ISR paths we attempt parsing the route
// params from the URL directly as route-matches may not
// contain the correct values due to the filesystem path
// matching before the dynamic route has been matched
if (!paramsResult.hasValidParams && pageIsDynamic && !isDynamicRoute(normalizedUrlPath)) {
let matcherParams = utils.dynamicRouteMatcher == null ? void 0 : utils.dynamicRouteMatcher.call(utils, normalizedUrlPath);
if (matcherParams) {
utils.normalizeDynamicRouteParams(matcherParams);
Object.assign(paramsResult.params, matcherParams);
paramsResult.hasValidParams = true;
}
}
if (paramsResult.hasValidParams) {
params = paramsResult.params;
}
if (req.headers["x-now-route-matches"] && isDynamicRoute(matchedPath) && !paramsResult.hasValidParams) {
const opts = {};
const routeParams = utils.getParamsFromRouteMatches(req, opts, parsedUrl.query.__nextLocale || "");
// If this returns a locale, it means that the locale was detected
// from the pathname.
if (opts.locale) {
parsedUrl.query.__nextLocale = opts.locale;
// As the locale was parsed from the pathname, we should mark
// that the locale was not inferred as the default.
delete parsedUrl.query.__nextInferredLocaleFromDefault;
}
paramsResult = utils.normalizeDynamicRouteParams(routeParams, true);
if (paramsResult.hasValidParams) {
params = paramsResult.params;
}
}
// handle the actual dynamic route name being requested
if (pageIsDynamic && utils.defaultRouteMatches && normalizedUrlPath === srcPathname && !paramsResult.hasValidParams && !utils.normalizeDynamicRouteParams({
...params
}, true).hasValidParams) {
params = utils.defaultRouteMatches;
}
if (params) {
matchedPath = utils.interpolateDynamicPath(srcPathname, params);
req.url = utils.interpolateDynamicPath(req.url, params);
}
}
if (pageIsDynamic || didRewrite) {
var _utils_defaultRouteRegex;
utils.normalizeVercelUrl(req, true, [
...rewriteParamKeys,
...Object.keys(((_utils_defaultRouteRegex = utils.defaultRouteRegex) == null ? void 0 : _utils_defaultRouteRegex.groups) || {})
]);
}
for (const key of routeParamKeys){
delete parsedUrl.query[key];
}
parsedUrl.pathname = matchedPath;
url.pathname = parsedUrl.pathname;
const normalizeResult = await this.handleNextDataRequest(req, res, parsedUrl);
if (normalizeResult.finished) {
return;
}
} catch (err) {
if (err instanceof DecodeError || err instanceof NormalizeError) {
res.statusCode = 400;
return this.renderError(null, req, res, "/_error", {});
}
throw err;
}
}
if (// Edge runtime always has minimal mode enabled.
process.env.NEXT_RUNTIME !== "edge" && !this.minimalMode && defaultLocale) {
const { getLocaleRedirect } = require("../shared/lib/i18n/get-locale-redirect");
const redirect = getLocaleRedirect({
defaultLocale,
domainLocale,
headers: req.headers,
nextConfig: this.nextConfig,
pathLocale: pathnameInfo.locale,
urlParsed: {
...url,
pathname: pathnameInfo.locale ? `/${pathnameInfo.locale}${url.pathname}` : url.pathname
}
});
if (redirect) {
return res.redirect(redirect, TEMPORARY_REDIRECT_STATUS).body(redirect).send();
}
}
addRequestMeta(req, "__nextIsLocaleDomain", Boolean(domainLocale));
if (pathnameInfo.locale) {
req.url = formatUrl(url);
addRequestMeta(req, "__nextStrippedLocale", true);
}
// If we aren't in minimal mode or there is no locale in the query
// string, add the locale to the query string.
if (!this.minimalMode || !parsedUrl.query.__nextLocale) {
// If the locale is in the pathname, add it to the query string.
if (pathnameInfo.locale) {
parsedUrl.query.__nextLocale = pathnameInfo.locale;
} else if (defaultLocale) {
parsedUrl.query.__nextLocale = defaultLocale;
parsedUrl.query.__nextInferredLocaleFromDefault = "1";
}
}
// set incremental cache to request meta so it can
// be passed down for edge functions and the fetch disk
// cache can be leveraged locally
if (!this.serverOptions.webServerConfig && !getRequestMeta(req, "_nextIncrementalCache")) {
let protocol = "https:";
try {
const parsedFullUrl = new URL(getRequestMeta(req, "__NEXT_INIT_URL") || "/", "http://n");
protocol = parsedFullUrl.protocol;
} catch {}
const incrementalCache = this.getIncrementalCache({
requestHeaders: Object.assign({}, req.headers),
requestProtocol: protocol.substring(0, protocol.length - 1)
});
addRequestMeta(req, "_nextIncrementalCache", incrementalCache);
globalThis.__incrementalCache = incrementalCache;
}
// when x-invoke-path is specified we can short short circuit resolving
// we only honor this header if we are inside of a render worker to
// prevent external users coercing the routing path
const invokePath = req.headers["x-invoke-path"];
const useInvokePath = !useMatchedPathHeader && process.env.NEXT_RUNTIME !== "edge" && invokePath;
if (useInvokePath) {
var _this_nextConfig_i18n1;
if (req.headers["x-invoke-status"]) {
const invokeQuery = req.headers["x-invoke-query"];
if (typeof invokeQuery === "string") {
Object.assign(parsedUrl.query, JSON.parse(decodeURIComponent(invokeQuery)));
}
res.statusCode = Number(req.headers["x-invoke-status"]);
let err = null;
if (typeof req.headers["x-invoke-error"] === "string") {
const invokeError = JSON.parse(req.headers["x-invoke-error"] || "{}");
err = new Error(invokeError.message);
}
return this.renderError(err, req, res, "/_error", parsedUrl.query);
}
const parsedMatchedPath = new URL(invokePath || "/", "http://n");
const invokePathnameInfo = getNextPathnameInfo(parsedMatchedPath.pathname, {
nextConfig: this.nextConfig,
parseData: false
});
if (invokePathnameInfo.locale) {
parsedUrl.query.__nextLocale = invokePathnameInfo.locale;
}
if (parsedUrl.pathname !== parsedMatchedPath.pathname) {
parsedUrl.pathname = parsedMatchedPath.pathname;
addRequestMeta(req, "_nextRewroteUrl", invokePathnameInfo.pathname);
addRequestMeta(req, "_nextDidRewrite", true);
}
const normalizeResult = normalizeLocalePath(removePathPrefix(parsedUrl.pathname, this.nextConfig.basePath || ""), ((_this_nextConfig_i18n1 = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n1.locales) || []);
if (normalizeResult.detectedLocale) {
parsedUrl.query.__nextLocale = normalizeResult.detectedLocale;
}
parsedUrl.pathname = normalizeResult.pathname;
for (const key of Object.keys(parsedUrl.query)){
if (!key.startsWith("__next") && !key.startsWith("_next")) {
delete parsedUrl.query[key];
}
}
const invokeQuery = req.headers["x-invoke-query"];
if (typeof invokeQuery === "string") {
Object.assign(parsedUrl.query, JSON.parse(decodeURIComponent(invokeQuery)));
}
if (parsedUrl.pathname.startsWith("/_next/image")) {
const imageResult = await this.handleNextImageRequest(req, res, parsedUrl);
if (imageResult.finished) {
return;
}
}
const nextDataResult = await this.handleNextDataRequest(req, res, parsedUrl);
if (nextDataResult.finished) {
return;
}
await this.handleCatchallRenderRequest(req, res, parsedUrl);
return;
}
if (process.env.NEXT_RUNTIME !== "edge" && req.headers["x-middleware-invoke"]) {
const nextDataResult = await this.handleNextDataRequest(req, res, parsedUrl);
if (nextDataResult.finished) {
return;
}
const result = await this.handleCatchallMiddlewareRequest(req, res, parsedUrl);
if (result.finished) {
return;
} else {
const err = new Error();
err.result = {
response: new Response(null, {
headers: {
"x-middleware-next": "1"
}
})
};
err.bubble = true;
throw err;
}
}
// ensure we strip the basePath when not using an invoke header
if (!(useMatchedPathHeader || useInvokePath) && pathnameInfo.basePath) {
parsedUrl.pathname = removePathPrefix(parsedUrl.pathname, pathnameInfo.basePath);
}
res.statusCode = 200;
return await this.run(req, res, parsedUrl);
} catch (err) {
if (err instanceof NoFallbackError) {
throw err;
}
if (err && typeof err === "object" && err.code === "ERR_INVALID_URL" || err instanceof DecodeError || err instanceof NormalizeError) {
res.statusCode = 400;
return this.renderError(null, req, res, "/_error", {});
}
if (this.minimalMode || this.renderOpts.dev || err.bubble) {
throw err;
}
this.logError(getProperError(err));
res.statusCode = 500;
res.body("Internal Server Error").send();
}
}
getRequestHandler() {
return this.handleRequest.bind(this);
}
setAssetPrefix(prefix) {
this.renderOpts.assetPrefix = prefix ? prefix.replace(/\/$/, "") : "";
}
/**
* Runs async initialization of server.
* It is idempotent, won't fire underlying initialization more than once.
*/ async prepare() {
if (this.prepared) return;
if (this.preparedPromise === null) {
this.preparedPromise = this.prepareImpl().then(()=>{
this.prepared = true;
this.preparedPromise = null;
});
}
return this.preparedPromise;
}
async prepareImpl() {}
// Backwards compatibility
async close() {}
getAppPathRoutes() {
const appPathRoutes = {};
Object.keys(this.appPathsManifest || {}).forEach((entry)=>{
const normalizedPath = normalizeAppPath(entry);
if (!appPathRoutes[normalizedPath]) {
appPathRoutes[normalizedPath] = [];
}
appPathRoutes[normalizedPath].push(entry);
});
return appPathRoutes;
}
async run(req, res, parsedUrl) {
return getTracer().trace(BaseServerSpan.run, async ()=>this.runImpl(req, res, parsedUrl));
}
async runImpl(req, res, parsedUrl) {
await this.handleCatchallRenderRequest(req, res, parsedUrl);
}
async pipe(fn, partialContext) {
return getTracer().trace(BaseServerSpan.pipe, async ()=>this.pipeImpl(fn, partialContext));
}
async pipeImpl(fn, partialContext) {
const isBotRequest = isBot(partialContext.req.headers["user-agent"] || "");
const ctx = {
...partialContext,
renderOpts: {
...this.renderOpts,
supportsDynamicHTML: !isBotRequest,
isBot: !!isBotRequest
}
};
const payload = await fn(ctx);
if (payload === null) {
return;
}
const { req, res } = ctx;
const { body, type, revalidateOptions } = payload;
if (!res.sent) {
const { generateEtags, poweredByHeader, dev } = this.renderOpts;
if (dev) {
// In dev, we should not cache pages for any reason.
res.setHeader("Cache-Control", "no-store, must-revalidate");
}
return this.sendRenderResult(req, res, {
result: body,
type,
generateEtags,
poweredByHeader,
options: revalidateOptions
});
}
}
async getStaticHTML(fn, partialContext) {
const ctx = {
...partialContext,
renderOpts: {
...this.renderOpts,
supportsDynamicHTML: false
}
};
const payload = await fn(ctx);
if (payload === null) {
return null;
}
return payload.body.toUnchunkedString();
}
async render(req, res, pathname, query = {}, parsedUrl, internalRender = false) {
return getTracer().trace(BaseServerSpan.render, async ()=>this.renderImpl(req, res, pathname, query, parsedUrl, internalRender));
}
async renderImpl(req, res, pathname, query = {}, parsedUrl, internalRender = false) {
var _req_url;
if (!pathname.startsWith("/")) {
console.warn(`Cannot render page with path "${pathname}", did you mean "/${pathname}"?. See more info here: https://nextjs.org/docs/messages/render-no-starting-slash`);
}
if (this.renderOpts.customServer && pathname === "/index" && !await this.hasPage("/index")) {
// maintain backwards compatibility for custom server
// (see custom-server integration tests)
pathname = "/";
}
// we allow custom servers to call render for all URLs
// so check if we need to serve a static _next file or not.
// we don't modify the URL for _next/data request but still
// call render so we special case this to prevent an infinite loop
if (!internalRender && !this.minimalMode && !query.__nextDataReq && (((_req_url = req.url) == null ? void 0 : _req_url.match(/^\/_next\//)) || this.hasStaticDir && req.url.match(/^\/static\//))) {
return this.handleRequest(req, res, parsedUrl);
}
if (isBlockedPage(pathname)) {
return this.render404(req, res, parsedUrl);
}
return this.pipe((ctx)=>this.renderToResponse(ctx), {
req,
res,
pathname,
query
});
}
async getStaticPaths({ pathname }) {
var _this_getPrerenderManifest_dynamicRoutes_pathname;
// Read whether or not fallback should exist from the manifest.
const fallbackField = (_this_getPrerenderManifest_dynamicRoutes_pathname = this.getPrerenderManifest().dynamicRoutes[pathname]) == null ? void 0 : _this_getPrerenderManifest_dynamicRoutes_pathname.fallback;
return {
// `staticPaths` is intentionally set to `undefined` as it should've
// been caught when checking disk data.
staticPaths: undefined,
fallbackMode: typeof fallbackField === "string" ? "static" : fallbackField === null ? "blocking" : fallbackField
};
}
async renderToResponseWithComponents(requestContext, findComponentsResult) {
return getTracer().trace(BaseServerSpan.renderToResponseWithComponents, async ()=>this.renderToResponseWithComponentsImpl(requestContext, findComponentsResult));
}
stripInternalHeaders(req) {
// Skip stripping internal headers in test mode while the header stripping
// has been explicitly disabled. This allows tests to verify internal
// routing behavior.
if (process.env.__NEXT_TEST_MODE && process.env.__NEXT_NO_STRIP_INTERNAL_HEADERS === "1") {
return;
}
// Strip the internal headers from both the request and the original
// request.
stripInternalHeaders(req.headers);
if ("originalRequest" in req && "headers" in req.originalRequest) {
stripInternalHeaders(req.originalRequest.headers);
}
}
async renderToResponseWithComponentsImpl({ req, res, pathname, renderOpts: opts }, { components, query }) {
var _components_Component, _this_nextConfig_i18n, _this_nextConfig_i18n1;
const is404Page = // For edge runtime 404 page, /_not-found needs to be treated as 404 page
process.env.NEXT_RUNTIME === "edge" && pathname === "/_not-found" || pathname === "/404";
// Strip the internal headers.
this.stripInternalHeaders(req);
const is500Page = pathname === "/500";
const isAppPath = components.isAppPath === true;
const hasServerProps = !!components.getServerSideProps;
let hasStaticPaths = !!components.getStaticPaths;
const actionId = req.headers[ACTION.toLowerCase()];
const contentType = req.headers["content-type"];
const isMultipartAction = req.method === "POST" && (contentType == null ? void 0 : contentType.startsWith("multipart/form-data"));
const isFetchAction = actionId !== undefined && typeof actionId === "string" && req.method === "POST";
const isServerAction = isFetchAction || isMultipartAction;
const hasGetInitialProps = !!((_components_Component = components.Component) == null ? void 0 : _components_Component.getInitialProps);
let isSSG = !!components.getStaticProps;
// Compute the iSSG cache key. We use the rewroteUrl since
// pages with fallback: false are allowed to be rewritten to
// and we need to look up the path by the rewritten path
let urlPathname = parseUrl(req.url || "").pathname || "/";
let resolvedUrlPathname = getRequestMeta(req, "_nextRewroteUrl") || urlPathname;
let staticPaths;
let fallbackMode;
let hasFallback = false;
const isDynamic = isDynamicRoute(components.page);
const prerenderManifest = this.getPrerenderManifest();
if (isAppPath && isDynamic) {
const pathsResult = await this.getStaticPaths({
pathname,
page: components.page,
isAppPath,
requestHeaders: req.headers
});
staticPaths = pathsResult.staticPaths;
fallbackMode = pathsResult.fallbackMode;
hasFallback = typeof fallbackMode !== "undefined";
if (this.nextConfig.output === "export") {
const page = components.page;
if (fallbackMode !== "static") {
throw new Error(`Page "${page}" is missing exported function "generateStaticParams()", which is required with "output: export" config.`);
}
const resolvedWithoutSlash = removeTrailingSlash(resolvedUrlPathname);
if (!(staticPaths == null ? void 0 : staticPaths.includes(resolvedWithoutSlash))) {
throw new Error(`Page "${page}" is missing param "${resolvedWithoutSlash}" in "generateStaticParams()", which is required with "output: export" config.`);
}
}
if (hasFallback) {
hasStaticPaths = true;
}
}
if (hasFallback || (staticPaths == null ? void 0 : staticPaths.includes(resolvedUrlPathname)) || // this signals revalidation in deploy environments
// TODO: make this more generic
req.headers["x-now-route-matches"]) {
isSSG = true;
} else if (!this.renderOpts.dev) {
isSSG ||= !!prerenderManifest.routes[pathname === "/index" ? "/" : pathname];
}
// Toggle whether or not this is a Data request
let isDataReq = !!(query.__nextDataReq || req.headers["x-nextjs-data"] && this.serverOptions.webServerConfig) && (isSSG || hasServerProps);
// when we are handling a middleware prefetch and it doesn't
// resolve to a static data route we bail early to avoid
// unexpected SSR invocations
if (!isSSG && req.headers["x-middleware-prefetch"] && !(is404Page || pathname === "/_error")) {
res.setHeader("x-middleware-skip", "1");
res.setHeader("cache-control", "private, no-cache, no-store, max-age=0, must-revalidate");
res.body("{}").send();
return null;
}
delete query.__nextDataReq;
// normalize req.url for SSG paths as it is not exposed
// to getStaticProps and the asPath should not expose /_next/data
if (isSSG && this.minimalMode && req.headers["x-matched-path"] && req.url.startsWith("/_next/data")) {
req.url = this.stripNextDataPath(req.url);
}
if (!!req.headers["x-nextjs-data"] && (!res.statusCode || res.statusCode === 200)) {
res.setHeader("x-nextjs-matched-path", `${query.__nextLocale ? `/${query.__nextLocale}` : ""}${pathname}`);
}
// Don't delete headers[RSC] yet, it still needs to be used in renderToHTML later
const isFlightRequest = Boolean(req.headers[RSC.toLowerCase()]);
// For pages we need to ensure the correct Vary header is set too, to avoid
// caching issues when navigating between pages and app
if (!isAppPath && isFlightRequest) {
res.setHeader("vary", RSC_VARY_HEADER);
}
// we need to ensure the status code if /404 is visited directly
if (is404Page && !isDataReq && !isFlightRequest) {
res.statusCode = 404;
}
// ensure correct status is set when visiting a status page
// directly e.g. /500
if (STATIC_STATUS_PAGES.includes(pathname)) {
res.statusCode = parseInt(pathname.slice(1), 10);
}
// static pages can only respond to GET/HEAD
// requests so ensure we respond with 405 for
// invalid requests
if (!isServerAction && !is404Page && !is500Page && pathname !== "/_error" && req.method !== "HEAD" && req.method !== "GET" && (typeof components.Component === "string" || isSSG)) {
res.statusCode = 405;
res.setHeader("Allow", [
"GET",
"HEAD"
]);
await this.renderError(null, req, res, pathname);
return null;
}
// handle static page
if (typeof components.Component === "string") {
return {
type: "html",
// TODO: Static pages should be serialized as RenderResult
body: RenderResult.fromStatic(components.Component)
};
}
if (!query.amp) {
delete query.amp;
}
if (opts.supportsDynamicHTML === true) {
var _components_Document;
const isBotRequest = isBot(req.headers["user-agent"] || "");
const isSupportedDocument = typeof ((_components_Document = components.Document) == null ? void 0 : _components_Document.getInitialProps) !== "function" || // The built-in `Document` component also supports dynamic HTML for concurrent mode.
NEXT_BUILTIN_DOCUMENT in components.Document;
// Disable dynamic HTML in cases that we know it won't be generated,
// so that we can continue generating a cache key when possible.
// TODO-APP: should the first render for a dynamic app path
// be static so we can collect revalidate and populate the
// cache if there are no dynamic data requirements
opts.supportsDynamicHTML = !isSSG && !isBotRequest && !query.amp && isSupportedDocument;
opts.isBot = isBotRequest;
}
// In development, we always want to generate dynamic HTML.
if (!isDataReq && isAppPath && opts.dev && opts.supportsDynamicHTML === false) {
opts.supportsDynamicHTML = true;
}
const defaultLocale = isSSG ? (_this_nextConfig_i18n = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n.defaultLocale : query.__nextDefaultLocale;
const locale = query.__nextLocale;
const locales = (_this_nextConfig_i18n1 = this.nextConfig.i18n) == null ? void 0 : _this_nextConfig_i18n1.locales;
let previewData;
let isPreviewMode = false;
if (hasServerProps || isSSG) {
// For the edge runtime, we don't support preview mode in SSG.
if (process.env.NEXT_RUNTIME !== "edge") {
const { tryGetPreviewData } = require("./api-utils/node/try-get-preview-data");
previewData = tryGetPreviewData(req, res, this.renderOpts.previewProps);
isPreviewMode = previewData !== false;
}
}
if (isAppPath) {
res.setHeader("vary", RSC_VARY_HEADER);
// We don't clear RSC headers in development since SSG doesn't apply
// These headers are cleared for SSG as we need to always generate the
// full RSC response for ISR
if (!this.renderOpts.dev && !isPreviewMode && isSSG && req.headers[RSC.toLowerCase()]) {
if (!this.minimalMode) {
isDataReq = true;
}
// strip header so we generate HTML still
if (!isEdgeRuntime(opts.runtime) || this.serverOptions.webServerConfig) {
for (const param of FLIGHT_PARAMETERS){
delete req.headers[param.toString().toLowerCase()];
}
}
}
}
let isOnDemandRevalidate = false;
let revalidateOnlyGenerated = false;
if (isSSG) {
({ isOnDemandRevalidate, revalidateOnlyGenerated } = checkIsOnDemandRevalidate(req, this.renderOpts.previewProps));
}
if (isSSG && this.minimalMode && req.headers["x-matched-path"]) {
// the url value is already correct when the matched-path header is set
resolvedUrlPathname = urlPathname;
}
urlPathname = removeTrailingSlash(urlPathname);
resolvedUrlPathname = removeTrailingSlash(resolvedUrlPathname);
if (this.localeNormalizer) {
resolvedUrlPathname = this.localeNormalizer.normalize(resolvedUrlPathname);
}
const handleRedirect = (pageData)=>{
const redirect = {
destination: pageData.pageProps.__N_REDIRECT,
statusCode: pageData.pageProps.__N_REDIRECT_STATUS,
basePath: pageData.pageProps.__N_REDIRECT_BASE_PATH
};
const statusCode = getRedirectStatus(redirect);
const { basePath } = this.nextConfig;
if (basePath && redirect.basePath !== false && redirect.destination.startsWith("/")) {
redirect.destination = `${basePath}${redirect.destination}`;
}
if (redirect.destination.startsWith("/")) {
redirect.destination = normalizeRepeatedSlashes(redirect.destination);
}
res.redirect(redirect.destination, statusCode).body(redirect.destination).send();
};
// remove /_next/data prefix from urlPathname so it matches
// for direct page visit and /_next/data visit
if (isDataReq) {
resolvedUrlPathname = this.stripNextDataPath(resolvedUrlPathname);
urlPathname = this.stripNextDataPath(urlPathname);
}
let ssgCacheKey = isPreviewMode || !isSSG || opts.supportsDynamicHTML || isServerAction ? null // Preview mode, on-demand revalidate, server actions, flight request can bypass the cache
: `${locale ? `/${locale}` : ""}${(pathname === "/" || resolvedUrlPathname === "/") && locale ? "" : resolvedUrlPathname}${query.amp ? ".amp" : ""}`;
if ((is404Page || is500Page) && isSSG) {
ssgCacheKey = `${locale ? `/${locale}` : ""}${pathname}${query.amp ? ".amp" : ""}`;
}
if (ssgCacheKey) {
// we only encode path delimiters for path segments from
// getStaticPaths so we need to attempt decoding the URL
// to match against and only escape the path delimiters
// this allows non-ascii values to be handled e.g. Japanese characters
// TODO: investigate adding this handling for non-SSG pages so
// non-ascii names work there also
ssgCacheKey = ssgCacheKey.split("/").map((seg)=>{
try {
seg = escapePathDelimiters(decodeURIComponent(seg), true);
} catch (_) {
// An improperly encoded URL was provided
throw new DecodeError("failed to decode param");
}
return seg;
}).join("/");
// ensure /index and / is normalized to one key
ssgCacheKey = ssgCacheKey === "/index" && pathname === "/" ? "/" : ssgCacheKey;
}
let protocol = "https:";
try {
const parsedFullUrl = new URL(getRequestMeta(req, "__NEXT_INIT_URL") || "/", "http://n");
protocol = parsedFullUrl.protocol;
} catch {}
// use existing incrementalCache instance if available
const incrementalCache = globalThis.__incrementalCache || this.getIncrementalCache({
requestHeaders: Object.assign({}, req.headers),
requestProtocol: protocol.substring(0, protocol.length - 1)
});
const doRender = async ()=>{
var _components_routeModule, _components_routeModule1, _components_routeModule2;
// In development, we always want to generate dynamic HTML.
const supportsDynamicHTML = !isDataReq && opts.dev || !(isSSG || hasStaticPaths);
let headers;
const origQuery = parseUrl(req.url || "", true).query;
// clear any dynamic route params so they aren't in
// the resolvedUrl
if (opts.params) {
Object.keys(opts.params).forEach((key)=>{
delete origQuery[key];
});
}
const hadTrailingSlash = urlPathname !== "/" && this.nextConfig.trailingSlash;
const resolvedUrl = formatUrl({
pathname: `${resolvedUrlPathname}${hadTrailingSlash ? "/" : ""}`,
// make sure to only add query values from original URL
query: origQuery
});
const renderOpts = {
...components,
...opts,
...isAppPath ? {
incrementalCache,
isRevalidate: isSSG,
originalPathname: components.ComponentMod.originalPathname,
serverActionsBodySizeLimit: this.nextConfig.experimental.serverActionsBodySizeLimit
} : {},
isDataReq,
resolvedUrl,
locale,
locales,
defaultLocale,
// For getServerSideProps and getInitialProps we need to ensure we use the original URL
// and not the resolved URL to prevent a hydration mismatch on
// asPath
resolvedAsPath: hasServerProps || hasGetInitialProps ? formatUrl({
// we use the original URL pathname less the _next/data prefix if
// present
pathname: `${urlPathname}${hadTrailingSlash ? "/" : ""}`,
query: origQuery
}) : resolvedUrl,
supportsDynamicHTML,
isOnDemandRevalidate,
isDraftMode: isPreviewMode,
isServerAction
};
// Legacy render methods will return a render result that needs to be
// served by the server.
let result;
if (((_components_routeModule = components.routeModule) == null ? void 0 : _components_routeModule.definition.kind) === RouteKind.APP_ROUTE) {
const routeModule = components.routeModule;
const context = {
params: opts.params,
prerenderManifest,
renderOpts: {
originalPathname: components.ComponentMod.originalPathname,
supportsDynamicHTML,
incrementalCache,
isRevalidate: isSSG
}
};
try {
const request = NextRequestAdapter.fromBaseNextRequest(req, signalFromNodeResponse(res.originalResponse));
const response = await routeModule.handle(request, context);
req.fetchMetrics = context.renderOpts.fetchMetrics;
const cacheTags = context.renderOpts.fetchTags;
// If the request is for a static response, we can cache it so long
// as it's not edge.
if (isSSG && process.env.NEXT_RUNTIME !== "edge") {
var _context_renderOpts_store;
const blob = await response.blob();
// Copy the headers from the response.
headers = toNodeOutgoingHttpHeaders(response.headers);
if (cacheTags) {
headers[NEXT_CACHE_TAGS_HEADER] = cacheTags;
}
if (!headers["content-type"] && blob.type) {
headers["content-type"] = blob.type;
}
const revalidate = ((_context_renderOpts_store = context.renderOpts.store) == null ? void 0 : _context_renderOpts_store.revalidate) ?? false;
// Create the cache entry for the response.
const cacheEntry = {
value: {
kind: "ROUTE",
status: response.status,
body: Buffer.from(await blob.arrayBuffer()),
headers
},
revalidate
};
return cacheEntry;
}
// Send the response now that we have copied it into the cache.
await sendResponse(req, res, response, context.renderOpts.waitUntil);
return null;
} catch (err) {
// If this is during static generation, throw the error again.
if (isSSG) throw err;
Log.error(err);
// Otherwise, send a 500 response.
await sendResponse(req, res, handleInternalServerErrorResponse());
return null;
}
} else if (((_components_routeModule1 = components.routeModule) == null ? void 0 : _components_routeModule1.definition.kind) === RouteKind.PAGES) {
const module = components.routeModule;
// Due to the way we pass data by mutating `renderOpts`, we can't extend
// the object here but only updating its `clientReferenceManifest` and
// `nextFontManifest` properties.
// https://github.com/vercel/next.js/blob/df7cbd904c3bd85f399d1ce90680c0ecf92d2752/packages/next/server/render.tsx#L947-L952
renderOpts.nextFontManifest = this.nextFontManifest;
renderOpts.clientReferenceManifest = components.clientReferenceManifest;
// Call the built-in render method on the module.
result = await module.render(req.originalRequest ?? req, res.originalResponse ?? res, {
page: pathname,
params: opts.params,
query,
renderOpts
});
} else if (((_components_routeModule2 = components.routeModule) == null ? void 0 : _components_routeModule2.definition.kind) === RouteKind.APP_PAGE) {
const isAppPrefetch = req.headers[NEXT_ROUTER_PREFETCH.toLowerCase()];
if (isAppPrefetch && process.env.NODE_ENV === "production") {
try {
const prefetchRsc = await this.getPrefetchRsc(resolvedUrlPathname);
if (prefetchRsc) {
res.setHeader("cache-control", "private, no-cache, no-store, max-age=0, must-revalidate");
res.setHeader("content-type", RSC_CONTENT_TYPE_HEADER);
res.body(prefetchRsc).send();
return null;
}
} catch (_) {
// we fallback to invoking the function if prefetch
// data is not available
}
}
const module = components.routeModule;
// Due to the way we pass data by mutating `renderOpts`, we can't extend the
// object here but only updating its `nextFontManifest` field.
// https://github.com/vercel/next.js/blob/df7cbd904c3bd85f399d1ce90680c0ecf92d2752/packages/next/server/render.tsx#L947-L952
renderOpts.nextFontManifest = this.nextFontManifest;
// Call the built-in render method on the module.
result = await module.render(req.originalRequest ?? req, res.originalResponse ?? res, {
page: is404Page ? "/404" : pathname,
params: opts.params,
query,
renderOpts
});
} else {
// If we didn't match a page, we should fallback to using the legacy
// render method.
result = await this.renderHTML(req, res, pathname, query, renderOpts);
}
const { metadata } = result;
// Add any fetch tags that were on the page to the response headers.
const cacheTags = metadata.fetchTags;
if (cacheTags) {
headers = {
[NEXT_CACHE_TAGS_HEADER]: cacheTags
};
}
req.fetchMetrics = metadata.fetchMetrics;
// we don't throw static to dynamic errors in dev as isSSG
// is a best guess in dev since we don't have the prerender pass
// to know whether the path is actually static or not
if (isAppPath && isSSG && metadata.revalidate === 0 && !this.renderOpts.dev) {
const staticBailoutInfo = metadata.staticBailoutInfo || {};
const err = new Error(`Page changed from static to dynamic at runtime ${urlPathname}${staticBailoutInfo.description ? `, reason: ${staticBailoutInfo.description}` : ``}` + `\nsee more here https://nextjs.org/docs/messages/app-static-to-dynamic-error`);
if (staticBailoutInfo.stack) {
const stack = staticBailoutInfo.stack;
err.stack = err.message + stack.substring(stack.indexOf("\n"));
}
throw err;
}
// Based on the metadata, we can determine what kind of cache result we
// should return.
// Handle `isNotFound`.
if (metadata.isNotFound) {
return {
value: null,
revalidate: metadata.revalidate
};
}
// Handle `isRedirect`.
if (metadata.isRedirect) {
return {
value: {
kind: "REDIRECT",
props: metadata.pageData
},
revalidate: metadata.revalidate
};
}
// Handle `isNull`.
if (result.isNull) {
return null;
}
// We now have a valid HTML result that we can return to the user.
return {
value: {
kind: "PAGE",
html: result,
pageData: metadata.pageData,
headers,
status: isAppPath ? res.statusCode : undefined
},
revalidate: metadata.revalidate
};
};
const cacheEntry = await this.responseCache.get(ssgCacheKey, async (hasResolved, hadCache)=>{
const isProduction = !this.renderOpts.dev;
const didRespond = hasResolved || res.sent;
if (!staticPaths) {
({ staticPaths, fallbackMode } = hasStaticPaths ? await this.getStaticPaths({
pathname,
requestHeaders: req.headers,
isAppPath,
page: components.page
}) : {
staticPaths: undefined,
fallbackMode: false
});
}
if (fallbackMode === "static" && isBot(req.headers["user-agent"] || "")) {
fallbackMode = "blocking";
}
// skip on-demand revalidate if cache is not present and
// revalidate-if-generated is set
if (isOnDemandRevalidate && revalidateOnlyGenerated && !hadCache && !this.minimalMode) {
await this.render404(req, res);
return null;
}
if ((hadCache == null ? void 0 : hadCache.isStale) === -1) {
isOnDemandRevalidate = true;
}
// only allow on-demand revalidate for fallback: true/blocking
// or for prerendered fallback: false paths
if (isOnDemandRevalidate && (fallbackMode !== false || hadCache)) {
fallbackMode = "blocking";
}
// We use `ssgCacheKey` here as it is normalized to match the encoding
// from getStaticPaths along with including the locale.
//
// We use the `resolvedUrlPathname` for the development case when this
// is an app path since it doesn't include locale information.
let staticPathKey = ssgCacheKey ?? (opts.dev && isAppPath ? resolvedUrlPathname : null);
if (staticPathKey && query.amp) {
staticPathKey = staticPathKey.replace(/\.amp$/, "");
}
const isPageIncludedInStaticPaths = staticPathKey && (staticPaths == null ? void 0 : staticPaths.includes(staticPathKey));
if (this.nextConfig.experimental.isExperimentalCompile) {
fallbackMode = "blocking";
}
// When we did not respond from cache, we need to choose to block on
// rendering or return a skeleton.
//
// - Data requests always block.
// - Blocking mode fallback always blocks.
// - Preview mode toggles all pages to be resolved in a blocking manner.
// - Non-dynamic pages should block (though this is an impossible
// case in production).
// - Dynamic pages should return their skeleton if not defined in
// getStaticPaths, then finish the data request on the client-side.
//
if (process.env.NEXT_RUNTIME !== "edge" && !this.minimalMode && fallbackMode !== "blocking" && staticPathKey && !didRespond && !isPreviewMode && isDynamic && (isProduction || !staticPaths || !isPageIncludedInStaticPaths)) {
if (// In development, fall through to render to handle missing
// getStaticPaths.
(isProduction || staticPaths && (staticPaths == null ? void 0 : staticPaths.length) > 0) && // When fallback isn't present, abort this render so we 404
fallbackMode !== "static") {
throw new NoFallbackError();
}
if (!isDataReq) {
// Production already emitted the fallback as static HTML.
if (isProduction) {
const html = await this.getFallback(locale ? `/${locale}${pathname}` : pathname);
return {
value: {
kind: "PAGE",
html: RenderResult.fromStatic(html),
pageData: {}
}
};
} else {
query.__nextFallback = "true";
const result = await doRender();
if (!result) {
return null;
}
// Prevent caching this result
delete result.revalidate;
return result;
}
}
}
const result = await doRender();
if (!result) {
return null;
}
return {
...result,
revalidate: result.revalidate !== undefined ? result.revalidate : /* default to minimum revalidate (this should be an invariant) */ 1
};
}, {
incrementalCache,
isOnDemandRevalidate: isOnDemandRevalidate,
isPrefetch: req.headers.purpose === "prefetch"
});
if (!cacheEntry) {
if (ssgCacheKey && !(isOnDemandRevalidate && revalidateOnlyGenerated)) {
// A cache entry might not be generated if a response is written
// in `getInitialProps` or `getServerSideProps`, but those shouldn't
// have a cache key. If we do have a cache key but we don't end up
// with a cache entry, then either Next.js or the application has a
// bug that needs fixing.
throw new Error("invariant: cache entry required but not generated");
}
return null;
}
if (isSSG && !this.minimalMode) {
// set x-nextjs-cache header to match the header
// we set for the image-optimizer
res.setHeader("x-nextjs-cache", isOnDemandRevalidate ? "REVALIDATED" : cacheEntry.isMiss ? "MISS" : cacheEntry.isStale ? "STALE" : "HIT");
}
const { revalidate, value: cachedData } = cacheEntry;
const revalidateOptions = typeof revalidate !== "undefined" && (!this.renderOpts.dev || hasServerProps && !isDataReq) ? {
// When the page is 404 cache-control should not be added unless
// we are rendering the 404 page for notFound: true which should
// cache according to revalidate correctly
private: isPreviewMode || is404Page && cachedData,
stateful: !isSSG,
revalidate
} : undefined;
if (!cachedData) {
if (revalidateOptions) {
setRevalidateHeaders(res, revalidateOptions);
}
if (isDataReq) {
res.statusCode = 404;
res.body('{"notFound":true}').send();
return null;
} else {
if (this.renderOpts.dev) {
query.__nextNotFoundSrcPage = pathname;
}
await this.render404(req, res, {
pathname,
query
}, false);
return null;
}
} else if (cachedData.kind === "REDIRECT") {
if (revalidateOptions) {
setRevalidateHeaders(res, revalidateOptions);
}
if (isDataReq) {
return {
type: "json",
body: RenderResult.fromStatic(// @TODO: Handle flight data.
JSON.stringify(cachedData.props)),
revalidateOptions
};
} else {
await handleRedirect(cachedData.props);
return null;
}
} else if (cachedData.kind === "IMAGE") {
throw new Error("invariant SSG should not return an image cache value");
} else if (cachedData.kind === "ROUTE") {
const headers = {
...cachedData.headers
};
if (!(this.minimalMode && isSSG)) {
delete headers[NEXT_CACHE_TAGS_HEADER];
}
await sendResponse(req, res, new Response(cachedData.body, {
headers: fromNodeOutgoingHttpHeaders(headers),
status: cachedData.status || 200
}));
return null;
} else {
if (isAppPath) {
var _cachedData_headers;
if (this.minimalMode && isSSG && ((_cachedData_headers = cachedData.headers) == null ? void 0 : _cachedData_headers[NEXT_CACHE_TAGS_HEADER])) {
res.setHeader(NEXT_CACHE_TAGS_HEADER, cachedData.headers[NEXT_CACHE_TAGS_HEADER]);
}
if (isDataReq && typeof cachedData.pageData !== "string") {
throw new Error("invariant: Expected pageData to be a string for app data request but received " + typeof cachedData.pageData + ". This is a bug in Next.js.");
}
if (cachedData.status) {
res.statusCode = cachedData.status;
}
return {
type: isDataReq ? "rsc" : "html",
body: isDataReq ? RenderResult.fromStatic(cachedData.pageData) : cachedData.html,
revalidateOptions
};
}
return {
type: isDataReq ? "json" : "html",
body: isDataReq ? RenderResult.fromStatic(JSON.stringify(cachedData.pageData)) : cachedData.html,
revalidateOptions
};
}
}
stripNextDataPath(path, stripLocale = true) {
if (path.includes(this.buildId)) {
const splitPath = path.substring(path.indexOf(this.buildId) + this.buildId.length);
path = denormalizePagePath(splitPath.replace(/\.json$/, ""));
}
if (this.localeNormalizer && stripLocale) {
return this.localeNormalizer.normalize(path);
}
return path;
}
// map the route to the actual bundle name
getOriginalAppPaths(route) {
if (this.hasAppDir) {
var _this_appPathRoutes;
const originalAppPath = (_this_appPathRoutes = this.appPathRoutes) == null ? void 0 : _this_appPathRoutes[route];
if (!originalAppPath) {
return null;
}
return originalAppPath;
}
return null;
}
async renderPageComponent(ctx, bubbleNoFallback) {
var _this_nextConfig_experimental_sri;
const { query, pathname } = ctx;
const appPaths = this.getOriginalAppPaths(pathname);
const isAppPath = Array.isArray(appPaths);
let page = pathname;
if (isAppPath) {
// the last item in the array is the root page, if there are parallel routes
page = appPaths[appPaths.length - 1];
}
const result = await this.findPageComponents({
page,
query,
params: ctx.renderOpts.params || {},
isAppPath,
sriEnabled: !!((_this_nextConfig_experimental_sri = this.nextConfig.experimental.sri) == null ? void 0 : _this_nextConfig_experimental_sri.algorithm),
appPaths,
// Ensuring for loading page component routes is done via the matcher.
shouldEnsure: false
});
if (result) {
try {
return await this.renderToResponseWithComponents(ctx, result);
} catch (err) {
const isNoFallbackError = err instanceof NoFallbackError;
if (!isNoFallbackError || isNoFallbackError && bubbleNoFallback) {
throw err;
}
}
}
return false;
}
async renderToResponse(ctx) {
return getTracer().trace(BaseServerSpan.renderToResponse, {
spanName: `rendering page`,
attributes: {
"next.route": ctx.pathname
}
}, async ()=>{
return this.renderToResponseImpl(ctx);
});
}
async renderToResponseImpl(ctx) {
var _this_i18nProvider;
const { res, query, pathname } = ctx;
let page = pathname;
const bubbleNoFallback = !!query._nextBubbleNoFallback;
delete query[NEXT_RSC_UNION_QUERY];
delete query._nextBubbleNoFallback;
const options = {
i18n: (_this_i18nProvider = this.i18nProvider) == null ? void 0 : _this_i18nProvider.fromQuery(pathname, query)
};
try {
for await (const match of this.matchers.matchAll(pathname, options)){
// when a specific invoke-output is meant to be matched
// ensure a prior dynamic route/page doesn't take priority
const invokeOutput = ctx.req.headers["x-invoke-output"];
if (!this.minimalMode && typeof invokeOutput === "string" && isDynamicRoute(invokeOutput || "") && invokeOutput !== match.definition.pathname) {
continue;
}
const result = await this.renderPageComponent({
...ctx,
pathname: match.definition.pathname,
renderOpts: {
...ctx.renderOpts,
params: match.params
}
}, bubbleNoFallback);
if (result !== false) return result;
}
// currently edge functions aren't receiving the x-matched-path
// header so we need to fallback to matching the current page
// when we weren't able to match via dynamic route to handle
// the rewrite case
// @ts-expect-error extended in child class web-server
if (this.serverOptions.webServerConfig) {
// @ts-expect-error extended in child class web-server
ctx.pathname = this.serverOptions.webServerConfig.page;
const result = await this.renderPageComponent(ctx, bubbleNoFallback);
if (result !== false) return result;
}
} catch (error) {
const err = getProperError(error);
if (error instanceof MissingStaticPage) {
console.error("Invariant: failed to load static page", JSON.stringify({
page,
url: ctx.req.url,
matchedPath: ctx.req.headers["x-matched-path"],
initUrl: getRequestMeta(ctx.req, "__NEXT_INIT_URL"),
didRewrite: getRequestMeta(ctx.req, "_nextDidRewrite"),
rewroteUrl: getRequestMeta(ctx.req, "_nextRewroteUrl")
}, null, 2));
throw err;
}
if (err instanceof NoFallbackError && bubbleNoFallback) {
throw err;
}
if (err instanceof DecodeError || err instanceof NormalizeError) {
res.statusCode = 400;
return await this.renderErrorToResponse(ctx, err);
}
res.statusCode = 500;
// if pages/500 is present we still need to trigger
// /_error `getInitialProps` to allow reporting error
if (await this.hasPage("/500")) {
ctx.query.__nextCustomErrorRender = "1";
await this.renderErrorToResponse(ctx, err);
delete ctx.query.__nextCustomErrorRender;
}
const isWrappedError = err instanceof WrappedBuildError;
if (!isWrappedError) {
if (this.minimalMode && process.env.NEXT_RUNTIME !== "edge" || this.renderOpts.dev) {
if (isError(err)) err.page = page;
throw err;
}
this.logError(getProperError(err));
}
const response = await this.renderErrorToResponse(ctx, isWrappedError ? err.innerError : err);
return response;
}
if (this.getMiddleware() && !!ctx.req.headers["x-nextjs-data"] && (!res.statusCode || res.statusCode === 200 || res.statusCode === 404)) {
res.setHeader("x-nextjs-matched-path", `${query.__nextLocale ? `/${query.__nextLocale}` : ""}${pathname}`);
res.statusCode = 200;
res.setHeader("content-type", "application/json");
res.body("{}");
res.send();
return null;
}
res.statusCode = 404;
return this.renderErrorToResponse(ctx, null);
}
async renderToHTML(req, res, pathname, query = {}) {
return getTracer().trace(BaseServerSpan.renderToHTML, async ()=>{
return this.renderToHTMLImpl(req, res, pathname, query);
});
}
async renderToHTMLImpl(req, res, pathname, query = {}) {
return this.getStaticHTML((ctx)=>this.renderToResponse(ctx), {
req,
res,
pathname,
query
});
}
async renderError(err, req, res, pathname, query = {}, setHeaders = true) {
return getTracer().trace(BaseServerSpan.renderError, async ()=>{
return this.renderErrorImpl(err, req, res, pathname, query, setHeaders);
});
}
async renderErrorImpl(err, req, res, pathname, query = {}, setHeaders = true) {
if (setHeaders) {
res.setHeader("Cache-Control", "no-cache, no-store, max-age=0, must-revalidate");
}
return this.pipe(async (ctx)=>{
const response = await this.renderErrorToResponse(ctx, err);
if (this.minimalMode && res.statusCode === 500) {
throw err;
}
return response;
}, {
req,
res,
pathname,
query
});
}
async renderErrorToResponse(ctx, err) {
return getTracer().trace(BaseServerSpan.renderErrorToResponse, async ()=>{
return this.renderErrorToResponseImpl(ctx, err);
});
}
async renderErrorToResponseImpl(ctx, err) {
// Short-circuit favicon.ico in development to avoid compiling 404 page when the app has no favicon.ico.
// Since favicon.ico is automatically requested by the browser.
if (this.renderOpts.dev && ctx.pathname === "/favicon.ico") {
return {
type: "html",
body: new RenderResult("")
};
}
const { res, query } = ctx;
try {
let result = null;
const is404 = res.statusCode === 404;
let using404Page = false;
if (is404) {
if (this.hasAppDir) {
// Use the not-found entry in app directory
result = await this.findPageComponents({
page: this.renderOpts.dev ? "/not-found" : "/_not-found",
query,
params: {},
isAppPath: true,
shouldEnsure: true
});
using404Page = result !== null;
}
if (!result && await this.hasPage("/404")) {
result = await this.findPageComponents({
page: "/404",
query,
params: {},
isAppPath: false,
// Ensuring can't be done here because you never "match" a 404 route.
shouldEnsure: true
});
using404Page = result !== null;
}
}
let statusPage = `/${res.statusCode}`;
if (!ctx.query.__nextCustomErrorRender && !result && STATIC_STATUS_PAGES.includes(statusPage)) {
// skip ensuring /500 in dev mode as it isn't used and the
// dev overlay is used instead
if (statusPage !== "/500" || !this.renderOpts.dev) {
result = await this.findPageComponents({
page: statusPage,
query,
params: {},
isAppPath: false,
// Ensuring can't be done here because you never "match" a 500
// route.
shouldEnsure: true
});
}
}
if (!result) {
result = await this.findPageComponents({
page: "/_error",
query,
params: {},
isAppPath: false,
// Ensuring can't be done here because you never "match" an error
// route.
shouldEnsure: true
});
statusPage = "/_error";
}
if (process.env.NODE_ENV !== "production" && !using404Page && await this.hasPage("/_error") && !await this.hasPage("/404")) {
this.customErrorNo404Warn();
}
if (!result) {
// this can occur when a project directory has been moved/deleted
// which is handled in the parent process in development
if (this.renderOpts.dev) {
return {
type: "html",
// wait for dev-server to restart before refreshing
body: RenderResult.fromStatic(`
missing required error components, refreshing...
`)
};
}
throw new WrappedBuildError(new Error("missing required error components"));
}
// If the page has a route module, use it for the new match. If it doesn't
// have a route module, remove the match.
if (result.components.routeModule) {
addRequestMeta(ctx.req, "_nextMatch", {
definition: result.components.routeModule.definition,
params: undefined
});
} else {
removeRequestMeta(ctx.req, "_nextMatch");
}
try {
return await this.renderToResponseWithComponents({
...ctx,
pathname: statusPage,
renderOpts: {
...ctx.renderOpts,
err
}
}, result);
} catch (maybeFallbackError) {
if (maybeFallbackError instanceof NoFallbackError) {
throw new Error("invariant: failed to render error page");
}
throw maybeFallbackError;
}
} catch (error) {
const renderToHtmlError = getProperError(error);
const isWrappedError = renderToHtmlError instanceof WrappedBuildError;
if (!isWrappedError) {
this.logError(renderToHtmlError);
}
res.statusCode = 500;
const fallbackComponents = await this.getFallbackErrorComponents();
if (fallbackComponents) {
// There was an error, so use it's definition from the route module
// to add the match to the request.
addRequestMeta(ctx.req, "_nextMatch", {
definition: fallbackComponents.routeModule.definition,
params: undefined
});
return this.renderToResponseWithComponents({
...ctx,
pathname: "/_error",
renderOpts: {
...ctx.renderOpts,
// We render `renderToHtmlError` here because `err` is
// already captured in the stacktrace.
err: isWrappedError ? renderToHtmlError.innerError : renderToHtmlError
}
}, {
query,
components: fallbackComponents
});
}
return {
type: "html",
body: RenderResult.fromStatic("Internal Server Error")
};
}
}
async renderErrorToHTML(err, req, res, pathname, query = {}) {
return this.getStaticHTML((ctx)=>this.renderErrorToResponse(ctx, err), {
req,
res,
pathname,
query
});
}
async render404(req, res, parsedUrl, setHeaders = true) {
const { pathname, query } = parsedUrl ? parsedUrl : parseUrl(req.url, true);
if (this.nextConfig.i18n) {
query.__nextLocale ||= this.nextConfig.i18n.defaultLocale;
query.__nextDefaultLocale ||= this.nextConfig.i18n.defaultLocale;
}
res.statusCode = 404;
return this.renderError(null, req, res, pathname, query, setHeaders);
}
}
//# sourceMappingURL=base-server.js.map