including-modules
This commit is contained in:
Kismet Hasanaj
+342
@@ -0,0 +1,342 @@
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import { AppRouteRouteModule } from '../../server/route-modules/app-route/module.compiled';
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import { RouteKind } from '../../server/route-kind';
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import { patchFetch as _patchFetch } from '../../server/lib/patch-fetch';
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import { addRequestMeta, getRequestMeta } from '../../server/request-meta';
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import { getTracer, SpanKind } from '../../server/lib/trace/tracer';
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import { setManifestsSingleton } from '../../server/app-render/manifests-singleton';
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import { normalizeAppPath } from '../../shared/lib/router/utils/app-paths';
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import { NodeNextRequest, NodeNextResponse } from '../../server/base-http/node';
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import { NextRequestAdapter, signalFromNodeResponse } from '../../server/web/spec-extension/adapters/next-request';
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import { BaseServerSpan } from '../../server/lib/trace/constants';
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import { getRevalidateReason } from '../../server/instrumentation/utils';
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import { sendResponse } from '../../server/send-response';
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import { fromNodeOutgoingHttpHeaders, toNodeOutgoingHttpHeaders } from '../../server/web/utils';
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import { getCacheControlHeader } from '../../server/lib/cache-control';
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import { INFINITE_CACHE, NEXT_CACHE_TAGS_HEADER } from '../../lib/constants';
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import { NoFallbackError } from '../../shared/lib/no-fallback-error.external';
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import { CachedRouteKind } from '../../server/response-cache';
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import * as userland from 'VAR_USERLAND';
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// We inject the nextConfigOutput here so that we can use them in the route
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// module.
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// INJECT:nextConfigOutput
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const routeModule = new AppRouteRouteModule({
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definition: {
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kind: RouteKind.APP_ROUTE,
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page: 'VAR_DEFINITION_PAGE',
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pathname: 'VAR_DEFINITION_PATHNAME',
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filename: 'VAR_DEFINITION_FILENAME',
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bundlePath: 'VAR_DEFINITION_BUNDLE_PATH'
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},
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distDir: process.env.__NEXT_RELATIVE_DIST_DIR || '',
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relativeProjectDir: process.env.__NEXT_RELATIVE_PROJECT_DIR || '',
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resolvedPagePath: 'VAR_RESOLVED_PAGE_PATH',
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nextConfigOutput,
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userland
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});
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// Pull out the exports that we need to expose from the module. This should
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// be eliminated when we've moved the other routes to the new format. These
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// are used to hook into the route.
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const { workAsyncStorage, workUnitAsyncStorage, serverHooks } = routeModule;
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function patchFetch() {
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return _patchFetch({
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workAsyncStorage,
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workUnitAsyncStorage
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});
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}
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export { routeModule, workAsyncStorage, workUnitAsyncStorage, serverHooks, patchFetch, };
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export async function handler(req, res, ctx) {
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if (routeModule.isDev) {
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addRequestMeta(req, 'devRequestTimingInternalsEnd', process.hrtime.bigint());
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}
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let srcPage = 'VAR_DEFINITION_PAGE';
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// turbopack doesn't normalize `/index` in the page name
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// so we need to to process dynamic routes properly
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// TODO: fix turbopack providing differing value from webpack
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if (process.env.TURBOPACK) {
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srcPage = srcPage.replace(/\/index$/, '') || '/';
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} else if (srcPage === '/index') {
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// we always normalize /index specifically
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srcPage = '/';
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}
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const multiZoneDraftMode = process.env.__NEXT_MULTI_ZONE_DRAFT_MODE;
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const prepareResult = await routeModule.prepare(req, res, {
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srcPage,
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multiZoneDraftMode
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});
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if (!prepareResult) {
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res.statusCode = 400;
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res.end('Bad Request');
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ctx.waitUntil == null ? void 0 : ctx.waitUntil.call(ctx, Promise.resolve());
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return null;
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}
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const { buildId, params, nextConfig, parsedUrl, isDraftMode, prerenderManifest, routerServerContext, isOnDemandRevalidate, revalidateOnlyGenerated, resolvedPathname, clientReferenceManifest, serverActionsManifest } = prepareResult;
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const normalizedSrcPage = normalizeAppPath(srcPage);
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let isIsr = Boolean(prerenderManifest.dynamicRoutes[normalizedSrcPage] || prerenderManifest.routes[resolvedPathname]);
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const render404 = async ()=>{
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// TODO: should route-module itself handle rendering the 404
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if (routerServerContext == null ? void 0 : routerServerContext.render404) {
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await routerServerContext.render404(req, res, parsedUrl, false);
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} else {
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res.end('This page could not be found');
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}
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return null;
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};
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if (isIsr && !isDraftMode) {
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const isPrerendered = Boolean(prerenderManifest.routes[resolvedPathname]);
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const prerenderInfo = prerenderManifest.dynamicRoutes[normalizedSrcPage];
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if (prerenderInfo) {
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if (prerenderInfo.fallback === false && !isPrerendered) {
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if (nextConfig.experimental.adapterPath) {
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return await render404();
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}
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throw new NoFallbackError();
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}
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}
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}
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let cacheKey = null;
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if (isIsr && !routeModule.isDev && !isDraftMode) {
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cacheKey = resolvedPathname;
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// ensure /index and / is normalized to one key
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cacheKey = cacheKey === '/index' ? '/' : cacheKey;
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}
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const supportsDynamicResponse = // If we're in development, we always support dynamic HTML
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routeModule.isDev === true || // If this is not SSG or does not have static paths, then it supports
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// dynamic HTML.
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!isIsr;
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// This is a revalidation request if the request is for a static
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// page and it is not being resumed from a postponed render and
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// it is not a dynamic RSC request then it is a revalidation
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// request.
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const isStaticGeneration = isIsr && !supportsDynamicResponse;
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// Before rendering (which initializes component tree modules), we have to
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// set the reference manifests to our global store so Server Action's
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// encryption util can access to them at the top level of the page module.
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if (serverActionsManifest && clientReferenceManifest) {
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setManifestsSingleton({
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page: srcPage,
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clientReferenceManifest,
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serverActionsManifest
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});
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}
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const method = req.method || 'GET';
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const tracer = getTracer();
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const activeSpan = tracer.getActiveScopeSpan();
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const context = {
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params,
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prerenderManifest,
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renderOpts: {
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experimental: {
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authInterrupts: Boolean(nextConfig.experimental.authInterrupts)
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},
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cacheComponents: Boolean(nextConfig.cacheComponents),
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supportsDynamicResponse,
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incrementalCache: getRequestMeta(req, 'incrementalCache'),
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cacheLifeProfiles: nextConfig.cacheLife,
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waitUntil: ctx.waitUntil,
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onClose: (cb)=>{
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res.on('close', cb);
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},
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onAfterTaskError: undefined,
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onInstrumentationRequestError: (error, _request, errorContext, silenceLog)=>routeModule.onRequestError(req, error, errorContext, silenceLog, routerServerContext)
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},
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sharedContext: {
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buildId
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}
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};
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const nodeNextReq = new NodeNextRequest(req);
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const nodeNextRes = new NodeNextResponse(res);
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const nextReq = NextRequestAdapter.fromNodeNextRequest(nodeNextReq, signalFromNodeResponse(res));
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try {
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const invokeRouteModule = async (span)=>{
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return routeModule.handle(nextReq, context).finally(()=>{
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if (!span) return;
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span.setAttributes({
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'http.status_code': res.statusCode,
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'next.rsc': false
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});
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const rootSpanAttributes = tracer.getRootSpanAttributes();
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// We were unable to get attributes, probably OTEL is not enabled
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if (!rootSpanAttributes) {
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return;
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}
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if (rootSpanAttributes.get('next.span_type') !== BaseServerSpan.handleRequest) {
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console.warn(`Unexpected root span type '${rootSpanAttributes.get('next.span_type')}'. Please report this Next.js issue https://github.com/vercel/next.js`);
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return;
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}
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const route = rootSpanAttributes.get('next.route');
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if (route) {
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const name = `${method} ${route}`;
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span.setAttributes({
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'next.route': route,
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'http.route': route,
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'next.span_name': name
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});
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span.updateName(name);
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} else {
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span.updateName(`${method} ${srcPage}`);
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}
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});
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};
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const isMinimalMode = Boolean(process.env.MINIMAL_MODE || getRequestMeta(req, 'minimalMode'));
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const handleResponse = async (currentSpan)=>{
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var _cacheEntry_value;
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const responseGenerator = async ({ previousCacheEntry })=>{
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try {
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if (!isMinimalMode && isOnDemandRevalidate && revalidateOnlyGenerated && !previousCacheEntry) {
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res.statusCode = 404;
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// on-demand revalidate always sets this header
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res.setHeader('x-nextjs-cache', 'REVALIDATED');
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res.end('This page could not be found');
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return null;
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}
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const response = await invokeRouteModule(currentSpan);
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req.fetchMetrics = context.renderOpts.fetchMetrics;
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let pendingWaitUntil = context.renderOpts.pendingWaitUntil;
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// Attempt using provided waitUntil if available
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// if it's not we fallback to sendResponse's handling
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if (pendingWaitUntil) {
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if (ctx.waitUntil) {
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ctx.waitUntil(pendingWaitUntil);
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pendingWaitUntil = undefined;
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}
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}
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const cacheTags = context.renderOpts.collectedTags;
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// If the request is for a static response, we can cache it so long
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// as it's not edge.
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if (isIsr) {
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const blob = await response.blob();
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// Copy the headers from the response.
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const headers = toNodeOutgoingHttpHeaders(response.headers);
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if (cacheTags) {
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headers[NEXT_CACHE_TAGS_HEADER] = cacheTags;
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}
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if (!headers['content-type'] && blob.type) {
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headers['content-type'] = blob.type;
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}
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const revalidate = typeof context.renderOpts.collectedRevalidate === 'undefined' || context.renderOpts.collectedRevalidate >= INFINITE_CACHE ? false : context.renderOpts.collectedRevalidate;
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const expire = typeof context.renderOpts.collectedExpire === 'undefined' || context.renderOpts.collectedExpire >= INFINITE_CACHE ? undefined : context.renderOpts.collectedExpire;
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// Create the cache entry for the response.
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const cacheEntry = {
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value: {
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kind: CachedRouteKind.APP_ROUTE,
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status: response.status,
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body: Buffer.from(await blob.arrayBuffer()),
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headers
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},
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cacheControl: {
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revalidate,
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expire
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}
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};
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return cacheEntry;
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} else {
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// send response without caching if not ISR
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await sendResponse(nodeNextReq, nodeNextRes, response, context.renderOpts.pendingWaitUntil);
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return null;
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}
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} catch (err) {
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// if this is a background revalidate we need to report
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// the request error here as it won't be bubbled
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if (previousCacheEntry == null ? void 0 : previousCacheEntry.isStale) {
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const silenceLog = false;
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await routeModule.onRequestError(req, err, {
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routerKind: 'App Router',
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routePath: srcPage,
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routeType: 'route',
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revalidateReason: getRevalidateReason({
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isStaticGeneration,
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isOnDemandRevalidate
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})
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}, silenceLog, routerServerContext);
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}
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throw err;
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}
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};
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const cacheEntry = await routeModule.handleResponse({
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req,
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nextConfig,
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cacheKey,
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routeKind: RouteKind.APP_ROUTE,
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isFallback: false,
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prerenderManifest,
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isRoutePPREnabled: false,
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isOnDemandRevalidate,
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revalidateOnlyGenerated,
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responseGenerator,
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waitUntil: ctx.waitUntil,
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isMinimalMode
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});
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// we don't create a cacheEntry for ISR
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if (!isIsr) {
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return null;
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}
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if ((cacheEntry == null ? void 0 : (_cacheEntry_value = cacheEntry.value) == null ? void 0 : _cacheEntry_value.kind) !== CachedRouteKind.APP_ROUTE) {
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var _cacheEntry_value1;
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throw Object.defineProperty(new Error(`Invariant: app-route received invalid cache entry ${cacheEntry == null ? void 0 : (_cacheEntry_value1 = cacheEntry.value) == null ? void 0 : _cacheEntry_value1.kind}`), "__NEXT_ERROR_CODE", {
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value: "E701",
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enumerable: false,
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configurable: true
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});
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}
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if (!isMinimalMode) {
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res.setHeader('x-nextjs-cache', isOnDemandRevalidate ? 'REVALIDATED' : cacheEntry.isMiss ? 'MISS' : cacheEntry.isStale ? 'STALE' : 'HIT');
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}
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// Draft mode should never be cached
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if (isDraftMode) {
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res.setHeader('Cache-Control', 'private, no-cache, no-store, max-age=0, must-revalidate');
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}
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const headers = fromNodeOutgoingHttpHeaders(cacheEntry.value.headers);
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if (!(isMinimalMode && isIsr)) {
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headers.delete(NEXT_CACHE_TAGS_HEADER);
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}
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// If cache control is already set on the response we don't
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// override it to allow users to customize it via next.config
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if (cacheEntry.cacheControl && !res.getHeader('Cache-Control') && !headers.get('Cache-Control')) {
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headers.set('Cache-Control', getCacheControlHeader(cacheEntry.cacheControl));
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}
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await sendResponse(nodeNextReq, nodeNextRes, // @ts-expect-error - Argument of type 'Buffer<ArrayBufferLike>' is not assignable to parameter of type 'BodyInit | null | undefined'.
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new Response(cacheEntry.value.body, {
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headers,
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status: cacheEntry.value.status || 200
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}));
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return null;
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};
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// TODO: activeSpan code path is for when wrapped by
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// next-server can be removed when this is no longer used
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if (activeSpan) {
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await handleResponse(activeSpan);
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} else {
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await tracer.withPropagatedContext(req.headers, ()=>tracer.trace(BaseServerSpan.handleRequest, {
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spanName: `${method} ${srcPage}`,
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kind: SpanKind.SERVER,
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attributes: {
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'http.method': method,
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'http.target': req.url
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}
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}, handleResponse));
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}
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} catch (err) {
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if (!(err instanceof NoFallbackError)) {
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const silenceLog = false;
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await routeModule.onRequestError(req, err, {
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routerKind: 'App Router',
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routePath: normalizedSrcPage,
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routeType: 'route',
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revalidateReason: getRevalidateReason({
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isStaticGeneration,
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isOnDemandRevalidate
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})
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}, silenceLog, routerServerContext);
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}
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// rethrow so that we can handle serving error page
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// If this is during static generation, throw the error again.
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if (isIsr) throw err;
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// Otherwise, send a 500 response.
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await sendResponse(nodeNextReq, nodeNextRes, new Response(null, {
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status: 500
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}));
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return null;
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}
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}
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//# sourceMappingURL=app-route.js.map
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