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Tweak app cache handling for paths (#49108)
This updates some handling as discussed and cleans up un-necessary fields from previous PR. ---------
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107 changes: 2 additions & 105 deletions
107
packages/next/src/server/web/spec-extension/unstable-revalidate-path.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,108 +1,5 @@ | ||
| import type { | ||
| StaticGenerationAsyncStorage, | ||
| StaticGenerationStore, | ||
| } from '../../../client/components/static-generation-async-storage' | ||
|
|
||
| import { unstable_revalidateTag } from './unstable-revalidate-tag' | ||
| import { headers } from '../../../client/components/headers' | ||
| import { | ||
| PRERENDER_REVALIDATE_HEADER, | ||
| PRERENDER_REVALIDATE_ONLY_GENERATED_HEADER, | ||
| } from '../../../lib/constants' | ||
|
|
||
| export function unstable_revalidatePath( | ||
| path: string, | ||
| ctx: { | ||
| manualRevalidate?: boolean | ||
| unstable_onlyGenerated?: boolean | ||
| } = {} | ||
| ) { | ||
| if (!ctx?.manualRevalidate) { | ||
| return unstable_revalidateTag(path) | ||
| } | ||
|
|
||
| const staticGenerationAsyncStorage = ( | ||
| fetch as any | ||
| ).__nextGetStaticStore?.() as undefined | StaticGenerationAsyncStorage | ||
|
|
||
| const store: undefined | StaticGenerationStore = | ||
| staticGenerationAsyncStorage?.getStore() | ||
|
|
||
| if (!store) { | ||
| throw new Error( | ||
| `Invariant: static generation store missing in unstable_revalidatePath ${path}` | ||
| ) | ||
| } | ||
|
|
||
| if (!store.pendingRevalidates) { | ||
| store.pendingRevalidates = [] | ||
| } | ||
| const previewModeId = | ||
| store.incrementalCache?.prerenderManifest?.preview?.previewModeId || | ||
| process.env.__NEXT_PREVIEW_MODE_ID | ||
|
|
||
| const reqHeaders: Record<string, undefined | string | string[]> = | ||
| store.incrementalCache?.requestHeaders || Object.fromEntries(headers()) | ||
|
|
||
| const host = reqHeaders['host'] | ||
| const proto = store.incrementalCache?.requestProtocol || 'https' | ||
|
|
||
| // TODO: glob handling + blocking/soft revalidate | ||
| const revalidateURL = `${proto}://${host}${path}` | ||
|
|
||
| const revalidateHeaders: typeof reqHeaders = { | ||
| [PRERENDER_REVALIDATE_HEADER]: previewModeId, | ||
| ...(ctx.unstable_onlyGenerated | ||
| ? { | ||
| [PRERENDER_REVALIDATE_ONLY_GENERATED_HEADER]: '1', | ||
| } | ||
| : {}), | ||
| } | ||
|
|
||
| const curAllowedRevalidateHeaderKeys = | ||
| store.incrementalCache?.allowedRevalidateHeaderKeys || | ||
| process.env.__NEXT_ALLOWED_REVALIDATE_HEADERS | ||
|
|
||
| const allowedRevalidateHeaderKeys = [ | ||
| ...(curAllowedRevalidateHeaderKeys || []), | ||
| ...(!store.incrementalCache | ||
| ? ['cookie', 'x-vercel-protection-bypass'] | ||
| : []), | ||
| ] | ||
|
|
||
| for (const key of Object.keys(reqHeaders)) { | ||
| if (allowedRevalidateHeaderKeys.includes(key)) { | ||
| revalidateHeaders[key] = reqHeaders[key] as string | ||
| } | ||
| } | ||
|
|
||
| const fetchIPv4v6 = (v6 = false): Promise<any> => { | ||
| const curUrl = new URL(revalidateURL) | ||
| const hostname = curUrl.hostname | ||
|
|
||
| if (!v6 && hostname === 'localhost') { | ||
| curUrl.hostname = '127.0.0.1' | ||
| } | ||
| return fetch(curUrl, { | ||
| method: 'HEAD', | ||
| headers: revalidateHeaders as HeadersInit, | ||
| }) | ||
| .then((res) => { | ||
| const cacheHeader = | ||
| res.headers.get('x-vercel-cache') || res.headers.get('x-nextjs-cache') | ||
| if (cacheHeader?.toLowerCase() !== 'revalidated') { | ||
| throw new Error( | ||
| `received invalid response ${res.status} ${cacheHeader}` | ||
| ) | ||
| } | ||
| }) | ||
| .catch((err) => { | ||
| if (err.code === 'ECONNREFUSED' && !v6) { | ||
| return fetchIPv4v6(true) | ||
| } | ||
| console.error(`revalidatePath failed for ${revalidateURL}`, err) | ||
| }) | ||
| } | ||
|
|
||
| store.pendingRevalidates.push(fetchIPv4v6()) | ||
| export function unstable_revalidatePath(path: string) { | ||
| return unstable_revalidateTag(path) | ||
| } |
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