/opt/canhelp/node_modules/next/dist/esm/server/app-render
Edit: /opt/canhelp/node_modules/next/dist/esm/server/app-render/encryption.js (11249B)
/* eslint-disable import/no-extraneous-dependencies */ import 'server-only';
/* eslint-disable import/no-extraneous-dependencies */ import { renderToReadableStream } from 'react-server-dom-webpack/server';
/* eslint-disable import/no-extraneous-dependencies */ import { createFromReadableStream } from 'react-server-dom-webpack/client';
import { streamToString } from '../stream-utils/node-web-streams-helper';
import { arrayBufferToString, decrypt, encrypt, getActionEncryptionKey, getClientReferenceManifestForRsc, getServerModuleMap, stringToUint8Array } from './encryption-utils';
import { getCacheSignal, getPrerenderResumeDataCache, getRenderResumeDataCache, workUnitAsyncStorage } from './work-unit-async-storage.external';
import { createHangingInputAbortSignal } from './dynamic-rendering';
import React from 'react';
const isEdgeRuntime = process.env.NEXT_RUNTIME === 'edge';
const textEncoder = new TextEncoder();
const textDecoder = new TextDecoder();
const filterStackFrame = process.env.NODE_ENV !== 'production' ? require('../lib/source-maps').filterStackFrameDEV : undefined;
const findSourceMapURL = process.env.NODE_ENV !== 'production' ? require('../lib/source-maps').findSourceMapURLDEV : undefined;
/**
* Decrypt the serialized string with the action id as the salt.
*/ async function decodeActionBoundArg(actionId, arg) {
const key = await getActionEncryptionKey();
if (typeof key === 'undefined') {
throw Object.defineProperty(new Error(`Missing encryption key for Server Action. This is a bug in Next.js`), "__NEXT_ERROR_CODE", {
value: "E65",
enumerable: false,
configurable: true
});
}
// Get the iv (16 bytes) and the payload from the arg.
const originalPayload = atob(arg);
const ivValue = originalPayload.slice(0, 16);
const payload = originalPayload.slice(16);
const decrypted = textDecoder.decode(await decrypt(key, stringToUint8Array(ivValue), stringToUint8Array(payload)));
if (!decrypted.startsWith(actionId)) {
throw Object.defineProperty(new Error('Invalid Server Action payload: failed to decrypt.'), "__NEXT_ERROR_CODE", {
value: "E191",
enumerable: false,
configurable: true
});
}
return decrypted.slice(actionId.length);
}
/**
* Encrypt the serialized string with the action id as the salt. Add a prefix to
* later ensure that the payload is correctly decrypted, similar to a checksum.
*/ async function encodeActionBoundArg(actionId, arg) {
const key = await getActionEncryptionKey();
if (key === undefined) {
throw Object.defineProperty(new Error(`Missing encryption key for Server Action. This is a bug in Next.js`), "__NEXT_ERROR_CODE", {
value: "E65",
enumerable: false,
configurable: true
});
}
// Get 16 random bytes as iv.
const randomBytes = new Uint8Array(16);
workUnitAsyncStorage.exit(()=>crypto.getRandomValues(randomBytes));
const ivValue = arrayBufferToString(randomBytes.buffer);
const encrypted = await encrypt(key, randomBytes, textEncoder.encode(actionId + arg));
return btoa(ivValue + arrayBufferToString(encrypted));
}
var ReadStatus = /*#__PURE__*/ function(ReadStatus) {
ReadStatus[ReadStatus["Ready"] = 0] = "Ready";
ReadStatus[ReadStatus["Pending"] = 1] = "Pending";
ReadStatus[ReadStatus["Complete"] = 2] = "Complete";
return ReadStatus;
}(ReadStatus || {});
// Encrypts the action's bound args into a string. For the same combination of
// actionId and args the same cached promise is returned. This ensures reference
// equality for returned objects from "use cache" functions when they're invoked
// multiple times within one render pass using the same bound args.
export const encryptActionBoundArgs = React.cache(async function encryptActionBoundArgs(actionId, ...args) {
const workUnitStore = workUnitAsyncStorage.getStore();
const cacheSignal = workUnitStore ? getCacheSignal(workUnitStore) : undefined;
const { clientModules } = getClientReferenceManifestForRsc();
// Create an error before any asynchronous calls, to capture the original
// call stack in case we need it when the serialization errors.
const error = new Error();
Error.captureStackTrace(error, encryptActionBoundArgs);
let didCatchError = false;
const hangingInputAbortSignal = workUnitStore ? createHangingInputAbortSignal(workUnitStore) : undefined;
let readStatus = 0;
function startReadOnce() {
if (readStatus === 0) {
readStatus = 1;
cacheSignal == null ? void 0 : cacheSignal.beginRead();
}
}
function endReadIfStarted() {
if (readStatus === 1) {
cacheSignal == null ? void 0 : cacheSignal.endRead();
}
readStatus = 2;
}
// streamToString might take longer than a microtask to resolve and then other things
// waiting on the cache signal might not realize there is another cache to fill so if
// we are no longer waiting on the bound args serialization via the hangingInputAbortSignal
// we should eagerly start the cache read to prevent other readers of the cache signal from
// missing this cache fill. We use a idempotent function to only start reading once because
// it's also possible that streamToString finishes before the hangingInputAbortSignal aborts.
if (hangingInputAbortSignal && cacheSignal) {
hangingInputAbortSignal.addEventListener('abort', startReadOnce, {
once: true
});
}
// Using Flight to serialize the args into a string.
const serialized = await streamToString(renderToReadableStream(args, clientModules, {
filterStackFrame,
signal: hangingInputAbortSignal,
onError (err) {
if (hangingInputAbortSignal == null ? void 0 : hangingInputAbortSignal.aborted) {
return;
}
// We're only reporting one error at a time, starting with the first.
if (didCatchError) {
return;
}
didCatchError = true;
// Use the original error message together with the previously created
// stack, because err.stack is a useless Flight Server call stack.
error.message = err instanceof Error ? err.message : String(err);
}
}), // We pass the abort signal to `streamToString` so that no chunks are
// included that are emitted after the signal was already aborted. This
// ensures that we can encode hanging promises.
hangingInputAbortSignal);
if (didCatchError) {
if (process.env.NODE_ENV === 'development') {
// Logging the error is needed for server functions that are passed to the
// client where the decryption is not done during rendering. Console
// replaying allows us to still show the error dev overlay in this case.
console.error(error);
}
endReadIfStarted();
throw error;
}
if (!workUnitStore) {
// We don't need to call cacheSignal.endRead here because we can't have a cacheSignal
// if we do not have a workUnitStore.
return encodeActionBoundArg(actionId, serialized);
}
startReadOnce();
const prerenderResumeDataCache = getPrerenderResumeDataCache(workUnitStore);
const renderResumeDataCache = getRenderResumeDataCache(workUnitStore);
const cacheKey = actionId + serialized;
const cachedEncrypted = (prerenderResumeDataCache == null ? void 0 : prerenderResumeDataCache.encryptedBoundArgs.get(cacheKey)) ?? (renderResumeDataCache == null ? void 0 : renderResumeDataCache.encryptedBoundArgs.get(cacheKey));
if (cachedEncrypted) {
return cachedEncrypted;
}
const encrypted = await encodeActionBoundArg(actionId, serialized);
endReadIfStarted();
prerenderResumeDataCache == null ? void 0 : prerenderResumeDataCache.encryptedBoundArgs.set(cacheKey, encrypted);
return encrypted;
});
// Decrypts the action's bound args from the encrypted string.
export async function decryptActionBoundArgs(actionId, encryptedPromise) {
const encrypted = await encryptedPromise;
const workUnitStore = workUnitAsyncStorage.getStore();
let decrypted;
if (workUnitStore) {
const cacheSignal = getCacheSignal(workUnitStore);
const prerenderResumeDataCache = getPrerenderResumeDataCache(workUnitStore);
const renderResumeDataCache = getRenderResumeDataCache(workUnitStore);
decrypted = (prerenderResumeDataCache == null ? void 0 : prerenderResumeDataCache.decryptedBoundArgs.get(encrypted)) ?? (renderResumeDataCache == null ? void 0 : renderResumeDataCache.decryptedBoundArgs.get(encrypted));
if (!decrypted) {
cacheSignal == null ? void 0 : cacheSignal.beginRead();
decrypted = await decodeActionBoundArg(actionId, encrypted);
cacheSignal == null ? void 0 : cacheSignal.endRead();
prerenderResumeDataCache == null ? void 0 : prerenderResumeDataCache.decryptedBoundArgs.set(encrypted, decrypted);
}
} else {
decrypted = await decodeActionBoundArg(actionId, encrypted);
}
const { edgeRscModuleMapping, rscModuleMapping } = getClientReferenceManifestForRsc();
// Using Flight to deserialize the args from the string.
const deserialized = await createFromReadableStream(new ReadableStream({
start (controller) {
controller.enqueue(textEncoder.encode(decrypted));
switch(workUnitStore == null ? void 0 : workUnitStore.type){
case 'prerender':
case 'prerender-runtime':
// Explicitly don't close the stream here (until prerendering is
// complete) so that hanging promises are not rejected.
if (workUnitStore.renderSignal.aborted) {
controller.close();
} else {
workUnitStore.renderSignal.addEventListener('abort', ()=>controller.close(), {
once: true
});
}
break;
case 'prerender-client':
case 'prerender-ppr':
case 'prerender-legacy':
case 'request':
case 'cache':
case 'private-cache':
case 'unstable-cache':
case undefined:
return controller.close();
default:
workUnitStore;
}
}
}), {
findSourceMapURL,
serverConsumerManifest: {
// moduleLoading must be null because we don't want to trigger preloads of ClientReferences
// to be added to the current execution. Instead, we'll wait for any ClientReference
// to be emitted which themselves will handle the preloading.
moduleLoading: null,
moduleMap: isEdgeRuntime ? edgeRscModuleMapping : rscModuleMapping,
serverModuleMap: getServerModuleMap()
}
});
return deserialized;
}
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