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fix(native-federation): Fix failing build caused by concurrent access to externals metadata. #1058

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Merged
Aukevanoost merged 2 commits into from
Feb 6, 2026
Merged

fix(native-federation): Fix failing build caused by concurrent access to externals metadata. #1058

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8e061e7
Fixed failing build caused by concurrent access to externals metadata.
Feb 6, 2026
4988820
Fallback logic for project name.
Feb 6, 2026
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11 changes: 2 additions & 9 deletions libs/native-federation-core/src/lib/core/build-for-federation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ import { logger } from '../utils/logger';
import { getCachePath } from './../utils/bundle-caching';
import { normalizePackageName } from '../utils/normalize';
import { AbortedError } from '../utils/errors';
import { resolveProjectName } from '../utils/config-utils';

export interface BuildParams {
skipMappingsAndExposed: boolean;
Expand Down Expand Up @@ -64,15 +65,7 @@ export async function buildForFederation(
? describeExposed(config, fedOptions)
: artefactInfo.exposes;

const normalizedCacheFolder = normalizePackageName(config.name);
if (normalizedCacheFolder.length < 1) {
logger.warn(
"Project name in 'federation.config.js' is empty, defaulting to 'shell' cache folder (could collide with other projects in the workspace).",
);
}
const cacheProjectFolder =
normalizedCacheFolder.length < 1 ? 'shell' : normalizedCacheFolder;

const cacheProjectFolder = resolveProjectName(config);
const pathToCache = getCachePath(
fedOptions.workspaceRoot,
cacheProjectFolder,
Expand Down
10 changes: 7 additions & 3 deletions libs/native-federation-core/src/lib/core/remove-unused-deps.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@ import { getPackageInfo, PackageInfo } from '../utils/package-info';
import { getExternalImports as extractExternalImports } from '../utils/get-external-imports';
import { MappedPath } from '../utils/mapped-paths';
import { normalizePackageName } from '../utils/normalize';
import { resolveProjectName } from '../utils/config-utils';

export function removeUnusedDeps(
config: NormalizedFederationConfig,
Expand All @@ -21,9 +22,11 @@ export function removeUnusedDeps(
const usedPackageNames = usedDeps.usedPackageNames;
const usedMappings = usedDeps.usedMappings;

const projectName = resolveProjectName(config);
const usedPackageNamesWithTransient = addTransientDeps(
usedPackageNames,
workspaceRoot,
projectName
);
const filteredShared = filterShared(config, usedPackageNamesWithTransient);

Expand Down Expand Up @@ -82,7 +85,7 @@ function findUsedDeps(
return { usedPackageNames, usedMappings };
}

function addTransientDeps(packages: Set<string>, workspaceRoot: string) {
function addTransientDeps(packages: Set<string>, workspaceRoot: string, projectName: string) {
const packagesAndPeers = new Set<string>([...packages]);
const discovered = new Set<string>(packagesAndPeers);
const stack = [...packagesAndPeers];
Expand All @@ -100,7 +103,7 @@ function addTransientDeps(packages: Set<string>, workspaceRoot: string) {
continue;
}

const peerDeps = getExternalImports(pInfo, workspaceRoot);
const peerDeps = getExternalImports(pInfo, workspaceRoot, projectName);

for (const peerDep of peerDeps) {
if (!discovered.has(peerDep)) {
Expand All @@ -113,12 +116,13 @@ function addTransientDeps(packages: Set<string>, workspaceRoot: string) {
return packagesAndPeers;
}

function getExternalImports(pInfo: PackageInfo, workspaceRoot: string) {
function getExternalImports(pInfo: PackageInfo, workspaceRoot: string, projectName: string) {
const encodedPackageName = normalizePackageName(pInfo.packageName);
const cacheFileName = `${encodedPackageName}-${pInfo.version}.deps.json`;
const cachePath = path.join(
workspaceRoot,
'node_modules/.cache/native-federation/_externals-metadata',
projectName
);
const cacheFilePath = path.join(cachePath, cacheFileName);

Expand Down
14 changes: 14 additions & 0 deletions libs/native-federation-core/src/lib/utils/config-utils.ts
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Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
import { NormalizedFederationConfig } from '../config/federation-config';
import { logger } from './logger';
import { normalizePackageName } from './normalize';

export function resolveProjectName(config: NormalizedFederationConfig): string {
const normalizedProjectName = normalizePackageName(config.name);
if (normalizedProjectName.length < 1) {
logger.warn(
"Project name in 'federation.config.js' is empty, defaulting to 'shell' cache folder (could collide with other projects in the workspace).",
);
}

return normalizedProjectName.length < 1 ? 'shell' : normalizedProjectName;
}
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