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fix(utils): prevent race condition in parallel plugin runs #1222

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Merged
BioPhoton merged 3 commits into from
Jan 20, 2026
+5 −2
Merged

fix(utils): prevent race condition in parallel plugin runs #1222

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0251404
fix(utils): prevent race condition in parallel plugin runs
beaussan Jan 19, 2026
4e24f73
chore: fix lint
beaussan Jan 19, 2026
49d8341
chore: adress feedbacks
beaussan Jan 20, 2026
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7 changes: 5 additions & 2 deletions packages/utils/src/lib/create-runner-files.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import { writeFile } from 'node:fs/promises';
import path from 'node:path';
import { threadId } from 'node:worker_threads';
import type { RunnerFilesPaths } from '@code-pushup/models';
import { ensureDirectoryExists, pluginWorkDir } from './file-system.js';

Expand All @@ -13,8 +14,10 @@ export async function createRunnerFiles(
pluginSlug: string,
configJSON: string,
): Promise<RunnerFilesPaths> {
const timestamp = Date.now().toString();
const runnerWorkDir = path.join(pluginWorkDir(pluginSlug), timestamp);
// Use timestamp + process ID + threadId
// This prevents race conditions when running the same plugin for multiple projects in parallel
const uniqueId = `${(performance.timeOrigin + performance.now()) * 10}-${process.pid}-${threadId}`;
const runnerWorkDir = path.join(pluginWorkDir(pluginSlug), uniqueId);
const runnerConfigPath = path.join(runnerWorkDir, 'plugin-config.json');
const runnerOutputPath = path.join(runnerWorkDir, 'runner-output.json');

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