Function emulateCreate

packages/node-sdk/examples/t8-race-direct.ts:35–57

()

const delayMs = Number(process.argv[6] ?? '0');

async function emulateCreate(): Promise<void> {
  const sessionsDir = join(homeDir, 'sessions');
  // Step 1: check index
  const idx = await readIndexLocal(homeDir);
  const present = idx.has(sessionId);
  console.log(JSON.stringify({ label, step: 'check', present, pid: process.pid, t: Date.now() }));
  if (present) {
    console.log(JSON.stringify({ label, step: 'reject', pid: process.pid }));
    return;
  }
  // Step 2: simulate "isDirectory" check + mkdir gap
  const dir = join(sessionsDir, 'wd_dummy', sessionId);
  // recursive mkdir is non-fatal if exists
  if (delayMs > 0) {
    await new Promise<void>((resolve) => {
      setTimeout(resolve, delayMs);
    });
  }
  await mkdir(dir, { recursive: true, mode: 0o700 });
  // Step 3: append index
  await appendIndexLocal(homeDir, { sessionId, sessionDir: dir, workDir });
  console.log(JSON.stringify({ label, step: 'append', pid: process.pid, t: Date.now() }));
}

await emulateCreate();
process.exit(0);