Function readBinaryLockOwner

pkg/npm/install.js:259–272

(lockPath)

}

function readBinaryLockOwner(lockPath) {
  try {
    const owner = JSON.parse(
      fs.readFileSync(path.join(lockPath, 'owner.json'), 'utf8'),
    );
    if (!Number.isSafeInteger(owner.pid) || owner.pid <= 0 ||
        typeof owner.token !== 'string' || !/^[0-9a-f]{32}$/.test(owner.token)) {
      return null;
    }
    return owner;
  } catch (_) {
    return null;
  }
}

function tryReclaimBinaryLock(lockPath, contenderToken) {
  let reclaim = false;