* Let Services preserve client IPs and not double-hop from external LBs (alpha) ([#29409](https://github.com/kubernetes/kubernetes/pull/29409), [@girishkalele](https://github.com/girishkalele))
* [Kubelet] Optionally consume configuration from <node-name> named config maps ([#30090](https://github.com/kubernetes/kubernetes/pull/30090), [@mtaufen](https://github.com/mtaufen))

   * any other derivation method on the original {@code ClosingFuture} instance.
   *
   * @param consumer a callback whose method will be called (using {@code executor}) when this
   *     operation is done
   */
  public void finishToValueAndCloser(
      ValueAndCloserConsumer<? super V> consumer, Executor executor) {
    checkNotNull(consumer);
    if (!compareAndUpdateState(OPEN, WILL_CREATE_VALUE_AND_CLOSER)) {

   * any other derivation method on the original {@code ClosingFuture} instance.
   *
   * @param consumer a callback whose method will be called (using {@code executor}) when this
   *     operation is done
   */
  public void finishToValueAndCloser(
      ValueAndCloserConsumer<? super V> consumer, Executor executor) {
    checkNotNull(consumer);
    if (!compareAndUpdateState(OPEN, WILL_CREATE_VALUE_AND_CLOSER)) {

the popper grows once it's been positioned, it\n  // may happen that the popper gets misplaced because of the new content\n  // overflowing its reference element\n  // To avoid this problem, we provide two options (x and y), which allow\n  // the consumer to define the offset origin.\n  // If we position a popper on top of a reference element, we can set\n  // `x` to `top` to make the popper grow towards its top instead of\n  // its bottom.\n  let left, top;\n  if (sideA === 'bottom') {\n    // when...