// HTTP/1.1 connection).
func (sc *ServerConn) Read() (*http.Request, error) {
	var req *http.Request
	var err error

	// Ensure ordered execution of Reads and Writes
	id := sc.pipe.Next()
	sc.pipe.StartRequest(id)
	defer func() {
		sc.pipe.EndRequest(id)
		if req == nil {
			sc.pipe.StartResponse(id)
			sc.pipe.EndResponse(id)
		} else {
			// Remember the pipeline id of this request
			sc.mu.Lock()

}

// startRequest classifies and, if appropriate, enqueues the request.
// Returns a nil Request if and only if the request is to be rejected.
// The returned bool indicates whether the request is exempt from
// limitation.  The startWaitingTime is when the request started
// waiting in its queue, or `Time{}` if this did not happen.
func (cfgCtlr *configController) startRequest(ctx context.Context, rd RequestDigest,

	cqs.cts.lock.Lock()
	defer cqs.cts.lock.Unlock()
	klog.V(7).Infof("For %p QS %s, countActive==%d", cqs, cqs.qc.Name, cqs.countActive)
	return cqs.countActive == 0
}

func (cqs *ctlrTestQueueSet) StartRequest(ctx context.Context, width *fcrequest.WorkEstimate, hashValue uint64, flowDistinguisher, fsName string, descr1, descr2 interface{}, queueNoteFn fq.QueueNoteFn) (req fq.Request, idle bool) {
	cqs.cts.lock.Lock()

// Values passed through a request's decision
const (
	// Serve this one
	decisionExecute requestDecision = iota

	// This one's context timed out / was canceled
	decisionCancel
)

// StartRequest begins the process of handling a request.  We take the
// approach of updating the metrics about total requests queued and
// executing at each point where there is a change in that quantity,