signalString := vars.Get(peerRESTSignal)
	if signalString == "" {
		return np, grid.NewRemoteErrString("signal name is missing")
	}
	si, err := strconv.Atoi(signalString)
	if err != nil {
		return np, grid.NewRemoteErr(err)
	}
	signal := serviceSignal(si)
	switch signal {
	case serviceRestart, serviceStop:
		dryRun := vars.Get("dry-run") == "true" // This is only supported for `restart/stop`