)

var ztunnelConnected = monitoring.NewGauge("ztunnel_connected",
	"number of connections to ztunnel")

type ZtunnelServer interface {
	Run(ctx context.Context)
	PodDeleted(ctx context.Context, uid string) error
	PodAdded(ctx context.Context, pod *v1.Pod, netns Netns) error
	Close() error
}

/*
To clean up stale ztunnels

	we may need to ztunnel to send its (uid, bootid / boot time) to us

		return NewErrPartialAdd(err)
	}
	return nil
}

func (s *NetServer) sendPodToZtunnelAndWaitForAck(ctx context.Context, pod *corev1.Pod, netns Netns) error {
	return s.ztunnelServer.PodAdded(ctx, pod, netns)
}

// ConstructInitialSnapshot takes a "snapshot" of current ambient pods and
//
// 1. Constructs a ztunnel state message to initialize ztunnel
// 2. Syncs the host ipset