return link.Attrs().NetNsID, nil
}

func getLinkWithDestinationOf(ip string) (netlink.Link, error) {
	routes, err := netlink.RouteListFiltered(
		netlink.FAMILY_V4,
		&netlink.Route{Dst: &net.IPNet{IP: net.ParseIP(ip), Mask: net.CIDRMask(32, 32)}},
		netlink.RT_FILTER_DST)
	if err != nil {
		return nil, err
	}

	if len(routes) == 0 {
		return nil, fmt.Errorf("no routes found for %s", ip)
	}

	linkIndex := routes[0].LinkIndex

		inpodMarkRule := netlink.NewRule()
		inpodMarkRule.Family = family
		inpodMarkRule.Table = RouteTableInbound
		inpodMarkRule.Mark = InpodTProxyMark
		inpodMarkRule.Mask = InpodTProxyMask
		inpodMarkRule.Priority = 32764
		rules = append(rules, inpodMarkRule)
	}

	for _, rule := range rules {
		log.Debugf("Iterating netlink rule : %+v", rule)
		if err := f(rule); err != nil {

// 2. Adding the pod's IPs to the hostnetns ipsets for node probe checks
// 3. Creating iptables rules inside the pod's netns
// 4. Notifying ztunnel via GRPC to create a proxy for the pod
//
// You may ask why we pass the pod IPs separately from the pod manifest itself (which contains the pod IPs as a field)
// - this is because during add specifically, if CNI plugins have not finished executing,

	var podIps []netip.Addr
	for _, configuredPodIPs := range addCmd.IPs {
		// net.ip is implicitly convertible to netip as slice
		ip, _ := netip.AddrFromSlice(configuredPodIPs.Address.IP)
		// We ignore the mask of the IPNet - it's fine if the IPNet defines
		// a block grant of addresses, we just need one for checking routes.
		podIps = append(podIps, ip)
	}

			if err := checkFields(un); err != nil {
				return nil, err
			}
			// IstioOperator isn't part of pkg/config/schema/collections,
			// usual conversion not available.  Convert unstructured to string
			// and ask operator code to check.
			un.SetCreationTimestamp(metav1.Time{}) // UnmarshalIstioOperator chokes on these
			by := util.ToYAML(un)
			iop, err := operatoristio.UnmarshalIstioOperator(by, false)
			if err != nil {

	svcHost := extendFQDN(fmt.Sprintf("%s.%s", svc.ObjectMeta.Name, svc.ObjectMeta.Namespace))
	filter := istio_envoy_configdump.ClusterFilter{
		FQDN: host.Name(svcHost),
		Port: int(port),
		// Although we want inbound traffic, ask for outbound traffic, as the DR is
		// not associated with the inbound traffic.
		Direction: model.TrafficDirectionOutbound,
	}

	dump, err := cd.GetClusterConfigDump()
	if err != nil {
		return "", err
	}