// perNodeHostBits defines the number of host bits to be configured per node.
  // A subnet mask determines how much of the address is used for network bits
  // and host bits. For example an IPv4 address of 192.168.0.0/24, splits the
  // address into 24 bits for the network portion and 8 bits for the host portion.
  // To allocate 256 IPs, set this field to 8 (a /24 mask for IPv4 or a /120 for IPv6).
  // Minimum value is 4 (16 IPs).
  // This field is immutable.

		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 {

	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

	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)
	}

        To report a security vulnerability, please visit <https://istio.io/about/security-vulnerabilities>.
        Any crashes are potentially security vulnerabilities and should be treated as such.
        To ask questions about how to use Istio, please visit <https://github.com/istio/istio/discussions>.
      options:
        - label: "This is not a security vulnerability or a crashing bug"
          required: true

**`krt`** is a very high level wrapper around Kubernetes informers, building on top of `kclient`.

See the [krt README](../../pkg/kube/krt/README.md) for more information.

*krt is currently experimental; please ask maintainers before utilizing it in new areas.*

## Writing Controllers

The `controllers` package offers a variety of helpers for writing controllers.

- For in-depth information about how to use Istio, visit [istio.io](https://istio.io)
- To ask questions and get assistance from our community, visit [Github Discussions](https://github.com/istio/istio/discussions)
- To learn how to participate in our overall community, visit [our community page](https://istio.io/about/community)

# Support

Here are some resources to help you understand and use Istio:

- For in-depth information about how to use Istio, visit [istio.io](https://istio.io)
- To ask questions and get assistance from our community, visit [GitHub Discussions](https://github.com/istio/istio/discussions)

// 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,

.PHONY: test

# This target sets JUNIT_REPORT to the location of the  go-junit-report binary.
# This binary is provided in the build container. If it is not found, the build
# container is not being used, so ask the user to install go-junit-report.
JUNIT_REPORT := $(shell which go-junit-report 2> /dev/null || echo "${ISTIO_BIN}/go-junit-report")

${ISTIO_BIN}/go-junit-report: