log.Info("configuring host-level iptables rules (healthchecks, etc)")

	iptablesBuilder := builder.NewIptablesRuleBuilder(ipbuildConfig(cfg.cfg))

	// For easier cleanup, insert a jump into an owned chain
	// -A POSTROUTING -p tcp -j ISTIO_POSTRT
	iptablesBuilder.AppendRule(
		iptableslog.UndefinedCommand, iptablesconstants.POSTROUTING, iptablesconstants.NAT,

	remoteSecret, warn, err := createRemoteSecret(opt, client)
	if err != nil {
		return "", warn, err
	}

	// convert any binary data to the string equivalent for easier review. The
	// kube-apiserver will convert this to binary before it persists it to storage.
	remoteSecret.StringData = make(map[string]string, len(remoteSecret.Data))
	for k, v := range remoteSecret.Data {

	// Small changes to the input profile produce large changes to the golden output
	// files. This makes it difficult to spot meaningful changes in pull requests.
	// By default we hide these changes to make developers life's a bit easier. However,
	// it is still useful to sometimes override this behavior and show the full diff.
	// When this flag is true, use an alternative file suffix that is not hidden by
	// default GitHub in pull requests.

	"istio.io/istio/pkg/util/sets"
	dep "istio.io/istio/tools/istio-iptables/pkg/dependencies"
)

var log = istiolog.RegisterScope("ambient", "ambient controller")

// Adapts CNI to ztunnel server. decoupled from k8s for easier integration testing.
type NetServer struct {
	ztunnelServer        ZtunnelServer
	currentPodSnapshot   *podNetnsCache
	iptablesConfigurator *iptables.IptablesConfigurator
	podNs                PodNetnsFinder