"golang.org/x/sys/unix"
	corev1 "k8s.io/api/core/v1"

	"istio.io/istio/pkg/log"
)

func getPidNamespace(pid int) string {
	return "/host/proc/" + strconv.Itoa(pid) + "/ns/net"
}

func runInHost[T any](f func() (T, error)) (T, error) {
	var res T
	ns, err := netns.GetNS(getPidNamespace(1))
	if err != nil {
		return res, fmt.Errorf("failed to get host network: %v", err)
	}