namespaces, err := namespace.GetAll(t)
	if err != nil {
		return fmt.Errorf("failed retrieving list of namespaces: %v", err)
	}

	// Restrict egress from this namespace to only those endpoints in the same Echos.
	cfg := t.ConfigIstio().New()
	cfg.Eval(ns.Name(), map[string]any{
		"Namespaces": namespaces,
	}, `
apiVersion: networking.istio.io/v1alpha3
kind: Sidecar
metadata:
  name: restrict-to-namespace
spec:

}

func (a *index) serviceEntryServiceBuilder(
	Waypoints krt.Collection[Waypoint],
	Namespaces krt.Collection[*v1.Namespace],
) krt.TransformationMulti[*networkingclient.ServiceEntry, model.ServiceInfo] {
	return func(ctx krt.HandlerContext, s *networkingclient.ServiceEntry) []model.ServiceInfo {
		waypoint := fetchWaypointForService(ctx, Waypoints, Namespaces, s.ObjectMeta)

	pluginServer := startCniPluginServer(ctx, "/tmp/test.sock", handlers, dpServer)

	// label the namespace
	labelsPatch := []byte(fmt.Sprintf(`{"metadata":{"labels":{"%s":"%s"}}}`,
		constants.DataplaneModeLabel, constants.DataplaneModeAmbient))
	_, err := client.Kube().CoreV1().Namespaces().Patch(ctx, ns.Name,
		types.MergePatchType, labelsPatch, metav1.PatchOptions{})
	assert.NoError(t, err)

			serviceaccounts = append(serviceaccounts, kubeToIstioServiceAccount(ksa, svc.Namespace, mesh))
		}
	}
	if svc.Annotations[annotation.NetworkingExportTo.Name] != "" {
		namespaces := strings.Split(svc.Annotations[annotation.NetworkingExportTo.Name], ",")
		exportTo = sets.NewWithLength[visibility.Instance](len(namespaces))
		for _, ns := range namespaces {
			exportTo.Insert(visibility.Instance(ns))
		}
	}

    gateway.networking.k8s.io/gateway-name: namespace
    istio.io/gateway-name: namespace
    topology.istio.io/network: network-1
  name: namespace
  namespace: default
  ownerReferences:
  - apiVersion: gateway.networking.k8s.io/v1beta1
    kind: Gateway
    name: namespace
    uid: ""
spec:
  selector:
    matchLabels:
      gateway.networking.k8s.io/gateway-name: namespace
  template:
    metadata:

    gateway.networking.k8s.io/gateway-name: namespace
    istio.io/gateway-name: namespace
    topology.istio.io/network: network-1
  name: namespace
  namespace: default
  ownerReferences:
  - apiVersion: gateway.networking.k8s.io/v1beta1
    kind: Gateway
    name: namespace
    uid: ""
spec:
  selector:
    matchLabels:
      gateway.networking.k8s.io/gateway-name: namespace
  template:
    metadata:

					return true, nil
				}
			}
		}
	}
	return false, fmt.Errorf("no interface has the address %s", targetAddr)
}

// getPodNetNs finds the network namespace for a given pod. There is not a great way to do this. Network namespaces live
// under the procfs, /proc/<pid>/ns/net. In majority of cases, this is not used directly, but is rather bind mounted to

	}
	log.Errorf("< END DUMP (index %v[%T]", i.c.(internalCollection[I]).name(), ptr.TypeName[K]())
}

// NewNamespaceIndex is a small helper to index a collection by namespace
func NewNamespaceIndex[I Namespacer](c Collection[I]) *Index[I, string] {
	return NewIndex(c, func(o I) []string {
		return []string{o.GetNamespace()}
	})
}

      value: "{{ .DeploymentMeta.Name }}"
    {{ end }}
    {{- if and .TypeMeta.APIVersion .DeploymentMeta.Name }}
    - name: ISTIO_META_OWNER
      value: kubernetes://apis/{{ .TypeMeta.APIVersion }}/namespaces/{{ valueOrDefault .DeploymentMeta.Namespace `default` }}/{{ toLower .TypeMeta.Kind}}s/{{ .DeploymentMeta.Name }}
    {{- end}}
    {{- if .Values.global.meshID }}
    - name: ISTIO_META_MESH_ID
      value: "{{ .Values.global.meshID }}"

        - name: ISTIO_META_INTERCEPTION_MODE
          value: REDIRECT
        - name: ISTIO_META_WORKLOAD_NAME
          value: hello
        - name: ISTIO_META_OWNER
          value: kubernetes://apis/apps/v1/namespaces/default/deployments/hello
        - name: ISTIO_META_MESH_ID
          value: cluster.local
        - name: TRUST_DOMAIN
          value: cluster.local
        image: gcr.io/istio-testing/proxyv2:latest