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 fmt.Errorf("failed to configure netlink rule: %w", err)
		}
	}

	return nil
}

func AddLoopbackRoutes(cfg *Config) error {

  // Incomplete is true when the rules returned by this call are incomplete. This is most commonly
  // encountered when an authorizer, such as an external authorizer, doesn't support rules evaluation.
  optional bool incomplete = 3;

  // EvaluationError can appear in combination with Rules. It indicates an error occurred during
  // rule evaluation, such as an authorizer that doesn't support rule evaluation, and that

                type: array
              tcp:
                description: An ordered list of route rules for opaque TCP traffic.
                items:
                  properties:
                    match:
                      description: Match conditions to be satisfied for the rule to
                        be activated.
                      items:
                        properties:

- and the other end is in ztunnel's pod

and setting up iptables rules to funnel traffic thru that socket "tube" to ztunnel and back.

This effectively behaves like ztunnel is an in-pod sidecar, without actually requiring the injection of ztunnel as a sidecar into the pod manifest, or mutatating the application pod in any way.

kind: ClusterRole
metadata:
  name: istio-reader-clusterrole{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}-{{ .Release.Namespace }}
  labels:
    app: istio-reader
    release: {{ .Release.Name }}
rules:
  - apiGroups:
      - "config.istio.io"
      - "security.istio.io"
      - "networking.istio.io"
      - "authentication.istio.io"
      - "rbac.istio.io"
      - "telemetry.istio.io"

	} else if c.cfg.LabelPods {
		return c.labelBrokenPod(pod)
	}
	return nil
}

// repairPod actually dynamically repairs a pod. This is done by entering the pods network namespace and setting up rules.
// This differs from the general CNI plugin flow, which triggers before the pod fully starts.
// Additionally, we need to jump through hoops to find the network namespace.
func (c *Controller) repairPod(pod *corev1.Pod) error {

  // `apiGroups:["apps"], apiVersions:["v1"], resources: ["deployments"]` and `matchPolicy: Equivalent`,
  // an API request to apps/v1beta1 deployments would be converted and sent to the webhook
  // with `kind: {group:"apps", version:"v1", kind:"Deployment"}` (matching the rule the webhook registered for),

    service:
      name: istiod{{- if not (eq .revision "") }}-{{ .revision }}{{- end }}
      namespace: {{ .namespace }}
      path: "{{ .injectionPath }}"
      port: 443
    {{- end }}
  sideEffects: None
  rules:
  - operations: [ "CREATE" ]
    apiGroups: [""]
    apiVersions: ["v1"]
    resources: ["pods"]
  failurePolicy: Fail
  admissionReviewVersions: ["v1beta1", "v1"]
{{- end }}

  // ingress supports SNI.
  // +listType=atomic
  // +optional
  repeated IngressTLS tls = 2;

  // rules is a list of host rules used to configure the Ingress. If unspecified,
  // or no rule matches, all traffic is sent to the default backend.
  // +listType=atomic
  // +optional
  repeated IngressRule rules = 3;
}

// IngressStatus describe the current state of the Ingress.
message IngressStatus {

  // If '*' is present, the length of the slice must be one.
  // Required.
  // +listType=atomic
  repeated string operations = 1;

  // Rule is embedded, it describes other criteria of the rule, like
  // APIGroups, APIVersions, Resources, etc.
  optional Rule rule = 2;
}

// ServiceReference holds a reference to Service.legacy.k8s.io
message ServiceReference {
  // `namespace` is the namespace of the service.