this License, each Contributor hereby grants to You a perpetual,
      worldwide, non-exclusive, no-charge, royalty-free, irrevocable
      (except as stated in this section) patent license to make, have made,
      use, offer to sell, sell, import, and otherwise transfer the Work,
      where such license applies only to those patent claims licensable
      by such Contributor that are necessarily infringed by their

			log.Infof("excluded due to DISABLE_ENVOY on istio-proxy", podNamespace, podName)
			return nil
		}
	}

	if !pi.Containers.Contains(ISTIOPROXY) {
		log.Infof("excluded because it does not have istio-proxy container (have %v)", sets.SortedList(pi.Containers))
		return nil
	}

	if pi.ProxyType != "" && pi.ProxyType != "sidecar" {

				return err
			}
			cancel := make(chan struct{})

			// We use the "namespace" arg that's provided as part of root istioctl as a flag for specifying what namespace to use
			// for file resources that don't have one specified.
			selectedNamespace = ctx.Namespace()
			if useKube {
				// apply default namespace if not specified and useKube is true
				selectedNamespace = ctx.NamespaceOrDefault(selectedNamespace)

	so that we can remove stale entries when the ztunnel pod is deleted
	or when the ztunnel pod is restarted in the same pod (remove old entries when the same uid connects again, but with different boot id?)

	save a queue of what needs to be sent to the ztunnel pod and send it one by one when it connects.

	when a new ztunnel connects with different uid, only propagate deletes to older ztunnels.
*/

type connMgr struct {

  //
  // Validation requirements:
  //  1. certificate must contain one or more PEM blocks.
  //  2. All PEM blocks must have the "CERTIFICATE" label, contain no headers, and the encoded data
  //   must be a BER-encoded ASN.1 Certificate structure as described in section 4 of RFC5280.

    # then two meshes must have different Mesh IDs:
    # - Meshes will have their telemetry aggregated in one place
    # - Meshes will be federated together
    # - Policy will be written referencing one mesh from the other
    #
    # If an administrator expects that any of these conditions may become true in
    # the future, they should ensure their meshes have different Mesh IDs
    # assigned.
    #

    # then two meshes must have different Mesh IDs:
    # - Meshes will have their telemetry aggregated in one place
    # - Meshes will be federated together
    # - Policy will be written referencing one mesh from the other
    #
    # If an administrator expects that any of these conditions may become true in
    # the future, they should ensure their meshes have different Mesh IDs
    # assigned.
    #

// current scale target (e.g. CPU or memory).  The values will be averaged
// together before being compared to the target.  Such metrics are built in to
// Kubernetes, and have special scaling options on top of those available to
// normal per-pod metrics using the "pods" source.  Only one "target" type
// should be set.
message ContainerResourceMetricSource {

// each of the pods of the current scale target(e.g. CPU or memory). The values will be
// averaged together before being compared to the target. Such metrics are built into
// Kubernetes, and have special scaling options on top of those available to
// normal per-pod metrics using the "pods" source. Only one "target" type
// should be set.
message ContainerResourceMetricSource {

  // unavailableReplicas is the total number of unavailable pods targeted by this deployment. This is the total number of
  // pods that are still required for the deployment to have 100% available capacity. They may
  // either be pods that are running but not yet available or pods that still have not been created.
  // +optional
  optional int32 unavailableReplicas = 5;