// the related backend services. Incoming requests are first evaluated for a host
// match, then routed to the backend associated with the matching IngressRuleValue.
message IngressRule {
  // host is the fully qualified domain name of a network host, as defined by RFC 3986.
  // Note the following deviations from the "host" part of the
  // URI as defined in RFC 3986:

// the related backend services. Incoming requests are first evaluated for a host
// match, then routed to the backend associated with the matching IngressRuleValue.
message IngressRule {
  // host is the fully qualified domain name of a network host, as defined by RFC 3986.
  // Note the following deviations from the "host" part of the
  // URI as defined in RFC 3986:

description: Match on envoy cluster attributes. properties: name: description: The exact name of the cluster to match. type: string portNumber: description: The service port for which this cluster was generated. type: integer service: description: The fully qualified service name for this cluster. type: string subset: description: The subset associated with the service. type: string type: object context: description: The specific config generation context to match on. enum: - ANY - SIDECAR_INBOUND - SIDECAR_OUTBOUND...

                              maximum: 4294967295
                              minimum: 0
                              type: integer
                            service:
                              description: The fully qualified service name for this
                                cluster.
                              type: string
                            subset:

  // immutable after creation. The following address types are currently
  // supported:
  // * IPv4: Represents an IPv4 Address.
  // * IPv6: Represents an IPv6 Address.
  // * FQDN: Represents a Fully Qualified Domain Name.
  optional string addressType = 4;

  // endpoints is a list of unique endpoints in this slice. Each slice may
  // include a maximum of 1000 endpoints.
  // +listType=atomic

  // Specifies the hostname of the Carp
  // If not specified, the carp's hostname will be set to a system-defined value.
  // +optional
  optional string hostname = 16;

  // If specified, the fully qualified Carp hostname will be "<hostname>.<subdomain>.<carp namespace>.svc.<cluster domain>".
  // If not specified, the carp will not have a domainname at all.
  // +optional
  optional string subdomain = 17;

  // The value will change as readiness probes keep executing. If no readiness
  // probes are specified, this field defaults to true once the container is
  // fully started (see Started field).
  //
  // The value is typically used to determine whether a container is ready to
  // accept traffic.
  optional bool ready = 4;

  optional string uid = 1;

  // Kind is the fully-qualified type of object being submitted (for example, v1.Pod or autoscaling.v1.Scale)
  optional k8s.io.apimachinery.pkg.apis.meta.v1.GroupVersionKind kind = 2;

  // Resource is the fully-qualified resource being requested (for example, v1.pods)
  optional k8s.io.apimachinery.pkg.apis.meta.v1.GroupVersionResource resource = 3;

      # Note this gives the DaemonSet a relatively high privilege, as it can delete any Pod.
      deletePods: false
      # repairPods will dynamically repair any broken pod by setting up the pod networking configuration even after it has started.
      # Note the pod will be crashlooping, so this may take a few minutes to become fully functional based on when the retry occurs.

This is consumed in two ways:
* Some components just block on `watcher.WaitForCRD(...)` before doing the work they need.
* `kclient.NewDelayedInformer` can also fully abstract this away, by providing a client that handles this behind the scenes.

#### Credentials Controller