// When no rule matches the Pod failure, the default handling applies - the
  // counter of pod failures is incremented and it is checked against
  // the backoffLimit. At most 20 elements are allowed.
  // +listType=atomic
  repeated PodFailurePolicyRule rules = 1;
}

// PodFailurePolicyOnExitCodesRequirement describes the requirement for handling

  // defaultBackend is the backend that should handle requests that don't
  // match any rule. If Rules are not specified, DefaultBackend must be specified.
  // If DefaultBackend is not set, the handling of requests that do not match any
  // of the rules will be up to the Ingress controller.
  // +optional
  optional IngressBackend defaultBackend = 1;