// The config of this deployment rollback.
  optional RollbackConfig rollbackTo = 3;
}

// DeploymentSpec is the specification of the desired behavior of the Deployment.
message DeploymentSpec {
  // replicas is the number of desired pods. This is a pointer to distinguish between explicit
  // zero and not specified. Defaults to 1.
  // +optional
  optional int32 replicas = 1;

    # constrained to run a particular nodes. Each component can overwrite these default
    # values by adding its node selector block in the relevant section below and setting
    # the desired values.
    defaultNodeSelector: {}

    # enable pod disruption budget for the control plane, which is used to
    # ensure Istio control plane components are gradually upgraded or recovered.

    # constrained to run a particular nodes. Each component can overwrite these default
    # values by adding its node selector block in the relevant section below and setting
    # the desired values.
    defaultNodeSelector: {}

    # enable pod disruption budget for the control plane, which is used to
    # ensure Istio control plane components are gradually upgraded or recovered.

  // It cannot be less that minReplicas.
  optional int32 maxReplicas = 3;

  // metrics contains the specifications for which to use to calculate the
  // desired replica count (the maximum replica count across all metrics will
  // be used).  The desired replica count is calculated multiplying the
  // ratio between the target value and the current value by the current

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // `spec` is the specification of the desired behavior of a FlowSchema.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
  // +optional
  optional FlowSchemaSpec spec = 2;

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // `spec` is the specification of the desired behavior of a FlowSchema.
  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status
  // +optional
  optional FlowSchemaSpec spec = 2;

}

// specification of a horizontal pod autoscaler.
message HorizontalPodAutoscalerSpec {
  // reference to scaled resource; horizontal pod autoscaler will learn the current resource consumption
  // and will set the desired number of pods by using its Scale subresource.
  optional CrossVersionObjectReference scaleTargetRef = 1;

  // minReplicas is the lower limit for the number of replicas to which the autoscaler

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // Specification of the desired behavior of the ValidatingAdmissionPolicy.
  optional ValidatingAdmissionPolicySpec spec = 2;

  // The status of the ValidatingAdmissionPolicy, including warnings that are useful to determine if the policy

  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;

  // Specification of the desired behavior of the PodDisruptionBudget.
  // +optional
  optional PodDisruptionBudgetSpec spec = 2;

  // Most recently observed status of the PodDisruptionBudget.
  // +optional

parse_KUBECONFIG "${KUBECONFIG}"
if [[ "${FOR_BUILD_CONTAINER:-0}" -eq "1" ]]; then
  KUBECONFIG="${container_kubeconfig%?}"
fi

# LOCAL_OUT should point to architecture where we are currently running versus the desired.
# This is used when we need to run a build artifact during tests or later as part of another
# target.
if [[ "${FOR_BUILD_CONTAINER:-0}" -eq "1" ]]; then
  # Override variables with container specific