rebase: update kubernetes to v1.20.0

updated kubernetes packages to latest
release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

vendor/k8s.io/kubernetes/pkg/apis/autoscaling/OWNERS

@@ -16,5 +16,4 @@ reviewers:
 - madhusudancs
 - mml
 - mbohlool
-- david-mcmahon
 - jianhuiz

vendor/k8s.io/kubernetes/pkg/apis/autoscaling/types.go

@@ -204,6 +204,12 @@ const (
 	// (for example length of queue in cloud messaging service, or
 	// QPS from loadbalancer running outside of cluster).
 	ExternalMetricSourceType MetricSourceType = "External"
+	// ContainerResourceMetricSourceType is a resource metric known to Kubernetes, as
+	// specified in requests and limits, describing a single container in each pod in the current
+	// scale target (e.g. CPU or memory).  Such metrics are built in to
+	// Kubernetes, and have special scaling options on top of those available
+	// to normal per-pod metrics (the "pods" source).
+	ContainerResourceMetricSourceType MetricSourceType = "ContainerResource"
 )
 
 // MetricSpec specifies how to scale based on a single metric
@@ -229,6 +235,13 @@ type MetricSpec struct {
 	// to normal per-pod metrics using the "pods" source.
 	// +optional
 	Resource *ResourceMetricSource
+	// ContainerResource refers to a resource metric (such as those specified in
+	// requests and limits) known to Kubernetes describing a single container in each pod of the
+	// current scale target (e.g. CPU or memory). 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.
+	// +optional
+	ContainerResource *ContainerResourceMetricSource
 	// External refers to a global metric that is not associated
 	// with any Kubernetes object. It allows autoscaling based on information
 	// coming from components running outside of cluster
@@ -271,6 +284,22 @@ type ResourceMetricSource struct {
 	Target MetricTarget
 }
 
+// ContainerResourceMetricSource indicates how to scale on a resource metric known to
+// Kubernetes, as specified in the requests and limits, describing a single container in
+// 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.
+type ContainerResourceMetricSource struct {
+	// name is the name of the of the resource
+	Name api.ResourceName
+	// container is the name of the container in the pods of the scaling target.
+	Container string
+	// target specifies the target value for the given metric
+	Target MetricTarget
+}
+
 // ExternalMetricSource indicates how to scale on a metric not associated with
 // any Kubernetes object (for example length of queue in cloud
 // messaging service, or QPS from loadbalancer running outside of cluster).
@@ -420,6 +449,13 @@ type MetricStatus struct {
 	// to normal per-pod metrics using the "pods" source.
 	// +optional
 	Resource *ResourceMetricStatus
+	// ContainerResource refers to a resource metric (such as those specified in
+	// requests and limits) known to Kubernetes describing a single container in each pod in the
+	// current scale target (e.g. CPU or memory). 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.
+	// +optional
+	ContainerResource *ContainerResourceMetricStatus
 	// External refers to a global metric that is not associated
 	// with any Kubernetes object. It allows autoscaling based on information
 	// coming from components running outside of cluster
@@ -456,6 +492,18 @@ type ResourceMetricStatus struct {
 	Current MetricValueStatus
 }
 
+// ContainerResourceMetricStatus indicates the current value of a resource metric known to
+// Kubernetes, as specified in requests and limits, describing each pod in the
+// current scale target (e.g. CPU or memory).  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.
+type ContainerResourceMetricStatus struct {
+	// Name is the name of the resource in question.
+	Name      api.ResourceName
+	Container string
+	Current   MetricValueStatus
+}
+
 // ExternalMetricStatus indicates the current value of a global metric
 // not associated with any Kubernetes object.
 type ExternalMetricStatus struct {

vendor/k8s.io/kubernetes/pkg/apis/autoscaling/zz_generated.deepcopy.go

@@ -25,6 +25,40 @@ import (
 	runtime "k8s.io/apimachinery/pkg/runtime"
 )
 
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ContainerResourceMetricSource) DeepCopyInto(out *ContainerResourceMetricSource) {
+	*out = *in
+	in.Target.DeepCopyInto(&out.Target)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ContainerResourceMetricSource.
+func (in *ContainerResourceMetricSource) DeepCopy() *ContainerResourceMetricSource {
+	if in == nil {
+		return nil
+	}
+	out := new(ContainerResourceMetricSource)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ContainerResourceMetricStatus) DeepCopyInto(out *ContainerResourceMetricStatus) {
+	*out = *in
+	in.Current.DeepCopyInto(&out.Current)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ContainerResourceMetricStatus.
+func (in *ContainerResourceMetricStatus) DeepCopy() *ContainerResourceMetricStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(ContainerResourceMetricStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *CrossVersionObjectReference) DeepCopyInto(out *CrossVersionObjectReference) {
 	*out = *in
@@ -340,6 +374,11 @@ func (in *MetricSpec) DeepCopyInto(out *MetricSpec) {
 		*out = new(ResourceMetricSource)
 		(*in).DeepCopyInto(*out)
 	}
+	if in.ContainerResource != nil {
+		in, out := &in.ContainerResource, &out.ContainerResource
+		*out = new(ContainerResourceMetricSource)
+		(*in).DeepCopyInto(*out)
+	}
 	if in.External != nil {
 		in, out := &in.External, &out.External
 		*out = new(ExternalMetricSource)
@@ -376,6 +415,11 @@ func (in *MetricStatus) DeepCopyInto(out *MetricStatus) {
 		*out = new(ResourceMetricStatus)
 		(*in).DeepCopyInto(*out)
 	}
+	if in.ContainerResource != nil {
+		in, out := &in.ContainerResource, &out.ContainerResource
+		*out = new(ContainerResourceMetricStatus)
+		(*in).DeepCopyInto(*out)
+	}
 	if in.External != nil {
 		in, out := &in.External, &out.External
 		*out = new(ExternalMetricStatus)