Merge pull request #102534 from wangyysde/create-hpav2stable

Create HPA v2 Stable API

cmd/kube-apiserver/app/aggregator.go

@@ -251,6 +251,7 @@ var apiVersionPriorities = map[schema.GroupVersion]priority{
 	{Group: "authentication.k8s.io", Version: "v1"}:              {group: 17700, version: 15},
 	{Group: "authorization.k8s.io", Version: "v1"}:               {group: 17600, version: 15},
 	{Group: "autoscaling", Version: "v1"}:                        {group: 17500, version: 15},
+	{Group: "autoscaling", Version: "v2"}:                        {group: 17500, version: 30},
 	{Group: "autoscaling", Version: "v2beta1"}:                   {group: 17500, version: 9},
 	{Group: "autoscaling", Version: "v2beta2"}:                   {group: 17500, version: 1},
 	{Group: "batch", Version: "v1"}:                              {group: 17400, version: 15},

hack/lib/init.sh

@@ -76,6 +76,7 @@ authentication.k8s.io/v1beta1 \
 authorization.k8s.io/v1 \
 authorization.k8s.io/v1beta1 \
 autoscaling/v1 \
+autoscaling/v2 \
 autoscaling/v2beta1 \
 autoscaling/v2beta2 \
 batch/v1 \

pkg/api/testing/defaulting_test.go

@@ -77,6 +77,8 @@ func TestDefaulting(t *testing.T) {
 		{Group: "apps", Version: "v1", Kind: "StatefulSetList"}:                                                 {},
 		{Group: "autoscaling", Version: "v1", Kind: "HorizontalPodAutoscaler"}:                                  {},
 		{Group: "autoscaling", Version: "v1", Kind: "HorizontalPodAutoscalerList"}:                              {},
+		{Group: "autoscaling", Version: "v2", Kind: "HorizontalPodAutoscaler"}:                                  {},
+		{Group: "autoscaling", Version: "v2", Kind: "HorizontalPodAutoscalerList"}:                              {},
 		{Group: "autoscaling", Version: "v2beta1", Kind: "HorizontalPodAutoscaler"}:                             {},
 		{Group: "autoscaling", Version: "v2beta1", Kind: "HorizontalPodAutoscalerList"}:                         {},
 		{Group: "autoscaling", Version: "v2beta2", Kind: "HorizontalPodAutoscaler"}:                             {},

pkg/apis/autoscaling/install/install.go

@@ -24,6 +24,7 @@ import (
 	"k8s.io/kubernetes/pkg/api/legacyscheme"
 	"k8s.io/kubernetes/pkg/apis/autoscaling"
 	"k8s.io/kubernetes/pkg/apis/autoscaling/v1"
+	"k8s.io/kubernetes/pkg/apis/autoscaling/v2"
 	"k8s.io/kubernetes/pkg/apis/autoscaling/v2beta1"
 	"k8s.io/kubernetes/pkg/apis/autoscaling/v2beta2"
 )
@@ -36,7 +37,9 @@ func init() {
 func Install(scheme *runtime.Scheme) {
 	utilruntime.Must(autoscaling.AddToScheme(scheme))
 	utilruntime.Must(v2beta2.AddToScheme(scheme))
+	utilruntime.Must(v2.AddToScheme(scheme))
 	utilruntime.Must(v2beta1.AddToScheme(scheme))
 	utilruntime.Must(v1.AddToScheme(scheme))
-	utilruntime.Must(scheme.SetVersionPriority(v1.SchemeGroupVersion, v2beta1.SchemeGroupVersion, v2beta2.SchemeGroupVersion))
+	// TODO: move v2 to the front of the list in 1.24
+	utilruntime.Must(scheme.SetVersionPriority(v1.SchemeGroupVersion, v2.SchemeGroupVersion, v2beta1.SchemeGroupVersion, v2beta2.SchemeGroupVersion))
 }

pkg/apis/autoscaling/v2/conversion.go

@@ -0,0 +1,42 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v2
+
+import (
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
+
+	"k8s.io/apimachinery/pkg/conversion"
+	"k8s.io/kubernetes/pkg/apis/autoscaling"
+)
+
+func Convert_autoscaling_HorizontalPodAutoscaler_To_v2_HorizontalPodAutoscaler(in *autoscaling.HorizontalPodAutoscaler, out *autoscalingv2.HorizontalPodAutoscaler, s conversion.Scope) error {
+	if err := autoConvert_autoscaling_HorizontalPodAutoscaler_To_v2_HorizontalPodAutoscaler(in, out, s); err != nil {
+		return err
+	}
+	// v2 round-trips to internal without any serialized annotations, make sure any from other versions don't get serialized
+	out.Annotations, _ = autoscaling.DropRoundTripHorizontalPodAutoscalerAnnotations(out.Annotations)
+	return nil
+}
+
+func Convert_v2_HorizontalPodAutoscaler_To_autoscaling_HorizontalPodAutoscaler(in *autoscalingv2.HorizontalPodAutoscaler, out *autoscaling.HorizontalPodAutoscaler, s conversion.Scope) error {
+	if err := autoConvert_v2_HorizontalPodAutoscaler_To_autoscaling_HorizontalPodAutoscaler(in, out, s); err != nil {
+		return err
+	}
+	// v2 round-trips to internal without any serialized annotations, make sure any from other versions don't get serialized
+	out.Annotations, _ = autoscaling.DropRoundTripHorizontalPodAutoscalerAnnotations(out.Annotations)
+	return nil
+}

pkg/apis/autoscaling/v2/defaults.go

@@ -0,0 +1,133 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v2
+
+import (
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
+	v1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/kubernetes/pkg/apis/autoscaling"
+)
+
+var (
+	// These constants repeats previous HPA behavior
+	scaleUpLimitPercent         int32 = 100
+	scaleUpLimitMinimumPods     int32 = 4
+	scaleUpPeriod               int32 = 15
+	scaleUpStabilizationSeconds int32
+	maxPolicy                   = autoscalingv2.MaxChangePolicySelect
+	defaultHPAScaleUpRules      = autoscalingv2.HPAScalingRules{
+		StabilizationWindowSeconds: &scaleUpStabilizationSeconds,
+		SelectPolicy:               &maxPolicy,
+		Policies: []autoscalingv2.HPAScalingPolicy{
+			{
+				Type:          autoscalingv2.PodsScalingPolicy,
+				Value:         scaleUpLimitMinimumPods,
+				PeriodSeconds: scaleUpPeriod,
+			},
+			{
+				Type:          autoscalingv2.PercentScalingPolicy,
+				Value:         scaleUpLimitPercent,
+				PeriodSeconds: scaleUpPeriod,
+			},
+		},
+	}
+	scaleDownPeriod int32 = 15
+	// Currently we can set the downscaleStabilizationWindow from the command line
+	// So we can not rewrite the command line option from here
+	scaleDownLimitPercent    int32 = 100
+	defaultHPAScaleDownRules       = autoscalingv2.HPAScalingRules{
+		StabilizationWindowSeconds: nil,
+		SelectPolicy:               &maxPolicy,
+		Policies: []autoscalingv2.HPAScalingPolicy{
+			{
+				Type:          autoscalingv2.PercentScalingPolicy,
+				Value:         scaleDownLimitPercent,
+				PeriodSeconds: scaleDownPeriod,
+			},
+		},
+	}
+)
+
+func addDefaultingFuncs(scheme *runtime.Scheme) error {
+	return RegisterDefaults(scheme)
+}
+
+func SetDefaults_HorizontalPodAutoscaler(obj *autoscalingv2.HorizontalPodAutoscaler) {
+	if obj.Spec.MinReplicas == nil {
+		minReplicas := int32(1)
+		obj.Spec.MinReplicas = &minReplicas
+	}
+
+	if len(obj.Spec.Metrics) == 0 {
+		utilizationDefaultVal := int32(autoscaling.DefaultCPUUtilization)
+		obj.Spec.Metrics = []autoscalingv2.MetricSpec{
+			{
+				Type: autoscalingv2.ResourceMetricSourceType,
+				Resource: &autoscalingv2.ResourceMetricSource{
+					Name: v1.ResourceCPU,
+					Target: autoscalingv2.MetricTarget{
+						Type:               autoscalingv2.UtilizationMetricType,
+						AverageUtilization: &utilizationDefaultVal,
+					},
+				},
+			},
+		}
+	}
+	SetDefaults_HorizontalPodAutoscalerBehavior(obj)
+}
+
+// SetDefaults_HorizontalPodAutoscalerBehavior fills the behavior if it is not null
+func SetDefaults_HorizontalPodAutoscalerBehavior(obj *autoscalingv2.HorizontalPodAutoscaler) {
+	// if behavior is specified, we should fill all the 'nil' values with the default ones
+	if obj.Spec.Behavior != nil {
+		obj.Spec.Behavior.ScaleUp = GenerateHPAScaleUpRules(obj.Spec.Behavior.ScaleUp)
+		obj.Spec.Behavior.ScaleDown = GenerateHPAScaleDownRules(obj.Spec.Behavior.ScaleDown)
+	}
+}
+
+// GenerateHPAScaleUpRules returns a fully-initialized HPAScalingRules value
+// We guarantee that no pointer in the structure will have the 'nil' value
+func GenerateHPAScaleUpRules(scalingRules *autoscalingv2.HPAScalingRules) *autoscalingv2.HPAScalingRules {
+	defaultScalingRules := defaultHPAScaleUpRules.DeepCopy()
+	return copyHPAScalingRules(scalingRules, defaultScalingRules)
+}
+
+// GenerateHPAScaleDownRules returns a fully-initialized HPAScalingRules value
+// We guarantee that no pointer in the structure will have the 'nil' value
+// EXCEPT StabilizationWindowSeconds, for reasoning check the comment for defaultHPAScaleDownRules
+func GenerateHPAScaleDownRules(scalingRules *autoscalingv2.HPAScalingRules) *autoscalingv2.HPAScalingRules {
+	defaultScalingRules := defaultHPAScaleDownRules.DeepCopy()
+	return copyHPAScalingRules(scalingRules, defaultScalingRules)
+}
+
+// copyHPAScalingRules copies all non-`nil` fields in HPA constraint structure
+func copyHPAScalingRules(from, to *autoscalingv2.HPAScalingRules) *autoscalingv2.HPAScalingRules {
+	if from == nil {
+		return to
+	}
+	if from.SelectPolicy != nil {
+		to.SelectPolicy = from.SelectPolicy
+	}
+	if from.StabilizationWindowSeconds != nil {
+		to.StabilizationWindowSeconds = from.StabilizationWindowSeconds
+	}
+	if from.Policies != nil {
+		to.Policies = from.Policies
+	}
+	return to
+}

pkg/apis/autoscaling/v2/defaults_test.go

@@ -0,0 +1,324 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v2_test
+
+import (
+	"reflect"
+	"testing"
+
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/util/diff"
+	"k8s.io/kubernetes/pkg/api/legacyscheme"
+
+	"github.com/stretchr/testify/assert"
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/kubernetes/pkg/apis/autoscaling"
+	_ "k8s.io/kubernetes/pkg/apis/autoscaling/install"
+	. "k8s.io/kubernetes/pkg/apis/autoscaling/v2"
+	_ "k8s.io/kubernetes/pkg/apis/core/install"
+	utilpointer "k8s.io/utils/pointer"
+)
+
+func TestGenerateScaleDownRules(t *testing.T) {
+	type TestCase struct {
+		rateDownPods                 int32
+		rateDownPodsPeriodSeconds    int32
+		rateDownPercent              int32
+		rateDownPercentPeriodSeconds int32
+		stabilizationSeconds         *int32
+		selectPolicy                 *autoscalingv2.ScalingPolicySelect
+
+		expectedPolicies      []autoscalingv2.HPAScalingPolicy
+		expectedStabilization *int32
+		expectedSelectPolicy  string
+		annotation            string
+	}
+	maxPolicy := autoscalingv2.MaxChangePolicySelect
+	minPolicy := autoscalingv2.MinChangePolicySelect
+	tests := []TestCase{
+		{
+			annotation: "Default values",
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PercentScalingPolicy, Value: 100, PeriodSeconds: 15},
+			},
+			expectedStabilization: nil,
+			expectedSelectPolicy:  string(autoscalingv2.MaxChangePolicySelect),
+		},
+		{
+			annotation:                   "All parameters are specified",
+			rateDownPods:                 1,
+			rateDownPodsPeriodSeconds:    2,
+			rateDownPercent:              3,
+			rateDownPercentPeriodSeconds: 4,
+			stabilizationSeconds:         utilpointer.Int32Ptr(25),
+			selectPolicy:                 &maxPolicy,
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PodsScalingPolicy, Value: 1, PeriodSeconds: 2},
+				{Type: autoscalingv2.PercentScalingPolicy, Value: 3, PeriodSeconds: 4},
+			},
+			expectedStabilization: utilpointer.Int32Ptr(25),
+			expectedSelectPolicy:  string(autoscalingv2.MaxChangePolicySelect),
+		},
+		{
+			annotation:                   "Percent policy is specified",
+			rateDownPercent:              1,
+			rateDownPercentPeriodSeconds: 2,
+			selectPolicy:                 &minPolicy,
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PercentScalingPolicy, Value: 1, PeriodSeconds: 2},
+			},
+			expectedStabilization: nil,
+			expectedSelectPolicy:  string(autoscalingv2.MinChangePolicySelect),
+		},
+		{
+			annotation:                "Pods policy is specified",
+			rateDownPods:              3,
+			rateDownPodsPeriodSeconds: 4,
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PodsScalingPolicy, Value: 3, PeriodSeconds: 4},
+			},
+			expectedStabilization: nil,
+			expectedSelectPolicy:  string(autoscalingv2.MaxChangePolicySelect),
+		},
+	}
+	for _, tc := range tests {
+		t.Run(tc.annotation, func(t *testing.T) {
+			scaleDownRules := &autoscalingv2.HPAScalingRules{
+				StabilizationWindowSeconds: tc.stabilizationSeconds,
+				SelectPolicy:               tc.selectPolicy,
+			}
+			if tc.rateDownPods != 0 || tc.rateDownPodsPeriodSeconds != 0 {
+				scaleDownRules.Policies = append(scaleDownRules.Policies, autoscalingv2.HPAScalingPolicy{
+					Type: autoscalingv2.PodsScalingPolicy, Value: tc.rateDownPods, PeriodSeconds: tc.rateDownPodsPeriodSeconds,
+				})
+			}
+			if tc.rateDownPercent != 0 || tc.rateDownPercentPeriodSeconds != 0 {
+				scaleDownRules.Policies = append(scaleDownRules.Policies, autoscalingv2.HPAScalingPolicy{
+					Type: autoscalingv2.PercentScalingPolicy, Value: tc.rateDownPercent, PeriodSeconds: tc.rateDownPercentPeriodSeconds,
+				})
+			}
+			down := GenerateHPAScaleDownRules(scaleDownRules)
+			assert.EqualValues(t, tc.expectedPolicies, down.Policies)
+			if tc.expectedStabilization != nil {
+				assert.Equal(t, *tc.expectedStabilization, *down.StabilizationWindowSeconds)
+			} else {
+				assert.Equal(t, tc.expectedStabilization, down.StabilizationWindowSeconds)
+			}
+			assert.Equal(t, autoscalingv2.ScalingPolicySelect(tc.expectedSelectPolicy), *down.SelectPolicy)
+		})
+	}
+}
+
+func TestGenerateScaleUpRules(t *testing.T) {
+	type TestCase struct {
+		rateUpPods                 int32
+		rateUpPodsPeriodSeconds    int32
+		rateUpPercent              int32
+		rateUpPercentPeriodSeconds int32
+		stabilizationSeconds       *int32
+		selectPolicy               *autoscalingv2.ScalingPolicySelect
+
+		expectedPolicies      []autoscalingv2.HPAScalingPolicy
+		expectedStabilization *int32
+		expectedSelectPolicy  string
+		annotation            string
+	}
+	maxPolicy := autoscalingv2.MaxChangePolicySelect
+	minPolicy := autoscalingv2.MinChangePolicySelect
+	tests := []TestCase{
+		{
+			annotation: "Default values",
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PodsScalingPolicy, Value: 4, PeriodSeconds: 15},
+				{Type: autoscalingv2.PercentScalingPolicy, Value: 100, PeriodSeconds: 15},
+			},
+			expectedStabilization: utilpointer.Int32Ptr(0),
+			expectedSelectPolicy:  string(autoscalingv2.MaxChangePolicySelect),
+		},
+		{
+			annotation:                 "All parameters are specified",
+			rateUpPods:                 1,
+			rateUpPodsPeriodSeconds:    2,
+			rateUpPercent:              3,
+			rateUpPercentPeriodSeconds: 4,
+			stabilizationSeconds:       utilpointer.Int32Ptr(25),
+			selectPolicy:               &maxPolicy,
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PodsScalingPolicy, Value: 1, PeriodSeconds: 2},
+				{Type: autoscalingv2.PercentScalingPolicy, Value: 3, PeriodSeconds: 4},
+			},
+			expectedStabilization: utilpointer.Int32Ptr(25),
+			expectedSelectPolicy:  string(autoscalingv2.MaxChangePolicySelect),
+		},
+		{
+			annotation:              "Pod policy is specified",
+			rateUpPods:              1,
+			rateUpPodsPeriodSeconds: 2,
+			selectPolicy:            &minPolicy,
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PodsScalingPolicy, Value: 1, PeriodSeconds: 2},
+			},
+			expectedStabilization: utilpointer.Int32Ptr(0),
+			expectedSelectPolicy:  string(autoscalingv2.MinChangePolicySelect),
+		},
+		{
+			annotation:                 "Percent policy is specified",
+			rateUpPercent:              7,
+			rateUpPercentPeriodSeconds: 10,
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PercentScalingPolicy, Value: 7, PeriodSeconds: 10},
+			},
+			expectedStabilization: utilpointer.Int32Ptr(0),
+			expectedSelectPolicy:  string(autoscalingv2.MaxChangePolicySelect),
+		},
+		{
+			annotation:              "Pod policy and stabilization window are specified",
+			rateUpPodsPeriodSeconds: 2,
+			stabilizationSeconds:    utilpointer.Int32Ptr(25),
+			rateUpPods:              4,
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PodsScalingPolicy, Value: 4, PeriodSeconds: 2},
+			},
+			expectedStabilization: utilpointer.Int32Ptr(25),
+			expectedSelectPolicy:  string(autoscalingv2.MaxChangePolicySelect),
+		},
+		{
+			annotation:                 "Percent policy and stabilization window are specified",
+			rateUpPercent:              7,
+			rateUpPercentPeriodSeconds: 60,
+			stabilizationSeconds:       utilpointer.Int32Ptr(25),
+			expectedPolicies: []autoscalingv2.HPAScalingPolicy{
+				{Type: autoscalingv2.PercentScalingPolicy, Value: 7, PeriodSeconds: 60},
+			},
+			expectedStabilization: utilpointer.Int32Ptr(25),
+			expectedSelectPolicy:  string(autoscalingv2.MaxChangePolicySelect),
+		},
+	}
+	for _, tc := range tests {
+		t.Run(tc.annotation, func(t *testing.T) {
+			scaleUpRules := &autoscalingv2.HPAScalingRules{
+				StabilizationWindowSeconds: tc.stabilizationSeconds,
+				SelectPolicy:               tc.selectPolicy,
+			}
+			if tc.rateUpPods != 0 || tc.rateUpPodsPeriodSeconds != 0 {
+				scaleUpRules.Policies = append(scaleUpRules.Policies, autoscalingv2.HPAScalingPolicy{
+					Type: autoscalingv2.PodsScalingPolicy, Value: tc.rateUpPods, PeriodSeconds: tc.rateUpPodsPeriodSeconds,
+				})
+			}
+			if tc.rateUpPercent != 0 || tc.rateUpPercentPeriodSeconds != 0 {
+				scaleUpRules.Policies = append(scaleUpRules.Policies, autoscalingv2.HPAScalingPolicy{
+					Type: autoscalingv2.PercentScalingPolicy, Value: tc.rateUpPercent, PeriodSeconds: tc.rateUpPercentPeriodSeconds,
+				})
+			}
+			up := GenerateHPAScaleUpRules(scaleUpRules)
+			assert.Equal(t, tc.expectedPolicies, up.Policies)
+			if tc.expectedStabilization != nil {
+				assert.Equal(t, *tc.expectedStabilization, *up.StabilizationWindowSeconds)
+			} else {
+				assert.Equal(t, tc.expectedStabilization, up.StabilizationWindowSeconds)
+			}
+
+			assert.Equal(t, autoscalingv2.ScalingPolicySelect(tc.expectedSelectPolicy), *up.SelectPolicy)
+		})
+	}
+}
+
+func TestHorizontalPodAutoscalerAnnotations(t *testing.T) {
+	tests := []struct {
+		hpa  autoscalingv2.HorizontalPodAutoscaler
+		test string
+	}{
+		{
+			hpa: autoscalingv2.HorizontalPodAutoscaler{
+				ObjectMeta: metav1.ObjectMeta{
+					Annotations: map[string]string{
+						autoscaling.HorizontalPodAutoscalerConditionsAnnotation: "",
+						autoscaling.MetricSpecsAnnotation:                       "",
+						autoscaling.BehaviorSpecsAnnotation:                     "",
+						autoscaling.MetricStatusesAnnotation:                    "",
+					},
+				},
+			},
+			test: "test empty value for Annotations",
+		},
+		{
+			hpa: autoscalingv2.HorizontalPodAutoscaler{
+				ObjectMeta: metav1.ObjectMeta{
+					Annotations: map[string]string{
+						autoscaling.HorizontalPodAutoscalerConditionsAnnotation: "abc",
+						autoscaling.MetricSpecsAnnotation:                       "abc",
+						autoscaling.BehaviorSpecsAnnotation:                     "abc",
+						autoscaling.MetricStatusesAnnotation:                    "abc",
+					},
+				},
+			},
+			test: "test random value for Annotations",
+		},
+		{
+			hpa: autoscalingv2.HorizontalPodAutoscaler{
+				ObjectMeta: metav1.ObjectMeta{
+					Annotations: map[string]string{
+						autoscaling.HorizontalPodAutoscalerConditionsAnnotation: "[]",
+						autoscaling.MetricSpecsAnnotation:                       "[]",
+						autoscaling.BehaviorSpecsAnnotation:                     "[]",
+						autoscaling.MetricStatusesAnnotation:                    "[]",
+					},
+				},
+			},
+			test: "test empty array value for Annotations",
+		},
+	}
+
+	for _, test := range tests {
+		hpa := &test.hpa
+		hpaBeforeMuatate := *hpa.DeepCopy()
+		obj := roundTrip(t, runtime.Object(hpa))
+		final_obj, ok := obj.(*autoscalingv2.HorizontalPodAutoscaler)
+		if !ok {
+			t.Fatalf("unexpected object: %v", obj)
+		}
+		if !reflect.DeepEqual(*hpa, hpaBeforeMuatate) {
+			t.Errorf("diff: %v", diff.ObjectDiff(*hpa, hpaBeforeMuatate))
+			t.Errorf("expected: %#v\n actual:   %#v", *hpa, hpaBeforeMuatate)
+		}
+
+		if len(final_obj.ObjectMeta.Annotations) != 0 {
+			t.Fatalf("unexpected annotations: %v", final_obj.ObjectMeta.Annotations)
+		}
+	}
+}
+
+func roundTrip(t *testing.T, obj runtime.Object) runtime.Object {
+	data, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(SchemeGroupVersion), obj)
+	if err != nil {
+		t.Errorf("%v\n %#v", err, obj)
+		return nil
+	}
+	obj2, err := runtime.Decode(legacyscheme.Codecs.UniversalDecoder(), data)
+	if err != nil {
+		t.Errorf("%v\nData: %s\nSource: %#v", err, string(data), obj)
+		return nil
+	}
+	obj3 := reflect.New(reflect.TypeOf(obj).Elem()).Interface().(runtime.Object)
+	err = legacyscheme.Scheme.Convert(obj2, obj3, nil)
+	if err != nil {
+		t.Errorf("%v\nSource: %#v", err, obj2)
+		return nil
+	}
+	return obj3
+}

pkg/apis/autoscaling/v2/doc.go

@@ -0,0 +1,22 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// +k8s:conversion-gen=k8s.io/kubernetes/pkg/apis/autoscaling
+// +k8s:conversion-gen-external-types=k8s.io/api/autoscaling/v2
+// +k8s:defaulter-gen=TypeMeta
+// +k8s:defaulter-gen-input=k8s.io/api/autoscaling/v2
+
+package v2 // import "k8s.io/kubernetes/pkg/apis/autoscaling/v2"

pkg/apis/autoscaling/v2/register.go

@@ -0,0 +1,45 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v2
+
+import (
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+// GroupName is the group name use in this package
+const GroupName = "autoscaling"
+
+// SchemeGroupVersion is group version used to register these objects
+var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v2"}
+
+// Resource takes an unqualified resource and returns a Group qualified GroupResource
+func Resource(resource string) schema.GroupResource {
+	return SchemeGroupVersion.WithResource(resource).GroupResource()
+}
+
+var (
+	localSchemeBuilder = &autoscalingv2.SchemeBuilder
+	AddToScheme        = localSchemeBuilder.AddToScheme
+)
+
+func init() {
+	// We only register manually written functions here. The registration of the
+	// generated functions takes place in the generated files. The separation
+	// makes the code compile even when the generated files are missing.
+	localSchemeBuilder.Register(addDefaultingFuncs)
+}

pkg/apis/autoscaling/v2/zz_generated.defaults.go

@@ -0,0 +1,49 @@
+//go:build !ignore_autogenerated
+// +build !ignore_autogenerated
+
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by defaulter-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v2 "k8s.io/api/autoscaling/v2"
+	runtime "k8s.io/apimachinery/pkg/runtime"
+)
+
+// RegisterDefaults adds defaulters functions to the given scheme.
+// Public to allow building arbitrary schemes.
+// All generated defaulters are covering - they call all nested defaulters.
+func RegisterDefaults(scheme *runtime.Scheme) error {
+	scheme.AddTypeDefaultingFunc(&v2.HorizontalPodAutoscaler{}, func(obj interface{}) { SetObjectDefaults_HorizontalPodAutoscaler(obj.(*v2.HorizontalPodAutoscaler)) })
+	scheme.AddTypeDefaultingFunc(&v2.HorizontalPodAutoscalerList{}, func(obj interface{}) {
+		SetObjectDefaults_HorizontalPodAutoscalerList(obj.(*v2.HorizontalPodAutoscalerList))
+	})
+	return nil
+}
+
+func SetObjectDefaults_HorizontalPodAutoscaler(in *v2.HorizontalPodAutoscaler) {
+	SetDefaults_HorizontalPodAutoscaler(in)
+}
+
+func SetObjectDefaults_HorizontalPodAutoscalerList(in *v2.HorizontalPodAutoscalerList) {
+	for i := range in.Items {
+		a := &in.Items[i]
+		SetObjectDefaults_HorizontalPodAutoscaler(a)
+	}
+}

pkg/controller/podautoscaler/horizontal.go

@@ -23,7 +23,7 @@ import (
 	"time"
 
 	autoscalingv1 "k8s.io/api/autoscaling/v1"
-	autoscalingv2 "k8s.io/api/autoscaling/v2beta2"
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
 	v1 "k8s.io/api/core/v1"
 	apiequality "k8s.io/apimachinery/pkg/api/equality"
 	"k8s.io/apimachinery/pkg/api/errors"
@@ -1046,7 +1046,7 @@ func calculateScaleUpLimitWithScalingRules(currentReplicas int32, scaleEvents []
 	var selectPolicyFn func(int32, int32) int32
 	if *scalingRules.SelectPolicy == autoscalingv2.DisabledPolicySelect {
 		return currentReplicas // Scaling is disabled
-	} else if *scalingRules.SelectPolicy == autoscalingv2.MinPolicySelect {
+	} else if *scalingRules.SelectPolicy == autoscalingv2.MinChangePolicySelect {
 		result = math.MaxInt32
 		selectPolicyFn = min // For scaling up, the lowest change ('min' policy) produces a minimum value
 	} else {
@@ -1074,7 +1074,7 @@ func calculateScaleDownLimitWithBehaviors(currentReplicas int32, scaleEvents []t
 	var selectPolicyFn func(int32, int32) int32
 	if *scalingRules.SelectPolicy == autoscalingv2.DisabledPolicySelect {
 		return currentReplicas // Scaling is disabled
-	} else if *scalingRules.SelectPolicy == autoscalingv2.MinPolicySelect {
+	} else if *scalingRules.SelectPolicy == autoscalingv2.MinChangePolicySelect {
 		result = math.MinInt32
 		selectPolicyFn = max // For scaling down, the lowest change ('min' policy) produces a maximum value
 	} else {

pkg/controller/podautoscaler/horizontal_test.go

@@ -26,7 +26,7 @@ import (
 	"time"
 
 	autoscalingv1 "k8s.io/api/autoscaling/v1"
-	autoscalingv2 "k8s.io/api/autoscaling/v2beta2"
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
 	v1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/meta/testrestmapper"
 	"k8s.io/apimachinery/pkg/api/resource"
@@ -41,7 +41,7 @@ import (
 	core "k8s.io/client-go/testing"
 	"k8s.io/kubernetes/pkg/api/legacyscheme"
 	"k8s.io/kubernetes/pkg/apis/autoscaling"
-	autoscalingapiv2beta2 "k8s.io/kubernetes/pkg/apis/autoscaling/v2beta2"
+	autoscalingapiv2 "k8s.io/kubernetes/pkg/apis/autoscaling/v2"
 	"k8s.io/kubernetes/pkg/controller"
 	"k8s.io/kubernetes/pkg/controller/podautoscaler/metrics"
 	cmapi "k8s.io/metrics/pkg/apis/custom_metrics/v1beta2"
@@ -230,7 +230,7 @@ func (tc *testCase) prepareTestClient(t *testing.T) (*fake.Clientset, *metricsfa
 			},
 		}
 		// Initialize default values
-		autoscalingapiv2beta2.SetDefaults_HorizontalPodAutoscalerBehavior(&hpa)
+		autoscalingapiv2.SetDefaults_HorizontalPodAutoscalerBehavior(&hpa)
 
 		obj := &autoscalingv2.HorizontalPodAutoscalerList{
 			Items: []autoscalingv2.HorizontalPodAutoscaler{hpa},
@@ -2982,7 +2982,7 @@ func TestConvertDesiredReplicasWithRules(t *testing.T) {
 }
 
 func TestCalculateScaleUpLimitWithScalingRules(t *testing.T) {
-	policy := autoscalingv2.MinPolicySelect
+	policy := autoscalingv2.MinChangePolicySelect
 
 	calculated := calculateScaleUpLimitWithScalingRules(1, []timestampedScaleEvent{}, &autoscalingv2.HPAScalingRules{
 		StabilizationWindowSeconds: utilpointer.Int32Ptr(300),
@@ -3004,7 +3004,7 @@ func TestCalculateScaleUpLimitWithScalingRules(t *testing.T) {
 }
 
 func TestCalculateScaleDownLimitWithBehaviors(t *testing.T) {
-	policy := autoscalingv2.MinPolicySelect
+	policy := autoscalingv2.MinChangePolicySelect
 
 	calculated := calculateScaleDownLimitWithBehaviors(5, []timestampedScaleEvent{}, &autoscalingv2.HPAScalingRules{
 		StabilizationWindowSeconds: utilpointer.Int32Ptr(300),
@@ -3026,7 +3026,7 @@ func TestCalculateScaleDownLimitWithBehaviors(t *testing.T) {
 }
 
 func generateScalingRules(pods, podsPeriod, percent, percentPeriod, stabilizationWindow int32) *autoscalingv2.HPAScalingRules {
-	policy := autoscalingv2.MaxPolicySelect
+	policy := autoscalingv2.MaxChangePolicySelect
 	directionBehavior := autoscalingv2.HPAScalingRules{
 		StabilizationWindowSeconds: utilpointer.Int32Ptr(stabilizationWindow),
 		SelectPolicy:               &policy,
@@ -3610,8 +3610,8 @@ func TestScalingWithRules(t *testing.T) {
 			}
 			arg := NormalizationArg{
 				Key:               tc.key,
-				ScaleUpBehavior:   autoscalingapiv2beta2.GenerateHPAScaleUpRules(tc.scaleUpRules),
-				ScaleDownBehavior: autoscalingapiv2beta2.GenerateHPAScaleDownRules(tc.scaleDownRules),
+				ScaleUpBehavior:   autoscalingapiv2.GenerateHPAScaleUpRules(tc.scaleUpRules),
+				ScaleDownBehavior: autoscalingapiv2.GenerateHPAScaleDownRules(tc.scaleDownRules),
 				MinReplicas:       tc.specMinReplicas,
 				MaxReplicas:       tc.specMaxReplicas,
 				DesiredReplicas:   tc.prenormalizedDesiredReplicas,

pkg/controller/podautoscaler/metrics/client.go

@@ -23,8 +23,8 @@ import (
 
 	"k8s.io/klog/v2"
 
-	autoscaling "k8s.io/api/autoscaling/v2beta2"
-	"k8s.io/api/core/v1"
+	autoscaling "k8s.io/api/autoscaling/v2"
+	v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
 	"k8s.io/apimachinery/pkg/runtime/schema"

pkg/controller/podautoscaler/metrics/client_test.go

@@ -22,8 +22,8 @@ import (
 	"testing"
 	"time"
 
-	autoscalingapi "k8s.io/api/autoscaling/v2beta2"
-	"k8s.io/api/core/v1"
+	autoscalingapi "k8s.io/api/autoscaling/v2"
+	v1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/meta/testrestmapper"
 	"k8s.io/apimachinery/pkg/api/resource"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

pkg/controller/podautoscaler/metrics/interfaces.go

@@ -20,8 +20,8 @@ import (
 	"context"
 	"time"
 
-	autoscaling "k8s.io/api/autoscaling/v2beta2"
-	"k8s.io/api/core/v1"
+	autoscaling "k8s.io/api/autoscaling/v2"
+	v1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/labels"
 )
 

pkg/controller/podautoscaler/replica_calculator.go

@@ -22,7 +22,7 @@ import (
 	"math"
 	"time"
 
-	autoscaling "k8s.io/api/autoscaling/v2beta2"
+	autoscaling "k8s.io/api/autoscaling/v2"
 	v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"

pkg/controller/podautoscaler/replica_calculator_test.go

@@ -23,7 +23,7 @@ import (
 	"testing"
 	"time"
 
-	autoscalingv2 "k8s.io/api/autoscaling/v2beta2"
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
 	v1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/meta/testrestmapper"
 	"k8s.io/apimachinery/pkg/api/resource"

pkg/controlplane/instance.go

@@ -31,6 +31,7 @@ import (
 	authenticationv1 "k8s.io/api/authentication/v1"
 	authorizationapiv1 "k8s.io/api/authorization/v1"
 	autoscalingapiv1 "k8s.io/api/autoscaling/v1"
+	autoscalingapiv2 "k8s.io/api/autoscaling/v2"
 	autoscalingapiv2beta1 "k8s.io/api/autoscaling/v2beta1"
 	autoscalingapiv2beta2 "k8s.io/api/autoscaling/v2beta2"
 	batchapiv1 "k8s.io/api/batch/v1"
@@ -646,6 +647,7 @@ func DefaultAPIResourceConfigSource() *serverstorage.ResourceConfig {
 		authenticationv1.SchemeGroupVersion,
 		authorizationapiv1.SchemeGroupVersion,
 		autoscalingapiv1.SchemeGroupVersion,
+		autoscalingapiv2.SchemeGroupVersion,
 		autoscalingapiv2beta1.SchemeGroupVersion,
 		autoscalingapiv2beta2.SchemeGroupVersion,
 		batchapiv1.SchemeGroupVersion,

pkg/controlplane/storageversionhashdata/data.go

@@ -52,6 +52,7 @@ var GVRToStorageVersionHash = map[string]string{
 	"v1/serviceaccounts":        "pbx9ZvyFpBE=",
 	"v1/services":               "0/CO1lhkEBI=",
 	"autoscaling/v1/horizontalpodautoscalers":      "oQlkt7f5j/A=",
+	"autoscaling/v2/horizontalpodautoscalers":      "oQlkt7f5j/A=",
 	"autoscaling/v2beta1/horizontalpodautoscalers": "oQlkt7f5j/A=",
 	"autoscaling/v2beta2/horizontalpodautoscalers": "oQlkt7f5j/A=",
 	"batch/v1/jobs":          "mudhfqk/qZY=",

pkg/registry/autoscaling/horizontalpodautoscaler/strategy.go

@@ -52,6 +52,9 @@ func (autoscalerStrategy) GetResetFields() map[fieldpath.APIVersion]*fieldpath.S
 		"autoscaling/v1": fieldpath.NewSet(
 			fieldpath.MakePathOrDie("status"),
 		),
+		"autoscaling/v2": fieldpath.NewSet(
+			fieldpath.MakePathOrDie("status"),
+		),
 		"autoscaling/v2beta1": fieldpath.NewSet(
 			fieldpath.MakePathOrDie("status"),
 		),
@@ -151,6 +154,9 @@ func (autoscalerStatusStrategy) GetResetFields() map[fieldpath.APIVersion]*field
 		"autoscaling/v1": fieldpath.NewSet(
 			fieldpath.MakePathOrDie("spec"),
 		),
+		"autoscaling/v2": fieldpath.NewSet(
+			fieldpath.MakePathOrDie("spec"),
+		),
 		"autoscaling/v2beta1": fieldpath.NewSet(
 			fieldpath.MakePathOrDie("spec"),
 		),

pkg/registry/autoscaling/rest/storage_autoscaling.go

@@ -25,6 +25,7 @@ import (
 	serverstorage "k8s.io/apiserver/pkg/server/storage"
 	"k8s.io/kubernetes/pkg/api/legacyscheme"
 	"k8s.io/kubernetes/pkg/apis/autoscaling"
+	autoscalingapiv2 "k8s.io/kubernetes/pkg/apis/autoscaling/v2"
 	autoscalingapiv2beta2 "k8s.io/kubernetes/pkg/apis/autoscaling/v2beta2"
 	horizontalpodautoscalerstore "k8s.io/kubernetes/pkg/registry/autoscaling/horizontalpodautoscaler/storage"
 )
@@ -43,6 +44,13 @@ func (p RESTStorageProvider) NewRESTStorage(apiResourceConfigSource serverstorag
 			apiGroupInfo.VersionedResourcesStorageMap[autoscalingapiv2beta2.SchemeGroupVersion.Version] = storageMap
 		}
 	}
+	if apiResourceConfigSource.VersionEnabled(autoscalingapiv2.SchemeGroupVersion) {
+		if storageMap, err := p.v2Storage(apiResourceConfigSource, restOptionsGetter); err != nil {
+			return genericapiserver.APIGroupInfo{}, false, err
+		} else {
+			apiGroupInfo.VersionedResourcesStorageMap[autoscalingapiv2.SchemeGroupVersion.Version] = storageMap
+		}
+	}
 	if apiResourceConfigSource.VersionEnabled(autoscalingapiv2beta1.SchemeGroupVersion) {
 		if storageMap, err := p.v2beta1Storage(apiResourceConfigSource, restOptionsGetter); err != nil {
 			return genericapiserver.APIGroupInfo{}, false, err
@@ -100,6 +108,19 @@ func (p RESTStorageProvider) v2beta2Storage(apiResourceConfigSource serverstorag
 	return storage, err
 }
 
+func (p RESTStorageProvider) v2Storage(apiResourceConfigSource serverstorage.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) (map[string]rest.Storage, error) {
+	storage := map[string]rest.Storage{}
+	// horizontalpodautoscalers
+	hpaStorage, hpaStatusStorage, err := horizontalpodautoscalerstore.NewREST(restOptionsGetter)
+	if err != nil {
+		return storage, err
+	}
+	storage["horizontalpodautoscalers"] = hpaStorage
+	storage["horizontalpodautoscalers/status"] = hpaStatusStorage
+
+	return storage, err
+}
+
 func (p RESTStorageProvider) GroupName() string {
 	return autoscaling.GroupName
 }

staging/src/k8s.io/api/autoscaling/v2/doc.go

@@ -0,0 +1,21 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// +k8s:deepcopy-gen=package
+// +k8s:protobuf-gen=package
+// +k8s:openapi-gen=true
+
+package v2 // import "k8s.io/api/autoscaling/v2"

staging/src/k8s.io/api/autoscaling/v2/generated.proto

@@ -0,0 +1,504 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+
+// This file was autogenerated by go-to-protobuf. Do not edit it manually!
+
+syntax = "proto2";
+
+package k8s.io.api.autoscaling.v2;
+
+import "k8s.io/api/core/v1/generated.proto";
+import "k8s.io/apimachinery/pkg/api/resource/generated.proto";
+import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
+import "k8s.io/apimachinery/pkg/runtime/generated.proto";
+import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";
+
+// Package-wide variables from generator "generated".
+option go_package = "v2";
+
+// ContainerResourceMetricSource indicates how to scale on 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).  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 {
+  // name is the name of the resource in question.
+  optional string name = 1;
+
+  // target specifies the target value for the given metric
+  optional MetricTarget target = 2;
+
+  // container is the name of the container in the pods of the scaling target
+  optional string container = 3;
+}
+
+// ContainerResourceMetricStatus indicates the current value of 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 using the "pods" source.
+message ContainerResourceMetricStatus {
+  // Name is the name of the resource in question.
+  optional string name = 1;
+
+  // current contains the current value for the given metric
+  optional MetricValueStatus current = 2;
+
+  // Container is the name of the container in the pods of the scaling target
+  optional string container = 3;
+}
+
+// CrossVersionObjectReference contains enough information to let you identify the referred resource.
+message CrossVersionObjectReference {
+  // Kind of the referent; More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds"
+  optional string kind = 1;
+
+  // Name of the referent; More info: http://kubernetes.io/docs/user-guide/identifiers#names
+  optional string name = 2;
+
+  // API version of the referent
+  // +optional
+  optional string apiVersion = 3;
+}
+
+// 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).
+message ExternalMetricSource {
+  // metric identifies the target metric by name and selector
+  optional MetricIdentifier metric = 1;
+
+  // target specifies the target value for the given metric
+  optional MetricTarget target = 2;
+}
+
+// ExternalMetricStatus indicates the current value of a global metric
+// not associated with any Kubernetes object.
+message ExternalMetricStatus {
+  // metric identifies the target metric by name and selector
+  optional MetricIdentifier metric = 1;
+
+  // current contains the current value for the given metric
+  optional MetricValueStatus current = 2;
+}
+
+// HPAScalingPolicy is a single policy which must hold true for a specified past interval.
+message HPAScalingPolicy {
+  // Type is used to specify the scaling policy.
+  optional string type = 1;
+
+  // Value contains the amount of change which is permitted by the policy.
+  // It must be greater than zero
+  optional int32 value = 2;
+
+  // PeriodSeconds specifies the window of time for which the policy should hold true.
+  // PeriodSeconds must be greater than zero and less than or equal to 1800 (30 min).
+  optional int32 periodSeconds = 3;
+}
+
+// HPAScalingRules configures the scaling behavior for one direction.
+// These Rules are applied after calculating DesiredReplicas from metrics for the HPA.
+// They can limit the scaling velocity by specifying scaling policies.
+// They can prevent flapping by specifying the stabilization window, so that the
+// number of replicas is not set instantly, instead, the safest value from the stabilization
+// window is chosen.
+message HPAScalingRules {
+  // StabilizationWindowSeconds is the number of seconds for which past recommendations should be
+  // considered while scaling up or scaling down.
+  // StabilizationWindowSeconds must be greater than or equal to zero and less than or equal to 3600 (one hour).
+  // If not set, use the default values:
+  // - For scale up: 0 (i.e. no stabilization is done).
+  // - For scale down: 300 (i.e. the stabilization window is 300 seconds long).
+  // +optional
+  optional int32 stabilizationWindowSeconds = 3;
+
+  // selectPolicy is used to specify which policy should be used.
+  // If not set, the default value Max is used.
+  // +optional
+  optional string selectPolicy = 1;
+
+  // policies is a list of potential scaling polices which can be used during scaling.
+  // At least one policy must be specified, otherwise the HPAScalingRules will be discarded as invalid
+  // +listType=atomic
+  // +optional
+  repeated HPAScalingPolicy policies = 2;
+}
+
+// HorizontalPodAutoscaler is the configuration for a horizontal pod
+// autoscaler, which automatically manages the replica count of any resource
+// implementing the scale subresource based on the metrics specified.
+message HorizontalPodAutoscaler {
+  // metadata is the standard object metadata.
+  // 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;
+
+  // spec is the specification for the behaviour of the autoscaler.
+  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status.
+  // +optional
+  optional HorizontalPodAutoscalerSpec spec = 2;
+
+  // status is the current information about the autoscaler.
+  // +optional
+  optional HorizontalPodAutoscalerStatus status = 3;
+}
+
+// HorizontalPodAutoscalerBehavior configures the scaling behavior of the target
+// in both Up and Down directions (scaleUp and scaleDown fields respectively).
+message HorizontalPodAutoscalerBehavior {
+  // scaleUp is scaling policy for scaling Up.
+  // If not set, the default value is the higher of:
+  //   * increase no more than 4 pods per 60 seconds
+  //   * double the number of pods per 60 seconds
+  // No stabilization is used.
+  // +optional
+  optional HPAScalingRules scaleUp = 1;
+
+  // scaleDown is scaling policy for scaling Down.
+  // If not set, the default value is to allow to scale down to minReplicas pods, with a
+  // 300 second stabilization window (i.e., the highest recommendation for
+  // the last 300sec is used).
+  // +optional
+  optional HPAScalingRules scaleDown = 2;
+}
+
+// HorizontalPodAutoscalerCondition describes the state of
+// a HorizontalPodAutoscaler at a certain point.
+message HorizontalPodAutoscalerCondition {
+  // type describes the current condition
+  optional string type = 1;
+
+  // status is the status of the condition (True, False, Unknown)
+  optional string status = 2;
+
+  // lastTransitionTime is the last time the condition transitioned from
+  // one status to another
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastTransitionTime = 3;
+
+  // reason is the reason for the condition's last transition.
+  // +optional
+  optional string reason = 4;
+
+  // message is a human-readable explanation containing details about
+  // the transition
+  // +optional
+  optional string message = 5;
+}
+
+// HorizontalPodAutoscalerList is a list of horizontal pod autoscaler objects.
+message HorizontalPodAutoscalerList {
+  // metadata is the standard list metadata.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;
+
+  // items is the list of horizontal pod autoscaler objects.
+  repeated HorizontalPodAutoscaler items = 2;
+}
+
+// HorizontalPodAutoscalerSpec describes the desired functionality of the HorizontalPodAutoscaler.
+message HorizontalPodAutoscalerSpec {
+  // scaleTargetRef points to the target resource to scale, and is used to the pods for which metrics
+  // should be collected, as well as to actually change the replica count.
+  optional CrossVersionObjectReference scaleTargetRef = 1;
+
+  // minReplicas is the lower limit for the number of replicas to which the autoscaler
+  // can scale down.  It defaults to 1 pod.  minReplicas is allowed to be 0 if the
+  // alpha feature gate HPAScaleToZero is enabled and at least one Object or External
+  // metric is configured.  Scaling is active as long as at least one metric value is
+  // available.
+  // +optional
+  optional int32 minReplicas = 2;
+
+  // maxReplicas is the upper limit for the number of replicas to which the autoscaler can scale up.
+  // 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
+  // number of pods.  Ergo, metrics used must decrease as the pod count is
+  // increased, and vice-versa.  See the individual metric source types for
+  // more information about how each type of metric must respond.
+  // If not set, the default metric will be set to 80% average CPU utilization.
+  // +listType=atomic
+  // +optional
+  repeated MetricSpec metrics = 4;
+
+  // behavior configures the scaling behavior of the target
+  // in both Up and Down directions (scaleUp and scaleDown fields respectively).
+  // If not set, the default HPAScalingRules for scale up and scale down are used.
+  // +optional
+  optional HorizontalPodAutoscalerBehavior behavior = 5;
+}
+
+// HorizontalPodAutoscalerStatus describes the current status of a horizontal pod autoscaler.
+message HorizontalPodAutoscalerStatus {
+  // observedGeneration is the most recent generation observed by this autoscaler.
+  // +optional
+  optional int64 observedGeneration = 1;
+
+  // lastScaleTime is the last time the HorizontalPodAutoscaler scaled the number of pods,
+  // used by the autoscaler to control how often the number of pods is changed.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.Time lastScaleTime = 2;
+
+  // currentReplicas is current number of replicas of pods managed by this autoscaler,
+  // as last seen by the autoscaler.
+  // +optional
+  optional int32 currentReplicas = 3;
+
+  // desiredReplicas is the desired number of replicas of pods managed by this autoscaler,
+  // as last calculated by the autoscaler.
+  optional int32 desiredReplicas = 4;
+
+  // currentMetrics is the last read state of the metrics used by this autoscaler.
+  // +listType=atomic
+  // +optional
+  repeated MetricStatus currentMetrics = 5;
+
+  // conditions is the set of conditions required for this autoscaler to scale its target,
+  // and indicates whether or not those conditions are met.
+  // +patchMergeKey=type
+  // +patchStrategy=merge
+  // +listType=map
+  // +listMapKey=type
+  // +optional
+  repeated HorizontalPodAutoscalerCondition conditions = 6;
+}
+
+// MetricIdentifier defines the name and optionally selector for a metric
+message MetricIdentifier {
+  // name is the name of the given metric
+  optional string name = 1;
+
+  // selector is the string-encoded form of a standard kubernetes label selector for the given metric
+  // When set, it is passed as an additional parameter to the metrics server for more specific metrics scoping.
+  // When unset, just the metricName will be used to gather metrics.
+  // +optional
+  optional k8s.io.apimachinery.pkg.apis.meta.v1.LabelSelector selector = 2;
+}
+
+// MetricSpec specifies how to scale based on a single metric
+// (only `type` and one other matching field should be set at once).
+message MetricSpec {
+  // type is the type of metric source.  It should be one of "ContainerResource", "External",
+  // "Object", "Pods" or "Resource", each mapping to a matching field in the object.
+  // Note: "ContainerResource" type is available on when the feature-gate
+  // HPAContainerMetrics is enabled
+  optional string type = 1;
+
+  // object refers to a metric describing a single kubernetes object
+  // (for example, hits-per-second on an Ingress object).
+  // +optional
+  optional ObjectMetricSource object = 2;
+
+  // pods refers to a metric describing each pod in the current scale target
+  // (for example, transactions-processed-per-second).  The values will be
+  // averaged together before being compared to the target value.
+  // +optional
+  optional PodsMetricSource pods = 3;
+
+  // resource refers to a resource metric (such as those specified in
+  // requests and limits) known to Kubernetes 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.
+  // +optional
+  optional ResourceMetricSource resource = 4;
+
+  // 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.
+  // This is an alpha feature and can be enabled by the HPAContainerMetrics feature flag.
+  // +optional
+  optional ContainerResourceMetricSource containerResource = 7;
+
+  // 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
+  // (for example length of queue in cloud messaging service, or
+  // QPS from loadbalancer running outside of cluster).
+  // +optional
+  optional ExternalMetricSource external = 5;
+}
+
+// MetricStatus describes the last-read state of a single metric.
+message MetricStatus {
+  // type is the type of metric source.  It will be one of "ContainerResource", "External",
+  // "Object", "Pods" or "Resource", each corresponds to a matching field in the object.
+  // Note: "ContainerResource" type is available on when the feature-gate
+  // HPAContainerMetrics is enabled
+  optional string type = 1;
+
+  // object refers to a metric describing a single kubernetes object
+  // (for example, hits-per-second on an Ingress object).
+  // +optional
+  optional ObjectMetricStatus object = 2;
+
+  // pods refers to a metric describing each pod in the current scale target
+  // (for example, transactions-processed-per-second).  The values will be
+  // averaged together before being compared to the target value.
+  // +optional
+  optional PodsMetricStatus pods = 3;
+
+  // resource refers to a resource metric (such as those specified in
+  // requests and limits) known to Kubernetes 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.
+  // +optional
+  optional ResourceMetricStatus resource = 4;
+
+  // container resource 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
+  optional ContainerResourceMetricStatus containerResource = 7;
+
+  // 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
+  // (for example length of queue in cloud messaging service, or
+  // QPS from loadbalancer running outside of cluster).
+  // +optional
+  optional ExternalMetricStatus external = 5;
+}
+
+// MetricTarget defines the target value, average value, or average utilization of a specific metric
+message MetricTarget {
+  // type represents whether the metric type is Utilization, Value, or AverageValue
+  optional string type = 1;
+
+  // value is the target value of the metric (as a quantity).
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity value = 2;
+
+  // averageValue is the target value of the average of the
+  // metric across all relevant pods (as a quantity)
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity averageValue = 3;
+
+  // averageUtilization is the target value of the average of the
+  // resource metric across all relevant pods, represented as a percentage of
+  // the requested value of the resource for the pods.
+  // Currently only valid for Resource metric source type
+  // +optional
+  optional int32 averageUtilization = 4;
+}
+
+// MetricValueStatus holds the current value for a metric
+message MetricValueStatus {
+  // value is the current value of the metric (as a quantity).
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity value = 1;
+
+  // averageValue is the current value of the average of the
+  // metric across all relevant pods (as a quantity)
+  // +optional
+  optional k8s.io.apimachinery.pkg.api.resource.Quantity averageValue = 2;
+
+  // currentAverageUtilization is the current value of the average of the
+  // resource metric across all relevant pods, represented as a percentage of
+  // the requested value of the resource for the pods.
+  // +optional
+  optional int32 averageUtilization = 3;
+}
+
+// ObjectMetricSource indicates how to scale on a metric describing a
+// kubernetes object (for example, hits-per-second on an Ingress object).
+message ObjectMetricSource {
+  // describedObject specifies the descriptions of a object,such as kind,name apiVersion
+  optional CrossVersionObjectReference describedObject = 1;
+
+  // target specifies the target value for the given metric
+  optional MetricTarget target = 2;
+
+  // metric identifies the target metric by name and selector
+  optional MetricIdentifier metric = 3;
+}
+
+// ObjectMetricStatus indicates the current value of a metric describing a
+// kubernetes object (for example, hits-per-second on an Ingress object).
+message ObjectMetricStatus {
+  // metric identifies the target metric by name and selector
+  optional MetricIdentifier metric = 1;
+
+  // current contains the current value for the given metric
+  optional MetricValueStatus current = 2;
+
+  // DescribedObject specifies the descriptions of a object,such as kind,name apiVersion
+  optional CrossVersionObjectReference describedObject = 3;
+}
+
+// PodsMetricSource indicates how to scale on a metric describing each pod in
+// the current scale target (for example, transactions-processed-per-second).
+// The values will be averaged together before being compared to the target
+// value.
+message PodsMetricSource {
+  // metric identifies the target metric by name and selector
+  optional MetricIdentifier metric = 1;
+
+  // target specifies the target value for the given metric
+  optional MetricTarget target = 2;
+}
+
+// PodsMetricStatus indicates the current value of a metric describing each pod in
+// the current scale target (for example, transactions-processed-per-second).
+message PodsMetricStatus {
+  // metric identifies the target metric by name and selector
+  optional MetricIdentifier metric = 1;
+
+  // current contains the current value for the given metric
+  optional MetricValueStatus current = 2;
+}
+
+// ResourceMetricSource indicates how to scale on 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).  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 ResourceMetricSource {
+  // name is the name of the resource in question.
+  optional string name = 1;
+
+  // target specifies the target value for the given metric
+  optional MetricTarget target = 2;
+}
+
+// ResourceMetricStatus 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.
+message ResourceMetricStatus {
+  // Name is the name of the resource in question.
+  optional string name = 1;
+
+  // current contains the current value for the given metric
+  optional MetricValueStatus current = 2;
+}
+

staging/src/k8s.io/api/autoscaling/v2/register.go

@@ -0,0 +1,50 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v2
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+// GroupName is the group name use in this package
+const GroupName = "autoscaling"
+
+// SchemeGroupVersion is group version used to register these objects
+var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v2"}
+
+// Resource takes an unqualified resource and returns a Group qualified GroupResource
+func Resource(resource string) schema.GroupResource {
+	return SchemeGroupVersion.WithResource(resource).GroupResource()
+}
+
+var (
+	SchemeBuilder      = runtime.NewSchemeBuilder(addKnownTypes)
+	localSchemeBuilder = &SchemeBuilder
+	AddToScheme        = localSchemeBuilder.AddToScheme
+)
+
+// Adds the list of known types to the given scheme.
+func addKnownTypes(scheme *runtime.Scheme) error {
+	scheme.AddKnownTypes(SchemeGroupVersion,
+		&HorizontalPodAutoscaler{},
+		&HorizontalPodAutoscalerList{},
+	)
+	metav1.AddToGroupVersion(scheme, SchemeGroupVersion)
+	return nil
+}

staging/src/k8s.io/api/autoscaling/v2/types.go

@@ -0,0 +1,545 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// +k8s:openapi-gen=true
+
+package v2
+
+import (
+	v1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/resource"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// +genclient
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// HorizontalPodAutoscaler is the configuration for a horizontal pod
+// autoscaler, which automatically manages the replica count of any resource
+// implementing the scale subresource based on the metrics specified.
+type HorizontalPodAutoscaler struct {
+	metav1.TypeMeta `json:",inline"`
+	// metadata is the standard object metadata.
+	// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
+	// +optional
+	metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
+
+	// spec is the specification for the behaviour of the autoscaler.
+	// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status.
+	// +optional
+	Spec HorizontalPodAutoscalerSpec `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
+
+	// status is the current information about the autoscaler.
+	// +optional
+	Status HorizontalPodAutoscalerStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
+}
+
+// HorizontalPodAutoscalerSpec describes the desired functionality of the HorizontalPodAutoscaler.
+type HorizontalPodAutoscalerSpec struct {
+	// scaleTargetRef points to the target resource to scale, and is used to the pods for which metrics
+	// should be collected, as well as to actually change the replica count.
+	ScaleTargetRef CrossVersionObjectReference `json:"scaleTargetRef" protobuf:"bytes,1,opt,name=scaleTargetRef"`
+	// minReplicas is the lower limit for the number of replicas to which the autoscaler
+	// can scale down.  It defaults to 1 pod.  minReplicas is allowed to be 0 if the
+	// alpha feature gate HPAScaleToZero is enabled and at least one Object or External
+	// metric is configured.  Scaling is active as long as at least one metric value is
+	// available.
+	// +optional
+	MinReplicas *int32 `json:"minReplicas,omitempty" protobuf:"varint,2,opt,name=minReplicas"`
+	// maxReplicas is the upper limit for the number of replicas to which the autoscaler can scale up.
+	// It cannot be less that minReplicas.
+	MaxReplicas int32 `json:"maxReplicas" protobuf:"varint,3,opt,name=maxReplicas"`
+	// 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
+	// number of pods.  Ergo, metrics used must decrease as the pod count is
+	// increased, and vice-versa.  See the individual metric source types for
+	// more information about how each type of metric must respond.
+	// If not set, the default metric will be set to 80% average CPU utilization.
+	// +listType=atomic
+	// +optional
+	Metrics []MetricSpec `json:"metrics,omitempty" protobuf:"bytes,4,rep,name=metrics"`
+
+	// behavior configures the scaling behavior of the target
+	// in both Up and Down directions (scaleUp and scaleDown fields respectively).
+	// If not set, the default HPAScalingRules for scale up and scale down are used.
+	// +optional
+	Behavior *HorizontalPodAutoscalerBehavior `json:"behavior,omitempty" protobuf:"bytes,5,opt,name=behavior"`
+}
+
+// CrossVersionObjectReference contains enough information to let you identify the referred resource.
+type CrossVersionObjectReference struct {
+	// Kind of the referent; More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds"
+	Kind string `json:"kind" protobuf:"bytes,1,opt,name=kind"`
+	// Name of the referent; More info: http://kubernetes.io/docs/user-guide/identifiers#names
+	Name string `json:"name" protobuf:"bytes,2,opt,name=name"`
+	// API version of the referent
+	// +optional
+	APIVersion string `json:"apiVersion,omitempty" protobuf:"bytes,3,opt,name=apiVersion"`
+}
+
+// MetricSpec specifies how to scale based on a single metric
+// (only `type` and one other matching field should be set at once).
+type MetricSpec struct {
+	// type is the type of metric source.  It should be one of "ContainerResource", "External",
+	// "Object", "Pods" or "Resource", each mapping to a matching field in the object.
+	// Note: "ContainerResource" type is available on when the feature-gate
+	// HPAContainerMetrics is enabled
+	Type MetricSourceType `json:"type" protobuf:"bytes,1,name=type"`
+
+	// object refers to a metric describing a single kubernetes object
+	// (for example, hits-per-second on an Ingress object).
+	// +optional
+	Object *ObjectMetricSource `json:"object,omitempty" protobuf:"bytes,2,opt,name=object"`
+	// pods refers to a metric describing each pod in the current scale target
+	// (for example, transactions-processed-per-second).  The values will be
+	// averaged together before being compared to the target value.
+	// +optional
+	Pods *PodsMetricSource `json:"pods,omitempty" protobuf:"bytes,3,opt,name=pods"`
+	// resource refers to a resource metric (such as those specified in
+	// requests and limits) known to Kubernetes 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.
+	// +optional
+	Resource *ResourceMetricSource `json:"resource,omitempty" protobuf:"bytes,4,opt,name=resource"`
+	// 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.
+	// This is an alpha feature and can be enabled by the HPAContainerMetrics feature flag.
+	// +optional
+	ContainerResource *ContainerResourceMetricSource `json:"containerResource,omitempty" protobuf:"bytes,7,opt,name=containerResource"`
+	// 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
+	// (for example length of queue in cloud messaging service, or
+	// QPS from loadbalancer running outside of cluster).
+	// +optional
+	External *ExternalMetricSource `json:"external,omitempty" protobuf:"bytes,5,opt,name=external"`
+}
+
+// HorizontalPodAutoscalerBehavior configures the scaling behavior of the target
+// in both Up and Down directions (scaleUp and scaleDown fields respectively).
+type HorizontalPodAutoscalerBehavior struct {
+	// scaleUp is scaling policy for scaling Up.
+	// If not set, the default value is the higher of:
+	//   * increase no more than 4 pods per 60 seconds
+	//   * double the number of pods per 60 seconds
+	// No stabilization is used.
+	// +optional
+	ScaleUp *HPAScalingRules `json:"scaleUp,omitempty" protobuf:"bytes,1,opt,name=scaleUp"`
+	// scaleDown is scaling policy for scaling Down.
+	// If not set, the default value is to allow to scale down to minReplicas pods, with a
+	// 300 second stabilization window (i.e., the highest recommendation for
+	// the last 300sec is used).
+	// +optional
+	ScaleDown *HPAScalingRules `json:"scaleDown,omitempty" protobuf:"bytes,2,opt,name=scaleDown"`
+}
+
+// ScalingPolicySelect is used to specify which policy should be used while scaling in a certain direction
+type ScalingPolicySelect string
+
+const (
+	// MaxChangePolicySelect  selects the policy with the highest possible change.
+	MaxChangePolicySelect ScalingPolicySelect = "Max"
+	// MinChangePolicySelect selects the policy with the lowest possible change.
+	MinChangePolicySelect ScalingPolicySelect = "Min"
+	// DisabledPolicySelect disables the scaling in this direction.
+	DisabledPolicySelect ScalingPolicySelect = "Disabled"
+)
+
+// HPAScalingRules configures the scaling behavior for one direction.
+// These Rules are applied after calculating DesiredReplicas from metrics for the HPA.
+// They can limit the scaling velocity by specifying scaling policies.
+// They can prevent flapping by specifying the stabilization window, so that the
+// number of replicas is not set instantly, instead, the safest value from the stabilization
+// window is chosen.
+type HPAScalingRules struct {
+	// StabilizationWindowSeconds is the number of seconds for which past recommendations should be
+	// considered while scaling up or scaling down.
+	// StabilizationWindowSeconds must be greater than or equal to zero and less than or equal to 3600 (one hour).
+	// If not set, use the default values:
+	// - For scale up: 0 (i.e. no stabilization is done).
+	// - For scale down: 300 (i.e. the stabilization window is 300 seconds long).
+	// +optional
+	StabilizationWindowSeconds *int32 `json:"stabilizationWindowSeconds,omitempty" protobuf:"varint,3,opt,name=stabilizationWindowSeconds"`
+	// selectPolicy is used to specify which policy should be used.
+	// If not set, the default value Max is used.
+	// +optional
+	SelectPolicy *ScalingPolicySelect `json:"selectPolicy,omitempty" protobuf:"bytes,1,opt,name=selectPolicy"`
+	// policies is a list of potential scaling polices which can be used during scaling.
+	// At least one policy must be specified, otherwise the HPAScalingRules will be discarded as invalid
+	// +listType=atomic
+	// +optional
+	Policies []HPAScalingPolicy `json:"policies,omitempty" listType:"atomic" protobuf:"bytes,2,rep,name=policies"`
+}
+
+// HPAScalingPolicyType is the type of the policy which could be used while making scaling decisions.
+type HPAScalingPolicyType string
+
+const (
+	// PodsScalingPolicy is a policy used to specify a change in absolute number of pods.
+	PodsScalingPolicy HPAScalingPolicyType = "Pods"
+	// PercentScalingPolicy is a policy used to specify a relative amount of change with respect to
+	// the current number of pods.
+	PercentScalingPolicy HPAScalingPolicyType = "Percent"
+)
+
+// HPAScalingPolicy is a single policy which must hold true for a specified past interval.
+type HPAScalingPolicy struct {
+	// Type is used to specify the scaling policy.
+	Type HPAScalingPolicyType `json:"type" protobuf:"bytes,1,opt,name=type,casttype=HPAScalingPolicyType"`
+	// Value contains the amount of change which is permitted by the policy.
+	// It must be greater than zero
+	Value int32 `json:"value" protobuf:"varint,2,opt,name=value"`
+	// PeriodSeconds specifies the window of time for which the policy should hold true.
+	// PeriodSeconds must be greater than zero and less than or equal to 1800 (30 min).
+	PeriodSeconds int32 `json:"periodSeconds" protobuf:"varint,3,opt,name=periodSeconds"`
+}
+
+// MetricSourceType indicates the type of metric.
+type MetricSourceType string
+
+const (
+	// ObjectMetricSourceType is a metric describing a kubernetes object
+	// (for example, hits-per-second on an Ingress object).
+	ObjectMetricSourceType MetricSourceType = "Object"
+	// PodsMetricSourceType is a metric describing each pod in the current scale
+	// target (for example, transactions-processed-per-second).  The values
+	// will be averaged together before being compared to the target value.
+	PodsMetricSourceType MetricSourceType = "Pods"
+	// ResourceMetricSourceType is 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 (the "pods" source).
+	ResourceMetricSourceType MetricSourceType = "Resource"
+	// 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"
+	// ExternalMetricSourceType is a global metric that is not associated
+	// with any Kubernetes object. It allows autoscaling based on information
+	// coming from components running outside of cluster
+	// (for example length of queue in cloud messaging service, or
+	// QPS from loadbalancer running outside of cluster).
+	ExternalMetricSourceType MetricSourceType = "External"
+)
+
+// ObjectMetricSource indicates how to scale on a metric describing a
+// kubernetes object (for example, hits-per-second on an Ingress object).
+type ObjectMetricSource struct {
+	// describedObject specifies the descriptions of a object,such as kind,name apiVersion
+	DescribedObject CrossVersionObjectReference `json:"describedObject" protobuf:"bytes,1,name=describedObject"`
+	// target specifies the target value for the given metric
+	Target MetricTarget `json:"target" protobuf:"bytes,2,name=target"`
+	// metric identifies the target metric by name and selector
+	Metric MetricIdentifier `json:"metric" protobuf:"bytes,3,name=metric"`
+}
+
+// PodsMetricSource indicates how to scale on a metric describing each pod in
+// the current scale target (for example, transactions-processed-per-second).
+// The values will be averaged together before being compared to the target
+// value.
+type PodsMetricSource struct {
+	// metric identifies the target metric by name and selector
+	Metric MetricIdentifier `json:"metric" protobuf:"bytes,1,name=metric"`
+	// target specifies the target value for the given metric
+	Target MetricTarget `json:"target" protobuf:"bytes,2,name=target"`
+}
+
+// ResourceMetricSource indicates how to scale on 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).  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.
+type ResourceMetricSource struct {
+	// name is the name of the resource in question.
+	Name v1.ResourceName `json:"name" protobuf:"bytes,1,name=name"`
+	// target specifies the target value for the given metric
+	Target MetricTarget `json:"target" protobuf:"bytes,2,name=target"`
+}
+
+// ContainerResourceMetricSource indicates how to scale on 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).  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.
+type ContainerResourceMetricSource struct {
+	// name is the name of the resource in question.
+	Name v1.ResourceName `json:"name" protobuf:"bytes,1,name=name"`
+	// target specifies the target value for the given metric
+	Target MetricTarget `json:"target" protobuf:"bytes,2,name=target"`
+	// container is the name of the container in the pods of the scaling target
+	Container string `json:"container" protobuf:"bytes,3,opt,name=container"`
+}
+
+// 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).
+type ExternalMetricSource struct {
+	// metric identifies the target metric by name and selector
+	Metric MetricIdentifier `json:"metric" protobuf:"bytes,1,name=metric"`
+	// target specifies the target value for the given metric
+	Target MetricTarget `json:"target" protobuf:"bytes,2,name=target"`
+}
+
+// MetricIdentifier defines the name and optionally selector for a metric
+type MetricIdentifier struct {
+	// name is the name of the given metric
+	Name string `json:"name" protobuf:"bytes,1,name=name"`
+	// selector is the string-encoded form of a standard kubernetes label selector for the given metric
+	// When set, it is passed as an additional parameter to the metrics server for more specific metrics scoping.
+	// When unset, just the metricName will be used to gather metrics.
+	// +optional
+	Selector *metav1.LabelSelector `json:"selector,omitempty" protobuf:"bytes,2,name=selector"`
+}
+
+// MetricTarget defines the target value, average value, or average utilization of a specific metric
+type MetricTarget struct {
+	// type represents whether the metric type is Utilization, Value, or AverageValue
+	Type MetricTargetType `json:"type" protobuf:"bytes,1,name=type"`
+	// value is the target value of the metric (as a quantity).
+	// +optional
+	Value *resource.Quantity `json:"value,omitempty" protobuf:"bytes,2,opt,name=value"`
+	// averageValue is the target value of the average of the
+	// metric across all relevant pods (as a quantity)
+	// +optional
+	AverageValue *resource.Quantity `json:"averageValue,omitempty" protobuf:"bytes,3,opt,name=averageValue"`
+	// averageUtilization is the target value of the average of the
+	// resource metric across all relevant pods, represented as a percentage of
+	// the requested value of the resource for the pods.
+	// Currently only valid for Resource metric source type
+	// +optional
+	AverageUtilization *int32 `json:"averageUtilization,omitempty" protobuf:"bytes,4,opt,name=averageUtilization"`
+}
+
+// MetricTargetType specifies the type of metric being targeted, and should be either
+// "Value", "AverageValue", or "Utilization"
+type MetricTargetType string
+
+const (
+	// UtilizationMetricType declares a MetricTarget is an AverageUtilization value
+	UtilizationMetricType MetricTargetType = "Utilization"
+	// ValueMetricType declares a MetricTarget is a raw value
+	ValueMetricType MetricTargetType = "Value"
+	// AverageValueMetricType declares a MetricTarget is an
+	AverageValueMetricType MetricTargetType = "AverageValue"
+)
+
+// HorizontalPodAutoscalerStatus describes the current status of a horizontal pod autoscaler.
+type HorizontalPodAutoscalerStatus struct {
+	// observedGeneration is the most recent generation observed by this autoscaler.
+	// +optional
+	ObservedGeneration *int64 `json:"observedGeneration,omitempty" protobuf:"varint,1,opt,name=observedGeneration"`
+
+	// lastScaleTime is the last time the HorizontalPodAutoscaler scaled the number of pods,
+	// used by the autoscaler to control how often the number of pods is changed.
+	// +optional
+	LastScaleTime *metav1.Time `json:"lastScaleTime,omitempty" protobuf:"bytes,2,opt,name=lastScaleTime"`
+
+	// currentReplicas is current number of replicas of pods managed by this autoscaler,
+	// as last seen by the autoscaler.
+	// +optional
+	CurrentReplicas int32 `json:"currentReplicas,omitempty" protobuf:"varint,3,opt,name=currentReplicas"`
+
+	// desiredReplicas is the desired number of replicas of pods managed by this autoscaler,
+	// as last calculated by the autoscaler.
+	DesiredReplicas int32 `json:"desiredReplicas" protobuf:"varint,4,opt,name=desiredReplicas"`
+
+	// currentMetrics is the last read state of the metrics used by this autoscaler.
+	// +listType=atomic
+	// +optional
+	CurrentMetrics []MetricStatus `json:"currentMetrics" protobuf:"bytes,5,rep,name=currentMetrics"`
+
+	// conditions is the set of conditions required for this autoscaler to scale its target,
+	// and indicates whether or not those conditions are met.
+	// +patchMergeKey=type
+	// +patchStrategy=merge
+	// +listType=map
+	// +listMapKey=type
+	// +optional
+	Conditions []HorizontalPodAutoscalerCondition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type" listType:"map" protobuf:"bytes,6,rep,name=conditions"`
+}
+
+// HorizontalPodAutoscalerConditionType are the valid conditions of
+// a HorizontalPodAutoscaler.
+type HorizontalPodAutoscalerConditionType string
+
+const (
+	// ScalingActive indicates that the HPA controller is able to scale if necessary:
+	// it's correctly configured, can fetch the desired metrics, and isn't disabled.
+	ScalingActive HorizontalPodAutoscalerConditionType = "ScalingActive"
+	// AbleToScale indicates a lack of transient issues which prevent scaling from occurring,
+	// such as being in a backoff window, or being unable to access/update the target scale.
+	AbleToScale HorizontalPodAutoscalerConditionType = "AbleToScale"
+	// ScalingLimited indicates that the calculated scale based on metrics would be above or
+	// below the range for the HPA, and has thus been capped.
+	ScalingLimited HorizontalPodAutoscalerConditionType = "ScalingLimited"
+)
+
+// HorizontalPodAutoscalerCondition describes the state of
+// a HorizontalPodAutoscaler at a certain point.
+type HorizontalPodAutoscalerCondition struct {
+	// type describes the current condition
+	Type HorizontalPodAutoscalerConditionType `json:"type" protobuf:"bytes,1,name=type"`
+	// status is the status of the condition (True, False, Unknown)
+	Status v1.ConditionStatus `json:"status" protobuf:"bytes,2,name=status"`
+	// lastTransitionTime is the last time the condition transitioned from
+	// one status to another
+	// +optional
+	LastTransitionTime metav1.Time `json:"lastTransitionTime,omitempty" protobuf:"bytes,3,opt,name=lastTransitionTime"`
+	// reason is the reason for the condition's last transition.
+	// +optional
+	Reason string `json:"reason,omitempty" protobuf:"bytes,4,opt,name=reason"`
+	// message is a human-readable explanation containing details about
+	// the transition
+	// +optional
+	Message string `json:"message,omitempty" protobuf:"bytes,5,opt,name=message"`
+}
+
+// MetricStatus describes the last-read state of a single metric.
+type MetricStatus struct {
+	// type is the type of metric source.  It will be one of "ContainerResource", "External",
+	// "Object", "Pods" or "Resource", each corresponds to a matching field in the object.
+	// Note: "ContainerResource" type is available on when the feature-gate
+	// HPAContainerMetrics is enabled
+	Type MetricSourceType `json:"type" protobuf:"bytes,1,name=type"`
+
+	// object refers to a metric describing a single kubernetes object
+	// (for example, hits-per-second on an Ingress object).
+	// +optional
+	Object *ObjectMetricStatus `json:"object,omitempty" protobuf:"bytes,2,opt,name=object"`
+	// pods refers to a metric describing each pod in the current scale target
+	// (for example, transactions-processed-per-second).  The values will be
+	// averaged together before being compared to the target value.
+	// +optional
+	Pods *PodsMetricStatus `json:"pods,omitempty" protobuf:"bytes,3,opt,name=pods"`
+	// resource refers to a resource metric (such as those specified in
+	// requests and limits) known to Kubernetes 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.
+	// +optional
+	Resource *ResourceMetricStatus `json:"resource,omitempty" protobuf:"bytes,4,opt,name=resource"`
+	// container resource 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 `json:"containerResource,omitempty" protobuf:"bytes,7,opt,name=containerResource"`
+	// 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
+	// (for example length of queue in cloud messaging service, or
+	// QPS from loadbalancer running outside of cluster).
+	// +optional
+	External *ExternalMetricStatus `json:"external,omitempty" protobuf:"bytes,5,opt,name=external"`
+}
+
+// ObjectMetricStatus indicates the current value of a metric describing a
+// kubernetes object (for example, hits-per-second on an Ingress object).
+type ObjectMetricStatus struct {
+	// metric identifies the target metric by name and selector
+	Metric MetricIdentifier `json:"metric" protobuf:"bytes,1,name=metric"`
+	// current contains the current value for the given metric
+	Current MetricValueStatus `json:"current" protobuf:"bytes,2,name=current"`
+	// DescribedObject specifies the descriptions of a object,such as kind,name apiVersion
+	DescribedObject CrossVersionObjectReference `json:"describedObject" protobuf:"bytes,3,name=describedObject"`
+}
+
+// PodsMetricStatus indicates the current value of a metric describing each pod in
+// the current scale target (for example, transactions-processed-per-second).
+type PodsMetricStatus struct {
+	// metric identifies the target metric by name and selector
+	Metric MetricIdentifier `json:"metric" protobuf:"bytes,1,name=metric"`
+	// current contains the current value for the given metric
+	Current MetricValueStatus `json:"current" protobuf:"bytes,2,name=current"`
+}
+
+// ResourceMetricStatus 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 ResourceMetricStatus struct {
+	// Name is the name of the resource in question.
+	Name v1.ResourceName `json:"name" protobuf:"bytes,1,name=name"`
+	// current contains the current value for the given metric
+	Current MetricValueStatus `json:"current" protobuf:"bytes,2,name=current"`
+}
+
+// ContainerResourceMetricStatus indicates the current value of 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 using the "pods" source.
+type ContainerResourceMetricStatus struct {
+	// Name is the name of the resource in question.
+	Name v1.ResourceName `json:"name" protobuf:"bytes,1,name=name"`
+	// current contains the current value for the given metric
+	Current MetricValueStatus `json:"current" protobuf:"bytes,2,name=current"`
+	// Container is the name of the container in the pods of the scaling target
+	Container string `json:"container" protobuf:"bytes,3,opt,name=container"`
+}
+
+// ExternalMetricStatus indicates the current value of a global metric
+// not associated with any Kubernetes object.
+type ExternalMetricStatus struct {
+	// metric identifies the target metric by name and selector
+	Metric MetricIdentifier `json:"metric" protobuf:"bytes,1,name=metric"`
+	// current contains the current value for the given metric
+	Current MetricValueStatus `json:"current" protobuf:"bytes,2,name=current"`
+}
+
+// MetricValueStatus holds the current value for a metric
+type MetricValueStatus struct {
+	// value is the current value of the metric (as a quantity).
+	// +optional
+	Value *resource.Quantity `json:"value,omitempty" protobuf:"bytes,1,opt,name=value"`
+	// averageValue is the current value of the average of the
+	// metric across all relevant pods (as a quantity)
+	// +optional
+	AverageValue *resource.Quantity `json:"averageValue,omitempty" protobuf:"bytes,2,opt,name=averageValue"`
+	// currentAverageUtilization is the current value of the average of the
+	// resource metric across all relevant pods, represented as a percentage of
+	// the requested value of the resource for the pods.
+	// +optional
+	AverageUtilization *int32 `json:"averageUtilization,omitempty" protobuf:"bytes,3,opt,name=averageUtilization"`
+}
+
+// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
+
+// HorizontalPodAutoscalerList is a list of horizontal pod autoscaler objects.
+type HorizontalPodAutoscalerList struct {
+	metav1.TypeMeta `json:",inline"`
+	// metadata is the standard list metadata.
+	// +optional
+	metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`
+
+	// items is the list of horizontal pod autoscaler objects.
+	Items []HorizontalPodAutoscaler `json:"items" protobuf:"bytes,2,rep,name=items"`
+}

staging/src/k8s.io/api/autoscaling/v2/types_swagger_doc_generated.go

@@ -0,0 +1,299 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v2
+
+// This file contains a collection of methods that can be used from go-restful to
+// generate Swagger API documentation for its models. Please read this PR for more
+// information on the implementation: https://github.com/emicklei/go-restful/pull/215
+//
+// TODOs are ignored from the parser (e.g. TODO(andronat):... || TODO:...) if and only if
+// they are on one line! For multiple line or blocks that you want to ignore use ---.
+// Any context after a --- is ignored.
+//
+// Those methods can be generated by using hack/update-generated-swagger-docs.sh
+
+// AUTO-GENERATED FUNCTIONS START HERE. DO NOT EDIT.
+var map_ContainerResourceMetricSource = map[string]string{
+	"":          "ContainerResourceMetricSource indicates how to scale on 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).  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.",
+	"name":      "name is the name of the resource in question.",
+	"target":    "target specifies the target value for the given metric",
+	"container": "container is the name of the container in the pods of the scaling target",
+}
+
+func (ContainerResourceMetricSource) SwaggerDoc() map[string]string {
+	return map_ContainerResourceMetricSource
+}
+
+var map_ContainerResourceMetricStatus = map[string]string{
+	"":          "ContainerResourceMetricStatus indicates the current value of 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 using the \"pods\" source.",
+	"name":      "Name is the name of the resource in question.",
+	"current":   "current contains the current value for the given metric",
+	"container": "Container is the name of the container in the pods of the scaling target",
+}
+
+func (ContainerResourceMetricStatus) SwaggerDoc() map[string]string {
+	return map_ContainerResourceMetricStatus
+}
+
+var map_CrossVersionObjectReference = map[string]string{
+	"":           "CrossVersionObjectReference contains enough information to let you identify the referred resource.",
+	"kind":       "Kind of the referent; More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds\"",
+	"name":       "Name of the referent; More info: http://kubernetes.io/docs/user-guide/identifiers#names",
+	"apiVersion": "API version of the referent",
+}
+
+func (CrossVersionObjectReference) SwaggerDoc() map[string]string {
+	return map_CrossVersionObjectReference
+}
+
+var map_ExternalMetricSource = map[string]string{
+	"":       "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).",
+	"metric": "metric identifies the target metric by name and selector",
+	"target": "target specifies the target value for the given metric",
+}
+
+func (ExternalMetricSource) SwaggerDoc() map[string]string {
+	return map_ExternalMetricSource
+}
+
+var map_ExternalMetricStatus = map[string]string{
+	"":        "ExternalMetricStatus indicates the current value of a global metric not associated with any Kubernetes object.",
+	"metric":  "metric identifies the target metric by name and selector",
+	"current": "current contains the current value for the given metric",
+}
+
+func (ExternalMetricStatus) SwaggerDoc() map[string]string {
+	return map_ExternalMetricStatus
+}
+
+var map_HPAScalingPolicy = map[string]string{
+	"":              "HPAScalingPolicy is a single policy which must hold true for a specified past interval.",
+	"type":          "Type is used to specify the scaling policy.",
+	"value":         "Value contains the amount of change which is permitted by the policy. It must be greater than zero",
+	"periodSeconds": "PeriodSeconds specifies the window of time for which the policy should hold true. PeriodSeconds must be greater than zero and less than or equal to 1800 (30 min).",
+}
+
+func (HPAScalingPolicy) SwaggerDoc() map[string]string {
+	return map_HPAScalingPolicy
+}
+
+var map_HPAScalingRules = map[string]string{
+	"":                           "HPAScalingRules configures the scaling behavior for one direction. These Rules are applied after calculating DesiredReplicas from metrics for the HPA. They can limit the scaling velocity by specifying scaling policies. They can prevent flapping by specifying the stabilization window, so that the number of replicas is not set instantly, instead, the safest value from the stabilization window is chosen.",
+	"stabilizationWindowSeconds": "StabilizationWindowSeconds is the number of seconds for which past recommendations should be considered while scaling up or scaling down. StabilizationWindowSeconds must be greater than or equal to zero and less than or equal to 3600 (one hour). If not set, use the default values: - For scale up: 0 (i.e. no stabilization is done). - For scale down: 300 (i.e. the stabilization window is 300 seconds long).",
+	"selectPolicy":               "selectPolicy is used to specify which policy should be used. If not set, the default value Max is used.",
+	"policies":                   "policies is a list of potential scaling polices which can be used during scaling. At least one policy must be specified, otherwise the HPAScalingRules will be discarded as invalid",
+}
+
+func (HPAScalingRules) SwaggerDoc() map[string]string {
+	return map_HPAScalingRules
+}
+
+var map_HorizontalPodAutoscaler = map[string]string{
+	"":         "HorizontalPodAutoscaler is the configuration for a horizontal pod autoscaler, which automatically manages the replica count of any resource implementing the scale subresource based on the metrics specified.",
+	"metadata": "metadata is the standard object metadata. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata",
+	"spec":     "spec is the specification for the behaviour of the autoscaler. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status.",
+	"status":   "status is the current information about the autoscaler.",
+}
+
+func (HorizontalPodAutoscaler) SwaggerDoc() map[string]string {
+	return map_HorizontalPodAutoscaler
+}
+
+var map_HorizontalPodAutoscalerBehavior = map[string]string{
+	"":          "HorizontalPodAutoscalerBehavior configures the scaling behavior of the target in both Up and Down directions (scaleUp and scaleDown fields respectively).",
+	"scaleUp":   "scaleUp is scaling policy for scaling Up. If not set, the default value is the higher of:\n  * increase no more than 4 pods per 60 seconds\n  * double the number of pods per 60 seconds\nNo stabilization is used.",
+	"scaleDown": "scaleDown is scaling policy for scaling Down. If not set, the default value is to allow to scale down to minReplicas pods, with a 300 second stabilization window (i.e., the highest recommendation for the last 300sec is used).",
+}
+
+func (HorizontalPodAutoscalerBehavior) SwaggerDoc() map[string]string {
+	return map_HorizontalPodAutoscalerBehavior
+}
+
+var map_HorizontalPodAutoscalerCondition = map[string]string{
+	"":                   "HorizontalPodAutoscalerCondition describes the state of a HorizontalPodAutoscaler at a certain point.",
+	"type":               "type describes the current condition",
+	"status":             "status is the status of the condition (True, False, Unknown)",
+	"lastTransitionTime": "lastTransitionTime is the last time the condition transitioned from one status to another",
+	"reason":             "reason is the reason for the condition's last transition.",
+	"message":            "message is a human-readable explanation containing details about the transition",
+}
+
+func (HorizontalPodAutoscalerCondition) SwaggerDoc() map[string]string {
+	return map_HorizontalPodAutoscalerCondition
+}
+
+var map_HorizontalPodAutoscalerList = map[string]string{
+	"":         "HorizontalPodAutoscalerList is a list of horizontal pod autoscaler objects.",
+	"metadata": "metadata is the standard list metadata.",
+	"items":    "items is the list of horizontal pod autoscaler objects.",
+}
+
+func (HorizontalPodAutoscalerList) SwaggerDoc() map[string]string {
+	return map_HorizontalPodAutoscalerList
+}
+
+var map_HorizontalPodAutoscalerSpec = map[string]string{
+	"":               "HorizontalPodAutoscalerSpec describes the desired functionality of the HorizontalPodAutoscaler.",
+	"scaleTargetRef": "scaleTargetRef points to the target resource to scale, and is used to the pods for which metrics should be collected, as well as to actually change the replica count.",
+	"minReplicas":    "minReplicas is the lower limit for the number of replicas to which the autoscaler can scale down.  It defaults to 1 pod.  minReplicas is allowed to be 0 if the alpha feature gate HPAScaleToZero is enabled and at least one Object or External metric is configured.  Scaling is active as long as at least one metric value is available.",
+	"maxReplicas":    "maxReplicas is the upper limit for the number of replicas to which the autoscaler can scale up. It cannot be less that minReplicas.",
+	"metrics":        "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 number of pods.  Ergo, metrics used must decrease as the pod count is increased, and vice-versa.  See the individual metric source types for more information about how each type of metric must respond. If not set, the default metric will be set to 80% average CPU utilization.",
+	"behavior":       "behavior configures the scaling behavior of the target in both Up and Down directions (scaleUp and scaleDown fields respectively). If not set, the default HPAScalingRules for scale up and scale down are used.",
+}
+
+func (HorizontalPodAutoscalerSpec) SwaggerDoc() map[string]string {
+	return map_HorizontalPodAutoscalerSpec
+}
+
+var map_HorizontalPodAutoscalerStatus = map[string]string{
+	"":                   "HorizontalPodAutoscalerStatus describes the current status of a horizontal pod autoscaler.",
+	"observedGeneration": "observedGeneration is the most recent generation observed by this autoscaler.",
+	"lastScaleTime":      "lastScaleTime is the last time the HorizontalPodAutoscaler scaled the number of pods, used by the autoscaler to control how often the number of pods is changed.",
+	"currentReplicas":    "currentReplicas is current number of replicas of pods managed by this autoscaler, as last seen by the autoscaler.",
+	"desiredReplicas":    "desiredReplicas is the desired number of replicas of pods managed by this autoscaler, as last calculated by the autoscaler.",
+	"currentMetrics":     "currentMetrics is the last read state of the metrics used by this autoscaler.",
+	"conditions":         "conditions is the set of conditions required for this autoscaler to scale its target, and indicates whether or not those conditions are met.",
+}
+
+func (HorizontalPodAutoscalerStatus) SwaggerDoc() map[string]string {
+	return map_HorizontalPodAutoscalerStatus
+}
+
+var map_MetricIdentifier = map[string]string{
+	"":         "MetricIdentifier defines the name and optionally selector for a metric",
+	"name":     "name is the name of the given metric",
+	"selector": "selector is the string-encoded form of a standard kubernetes label selector for the given metric When set, it is passed as an additional parameter to the metrics server for more specific metrics scoping. When unset, just the metricName will be used to gather metrics.",
+}
+
+func (MetricIdentifier) SwaggerDoc() map[string]string {
+	return map_MetricIdentifier
+}
+
+var map_MetricSpec = map[string]string{
+	"":                  "MetricSpec specifies how to scale based on a single metric (only `type` and one other matching field should be set at once).",
+	"type":              "type is the type of metric source.  It should be one of \"ContainerResource\", \"External\", \"Object\", \"Pods\" or \"Resource\", each mapping to a matching field in the object. Note: \"ContainerResource\" type is available on when the feature-gate HPAContainerMetrics is enabled",
+	"object":            "object refers to a metric describing a single kubernetes object (for example, hits-per-second on an Ingress object).",
+	"pods":              "pods refers to a metric describing each pod in the current scale target (for example, transactions-processed-per-second).  The values will be averaged together before being compared to the target value.",
+	"resource":          "resource refers to a resource metric (such as those specified in requests and limits) known to Kubernetes 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.",
+	"containerResource": "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. This is an alpha feature and can be enabled by the HPAContainerMetrics feature flag.",
+	"external":          "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 (for example length of queue in cloud messaging service, or QPS from loadbalancer running outside of cluster).",
+}
+
+func (MetricSpec) SwaggerDoc() map[string]string {
+	return map_MetricSpec
+}
+
+var map_MetricStatus = map[string]string{
+	"":                  "MetricStatus describes the last-read state of a single metric.",
+	"type":              "type is the type of metric source.  It will be one of \"ContainerResource\", \"External\", \"Object\", \"Pods\" or \"Resource\", each corresponds to a matching field in the object. Note: \"ContainerResource\" type is available on when the feature-gate HPAContainerMetrics is enabled",
+	"object":            "object refers to a metric describing a single kubernetes object (for example, hits-per-second on an Ingress object).",
+	"pods":              "pods refers to a metric describing each pod in the current scale target (for example, transactions-processed-per-second).  The values will be averaged together before being compared to the target value.",
+	"resource":          "resource refers to a resource metric (such as those specified in requests and limits) known to Kubernetes 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.",
+	"containerResource": "container resource 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.",
+	"external":          "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 (for example length of queue in cloud messaging service, or QPS from loadbalancer running outside of cluster).",
+}
+
+func (MetricStatus) SwaggerDoc() map[string]string {
+	return map_MetricStatus
+}
+
+var map_MetricTarget = map[string]string{
+	"":                   "MetricTarget defines the target value, average value, or average utilization of a specific metric",
+	"type":               "type represents whether the metric type is Utilization, Value, or AverageValue",
+	"value":              "value is the target value of the metric (as a quantity).",
+	"averageValue":       "averageValue is the target value of the average of the metric across all relevant pods (as a quantity)",
+	"averageUtilization": "averageUtilization is the target value of the average of the resource metric across all relevant pods, represented as a percentage of the requested value of the resource for the pods. Currently only valid for Resource metric source type",
+}
+
+func (MetricTarget) SwaggerDoc() map[string]string {
+	return map_MetricTarget
+}
+
+var map_MetricValueStatus = map[string]string{
+	"":                   "MetricValueStatus holds the current value for a metric",
+	"value":              "value is the current value of the metric (as a quantity).",
+	"averageValue":       "averageValue is the current value of the average of the metric across all relevant pods (as a quantity)",
+	"averageUtilization": "currentAverageUtilization is the current value of the average of the resource metric across all relevant pods, represented as a percentage of the requested value of the resource for the pods.",
+}
+
+func (MetricValueStatus) SwaggerDoc() map[string]string {
+	return map_MetricValueStatus
+}
+
+var map_ObjectMetricSource = map[string]string{
+	"":                "ObjectMetricSource indicates how to scale on a metric describing a kubernetes object (for example, hits-per-second on an Ingress object).",
+	"describedObject": "describedObject specifies the descriptions of a object,such as kind,name apiVersion",
+	"target":          "target specifies the target value for the given metric",
+	"metric":          "metric identifies the target metric by name and selector",
+}
+
+func (ObjectMetricSource) SwaggerDoc() map[string]string {
+	return map_ObjectMetricSource
+}
+
+var map_ObjectMetricStatus = map[string]string{
+	"":                "ObjectMetricStatus indicates the current value of a metric describing a kubernetes object (for example, hits-per-second on an Ingress object).",
+	"metric":          "metric identifies the target metric by name and selector",
+	"current":         "current contains the current value for the given metric",
+	"describedObject": "DescribedObject specifies the descriptions of a object,such as kind,name apiVersion",
+}
+
+func (ObjectMetricStatus) SwaggerDoc() map[string]string {
+	return map_ObjectMetricStatus
+}
+
+var map_PodsMetricSource = map[string]string{
+	"":       "PodsMetricSource indicates how to scale on a metric describing each pod in the current scale target (for example, transactions-processed-per-second). The values will be averaged together before being compared to the target value.",
+	"metric": "metric identifies the target metric by name and selector",
+	"target": "target specifies the target value for the given metric",
+}
+
+func (PodsMetricSource) SwaggerDoc() map[string]string {
+	return map_PodsMetricSource
+}
+
+var map_PodsMetricStatus = map[string]string{
+	"":        "PodsMetricStatus indicates the current value of a metric describing each pod in the current scale target (for example, transactions-processed-per-second).",
+	"metric":  "metric identifies the target metric by name and selector",
+	"current": "current contains the current value for the given metric",
+}
+
+func (PodsMetricStatus) SwaggerDoc() map[string]string {
+	return map_PodsMetricStatus
+}
+
+var map_ResourceMetricSource = map[string]string{
+	"":       "ResourceMetricSource indicates how to scale on 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).  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.",
+	"name":   "name is the name of the resource in question.",
+	"target": "target specifies the target value for the given metric",
+}
+
+func (ResourceMetricSource) SwaggerDoc() map[string]string {
+	return map_ResourceMetricSource
+}
+
+var map_ResourceMetricStatus = map[string]string{
+	"":        "ResourceMetricStatus 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.",
+	"name":    "Name is the name of the resource in question.",
+	"current": "current contains the current value for the given metric",
+}
+
+func (ResourceMetricStatus) SwaggerDoc() map[string]string {
+	return map_ResourceMetricStatus
+}
+
+// AUTO-GENERATED FUNCTIONS END HERE

staging/src/k8s.io/api/autoscaling/v2/zz_generated.deepcopy.go

@@ -0,0 +1,610 @@
+//go:build !ignore_autogenerated
+// +build !ignore_autogenerated
+
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by deepcopy-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	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
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new CrossVersionObjectReference.
+func (in *CrossVersionObjectReference) DeepCopy() *CrossVersionObjectReference {
+	if in == nil {
+		return nil
+	}
+	out := new(CrossVersionObjectReference)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ExternalMetricSource) DeepCopyInto(out *ExternalMetricSource) {
+	*out = *in
+	in.Metric.DeepCopyInto(&out.Metric)
+	in.Target.DeepCopyInto(&out.Target)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ExternalMetricSource.
+func (in *ExternalMetricSource) DeepCopy() *ExternalMetricSource {
+	if in == nil {
+		return nil
+	}
+	out := new(ExternalMetricSource)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ExternalMetricStatus) DeepCopyInto(out *ExternalMetricStatus) {
+	*out = *in
+	in.Metric.DeepCopyInto(&out.Metric)
+	in.Current.DeepCopyInto(&out.Current)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ExternalMetricStatus.
+func (in *ExternalMetricStatus) DeepCopy() *ExternalMetricStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(ExternalMetricStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *HPAScalingPolicy) DeepCopyInto(out *HPAScalingPolicy) {
+	*out = *in
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new HPAScalingPolicy.
+func (in *HPAScalingPolicy) DeepCopy() *HPAScalingPolicy {
+	if in == nil {
+		return nil
+	}
+	out := new(HPAScalingPolicy)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *HPAScalingRules) DeepCopyInto(out *HPAScalingRules) {
+	*out = *in
+	if in.StabilizationWindowSeconds != nil {
+		in, out := &in.StabilizationWindowSeconds, &out.StabilizationWindowSeconds
+		*out = new(int32)
+		**out = **in
+	}
+	if in.SelectPolicy != nil {
+		in, out := &in.SelectPolicy, &out.SelectPolicy
+		*out = new(ScalingPolicySelect)
+		**out = **in
+	}
+	if in.Policies != nil {
+		in, out := &in.Policies, &out.Policies
+		*out = make([]HPAScalingPolicy, len(*in))
+		copy(*out, *in)
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new HPAScalingRules.
+func (in *HPAScalingRules) DeepCopy() *HPAScalingRules {
+	if in == nil {
+		return nil
+	}
+	out := new(HPAScalingRules)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *HorizontalPodAutoscaler) DeepCopyInto(out *HorizontalPodAutoscaler) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
+	in.Spec.DeepCopyInto(&out.Spec)
+	in.Status.DeepCopyInto(&out.Status)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new HorizontalPodAutoscaler.
+func (in *HorizontalPodAutoscaler) DeepCopy() *HorizontalPodAutoscaler {
+	if in == nil {
+		return nil
+	}
+	out := new(HorizontalPodAutoscaler)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *HorizontalPodAutoscaler) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *HorizontalPodAutoscalerBehavior) DeepCopyInto(out *HorizontalPodAutoscalerBehavior) {
+	*out = *in
+	if in.ScaleUp != nil {
+		in, out := &in.ScaleUp, &out.ScaleUp
+		*out = new(HPAScalingRules)
+		(*in).DeepCopyInto(*out)
+	}
+	if in.ScaleDown != nil {
+		in, out := &in.ScaleDown, &out.ScaleDown
+		*out = new(HPAScalingRules)
+		(*in).DeepCopyInto(*out)
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new HorizontalPodAutoscalerBehavior.
+func (in *HorizontalPodAutoscalerBehavior) DeepCopy() *HorizontalPodAutoscalerBehavior {
+	if in == nil {
+		return nil
+	}
+	out := new(HorizontalPodAutoscalerBehavior)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *HorizontalPodAutoscalerCondition) DeepCopyInto(out *HorizontalPodAutoscalerCondition) {
+	*out = *in
+	in.LastTransitionTime.DeepCopyInto(&out.LastTransitionTime)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new HorizontalPodAutoscalerCondition.
+func (in *HorizontalPodAutoscalerCondition) DeepCopy() *HorizontalPodAutoscalerCondition {
+	if in == nil {
+		return nil
+	}
+	out := new(HorizontalPodAutoscalerCondition)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *HorizontalPodAutoscalerList) DeepCopyInto(out *HorizontalPodAutoscalerList) {
+	*out = *in
+	out.TypeMeta = in.TypeMeta
+	in.ListMeta.DeepCopyInto(&out.ListMeta)
+	if in.Items != nil {
+		in, out := &in.Items, &out.Items
+		*out = make([]HorizontalPodAutoscaler, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new HorizontalPodAutoscalerList.
+func (in *HorizontalPodAutoscalerList) DeepCopy() *HorizontalPodAutoscalerList {
+	if in == nil {
+		return nil
+	}
+	out := new(HorizontalPodAutoscalerList)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
+func (in *HorizontalPodAutoscalerList) DeepCopyObject() runtime.Object {
+	if c := in.DeepCopy(); c != nil {
+		return c
+	}
+	return nil
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *HorizontalPodAutoscalerSpec) DeepCopyInto(out *HorizontalPodAutoscalerSpec) {
+	*out = *in
+	out.ScaleTargetRef = in.ScaleTargetRef
+	if in.MinReplicas != nil {
+		in, out := &in.MinReplicas, &out.MinReplicas
+		*out = new(int32)
+		**out = **in
+	}
+	if in.Metrics != nil {
+		in, out := &in.Metrics, &out.Metrics
+		*out = make([]MetricSpec, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	if in.Behavior != nil {
+		in, out := &in.Behavior, &out.Behavior
+		*out = new(HorizontalPodAutoscalerBehavior)
+		(*in).DeepCopyInto(*out)
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new HorizontalPodAutoscalerSpec.
+func (in *HorizontalPodAutoscalerSpec) DeepCopy() *HorizontalPodAutoscalerSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(HorizontalPodAutoscalerSpec)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *HorizontalPodAutoscalerStatus) DeepCopyInto(out *HorizontalPodAutoscalerStatus) {
+	*out = *in
+	if in.ObservedGeneration != nil {
+		in, out := &in.ObservedGeneration, &out.ObservedGeneration
+		*out = new(int64)
+		**out = **in
+	}
+	if in.LastScaleTime != nil {
+		in, out := &in.LastScaleTime, &out.LastScaleTime
+		*out = (*in).DeepCopy()
+	}
+	if in.CurrentMetrics != nil {
+		in, out := &in.CurrentMetrics, &out.CurrentMetrics
+		*out = make([]MetricStatus, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	if in.Conditions != nil {
+		in, out := &in.Conditions, &out.Conditions
+		*out = make([]HorizontalPodAutoscalerCondition, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new HorizontalPodAutoscalerStatus.
+func (in *HorizontalPodAutoscalerStatus) DeepCopy() *HorizontalPodAutoscalerStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(HorizontalPodAutoscalerStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *MetricIdentifier) DeepCopyInto(out *MetricIdentifier) {
+	*out = *in
+	if in.Selector != nil {
+		in, out := &in.Selector, &out.Selector
+		*out = new(v1.LabelSelector)
+		(*in).DeepCopyInto(*out)
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new MetricIdentifier.
+func (in *MetricIdentifier) DeepCopy() *MetricIdentifier {
+	if in == nil {
+		return nil
+	}
+	out := new(MetricIdentifier)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *MetricSpec) DeepCopyInto(out *MetricSpec) {
+	*out = *in
+	if in.Object != nil {
+		in, out := &in.Object, &out.Object
+		*out = new(ObjectMetricSource)
+		(*in).DeepCopyInto(*out)
+	}
+	if in.Pods != nil {
+		in, out := &in.Pods, &out.Pods
+		*out = new(PodsMetricSource)
+		(*in).DeepCopyInto(*out)
+	}
+	if in.Resource != nil {
+		in, out := &in.Resource, &out.Resource
+		*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)
+		(*in).DeepCopyInto(*out)
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new MetricSpec.
+func (in *MetricSpec) DeepCopy() *MetricSpec {
+	if in == nil {
+		return nil
+	}
+	out := new(MetricSpec)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *MetricStatus) DeepCopyInto(out *MetricStatus) {
+	*out = *in
+	if in.Object != nil {
+		in, out := &in.Object, &out.Object
+		*out = new(ObjectMetricStatus)
+		(*in).DeepCopyInto(*out)
+	}
+	if in.Pods != nil {
+		in, out := &in.Pods, &out.Pods
+		*out = new(PodsMetricStatus)
+		(*in).DeepCopyInto(*out)
+	}
+	if in.Resource != nil {
+		in, out := &in.Resource, &out.Resource
+		*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)
+		(*in).DeepCopyInto(*out)
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new MetricStatus.
+func (in *MetricStatus) DeepCopy() *MetricStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(MetricStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *MetricTarget) DeepCopyInto(out *MetricTarget) {
+	*out = *in
+	if in.Value != nil {
+		in, out := &in.Value, &out.Value
+		x := (*in).DeepCopy()
+		*out = &x
+	}
+	if in.AverageValue != nil {
+		in, out := &in.AverageValue, &out.AverageValue
+		x := (*in).DeepCopy()
+		*out = &x
+	}
+	if in.AverageUtilization != nil {
+		in, out := &in.AverageUtilization, &out.AverageUtilization
+		*out = new(int32)
+		**out = **in
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new MetricTarget.
+func (in *MetricTarget) DeepCopy() *MetricTarget {
+	if in == nil {
+		return nil
+	}
+	out := new(MetricTarget)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *MetricValueStatus) DeepCopyInto(out *MetricValueStatus) {
+	*out = *in
+	if in.Value != nil {
+		in, out := &in.Value, &out.Value
+		x := (*in).DeepCopy()
+		*out = &x
+	}
+	if in.AverageValue != nil {
+		in, out := &in.AverageValue, &out.AverageValue
+		x := (*in).DeepCopy()
+		*out = &x
+	}
+	if in.AverageUtilization != nil {
+		in, out := &in.AverageUtilization, &out.AverageUtilization
+		*out = new(int32)
+		**out = **in
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new MetricValueStatus.
+func (in *MetricValueStatus) DeepCopy() *MetricValueStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(MetricValueStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ObjectMetricSource) DeepCopyInto(out *ObjectMetricSource) {
+	*out = *in
+	out.DescribedObject = in.DescribedObject
+	in.Target.DeepCopyInto(&out.Target)
+	in.Metric.DeepCopyInto(&out.Metric)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ObjectMetricSource.
+func (in *ObjectMetricSource) DeepCopy() *ObjectMetricSource {
+	if in == nil {
+		return nil
+	}
+	out := new(ObjectMetricSource)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ObjectMetricStatus) DeepCopyInto(out *ObjectMetricStatus) {
+	*out = *in
+	in.Metric.DeepCopyInto(&out.Metric)
+	in.Current.DeepCopyInto(&out.Current)
+	out.DescribedObject = in.DescribedObject
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ObjectMetricStatus.
+func (in *ObjectMetricStatus) DeepCopy() *ObjectMetricStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(ObjectMetricStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *PodsMetricSource) DeepCopyInto(out *PodsMetricSource) {
+	*out = *in
+	in.Metric.DeepCopyInto(&out.Metric)
+	in.Target.DeepCopyInto(&out.Target)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new PodsMetricSource.
+func (in *PodsMetricSource) DeepCopy() *PodsMetricSource {
+	if in == nil {
+		return nil
+	}
+	out := new(PodsMetricSource)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *PodsMetricStatus) DeepCopyInto(out *PodsMetricStatus) {
+	*out = *in
+	in.Metric.DeepCopyInto(&out.Metric)
+	in.Current.DeepCopyInto(&out.Current)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new PodsMetricStatus.
+func (in *PodsMetricStatus) DeepCopy() *PodsMetricStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(PodsMetricStatus)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ResourceMetricSource) DeepCopyInto(out *ResourceMetricSource) {
+	*out = *in
+	in.Target.DeepCopyInto(&out.Target)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ResourceMetricSource.
+func (in *ResourceMetricSource) DeepCopy() *ResourceMetricSource {
+	if in == nil {
+		return nil
+	}
+	out := new(ResourceMetricSource)
+	in.DeepCopyInto(out)
+	return out
+}
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *ResourceMetricStatus) DeepCopyInto(out *ResourceMetricStatus) {
+	*out = *in
+	in.Current.DeepCopyInto(&out.Current)
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new ResourceMetricStatus.
+func (in *ResourceMetricStatus) DeepCopy() *ResourceMetricStatus {
+	if in == nil {
+		return nil
+	}
+	out := new(ResourceMetricStatus)
+	in.DeepCopyInto(out)
+	return out
+}

staging/src/k8s.io/api/testdata/HEAD/autoscaling.v2.HorizontalPodAutoscaler.json

@@ -0,0 +1,282 @@
+{
+  "kind": "HorizontalPodAutoscaler",
+  "apiVersion": "autoscaling/v2",
+  "metadata": {
+    "name": "2",
+    "generateName": "3",
+    "namespace": "4",
+    "selfLink": "5",
+    "uid": "7",
+    "resourceVersion": "11042405498087606203",
+    "generation": 8071137005907523419,
+    "creationTimestamp": "2061-09-19T18:13:36Z",
+    "deletionGracePeriodSeconds": -4955867275792137171,
+    "labels": {
+      "7": "8"
+    },
+    "annotations": {
+      "9": "10"
+    },
+    "ownerReferences": [
+      {
+        "apiVersion": "11",
+        "kind": "12",
+        "name": "13",
+        "uid": "Dz廔ȇ{sŊƏp",
+        "controller": false,
+        "blockOwnerDeletion": true
+      }
+    ],
+    "finalizers": [
+      "14"
+    ],
+    "clusterName": "15",
+    "managedFields": [
+      {
+        "manager": "16",
+        "operation": "鐊唊飙Ş-U圴÷a/ɔ}摁(湗Ć]",
+        "apiVersion": "17",
+        "fieldsType": "18",
+        "subresource": "19"
+      }
+    ]
+  },
+  "spec": {
+    "scaleTargetRef": {
+      "kind": "20",
+      "name": "21",
+      "apiVersion": "22"
+    },
+    "minReplicas": 896585016,
+    "maxReplicas": -1971381490,
+    "metrics": [
+      {
+        "type": "枊a8衍`Ĩɘ.蘯6ċV夸eɑeʤ脽ě",
+        "object": {
+          "describedObject": {
+            "kind": "23",
+            "name": "24",
+            "apiVersion": "25"
+          },
+          "target": {
+            "type": "凗蓏Ŋ蛊ĉy緅縕\u003eŽ",
+            "value": "309",
+            "averageValue": "39",
+            "averageUtilization": 1001983654
+          },
+          "metric": {
+            "name": "26",
+            "selector": {
+              "matchLabels": {
+                "QQ.N2.1.L.l-Y._.4": "0.d.__Gg8-2_kS91.e5K-_e63_-_3-n-_-__3u-.__G"
+              },
+              "matchExpressions": [
+                {
+                  "key": "816m59-dx8----i--5-8t36b0/D7r__.am6-4_WE-_JTrcd-2.-__E_Sv__26KX_R7",
+                  "operator": "DoesNotExist"
+                }
+              ]
+            }
+          }
+        },
+        "pods": {
+          "metric": {
+            "name": "33",
+            "selector": {
+              "matchLabels": {
+                "8-10pq-0-7-9-2-ekg-071a-2y-y-o0-5q-21.6h/87_2fNc5-_.-RX-82_g50_uL": "6N_._a69"
+              },
+              "matchExpressions": [
+                {
+                  "key": "w.__-___196-.dX_iv1H.__.h-J-M.9_T.q-o7.y-SQ.A",
+                  "operator": "NotIn",
+                  "values": [
+                    "0.N.-.Kj8..3s--_4..I_l...-ym-._k"
+                  ]
+                }
+              ]
+            }
+          },
+          "target": {
+            "type": "抴ŨfZhUʎ浵ɲõ",
+            "value": "303",
+            "averageValue": "800",
+            "averageUtilization": -1980941277
+          }
+        },
+        "resource": {
+          "name": "倱\u003c",
+          "target": {
+            "type": "ź贩j瀉",
+            "value": "621",
+            "averageValue": "404",
+            "averageUtilization": 580681683
+          }
+        },
+        "containerResource": {
+          "name": "Ɋł/擇ɦĽ胚O醔ɍ厶耈 ",
+          "target": {
+            "type": "禒Ƙá腿ħ缶.蒅",
+            "value": "999",
+            "averageValue": "151",
+            "averageUtilization": -1105572246
+          },
+          "container": "40"
+        },
+        "external": {
+          "metric": {
+            "name": "41",
+            "selector": {
+              "matchLabels": {
+                "wcGnP-w-Sf5_O1": "1_70"
+              },
+              "matchExpressions": [
+                {
+                  "key": "1-1-x1z-j4kh6oqu-or---40--87-1wp6.759s-3------6tv27r-m8w-6-9-35d383-iq-ay1z25-3-vj73d/Y.t--_0..--_6yV07-_.___gO-d.iUaCw",
+                  "operator": "DoesNotExist"
+                }
+              ]
+            }
+          },
+          "target": {
+            "type": "ʣy豎@ɀ羭,铻OŤ",
+            "value": "830",
+            "averageValue": "799",
+            "averageUtilization": 747521320
+          }
+        }
+      }
+    ],
+    "behavior": {
+      "scaleUp": {
+        "stabilizationWindowSeconds": -648954478,
+        "selectPolicy": "Ƿ裚瓶釆Ɗ+j忊",
+        "policies": [
+          {
+            "type": "ȫ焗捏ĨFħ籘Àǒɿʒ刽",
+            "value": 427196286,
+            "periodSeconds": 1048864116
+          }
+        ]
+      },
+      "scaleDown": {
+        "stabilizationWindowSeconds": -342705708,
+        "selectPolicy": "褎weLJèux",
+        "policies": [
+          {
+            "type": "VƋZ1Ůđ眊ľǎɳ,ǿ飏",
+            "value": 2040455355,
+            "periodSeconds": 1505972335
+          }
+        ]
+      }
+    }
+  },
+  "status": {
+    "observedGeneration": -115578794491385044,
+    "currentReplicas": 474119379,
+    "desiredReplicas": 1923334396,
+    "currentMetrics": [
+      {
+        "type": "0Ƹ[Ęİ榌U",
+        "object": {
+          "metric": {
+            "name": "48",
+            "selector": {
+              "matchLabels": {
+                "hA9..9__Y-H-Mqpt._.-_..05c.---qy-_5_S.d5a3Jb": "46g_4....1..jtFe8b_A_..P1s-V.9.4..9..c_uo3Pa__n-Di"
+              },
+              "matchExpressions": [
+                {
+                  "key": "Dp665O_4Gj._BXt.O-7___-Y_um-_8r--684._-_188",
+                  "operator": "NotIn",
+                  "values": [
+                    "XK5._..O_.J_-G_--V-42E_--o90G_A4..-L..-__0N_N.O30-_u._-2T"
+                  ]
+                }
+              ]
+            }
+          },
+          "current": {
+            "value": "124",
+            "averageValue": "472",
+            "averageUtilization": -1666319281
+          },
+          "describedObject": {
+            "kind": "55",
+            "name": "56",
+            "apiVersion": "57"
+          }
+        },
+        "pods": {
+          "metric": {
+            "name": "58",
+            "selector": {
+              "matchLabels": {
+                "5.-_--.VEa-_gn.8-c.3": "F._oX-F9_.5vN5.25aWx.2aM214_.-C"
+              },
+              "matchExpressions": [
+                {
+                  "key": "4ds4-4tz9x--j.1l11q5--uk5mj-94-8134i5k6q6--5tu-tie4-7--gm4p-8y-9-te5/H._____K_g1cXfr.4_.-_-_-...1py_8-3..s._.x.2K_2qu_0S-CqWD",
+                  "operator": "Exists"
+                }
+              ]
+            }
+          },
+          "current": {
+            "value": "378",
+            "averageValue": "328",
+            "averageUtilization": -1050824692
+          }
+        },
+        "resource": {
+          "name": "反-n覦灲閈誹ʅ蕉ɼ搳ǭ濑箨ʨ",
+          "current": {
+            "value": "113",
+            "averageValue": "653",
+            "averageUtilization": 1190831814
+          }
+        },
+        "containerResource": {
+          "name": "腂ǂǚŜEuEy",
+          "current": {
+            "value": "77",
+            "averageValue": "394",
+            "averageUtilization": -1945921250
+          },
+          "container": "65"
+        },
+        "external": {
+          "metric": {
+            "name": "66",
+            "selector": {
+              "matchLabels": {
+                "Tvw39F_C-rtSY.g._2F7.-_e..Or_-.3OHgt._U.-x_rC9..__-6_k.N-2B_Ve": "fh4.caTz_.g.w-o.8_WT-M.3_-1y_8E"
+              },
+              "matchExpressions": [
+                {
+                  "key": "n_H-.___._D8.TS-jJ.Ys_Mop34_-2",
+                  "operator": "DoesNotExist"
+                }
+              ]
+            }
+          },
+          "current": {
+            "value": "444",
+            "averageValue": "797",
+            "averageUtilization": 1928526133
+          }
+        }
+      }
+    ],
+    "conditions": [
+      {
+        "type": "44矕",
+        "status": "ƱÁR»淹揀",
+        "lastTransitionTime": "2026-05-26T09:35:23Z",
+        "reason": "73",
+        "message": "74"
+      }
+    ]
+  }
+}

staging/src/k8s.io/api/testdata/HEAD/autoscaling.v2.HorizontalPodAutoscaler.yaml

@@ -0,0 +1,189 @@
+apiVersion: autoscaling/v2
+kind: HorizontalPodAutoscaler
+metadata:
+  annotations:
+    "9": "10"
+  clusterName: "15"
+  creationTimestamp: "2061-09-19T18:13:36Z"
+  deletionGracePeriodSeconds: -4955867275792137171
+  finalizers:
+  - "14"
+  generateName: "3"
+  generation: 8071137005907523419
+  labels:
+    "7": "8"
+  managedFields:
+  - apiVersion: "17"
+    fieldsType: "18"
+    manager: "16"
+    operation: 鐊唊飙Ş-U圴÷a/ɔ}摁(湗Ć]
+    subresource: "19"
+  name: "2"
+  namespace: "4"
+  ownerReferences:
+  - apiVersion: "11"
+    blockOwnerDeletion: true
+    controller: false
+    kind: "12"
+    name: "13"
+    uid: Dz廔ȇ{sŊƏp
+  resourceVersion: "11042405498087606203"
+  selfLink: "5"
+  uid: "7"
+spec:
+  behavior:
+    scaleDown:
+      policies:
+      - periodSeconds: 1505972335
+        type: VƋZ1Ůđ眊ľǎɳ,ǿ飏
+        value: 2040455355
+      selectPolicy: 褎weLJèux
+      stabilizationWindowSeconds: -342705708
+    scaleUp:
+      policies:
+      - periodSeconds: 1048864116
+        type: ȫ焗捏ĨFħ籘Àǒɿʒ刽
+        value: 427196286
+      selectPolicy: Ƿ裚瓶釆Ɗ+j忊
+      stabilizationWindowSeconds: -648954478
+  maxReplicas: -1971381490
+  metrics:
+  - containerResource:
+      container: "40"
+      name: Ɋł/擇ɦĽ胚O醔ɍ厶耈 
+      target:
+        averageUtilization: -1105572246
+        averageValue: "151"
+        type: 禒Ƙá腿ħ缶.蒅
+        value: "999"
+    external:
+      metric:
+        name: "41"
+        selector:
+          matchExpressions:
+          - key: 1-1-x1z-j4kh6oqu-or---40--87-1wp6.759s-3------6tv27r-m8w-6-9-35d383-iq-ay1z25-3-vj73d/Y.t--_0..--_6yV07-_.___gO-d.iUaCw
+            operator: DoesNotExist
+          matchLabels:
+            wcGnP-w-Sf5_O1: "1_70"
+      target:
+        averageUtilization: 747521320
+        averageValue: "799"
+        type: ʣy豎@ɀ羭,铻OŤ
+        value: "830"
+    object:
+      describedObject:
+        apiVersion: "25"
+        kind: "23"
+        name: "24"
+      metric:
+        name: "26"
+        selector:
+          matchExpressions:
+          - key: 816m59-dx8----i--5-8t36b0/D7r__.am6-4_WE-_JTrcd-2.-__E_Sv__26KX_R7
+            operator: DoesNotExist
+          matchLabels:
+            QQ.N2.1.L.l-Y._.4: 0.d.__Gg8-2_kS91.e5K-_e63_-_3-n-_-__3u-.__G
+      target:
+        averageUtilization: 1001983654
+        averageValue: "39"
+        type: 凗蓏Ŋ蛊ĉy緅縕>Ž
+        value: "309"
+    pods:
+      metric:
+        name: "33"
+        selector:
+          matchExpressions:
+          - key: w.__-___196-.dX_iv1H.__.h-J-M.9_T.q-o7.y-SQ.A
+            operator: NotIn
+            values:
+            - 0.N.-.Kj8..3s--_4..I_l...-ym-._k
+          matchLabels:
+            8-10pq-0-7-9-2-ekg-071a-2y-y-o0-5q-21.6h/87_2fNc5-_.-RX-82_g50_uL: 6N_._a69
+      target:
+        averageUtilization: -1980941277
+        averageValue: "800"
+        type: 抴ŨfZhUʎ浵ɲõ
+        value: "303"
+    resource:
+      name: 倱<
+      target:
+        averageUtilization: 580681683
+        averageValue: "404"
+        type: ź贩j瀉
+        value: "621"
+    type: 枊a8衍`Ĩɘ.蘯6ċV夸eɑeʤ脽ě
+  minReplicas: 896585016
+  scaleTargetRef:
+    apiVersion: "22"
+    kind: "20"
+    name: "21"
+status:
+  conditions:
+  - lastTransitionTime: "2026-05-26T09:35:23Z"
+    message: "74"
+    reason: "73"
+    status: ƱÁR»淹揀
+    type: 44矕
+  currentMetrics:
+  - containerResource:
+      container: "65"
+      current:
+        averageUtilization: -1945921250
+        averageValue: "394"
+        value: "77"
+      name: 腂ǂǚŜEuEy
+    external:
+      current:
+        averageUtilization: 1928526133
+        averageValue: "797"
+        value: "444"
+      metric:
+        name: "66"
+        selector:
+          matchExpressions:
+          - key: n_H-.___._D8.TS-jJ.Ys_Mop34_-2
+            operator: DoesNotExist
+          matchLabels:
+            Tvw39F_C-rtSY.g._2F7.-_e..Or_-.3OHgt._U.-x_rC9..__-6_k.N-2B_Ve: fh4.caTz_.g.w-o.8_WT-M.3_-1y_8E
+    object:
+      current:
+        averageUtilization: -1666319281
+        averageValue: "472"
+        value: "124"
+      describedObject:
+        apiVersion: "57"
+        kind: "55"
+        name: "56"
+      metric:
+        name: "48"
+        selector:
+          matchExpressions:
+          - key: Dp665O_4Gj._BXt.O-7___-Y_um-_8r--684._-_188
+            operator: NotIn
+            values:
+            - XK5._..O_.J_-G_--V-42E_--o90G_A4..-L..-__0N_N.O30-_u._-2T
+          matchLabels:
+            hA9..9__Y-H-Mqpt._.-_..05c.---qy-_5_S.d5a3Jb: 46g_4....1..jtFe8b_A_..P1s-V.9.4..9..c_uo3Pa__n-Di
+    pods:
+      current:
+        averageUtilization: -1050824692
+        averageValue: "328"
+        value: "378"
+      metric:
+        name: "58"
+        selector:
+          matchExpressions:
+          - key: 4ds4-4tz9x--j.1l11q5--uk5mj-94-8134i5k6q6--5tu-tie4-7--gm4p-8y-9-te5/H._____K_g1cXfr.4_.-_-_-...1py_8-3..s._.x.2K_2qu_0S-CqWD
+            operator: Exists
+          matchLabels:
+            5.-_--.VEa-_gn.8-c.3: F._oX-F9_.5vN5.25aWx.2aM214_.-C
+    resource:
+      current:
+        averageUtilization: 1190831814
+        averageValue: "653"
+        value: "113"
+      name: 反-n覦灲閈誹ʅ蕉ɼ搳ǭ濑箨ʨ
+    type: 0Ƹ[Ęİ榌U
+  currentReplicas: 474119379
+  desiredReplicas: 1923334396
+  observedGeneration: -115578794491385044

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/containerresourcemetricsource.go

@@ -0,0 +1,61 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v1 "k8s.io/api/core/v1"
+)
+
+// ContainerResourceMetricSourceApplyConfiguration represents an declarative configuration of the ContainerResourceMetricSource type for use
+// with apply.
+type ContainerResourceMetricSourceApplyConfiguration struct {
+	Name      *v1.ResourceName                `json:"name,omitempty"`
+	Target    *MetricTargetApplyConfiguration `json:"target,omitempty"`
+	Container *string                         `json:"container,omitempty"`
+}
+
+// ContainerResourceMetricSourceApplyConfiguration constructs an declarative configuration of the ContainerResourceMetricSource type for use with
+// apply.
+func ContainerResourceMetricSource() *ContainerResourceMetricSourceApplyConfiguration {
+	return &ContainerResourceMetricSourceApplyConfiguration{}
+}
+
+// WithName sets the Name field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Name field is set to the value of the last call.
+func (b *ContainerResourceMetricSourceApplyConfiguration) WithName(value v1.ResourceName) *ContainerResourceMetricSourceApplyConfiguration {
+	b.Name = &value
+	return b
+}
+
+// WithTarget sets the Target field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Target field is set to the value of the last call.
+func (b *ContainerResourceMetricSourceApplyConfiguration) WithTarget(value *MetricTargetApplyConfiguration) *ContainerResourceMetricSourceApplyConfiguration {
+	b.Target = value
+	return b
+}
+
+// WithContainer sets the Container field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Container field is set to the value of the last call.
+func (b *ContainerResourceMetricSourceApplyConfiguration) WithContainer(value string) *ContainerResourceMetricSourceApplyConfiguration {
+	b.Container = &value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/containerresourcemetricstatus.go

@@ -0,0 +1,61 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v1 "k8s.io/api/core/v1"
+)
+
+// ContainerResourceMetricStatusApplyConfiguration represents an declarative configuration of the ContainerResourceMetricStatus type for use
+// with apply.
+type ContainerResourceMetricStatusApplyConfiguration struct {
+	Name      *v1.ResourceName                     `json:"name,omitempty"`
+	Current   *MetricValueStatusApplyConfiguration `json:"current,omitempty"`
+	Container *string                              `json:"container,omitempty"`
+}
+
+// ContainerResourceMetricStatusApplyConfiguration constructs an declarative configuration of the ContainerResourceMetricStatus type for use with
+// apply.
+func ContainerResourceMetricStatus() *ContainerResourceMetricStatusApplyConfiguration {
+	return &ContainerResourceMetricStatusApplyConfiguration{}
+}
+
+// WithName sets the Name field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Name field is set to the value of the last call.
+func (b *ContainerResourceMetricStatusApplyConfiguration) WithName(value v1.ResourceName) *ContainerResourceMetricStatusApplyConfiguration {
+	b.Name = &value
+	return b
+}
+
+// WithCurrent sets the Current field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Current field is set to the value of the last call.
+func (b *ContainerResourceMetricStatusApplyConfiguration) WithCurrent(value *MetricValueStatusApplyConfiguration) *ContainerResourceMetricStatusApplyConfiguration {
+	b.Current = value
+	return b
+}
+
+// WithContainer sets the Container field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Container field is set to the value of the last call.
+func (b *ContainerResourceMetricStatusApplyConfiguration) WithContainer(value string) *ContainerResourceMetricStatusApplyConfiguration {
+	b.Container = &value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/crossversionobjectreference.go

@@ -0,0 +1,57 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// CrossVersionObjectReferenceApplyConfiguration represents an declarative configuration of the CrossVersionObjectReference type for use
+// with apply.
+type CrossVersionObjectReferenceApplyConfiguration struct {
+	Kind       *string `json:"kind,omitempty"`
+	Name       *string `json:"name,omitempty"`
+	APIVersion *string `json:"apiVersion,omitempty"`
+}
+
+// CrossVersionObjectReferenceApplyConfiguration constructs an declarative configuration of the CrossVersionObjectReference type for use with
+// apply.
+func CrossVersionObjectReference() *CrossVersionObjectReferenceApplyConfiguration {
+	return &CrossVersionObjectReferenceApplyConfiguration{}
+}
+
+// WithKind sets the Kind field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Kind field is set to the value of the last call.
+func (b *CrossVersionObjectReferenceApplyConfiguration) WithKind(value string) *CrossVersionObjectReferenceApplyConfiguration {
+	b.Kind = &value
+	return b
+}
+
+// WithName sets the Name field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Name field is set to the value of the last call.
+func (b *CrossVersionObjectReferenceApplyConfiguration) WithName(value string) *CrossVersionObjectReferenceApplyConfiguration {
+	b.Name = &value
+	return b
+}
+
+// WithAPIVersion sets the APIVersion field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the APIVersion field is set to the value of the last call.
+func (b *CrossVersionObjectReferenceApplyConfiguration) WithAPIVersion(value string) *CrossVersionObjectReferenceApplyConfiguration {
+	b.APIVersion = &value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/externalmetricsource.go

@@ -0,0 +1,48 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// ExternalMetricSourceApplyConfiguration represents an declarative configuration of the ExternalMetricSource type for use
+// with apply.
+type ExternalMetricSourceApplyConfiguration struct {
+	Metric *MetricIdentifierApplyConfiguration `json:"metric,omitempty"`
+	Target *MetricTargetApplyConfiguration     `json:"target,omitempty"`
+}
+
+// ExternalMetricSourceApplyConfiguration constructs an declarative configuration of the ExternalMetricSource type for use with
+// apply.
+func ExternalMetricSource() *ExternalMetricSourceApplyConfiguration {
+	return &ExternalMetricSourceApplyConfiguration{}
+}
+
+// WithMetric sets the Metric field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Metric field is set to the value of the last call.
+func (b *ExternalMetricSourceApplyConfiguration) WithMetric(value *MetricIdentifierApplyConfiguration) *ExternalMetricSourceApplyConfiguration {
+	b.Metric = value
+	return b
+}
+
+// WithTarget sets the Target field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Target field is set to the value of the last call.
+func (b *ExternalMetricSourceApplyConfiguration) WithTarget(value *MetricTargetApplyConfiguration) *ExternalMetricSourceApplyConfiguration {
+	b.Target = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/externalmetricstatus.go

@@ -0,0 +1,48 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// ExternalMetricStatusApplyConfiguration represents an declarative configuration of the ExternalMetricStatus type for use
+// with apply.
+type ExternalMetricStatusApplyConfiguration struct {
+	Metric  *MetricIdentifierApplyConfiguration  `json:"metric,omitempty"`
+	Current *MetricValueStatusApplyConfiguration `json:"current,omitempty"`
+}
+
+// ExternalMetricStatusApplyConfiguration constructs an declarative configuration of the ExternalMetricStatus type for use with
+// apply.
+func ExternalMetricStatus() *ExternalMetricStatusApplyConfiguration {
+	return &ExternalMetricStatusApplyConfiguration{}
+}
+
+// WithMetric sets the Metric field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Metric field is set to the value of the last call.
+func (b *ExternalMetricStatusApplyConfiguration) WithMetric(value *MetricIdentifierApplyConfiguration) *ExternalMetricStatusApplyConfiguration {
+	b.Metric = value
+	return b
+}
+
+// WithCurrent sets the Current field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Current field is set to the value of the last call.
+func (b *ExternalMetricStatusApplyConfiguration) WithCurrent(value *MetricValueStatusApplyConfiguration) *ExternalMetricStatusApplyConfiguration {
+	b.Current = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/horizontalpodautoscaler.go

@@ -0,0 +1,276 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	types "k8s.io/apimachinery/pkg/types"
+	managedfields "k8s.io/apimachinery/pkg/util/managedfields"
+	internal "k8s.io/client-go/applyconfigurations/internal"
+	v1 "k8s.io/client-go/applyconfigurations/meta/v1"
+)
+
+// HorizontalPodAutoscalerApplyConfiguration represents an declarative configuration of the HorizontalPodAutoscaler type for use
+// with apply.
+type HorizontalPodAutoscalerApplyConfiguration struct {
+	v1.TypeMetaApplyConfiguration    `json:",inline"`
+	*v1.ObjectMetaApplyConfiguration `json:"metadata,omitempty"`
+	Spec                             *HorizontalPodAutoscalerSpecApplyConfiguration   `json:"spec,omitempty"`
+	Status                           *HorizontalPodAutoscalerStatusApplyConfiguration `json:"status,omitempty"`
+}
+
+// HorizontalPodAutoscaler constructs an declarative configuration of the HorizontalPodAutoscaler type for use with
+// apply.
+func HorizontalPodAutoscaler(name, namespace string) *HorizontalPodAutoscalerApplyConfiguration {
+	b := &HorizontalPodAutoscalerApplyConfiguration{}
+	b.WithName(name)
+	b.WithNamespace(namespace)
+	b.WithKind("HorizontalPodAutoscaler")
+	b.WithAPIVersion("autoscaling/v2")
+	return b
+}
+
+// ExtractHorizontalPodAutoscaler extracts the applied configuration owned by fieldManager from
+// horizontalPodAutoscaler. If no managedFields are found in horizontalPodAutoscaler for fieldManager, a
+// HorizontalPodAutoscalerApplyConfiguration is returned with only the Name, Namespace (if applicable),
+// APIVersion and Kind populated. It is possible that no managed fields were found for because other
+// field managers have taken ownership of all the fields previously owned by fieldManager, or because
+// the fieldManager never owned fields any fields.
+// horizontalPodAutoscaler must be a unmodified HorizontalPodAutoscaler API object that was retrieved from the Kubernetes API.
+// ExtractHorizontalPodAutoscaler provides a way to perform a extract/modify-in-place/apply workflow.
+// Note that an extracted apply configuration will contain fewer fields than what the fieldManager previously
+// applied if another fieldManager has updated or force applied any of the previously applied fields.
+// Experimental!
+func ExtractHorizontalPodAutoscaler(horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscaler, fieldManager string) (*HorizontalPodAutoscalerApplyConfiguration, error) {
+	return extractHorizontalPodAutoscaler(horizontalPodAutoscaler, fieldManager, "")
+}
+
+// ExtractHorizontalPodAutoscalerStatus is the same as ExtractHorizontalPodAutoscaler except
+// that it extracts the status subresource applied configuration.
+// Experimental!
+func ExtractHorizontalPodAutoscalerStatus(horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscaler, fieldManager string) (*HorizontalPodAutoscalerApplyConfiguration, error) {
+	return extractHorizontalPodAutoscaler(horizontalPodAutoscaler, fieldManager, "status")
+}
+
+func extractHorizontalPodAutoscaler(horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscaler, fieldManager string, subresource string) (*HorizontalPodAutoscalerApplyConfiguration, error) {
+	b := &HorizontalPodAutoscalerApplyConfiguration{}
+	err := managedfields.ExtractInto(horizontalPodAutoscaler, internal.Parser().Type("io.k8s.api.autoscaling.v2.HorizontalPodAutoscaler"), fieldManager, b, subresource)
+	if err != nil {
+		return nil, err
+	}
+	b.WithName(horizontalPodAutoscaler.Name)
+	b.WithNamespace(horizontalPodAutoscaler.Namespace)
+
+	b.WithKind("HorizontalPodAutoscaler")
+	b.WithAPIVersion("autoscaling/v2")
+	return b, nil
+}
+
+// WithKind sets the Kind field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Kind field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithKind(value string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.Kind = &value
+	return b
+}
+
+// WithAPIVersion sets the APIVersion field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the APIVersion field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithAPIVersion(value string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.APIVersion = &value
+	return b
+}
+
+// WithName sets the Name field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Name field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithName(value string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.Name = &value
+	return b
+}
+
+// WithGenerateName sets the GenerateName field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the GenerateName field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithGenerateName(value string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.GenerateName = &value
+	return b
+}
+
+// WithNamespace sets the Namespace field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Namespace field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithNamespace(value string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.Namespace = &value
+	return b
+}
+
+// WithSelfLink sets the SelfLink field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the SelfLink field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithSelfLink(value string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.SelfLink = &value
+	return b
+}
+
+// WithUID sets the UID field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the UID field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithUID(value types.UID) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.UID = &value
+	return b
+}
+
+// WithResourceVersion sets the ResourceVersion field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the ResourceVersion field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithResourceVersion(value string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.ResourceVersion = &value
+	return b
+}
+
+// WithGeneration sets the Generation field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Generation field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithGeneration(value int64) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.Generation = &value
+	return b
+}
+
+// WithCreationTimestamp sets the CreationTimestamp field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the CreationTimestamp field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithCreationTimestamp(value metav1.Time) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.CreationTimestamp = &value
+	return b
+}
+
+// WithDeletionTimestamp sets the DeletionTimestamp field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the DeletionTimestamp field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithDeletionTimestamp(value metav1.Time) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.DeletionTimestamp = &value
+	return b
+}
+
+// WithDeletionGracePeriodSeconds sets the DeletionGracePeriodSeconds field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the DeletionGracePeriodSeconds field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithDeletionGracePeriodSeconds(value int64) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.DeletionGracePeriodSeconds = &value
+	return b
+}
+
+// WithLabels puts the entries into the Labels field in the declarative configuration
+// and returns the receiver, so that objects can be build by chaining "With" function invocations.
+// If called multiple times, the entries provided by each call will be put on the Labels field,
+// overwriting an existing map entries in Labels field with the same key.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithLabels(entries map[string]string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	if b.Labels == nil && len(entries) > 0 {
+		b.Labels = make(map[string]string, len(entries))
+	}
+	for k, v := range entries {
+		b.Labels[k] = v
+	}
+	return b
+}
+
+// WithAnnotations puts the entries into the Annotations field in the declarative configuration
+// and returns the receiver, so that objects can be build by chaining "With" function invocations.
+// If called multiple times, the entries provided by each call will be put on the Annotations field,
+// overwriting an existing map entries in Annotations field with the same key.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithAnnotations(entries map[string]string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	if b.Annotations == nil && len(entries) > 0 {
+		b.Annotations = make(map[string]string, len(entries))
+	}
+	for k, v := range entries {
+		b.Annotations[k] = v
+	}
+	return b
+}
+
+// WithOwnerReferences adds the given value to the OwnerReferences field in the declarative configuration
+// and returns the receiver, so that objects can be build by chaining "With" function invocations.
+// If called multiple times, values provided by each call will be appended to the OwnerReferences field.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithOwnerReferences(values ...*v1.OwnerReferenceApplyConfiguration) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	for i := range values {
+		if values[i] == nil {
+			panic("nil value passed to WithOwnerReferences")
+		}
+		b.OwnerReferences = append(b.OwnerReferences, *values[i])
+	}
+	return b
+}
+
+// WithFinalizers adds the given value to the Finalizers field in the declarative configuration
+// and returns the receiver, so that objects can be build by chaining "With" function invocations.
+// If called multiple times, values provided by each call will be appended to the Finalizers field.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithFinalizers(values ...string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	for i := range values {
+		b.Finalizers = append(b.Finalizers, values[i])
+	}
+	return b
+}
+
+// WithClusterName sets the ClusterName field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the ClusterName field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithClusterName(value string) *HorizontalPodAutoscalerApplyConfiguration {
+	b.ensureObjectMetaApplyConfigurationExists()
+	b.ClusterName = &value
+	return b
+}
+
+func (b *HorizontalPodAutoscalerApplyConfiguration) ensureObjectMetaApplyConfigurationExists() {
+	if b.ObjectMetaApplyConfiguration == nil {
+		b.ObjectMetaApplyConfiguration = &v1.ObjectMetaApplyConfiguration{}
+	}
+}
+
+// WithSpec sets the Spec field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Spec field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithSpec(value *HorizontalPodAutoscalerSpecApplyConfiguration) *HorizontalPodAutoscalerApplyConfiguration {
+	b.Spec = value
+	return b
+}
+
+// WithStatus sets the Status field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Status field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerApplyConfiguration) WithStatus(value *HorizontalPodAutoscalerStatusApplyConfiguration) *HorizontalPodAutoscalerApplyConfiguration {
+	b.Status = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/horizontalpodautoscalerbehavior.go

@@ -0,0 +1,48 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// HorizontalPodAutoscalerBehaviorApplyConfiguration represents an declarative configuration of the HorizontalPodAutoscalerBehavior type for use
+// with apply.
+type HorizontalPodAutoscalerBehaviorApplyConfiguration struct {
+	ScaleUp   *HPAScalingRulesApplyConfiguration `json:"scaleUp,omitempty"`
+	ScaleDown *HPAScalingRulesApplyConfiguration `json:"scaleDown,omitempty"`
+}
+
+// HorizontalPodAutoscalerBehaviorApplyConfiguration constructs an declarative configuration of the HorizontalPodAutoscalerBehavior type for use with
+// apply.
+func HorizontalPodAutoscalerBehavior() *HorizontalPodAutoscalerBehaviorApplyConfiguration {
+	return &HorizontalPodAutoscalerBehaviorApplyConfiguration{}
+}
+
+// WithScaleUp sets the ScaleUp field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the ScaleUp field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerBehaviorApplyConfiguration) WithScaleUp(value *HPAScalingRulesApplyConfiguration) *HorizontalPodAutoscalerBehaviorApplyConfiguration {
+	b.ScaleUp = value
+	return b
+}
+
+// WithScaleDown sets the ScaleDown field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the ScaleDown field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerBehaviorApplyConfiguration) WithScaleDown(value *HPAScalingRulesApplyConfiguration) *HorizontalPodAutoscalerBehaviorApplyConfiguration {
+	b.ScaleDown = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/horizontalpodautoscalercondition.go

@@ -0,0 +1,81 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v2 "k8s.io/api/autoscaling/v2"
+	v1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// HorizontalPodAutoscalerConditionApplyConfiguration represents an declarative configuration of the HorizontalPodAutoscalerCondition type for use
+// with apply.
+type HorizontalPodAutoscalerConditionApplyConfiguration struct {
+	Type               *v2.HorizontalPodAutoscalerConditionType `json:"type,omitempty"`
+	Status             *v1.ConditionStatus                      `json:"status,omitempty"`
+	LastTransitionTime *metav1.Time                             `json:"lastTransitionTime,omitempty"`
+	Reason             *string                                  `json:"reason,omitempty"`
+	Message            *string                                  `json:"message,omitempty"`
+}
+
+// HorizontalPodAutoscalerConditionApplyConfiguration constructs an declarative configuration of the HorizontalPodAutoscalerCondition type for use with
+// apply.
+func HorizontalPodAutoscalerCondition() *HorizontalPodAutoscalerConditionApplyConfiguration {
+	return &HorizontalPodAutoscalerConditionApplyConfiguration{}
+}
+
+// WithType sets the Type field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Type field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerConditionApplyConfiguration) WithType(value v2.HorizontalPodAutoscalerConditionType) *HorizontalPodAutoscalerConditionApplyConfiguration {
+	b.Type = &value
+	return b
+}
+
+// WithStatus sets the Status field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Status field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerConditionApplyConfiguration) WithStatus(value v1.ConditionStatus) *HorizontalPodAutoscalerConditionApplyConfiguration {
+	b.Status = &value
+	return b
+}
+
+// WithLastTransitionTime sets the LastTransitionTime field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the LastTransitionTime field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerConditionApplyConfiguration) WithLastTransitionTime(value metav1.Time) *HorizontalPodAutoscalerConditionApplyConfiguration {
+	b.LastTransitionTime = &value
+	return b
+}
+
+// WithReason sets the Reason field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Reason field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerConditionApplyConfiguration) WithReason(value string) *HorizontalPodAutoscalerConditionApplyConfiguration {
+	b.Reason = &value
+	return b
+}
+
+// WithMessage sets the Message field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Message field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerConditionApplyConfiguration) WithMessage(value string) *HorizontalPodAutoscalerConditionApplyConfiguration {
+	b.Message = &value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/horizontalpodautoscalerspec.go

@@ -0,0 +1,80 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// HorizontalPodAutoscalerSpecApplyConfiguration represents an declarative configuration of the HorizontalPodAutoscalerSpec type for use
+// with apply.
+type HorizontalPodAutoscalerSpecApplyConfiguration struct {
+	ScaleTargetRef *CrossVersionObjectReferenceApplyConfiguration     `json:"scaleTargetRef,omitempty"`
+	MinReplicas    *int32                                             `json:"minReplicas,omitempty"`
+	MaxReplicas    *int32                                             `json:"maxReplicas,omitempty"`
+	Metrics        []MetricSpecApplyConfiguration                     `json:"metrics,omitempty"`
+	Behavior       *HorizontalPodAutoscalerBehaviorApplyConfiguration `json:"behavior,omitempty"`
+}
+
+// HorizontalPodAutoscalerSpecApplyConfiguration constructs an declarative configuration of the HorizontalPodAutoscalerSpec type for use with
+// apply.
+func HorizontalPodAutoscalerSpec() *HorizontalPodAutoscalerSpecApplyConfiguration {
+	return &HorizontalPodAutoscalerSpecApplyConfiguration{}
+}
+
+// WithScaleTargetRef sets the ScaleTargetRef field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the ScaleTargetRef field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerSpecApplyConfiguration) WithScaleTargetRef(value *CrossVersionObjectReferenceApplyConfiguration) *HorizontalPodAutoscalerSpecApplyConfiguration {
+	b.ScaleTargetRef = value
+	return b
+}
+
+// WithMinReplicas sets the MinReplicas field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the MinReplicas field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerSpecApplyConfiguration) WithMinReplicas(value int32) *HorizontalPodAutoscalerSpecApplyConfiguration {
+	b.MinReplicas = &value
+	return b
+}
+
+// WithMaxReplicas sets the MaxReplicas field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the MaxReplicas field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerSpecApplyConfiguration) WithMaxReplicas(value int32) *HorizontalPodAutoscalerSpecApplyConfiguration {
+	b.MaxReplicas = &value
+	return b
+}
+
+// WithMetrics adds the given value to the Metrics field in the declarative configuration
+// and returns the receiver, so that objects can be build by chaining "With" function invocations.
+// If called multiple times, values provided by each call will be appended to the Metrics field.
+func (b *HorizontalPodAutoscalerSpecApplyConfiguration) WithMetrics(values ...*MetricSpecApplyConfiguration) *HorizontalPodAutoscalerSpecApplyConfiguration {
+	for i := range values {
+		if values[i] == nil {
+			panic("nil value passed to WithMetrics")
+		}
+		b.Metrics = append(b.Metrics, *values[i])
+	}
+	return b
+}
+
+// WithBehavior sets the Behavior field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Behavior field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerSpecApplyConfiguration) WithBehavior(value *HorizontalPodAutoscalerBehaviorApplyConfiguration) *HorizontalPodAutoscalerSpecApplyConfiguration {
+	b.Behavior = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/horizontalpodautoscalerstatus.go

@@ -0,0 +1,98 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+// HorizontalPodAutoscalerStatusApplyConfiguration represents an declarative configuration of the HorizontalPodAutoscalerStatus type for use
+// with apply.
+type HorizontalPodAutoscalerStatusApplyConfiguration struct {
+	ObservedGeneration *int64                                               `json:"observedGeneration,omitempty"`
+	LastScaleTime      *v1.Time                                             `json:"lastScaleTime,omitempty"`
+	CurrentReplicas    *int32                                               `json:"currentReplicas,omitempty"`
+	DesiredReplicas    *int32                                               `json:"desiredReplicas,omitempty"`
+	CurrentMetrics     []MetricStatusApplyConfiguration                     `json:"currentMetrics,omitempty"`
+	Conditions         []HorizontalPodAutoscalerConditionApplyConfiguration `json:"conditions,omitempty"`
+}
+
+// HorizontalPodAutoscalerStatusApplyConfiguration constructs an declarative configuration of the HorizontalPodAutoscalerStatus type for use with
+// apply.
+func HorizontalPodAutoscalerStatus() *HorizontalPodAutoscalerStatusApplyConfiguration {
+	return &HorizontalPodAutoscalerStatusApplyConfiguration{}
+}
+
+// WithObservedGeneration sets the ObservedGeneration field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the ObservedGeneration field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerStatusApplyConfiguration) WithObservedGeneration(value int64) *HorizontalPodAutoscalerStatusApplyConfiguration {
+	b.ObservedGeneration = &value
+	return b
+}
+
+// WithLastScaleTime sets the LastScaleTime field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the LastScaleTime field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerStatusApplyConfiguration) WithLastScaleTime(value v1.Time) *HorizontalPodAutoscalerStatusApplyConfiguration {
+	b.LastScaleTime = &value
+	return b
+}
+
+// WithCurrentReplicas sets the CurrentReplicas field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the CurrentReplicas field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerStatusApplyConfiguration) WithCurrentReplicas(value int32) *HorizontalPodAutoscalerStatusApplyConfiguration {
+	b.CurrentReplicas = &value
+	return b
+}
+
+// WithDesiredReplicas sets the DesiredReplicas field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the DesiredReplicas field is set to the value of the last call.
+func (b *HorizontalPodAutoscalerStatusApplyConfiguration) WithDesiredReplicas(value int32) *HorizontalPodAutoscalerStatusApplyConfiguration {
+	b.DesiredReplicas = &value
+	return b
+}
+
+// WithCurrentMetrics adds the given value to the CurrentMetrics field in the declarative configuration
+// and returns the receiver, so that objects can be build by chaining "With" function invocations.
+// If called multiple times, values provided by each call will be appended to the CurrentMetrics field.
+func (b *HorizontalPodAutoscalerStatusApplyConfiguration) WithCurrentMetrics(values ...*MetricStatusApplyConfiguration) *HorizontalPodAutoscalerStatusApplyConfiguration {
+	for i := range values {
+		if values[i] == nil {
+			panic("nil value passed to WithCurrentMetrics")
+		}
+		b.CurrentMetrics = append(b.CurrentMetrics, *values[i])
+	}
+	return b
+}
+
+// WithConditions adds the given value to the Conditions field in the declarative configuration
+// and returns the receiver, so that objects can be build by chaining "With" function invocations.
+// If called multiple times, values provided by each call will be appended to the Conditions field.
+func (b *HorizontalPodAutoscalerStatusApplyConfiguration) WithConditions(values ...*HorizontalPodAutoscalerConditionApplyConfiguration) *HorizontalPodAutoscalerStatusApplyConfiguration {
+	for i := range values {
+		if values[i] == nil {
+			panic("nil value passed to WithConditions")
+		}
+		b.Conditions = append(b.Conditions, *values[i])
+	}
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/hpascalingpolicy.go

@@ -0,0 +1,61 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v2 "k8s.io/api/autoscaling/v2"
+)
+
+// HPAScalingPolicyApplyConfiguration represents an declarative configuration of the HPAScalingPolicy type for use
+// with apply.
+type HPAScalingPolicyApplyConfiguration struct {
+	Type          *v2.HPAScalingPolicyType `json:"type,omitempty"`
+	Value         *int32                   `json:"value,omitempty"`
+	PeriodSeconds *int32                   `json:"periodSeconds,omitempty"`
+}
+
+// HPAScalingPolicyApplyConfiguration constructs an declarative configuration of the HPAScalingPolicy type for use with
+// apply.
+func HPAScalingPolicy() *HPAScalingPolicyApplyConfiguration {
+	return &HPAScalingPolicyApplyConfiguration{}
+}
+
+// WithType sets the Type field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Type field is set to the value of the last call.
+func (b *HPAScalingPolicyApplyConfiguration) WithType(value v2.HPAScalingPolicyType) *HPAScalingPolicyApplyConfiguration {
+	b.Type = &value
+	return b
+}
+
+// WithValue sets the Value field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Value field is set to the value of the last call.
+func (b *HPAScalingPolicyApplyConfiguration) WithValue(value int32) *HPAScalingPolicyApplyConfiguration {
+	b.Value = &value
+	return b
+}
+
+// WithPeriodSeconds sets the PeriodSeconds field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the PeriodSeconds field is set to the value of the last call.
+func (b *HPAScalingPolicyApplyConfiguration) WithPeriodSeconds(value int32) *HPAScalingPolicyApplyConfiguration {
+	b.PeriodSeconds = &value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/hpascalingrules.go

@@ -0,0 +1,66 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v2 "k8s.io/api/autoscaling/v2"
+)
+
+// HPAScalingRulesApplyConfiguration represents an declarative configuration of the HPAScalingRules type for use
+// with apply.
+type HPAScalingRulesApplyConfiguration struct {
+	StabilizationWindowSeconds *int32                               `json:"stabilizationWindowSeconds,omitempty"`
+	SelectPolicy               *v2.ScalingPolicySelect              `json:"selectPolicy,omitempty"`
+	Policies                   []HPAScalingPolicyApplyConfiguration `json:"policies,omitempty"`
+}
+
+// HPAScalingRulesApplyConfiguration constructs an declarative configuration of the HPAScalingRules type for use with
+// apply.
+func HPAScalingRules() *HPAScalingRulesApplyConfiguration {
+	return &HPAScalingRulesApplyConfiguration{}
+}
+
+// WithStabilizationWindowSeconds sets the StabilizationWindowSeconds field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the StabilizationWindowSeconds field is set to the value of the last call.
+func (b *HPAScalingRulesApplyConfiguration) WithStabilizationWindowSeconds(value int32) *HPAScalingRulesApplyConfiguration {
+	b.StabilizationWindowSeconds = &value
+	return b
+}
+
+// WithSelectPolicy sets the SelectPolicy field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the SelectPolicy field is set to the value of the last call.
+func (b *HPAScalingRulesApplyConfiguration) WithSelectPolicy(value v2.ScalingPolicySelect) *HPAScalingRulesApplyConfiguration {
+	b.SelectPolicy = &value
+	return b
+}
+
+// WithPolicies adds the given value to the Policies field in the declarative configuration
+// and returns the receiver, so that objects can be build by chaining "With" function invocations.
+// If called multiple times, values provided by each call will be appended to the Policies field.
+func (b *HPAScalingRulesApplyConfiguration) WithPolicies(values ...*HPAScalingPolicyApplyConfiguration) *HPAScalingRulesApplyConfiguration {
+	for i := range values {
+		if values[i] == nil {
+			panic("nil value passed to WithPolicies")
+		}
+		b.Policies = append(b.Policies, *values[i])
+	}
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/metricidentifier.go

@@ -0,0 +1,52 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v1 "k8s.io/client-go/applyconfigurations/meta/v1"
+)
+
+// MetricIdentifierApplyConfiguration represents an declarative configuration of the MetricIdentifier type for use
+// with apply.
+type MetricIdentifierApplyConfiguration struct {
+	Name     *string                             `json:"name,omitempty"`
+	Selector *v1.LabelSelectorApplyConfiguration `json:"selector,omitempty"`
+}
+
+// MetricIdentifierApplyConfiguration constructs an declarative configuration of the MetricIdentifier type for use with
+// apply.
+func MetricIdentifier() *MetricIdentifierApplyConfiguration {
+	return &MetricIdentifierApplyConfiguration{}
+}
+
+// WithName sets the Name field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Name field is set to the value of the last call.
+func (b *MetricIdentifierApplyConfiguration) WithName(value string) *MetricIdentifierApplyConfiguration {
+	b.Name = &value
+	return b
+}
+
+// WithSelector sets the Selector field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Selector field is set to the value of the last call.
+func (b *MetricIdentifierApplyConfiguration) WithSelector(value *v1.LabelSelectorApplyConfiguration) *MetricIdentifierApplyConfiguration {
+	b.Selector = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/metricspec.go

@@ -0,0 +1,88 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v2 "k8s.io/api/autoscaling/v2"
+)
+
+// MetricSpecApplyConfiguration represents an declarative configuration of the MetricSpec type for use
+// with apply.
+type MetricSpecApplyConfiguration struct {
+	Type              *v2.MetricSourceType                             `json:"type,omitempty"`
+	Object            *ObjectMetricSourceApplyConfiguration            `json:"object,omitempty"`
+	Pods              *PodsMetricSourceApplyConfiguration              `json:"pods,omitempty"`
+	Resource          *ResourceMetricSourceApplyConfiguration          `json:"resource,omitempty"`
+	ContainerResource *ContainerResourceMetricSourceApplyConfiguration `json:"containerResource,omitempty"`
+	External          *ExternalMetricSourceApplyConfiguration          `json:"external,omitempty"`
+}
+
+// MetricSpecApplyConfiguration constructs an declarative configuration of the MetricSpec type for use with
+// apply.
+func MetricSpec() *MetricSpecApplyConfiguration {
+	return &MetricSpecApplyConfiguration{}
+}
+
+// WithType sets the Type field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Type field is set to the value of the last call.
+func (b *MetricSpecApplyConfiguration) WithType(value v2.MetricSourceType) *MetricSpecApplyConfiguration {
+	b.Type = &value
+	return b
+}
+
+// WithObject sets the Object field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Object field is set to the value of the last call.
+func (b *MetricSpecApplyConfiguration) WithObject(value *ObjectMetricSourceApplyConfiguration) *MetricSpecApplyConfiguration {
+	b.Object = value
+	return b
+}
+
+// WithPods sets the Pods field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Pods field is set to the value of the last call.
+func (b *MetricSpecApplyConfiguration) WithPods(value *PodsMetricSourceApplyConfiguration) *MetricSpecApplyConfiguration {
+	b.Pods = value
+	return b
+}
+
+// WithResource sets the Resource field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Resource field is set to the value of the last call.
+func (b *MetricSpecApplyConfiguration) WithResource(value *ResourceMetricSourceApplyConfiguration) *MetricSpecApplyConfiguration {
+	b.Resource = value
+	return b
+}
+
+// WithContainerResource sets the ContainerResource field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the ContainerResource field is set to the value of the last call.
+func (b *MetricSpecApplyConfiguration) WithContainerResource(value *ContainerResourceMetricSourceApplyConfiguration) *MetricSpecApplyConfiguration {
+	b.ContainerResource = value
+	return b
+}
+
+// WithExternal sets the External field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the External field is set to the value of the last call.
+func (b *MetricSpecApplyConfiguration) WithExternal(value *ExternalMetricSourceApplyConfiguration) *MetricSpecApplyConfiguration {
+	b.External = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/metricstatus.go

@@ -0,0 +1,88 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v2 "k8s.io/api/autoscaling/v2"
+)
+
+// MetricStatusApplyConfiguration represents an declarative configuration of the MetricStatus type for use
+// with apply.
+type MetricStatusApplyConfiguration struct {
+	Type              *v2.MetricSourceType                             `json:"type,omitempty"`
+	Object            *ObjectMetricStatusApplyConfiguration            `json:"object,omitempty"`
+	Pods              *PodsMetricStatusApplyConfiguration              `json:"pods,omitempty"`
+	Resource          *ResourceMetricStatusApplyConfiguration          `json:"resource,omitempty"`
+	ContainerResource *ContainerResourceMetricStatusApplyConfiguration `json:"containerResource,omitempty"`
+	External          *ExternalMetricStatusApplyConfiguration          `json:"external,omitempty"`
+}
+
+// MetricStatusApplyConfiguration constructs an declarative configuration of the MetricStatus type for use with
+// apply.
+func MetricStatus() *MetricStatusApplyConfiguration {
+	return &MetricStatusApplyConfiguration{}
+}
+
+// WithType sets the Type field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Type field is set to the value of the last call.
+func (b *MetricStatusApplyConfiguration) WithType(value v2.MetricSourceType) *MetricStatusApplyConfiguration {
+	b.Type = &value
+	return b
+}
+
+// WithObject sets the Object field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Object field is set to the value of the last call.
+func (b *MetricStatusApplyConfiguration) WithObject(value *ObjectMetricStatusApplyConfiguration) *MetricStatusApplyConfiguration {
+	b.Object = value
+	return b
+}
+
+// WithPods sets the Pods field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Pods field is set to the value of the last call.
+func (b *MetricStatusApplyConfiguration) WithPods(value *PodsMetricStatusApplyConfiguration) *MetricStatusApplyConfiguration {
+	b.Pods = value
+	return b
+}
+
+// WithResource sets the Resource field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Resource field is set to the value of the last call.
+func (b *MetricStatusApplyConfiguration) WithResource(value *ResourceMetricStatusApplyConfiguration) *MetricStatusApplyConfiguration {
+	b.Resource = value
+	return b
+}
+
+// WithContainerResource sets the ContainerResource field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the ContainerResource field is set to the value of the last call.
+func (b *MetricStatusApplyConfiguration) WithContainerResource(value *ContainerResourceMetricStatusApplyConfiguration) *MetricStatusApplyConfiguration {
+	b.ContainerResource = value
+	return b
+}
+
+// WithExternal sets the External field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the External field is set to the value of the last call.
+func (b *MetricStatusApplyConfiguration) WithExternal(value *ExternalMetricStatusApplyConfiguration) *MetricStatusApplyConfiguration {
+	b.External = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/metrictarget.go

@@ -0,0 +1,71 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v2 "k8s.io/api/autoscaling/v2"
+	resource "k8s.io/apimachinery/pkg/api/resource"
+)
+
+// MetricTargetApplyConfiguration represents an declarative configuration of the MetricTarget type for use
+// with apply.
+type MetricTargetApplyConfiguration struct {
+	Type               *v2.MetricTargetType `json:"type,omitempty"`
+	Value              *resource.Quantity   `json:"value,omitempty"`
+	AverageValue       *resource.Quantity   `json:"averageValue,omitempty"`
+	AverageUtilization *int32               `json:"averageUtilization,omitempty"`
+}
+
+// MetricTargetApplyConfiguration constructs an declarative configuration of the MetricTarget type for use with
+// apply.
+func MetricTarget() *MetricTargetApplyConfiguration {
+	return &MetricTargetApplyConfiguration{}
+}
+
+// WithType sets the Type field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Type field is set to the value of the last call.
+func (b *MetricTargetApplyConfiguration) WithType(value v2.MetricTargetType) *MetricTargetApplyConfiguration {
+	b.Type = &value
+	return b
+}
+
+// WithValue sets the Value field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Value field is set to the value of the last call.
+func (b *MetricTargetApplyConfiguration) WithValue(value resource.Quantity) *MetricTargetApplyConfiguration {
+	b.Value = &value
+	return b
+}
+
+// WithAverageValue sets the AverageValue field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the AverageValue field is set to the value of the last call.
+func (b *MetricTargetApplyConfiguration) WithAverageValue(value resource.Quantity) *MetricTargetApplyConfiguration {
+	b.AverageValue = &value
+	return b
+}
+
+// WithAverageUtilization sets the AverageUtilization field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the AverageUtilization field is set to the value of the last call.
+func (b *MetricTargetApplyConfiguration) WithAverageUtilization(value int32) *MetricTargetApplyConfiguration {
+	b.AverageUtilization = &value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/metricvaluestatus.go

@@ -0,0 +1,61 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	resource "k8s.io/apimachinery/pkg/api/resource"
+)
+
+// MetricValueStatusApplyConfiguration represents an declarative configuration of the MetricValueStatus type for use
+// with apply.
+type MetricValueStatusApplyConfiguration struct {
+	Value              *resource.Quantity `json:"value,omitempty"`
+	AverageValue       *resource.Quantity `json:"averageValue,omitempty"`
+	AverageUtilization *int32             `json:"averageUtilization,omitempty"`
+}
+
+// MetricValueStatusApplyConfiguration constructs an declarative configuration of the MetricValueStatus type for use with
+// apply.
+func MetricValueStatus() *MetricValueStatusApplyConfiguration {
+	return &MetricValueStatusApplyConfiguration{}
+}
+
+// WithValue sets the Value field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Value field is set to the value of the last call.
+func (b *MetricValueStatusApplyConfiguration) WithValue(value resource.Quantity) *MetricValueStatusApplyConfiguration {
+	b.Value = &value
+	return b
+}
+
+// WithAverageValue sets the AverageValue field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the AverageValue field is set to the value of the last call.
+func (b *MetricValueStatusApplyConfiguration) WithAverageValue(value resource.Quantity) *MetricValueStatusApplyConfiguration {
+	b.AverageValue = &value
+	return b
+}
+
+// WithAverageUtilization sets the AverageUtilization field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the AverageUtilization field is set to the value of the last call.
+func (b *MetricValueStatusApplyConfiguration) WithAverageUtilization(value int32) *MetricValueStatusApplyConfiguration {
+	b.AverageUtilization = &value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/objectmetricsource.go

@@ -0,0 +1,57 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// ObjectMetricSourceApplyConfiguration represents an declarative configuration of the ObjectMetricSource type for use
+// with apply.
+type ObjectMetricSourceApplyConfiguration struct {
+	DescribedObject *CrossVersionObjectReferenceApplyConfiguration `json:"describedObject,omitempty"`
+	Target          *MetricTargetApplyConfiguration                `json:"target,omitempty"`
+	Metric          *MetricIdentifierApplyConfiguration            `json:"metric,omitempty"`
+}
+
+// ObjectMetricSourceApplyConfiguration constructs an declarative configuration of the ObjectMetricSource type for use with
+// apply.
+func ObjectMetricSource() *ObjectMetricSourceApplyConfiguration {
+	return &ObjectMetricSourceApplyConfiguration{}
+}
+
+// WithDescribedObject sets the DescribedObject field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the DescribedObject field is set to the value of the last call.
+func (b *ObjectMetricSourceApplyConfiguration) WithDescribedObject(value *CrossVersionObjectReferenceApplyConfiguration) *ObjectMetricSourceApplyConfiguration {
+	b.DescribedObject = value
+	return b
+}
+
+// WithTarget sets the Target field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Target field is set to the value of the last call.
+func (b *ObjectMetricSourceApplyConfiguration) WithTarget(value *MetricTargetApplyConfiguration) *ObjectMetricSourceApplyConfiguration {
+	b.Target = value
+	return b
+}
+
+// WithMetric sets the Metric field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Metric field is set to the value of the last call.
+func (b *ObjectMetricSourceApplyConfiguration) WithMetric(value *MetricIdentifierApplyConfiguration) *ObjectMetricSourceApplyConfiguration {
+	b.Metric = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/objectmetricstatus.go

@@ -0,0 +1,57 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// ObjectMetricStatusApplyConfiguration represents an declarative configuration of the ObjectMetricStatus type for use
+// with apply.
+type ObjectMetricStatusApplyConfiguration struct {
+	Metric          *MetricIdentifierApplyConfiguration            `json:"metric,omitempty"`
+	Current         *MetricValueStatusApplyConfiguration           `json:"current,omitempty"`
+	DescribedObject *CrossVersionObjectReferenceApplyConfiguration `json:"describedObject,omitempty"`
+}
+
+// ObjectMetricStatusApplyConfiguration constructs an declarative configuration of the ObjectMetricStatus type for use with
+// apply.
+func ObjectMetricStatus() *ObjectMetricStatusApplyConfiguration {
+	return &ObjectMetricStatusApplyConfiguration{}
+}
+
+// WithMetric sets the Metric field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Metric field is set to the value of the last call.
+func (b *ObjectMetricStatusApplyConfiguration) WithMetric(value *MetricIdentifierApplyConfiguration) *ObjectMetricStatusApplyConfiguration {
+	b.Metric = value
+	return b
+}
+
+// WithCurrent sets the Current field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Current field is set to the value of the last call.
+func (b *ObjectMetricStatusApplyConfiguration) WithCurrent(value *MetricValueStatusApplyConfiguration) *ObjectMetricStatusApplyConfiguration {
+	b.Current = value
+	return b
+}
+
+// WithDescribedObject sets the DescribedObject field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the DescribedObject field is set to the value of the last call.
+func (b *ObjectMetricStatusApplyConfiguration) WithDescribedObject(value *CrossVersionObjectReferenceApplyConfiguration) *ObjectMetricStatusApplyConfiguration {
+	b.DescribedObject = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/podresourcemetricsource.go

@@ -0,0 +1,52 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v1 "k8s.io/api/core/v1"
+)
+
+// PodResourceMetricSourceApplyConfiguration represents an declarative configuration of the PodResourceMetricSource type for use
+// with apply.
+type PodResourceMetricSourceApplyConfiguration struct {
+	Name   *v1.ResourceName                `json:"name,omitempty"`
+	Target *MetricTargetApplyConfiguration `json:"target,omitempty"`
+}
+
+// PodResourceMetricSourceApplyConfiguration constructs an declarative configuration of the PodResourceMetricSource type for use with
+// apply.
+func PodResourceMetricSource() *PodResourceMetricSourceApplyConfiguration {
+	return &PodResourceMetricSourceApplyConfiguration{}
+}
+
+// WithName sets the Name field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Name field is set to the value of the last call.
+func (b *PodResourceMetricSourceApplyConfiguration) WithName(value v1.ResourceName) *PodResourceMetricSourceApplyConfiguration {
+	b.Name = &value
+	return b
+}
+
+// WithTarget sets the Target field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Target field is set to the value of the last call.
+func (b *PodResourceMetricSourceApplyConfiguration) WithTarget(value *MetricTargetApplyConfiguration) *PodResourceMetricSourceApplyConfiguration {
+	b.Target = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/podsmetricsource.go

@@ -0,0 +1,48 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// PodsMetricSourceApplyConfiguration represents an declarative configuration of the PodsMetricSource type for use
+// with apply.
+type PodsMetricSourceApplyConfiguration struct {
+	Metric *MetricIdentifierApplyConfiguration `json:"metric,omitempty"`
+	Target *MetricTargetApplyConfiguration     `json:"target,omitempty"`
+}
+
+// PodsMetricSourceApplyConfiguration constructs an declarative configuration of the PodsMetricSource type for use with
+// apply.
+func PodsMetricSource() *PodsMetricSourceApplyConfiguration {
+	return &PodsMetricSourceApplyConfiguration{}
+}
+
+// WithMetric sets the Metric field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Metric field is set to the value of the last call.
+func (b *PodsMetricSourceApplyConfiguration) WithMetric(value *MetricIdentifierApplyConfiguration) *PodsMetricSourceApplyConfiguration {
+	b.Metric = value
+	return b
+}
+
+// WithTarget sets the Target field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Target field is set to the value of the last call.
+func (b *PodsMetricSourceApplyConfiguration) WithTarget(value *MetricTargetApplyConfiguration) *PodsMetricSourceApplyConfiguration {
+	b.Target = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/podsmetricstatus.go

@@ -0,0 +1,48 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+// PodsMetricStatusApplyConfiguration represents an declarative configuration of the PodsMetricStatus type for use
+// with apply.
+type PodsMetricStatusApplyConfiguration struct {
+	Metric  *MetricIdentifierApplyConfiguration  `json:"metric,omitempty"`
+	Current *MetricValueStatusApplyConfiguration `json:"current,omitempty"`
+}
+
+// PodsMetricStatusApplyConfiguration constructs an declarative configuration of the PodsMetricStatus type for use with
+// apply.
+func PodsMetricStatus() *PodsMetricStatusApplyConfiguration {
+	return &PodsMetricStatusApplyConfiguration{}
+}
+
+// WithMetric sets the Metric field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Metric field is set to the value of the last call.
+func (b *PodsMetricStatusApplyConfiguration) WithMetric(value *MetricIdentifierApplyConfiguration) *PodsMetricStatusApplyConfiguration {
+	b.Metric = value
+	return b
+}
+
+// WithCurrent sets the Current field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Current field is set to the value of the last call.
+func (b *PodsMetricStatusApplyConfiguration) WithCurrent(value *MetricValueStatusApplyConfiguration) *PodsMetricStatusApplyConfiguration {
+	b.Current = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/resourcemetricsource.go

@@ -0,0 +1,52 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v1 "k8s.io/api/core/v1"
+)
+
+// ResourceMetricSourceApplyConfiguration represents an declarative configuration of the ResourceMetricSource type for use
+// with apply.
+type ResourceMetricSourceApplyConfiguration struct {
+	Name   *v1.ResourceName                `json:"name,omitempty"`
+	Target *MetricTargetApplyConfiguration `json:"target,omitempty"`
+}
+
+// ResourceMetricSourceApplyConfiguration constructs an declarative configuration of the ResourceMetricSource type for use with
+// apply.
+func ResourceMetricSource() *ResourceMetricSourceApplyConfiguration {
+	return &ResourceMetricSourceApplyConfiguration{}
+}
+
+// WithName sets the Name field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Name field is set to the value of the last call.
+func (b *ResourceMetricSourceApplyConfiguration) WithName(value v1.ResourceName) *ResourceMetricSourceApplyConfiguration {
+	b.Name = &value
+	return b
+}
+
+// WithTarget sets the Target field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Target field is set to the value of the last call.
+func (b *ResourceMetricSourceApplyConfiguration) WithTarget(value *MetricTargetApplyConfiguration) *ResourceMetricSourceApplyConfiguration {
+	b.Target = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/autoscaling/v2/resourcemetricstatus.go

@@ -0,0 +1,52 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v1 "k8s.io/api/core/v1"
+)
+
+// ResourceMetricStatusApplyConfiguration represents an declarative configuration of the ResourceMetricStatus type for use
+// with apply.
+type ResourceMetricStatusApplyConfiguration struct {
+	Name    *v1.ResourceName                     `json:"name,omitempty"`
+	Current *MetricValueStatusApplyConfiguration `json:"current,omitempty"`
+}
+
+// ResourceMetricStatusApplyConfiguration constructs an declarative configuration of the ResourceMetricStatus type for use with
+// apply.
+func ResourceMetricStatus() *ResourceMetricStatusApplyConfiguration {
+	return &ResourceMetricStatusApplyConfiguration{}
+}
+
+// WithName sets the Name field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Name field is set to the value of the last call.
+func (b *ResourceMetricStatusApplyConfiguration) WithName(value v1.ResourceName) *ResourceMetricStatusApplyConfiguration {
+	b.Name = &value
+	return b
+}
+
+// WithCurrent sets the Current field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Current field is set to the value of the last call.
+func (b *ResourceMetricStatusApplyConfiguration) WithCurrent(value *MetricValueStatusApplyConfiguration) *ResourceMetricStatusApplyConfiguration {
+	b.Current = value
+	return b
+}

staging/src/k8s.io/client-go/applyconfigurations/internal/internal.go

@@ -1839,6 +1839,362 @@ var schemaYAML = typed.YAMLObject(`types:
     - name: observedGeneration
       type:
         scalar: numeric
+- name: io.k8s.api.autoscaling.v2.ContainerResourceMetricSource
+  map:
+    fields:
+    - name: container
+      type:
+        scalar: string
+      default: ""
+    - name: name
+      type:
+        scalar: string
+      default: ""
+    - name: target
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricTarget
+      default: {}
+- name: io.k8s.api.autoscaling.v2.ContainerResourceMetricStatus
+  map:
+    fields:
+    - name: container
+      type:
+        scalar: string
+      default: ""
+    - name: current
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricValueStatus
+      default: {}
+    - name: name
+      type:
+        scalar: string
+      default: ""
+- name: io.k8s.api.autoscaling.v2.CrossVersionObjectReference
+  map:
+    fields:
+    - name: apiVersion
+      type:
+        scalar: string
+    - name: kind
+      type:
+        scalar: string
+      default: ""
+    - name: name
+      type:
+        scalar: string
+      default: ""
+- name: io.k8s.api.autoscaling.v2.ExternalMetricSource
+  map:
+    fields:
+    - name: metric
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricIdentifier
+      default: {}
+    - name: target
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricTarget
+      default: {}
+- name: io.k8s.api.autoscaling.v2.ExternalMetricStatus
+  map:
+    fields:
+    - name: current
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricValueStatus
+      default: {}
+    - name: metric
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricIdentifier
+      default: {}
+- name: io.k8s.api.autoscaling.v2.HPAScalingPolicy
+  map:
+    fields:
+    - name: periodSeconds
+      type:
+        scalar: numeric
+      default: 0
+    - name: type
+      type:
+        scalar: string
+      default: ""
+    - name: value
+      type:
+        scalar: numeric
+      default: 0
+- name: io.k8s.api.autoscaling.v2.HPAScalingRules
+  map:
+    fields:
+    - name: policies
+      type:
+        list:
+          elementType:
+            namedType: io.k8s.api.autoscaling.v2.HPAScalingPolicy
+          elementRelationship: atomic
+    - name: selectPolicy
+      type:
+        scalar: string
+    - name: stabilizationWindowSeconds
+      type:
+        scalar: numeric
+- name: io.k8s.api.autoscaling.v2.HorizontalPodAutoscaler
+  map:
+    fields:
+    - name: apiVersion
+      type:
+        scalar: string
+    - name: kind
+      type:
+        scalar: string
+    - name: metadata
+      type:
+        namedType: io.k8s.apimachinery.pkg.apis.meta.v1.ObjectMeta
+      default: {}
+    - name: spec
+      type:
+        namedType: io.k8s.api.autoscaling.v2.HorizontalPodAutoscalerSpec
+      default: {}
+    - name: status
+      type:
+        namedType: io.k8s.api.autoscaling.v2.HorizontalPodAutoscalerStatus
+      default: {}
+- name: io.k8s.api.autoscaling.v2.HorizontalPodAutoscalerBehavior
+  map:
+    fields:
+    - name: scaleDown
+      type:
+        namedType: io.k8s.api.autoscaling.v2.HPAScalingRules
+    - name: scaleUp
+      type:
+        namedType: io.k8s.api.autoscaling.v2.HPAScalingRules
+- name: io.k8s.api.autoscaling.v2.HorizontalPodAutoscalerCondition
+  map:
+    fields:
+    - name: lastTransitionTime
+      type:
+        namedType: io.k8s.apimachinery.pkg.apis.meta.v1.Time
+      default: {}
+    - name: message
+      type:
+        scalar: string
+    - name: reason
+      type:
+        scalar: string
+    - name: status
+      type:
+        scalar: string
+      default: ""
+    - name: type
+      type:
+        scalar: string
+      default: ""
+- name: io.k8s.api.autoscaling.v2.HorizontalPodAutoscalerSpec
+  map:
+    fields:
+    - name: behavior
+      type:
+        namedType: io.k8s.api.autoscaling.v2.HorizontalPodAutoscalerBehavior
+    - name: maxReplicas
+      type:
+        scalar: numeric
+      default: 0
+    - name: metrics
+      type:
+        list:
+          elementType:
+            namedType: io.k8s.api.autoscaling.v2.MetricSpec
+          elementRelationship: atomic
+    - name: minReplicas
+      type:
+        scalar: numeric
+    - name: scaleTargetRef
+      type:
+        namedType: io.k8s.api.autoscaling.v2.CrossVersionObjectReference
+      default: {}
+- name: io.k8s.api.autoscaling.v2.HorizontalPodAutoscalerStatus
+  map:
+    fields:
+    - name: conditions
+      type:
+        list:
+          elementType:
+            namedType: io.k8s.api.autoscaling.v2.HorizontalPodAutoscalerCondition
+          elementRelationship: associative
+          keys:
+          - type
+    - name: currentMetrics
+      type:
+        list:
+          elementType:
+            namedType: io.k8s.api.autoscaling.v2.MetricStatus
+          elementRelationship: atomic
+    - name: currentReplicas
+      type:
+        scalar: numeric
+    - name: desiredReplicas
+      type:
+        scalar: numeric
+      default: 0
+    - name: lastScaleTime
+      type:
+        namedType: io.k8s.apimachinery.pkg.apis.meta.v1.Time
+    - name: observedGeneration
+      type:
+        scalar: numeric
+- name: io.k8s.api.autoscaling.v2.MetricIdentifier
+  map:
+    fields:
+    - name: name
+      type:
+        scalar: string
+      default: ""
+    - name: selector
+      type:
+        namedType: io.k8s.apimachinery.pkg.apis.meta.v1.LabelSelector
+- name: io.k8s.api.autoscaling.v2.MetricSpec
+  map:
+    fields:
+    - name: containerResource
+      type:
+        namedType: io.k8s.api.autoscaling.v2.ContainerResourceMetricSource
+    - name: external
+      type:
+        namedType: io.k8s.api.autoscaling.v2.ExternalMetricSource
+    - name: object
+      type:
+        namedType: io.k8s.api.autoscaling.v2.ObjectMetricSource
+    - name: pods
+      type:
+        namedType: io.k8s.api.autoscaling.v2.PodsMetricSource
+    - name: resource
+      type:
+        namedType: io.k8s.api.autoscaling.v2.ResourceMetricSource
+    - name: type
+      type:
+        scalar: string
+      default: ""
+- name: io.k8s.api.autoscaling.v2.MetricStatus
+  map:
+    fields:
+    - name: containerResource
+      type:
+        namedType: io.k8s.api.autoscaling.v2.ContainerResourceMetricStatus
+    - name: external
+      type:
+        namedType: io.k8s.api.autoscaling.v2.ExternalMetricStatus
+    - name: object
+      type:
+        namedType: io.k8s.api.autoscaling.v2.ObjectMetricStatus
+    - name: pods
+      type:
+        namedType: io.k8s.api.autoscaling.v2.PodsMetricStatus
+    - name: resource
+      type:
+        namedType: io.k8s.api.autoscaling.v2.ResourceMetricStatus
+    - name: type
+      type:
+        scalar: string
+      default: ""
+- name: io.k8s.api.autoscaling.v2.MetricTarget
+  map:
+    fields:
+    - name: averageUtilization
+      type:
+        scalar: numeric
+    - name: averageValue
+      type:
+        namedType: io.k8s.apimachinery.pkg.api.resource.Quantity
+    - name: type
+      type:
+        scalar: string
+      default: ""
+    - name: value
+      type:
+        namedType: io.k8s.apimachinery.pkg.api.resource.Quantity
+- name: io.k8s.api.autoscaling.v2.MetricValueStatus
+  map:
+    fields:
+    - name: averageUtilization
+      type:
+        scalar: numeric
+    - name: averageValue
+      type:
+        namedType: io.k8s.apimachinery.pkg.api.resource.Quantity
+    - name: value
+      type:
+        namedType: io.k8s.apimachinery.pkg.api.resource.Quantity
+- name: io.k8s.api.autoscaling.v2.ObjectMetricSource
+  map:
+    fields:
+    - name: describedObject
+      type:
+        namedType: io.k8s.api.autoscaling.v2.CrossVersionObjectReference
+      default: {}
+    - name: metric
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricIdentifier
+      default: {}
+    - name: target
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricTarget
+      default: {}
+- name: io.k8s.api.autoscaling.v2.ObjectMetricStatus
+  map:
+    fields:
+    - name: current
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricValueStatus
+      default: {}
+    - name: describedObject
+      type:
+        namedType: io.k8s.api.autoscaling.v2.CrossVersionObjectReference
+      default: {}
+    - name: metric
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricIdentifier
+      default: {}
+- name: io.k8s.api.autoscaling.v2.PodsMetricSource
+  map:
+    fields:
+    - name: metric
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricIdentifier
+      default: {}
+    - name: target
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricTarget
+      default: {}
+- name: io.k8s.api.autoscaling.v2.PodsMetricStatus
+  map:
+    fields:
+    - name: current
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricValueStatus
+      default: {}
+    - name: metric
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricIdentifier
+      default: {}
+- name: io.k8s.api.autoscaling.v2.ResourceMetricSource
+  map:
+    fields:
+    - name: name
+      type:
+        scalar: string
+      default: ""
+    - name: target
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricTarget
+      default: {}
+- name: io.k8s.api.autoscaling.v2.ResourceMetricStatus
+  map:
+    fields:
+    - name: current
+      type:
+        namedType: io.k8s.api.autoscaling.v2.MetricValueStatus
+      default: {}
+    - name: name
+      type:
+        scalar: string
+      default: ""
 - name: io.k8s.api.autoscaling.v2beta1.ContainerResourceMetricSource
   map:
     fields:

staging/src/k8s.io/client-go/applyconfigurations/utils.go

@@ -26,6 +26,7 @@ import (
 	appsv1beta1 "k8s.io/api/apps/v1beta1"
 	v1beta2 "k8s.io/api/apps/v1beta2"
 	autoscalingv1 "k8s.io/api/autoscaling/v1"
+	v2 "k8s.io/api/autoscaling/v2"
 	v2beta1 "k8s.io/api/autoscaling/v2beta1"
 	v2beta2 "k8s.io/api/autoscaling/v2beta2"
 	batchv1 "k8s.io/api/batch/v1"
@@ -69,6 +70,7 @@ import (
 	applyconfigurationsappsv1beta1 "k8s.io/client-go/applyconfigurations/apps/v1beta1"
 	appsv1beta2 "k8s.io/client-go/applyconfigurations/apps/v1beta2"
 	applyconfigurationsautoscalingv1 "k8s.io/client-go/applyconfigurations/autoscaling/v1"
+	autoscalingv2 "k8s.io/client-go/applyconfigurations/autoscaling/v2"
 	autoscalingv2beta1 "k8s.io/client-go/applyconfigurations/autoscaling/v2beta1"
 	autoscalingv2beta2 "k8s.io/client-go/applyconfigurations/autoscaling/v2beta2"
 	applyconfigurationsbatchv1 "k8s.io/client-go/applyconfigurations/batch/v1"
@@ -290,6 +292,54 @@ func ForKind(kind schema.GroupVersionKind) interface{} {
 	case autoscalingv1.SchemeGroupVersion.WithKind("ScaleStatus"):
 		return &applyconfigurationsautoscalingv1.ScaleStatusApplyConfiguration{}
 
+		// Group=autoscaling, Version=v2
+	case v2.SchemeGroupVersion.WithKind("ContainerResourceMetricSource"):
+		return &autoscalingv2.ContainerResourceMetricSourceApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("ContainerResourceMetricStatus"):
+		return &autoscalingv2.ContainerResourceMetricStatusApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("CrossVersionObjectReference"):
+		return &autoscalingv2.CrossVersionObjectReferenceApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("ExternalMetricSource"):
+		return &autoscalingv2.ExternalMetricSourceApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("ExternalMetricStatus"):
+		return &autoscalingv2.ExternalMetricStatusApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("HorizontalPodAutoscaler"):
+		return &autoscalingv2.HorizontalPodAutoscalerApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("HorizontalPodAutoscalerBehavior"):
+		return &autoscalingv2.HorizontalPodAutoscalerBehaviorApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("HorizontalPodAutoscalerCondition"):
+		return &autoscalingv2.HorizontalPodAutoscalerConditionApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("HorizontalPodAutoscalerSpec"):
+		return &autoscalingv2.HorizontalPodAutoscalerSpecApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("HorizontalPodAutoscalerStatus"):
+		return &autoscalingv2.HorizontalPodAutoscalerStatusApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("HPAScalingPolicy"):
+		return &autoscalingv2.HPAScalingPolicyApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("HPAScalingRules"):
+		return &autoscalingv2.HPAScalingRulesApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("MetricIdentifier"):
+		return &autoscalingv2.MetricIdentifierApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("MetricSpec"):
+		return &autoscalingv2.MetricSpecApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("MetricStatus"):
+		return &autoscalingv2.MetricStatusApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("MetricTarget"):
+		return &autoscalingv2.MetricTargetApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("MetricValueStatus"):
+		return &autoscalingv2.MetricValueStatusApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("ObjectMetricSource"):
+		return &autoscalingv2.ObjectMetricSourceApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("ObjectMetricStatus"):
+		return &autoscalingv2.ObjectMetricStatusApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("PodsMetricSource"):
+		return &autoscalingv2.PodsMetricSourceApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("PodsMetricStatus"):
+		return &autoscalingv2.PodsMetricStatusApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("ResourceMetricSource"):
+		return &autoscalingv2.ResourceMetricSourceApplyConfiguration{}
+	case v2.SchemeGroupVersion.WithKind("ResourceMetricStatus"):
+		return &autoscalingv2.ResourceMetricStatusApplyConfiguration{}
+
 		// Group=autoscaling, Version=v2beta1
 	case v2beta1.SchemeGroupVersion.WithKind("ContainerResourceMetricSource"):
 		return &autoscalingv2beta1.ContainerResourceMetricSourceApplyConfiguration{}

staging/src/k8s.io/client-go/informers/autoscaling/interface.go

@@ -20,6 +20,7 @@ package autoscaling
 
 import (
 	v1 "k8s.io/client-go/informers/autoscaling/v1"
+	v2 "k8s.io/client-go/informers/autoscaling/v2"
 	v2beta1 "k8s.io/client-go/informers/autoscaling/v2beta1"
 	v2beta2 "k8s.io/client-go/informers/autoscaling/v2beta2"
 	internalinterfaces "k8s.io/client-go/informers/internalinterfaces"
@@ -29,6 +30,8 @@ import (
 type Interface interface {
 	// V1 provides access to shared informers for resources in V1.
 	V1() v1.Interface
+	// V2 provides access to shared informers for resources in V2.
+	V2() v2.Interface
 	// V2beta1 provides access to shared informers for resources in V2beta1.
 	V2beta1() v2beta1.Interface
 	// V2beta2 provides access to shared informers for resources in V2beta2.
@@ -51,6 +54,11 @@ func (g *group) V1() v1.Interface {
 	return v1.New(g.factory, g.namespace, g.tweakListOptions)
 }
 
+// V2 returns a new v2.Interface.
+func (g *group) V2() v2.Interface {
+	return v2.New(g.factory, g.namespace, g.tweakListOptions)
+}
+
 // V2beta1 returns a new v2beta1.Interface.
 func (g *group) V2beta1() v2beta1.Interface {
 	return v2beta1.New(g.factory, g.namespace, g.tweakListOptions)

staging/src/k8s.io/client-go/informers/autoscaling/v2/horizontalpodautoscaler.go

@@ -0,0 +1,90 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by informer-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	"context"
+	time "time"
+
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	runtime "k8s.io/apimachinery/pkg/runtime"
+	watch "k8s.io/apimachinery/pkg/watch"
+	internalinterfaces "k8s.io/client-go/informers/internalinterfaces"
+	kubernetes "k8s.io/client-go/kubernetes"
+	v2 "k8s.io/client-go/listers/autoscaling/v2"
+	cache "k8s.io/client-go/tools/cache"
+)
+
+// HorizontalPodAutoscalerInformer provides access to a shared informer and lister for
+// HorizontalPodAutoscalers.
+type HorizontalPodAutoscalerInformer interface {
+	Informer() cache.SharedIndexInformer
+	Lister() v2.HorizontalPodAutoscalerLister
+}
+
+type horizontalPodAutoscalerInformer struct {
+	factory          internalinterfaces.SharedInformerFactory
+	tweakListOptions internalinterfaces.TweakListOptionsFunc
+	namespace        string
+}
+
+// NewHorizontalPodAutoscalerInformer constructs a new informer for HorizontalPodAutoscaler type.
+// Always prefer using an informer factory to get a shared informer instead of getting an independent
+// one. This reduces memory footprint and number of connections to the server.
+func NewHorizontalPodAutoscalerInformer(client kubernetes.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers) cache.SharedIndexInformer {
+	return NewFilteredHorizontalPodAutoscalerInformer(client, namespace, resyncPeriod, indexers, nil)
+}
+
+// NewFilteredHorizontalPodAutoscalerInformer constructs a new informer for HorizontalPodAutoscaler type.
+// Always prefer using an informer factory to get a shared informer instead of getting an independent
+// one. This reduces memory footprint and number of connections to the server.
+func NewFilteredHorizontalPodAutoscalerInformer(client kubernetes.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers, tweakListOptions internalinterfaces.TweakListOptionsFunc) cache.SharedIndexInformer {
+	return cache.NewSharedIndexInformer(
+		&cache.ListWatch{
+			ListFunc: func(options v1.ListOptions) (runtime.Object, error) {
+				if tweakListOptions != nil {
+					tweakListOptions(&options)
+				}
+				return client.AutoscalingV2().HorizontalPodAutoscalers(namespace).List(context.TODO(), options)
+			},
+			WatchFunc: func(options v1.ListOptions) (watch.Interface, error) {
+				if tweakListOptions != nil {
+					tweakListOptions(&options)
+				}
+				return client.AutoscalingV2().HorizontalPodAutoscalers(namespace).Watch(context.TODO(), options)
+			},
+		},
+		&autoscalingv2.HorizontalPodAutoscaler{},
+		resyncPeriod,
+		indexers,
+	)
+}
+
+func (f *horizontalPodAutoscalerInformer) defaultInformer(client kubernetes.Interface, resyncPeriod time.Duration) cache.SharedIndexInformer {
+	return NewFilteredHorizontalPodAutoscalerInformer(client, f.namespace, resyncPeriod, cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc}, f.tweakListOptions)
+}
+
+func (f *horizontalPodAutoscalerInformer) Informer() cache.SharedIndexInformer {
+	return f.factory.InformerFor(&autoscalingv2.HorizontalPodAutoscaler{}, f.defaultInformer)
+}
+
+func (f *horizontalPodAutoscalerInformer) Lister() v2.HorizontalPodAutoscalerLister {
+	return v2.NewHorizontalPodAutoscalerLister(f.Informer().GetIndexer())
+}

staging/src/k8s.io/client-go/informers/autoscaling/v2/interface.go

@@ -0,0 +1,45 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by informer-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	internalinterfaces "k8s.io/client-go/informers/internalinterfaces"
+)
+
+// Interface provides access to all the informers in this group version.
+type Interface interface {
+	// HorizontalPodAutoscalers returns a HorizontalPodAutoscalerInformer.
+	HorizontalPodAutoscalers() HorizontalPodAutoscalerInformer
+}
+
+type version struct {
+	factory          internalinterfaces.SharedInformerFactory
+	namespace        string
+	tweakListOptions internalinterfaces.TweakListOptionsFunc
+}
+
+// New returns a new Interface.
+func New(f internalinterfaces.SharedInformerFactory, namespace string, tweakListOptions internalinterfaces.TweakListOptionsFunc) Interface {
+	return &version{factory: f, namespace: namespace, tweakListOptions: tweakListOptions}
+}
+
+// HorizontalPodAutoscalers returns a HorizontalPodAutoscalerInformer.
+func (v *version) HorizontalPodAutoscalers() HorizontalPodAutoscalerInformer {
+	return &horizontalPodAutoscalerInformer{factory: v.factory, namespace: v.namespace, tweakListOptions: v.tweakListOptions}
+}

staging/src/k8s.io/client-go/informers/generic.go

@@ -28,6 +28,7 @@ import (
 	appsv1beta1 "k8s.io/api/apps/v1beta1"
 	v1beta2 "k8s.io/api/apps/v1beta2"
 	autoscalingv1 "k8s.io/api/autoscaling/v1"
+	v2 "k8s.io/api/autoscaling/v2"
 	v2beta1 "k8s.io/api/autoscaling/v2beta1"
 	v2beta2 "k8s.io/api/autoscaling/v2beta2"
 	batchv1 "k8s.io/api/batch/v1"
@@ -139,6 +140,10 @@ func (f *sharedInformerFactory) ForResource(resource schema.GroupVersionResource
 	case autoscalingv1.SchemeGroupVersion.WithResource("horizontalpodautoscalers"):
 		return &genericInformer{resource: resource.GroupResource(), informer: f.Autoscaling().V1().HorizontalPodAutoscalers().Informer()}, nil
 
+		// Group=autoscaling, Version=v2
+	case v2.SchemeGroupVersion.WithResource("horizontalpodautoscalers"):
+		return &genericInformer{resource: resource.GroupResource(), informer: f.Autoscaling().V2().HorizontalPodAutoscalers().Informer()}, nil
+
 		// Group=autoscaling, Version=v2beta1
 	case v2beta1.SchemeGroupVersion.WithResource("horizontalpodautoscalers"):
 		return &genericInformer{resource: resource.GroupResource(), informer: f.Autoscaling().V2beta1().HorizontalPodAutoscalers().Informer()}, nil

staging/src/k8s.io/client-go/kubernetes/clientset.go

@@ -34,6 +34,7 @@ import (
 	authorizationv1 "k8s.io/client-go/kubernetes/typed/authorization/v1"
 	authorizationv1beta1 "k8s.io/client-go/kubernetes/typed/authorization/v1beta1"
 	autoscalingv1 "k8s.io/client-go/kubernetes/typed/autoscaling/v1"
+	autoscalingv2 "k8s.io/client-go/kubernetes/typed/autoscaling/v2"
 	autoscalingv2beta1 "k8s.io/client-go/kubernetes/typed/autoscaling/v2beta1"
 	autoscalingv2beta2 "k8s.io/client-go/kubernetes/typed/autoscaling/v2beta2"
 	batchv1 "k8s.io/client-go/kubernetes/typed/batch/v1"
@@ -84,6 +85,7 @@ type Interface interface {
 	AuthorizationV1() authorizationv1.AuthorizationV1Interface
 	AuthorizationV1beta1() authorizationv1beta1.AuthorizationV1beta1Interface
 	AutoscalingV1() autoscalingv1.AutoscalingV1Interface
+	AutoscalingV2() autoscalingv2.AutoscalingV2Interface
 	AutoscalingV2beta1() autoscalingv2beta1.AutoscalingV2beta1Interface
 	AutoscalingV2beta2() autoscalingv2beta2.AutoscalingV2beta2Interface
 	BatchV1() batchv1.BatchV1Interface
@@ -134,6 +136,7 @@ type Clientset struct {
 	authorizationV1              *authorizationv1.AuthorizationV1Client
 	authorizationV1beta1         *authorizationv1beta1.AuthorizationV1beta1Client
 	autoscalingV1                *autoscalingv1.AutoscalingV1Client
+	autoscalingV2                *autoscalingv2.AutoscalingV2Client
 	autoscalingV2beta1           *autoscalingv2beta1.AutoscalingV2beta1Client
 	autoscalingV2beta2           *autoscalingv2beta2.AutoscalingV2beta2Client
 	batchV1                      *batchv1.BatchV1Client
@@ -224,6 +227,11 @@ func (c *Clientset) AutoscalingV1() autoscalingv1.AutoscalingV1Interface {
 	return c.autoscalingV1
 }
 
+// AutoscalingV2 retrieves the AutoscalingV2Client
+func (c *Clientset) AutoscalingV2() autoscalingv2.AutoscalingV2Interface {
+	return c.autoscalingV2
+}
+
 // AutoscalingV2beta1 retrieves the AutoscalingV2beta1Client
 func (c *Clientset) AutoscalingV2beta1() autoscalingv2beta1.AutoscalingV2beta1Interface {
 	return c.autoscalingV2beta1
@@ -473,6 +481,10 @@ func NewForConfigAndClient(c *rest.Config, httpClient *http.Client) (*Clientset,
 	if err != nil {
 		return nil, err
 	}
+	cs.autoscalingV2, err = autoscalingv2.NewForConfigAndClient(&configShallowCopy, httpClient)
+	if err != nil {
+		return nil, err
+	}
 	cs.autoscalingV2beta1, err = autoscalingv2beta1.NewForConfigAndClient(&configShallowCopy, httpClient)
 	if err != nil {
 		return nil, err
@@ -637,6 +649,7 @@ func New(c rest.Interface) *Clientset {
 	cs.authorizationV1 = authorizationv1.New(c)
 	cs.authorizationV1beta1 = authorizationv1beta1.New(c)
 	cs.autoscalingV1 = autoscalingv1.New(c)
+	cs.autoscalingV2 = autoscalingv2.New(c)
 	cs.autoscalingV2beta1 = autoscalingv2beta1.New(c)
 	cs.autoscalingV2beta2 = autoscalingv2beta2.New(c)
 	cs.batchV1 = batchv1.New(c)

staging/src/k8s.io/client-go/kubernetes/fake/clientset_generated.go

@@ -46,6 +46,8 @@ import (
 	fakeauthorizationv1beta1 "k8s.io/client-go/kubernetes/typed/authorization/v1beta1/fake"
 	autoscalingv1 "k8s.io/client-go/kubernetes/typed/autoscaling/v1"
 	fakeautoscalingv1 "k8s.io/client-go/kubernetes/typed/autoscaling/v1/fake"
+	autoscalingv2 "k8s.io/client-go/kubernetes/typed/autoscaling/v2"
+	fakeautoscalingv2 "k8s.io/client-go/kubernetes/typed/autoscaling/v2/fake"
 	autoscalingv2beta1 "k8s.io/client-go/kubernetes/typed/autoscaling/v2beta1"
 	fakeautoscalingv2beta1 "k8s.io/client-go/kubernetes/typed/autoscaling/v2beta1/fake"
 	autoscalingv2beta2 "k8s.io/client-go/kubernetes/typed/autoscaling/v2beta2"
@@ -220,6 +222,11 @@ func (c *Clientset) AutoscalingV1() autoscalingv1.AutoscalingV1Interface {
 	return &fakeautoscalingv1.FakeAutoscalingV1{Fake: &c.Fake}
 }
 
+// AutoscalingV2 retrieves the AutoscalingV2Client
+func (c *Clientset) AutoscalingV2() autoscalingv2.AutoscalingV2Interface {
+	return &fakeautoscalingv2.FakeAutoscalingV2{Fake: &c.Fake}
+}
+
 // AutoscalingV2beta1 retrieves the AutoscalingV2beta1Client
 func (c *Clientset) AutoscalingV2beta1() autoscalingv2beta1.AutoscalingV2beta1Interface {
 	return &fakeautoscalingv2beta1.FakeAutoscalingV2beta1{Fake: &c.Fake}

staging/src/k8s.io/client-go/kubernetes/fake/register.go

@@ -30,6 +30,7 @@ import (
 	authorizationv1 "k8s.io/api/authorization/v1"
 	authorizationv1beta1 "k8s.io/api/authorization/v1beta1"
 	autoscalingv1 "k8s.io/api/autoscaling/v1"
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
 	autoscalingv2beta1 "k8s.io/api/autoscaling/v2beta1"
 	autoscalingv2beta2 "k8s.io/api/autoscaling/v2beta2"
 	batchv1 "k8s.io/api/batch/v1"
@@ -85,6 +86,7 @@ var localSchemeBuilder = runtime.SchemeBuilder{
 	authorizationv1.AddToScheme,
 	authorizationv1beta1.AddToScheme,
 	autoscalingv1.AddToScheme,
+	autoscalingv2.AddToScheme,
 	autoscalingv2beta1.AddToScheme,
 	autoscalingv2beta2.AddToScheme,
 	batchv1.AddToScheme,

staging/src/k8s.io/client-go/kubernetes/scheme/register.go

@@ -30,6 +30,7 @@ import (
 	authorizationv1 "k8s.io/api/authorization/v1"
 	authorizationv1beta1 "k8s.io/api/authorization/v1beta1"
 	autoscalingv1 "k8s.io/api/autoscaling/v1"
+	autoscalingv2 "k8s.io/api/autoscaling/v2"
 	autoscalingv2beta1 "k8s.io/api/autoscaling/v2beta1"
 	autoscalingv2beta2 "k8s.io/api/autoscaling/v2beta2"
 	batchv1 "k8s.io/api/batch/v1"
@@ -85,6 +86,7 @@ var localSchemeBuilder = runtime.SchemeBuilder{
 	authorizationv1.AddToScheme,
 	authorizationv1beta1.AddToScheme,
 	autoscalingv1.AddToScheme,
+	autoscalingv2.AddToScheme,
 	autoscalingv2beta1.AddToScheme,
 	autoscalingv2beta2.AddToScheme,
 	batchv1.AddToScheme,

staging/src/k8s.io/client-go/kubernetes/typed/autoscaling/v2/autoscaling_client.go

@@ -0,0 +1,107 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	"net/http"
+
+	v2 "k8s.io/api/autoscaling/v2"
+	"k8s.io/client-go/kubernetes/scheme"
+	rest "k8s.io/client-go/rest"
+)
+
+type AutoscalingV2Interface interface {
+	RESTClient() rest.Interface
+	HorizontalPodAutoscalersGetter
+}
+
+// AutoscalingV2Client is used to interact with features provided by the autoscaling group.
+type AutoscalingV2Client struct {
+	restClient rest.Interface
+}
+
+func (c *AutoscalingV2Client) HorizontalPodAutoscalers(namespace string) HorizontalPodAutoscalerInterface {
+	return newHorizontalPodAutoscalers(c, namespace)
+}
+
+// NewForConfig creates a new AutoscalingV2Client for the given config.
+// NewForConfig is equivalent to NewForConfigAndClient(c, httpClient),
+// where httpClient was generated with rest.HTTPClientFor(c).
+func NewForConfig(c *rest.Config) (*AutoscalingV2Client, error) {
+	config := *c
+	if err := setConfigDefaults(&config); err != nil {
+		return nil, err
+	}
+	httpClient, err := rest.HTTPClientFor(&config)
+	if err != nil {
+		return nil, err
+	}
+	return NewForConfigAndClient(&config, httpClient)
+}
+
+// NewForConfigAndClient creates a new AutoscalingV2Client for the given config and http client.
+// Note the http client provided takes precedence over the configured transport values.
+func NewForConfigAndClient(c *rest.Config, h *http.Client) (*AutoscalingV2Client, error) {
+	config := *c
+	if err := setConfigDefaults(&config); err != nil {
+		return nil, err
+	}
+	client, err := rest.RESTClientForConfigAndClient(&config, h)
+	if err != nil {
+		return nil, err
+	}
+	return &AutoscalingV2Client{client}, nil
+}
+
+// NewForConfigOrDie creates a new AutoscalingV2Client for the given config and
+// panics if there is an error in the config.
+func NewForConfigOrDie(c *rest.Config) *AutoscalingV2Client {
+	client, err := NewForConfig(c)
+	if err != nil {
+		panic(err)
+	}
+	return client
+}
+
+// New creates a new AutoscalingV2Client for the given RESTClient.
+func New(c rest.Interface) *AutoscalingV2Client {
+	return &AutoscalingV2Client{c}
+}
+
+func setConfigDefaults(config *rest.Config) error {
+	gv := v2.SchemeGroupVersion
+	config.GroupVersion = &gv
+	config.APIPath = "/apis"
+	config.NegotiatedSerializer = scheme.Codecs.WithoutConversion()
+
+	if config.UserAgent == "" {
+		config.UserAgent = rest.DefaultKubernetesUserAgent()
+	}
+
+	return nil
+}
+
+// RESTClient returns a RESTClient that is used to communicate
+// with API server by this client implementation.
+func (c *AutoscalingV2Client) RESTClient() rest.Interface {
+	if c == nil {
+		return nil
+	}
+	return c.restClient
+}

staging/src/k8s.io/client-go/kubernetes/typed/autoscaling/v2/doc.go

@@ -0,0 +1,20 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+// This package has the automatically generated typed clients.
+package v2

staging/src/k8s.io/client-go/kubernetes/typed/autoscaling/v2/fake/doc.go

@@ -0,0 +1,20 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+// Package fake has the automatically generated clients.
+package fake

staging/src/k8s.io/client-go/kubernetes/typed/autoscaling/v2/fake/fake_autoscaling_client.go

@@ -0,0 +1,40 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package fake
+
+import (
+	v2 "k8s.io/client-go/kubernetes/typed/autoscaling/v2"
+	rest "k8s.io/client-go/rest"
+	testing "k8s.io/client-go/testing"
+)
+
+type FakeAutoscalingV2 struct {
+	*testing.Fake
+}
+
+func (c *FakeAutoscalingV2) HorizontalPodAutoscalers(namespace string) v2.HorizontalPodAutoscalerInterface {
+	return &FakeHorizontalPodAutoscalers{c, namespace}
+}
+
+// RESTClient returns a RESTClient that is used to communicate
+// with API server by this client implementation.
+func (c *FakeAutoscalingV2) RESTClient() rest.Interface {
+	var ret *rest.RESTClient
+	return ret
+}

staging/src/k8s.io/client-go/kubernetes/typed/autoscaling/v2/fake/fake_horizontalpodautoscaler.go

@@ -0,0 +1,190 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package fake
+
+import (
+	"context"
+	json "encoding/json"
+	"fmt"
+
+	v2 "k8s.io/api/autoscaling/v2"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	labels "k8s.io/apimachinery/pkg/labels"
+	schema "k8s.io/apimachinery/pkg/runtime/schema"
+	types "k8s.io/apimachinery/pkg/types"
+	watch "k8s.io/apimachinery/pkg/watch"
+	autoscalingv2 "k8s.io/client-go/applyconfigurations/autoscaling/v2"
+	testing "k8s.io/client-go/testing"
+)
+
+// FakeHorizontalPodAutoscalers implements HorizontalPodAutoscalerInterface
+type FakeHorizontalPodAutoscalers struct {
+	Fake *FakeAutoscalingV2
+	ns   string
+}
+
+var horizontalpodautoscalersResource = schema.GroupVersionResource{Group: "autoscaling", Version: "v2", Resource: "horizontalpodautoscalers"}
+
+var horizontalpodautoscalersKind = schema.GroupVersionKind{Group: "autoscaling", Version: "v2", Kind: "HorizontalPodAutoscaler"}
+
+// Get takes name of the horizontalPodAutoscaler, and returns the corresponding horizontalPodAutoscaler object, and an error if there is any.
+func (c *FakeHorizontalPodAutoscalers) Get(ctx context.Context, name string, options v1.GetOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewGetAction(horizontalpodautoscalersResource, c.ns, name), &v2.HorizontalPodAutoscaler{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v2.HorizontalPodAutoscaler), err
+}
+
+// List takes label and field selectors, and returns the list of HorizontalPodAutoscalers that match those selectors.
+func (c *FakeHorizontalPodAutoscalers) List(ctx context.Context, opts v1.ListOptions) (result *v2.HorizontalPodAutoscalerList, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewListAction(horizontalpodautoscalersResource, horizontalpodautoscalersKind, c.ns, opts), &v2.HorizontalPodAutoscalerList{})
+
+	if obj == nil {
+		return nil, err
+	}
+
+	label, _, _ := testing.ExtractFromListOptions(opts)
+	if label == nil {
+		label = labels.Everything()
+	}
+	list := &v2.HorizontalPodAutoscalerList{ListMeta: obj.(*v2.HorizontalPodAutoscalerList).ListMeta}
+	for _, item := range obj.(*v2.HorizontalPodAutoscalerList).Items {
+		if label.Matches(labels.Set(item.Labels)) {
+			list.Items = append(list.Items, item)
+		}
+	}
+	return list, err
+}
+
+// Watch returns a watch.Interface that watches the requested horizontalPodAutoscalers.
+func (c *FakeHorizontalPodAutoscalers) Watch(ctx context.Context, opts v1.ListOptions) (watch.Interface, error) {
+	return c.Fake.
+		InvokesWatch(testing.NewWatchAction(horizontalpodautoscalersResource, c.ns, opts))
+
+}
+
+// Create takes the representation of a horizontalPodAutoscaler and creates it.  Returns the server's representation of the horizontalPodAutoscaler, and an error, if there is any.
+func (c *FakeHorizontalPodAutoscalers) Create(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.CreateOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewCreateAction(horizontalpodautoscalersResource, c.ns, horizontalPodAutoscaler), &v2.HorizontalPodAutoscaler{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v2.HorizontalPodAutoscaler), err
+}
+
+// Update takes the representation of a horizontalPodAutoscaler and updates it. Returns the server's representation of the horizontalPodAutoscaler, and an error, if there is any.
+func (c *FakeHorizontalPodAutoscalers) Update(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.UpdateOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewUpdateAction(horizontalpodautoscalersResource, c.ns, horizontalPodAutoscaler), &v2.HorizontalPodAutoscaler{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v2.HorizontalPodAutoscaler), err
+}
+
+// UpdateStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
+func (c *FakeHorizontalPodAutoscalers) UpdateStatus(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.UpdateOptions) (*v2.HorizontalPodAutoscaler, error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewUpdateSubresourceAction(horizontalpodautoscalersResource, "status", c.ns, horizontalPodAutoscaler), &v2.HorizontalPodAutoscaler{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v2.HorizontalPodAutoscaler), err
+}
+
+// Delete takes name of the horizontalPodAutoscaler and deletes it. Returns an error if one occurs.
+func (c *FakeHorizontalPodAutoscalers) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error {
+	_, err := c.Fake.
+		Invokes(testing.NewDeleteActionWithOptions(horizontalpodautoscalersResource, c.ns, name, opts), &v2.HorizontalPodAutoscaler{})
+
+	return err
+}
+
+// DeleteCollection deletes a collection of objects.
+func (c *FakeHorizontalPodAutoscalers) DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error {
+	action := testing.NewDeleteCollectionAction(horizontalpodautoscalersResource, c.ns, listOpts)
+
+	_, err := c.Fake.Invokes(action, &v2.HorizontalPodAutoscalerList{})
+	return err
+}
+
+// Patch applies the patch and returns the patched horizontalPodAutoscaler.
+func (c *FakeHorizontalPodAutoscalers) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts v1.PatchOptions, subresources ...string) (result *v2.HorizontalPodAutoscaler, err error) {
+	obj, err := c.Fake.
+		Invokes(testing.NewPatchSubresourceAction(horizontalpodautoscalersResource, c.ns, name, pt, data, subresources...), &v2.HorizontalPodAutoscaler{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v2.HorizontalPodAutoscaler), err
+}
+
+// Apply takes the given apply declarative configuration, applies it and returns the applied horizontalPodAutoscaler.
+func (c *FakeHorizontalPodAutoscalers) Apply(ctx context.Context, horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscalerApplyConfiguration, opts v1.ApplyOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	if horizontalPodAutoscaler == nil {
+		return nil, fmt.Errorf("horizontalPodAutoscaler provided to Apply must not be nil")
+	}
+	data, err := json.Marshal(horizontalPodAutoscaler)
+	if err != nil {
+		return nil, err
+	}
+	name := horizontalPodAutoscaler.Name
+	if name == nil {
+		return nil, fmt.Errorf("horizontalPodAutoscaler.Name must be provided to Apply")
+	}
+	obj, err := c.Fake.
+		Invokes(testing.NewPatchSubresourceAction(horizontalpodautoscalersResource, c.ns, *name, types.ApplyPatchType, data), &v2.HorizontalPodAutoscaler{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v2.HorizontalPodAutoscaler), err
+}
+
+// ApplyStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating ApplyStatus().
+func (c *FakeHorizontalPodAutoscalers) ApplyStatus(ctx context.Context, horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscalerApplyConfiguration, opts v1.ApplyOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	if horizontalPodAutoscaler == nil {
+		return nil, fmt.Errorf("horizontalPodAutoscaler provided to Apply must not be nil")
+	}
+	data, err := json.Marshal(horizontalPodAutoscaler)
+	if err != nil {
+		return nil, err
+	}
+	name := horizontalPodAutoscaler.Name
+	if name == nil {
+		return nil, fmt.Errorf("horizontalPodAutoscaler.Name must be provided to Apply")
+	}
+	obj, err := c.Fake.
+		Invokes(testing.NewPatchSubresourceAction(horizontalpodautoscalersResource, c.ns, *name, types.ApplyPatchType, data, "status"), &v2.HorizontalPodAutoscaler{})
+
+	if obj == nil {
+		return nil, err
+	}
+	return obj.(*v2.HorizontalPodAutoscaler), err
+}

staging/src/k8s.io/client-go/kubernetes/typed/autoscaling/v2/generated_expansion.go

@@ -0,0 +1,21 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package v2
+
+type HorizontalPodAutoscalerExpansion interface{}

staging/src/k8s.io/client-go/kubernetes/typed/autoscaling/v2/horizontalpodautoscaler.go

@@ -0,0 +1,256 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by client-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	"context"
+	json "encoding/json"
+	"fmt"
+	"time"
+
+	v2 "k8s.io/api/autoscaling/v2"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	types "k8s.io/apimachinery/pkg/types"
+	watch "k8s.io/apimachinery/pkg/watch"
+	autoscalingv2 "k8s.io/client-go/applyconfigurations/autoscaling/v2"
+	scheme "k8s.io/client-go/kubernetes/scheme"
+	rest "k8s.io/client-go/rest"
+)
+
+// HorizontalPodAutoscalersGetter has a method to return a HorizontalPodAutoscalerInterface.
+// A group's client should implement this interface.
+type HorizontalPodAutoscalersGetter interface {
+	HorizontalPodAutoscalers(namespace string) HorizontalPodAutoscalerInterface
+}
+
+// HorizontalPodAutoscalerInterface has methods to work with HorizontalPodAutoscaler resources.
+type HorizontalPodAutoscalerInterface interface {
+	Create(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.CreateOptions) (*v2.HorizontalPodAutoscaler, error)
+	Update(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.UpdateOptions) (*v2.HorizontalPodAutoscaler, error)
+	UpdateStatus(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.UpdateOptions) (*v2.HorizontalPodAutoscaler, error)
+	Delete(ctx context.Context, name string, opts v1.DeleteOptions) error
+	DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error
+	Get(ctx context.Context, name string, opts v1.GetOptions) (*v2.HorizontalPodAutoscaler, error)
+	List(ctx context.Context, opts v1.ListOptions) (*v2.HorizontalPodAutoscalerList, error)
+	Watch(ctx context.Context, opts v1.ListOptions) (watch.Interface, error)
+	Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts v1.PatchOptions, subresources ...string) (result *v2.HorizontalPodAutoscaler, err error)
+	Apply(ctx context.Context, horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscalerApplyConfiguration, opts v1.ApplyOptions) (result *v2.HorizontalPodAutoscaler, err error)
+	ApplyStatus(ctx context.Context, horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscalerApplyConfiguration, opts v1.ApplyOptions) (result *v2.HorizontalPodAutoscaler, err error)
+	HorizontalPodAutoscalerExpansion
+}
+
+// horizontalPodAutoscalers implements HorizontalPodAutoscalerInterface
+type horizontalPodAutoscalers struct {
+	client rest.Interface
+	ns     string
+}
+
+// newHorizontalPodAutoscalers returns a HorizontalPodAutoscalers
+func newHorizontalPodAutoscalers(c *AutoscalingV2Client, namespace string) *horizontalPodAutoscalers {
+	return &horizontalPodAutoscalers{
+		client: c.RESTClient(),
+		ns:     namespace,
+	}
+}
+
+// Get takes name of the horizontalPodAutoscaler, and returns the corresponding horizontalPodAutoscaler object, and an error if there is any.
+func (c *horizontalPodAutoscalers) Get(ctx context.Context, name string, options v1.GetOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	result = &v2.HorizontalPodAutoscaler{}
+	err = c.client.Get().
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		Name(name).
+		VersionedParams(&options, scheme.ParameterCodec).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// List takes label and field selectors, and returns the list of HorizontalPodAutoscalers that match those selectors.
+func (c *horizontalPodAutoscalers) List(ctx context.Context, opts v1.ListOptions) (result *v2.HorizontalPodAutoscalerList, err error) {
+	var timeout time.Duration
+	if opts.TimeoutSeconds != nil {
+		timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
+	}
+	result = &v2.HorizontalPodAutoscalerList{}
+	err = c.client.Get().
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Watch returns a watch.Interface that watches the requested horizontalPodAutoscalers.
+func (c *horizontalPodAutoscalers) Watch(ctx context.Context, opts v1.ListOptions) (watch.Interface, error) {
+	var timeout time.Duration
+	if opts.TimeoutSeconds != nil {
+		timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
+	}
+	opts.Watch = true
+	return c.client.Get().
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Watch(ctx)
+}
+
+// Create takes the representation of a horizontalPodAutoscaler and creates it.  Returns the server's representation of the horizontalPodAutoscaler, and an error, if there is any.
+func (c *horizontalPodAutoscalers) Create(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.CreateOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	result = &v2.HorizontalPodAutoscaler{}
+	err = c.client.Post().
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(horizontalPodAutoscaler).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Update takes the representation of a horizontalPodAutoscaler and updates it. Returns the server's representation of the horizontalPodAutoscaler, and an error, if there is any.
+func (c *horizontalPodAutoscalers) Update(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.UpdateOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	result = &v2.HorizontalPodAutoscaler{}
+	err = c.client.Put().
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		Name(horizontalPodAutoscaler.Name).
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(horizontalPodAutoscaler).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// UpdateStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
+func (c *horizontalPodAutoscalers) UpdateStatus(ctx context.Context, horizontalPodAutoscaler *v2.HorizontalPodAutoscaler, opts v1.UpdateOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	result = &v2.HorizontalPodAutoscaler{}
+	err = c.client.Put().
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		Name(horizontalPodAutoscaler.Name).
+		SubResource("status").
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(horizontalPodAutoscaler).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Delete takes name of the horizontalPodAutoscaler and deletes it. Returns an error if one occurs.
+func (c *horizontalPodAutoscalers) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error {
+	return c.client.Delete().
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		Name(name).
+		Body(&opts).
+		Do(ctx).
+		Error()
+}
+
+// DeleteCollection deletes a collection of objects.
+func (c *horizontalPodAutoscalers) DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error {
+	var timeout time.Duration
+	if listOpts.TimeoutSeconds != nil {
+		timeout = time.Duration(*listOpts.TimeoutSeconds) * time.Second
+	}
+	return c.client.Delete().
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		VersionedParams(&listOpts, scheme.ParameterCodec).
+		Timeout(timeout).
+		Body(&opts).
+		Do(ctx).
+		Error()
+}
+
+// Patch applies the patch and returns the patched horizontalPodAutoscaler.
+func (c *horizontalPodAutoscalers) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts v1.PatchOptions, subresources ...string) (result *v2.HorizontalPodAutoscaler, err error) {
+	result = &v2.HorizontalPodAutoscaler{}
+	err = c.client.Patch(pt).
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		Name(name).
+		SubResource(subresources...).
+		VersionedParams(&opts, scheme.ParameterCodec).
+		Body(data).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// Apply takes the given apply declarative configuration, applies it and returns the applied horizontalPodAutoscaler.
+func (c *horizontalPodAutoscalers) Apply(ctx context.Context, horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscalerApplyConfiguration, opts v1.ApplyOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	if horizontalPodAutoscaler == nil {
+		return nil, fmt.Errorf("horizontalPodAutoscaler provided to Apply must not be nil")
+	}
+	patchOpts := opts.ToPatchOptions()
+	data, err := json.Marshal(horizontalPodAutoscaler)
+	if err != nil {
+		return nil, err
+	}
+	name := horizontalPodAutoscaler.Name
+	if name == nil {
+		return nil, fmt.Errorf("horizontalPodAutoscaler.Name must be provided to Apply")
+	}
+	result = &v2.HorizontalPodAutoscaler{}
+	err = c.client.Patch(types.ApplyPatchType).
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		Name(*name).
+		VersionedParams(&patchOpts, scheme.ParameterCodec).
+		Body(data).
+		Do(ctx).
+		Into(result)
+	return
+}
+
+// ApplyStatus was generated because the type contains a Status member.
+// Add a +genclient:noStatus comment above the type to avoid generating ApplyStatus().
+func (c *horizontalPodAutoscalers) ApplyStatus(ctx context.Context, horizontalPodAutoscaler *autoscalingv2.HorizontalPodAutoscalerApplyConfiguration, opts v1.ApplyOptions) (result *v2.HorizontalPodAutoscaler, err error) {
+	if horizontalPodAutoscaler == nil {
+		return nil, fmt.Errorf("horizontalPodAutoscaler provided to Apply must not be nil")
+	}
+	patchOpts := opts.ToPatchOptions()
+	data, err := json.Marshal(horizontalPodAutoscaler)
+	if err != nil {
+		return nil, err
+	}
+
+	name := horizontalPodAutoscaler.Name
+	if name == nil {
+		return nil, fmt.Errorf("horizontalPodAutoscaler.Name must be provided to Apply")
+	}
+
+	result = &v2.HorizontalPodAutoscaler{}
+	err = c.client.Patch(types.ApplyPatchType).
+		Namespace(c.ns).
+		Resource("horizontalpodautoscalers").
+		Name(*name).
+		SubResource("status").
+		VersionedParams(&patchOpts, scheme.ParameterCodec).
+		Body(data).
+		Do(ctx).
+		Into(result)
+	return
+}

staging/src/k8s.io/client-go/listers/autoscaling/v2/expansion_generated.go

@@ -0,0 +1,27 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by lister-gen. DO NOT EDIT.
+
+package v2
+
+// HorizontalPodAutoscalerListerExpansion allows custom methods to be added to
+// HorizontalPodAutoscalerLister.
+type HorizontalPodAutoscalerListerExpansion interface{}
+
+// HorizontalPodAutoscalerNamespaceListerExpansion allows custom methods to be added to
+// HorizontalPodAutoscalerNamespaceLister.
+type HorizontalPodAutoscalerNamespaceListerExpansion interface{}

staging/src/k8s.io/client-go/listers/autoscaling/v2/horizontalpodautoscaler.go

@@ -0,0 +1,99 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by lister-gen. DO NOT EDIT.
+
+package v2
+
+import (
+	v2 "k8s.io/api/autoscaling/v2"
+	"k8s.io/apimachinery/pkg/api/errors"
+	"k8s.io/apimachinery/pkg/labels"
+	"k8s.io/client-go/tools/cache"
+)
+
+// HorizontalPodAutoscalerLister helps list HorizontalPodAutoscalers.
+// All objects returned here must be treated as read-only.
+type HorizontalPodAutoscalerLister interface {
+	// List lists all HorizontalPodAutoscalers in the indexer.
+	// Objects returned here must be treated as read-only.
+	List(selector labels.Selector) (ret []*v2.HorizontalPodAutoscaler, err error)
+	// HorizontalPodAutoscalers returns an object that can list and get HorizontalPodAutoscalers.
+	HorizontalPodAutoscalers(namespace string) HorizontalPodAutoscalerNamespaceLister
+	HorizontalPodAutoscalerListerExpansion
+}
+
+// horizontalPodAutoscalerLister implements the HorizontalPodAutoscalerLister interface.
+type horizontalPodAutoscalerLister struct {
+	indexer cache.Indexer
+}
+
+// NewHorizontalPodAutoscalerLister returns a new HorizontalPodAutoscalerLister.
+func NewHorizontalPodAutoscalerLister(indexer cache.Indexer) HorizontalPodAutoscalerLister {
+	return &horizontalPodAutoscalerLister{indexer: indexer}
+}
+
+// List lists all HorizontalPodAutoscalers in the indexer.
+func (s *horizontalPodAutoscalerLister) List(selector labels.Selector) (ret []*v2.HorizontalPodAutoscaler, err error) {
+	err = cache.ListAll(s.indexer, selector, func(m interface{}) {
+		ret = append(ret, m.(*v2.HorizontalPodAutoscaler))
+	})
+	return ret, err
+}
+
+// HorizontalPodAutoscalers returns an object that can list and get HorizontalPodAutoscalers.
+func (s *horizontalPodAutoscalerLister) HorizontalPodAutoscalers(namespace string) HorizontalPodAutoscalerNamespaceLister {
+	return horizontalPodAutoscalerNamespaceLister{indexer: s.indexer, namespace: namespace}
+}
+
+// HorizontalPodAutoscalerNamespaceLister helps list and get HorizontalPodAutoscalers.
+// All objects returned here must be treated as read-only.
+type HorizontalPodAutoscalerNamespaceLister interface {
+	// List lists all HorizontalPodAutoscalers in the indexer for a given namespace.
+	// Objects returned here must be treated as read-only.
+	List(selector labels.Selector) (ret []*v2.HorizontalPodAutoscaler, err error)
+	// Get retrieves the HorizontalPodAutoscaler from the indexer for a given namespace and name.
+	// Objects returned here must be treated as read-only.
+	Get(name string) (*v2.HorizontalPodAutoscaler, error)
+	HorizontalPodAutoscalerNamespaceListerExpansion
+}
+
+// horizontalPodAutoscalerNamespaceLister implements the HorizontalPodAutoscalerNamespaceLister
+// interface.
+type horizontalPodAutoscalerNamespaceLister struct {
+	indexer   cache.Indexer
+	namespace string
+}
+
+// List lists all HorizontalPodAutoscalers in the indexer for a given namespace.
+func (s horizontalPodAutoscalerNamespaceLister) List(selector labels.Selector) (ret []*v2.HorizontalPodAutoscaler, err error) {
+	err = cache.ListAllByNamespace(s.indexer, s.namespace, selector, func(m interface{}) {
+		ret = append(ret, m.(*v2.HorizontalPodAutoscaler))
+	})
+	return ret, err
+}
+
+// Get retrieves the HorizontalPodAutoscaler from the indexer for a given namespace and name.
+func (s horizontalPodAutoscalerNamespaceLister) Get(name string) (*v2.HorizontalPodAutoscaler, error) {
+	obj, exists, err := s.indexer.GetByKey(s.namespace + "/" + name)
+	if err != nil {
+		return nil, err
+	}
+	if !exists {
+		return nil, errors.NewNotFound(v2.Resource("horizontalpodautoscaler"), name)
+	}
+	return obj.(*v2.HorizontalPodAutoscaler), nil
+}

test/cmd/get.sh

@@ -108,7 +108,7 @@ run_kubectl_get_tests() {
   kube::test::if_has_string "${output_message}" "/apis/apps/v1/namespaces/default/deployments 200 OK"
   kube::test::if_has_string "${output_message}" "/apis/apps/v1/namespaces/default/replicasets 200 OK"
   kube::test::if_has_string "${output_message}" "/apis/apps/v1/namespaces/default/statefulsets 200 OK"
-  kube::test::if_has_string "${output_message}" "/apis/autoscaling/v1/namespaces/default/horizontalpodautoscalers 200"
+  kube::test::if_has_string "${output_message}" "/apis/autoscaling/v2/namespaces/default/horizontalpodautoscalers 200"
   kube::test::if_has_string "${output_message}" "/apis/batch/v1/namespaces/default/jobs 200 OK"
   kube::test::if_has_not_string "${output_message}" "/apis/extensions/v1beta1/namespaces/default/daemonsets 200 OK"
   kube::test::if_has_not_string "${output_message}" "/apis/extensions/v1beta1/namespaces/default/deployments 200 OK"

test/cmd/legacy-script.sh

@@ -377,7 +377,7 @@ runTests() {
   export container_name_field="(index .spec.template.spec.containers 0).name"
   export hpa_min_field=".spec.minReplicas"
   export hpa_max_field=".spec.maxReplicas"
-  export hpa_cpu_field=".spec.targetCPUUtilizationPercentage"
+  export hpa_cpu_field="(index .spec.metrics 0).resource.target.averageUtilization"
   export template_labels=".spec.template.metadata.labels.name"
   export statefulset_replicas_field=".spec.replicas"
   export statefulset_observed_generation=".status.observedGeneration"

test/cmd/save-config.sh

@@ -87,14 +87,14 @@ run_save_config_tests() {
   kubectl autoscale -f hack/testdata/frontend-controller.yaml --save-config "${kube_flags[@]}" --max=2
   # Post-Condition: hpa "frontend" has configuration annotation
   grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get hpa frontend -o yaml "${kube_flags[@]}")"
-  # Ensure we can interact with HPA objects in lists through autoscaling/v1 APIs
+  # Ensure we can interact with HPA objects in lists through autoscaling/v2 APIs
   output_message=$(kubectl get hpa -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
-  kube::test::if_has_string "${output_message}" 'autoscaling/v1'
+  kube::test::if_has_string "${output_message}" 'autoscaling/v2'
   output_message=$(kubectl get hpa.autoscaling -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
-  kube::test::if_has_string "${output_message}" 'autoscaling/v1'
+  kube::test::if_has_string "${output_message}" 'autoscaling/v2'
   # tests kubectl group prefix matching
   output_message=$(kubectl get hpa.autoscal -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
-  kube::test::if_has_string "${output_message}" 'autoscaling/v1'
+  kube::test::if_has_string "${output_message}" 'autoscaling/v2'
   # Clean up
   # Note that we should delete hpa first, otherwise it may fight with the rc reaper.
   kubectl delete hpa frontend "${kube_flags[@]}"

test/integration/apiserver/apply/reset_fields_test.go

@@ -56,6 +56,7 @@ var resetFieldsStatusData = map[schema.GroupVersionResource]string{
 	gvr("networking.k8s.io", "v1beta1", "ingresses"):                `{"status": {"loadBalancer": {"ingress": [{"ip": "127.0.0.2"}]}}}`,
 	gvr("networking.k8s.io", "v1", "ingresses"):                     `{"status": {"loadBalancer": {"ingress": [{"ip": "127.0.0.2"}]}}}`,
 	gvr("autoscaling", "v1", "horizontalpodautoscalers"):            `{"status": {"currentReplicas": 25}}`,
+	gvr("autoscaling", "v2", "horizontalpodautoscalers"):            `{"status": {"currentReplicas": 25}}`,
 	gvr("batch", "v1", "cronjobs"):                                  `{"status": {"lastScheduleTime":  "2020-01-01T00:00:00Z"}}`,
 	gvr("batch", "v1beta1", "cronjobs"):                             `{"status": {"lastScheduleTime":  "2020-01-01T00:00:00Z"}}`,
 	gvr("storage.k8s.io", "v1", "volumeattachments"):                `{"status": {"attached": false}}`,
@@ -110,6 +111,7 @@ var resetFieldsSpecData = map[schema.GroupVersionResource]string{
 	gvr("apps", "v1", "replicasets"):                                               `{"spec": {"template": {"spec": {"containers": [{"image": "` + image2 + `", "name": "container4"}]}}}}`,
 	gvr("apps", "v1", "statefulsets"):                                              `{"spec": {"selector": {"matchLabels": {"a2": "b2"}}}}`,
 	gvr("autoscaling", "v1", "horizontalpodautoscalers"):                           `{"spec": {"maxReplicas": 23}}`,
+	gvr("autoscaling", "v2", "horizontalpodautoscalers"):                           `{"spec": {"maxReplicas": 23}}`,
 	gvr("autoscaling", "v2beta1", "horizontalpodautoscalers"):                      `{"spec": {"maxReplicas": 23}}`,
 	gvr("autoscaling", "v2beta2", "horizontalpodautoscalers"):                      `{"spec": {"maxReplicas": 23}}`,
 	gvr("batch", "v1", "jobs"):                                                     `{"spec": {"template": {"spec": {"containers": [{"image": "` + image2 + `", "name": "container1"}]}}}}`,

test/integration/apiserver/apply/status_test.go

@@ -51,6 +51,7 @@ var statusData = map[schema.GroupVersionResource]string{
 	gvr("networking.k8s.io", "v1beta1", "ingresses"):                `{"status": {"loadBalancer": {"ingress": [{"ip": "127.0.0.1"}]}}}`,
 	gvr("networking.k8s.io", "v1", "ingresses"):                     `{"status": {"loadBalancer": {"ingress": [{"ip": "127.0.0.1"}]}}}`,
 	gvr("autoscaling", "v1", "horizontalpodautoscalers"):            `{"status": {"currentReplicas": 5}}`,
+	gvr("autoscaling", "v2", "horizontalpodautoscalers"):            `{"status": {"currentReplicas": 5}}`,
 	gvr("batch", "v1", "cronjobs"):                                  `{"status": {"lastScheduleTime": null}}`,
 	gvr("batch", "v1beta1", "cronjobs"):                             `{"status": {"lastScheduleTime": null}}`,
 	gvr("storage.k8s.io", "v1", "volumeattachments"):                `{"status": {"attached": true}}`,

test/integration/etcd/data.go

@@ -131,6 +131,14 @@ func GetEtcdStorageDataForNamespace(namespace string) map[schema.GroupVersionRes
 		},
 		// --
 
+		// k8s.io/kubernetes/pkg/apis/autoscaling/v2
+		gvr("autoscaling", "v2", "horizontalpodautoscalers"): {
+			Stub:             `{"metadata": {"name": "hpa4"}, "spec": {"maxReplicas": 3, "scaleTargetRef": {"kind": "something", "name": "cross"}}}`,
+			ExpectedEtcdPath: "/registry/horizontalpodautoscalers/" + namespace + "/hpa4",
+			ExpectedGVK:      gvkP("autoscaling", "v1", "HorizontalPodAutoscaler"),
+		},
+		// --
+
 		// k8s.io/kubernetes/pkg/apis/autoscaling/v2beta1
 		gvr("autoscaling", "v2beta1", "horizontalpodautoscalers"): {
 			Stub:             `{"metadata": {"name": "hpa1"}, "spec": {"maxReplicas": 3, "scaleTargetRef": {"kind": "something", "name": "cross"}}}`,

vendor/modules.txt

@@ -1279,6 +1279,7 @@ k8s.io/api/authentication/v1beta1
 k8s.io/api/authorization/v1
 k8s.io/api/authorization/v1beta1
 k8s.io/api/autoscaling/v1
+k8s.io/api/autoscaling/v2
 k8s.io/api/autoscaling/v2beta1
 k8s.io/api/autoscaling/v2beta2
 k8s.io/api/batch/v1
@@ -1597,6 +1598,7 @@ k8s.io/client-go/applyconfigurations/apps/v1
 k8s.io/client-go/applyconfigurations/apps/v1beta1
 k8s.io/client-go/applyconfigurations/apps/v1beta2
 k8s.io/client-go/applyconfigurations/autoscaling/v1
+k8s.io/client-go/applyconfigurations/autoscaling/v2
 k8s.io/client-go/applyconfigurations/autoscaling/v2beta1
 k8s.io/client-go/applyconfigurations/autoscaling/v2beta2
 k8s.io/client-go/applyconfigurations/batch/v1
@@ -1654,6 +1656,7 @@ k8s.io/client-go/informers/apps/v1beta1
 k8s.io/client-go/informers/apps/v1beta2
 k8s.io/client-go/informers/autoscaling
 k8s.io/client-go/informers/autoscaling/v1
+k8s.io/client-go/informers/autoscaling/v2
 k8s.io/client-go/informers/autoscaling/v2beta1
 k8s.io/client-go/informers/autoscaling/v2beta2
 k8s.io/client-go/informers/batch
@@ -1727,6 +1730,8 @@ k8s.io/client-go/kubernetes/typed/authorization/v1beta1
 k8s.io/client-go/kubernetes/typed/authorization/v1beta1/fake
 k8s.io/client-go/kubernetes/typed/autoscaling/v1
 k8s.io/client-go/kubernetes/typed/autoscaling/v1/fake
+k8s.io/client-go/kubernetes/typed/autoscaling/v2
+k8s.io/client-go/kubernetes/typed/autoscaling/v2/fake
 k8s.io/client-go/kubernetes/typed/autoscaling/v2beta1
 k8s.io/client-go/kubernetes/typed/autoscaling/v2beta1/fake
 k8s.io/client-go/kubernetes/typed/autoscaling/v2beta2
@@ -1800,6 +1805,7 @@ k8s.io/client-go/listers/apps/v1
 k8s.io/client-go/listers/apps/v1beta1
 k8s.io/client-go/listers/apps/v1beta2
 k8s.io/client-go/listers/autoscaling/v1
+k8s.io/client-go/listers/autoscaling/v2
 k8s.io/client-go/listers/autoscaling/v2beta1
 k8s.io/client-go/listers/autoscaling/v2beta2
 k8s.io/client-go/listers/batch/v1