Update vendor

vendor/k8s.io/kubernetes/pkg/kubectl/autoscale.go

@@ -0,0 +1,85 @@
+/*
+Copyright 2015 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 kubectl
+
+import (
+	"fmt"
+
+	autoscalingv1 "k8s.io/api/autoscaling/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+)
+
+// HorizontalPodAutoscalerV1Generator supports stable generation of a horizontal pod autoscaler.
+type HorizontalPodAutoscalerGeneratorV1 struct {
+	Name               string
+	ScaleRefKind       string
+	ScaleRefName       string
+	ScaleRefApiVersion string
+	MinReplicas        int32
+	MaxReplicas        int32
+	CPUPercent         int32
+}
+
+// Ensure it supports the generator pattern that uses parameters specified during construction.
+var _ StructuredGenerator = &HorizontalPodAutoscalerGeneratorV1{}
+
+// StructuredGenerate outputs a horizontal pod autoscaler object using the configured fields.
+func (s *HorizontalPodAutoscalerGeneratorV1) StructuredGenerate() (runtime.Object, error) {
+	if err := s.validate(); err != nil {
+		return nil, err
+	}
+
+	scaler := autoscalingv1.HorizontalPodAutoscaler{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: s.Name,
+		},
+		Spec: autoscalingv1.HorizontalPodAutoscalerSpec{
+			ScaleTargetRef: autoscalingv1.CrossVersionObjectReference{
+				Kind:       s.ScaleRefKind,
+				Name:       s.ScaleRefName,
+				APIVersion: s.ScaleRefApiVersion,
+			},
+			MaxReplicas: s.MaxReplicas,
+		},
+	}
+
+	if s.MinReplicas > 0 {
+		v := int32(s.MinReplicas)
+		scaler.Spec.MinReplicas = &v
+	}
+	if s.CPUPercent >= 0 {
+		c := int32(s.CPUPercent)
+		scaler.Spec.TargetCPUUtilizationPercentage = &c
+	}
+
+	return &scaler, nil
+}
+
+// validate check if the caller has set the right fields.
+func (s HorizontalPodAutoscalerGeneratorV1) validate() error {
+	if len(s.Name) == 0 {
+		return fmt.Errorf("name must be specified")
+	}
+	if s.MaxReplicas < 1 {
+		return fmt.Errorf("'max' is a required parameter and must be at least 1")
+	}
+	if s.MinReplicas > s.MaxReplicas {
+		return fmt.Errorf("'max' must be greater than or equal to 'min'")
+	}
+	return nil
+}