deploy/docker-registry/templates/hpa.yaml

{{- if .Values.autoscaling.enabled }}
{{- $apiVersions := .Capabilities.APIVersions -}}
{{- if $apiVersions.Has "autoscaling/v2" }}
apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata:
  name: {{ template "docker-registry.fullname" . }}
  labels:
    app: {{ template "docker-registry.name" . }}
    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
    release: {{ .Release.Name }}
    heritage: {{ .Release.Service }}
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: {{ template "docker-registry.fullname" . }}
  minReplicas: {{ .Values.autoscaling.minReplicas }}
  maxReplicas: {{ .Values.autoscaling.maxReplicas }}
  metrics:
{{- with .Values.autoscaling.targetCPUUtilizationPercentage }}
    - type: Resource
      resource:
        name: cpu
        target:
          type: Utilization
          averageUtilization: {{ . }}
{{- end }}
{{- with .Values.autoscaling.targetMemoryUtilizationPercentage }}
    - type: Resource
      resource:
        name: memory
        target:
          type: Utilization
          averageUtilization: {{ . }}
{{- end }}
{{- with .Values.autoscaling.behavior }}
  behavior:
    {{- toYaml . | nindent 4 }}
{{- end }}
{{- end }}
{{- end }}