Created a yaml file for HPA

charts/vineyard-operator/templates/hpa.yaml

@@ -0,0 +1,34 @@
+apiVersion: autoscaling/v2
+kind: HorizontalPodAutoscaler
+metadata:
+  name: {{ include "vineyard-operator.fullname" . }}-hpa
+  labels:
+    {{- include "vineyard-operator.labels" . | nindent 4 }}
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: {{ include "vineyard-operator.fullname" . }}-controller-manager
+  minReplicas: {{ .Values.autoscaling.minReplicas }}
+  maxReplicas: {{ .Values.autoscaling.maxReplicas }}
+  metrics:
+  - type: Resource
+    resource:
+      name: memory
+      target:
+        type: Utilization
+        averageUtilization: {{ .Values.autoscaling.targetMemoryUtilization }}
+  behavior:
+    scaleUp:
+      policies:
+      - type: Pods
+        value: {{ .Values.autoscaling.scaleUp.pods }}
+        periodSeconds: {{ .Values.autoscaling.scaleUp.periodSeconds }}
+      selectPolicy: Max
+      stabilizationWindowSeconds: {{ .Values.autoscaling.scaleUp.stabilizationWindowSeconds }}
+    scaleDown:
+      policies:
+      - type: Percent
+        value: {{ .Values.autoscaling.scaleDown.percent }}
+        periodSeconds: {{ .Values.autoscaling.scaleDown.periodSeconds }}
+      stabilizationWindowSeconds: {{ .Values.autoscaling.scaleDown.stabilizationWindowSeconds }}

charts/vineyard-operator/values.yaml

@@ -41,4 +41,19 @@ webhookService:
     protocol: TCP
     targetPort: 9443
   type: ClusterIP
+autoscaling:
+  enabled: true
+  minReplicas: 2
+  maxReplicas: 10
+  targetMemoryUtilization: 50
+
+  scaleUp:
+    pods: 2
+    periodSeconds: 15
+    stabilizationWindowSeconds: 0
+
+  scaleDown:
+    percent: 50
+    periodSeconds: 60
+    stabilizationWindowSeconds: 300
 fullnameOverride: vineyard