fix(chart): Update autoscaling to handle v2beta schema (#71)

charts/trino/templates/autoscaler.yaml

@@ -1,14 +1,22 @@
 {{- if .Values.server.autoscaling.enabled -}}
-apiVersion: autoscaling/v1
+apiVersion: autoscaling/v2
 kind: HorizontalPodAutoscaler
 metadata:
   name: {{ template "trino.worker" . }}
 spec:
-  maxReplicas: {{ .Values.server.autoscaling.maxReplicas }}
+  maxReplicas: {{ max (.Values.server.workers) (.Values.server.autoscaling.maxReplicas) }}
   minReplicas: {{ .Values.server.workers }}
   scaleTargetRef:
     apiVersion: apps/v1
     kind: Deployment
     name: {{ template "trino.worker" . }}
-  targetCPUUtilizationPercentage: {{ .Values.server.autoscaling.targetCPUUtilizationPercentage }}
+  {{- if .Values.server.autoscaling.metrics }}
+  metrics:
+  {{-  tpl (toYaml .Values.server.autoscaling.metrics) . | nindent 4 }}
+  {{- end }}
+  {{- if .Values.server.autoscaling.behavior }}
+  behavior:
+  {{-  tpl (toYaml .Values.server.autoscaling.behavior) . | nindent 4 }}
+  {{- end }}
+
 {{- end }}

charts/trino/templates/deployment-worker.yaml

@@ -12,7 +12,9 @@ metadata:
   annotations:
     reloader.stakater.com/auto: "true"
 spec:
+  {{- if not (.Values.server.autoscaling.enabled) }}
   replicas: {{ .Values.server.workers }}
+  {{- end }}
   selector:
     matchLabels:
       app: {{ template "trino.name" . }}

charts/trino/values.yaml

@@ -56,7 +56,14 @@ server:
   autoscaling:
     enabled: false
     maxReplicas: 5
-    targetCPUUtilizationPercentage: 50
+    metrics:
+      - type: Resource
+        resource:
+          name: cpu
+          target:
+            type: Utilization
+            averageUtilization: 50
+    behavior:
 
 # use this to override the standard entrypoint when you need to use the vault agent injector
 entrypointOverride: {}