{{- /*
Meesho Custom: KEDA ScaledObject for Envoy autoscaling
*/}}

{{- if .Values.envoy.autoscaling.keda.enabled }}
apiVersion: keda.sh/v1alpha1
kind: ScaledObject
metadata:
  name: {{ printf "%s-envoy" (include "common.names.fullname" .) | trunc 63 | trimSuffix "-" }}
  namespace: {{ include "common.names.namespace" . | quote }}
  {{- $versionLabel := dict "app.kubernetes.io/version" ( include "common.images.version" ( dict "imageRoot" .Values.envoy.image "chart" .Chart ) ) }}
  {{- $labels := include "common.tplvalues.merge" ( dict "values" ( list .Values.commonLabels $versionLabel ) "context" . ) }}
  labels: {{- include "common.labels.standard" ( dict "customLabels" $labels "context" $ ) | nindent 4 }}
    app.kubernetes.io/component: envoy
  {{- if .Values.commonAnnotations }}
  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
  {{- end }}
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: {{ printf "%s-envoy" (include "common.names.fullname" .) | trunc 63 | trimSuffix "-" }}
  pollingInterval:  {{ .Values.envoy.autoscaling.keda.pollingInterval }}
  minReplicaCount:  {{ .Values.envoy.autoscaling.minReplicas }}
  maxReplicaCount:  {{ .Values.envoy.autoscaling.maxReplicas }}
  advanced:
    horizontalPodAutoscalerConfig:
      behavior:
        scaleDown:
          stabilizationWindowSeconds: {{ .Values.envoy.autoscaling.keda.stabilizationWindowSeconds | default "300" }}
          policies:
          {{- range .Values.envoy.autoscaling.keda.scaledown.policies }}
          - type: {{ .type }}
            value: {{ .value }}
            periodSeconds: {{ .periodseconds }}
          {{- end }}
          selectPolicy: {{ .Values.envoy.autoscaling.keda.scaledown.selectpolicy }}
        scaleUp:
          stabilizationWindowSeconds: {{ .Values.envoy.autoscaling.keda.scaleup.stabilizationWindowSeconds }}
          policies:
          {{- range .Values.envoy.autoscaling.keda.scaleup.policies }}
          - type: {{ .type }}
            value: {{ .value }}
            periodSeconds: {{ .periodseconds }}
          {{- end }}
          selectPolicy: {{ .Values.envoy.autoscaling.keda.scaleup.selectpolicy }}
  triggers:
  - metadata:
      value: {{ .Values.envoy.autoscaling.targetCPU | quote }}
    metricType: Utilization
    type: cpu
  - metadata:
      value: {{ .Values.envoy.autoscaling.targetMemory | quote }}
    metricType: Utilization
    type: memory
{{- if .Values.envoy.autoscaling.keda.triggers }}
{{- toYaml .Values.envoy.autoscaling.keda.triggers | nindent 2 }}
{{- end }}

{{- end }}