From e276f1b84d4170fe6ff657fa40523dc879de1f9a Mon Sep 17 00:00:00 2001
From: Bryan Brancotte <bryan.brancotte@pasteur.fr>
Date: Wed, 18 May 2022 15:34:00 +0200
Subject: [PATCH] Provide HorizontalPodAutoscaler
---
chart/templates/celery-auto-scaling.yaml | 39 ++++++++++++++++++++++++
chart/values.yaml | 2 ++
2 files changed, 41 insertions(+)
create mode 100644 chart/templates/celery-auto-scaling.yaml
diff --git a/chart/templates/celery-auto-scaling.yaml b/chart/templates/celery-auto-scaling.yaml
new file mode 100644
index 00000000..dd06fe74
--- /dev/null
+++ b/chart/templates/celery-auto-scaling.yaml
@@ -0,0 +1,39 @@
+{{- if .Values.celery.autoScaling}}
+#apiVersion: autoscaling/v1
+#kind: HorizontalPodAutoscaler
+#metadata:
+# name: {{ printf "%s-%s" .Release.Name "hpa" }}
+#spec:
+# scaleTargetRef:
+# apiVersion: apps/v1
+# kind: StatefulSet
+# name: {{ printf "%s-%s" .Release.Name "celery" }}
+# minReplicas: 1
+# maxReplicas: 3
+# targetCPUUtilizationPercentage: 50
+---
+apiVersion: autoscaling/v2beta2
+kind: HorizontalPodAutoscaler
+metadata:
+ name: {{ printf "%s-%s" .Release.Name "hpa" }}
+spec:
+ scaleTargetRef:
+ apiVersion: apps/v1
+ kind: StatefulSet
+ name: {{ printf "%s-%s" .Release.Name "celery" }}
+ minReplicas: 1
+ maxReplicas: 3
+ metrics:
+ - type: Resource
+ resource:
+ name: cpu
+ target:
+ type: Utilization
+ averageUtilization: 50
+ behavior:
+ scaleDown:
+ stabilizationWindowSeconds: 120
+ scaleUp:
+ stabilizationWindowSeconds: 10
+---
+{{- end }}
\ No newline at end of file
diff --git a/chart/values.yaml b/chart/values.yaml
index e9fce4ce..7fcb111d 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -50,7 +50,9 @@ ingress:
name: chart-example.local
celery:
+ # should not be enabled as long as project are not stored in a db
autoScaling: false # optional, default: false
+ # should stay to 1 replicat as long as project are not stored in a db
replicas: 1 # optional, default: 1
resources:
requests:
--
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