Merge pull request #25 from thaunghtike-share/thaung/issue-12

add autoscaling

Author: abhiyerra

README.md

@@ -52,6 +52,12 @@ apps:
   - name: payroll
     secrets:
       USERNAME: opszero
+    autoscaling:
+      enabled: true
+      minReplicas: 2
+      maxReplicas: 4
+      targetCPUUtilizationPercentage: 75
+      targetMemoryUtilizationPercentage: 75
     service:
       enabled: true
       type: ClusterIP

charts/tiphys/Chart.yaml

@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.5.4
+version: 0.5.5
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
@@ -26,4 +26,4 @@ dependencies:
   - name: redis
     version: 17.3.11
     repository: https://charts.bitnami.com/bitnami
-    condition: redis.enabled
+    condition: redis.enabled

charts/tiphys/templates/app.yaml

@@ -52,6 +52,9 @@ metadata:
   labels:
     {{- include "opszero.selectorLabels" $ | nindent 4 }}-{{ $app.name }}
 spec:
+  {{- if not $app.autoscaling.enabled }}
+  replicas: {{ $.Values.replicaCount }}
+  {{- end }}
   selector:
     matchLabels:
       {{- include "opszero.selectorLabels" $ | nindent 6 }}-{{ $app.name }}
@@ -106,6 +109,7 @@ stringData:
 {{- end }}
 {{- end }}
 
+{{- if $app.autoscaling.enabled }}
 ---
 apiVersion: keda.sh/v1alpha1
 kind: ScaledObject
@@ -117,18 +121,19 @@ spec:
   scaleTargetRef:
     name: {{ include "opszero.fullname" $ }}-{{ $app.name }}
     kind: Deployment
-  minReplicaCount: {{ $.Values.autoscaling.minReplicas }}
-  maxReplicaCount: {{ $.Values.autoscaling.maxReplicas }}
+  minReplicaCount: {{ default $.Values.autoscaling.minReplicas $app.autoscaling.minReplicas }}
+  maxReplicaCount: {{ default $.Values.autoscaling.maxReplicas $app.autoscaling.maxReplicas }}
   cooldownPeriod: 60
   triggers:
   - type: cpu
     metadata:
       type: Utilization
-      value: {{ $.Values.autoscaling.targetCPUUtilizationPercentage | quote }}
+      value: {{ default $.Values.autoscaling.CPUUtilizationPercentage $app.autoscaling.targetCPUUtilizationPercentage | quote }}
   - type: memory
     metadata:
       type: Utilization
-      value: {{ $.Values.autoscaling.targetMemoryUtilizationPercentage | quote }}
+      value: {{ default $.Values.autoscaling.targetMemoryUtilizationPercentage $app.autoscaling.targetMemoryUtilizationPercentage | quote }}
+{{- end }}
 ---
 apiVersion: networking.k8s.io/v1
 kind: Ingress

charts/tiphys/values.yaml

@@ -1,6 +1,7 @@
 defaultImage: ""
 imagePullSecrets: []
 nameOverride: ""
+replicaCount: 1
 
 serviceAccount:
   # Specifies whether a service account should be created