feat: add py-kube-downscaler to addons module

charts/kubezero-addons/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: kubezero-addons
 description: KubeZero umbrella chart for various optional cluster addons
 type: application
-version: 0.8.10
+version: 0.8.11
 appVersion: v1.30
 home: https://kubezero.com
 icon: https://cdn.zero-downtime.net/assets/kubezero/logo-small-64.png
@@ -15,6 +15,7 @@ keywords:
   - sealed-secrets
   - external-dns
   - aws-node-termination-handler
+  - py-kube-downscaler
 maintainers:
   - name: Stefan Reimer
     email: stefan@zero-downtime.net
@@ -44,4 +45,8 @@ dependencies:
     version: 1.5.0
     repository: https://twin.github.io/helm-charts
     condition: aws-eks-asg-rolling-update-handler.enabled
+  - name: py-kube-downscaler
+    version: 0.2.11
+    repository: https://caas-team.github.io/helm-charts/
+    condition: py-kube-downscaler.enabled
 kubeVersion: ">= 1.26.0"

charts/kubezero-addons/README.md

@@ -1,6 +1,6 @@
 # kubezero-addons
 
-![Version: 0.8.10](https://img.shields.io/badge/Version-0.8.10-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: v1.30](https://img.shields.io/badge/AppVersion-v1.30-informational?style=flat-square)
+![Version: 0.8.11](https://img.shields.io/badge/Version-0.8.11-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: v1.30](https://img.shields.io/badge/AppVersion-v1.30-informational?style=flat-square)
 
 KubeZero umbrella chart for various optional cluster addons
 
@@ -19,6 +19,7 @@ Kubernetes: `>= 1.26.0`
 | Repository | Name | Version |
 |------------|------|---------|
 | https://bitnami-labs.github.io/sealed-secrets | sealed-secrets | 2.16.2 |
+| https://caas-team.github.io/helm-charts/ | py-kube-downscaler | 0.2.11 |
 | https://kubernetes-sigs.github.io/external-dns/ | external-dns | 1.15.0 |
 | https://kubernetes.github.io/autoscaler | cluster-autoscaler | 9.43.2 |
 | https://nvidia.github.io/k8s-device-plugin | nvidia-device-plugin | 0.17.0 |
@@ -156,7 +157,10 @@ Device plugin for [AWS Neuron](https://aws.amazon.com/machine-learning/neuron/)
 | nvidia-device-plugin.affinity.nodeAffinity.requiredDuringSchedulingIgnoredDuringExecution.nodeSelectorTerms[0].matchExpressions[0].values[7] | string | `"g5.48xlarge"` |  |
 | nvidia-device-plugin.affinity.nodeAffinity.requiredDuringSchedulingIgnoredDuringExecution.nodeSelectorTerms[0].matchExpressions[0].values[8] | string | `"g4dn.xlarge"` |  |
 | nvidia-device-plugin.affinity.nodeAffinity.requiredDuringSchedulingIgnoredDuringExecution.nodeSelectorTerms[0].matchExpressions[0].values[9] | string | `"g4dn.2xlarge"` |  |
+| nvidia-device-plugin.cdi.nvidiaHookPath | string | `"/usr/bin"` |  |
+| nvidia-device-plugin.deviceDiscoveryStrategy | string | `"nvml"` |  |
 | nvidia-device-plugin.enabled | bool | `false` |  |
+| nvidia-device-plugin.runtimeClassName | string | `"nvidia"` |  |
 | nvidia-device-plugin.tolerations[0].effect | string | `"NoSchedule"` |  |
 | nvidia-device-plugin.tolerations[0].key | string | `"nvidia.com/gpu"` |  |
 | nvidia-device-plugin.tolerations[0].operator | string | `"Exists"` |  |

charts/kubezero-addons/values.yaml

@@ -276,3 +276,33 @@ external-dns:
   #- istio-gateway
 
   provider: inmemory
+
+
+py-kube-downscaler:
+  enabled: false
+
+  tolerations:
+  - key: node-role.kubernetes.io/control-plane
+    effect: NoSchedule
+  nodeSelector:
+    node-role.kubernetes.io/control-plane: ""
+
+  resources:
+    limits:
+      cpu: null
+      memory: 512Mi
+    requests:
+      cpu: 10m
+      memory: 64Mi
+
+  # By default no NOT scale down KubeZero modules
+  excludedNamespaces:
+  - kube-system
+  - operators
+  - monitoring
+  - logging
+  - telemetry
+  - istio-system
+  - istio-ingress
+  - cert-manager
+  - argocd

charts/kubezero/templates/addons.yaml

@@ -109,11 +109,6 @@ fuseDevicePlugin:
   {{- toYaml . | nindent 2 }}
 {{- end }}
 
-{{- with .Values.addons.awsNeuron }}
-awsNeuron:
-  {{- toYaml . | nindent 2 }}
-{{- end }}
-
 {{- with index .Values "addons" "nvidia-device-plugin" }}
 nvidia-device-plugin:
   {{- toYaml . | nindent 2 }}
@@ -130,8 +125,13 @@ sealed-secrets:
   {{- end }}
 {{- end }}
 
-{{- if .Values.global.aws.region }}
+{{- with index .Values "addons" "py-kube-downscaler" }}
+py-kube-downscaler:
+  {{- toYaml . | nindent 2 }}
+{{- end }}
+
 # AWS only
+{{- if eq .Values.global.platform "aws" }}
 aws-node-termination-handler:
   enabled: {{ default "true" (index .Values "addons" "aws-node-termination-handler" "enabled") }}
 
@@ -181,6 +181,12 @@ aws-eks-asg-rolling-update-handler:
       value: "/var/run/secrets/sts.amazonaws.com/serviceaccount/token"
     - name: AWS_STS_REGIONAL_ENDPOINTS
       value: "regional"
+
+{{- with .Values.addons.awsNeuron }}
+awsNeuron:
+  {{- toYaml . | nindent 2 }}
+{{- end }}
+
 {{- end }}
 
 {{- end }}