feat(helm): install descheduler

willianpaixao · Dec 3, 2024 · 7e76029 · 7e76029
1 parent 6e49589
commit 7e76029
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diff --git a/kubernetes/raspberry/flux/repositories/helm/descheduler.yaml b/kubernetes/raspberry/flux/repositories/helm/descheduler.yaml
@@ -0,0 +1,10 @@
+---
+# yaml-language-server: $schema=https://github.com/fluxcd-community/flux2-schemas/raw/main/helmrepository-source-v1beta2.json
+apiVersion: source.toolkit.fluxcd.io/v1
+kind: HelmRepository
+metadata:
+  name: descheduler
+  namespace: flux-system
+spec:
+  interval: 2h
+  url: https://kubernetes-sigs.github.io/descheduler
diff --git a/kubernetes/raspberry/flux/repositories/helm/kustomization.yaml b/kubernetes/raspberry/flux/repositories/helm/kustomization.yaml
@@ -4,6 +4,7 @@ kind: Kustomization
 resources:
   - bjw-s.yaml
   - cilium.yaml
+  - descheduler.yaml
   - external-dns.yaml
   - ingress-nginx.yaml
   - jetstack.yaml

diff --git a/kubernetes/raspberry/kube-system/descheduler/app/helmrelease.yaml b/kubernetes/raspberry/kube-system/descheduler/app/helmrelease.yaml
@@ -0,0 +1,88 @@
+---
+# yaml-language-server: $schema=https://github.com/fluxcd-community/flux2-schemas/raw/main/helmrelease-helm-v2.json
+apiVersion: helm.toolkit.fluxcd.io/v2
+kind: HelmRelease
+metadata:
+  name: &app descheduler
+  namespace: kube-system
+spec:
+  interval: 1h
+  chart:
+    spec:
+      chart: descheduler
+      version: 0.30.2
+      sourceRef:
+        kind: HelmRepository
+        name: descheduler
+        namespace: flux-system
+  install:
+    remediation:
+      retries: 3
+  upgrade:
+    cleanupOnFail: true
+    remediation:
+      strategy: rollback
+      retries: 3
+  values:
+    kind: Deployment
+    deschedulerPolicy:
+      profiles:
+        - name: Default
+          pluginConfig:
+            - name: DefaultEvictor
+              args:
+                evictFailedBarePods: true
+                evictLocalStoragePods: true
+                evictSystemCriticalPods: true
+                nodeFit: true
+            - name: RemoveDuplicates
+            - name: RemovePodsHavingTooManyRestarts
+              args:
+                podRestartThreshold: 100
+                includingInitContainers: true
+            - name: RemovePodsViolatingInterPodAntiAffinity
+            - name: RemovePodsViolatingNodeAffinity
+              args:
+                nodeAffinityType:
+                  - requiredDuringSchedulingIgnoredDuringExecution
+            - name: RemovePodsViolatingNodeTaints
+            - name: RemovePodsViolatingTopologySpreadConstraint
+              args:
+                constraints:
+                  - DoNotSchedule
+                  - ScheduleAnyway
+            - name: LowNodeUtilization
+              namespaces:
+                exclude:
+                  - "longhorn-system"
+              args:
+                thresholds:
+                  cpu: 40
+                  memory: 40
+                targetThresholds:
+                  cpu: 60
+                  memory: 60
+          plugins:
+            balance:
+              enabled:
+                - RemoveDuplicates
+                - RemovePodsViolatingTopologySpreadConstraint
+                - LowNodeUtilization
+            deschedule:
+              enabled:
+                - RemovePodsViolatingInterPodAntiAffinity
+                - RemovePodsViolatingNodeAffinity
+                - RemovePodsViolatingNodeTaints
+    service:
+      enabled: true
+    serviceMonitor:
+      enabled: true
+    leaderElection:
+      enabled: true
+    resources:
+      requests:
+        cpu: 100m
+        memory: 128Mi
+      limits:
+        cpu: 100m
+        memory: 128Mi
diff --git a/kubernetes/raspberry/kube-system/descheduler/app/kustomization.yaml b/kubernetes/raspberry/kube-system/descheduler/app/kustomization.yaml
@@ -0,0 +1,5 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - helmrelease.yaml
diff --git a/kubernetes/raspberry/kube-system/descheduler/ks.yaml b/kubernetes/raspberry/kube-system/descheduler/ks.yaml
@@ -0,0 +1,21 @@
+---
+# yaml-language-server: $schema=https://raw.githubusercontent.com/fluxcd-community/flux2-schemas/main/kustomization-kustomize-v1.json
+apiVersion: kustomize.toolkit.fluxcd.io/v1
+kind: Kustomization
+metadata:
+  name: &app descheduler
+  namespace: flux-system
+spec:
+  targetNamespace: kube-system
+  commonMetadata:
+    labels:
+      app.kubernetes.io/name: *app
+  path: ./kubernetes/raspberry/kube-system/descheduler/app
+  prune: true
+  sourceRef:
+    kind: GitRepository
+    name: flux-system
+  wait: false
+  interval: 30m
+  retryInterval: 1m
+  timeout: 5m
diff --git a/kubernetes/raspberry/kube-system/kustomization.yaml b/kubernetes/raspberry/kube-system/kustomization.yaml
@@ -3,5 +3,6 @@ apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
   - cilium/ks.yaml
+  - descheduler/ks.yaml
   - metrics-server/ks.yaml
   - namespace.yaml