added Reloader

argocd-apps/homelab.yaml

@@ -922,3 +922,25 @@ spec:
     - CreateNamespace=true
     - PruneLast=true
 ---
+# Controllers (Reloader, etc.)
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: controller
+  namespace: argocd
+  finalizers:
+  - resources-finalizer.argocd.argoproj.io
+spec:
+  project: homelab
+  source:
+    repoURL: https://gitea.dooplex.hu/admin/homelab-manifests.git
+    targetRevision: main
+    path: control-system
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: control-system
+  syncPolicy:
+    syncOptions:
+    - CreateNamespace=true
+    - PruneLast=true
+---

control-system/reloader.yaml

@@ -0,0 +1,223 @@
+# Reloader - Automatically restarts pods when ConfigMaps/Secrets change
+# https://github.com/stakater/Reloader
+# Namespace: control-system
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: reloader
+  namespace: control-system
+  labels:
+    app.kubernetes.io/name: reloader
+    app.kubernetes.io/instance: reloader
+---
+# Role for Reloader's own namespace (for leader election configmap)
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: reloader-leader-election
+  namespace: control-system
+  labels:
+    app.kubernetes.io/name: reloader
+    app.kubernetes.io/instance: reloader
+rules:
+- apiGroups:
+  - ""
+  resources:
+  - configmaps
+  verbs:
+  - list
+  - get
+  - watch
+  - create
+  - update
+- apiGroups:
+  - coordination.k8s.io
+  resources:
+  - leases
+  verbs:
+  - list
+  - get
+  - watch
+  - create
+  - update
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: reloader-leader-election
+  namespace: control-system
+  labels:
+    app.kubernetes.io/name: reloader
+    app.kubernetes.io/instance: reloader
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: reloader-leader-election
+subjects:
+- kind: ServiceAccount
+  name: reloader
+  namespace: control-system
+---
+# ClusterRole for watching ConfigMaps/Secrets and updating workloads across all namespaces
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: reloader
+  labels:
+    app.kubernetes.io/name: reloader
+    app.kubernetes.io/instance: reloader
+rules:
+- apiGroups:
+  - ""
+  resources:
+  - secrets
+  - configmaps
+  verbs:
+  - list
+  - get
+  - watch
+- apiGroups:
+  - apps
+  resources:
+  - deployments
+  - daemonsets
+  - statefulsets
+  verbs:
+  - list
+  - get
+  - update
+  - patch
+- apiGroups:
+  - extensions
+  resources:
+  - deployments
+  - daemonsets
+  verbs:
+  - list
+  - get
+  - update
+  - patch
+- apiGroups:
+  - batch
+  resources:
+  - cronjobs
+  verbs:
+  - list
+  - get
+- apiGroups:
+  - batch
+  resources:
+  - jobs
+  verbs:
+  - create
+  - delete
+  - list
+  - get
+- apiGroups:
+  - ""
+  resources:
+  - events
+  verbs:
+  - create
+  - patch
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: reloader
+  labels:
+    app.kubernetes.io/name: reloader
+    app.kubernetes.io/instance: reloader
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: reloader
+subjects:
+- kind: ServiceAccount
+  name: reloader
+  namespace: control-system
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: reloader
+  namespace: control-system
+  labels:
+    app.kubernetes.io/name: reloader
+    app.kubernetes.io/instance: reloader
+    app.kubernetes.io/version: "v1.4.12"
+spec:
+  replicas: 1
+  revisionHistoryLimit: 3
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: reloader
+      app.kubernetes.io/instance: reloader
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: reloader
+        app.kubernetes.io/instance: reloader
+        app.kubernetes.io/version: "v1.4.12"
+    spec:
+      serviceAccountName: reloader
+      securityContext:
+        runAsNonRoot: true
+        runAsUser: 65534
+        seccompProfile:
+          type: RuntimeDefault
+      containers:
+      - name: reloader
+        image: ghcr.io/stakater/reloader:v1.4.12
+        imagePullPolicy: IfNotPresent
+        env:
+        - name: GOMAXPROCS
+          valueFrom:
+            resourceFieldRef:
+              divisor: "1"
+              resource: limits.cpu
+        - name: GOMEMLIMIT
+          valueFrom:
+            resourceFieldRef:
+              divisor: "1"
+              resource: limits.memory
+        - name: RELOADER_NAMESPACE
+          valueFrom:
+            fieldRef:
+              fieldPath: metadata.namespace
+        - name: RELOADER_DEPLOYMENT_NAME
+          value: reloader
+        ports:
+        - name: http
+          containerPort: 9090
+          protocol: TCP
+        resources:
+          requests:
+            cpu: 10m
+            memory: 128Mi
+          limits:
+            cpu: 500m
+            memory: 256Mi
+        livenessProbe:
+          httpGet:
+            path: /live
+            port: http
+          initialDelaySeconds: 10
+          periodSeconds: 10
+          timeoutSeconds: 5
+          failureThreshold: 5
+        readinessProbe:
+          httpGet:
+            path: /metrics
+            port: http
+          initialDelaySeconds: 10
+          periodSeconds: 10
+          timeoutSeconds: 5
+          failureThreshold: 5
+        securityContext:
+          allowPrivilegeEscalation: false
+          readOnlyRootFilesystem: true
+          capabilities:
+            drop:
+            - ALL