---
# Stakater Reloader - Automatically restarts pods when their ConfigMaps or Secrets change
# This is essential for certificate renewal, as it ensures pods reload updated TLS certificates
# without manual intervention.
#
# Docs: https://github.com/stakater/Reloader

apiVersion: v1
kind: Namespace
metadata:
  name: reloader
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: reloader
  namespace: reloader
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: reloader
rules:
  - apiGroups:
      - ""
    resources:
      - secrets
      - configmaps
    verbs:
      - list
      - get
      - watch
  - apiGroups:
      - apps
    resources:
      - deployments
      - daemonsets
      - statefulsets
    verbs:
      - list
      - get
      - update
      - patch
  - apiGroups:
      - ""
    resources:
      - events
    verbs:
      - create
      - patch
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: reloader
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: reloader
subjects:
  - kind: ServiceAccount
    name: reloader
    namespace: reloader
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: reloader
  namespace: reloader
  labels:
    app: reloader
spec:
  replicas: 1
  selector:
    matchLabels:
      app: reloader
  template:
    metadata:
      labels:
        app: reloader
    spec:
      serviceAccountName: reloader
      containers:
        - name: reloader
          image: stakater/reloader:v1.0.79
          imagePullPolicy: IfNotPresent
          ports:
            - name: http
              containerPort: 9090
          livenessProbe:
            httpGet:
              path: /live
              port: http
            initialDelaySeconds: 10
            periodSeconds: 10
            timeoutSeconds: 5
            failureThreshold: 3
          readinessProbe:
            httpGet:
              path: /metrics
              port: http
            initialDelaySeconds: 10
            periodSeconds: 10
            timeoutSeconds: 5
            failureThreshold: 3
          resources:
            limits:
              cpu: 100m
              memory: 128Mi
            requests:
              cpu: 10m
              memory: 32Mi
          securityContext:
            allowPrivilegeEscalation: false
            capabilities:
              drop:
                - ALL
            readOnlyRootFilesystem: true
            runAsNonRoot: true
            runAsUser: 65534
      securityContext:
        fsGroup: 65534