homelab/checkmk/k8s/checkmk.yaml

apiVersion: v1
kind: Service
metadata:
  name: checkmk-service
  namespace: checkmk
spec:
  selector:
    app: checkmk
  ports:
    - name: web
      port: 5000
      targetPort: 5000
    - name: agent-receiver
      port: 8000
      targetPort: 8000
---
apiVersion: apps/v1
kind: Deployment
metadata:
  annotations:
    reloader.stakater.com/auto: "true"
  name: checkmk-deployment
  namespace: checkmk
spec:
  replicas: 1
  selector:
    matchLabels:
      app: checkmk
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: checkmk
    spec:
      containers:
        - name: checkmk
          image: checkmk/check-mk-raw:2.4.0-2026.09.14
          envFrom:
            - secretRef:
                name: checkmk-secrets
            - configMapRef:
                name: checkmk-config
          ports:
            - name: web
              containerPort: 5000
            - name: agent-receiver
              containerPort: 8000
          volumeMounts:
            - name: sites
              mountPath: /omd/sites
            - name: tmp
              mountPath: /opt/omd/sites/cmk/tmp
          resources:
            requests:
              memory: "2Gi"
              cpu: "600m"
            limits:
              memory: "5Gi"
              cpu: "4"
      volumes:
        - name: sites
          persistentVolumeClaim:
            claimName: checkmk-sites-pvc
        - name: tmp
          emptyDir:
            medium: Memory
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: checkmk-sites-pvc
  namespace: checkmk
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 5Gi