Grafana.yml

apiVersion: v1
kind: Service
metadata:
  name: grafana
  labels:
    app: grafana
spec:
  ports:
    - port: 3000
      nodePort: 30003
  selector:
    app: grafana
  type: NodePort
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: pvc-grafana
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi
---
apiVersion: apps/v1 
kind: Deployment
metadata:
  name: graf-deploy 
  labels:
    app: grafana
spec:
  selector:
    matchLabels:
      app: grafana
  template:
    metadata:
      labels:
        app: grafana
    spec:
      containers:
      - image: grafana/grafana
        name: grafana
        ports:
        - containerPort: 3000
          name: grafana
        volumeMounts:
        - name: graf-config
          mountPath: /etc/grafana/provisioning/datasources/datasource.yml
          subPath: datasource.yml
        - name: pv-grafana
          mountPath: /var/lib/grafana
      volumes:
      - name: graf-config
        configMap:
          name: prom-graf-config
      - name: pv-grafana
        persistentVolumeClaim:
          claimName: pvc-grafana