apiVersion: v1
kind: Service
metadata:
  name: prometheus
  namespace: monitoring
  labels:
    app: prometheus
spec:
  type: ClusterIP
  ports:
  - port: 9090
    targetPort: 9090
    protocol: TCP
    name: web
  selector:
    app: prometheus

---
# 可选: NodePort 类型，用于外部访问
apiVersion: v1
kind: Service
metadata:
  name: prometheus-nodeport
  namespace: monitoring
  labels:
    app: prometheus
spec:
  type: NodePort
  ports:
  - port: 9090
    targetPort: 9090
    nodePort: 30090
    protocol: TCP
    name: web
  selector:
    app: prometheus