笔记：使用serviceMonitor添加集群外部exporter

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apiVersion: v1
kind: Service
metadata:
  name: example
  namespace: monitoring
  labels:
    app: example
spec:
  clusterIP: None
  ports:
  - name: metrics
    port: 9100
    targetPort: 9100
    protocol: TCP
---
apiVersion: v1
kind: Endpoints
metadata:
  name: example
  namespace: monitoring
  labels:
    app: example
subsets:
  - addresses:
      - ip: xxx.xxx.xxx.xxx
    ports:
      - name: metrics
        port: 9100
---
apiVersion: monitoring.coreos.com/v1
kind: ServiceMonitor
metadata:
  name: example
  namespace: monitoring
  labels:
    app: example
spec:
  selector:
    matchLabels:
      app: example
  namespaceSelector:
    matchNames:
      - monitoring
  endpoints:
  - port: metrics
    interval: 30s
    path: /metrics
    scheme: http