apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: node-exporter
  namespace: public-service
  labels:
    app: node-exporter
spec:
  selector:
    matchLabels:
      app: node-exporter
  template:
    metadata:
      name: node-exporter
      labels:
        app: node-exporter
    spec:
      containers:
      - name: node-exporter
        image: prom/node-exporter:latest
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 9100
          hostPort: 9100
      hostNetwork: true
      hostPID: true
      tolerations:
      - key: node-role.kubernetes.io/master
        operator: Exists
        effect: NoSchedule