# kube_prometheus_nodeExporter-daemonset.yaml
apiVersion: apps/v1
kind: DaemonSet
metadata:
  labels:
    app.kubernetes.io/component: exporter
    app.kubernetes.io/name: node-exporter
    app.kubernetes.io/part-of: kube-prometheus
    app.kubernetes.io/version: 1.10.2
  name: node-exporter
  namespace: monitoring
spec:
  selector:
    matchLabels:
      app.kubernetes.io/component: exporter
      app.kubernetes.io/name: node-exporter
      app.kubernetes.io/part-of: kube-prometheus
  template:
    metadata:
      annotations:
        kubectl.kubernetes.io/default-container: node-exporter
      labels:
        app.kubernetes.io/component: exporter
        app.kubernetes.io/name: node-exporter
        app.kubernetes.io/part-of: kube-prometheus
        app.kubernetes.io/version: 1.10.2
    spec:
      automountServiceAccountToken: true
      containers:
      - args:
        - --web.listen-address=127.0.0.1:9101
        - --path.sysfs=/host/sys
        - --path.rootfs=/host/root
        - --path.procfs=/host/root/proc
        - --path.udev.data=/host/root/run/udev/data
        - --no-collector.wifi
        - --no-collector.hwmon
        - --no-collector.btrfs
        - --collector.filesystem.mount-points-exclude=^/(dev|proc|sys|run/k3s/containerd/.+|var/lib/docker/.+|var/lib/kubelet/pods/.+)($|/)
        - --collector.netclass.ignored-devices=^(veth.*|[a-f0-9]{15})$
        - --collector.netdev.device-exclude=^(veth.*|[a-f0-9]{15})$
        image: quay.io/prometheus/node-exporter:v1.10.2
        name: node-exporter
        resources:
          limits:
            cpu: 250m
            memory: 180Mi
          requests:
            cpu: 102m
            memory: 180Mi
        securityContext:
          allowPrivilegeEscalation: false
          capabilities:
            add:
            - SYS_TIME
            drop:
            - ALL
          readOnlyRootFilesystem: true
        volumeMounts:
        - mountPath: /host/sys
          mountPropagation: HostToContainer
          name: sys
          readOnly: true
        - mountPath: /host/root
          mountPropagation: HostToContainer
          name: root
          readOnly: true
      - args:
        - --secure-listen-address=[$(IP)]:9100
        - --tls-cipher-suites=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305
        - --upstream=http://127.0.0.1:9101/
        env:
        - name: IP
          valueFrom:
            fieldRef:
              fieldPath: status.podIP
        image: quay.io/brancz/kube-rbac-proxy:v0.21.2
        name: kube-rbac-proxy
        ports:
        - containerPort: 9100
          hostPort: 9100
          name: https
        resources:
          limits:
            cpu: 20m
            memory: 40Mi
          requests:
            cpu: 10m
            memory: 20Mi
        securityContext:
          allowPrivilegeEscalation: false
          capabilities:
            drop:
            - ALL
          readOnlyRootFilesystem: true
          runAsGroup: 65532
          runAsNonRoot: true
          runAsUser: 65532
          seccompProfile:
            type: RuntimeDefault
      hostNetwork: true
      hostPID: true
      nodeSelector:
        kubernetes.io/os: linux
      priorityClassName: system-cluster-critical
      securityContext:
        runAsGroup: 65534
        runAsNonRoot: true
        runAsUser: 65534
      serviceAccountName: node-exporter
      tolerations:
      - operator: Exists
      volumes:
      - hostPath:
          path: /sys
        name: sys
      - hostPath:
          path: /
        name: root
  updateStrategy:
    rollingUpdate:
      maxUnavailable: 10%
    type: RollingUpdate