k3s-cluster/monitoring/kube-state-metrics.yaml

apiVersion: v1
kind: ServiceAccount
metadata:
  name: kube-state-metrics
  namespace: monitoring
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: kube-state-metrics
rules:
  - apiGroups: [""]
    resources:
      - configmaps
      - secrets
      - nodes
      - pods
      - services
      - resourcequotas
      - replicationcontrollers
      - limitranges
      - persistentvolumeclaims
      - persistentvolumes
      - namespaces
      - endpoints
    verbs: ["list", "watch"]
  - apiGroups: ["apps"]
    resources: ["statefulsets", "daemonsets", "deployments", "replicasets"]
    verbs: ["list", "watch"]
  - apiGroups: ["batch"]
    resources: ["cronjobs", "jobs"]
    verbs: ["list", "watch"]
  - apiGroups: ["autoscaling"]
    resources: ["horizontalpodautoscalers"]
    verbs: ["list", "watch"]
  - apiGroups: ["networking.k8s.io"]
    resources: ["ingresses"]
    verbs: ["list", "watch"]
  - apiGroups: ["storage.k8s.io"]
    resources: ["storageclasses", "volumeattachments"]
    verbs: ["list", "watch"]
  - apiGroups: ["certificates.k8s.io"]
    resources: ["certificatesigningrequests"]
    verbs: ["list", "watch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: kube-state-metrics
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: kube-state-metrics
subjects:
  - kind: ServiceAccount
    name: kube-state-metrics
    namespace: monitoring
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: kube-state-metrics
  namespace: monitoring
  labels:
    app: kube-state-metrics
spec:
  replicas: 1
  selector:
    matchLabels:
      app: kube-state-metrics
  template:
    metadata:
      labels:
        app: kube-state-metrics
    spec:
      serviceAccountName: kube-state-metrics
      containers:
        - name: kube-state-metrics
          image: registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.10.1
          ports:
            - containerPort: 8080
              name: http-metrics
            - containerPort: 8081
              name: telemetry
          readinessProbe:
            httpGet:
              path: /
              port: 8081
            initialDelaySeconds: 5
            timeoutSeconds: 5
          resources:
            requests:
              memory: "128Mi"
              cpu: "100m"
            limits:
              memory: "512Mi"
              cpu: "500m"
---
apiVersion: v1
kind: Service
metadata:
  name: kube-state-metrics
  namespace: monitoring
  labels:
    app: kube-state-metrics
  annotations:
    prometheus.io/scrape: "true"
    prometheus.io/port: "8080"
spec:
  selector:
    app: kube-state-metrics
  ports:
    - name: http-metrics
      port: 8080
      targetPort: http-metrics
    - name: telemetry
      port: 8081
      targetPort: telemetry