my-rook-config/deploy/examples/monitoring/prometheus.yaml

apiVersion: v1
kind: ServiceAccount
metadata:
  name: prometheus
  namespace: rook-ceph
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: prometheus
aggregationRule:
  clusterRoleSelectors:
  - matchLabels:
      rbac.ceph.rook.io/aggregate-to-prometheus: "true"
rules: []
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: prometheus-rules
  labels:
    rbac.ceph.rook.io/aggregate-to-prometheus: "true"
rules:
- apiGroups: [""]
  resources:
  - nodes
  - services
  - endpoints
  - pods
  verbs: ["get", "list", "watch"]
- apiGroups: [""]
  resources:
  - configmaps
  verbs: ["get"]
- nonResourceURLs: ["/metrics"]
  verbs: ["get"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: prometheus
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: prometheus
subjects:
- kind: ServiceAccount
  name: prometheus
  namespace: rook-ceph
---
apiVersion: monitoring.coreos.com/v1
kind: Prometheus
metadata:
  name: rook-prometheus
  namespace: rook-ceph
  labels:
    prometheus: rook-prometheus
spec:
  serviceAccountName: prometheus
  serviceMonitorSelector:
    matchLabels:
      team: rook
  ruleSelector:
    matchLabels:
      role: alert-rules
      prometheus: rook-prometheus
  resources:
    requests:
      memory: 400Mi