sa.yaml

#Create Service Accounts

#New SA - cluster level
apiVersion: v1
kind: ServiceAccount
metadata:
  name: read-sa
---
#New SA - ns level
apiVersion: v1
kind: ServiceAccount
metadata:
  name: read-sa-ns
---
#New Role - cluster level
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: read-only-clu
rules:
  - apiGroups: ["", "extensions", "apps"]
    resources: ["pods"]
    verbs: ["get", "list", "watch"]
---
#New Role - ns level
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
  name: read-only-ns
  namespace: ns1
rules:
  - apiGroups: ["", "extensions", "apps"]
    resources: ["pods"]
    verbs: ["get", "list", "watch"]
---
#Binding the role to the sa - cluster
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: read-cluster-pods
subjects:
  - kind: ServiceAccount
    name: read-sa
    apiGroup: ""
    namespace: default
roleRef:
  kind: ClusterRole
  name: read-only-clu
  apiGroup: rbac.authorization.k8s.io
---
#Binding the role to the sa -NS1
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
  name: read-ns1-pods
  namespace: ns1
subjects:
  - kind: ServiceAccount
    name: read-sa-ns
    apiGroup: ""
    namespace: default
roleRef:
  kind: Role
  name: read-only-ns
  apiGroup: rbac.authorization.k8s.io