---
kind: Namespace
apiVersion: v1
metadata: 
    name: "kyverno"
---
apiVersion: v1
kind: Service
metadata:
  namespace: kyverno
  name: kyverno-svc
  labels:
    app: kyverno
spec:
  ports:
  - port: 443
    targetPort: 443
  selector:
    app: kyverno
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: kyverno-service-account
  namespace: kyverno
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: kyverno:policyviolations
rules:
- apiGroups: ["kyverno.io"]
  resources:
  - policyviolations
  verbs: ["get", "list", "watch"]
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: kyverno:webhook
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: kyverno:webhook
subjects:
- kind: ServiceAccount
  name: kyverno-service-account
  namespace: kyverno
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: kyverno:userinfo
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: kyverno:userinfo
subjects:
- kind: ServiceAccount
  name: kyverno-service-account
  namespace: kyverno
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: kyverno:customresources
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: kyverno:customresources
subjects:
- kind: ServiceAccount
  name: kyverno-service-account
  namespace: kyverno 
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: kyverno:policycontroller
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: kyverno:policycontroller
subjects:
- kind: ServiceAccount
  name: kyverno-service-account
  namespace: kyverno 
---  
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: kyverno:generatecontroller
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: kyverno:generatecontroller
subjects:
- kind: ServiceAccount
  name: kyverno-service-account
  namespace: kyverno 
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: kyverno:webhook
rules:
# Dynamic creation of webhooks, events & certs
- apiGroups:
  - '*'
  resources:
  - events
  - mutatingwebhookconfigurations
  - validatingwebhookconfigurations
  - certificatesigningrequests
  - certificatesigningrequests/approval
  verbs:
  - create
  - delete
  - get 
  - list
  - patch
  - update
  - watch
- apiGroups:
  - certificates.k8s.io
  resources:
  - certificatesigningrequests
  - certificatesigningrequests/approval
  - certificatesigningrequests/status
  resourceNames:
    - kubernetes.io/legacy-unknown
  verbs:
  - create
  - delete
  - get 
  - update
  - watch
- apiGroups:
  - certificates.k8s.io
  resources:
  - signers
  resourceNames:
  - kubernetes.io/legacy-unknown
  verbs:
  - approve 
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: kyverno:userinfo
rules:
# get the roleRef for incoming api-request user
- apiGroups:
  - "*"
  resources:
  - roles
  - clusterroles
  - rolebindings
  - clusterrolebindings
  - configmaps
  verbs:
  - watch
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: kyverno:customresources
rules:
# Kyverno CRs
- apiGroups:
  - '*'
  resources:
  - clusterpolicies
  - clusterpolicies/status
  - clusterpolicyviolations
  - clusterpolicyviolations/status
  - policyviolations
  - policyviolations/status
  - generaterequests
  - generaterequests/status
  verbs:
  - create
  - delete
  - get 
  - list 
  - patch
  - update
  - watch
---  
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: kyverno:policycontroller
rules:
# background processing, identify all existing resources
- apiGroups:
  - '*'
  resources:
  - '*'
  verbs:
  - get
  - list
  - update
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: kyverno:generatecontroller
rules:
# process generate rules to generate resources
- apiGroups:
  - "*"
  resources:
  - namespaces
  - networkpolicies
  - secrets
  - configmaps
  - resourcequotas
  - limitranges
  - clusterroles
  - rolebindings
  - clusterrolebindings
  verbs:
  - create
  - update
  - delete
  - get
# dynamic watches on trigger resources for generate rules
# re-evaluate the policy if the resource is updated
- apiGroups:
  - '*'
  resources:
  - namespaces
  verbs:
  - watch
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: kyverno:view-policyviolations
  labels:
    rbac.authorization.k8s.io/aggregate-to-view: "true"
rules:
- apiGroups: ["kyverno.io"]
  resources:
  - policyviolations
  verbs: ["get", "list", "watch"]
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
  name: kyverno:view-clusterpolicyviolations
  labels:
    rbac.authorization.k8s.io/aggregate-to-admin: "true"
rules:
- apiGroups: ["kyverno.io"]
  resources:
  - clusterpolicyviolations
  verbs: ["get", "list", "watch"]