261 lines
4.1 KiB
YAML
261 lines
4.1 KiB
YAML
apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: postgres-operator
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namespace: default
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRole
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metadata:
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name: postgres-operator
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rules:
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# all verbs allowed for custom operator resources
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- apiGroups:
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- acid.zalan.do
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resources:
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- postgresqls
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- postgresqls/status
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- operatorconfigurations
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verbs:
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- create
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- delete
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- deletecollection
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- get
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- list
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- patch
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- update
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- watch
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# to create or get/update CRDs when starting up
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- apiGroups:
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- apiextensions.k8s.io
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resources:
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- customresourcedefinitions
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verbs:
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- create
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- get
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- patch
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- update
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# to read configuration from ConfigMaps
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- apiGroups:
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- ""
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resources:
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- configmaps
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verbs:
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- get
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# to send events to the CRs
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- apiGroups:
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- ""
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resources:
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- events
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verbs:
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- create
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# to manage endpoints which are also used by Patroni
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- apiGroups:
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- ""
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resources:
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- endpoints
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verbs:
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- create
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- delete
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- deletecollection
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- get
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- list
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- patch
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- update
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- watch
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# to CRUD secrets for database access
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- apiGroups:
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- ""
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resources:
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- secrets
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verbs:
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- create
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- delete
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- get
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- update
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# to check nodes for node readiness label
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- apiGroups:
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- ""
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resources:
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- nodes
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verbs:
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- get
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- list
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- watch
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# to read or delete existing PVCs. Creation via StatefulSet
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- apiGroups:
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- ""
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resources:
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- persistentvolumeclaims
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verbs:
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- delete
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- get
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- list
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# to read existing PVs. Creation should be done via dynamic provisioning
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- apiGroups:
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- ""
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resources:
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- persistentvolumes
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verbs:
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- get
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- list
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- update # only for resizing AWS volumes
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# to watch Spilo pods and do rolling updates. Creation via StatefulSet
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- apiGroups:
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- ""
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resources:
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- pods
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verbs:
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- delete
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- get
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- list
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- patch
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- update
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- watch
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# to resize the filesystem in Spilo pods when increasing volume size
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- apiGroups:
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- ""
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resources:
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- pods/exec
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verbs:
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- create
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# to CRUD services to point to Postgres cluster instances
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- apiGroups:
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- ""
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resources:
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- services
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verbs:
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- create
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- delete
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- get
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- patch
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- update
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# to CRUD the StatefulSet which controls the Postgres cluster instances
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- apiGroups:
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- apps
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resources:
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- statefulsets
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- deployments
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verbs:
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- create
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- delete
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- get
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- list
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- patch
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# to CRUD cron jobs for logical backups
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- apiGroups:
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- batch
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resources:
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- cronjobs
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verbs:
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- create
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- delete
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- get
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- list
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- patch
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- update
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# to get namespaces operator resources can run in
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- apiGroups:
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- ""
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resources:
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- namespaces
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verbs:
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- get
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# to define PDBs. Update happens via delete/create
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- apiGroups:
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- policy
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resources:
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- poddisruptionbudgets
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verbs:
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- create
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- delete
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- get
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# to create ServiceAccounts in each namespace the operator watches
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- apiGroups:
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- ""
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resources:
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- serviceaccounts
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verbs:
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- get
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- create
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# to create role bindings to the postgres-pod service account
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- apiGroups:
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- rbac.authorization.k8s.io
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resources:
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- rolebindings
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verbs:
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- get
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- create
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# to grant privilege to run privileged pods
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- apiGroups:
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- extensions
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resources:
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- podsecuritypolicies
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resourceNames:
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- privileged
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verbs:
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- use
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRoleBinding
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metadata:
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name: postgres-operator
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roleRef:
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apiGroup: rbac.authorization.k8s.io
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kind: ClusterRole
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name: postgres-operator
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subjects:
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- kind: ServiceAccount
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name: postgres-operator
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namespace: default
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRole
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metadata:
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name: postgres-pod
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rules:
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# Patroni needs to watch and manage endpoints
|
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- apiGroups:
|
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- ""
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resources:
|
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- endpoints
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verbs:
|
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- create
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- delete
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- deletecollection
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- get
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- list
|
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- patch
|
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- update
|
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- watch
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# Patroni needs to watch pods
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- apiGroups:
|
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- ""
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resources:
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- pods
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verbs:
|
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- get
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- list
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- patch
|
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- update
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- watch
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# to let Patroni create a headless service
|
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- apiGroups:
|
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- ""
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resources:
|
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- services
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verbs:
|
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- create
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# to run privileged pods
|
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- apiGroups:
|
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- extensions
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resources:
|
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- podsecuritypolicies
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resourceNames:
|
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- privileged
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verbs:
|
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- use
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