Split snapshot controller using beta APIs
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xing-yang
2
deploy/kubernetes/csi-snapshotter/README.md
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2
deploy/kubernetes/csi-snapshotter/README.md
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rbac-external-provisioner.yaml was copied from https://github.com/kubernetes-csi/external-provisioner/blob/master/deploy/kubernetes/rbac.yaml
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and must be refreshed when updating the external-provisioner image in setup-csi-snapshotter.yaml
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84
deploy/kubernetes/csi-snapshotter/rbac-csi-snapshotter.yaml
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84
deploy/kubernetes/csi-snapshotter/rbac-csi-snapshotter.yaml
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# Together with the RBAC file for external-provisioner, this YAML file
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# contains all RBAC objects that are necessary to run external CSI
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# snapshotter.
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#
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# In production, each CSI driver deployment has to be customized:
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# - to avoid conflicts, use non-default namespace and different names
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# for non-namespaced entities like the ClusterRole
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# - optionally rename the non-namespaced ClusterRole if there
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# are conflicts with other deployments
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: csi-snapshotter
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---
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kind: ClusterRole
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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# rename if there are conflicts
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name: external-snapshotter-runner
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rules:
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- apiGroups: [""]
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resources: ["events"]
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verbs: ["list", "watch", "create", "update", "patch"]
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# Secret permission is optional.
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# Enable it if your driver needs secret.
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# For example, `csi.storage.k8s.io/snapshotter-secret-name` is set in VolumeSnapshotClass.
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# See https://kubernetes-csi.github.io/docs/secrets-and-credentials.html for more details.
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# - apiGroups: [""]
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# resources: ["secrets"]
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# verbs: ["get", "list"]
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- apiGroups: ["snapshot.storage.k8s.io"]
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resources: ["volumesnapshotclasses"]
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verbs: ["get", "list", "watch"]
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- apiGroups: ["snapshot.storage.k8s.io"]
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resources: ["volumesnapshotcontents"]
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verbs: ["create", "get", "list", "watch", "update", "delete"]
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- apiGroups: ["snapshot.storage.k8s.io"]
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resources: ["volumesnapshotcontents/status"]
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verbs: ["update"]
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---
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kind: ClusterRoleBinding
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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name: csi-snapshotter-role
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subjects:
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- kind: ServiceAccount
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name: csi-snapshotter
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# replace with non-default namespace name
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namespace: default
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roleRef:
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kind: ClusterRole
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# change the name also here if the ClusterRole gets renamed
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name: external-snapshotter-runner
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apiGroup: rbac.authorization.k8s.io
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---
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kind: Role
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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namespace: default # TODO: replace with the namespace you want for your sidecar
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name: external-snapshotter-leaderelection
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rules:
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- apiGroups: ["coordination.k8s.io"]
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resources: ["leases"]
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verbs: ["get", "watch", "list", "delete", "update", "create"]
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---
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kind: RoleBinding
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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name: external-snapshotter-leaderelection
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namespace: default # TODO: replace with the namespace you want for your sidecar
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subjects:
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- kind: ServiceAccount
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name: csi-snapshotter
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namespace: default # TODO: replace with the namespace you want for your sidecar
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roleRef:
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kind: Role
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name: external-snapshotter-leaderelection
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apiGroup: rbac.authorization.k8s.io
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# This YAML file contains all RBAC objects that are necessary to run external
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# CSI provisioner.
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#
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# In production, each CSI driver deployment has to be customized:
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# - to avoid conflicts, use non-default namespace and different names
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# for non-namespaced entities like the ClusterRole
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# - decide whether the deployment replicates the external CSI
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# provisioner, in which case leadership election must be enabled;
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# this influences the RBAC setup, see below
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: csi-provisioner
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# replace with non-default namespace name
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namespace: default
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---
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kind: ClusterRole
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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name: external-provisioner-runner
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rules:
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- apiGroups: [""]
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resources: ["secrets"]
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verbs: ["get", "list"]
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- apiGroups: [""]
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resources: ["persistentvolumes"]
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verbs: ["get", "list", "watch", "create", "delete"]
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- apiGroups: [""]
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resources: ["persistentvolumeclaims"]
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verbs: ["get", "list", "watch", "update"]
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- apiGroups: ["storage.k8s.io"]
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resources: ["storageclasses"]
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verbs: ["get", "list", "watch"]
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- apiGroups: [""]
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resources: ["events"]
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verbs: ["list", "watch", "create", "update", "patch"]
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- apiGroups: ["snapshot.storage.k8s.io"]
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resources: ["volumesnapshots"]
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verbs: ["get", "list"]
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- apiGroups: ["snapshot.storage.k8s.io"]
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resources: ["volumesnapshotcontents"]
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verbs: ["get", "list"]
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---
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kind: ClusterRoleBinding
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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name: csi-provisioner-role
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subjects:
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- kind: ServiceAccount
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name: csi-provisioner
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# replace with non-default namespace name
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namespace: default
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roleRef:
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kind: ClusterRole
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name: external-provisioner-runner
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apiGroup: rbac.authorization.k8s.io
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---
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# Provisioner must be able to work with endpoints and leases in current namespace
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# if (and only if) leadership election is enabled
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kind: Role
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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# replace with non-default namespace name
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namespace: default
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name: external-provisioner-cfg
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rules:
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- apiGroups: [""]
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resources: ["endpoints"]
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verbs: ["get", "watch", "list", "delete", "update", "create"]
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- apiGroups: ["coordination.k8s.io"]
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resources: ["leases"]
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verbs: ["get", "watch", "list", "delete", "update", "create"]
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---
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kind: RoleBinding
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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name: csi-provisioner-role-cfg
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# replace with non-default namespace name
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namespace: default
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subjects:
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- kind: ServiceAccount
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name: csi-provisioner
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# replace with non-default namespace name
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namespace: default
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roleRef:
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kind: Role
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name: external-provisioner-cfg
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apiGroup: rbac.authorization.k8s.io
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122
deploy/kubernetes/csi-snapshotter/setup-csi-snapshotter.yaml
Normal file
122
deploy/kubernetes/csi-snapshotter/setup-csi-snapshotter.yaml
Normal file
@@ -0,0 +1,122 @@
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# This YAML file shows how to deploy the CSI snapshotter together
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# with the hostpath CSI driver. It depends on the RBAC rules
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# from rbac-csi-snapshotter.yaml and rbac-external-provisioner.yaml.
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#
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# Because external-snapshotter and external-provisioner get
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# deployed in the same pod, we have to merge the permissions
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# for the provisioner into the service account. This is not
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# necessary when deploying separately.
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---
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kind: ClusterRoleBinding
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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name: csi-snapshotter-provisioner-role
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subjects:
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- kind: ServiceAccount
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name: csi-snapshotter # from rbac.yaml
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# replace with non-default namespace name
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namespace: default
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roleRef:
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kind: ClusterRole
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name: external-provisioner-runner # from rbac-external-provisioner.yaml
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apiGroup: rbac.authorization.k8s.io
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---
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kind: RoleBinding
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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name: csi-snapshotter-provisioner-role-cfg
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# replace with non-default namespace name
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namespace: default
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subjects:
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- kind: ServiceAccount
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name: csi-snapshotter # from rbac.yaml
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# replace with non-default namespace name
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namespace: default
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roleRef:
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kind: Role
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name: external-provisioner-cfg # from rbac-external-provisioner.yaml
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apiGroup: rbac.authorization.k8s.io
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---
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kind: Service
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apiVersion: v1
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metadata:
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name: csi-snapshotter
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labels:
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app: csi-snapshotter
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spec:
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selector:
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app: csi-snapshotter
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ports:
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- name: dummy
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port: 12345
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---
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kind: StatefulSet
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apiVersion: apps/v1
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metadata:
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name: csi-snapshotter
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spec:
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serviceName: "csi-snapshotter"
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replicas: 1
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selector:
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matchLabels:
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app: csi-snapshotter
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template:
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metadata:
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labels:
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app: csi-snapshotter
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spec:
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serviceAccount: csi-snapshotter
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containers:
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- name: csi-provisioner
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image: quay.io/k8scsi/csi-provisioner:v1.5.0-rc1
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args:
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- "--v=5"
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- "--csi-address=$(ADDRESS)"
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env:
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- name: ADDRESS
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value: /csi/csi.sock
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imagePullPolicy: Always
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volumeMounts:
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- name: socket-dir
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mountPath: /csi
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- name: csi-snapshotter
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# NOTE: replace with official image when released: quay.io/k8scsi/csi-snapshotter:v2.0.0
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image: csi-snapshotter:testbeta #quay.io/k8scsi/csi-snapshotter:testbeta
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args:
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- "--v=5"
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- "--csi-address=$(ADDRESS)"
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- "--leader-election=false"
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env:
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- name: ADDRESS
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value: /csi/csi.sock
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imagePullPolicy: IfNotPresent #Always
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volumeMounts:
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- name: socket-dir
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mountPath: /csi
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- name: hostpath
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image: quay.io/k8scsi/hostpathplugin:v1.2.0
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args:
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- "--v=5"
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- "--endpoint=$(CSI_ENDPOINT)"
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- "--nodeid=$(KUBE_NODE_NAME)"
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env:
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- name: CSI_ENDPOINT
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value: unix:///csi/csi.sock
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- name: KUBE_NODE_NAME
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valueFrom:
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fieldRef:
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apiVersion: v1
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fieldPath: spec.nodeName
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imagePullPolicy: Always
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securityContext:
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privileged: true
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volumeMounts:
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- name: socket-dir
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mountPath: /csi
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volumes:
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- name: socket-dir
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emptyDir:
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