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Placeholder doc for CSI Migration feature Cinder #13002

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Placeholder doc for CSI Migration feature Cinder #13002

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35 changes: 35 additions & 0 deletions content/en/docs/concepts/storage/volumes.md
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Expand Up @@ -93,6 +93,7 @@ Kubernetes supports several types of Volumes:
* [secret](#secret)
* [storageos](#storageos)
* [vsphereVolume](#vspherevolume)
* [cinder](#cinder)

We welcome additional contributions.

Expand Down Expand Up @@ -1033,6 +1034,40 @@ spec:

More examples can be found [here](https://github.com/kubernetes/examples/tree/master/staging/volumes/vsphere).

### cinder {#cinder}

{{< note >}}
Prerequisite: Kubernetes with OpenStack Cloud Provider configured. For cloudprovider
configuration please refer [cloud provider openstack](https://kubernetes.io/docs/concepts/cluster-administration/cloud-providers/#openstack).
{{< /note >}}

`cinder` is used to mount OpenStack Cinder Volume into your Pod.

#### Cinder Volume Example configuration

```yaml
apiVersion: v1
kind: Pod
metadata:
name: test-cinder
spec:
containers:
- image: k8s.gcr.io/test-webserver
name: test-cinder-container
volumeMounts:
- mountPath: /test-cinder
name: test-volume
volumes:
- name: test-volume
# This OpenStack volume must already exist.
cinder:
volumeID: <volume-id>
fsType: ext4
```
{{< note >}}
CSI Migration: To enable CSI Migration for Cinder in-tree driver, `CSIMigration` and `CSIMigrationOpenStack` feature gates needs to be set true
{{< /note >}}
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@ddebroy ddebroy Mar 8, 2019 •
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I think it will be helpful to also have a note pointing to the CSI driver for Cinder (that will supersede the in-tree plugin) and specify that it needs to be present and configured with the appropriate credentials for the cloud.



## Using subPath

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