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Update CSI migration docs with Azure Disk/File details (#14707)

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Signed-off-by: Deep Debroy <ddebroy@docker.com>
This commit is contained in:
Deep Debroy
2019-06-06 08:18:10 +03:00
committed by Kubernetes Prow Robot
parent 40ed4669b6
commit 6e75d5c4de
2 changed files with 27 additions and 1 deletions
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content/en/docs/concepts/storage/volumes.md
+23 -1
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@@ -166,6 +166,17 @@ A `azureDisk` is used to mount a Microsoft Azure [Data Disk](https://azure.micro
More details can be found [here](https://github.com/kubernetes/examples/tree/{{< param "githubbranch" >}}/staging/volumes/azure_disk/README.md).
#### CSI Migration
{{< feature-state for_k8s_version="v1.15" state="alpha" >}}
The CSI Migration feature for azureDisk, when enabled, shims all plugin operations
from the existing in-tree plugin to the `disk.csi.azure.com` Container
Storage Interface (CSI) Driver. In order to use this feature, the [Azure Disk CSI
Driver](https://github.com/kubernetes-sigs/azuredisk-csi-driver)
must be installed on the cluster and the `CSIMigration` and `CSIMigrationAzureDisk`
Alpha features must be enabled.
### azureFile {#azurefile}
A `azureFile` is used to mount a Microsoft Azure File Volume (SMB 2.1 and 3.0)
@@ -173,6 +184,17 @@ into a Pod.
More details can be found [here](https://github.com/kubernetes/examples/tree/{{< param "githubbranch" >}}/staging/volumes/azure_file/README.md).
#### CSI Migration
{{< feature-state for_k8s_version="v1.15" state="alpha" >}}
The CSI Migration feature for azureFile, when enabled, shims all plugin operations
from the existing in-tree plugin to the `file.csi.azure.com` Container
Storage Interface (CSI) Driver. In order to use this feature, the [Azure File CSI
Driver](https://github.com/kubernetes-sigs/azurefile-csi-driver)
must be installed on the cluster and the `CSIMigration` and `CSIMigrationAzureFile`
Alpha features must be enabled.
### cephfs {#cephfs}
A `cephfs` volume allows an existing CephFS volume to be
@@ -1344,7 +1366,7 @@ configuration changes to existing Storage Classes, PVs or PVCs (referring to
in-tree plugins) when transitioning to a CSI driver that supersedes an in-tree plugin.
In the alpha state, the operations and features that are supported include
provisioning/delete, attach/detach and mount/unmount of volumes with `volumeMode` set to `filesystem`
provisioning/delete, attach/detach, mount/unmount and resizing of volumes.
In-tree plugins that support CSI Migration and have a corresponding CSI driver implemented
are listed in the "Types of Volumes" section above.
content/en/docs/reference/command-line-tools-reference/feature-gates.md
+4
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@@ -62,6 +62,8 @@ different Kubernetes components.
| `CSIInlineVolume` | `false` | Alpha | 1.14 | - |
| `CSIMigration` | `false` | Alpha | 1.14 | |
| `CSIMigrationAWS` | `false` | Alpha | 1.14 | |
| `CSIMigrationAzureDisk` | `false` | Alpha | 1.15 | |
| `CSIMigrationAzureFile` | `false` | Alpha | 1.15 | |
| `CSIMigrationGCE` | `false` | Alpha | 1.14 | |
| `CSIMigrationOpenStack` | `false` | Alpha | 1.14 | |
| `CSINodeInfo` | `false` | Alpha | 1.12 | 1.13 |
@@ -228,6 +230,8 @@ Each feature gate is designed for enabling/disabling a specific feature:
- `CSIDriverRegistry`: Enable all logic related to the CSIDriver API object in csi.storage.k8s.io.
- `CSIMigration`: Enables shims and translation logic to route volume operations from in-tree plugins to corresponding pre-installed CSI plugins
- `CSIMigrationAWS`: Enables shims and translation logic to route volume operations from the AWS-EBS in-tree plugin to EBS CSI plugin
- `CSIMigrationAzureDisk`: Enables shims and translation logic to route volume operations from the Azure-Disk in-tree plugin to Azure Disk CSI plugin
- `CSIMigrationAzureFile`: Enables shims and translation logic to route volume operations from the Azure-File in-tree plugin to Azure File CSI plugin
- `CSIMigrationGCE`: Enables shims and translation logic to route volume operations from the GCE-PD in-tree plugin to PD CSI plugin
- `CSIMigrationOpenStack`: Enables shims and translation logic to route volume operations from the Cinder in-tree plugin to Cinder CSI plugin
- `CSINodeInfo`: Enable all logic related to the CSINodeInfo API object in csi.storage.k8s.io.