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Doc updates for CSIMigrationInTreeOff feature flag #17533

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Nov 27, 2019
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Doc updates for CSIMigrationInTreeOff feature flag #17533

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21 changes: 16 additions & 5 deletions content/en/docs/reference/command-line-tools-reference/feature-gates.md
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Original file line number Diff line number Diff line change
Expand Up @@ -69,11 +69,17 @@ different Kubernetes components.
| `CSIMigration` | `false` | Alpha | 1.14 | 1.16 |
| `CSIMigration` | `false` | Beta | 1.17 | |
| `CSIMigrationAWS` | `false` | Alpha | 1.14 | |
| `CSIMigrationAWS` | `false` | Beta | 1.17 | |
| `CSIMigrationAWSComplete` | `false` | Alpha | 1.17 | |
| `CSIMigrationAzureDisk` | `false` | Alpha | 1.15 | |
| `CSIMigrationAzureDiskComplete` | `false` | Alpha | 1.17 | |
| `CSIMigrationAzureFile` | `false` | Alpha | 1.15 | |
| `CSIMigrationAzureFileComplete` | `false` | Alpha | 1.17 | |
| `CSIMigrationGCE` | `false` | Alpha | 1.14 | 1.16 |
| `CSIMigrationGCE` | `false` | Beta | 1.17 | |
| `CSIMigrationGCEComplete` | `false` | Alpha | 1.17 | |
| `CSIMigrationOpenStack` | `false` | Alpha | 1.14 | |
| `CSIMigrationOpenStackComplete` | `false` | Alpha | 1.17 | |
| `CustomCPUCFSQuotaPeriod` | `false` | Alpha | 1.12 | |
| `CustomResourceDefaulting` | `false` | Alpha| 1.15 | 1.15 |
| `CustomResourceDefaulting` | `true` | Beta | 1.16 | |
Expand Down Expand Up @@ -331,11 +337,16 @@ 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.
- `CSIInlineVolume`: Enable CSI Inline volumes support for pods.
- `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
- `CSIMigrationAWS`: Enables shims and translation logic to route volume operations from the AWS-EBS in-tree plugin to EBS CSI plugin. Supports falling back to in-tree EBS plugin if a node does not have EBS CSI plugin installed and configured. Requires CSIMigration feature flag enabled.
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sorry I didn't see this earlier, I think we should make it clear that the fallback only happens if the node doesn't have the Feature Flags. It has nothing to do with the install status. Can you submit a follow-up PR to update @ddebroy ?

- `CSIMigrationAWSComplete`: Stops registering the EBS in-tree plugin in kubelet and volume controllers and enables shims and translation logic to route volume operations from the AWS-EBS in-tree plugin to EBS CSI plugin. Requires CSIMigration and CSIMigrationAWS feature flags enabled and EBS CSI plugin installed and configured on all nodes in the cluster.
- `CSIMigrationAzureDisk`: Enables shims and translation logic to route volume operations from the Azure-Disk in-tree plugin to AzureDisk CSI plugin. Supports falling back to in-tree AzureDisk plugin if a node does not have AzureDisk CSI plugin installed and configured. Requires CSIMigration feature flag enabled.
- `CSIMigrationAzureDiskComplete`: Stops registering the Azure-Disk in-tree plugin in kubelet and volume controllers and enables shims and translation logic to route volume operations from the Azure-Disk in-tree plugin to AzureDisk CSI plugin. Requires CSIMigration and CSIMigrationAzureDisk feature flags enabled and AzureDisk CSI plugin installed and configured on all nodes in the cluster.
- `CSIMigrationAzureFile`: Enables shims and translation logic to route volume operations from the Azure-File in-tree plugin to AzureFile CSI plugin. Supports falling back to in-tree AzureFile plugin if a node does not have AzureFile CSI plugin installed and configured. Requires CSIMigration feature flag enabled.
- `CSIMigrationAzureFileComplete`: Stops registering the Azure-File in-tree plugin in kubelet and volume controllers and enables shims and translation logic to route volume operations from the Azure-File in-tree plugin to AzureFile CSI plugin. Requires CSIMigration and CSIMigrationAzureFile feature flags enabled and AzureFile CSI plugin installed and configured on all nodes in the cluster.
- `CSIMigrationGCE`: Enables shims and translation logic to route volume operations from the GCE-PD in-tree plugin to PD CSI plugin. Supports falling back to in-tree GCE plugin if a node does not have PD CSI plugin installed and configured. Requires CSIMigration feature flag enabled.
- `CSIMigrationGCEComplete`: Stops registering the GCE-PD in-tree plugin in kubelet and volume controllers and enables shims and translation logic to route volume operations from the GCE-PD in-tree plugin to PD CSI plugin. Requires CSIMigration and CSIMigrationGCE feature flags enabled and PD CSI plugin installed and configured on all nodes in the cluster.
- `CSIMigrationOpenStack`: Enables shims and translation logic to route volume operations from the Cinder in-tree plugin to Cinder CSI plugin. Supports falling back to in-tree Cinder plugin if a node does not have Cinder CSI plugin installed and configured. Requires CSIMigration feature flag enabled.
- `CSIMigrationOpenStackComplete`: Stops registering the Cinder in-tree plugin in kubelet and volume controllers and enables shims and translation logic to route volume operations from the Cinder in-tree plugin to Cinder CSI plugin. Requires CSIMigration and CSIMigrationOpenStack feature flags enabled and Cinder CSI plugin installed and configured on all nodes in the cluster.
- `CSINodeInfo`: Enable all logic related to the CSINodeInfo API object in csi.storage.k8s.io.
- `CSIPersistentVolume`: Enable discovering and mounting volumes provisioned through a
[CSI (Container Storage Interface)](https://github.com/kubernetes/community/blob/master/contributors/design-proposals/storage/container-storage-interface.md)
Expand Down