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Merge pull request #30361 from pohly/generic-ephemeral-volumes-ga 

generic ephemeral volume GA
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Kubernetes Prow Robot 2021-11-13 14:04:46 -08:00 committed by GitHub
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7
content/en/docs/concepts/storage/ephemeral-volumes.md
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@ -130,10 +130,7 @@ As a cluster administrator, you can use a [PodSecurityPolicy](/docs/concepts/pol
### Generic ephemeral volumes ### Generic ephemeral volumes
{{< feature-state for_k8s_version="v1.21" state="beta" >}} {{< feature-state for_k8s_version="v1.23" state="stable" >}}
This feature requires the `GenericEphemeralVolume` [feature gate](/docs/reference/command-line-tools-reference/feature-gates/) to be
enabled. Because this is a beta feature, it is enabled by default.
Generic ephemeral volumes are similar to `emptyDir` volumes in the Generic ephemeral volumes are similar to `emptyDir` volumes in the
sense that they provide a per-pod directory for scratch data that is sense that they provide a per-pod directory for scratch data that is
@ -245,7 +242,6 @@ PVCs indirectly if they can create Pods, even if they do not have
permission to create PVCs directly. Cluster administrators must be permission to create PVCs directly. Cluster administrators must be
aware of this. If this does not fit their security model, they have aware of this. If this does not fit their security model, they have
two choices: two choices:
- Explicitly disable the feature through the feature gate.
- Use a [Pod Security - Use a [Pod Security
Policy](/docs/concepts/policy/pod-security-policy/) where the Policy](/docs/concepts/policy/pod-security-policy/) where the
`volumes` list does not contain the `ephemeral` volume type `volumes` list does not contain the `ephemeral` volume type
@ -274,4 +270,3 @@ See [local ephemeral storage](/docs/concepts/configuration/manage-resources-cont
- For more information on the design, see the - For more information on the design, see the
[Generic ephemeral inline volumes KEP](https://github.com/kubernetes/enhancements/blob/master/keps/sig-storage/1698-generic-ephemeral-volumes/README.md). [Generic ephemeral inline volumes KEP](https://github.com/kubernetes/enhancements/blob/master/keps/sig-storage/1698-generic-ephemeral-volumes/README.md).
- For more information on further development of this feature, see the [enhancement tracking issue #1698](https://github.com/kubernetes/enhancements/issues/1698).

5
content/en/docs/reference/command-line-tools-reference/feature-gates.md
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@ -115,8 +115,6 @@ different Kubernetes components.
| `ExpandPersistentVolumes` | `false` | Alpha | 1.8 | 1.10 | | `ExpandPersistentVolumes` | `false` | Alpha | 1.8 | 1.10 |
| `ExpandPersistentVolumes` | `true` | Beta | 1.11 | | | `ExpandPersistentVolumes` | `true` | Beta | 1.11 | |
| `ExperimentalHostUserNamespaceDefaulting` | `false` | Beta | 1.5 | | | `ExperimentalHostUserNamespaceDefaulting` | `false` | Beta | 1.5 | |
| `GenericEphemeralVolume` | `false` | Alpha | 1.19 | 1.20 |
| `GenericEphemeralVolume` | `true` | Beta | 1.21 | |
| `GracefulNodeShutdown` | `false` | Alpha | 1.20 | 1.20 | | `GracefulNodeShutdown` | `false` | Alpha | 1.20 | 1.20 |
| `GracefulNodeShutdown` | `true` | Beta | 1.21 | | | `GracefulNodeShutdown` | `true` | Beta | 1.21 | |
| `HPAContainerMetrics` | `false` | Alpha | 1.20 | | | `HPAContainerMetrics` | `false` | Alpha | 1.20 | |
@ -311,6 +309,9 @@ different Kubernetes components.
| `ExternalPolicyForExternalIP` | `true` | GA | 1.18 | - | | `ExternalPolicyForExternalIP` | `true` | GA | 1.18 | - |
| `GCERegionalPersistentDisk` | `true` | Beta | 1.10 | 1.12 | | `GCERegionalPersistentDisk` | `true` | Beta | 1.10 | 1.12 |
| `GCERegionalPersistentDisk` | `true` | GA | 1.13 | - | | `GCERegionalPersistentDisk` | `true` | GA | 1.13 | - |
| `GenericEphemeralVolume` | `false` | Alpha | 1.19 | 1.20 |
| `GenericEphemeralVolume` | `true` | Beta | 1.21 | 1.22 |
| `GenericEphemeralVolume` | `true` | GA | 1.23 | - |
| `HugePageStorageMediumSize` | `false` | Alpha | 1.18 | 1.18 | | `HugePageStorageMediumSize` | `false` | Alpha | 1.18 | 1.18 |
| `HugePageStorageMediumSize` | `true` | Beta | 1.19 | 1.21 | | `HugePageStorageMediumSize` | `true` | Beta | 1.19 | 1.21 |
| `HugePageStorageMediumSize` | `true` | GA | 1.22 | - | | `HugePageStorageMediumSize` | `true` | GA | 1.22 | - |