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Merge pull request #32668 from tengqm/LeaderMigration-ga 

ControllerLeaderMigration is GA
pull/32694/head
Kubernetes Prow Robot 2022-03-31 14:45:05 -07:00 committed by GitHub
parent a3be045946 f3a06f432a
commit 8a614ca171
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2 changed files with 15 additions and 14 deletions
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21
content/en/docs/reference/command-line-tools-reference/feature-gates.md
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@ -64,8 +64,6 @@ different Kubernetes components.
| `AnyVolumeDataSource` | `false` | Alpha | 1.18 | 1.23 |
| `AnyVolumeDataSource` | `true` | Beta | 1.24 | |
| `AppArmor` | `true` | Beta | 1.4 | |
| `ControllerManagerLeaderMigration` | `false` | Alpha | 1.21 | 1.21 |
| `ControllerManagerLeaderMigration` | `true` | Beta | 1.22 | |
| `CPUManager` | `false` | Alpha | 1.8 | 1.9 |
| `CPUManager` | `true` | Beta | 1.10 | |
| `CPUManagerPolicyAlphaOptions` | `false` | Alpha | 1.23 | |
@ -225,7 +223,10 @@ different Kubernetes components.
| `BoundServiceAccountTokenVolume` | `true` | GA | 1.22 | - |
| `ConfigurableFSGroupPolicy` | `false` | Alpha | 1.18 | 1.19 |
| `ConfigurableFSGroupPolicy` | `true` | Beta | 1.20 | 1.22 |
| `ConfigurableFSGroupPolicy` | `true` | GA | 1.23 | |
| `ConfigurableFSGroupPolicy` | `true` | GA | 1.23 | - |
| `ControllerManagerLeaderMigration` | `false` | Alpha | 1.21 | 1.21 |
| `ControllerManagerLeaderMigration` | `true` | Beta | 1.22 | 1.23 |
| `ControllerManagerLeaderMigration` | `true` | GA | 1.24 | - |
| `CRIContainerLogRotation` | `false` | Alpha | 1.10 | 1.10 |
| `CRIContainerLogRotation` | `true` | Beta | 1.11 | 1.20 |
| `CRIContainerLogRotation` | `true` | GA | 1.21 | - |
@ -234,7 +235,7 @@ different Kubernetes components.
| `CSIBlockVolume` | `true` | GA | 1.18 | - |
| `CSIDriverRegistry` | `false` | Alpha | 1.12 | 1.13 |
| `CSIDriverRegistry` | `true` | Beta | 1.14 | 1.17 |
| `CSIDriverRegistry` | `true` | GA | 1.18 | |
| `CSIDriverRegistry` | `true` | GA | 1.18 | - |
| `CSIMigrationAWSComplete` | `false` | Alpha | 1.17 | 1.20 |
| `CSIMigrationAWSComplete` | - | Deprecated | 1.21 | - |
| `CSIMigrationAzureDisk` | `false` | Alpha | 1.15 | 1.18 |
@ -256,16 +257,16 @@ different Kubernetes components.
| `CSIMigrationvSphereComplete` | - | Deprecated | 1.22 | - |
| `CSINodeInfo` | `false` | Alpha | 1.12 | 1.13 |
| `CSINodeInfo` | `true` | Beta | 1.14 | 1.16 |
| `CSINodeInfo` | `true` | GA | 1.17 | |
| `CSINodeInfo` | `true` | GA | 1.17 | - |
| `CSIPersistentVolume` | `false` | Alpha | 1.9 | 1.9 |
| `CSIPersistentVolume` | `true` | Beta | 1.10 | 1.12 |
| `CSIPersistentVolume` | `true` | GA | 1.13 | - |
| `CSIServiceAccountToken` | `false` | Alpha | 1.20 | 1.20 |
| `CSIServiceAccountToken` | `true` | Beta | 1.21 | 1.21 |
| `CSIServiceAccountToken` | `true` | GA | 1.22 | |
| `CSIServiceAccountToken` | `true` | GA | 1.22 | - |
| `CSIStorageCapacity` | `false` | Alpha | 1.19 | 1.20 |
| `CSIStorageCapacity` | `true` | Beta | 1.21 | 1.23 |
| `CSIStorageCapacity` | `true` | GA | 1.24 | |
| `CSIStorageCapacity` | `true` | GA | 1.24 | - |
| `CSIVolumeFSGroupPolicy` | `false` | Alpha | 1.19 | 1.19 |
| `CSIVolumeFSGroupPolicy` | `true` | Beta | 1.20 | 1.22 |
| `CSIVolumeFSGroupPolicy` | `true` | GA | 1.23 | |
@ -316,7 +317,7 @@ different Kubernetes components.
| `EndpointSlice` | `false` | Alpha | 1.16 | 1.16 |
| `EndpointSlice` | `false` | Beta | 1.17 | 1.17 |
| `EndpointSlice` | `true` | Beta | 1.18 | 1.20 |
| `EndpointSlice` | `true` | GA | 1.21 | - |
| `EndpointSlice` | `true` | GA | 1.21 | - |
| `EndpointSliceNodeName` | `false` | Alpha | 1.20 | 1.20 |
| `EndpointSliceNodeName` | `true` | GA | 1.21 | - |
| `EndpointSliceProxying` | `false` | Alpha | 1.18 | 1.18 |
@ -489,9 +490,9 @@ different Kubernetes components.
| `SupportPodPidsLimit` | `true` | GA | 1.20 | - |
| `SuspendJob` | `false` | Alpha | 1.21 | 1.21 |
| `SuspendJob` | `true` | Beta | 1.22 | 1.23 |
| `SuspendJob` | `true` | GA | 1.24 | |
| `SuspendJob` | `true` | GA | 1.24 | - |
| `Sysctls` | `true` | Beta | 1.11 | 1.20 |
| `Sysctls` | `true` | GA | 1.21 | |
| `Sysctls` | `true` | GA | 1.21 | - |
| `TTLAfterFinished` | `false` | Alpha | 1.12 | 1.20 |
| `TTLAfterFinished` | `true` | Beta | 1.21 | 1.22 |
| `TTLAfterFinished` | `true` | GA | 1.23 | - |

8
content/en/docs/tasks/administer-cluster/controller-manager-leader-migration.md
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@ -7,10 +7,9 @@ linkTitle: "Migrate Replicated Control Plane To Use Cloud Controller Manager"
content_type: task
---
<!-- overview -->
{{< feature-state state="beta" for_k8s_version="v1.22" >}}
{{< feature-state for_k8s_version="v1.24" state="stable" >}}
{{< glossary_definition term_id="cloud-controller-manager" length="all" prepend="The cloud-controller-manager is">}}
@ -95,7 +94,7 @@ controllerLeaders:
component: cloud-controller-manager
```
When creating control plane nodes of version N + 1, the content should be deploy to `/etc/leadermigration.conf`. The manifest of `cloud-controller-manager` should be updated to mount the configuration file in the same manner as `kube-controller-manager` of version N. Similarly, add `--feature-gates=ControllerManagerLeaderMigration=true`,`--enable-leader-migration`, and `--leader-migration-config=/etc/leadermigration.conf` to the arguments of `cloud-controller-manager`.
When creating control plane nodes of version N + 1, the content should be deploy to `/etc/leadermigration.conf`. The manifest of `cloud-controller-manager` should be updated to mount the configuration file in the same manner as `kube-controller-manager` of version N. Similarly, add `--enable-leader-migration` and `--leader-migration-config=/etc/leadermigration.conf` to the arguments of `cloud-controller-manager`.
Create a new control plane node of version N + 1 with the updated `cloud-controller-manager` manifest, and with the `--cloud-provider` flag unset for `kube-controller-manager`. `kube-controller-manager` of version N + 1 MUST NOT have Leader Migration enabled because, with an external cloud provider, it does not run the migrated controllers anymore and thus it is not involved in the migration.
@ -123,4 +122,5 @@ For `kube-controller-manager` and `cloud-controller-manager`, if there are no fl
## {{% heading "whatsnext" %}}
- Read the [Controller Manager Leader Migration](https://github.com/kubernetes/enhancements/tree/master/keps/sig-cloud-provider/2436-controller-manager-leader-migration) enhancement proposal
- Read the [Controller Manager Leader Migration](https://github.com/kubernetes/enhancements/tree/master/keps/sig-cloud-provider/2436-controller-manager-leader-migration) enhancement proposal.