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remove feature gate SupportIPVSProxyMode.

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tangwz 2020-09-04 14:25:41 +08:00
parent ed3be9d7b9
commit a143803066
2 changed files with 3 additions and 23 deletions
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7
pkg/features/kube_features.go
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@ -194,12 +194,6 @@ const (
// Postpone deletion of a PV or a PVC when they are being used // Postpone deletion of a PV or a PVC when they are being used
StorageObjectInUseProtection featuregate.Feature = "StorageObjectInUseProtection" StorageObjectInUseProtection featuregate.Feature = "StorageObjectInUseProtection"
// owner: @m1093782566
// GA: v1.11
//
// Implement IPVS-based in-cluster service load balancing
SupportIPVSProxyMode featuregate.Feature = "SupportIPVSProxyMode"
// owner: @dims, @derekwaynecarr // owner: @dims, @derekwaynecarr
// alpha: v1.10 // alpha: v1.10
// beta: v1.14 // beta: v1.14
@ -682,7 +676,6 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
CSINodeInfo: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.19 CSINodeInfo: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.19
BlockVolume: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.20 BlockVolume: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.20
StorageObjectInUseProtection: {Default: true, PreRelease: featuregate.GA}, StorageObjectInUseProtection: {Default: true, PreRelease: featuregate.GA},
SupportIPVSProxyMode: {Default: true, PreRelease: featuregate.GA},
SupportPodPidsLimit: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.21 SupportPodPidsLimit: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.21
SupportNodePidsLimit: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.21 SupportNodePidsLimit: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.21
HyperVContainer: {Default: false, PreRelease: featuregate.Alpha}, HyperVContainer: {Default: false, PreRelease: featuregate.Alpha},

19
pkg/proxy/ipvs/README.md
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@ -334,29 +334,20 @@ export KUBE_PROXY_MODE=ipvs
### Cluster Created by Kubeadm ### Cluster Created by Kubeadm
If you are using kubeadm with a [configuration file](https://kubernetes.io/docs/reference/setup-tools/kubeadm/kubeadm-init/#config-file), you have to add `mode: ipvs` and also add `SupportIPVSProxyMode: true` below the `kubeProxy` field as part of the kubeadm configuration. If you are using kubeadm with a [configuration file](https://kubernetes.io/docs/reference/setup-tools/kubeadm/kubeadm-init/#config-file), you have to add `mode: ipvs` below the `kubeProxy` field as part of the kubeadm configuration.
```yaml ```yaml
... ...
kubeProxy: kubeProxy:
config: config:
featureGates:
SupportIPVSProxyMode: true
mode: ipvs mode: ipvs
... ...
``` ```
Note that in Kubernetes 1.11 and later, `SupportIPVSProxyMode` is set to `true` by default.
before running before running
`kube init --config <path_to_configuration_file>` `kube init --config <path_to_configuration_file>`
If you are using Kubernetes v1.8, you can also add the flag `--feature-gates=SupportIPVSProxyMode=true` (deprecated since v1.9) in `kubeadm init` command
```
kubeadm init --feature-gates=SupportIPVSProxyMode=true
```
to specify the ipvs mode before deploying the cluster. to specify the ipvs mode before deploying the cluster.
**Notes** **Notes**
@ -412,14 +403,10 @@ UDP 10.0.0.10:53 rr
Use the following check list to help you solve the problems: Use the following check list to help you solve the problems:
**1. Enable IPVS feature gateway** **1. Specify proxy-mode=ipvs**
For Kubernetes v1.10 and later, feature gate `SupportIPVSProxyMode` is set to `true` by default. However, you need to enable `--feature-gates=SupportIPVSProxyMode=true` explicitly for Kubernetes before v1.10.
**2. Specify proxy-mode=ipvs**
Check whether the kube-proxy mode has been set to `ipvs`. Check whether the kube-proxy mode has been set to `ipvs`.
**3. Install required kernel modules and packages** **2. Install required kernel modules and packages**
Check whether the IPVS required kernel modules have been compiled into the kernel and packages installed. (see Prerequisite) Check whether the IPVS required kernel modules have been compiled into the kernel and packages installed. (see Prerequisite)