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Add DisableCloudProviders FG

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FeatureGate acts as a secondary switch to disable cloud-controller loops
in KCM, Kubelet and KAPI.

Provide comprehensive logging information to users, so they will be
guided in adoption of out-of-tree cloud provider implementation.
This commit is contained in:
Danil-Grigorev
2021-03-11 13:39:25 +01:00
parent 7705b300e2
commit 5d57b3794c
5 changed files with 62 additions and 4 deletions
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5
pkg/kubelet/kubelet.go
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@@ -387,6 +387,11 @@ func NewMainKubelet(kubeCfg *kubeletconfiginternal.KubeletConfiguration,
}
}
if utilfeature.DefaultFeatureGate.Enabled(features.DisableCloudProviders) && cloudprovider.IsDeprecatedInternal(cloudProvider) {
cloudprovider.DisableWarningForProvider(cloudProvider)
return nil, fmt.Errorf("cloud provider %q was specified, but built-in cloud providers are disabled. Please set --cloud-provider=external and migrate to an external cloud provider", cloudProvider)
}
var nodeHasSynced cache.InformerSynced
var nodeLister corelisters.NodeLister