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podresources: getallocatable: add feature gate

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Add feature gate to disable the GetAllocatableResources API.
The feature gate isd alpha stage, disabled by default.

Add e2e test to demonstrate the behaviour with feature gate disabled.

Signed-off-by: Francesco Romani <fromani@redhat.com>
This commit is contained in:
Francesco Romani
2021-02-04 22:25:13 +01:00
parent 6c8d4ee9ee
commit d7a30e1b08
4 changed files with 150 additions and 5 deletions
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7
pkg/features/kube_features.go
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@@ -724,6 +724,12 @@ const (
// Allows jobs to be created in the suspended state.
SuspendJob featuregate.Feature = "SuspendJob"
// owner: @fromanirh
// alpha: v1.21
//
// Enable POD resources API to return allocatable resources
KubeletPodResourcesGetAllocatable featuregate.Feature = "KubeletPodResourcesGetAllocatable"
// owner: @jayunit100 @abhiraut @rikatz
// beta: v1.21
//
@@ -838,6 +844,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
IngressClassNamespacedParams: {Default: false, PreRelease: featuregate.Alpha},
ServiceInternalTrafficPolicy: {Default: false, PreRelease: featuregate.Alpha},
SuspendJob: {Default: false, PreRelease: featuregate.Alpha},
KubeletPodResourcesGetAllocatable: {Default: false, PreRelease: featuregate.Alpha},
NamespaceDefaultLabelName: {Default: true, PreRelease: featuregate.Beta}, // graduate to GA and lock to default in 1.22, remove in 1.24
// inherited features from generic apiserver, relisted here to get a conflict if it is changed