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Add a feature gate for legacy node-role behavior

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This gate will default to on in 1.16 to cover the behavior of the
existing system, and then in the future default to off and then be
removed once all consumers have migrated.
This commit is contained in:
Clayton Coleman
2019-07-16 22:06:37 -04:00
parent bdfc8f62b4
commit 901da441de
1 changed files with 8 additions and 1 deletions
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9
pkg/features/kube_features.go
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@@ -172,6 +172,12 @@ const (
// Enable pods to set sysctls on a pod
Sysctls featuregate.Feature = "Sysctls"
// owner @smarterclayton
// alpha: v1.16
//
// Enable legacy behavior to vary cluster functionality on the node-role.kubernetes.io labels. On by default (legacy), will be turned off in 1.18.
LegacyNodeRoleBehavior featuregate.Feature = "LegacyNodeRoleBehavior"
// owner @brendandburns
// alpha: v1.9
//
@@ -570,5 +576,6 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
// features that enable backwards compatibility but are scheduled to be removed
// ...
HPAScaleToZero: {Default: false, PreRelease: featuregate.Alpha},
HPAScaleToZero: {Default: false, PreRelease: featuregate.Alpha},
LegacyNodeRoleBehavior: {Default: true, PreRelease: featuregate.Alpha},
}