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Add validation for GracefulNodeShutdownBasedOnPodPriority

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Co-authored-by: Elana Hashman <ehashman@users.noreply.github.com>
This commit is contained in:
Shiming Zhang
2021-11-11 14:19:02 +08:00
parent 545313bdc7
commit 7a6f792ff3
2 changed files with 34 additions and 10 deletions
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10
pkg/kubelet/apis/config/validation/validation.go
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@@ -166,6 +166,16 @@ func ValidateKubeletConfiguration(kc *kubeletconfig.KubeletConfiguration) error
if (kc.ShutdownGracePeriod.Duration > 0 || kc.ShutdownGracePeriodCriticalPods.Duration > 0) && !localFeatureGate.Enabled(features.GracefulNodeShutdown) {
allErrors = append(allErrors, fmt.Errorf("invalid configuration: Specifying ShutdownGracePeriod or ShutdownGracePeriodCriticalPods requires feature gate GracefulNodeShutdown"))
}
if localFeatureGate.Enabled(features.GracefulNodeShutdownBasedOnPodPriority) {
if len(kc.ShutdownGracePeriodByPodPriority) != 0 && (kc.ShutdownGracePeriod.Duration > 0 || kc.ShutdownGracePeriodCriticalPods.Duration > 0) {
allErrors = append(allErrors, fmt.Errorf("invalid configuration: Cannot specify both shutdownGracePeriodByPodPriority and shutdownGracePeriod at the same time"))
}
}
if !localFeatureGate.Enabled(features.GracefulNodeShutdownBasedOnPodPriority) {
if len(kc.ShutdownGracePeriodByPodPriority) != 0 {
allErrors = append(allErrors, fmt.Errorf("invalid configuration: Specifying shutdownGracePeriodByPodPriority requires feature gate GracefulNodeShutdownBasedOnPodPriority"))
}
}
if localFeatureGate.Enabled(features.NodeSwap) {
if kc.MemorySwap.SwapBehavior != "" && kc.MemorySwap.SwapBehavior != kubetypes.LimitedSwap && kc.MemorySwap.SwapBehavior != kubetypes.UnlimitedSwap {
allErrors = append(allErrors, fmt.Errorf("invalid configuration: MemorySwap.SwapBehavior %v must be one of: LimitedSwap, UnlimitedSwap", kc.MemorySwap.SwapBehavior))