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statefulsets: MinReadySeconds implementation

Browse Source 
https://github.com/kubernetes/kubernetes/pull/100842
introduced featuregate. This PR implements the logic
behind it.
This commit is contained in:
ravisantoshgudimetla
2021-04-19 16:37:00 -04:00
parent bc8acbc43e
commit ceb1dbd2f1
6 changed files with 364 additions and 49 deletions
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5
pkg/controller/statefulset/stateful_set_utils.go
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@@ -204,6 +204,10 @@ func isRunningAndReady(pod *v1.Pod) bool {
return pod.Status.Phase == v1.PodRunning && podutil.IsPodReady(pod)
}
func isRunningAndAvailable(pod *v1.Pod, minReadySeconds int32) bool {
return podutil.IsPodAvailable(pod, minReadySeconds, metav1.Now())
}
// isCreated returns true if pod has been created and is maintained by the API server
func isCreated(pod *v1.Pod) bool {
return pod.Status.Phase != ""
@@ -366,6 +370,7 @@ func inconsistentStatus(set *apps.StatefulSet, status *apps.StatefulSetStatus) b
status.ReadyReplicas != set.Status.ReadyReplicas ||
status.UpdatedReplicas != set.Status.UpdatedReplicas ||
status.CurrentRevision != set.Status.CurrentRevision ||
status.AvailableReplicas != set.Status.AvailableReplicas ||
status.UpdateRevision != set.Status.UpdateRevision
}