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Fix transition exception when scaling Stopped k8s clusters #11598

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Merged
weizhouapache merged 3 commits into from
Sep 11, 2025
Merged

Fix transition exception when scaling Stopped k8s clusters #11598

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0cc25ed
add new k8s cluster transition
bernardodemarco Sep 8, 2025
97b7535
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bernardodemarco Sep 9, 2025
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bernardodemarco Sep 10, 2025
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add new k8s cluster transition
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@bernardodemarco
bernardodemarco committed Sep 8, 2025
commit 0cc25ed17c390687e89abf89d6a24a5b46e214fb
4 changes: 4 additions & 0 deletions ...ions/kubernetes-service/src/main/java/com/cloud/kubernetes/cluster/KubernetesCluster.java
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Expand Up @@ -58,6 +58,7 @@ enum State {
Stopping("Resources for the Kubernetes cluster are being destroyed"),
Stopped("All resources for the Kubernetes cluster are destroyed, Kubernetes cluster may still have ephemeral resource like persistent volumes provisioned"),
Scaling("Transient state in which resources are either getting scaled up/down"),
ScalingOfferingOfStoppedCluster("Transient state in which the service offerings of stopped clusters are getting scaled"),
Upgrading("Transient state in which cluster is getting upgraded"),
Alert("State to represent Kubernetes clusters which are not in expected desired state (operationally in active control place, stopped cluster VM's etc)."),
Recovering("State in which Kubernetes cluster is recovering from alert state"),
Expand Down Expand Up @@ -89,8 +90,11 @@ enum State {
s_fsm.addTransition(State.Running, Event.AutoscaleRequested, State.Scaling);
s_fsm.addTransition(State.Running, Event.ScaleUpRequested, State.Scaling);
s_fsm.addTransition(State.Running, Event.ScaleDownRequested, State.Scaling);
s_fsm.addTransition(State.Stopped, Event.ScaleUpRequested, State.ScalingOfferingOfStoppedCluster);
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s_fsm.addTransition(State.Scaling, Event.OperationSucceeded, State.Running);
s_fsm.addTransition(State.Scaling, Event.OperationFailed, State.Alert);
s_fsm.addTransition(State.ScalingOfferingOfStoppedCluster, Event.OperationSucceeded, State.Stopped);
s_fsm.addTransition(State.ScalingOfferingOfStoppedCluster, Event.OperationFailed, State.Alert);

s_fsm.addTransition(State.Running, Event.UpgradeRequested, State.Upgrading);
s_fsm.addTransition(State.Upgrading, Event.OperationSucceeded, State.Running);
Expand Down
3 changes: 2 additions & 1 deletion ...rc/main/java/com/cloud/kubernetes/cluster/actionworkers/KubernetesClusterScaleWorker.java
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Expand Up @@ -284,7 +284,8 @@ private void validateKubernetesClusterScaleSizeParameters() throws CloudRuntimeE

private void scaleKubernetesClusterOffering() throws CloudRuntimeException {
validateKubernetesClusterScaleOfferingParameters();
if (!kubernetesCluster.getState().equals(KubernetesCluster.State.Scaling)) {
List<KubernetesCluster.State> scalingStates = List.of(KubernetesCluster.State.Scaling, KubernetesCluster.State.ScalingOfferingOfStoppedCluster);
if (!scalingStates.contains(kubernetesCluster.getState())) {
stateTransitTo(kubernetesCluster.getId(), KubernetesCluster.Event.ScaleUpRequested);
}
if (KubernetesCluster.State.Created.equals(originalState)) {
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