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feature(scheduler): implement ClusterEventWithHint to filter out useless events

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This commit is contained in:
Kensei Nakada
2023-06-08 04:54:30 +00:00
parent 7cd51541cd
commit 6f8d38406a
29 changed files with 1281 additions and 511 deletions
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12
pkg/scheduler/framework/plugins/volumezone/volume_zone.go
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@@ -260,18 +260,18 @@ func getErrorAsStatus(err error) *framework.Status {
// EventsToRegister returns the possible events that may make a Pod
// failed by this plugin schedulable.
func (pl *VolumeZone) EventsToRegister() []framework.ClusterEvent {
return []framework.ClusterEvent{
func (pl *VolumeZone) EventsToRegister() []framework.ClusterEventWithHint {
return []framework.ClusterEventWithHint{
// New storageClass with bind mode `VolumeBindingWaitForFirstConsumer` will make a pod schedulable.
// Due to immutable field `storageClass.volumeBindingMode`, storageClass update events are ignored.
{Resource: framework.StorageClass, ActionType: framework.Add},
{Event: framework.ClusterEvent{Resource: framework.StorageClass, ActionType: framework.Add}},
// A new node or updating a node's volume zone labels may make a pod schedulable.
{Resource: framework.Node, ActionType: framework.Add | framework.UpdateNodeLabel},
{Event: framework.ClusterEvent{Resource: framework.Node, ActionType: framework.Add | framework.UpdateNodeLabel}},
// A new pvc may make a pod schedulable.
// Due to fields are immutable except `spec.resources`, pvc update events are ignored.
{Resource: framework.PersistentVolumeClaim, ActionType: framework.Add},
{Event: framework.ClusterEvent{Resource: framework.PersistentVolumeClaim, ActionType: framework.Add}},
// A new pv or updating a pv's volume zone labels may make a pod schedulable.
{Resource: framework.PersistentVolume, ActionType: framework.Add | framework.Update},
{Event: framework.ClusterEvent{Resource: framework.PersistentVolume, ActionType: framework.Add | framework.Update}},
}
}