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Merge pull request #53480 from k82cn/k8s_53425

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Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Refresh scheduler equivalence cache when node taints changed.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #53425 

**Release note**:
```release-note
None
```
This commit is contained in:
Kubernetes Submit Queue 2017-10-05 22:54:56 -07:00 committed by GitHub
commit fe5c628e40
1 changed files with 12 additions and 10 deletions
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22
plugin/pkg/scheduler/factory/factory.go
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@ -523,15 +523,6 @@ func (c *ConfigFactory) invalidateCachedPredicatesOnNodeUpdate(newNode *v1.Node,
// TODO(resouer): think about lazily initialize this set
invalidPredicates := sets.NewString()
oldTaints, oldErr := helper.GetTaintsFromNodeAnnotations(oldNode.GetAnnotations())
if oldErr != nil {
glog.Errorf("Failed to get taints from old node annotation for equivalence cache")
}
newTaints, newErr := helper.GetTaintsFromNodeAnnotations(newNode.GetAnnotations())
if newErr != nil {
glog.Errorf("Failed to get taints from new node annotation for equivalence cache")
}
if !reflect.DeepEqual(oldNode.Status.Allocatable, newNode.Status.Allocatable) {
invalidPredicates.Insert("GeneralPredicates") // "PodFitsResources"
}
@ -550,9 +541,20 @@ func (c *ConfigFactory) invalidateCachedPredicatesOnNodeUpdate(newNode *v1.Node,
}
}
}
if !reflect.DeepEqual(oldTaints, newTaints) {
oldTaints, oldErr := helper.GetTaintsFromNodeAnnotations(oldNode.GetAnnotations())
if oldErr != nil {
glog.Errorf("Failed to get taints from old node annotation for equivalence cache")
}
newTaints, newErr := helper.GetTaintsFromNodeAnnotations(newNode.GetAnnotations())
if newErr != nil {
glog.Errorf("Failed to get taints from new node annotation for equivalence cache")
}
if !reflect.DeepEqual(oldTaints, newTaints) ||
!reflect.DeepEqual(oldNode.Spec.Taints, newNode.Spec.Taints) {
invalidPredicates.Insert("PodToleratesNodeTaints")
}
if !reflect.DeepEqual(oldNode.Status.Conditions, newNode.Status.Conditions) {
oldConditions := make(map[v1.NodeConditionType]v1.ConditionStatus)
newConditions := make(map[v1.NodeConditionType]v1.ConditionStatus)