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nfd-master: update node if no NodeFeature objects are present

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Correctly handle the case where no NodeFeature objects exist for certain
node (and NodeFeature API has been enabled with
-enable-nodefeature-api). In this case all the labels should be removed.
This commit is contained in:
Markus Lehtonen 2022-12-14 20:50:49 +02:00
parent d1b314842c
commit 4c955ad72c
1 changed files with 23 additions and 20 deletions
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43
pkg/nfd-master/nfd-master.go
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@ -502,10 +502,7 @@ func (m *nfdMaster) nfdAPIUpdateAllNodes() error {
func (m *nfdMaster) nfdAPIUpdateOneNode(nodeName string) error {
sel := labels.SelectorFromSet(labels.Set{nfdv1alpha1.NodeFeatureObjNodeNameLabel: nodeName})
objs, err := m.nfdController.featureLister.List(sel)
if len(objs) == 0 {
klog.Infof("no NodeFeature object exists for node %q, skipping...", nodeName)
return nil
} else if err != nil {
if err != nil {
return fmt.Errorf("failed to get NodeFeature resources for node %q: %w", nodeName, err)
}
@ -532,26 +529,32 @@ func (m *nfdMaster) nfdAPIUpdateOneNode(nodeName string) error {
klog.V(1).Infof("processing node %q, initiated by NodeFeature API", nodeName)
// Merge in features
//
// NOTE: changing the rule api to support handle multiple objects instead
// of merging would probably perform better with lot less data to copy.
features := objs[0].Spec.DeepCopy()
for _, o := range objs[1:] {
o.Spec.MergeInto(features)
}
utils.KlogDump(4, "Composite NodeFeatureSpec after merge:", " ", features)
features := &nfdv1alpha1.NodeFeatureSpec{}
annotations := Annotations{}
if objs[0].Namespace == m.namespace && objs[0].Name == nodeName {
// This is the one created by nfd-worker
if v := objs[0].Annotations[nfdv1alpha1.WorkerVersionAnnotation]; v != "" {
annotations[nfdv1alpha1.WorkerVersionAnnotation] = v
if len(objs) > 0 {
// Merge in features
//
// NOTE: changing the rule api to support handle multiple objects instead
// of merging would probably perform better with lot less data to copy.
features = objs[0].Spec.DeepCopy()
for _, o := range objs[1:] {
o.Spec.MergeInto(features)
}
utils.KlogDump(4, "Composite NodeFeatureSpec after merge:", " ", features)
if objs[0].Namespace == m.namespace && objs[0].Name == nodeName {
// This is the one created by nfd-worker
if v := objs[0].Annotations[nfdv1alpha1.WorkerVersionAnnotation]; v != "" {
annotations[nfdv1alpha1.WorkerVersionAnnotation] = v
}
}
}
// Create labels et al
// Update node labels et al. This may also mean removing all NFD-owned
// labels (et al.), for example in the case no NodeFeature objects are
// present.
cli, err := m.apihelper.GetClient()
if err != nil {
return err