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Merge pull request #1811 from marquiz/devel/informer-listopts

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nfd-master: tweak list options for NodeFeature informer
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Kubernetes Prow Robot 2024-07-30 03:56:04 -07:00 committed by GitHub
commit 2d24a4bee4
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1 changed files with 12 additions and 1 deletions
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13
pkg/nfd-master/nfd-api-controller.go
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@ -29,6 +29,7 @@ import (
nfdclientset "sigs.k8s.io/node-feature-discovery/api/generated/clientset/versioned"
nfdscheme "sigs.k8s.io/node-feature-discovery/api/generated/clientset/versioned/scheme"
nfdinformers "sigs.k8s.io/node-feature-discovery/api/generated/informers/externalversions"
nfdinformersv1alpha1 "sigs.k8s.io/node-feature-discovery/api/generated/informers/externalversions/nfd/v1alpha1"
nfdlisters "sigs.k8s.io/node-feature-discovery/api/generated/listers/nfd/v1alpha1"
nfdv1alpha1 "sigs.k8s.io/node-feature-discovery/api/nfd/v1alpha1"
"sigs.k8s.io/node-feature-discovery/pkg/utils"
@ -67,13 +68,23 @@ func newNfdController(config *restclient.Config, nfdApiControllerOptions nfdApiC
}
nfdClient := nfdclientset.NewForConfigOrDie(config)
klog.V(2).InfoS("initializing new NFD API controller", "options", utils.DelayedDumper(nfdApiControllerOptions))
informerFactory := nfdinformers.NewSharedInformerFactory(nfdClient, nfdApiControllerOptions.ResyncPeriod)
// Add informer for NodeFeature objects
if !nfdApiControllerOptions.DisableNodeFeature {
featureInformer := informerFactory.Nfd().V1alpha1().NodeFeatures()
tweakListOpts := func(opts *metav1.ListOptions) {
// Tweak list opts on initial sync to avoid timeouts on the apiserver.
// NodeFeature objects are huge and the Kubernetes apiserver
// (v1.30) experiences http handler timeouts when the resource
// version is set to some non-empty value (TODO: find out why).
if opts.ResourceVersion == "0" {
opts.ResourceVersion = ""
}
}
featureInformer := nfdinformersv1alpha1.New(informerFactory, "", tweakListOpts).NodeFeatures()
if _, err := featureInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
AddFunc: func(obj interface{}) {
nfr := obj.(*nfdv1alpha1.NodeFeature)