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Use k8s.ResourceEventHandler for Gateway API provider

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Kevin Pollet 2025-10-06 08:58:04 +02:00 committed by GitHub
parent c5ed376d5f
commit c61fb89d3f
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1 changed files with 2 additions and 27 deletions
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29
pkg/provider/kubernetes/gateway/client.go
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@ -10,6 +10,7 @@ import (
"time"
"github.com/rs/zerolog/log"
"github.com/traefik/traefik/v3/pkg/provider/kubernetes/k8s"
"github.com/traefik/traefik/v3/pkg/types"
corev1 "k8s.io/api/core/v1"
discoveryv1 "k8s.io/api/discovery/v1"
@ -33,22 +34,6 @@ import (
const resyncPeriod = 10 * time.Minute
type resourceEventHandler struct {
ev chan<- interface{}
}
func (reh *resourceEventHandler) OnAdd(obj interface{}, _ bool) {
eventHandlerFunc(reh.ev, obj)
}
func (reh *resourceEventHandler) OnUpdate(_, newObj interface{}) {
eventHandlerFunc(reh.ev, newObj)
}
func (reh *resourceEventHandler) OnDelete(obj interface{}) {
eventHandlerFunc(reh.ev, obj)
}
type clientWrapper struct {
csGateway gateclientset.Interface
csKube kclientset.Interface
@ -145,7 +130,7 @@ func newExternalClusterClient(endpoint, caFilePath string, token types.FileOrCon
// WatchAll starts namespace-specific controllers for all relevant kinds.
func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<-chan interface{}, error) {
eventCh := make(chan interface{}, 1)
eventHandler := &resourceEventHandler{ev: eventCh}
eventHandler := &k8s.ResourceEventHandler{Ev: eventCh}
if len(namespaces) == 0 {
namespaces = []string{metav1.NamespaceAll}
@ -815,16 +800,6 @@ func (c *clientWrapper) isWatchedNamespace(namespace string) bool {
return slices.Contains(c.watchedNamespaces, namespace)
}
// eventHandlerFunc will pass the obj on to the events channel or drop it.
// This is so passing the events along won't block in the case of high volume.
// The events are only used for signaling anyway so dropping a few is ok.
func eventHandlerFunc(events chan<- interface{}, obj interface{}) {
select {
case events <- obj:
default:
}
}
// translateNotFoundError will translate a "not found" error to a boolean return
// value which indicates if the resource exists and a nil error.
func translateNotFoundError(err error) (bool, error) {