remove unused deployment listener

controller.go

@@ -24,17 +24,14 @@ import (
 
 	"golang.org/x/time/rate"
 
-	appsv1 "k8s.io/api/apps/v1"
 	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 	"k8s.io/apimachinery/pkg/util/wait"
-	appsinformers "k8s.io/client-go/informers/apps/v1"
 	"k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/kubernetes/scheme"
 	typedcorev1 "k8s.io/client-go/kubernetes/typed/core/v1"
-	appslisters "k8s.io/client-go/listers/apps/v1"
 	"k8s.io/client-go/tools/cache"
 	"k8s.io/client-go/tools/record"
 	"k8s.io/client-go/util/workqueue"
@@ -63,10 +60,8 @@ type Controller struct {
 	proxyProviderClientset clientset.Interface
 	authentik              *authentikapi.APIClient
 
-	deploymentsLister appslisters.DeploymentLister
-	deploymentsSynced cache.InformerSynced
-	proxyLister       listers.ProxyProviderLister
-	proxySynced       cache.InformerSynced
+	proxyLister listers.ProxyProviderLister
+	proxySynced cache.InformerSynced
 
 	workqueue workqueue.TypedRateLimitingInterface[cache.ObjectName]
 	recorder  record.EventRecorder
@@ -77,7 +72,6 @@ func NewController(
 	kubeclientset kubernetes.Interface,
 	proxyProviderClientset clientset.Interface,
 	authentik *authentikapi.APIClient,
-	deploymentInformer appsinformers.DeploymentInformer,
 	proxyInformer informers.ProxyProviderInformer,
 ) *Controller {
 	logger := klog.FromContext(ctx)
@@ -98,8 +92,6 @@ func NewController(
 		kubeclientset:          kubeclientset,
 		proxyProviderClientset: proxyProviderClientset,
 		authentik:              authentik,
-		deploymentsLister:      deploymentInformer.Lister(),
-		deploymentsSynced:      deploymentInformer.Informer().HasSynced,
 		proxyLister:            proxyInformer.Lister(),
 		proxySynced:            proxyInformer.Informer().HasSynced,
 		workqueue:              workqueue.NewTypedRateLimitingQueue(ratelimiter),
@@ -113,18 +105,6 @@ func NewController(
 			c.enqueueProxyProvider(newObj)
 		},
 	})
-	deploymentInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
-		AddFunc: c.handleObject,
-		UpdateFunc: func(old, new interface{}) {
-			newDepl := new.(*appsv1.Deployment)
-			oldDepl := old.(*appsv1.Deployment)
-			if newDepl.ResourceVersion == oldDepl.ResourceVersion {
-				return
-			}
-			c.handleObject(new)
-		},
-		DeleteFunc: c.handleObject,
-	})
 
 	return c
 }
@@ -137,7 +117,7 @@ func (c *Controller) Run(ctx context.Context, workers int) error {
 	logger.Info("Starting ProxyProvider controller")
 
 	logger.Info("Waiting for informer caches to sync")
-	if ok := cache.WaitForCacheSync(ctx.Done(), c.deploymentsSynced, c.proxySynced); !ok {
+	if ok := cache.WaitForCacheSync(ctx.Done(), c.proxySynced); !ok {
 		return fmt.Errorf("failed to wait for caches to sync")
 	}
 

main.go

@@ -25,7 +25,6 @@ import (
 
 	"gitea.t000-n.de/t.behrendt/authentik-kubernetes-operator/pkg/signals"
 	authentikapi "goauthentik.io/api/v3"
-	kubeinformers "k8s.io/client-go/informers"
 	"k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/tools/clientcmd"
 	"k8s.io/klog/v2"
@@ -74,16 +73,14 @@ func main() {
 		klog.FlushAndExit(klog.ExitFlushTimeout, 1)
 	}
 
-	kubeInformerFactory := kubeinformers.NewSharedInformerFactory(kubeClient, time.Second*30)
 	proxyProviderInformerFactory := informers.NewSharedInformerFactory(proxyProviderClient, time.Second*30)
 
 	controller := NewController(ctx, kubeClient, proxyProviderClient, authentikClient,
-		kubeInformerFactory.Apps().V1().Deployments(),
-		proxyProviderInformerFactory.Proxyprovider().V1().ProxyProviders())
+		proxyProviderInformerFactory.Proxyprovider().V1().ProxyProviders(),
+	)
 
 	// notice that there is no need to run Start methods in a separate goroutine. (i.e. go kubeInformerFactory.Start(ctx.done())
 	// Start method is non-blocking and runs all registered informers in a dedicated goroutine.
-	kubeInformerFactory.Start(ctx.Done())
 	proxyProviderInformerFactory.Start(ctx.Done())
 
 	if err = controller.Run(ctx, 2); err != nil {