set klog logger (#3833)

this ensures that the leader election will also use the configured logger

Author: mycrEEpy

go.mod

@@ -23,6 +23,7 @@ require (
 	k8s.io/apimachinery v0.30.0
 	k8s.io/cli-runtime v0.30.0
 	k8s.io/client-go v0.30.0
+	k8s.io/klog/v2 v2.120.1
 	k8s.io/utils v0.0.0-20240502163921-fe8a2dddb1d0
 	sigs.k8s.io/controller-runtime v0.18.2
 	sigs.k8s.io/yaml v1.4.0
@@ -166,7 +167,6 @@ require (
 	k8s.io/apiextensions-apiserver v0.30.0 // indirect
 	k8s.io/apiserver v0.30.0 // indirect
 	k8s.io/component-base v0.30.0 // indirect
-	k8s.io/klog/v2 v2.120.1 // indirect
 	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect
 	k8s.io/kubectl v0.30.0 // indirect
 	moul.io/http2curl/v2 v2.3.0 // indirect

main.go

@@ -28,6 +28,7 @@ import (
 	"k8s.io/client-go/kubernetes"
 	clientgoscheme "k8s.io/client-go/kubernetes/scheme"
 	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
+	"k8s.io/klog/v2"
 	elbv2api "sigs.k8s.io/aws-load-balancer-controller/apis/elbv2/v1beta1"
 	elbv2controller "sigs.k8s.io/aws-load-balancer-controller/controllers/elbv2"
 	"sigs.k8s.io/aws-load-balancer-controller/controllers/ingress"
@@ -75,7 +76,9 @@ func main() {
 		infoLogger.Error(err, "unable to load controller config")
 		os.Exit(1)
 	}
-	ctrl.SetLogger(getLoggerWithLogLevel(controllerCFG.LogLevel))
+	appLogger := getLoggerWithLogLevel(controllerCFG.LogLevel)
+	ctrl.SetLogger(appLogger)
+	klog.SetLoggerWithOptions(appLogger, klog.ContextualLogger(true))
 
 	cloud, err := aws.NewCloud(controllerCFG.AWSConfig, metrics.Registry, ctrl.Log)
 	if err != nil {