vendor: Bump k8s to 0.31.0

Other significant bumps that were needed:
- controller-runtime to v0.19.3
- kubevirt to v1.4.0
- prometheus-operator to v0.68.0

Updated relevant functions accordingly accordingly.

Signed-off-by: Ram Lavi <[email protected]>

cmd/manager/main.go

@@ -3,9 +3,16 @@ package main
 import (
 	"flag"
 	"log"
+	"net/http"
 	"os"
 	"runtime"
 
+	"k8s.io/apimachinery/pkg/api/meta"
+	"k8s.io/client-go/rest"
+	"sigs.k8s.io/controller-runtime/pkg/cache"
+	"sigs.k8s.io/controller-runtime/pkg/client/apiutil"
+	metricsserver "sigs.k8s.io/controller-runtime/pkg/metrics/server"
+
 	"github.com/machadovilaca/operator-observability/pkg/operatormetrics"
 	osv1 "github.com/openshift/api/operator/v1"
 	"github.com/spf13/pflag"
@@ -50,7 +57,7 @@ func main() {
 
 	printVersion()
 
-	namespace, err := k8s.GetWatchNamespace()
+	watchNamespace, err := k8s.GetWatchNamespace()
 	if err != nil {
 		log.Printf("failed to get watch namespace: %v", err)
 		os.Exit(1)
@@ -65,10 +72,18 @@ func main() {
 
 	// Create a new Cmd to provide shared dependencies and start components
 	mgr, err := manager.New(cfg, manager.Options{
-		Scheme:             scheme,
-		Namespace:          namespace,
-		MetricsBindAddress: controllerruntimemetrics.DefaultBindAddress,
-		MapperProvider:     k8s.NewDynamicRESTMapper,
+		Scheme: scheme,
+		Cache: cache.Options{
+			DefaultNamespaces: map[string]cache.Config{
+				watchNamespace: {},
+			},
+		},
+		Metrics: metricsserver.Options{
+			BindAddress: metricsserver.DefaultBindAddress,
+		},
+		MapperProvider: func(c *rest.Config, httpClient *http.Client) (meta.RESTMapper, error) {
+			return apiutil.NewDynamicRESTMapper(c, httpClient)
+		},
 	})
 	if err != nil {
 		log.Printf("failed to instantiate new operator manager: %v", err)

pkg/controller/networkaddonsconfig/networkaddonsconfig_controller.go

@@ -107,7 +107,7 @@ func Add(mgr manager.Manager) error {
 
 // newReconciler returns a new ReconcileNetworkAddonsConfig
 func newReconciler(mgr manager.Manager, namespace string, clusterInfo *network.ClusterInfo) *ReconcileNetworkAddonsConfig {
-	// Status manager is shared between both reconcilers and it is used to update conditions of
+	// Status manager is shared between both reconcilers, and it is used to update conditions of
 	// NetworkAddonsConfig.State. NetworkAddonsConfig reconciler updates it with progress of rendering
 	// and applying of manifests. Pods reconciler updates it with progress of deployed pods.
 	statusManager := statusmanager.New(mgr, names.OPERATOR_CONFIG)
@@ -122,39 +122,51 @@ func newReconciler(mgr manager.Manager, namespace string, clusterInfo *network.C
 	}
 }
 
+type ctrlPredicate[T metav1.Object] struct {
+	predicate.TypedFuncs[T]
+}
+
+func (p ctrlPredicate[T]) Update(e event.TypedUpdateEvent[T]) bool {
+	oldConfig, err := runtimeObjectToNetworkAddonsConfig(e.ObjectOld)
+	if err != nil {
+		log.Printf("Failed to convert runtime.Object to NetworkAddonsConfig (old): %v", err)
+		return false
+	}
+	newConfig, err := runtimeObjectToNetworkAddonsConfig(e.ObjectNew)
+	if err != nil {
+		log.Printf("Failed to convert runtime.Object to NetworkAddonsConfig (new): %v", err)
+		return false
+	}
+	return !reflect.DeepEqual(oldConfig.Spec, newConfig.Spec)
+}
+
 // add adds a new Controller to mgr with r as the ReconcileNetworkAddonsConfig
 func add(mgr manager.Manager, r *ReconcileNetworkAddonsConfig) error {
-	// Create a new controller for operator's NetworkAddonsConfig resource
 	c, err := controller.New("networkaddonsconfig-controller", mgr, controller.Options{Reconciler: r})
 	if err != nil {
 		return err
 	}
 
-	// Create custom predicate for NetworkAddonsConfig watcher. This makes sure that Status field
-	// updates will not trigger reconciling of the object. Reconciliation is trigger only if
-	// Spec fields differ.
-	pred := predicate.Funcs{
-		UpdateFunc: func(e event.UpdateEvent) bool {
-			oldConfig, err := runtimeObjectToNetworkAddonsConfig(e.ObjectOld)
-			if err != nil {
-				log.Printf("Failed to convert runtime.Object to NetworkAddonsConfig: %v", err)
-				return false
-			}
-			newConfig, err := runtimeObjectToNetworkAddonsConfig(e.ObjectNew)
-			if err != nil {
-				log.Printf("Failed to convert runtime.Object to NetworkAddonsConfig: %v", err)
-				return false
-			}
-			return !reflect.DeepEqual(oldConfig.Spec, newConfig.Spec)
-		},
+	if err := c.Watch(
+		source.Kind(
+			mgr.GetCache(),
+			&cnaov1alpha1.NetworkAddonsConfig{},
+			&handler.TypedEnqueueRequestForObject[*cnaov1alpha1.NetworkAddonsConfig]{},
+			&ctrlPredicate[*cnaov1alpha1.NetworkAddonsConfig]{},
+		),
+	); err != nil {
+		return fmt.Errorf("unable to watch NetworkAddonsConfig v1alpha1: %w", err)
 	}
 
-	// Watch for changes to primary resource NetworkAddonsConfig
-	if err := c.Watch(&source.Kind{Type: &cnaov1alpha1.NetworkAddonsConfig{}}, &handler.EnqueueRequestForObject{}, pred); err != nil {
-		return err
-	}
-	if err := c.Watch(&source.Kind{Type: &cnaov1.NetworkAddonsConfig{}}, &handler.EnqueueRequestForObject{}, pred); err != nil {
-		return err
+	if err := c.Watch(
+		source.Kind(
+			mgr.GetCache(),
+			&cnaov1.NetworkAddonsConfig{},
+			&handler.TypedEnqueueRequestForObject[*cnaov1.NetworkAddonsConfig]{},
+			&ctrlPredicate[*cnaov1.NetworkAddonsConfig]{},
+		),
+	); err != nil {
+		return fmt.Errorf("unable to watch NetworkAddonsConfig v1: %w", err)
 	}
 
 	// Create a new controller for Pod resources, this will be used to track state of deployed components
@@ -163,14 +175,24 @@ func add(mgr manager.Manager, r *ReconcileNetworkAddonsConfig) error {
 		return err
 	}
 
-	// Watch for changes on DaemonSet and Deployment resources
-	err = c.Watch(&source.Kind{Type: &appsv1.DaemonSet{}}, &handler.EnqueueRequestForObject{})
-	if err != nil {
-		return err
+	if err := c.Watch(
+		source.Kind(
+			mgr.GetCache(),
+			&appsv1.DaemonSet{},
+			&handler.TypedEnqueueRequestForObject[*appsv1.DaemonSet]{},
+		),
+	); err != nil {
+		return fmt.Errorf("unable to watch NetworkAddonsConfig v1: %w", err)
 	}
-	err = c.Watch(&source.Kind{Type: &appsv1.Deployment{}}, &handler.EnqueueRequestForObject{})
-	if err != nil {
-		return err
+
+	if err := c.Watch(
+		source.Kind(
+			mgr.GetCache(),
+			&appsv1.Deployment{},
+			&handler.TypedEnqueueRequestForObject[*appsv1.Deployment]{},
+		),
+	); err != nil {
+		return fmt.Errorf("unable to watch NetworkAddonsConfig v1: %w", err)
 	}
 
 	return nil
@@ -645,14 +667,12 @@ func isResourceAvailable(kubeClient kubernetes.Interface, name string, group str
 	return true, nil
 }
 
-func runtimeObjectToNetworkAddonsConfig(obj runtime.Object) (*cnao.NetworkAddonsConfig, error) {
-	// convert the runtime.Object to unstructured.Unstructured
+func runtimeObjectToNetworkAddonsConfig(obj interface{}) (*cnao.NetworkAddonsConfig, error) {
 	unstructuredObj, err := runtime.DefaultUnstructuredConverter.ToUnstructured(obj)
 	if err != nil {
 		return nil, err
 	}
 
-	// convert unstructured.Unstructured to a NetworkAddonsConfig
 	networkAddonsConfig := &cnao.NetworkAddonsConfig{}
 	if err = runtime.DefaultUnstructuredConverter.FromUnstructured(unstructuredObj, networkAddonsConfig); err != nil {
 		return nil, err

pkg/monitoring/rules/alerts/kubemacpool.go

@@ -2,14 +2,16 @@ package alerts
 
 import (
 	promv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
+
 	"k8s.io/apimachinery/pkg/util/intstr"
+	"k8s.io/utils/ptr"
 )
 
 var kubemacpoolAlerts = []promv1.Rule{
 	{
 		Alert: "KubeMacPoolDuplicateMacsFound",
 		Expr:  intstr.FromString("kubevirt_cnao_kubemacpool_duplicate_macs != 0"),
-		For:   "5m",
+		For:   ptr.To(promv1.Duration("5m")),
 		Annotations: map[string]string{
 			"summary": "Duplicate macs found.",
 		},
@@ -21,7 +23,7 @@ var kubemacpoolAlerts = []promv1.Rule{
 	{
 		Alert: "KubemacpoolDown",
 		Expr:  intstr.FromString("kubevirt_cnao_cr_kubemacpool_aggregated == 1 and kubevirt_cnao_kubemacpool_manager_up == 0"),
-		For:   "5m",
+		For:   ptr.To(promv1.Duration("5m")),
 		Annotations: map[string]string{
 			"summary": "KubeMacpool is deployed by CNAO CR but KubeMacpool pod is down.",
 		},

pkg/monitoring/rules/alerts/operator.go

@@ -3,16 +3,18 @@ package alerts
 import (
 	"fmt"
 
-	promv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
 	"k8s.io/apimachinery/pkg/util/intstr"
+	"k8s.io/utils/ptr"
+
+	promv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
 )
 
 func operatorAlerts(namespace string) []promv1.Rule {
 	return []promv1.Rule{
 		{
 			Alert: "CnaoDown",
 			Expr:  intstr.FromString("kubevirt_cnao_operator_up == 0"),
-			For:   "5m",
+			For:   ptr.To(promv1.Duration("5m")),
 			Annotations: map[string]string{
 				"summary": "CNAO pod is down.",
 			},
@@ -24,7 +26,7 @@ func operatorAlerts(namespace string) []promv1.Rule {
 		{
 			Alert: "NetworkAddonsConfigNotReady",
 			Expr:  intstr.FromString(fmt.Sprintf("sum(kubevirt_cnao_cr_ready{namespace='%s'} or vector(0)) == 0", namespace)),
-			For:   "5m",
+			For:   ptr.To(promv1.Duration("5m")),
 			Annotations: map[string]string{
 				"summary": "CNAO CR NetworkAddonsConfig is not ready.",
 			},

test/e2e/monitoring/alerts_test.go

@@ -17,9 +17,7 @@ import (
 	k8slabels "k8s.io/apimachinery/pkg/labels"
 	"k8s.io/apimachinery/pkg/types"
 	v1 "kubevirt.io/api/core/v1"
-	kvtests "kubevirt.io/kubevirt/tests"
-	"kubevirt.io/kubevirt/tests/libvmi"
-	kvtutil "kubevirt.io/kubevirt/tests/util"
+	"kubevirt.io/kubevirt/pkg/libvmi"
 	k8sclient "sigs.k8s.io/controller-runtime/pkg/client"
 
 	cnao "github.com/kubevirt/cluster-network-addons-operator/pkg/apis/networkaddonsoperator/shared"
@@ -160,14 +158,14 @@ var _ = Context("Prometheus Alerts", func() {
 
 			AfterEach(func() {
 				By("deleting test namespace")
-				err = testenv.Client.Delete(context.Background(), &k8sv1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: kvtutil.NamespaceTestDefault}})
+				err = testenv.Client.Delete(context.Background(), &k8sv1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: testsuite.NamespaceTestDefault}})
 				Expect(err).ToNot(HaveOccurred())
 			})
 
 			BeforeEach(func() {
 				By("creating test namespace that is not managed by kubemacpool (opted-out)")
 				namespace := &k8sv1.Namespace{ObjectMeta: metav1.ObjectMeta{
-					Name: kvtutil.NamespaceTestDefault,
+					Name: testsuite.NamespaceTestDefault,
 					Labels: map[string]string{
 						"mutatevirtualmachines.kubemacpool.io": "ignore",
 					},
@@ -182,7 +180,7 @@ var _ = Context("Prometheus Alerts", func() {
 				Expect(err).ToNot(HaveOccurred())
 
 				By("cleaning namespace labels, returning the namespace to managed by kubemacpool")
-				err = cleanNamespaceLabels(kvtutil.NamespaceTestDefault)
+				err = cleanNamespaceLabels(testsuite.NamespaceTestDefault)
 				Expect(err).ToNot(HaveOccurred())
 
 				By("restaring kubemacpool pods")
@@ -205,7 +203,7 @@ func newRandomVMI() *v1.VirtualMachineInstance {
 		libvmi.WithInterface(libvmi.InterfaceDeviceWithMasqueradeBinding()),
 		libvmi.WithNetwork(v1.DefaultPodNetwork()),
 	)
-	vmi.ObjectMeta.Namespace = kvtutil.NamespaceTestDefault
+	vmi.ObjectMeta.Namespace = testsuite.NamespaceTestDefault
 	vmi.Spec.Domain.Resources.Requests = k8sv1.ResourceList{}
 
 	if checks.IsARM64(testsuite.Arch) {
@@ -220,7 +218,7 @@ func newRandomVMI() *v1.VirtualMachineInstance {
 
 func createVirtualMachineWithPrimaryInterfaceMacAddress(macAddress string) error {
 	vmi := newRandomVMI()
-	vm := kvtests.NewRandomVirtualMachine(vmi, true)
+	vm := libvmi.NewVirtualMachine(vmi, libvmi.WithRunStrategy(v1.RunStrategyAlways))
 
 	vm.Spec.Template.Spec.Domain.Devices.Interfaces[0].MacAddress = macAddress
 	err := testenv.Client.Create(context.Background(), vm)

test/e2e/monitoring/prometheus_utils.go

@@ -109,7 +109,7 @@ func initializePromClient(prometheusUrl string, token string) promApiv1.API {
 
 	c, err := promApi.NewClient(promApi.Config{
 		Address:      prometheusUrl,
-		RoundTripper: promConfig.NewAuthorizationCredentialsRoundTripper("Bearer", promConfig.Secret(token), defaultRoundTripper),
+		RoundTripper: promConfig.NewAuthorizationCredentialsRoundTripper("Bearer", promConfig.NewInlineSecret(token), defaultRoundTripper),
 	})
 	Expect(err).ToNot(HaveOccurred())