Refactor on Alvaro's PR

Signed-off-by: Danil Grigorev <danil.grigorev@suse.com>

bootstrap/kubeadm/internal/controllers/kubeadmconfig_controller.go

@@ -108,28 +108,29 @@ func (r *KubeadmConfigReconciler) SetupWithManager(ctx context.Context, mgr ctrl
 	}
 
 	b := ctrl.NewControllerManagedBy(mgr).
+		Named("kubeadmConfig").
 		Add(builder.For(mgr,
 			&bootstrapv1.KubeadmConfig{},
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &bootstrapv1.KubeadmConfig{}),
 		)).
 		WithOptions(options).
 		Add(builder.Watches(mgr,
 			&clusterv1.Machine{},
-			handler.EnqueueRequestsFromObjectMap(r.MachineToBootstrapMapFunc),
+			handler.EnqueueRequestsFromTypedMapFunc(r.MachineToBootstrapMapFunc),
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &clusterv1.Machine{}),
 		))
 
 	if feature.Gates.Enabled(feature.MachinePool) {
 		b = b.Add(builder.Watches(mgr,
 			&expv1.MachinePool{},
-			handler.EnqueueRequestsFromObjectMap(r.MachinePoolToBootstrapMapFunc),
+			handler.EnqueueRequestsFromTypedMapFunc(r.MachinePoolToBootstrapMapFunc),
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &expv1.MachinePool{}),
 		))
 	}
 
 	b = b.Add(builder.Watches(mgr,
 		&clusterv1.Cluster{},
-		handler.EnqueueRequestsFromObjectMap(r.ClusterToKubeadmConfigs),
+		handler.EnqueueRequestsFromTypedMapFunc(r.ClusterToKubeadmConfigs),
 		predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &clusterv1.Cluster{}),
 		predicates.ClusterUnpausedAndInfrastructureReady(ctrl.LoggerFrom(ctx)),
 	))

controllers/external/tracker.go

@@ -22,7 +22,6 @@ import (
 
 	"github.com/go-logr/logr"
 	"github.com/pkg/errors"
-	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
 	"sigs.k8s.io/controller-runtime/pkg/cache"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/controller"
@@ -54,12 +53,9 @@ func (o *ObjectTracker) Watch(log logr.Logger, obj client.Object, handler handle
 		return nil
 	}
 
-	u := &unstructured.Unstructured{}
-	u.SetGroupVersionKind(gvk)
-
 	log.Info(fmt.Sprintf("Adding watch on external object %q", gvk.String()))
 	err := o.Controller.Watch(
-		source.Kind(o.Cache, u).Prepare(handler, append(p, predicates.ResourceNotPaused(log, obj))...),
+		source.Kind(o.Cache, obj, handler, append(p, predicates.ResourceNotPaused(log, obj))...),
 	)
 	if err != nil {
 		o.m.Delete(key)

controllers/remote/cluster_cache_tracker.go

@@ -536,7 +536,7 @@ func (t *ClusterCacheTracker) deleteAccessor(_ context.Context, cluster client.O
 // Watcher is a scoped-down interface from Controller that only knows how to watch.
 type Watcher interface {
 	// Watch watches src for changes, sending events to eventHandler if they pass predicates.
-	Watch(src source.Source, eventHandler handler.EventHandler, predicates ...predicate.Predicate) error
+	Watch(src source.Source) error
 }
 
 // WatchInput specifies the parameters used to establish a new watch for a remote cluster.
@@ -585,7 +585,7 @@ func (t *ClusterCacheTracker) Watch(ctx context.Context, input WatchInput) error
 	}
 
 	// Need to create the watch
-	if err := input.Watcher.Watch(source.Kind(accessor.cache, input.Kind), input.EventHandler, input.Predicates...); err != nil {
+	if err := input.Watcher.Watch(source.Kind(accessor.cache, input.Kind, input.EventHandler, input.Predicates...)); err != nil {
 		return errors.Wrapf(err, "failed to add %s watch on cluster %s: failed to create watch", input.Kind, klog.KRef(input.Cluster.Namespace, input.Cluster.Name))
 	}
 

controllers/remote/cluster_cache_tracker_test.go

@@ -30,7 +30,6 @@ import (
 	ctrl "sigs.k8s.io/controller-runtime"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/client/fake"
-	"sigs.k8s.io/controller-runtime/pkg/controller"
 	"sigs.k8s.io/controller-runtime/pkg/handler"
 	"sigs.k8s.io/controller-runtime/pkg/manager"
 	metricsserver "sigs.k8s.io/controller-runtime/pkg/metrics/server"
@@ -88,7 +87,7 @@ func TestClusterCacheTracker(t *testing.T) {
 
 			watch, err := ctrl.NewControllerManagedBy(mgr).For(&clusterv1.MachineDeployment{}).Build(c)
 			g.Expect(err).ToNot(HaveOccurred())
-			w = &controller.ControllerAdapter{Controller: watch}
+			w = watch
 
 			mgrContext, mgrCancel = context.WithCancel(ctx)
 			t.Log("Starting the manager")

controlplane/kubeadm/internal/controllers/controller.go

@@ -91,6 +91,7 @@ type KubeadmControlPlaneReconciler struct {
 
 func (r *KubeadmControlPlaneReconciler) SetupWithManager(ctx context.Context, mgr ctrl.Manager, options controller.Options) error {
 	c, err := ctrl.NewControllerManagedBy(mgr).
+		Named("kubeadmControlPlane").
 		Add(builder.For(mgr,
 			&controlplanev1.KubeadmControlPlane{},
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &controlplanev1.KubeadmControlPlane{}),
@@ -103,7 +104,7 @@ func (r *KubeadmControlPlaneReconciler) SetupWithManager(ctx context.Context, mg
 		WithOptions(options).
 		Add(builder.Watches(mgr,
 			&clusterv1.Cluster{},
-			handler.EnqueueRequestsFromObjectMap(r.ClusterToKubeadmControlPlane),
+			handler.EnqueueRequestsFromTypedMapFunc(r.ClusterToKubeadmControlPlane),
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &clusterv1.Cluster{}),
 			predicates.ClusterUnpausedAndInfrastructureReady(ctrl.LoggerFrom(ctx)),
 		)).Build(r)

exp/addons/internal/controllers/clusterresourceset_controller.go

@@ -66,12 +66,13 @@ type ClusterResourceSetReconciler struct {
 
 func (r *ClusterResourceSetReconciler) SetupWithManager(ctx context.Context, mgr ctrl.Manager, options controller.Options) error {
 	err := ctrl.NewControllerManagedBy(mgr).
+		Named("clusterResourceSet").
 		Add(builder.For(mgr, &addonsv1.ClusterResourceSet{},
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &addonsv1.ClusterResourceSet{}),
 		)).
 		Add(builder.Watches(mgr,
 			&clusterv1.Cluster{},
-			handler.EnqueueRequestsFromObjectMap(r.clusterToClusterResourceSet),
+			handler.EnqueueRequestsFromTypedMapFunc(r.clusterToClusterResourceSet),
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &clusterv1.Cluster{}),
 		)).
 		WatchesMetadata(

exp/addons/internal/controllers/clusterresourcesetbinding_controller.go

@@ -50,10 +50,11 @@ type ClusterResourceSetBindingReconciler struct {
 
 func (r *ClusterResourceSetBindingReconciler) SetupWithManager(ctx context.Context, mgr ctrl.Manager, options controller.Options) error {
 	err := ctrl.NewControllerManagedBy(mgr).
+		Named("clusterResourceSetBinding").
 		For(&addonsv1.ClusterResourceSetBinding{}).
 		Add(builder.Watches(mgr,
 			&clusterv1.Cluster{},
-			handler.EnqueueRequestsFromObjectMap(r.clusterToClusterResourceSetBinding),
+			handler.EnqueueRequestsFromTypedMapFunc(r.clusterToClusterResourceSetBinding),
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &clusterv1.Cluster{}),
 		)).
 		WithOptions(options).

exp/internal/controllers/machinepool_controller.go

@@ -18,6 +18,7 @@ package controllers
 
 import (
 	"context"
+	"fmt"
 	"time"
 
 	"github.com/pkg/errors"
@@ -87,13 +88,14 @@ func (r *MachinePoolReconciler) SetupWithManager(ctx context.Context, mgr ctrl.M
 	}
 
 	c, err := ctrl.NewControllerManagedBy(mgr).
+		Named("machinepool").
 		Add(builder.For(mgr,
 			&expv1.MachinePool{},
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &expv1.MachinePool{}))).
 		WithOptions(options).
 		Add(builder.Watches(mgr,
 			&clusterv1.Cluster{},
-			handler.EnqueueRequestsFromObjectMap(clusterToMachinePools),
+			handler.EnqueueRequestsFromTypedMapFunc(clusterToMachinePools),
 			// TODO: should this wait for Cluster.Status.InfrastructureReady similar to Infra Machine resources?
 			predicates.ClusterUnpaused(ctrl.LoggerFrom(ctx)),
 			predicates.ResourceHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &clusterv1.Cluster{}),
@@ -331,13 +333,18 @@ func (r *MachinePoolReconciler) watchClusterNodes(ctx context.Context, cluster *
 	return r.Tracker.Watch(ctx, remote.WatchInput{
 		Name:         "machinepool-watchNodes",
 		Cluster:      util.ObjectKey(cluster),
-		Watcher:      &controller.ControllerAdapter{Controller: r.controller},
+		Watcher:      r.controller,
 		Kind:         &corev1.Node{},
-		EventHandler: handler.EnqueueRequestsFromObjectMapFunc(r.nodeToMachinePool),
+		EventHandler: handler.EnqueueRequestsFromMapFunc(r.nodeToMachinePool),
 	})
 }
 
-func (r *MachinePoolReconciler) nodeToMachinePool(ctx context.Context, node *corev1.Node) []reconcile.Request {
+func (r *MachinePoolReconciler) nodeToMachinePool(ctx context.Context, o client.Object) []reconcile.Request {
+	node, ok := o.(*corev1.Node)
+	if !ok {
+		panic(fmt.Sprintf("Expected a Node but got a %T", o))
+	}
+
 	var filters []client.ListOption
 	// Match by clusterName when the node has the annotation.
 	if clusterName, ok := node.GetAnnotations()[clusterv1.ClusterNameAnnotation]; ok {

exp/runtime/internal/controllers/extensionconfig_controller.go

@@ -62,6 +62,7 @@ type Reconciler struct {
 
 func (r *Reconciler) SetupWithManager(ctx context.Context, mgr ctrl.Manager, options controller.Options) error {
 	err := ctrl.NewControllerManagedBy(mgr).
+		Named("extensionconfig").
 		Add(builder.For(mgr,
 			&runtimev1.ExtensionConfig{},
 			predicates.ResourceNotPausedAndHasFilterLabel(ctrl.LoggerFrom(ctx), r.WatchFilterValue, &runtimev1.ExtensionConfig{}),

exp/util/util.go

@@ -89,7 +89,7 @@ func GetMachinePoolByLabels(ctx context.Context, c client.Client, namespace stri
 
 // MachinePoolToInfrastructureMapFunc returns a handler.MapFunc that watches for
 // MachinePool events and returns reconciliation requests for an infrastructure provider object.
-func MachinePoolToInfrastructureMapFunc(gvk schema.GroupVersionKind, log logr.Logger) handler.ObjectMapFunc[*expv1.MachinePool] {
+func MachinePoolToInfrastructureMapFunc(gvk schema.GroupVersionKind, log logr.Logger) handler.TypedMapFunc[*expv1.MachinePool] {
 	log = log.WithValues("machine-pool-to-infra-map-func", gvk.String())
 	return func(_ context.Context, m *expv1.MachinePool) []reconcile.Request {
 		log := log.WithValues("MachinePool", klog.KObj(m))

go.mod

@@ -2,7 +2,7 @@ module sigs.k8s.io/cluster-api
 
 go 1.22.0
 
-replace sigs.k8s.io/controller-runtime => github.com/Danil-Grigorev/controller-runtime v0.6.1-0.20240417125124-8984b3049571
+replace sigs.k8s.io/controller-runtime => github.com/Danil-Grigorev/controller-runtime v0.6.1-0.20240419093006-d4ca5bcd94b1
 
 require (
 	github.com/MakeNowJust/heredoc v1.0.0

go.sum

@@ -20,8 +20,8 @@ github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1 h1:UQHMgLO+TxOEl
 github.com/Azure/go-ansiterm v0.0.0-20210617225240-d185dfc1b5a1/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/Danil-Grigorev/controller-runtime v0.6.1-0.20240417125124-8984b3049571 h1:a1Oaf+Zk1mbhUP0wVULBOLZ+b4MXLW6g/2kadPQg5yw=
-github.com/Danil-Grigorev/controller-runtime v0.6.1-0.20240417125124-8984b3049571/go.mod h1:TLM3OvUJgcqHVBLVRlNylmfbOlOukMLFHtc6jo3EtIQ=
+github.com/Danil-Grigorev/controller-runtime v0.6.1-0.20240419093006-d4ca5bcd94b1 h1:DUXbWHmgQDEW+dAeY6HrsYTh/FrpALIR0noA3vDVkG0=
+github.com/Danil-Grigorev/controller-runtime v0.6.1-0.20240419093006-d4ca5bcd94b1/go.mod h1:TLM3OvUJgcqHVBLVRlNylmfbOlOukMLFHtc6jo3EtIQ=
 github.com/MakeNowJust/heredoc v1.0.0 h1:cXCdzVdstXyiTqTvfqk9SDHpKNjxuom+DOlyEeQ4pzQ=
 github.com/MakeNowJust/heredoc v1.0.0/go.mod h1:mG5amYoWBHf8vpLOuehzbGGw0EHxpZZ6lCpQ4fNJ8LE=
 github.com/Masterminds/goutils v1.1.1 h1:5nUrii3FMTL5diU80unEVvNevw1nH4+ZV4DSLVJLSYI=

hack/tools/go.mod

@@ -6,6 +6,8 @@ replace sigs.k8s.io/cluster-api => ../../
 
 replace sigs.k8s.io/cluster-api/test => ../../test
 
+replace sigs.k8s.io/controller-runtime => github.com/Danil-Grigorev/controller-runtime v0.6.1-0.20240419093006-d4ca5bcd94b1
+
 require (
 	cloud.google.com/go/storage v1.40.0
 	github.com/blang/semver/v4 v4.0.0
@@ -17,12 +19,12 @@ require (
 	github.com/valyala/fastjson v1.6.4
 	golang.org/x/oauth2 v0.19.0
 	google.golang.org/api v0.174.0
-	k8s.io/api v0.29.3
-	k8s.io/apiextensions-apiserver v0.29.3
-	k8s.io/apimachinery v0.29.3
-	k8s.io/client-go v0.29.3
-	k8s.io/klog/v2 v2.110.1
-	k8s.io/kube-openapi v0.0.0-20231010175941-2dd684a91f00
+	k8s.io/api v0.30.0-rc.2
+	k8s.io/apiextensions-apiserver v0.30.0-rc.2
+	k8s.io/apimachinery v0.30.0-rc.2
+	k8s.io/client-go v0.30.0-rc.2
+	k8s.io/klog/v2 v2.120.1
+	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340
 	k8s.io/utils v0.0.0-20240102154912-e7106e64919e
 	sigs.k8s.io/cluster-api v0.0.0-00010101000000-000000000000
 	sigs.k8s.io/cluster-api/test v0.0.0-00010101000000-000000000000
@@ -85,7 +87,7 @@ require (
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/protobuf v1.5.4 // indirect
-	github.com/google/cel-go v0.17.7 // indirect
+	github.com/google/cel-go v0.17.8 // indirect
 	github.com/google/gnostic-models v0.6.9-0.20230804172637-c7be7c783f49 // indirect
 	github.com/google/go-github/v53 v53.2.0 // indirect
 	github.com/google/go-github/v58 v58.0.0 // indirect
@@ -147,14 +149,14 @@ require (
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/crypto v0.22.0 // indirect
 	golang.org/x/exp v0.0.0-20231108232855-2478ac86f678 // indirect
-	golang.org/x/mod v0.14.0 // indirect
+	golang.org/x/mod v0.15.0 // indirect
 	golang.org/x/net v0.24.0 // indirect
 	golang.org/x/sync v0.6.0 // indirect
 	golang.org/x/sys v0.19.0 // indirect
 	golang.org/x/term v0.19.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
-	golang.org/x/tools v0.17.0 // indirect
+	golang.org/x/tools v0.18.0 // indirect
 	gomodules.xyz/jsonpatch/v2 v2.4.0 // indirect
 	google.golang.org/genproto v0.0.0-20240227224415-6ceb2ff114de // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20240314234333-6e1732d8331c // indirect
@@ -166,9 +168,9 @@ require (
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/apiserver v0.29.3 // indirect
+	k8s.io/apiserver v0.30.0-rc.2 // indirect
 	k8s.io/cluster-bootstrap v0.29.3 // indirect
-	k8s.io/component-base v0.29.3 // indirect
+	k8s.io/component-base v0.30.0-rc.2 // indirect
 	k8s.io/release v0.16.6-0.20240222112346-71feb57b59a4
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 	sigs.k8s.io/kustomize/kyaml v0.14.3-0.20230601165947-6ce0bf390ce3 // indirect