feat: register crd in kube watcher

internal/service/kubernetes_crd_extractor.go

@@ -22,6 +22,7 @@ func NewKubernetesCRDExtractor(i KubernetesCRDInput) *KubernetesCRDExtractor {
 
 func (k *KubernetesCRDExtractor) Extract(app *v1alpha1.Application) ExtractionResult {
 	meta := &ResourceMeta{
+		Typ:       ResourceTypeCRD,
 		Name:      app.GetName(),
 		Namespace: app.GetNamespace(),
 	}
@@ -49,7 +50,7 @@ func (k *KubernetesCRDExtractor) Extract(app *v1alpha1.Application) ExtractionRe
 
 	return ExtractionResult{
 		Meta: meta,
-		Apps: &map[string]model.App{
+		Apps: map[string]model.App{
 			// Convert the CRD to the internal representation
 			meta.Name: app.Spec.ToInternalApp(),
 		},

internal/service/kubernetes_ingress_extractor.go

@@ -76,6 +76,7 @@ func (k *KubernetesIngressExtractor) getHosts(rules []networking.IngressRule) []
 
 func (k *KubernetesIngressExtractor) Extract(ingress *networking.Ingress) ExtractionResult {
 	meta := &ResourceMeta{
+		Typ:       ResourceTypeIngress,
 		Name:      ingress.GetName(),
 		Namespace: ingress.GetNamespace(),
 	}
@@ -128,6 +129,6 @@ func (k *KubernetesIngressExtractor) Extract(ingress *networking.Ingress) Extrac
 
 	return ExtractionResult{
 		Meta: meta,
-		Apps: &apps,
+		Apps: apps,
 	}
 }

internal/service/kubernetes_service.go

@@ -35,13 +35,14 @@ func ensureResourceMeta(meta *ResourceMeta) bool {
 }
 
 type ResourceMeta struct {
+	Typ       ResourceType
 	Name      string
 	Namespace string
 }
 
 type ExtractionResult struct {
 	Meta *ResourceMeta
-	Apps *map[string]model.App
+	Apps map[string]model.App
 }
 
 type ResourceType string
@@ -60,6 +61,13 @@ var supportedResources = []watchedResource{
 		},
 		typ: ResourceTypeIngress,
 	},
+	{
+		gvr: schema.GroupVersionResource{
+			Group:    "tinyauth.app",
+			Version:  "v1alpha1",
+			Resource: "applications",
+		},
+	},
 }
 
 type typedItem struct {
@@ -89,6 +97,15 @@ func (ti *typedItem) fromUnstructured(typ ResourceType, obj *unstructured.Unstru
 			typ:     ResourceTypeIngress,
 			ingress: typed,
 		}, nil
+	case ResourceTypeCRD:
+		typed, err := convertFromUnstructured[v1alpha1.Application](obj)
+		if err != nil {
+			return nil, err
+		}
+		return &typedItem{
+			typ: ResourceTypeCRD,
+			crd: typed,
+		}, nil
 	default:
 		return nil, fmt.Errorf("unknown resource type %s", typ)
 	}
@@ -163,7 +180,7 @@ func NewKubernetesService(i KubernetesServiceInput) (*KubernetesService, error)
 func (k *KubernetesService) addResource(result ExtractionResult) {
 	k.mu.Lock()
 	defer k.mu.Unlock()
-	k.apps[*result.Meta] = *result.Apps
+	k.apps[*result.Meta] = result.Apps
 }
 
 func (k *KubernetesService) removeResource(meta ResourceMeta) {
@@ -185,7 +202,7 @@ func (k *KubernetesService) getEntry(locator func(name string, app *model.App) b
 	}
 }
 
-func (k *KubernetesService) updateFromItem(res watchedResource, typedItem *typedItem) {
+func (k *KubernetesService) watchedItemChange(res watchedResource, typedItem *typedItem, event watch.EventType) {
 	if typedItem == nil {
 		k.log.App.Warn().Str("res", res.pretty()).Msg("Resource is nil, skipping")
 		return
@@ -214,6 +231,13 @@ func (k *KubernetesService) updateFromItem(res watchedResource, typedItem *typed
 		result = extractor.Extract(typedItem.crd)
 	}
 
+	if event == watch.Deleted {
+		if result.Meta != nil {
+			k.removeResource(*result.Meta)
+		}
+		return
+	}
+
 	if result.Apps == nil {
 		k.log.App.Warn().Str("res", res.pretty()).Msg("Failed to extract resource, skipping")
 		if result.Meta != nil {
@@ -240,7 +264,7 @@ func (k *KubernetesService) resyncGVR(res watchedResource, ctx context.Context)
 			k.log.App.Warn().Err(err).Str("res", res.pretty()).Msg("Failed to decode resource, skipping")
 			continue
 		}
-		k.updateFromItem(res, newTypedItem)
+		k.watchedItemChange(res, newTypedItem, watch.Modified)
 	}
 	k.log.App.Debug().Str("res", res.pretty()).Int("count", len(list.Items)).Msg("Resync complete")
 	return nil
@@ -271,7 +295,7 @@ func (k *KubernetesService) runWatcher(res watchedResource, w watch.Interface, r
 			}
 			switch event.Type {
 			case watch.Added, watch.Modified, watch.Deleted:
-				k.updateFromItem(res, newTypedItem)
+				k.watchedItemChange(res, newTypedItem, event.Type)
 			}
 		case <-resyncTicker.C:
 			if err := k.resyncGVR(res, ctx); err != nil {

pkg/apis/tinyauth/v1alpha1/application.go

@@ -33,8 +33,6 @@ type ApplicationSpec struct {
 
 // AppConfig specifies configuration for the application
 type AppConfig struct {
-	// +required
-	Name string `json:"name,omitempty"`
 	// +required
 	Domain string `json:"domain,omitempty"`
 }

pkg/apis/tinyauth/v1alpha1/register.go

@@ -19,7 +19,6 @@ var (
 func addKnownTypes(scheme *runtime.Scheme) error {
 	scheme.AddKnownTypes(SchemeGroupVersion,
 		&Application{},
-		&ApplicationSet{},
 	)
 
 	metav1.AddToGroupVersion(scheme, SchemeGroupVersion)