feat: adjust sample to mvp (#1)

Reviewed-on: #1 Co-authored-by: Timo Behrendt <t.behrendt@t00n.de> Co-committed-by: Timo Behrendt <t.behrendt@t00n.de>
2026-05-17 14:39:46 +02:00
parent efe2b34116
commit bc8e7e10e1
54 changed files with 6697 additions and 24 deletions
@@ -0,0 +1,333 @@
+/*
+Copyright The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+// Code generated by informer-gen. DO NOT EDIT.
+
+package externalversions
+
+import (
+	context "context"
+	reflect "reflect"
+	sync "sync"
+	time "time"
+
+	versioned "gitea.t000-n.de/t.behrendt/authentik-kubernetes-operator/pkg/generated/clientset/versioned"
+	internalinterfaces "gitea.t000-n.de/t.behrendt/authentik-kubernetes-operator/pkg/generated/informers/externalversions/internalinterfaces"
+	proxyprovider "gitea.t000-n.de/t.behrendt/authentik-kubernetes-operator/pkg/generated/informers/externalversions/proxyprovider"
+	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	runtime "k8s.io/apimachinery/pkg/runtime"
+	schema "k8s.io/apimachinery/pkg/runtime/schema"
+	wait "k8s.io/apimachinery/pkg/util/wait"
+	cache "k8s.io/client-go/tools/cache"
+)
+
+// SharedInformerOption defines the functional option type for SharedInformerFactory.
+type SharedInformerOption func(*sharedInformerFactory) *sharedInformerFactory
+
+type sharedInformerFactory struct {
+	client           versioned.Interface
+	namespace        string
+	tweakListOptions internalinterfaces.TweakListOptionsFunc
+	lock             sync.Mutex
+	defaultResync    time.Duration
+	customResync     map[reflect.Type]time.Duration
+	transform        cache.TransformFunc
+	informerName     *cache.InformerName
+
+	informers map[reflect.Type]cache.SharedIndexInformer
+	// startedInformers is used for tracking which informers have been started.
+	// This allows Start() to be called multiple times safely.
+	startedInformers map[reflect.Type]bool
+	// wg tracks how many goroutines were started.
+	wg sync.WaitGroup
+	// shuttingDown is true when Shutdown has been called. It may still be running
+	// because it needs to wait for goroutines.
+	shuttingDown bool
+}
+
+// WithCustomResyncConfig sets a custom resync period for the specified informer types.
+func WithCustomResyncConfig(resyncConfig map[v1.Object]time.Duration) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		for k, v := range resyncConfig {
+			factory.customResync[reflect.TypeOf(k)] = v
+		}
+		return factory
+	}
+}
+
+// WithTweakListOptions sets a custom filter on all listers of the configured SharedInformerFactory.
+func WithTweakListOptions(tweakListOptions internalinterfaces.TweakListOptionsFunc) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		factory.tweakListOptions = tweakListOptions
+		return factory
+	}
+}
+
+// WithNamespace limits the SharedInformerFactory to the specified namespace.
+func WithNamespace(namespace string) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		factory.namespace = namespace
+		return factory
+	}
+}
+
+// WithTransform sets a transform on all informers.
+func WithTransform(transform cache.TransformFunc) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		factory.transform = transform
+		return factory
+	}
+}
+
+// WithInformerName sets the InformerName for informer identity used in metrics.
+// The InformerName must be created via cache.NewInformerName() at startup,
+// which validates global uniqueness. Each informer type will register its
+// GVR under this name.
+func WithInformerName(informerName *cache.InformerName) SharedInformerOption {
+	return func(factory *sharedInformerFactory) *sharedInformerFactory {
+		factory.informerName = informerName
+		return factory
+	}
+}
+
+func (f *sharedInformerFactory) InformerName() *cache.InformerName {
+	return f.informerName
+}
+
+// NewSharedInformerFactory constructs a new instance of sharedInformerFactory for all namespaces.
+func NewSharedInformerFactory(client versioned.Interface, defaultResync time.Duration) SharedInformerFactory {
+	return NewSharedInformerFactoryWithOptions(client, defaultResync)
+}
+
+// NewFilteredSharedInformerFactory constructs a new instance of sharedInformerFactory.
+// Listers obtained via this SharedInformerFactory will be subject to the same filters
+// as specified here.
+//
+// Deprecated: Please use NewSharedInformerFactoryWithOptions instead
+func NewFilteredSharedInformerFactory(client versioned.Interface, defaultResync time.Duration, namespace string, tweakListOptions internalinterfaces.TweakListOptionsFunc) SharedInformerFactory {
+	return NewSharedInformerFactoryWithOptions(client, defaultResync, WithNamespace(namespace), WithTweakListOptions(tweakListOptions))
+}
+
+// NewSharedInformerFactoryWithOptions constructs a new instance of a SharedInformerFactory with additional options.
+func NewSharedInformerFactoryWithOptions(client versioned.Interface, defaultResync time.Duration, options ...SharedInformerOption) SharedInformerFactory {
+	factory := &sharedInformerFactory{
+		client:           client,
+		namespace:        v1.NamespaceAll,
+		defaultResync:    defaultResync,
+		informers:        make(map[reflect.Type]cache.SharedIndexInformer),
+		startedInformers: make(map[reflect.Type]bool),
+		customResync:     make(map[reflect.Type]time.Duration),
+	}
+
+	// Apply all options
+	for _, opt := range options {
+		factory = opt(factory)
+	}
+
+	return factory
+}
+
+func (f *sharedInformerFactory) Start(stopCh <-chan struct{}) {
+	f.StartWithContext(wait.ContextForChannel(stopCh))
+}
+
+func (f *sharedInformerFactory) StartWithContext(ctx context.Context) {
+	f.lock.Lock()
+	defer f.lock.Unlock()
+
+	if f.shuttingDown {
+		return
+	}
+
+	for informerType, informer := range f.informers {
+		if !f.startedInformers[informerType] {
+			f.wg.Go(func() {
+				informer.RunWithContext(ctx)
+			})
+			f.startedInformers[informerType] = true
+		}
+	}
+}
+
+func (f *sharedInformerFactory) Shutdown() {
+	f.lock.Lock()
+	f.shuttingDown = true
+	f.lock.Unlock()
+
+	// Will return immediately if there is nothing to wait for.
+	f.wg.Wait()
+	f.informerName.Release()
+}
+
+func (f *sharedInformerFactory) WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool {
+	result := f.WaitForCacheSyncWithContext(wait.ContextForChannel(stopCh))
+	return result.Synced
+}
+
+func (f *sharedInformerFactory) WaitForCacheSyncWithContext(ctx context.Context) cache.SyncResult {
+	informers := func() map[reflect.Type]cache.SharedIndexInformer {
+		f.lock.Lock()
+		defer f.lock.Unlock()
+
+		informers := map[reflect.Type]cache.SharedIndexInformer{}
+		for informerType, informer := range f.informers {
+			if f.startedInformers[informerType] {
+				informers[informerType] = informer
+			}
+		}
+		return informers
+	}()
+
+	// Wait for informers to sync, without polling.
+	cacheSyncs := make([]cache.DoneChecker, 0, len(informers))
+	for _, informer := range informers {
+		cacheSyncs = append(cacheSyncs, informer.HasSyncedChecker())
+	}
+	cache.WaitFor(ctx, "" /* no logging */, cacheSyncs...)
+
+	res := cache.SyncResult{
+		Synced: make(map[reflect.Type]bool, len(informers)),
+	}
+	failed := false
+	for informType, informer := range informers {
+		hasSynced := informer.HasSynced()
+		if !hasSynced {
+			failed = true
+		}
+		res.Synced[informType] = hasSynced
+	}
+	if failed {
+		// context.Cause is more informative than ctx.Err().
+		// This must be non-nil, otherwise WaitFor wouldn't have stopped
+		// prematurely.
+		res.Err = context.Cause(ctx)
+	}
+
+	return res
+}
+
+// InformerFor returns the SharedIndexInformer for obj using an internal
+// client.
+func (f *sharedInformerFactory) InformerFor(obj runtime.Object, newFunc internalinterfaces.NewInformerFunc) cache.SharedIndexInformer {
+	f.lock.Lock()
+	defer f.lock.Unlock()
+
+	informerType := reflect.TypeOf(obj)
+	informer, exists := f.informers[informerType]
+	if exists {
+		return informer
+	}
+
+	resyncPeriod, exists := f.customResync[informerType]
+	if !exists {
+		resyncPeriod = f.defaultResync
+	}
+
+	informer = newFunc(f.client, resyncPeriod)
+	if f.transform != nil {
+		informer.SetTransform(f.transform)
+	}
+	f.informers[informerType] = informer
+
+	return informer
+}
+
+// SharedInformerFactory provides shared informers for resources in all known
+// API group versions.
+//
+// It is typically used like this:
+//
+//	ctx, cancel := context.WithCancel(context.Background())
+//	defer cancel()
+//	factory := NewSharedInformerFactory(client, resyncPeriod)
+//	defer factory.Shutdown()    // Returns immediately if nothing was started.
+//	genericInformer := factory.ForResource(resource)
+//	typedInformer := factory.SomeAPIGroup().V1().SomeType()
+//	handle, err := typeInformer.Informer().AddEventHandler(...)
+//	if err != nil {
+//	    return fmt.Errorf("register event handler: %v", err)
+//	}
+//	defer typeInformer.Informer().RemoveEventHandler(handle) // Avoids leaking goroutines.
+//	factory.StartWithContext(ctx)                            // Start processing these informers.
+//	synced := factory.WaitForCacheSyncWithContext(ctx)
+//	if err := synced.AsError(); err != nil {
+//	    return err
+//	}
+//	for v := range synced {
+//	    // Only if desired log some information similar to this.
+//	    fmt.Fprintf(os.Stdout, "cache synced: %s", v)
+//	}
+//
+//	// Also make sure that all of the initial cache events have been delivered.
+//	if !WaitFor(ctx, "event handler sync", handle.HasSyncedChecker()) {
+//	    // Must have failed because of context.
+//	    return fmt.Errorf("sync event handler: %w", context.Cause(ctx))
+//	}
+//
+//	// Creating informers can also be created after Start, but then
+//	// Start must be called again:
+//	anotherGenericInformer := factory.ForResource(resource)
+//	factory.StartWithContext(ctx)
+type SharedInformerFactory interface {
+	internalinterfaces.SharedInformerFactory
+
+	// Start initializes all requested informers. They are handled in goroutines
+	// which run until the stop channel gets closed.
+	// Warning: Start does not block. When run in a go-routine, it will race with a later WaitForCacheSync.
+	//
+	// Contextual logging: StartWithContext should be used instead of Start in code which supports contextual logging.
+	Start(stopCh <-chan struct{})
+
+	// StartWithContext initializes all requested informers. They are handled in goroutines
+	// which run until the context gets canceled.
+	// Warning: StartWithContext does not block. When run in a go-routine, it will race with a later WaitForCacheSync.
+	StartWithContext(ctx context.Context)
+
+	// Shutdown marks a factory as shutting down. At that point no new
+	// informers can be started anymore and Start will return without
+	// doing anything.
+	//
+	// In addition, Shutdown blocks until all goroutines have terminated. For that
+	// to happen, the close channel(s) that they were started with must be closed,
+	// either before Shutdown gets called or while it is waiting.
+	//
+	// Shutdown may be called multiple times, even concurrently. All such calls will
+	// block until all goroutines have terminated.
+	Shutdown()
+
+	// WaitForCacheSync blocks until all started informers' caches were synced
+	// or the stop channel gets closed.
+	//
+	// Contextual logging: WaitForCacheSync should be used instead of WaitForCacheSync in code which supports contextual logging. It also returns a more useful result.
+	WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool
+
+	// WaitForCacheSyncWithContext blocks until all started informers' caches were synced
+	// or the context gets canceled.
+	WaitForCacheSyncWithContext(ctx context.Context) cache.SyncResult
+
+	// ForResource gives generic access to a shared informer of the matching type.
+	ForResource(resource schema.GroupVersionResource) (GenericInformer, error)
+
+	// InformerFor returns the SharedIndexInformer for obj using an internal
+	// client.
+	InformerFor(obj runtime.Object, newFunc internalinterfaces.NewInformerFunc) cache.SharedIndexInformer
+
+	Proxyprovider() proxyprovider.Interface
+}
+
+func (f *sharedInformerFactory) Proxyprovider() proxyprovider.Interface {
+	return proxyprovider.New(f, f.namespace, f.tweakListOptions)
+}