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fix(dvcr): resume postponed imports after garbage collection #2193
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137 changes: 137 additions & 0 deletions
137
...zation-artifact/pkg/controller/dvcr-garbage-collection/postponeimporter/secret_watcher.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,137 @@ | ||
| /* | ||
| Copyright 2026 Flant JSC | ||
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| 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 | ||
|
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| http://www.apache.org/licenses/LICENSE-2.0 | ||
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| 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. | ||
| */ | ||
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| package postponeimporter | ||
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "reflect" | ||
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| corev1 "k8s.io/api/core/v1" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| "sigs.k8s.io/controller-runtime/pkg/controller" | ||
| "sigs.k8s.io/controller-runtime/pkg/event" | ||
| "sigs.k8s.io/controller-runtime/pkg/handler" | ||
| "sigs.k8s.io/controller-runtime/pkg/manager" | ||
| "sigs.k8s.io/controller-runtime/pkg/predicate" | ||
| "sigs.k8s.io/controller-runtime/pkg/reconcile" | ||
| "sigs.k8s.io/controller-runtime/pkg/source" | ||
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| "github.com/deckhouse/virtualization-controller/pkg/controller/conditions" | ||
| "github.com/deckhouse/virtualization-controller/pkg/controller/dvcr-garbage-collection/internal/watcher" | ||
| "github.com/deckhouse/virtualization/api/core/v1alpha2" | ||
| "github.com/deckhouse/virtualization/api/core/v1alpha2/cvicondition" | ||
| "github.com/deckhouse/virtualization/api/core/v1alpha2/vdcondition" | ||
| "github.com/deckhouse/virtualization/api/core/v1alpha2/vicondition" | ||
| ) | ||
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| type DVCRGarbageCollectionSecretWatcher[object client.Object] struct { | ||
| client client.Client | ||
| } | ||
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| func NewWatcher[T client.Object](client client.Client) *DVCRGarbageCollectionSecretWatcher[T] { | ||
| return &DVCRGarbageCollectionSecretWatcher[T]{ | ||
| client: client, | ||
| } | ||
| } | ||
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| func (w *DVCRGarbageCollectionSecretWatcher[T]) Watch(mgr manager.Manager, ctr controller.Controller) error { | ||
| if err := ctr.Watch( | ||
| source.Kind( | ||
| mgr.GetCache(), | ||
| &corev1.Secret{}, | ||
| handler.TypedEnqueueRequestsFromMapFunc(w.enqueuePostponedResources), | ||
| predicate.TypedFuncs[*corev1.Secret]{ | ||
| CreateFunc: func(e event.TypedCreateEvent[*corev1.Secret]) bool { | ||
| return watcher.IsDVCRGarbageCollectionSecret(e.Object) | ||
| }, | ||
| UpdateFunc: func(e event.TypedUpdateEvent[*corev1.Secret]) bool { | ||
| if !watcher.IsDVCRGarbageCollectionSecret(e.ObjectNew) { | ||
| return false | ||
| } | ||
| return !reflect.DeepEqual(e.ObjectNew.GetAnnotations(), e.ObjectOld.GetAnnotations()) | ||
| }, | ||
| DeleteFunc: func(e event.TypedDeleteEvent[*corev1.Secret]) bool { | ||
| return watcher.IsDVCRGarbageCollectionSecret(e.Object) | ||
| }, | ||
| }, | ||
| ), | ||
| ); err != nil { | ||
| return fmt.Errorf("error setting watch on DVCR garbage collection Secret: %w", err) | ||
| } | ||
| return nil | ||
| } | ||
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| func (w *DVCRGarbageCollectionSecretWatcher[T]) enqueuePostponedResources(ctx context.Context, _ *corev1.Secret) []reconcile.Request { | ||
| var resList client.ObjectList | ||
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| // Type switch for T should be done on an empty value for T. | ||
| var obj T | ||
| switch any(obj).(type) { | ||
| case *v1alpha2.ClusterVirtualImage: | ||
| resList = &v1alpha2.ClusterVirtualImageList{} | ||
| case *v1alpha2.VirtualImage: | ||
| resList = &v1alpha2.VirtualImageList{} | ||
| case *v1alpha2.VirtualDisk: | ||
| resList = &v1alpha2.VirtualDiskList{} | ||
| default: | ||
| return nil | ||
| } | ||
|
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| if err := w.client.List(ctx, resList, &client.ListOptions{}); err != nil { | ||
| return nil | ||
| } | ||
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| requests := make([]reconcile.Request, 0) | ||
| switch obj := resList.(type) { | ||
| case *v1alpha2.ClusterVirtualImageList: | ||
| for _, item := range obj.Items { | ||
| if isClusterVirtualImagePostponed(&item) { | ||
| requests = append(requests, reconcile.Request{NamespacedName: client.ObjectKeyFromObject(&item)}) | ||
| } | ||
| } | ||
| case *v1alpha2.VirtualDiskList: | ||
| for _, item := range obj.Items { | ||
| if isVirtualDiskPostponed(&item) { | ||
| requests = append(requests, reconcile.Request{NamespacedName: client.ObjectKeyFromObject(&item)}) | ||
| } | ||
| } | ||
| case *v1alpha2.VirtualImageList: | ||
| for _, item := range obj.Items { | ||
| if isVirtualImagePostponed(&item) { | ||
| requests = append(requests, reconcile.Request{NamespacedName: client.ObjectKeyFromObject(&item)}) | ||
| } | ||
| } | ||
| } | ||
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| return requests | ||
| } | ||
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| func isClusterVirtualImagePostponed(cvi *v1alpha2.ClusterVirtualImage) bool { | ||
| cond, ok := conditions.GetCondition(cvicondition.ReadyType, cvi.Status.Conditions) | ||
| return ok && cond.Reason == ProvisioningPostponedReason.String() | ||
| } | ||
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| func isVirtualImagePostponed(vi *v1alpha2.VirtualImage) bool { | ||
| cond, ok := conditions.GetCondition(vicondition.ReadyType, vi.Status.Conditions) | ||
| return ok && cond.Reason == ProvisioningPostponedReason.String() | ||
| } | ||
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| func isVirtualDiskPostponed(vd *v1alpha2.VirtualDisk) bool { | ||
| cond, ok := conditions.GetCondition(vdcondition.ReadyType, vd.Status.Conditions) | ||
| return ok && cond.Reason == ProvisioningPostponedReason.String() | ||
| } | ||
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Do not ignore errors