fix: Resource version incorrectly overridden for wfInformer list requ…

…ests. Fixes argoproj#11948 (argoproj#12133)

Signed-off-by: Dillen Padhiar <[email protected]>

util/unstructured/unstructured.go

@@ -18,25 +18,25 @@ import (
 // Always prefer using an informer factory to get a shared informer instead of getting an independent
 // one. This reduces memory footprint and number of connections to the server.
 func NewUnstructuredInformer(resource schema.GroupVersionResource, client dynamic.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers) cache.SharedIndexInformer {
-	return NewFilteredUnstructuredInformer(resource, client, namespace, resyncPeriod, indexers, nil)
+	return NewFilteredUnstructuredInformer(resource, client, namespace, resyncPeriod, indexers, nil, nil)
 }
 
 // NewFilteredUnstructuredInformer constructs a new informer for Unstructured type.
 // Always prefer using an informer factory to get a shared informer instead of getting an independent
 // one. This reduces memory footprint and number of connections to the server.
-func NewFilteredUnstructuredInformer(resource schema.GroupVersionResource, client dynamic.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers, tweakListOptions internalinterfaces.TweakListOptionsFunc) cache.SharedIndexInformer {
+func NewFilteredUnstructuredInformer(resource schema.GroupVersionResource, client dynamic.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers, tweakListRequestListOptions internalinterfaces.TweakListOptionsFunc, tweakWatchRequestListOptions internalinterfaces.TweakListOptionsFunc) cache.SharedIndexInformer {
 	ctx := context.Background()
 	return cache.NewSharedIndexInformer(
 		&cache.ListWatch{
 			ListFunc: func(options metav1.ListOptions) (runtime.Object, error) {
-				if tweakListOptions != nil {
-					tweakListOptions(&options)
+				if tweakListRequestListOptions != nil {
+					tweakListRequestListOptions(&options)
 				}
 				return client.Resource(resource).Namespace(namespace).List(ctx, options)
 			},
 			WatchFunc: func(options metav1.ListOptions) (watch.Interface, error) {
-				if tweakListOptions != nil {
-					tweakListOptions(&options)
+				if tweakWatchRequestListOptions != nil {
+					tweakWatchRequestListOptions(&options)
 				}
 				return client.Resource(resource).Namespace(namespace).Watch(ctx, options)
 			},

workflow/controller/controller.go

@@ -258,7 +258,7 @@ func (wfc *WorkflowController) Run(ctx context.Context, wfWorkers, workflowTTLWo
 		WithField("podCleanup", podCleanupWorkers).
 		Info("Current Worker Numbers")
 
-	wfc.wfInformer = util.NewWorkflowInformer(wfc.dynamicInterface, wfc.GetManagedNamespace(), workflowResyncPeriod, wfc.tweakListOptions, indexers)
+	wfc.wfInformer = util.NewWorkflowInformer(wfc.dynamicInterface, wfc.GetManagedNamespace(), workflowResyncPeriod, wfc.tweakListRequestListOptions, wfc.tweakWatchRequestListOptions, indexers)
 	wfc.wftmplInformer = informer.NewTolerantWorkflowTemplateInformer(wfc.dynamicInterface, workflowTemplateResyncPeriod, wfc.managedNamespace)
 	wfc.wfTaskSetInformer = wfc.newWorkflowTaskSetInformer()
 	wfc.artGCTaskInformer = wfc.newArtGCTaskInformer()
@@ -809,7 +809,7 @@ func (wfc *WorkflowController) enqueueWfFromPodLabel(obj interface{}) error {
 	return nil
 }
 
-func (wfc *WorkflowController) tweakListOptions(options *metav1.ListOptions) {
+func (wfc *WorkflowController) tweakListRequestListOptions(options *metav1.ListOptions) {
 	labelSelector := labels.NewSelector().
 		Add(util.InstanceIDRequirement(wfc.Config.InstanceID))
 	options.LabelSelector = labelSelector.String()
@@ -818,6 +818,12 @@ func (wfc *WorkflowController) tweakListOptions(options *metav1.ListOptions) {
 	options.ResourceVersion = ""
 }
 
+func (wfc *WorkflowController) tweakWatchRequestListOptions(options *metav1.ListOptions) {
+	labelSelector := labels.NewSelector().
+		Add(util.InstanceIDRequirement(wfc.Config.InstanceID))
+	options.LabelSelector = labelSelector.String()
+}
+
 func getWfPriority(obj interface{}) (int32, time.Time) {
 	un, ok := obj.(*unstructured.Unstructured)
 	if !ok {

workflow/controller/controller_test.go

@@ -258,7 +258,7 @@ func newController(options ...interface{}) (context.CancelFunc, *WorkflowControl
 
 	// always compare to WorkflowController.Run to see what this block of code should be doing
 	{
-		wfc.wfInformer = util.NewWorkflowInformer(dynamicClient, "", 0, wfc.tweakListOptions, indexers)
+		wfc.wfInformer = util.NewWorkflowInformer(dynamicClient, "", 0, wfc.tweakListRequestListOptions, wfc.tweakWatchRequestListOptions, indexers)
 		wfc.wfTaskSetInformer = informerFactory.Argoproj().V1alpha1().WorkflowTaskSets()
 		wfc.artGCTaskInformer = informerFactory.Argoproj().V1alpha1().WorkflowArtifactGCTasks()
 		wfc.taskResultInformer = wfc.newWorkflowTaskResultInformer()

workflow/cron/controller.go

@@ -96,9 +96,10 @@ func (cc *Controller) Run(ctx context.Context) {
 	}).ForResource(schema.GroupVersionResource{Group: workflow.Group, Version: workflow.Version, Resource: workflow.CronWorkflowPlural})
 	cc.addCronWorkflowInformerHandler()
 
-	wfInformer := util.NewWorkflowInformer(cc.dynamicInterface, cc.managedNamespace, cronWorkflowResyncPeriod, func(options *v1.ListOptions) {
-		wfInformerListOptionsFunc(options, cc.instanceId)
-	}, cache.Indexers{})
+	wfInformer := util.NewWorkflowInformer(cc.dynamicInterface, cc.managedNamespace, cronWorkflowResyncPeriod,
+		func(options *v1.ListOptions) { wfInformerListOptionsFunc(options, cc.instanceId) },
+		func(options *v1.ListOptions) { wfInformerListOptionsFunc(options, cc.instanceId) },
+		cache.Indexers{})
 	go wfInformer.Run(ctx.Done())
 
 	cc.wfLister = util.NewWorkflowLister(wfInformer)

workflow/util/util.go

@@ -59,7 +59,7 @@ import (
 // objects. We no longer return WorkflowInformer due to:
 // https://github.com/kubernetes/kubernetes/issues/57705
 // https://github.com/argoproj/argo-workflows/issues/632
-func NewWorkflowInformer(dclient dynamic.Interface, ns string, resyncPeriod time.Duration, tweakListOptions internalinterfaces.TweakListOptionsFunc, indexers cache.Indexers) cache.SharedIndexInformer {
+func NewWorkflowInformer(dclient dynamic.Interface, ns string, resyncPeriod time.Duration, tweakListRequestListOptions internalinterfaces.TweakListOptionsFunc, tweakWatchRequestListOptions internalinterfaces.TweakListOptionsFunc, indexers cache.Indexers) cache.SharedIndexInformer {
 	resource := schema.GroupVersionResource{
 		Group:    workflow.Group,
 		Version:  "v1alpha1",
@@ -71,7 +71,8 @@ func NewWorkflowInformer(dclient dynamic.Interface, ns string, resyncPeriod time
 		ns,
 		resyncPeriod,
 		indexers,
-		tweakListOptions,
+		tweakListRequestListOptions,
+		tweakWatchRequestListOptions,
 	)
 	return informer
 }