From 0c01fc0fcec2443209c5d993e09a2a9ad0a0991e Mon Sep 17 00:00:00 2001
From: chongchuanbing <chongchuanbing@gmail.com>
Date: Thu, 14 Apr 2022 20:20:16 +0800
Subject: [PATCH] uid not exist for TaintManagerEviction event

---
 pkg/kube/annotations.go | 11 +++++++----
 pkg/kube/labels.go      | 11 +++++++----
 2 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/pkg/kube/annotations.go b/pkg/kube/annotations.go
index 4f0470ad..a22973ef 100644
--- a/pkg/kube/annotations.go
+++ b/pkg/kube/annotations.go
@@ -32,9 +32,12 @@ func NewAnnotationCache(kubeconfig *rest.Config) *AnnotationCache {
 }
 
 func (a *AnnotationCache) GetAnnotationsWithCache(reference *v1.ObjectReference) (map[string]string, error) {
-	uid := reference.UID
+	cacheKey := string(reference.UID)
+	if len(cacheKey) == 0 {
+		cacheKey = reference.Name
+	}
 
-	if val, ok := a.cache.Get(uid); ok {
+	if val, ok := a.cache.Get(cacheKey); ok {
 		return val.(map[string]string), nil
 	}
 
@@ -46,13 +49,13 @@ func (a *AnnotationCache) GetAnnotationsWithCache(reference *v1.ObjectReference)
 				delete(annotations, key)
 			}
 		}
-		a.cache.Add(uid, annotations)
+		a.cache.Add(cacheKey, annotations)
 		return annotations, nil
 	}
 
 	if errors.IsNotFound(err) {
 		var empty map[string]string
-		a.cache.Add(uid, empty)
+		a.cache.Add(cacheKey, empty)
 		return nil, nil
 	}
 
diff --git a/pkg/kube/labels.go b/pkg/kube/labels.go
index 76e182e0..5ac39fde 100644
--- a/pkg/kube/labels.go
+++ b/pkg/kube/labels.go
@@ -31,16 +31,19 @@ func NewLabelCache(kubeconfig *rest.Config) (*LabelCache) {
 }
 
 func (l *LabelCache) GetLabelsWithCache(reference *v1.ObjectReference) (map[string]string, error) {
-	uid := reference.UID
+	cacheKey := string(reference.UID)
+	if len(cacheKey) == 0 {
+		cacheKey = reference.Name
+	}
 
-	if val, ok := l.cache.Get(uid); ok {
+	if val, ok := l.cache.Get(cacheKey); ok {
 		return val.(map[string]string), nil
 	}
 
 	obj, err := GetObject(reference, l.clientset, l.dynClient)
 	if err == nil {
 		labels := obj.GetLabels()
-		l.cache.Add(uid, labels)
+		l.cache.Add(cacheKey, labels)
 		return labels, nil
 	}
 
@@ -48,7 +51,7 @@ func (l *LabelCache) GetLabelsWithCache(reference *v1.ObjectReference) (map[stri
 		// There can be events without the involved objects existing, they seem to be not garbage collected?
 		// Marking it nil so that we can return faster
 		var empty map[string]string
-		l.cache.Add(uid, empty)
+		l.cache.Add(cacheKey, empty)
 		return nil, nil
 	}