fix: use mutex

kubeshop · Sep 14, 2023 · 45109cb · 45109cb
1 parent 16abd8e
commit 45109cb
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/server/traces/caching.go b/server/traces/caching.go
@@ -8,6 +8,9 @@ var cache spanCache = nil
 var cacheMutex sync.Mutex
 
 func getCache() spanCache {
+	cacheMutex.Lock()
+	defer cacheMutex.Unlock()
+
 	if cache == nil {
 		cache = spanCache{}
 	}
@@ -16,6 +19,9 @@ func getCache() spanCache {
 }
 
 func resetCache() {
+	cacheMutex.Lock()
+	defer cacheMutex.Unlock()
+
 	cache = nil
 }