全仓 race 扫描发现 upload/cache 监听器 DATA RACE：捕获 redis 客户端消除全局读竞争 + Stop 等待 done + 同型监听器（oauth×2/repository×2）加固

Result: {"status":"keep","total_issues":8,"eslint_errors":0,"eslint_problems":0,"eslint_warnings":0,"golint_canonicalheader":0,"golint_errname":0,"golint_errorlint":1,"golint_exhaustive":0,"golint_forcetypeassert":0,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":0,"golint_recvcheck":1,"golint_test_testifylint":0,"golint_test_thelper":0,"golint_test_total":0,"golint_test_usetesting":0,"golint_total":8,"golint_usestdlibvars":0,"golint_vetx_total":0,"golint_wastedassign":0,"measure_s":92,"tsc_errors":0,"vitest_failed":0,"vitest_total":126}

internal/apps/upload/cache/meta_cache.go

@@ -30,6 +30,7 @@ var (
 	uploadMetaListenerOnce   sync.Once
 	uploadMetaListenerCtx    context.Context
 	uploadMetaListenerCancel context.CancelFunc
+	uploadMetaListenerDone   chan struct{}
 )
 
 func uploadMetaRedisKey(id uint64) string {
@@ -49,9 +50,13 @@ func ensureUploadMetaCacheListener() {
 
 func startUploadMetaCacheInvalidationListener() {
 	uploadMetaListenerCtx, uploadMetaListenerCancel = context.WithCancel(context.Background())
+	uploadMetaListenerDone = make(chan struct{})
+	// 捕获当前客户端：goroutine 不再读可变全局 db.Redis，测试置空/替换全局时不会数据竞争
+	redisClient := db.Redis
 
 	go func() {
-		pubsub := db.Redis.Subscribe(uploadMetaListenerCtx, uploadMetaInvalidationChan)
+		defer close(uploadMetaListenerDone)
+		pubsub := redisClient.Subscribe(uploadMetaListenerCtx, uploadMetaInvalidationChan)
 		defer func() {
 			_ = pubsub.Close()
 		}()
@@ -144,7 +149,11 @@ func ResetUploadMetaCacheForTest() {
 func StopUploadMetaCacheListener() {
 	if uploadMetaListenerCancel != nil {
 		uploadMetaListenerCancel()
+		if uploadMetaListenerDone != nil {
+			<-uploadMetaListenerDone // 等待 goroutine 退出，保证之后置空 db.Redis 不再竞争
+		}
 		uploadMetaListenerCancel = nil
+		uploadMetaListenerDone = nil
 	}
 	uploadMetaListenerOnce = sync.Once{}
 }