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🐞 fix:Adjust lock order to address concurrency issue #740

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merged 1 commit into from
Apr 25, 2024
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🐞 fix:Adjust lock order to address concurrency issue #740

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2 changes: 1 addition & 1 deletion clients/naming_client/naming_cache/subscribe_callback.go
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Original file line number Diff line number Diff line change
Expand Up @@ -42,8 +42,8 @@ func (ed *SubscribeCallback) IsSubscribed(serviceName, clusters string) bool {

func (ed *SubscribeCallback) AddCallbackFunc(serviceName string, clusters string, callbackFunc *func(services []model.Instance, err error)) {
key := util.GetServiceCacheKey(serviceName, clusters)
defer ed.mux.Unlock()
ed.mux.Lock()
defer ed.mux.Unlock()
var funcSlice []*func(services []model.Instance, err error)
old, ok := ed.callbackFuncMap.Get(key)
if ok {
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