Mulavar commented on a change in pull request #1675:
URL: https://github.com/apache/dubbo-go/pull/1675#discussion_r785444491



##########
File path: config/graceful_shutdown.go
##########
@@ -53,36 +53,48 @@ import (
  */
 const defaultShutDownTime = time.Second * 60
 
-// GracefulShutdownInit todo GracefulShutdownInit in 3.0 should be discusesed.
-func GracefulShutdownInit() {
-       signals := make(chan os.Signal, 1)
-
-       signal.Notify(signals, ShutdownSignals...)
-
+func gracefulShutdownInit() {
        // retrieve ShutdownConfig for gracefulShutdownFilter
-       if filter, ok := 
extension.GetFilter(constant.GracefulShutdownConsumerFilterKey).(Setter); ok && 
rootConfig.Shutdown != nil {
-               filter.Set(constant.GracefulShutdownFilterShutdownConfig, 
rootConfig.Shutdown)
+       cGracefulShutdownFilter, existcGracefulShutdownFilter := 
extension.GetFilter(constant.GracefulShutdownConsumerFilterKey)
+       if !existcGracefulShutdownFilter {
+               return
+       }
+       sGracefulShutdownFilter, existsGracefulShutdownFilter := 
extension.GetFilter(constant.GracefulShutdownProviderFilterKey)

Review comment:
       对应 cGracefulShutdownFilter 的缩写,这里的命名应该是 pGracefulShutdownFilter?




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