8000 fix: handle parent process exit to ensure MCP Server shutdown by cfc4n · Pull Request #33 · gojue/moling · GitHub
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fix: handle parent process exit to ensure MCP Server shutdown #33

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merged 1 commit into from
Apr 22, 2025
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fix: handle parent process exit to ensure MCP Server shutdown #33

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17 changes: 17 additions & 0 deletions cli/cmd/root.go
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Original file line number Diff line number Diff line change
Expand Up @@ -246,6 +246,23 @@ func mlsCommandFunc(command *cobra.Command, args []string) error {
sigChan := make(chan os.Signal, 2)
signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)

// 创建一个 goroutine 来判断父进程是否退出
// Claude Desktop 0.9.2 退出时，没有向MCP Server发送 SIGTERM信号，导致MCP 不能正常退出。
// fix https://github.com/gojue/moling/issues/32
go func() {
ppid := os.Getppid()
for {
time.Sleep(1 * time.Second)
newPpid := os.Getppid()
if newPpid == 1 {
loger.Info().Msgf("parent process changed,origin PPid:%d, New PPid:%d", ppid, newPpid)
loger.Warn().Msg("parent process exited")
sigChan <- syscall.SIGTERM
break
}
}
}()

// 等待信号
_ = <-sigChan
loger.Info().Msg("Received signal, shutting down...")
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