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fix: graceful shutdown should use buffered signal

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The channel used with signal.Notify should be buffered.
ref: https://pkg.go.dev/os/signal#Notify
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rickwang7712 2022-07-08 15:20:52 +08:00 committed by GitHub
parent b57163a0e4
commit 40a1d275c9
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@ -1841,7 +1841,7 @@ func main() {
// Wait for interrupt signal to gracefully shutdown the server with // Wait for interrupt signal to gracefully shutdown the server with
// a timeout of 5 seconds. // a timeout of 5 seconds.
quit := make(chan os.Signal) quit := make(chan os.Signal, 1)
// kill (no param) default send syscall.SIGTERM // kill (no param) default send syscall.SIGTERM
// kill -2 is syscall.SIGINT // kill -2 is syscall.SIGINT
// kill -9 is syscall.SIGKILL but can't be caught, so don't need to add it // kill -9 is syscall.SIGKILL but can't be caught, so don't need to add it