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Fix Shutdown() sample

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see: https://github.com/gin-gonic/examples/blob/master/graceful-shutdown/graceful-shutdown/server.go#L46-L51
This commit is contained in:
Ryo Utsunomiya 2019-09-24 16:22:23 +09:00
parent 2e5a7196cc
commit 460cc93311
1 changed files with 3 additions and 7 deletions
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README.md
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@ -1759,7 +1759,7 @@ 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 catch, so don't need add it // kill -9 is syscall.SIGKILL but can't be catch, so don't need add it
@ -1770,13 +1770,9 @@ func main() {
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second) ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel() defer cancel()
if err := srv.Shutdown(ctx); err != nil { if err := srv.Shutdown(ctx); err != nil {
log.Fatal("Server Shutdown:", err) log.Fatal("Server Shutdown: ", err)
}
// catching ctx.Done(). timeout of 5 seconds.
select {
case <-ctx.Done():
log.Println("timeout of 5 seconds.")
} }
log.Println("Server exiting") log.Println("Server exiting")
} }
``` ```