| 67 | } |
| 68 | |
| 69 | func exitSignal(cancel context.CancelFunc, stop chan struct{}) error { |
| 70 | sigs := make(chan os.Signal, 1) |
| 71 | signal.Notify(sigs, syscall.SIGHUP, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT) |
| 72 | for sig := range sigs { |
| 73 | switch sig { |
| 74 | case syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT: |
| 75 | cancel() |
| 76 | |
| 77 | select { |
| 78 | case <-stop: |
| 79 | fmt.Println("shutdown") |
| 80 | case <-time.After(time.Second * 5): |
| 81 | fmt.Println("timeout forced shutdown") |
| 82 | } |
| 83 | os.Exit(0) |
| 84 | case syscall.SIGHUP: |
| 85 | fmt.Println("catch syscall.SIGHUP") |
| 86 | } |
| 87 | } |
| 88 | return nil |
| 89 | } |