Beispiel #1
0
func updateDescription(handle windows.Handle, desc string) error {
	d := windows.SERVICE_DESCRIPTION{toPtr(desc)}
	return windows.ChangeServiceConfig2(handle,
		windows.SERVICE_CONFIG_DESCRIPTION, (*byte)(unsafe.Pointer(&d)))
}
Beispiel #2
0
func registerService() error {
	p, err := getServicePath()
	if err != nil {
		return err
	}
	m, err := mgr.Connect()
	if err != nil {
		return err
	}
	defer m.Disconnect()
	c := mgr.Config{
		ServiceType:  windows.SERVICE_WIN32_OWN_PROCESS,
		StartType:    mgr.StartAutomatic,
		ErrorControl: mgr.ErrorNormal,
		DisplayName:  "Docker Engine",
	}

	// Configure the service to launch with the arguments that were just passed.
	args := []string{"--run-service"}
	for _, a := range os.Args[1:] {
		if a != "--register-service" && a != "--unregister-service" {
			args = append(args, a)
		}
	}

	s, err := m.CreateService(*flServiceName, p, c, args...)
	if err != nil {
		return err
	}
	defer s.Close()

	// See http://stackoverflow.com/questions/35151052/how-do-i-configure-failure-actions-of-a-windows-service-written-in-go
	const (
		scActionNone       = 0
		scActionRestart    = 1
		scActionReboot     = 2
		scActionRunCommand = 3

		serviceConfigFailureActions = 2
	)

	type serviceFailureActions struct {
		ResetPeriod  uint32
		RebootMsg    *uint16
		Command      *uint16
		ActionsCount uint32
		Actions      uintptr
	}

	type scAction struct {
		Type  uint32
		Delay uint32
	}
	t := []scAction{
		{Type: scActionRestart, Delay: uint32(60 * time.Second / time.Millisecond)},
		{Type: scActionRestart, Delay: uint32(60 * time.Second / time.Millisecond)},
		{Type: scActionNone},
	}
	lpInfo := serviceFailureActions{ResetPeriod: uint32(24 * time.Hour / time.Second), ActionsCount: uint32(3), Actions: uintptr(unsafe.Pointer(&t[0]))}
	err = windows.ChangeServiceConfig2(s.Handle, serviceConfigFailureActions, (*byte)(unsafe.Pointer(&lpInfo)))
	if err != nil {
		return err
	}

	err = eventlog.Install(*flServiceName, p, false, eventlog.Info|eventlog.Warning|eventlog.Error)
	if err != nil {
		return err
	}

	return nil
}