func (serviceManager *ServiceManager) Stop(name ...string) error {
serviceManager.Lock()
defer serviceManager.Unlock()
services := new(ServiceContainer)
if len(name) > 0 {
for i := 0; i < serviceManager.container.Len(); i++ {
el := serviceManager.container.Get(i)
if util.InStrings(el.service.GetName(), name) {
services.Push(el)
}
}
} else {
services = serviceManager.container
}
sort.Sort(services)
sort.Sort(sort.Reverse(services))
for i := 0; i < services.Len(); i++ {
e := services.Get(i).service
if e.GetStatus() != STATUS_STARTED {
continue
}
// 服务关闭事件
evt := event.NewEvt(EVENT_BEFORE_STOP)
evt.SetParams(e)
evt.SetTarget(serviceManager)
ev, err := event.EvtManager.Trigger(evt)
if err != nil {
params, ok := ev.GetParams().(*Service)
if ok {
e = params
}
}
e.Stop()
// 关闭完成事件,异步事件
evt = event.NewEvt(EVENT_AFTER_STOPED)
evt.SetParams(e)
evt.SetTarget(serviceManager)
event.EvtManager.AsyncTrigger(evt)
}
serviceManager.Wait()
return nil
}
// 启动所有服务
// 如果传入name那么针对指定服务进行启动
func (serviceManager *ServiceManager) Start(name ...string) error {
serviceManager.Lock()
defer serviceManager.Unlock()
services := new(ServiceContainer)
if len(name) > 0 {
for i := 0; i < serviceManager.container.Len(); i++ {
el := serviceManager.container.Get(i)
if util.InStrings(el.service.GetName(), name) {
services.Push(el)
}
}
} else {
services = serviceManager.container
}
sort.Sort(services)
c := make(chan NOTIFY)
for i := 0; i < services.Len(); i++ {
e := services.Get(i).service
if e.GetStatus() != STATUS_STOPED {
continue
}
// 服务启动事件
evt := event.NewEvt(EVENT_BEFORE_START)
evt.SetParams(e)
evt.SetTarget(serviceManager)
ev, err := event.EvtManager.Trigger(evt)
if err != nil {
params, ok := ev.GetParams().(*Service)
if ok {
e = params
}
}
// 注册监听事件
e.Notify(c, NOTIFY_STARTED)
serviceManager.Add(1)
go func(s *Service) {
defer serviceManager.Done()
err := s.Start()
if err != nil {
log.Panicf("Start service: %s fail.%v", s.GetName(), err)
}
}(e)
// timeout
select {
case <-c:
case <-time.After(time.Second * 30):
// Maximum execution time of 30 seconds exceeded
log.Panicf("Start %s timeout", e.GetName())
}
e.StopNotify(c)
// 启动完成事件,异步事件
evt = event.NewEvt(EVENT_AFTER_STARTED)
evt.SetParams(e)
evt.SetTarget(serviceManager)
event.EvtManager.AsyncTrigger(evt)
}
close(c)
return nil
}