Example #1
0
// 运行
// [command]
// mq_addr=127.0.0.1:5001
// mq_queue_name=command_queue
// concurrent_num=2
func (self *CommandProcessor) Run() {
	// mq_addr := config.Get("command", "mq_addr")
	// mq_queue_name := config.Get("command", "mq_queue_name")
	concurrent_num := config.GetInt("command", "concurrent_num")
	if concurrent_num <= 0 {
		concurrent_num = 1
	}
	defer self.adapter.Close()

	self.adapter.ReceiveCommand(func(commandStream chan Command, wg *sync.WaitGroup) {
		locker := make(chan bool, 4)
		defer close(locker)

		for command := range commandStream {
			if command == nil {
				continue
			}
			cmdChan := make(chan Command)
			defer close(cmdChan)
			go func(cmdChan chan Command, locker chan bool) {
				command := <-cmdChan
				self.executeCommand(command, uuid.New())
				<-locker
				wg.Done()
			}(cmdChan, locker)
			cmdChan <- command
			locker <- true
		}
	})
	// if err := self.mqProvider.Dial(mq_addr); err == nil {
	// 	defer self.mqProvider.Close()
	// 	if subscri, err := self.mqProvider.Subscribe(mq_queue_name); err == nil {
	// subscri.Receive(func(messageStream chan mq.Message, wg *sync.WaitGroup) {
	// 	locker := make(chan bool, 4)
	// 	defer close(locker)

	// 	for message := range messageStream {
	// 		if message == nil || message.GetBody() == nil {
	// 			continue
	// 		}
	// 		msgchan := make(chan mq.Message)
	// 		defer close(msgchan)
	// 		go func(msgchan chan mq.Message, locker chan bool) {
	// 			msg := <-msgchan

	// 			if command, ok := util.FromPtrValueOf(msg.GetBody()).Interface().(Command); ok {
	// 				self.executeCommand(command, msg.GetId())
	// 			}
	// 			<-locker
	// 			wg.Done()
	// 		}(msgchan, locker)
	// 		msgchan <- message
	// 		locker <- true
	// 	}
	// })
	// }
	// }

	suspend := make(chan bool)
	<-suspend
}
Example #2
0
// 新建支持Saga的领域事件
func NewSagaSupportedEvent() BaseEvent {
	return BaseEvent{ProcId: uuid.New()}
}