func (this *DispatcherOutComponent) checkConnActivity(Time time.Time, client *model.Client, buffPool *buffpool.BuffPool, number uint16, userUuid string, devID uint32, token uint8) bool {
	//5分钟
	if time.Now().Sub(Time) > define.KEEP_ALIVE_PEORID {
		if client.Conn != nil {
			(*client.Conn).Close()
		}
		if token > 0 {
			err := buffPool.RemoveClient(number, userUuid, devID, token)
			if err != nil {
				err = errors.New("DispatcherComponent.checkConnActivity() Error:can not remove invalid client's connection, " + err.Error())
				fmt.Println(err.Error())
				return false
			}
			clientArr := buffPool.QueryForDeviceId(number, userUuid, devID)
			if clientArr == nil || len(clientArr) == 0 {
				//offline broadcast
				unregister := GetUnregisterComponent()
				if unregister != nil {
					err2 := unregister.offlineBroadcast(buffPool, userUuid, devID)
					if err2 != nil {
						err2 = errors.New("cDispatcherComponent.checkConnActivity() Error: " + err2.Error())
						fmt.Println(err2.Error())
					}
				} else {
					fmt.Println("DispatcherComponent.checkConnActivity() Error: one client disconnected, but offline broadcast send failed, ")
				}
			}

		}
		return false
	}
	return true
}
func (this *DispatcherOutComponent) sendToClient2(msg *protocol.Message, forward bool, buffPool *buffpool.BuffPool) error {
	if msg == nil || buffPool == nil {
		err := errors.New("DispatcherOutComponent.sendToClient2() Error: invalid argument")
		fmt.Println(err.Error())
		return err
	}

	clientConnArr := make([]*model.Client, 0)
	if msg.Token > 0 {
		clientConn := buffPool.GetClient(msg.Number, msg.DestUuid, msg.DeviceId, msg.Token)
		if clientConn != nil && clientConn.Conn != nil {
			clientConnArr = append(clientConnArr, clientConn)
		}
		if (clientConnArr == nil || len(clientConnArr) <= 0) && forward && GetRunWithSnode().Flag {
			buf, err := msg.Encode()
			if err != nil {
				fmt.Println("DispatcherOutComponent.sendToClient2() Error: " + err.Error())
				fmt.Println("\n", time.Now().String(), "Not find user, not forward due to encode failed.", "\n")
				return err
			}
			snode_component.GetNodeComponent().Forward(stree_define.FORWARD, msg.DestUuid, msg.DeviceId, buf)
			return nil
		}
	} else if msg.Token == 0 && msg.DeviceId > 0 {
		clientConnArr = buffPool.QueryForDeviceId(msg.Number, msg.DestUuid, msg.DeviceId)
		if (clientConnArr == nil || len(clientConnArr) <= 0) && forward && GetRunWithSnode().Flag {
			buf, err := msg.Encode()
			if err != nil {
				fmt.Println("DispatcherOutComponent.sendToClient2() Error:" + err.Error())
				fmt.Println("\n", time.Now().String(), "Not find user, not forward due to encode failed.", "\n")
				return err
			}
			snode_component.GetNodeComponent().Forward(stree_define.FORWARD, msg.DestUuid, msg.DeviceId, buf)
			return nil
		}
	} else if msg.Token == 0 && msg.DeviceId == 0 {
		clientConnArr = buffPool.QueryForUuid(msg.Number, msg.DestUuid)
	}

	err := errors.New("DispatcherOutComponent.sendToClient2() Error: the client's connection not pass authorization yet")
	for _, client := range clientConnArr {
		if client == nil || client.Conn == nil {
			continue
		}
		if !this.checkConnActivity(client.Time, client, buffPool, msg.Number, msg.DestUuid, msg.DeviceId, msg.Token) {
			err := errors.New("DispatcherOutComponent.sendToClient2() Error: client's connection is not alive")
			fmt.Println(err.Error())
			continue
		}
		err2 := this.sendMessage(msg, client.Conn)
		if err2 != nil {
			err2 = errors.New("DispatcherOutComponent.sendToClient2() Error: can not send message to client's connection")
			fmt.Println(err.Error())
			continue
		}
	}
	return nil
}
func (this *DispatcherOutComponent) sendToClient(msg *protocol.Message, buffPool *buffpool.BuffPool) error {
	if msg == nil || buffPool == nil {
		err := errors.New("DispatcherOutComponent.sendToClient() Error: invalid argument")
		fmt.Println(err.Error())
		return err
	}
	clientConnArr := make([]*model.Client, 0)

	if msg.Token > 0 {
		clientConn := buffPool.GetClient(msg.Number, msg.DestUuid, msg.DeviceId, msg.Token)
		if clientConn != nil && clientConn.Conn != nil {
			clientConnArr = append(clientConnArr, clientConn)
		}
	} else if msg.Token == 0 && msg.DeviceId > 0 {
		clientConnArr = buffPool.QueryForDeviceId(msg.Number, msg.DestUuid, msg.DeviceId)
	} else if msg.Token == 0 && msg.DeviceId == 0 {
		clientConnArr = buffPool.QueryForUuid(msg.Number, msg.DestUuid)
	}

	if clientConnArr != nil && len(clientConnArr) <= 0 {
		err := errors.New("DispatcherOutComponent.sendToClient() Error: can not find client's connection")
		fmt.Println(err.Error())
		return err
	}

	err := errors.New("DispatcherOutComponent.sendToClient() Error: the client's connection not pass authorization yet")
	for _, client := range clientConnArr {
		if client == nil || client.Conn == nil {
			continue
		}

		if !this.checkConnActivity(client.Time, client, buffPool, msg.Number, msg.DestId, msg.DeviceId, msg.Token) {
			err := errors.New("DispatcherOutComponent.sendToClient() Error: client's connection is not alive")
			fmt.Println(err.Error())
			continue
		}

		err2 := this.sendMessage(msg, client.Conn)
		if err2 != nil {
			err2 = errors.New("DispatcherOutComponent.sendToClient() Error: can not send message to client's connection")
			fmt.Println(err.Error())
			continue
		}
	}

	return err
}
Exemplo n.º 4
0
func (this *RegisterComponent) listenClient(conn *net.Conn, buffPool *buffpool.BuffPool, number uint16, userUuid string, deviceID uint32, token uint8) error {
	if buffPool == nil {
		err := errors.New("RegisterComponent listenClient() Error: invalid argument")
		fmt.Println(err.Error())
		return err
	}
	if conn == nil {
		err := errors.New("RegisterComponent listenClient() Error:invalid argument")
		fmt.Println(err.Error())
		fmt.Println("the invalid client connection will be removed")
		err2 := buffPool.RemoveClient(number, userUuid, deviceID, token)
		if err2 != nil {
			err2 = errors.New("RegisterComponent listenClient() Error:remove the invalid client's connection failed" + err2.Error())
			fmt.Println(err2.Error())
			return err2
		}
		fmt.Println("the invalid client connection has been removed")
		return err
	}
	var dispatcher *DispatcherComponent
	for {
		dispatcher = GetDispatcherComponent()
		if dispatcher != nil {
			break
		} else {
			fmt.Println("RegisterComponent listenClient() Error:can not get DispatcherComponent, will try again")
		}
	}

	for {
		msg, err := this.readMessage(conn)
		if err != nil && err != io.EOF && conn != nil {
			err = errors.New("RegisterComponent listenClient() Error " + err.Error())
			fmt.Println(err.Error())
			continue
		} else if err != nil && (err == io.EOF || conn == nil) {
			err = errors.New("RegisterComponent listenClient() Error the connection is invalid, " + err.Error())
			err2 := buffPool.RemoveClient(number, userUuid, deviceID, token)
			if conn != nil {
				(*conn).Close()
			}
			if err2 != nil {
				err2 = errors.New("RegisterComponent listenClient() Error: can not remove invalid client's connection, " + err2.Error())
				fmt.Println(err2.Error())
				return err2
			}
			clientArr := buffPool.QueryForDeviceId(number, userUuid, deviceID)
			if clientArr == nil || len(clientArr) == 0 {
				//offline broadcast
				unregister := GetUnregisterComponent()
				if unregister != nil {
					err3 := unregister.offlineBroadcast(buffPool, userUuid, deviceID)
					if err3 != nil {
						err3 = errors.New("RegisterComponent listenClient() Error:one client disconnected but offlineBroadcast send failed, " + err3.Error())
						fmt.Println(err3.Error())
					}
				} else {
					fmt.Println("RegisterComponent listenClient() Error:one client disconnected but offlineBroadcast send failed")
				}
			}

			return err
		}
		//push to DispatcherQueue
		if msg == nil {
			continue
		}
		dispatcher.NPushBack(msg, true) //need forward
	}
	return nil
}