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一套高性能的、纯内存撮合的数字货币交易所撮合系统。

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xiiiew/lightning-engine

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一套高性能的、纯内存撮合的数字货币交易所撮合系统。lightning-engine未使用redis等其他组件来辅助撮合,而是专门针对撮合系统,实现了升序和降序排列的跳表。从性能上来讲,lightning-engine要远大于基于redis其他撮合系统。

lightning-engine通过gRPC接收请求(挂单、撤单等),挂单时只接收撮合需要的订单字段(价格、数量、类型、方向等,其他业务相关字段需上游服务缓存)。lightning-engine专注于盘口管理和撮合订单,具体的业务处理应由下游服务处理(补全订单字段落盘、成交单处理、用户资金处理等)。lightning-engine将成交单(包括撤销单)推送到MQ,下游服务订阅相应的Topic,进行相应的处理。

订单类型

订单类型描述lightning-enginelightning-engine-pro
GTC限价单成交的部分立即成交,不能成交的部分挂在盘口支持支持
IOC限价单成交的部分立即成交,不能成交的部分撤销支持支持
FOK限价单若不能完全成交,则全部撤销支持支持
市价单以对手价成交,不能成交的部分,撤销支持支持

接口

接口版本lightning-enginelightning-engine-pro
挂单v1支持支持
撤单v1支持支持
查询深度v1支持支持

example使用

go run example/main.go☁  lightning-engine [master] ⚡  go run example/main.go2024/04/22 18:04:22 [RPC] :80802024/04/22 18:04:22 启动监听终端信号成功send buy Result:{Msg:"success"}<nil>send sell Result:{Msg:"success"}<nil>2024/04/22 18:04:23 成交单: [{Id:1713780263144 Pair:BTC-USDT MakerId:1 TakerId:2 MakerUser:2 TakerUser:2 Price:21000 Amount:1 TakerOrderSide:sell TakerOrderType:limit TakerTimeInForce:GTC Ts:1713780263144}]send buy Result:{Msg:"success"}<nil>2024/04/22 18:04:24 成交单: [{Id:1713780264146 Pair:BTC-USDT MakerId:1 TakerId:2 MakerUser:2 TakerUser:2 Price:21000 Amount:1 TakerOrderSide:sell TakerOrderType:limit TakerTimeInForce:GTC Ts:1713780264146}]send sell Result:{Msg:"success"}<nil>send buy Result:{Msg:"success"}<nil>2024/04/22 18:04:25 成交单: [{Id:1713780265147 Pair:BTC-USDT MakerId:1 TakerId:2 MakerUser:2 TakerUser:2 Price:21000 Amount:1 TakerOrderSide:sell TakerOrderType:limit TakerTimeInForce:GTC Ts:1713780265147}]send sell Result:{Msg:"success"}<nil>send buy Result:{Msg:"success"}<nil>2024/04/22 18:04:26 成交单: [{Id:1713780266149 Pair:BTC-USDT MakerId:1 TakerId:2 MakerUser:2 TakerUser:2 Price:21000 Amount:1 TakerOrderSide:sell TakerOrderType:limit TakerTimeInForce:GTC Ts:1713780266149}]send sell Result:{Msg:"success"}<nil>^C2024/04/22 18:04:26 handle signal: interrupt2024/04/22 18:04:26 正在安全退出服务...2024/04/22 18:04:26 安全退出完成

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个人邮箱:xiiiew@qq.com

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一套高性能的、纯内存撮合的数字货币交易所撮合系统。

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