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@ -4,203 +4,36 @@ import (
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"context" |
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"fmt" |
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"io" |
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"runtime" |
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"sig-pub/api/pb" |
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"sig-pub/pkg/aside" |
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"sig-pub/pkg/data" |
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"sig-pub/pkg/storage/kvrocks" |
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"sig-pub/pkg/types" |
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"sig-pub/pkg/utils/collect" |
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"sig-pub/pkg/utils/times" |
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"sig-pub/pkg/zlog" |
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"sync" |
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"sync/atomic" |
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"time" |
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"google.golang.org/grpc" |
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) |
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type ExchangeGrpcServer struct { |
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pb.UnimplementedExchangeServiceServer |
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exchangeMap map[types.Exchange]*Exchange |
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tradeInstanceAside *aside.TradeInstanceAside |
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exchangeDataService *ExchangeDataService |
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kvdb *kvrocks.KVRocksDB |
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exchangeService *ExchangeService |
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klineStreamId int64 |
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klineStreamId int64 |
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klinePublisher *Publisher[int64, grpc.BidiStreamingServer[pb.ReqStreamSubscribeKline, pb.RspStreamSubscribeKline]] |
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klineSubscriber *Publisher[int64, grpc.BidiStreamingServer[pb.ReqStreamSubscribeKline, pb.RspStreamSubscribeKline]] |
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} |
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// exchanges: 支持的数据源交易所
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func NewExchangeGrpcServer( |
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tradeInstanceAside *aside.TradeInstanceAside, |
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exchangeDataService *ExchangeDataService, |
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kvdb *kvrocks.KVRocksDB, |
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exchanges ...*Exchange, |
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) *ExchangeGrpcServer { |
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exchangeMap := make(map[types.Exchange]*Exchange) |
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for _, exchange := range exchanges { |
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exchangeMap[exchange.ExType] = exchange |
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} |
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func NewExchangeGrpcServer(exchangeService *ExchangeService) *ExchangeGrpcServer { |
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return &ExchangeGrpcServer{ |
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exchangeMap: exchangeMap, |
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tradeInstanceAside: tradeInstanceAside, |
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exchangeDataService: exchangeDataService, |
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kvdb: kvdb, |
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klinePublisher: NewPublisher[int64, grpc.BidiStreamingServer[pb.ReqStreamSubscribeKline, pb.RspStreamSubscribeKline]](16), |
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exchangeService: exchangeService, |
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} |
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} |
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func (svc *ExchangeGrpcServer) Init() (err error) { |
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svc.subscribeExchanges() |
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func (svr *ExchangeGrpcServer) Init() (err error) { |
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svr.klineSubscriber = svr.exchangeService.GetKlineSubscriber() |
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return |
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} |
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// 订阅交易所推送行情
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func (svc *ExchangeGrpcServer) subscribeExchanges() { |
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// consumerKline
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// 交易所订阅交易产品
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for _, exchange := range svc.exchangeMap { |
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go func(exchange *Exchange) { |
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// get exchange trade instances
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insts, err := svc.tradeInstanceAside.ListExchangeTradeInstance(context.Background(), exchange.ExType) |
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if err != nil { |
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zlog.Error(err) |
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return |
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} |
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var exchangeInstIds []string |
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var processingInsts []types.TradeInstance |
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for _, inst := range insts { |
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exchangeInstIds = append(exchangeInstIds, inst.ExchangeInstId) |
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tradeInst := &types.TradeInstance{ |
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InstId: inst.InstId, |
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Status: inst.Status, |
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PriceSz: 0, |
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QuantitySz: 0, |
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ExchangeInstId: inst.ExchangeInstId, |
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Exchange: exchange.ExType, |
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} |
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exchange.Insts.Store(inst.ExchangeInstId, &ExchangeTradeInstance{ |
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Inst: tradeInst, |
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Status: 0, |
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LiveMarkTs: 0, |
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LiveKMarkTs: make(map[types.Interval]int64), |
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HistoryMarkTs: make(map[types.Interval]int64), |
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}) |
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// 待初始化币种数据
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if inst.Status == data.StatusProcessing { |
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processingInsts = append(processingInsts, *tradeInst) |
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} |
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} |
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// instIds := []string{"BTC-USDT", "DOGE-USDT-SWAP"}
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err = exchange.Subscriber.SubscribeKline(exchangeInstIds...) |
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if err != nil { |
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zlog.Error(err) |
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return |
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} |
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go func() { |
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c := exchange.Subscriber.ConsumerKline() |
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svc.consumerKline(exchange, c) |
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// todo subscribe books 订单簿
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zlog.Infof("unsubscribe exchange: %s", exchange.ExType) |
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}() |
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// 初始化k线数据
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go svc.initialKlines(exchange, processingInsts) |
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}(exchange) |
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} |
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} |
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// consumerKline 消费交易所k线数据
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func (svc *ExchangeGrpcServer) consumerKline(exchange *Exchange, c <-chan *types.ChannelKline) { |
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exchangeType := exchange.ExType |
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for { |
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channelK, ok := <-c |
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if !ok { |
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return |
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} |
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// 交易所 instid 转 sig-instid
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var exInst *types.TradeInstance |
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if inst, ok := exchange.Insts.Load(channelK.ExgInstId); ok && inst != nil { |
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exInst = inst.Inst |
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// 标记交易产品开始订阅k线时间
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if len(channelK.Klines) > 0 { |
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kline := collect.MustMax(channelK.Klines, func(k *types.Kline) int64 { return k.Ts }) |
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if inst.GetLiveMarkTs(kline.Interval) == 0 { |
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inst.SetLiveMarkTs(kline.Interval, kline.Ts) |
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} |
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} |
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// confirmKlines := collect.Filter(channelK.Klines, func(_ int, k *types.Kline) bool { return k.Confirm })
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} else { |
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zlog.Errorf("unknown exchange instId: %v, %s", channelK.Exchange, channelK.ExgInstId) |
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continue |
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} |
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// publish to subscribers
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pubMsgMap := make(map[string]*pb.StreamKline) |
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// instId := channelK.InstId
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pbExType, err := channelK.Exchange.Exchange2PB() |
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if err != nil { |
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zlog.Error(err) |
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continue |
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} |
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var confirmKlines []*types.Kline |
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for _, kline := range channelK.Klines { |
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// zlog.Infof("recv kline: %#v", kline)
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confirm := 0 |
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if kline.Confirm { |
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confirm = 1 |
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confirmKlines = append(confirmKlines, kline) |
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} |
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pubKey := fmt.Sprintf("/kline/%s/%s/%s/%d", exchangeType, exInst.InstId, kline.Interval, confirm) |
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// todo 优化没有订阅者就跳过
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msg, ok := pubMsgMap[pubKey] |
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if !ok { |
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msg = new(pb.StreamKline) |
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msg.InstId = exInst.InstId |
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msg.Exchange = pbExType |
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pubMsgMap[pubKey] = msg |
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} |
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pbk := kline.ToPBKline() |
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msg.Klines = append(msg.Klines, pbk) |
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} |
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// tsdb storage
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if len(confirmKlines) > 0 { |
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// todo 异步处理
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err := svc.exchangeDataService.SaveKlines(*exInst, confirmKlines) |
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if err != nil { |
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zlog.Errorf("kline save to tsdb error: ", err) |
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} |
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} |
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for pubKey, msg := range pubMsgMap { |
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if len(msg.Klines) == 0 { |
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continue |
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} |
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subs := svc.klinePublisher.Publisher(pubKey) |
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for _, sub := range subs { |
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if err := sub.Send(&pb.RspStreamSubscribeKline{Kline: msg}); err != nil { |
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zlog.Error(err) |
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} |
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} |
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} |
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} |
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} |
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// SubscribeKline 订阅k线stream
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func (svc *ExchangeGrpcServer) SubscribeKline(stream grpc.BidiStreamingServer[pb.ReqStreamSubscribeKline, pb.RspStreamSubscribeKline]) (err0 error) { |
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streamId := atomic.AddInt64(&svc.klineStreamId, 1) |
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func (svr *ExchangeGrpcServer) SubscribeKline(stream grpc.BidiStreamingServer[pb.ReqStreamSubscribeKline, pb.RspStreamSubscribeKline]) (err0 error) { |
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streamId := atomic.AddInt64(&svr.klineStreamId, 1) |
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// subKey = /kline/exchange/instId/interval/confirm
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// 接收消息的goroutine
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@ -228,17 +61,17 @@ func (svc *ExchangeGrpcServer) SubscribeKline(stream grpc.BidiStreamingServer[pb
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select { |
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case <-stream.Context().Done(): |
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// 客户端断开连接
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svc.klinePublisher.UnsubscribeAll(streamId) |
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svr.klineSubscriber.UnsubscribeAll(streamId) |
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return stream.Context().Err() |
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case msg, ok := <-recvChan: |
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if !ok { |
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// 接收通道关闭，结束流
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svc.klinePublisher.UnsubscribeAll(streamId) |
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svr.klineSubscriber.UnsubscribeAll(streamId) |
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return |
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} |
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if msg.SubType == pb.SubscribeType_UnsubscribeAll { |
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svc.klinePublisher.UnsubscribeAll(streamId) |
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svr.klineSubscriber.UnsubscribeAll(streamId) |
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continue |
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} |
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for _, exchange := range msg.Exchanges { |
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@ -253,9 +86,9 @@ func (svc *ExchangeGrpcServer) SubscribeKline(stream grpc.BidiStreamingServer[pb
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zlog.Infof("stream: %d sub: %s", streamId, subKey) |
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switch msg.SubType { |
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case pb.SubscribeType_Subscribe: |
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svc.klinePublisher.Subscribe(subKey, streamId, stream) |
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svr.klineSubscriber.Subscribe(subKey, streamId, stream) |
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case pb.SubscribeType_Unsubscribe: |
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svc.klinePublisher.Unsubscribe(subKey, streamId) |
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svr.klineSubscriber.Unsubscribe(subKey, streamId) |
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} |
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} |
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} |
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@ -263,261 +96,21 @@ func (svc *ExchangeGrpcServer) SubscribeKline(stream grpc.BidiStreamingServer[pb
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} |
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} |
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} |
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// for {
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// select {
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// case <-ctx.Done():
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// // 客户端断开连接
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// // log.Printf("Client disconnected from topic: %s", topic)
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// return
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// default:
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// // 模拟事件生成
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// event := &pb.SubscribeKlineStreamRsp{
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// Kline: &pb.StreamKline{
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// InstId: "DOGE/USDT",
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// Exchange: pb.Exchange_OKX,
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// Klines: []*pb.Kline{
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// {
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// Ts: time.Now().Unix(),
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// },
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// },
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// },
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// }
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// // 推送事件
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// if err := streamRsp.Send(event); err != nil {
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// log.Printf("Failed to send event to client: %v", err)
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// return err
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// }
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// // 模拟事件间隔
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// time.Sleep(2 * time.Second)
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// }
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// }
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} |
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const ( |
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KlineBefore0 int64 = 1672502400000 // k线开始数据 2023-01-01 00:00:00 GMT+8
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HistoryKlineTsKey string = "history-kline-ts:%s:%s:%s" // exchange:sig-instid:interval
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) |
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type fetchKlineTask struct { |
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inst types.TradeInstance |
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interval types.Interval |
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afterTs int64 |
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beforeTs int64 |
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times int32 // 重试次数
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} |
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func (t fetchKlineTask) logKey() string { |
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return fmt.Sprintf("%s:%s:%s:%d:%d", t.inst.Exchange, t.inst.InstId, t.interval, t.beforeTs, t.afterTs) |
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} |
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// initialKline 初始化交易产品历史k线数据
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func (svc *ExchangeGrpcServer) initialKlines(exchange *Exchange, insts []types.TradeInstance) { |
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// 记录成功和失败的交易产品
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var success, failed []types.TradeInstance |
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for _, inst := range insts { |
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err := svc.initialTradeInstanceKlines(exchange, inst) |
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if err != nil { |
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zlog.Errorf("initial fetch trade instance error: %s(%s), err=%v", inst.InstId, inst.Exchange, err) |
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failed = append(failed, inst) |
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} else { |
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success = append(success, inst) |
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} |
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} |
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zlog.Infof("%d insts initial finished, success %d, failed %d", len(insts), len(success), len(failed)) |
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} |
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var ( |
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SingleTaskMaxFailTimes int32 = 10 |
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) |
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// initTradeInstanceKlines 初始化交易产品历史k线数据
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func (svc *ExchangeGrpcServer) initialTradeInstanceKlines(exchange *Exchange, inst types.TradeInstance) (err error) { |
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// 并发数
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concurrent := max(8, runtime.NumCPU()*2) |
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// 任务 channel
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taskCh := make(chan fetchKlineTask, concurrent) |
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retryTaskCh := make(chan fetchKlineTask, concurrent) |
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// 发布任务数, 成功任务数, 失败任务次数
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var pubTasks, subTasks, failTasks atomic.Int32 |
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var pubTaskDone atomic.Bool // 所有任务已发布
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var historyMarkTs = make(map[types.Interval]int64) // 已初始化最后k线时间戳
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|
var historyMarkTsMu sync.Mutex |
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ctx, cancel := context.WithCancel(context.Background()) |
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|
defer func() { |
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|
if err != nil { |
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return |
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} |
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|
for interval, ts := range historyMarkTs { |
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tsKey := fmt.Sprintf(HistoryKlineTsKey, inst.Exchange, inst.InstId, interval) |
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if ex := svc.kvdb.SetI64(context.Background(), tsKey, ts); ex != nil { |
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zlog.Errorf("history mark inititaled ts error: key=%s, ts=%d", tsKey, ts) |
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} |
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} |
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}() |
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go func() { |
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defer func() { |
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pubTaskDone.Store(true) |
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// 无任务处理
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if subTasks.Load() == 0 { |
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cancel() |
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} |
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zlog.Infof("trade instance initial kline %s(%s), pub %d fetch tasks", inst.InstId, inst.Exchange, pubTasks.Load()) |
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}() |
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// for interval, intervalAdder := range types.SupportedIntervals {
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interval := types.Interval1d |
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intervalAdder := types.SupportedIntervals[interval] |
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// history 未补全前, history写 kvdb ts mark, 补全后 ws live 写 ts mark
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tsKey := fmt.Sprintf(HistoryKlineTsKey, inst.Exchange, inst.InstId, interval) |
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beforeTs, ex := svc.kvdb.GetI64(context.Background(), tsKey) |
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if ex != nil { |
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err = ex |
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zlog.Error(err) |
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cancel() |
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return |
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} |
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|
if beforeTs == 0 { |
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beforeTs = intervalAdder(KlineBefore0, -1) |
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} |
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for { |
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// 对比 ws 获取的实时k线
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exchangeInst, ok := exchange.Insts.Load(inst.ExchangeInstId) |
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if !ok { |
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err = fmt.Errorf("not load exchange trade instance: %s", inst.ExchangeInstId) |
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cancel() |
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|
return |
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} |
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|
// 订阅完成
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|
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if exchangeInst.LiveMarkTs != 0 && beforeTs >= exchangeInst.LiveMarkTs { |
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|
// history status -> ok
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|
|
break |
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} |
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|
if beforeTs > time.Now().UnixMilli() { |
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|
|
if exchangeInst.LiveMarkTs != 0 { |
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|
// history status -> ok
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|
} else { |
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|
|
// live status -> not ok
|
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|
|
} |
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|
|
break |
|
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} |
|
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|
|
afterTs := intervalAdder(beforeTs, 101) |
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task := fetchKlineTask{ |
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|
|
inst: inst, |
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|
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interval: interval, |
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|
|
afterTs: afterTs, |
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|
beforeTs: beforeTs, |
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|
|
times: 0, |
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|
} |
|
|
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|
|
// 发布任务
|
|
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|
|
select { |
|
|
|
|
case taskCh <- task: |
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|
|
pubTasks.Add(1) |
|
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|
|
case <-ctx.Done(): |
|
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|
|
return |
|
|
|
|
} |
|
|
|
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|
|
|
|
|
beforeTs = intervalAdder(afterTs, -1) |
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|
|
} |
|
|
|
|
}() |
|
|
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|
|
// 任务消费器 8协程并行
|
|
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|
|
wg := new(sync.WaitGroup) |
|
|
|
|
for range concurrent { |
|
|
|
|
wg.Add(1) |
|
|
|
|
go func() { |
|
|
|
|
defer wg.Done() |
|
|
|
|
|
|
|
|
|
var task fetchKlineTask |
|
|
|
|
for { |
|
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|
|
select { |
|
|
|
|
case <-ctx.Done(): |
|
|
|
|
return |
|
|
|
|
case task = <-taskCh: |
|
|
|
|
case task = <-retryTaskCh: |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
if task.times > 0 { |
|
|
|
|
zlog.Infof("retry fetch history kline task %d times: task -> %s", task.times, task.logKey()) |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
if lastKlineTs, ex := svc.fetchTaskKlines(exchange, task); ex != nil { |
|
|
|
|
failTasks.Add(1) |
|
|
|
|
if task.times >= SingleTaskMaxFailTimes { |
|
|
|
|
err = fmt.Errorf("task failed to many times %d, key: %s, err: %v", task.times, task.logKey(), ex) |
|
|
|
|
cancel() |
|
|
|
|
return |
|
|
|
|
} |
|
|
|
|
// retry task
|
|
|
|
|
task.times++ |
|
|
|
|
select { |
|
|
|
|
case retryTaskCh <- task: |
|
|
|
|
case <-ctx.Done(): |
|
|
|
|
return |
|
|
|
|
} |
|
|
|
|
} else { |
|
|
|
|
// 周期任务最后kline时间
|
|
|
|
|
if lastKlineTs != 0 { |
|
|
|
|
historyMarkTsMu.Lock() |
|
|
|
|
if ts, ok := historyMarkTs[task.interval]; ok { |
|
|
|
|
if lastKlineTs > ts { |
|
|
|
|
historyMarkTs[task.interval] = lastKlineTs |
|
|
|
|
} |
|
|
|
|
} else { |
|
|
|
|
historyMarkTs[task.interval] = lastKlineTs |
|
|
|
|
} |
|
|
|
|
historyMarkTsMu.Unlock() |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
zlog.Debugf("trade instance initial kline tasks processing: %s(%s), pub %d, sub %d, fail %d", inst.InstId, inst.Exchange, pubTasks.Load(), subTasks.Load(), failTasks.Load()) |
|
|
|
|
// 任务都已执行成功结束
|
|
|
|
|
subs := subTasks.Add(1) |
|
|
|
|
if pubTaskDone.Load() && subs >= pubTasks.Load() { |
|
|
|
|
zlog.Infof("trade instance initial kline tasks success finished, %s(%s), pub %d, sub %d, fail %d", inst.InstId, inst.Exchange, pubTasks.Load(), subTasks.Load(), failTasks.Load()) |
|
|
|
|
cancel() |
|
|
|
|
return |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
}() |
|
|
|
|
} |
|
|
|
|
wg.Wait() |
|
|
|
|
return |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
func (svc *ExchangeGrpcServer) fetchTaskKlines(exchange *Exchange, task fetchKlineTask) (lastKlineTs int64, err error) { |
|
|
|
|
interval, afterTs, beforeTs := task.interval, task.afterTs, task.beforeTs |
|
|
|
|
klines, err := exchange.Fetcher.FetchHistoryKlines(context.Background(), task.inst.ExchangeInstId, interval, afterTs, beforeTs) |
|
|
|
|
// 获取支持的交易所列表
|
|
|
|
|
func (svr *ExchangeGrpcServer) Exchanges(ctx context.Context, req *pb.ReqExchanges) (rsp *pb.RspExchanges, err error) { |
|
|
|
|
exchanges, err := svr.exchangeService.Exchanges() |
|
|
|
|
if err != nil { |
|
|
|
|
zlog.Errorf("fetch history kline task error: task -> %s, err -> %v", task.logKey(), err) |
|
|
|
|
return |
|
|
|
|
} |
|
|
|
|
if len(klines) == 0 { |
|
|
|
|
return |
|
|
|
|
} |
|
|
|
|
return &pb.RspExchanges{Exchanges: exchanges}, nil |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
loc, _ := time.LoadLocation("Asia/Shanghai") |
|
|
|
|
|
|
|
|
|
sts, ets := klines[0].Ts, klines[len(klines)-1].Ts |
|
|
|
|
lastKlineTs = max(sts, ets) |
|
|
|
|
ss := time.UnixMilli(sts).In(loc).Format(times.FORMAT_DATE) |
|
|
|
|
ee := time.UnixMilli(ets).In(loc).Format(times.FORMAT_DATE) |
|
|
|
|
zlog.Infof("fetch interval %s %d~%d klines: ret=%d~%d, %d klines, %s~%s", interval, beforeTs, afterTs, ets, sts, len(klines), ee, ss) |
|
|
|
|
|
|
|
|
|
// store to tsdb
|
|
|
|
|
err = svc.exchangeDataService.SaveKlines(task.inst, klines) |
|
|
|
|
func (svr *ExchangeGrpcServer) ExchangeInstanceState(ctx context.Context, req *pb.ReqExchangeInstanceState) (rsp *pb.RspExchangeInstanceState, err error) { |
|
|
|
|
states, err := svr.exchangeService.ExchangeInstanceState(req.AllExchange, req.Exchanges, req.Insts) |
|
|
|
|
if err != nil { |
|
|
|
|
zlog.Errorf("save history klines to tsdb error: task -> %s, err -> %v", task.logKey(), err) |
|
|
|
|
return |
|
|
|
|
} |
|
|
|
|
return |
|
|
|
|
return &pb.RspExchangeInstanceState{InstsState: states}, nil |
|
|
|
|
} |
|
|
|
|
|
