cmd

package
v1.16.3 Latest Latest
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 Go to latest Published: May 28, 2021 License: MIT Imports: 50 Imported by: 0

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Index

Constants

This section is empty.

Variables

View Source 
var BacktestCmd = &cobra.Command{
	Use:          "backtest",
	Short:        "backtest your strategies",
	SilenceUsage: true,
	RunE: func(cmd *cobra.Command, args []string) error {
		verboseCnt, err := cmd.Flags().GetCount("verbose")
		if err != nil {
			return err
		}

		configFile, err := cmd.Flags().GetString("config")
		if err != nil {
			return err
		}

		if len(configFile) == 0 {
			return errors.New("--config option is required")
		}

		wantBaseAssetBaseline, err := cmd.Flags().GetBool("base-asset-baseline")
		if err != nil {
			return err
		}

		wantSync, err := cmd.Flags().GetBool("sync")
		if err != nil {
			return err
		}

		syncOnly, err := cmd.Flags().GetBool("sync-only")
		if err != nil {
			return err
		}

		syncFromDateStr, err := cmd.Flags().GetString("sync-from")
		if err != nil {
			return err
		}

		exchangeNameStr, err := cmd.Flags().GetString("exchange")
		if err != nil {
			return err
		}

		exchangeName, err := types.ValidExchangeName(exchangeNameStr)
		if err != nil {
			return err
		}

		sourceExchange, err := cmdutil.NewExchange(exchangeName)
		if err != nil {
			return err
		}

		ctx, cancel := context.WithCancel(context.Background())
		defer cancel()

		userConfig, err := bbgo.Load(configFile, true)
		if err != nil {
			return err
		}

		if userConfig.Backtest == nil {
			return errors.New("backtest config is not defined")
		}

		now := time.Now()

		if len(userConfig.Backtest.StartTime) == 0 {
			userConfig.Backtest.StartTime = now.AddDate(0, -6, 0).Format("2006-01-02")
		}
		if len(userConfig.Backtest.EndTime) == 0 {
			userConfig.Backtest.EndTime = now.Format("2006-01-02")
		}

		if len(userConfig.CrossExchangeStrategies) > 0 {
			log.Warnf("backtest does not support CrossExchangeStrategy, strategies won't be added.")
		}

		startTime, err := userConfig.Backtest.ParseStartTime()
		if err != nil {
			return err
		}

		log.Infof("starting backtest with startTime %s", startTime.Format(time.ANSIC))

		environ := bbgo.NewEnvironment()
		if err := BootstrapBacktestEnvironment(ctx, environ, userConfig); err != nil {
			return err
		}

		if environ.DatabaseService == nil {
			return errors.New("database service is not enabled, please check your environment variables DB_DRIVER and DB_DSN")
		}

		backtestService := &service.BacktestService{DB: environ.DatabaseService.DB}
		environ.BacktestService = backtestService

		if wantSync {
			var syncFromTime = startTime

			if len(syncFromDateStr) > 0 {
				syncFromTime, err = time.Parse(types.DateFormat, syncFromDateStr)
				if err != nil {
					return err
				}

				if syncFromTime.After(startTime) {
					return fmt.Errorf("sync-from time %s can not be latter than the backtest start time %s", syncFromTime, startTime)
				}
			} else {

				syncFromTime = syncFromTime.AddDate(0, -1, 0)
				log.Infof("adjusted sync start time to %s for backward market data", syncFromTime)
			}

			log.Info("starting synchronization...")
			for _, symbol := range userConfig.Backtest.Symbols {
				if err := backtestService.Sync(ctx, sourceExchange, symbol, syncFromTime); err != nil {
					return err
				}
			}
			log.Info("synchronization done")

			var corruptCnt = 0
			for _, symbol := range userConfig.Backtest.Symbols {
				log.Infof("verifying backtesting data...")

				for interval := range types.SupportedIntervals {
					log.Infof("verifying %s %s kline data...", symbol, interval)

					klineC, errC := backtestService.QueryKLinesCh(startTime, time.Now(), sourceExchange, []string{symbol}, []types.Interval{interval})
					var emptyKLine types.KLine
					var prevKLine types.KLine
					for k := range klineC {
						if verboseCnt > 1 {
							fmt.Print(".")
						}

						if prevKLine != emptyKLine {
							if prevKLine.StartTime.Add(interval.Duration()) != k.StartTime {
								corruptCnt++
								log.Errorf("found kline data corrupted at time: %s kline: %+v", k.StartTime, k)
								log.Errorf("between %d and %d",
									prevKLine.StartTime.Unix(),
									k.StartTime.Unix())
							}
						}

						prevKLine = k
					}

					if verboseCnt > 1 {
						fmt.Println()
					}

					if err := <-errC; err != nil {
						return err
					}
				}
			}

			log.Infof("backtest verification completed")
			if corruptCnt > 0 {
				log.Errorf("found %d corruptions", corruptCnt)
			} else {
				log.Infof("found %d corruptions", corruptCnt)
			}

			if syncOnly {
				return nil
			}
		}

		backtestExchange := backtest.NewExchange(exchangeName, backtestService, userConfig.Backtest)
		environ.SetStartTime(startTime)
		environ.AddExchange(exchangeName.String(), backtestExchange)

		if err := environ.Init(ctx); err != nil {
			return err
		}

		trader := bbgo.NewTrader(environ)

		if verboseCnt == 2 {
			log.SetLevel(log.DebugLevel)
		} else if verboseCnt > 0 {
			log.SetLevel(log.InfoLevel)
		} else {

			log.SetLevel(log.ErrorLevel)
			trader.DisableLogging()
		}

		if err := trader.Configure(userConfig); err != nil {
			return err
		}

		if err := trader.Run(ctx); err != nil {
			return err
		}

		<-backtestExchange.Done()

		log.Infof("shutting down trader...")
		shutdownCtx, cancel := context.WithDeadline(ctx, time.Now().Add(10*time.Second))
		trader.Graceful.Shutdown(shutdownCtx)
		cancel()

		log.SetLevel(log.InfoLevel)
		for _, session := range environ.Sessions() {

			calculator := &pnl.AverageCostCalculator{
				TradingFeeCurrency: backtestExchange.PlatformFeeCurrency(),
			}
			for symbol, trades := range session.Trades {
				market, ok := session.Market(symbol)
				if !ok {
					return fmt.Errorf("market not found: %s", symbol)
				}

				startPrice, ok := session.StartPrice(symbol)
				if !ok {
					return fmt.Errorf("start price not found: %s", symbol)
				}

				log.Infof("%s PROFIT AND LOSS REPORT", symbol)
				log.Infof("===============================================")

				lastPrice, ok := session.LastPrice(symbol)
				if !ok {
					return fmt.Errorf("last price not found: %s", symbol)
				}

				report := calculator.Calculate(symbol, trades.Trades, lastPrice)
				report.Print()

				initBalances := userConfig.Backtest.Account.Balances.BalanceMap()
				finalBalances := session.Account.Balances()

				log.Infof("INITIAL BALANCES:")
				initBalances.Print()

				log.Infof("FINAL BALANCES:")
				finalBalances.Print()

				if wantBaseAssetBaseline {
					initBaseAsset := inBaseAsset(initBalances, market, startPrice)
					finalBaseAsset := inBaseAsset(finalBalances, market, lastPrice)
					log.Infof("INITIAL ASSET ~= %s %s (1 %s = %f)", market.FormatQuantity(initBaseAsset), market.BaseCurrency, market.BaseCurrency, startPrice)
					log.Infof("FINAL ASSET ~= %s %s (1 %s = %f)", market.FormatQuantity(finalBaseAsset), market.BaseCurrency, market.BaseCurrency, lastPrice)

					log.Infof("%s BASE ASSET PERFORMANCE: %.2f%% (= (%.2f - %.2f) / %.2f)", market.BaseCurrency, (finalBaseAsset-initBaseAsset)/initBaseAsset*100.0, finalBaseAsset, initBaseAsset, initBaseAsset)
					log.Infof("%s PERFORMANCE: %.2f%% (= (%.2f - %.2f) / %.2f)", market.BaseCurrency, (lastPrice-startPrice)/startPrice*100.0, lastPrice, startPrice, startPrice)
				}
			}
		}

		return nil
	},
}
View Source 
var BuildCmd = &cobra.Command{
	Use:   "build",
	Short: "build cross-platform binary",

	SilenceUsage: true,

	RunE: func(cmd *cobra.Command, args []string) error {
		ctx, cancel := context.WithCancel(context.Background())
		defer cancel()

		configFile, err := cmd.Flags().GetString("config")
		if err != nil {
			return err
		}

		if len(configFile) == 0 {
			return errors.New("--config option is required")
		}

		userConfig, err := bbgo.LoadBuildConfig(configFile)
		if err != nil {
			return err
		}

		if userConfig.Build == nil {
			return errors.New("build config is not defined")
		}

		for _, target := range userConfig.Build.Targets {
			log.Infof("building %s ...", target.Name)

			binary, err := bbgo.BuildTarget(ctx, userConfig, target)
			if err != nil {
				return err
			}

			log.Infof("build succeeded: %s", binary)
		}

		return nil
	},
}
View Source 
var CancelCmd = &cobra.Command{
	Use:   "cancel",
	Short: "cancel orders",
	Long:  "this command can cancel orders from exchange",

	SilenceUsage: true,

	RunE: func(cmd *cobra.Command, args []string) error {
		ctx, cancel := context.WithCancel(context.Background())
		defer cancel()

		symbol, err := cmd.Flags().GetString("symbol")
		if err != nil {
			return err
		}

		groupID, err := cmd.Flags().GetInt64("group-id")
		if err != nil {
			return err
		}

		all, err := cmd.Flags().GetBool("all")
		if err != nil {
			return err
		}

		configFile, err := cmd.Flags().GetString("config")
		if err != nil {
			return err
		}

		if len(configFile) == 0 {
			return errors.New("--config option is required")
		}

		userConfig, err := bbgo.Load(configFile, false)
		if err != nil {
			return err
		}

		environ := bbgo.NewEnvironment()
		if err := environ.ConfigureDatabase(ctx); err != nil {
			return err
		}

		if err := environ.ConfigureExchangeSessions(userConfig); err != nil {
			return err
		}

		if userConfig.Persistence != nil {
			if err := environ.ConfigurePersistence(userConfig.Persistence); err != nil {
				return err
			}
		}

		var sessions = environ.Sessions()

		if n, err := cmd.Flags().GetString("session"); err == nil && len(n) > 0 {
			ses, ok := sessions[n]
			if !ok {
				return fmt.Errorf("session %s not found", n)
			}

			sessions = map[string]*bbgo.ExchangeSession{n: ses}
		}

		for sessionID, session := range sessions {
			var log = logrus.WithField("session", sessionID)

			e, ok := session.Exchange.(advancedOrderCancelApi)
			if ok {
				if all {
					log.Infof("canceling all orders")

					orders, err := e.CancelAllOrders(ctx)
					if err != nil {
						return err
					}

					for _, o := range orders {
						log.Info("CANCELED ", o.String())
					}
				} else if groupID > 0 {
					log.Infof("canceling orders by group id: %d", groupID)

					orders, err := e.CancelOrdersByGroupID(ctx, groupID)
					if err != nil {
						return err
					}

					for _, o := range orders {
						log.Info("CANCELED ", o.String())
					}
				} else if len(symbol) > 0 {
					log.Infof("canceling orders by symbol: %s", symbol)

					orders, err := e.CancelOrdersBySymbol(ctx, symbol)
					if err != nil {
						return err
					}

					for _, o := range orders {
						log.Info("CANCELED ", o.String())
					}
				}
			} else if len(symbol) > 0 {
				openOrders, err := session.Exchange.QueryOpenOrders(ctx, symbol)
				if err != nil {
					return err
				}

				if err := session.Exchange.CancelOrders(ctx, openOrders...); err != nil {
					return err
				}
			} else {
				log.Error("unsupported operation")
			}
		}

		return nil
	},
}
View Source 
var PnLCmd = &cobra.Command{
	Use:          "pnl",
	Short:        "pnl calculator",
	SilenceUsage: true,
	RunE: func(cmd *cobra.Command, args []string) error {
		ctx := context.Background()

		configFile, err := cmd.Flags().GetString("config")
		if err != nil {
			return err
		}

		if len(configFile) == 0 {
			return errors.New("--config option is required")
		}

		if _, err := os.Stat(configFile); os.IsNotExist(err) {
			return err
		}

		userConfig, err := bbgo.Load(configFile, false)
		if err != nil {
			return err
		}

		sessionName, err := cmd.Flags().GetString("session")
		if err != nil {
			return err
		}

		symbol, err := cmd.Flags().GetString("symbol")
		if err != nil {
			return err
		}

		if len(symbol) == 0 {
			return errors.New("--symbol [SYMBOL] is required")
		}

		limit, err := cmd.Flags().GetInt("limit")
		if err != nil {
			return err
		}

		environ := bbgo.NewEnvironment()

		if err := environ.ConfigureDatabase(ctx); err != nil {
			return err
		}

		if err := environ.ConfigureExchangeSessions(userConfig); err != nil {
			return err
		}

		session, ok := environ.Session(sessionName)
		if !ok {
			return fmt.Errorf("session %s not found", sessionName)
		}

		if err := environ.SyncSession(ctx, session); err != nil {
			return err
		}

		exchange := session.Exchange

		market, ok := session.Market(symbol)
		if !ok {
			return fmt.Errorf("market config %s not found", symbol)
		}

		since := time.Now().AddDate(-1, 0, 0)
		until := time.Now()

		includeTransfer, err := cmd.Flags().GetBool("include-transfer")
		if err != nil {
			return err
		}

		if includeTransfer {
			transferService, ok := exchange.(types.ExchangeTransferService)
			if !ok {
				return fmt.Errorf("session exchange %s does not implement transfer service", sessionName)
			}

			deposits, err := transferService.QueryDepositHistory(ctx, market.BaseCurrency, since, until)
			if err != nil {
				return err
			}
			_ = deposits

			withdrawals, err := transferService.QueryWithdrawHistory(ctx, market.BaseCurrency, since, until)
			if err != nil {
				return err
			}
			_ = withdrawals

			backtestService := &service.BacktestService{DB: environ.DatabaseService.DB}
			if err := backtestService.SyncKLineByInterval(ctx, exchange, symbol, types.Interval1d, since, until); err != nil {
				return err
			}
		}

		var trades []types.Trade
		tradingFeeCurrency := exchange.PlatformFeeCurrency()
		if strings.HasPrefix(symbol, tradingFeeCurrency) {
			log.Infof("loading all trading fee currency related trades: %s", symbol)
			trades, err = environ.TradeService.QueryForTradingFeeCurrency(exchange.Name(), symbol, tradingFeeCurrency)
		} else {
			trades, err = environ.TradeService.Query(service.QueryTradesOptions{
				Exchange: exchange.Name(),
				Symbol:   symbol,
				Limit:    limit,
			})
		}

		if err != nil {
			return err
		}

		log.Infof("%d trades loaded", len(trades))

		stockManager := &accounting.StockDistribution{
			Symbol:             symbol,
			TradingFeeCurrency: tradingFeeCurrency,
		}

		checkpoints, err := stockManager.AddTrades(trades)
		if err != nil {
			return err
		}

		log.Infof("found checkpoints: %+v", checkpoints)
		log.Infof("stock: %f", stockManager.Stocks.Quantity())

		tickers, err := exchange.QueryTickers(ctx, symbol)

		if err != nil {
			return err
		}

		currentTick, ok := tickers[symbol]

		if !ok {
			return errors.New("no ticker data for current price")
		}

		currentPrice := currentTick.Last

		calculator := &pnl.AverageCostCalculator{
			TradingFeeCurrency: tradingFeeCurrency,
		}

		report := calculator.Calculate(symbol, trades, currentPrice)
		report.Print()
		return nil
	},
}
View Source 
var RootCmd = &cobra.Command{
	Use:   "bbgo",
	Short: "bbgo is a crypto trading bot",

	SilenceUsage: true,

	PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
		disableDotEnv, err := cmd.Flags().GetBool("no-dotenv")
		if err != nil {
			return err
		}

		if !disableDotEnv {
			dotenvFile, err := cmd.Flags().GetString("dotenv")
			if err != nil {
				return err
			}

			if _, err := os.Stat(dotenvFile); err == nil {
				if err := godotenv.Load(dotenvFile); err != nil {
					return errors.Wrap(err, "error loading dotenv file")
				}
			}
		}

		configFile, err := cmd.Flags().GetString("config")
		if err != nil {
			return errors.Wrapf(err, "failed to get the config flag")
		}

		if len(configFile) > 0 {

			if _, err := os.Stat(configFile); err == nil {

				userConfig, err = bbgo.Load(configFile, false)
				if err != nil {
					return errors.Wrapf(err, "can not load config file: %s", configFile)
				}

			} else if os.IsNotExist(err) {

				userConfig = &bbgo.Config{}
			} else {

				return errors.Wrapf(err, "config file load error: %s", configFile)
			}
		}

		return nil
	},

	RunE: func(cmd *cobra.Command, args []string) error {
		return nil
	},
}
View Source 
var RunCmd = &cobra.Command{
	Use:   "run",
	Short: "run strategies from config file",

	SilenceUsage: true,
	RunE:         run,
}
View Source 
var SyncCmd = &cobra.Command{
	Use:          "sync",
	Short:        "sync trades, orders",
	SilenceUsage: true,
	RunE: func(cmd *cobra.Command, args []string) error {
		ctx := context.Background()

		configFile, err := cmd.Flags().GetString("config")
		if err != nil {
			return err
		}

		if len(configFile) == 0 {
			return errors.New("--config option is required")
		}

		if _, err := os.Stat(configFile); os.IsNotExist(err) {
			return err
		}

		userConfig, err := bbgo.Load(configFile, false)
		if err != nil {
			return err
		}

		since, err := cmd.Flags().GetString("since")
		if err != nil {
			return err
		}

		environ := bbgo.NewEnvironment()
		if err := environ.ConfigureDatabase(ctx); err != nil {
			return err
		}

		if err := environ.ConfigureExchangeSessions(userConfig); err != nil {
			return err
		}

		var (
			// default sync start time
			startTime = time.Now().AddDate(-1, 0, 0)
		)

		if len(since) > 0 {
			loc, err := time.LoadLocation("Local")
			if err != nil {
				return err
			}

			startTime, err = time.ParseInLocation("2006-01-02", since, loc)
			if err != nil {
				return err
			}
		}

		sessionName, err := cmd.Flags().GetString("session")
		if err != nil {
			return err
		}

		symbol, err := cmd.Flags().GetString("symbol")
		if err != nil {
			return err
		}

		environ.SetSyncStartTime(startTime)

		var defaultSymbols []string
		if len(symbol) > 0 {
			defaultSymbols = []string{symbol}
		}

		var selectedSessions []string

		if len(sessionName) > 0 {
			selectedSessions = []string{sessionName}
		}

		sessions := environ.SelectSessions(selectedSessions...)
		for _, session := range sessions {
			if err := environ.SyncSession(ctx, session, defaultSymbols...); err != nil {
				return err
			}

			log.Infof("exchange session %s synchronization done", session.Name)
		}

		return nil
	},
}
View Source 
var TransferHistoryCmd = &cobra.Command{
	Use:   "transfer-history",
	Short: "show transfer history",

	SilenceUsage: true,
	RunE: func(cmd *cobra.Command, args []string) error {
		ctx := context.Background()

		configFile, err := cmd.Flags().GetString("config")
		if err != nil {
			return err
		}

		userConfig, err := bbgo.Load(configFile, false)
		if err != nil {
			return err
		}

		environ := bbgo.NewEnvironment()
		if err := BootstrapEnvironment(ctx, environ, userConfig); err != nil {
			return err
		}

		sessionName, err := cmd.Flags().GetString("session")
		if err != nil {
			return err
		}

		asset, err := cmd.Flags().GetString("asset")
		if err != nil {
			return err
		}

		session, ok := environ.Session(sessionName)
		if !ok {
			return fmt.Errorf("session %s not found", sessionName)
		}

		// default
		var now = time.Now()
		var since = now.AddDate(-1, 0, 0)
		var until = now

		sinceStr, err := cmd.Flags().GetString("since")
		if err != nil {
			return err
		}

		if len(sinceStr) > 0 {
			loc, err := time.LoadLocation("Asia/Taipei")
			if err != nil {
				return err
			}

			since, err = time.ParseInLocation("2006-01-02", sinceStr, loc)
			if err != nil {
				return err
			}
		}

		var records timeSlice

		exchange, ok := session.Exchange.(types.ExchangeTransferService)
		if !ok {
			return fmt.Errorf("exchange session %s does not implement transfer service", sessionName)
		}

		deposits, err := exchange.QueryDepositHistory(ctx, asset, since, until)
		if err != nil {
			return err
		}
		for _, d := range deposits {
			records = append(records, timeRecord{
				Record: d,
				Time:   d.EffectiveTime(),
			})
		}

		withdraws, err := exchange.QueryWithdrawHistory(ctx, asset, since, until)
		if err != nil {
			return err
		}
		for _, w := range withdraws {
			records = append(records, timeRecord{
				Record: w,
				Time:   w.EffectiveTime(),
			})
		}

		sort.Sort(records)

		for _, record := range records {
			switch record := record.Record.(type) {

			case types.Deposit:
				logrus.Infof("%s: <--- DEPOSIT %f %s [%s]", record.Time, record.Amount, record.Asset, record.Status)

			case types.Withdraw:
				logrus.Infof("%s: ---> WITHDRAW %f %s  [%s]", record.ApplyTime, record.Amount, record.Asset, record.Status)

			default:
				logrus.Infof("unknown record: %+v", record)

			}
		}

		stats := calBaselineStats(asset, deposits, withdraws)
		for asset, quantity := range stats.TotalDeposit {
			logrus.Infof("total %s deposit: %f", asset, quantity)
		}

		for asset, quantity := range stats.TotalWithdraw {
			logrus.Infof("total %s withdraw: %f", asset, quantity)
		}

		for asset, quantity := range stats.BaselineBalance {
			logrus.Infof("baseline %s balance: %f", asset, quantity)
		}

		return nil
	},
}
View Source 
var VersionCmd = &cobra.Command{
	Use:          "version",
	Short:        "show version name",
	SilenceUsage: true,
	Run: func(cmd *cobra.Command, args []string) {
		fmt.Println(version.Version)
	},
}

Functions

func BootstrapBacktestEnvironment 

func BootstrapBacktestEnvironment(ctx context.Context, environ *bbgo.Environment, userConfig *bbgo.Config) error

func BootstrapEnvironment 

func BootstrapEnvironment(ctx context.Context, environ *bbgo.Environment, userConfig *bbgo.Config) error

func Execute 

func Execute()

Types

type BaselineStats 

type BaselineStats struct {
	Asset           string
	TotalDeposit    map[string]float64
	TotalWithdraw   map[string]float64
	BaselineBalance map[string]float64
}

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