bbgo_origin/config/bollmaker.yaml

---
persistence:
  redis:
    host: 127.0.0.1
    port: 6379
    db: 0

# example command:
#    godotenv -f .env.local -- go run ./cmd/bbgo backtest --exchange max --sync-from 2020-11-01 --config config/grid.yaml --base-asset-baseline
backtest:
  # for testing max draw down (MDD) at 03-12
  # see here for more details
  # https://www.investopedia.com/terms/m/maximum-drawdown-mdd.asp
  startTime: "2021-08-01"
  endTime: "2021-08-30"
  symbols:
  - ETHUSDT
  account:
    balances:
      ETH: 1.0
      USDT: 20_000.0

exchangeStrategies:

- on: binance
  bollmaker:
    symbol: ETHUSDT

    # interval is how long do you want to update your order price and quantity
    interval: 1m

    # quantity is the base order quantity for your buy/sell order.
    quantity: 0.05

    # useTickerPrice use the ticker api to get the mid price instead of the closed kline price.
    # The back-test engine is kline-based, so the ticker price api is not supported.
    # Turn this on if you want to do real trading.
    useTickerPrice: false

    # spread is the price spread from the middle price.
    # For ask orders, the ask price is ((bestAsk + bestBid) / 2 * (1.0 + spread))
    # For bid orders, the bid price is ((bestAsk + bestBid) / 2 * (1.0 - spread))
    # Spread can be set by percentage or floating number. e.g., 0.1% or 0.001
    spread: 0.1%

    # minProfitSpread is the minimal order price spread from the current average cost.
    # For long position, you will only place sell order above the price (= average cost * (1 + minProfitSpread))
    # For short position, you will only place buy order below the price (= average cost * (1 - minProfitSpread))
    minProfitSpread: 0.1%

    # maxExposurePosition is the maximum position you can hold
    # +10 means you can hold 10 ETH long position by maximum
    # -10 means you can hold -10 ETH short position by maximum
    # maxExposurePosition: 3.0
    maxExposurePosition: 10

    # dynamicExposurePositionScale overrides maxExposurePosition
    # for domain,
    #   -1 means -100%, the price is on the lower band price.
    #      if the price breaks the lower band, a number less than -1 will be given.
    #   1 means 100%, the price is on the upper band price.
    #      if the price breaks the upper band, a number greater than 1 will be given, for example, 1.2 for 120%, and 1.3 for 130%.
    dynamicExposurePositionScale:
      byPercentage:
        # exp means we want to use exponential scale, you can replace "exp" with "linear" for linear scale
        exp:
          # from down to up
          domain: [ -1, 1 ]
          # when in down band, holds 1.0 by maximum
          # when in up band, holds 0.05 by maximum
          range: [ 1.0, 0.05 ]

    # DisableShort means you can don't want short position during the market making
    # THe short here means you might sell some of your existing inventory.
    disableShort: true

    # uptrendSkew, like the strongUptrendSkew, but the price is still in the default band.
    uptrendSkew: 0.8

    # downtrendSkew, like the strongDowntrendSkew, but the price is still in the default band.
    downtrendSkew: 1.2

    defaultBollinger:
      interval: "1h"
      window: 21
      bandWidth: 2.0

    # neutralBollinger is the smaller range of the bollinger band
    # If price is in this band, it usually means the price is oscillating.
    neutralBollinger:
      interval: "5m"
      window: 21
      bandWidth: 2.0

    persistence:
      type: redis