diff --git a/ABIs/ERC20.abi b/ABIs/ERC20.abi new file mode 100644 index 0000000..668d697 --- /dev/null +++ b/ABIs/ERC20.abi @@ -0,0 +1,222 @@ +[ + { + "constant": true, + "inputs": [], + "name": "name", + "outputs": [ + { + "name": "", + "type": "string" + } + ], + "payable": false, + "stateMutability": "view", + "type": "function" + }, + { + "constant": false, + "inputs": [ + { + "name": "_spender", + "type": "address" + }, + { + "name": "_value", + "type": "uint256" + } + ], + "name": "approve", + "outputs": [ + { + "name": "", + "type": "bool" + } + ], + "payable": false, + "stateMutability": "nonpayable", + "type": "function" + }, + { + "constant": true, + "inputs": [], + "name": "totalSupply", + "outputs": [ + { + "name": "", + "type": "uint256" + } + ], + "payable": false, + "stateMutability": "view", + "type": "function" + }, + { + "constant": false, + "inputs": [ + { + "name": "_from", + "type": "address" + }, + { + "name": "_to", + "type": "address" + }, + { + "name": "_value", + "type": "uint256" + } + ], + "name": "transferFrom", + "outputs": [ + { + "name": "", + "type": "bool" + } + ], + "payable": false, + "stateMutability": "nonpayable", + "type": "function" + }, + { + "constant": true, + "inputs": [], + "name": "decimals", + "outputs": [ + { + "name": "", + "type": "uint8" + } + ], + "payable": false, + "stateMutability": "view", + "type": "function" + }, + { + "constant": true, + "inputs": [ + { + "name": "_owner", + "type": "address" + } + ], + "name": "balanceOf", + "outputs": [ + { + "name": "balance", + "type": "uint256" + } + ], + "payable": false, + "stateMutability": "view", + "type": "function" + }, + { + "constant": true, + "inputs": [], + "name": "symbol", + "outputs": [ + { + "name": "", + "type": "string" + } + ], + "payable": false, + "stateMutability": "view", + "type": "function" + }, + { + "constant": false, + "inputs": [ + { + "name": "_to", + "type": "address" + }, + { + "name": "_value", + "type": "uint256" + } + ], + "name": "transfer", + "outputs": [ + { + "name": "", + "type": "bool" + } + ], + "payable": false, + "stateMutability": "nonpayable", + "type": "function" + }, + { + "constant": true, + "inputs": [ + { + "name": "_owner", + "type": "address" + }, + { + "name": "_spender", + "type": "address" + } + ], + "name": "allowance", + "outputs": [ + { + "name": "", + "type": "uint256" + } + ], + "payable": false, + "stateMutability": "view", + "type": "function" + }, + { + "payable": true, + "stateMutability": "payable", + "type": "fallback" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": true, + "name": "owner", + "type": "address" + }, + { + "indexed": true, + "name": "spender", + "type": "address" + }, + { + "indexed": false, + "name": "value", + "type": "uint256" + } + ], + "name": "Approval", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": true, + "name": "from", + "type": "address" + }, + { + "indexed": true, + "name": "to", + "type": "address" + }, + { + "indexed": false, + "name": "value", + "type": "uint256" + } + ], + "name": "Transfer", + "type": "event" + } +] \ No newline at end of file diff --git a/ABIs/IUniswapV3Pool.abi b/ABIs/IUniswapV3Pool.abi new file mode 100644 index 0000000..49cc338 --- /dev/null +++ b/ABIs/IUniswapV3Pool.abi @@ -0,0 +1,988 @@ +[ + { + "inputs": [], + "stateMutability": "nonpayable", + "type": "constructor" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": true, + "internalType": "address", + "name": "owner", + "type": "address" + }, + { + "indexed": true, + "internalType": "int24", + "name": "tickLower", + "type": "int24" + }, + { + "indexed": true, + "internalType": "int24", + "name": "tickUpper", + "type": "int24" + }, + { + "indexed": false, + "internalType": "uint128", + "name": "amount", + "type": "uint128" + }, + { + "indexed": false, + "internalType": "uint256", + "name": "amount0", + "type": "uint256" + }, + { + "indexed": false, + "internalType": "uint256", + "name": "amount1", + "type": "uint256" + } + ], + "name": "Burn", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": true, + "internalType": "address", + "name": "owner", + "type": "address" + }, + { + "indexed": false, + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "indexed": true, + "internalType": "int24", + "name": "tickLower", + "type": "int24" + }, + { + "indexed": true, + "internalType": "int24", + "name": "tickUpper", + "type": "int24" + }, + { + "indexed": false, + "internalType": "uint128", + "name": "amount0", + "type": "uint128" + }, + { + "indexed": false, + "internalType": "uint128", + "name": "amount1", + "type": "uint128" + } + ], + "name": "Collect", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": true, + "internalType": "address", + "name": "sender", + "type": "address" + }, + { + "indexed": true, + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "indexed": false, + "internalType": "uint128", + "name": "amount0", + "type": "uint128" + }, + { + "indexed": false, + "internalType": "uint128", + "name": "amount1", + "type": "uint128" + } + ], + "name": "CollectProtocol", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": true, + "internalType": "address", + "name": "sender", + "type": "address" + }, + { + "indexed": true, + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "indexed": false, + "internalType": "uint256", + "name": "amount0", + "type": "uint256" + }, + { + "indexed": false, + "internalType": "uint256", + "name": "amount1", + "type": "uint256" + }, + { + "indexed": false, + "internalType": "uint256", + "name": "paid0", + "type": "uint256" + }, + { + "indexed": false, + "internalType": "uint256", + "name": "paid1", + "type": "uint256" + } + ], + "name": "Flash", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": false, + "internalType": "uint16", + "name": "observationCardinalityNextOld", + "type": "uint16" + }, + { + "indexed": false, + "internalType": "uint16", + "name": "observationCardinalityNextNew", + "type": "uint16" + } + ], + "name": "IncreaseObservationCardinalityNext", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": false, + "internalType": "uint160", + "name": "sqrtPriceX96", + "type": "uint160" + }, + { + "indexed": false, + "internalType": "int24", + "name": "tick", + "type": "int24" + } + ], + "name": "Initialize", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": false, + "internalType": "address", + "name": "sender", + "type": "address" + }, + { + "indexed": true, + "internalType": "address", + "name": "owner", + "type": "address" + }, + { + "indexed": true, + "internalType": "int24", + "name": "tickLower", + "type": "int24" + }, + { + "indexed": true, + "internalType": "int24", + "name": "tickUpper", + "type": "int24" + }, + { + "indexed": false, + "internalType": "uint128", + "name": "amount", + "type": "uint128" + }, + { + "indexed": false, + "internalType": "uint256", + "name": "amount0", + "type": "uint256" + }, + { + "indexed": false, + "internalType": "uint256", + "name": "amount1", + "type": "uint256" + } + ], + "name": "Mint", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": false, + "internalType": "uint8", + "name": "feeProtocol0Old", + "type": "uint8" + }, + { + "indexed": false, + "internalType": "uint8", + "name": "feeProtocol1Old", + "type": "uint8" + }, + { + "indexed": false, + "internalType": "uint8", + "name": "feeProtocol0New", + "type": "uint8" + }, + { + "indexed": false, + "internalType": "uint8", + "name": "feeProtocol1New", + "type": "uint8" + } + ], + "name": "SetFeeProtocol", + "type": "event" + }, + { + "anonymous": false, + "inputs": [ + { + "indexed": true, + "internalType": "address", + "name": "sender", + "type": "address" + }, + { + "indexed": true, + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "indexed": false, + "internalType": "int256", + "name": "amount0", + "type": "int256" + }, + { + "indexed": false, + "internalType": "int256", + "name": "amount1", + "type": "int256" + }, + { + "indexed": false, + "internalType": "uint160", + "name": "sqrtPriceX96", + "type": "uint160" + }, + { + "indexed": false, + "internalType": "uint128", + "name": "liquidity", + "type": "uint128" + }, + { + "indexed": false, + "internalType": "int24", + "name": "tick", + "type": "int24" + } + ], + "name": "Swap", + "type": "event" + }, + { + "inputs": [ + { + "internalType": "int24", + "name": "tickLower", + "type": "int24" + }, + { + "internalType": "int24", + "name": "tickUpper", + "type": "int24" + }, + { + "internalType": "uint128", + "name": "amount", + "type": "uint128" + } + ], + "name": "burn", + "outputs": [ + { + "internalType": "uint256", + "name": "amount0", + "type": "uint256" + }, + { + "internalType": "uint256", + "name": "amount1", + "type": "uint256" + } + ], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "internalType": "int24", + "name": "tickLower", + "type": "int24" + }, + { + "internalType": "int24", + "name": "tickUpper", + "type": "int24" + }, + { + "internalType": "uint128", + "name": "amount0Requested", + "type": "uint128" + }, + { + "internalType": "uint128", + "name": "amount1Requested", + "type": "uint128" + } + ], + "name": "collect", + "outputs": [ + { + "internalType": "uint128", + "name": "amount0", + "type": "uint128" + }, + { + "internalType": "uint128", + "name": "amount1", + "type": "uint128" + } + ], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "internalType": "uint128", + "name": "amount0Requested", + "type": "uint128" + }, + { + "internalType": "uint128", + "name": "amount1Requested", + "type": "uint128" + } + ], + "name": "collectProtocol", + "outputs": [ + { + "internalType": "uint128", + "name": "amount0", + "type": "uint128" + }, + { + "internalType": "uint128", + "name": "amount1", + "type": "uint128" + } + ], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [], + "name": "factory", + "outputs": [ + { + "internalType": "address", + "name": "", + "type": "address" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [], + "name": "fee", + "outputs": [ + { + "internalType": "uint24", + "name": "", + "type": "uint24" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [], + "name": "feeGrowthGlobal0X128", + "outputs": [ + { + "internalType": "uint256", + "name": "", + "type": "uint256" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [], + "name": "feeGrowthGlobal1X128", + "outputs": [ + { + "internalType": "uint256", + "name": "", + "type": "uint256" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "internalType": "uint256", + "name": "amount0", + "type": "uint256" + }, + { + "internalType": "uint256", + "name": "amount1", + "type": "uint256" + }, + { + "internalType": "bytes", + "name": "data", + "type": "bytes" + } + ], + "name": "flash", + "outputs": [], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "uint16", + "name": "observationCardinalityNext", + "type": "uint16" + } + ], + "name": "increaseObservationCardinalityNext", + "outputs": [], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "uint160", + "name": "sqrtPriceX96", + "type": "uint160" + } + ], + "name": "initialize", + "outputs": [], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [], + "name": "liquidity", + "outputs": [ + { + "internalType": "uint128", + "name": "", + "type": "uint128" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [], + "name": "maxLiquidityPerTick", + "outputs": [ + { + "internalType": "uint128", + "name": "", + "type": "uint128" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "internalType": "int24", + "name": "tickLower", + "type": "int24" + }, + { + "internalType": "int24", + "name": "tickUpper", + "type": "int24" + }, + { + "internalType": "uint128", + "name": "amount", + "type": "uint128" + }, + { + "internalType": "bytes", + "name": "data", + "type": "bytes" + } + ], + "name": "mint", + "outputs": [ + { + "internalType": "uint256", + "name": "amount0", + "type": "uint256" + }, + { + "internalType": "uint256", + "name": "amount1", + "type": "uint256" + } + ], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "uint256", + "name": "", + "type": "uint256" + } + ], + "name": "observations", + "outputs": [ + { + "internalType": "uint32", + "name": "blockTimestamp", + "type": "uint32" + }, + { + "internalType": "int56", + "name": "tickCumulative", + "type": "int56" + }, + { + "internalType": "uint160", + "name": "secondsPerLiquidityCumulativeX128", + "type": "uint160" + }, + { + "internalType": "bool", + "name": "initialized", + "type": "bool" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "uint32[]", + "name": "secondsAgos", + "type": "uint32[]" + } + ], + "name": "observe", + "outputs": [ + { + "internalType": "int56[]", + "name": "tickCumulatives", + "type": "int56[]" + }, + { + "internalType": "uint160[]", + "name": "secondsPerLiquidityCumulativeX128s", + "type": "uint160[]" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "bytes32", + "name": "", + "type": "bytes32" + } + ], + "name": "positions", + "outputs": [ + { + "internalType": "uint128", + "name": "liquidity", + "type": "uint128" + }, + { + "internalType": "uint256", + "name": "feeGrowthInside0LastX128", + "type": "uint256" + }, + { + "internalType": "uint256", + "name": "feeGrowthInside1LastX128", + "type": "uint256" + }, + { + "internalType": "uint128", + "name": "tokensOwed0", + "type": "uint128" + }, + { + "internalType": "uint128", + "name": "tokensOwed1", + "type": "uint128" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [], + "name": "protocolFees", + "outputs": [ + { + "internalType": "uint128", + "name": "token0", + "type": "uint128" + }, + { + "internalType": "uint128", + "name": "token1", + "type": "uint128" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "uint8", + "name": "feeProtocol0", + "type": "uint8" + }, + { + "internalType": "uint8", + "name": "feeProtocol1", + "type": "uint8" + } + ], + "name": "setFeeProtocol", + "outputs": [], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [], + "name": "slot0", + "outputs": [ + { + "internalType": "uint160", + "name": "sqrtPriceX96", + "type": "uint160" + }, + { + "internalType": "int24", + "name": "tick", + "type": "int24" + }, + { + "internalType": "uint16", + "name": "observationIndex", + "type": "uint16" + }, + { + "internalType": "uint16", + "name": "observationCardinality", + "type": "uint16" + }, + { + "internalType": "uint16", + "name": "observationCardinalityNext", + "type": "uint16" + }, + { + "internalType": "uint8", + "name": "feeProtocol", + "type": "uint8" + }, + { + "internalType": "bool", + "name": "unlocked", + "type": "bool" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "int24", + "name": "tickLower", + "type": "int24" + }, + { + "internalType": "int24", + "name": "tickUpper", + "type": "int24" + } + ], + "name": "snapshotCumulativesInside", + "outputs": [ + { + "internalType": "int56", + "name": "tickCumulativeInside", + "type": "int56" + }, + { + "internalType": "uint160", + "name": "secondsPerLiquidityInsideX128", + "type": "uint160" + }, + { + "internalType": "uint32", + "name": "secondsInside", + "type": "uint32" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "address", + "name": "recipient", + "type": "address" + }, + { + "internalType": "bool", + "name": "zeroForOne", + "type": "bool" + }, + { + "internalType": "int256", + "name": "amountSpecified", + "type": "int256" + }, + { + "internalType": "uint160", + "name": "sqrtPriceLimitX96", + "type": "uint160" + }, + { + "internalType": "bytes", + "name": "data", + "type": "bytes" + } + ], + "name": "swap", + "outputs": [ + { + "internalType": "int256", + "name": "amount0", + "type": "int256" + }, + { + "internalType": "int256", + "name": "amount1", + "type": "int256" + } + ], + "stateMutability": "nonpayable", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "int16", + "name": "", + "type": "int16" + } + ], + "name": "tickBitmap", + "outputs": [ + { + "internalType": "uint256", + "name": "", + "type": "uint256" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [], + "name": "tickSpacing", + "outputs": [ + { + "internalType": "int24", + "name": "", + "type": "int24" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [ + { + "internalType": "int24", + "name": "", + "type": "int24" + } + ], + "name": "ticks", + "outputs": [ + { + "internalType": "uint128", + "name": "liquidityGross", + "type": "uint128" + }, + { + "internalType": "int128", + "name": "liquidityNet", + "type": "int128" + }, + { + "internalType": "uint256", + "name": "feeGrowthOutside0X128", + "type": "uint256" + }, + { + "internalType": "uint256", + "name": "feeGrowthOutside1X128", + "type": "uint256" + }, + { + "internalType": "int56", + "name": "tickCumulativeOutside", + "type": "int56" + }, + { + "internalType": "uint160", + "name": "secondsPerLiquidityOutsideX128", + "type": "uint160" + }, + { + "internalType": "uint32", + "name": "secondsOutside", + "type": "uint32" + }, + { + "internalType": "bool", + "name": "initialized", + "type": "bool" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [], + "name": "token0", + "outputs": [ + { + "internalType": "address", + "name": "", + "type": "address" + } + ], + "stateMutability": "view", + "type": "function" + }, + { + "inputs": [], + "name": "token1", + "outputs": [ + { + "internalType": "address", + "name": "", + "type": "address" + } + ], + "stateMutability": "view", + "type": "function" + } +] \ No newline at end of file diff --git a/ABIs/chainlinkV3InterfaceABI.abi b/ABIs/chainlinkV3InterfaceABI.abi new file mode 100644 index 0000000..4c5f462 --- /dev/null +++ b/ABIs/chainlinkV3InterfaceABI.abi @@ -0,0 +1,121 @@ +[ + { + "inputs":[ + + ], + "name":"decimals", + "outputs":[ + { + "internalType":"uint8", + "name":"", + "type":"uint8" + } + ], + "stateMutability":"view", + "type":"function" + }, + { + "inputs":[ + + ], + "name":"description", + "outputs":[ + { + "internalType":"string", + "name":"", + "type":"string" + } + ], + "stateMutability":"view", + "type":"function" + }, + { + "inputs":[ + { + "internalType":"uint80", + "name":"_roundId", + "type":"uint80" + } + ], + "name":"getRoundData", + "outputs":[ + { + "internalType":"uint80", + "name":"roundId", + "type":"uint80" + }, + { + "internalType":"int256", + "name":"answer", + "type":"int256" + }, + { + "internalType":"uint256", + "name":"startedAt", + "type":"uint256" + }, + { + "internalType":"uint256", + "name":"updatedAt", + "type":"uint256" + }, + { + "internalType":"uint80", + "name":"answeredInRound", + "type":"uint80" + } + ], + "stateMutability":"view", + "type":"function" + }, + { + "inputs":[ + + ], + "name":"latestRoundData", + "outputs":[ + { + "internalType":"uint80", + "name":"roundId", + "type":"uint80" + }, + { + "internalType":"int256", + "name":"answer", + "type":"int256" + }, + { + "internalType":"uint256", + "name":"startedAt", + "type":"uint256" + }, + { + "internalType":"uint256", + "name":"updatedAt", + "type":"uint256" + }, + { + "internalType":"uint80", + "name":"answeredInRound", + "type":"uint80" + } + ], + "stateMutability":"view", + "type":"function" + }, + { + "inputs":[ + + ], + "name":"version", + "outputs":[ + { + "internalType":"uint256", + "name":"", + "type":"uint256" + } + ], + "stateMutability":"view", + "type":"function" + } +] diff --git a/README.md b/README.md index 2b22ca1..f069923 100644 --- a/README.md +++ b/README.md @@ -1,10 +1,22 @@ # Zigzag Market Maker -This is the reference market maker for Zigzag zksync markets. It works on both Rinkeby and Mainnet. +This is the reference market maker for Zigzag zksync markets. It works on both Goerli and Mainnet. + +This market maker uses existing price feeds to set bids and asks for a market. For now, in order to provide liquidity for a market, there must be an existing market with **greater** liquidity listed on Cryptowatch, via either Uniswap or some other centralized exchange. It is crucial that the oracle market have more liquidity than the Zigzag one so that you are not prone to oracle attacks. + +Soon we will add the ability to run standalone markets and this will not be an issue. + + +## Security advice + +__Do not share your private key__ + +Running the bot on a VPS has many advantages. But you need to make sure your system is safe. If someone gains access to your system, all files can be compromised __including your private key__. There a quite a few good guides about how to keep your VPS safe: + +- An Introduction to Securing your Linux VPS - [Digitalocean](https://www.digitalocean.com/community/tutorials/an-introduction-to-securing-your-linux-vps) +- 9 Ways To Keep Your VPS Secure - [namecheap](https://www.namecheap.com/blog/9-ways-to-keep-your-vps-secure/) -This market maker uses existing price feeds to set bids and asks for a market. For now, in order to provide liquidity for a market, there must be an existing market with **greater** liquidity listed on Cryptowatch, via either Uniswap or some other centralized exchange. It is crucial that the oracle market have more liquidity than the Zigzag one so that you are not prone to oracle attacks. -Soon we will add the ability to run standalone markets and this will not be an issue. ## Requirements @@ -18,11 +30,11 @@ Soon we will add the ability to run standalone markets and this will not be an i ## Setup -Copy the `config.json.EXAMPLE` file to `config.json` to get started. +Copy the `config.json.EXAMPLE` file to `config.json` to get started. Set your `eth_privkey` to be able to relay transactions. The ETH address with that private key should be loaded up with adequate funds for market making. -For now, you need a Cryptowatch API key to use the market maker. Once you obtain one, you can set the `cryptowatchApiKey` field in `config.json`. +Currently zkSync needs around 5 seconds to process a single swap and generate the receipt. So there is a upper limit of 12 swaps per wallet per minute. To circumvent this, there is also the option to use the `eth_privkeys` array. Here you can add any number of private keys. Each should be loaded up with adequate funds for market making. The founds will be handled separately, therefor each additional wallet has the opportunity to process (at least) 12 more swaps per minute. To run the marketmaker: @@ -30,8 +42,45 @@ To run the marketmaker: node marketmaker.js ``` +## Configuration Via Environment Variables + +It is __recommended__ to use environment variables to set your private keys. You can set `ETH_PRIVKEY`, `CRYPTOWATCH_API_KEY` and `RPC` using them. You can set them using `ETH_PRIVKEY=0x____`. For more informations on private keys read [this](https://linuxize.com/post/how-to-set-and-list-environment-variables-in-linux/). + +If your hosting service requires you to pass in configs via environment variables you can compress `config.json`: + +``` +cat config.json | tr -d ' ' | tr -d '\n' +``` + +and set it to the value of the `MM_CONFIG` environment variable to override the config file. + ## Settings +#### Fee Token + +With the defualt setting the bot will pay the zkSync fee wiht the same token as the user (buy currency for the bot). You can chose to override that by a fixed fee token. Check if your tokens is available to pay fees on zkSync [here](https://zkscan.io/explorer/tokens). + +``` +{ + "cryptowatchApiKey": "aaaaxxx", + "ethPrivKeys": [ + "", + "" + ], + "zigzagChainId": 1, + "zigzagWsUrl": "wss://zigzag-exchange.herokuapp.com", + "feeToken": "ETH", <- add this line if you eg. want to pay the fees in Ethereum + "pairs": { +``` + +#### Mainnet zkSync +- "zigzagWsUrl": "wss://zigzag-exchange.herokuapp.com" +- "zigzagChainId": 1 + +#### Goerli zkSync +- "zigzagWsUrl": "wss://secret-thicket-93345.herokuapp.com" +- "zigzagChainId": 1002 + You can add, remove, and configure pair settings in the `pairs` section. A pair setting looks like this: ``` @@ -49,36 +98,202 @@ You can add, remove, and configure pair settings in the `pairs` section. A pair } ``` -There are 2 modes available with a 3rd on the way. +A market can be set inactive by flipping the active switch to `false`. + +The `side` setting can be toggled for single-sided liquidity. By default, the side setting is set to `d`, which stands for double-sided liquidity. To toggle single-sided liquidity, the value can be set to `b` or `s` for buy-side only or sell-side only. -* `pricefeed`: Follows an external price oracle and updates indicated bids and asks based on that. -* `constant`: Sets an `initPrice` and market makes around that price. Can be combined with single-sided liquidity to simulate limit orders. -* `independent`: Under development. The price is set independent of a price feed. +The slippage rate is the rate at which the spread increases as the base unit increases. For the example above, the spread goes up by 1e-5 for every 1 ETH in size added to an order. That's the equivalent of 0.1 bps / ETH in slippage. + +Orders coming in below the `minSpread` from the price feed will not be filled. The spread is calculated as a decimal value. 0.01 is 1%, and 0.0002 is 2 basis points (bps). + + +#### Price Feed + +There are 4 modes available with a 5th on the way. + +* `cryptowatch`: Follows an external price oracle. +* `chainlink` : Follows an external price oracle. Chainlink is WEB3 and might be slower then cryptowatch. +* `constant`: Sets an fixed price and market makes around that price. Can be combined with single-sided liquidity to simulate limit orders. +* `uniswapV3`: Reads prices on-chain from a specified uniswapV3 pool +* `independent`: Under development. The price is set independent of a price feed. + +**Warning:** Make sure your price feed is close to the price you see on zigzag. **Otherwise, your mm can lose money!** For all modes the `slippageRate`, `maxSize`, `minSize`, `minSpread`, and `active` settings are mandatory. -For `pricefeed` mode, the `priceFeedPrimary` is mandatory. +The primary price feed is the price feed used to determine the bids and asks of the market maker. The secondary price feed is used to validate the first price feed and make sure the market isn't returning bad data. If the primary and secondary price feeds vary by more than 3%, the market maker will not fill orders. -For `independent` and `constant` mode, the `initPrice` is mandatory. +###### Cryptowatch +You need a Cryptowatch API key to use the market maker. Once you obtain one, you can set the `cryptowatchApiKey` field in `config.json`. And set it to your public key. -The `side` setting can be toggled for single-sided liquidity. By default, the side setting is set to `d`, which stands for double-sided liquidity. To toggle single-sided liquidity, the value can be set to `b` or `s` for buy-side only or sell-side only. +You can use [this link](https://api.cryptowat.ch/markets) to download a JSON with all available market endpoints. Add those to you pair config as "cryptowatch:". -The primary price feed is the price feed used to determine the bids and asks of the market maker. The secondary price feed is used to validate the first price feed and make sure the market isn't returning bad data. If the primary and secondary price feeds vary by more than 1%, the market maker will not fill orders. +Example: +``` +"ETH-USDC": { + "side": "d", + "priceFeedPrimary": "cryptowatch:6631", + "priceFeedSecondary": "cryptowatch:588", + .... +} +``` -The slippage rate is the rate at which the spread increases as the base unit increases. For the example above, the spread goes up by 1e-5 for every 1 ETH in size added to an order. That's the equivalent of 0.1 bps / ETH in slippage. +###### Chainlink +With chainlink you have access to price oracles via blockchain. The requests are read-calls to a smart contract. The public ethers provider might be too slow for a higher number of pairs or at times of high demand. Therefore, it might be needed to have access to an RPC provider account like quicknode, alchemy, ... (some offer free calls). You can get an endpoint for your market maker (like "https://eth.llamarpc.com"), You can add this with the `ethereumRPC` field in `config.json`, like this: +``` +"ethereumRPC": "https://eth.llamarpc.com", +"pairs": { + "ETH-USDC": { + "zigzagChainId": 1, + "zigzagWsUrl": "wss://zigzag-exchange.herokuapp.com", + .... + } +``` +You can get the available market contracts [here.](https://docs.chain.link/docs/ethereum-addresses/)Add those to you pair config as "chainlink:
", like this: +``` +"ETH-USDC": { + "side": "d", + "priceFeedPrimary": "chainlink:0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419", + "priceFeedSecondary": null, + .... +} +``` -Orders coming in below the `minSpread` from the price feed will not be filled. The spread is calculated as a decimal value. 0.01 is 1%, and 0.0002 is 2 basis points (bps). +###### UniswapV3 +With uniswapV3 you have access to price feed's via blockchain. The requests are read-calls to a smart contract. The public ethers provider might be too slow for a higher number of pairs or at times of high demand. Therefore, it might be needed to have access to an RPC provider account like quicknode, alchemy, ... (some offer free calls). You can get an endpoint for your market maker (like "https://eth.llamarpc.com"), You can add this with the `ethereumRPC` field in `config.json`, like this: +``` +"ethereumRPC": "https://eth.llamarpc.com", +"pairs": { + "ETH-USDC": { + "zigzagChainId": 1, + "zigzagWsUrl": "wss://zigzag-exchange.herokuapp.com", + .... + } +``` +You can get the available market contracts [here.](https://info.uniswap.org) Select a token and then a pool matching the pair you plan to market make. Make sure base and quote tokens match (USDC-ETH don't work for ETH-USDC). After selecting a pool, you can see the adress in the browser URL. Add that to your pair config as "uniswapv3:
", like this: +``` +"ETH-USDC": { + "side": "d", + "priceFeedPrimary": "uniswapv3:0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419", + "priceFeedSecondary": null, + .... +} +``` -A market can be set inactive by flipping the active switch to `false`. +###### Constant +With constant mode, you can set a fixed price to market make. The bot will not change that price. Any secondary price feed will be ignored, if used as priceFeedPrimary. Also good as a `priceFeedSecondary` on stablecoins. + +``` +"DAI-USDC": { + "side": "d", + "priceFeedPrimary": "constant:1", + "priceFeedSecondary": null, + .... +} +``` + +###### Invert price feed +For some pairs, you might just find a price feed for the inverse of the pair. If you want to mm for ZZ-USDC and only find a USDC-ZZ price feed. In those cases, you need to invert the fee. This will only work if the secondary price feed is inverted as well or set to null. +Example: +``` +"ETH-USDC": { + "side": "d", + "priceFeedPrimary": "uniswapv3:0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419", + "priceFeedSecondary": null, + "invert": true, + .... +} +``` -## Pair Setting Examples + +## Pair Options + +These pair options can be set for each pair individual. You can even use more then on option per pair (though they might cancel each other out). + +###### delayAfterFill +The market maker will stop market making on the pair, after successfully filling an order. This can be used to wait out bigger price moves. +With the second parameter, you can set the minimum trade size (**in base quantity**) to activate the option. This parameter is optional and can be omitted (like: `[60]`) + +Example, here a delay of **60 seconds** is used: +``` +"ETH-USDC": { + "mode": "pricefeed", + "side": "b", + "priceFeedPrimary": "cryptowatch:6631", + "priceFeedSecondary": "cryptowatch:588", + "slippageRate": 1e-5, + "maxSize": 100, + "minSize": 0.0003, + "minSpread": 0.0005, + "active": true, + "delayAfterFill": [60, 0.5] <- This would pause the pair for 60 sec after a fill. +} +``` + +###### increaseSpreadAfterFill +The market maker increases the spread by the set amount. After the time (**in seconds**) the spread will fall back to the old value. This can happen multiple times in case the mm fills again in the set time (e.g. 0.1 -> 0.2 -> 0.3). +With the third parameter, you can set the minimum trade size (**in base quantity**) to activate the option. This parameter is optional and can be omitted. +Example: +``` +"ETH-USDC": { + "mode": "pricefeed", + "side": "b", + "priceFeedPrimary": "cryptowatch:6631", + "priceFeedSecondary": "cryptowatch:588", + "slippageRate": 1e-5, + "maxSize": 100, + "minSize": 0.0003, + "minSpread": 0.0005, + "active": true, + "increaseSpreadAfterFill": [0.1, 300, 0.5] <- This would increase the minSpread by 0.1 per fill for 300 sec each. +} +``` + +###### changeSizeAfterFill +The market maker increases the size (**in base token**) by the set amount. After the time (**in seconds**) the size will fall back to the old value. This can happen multiple times in case the mm fills again in the set time (e.g. 0.1 -> 0.2 -> 0.3). You can set a value below 0 to reduce size after fill (like: [-0.1, 300]). +With the third parameter, you can set the minimum trade size (**in base quantity**) to activate the option. This parameter is optional and can be omitted. +Example: +``` +"ETH-USDC": { + "mode": "pricefeed", + "side": "b", + "priceFeedPrimary": "cryptowatch:6631", + "priceFeedSecondary": "cryptowatch:588", + "slippageRate": 1e-5, + "maxSize": 100, + "minSize": 0.0003, + "minSpread": 0.0005, + "active": true, + "changeSizeAfterFill": [0.05, 300, 0.5] <- This would increase the maxSize by 0.05 ETH (base token) per fill for 300 sec each. +} +``` + +###### numOrdersIndicated +On the UI, when indicating liquidity, by default will indicate the liquidity in 10 separate orders spaced evenly apart. To change the number of orders indicated, you can use the `numOrdersIndicated` setting. + +Example: +``` +"ETH-USDC": { + "mode": "pricefeed", + "side": "b", + "priceFeedPrimary": "cryptowatch:6631", + "priceFeedSecondary": "cryptowatch:588", + "slippageRate": 1e-5, + "maxSize": 100, + "minSize": 0.0003, + "minSpread": 0.0005, + "active": true, + "numOrdersIndicated": 5 +} +``` + +## Pair Setting Examples Stable-Stable constant price: ``` "DAI-USDC": { - "mode": "constant", - "initPrice": 1, + "priceFeedPrimary": "constant:1", "slippageRate": 1e-9, "maxSize": 100000, "minSize": 1, @@ -107,9 +322,8 @@ Sell the rip: ``` "DYDX-USDC": { - "mode": "constant", + "priceFeedPrimary": "constant:20", "side": "s", - "initPrice": 20, "slippageRate": 1e-5, "maxSize": 1000, "minSize": 0.5, @@ -117,15 +331,3 @@ Sell the rip: "active": true } ``` - -## Configuration Via Environment Variables - -If your hosting service requires you to pass in configs via environment variables you can compress `config.json`: - -``` -cat config.json | tr -d ' ' | tr -d '\n' -``` - -and set it to the value of the `MM_CONFIG` environment variable to override the config file. - -You can also override the private key in the config file with the `ETH_PRIVKEY` environment variable, and the cryptowatch API key with the `CRYPTOWATCH_API_KEY` environment variable. diff --git a/config.json.EXAMPLE b/config.json.EXAMPLE index 7ab8dd1..57dff94 100644 --- a/config.json.EXAMPLE +++ b/config.json.EXAMPLE @@ -1,8 +1,12 @@ { "cryptowatchApiKey": "aaaaxxx", - "ethPrivKey": "ccccxxxxx", + "ethPrivKeys": [ + "", + "" + ], "zigzagChainId": 1, "zigzagWsUrl": "wss://zigzag-exchange.herokuapp.com", + "ethereumRPC": "https://eth.llamarpc.com", "pairs": { "ETH-USDC": { "priceFeedPrimary": "cryptowatch:6631", diff --git a/marketmaker.js b/marketmaker.js index b95c297..e3e92f0 100644 --- a/marketmaker.js +++ b/marketmaker.js @@ -11,9 +11,16 @@ dotenv.config(); const PRICE_FEEDS = {}; const OPEN_ORDERS = {}; const NONCES = {}; -let ACCOUNT_STATE = null; -let ORDER_BROADCASTING = false; -const FILL_QUEUE = []; +const WALLETS = {}; +const MARKETS = {}; +const CHAINLINK_PROVIDERS = {}; +const UNISWAP_V3_PROVIDERS = {}; +const PAST_ORDER_LIST = {}; +const FEE_TOKEN_LIST = []; +let FEE_TOKEN = null; + +let uniswap_error_counter = 0; +let chainlink_error_counter = 0; // Load MM config let MM_CONFIG; @@ -24,6 +31,9 @@ else { const mmConfigFile = fs.readFileSync("config.json", "utf8"); MM_CONFIG = JSON.parse(mmConfigFile); } +if (MM_CONFIG.feeToken) { + FEE_TOKEN = MM_CONFIG.feeToken; +} let activePairs = []; for (let marketId in MM_CONFIG.pairs) { const pair = MM_CONFIG.pairs[marketId]; @@ -33,29 +43,84 @@ for (let marketId in MM_CONFIG.pairs) { } console.log("ACTIVE PAIRS", activePairs); -// Start price feeds -cryptowatchWsSetup(); - -// Initiate fill loop -setTimeout(processFillQueue, 1000); - // Connect to zksync const CHAIN_ID = parseInt(MM_CONFIG.zigzagChainId); -const ETH_NETWORK = (CHAIN_ID === 1) ? "mainnet" : "rinkeby"; -let syncWallet, ethersProvider, syncProvider, ethWallet, - fillOrdersInterval, indicateLiquidityInterval; -ethersProvider = ethers.getDefaultProvider(ETH_NETWORK); +const ETH_NETWORK = (CHAIN_ID === 1) ? "mainnet" : "goerli"; +const infureKey = (process.env.infura || MM_CONFIG.infura); +const ethereumRPC = process.env.infuraUrl || process.env.RPC || process.env.ethereumRPC || MM_CONFIG.infuraUrl || MM_CONFIG.RPC || MM_CONFIG.ethereumRPC; +let ethersProvider = null; +if (infureKey) { + ethersProvider = new ethers.providers.InfuraProvider( + "mainnet", + infureKey + ); +} else if (ethereumRPC) { + ethersProvider = new ethers.providers.JsonRpcProvider(ethereumRPC); +} else { + console.error(` + You did not provider an rpc url with "ethereumRPC" inside your config + or with ETHEREUM_RPC in the environment variables. + Please add a custom one. There are some providers with free plans. + + Using a public provider, there is no guarantee that it is stable, for a stable market-maker create a custom RPC.` + ) + ethersProvider = new ethers.providers.JsonRpcProvider('https://eth.llamarpc.com'); +} + +const resProvider = await Promise.race([ + ethersProvider.ready, + new Promise((_, reject) => { + setTimeout(() => reject(new Error('Request timed out')), 10_000) + }) +]) + +// check if provider is working +if (Number(resProvider.chainId) !== 1) { + throw new Error(`Cant connect provider, use "ethereumRPC" in the config to add an ethereumRPC`) +} + +// Start price feeds +await setupPriceFeeds(); + +let syncProvider; try { syncProvider = await zksync.getDefaultProvider(ETH_NETWORK); - ethWallet = new ethers.Wallet(process.env.ETH_PRIVKEY || MM_CONFIG.ethPrivKey); - syncWallet = await zksync.Wallet.fromEthSigner(ethWallet, syncProvider); - if (!(await syncWallet.isSigningKeySet())) { - console.log("setting sign key"); - const signKeyResult = await syncWallet.setSigningKey({ - feeToken: "ETH", - ethAuthType: "ECDSA", + const keys = []; + const ethPrivKey = (process.env.ETH_PRIVKEY || MM_CONFIG.ethPrivKey); + if(ethPrivKey && ethPrivKey != "") { keys.push(ethPrivKey); } + let ethPrivKeys; + if (process.env.ETH_PRIVKEYS) { + ethPrivKeys = JSON.parse(process.env.ETH_PRIVKEYS); + } + else { + ethPrivKeys = MM_CONFIG.ethPrivKeys; + } + if(ethPrivKeys && ethPrivKeys.length > 0) { + ethPrivKeys.forEach( key => { + if(key != "" && !keys.includes(key)) { + keys.push(key); + } }); - console.log(signKeyResult); + } + for(let i=0; i r.json()); -if (markets.error) { - console.error(markets); - throw new Error(markets.error); -} -const MARKETS = {}; -for (let i in markets) { - const market = markets[i]; - MARKETS[market.id] = market; - if (market.alias) { - MARKETS[market.alias] = market; - } -} +setInterval(updateAccountState, 900000); +let fillOrdersInterval, indicateLiquidityInterval; let zigzagws = new WebSocket(MM_CONFIG.zigzagWsUrl); zigzagws.on('open', onWsOpen); +zigzagws.on('close', onWsClose); zigzagws.on('error', console.error); function onWsOpen() { zigzagws.on('message', handleMessage); - zigzagws.on('close', onWsClose); - fillOrdersInterval = setInterval(fillOpenOrders, 5000); + fillOrdersInterval = setInterval(fillOpenOrders, 200); + indicateLiquidityInterval = setInterval(indicateLiquidity, 5000); for (let market in MM_CONFIG.pairs) { if (MM_CONFIG.pairs[market].active) { - indicateLiquidityInterval = setInterval(() => indicateLiquidity(market), 5000); const msg = {op:"subscribemarket", args:[CHAIN_ID, market]}; - zigzagws.send(JSON.stringify(msg)); + sendMessage(JSON.stringify(msg)); } } } - + function onWsClose () { console.log("Websocket closed. Restarting"); - ORDER_BROADCASTING = false; setTimeout(() => { clearInterval(fillOrdersInterval) clearInterval(indicateLiquidityInterval) zigzagws = new WebSocket(MM_CONFIG.zigzagWsUrl); zigzagws.on('open', onWsOpen); - zigzagws.on('error', onWsClose); + zigzagws.on('close', onWsClose); + zigzagws.on('error', console.error); }, 5000); } async function handleMessage(json) { const msg = JSON.parse(json); - if (!(["lastprice", "liquidity2"]).includes(msg.op)) console.log(json.toString()); + if (!(["lastprice", "liquidity2", "fillstatus", "marketinfo"]).includes(msg.op)) console.log(json.toString()); switch(msg.op) { case 'error': - ORDER_BROADCASTING = false; + const accountId = msg.args?.[1]; + if(msg.args[0] == 'fillrequest' && accountId) { + WALLETS[accountId]['ORDER_BROADCASTING'] = false; + } break; case 'orders': const orders = msg.args[0]; orders.forEach(order => { - const orderid = order[1]; + const orderId = order[1]; const fillable = isOrderFillable(order); console.log(fillable); if (fillable.fillable) { - FILL_QUEUE.push(order); - } - else if (fillable.reason === "badprice") { - OPEN_ORDERS[orderid] = order; + sendFillRequest(order, fillable.walletId); + } else if ([ + "sending order already", + "badprice" + ].includes(fillable.reason)) { + OPEN_ORDERS[orderId] = order; } }); break case "userordermatch": - const chainid = msg.args[0]; - const orderid = msg.args[1]; + const chainId = msg.args[0]; + const orderId = msg.args[1]; + const fillOrder = msg.args[3]; + const wallet = WALLETS[fillOrder.accountId]; + if(!wallet) { + console.error("No wallet with this accountId: "+fillOrder.accountId); + break + } else { + try { + await broadcastFill(chainId, orderId, msg.args[2], fillOrder, wallet); + } catch (e) { + const orderCommitMsg = {op:"orderstatusupdate", args:[[[chainId,orderId,'r',null,e.message]]]} + sendMessage(JSON.stringify(orderCommitMsg)); + console.error(e); + } + wallet['ORDER_BROADCASTING'] = false; + } + break + case "marketinfo": + const marketInfo = msg.args[0]; + const marketId = marketInfo.alias; + if(!marketId) break + let oldBaseFee = "N/A", oldQuoteFee = "N/A"; try { - await broadcastfill(chainid, orderid, msg.args[2], msg.args[3]); + oldBaseFee = MARKETS[marketId].baseFee; + oldQuoteFee = MARKETS[marketId].quoteFee; } catch (e) { - console.error(e); + // pass, no old marketInfo + } + MARKETS[marketId] = marketInfo; + const newBaseFee = MARKETS[marketId].baseFee; + const newQuoteFee = MARKETS[marketId].quoteFee; + console.log(`marketinfo ${marketId} - update baseFee ${oldBaseFee} -> ${newBaseFee}, quoteFee ${oldQuoteFee} -> ${newQuoteFee}`); + if (FEE_TOKEN) break + if(marketInfo.baseAsset.enabledForFees) { + if (!FEE_TOKEN_LIST.includes(marketInfo.baseAsset.id)) { + FEE_TOKEN_LIST.push(marketInfo.baseAsset.id); + } + } else { + const index = FEE_TOKEN_LIST.indexOf(marketInfo.baseAsset.id); + if (index >= 0) { + FEE_TOKEN_LIST.splice(index, 1); + } + } + if(marketInfo.quoteAsset.enabledForFees) { + if (!FEE_TOKEN_LIST.includes(marketInfo.quoteAsset.id)) { + FEE_TOKEN_LIST.push(marketInfo.quoteAsset.id); + } + } else { + const index = FEE_TOKEN_LIST.indexOf(marketInfo.quoteAsset.id); + if (index >= 0) { + FEE_TOKEN_LIST.splice(index, 1); + } } - ORDER_BROADCASTING = false; break default: break @@ -149,12 +248,12 @@ async function handleMessage(json) { } function isOrderFillable(order) { - const chainid = order[0]; - const market_id = order[2]; - const market = MARKETS[market_id]; - const mmConfig = MM_CONFIG.pairs[market_id]; - const mmSide = mmConfig.side || 'd'; - if (chainid != CHAIN_ID) return { fillable: false, reason: "badchain" } + const chainId = order[0]; + const marketId = order[2]; + const market = MARKETS[marketId]; + const mmConfig = MM_CONFIG.pairs[marketId]; + const mmSide = (mmConfig.side) ? mmConfig.side : 'd'; + if (chainId != CHAIN_ID) return { fillable: false, reason: "badchain" } if (!market) return { fillable: false, reason: "badmarket" } if (!mmConfig.active) return { fillable: false, reason: "inactivemarket" } @@ -163,10 +262,7 @@ function isOrderFillable(order) { const expires = order[7]; const side = order[3]; const price = order[4]; - const sellCurrency = (side === 's') ? market.quoteAsset.symbol : market.baseAsset.symbol; - const sellDecimals = (side === 's') ? market.quoteAsset.decimals : market.baseAsset.decimals; - const sellQuantity = (side === 's') ? quoteQuantity : baseQuantity; - const balance = ACCOUNT_STATE.committed.balances[sellCurrency] / 10**sellDecimals; + const now = Date.now() / 1000 | 0; if (now > expires) { @@ -176,7 +272,7 @@ function isOrderFillable(order) { if (mmSide !== 'd' && mmSide == side) { return { fillable: false, reason: "badside" }; } - + if (baseQuantity < mmConfig.minSize) { return { fillable: false, reason: "badsize" }; } @@ -184,17 +280,12 @@ function isOrderFillable(order) { return { fillable: false, reason: "badsize" }; } - if (balance < sellQuantity) { - return { fillable: false, reason: "badbalance" }; - } - let quote; try { - quote = genquote(chainid, market_id, side, baseQuantity); + quote = genQuote(chainId, marketId, side, baseQuantity); } catch (e) { return { fillable: false, reason: e.message } } - if (side == 's' && price > quote.quotePrice) { return { fillable: false, reason: "badprice" }; } @@ -202,56 +293,82 @@ function isOrderFillable(order) { return { fillable: false, reason: "badprice" }; } - return { fillable: true, reason: null }; + const sellCurrency = (side === 's') ? market.quoteAsset.symbol : market.baseAsset.symbol; + const sellDecimals = (side === 's') ? market.quoteAsset.decimals : market.baseAsset.decimals; + const sellQuantity = (side === 's') ? quote.quoteQuantity : baseQuantity; + const neededBalanceBN = sellQuantity * 10**sellDecimals; + let goodWalletIds = []; + Object.keys(WALLETS).forEach(accountId => { + const walletBalance = WALLETS[accountId]['account_state'].committed.balances[sellCurrency]; + if (Number(walletBalance) > (neededBalanceBN * 1.05)) { + goodWalletIds.push(accountId); + } + }); + + if (goodWalletIds.length === 0) { + return { fillable: false, reason: "badbalance" }; + } + + goodWalletIds = goodWalletIds.filter(accountId => { + return !WALLETS[accountId]['ORDER_BROADCASTING']; + }); + + if (goodWalletIds.length === 0) { + return { fillable: false, reason: "sending order already" }; + } + + return { fillable: true, reason: null, walletId: goodWalletIds[0]}; } -function genquote(chainid, market_id, side, baseQuantity) { - const market = MARKETS[market_id]; - if (CHAIN_ID !== chainid) throw new Error("badchain"); - if (!market) throw new Error("badmarket"); - if (!(['b','s']).includes(side)) throw new Error("badside"); - if (baseQuantity <= 0) throw new Error("badquantity"); - - validatePriceFeed(market_id); - - const mmConfig = MM_CONFIG.pairs[market_id]; - const mmSide = mmConfig.side || 'd'; - if (mmConfig.side !== 'd' && mmConfig.side === side) { - throw new Error("badside"); - } - const primaryPrice = getMidPrice(market_id); - if (!primaryPrice) throw new Error("badprice"); - const SPREAD = mmConfig.minSpread + (baseQuantity * mmConfig.slippageRate); - let quoteQuantity; - if (side === 'b') { - quoteQuantity = (baseQuantity * primaryPrice * (1 + SPREAD)) + market.quoteFee; - } - else if (side === 's') { - quoteQuantity = (baseQuantity - market.baseFee) * primaryPrice * (1 - SPREAD); - } - const quotePrice = (quoteQuantity / baseQuantity).toPrecision(6); - if (quotePrice < 0) throw new Error("Amount is inadequate to pay fee"); - if (isNaN(quotePrice)) throw new Error("Internal Error. No price generated."); - return { quotePrice, quoteQuantity }; +function genQuote(chainId, marketId, side, baseQuantity) { + const market = MARKETS[marketId]; + if (CHAIN_ID !== chainId) throw new Error("badchain"); + if (!market) throw new Error("badmarket"); + if (!(['b','s']).includes(side)) throw new Error("badside"); + if (baseQuantity <= 0) throw new Error("badquantity"); + + validatePriceFeed(marketId); + + const mmConfig = MM_CONFIG.pairs[marketId]; + const mmSide = mmConfig.side || 'd'; + if (mmSide !== 'd' && mmSide === side) { + throw new Error("badside"); + } + const primaryPrice = (mmConfig.invert) + ? (1 / PRICE_FEEDS[mmConfig.priceFeedPrimary]) + : PRICE_FEEDS[mmConfig.priceFeedPrimary]; + if (!primaryPrice) throw new Error("badprice"); + const SPREAD = mmConfig.minSpread + (baseQuantity * mmConfig.slippageRate); + let quoteQuantity; + if (side === 'b') { + quoteQuantity = (baseQuantity * primaryPrice * (1 + SPREAD)) + market.quoteFee; + } + else if (side === 's') { + quoteQuantity = (baseQuantity - market.baseFee) * primaryPrice * (1 - SPREAD); + } + const quotePrice = Number((quoteQuantity / baseQuantity).toPrecision(6)); + if (quotePrice < 0) throw new Error("Amount is inadequate to pay fee"); + if (isNaN(quotePrice)) throw new Error("Internal Error. No price generated."); + return { quotePrice, quoteQuantity }; } -function validatePriceFeed(market_id) { - const mmConfig = MM_CONFIG.pairs[market_id]; - const mode = MM_CONFIG.pairs[market_id].mode || "pricefeed"; - const initPrice = MM_CONFIG.pairs[market_id].initPrice; - const primaryPriceFeedId = MM_CONFIG.pairs[market_id].priceFeedPrimary; - const secondaryPriceFeedId = MM_CONFIG.pairs[market_id].priceFeedSecondary; +function validatePriceFeed(marketId) { + const mmConfig = MM_CONFIG.pairs[marketId]; + const primaryPriceFeedId = mmConfig.priceFeedPrimary; + const secondaryPriceFeedId = mmConfig.priceFeedSecondary; - // Constant mode checks + // Constant mode checks + const [mode, price] = primaryPriceFeedId.split(':'); if (mode === "constant") { - if (initPrice) return true; + if (price > 0) return true; else throw new Error("No initPrice available"); } // Check if primary price exists const primaryPrice = PRICE_FEEDS[primaryPriceFeedId]; if (!primaryPrice) throw new Error("Primary price feed unavailable"); - + + // If there is no secondary price feed, the price auto-validates if (!secondaryPriceFeedId) return true; @@ -262,178 +379,251 @@ function validatePriceFeed(market_id) { // If the secondary price feed varies from the primary price feed by more than 1%, assume something is broken const percentDiff = Math.abs(primaryPrice - secondaryPrice) / primaryPrice; if (percentDiff > 0.03) { - throw new Error("Circuit breaker triggered"); + console.error("Primary and secondary price feeds do not match!"); + throw new Error("Circuit breaker triggered"); } return true; } -async function sendfillrequest(orderreceipt) { +async function sendFillRequest(orderreceipt, accountId) { const chainId = orderreceipt[0]; const orderId = orderreceipt[1]; - const market_id = orderreceipt[2]; - const market = MARKETS[market_id]; + const marketId = orderreceipt[2]; + const market = MARKETS[marketId]; const baseCurrency = market.baseAssetId; const quoteCurrency = market.quoteAssetId; const side = orderreceipt[3]; const baseQuantity = orderreceipt[5]; const quoteQuantity = orderreceipt[6]; - const quote = genquote(chainId, market_id, side, baseQuantity); - let tokenSell, tokenBuy, sellQuantity, buyQuantity; + const quote = genQuote(chainId, marketId, side, baseQuantity); + let tokenSell, tokenBuy, sellQuantity, buyQuantity, buySymbol, sellSymbol; if (side === "b") { - tokenSell = market.baseAssetId; - tokenBuy = market.quoteAssetId; - // Add 1 bip to to protect against rounding errors - sellQuantity = (baseQuantity * 1.0001).toFixed(market.baseAsset.decimals); - buyQuantity = (quote.quoteQuantity * 0.9999).toFixed(market.quoteAsset.decimals); + tokenSell = market.baseAssetId; + tokenBuy = market.quoteAssetId; + + sellSymbol = market.baseAsset.symbol; + buySymbol = market.quoteAsset.symbol; + // Add 1 bip to to protect against rounding errors + sellQuantity = (baseQuantity * 1.0001).toFixed(market.baseAsset.decimals); + buyQuantity = (quote.quoteQuantity * 0.9999).toFixed(market.quoteAsset.decimals); } else if (side === "s") { - tokenSell = market.quoteAssetId; - tokenBuy = market.baseAssetId; - // Add 1 bip to to protect against rounding errors - sellQuantity = (quote.quoteQuantity * 1.0001).toFixed(market.quoteAsset.decimals); - buyQuantity = (baseQuantity * 0.9999).toFixed(market.baseAsset.decimals); + tokenSell = market.quoteAssetId; + tokenBuy = market.baseAssetId; + + sellSymbol = market.quoteAsset.symbol; + buySymbol = market.baseAsset.symbol; + // Add 1 bip to to protect against rounding errors + sellQuantity = (quote.quoteQuantity * 1.0001).toFixed(market.quoteAsset.decimals); + buyQuantity = (baseQuantity * 0.9999).toFixed(market.baseAsset.decimals); } const sellQuantityParsed = syncProvider.tokenSet.parseToken( - tokenSell, - sellQuantity + tokenSell, + sellQuantity ); const sellQuantityPacked = zksync.utils.closestPackableTransactionAmount(sellQuantityParsed); const tokenRatio = {}; tokenRatio[tokenBuy] = buyQuantity; tokenRatio[tokenSell] = sellQuantity; - const one_min_expiry = (Date.now() / 1000 | 0) + 60; + const oneMinExpiry = (Date.now() / 1000 | 0) + 60; const orderDetails = { - tokenSell, - tokenBuy, - amount: sellQuantityPacked, - ratio: zksync.utils.tokenRatio(tokenRatio), - validUntil: one_min_expiry + tokenSell, + tokenBuy, + amount: sellQuantityPacked, + ratio: zksync.utils.tokenRatio(tokenRatio), + validUntil: oneMinExpiry } - const fillOrder = await syncWallet.getOrder(orderDetails); - - // Set global flag - ORDER_BROADCASTING = true; + const fillOrder = await WALLETS[accountId].syncWallet.signOrder(orderDetails); + + // Set wallet flag + WALLETS[accountId]['ORDER_BROADCASTING'] = true; + + // ORDER_BROADCASTING should not take longer as 5 sec + setTimeout(function() { + WALLETS[accountId]['ORDER_BROADCASTING'] = false; + }, 5000); const resp = { op: "fillrequest", args: [chainId, orderId, fillOrder] }; - zigzagws.send(JSON.stringify(resp)); + sendMessage(JSON.stringify(resp)); + rememberOrder(chainId, + marketId, + orderId, + quote.quotePrice, + sellSymbol, + sellQuantity, + buySymbol, + buyQuantity + ); } -async function broadcastfill(chainid, orderid, swapOffer, fillOrder) { - // Nonce check - const nonce = swapOffer.nonce; - const userNonce = NONCES[swapOffer.accountId]; - if (nonce <= userNonce) { - throw new Error("badnonce"); - } - const randint = (Math.random()*1000).toFixed(0); - console.time('syncswap' + randint); - const swap = await syncWallet.syncSwap({ - orders: [swapOffer, fillOrder], - feeToken: "ETH", - nonce: fillOrder.nonce - }); - const txhash = swap.txHash.split(":")[1]; - const txhashmsg = {op:"orderstatusupdate", args:[[[chainid,orderid,'b',txhash]]]} - zigzagws.send(JSON.stringify(txhashmsg)); - console.timeEnd('syncswap' + randint); - - console.time('receipt' + randint); - let receipt, success = false; - try { - receipt = await swap.awaitReceipt(); - if (receipt.success) { - success = true; - NONCES[swapOffer.accountId] = swapOffer.nonce; - } - } catch (e) { - receipt = null; - success = false; - } - console.timeEnd('receipt' + randint); - - console.log("Swap broadcast result", {swap, receipt}); - const newstatus = success ? 'f' : 'r'; - const error = success ? null : swap.error.toString(); - const ordercommitmsg = {op:"orderstatusupdate", args:[[[chainid,orderid,newstatus,txhash,error]]]} - zigzagws.send(JSON.stringify(ordercommitmsg)); +async function broadcastFill(chainId, orderId, swapOffer, fillOrder, wallet) { + // Nonce check + const nonce = swapOffer.nonce; + const userNonce = NONCES[swapOffer.accountId]; + if (nonce <= userNonce) { + const orderCommitMsg = {op:"orderstatusupdate", args:[[[chainId,orderId,'r',null,"Order failed userNonce check."]]]} + sendMessage(JSON.stringify(orderCommitMsg)); + return; + } + // select token to match user's fee token + let feeToken; + if (FEE_TOKEN) { + feeToken = FEE_TOKEN + } else { + feeToken = (FEE_TOKEN_LIST.includes(swapOffer.tokenSell)) + ? swapOffer.tokenSell + : 'ETH' + } + + const randInt = (Math.random()*1000).toFixed(0); + console.time('syncswap' + randInt); + const swap = await wallet['syncWallet'].syncSwap({ + orders: [swapOffer, fillOrder], + feeToken: feeToken, + nonce: fillOrder.nonce + }); + const txHash = swap.txHash.split(":")[1]; + const txHashMsg = {op:"orderstatusupdate", args:[[[chainId,orderId,'b',txHash]]]} + sendMessage(JSON.stringify(txHashMsg)); + console.timeEnd('syncswap' + randInt); + + console.time('receipt' + randInt); + let receipt, success = false; + try { + receipt = await swap.awaitReceipt(); + if (receipt.success) { + success = true; + NONCES[swapOffer.accountId] = swapOffer.nonce; + } + } catch (e) { + receipt = null; + success = false; + } + console.timeEnd('receipt' + randInt); + console.log("Swap broadcast result", {swap, receipt}); + + let newStatus, error; + if(success) { + afterFill(chainId, orderId, wallet); + newStatus = 'f'; + error = null; + } else { + newStatus = 'r'; + error = swap.error.toString(); + } + + const orderCommitMsg = {op:"orderstatusupdate", args:[[[chainId,orderId,newStatus,txHash,error]]]} + sendMessage(JSON.stringify(orderCommitMsg)); } async function fillOpenOrders() { - for (let orderid in OPEN_ORDERS) { - const order = OPEN_ORDERS[orderid]; + for (let orderId in OPEN_ORDERS) { + const order = OPEN_ORDERS[orderId]; const fillable = isOrderFillable(order); if (fillable.fillable) { - FILL_QUEUE.push(order); - delete OPEN_ORDERS[orderid]; - } - else if (fillable.reason !== "badprice") { - delete OPEN_ORDERS[orderid]; + sendFillRequest(order, fillable.walletId); + delete OPEN_ORDERS[orderId]; + }else if (![ + "sending order already", + "badprice" + ].includes(fillable.reason)) { + delete OPEN_ORDERS[orderId]; } } } -async function processFillQueue() { - if (ORDER_BROADCASTING) { - setTimeout(processFillQueue, 100); - return false; - } - if (FILL_QUEUE.length === 0) { - setTimeout(processFillQueue, 100); - return false; - } - const order = FILL_QUEUE.shift(); - try { - await sendfillrequest(order); - } catch (e) { - console.error(e); - ORDER_BROADCASTING = false; - } - setTimeout(processFillQueue, 50); -} - -async function cryptowatchWsSetup() { - const cryptowatch_market_ids = []; +async function setupPriceFeeds() { + const cryptowatch = [], chainlink = [], uniswapV3 = []; for (let market in MM_CONFIG.pairs) { - const primaryPriceFeed = MM_CONFIG.pairs[market].priceFeedPrimary; - const secondaryPriceFeed = MM_CONFIG.pairs[market].priceFeedSecondary; - if (primaryPriceFeed) cryptowatch_market_ids.push(primaryPriceFeed); - if (secondaryPriceFeed) cryptowatch_market_ids.push(secondaryPriceFeed); - } + const pairConfig = MM_CONFIG.pairs[market]; + if(!pairConfig.active) { continue; } + // This is needed to make the price feed backwards compatalbe with old constant mode: + // "DYDX-USDC": { + // "mode": "constant", + // "initPrice": 20, + if(pairConfig.mode == "constant") { + const initPrice = pairConfig.initPrice; + pairConfig['priceFeedPrimary'] = "constant:" + initPrice.toString(); + } + const primaryPriceFeed = pairConfig.priceFeedPrimary; + const secondaryPriceFeed = pairConfig.priceFeedSecondary; + // parse keys to lower case to match later PRICE_FEED keys + if (primaryPriceFeed) { + MM_CONFIG.pairs[market].priceFeedPrimary = primaryPriceFeed.toLowerCase(); + } + if (secondaryPriceFeed) { + MM_CONFIG.pairs[market].priceFeedSecondary = secondaryPriceFeed.toLowerCase(); + } + [primaryPriceFeed, secondaryPriceFeed].forEach(priceFeed => { + if(!priceFeed) { return; } + const [provider, id] = priceFeed.split(':'); + switch(provider.toLowerCase()) { + case 'cryptowatch': + if(!cryptowatch.includes(id)) { cryptowatch.push(id); } + break; + case 'chainlink': + if(!chainlink.includes(id)) { chainlink.push(id); } + break; + case 'uniswapv3': + if(!uniswapV3.includes(id)) { uniswapV3.push(id); } + break; + case 'constant': + PRICE_FEEDS['constant:'+id] = parseFloat(id); + break; + default: + throw new Error("Price feed provider "+provider+" is not available.") + break; + } + }); + } + if(chainlink.length > 0) await chainlinkSetup(chainlink); + if(cryptowatch.length > 0) await cryptowatchWsSetup(cryptowatch); + if(uniswapV3.length > 0) await uniswapV3Setup(uniswapV3); + + console.log(PRICE_FEEDS); +} + +async function cryptowatchWsSetup(cryptowatchMarketIds) { // Set initial prices const cryptowatchApiKey = process.env.CRYPTOWATCH_API_KEY || MM_CONFIG.cryptowatchApiKey; - const cryptowatch_markets = await fetch("https://api.cryptowat.ch/markets?apikey=" + cryptowatchApiKey).then(r => r.json()); - const cryptowatch_market_prices = await fetch("https://api.cryptowat.ch/markets/prices?apikey=" + cryptowatchApiKey).then(r => r.json()); - for (let i in cryptowatch_market_ids) { - const cryptowatch_market_id = cryptowatch_market_ids[i].split(":")[1]; - const cryptowatch_market = cryptowatch_markets.result.find(row => row.id == cryptowatch_market_id); - const exchange = cryptowatch_market.exchange; - const pair = cryptowatch_market.pair; - const key = `market:${exchange}:${pair}`; - PRICE_FEEDS[cryptowatch_market_ids[i]] = cryptowatch_market_prices.result[key]; - } - console.log(PRICE_FEEDS); + const cryptowatchMarkets = await fetch("https://api.cryptowat.ch/markets?apikey=" + cryptowatchApiKey).then(r => r.json()); + const cryptowatchMarketPrices = await fetch("https://api.cryptowat.ch/markets/prices?apikey=" + cryptowatchApiKey).then(r => r.json()); + for (let i in cryptowatchMarketIds) { + const cryptowatchMarketId = cryptowatchMarketIds[i]; + try { + const cryptowatchMarket = cryptowatchMarkets.result.find(row => row.id == cryptowatchMarketId); + const exchange = cryptowatchMarket.exchange; + const pair = cryptowatchMarket.pair; + const key = `market:${exchange}:${pair}`; + PRICE_FEEDS['cryptowatch:'+cryptowatchMarketIds[i]] = cryptowatchMarketPrices.result[key]; + } catch (e) { + console.error("Could not set price feed for cryptowatch:" + cryptowatchMarketId); + } + } const subscriptionMsg = { - "subscribe": { - "subscriptions": [] - } + "subscribe": { + "subscriptions": [] + } } - for (let i in cryptowatch_market_ids) { - const cryptowatch_market_id = cryptowatch_market_ids[i].split(":")[1]; + for (let i in cryptowatchMarketIds) { + const cryptowatchMarketId = cryptowatchMarketIds[i]; // first get initial price info subscriptionMsg.subscribe.subscriptions.push({ - "streamSubscription": { - "resource": `markets:${cryptowatch_market_id}:trades` - } + "streamSubscription": { + "resource": `markets:${cryptowatchMarketId}:book:spread` + } }) } let cryptowatch_ws = new WebSocket("wss://stream.cryptowat.ch/connect?apikey=" + cryptowatchApiKey); cryptowatch_ws.on('open', onopen); cryptowatch_ws.on('message', onmessage); cryptowatch_ws.on('close', onclose); + cryptowatch_ws.on('error', console.error); + function onopen() { cryptowatch_ws.send(JSON.stringify(subscriptionMsg)); } @@ -441,64 +631,350 @@ async function cryptowatchWsSetup() { const msg = JSON.parse(data); if (!msg.marketUpdate) return; - const market_id = "cryptowatch:" + msg.marketUpdate.market.marketId; - let trades = msg.marketUpdate.tradesUpdate.trades; - let price = trades[trades.length - 1].priceStr / 1; - PRICE_FEEDS[market_id] = price; - }; + const marketId = "cryptowatch:" + msg.marketUpdate.market.marketId; + let ask = msg.marketUpdate.orderBookSpreadUpdate.ask.priceStr; + let bid = msg.marketUpdate.orderBookSpreadUpdate.bid.priceStr; + let price = ask / 2 + bid / 2; + PRICE_FEEDS[marketId] = price; + } function onclose () { - setTimeout(cryptowatchWsSetup, 5000); + setTimeout(cryptowatchWsSetup, 5000, cryptowatchMarketIds); } } -const CLIENT_ID = (Math.random() * 100000).toString(16); -function indicateLiquidity (market_id) { +async function chainlinkSetup(chainlinkMarketAddress) { + const results = chainlinkMarketAddress.map(async (address) => { + try { + const aggregatorV3InterfaceABI = JSON.parse(fs.readFileSync('ABIs/chainlinkV3InterfaceABI.abi')); + const provider = new ethers.Contract(address, aggregatorV3InterfaceABI, ethersProvider); + const decimals = await provider.decimals(); + const key = 'chainlink:' + address; + CHAINLINK_PROVIDERS[key] = [provider, decimals]; + + // get inital price + const response = await provider.latestRoundData(); + PRICE_FEEDS[key] = parseFloat(response.answer) / 10**decimals; + } catch (e) { + throw new Error ("Error while setting up chainlink for "+address+", Error: "+e); + } + }); + await Promise.all(results); + setInterval(chainlinkUpdate, 30000); +} + +async function chainlinkUpdate() { try { - validatePriceFeed(market_id); - } catch(e) { - return false; + await Promise.all(Object.keys(CHAINLINK_PROVIDERS).map(async (key) => { + const [provider, decimals] = CHAINLINK_PROVIDERS[key]; + const response = await provider.latestRoundData(); + PRICE_FEEDS[key] = parseFloat(response.answer) / 10**decimals; + })); + chainlink_error_counter = 0; + } catch (err) { + chainlink_error_counter += 1; + console.log(`Failed to update chainlink, retry: ${err.message}`); + if(chainlink_error_counter > 4) { + throw new Error ("Failed to update chainlink since 150 seconds!") + } } +} - const marketInfo = MARKETS[market_id]; - const mmConfig = MM_CONFIG.pairs[market_id]; - const midPrice = getMidPrice(market_id); - const expires = (Date.now() / 1000 | 0) + 10; // 10s expiry - const side = mmConfig.side || 'd'; - const baseBalance = ACCOUNT_STATE.committed.balances[marketInfo.baseAsset.symbol] / 10**marketInfo.baseAsset.decimals; - const quoteBalance = ACCOUNT_STATE.committed.balances[marketInfo.quoteAsset.symbol] / 10**marketInfo.quoteAsset.decimals; - const maxSellSize = Math.min(baseBalance, mmConfig.maxSize); - const maxBuySize = Math.min(quoteBalance / midPrice, mmConfig.maxSize); - if (!midPrice) return false; - - const splits = 10; - const liquidity = []; - for (let i=1; i <= splits; i++) { - const buyPrice = midPrice * (1 - mmConfig.minSpread - (mmConfig.slippageRate * maxBuySize * i/splits)); - const sellPrice = midPrice * (1 + mmConfig.minSpread + (mmConfig.slippageRate * maxSellSize * i/splits)); - if ((['b','d']).includes(side)) { - liquidity.push(["b", buyPrice, maxBuySize / splits, expires]); +async function uniswapV3Setup(uniswapV3Address) { + const results = uniswapV3Address.map(async (address) => { + try { + const IUniswapV3PoolABI = JSON.parse(fs.readFileSync('ABIs/IUniswapV3Pool.abi')); + const ERC20ABI = JSON.parse(fs.readFileSync('ABIs/ERC20.abi')); + + const provider = new ethers.Contract(address, IUniswapV3PoolABI, ethersProvider); + + let [ + slot0, + addressToken0, + addressToken1 + ] = await Promise.all ([ + provider.slot0(), + provider.token0(), + provider.token1() + ]); + + const tokenProvier0 = new ethers.Contract(addressToken0, ERC20ABI, ethersProvider); + const tokenProvier1 = new ethers.Contract(addressToken1, ERC20ABI, ethersProvider); + + let [ + decimals0, + decimals1 + ] = await Promise.all ([ + tokenProvier0.decimals(), + tokenProvier1.decimals() + ]); + + const key = 'uniswapv3:' + address; + const decimalsRatio = (10**decimals0 / 10**decimals1); + UNISWAP_V3_PROVIDERS[key] = [provider, decimalsRatio]; + + // get inital price + const price = (slot0.sqrtPriceX96*slot0.sqrtPriceX96*decimalsRatio) / (2**192); + PRICE_FEEDS[key] = price; + } catch (e) { + throw new Error ("Error while setting up uniswapV3 for "+address+", Error: "+e); } - if ((['s','d']).includes(side)) { - liquidity.push(["s", sellPrice, maxSellSize / splits, expires]); + }); + await Promise.all(results); + setInterval(uniswapV3Update, 30000); +} + +async function uniswapV3Update() { + try { + await Promise.all(Object.keys(UNISWAP_V3_PROVIDERS).map(async (key) => { + const [provider, decimalsRatio] = UNISWAP_V3_PROVIDERS[key]; + const slot0 = await provider.slot0(); + PRICE_FEEDS[key] = (slot0.sqrtPriceX96*slot0.sqrtPriceX96*decimalsRatio) / (2**192); + })); + // reset error counter if successful + uniswap_error_counter = 0; + } catch (err) { + uniswap_error_counter += 1; + console.log(`Failed to update uniswap, retry: ${err.message}`); + console.log(err.message); + if(uniswap_error_counter > 4) { + throw new Error ("Failed to update uniswap since 150 seconds!") } } - const msg = { op: "indicateliq2", args: [CHAIN_ID, market_id, liquidity, CLIENT_ID] }; - zigzagws.send(JSON.stringify(msg)); } -function getMidPrice (market_id) { - const mmConfig = MM_CONFIG.pairs[market_id]; - const mode = mmConfig.mode || "pricefeed"; - let midPrice; - if (mode == "constant") { - midPrice = mmConfig.initPrice; +function indicateLiquidity (pairs = MM_CONFIG.pairs) { + for(const marketId in pairs) { + const mmConfig = pairs[marketId]; + if(!mmConfig || !mmConfig.active) continue; + + try { + validatePriceFeed(marketId); + } catch(e) { + console.error("Can not indicateLiquidity ("+marketId+") because: " + e); + continue; + } + + const marketInfo = MARKETS[marketId]; + if (!marketInfo) continue; + + const midPrice = (mmConfig.invert) + ? (1 / PRICE_FEEDS[mmConfig.priceFeedPrimary]) + : PRICE_FEEDS[mmConfig.priceFeedPrimary]; + if (!midPrice) continue; + + const expires = (Date.now() / 1000 | 0) + 10; // 10s expiry + const side = mmConfig.side || 'd'; + + let maxBaseBalance = 0, maxQuoteBalance = 0; + Object.keys(WALLETS).forEach(accountId => { + const walletBase = WALLETS[accountId]['account_state'].committed.balances[marketInfo.baseAsset.symbol]; + const walletQuote = WALLETS[accountId]['account_state'].committed.balances[marketInfo.quoteAsset.symbol]; + if (Number(walletBase) > maxBaseBalance) { + maxBaseBalance = walletBase; + } + if (Number(walletQuote) > maxQuoteBalance) { + maxQuoteBalance = walletQuote; + } + }); + const baseBalance = maxBaseBalance / 10**marketInfo.baseAsset.decimals; + const quoteBalance = maxQuoteBalance / 10**marketInfo.quoteAsset.decimals; + const maxSellSize = Math.min(baseBalance, mmConfig.maxSize); + const maxBuySize = Math.min(quoteBalance / midPrice, mmConfig.maxSize); + + // dont do splits if under 1000 USD + const usdBaseBalance = baseBalance * marketInfo.baseAsset.usdPrice; + const usdQuoteBalance = quoteBalance * marketInfo.quoteAsset.usdPrice; + let buySplits = (usdQuoteBalance && usdQuoteBalance < 1000) ? 1 : (mmConfig.numOrdersIndicated || 4); + let sellSplits = (usdBaseBalance && usdBaseBalance < 1000) ? 1 : (mmConfig.numOrdersIndicated || 4); + + if (usdQuoteBalance && usdQuoteBalance < (10 * buySplits)) buySplits = Math.floor(usdQuoteBalance / 10) + if (usdBaseBalance && usdBaseBalance < (10 * sellSplits)) sellSplits = Math.floor(usdBaseBalance / 10) + + const liquidity = []; + for (let i=1; i <= buySplits; i++) { + const buyPrice = midPrice * (1 - mmConfig.minSpread - (mmConfig.slippageRate * maxBuySize * i/buySplits)); + if ((['b','d']).includes(side)) { + liquidity.push(["b", buyPrice, maxBuySize / buySplits, expires]); + } + } + for (let i=1; i <= sellSplits; i++) { + const sellPrice = midPrice * (1 + mmConfig.minSpread + (mmConfig.slippageRate * maxSellSize * i/sellSplits)); + if ((['s','d']).includes(side)) { + liquidity.push(["s", sellPrice, maxSellSize / sellSplits, expires]); + } + } + + const msg = { op: "indicateliq2", args: [CHAIN_ID, marketId, liquidity] }; + try { + sendMessage(JSON.stringify(msg)); + } catch (e) { + console.error("Could not send liquidity"); + console.error(e); + } + } +} + +function cancelLiquidity (chainId, marketId) { + const msg = { op: "indicateliq2", args: [chainId, marketId, []] }; + try { + sendMessage(JSON.stringify(msg)); + } catch (e) { + console.error("Could not send liquidity"); + console.error(e); + } +} + +async function afterFill(chainId, orderId, wallet) { + const order = PAST_ORDER_LIST[orderId]; + if(!order) { return; } + const marketId = order.marketId; + const mmConfig = MM_CONFIG.pairs[marketId]; + if(!mmConfig) { return; } + + // update account state from order + const account_state = wallet['account_state'].committed.balances; + const buyTokenParsed = syncProvider.tokenSet.parseToken ( + order.buySymbol, + order.buyQuantity + ); + const sellTokenParsed = syncProvider.tokenSet.parseToken ( + order.sellSymbol, + order.sellQuantity + ); + const oldBuyBalance = account_state[order.buySymbol] ? account_state[order.buySymbol] : '0'; + const oldSellBalance = account_state[order.sellSymbol] ? account_state[order.sellSymbol] : '0'; + const oldBuyTokenParsed = ethers.BigNumber.from(oldBuyBalance); + const oldSellTokenParsed = ethers.BigNumber.from(oldSellBalance); + account_state[order.buySymbol] = (oldBuyTokenParsed.add(buyTokenParsed)).toString(); + account_state[order.sellSymbol] = (oldSellTokenParsed.sub(sellTokenParsed)).toString(); + + const indicateMarket = {}; + indicateMarket[marketId] = mmConfig; + if(mmConfig.delayAfterFill) { + let delayAfterFillMinSize + if( + !Array.isArray(mmConfig.delayAfterFill) || + !mmConfig.delayAfterFill[1] + ) { + delayAfterFillMinSize = 0; + } else { + delayAfterFillMinSize = mmConfig.delayAfterFill[1] + } + + if(order.baseQuantity > delayAfterFillMinSize) { + // no array -> old config + // or array and buyQuantity over minSize + mmConfig.active = false; + cancelLiquidity (chainId, marketId); + console.log(`Set ${marketId} passive for ${mmConfig.delayAfterFill} seconds.`); + setTimeout(() => { + mmConfig.active = true; + console.log(`Set ${marketId} active.`); + indicateLiquidity(indicateMarket); + }, mmConfig.delayAfterFill * 1000); + } + } + + // increaseSpreadAfterFill size might not be set + const increaseSpreadAfterFillMinSize = (mmConfig.increaseSpreadAfterFill?.[2]) + ? mmConfig.increaseSpreadAfterFill[2] + : 0 + if( + mmConfig.increaseSpreadAfterFill && + order.baseQuantity > increaseSpreadAfterFillMinSize + + ) { + const [spread, time] = mmConfig.increaseSpreadAfterFill; + mmConfig.minSpread = mmConfig.minSpread + spread; + console.log(`Changed ${marketId} minSpread by ${spread}.`); + indicateLiquidity(indicateMarket); + setTimeout(() => { + mmConfig.minSpread = mmConfig.minSpread - spread; + console.log(`Changed ${marketId} minSpread by -${spread}.`); + indicateLiquidity(indicateMarket); + }, time * 1000); + } + + // changeSizeAfterFill size might not be set + const changeSizeAfterFillMinSize = (mmConfig.changeSizeAfterFill?.[2]) + ? mmConfig.changeSizeAfterFill[2] + : 0 + if( + mmConfig.changeSizeAfterFill && + order.baseQuantity > changeSizeAfterFillMinSize + ) { + const [size, time] = mmConfig.changeSizeAfterFill; + mmConfig.maxSize = mmConfig.maxSize + size; + console.log(`Changed ${marketId} maxSize by ${size}.`); + indicateLiquidity(indicateMarket); + setTimeout(() => { + mmConfig.maxSize = mmConfig.maxSize - size; + console.log(`Changed ${marketId} maxSize by ${(size* (-1))}.`); + indicateLiquidity(indicateMarket); + }, time * 1000); } - else if (mode == "pricefeed") { - midPrice = PRICE_FEEDS[mmConfig.priceFeedPrimary]; +} + +function rememberOrder(chainId, marketId, orderId, price, sellSymbol, sellQuantity, buySymbol, buyQuantity) { + const timestamp = Date.now() / 1000; + for (const [key, value] of Object.entries(PAST_ORDER_LIST)) { + if (value['expiry'] < timestamp) { + delete PAST_ORDER_LIST[key]; + } } - return midPrice; + + const [baseSymbol, quoteSymbol] = marketId.split('-') + let baseQuantity, quoteQuantity; + if(sellSymbol === baseSymbol) { + baseQuantity = sellQuantity; + quoteQuantity = buyQuantity; + } else { + baseQuantity = buyQuantity; + quoteQuantity = sellQuantity; + } + + const expiry = timestamp + 900; + PAST_ORDER_LIST[orderId] = { + 'chainId': chainId, + 'marketId': marketId, + 'price': price, + 'baseQuantity': baseQuantity, + 'quoteQuantity': quoteQuantity, + 'sellSymbol': sellSymbol, + 'sellQuantity': sellQuantity, + 'buySymbol': buySymbol, + 'buyQuantity': buyQuantity, + 'expiry':expiry + }; } async function updateAccountState() { - ACCOUNT_STATE = await syncWallet.getAccountState(); + try { + Object.keys(WALLETS).forEach(accountId => { + (WALLETS[accountId]['syncWallet']).getAccountState().then((state) => { + WALLETS[accountId]['account_state'] = state; + }) + }); + } catch(err) { + // pass + } +} + +async function sendMessage(msg) { + let success = false; + do { + success = await waitForSocketConnection(msg); + } while (!success); } + +async function waitForSocketConnection(msg) { + if (zigzagws.readyState === 1) { + if (msg != null) { + zigzagws.send(msg); + return true; + } + } else { + await new Promise(resolve => setTimeout(resolve, 10)); + return false; + } +} \ No newline at end of file diff --git a/package-lock.json b/package-lock.json index 2898c3d..4a0eb64 100644 --- a/package-lock.json +++ b/package-lock.json @@ -1,238 +1,1890 @@ { "name": "zigzag-market-maker", "version": "1.0.0", - "lockfileVersion": 1, + "lockfileVersion": 2, "requires": true, + "packages": { + "": { + "name": "zigzag-market-maker", + "version": "1.0.0", + "license": "ISC", + "dependencies": { + "dotenv": "^10.0.0", + "ethers": "^5.5.1", 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