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fix: Configurable fee on USV2 executor.

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- This fee is not the same depending on the fork. For example, Pancake V2 uses a 0.25% fee, while the USV2 fee is 0.3%. We were wrongly hard-coding this fee to 0.3%.
This commit is contained in:
TAMARA LIPOWSKI
2025-04-18 16:23:03 -04:00
committed by Diana Carvalho
parent 104e1ecd43
commit 4f9785fdac
4 changed files with 38 additions and 23 deletions
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35
foundry/scripts/deploy-executors.js
View File

@@ -5,25 +5,28 @@ const hre = require("hardhat");
// Comment out the executors you don't want to deploy
const executors_to_deploy = {
"ethereum": [
// USV2 - Args: Factory, Pool Init Code Hash
// USV2 - Args: Factory, Pool Init Code Hash, Fee BPS
{
exchange: "UniswapV2Executor", args: [
"0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f",
"0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f"
"0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f",
30
]
},
// SUSHISWAP - Args: Factory, Pool Init Code Hash
// SUSHISWAP - Args: Factory, Pool Init Code Hash, Fee BPS, Fee BPS
{
exchange: "UniswapV2Executor", args: [
"0xC0AEe478e3658e2610c5F7A4A2E1777cE9e4f2Ac",
"0xe18a34eb0e04b04f7a0ac29a6e80748dca96319b42c54d679cb821dca90c6303"
"0xe18a34eb0e04b04f7a0ac29a6e80748dca96319b42c54d679cb821dca90c6303",
30
]
},
// PANCAKESWAP V2 - Args: Factory, Pool Init Code Hash
// PANCAKESWAP V2 - Args: Factory, Pool Init Code Hash, Fee BPS
{
exchange: "UniswapV2Executor", args: [
"0x1097053Fd2ea711dad45caCcc45EfF7548fCB362",
"0x57224589c67f3f30a6b0d7a1b54cf3153ab84563bc609ef41dfb34f8b2974d2d"
"0x57224589c67f3f30a6b0d7a1b54cf3153ab84563bc609ef41dfb34f8b2974d2d",
25
]
},
// USV3 -Args: Factory, Pool Init Code Hash
@@ -57,25 +60,28 @@ const executors_to_deploy = {
}
],
"base": [
// Args: Factory, Pool Init Code Hash
// Args: Factory, Pool Init Code Hash, Fee BPS
{
exchange: "UniswapV2Executor", args: [
"0x8909Dc15e40173Ff4699343b6eB8132c65e18eC6",
"0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f"
"0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f",
30
]
},
// SUSHISWAP V2 - Args: Factory, Pool Init Code Hash
// SUSHISWAP V2 - Args: Factory, Pool Init Code Hash, Fee BPS
{
exchange: "UniswapV2Executor", args: [
"0x71524B4f93c58fcbF659783284E38825f0622859",
"0xe18a34eb0e04b04f7a0ac29a6e80748dca96319b42c54d679cb821dca90c6303"
"0xe18a34eb0e04b04f7a0ac29a6e80748dca96319b42c54d679cb821dca90c6303",
30
]
},
// PANCAKESWAP V2 - Args: Factory, Pool Init Code Hash
// PANCAKESWAP V2 - Args: Factory, Pool Init Code Hash, Fee BPS
{
exchange: "UniswapV2Executor", args: [
"0x02a84c1b3BBD7401a5f7fa98a384EBC70bB5749E",
"0x57224589c67f3f30a6b0d7a1b54cf3153ab84563bc609ef41dfb34f8b2974d2d"
"0x57224589c67f3f30a6b0d7a1b54cf3153ab84563bc609ef41dfb34f8b2974d2d",
25
]
},
// USV3 - Args: Factory, Pool Init Code Hash
@@ -97,11 +103,12 @@ const executors_to_deploy = {
{exchange: "BalancerV2Executor", args: []},
],
"unichain": [
// Args: Factory, Pool Init Code Hash
// Args: Factory, Pool Init Code Hash, Fee BPS
{
exchange: "UniswapV2Executor", args: [
"0x1f98400000000000000000000000000000000002",
"0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f"
"0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f",
30
]
},
// USV3 - Args: Factory, Pool Init Code Hash

12
foundry/src/executors/UniswapV2Executor.sol
View File

@@ -10,6 +10,7 @@ error UniswapV2Executor__InvalidDataLength();
error UniswapV2Executor__InvalidTarget();
error UniswapV2Executor__InvalidFactory();
error UniswapV2Executor__InvalidInitCode();
error UniswapV2Executor__InvalidFee();
contract UniswapV2Executor is IExecutor, TokenTransfer {
using SafeERC20 for IERC20;
@@ -17,8 +18,9 @@ contract UniswapV2Executor is IExecutor, TokenTransfer {
address public immutable factory;
bytes32 public immutable initCode;
address private immutable self;
uint256 public immutable feeBps;
constructor(address _factory, bytes32 _initCode, address _permit2)
constructor(address _factory, bytes32 _initCode, address _permit2, uint256 _feeBps)
TokenTransfer(_permit2)
{
if (_factory == address(0)) {
@@ -29,6 +31,10 @@ contract UniswapV2Executor is IExecutor, TokenTransfer {
}
factory = _factory;
initCode = _initCode;
if (_feeBps > 10000) {
revert UniswapV2Executor__InvalidFee();
}
feeBps = _feeBps;
self = address(this);
}
@@ -100,9 +106,9 @@ contract UniswapV2Executor is IExecutor, TokenTransfer {
}
require(reserveIn > 0 && reserveOut > 0, "L");
uint256 amountInWithFee = amountIn * 997;
uint256 amountInWithFee = amountIn * (10000 - feeBps);
uint256 numerator = amountInWithFee * uint256(reserveOut);
uint256 denominator = (uint256(reserveIn) * 1000) + amountInWithFee;
uint256 denominator = (uint256(reserveIn) * 10000) + amountInWithFee;
amount = numerator / denominator;
}

2
foundry/test/TychoRouterTestSetup.sol
View File

@@ -99,7 +99,7 @@ contract TychoRouterTestSetup is Constants, Permit2TestHelper {
IPoolManager poolManager = IPoolManager(poolManagerAddress);
usv2Executor =
new UniswapV2Executor(factoryV2, initCodeV2, PERMIT2_ADDRESS);
new UniswapV2Executor(factoryV2, initCodeV2, PERMIT2_ADDRESS, 30);
usv3Executor =
new UniswapV3Executor(factoryV3, initCodeV3, PERMIT2_ADDRESS);
usv4Executor = new UniswapV4Executor(poolManager, PERMIT2_ADDRESS);

12
foundry/test/executors/UniswapV2Executor.t.sol
View File

@@ -8,8 +8,8 @@ import {Constants} from "../Constants.sol";
import {Permit2TestHelper} from "../Permit2TestHelper.sol";
contract UniswapV2ExecutorExposed is UniswapV2Executor {
constructor(address _factory, bytes32 _initCode, address _permit2)
UniswapV2Executor(_factory, _initCode, _permit2)
constructor(address _factory, bytes32 _initCode, address _permit2, uint256 _feeBps)
UniswapV2Executor(_factory, _initCode, _permit2, _feeBps)
{}
function decodeParams(bytes calldata data)
@@ -63,17 +63,19 @@ contract UniswapV2ExecutorTest is Test, Constants, Permit2TestHelper {
uint256 forkBlock = 17323404;
vm.createSelectFork(vm.rpcUrl("mainnet"), forkBlock);
uniswapV2Exposed = new UniswapV2ExecutorExposed(
USV2_FACTORY_ETHEREUM, USV2_POOL_CODE_INIT_HASH, PERMIT2_ADDRESS
USV2_FACTORY_ETHEREUM, USV2_POOL_CODE_INIT_HASH, PERMIT2_ADDRESS, 30
);
sushiswapV2Exposed = new UniswapV2ExecutorExposed(
SUSHISWAPV2_FACTORY_ETHEREUM,
SUSHIV2_POOL_CODE_INIT_HASH,
PERMIT2_ADDRESS
PERMIT2_ADDRESS,
30
);
pancakeswapV2Exposed = new UniswapV2ExecutorExposed(
PANCAKESWAPV2_FACTORY_ETHEREUM,
PANCAKEV2_POOL_CODE_INIT_HASH,
PERMIT2_ADDRESS
PERMIT2_ADDRESS,
25
);
permit2 = IAllowanceTransfer(PERMIT2_ADDRESS);
}