编译器
0.8.19+commit.7dd6d404
文件 1 的 21：Address.sol
pragma solidity ^0.8.1;
library Address {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value
) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
文件 2 的 21：AddressUpgradeable.sol
pragma solidity ^0.8.1;
library AddressUpgradeable {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value
) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
文件 3 的 21：Context.sol
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
文件 4 的 21：ContextUpgradeable.sol
pragma solidity ^0.8.0;
import "../proxy/utils/Initializable.sol";
abstract contract ContextUpgradeable is Initializable {
function __Context_init() internal onlyInitializing {
}
function __Context_init_unchained() internal onlyInitializing {
}
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
uint256[50] private __gap;
}
文件 5 的 21：ERC20.sol
pragma solidity ^0.8.0;
import "./IERC20.sol";
import "./extensions/IERC20Metadata.sol";
import "../../utils/Context.sol";
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint8) {
return 18;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
function transferFrom(
address from,
address to,
uint256 amount
) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
function _transfer(
address from,
address to,
uint256 amount
) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
_balances[to] += amount;
}
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
unchecked {
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
_totalSupply -= amount;
}
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
function _approve(
address owner,
address spender,
uint256 amount
) internal virtual {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _spendAllowance(
address owner,
address spender,
uint256 amount
) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
}
文件 6 的 21：GasFeeThrottler.sol
pragma solidity ^0.8.0;
import "@openzeppelin-4/contracts/utils/Address.sol";
import "./IGasPrice.sol";
contract GasFeeThrottler {
bool public shouldGasThrottle = true;
address public gasprice = address(0xA43509661141F254F54D9A326E8Ec851A0b95307);
modifier gasThrottle() {
if (shouldGasThrottle && Address.isContract(gasprice)) {
require(tx.gasprice <= IGasPrice(gasprice).maxGasPrice(), "gas is too high!");
}
_;
}
}文件 7 的 21：IERC20.sol
pragma solidity ^0.8.0;
interface IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(
address from,
address to,
uint256 amount
) external returns (bool);
}
文件 8 的 21：IERC20Extended.sol
pragma solidity >=0.6.0 <0.9.0;
interface IERC20Extended {
function symbol() external view returns (string memory);
function decimals() external view returns (uint);
}文件 9 的 21：IERC20Metadata.sol
pragma solidity ^0.8.0;
import "../IERC20.sol";
interface IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
文件 10 的 21：IFeeConfig.sol
pragma solidity ^0.8.0;
interface IFeeConfig {
struct FeeCategory {
uint256 total;
uint256 beefy;
uint256 call;
uint256 strategist;
string label;
bool active;
}
struct AllFees {
FeeCategory performance;
uint256 deposit;
uint256 withdraw;
}
function getFees(address strategy) external view returns (FeeCategory memory);
function stratFeeId(address strategy) external view returns (uint256);
function setStratFeeId(uint256 feeId) external;
}
文件 11 的 21：IGasPrice.sol
pragma solidity >=0.6.0 <0.9.0;
interface IGasPrice {
function maxGasPrice() external returns (uint);
}文件 12 的 21：ISolidlyPair.sol
pragma solidity >=0.6.0 <0.9.0;
interface ISolidlyPair {
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function burn(address to) external returns (uint amount0, uint amount1);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function stable() external view returns (bool);
function getAmountOut(uint256 amountIn, address tokenIn) external view returns (uint256);
}文件 13 的 21：ISolidlyRouter.sol
pragma solidity >=0.6.0 <0.9.0;
pragma experimental ABIEncoderV2;
interface ISolidlyRouter {
struct Routes {
address from;
address to;
bool stable;
}
struct Route {
address from;
address to;
bool stable;
address factory;
}
function addLiquidity(
address tokenA,
address tokenB,
bool stable,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
bool stable,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
bool stable,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
bool stable,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokensSimple(
uint amountIn,
uint amountOutMin,
address tokenFrom,
address tokenTo,
bool stable,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
Routes[] memory route,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
Route[] memory route,
address to,
uint deadline
) external returns (uint[] memory amounts);
function getAmountOut(uint amountIn, address tokenIn, address tokenOut) external view returns (uint amount, bool stable);
function getAmountsOut(uint amountIn, Routes[] memory routes) external view returns (uint[] memory amounts);
function getAmountsOut(uint amountIn, Route[] memory routes) external view returns (uint[] memory amounts);
function quoteAddLiquidity(
address tokenA,
address tokenB,
bool stable,
uint amountADesired,
uint amountBDesired
) external view returns (uint amountA, uint amountB, uint liquidity);
function quoteAddLiquidity(
address tokenA,
address tokenB,
bool stable,
address _factory,
uint amountADesired,
uint amountBDesired
) external view returns (uint amountA, uint amountB, uint liquidity);
function defaultFactory() external view returns (address);
}文件 14 的 21：IVelodromeGauge.sol
pragma solidity >=0.6.0 <0.9.0;
interface IVelodromeGauge {
function deposit(uint256 amount, address recipient) external;
function withdraw(uint256 amount) external;
function getReward(address account) external;
function earned(address user) external view returns (uint256);
function balanceOf(address user) external view returns (uint256);
}文件 15 的 21：Initializable.sol
pragma solidity ^0.8.2;
import "../../utils/AddressUpgradeable.sol";
abstract contract Initializable {
uint8 private _initialized;
bool private _initializing;
event Initialized(uint8 version);
modifier initializer() {
bool isTopLevelCall = !_initializing;
require(
(isTopLevelCall && _initialized < 1) || (!AddressUpgradeable.isContract(address(this)) && _initialized == 1),
"Initializable: contract is already initialized"
);
_initialized = 1;
if (isTopLevelCall) {
_initializing = true;
}
_;
if (isTopLevelCall) {
_initializing = false;
emit Initialized(1);
}
}
modifier reinitializer(uint8 version) {
require(!_initializing && _initialized < version, "Initializable: contract is already initialized");
_initialized = version;
_initializing = true;
_;
_initializing = false;
emit Initialized(version);
}
modifier onlyInitializing() {
require(_initializing, "Initializable: contract is not initializing");
_;
}
function _disableInitializers() internal virtual {
require(!_initializing, "Initializable: contract is initializing");
if (_initialized < type(uint8).max) {
_initialized = type(uint8).max;
emit Initialized(type(uint8).max);
}
}
function _getInitializedVersion() internal view returns (uint8) {
return _initialized;
}
function _isInitializing() internal view returns (bool) {
return _initializing;
}
}
文件 16 的 21：OwnableUpgradeable.sol
pragma solidity ^0.8.0;
import "../utils/ContextUpgradeable.sol";
import "../proxy/utils/Initializable.sol";
abstract contract OwnableUpgradeable is Initializable, ContextUpgradeable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function __Ownable_init() internal onlyInitializing {
__Ownable_init_unchained();
}
function __Ownable_init_unchained() internal onlyInitializing {
_transferOwnership(_msgSender());
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
uint256[49] private __gap;
}
文件 17 的 21：PausableUpgradeable.sol
pragma solidity ^0.8.0;
import "../utils/ContextUpgradeable.sol";
import "../proxy/utils/Initializable.sol";
abstract contract PausableUpgradeable is Initializable, ContextUpgradeable {
event Paused(address account);
event Unpaused(address account);
bool private _paused;
function __Pausable_init() internal onlyInitializing {
__Pausable_init_unchained();
}
function __Pausable_init_unchained() internal onlyInitializing {
_paused = false;
}
modifier whenNotPaused() {
_requireNotPaused();
_;
}
modifier whenPaused() {
_requirePaused();
_;
}
function paused() public view virtual returns (bool) {
return _paused;
}
function _requireNotPaused() internal view virtual {
require(!paused(), "Pausable: paused");
}
function _requirePaused() internal view virtual {
require(paused(), "Pausable: not paused");
}
function _pause() internal virtual whenNotPaused {
_paused = true;
emit Paused(_msgSender());
}
function _unpause() internal virtual whenPaused {
_paused = false;
emit Unpaused(_msgSender());
}
uint256[49] private __gap;
}
文件 18 的 21：SafeERC20.sol
pragma solidity ^0.8.0;
import "../IERC20.sol";
import "../extensions/draft-IERC20Permit.sol";
import "../../../utils/Address.sol";
library SafeERC20 {
using Address for address;
function safeTransfer(
IERC20 token,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
function safeApprove(
IERC20 token,
address spender,
uint256 value
) internal {
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function safePermit(
IERC20Permit token,
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) internal {
uint256 nonceBefore = token.nonces(owner);
token.permit(owner, spender, value, deadline, v, r, s);
uint256 nonceAfter = token.nonces(owner);
require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
}
function _callOptionalReturn(IERC20 token, bytes memory data) private {
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
文件 19 的 21：StratFeeManagerInitializable.sol
pragma solidity ^0.8.0;
import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/security/PausableUpgradeable.sol";
import "../../interfaces/common/IFeeConfig.sol";
contract StratFeeManagerInitializable is OwnableUpgradeable, PausableUpgradeable {
struct CommonAddresses {
address vault;
address unirouter;
address keeper;
address strategist;
address beefyFeeRecipient;
address beefyFeeConfig;
}
address public vault;
address public unirouter;
address public keeper;
address public strategist;
address public beefyFeeRecipient;
IFeeConfig public beefyFeeConfig;
uint256 constant DIVISOR = 1 ether;
uint256 constant public WITHDRAWAL_FEE_CAP = 50;
uint256 constant public WITHDRAWAL_MAX = 10000;
uint256 internal withdrawalFee;
event SetStratFeeId(uint256 feeId);
event SetWithdrawalFee(uint256 withdrawalFee);
event SetVault(address vault);
event SetUnirouter(address unirouter);
event SetKeeper(address keeper);
event SetStrategist(address strategist);
event SetBeefyFeeRecipient(address beefyFeeRecipient);
event SetBeefyFeeConfig(address beefyFeeConfig);
function __StratFeeManager_init(CommonAddresses calldata _commonAddresses) internal onlyInitializing {
__Ownable_init();
__Pausable_init();
vault = _commonAddresses.vault;
unirouter = _commonAddresses.unirouter;
keeper = _commonAddresses.keeper;
strategist = _commonAddresses.strategist;
beefyFeeRecipient = _commonAddresses.beefyFeeRecipient;
beefyFeeConfig = IFeeConfig(_commonAddresses.beefyFeeConfig);
withdrawalFee = 10;
}
modifier onlyManager() {
require(msg.sender == owner() || msg.sender == keeper, "!manager");
_;
}
function getFees() internal view returns (IFeeConfig.FeeCategory memory) {
return beefyFeeConfig.getFees(address(this));
}
function getAllFees() external view returns (IFeeConfig.AllFees memory) {
return IFeeConfig.AllFees(getFees(), depositFee(), withdrawFee());
}
function getStratFeeId() external view returns (uint256) {
return beefyFeeConfig.stratFeeId(address(this));
}
function setStratFeeId(uint256 _feeId) external onlyManager {
beefyFeeConfig.setStratFeeId(_feeId);
emit SetStratFeeId(_feeId);
}
function setWithdrawalFee(uint256 _fee) public onlyManager {
require(_fee <= WITHDRAWAL_FEE_CAP, "!cap");
withdrawalFee = _fee;
emit SetWithdrawalFee(_fee);
}
function setVault(address _vault) external onlyOwner {
vault = _vault;
emit SetVault(_vault);
}
function setUnirouter(address _unirouter) external onlyOwner {
unirouter = _unirouter;
emit SetUnirouter(_unirouter);
}
function setKeeper(address _keeper) external onlyManager {
keeper = _keeper;
emit SetKeeper(_keeper);
}
function setStrategist(address _strategist) external {
require(msg.sender == strategist, "!strategist");
strategist = _strategist;
emit SetStrategist(_strategist);
}
function setBeefyFeeRecipient(address _beefyFeeRecipient) external onlyOwner {
beefyFeeRecipient = _beefyFeeRecipient;
emit SetBeefyFeeRecipient(_beefyFeeRecipient);
}
function setBeefyFeeConfig(address _beefyFeeConfig) external onlyOwner {
beefyFeeConfig = IFeeConfig(_beefyFeeConfig);
emit SetBeefyFeeConfig(_beefyFeeConfig);
}
function depositFee() public virtual view returns (uint256) {
return 0;
}
function withdrawFee() public virtual view returns (uint256) {
return paused() ? 0 : withdrawalFee;
}
function beforeDeposit() external virtual {}
}文件 20 的 21：StrategyCommonVelodromeGaugeV2.sol
pragma solidity ^0.8.0;
import "@openzeppelin-4/contracts/token/ERC20/ERC20.sol";
import "@openzeppelin-4/contracts/token/ERC20/utils/SafeERC20.sol";
import "../../interfaces/common/ISolidlyRouter.sol";
import "../../interfaces/common/ISolidlyPair.sol";
import "../../interfaces/common/IVelodromeGauge.sol";
import "../../interfaces/common/IERC20Extended.sol";
import "../Common/StratFeeManagerInitializable.sol";
import "../../utils/GasFeeThrottler.sol";
interface IOvernight {
struct MintParams {
address asset;
uint256 amount;
string referral;
}
function mint(MintParams calldata _mintParams) external;
}
contract StrategyVelodromeGaugeV2 is StratFeeManagerInitializable {
using SafeERC20 for IERC20;
address public native = 0x4200000000000000000000000000000000000006;
address public output = 0x940181a94A35A4569E4529A3CDfB74e38FD98631;
address public want = 0xE96c788E66a97Cf455f46C5b27786191fD3bC50B;
address public usdc = 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913;
address public exchange = 0x868D69875BF274E7Bd3d8b97b1Acd89dbdeb67af;
address public lpToken0 = 0x85483696Cc9970Ad9EdD786b2C5ef735F38D156f;
address public lpToken1 = 0xB79DD08EA68A908A97220C76d19A6aA9cBDE4376;
address public gauge;
address public factory;
bool public stable;
bool public harvestOnDeposit;
uint256 public lastHarvest;
ISolidlyRouter.Route[] public outputToNativeRoute;
ISolidlyRouter.Route[] public outputToLp0Route;
ISolidlyRouter.Route[] public outputToLp1Route;
event StratHarvest(address indexed harvester, uint256 wantHarvested, uint256 tvl);
event Deposit(uint256 tvl);
event Withdraw(uint256 tvl);
event ChargedFees(uint256 callFees, uint256 beefyFees, uint256 strategistFees);
function initialize(
address _gauge,
CommonAddresses calldata _commonAddresses,
ISolidlyRouter.Route[] calldata _outputToNativeRoute,
ISolidlyRouter.Route[] calldata _outputToLp0Route,
ISolidlyRouter.Route[] calldata _outputToLp1Route
) public initializer {
__StratFeeManager_init(_commonAddresses);
gauge = _gauge;
factory = ISolidlyRouter(unirouter).defaultFactory();
stable = ISolidlyPair(want).stable();
for (uint i; i < _outputToNativeRoute.length; ++i) {
outputToNativeRoute.push(_outputToNativeRoute[i]);
}
for (uint i; i < _outputToLp0Route.length; ++i) {
outputToLp0Route.push(_outputToLp0Route[i]);
}
for (uint i; i < _outputToLp1Route.length; ++i) {
outputToLp1Route.push(_outputToLp1Route[i]);
}
_giveAllowances();
}
function deposit() public whenNotPaused {
uint256 wantBal = IERC20(want).balanceOf(address(this));
if (wantBal > 0) {
IVelodromeGauge(gauge).deposit(wantBal, address(this));
emit Deposit(balanceOf());
}
}
function withdraw(uint256 _amount) external {
require(msg.sender == vault, "!vault");
uint256 wantBal = IERC20(want).balanceOf(address(this));
if (wantBal < _amount) {
IVelodromeGauge(gauge).withdraw(_amount - wantBal);
wantBal = IERC20(want).balanceOf(address(this));
}
if (wantBal > _amount) {
wantBal = _amount;
}
if (tx.origin != owner() && !paused()) {
uint256 withdrawalFeeAmount = wantBal * withdrawalFee / WITHDRAWAL_MAX;
wantBal = wantBal - withdrawalFeeAmount;
}
IERC20(want).safeTransfer(vault, wantBal);
emit Withdraw(balanceOf());
}
function beforeDeposit() external virtual override {
if (harvestOnDeposit) {
require(msg.sender == vault, "!vault");
_harvest(tx.origin);
}
}
function harvest() external virtual {
_harvest(tx.origin);
}
function harvest(address callFeeRecipient) external virtual {
_harvest(callFeeRecipient);
}
function _harvest(address callFeeRecipient) internal whenNotPaused {
IVelodromeGauge(gauge).getReward(address(this));
uint256 outputBal = IERC20(output).balanceOf(address(this));
if (outputBal > 0) {
chargeFees(callFeeRecipient);
addLiquidity();
uint256 wantHarvested = balanceOfWant();
deposit();
lastHarvest = block.timestamp;
emit StratHarvest(msg.sender, wantHarvested, balanceOf());
}
}
function chargeFees(address callFeeRecipient) internal {
IFeeConfig.FeeCategory memory fees = getFees();
uint256 toNative = IERC20(output).balanceOf(address(this)) * fees.total / DIVISOR;
ISolidlyRouter(unirouter).swapExactTokensForTokens(toNative, 0, outputToNativeRoute, address(this), block.timestamp);
uint256 nativeBal = IERC20(native).balanceOf(address(this));
uint256 callFeeAmount = nativeBal * fees.call / DIVISOR;
IERC20(native).safeTransfer(callFeeRecipient, callFeeAmount);
uint256 beefyFeeAmount = nativeBal * fees.beefy / DIVISOR;
IERC20(native).safeTransfer(beefyFeeRecipient, beefyFeeAmount);
uint256 strategistFeeAmount = nativeBal * fees.strategist / DIVISOR;
IERC20(native).safeTransfer(strategist, strategistFeeAmount);
emit ChargedFees(callFeeAmount, beefyFeeAmount, strategistFeeAmount);
}
function addLiquidity() internal {
uint256 outputBal = IERC20(output).balanceOf(address(this));
uint256 lp0Amt = outputBal / 2;
uint256 lp1Amt = outputBal - lp0Amt;
if (stable) {
uint256 lp0Decimals = 10**IERC20Extended(lpToken0).decimals();
uint256 lp1Decimals = 10**IERC20Extended(lpToken1).decimals();
uint256 out0 = lpToken0 != output ? ISolidlyRouter(unirouter).getAmountsOut(lp0Amt, outputToLp0Route)[outputToLp0Route.length] * 1e18 / lp0Decimals : lp0Amt;
uint256 out1 = lpToken1 != output ? ISolidlyRouter(unirouter).getAmountsOut(lp1Amt, outputToLp1Route)[outputToLp1Route.length] * 1e18 / lp1Decimals : lp1Amt;
(uint256 amountA, uint256 amountB,) = ISolidlyRouter(unirouter).quoteAddLiquidity(lpToken0, lpToken1, stable, factory, out0, out1);
amountA = amountA * 1e18 / lp0Decimals;
amountB = amountB * 1e18 / lp1Decimals;
uint256 ratio = out0 * 1e18 / out1 * amountB / amountA;
lp0Amt = outputBal * 1e18 / (ratio + 1e18);
lp1Amt = outputBal - lp0Amt;
}
if (lpToken0 != output) {
ISolidlyRouter(unirouter).swapExactTokensForTokens(lp0Amt, 0, outputToLp0Route, address(this), block.timestamp);
uint256 usdcBal = IERC20(usdc).balanceOf(address(this));
IOvernight.MintParams memory _params = IOvernight.MintParams({
asset: usdc,
amount: usdcBal,
referral: ""
});
IOvernight(exchange).mint(_params);
}
if (lpToken1 != output) {
ISolidlyRouter(unirouter).swapExactTokensForTokens(lp1Amt, 0, outputToLp1Route, address(this), block.timestamp);
}
uint256 lp0Bal = IERC20(lpToken0).balanceOf(address(this));
uint256 lp1Bal = IERC20(lpToken1).balanceOf(address(this));
ISolidlyRouter(unirouter).addLiquidity(lpToken0, lpToken1, stable, lp0Bal, lp1Bal, 1, 1, address(this), block.timestamp);
}
function balanceOf() public view returns (uint256) {
return balanceOfWant() + balanceOfPool();
}
function balanceOfWant() public view returns (uint256) {
return IERC20(want).balanceOf(address(this));
}
function balanceOfPool() public view returns (uint256) {
return IVelodromeGauge(gauge).balanceOf(address(this));
}
function rewardsAvailable() public view returns (uint256) {
return IVelodromeGauge(gauge).earned(address(this));
}
function callReward() public view returns (uint256) {
IFeeConfig.FeeCategory memory fees = getFees();
uint256 outputBal = rewardsAvailable();
uint256 nativeOut;
if (outputBal > 0) {
nativeOut = ISolidlyRouter(unirouter).getAmountsOut(outputBal, outputToNativeRoute)[outputToNativeRoute.length];
}
return nativeOut * fees.total / DIVISOR * fees.call / DIVISOR;
}
function setHarvestOnDeposit(bool _harvestOnDeposit) external onlyManager {
harvestOnDeposit = _harvestOnDeposit;
if (harvestOnDeposit) {
setWithdrawalFee(0);
} else {
setWithdrawalFee(10);
}
}
function retireStrat() external {
require(msg.sender == vault, "!vault");
IVelodromeGauge(gauge).withdraw(balanceOfPool());
uint256 wantBal = IERC20(want).balanceOf(address(this));
IERC20(want).transfer(vault, wantBal);
}
function panic() public onlyManager {
pause();
IVelodromeGauge(gauge).withdraw(balanceOfPool());
}
function pause() public onlyManager {
_pause();
_removeAllowances();
}
function unpause() external onlyManager {
_unpause();
_giveAllowances();
deposit();
}
function _giveAllowances() internal {
IERC20(want).safeApprove(gauge, type(uint).max);
IERC20(output).safeApprove(unirouter, type(uint).max);
IERC20(usdc).safeApprove(exchange, type(uint).max);
IERC20(lpToken0).safeApprove(unirouter, 0);
IERC20(lpToken0).safeApprove(unirouter, type(uint).max);
IERC20(lpToken1).safeApprove(unirouter, 0);
IERC20(lpToken1).safeApprove(unirouter, type(uint).max);
}
function _removeAllowances() internal {
IERC20(want).safeApprove(gauge, 0);
IERC20(output).safeApprove(unirouter, 0);
IERC20(usdc).safeApprove(exchange, 0);
IERC20(lpToken0).safeApprove(unirouter, 0);
IERC20(lpToken1).safeApprove(unirouter, 0);
}
function _solidlyToRoute(ISolidlyRouter.Route[] memory _route) internal pure returns (address[] memory) {
address[] memory route = new address[](_route.length + 1);
route[0] = _route[0].from;
for (uint i; i < _route.length; ++i) {
route[i + 1] = _route[i].to;
}
return route;
}
function outputToNative() external view returns (address[] memory) {
ISolidlyRouter.Route[] memory _route = outputToNativeRoute;
return _solidlyToRoute(_route);
}
function outputToLp0() external view returns (address[] memory) {
ISolidlyRouter.Route[] memory _route = outputToLp0Route;
return _solidlyToRoute(_route);
}
function outputToLp1() external view returns (address[] memory) {
ISolidlyRouter.Route[] memory _route = outputToLp1Route;
return _solidlyToRoute(_route);
}
}文件 21 的 21：draft-IERC20Permit.sol
pragma solidity ^0.8.0;
interface IERC20Permit {
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) external;
function nonces(address owner) external view returns (uint256);
function DOMAIN_SEPARATOR() external view returns (bytes32);
}
{
"compilationTarget": {
"contracts/BIFI/strategies/Common/StrategyCommonVelodromeGaugeV2.sol": "StrategyVelodromeGaugeV2"
},
"evmVersion": "paris",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}[{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"callFees","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"beefyFees","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"strategistFees","type":"uint256"}],"name":"ChargedFees","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tvl","type":"uint256"}],"name":"Deposit","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint8","name":"version","type":"uint8"}],"name":"Initialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"beefyFeeConfig","type":"address"}],"name":"SetBeefyFeeConfig","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"beefyFeeRecipient","type":"address"}],"name":"SetBeefyFeeRecipient","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"keeper","type":"address"}],"name":"SetKeeper","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"feeId","type":"uint256"}],"name":"SetStratFeeId","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"strategist","type":"address"}],"name":"SetStrategist","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"unirouter","type":"address"}],"name":"SetUnirouter","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"vault","type":"address"}],"name":"SetVault","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"withdrawalFee","type":"uint256"}],"name":"SetWithdrawalFee","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"harvester","type":"address"},{"indexed":false,"internalType":"uint256","name":"wantHarvested","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"tvl","type":"uint256"}],"name":"StratHarvest","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tvl","type":"uint256"}],"name":"Withdraw","type":"event"},{"inputs":[],"name":"WITHDRAWAL_FEE_CAP","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WITHDRAWAL_MAX","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"balanceOfPool","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"balanceOfWant","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"beefyFeeConfig","outputs":[{"internalType":"contract IFeeConfig","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"beefyFeeRecipient","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"beforeDeposit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"callReward","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"deposit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"depositFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"exchange","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"factory","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"gauge","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getAllFees","outputs":[{"components":[{"components":[{"internalType":"uint256","name":"total","type":"uint256"},{"internalType":"uint256","name":"beefy","type":"uint256"},{"internalType":"uint256","name":"call","type":"uint256"},{"internalType":"uint256","name":"strategist","type":"uint256"},{"internalType":"string","name":"label","type":"string"},{"internalType":"bool","name":"active","type":"bool"}],"internalType":"struct IFeeConfig.FeeCategory","name":"performance","type":"tuple"},{"internalType":"uint256","name":"deposit","type":"uint256"},{"internalType":"uint256","name":"withdraw","type":"uint256"}],"internalType":"struct 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trategist","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unirouter","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"usdc","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"vault","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"want","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]
