[ { "name": "dola", "address": "0x865377367054516e17014ccded1e7d814edc9ce4", "block_number": 26188001, "explorer": "https://eth.blockscout.com/api/v2/smart-contracts/0x865377367054516e17014ccded1e7d814edc9ce4", "verified": true, "source_name": "ERC20", "bytecode_matches": true, "onchain_code_bytes": 3967, "source_code": "pragma solidity ^0.5.16;\n\nimport \"./SafeMath.sol\";\n\ncontract ERC20 {\n using SafeMath for uint;\n\n string public name;\n string public symbol;\n uint8 public decimals;\n uint public totalSupply;\n address public operator;\n address public pendingOperator;\n mapping(address => uint) public balanceOf;\n mapping(address => mapping(address => uint)) public allowance;\n mapping (address => bool) public minters;\n\n bytes32 public DOMAIN_SEPARATOR;\n // keccak256(\"Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)\");\n bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;\n mapping(address => uint) public nonces;\n\n event Approval(address indexed owner, address indexed spender, uint value);\n event Transfer(address indexed from, address indexed to, uint value);\n event AddMinter(address indexed minter);\n event RemoveMinter(address indexed minter);\n event ChangeOperator(address indexed newOperator);\n\n modifier onlyOperator {\n require(msg.sender == operator, \"ONLY OPERATOR\");\n _;\n }\n\n constructor(string memory name_, string memory symbol_, uint8 decimals_) public {\n name = name_;\n symbol = symbol_;\n decimals = decimals_;\n operator = msg.sender;\n uint chainId;\n assembly {\n chainId := chainid\n }\n DOMAIN_SEPARATOR = keccak256(\n abi.encode(\n keccak256('EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)'),\n keccak256(bytes(name)),\n keccak256(bytes('1')),\n chainId,\n address(this)\n )\n );\n }\n\n function setPendingOperator(address newOperator_) public onlyOperator {\n pendingOperator = newOperator_;\n }\n\n function claimOperator() public {\n require(msg.sender == pendingOperator, \"ONLY PENDING OPERATOR\");\n operator = pendingOperator;\n pendingOperator = address(0);\n emit ChangeOperator(operator);\n }\n\n function addMinter(address minter_) public onlyOperator {\n minters[minter_] = true;\n emit AddMinter(minter_);\n }\n\n function removeMinter(address minter_) public onlyOperator {\n minters[minter_] = false;\n emit RemoveMinter(minter_);\n }\n\n function mint(address to, uint amount) public {\n require(minters[msg.sender] == true || msg.sender == operator, \"ONLY MINTERS OR OPERATOR\");\n _mint(to, amount);\n }\n\n function burn(uint amount) public {\n _burn(msg.sender, amount);\n }\n\n function _mint(address to, uint value) internal {\n totalSupply = totalSupply.add(value);\n balanceOf[to] = balanceOf[to].add(value);\n emit Transfer(address(0), to, value);\n }\n\n function _burn(address from, uint value) internal {\n balanceOf[from] = balanceOf[from].sub(value);\n totalSupply = totalSupply.sub(value);\n emit Transfer(from, address(0), value);\n }\n\n function _approve(address owner, address spender, uint value) private {\n allowance[owner][spender] = value;\n emit Approval(owner, spender, value);\n }\n\n function _transfer(address from, address to, uint value) private {\n balanceOf[from] = balanceOf[from].sub(value);\n balanceOf[to] = balanceOf[to].add(value);\n emit Transfer(from, to, value);\n }\n\n function approve(address spender, uint value) external returns (bool) {\n _approve(msg.sender, spender, value);\n return true;\n }\n\n function transfer(address to, uint value) external returns (bool) {\n _transfer(msg.sender, to, value);\n return true;\n }\n\n function transferFrom(address from, address to, uint value) external returns (bool) {\n if (allowance[from][msg.sender] != uint(-1)) {\n allowance[from][msg.sender] = allowance[from][msg.sender].sub(value);\n }\n _transfer(from, to, value);\n return true;\n }\n\n function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external {\n require(deadline >= block.timestamp, 'EXPIRED');\n bytes32 digest = keccak256(\n abi.encodePacked(\n '\\x19\\x01',\n DOMAIN_SEPARATOR,\n keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, nonces[owner]++, deadline))\n )\n );\n address recoveredAddress = ecrecover(digest, v, r, s);\n require(recoveredAddress != address(0) && recoveredAddress == owner, 'INVALID_SIGNATURE');\n _approve(owner, spender, value);\n }\n}", "abi": [ { "inputs": [ { "internalType": "string", "name": "name_", "type": "string" }, { "internalType": "string", "name": "symbol_", "type": "string" }, { "internalType": "uint8", "name": "decimals_", "type": "uint8" } ], "payable": false, "stateMutability": "nonpayable", "type": "constructor" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "minter", "type": "address" } ], "name": "AddMinter", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "owner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "spender", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "newOperator", "type": "address" } ], "name": "ChangeOperator", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "minter", "type": "address" } ], "name": "RemoveMinter", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "from", "type": "address" }, { "indexed": true, "internalType": "address", "name": "to", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "constant": true, "inputs": [], "name": "DOMAIN_SEPARATOR", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "PERMIT_TYPEHASH", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "minter_", "type": "address" } ], "name": "addMinter", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "", "type": "address" }, { "internalType": "address", "name": "", "type": "address" } ], "name": "allowance", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "spender", "type": "address" }, { "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "approve", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "amount", "type": "uint256" } ], "name": "burn", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [], "name": "claimOperator", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [], "name": "decimals", "outputs": [ { "internalType": "uint8", "name": "", "type": "uint8" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "amount", "type": "uint256" } ], "name": "mint", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "minters", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "name", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "nonces", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "operator", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "pendingOperator", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "owner", "type": "address" }, { "internalType": "address", "name": "spender", "type": "address" }, { "internalType": "uint256", "name": "value", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "uint8", "name": "v", "type": "uint8" }, { "internalType": "bytes32", "name": "r", "type": "bytes32" }, { "internalType": "bytes32", "name": "s", "type": "bytes32" } ], "name": "permit", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "minter_", "type": "address" } ], "name": "removeMinter", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "newOperator_", "type": "address" } ], "name": "setPendingOperator", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [], "name": "symbol", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "totalSupply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "transfer", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "transferFrom", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" } ] }, { "name": "psm", "address": "0x1d02f2841afA3Cc20435a8c804C24dEaC5F30DFa", "block_number": 26188001, "explorer": "https://eth.blockscout.com/api/v2/smart-contracts/0x1d02f2841afA3Cc20435a8c804C24dEaC5F30DFa", "verified": true, "source_name": "PSM", "bytecode_matches": true, "onchain_code_bytes": 7731, "source_code": "// SPDX-License-Identifier: MIT\npragma solidity ^0.8.20;\n\nimport \"@openzeppelin/contracts/token/ERC20/IERC20.sol\";\nimport \"@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol\";\nimport \"@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol\";\nimport \"@openzeppelin/contracts/interfaces/IERC4626.sol\";\nimport {PSMFed} from \"src/PSMFed.sol\";\n\ninterface IController {\n function onBuy(address user, address to, uint256 amount) external returns (bool);\n function onSell(address user, address to, uint256 amount) external returns (bool);\n}\n\ncontract PSM {\n using SafeERC20 for IERC20;\n\n IERC20 public immutable collateral;\n IERC20 public immutable DOLA;\n address public immutable fed; // PSMFed contract address\n\n address public gov;\n address public pendingGov;\n IController public controller; // Controller contract address\n uint256 public buyFeeBps; // e.g., 50 = 0.5%\n uint256 public sellFeeBps; // e.g., 50 = 0.5%\n uint256 public constant BPS_DENOMINATOR = 10_000;\n uint256 public supply; // Collateral supplied in the PSM (excluding fees and profit)\n IERC4626 public vault;\n uint256 public minTotalSupply;\n\n event GovChanged(address indexed oldGov, address indexed newGov);\n event PendingGovUpdated(address indexed pendingGov);\n event ControllerChanged(address indexed oldController, address indexed newController);\n event VaultMigrated(address indexed oldVault, address indexed newVault);\n event BuyFeeUpdated(uint256 oldFee, uint256 newFee);\n event SellFeeUpdated(uint256 oldFee, uint256 newFee);\n event SupplyCapUpdated(uint256 newSupplyCap);\n event Buy(address indexed user, uint256 purchased, uint256 spent);\n event Sell(address indexed user, uint256 sold, uint256 received);\n event ProfitTaken(uint256 profit);\n event MinTotalSupplyUpdated(uint256 oldMinTotalSupply, uint256 newMinTotalSupply);\n\n constructor(address _collateral, address _vault, address _DOLA, address _gov, address _controller, address _chair) {\n collateral = IERC20(_collateral);\n vault = IERC4626(_vault);\n DOLA = IERC20(_DOLA);\n gov = _gov;\n controller = IController(_controller);\n fed = address(new PSMFed(address(this), _gov, _chair, _DOLA));\n DOLA.approve(fed, type(uint256).max);\n }\n\n modifier onlyGov() {\n require(msg.sender == gov, \"Not gov\");\n _;\n }\n\n /**\n * @notice Allows to buy DOLA minus fee using collateral.\n * @param collateralAmountIn Amount of collateral to sell for DOLA.\n */\n function buy(uint256 collateralAmountIn) external {\n buy(msg.sender, collateralAmountIn);\n }\n\n /**\n * @notice Allows to buy DOLA minus fee using collateral.\n * @param to DOLA receiver.\n * @param collateralAmountIn Amount of collateral to sell for DOLA.\n */\n function buy(address to, uint256 collateralAmountIn) public {\n require(collateralAmountIn > 0, \"Amount must be > 0\");\n require(vault.totalSupply() >= minTotalSupply, \"Min total supply not met\");\n require(controller.onBuy(msg.sender, to, collateralAmountIn), \"Denied by controller\");\n uint256 amountOut = collateralAmountIn;\n\n if (buyFeeBps > 0) {\n uint256 fee = (collateralAmountIn * buyFeeBps) / BPS_DENOMINATOR;\n amountOut -= fee;\n }\n supply += amountOut;\n\n collateral.safeTransferFrom(msg.sender, address(this), collateralAmountIn);\n collateral.approve(address(vault), collateralAmountIn);\n uint256 shares = vault.deposit(collateralAmountIn, address(this));\n require(shares > 0, \"Deposit failed\");\n DOLA.safeTransfer(to, amountOut);\n emit Buy(msg.sender, amountOut, collateralAmountIn);\n }\n\n /**\n * @notice Allows to sell DOLA for collateral minus fee.\n * @param dolaAmountIn Amount of DOLA to sell.\n */\n function sell(uint256 dolaAmountIn) external {\n sell(msg.sender, dolaAmountIn);\n }\n\n /**\n * @notice Allows to sell DOLA for collateral minus fee.\n * @param to Address to receive the collateral.\n * @param dolaAmountIn Amount of DOLA to sell.\n */\n function sell(address to, uint256 dolaAmountIn) public {\n require(dolaAmountIn > 0, \"Amount must be > 0\");\n require(controller.onSell(msg.sender, to, dolaAmountIn), \"Denied by controller\");\n supply -= dolaAmountIn;\n DOLA.safeTransferFrom(msg.sender, address(this), dolaAmountIn);\n\n uint256 amountOut = dolaAmountIn;\n\n if (sellFeeBps > 0) {\n uint256 fee = (dolaAmountIn * sellFeeBps) / BPS_DENOMINATOR;\n amountOut -= fee;\n }\n\n vault.withdraw(amountOut, to, address(this));\n emit Sell(msg.sender, dolaAmountIn, amountOut);\n }\n\n /**\n * @notice Takes profit from the vault and transfers it to the governance address.\n * @dev Can be called by anyone to transfer profits and fees to governance.\n */\n function takeProfit() public {\n uint256 profit = getProfit();\n if (profit > 0) {\n vault.withdraw(profit, gov, address(this));\n }\n emit ProfitTaken(profit);\n }\n\n /**\n * @notice Returns the total collateral reserves in the vault, including profit and fees.\n * @return Total reserves in the vault.\n */\n function getTotalReserves() public view returns (uint256) {\n return vault.previewRedeem(vault.balanceOf(address(this)));\n }\n\n /**\n * @notice Returns the total profit made by the PSM.\n * @return Total profit in the PSM.\n */\n function getProfit() public view returns (uint256) {\n uint256 totalReserves = getTotalReserves();\n return totalReserves > supply ? totalReserves - supply : 0;\n }\n\n /**\n * @notice Returns the amount of DOLA that can be obtained for a given amount of collateral.\n * @param collateralIn Amount of collateral to convert to DOLA.\n * @return Amount of DOLA that will be received after fees.\n */\n function getDolaOut(uint256 collateralIn) external view returns (uint256) {\n uint256 fee = (collateralIn * buyFeeBps) / BPS_DENOMINATOR;\n return collateralIn - fee;\n }\n\n /**\n * @notice Returns the amount of collateral that can be obtained for a given amount of DOLA.\n * @param dolaIn Amount of DOLA to convert to collateral.\n * @return Amount of collateral that will be received after fees.\n */\n function getCollateralOut(uint256 dolaIn) external view returns (uint256) {\n uint256 fee = (dolaIn * sellFeeBps) / BPS_DENOMINATOR;\n return dolaIn - fee;\n }\n\n /**\n * @notice Migrate the vault to a new IERC4626 vault.\n * @dev Can only be called by governance and will take profit before migration.\n * @param newVault Address of the new vault to migrate to.\n * @param minCollateralAmount Minimum amount of collateral to be deposited in the new vault.\n * @param minSharesOut Minimum amount of shares to receive from the new vault.\n */\n function migrate(address newVault, uint256 minCollateralAmount, uint256 minSharesOut) external onlyGov {\n require(newVault != address(0), \"Zero address\");\n require(IERC4626(newVault).asset() == address(collateral), \"New vault must accept collateral\");\n\n takeProfit();\n\n if (vault.balanceOf(address(this)) != 0) {\n vault.redeem(vault.balanceOf(address(this)), address(this), address(this));\n }\n\n address oldVault = address(vault);\n vault = IERC4626(newVault);\n require(vault.totalSupply() >= minTotalSupply, \"New vault does not meet min total supply\");\n\n uint256 collateralBalance = collateral.balanceOf(address(this));\n require(collateralBalance >= minCollateralAmount, \"Insufficient collateral balance for migration\");\n if (collateralBalance > 0) {\n collateral.approve(address(vault), collateralBalance);\n uint256 sharesOut = vault.deposit(collateralBalance, address(this));\n require(sharesOut >= minSharesOut, \"Insufficient shares received from new vault\");\n }\n emit VaultMigrated(oldVault, newVault);\n }\n\n /**\n * @notice Allows governance to sweep any ERC20 tokens from the contract.\n * @dev Can only be called by governance.\n * @param token The ERC20 token to sweep.\n */\n function sweep(IERC20 token) external onlyGov {\n token.safeTransfer(gov, token.balanceOf(address(this)));\n }\n\n /**\n * @notice Allows governance to set the buy fee.\n * @dev The fee is specified in basis points (bps), where 100 bps = 1%.\n */\n function setBuyFeeBps(uint256 newFee) external onlyGov {\n require(newFee <= BPS_DENOMINATOR, \"Fee too high\");\n emit BuyFeeUpdated(buyFeeBps, newFee);\n buyFeeBps = newFee;\n }\n\n /**\n * @notice Allows governance to set the sell fee.\n * @dev The fee is specified in basis points (bps), where 100 bps = 1%.\n */\n function setSellFeeBps(uint256 newFee) external onlyGov {\n require(newFee <= BPS_DENOMINATOR, \"Fee too high\");\n emit SellFeeUpdated(sellFeeBps, newFee);\n sellFeeBps = newFee;\n }\n\n /**\n * @notice Allows governance to set the minimum vault total supply.\n * @dev This is used to ensure that the vault has enough shares before allowing buy operations.\n * @param _minTotalSupply Minimum total supply that must have been already minted in the vault.\n */\n function setMinTotalSupply(uint256 _minTotalSupply) external onlyGov {\n require(_minTotalSupply > 0, \"Min total supply must be > 0\");\n emit MinTotalSupplyUpdated(minTotalSupply, _minTotalSupply);\n minTotalSupply = _minTotalSupply;\n }\n\n /**\n * @notice Allows governance to set a new pending governance.\n * @dev The pending governance must accept the role.\n * @param _pendingGov Address of the new pending governance.\n */\n function setPendingGov(address _pendingGov) external onlyGov {\n pendingGov = _pendingGov;\n emit PendingGovUpdated(_pendingGov);\n }\n\n /**\n * @notice Allows the pending governance to claim the governance role.\n * @dev Can only be called by the pending governance.\n */\n function claimPendingGov() external {\n require(msg.sender == pendingGov, \"Not pending gov\");\n emit GovChanged(gov, pendingGov);\n gov = pendingGov;\n pendingGov = address(0);\n }\n\n /**\n * @notice Allows governance to set a new controller.\n * @dev The new controller must not be the zero address.\n * @param newController Address of the new controller.\n */\n function setController(address newController) external onlyGov {\n require(newController != address(0), \"Zero address\");\n emit ControllerChanged(address(controller), newController);\n controller = IController(newController);\n }\n}\n", "abi": [ { "inputs": [ { "internalType": "address", "name": "_collateral", "type": "address" }, { "internalType": "address", "name": "_vault", "type": "address" }, { "internalType": "address", "name": "_DOLA", "type": "address" }, { "internalType": "address", "name": "_gov", "type": "address" }, { "internalType": "address", "name": "_controller", "type": "address" }, { "internalType": "address", "name": "_chair", "type": "address" } ], "stateMutability": "nonpayable", "type": "constructor" }, { "inputs": [ { "internalType": "address", "name": "token", "type": "address" } ], "name": "SafeERC20FailedOperation", "type": "error" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "user", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "purchased", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "spent", "type": "uint256" } ], "name": "Buy", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "uint256", "name": "oldFee", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "newFee", "type": "uint256" } ], "name": "BuyFeeUpdated", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "oldController", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newController", "type": "address" } ], "name": "ControllerChanged", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "oldGov", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newGov", "type": "address" } ], "name": "GovChanged", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "uint256", "name": "oldMinTotalSupply", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "newMinTotalSupply", "type": "uint256" } ], "name": "MinTotalSupplyUpdated", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "pendingGov", "type": "address" } ], "name": "PendingGovUpdated", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "uint256", "name": "profit", "type": "uint256" } ], "name": "ProfitTaken", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "user", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "sold", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "received", "type": "uint256" } ], "name": "Sell", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "uint256", "name": "oldFee", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "newFee", "type": "uint256" } ], "name": "SellFeeUpdated", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "uint256", "name": "newSupplyCap", "type": "uint256" } ], "name": "SupplyCapUpdated", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "oldVault", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newVault", "type": "address" } ], "name": "VaultMigrated", "type": "event" }, { "inputs": [], "name": "BPS_DENOMINATOR", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "DOLA", "outputs": [ { "internalType": "contract IERC20", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "collateralAmountIn", "type": "uint256" } ], "name": "buy", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "collateralAmountIn", "type": "uint256" } ], "name": "buy", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "buyFeeBps", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "claimPendingGov", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "collateral", "outputs": [ { "internalType": "contract IERC20", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "controller", "outputs": [ { "internalType": "contract IController", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "fed", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "dolaIn", "type": "uint256" } ], "name": "getCollateralOut", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "collateralIn", "type": "uint256" } ], "name": "getDolaOut", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "getProfit", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "getTotalReserves", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "gov", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "newVault", "type": "address" }, { "internalType": "uint256", "name": "minCollateralAmount", "type": "uint256" }, { "internalType": "uint256", "name": "minSharesOut", "type": "uint256" } ], "name": "migrate", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "minTotalSupply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "pendingGov", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "dolaAmountIn", "type": "uint256" } ], "name": "sell", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "dolaAmountIn", "type": "uint256" } ], "name": "sell", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "sellFeeBps", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "newFee", "type": "uint256" } ], "name": "setBuyFeeBps", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "newController", "type": "address" } ], "name": "setController", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "_minTotalSupply", "type": "uint256" } ], "name": "setMinTotalSupply", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_pendingGov", "type": "address" } ], "name": "setPendingGov", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "newFee", "type": "uint256" } ], "name": "setSellFeeBps", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "supply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "contract IERC20", "name": "token", "type": "address" } ], "name": "sweep", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "takeProfit", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "vault", "outputs": [ { "internalType": "contract IERC4626", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" } ] }, { "name": "slashing", "address": "0x316a01f878AA6d5A4C7ea2080D64D364F9538aa2", "block_number": 26188001, "explorer": "https://eth.blockscout.com/api/v2/smart-contracts/0x316a01f878AA6d5A4C7ea2080D64D364F9538aa2", "verified": true, "source_name": "FiRMSlashingModule", "bytecode_matches": true, "onchain_code_bytes": 8348, "source_code": "pragma solidity ^0.8.21;\n\ninterface IJuniorPool {\n function slash(uint amount) external returns(uint slashed);\n}\n\ninterface IDBR {\n function markets(address) external view returns(bool);\n}\n\ninterface IERC20 {\n function approve(address pender, uint amount) external;\n}\n\ninterface IMarket {\n function debts(address borrower) external view returns(uint);\n function getCollateralValue(address borrower) external view returns(uint);\n function repay(address borrower, uint amount) external;\n}\n\ncontract FiRMSlashingModule {\n \n IJuniorPool public immutable JUNIOR_POOL;\n IDBR public immutable DBR;\n IERC20 public immutable DOLA;\n address public gov;\n address public pendingGov;\n address public guardian;\n uint public maxCollateralValue = 200e18;\n uint public minDebt = 50e18;\n uint public activationDelay = 14 days;\n uint public constant MIN_ACTIVATION_DELAY = 7 days;\n\n\n mapping(address => bool) public allowedMarkets;\n mapping(address => uint) public activationTime;\n\n constructor(address _slashingPool, address _dbr, address _dola, address _gov){\n require(_gov != address(0), \"Zero address\");\n JUNIOR_POOL = IJuniorPool(_slashingPool);\n DBR = IDBR(_dbr);\n DOLA = IERC20(_dola);\n gov = _gov;\n }\n\n modifier onlyRole(address role, string memory errMsg) {\n require(msg.sender == role, errMsg);\n _;\n }\n\n event NewPendingGov(address);\n event NewGov(address);\n event NewGuardian(address);\n event NewMarket(address, uint activationTime);\n event MarketRemoved(address);\n event Slash(address indexed market, address indexed borrower, uint amount, uint debt, uint collateralValue);\n event MaxCollateralValueSet(uint oldValue, uint newValue);\n event MinDebtSet(uint oldValue, uint newValue);\n event ActivationDelaySet(uint oldValue, uint newValue);\n\n\n /**\n * @notice Repays up to the total bad debt incurred by `borrower` in FiRM `market`\n * @dev Bad debt is not guaranteed to be repaid, as their may not be enough funds in the JUNIOR_POOL\n * @param market The FiRM market contract with bad debt\n * @param borrower The borrower that has incurred bad debt\n * @return The amount of repaid bad debt\n */\n function slash(address market, address borrower) public returns(uint) {\n require(allowedMarkets[market], \"Market not allowed\"); \n require(DBR.markets(market), \"Market not active FiRM market\");\n require(activationTime[market] <= block.timestamp && activationTime[market] > 0, \"Market protection not activated\");\n uint collateralValue = IMarket(market).getCollateralValue(borrower);\n uint debt = IMarket(market).debts(borrower);\n require(debt > collateralValue, \"No bad debt\");\n //We require debt to be above a minDebtValue to avoid unliquidateable debt being used to drain jDOLA depositors\n require(debt >= minDebt, \"Debt too low\");\n //We want positions to be liquidated before repaying bad debt, so we enforce a max collateral value\n require(collateralValue <= maxCollateralValue, \"Collateral value too high\");\n uint slashed = JUNIOR_POOL.slash(debt - collateralValue);\n DOLA.approve(market, slashed);\n IMarket(market).repay(borrower, slashed);\n emit Slash(market, borrower, slashed, debt, collateralValue);\n return slashed;\n }\n\n /// ADMIN METHODS\n\n /**\n * @notice Adds a market to the protected pool of markets after an activation delay, allowing bad debt repayments\n * @dev WARNING: MAKE SURE MARKET CONTRACT ISN'T A TROJAN CONTRACT THAT CAN STEAL BAD DEBT REPAYMENTS\n * @param market New market to add to protected pool\n */\n function allowMarket(address market) onlyRole(gov, \"ONLY GOV\") external {\n allowedMarkets[market] = true;\n activationTime[market] = block.timestamp + activationDelay;\n emit NewMarket(market, block.timestamp + activationDelay);\n }\n\n /**\n * @notice Removes a market from the protected pool of markets.\n * @dev Guardian role can disallow market during the activation delay\n * @param market Market to have protections removed\n */\n function disallowMarket(address market) external {\n require(msg.sender == guardian || msg.sender == gov, \"ONLY GUARDIAN OR GOV\");\n if(msg.sender == guardian){\n require(block.timestamp < activationTime[market], \"GUARDIAN CANNOT REMOVE ACTIVE MARKET\");\n }\n allowedMarkets[market] = false;\n activationTime[market] = 0;\n emit MarketRemoved(market);\n }\n\n /**\n * @notice Sets the max collateral value for slashings\n * @dev Repayment of bad debt should only happen after liquidations have taken place\n * @param _maxCollateralValue The new max collateral value\n */\n function setMaxCollateralValue(uint _maxCollateralValue) external onlyRole(gov, \"ONLY GOV\") {\n require(_maxCollateralValue > 0, \"Max collateral value must be > 0\");\n emit MaxCollateralValueSet(maxCollateralValue, _maxCollateralValue);\n maxCollateralValue = _maxCollateralValue;\n }\n\n /**\n * @notice Sets the min debt value for slashings\n * @dev Min debt value avoids tiny unliquidateable positions to rack up debt and incur losses for jDOLA depositors\n * @param _minDebt The new min debt\n */\n function setMinDebt(uint _minDebt) external onlyRole(gov, \"ONLY GOV\") {\n emit MinDebtSet(minDebt, _minDebt);\n minDebt = _minDebt;\n }\n\n /**\n * @notice Sets the activation delay.\n * @param _activationDelay The new activation delay. Must be above the hardcoded min activation delay.\n */\n function setActivationDelay(uint _activationDelay) external onlyRole(gov, \"ONLY GOV\") {\n require(_activationDelay >= MIN_ACTIVATION_DELAY, \"ACTIVATION DELAY BELOW MIN\");\n emit ActivationDelaySet(activationDelay, _activationDelay);\n activationDelay = _activationDelay;\n }\n\n /**\n * @notice Sets the pending gov\n * @dev Contract uses set-accept pattern for governance change\n * @param _pendingGov The new pending gov\n */\n function setPendingGov(address _pendingGov) onlyRole(gov, \"ONLY GOV\") external {\n pendingGov = _pendingGov;\n emit NewPendingGov(pendingGov);\n }\n\n /**\n * @notice Sets the guardian role. Guardian may cancel the inclusion of new markets in the activation period.\n * @param _guardian Address of the new guardian\n */\n function setGuardian(address _guardian) onlyRole(gov, \"ONLY GOV\") external {\n guardian = _guardian;\n emit NewGuardian(guardian);\n }\n\n /**\n * @notice Callable by pending gov to accept gov role\n * @dev Contract uses set-accept pattern for governance\n */\n function acceptGov() onlyRole(pendingGov, \"ONLY PENDING GOV\") external {\n gov = pendingGov;\n pendingGov = address(0);\n emit NewGov(gov);\n }\n}\n", "abi": [ { "inputs": [ { "internalType": "address", "name": "_slashingPool", "type": "address" }, { "internalType": "address", "name": "_dbr", "type": "address" }, { "internalType": "address", "name": "_dola", "type": "address" }, { "internalType": "address", "name": "_gov", "type": "address" } ], "stateMutability": "nonpayable", "type": "constructor" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "uint256", "name": "oldValue", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "newValue", "type": "uint256" } ], "name": "ActivationDelaySet", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "", "type": "address" } ], "name": "MarketRemoved", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "uint256", "name": "oldValue", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "newValue", "type": "uint256" } ], "name": "MaxCollateralValueSet", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "uint256", "name": "oldValue", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "newValue", "type": "uint256" } ], "name": "MinDebtSet", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "", "type": "address" } ], "name": "NewGov", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "", "type": "address" } ], "name": "NewGuardian", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "activationTime", "type": "uint256" } ], "name": "NewMarket", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "", "type": "address" } ], "name": "NewPendingGov", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "market", "type": "address" }, { "indexed": true, "internalType": "address", "name": "borrower", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "amount", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "debt", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "collateralValue", "type": "uint256" } ], "name": "Slash", "type": "event" }, { "inputs": [], "name": "DBR", "outputs": [ { "internalType": "contract IDBR", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "DOLA", "outputs": [ { "internalType": "contract IERC20", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "JUNIOR_POOL", "outputs": [ { "internalType": "contract IJuniorPool", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "MIN_ACTIVATION_DELAY", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "acceptGov", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "activationDelay", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "activationTime", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "market", "type": "address" } ], "name": "allowMarket", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "allowedMarkets", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "market", "type": "address" } ], "name": "disallowMarket", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "gov", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "guardian", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "maxCollateralValue", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "minDebt", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "pendingGov", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "_activationDelay", "type": "uint256" } ], "name": "setActivationDelay", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_guardian", "type": "address" } ], "name": "setGuardian", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "_maxCollateralValue", "type": "uint256" } ], "name": "setMaxCollateralValue", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "_minDebt", "type": "uint256" } ], "name": "setMinDebt", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_pendingGov", "type": "address" } ], "name": "setPendingGov", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "market", "type": "address" }, { "internalType": "address", "name": "borrower", "type": "address" } ], "name": "slash", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "nonpayable", "type": "function" } ] } ]