mirror of
https://github.com/Instadapp/aave-protocol-v2.git
synced 2024-07-29 21:47:30 +00:00
Merge branch 'protocol-2.5' into feat/2.5-exposure-ceiling
This commit is contained in:
Hadrien Charlanes
GitHub
commit
369e25f5d8
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@ -395,20 +395,47 @@ interface ILendingPool {
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uint256 healthFactor
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);
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/**
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* @dev Initializes a reserve, activating it, assigning an aToken and debt tokens and an
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* interest rate strategy
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* - Only callable by the LendingPoolConfigurator contract
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* @param asset The address of the underlying asset of the reserve
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* @param aTokenAddress The address of the aToken that will be assigned to the reserve
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* @param stableDebtAddress The address of the StableDebtToken that will be assigned to the reserve
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* @param variableDebtAddress The address of the VariableDebtToken that will be assigned to the reserve
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* @param interestRateStrategyAddress The address of the interest rate strategy contract
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**/
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function initReserve(
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address reserve,
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address asset,
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address aTokenAddress,
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address stableDebtAddress,
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address variableDebtAddress,
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address interestRateStrategyAddress
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) external;
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function dropReserve(address reserve) external;
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/**
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* @dev Drop a reserve
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* - Only callable by the LendingPoolConfigurator contract
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* @param asset The address of the underlying asset of the reserve
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**/
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function dropReserve(address asset) external;
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function setReserveInterestRateStrategyAddress(address reserve, address rateStrategyAddress)
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/**
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* @dev Updates the address of the interest rate strategy contract
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* - Only callable by the LendingPoolConfigurator contract
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* @param asset The address of the underlying asset of the reserve
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* @param rateStrategyAddress The address of the interest rate strategy contract
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**/
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function setReserveInterestRateStrategyAddress(address asset, address rateStrategyAddress)
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external;
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function setConfiguration(address reserve, uint256 configuration) external;
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/**
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* @dev Sets the configuration bitmap of the reserve as a whole
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* - Only callable by the LendingPoolConfigurator contract
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* @param asset The address of the underlying asset of the reserve
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* @param configuration The new configuration bitmap
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**/
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function setConfiguration(address asset, uint256 configuration) external;
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/**
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* @dev Returns the configuration of the reserve
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@ -451,37 +478,99 @@ interface ILendingPool {
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**/
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function getReserveData(address asset) external view returns (DataTypes.ReserveData memory);
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/**
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* @dev Validates and finalizes an aToken transfer
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* - Only callable by the overlying aToken of the `asset`
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* @param asset The address of the underlying asset of the aToken
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* @param from The user from which the aTokens are transferred
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* @param to The user receiving the aTokens
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* @param amount The amount being transferred/withdrawn
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* @param balanceFromBefore The aToken balance of the `from` user before the transfer
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* @param balanceToBefore The aToken balance of the `to` user before the transfer
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*/
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function finalizeTransfer(
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address asset,
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address from,
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address to,
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uint256 amount,
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uint256 balanceFromAfter,
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uint256 balanceFromBefore,
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uint256 balanceToBefore
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) external;
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/**
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* @dev Returns the list of the initialized reserves, does not contain dropped reserves
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**/
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function getReservesList() external view returns (address[] memory);
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/**
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* @dev Returns the cached LendingPoolAddressesProvider connected to this contract
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**/
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function getAddressesProvider() external view returns (ILendingPoolAddressesProvider);
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/**
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* @dev Set the _pause state of a reserve
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* - Only callable by the LendingPoolConfigurator contract
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* @param val `true` to pause the reserve, `false` to un-pause it
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*/
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function setPause(bool val) external;
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/**
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* @dev Returns if the LendingPool is paused
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*/
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function paused() external view returns (bool);
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/**
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* @dev Authorizes/Unauthorizes a flash borrower. Authorized borrowers pay no flash loan premium.
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* Only callable by the LendingPoolConfigurator contract
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* @param flashBorrower address of the flash borrower
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* @param authorized `true` to authorize, `false` to unauthorize
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*/
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function updateFlashBorrowerAuthorization(address flashBorrower, bool authorized) external;
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/**
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* @dev Returns whether a flashborrower is authorized (pays no premium)
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* @param flashBorrower address of the flash borrower
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* @return `true` if authorized, `false` if not
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*/
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function isFlashBorrowerAuthorized(address flashBorrower) external view returns (bool);
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/**
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* @dev Updates flash loan premiums
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* flash loan premium consist in 2 parts
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* - A part is sent to aToken holders as extra balance
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* - A part is collected by the protocol reserves
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* Only callable by the LendingPoolConfigurator contract
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* @param flashLoanPremiumTotal total premium in bps
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* @param flashLoanPremiumToProtocol part of the premium sent to protocol
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*/
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function updateFlashloanPremiums(
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uint256 flashLoanPremiumTotal,
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uint256 flashLoanPremiumToProtocol
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) external;
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/**
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* @dev Returns the percentage of available liquidity that can be borrowed at once at stable rate
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*/
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function MAX_STABLE_RATE_BORROW_SIZE_PERCENT() external view returns (uint256);
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/**
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* @dev Returns the total fee on flash loans
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*/
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function FLASHLOAN_PREMIUM_TOTAL() external view returns (uint256);
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/**
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* @dev Returns the part of the flashloan fees sent to protocol
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*/
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function FLASHLOAN_PREMIUM_TO_PROTOCOL() external view returns (uint256);
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/**
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* @dev Returns the maximum number of reserves supported to be listed in this LendingPool
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*/
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function MAX_NUMBER_RESERVES() external view returns (uint256);
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/**
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* @dev Mints the assets accrued through the reserve factor to the treasury in the form of aTokens
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* @param assets The list of reserves for which the minting needs to be executed
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**/
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function mintToTreasury(address[] calldata assets) external;
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}
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@ -93,17 +93,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
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_flashLoanPremiumToProtocol = 0;
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}
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/**
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* @dev Deposits an `amount` of underlying asset into the reserve, receiving in return overlying aTokens.
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* - E.g. User deposits 100 USDC and gets in return 100 aUSDC
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* @param asset The address of the underlying asset to deposit
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* @param amount The amount to be deposited
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* @param onBehalfOf The address that will receive the aTokens, same as msg.sender if the user
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* wants to receive them on his own wallet, or a different address if the beneficiary of aTokens
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* is a different wallet
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* @param referralCode Code used to register the integrator originating the operation, for potential rewards.
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* 0 if the action is executed directly by the user, without any middle-man
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**/
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///@inheritdoc ILendingPool
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function deposit(
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address asset,
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uint256 amount,
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@ -113,21 +103,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
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_executeDeposit(asset, amount, onBehalfOf, referralCode);
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}
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/**
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* @notice Deposit with transfer approval of asset to be deposited done via permit function
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* see: https://eips.ethereum.org/EIPS/eip-2612 and https://eips.ethereum.org/EIPS/eip-713
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* @param asset The address of the underlying asset to deposit
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* @param amount The amount to be deposited
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* @param onBehalfOf The address that will receive the aTokens, same as msg.sender if the user
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* wants to receive them on his own wallet, or a different address if the beneficiary of aTokens
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* is a different wallet
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* @param referralCode Code used to register the integrator originating the operation, for potential rewards.
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* 0 if the action is executed directly by the user, without any middle-man
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* @param deadline validity deadline of permit and so depositWithPermit signature
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* @param permitV V parameter of ERC712 permit sig
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* @param permitR R parameter of ERC712 permit sig
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* @param permitS S parameter of ERC712 permit sig
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**/
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///@inheritdoc ILendingPool
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function depositWithPermit(
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address asset,
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uint256 amount,
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@ -150,17 +126,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
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_executeDeposit(asset, amount, onBehalfOf, referralCode);
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}
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/**
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* @dev Withdraws an `amount` of underlying asset from the reserve, burning the equivalent aTokens owned
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* E.g. User has 100 aUSDC, calls withdraw() and receives 100 USDC, burning the 100 aUSDC
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* @param asset The address of the underlying asset to withdraw
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* @param amount The underlying amount to be withdrawn
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* - Send the value type(uint256).max in order to withdraw the whole aToken balance
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* @param to Address that will receive the underlying, same as msg.sender if the user
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* wants to receive it on his own wallet, or a different address if the beneficiary is a
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* different wallet
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* @return The final amount withdrawn
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**/
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///@inheritdoc ILendingPool
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function withdraw(
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address asset,
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uint256 amount,
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@ -169,21 +135,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
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return _executeWithdraw(asset, amount, to);
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}
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/**
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* @dev Allows users to borrow a specific `amount` of the reserve underlying asset, provided that the borrower
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* already deposited enough collateral, or he was given enough allowance by a credit delegator on the
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* corresponding debt token (StableDebtToken or VariableDebtToken)
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* - E.g. User borrows 100 USDC passing as `onBehalfOf` his own address, receiving the 100 USDC in his wallet
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* and 100 stable/variable debt tokens, depending on the `interestRateMode`
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* @param asset The address of the underlying asset to borrow
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* @param amount The amount to be borrowed
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* @param interestRateMode The interest rate mode at which the user wants to borrow: 1 for Stable, 2 for Variable
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* @param referralCode Code used to register the integrator originating the operation, for potential rewards.
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* 0 if the action is executed directly by the user, without any middle-man
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* @param onBehalfOf Address of the user who will receive the debt. Should be the address of the borrower itself
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* calling the function if he wants to borrow against his own collateral, or the address of the credit delegator
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* if he has been given credit delegation allowance
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**/
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///@inheritdoc ILendingPool
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function borrow(
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address asset,
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uint256 amount,
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@ -204,18 +156,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
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);
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}
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/**
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* @notice Repays a borrowed `amount` on a specific reserve, burning the equivalent debt tokens owned
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* - E.g. User repays 100 USDC, burning 100 variable/stable debt tokens of the `onBehalfOf` address
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* @param asset The address of the borrowed underlying asset previously borrowed
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* @param amount The amount to repay
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* - Send the value type(uint256).max in order to repay the whole debt for `asset` on the specific `debtMode`
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* @param rateMode The interest rate mode at of the debt the user wants to repay: 1 for Stable, 2 for Variable
|
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* @param onBehalfOf Address of the user who will get his debt reduced/removed. Should be the address of the
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* user calling the function if he wants to reduce/remove his own debt, or the address of any other
|
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* other borrower whose debt should be removed
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* @return The final amount repaid
|
||||
**/
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///@inheritdoc ILendingPool
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function repay(
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address asset,
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uint256 amount,
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@ -225,22 +166,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
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return _executeRepay(asset, amount, rateMode, onBehalfOf);
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}
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|
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/**
|
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* @notice Repay with transfer approval of asset to be repaid done via permit function
|
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* see: https://eips.ethereum.org/EIPS/eip-2612 and https://eips.ethereum.org/EIPS/eip-713
|
||||
* @param asset The address of the borrowed underlying asset previously borrowed
|
||||
* @param amount The amount to repay
|
||||
* - Send the value type(uint256).max in order to repay the whole debt for `asset` on the specific `debtMode`
|
||||
* @param rateMode The interest rate mode at of the debt the user wants to repay: 1 for Stable, 2 for Variable
|
||||
* @param onBehalfOf Address of the user who will get his debt reduced/removed. Should be the address of the
|
||||
* user calling the function if he wants to reduce/remove his own debt, or the address of any other
|
||||
* other borrower whose debt should be removed
|
||||
* @param deadline validity deadline of permit and so depositWithPermit signature
|
||||
* @param permitV V parameter of ERC712 permit sig
|
||||
* @param permitR R parameter of ERC712 permit sig
|
||||
* @param permitS S parameter of ERC712 permit sig
|
||||
* @return The final amount repaid
|
||||
**/
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///@inheritdoc ILendingPool
|
||||
function repayWithPermit(
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||||
address asset,
|
||||
uint256 amount,
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||||
|
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@ -263,11 +189,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
return _executeRepay(asset, amount, rateMode, onBehalfOf);
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Allows a borrower to swap his debt between stable and variable mode, or viceversa
|
||||
* @param asset The address of the underlying asset borrowed
|
||||
* @param rateMode The rate mode that the user wants to swap to
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function swapBorrowRateMode(address asset, uint256 rateMode) external override whenNotPaused {
|
||||
DataTypes.ReserveData storage reserve = _reserves[asset];
|
||||
DataTypes.ReserveCache memory reserveCache = reserve.cache();
|
||||
|
|
@ -316,16 +238,9 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
emit Swap(asset, msg.sender, rateMode);
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Rebalances the stable interest rate of a user to the current stable rate defined on the reserve.
|
||||
* - Users can be rebalanced if the following conditions are satisfied:
|
||||
* 1. Usage ratio is above 95%
|
||||
* 2. the current deposit APY is below REBALANCE_UP_THRESHOLD * maxVariableBorrowRate, which means that too much has been
|
||||
* borrowed at a stable rate and depositors are not earning enough
|
||||
* @param asset The address of the underlying asset borrowed
|
||||
* @param user The address of the user to be rebalanced
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function rebalanceStableBorrowRate(address asset, address user) external override whenNotPaused {
|
||||
|
||||
DataTypes.ReserveData storage reserve = _reserves[asset];
|
||||
DataTypes.ReserveCache memory reserveCache = reserve.cache();
|
||||
|
||||
|
|
@ -359,11 +274,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
emit RebalanceStableBorrowRate(asset, user);
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Allows depositors to enable/disable a specific deposited asset as collateral
|
||||
* @param asset The address of the underlying asset deposited
|
||||
* @param useAsCollateral `true` if the user wants to use the deposit as collateral, `false` otherwise
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function setUserUseReserveAsCollateral(address asset, bool useAsCollateral)
|
||||
external
|
||||
override
|
||||
|
|
@ -393,17 +304,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Function to liquidate a non-healthy position collateral-wise, with Health Factor below 1
|
||||
* - The caller (liquidator) covers `debtToCover` amount of debt of the user getting liquidated, and receives
|
||||
* a proportionally amount of the `collateralAsset` plus a bonus to cover market risk
|
||||
* @param collateralAsset The address of the underlying asset used as collateral, to receive as result of the liquidation
|
||||
* @param debtAsset The address of the underlying borrowed asset to be repaid with the liquidation
|
||||
* @param user The address of the borrower getting liquidated
|
||||
* @param debtToCover The debt amount of borrowed `asset` the liquidator wants to cover
|
||||
* @param receiveAToken `true` if the liquidators wants to receive the collateral aTokens, `false` if he wants
|
||||
* to receive the underlying collateral asset directly
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function liquidationCall(
|
||||
address collateralAsset,
|
||||
address debtAsset,
|
||||
|
|
@ -450,23 +351,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
uint256 flashloanPremiumToProtocol;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Allows smartcontracts to access the liquidity of the pool within one transaction,
|
||||
* as long as the amount taken plus a fee is returned.
|
||||
* IMPORTANT There are security concerns for developers of flashloan receiver contracts that must be kept into consideration.
|
||||
* For further details please visit https://developers.aave.com
|
||||
* @param receiverAddress The address of the contract receiving the funds, implementing the IFlashLoanReceiver interface
|
||||
* @param assets The addresses of the assets being flash-borrowed
|
||||
* @param amounts The amounts amounts being flash-borrowed
|
||||
* @param modes Types of the debt to open if the flash loan is not returned:
|
||||
* 0 -> Don't open any debt, just revert if funds can't be transferred from the receiver
|
||||
* 1 -> Open debt at stable rate for the value of the amount flash-borrowed to the `onBehalfOf` address
|
||||
* 2 -> Open debt at variable rate for the value of the amount flash-borrowed to the `onBehalfOf` address
|
||||
* @param onBehalfOf The address that will receive the debt in the case of using on `modes` 1 or 2
|
||||
* @param params Variadic packed params to pass to the receiver as extra information
|
||||
* @param referralCode Code used to register the integrator originating the operation, for potential rewards.
|
||||
* 0 if the action is executed directly by the user, without any middle-man
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function flashLoan(
|
||||
address receiverAddress,
|
||||
address[] calldata assets,
|
||||
|
|
@ -559,15 +444,12 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Mints the assets accrued through the reserve factor to the treasury in the form of aTokens
|
||||
* @param reserves The list of reserves for which the minting needs to be executed
|
||||
**/
|
||||
function mintToTreasury(address[] calldata reserves) public {
|
||||
for (uint256 i = 0; i < reserves.length; i++) {
|
||||
address reserveAddress = reserves[i];
|
||||
///@inheritdoc ILendingPool
|
||||
function mintToTreasury(address[] calldata assets) external override {
|
||||
for (uint256 i = 0; i < assets.length; i++) {
|
||||
address assetAddress = assets[i];
|
||||
|
||||
DataTypes.ReserveData storage reserve = _reserves[reserveAddress];
|
||||
DataTypes.ReserveData storage reserve = _reserves[assetAddress];
|
||||
|
||||
// this cover both inactive reserves and invalid reserves since the flag will be 0 for both
|
||||
if (!reserve.configuration.getActive()) {
|
||||
|
|
@ -582,16 +464,12 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
IAToken(reserve.aTokenAddress).mintToTreasury(amountToMint, normalizedIncome);
|
||||
|
||||
reserve.accruedToTreasury = 0;
|
||||
emit MintedToTreasury(reserveAddress, amountToMint);
|
||||
emit MintedToTreasury(assetAddress, amountToMint);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the state and configuration of the reserve
|
||||
* @param asset The address of the underlying asset of the reserve
|
||||
* @return The state of the reserve
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function getReserveData(address asset)
|
||||
external
|
||||
view
|
||||
|
|
@ -601,16 +479,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
return _reserves[asset];
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the user account data across all the reserves
|
||||
* @param user The address of the user
|
||||
* @return totalCollateralETH the total collateral in ETH of the user
|
||||
* @return totalDebtETH the total debt in ETH of the user
|
||||
* @return availableBorrowsETH the borrowing power left of the user
|
||||
* @return currentLiquidationThreshold the liquidation threshold of the user
|
||||
* @return ltv the loan to value of the user
|
||||
* @return healthFactor the current health factor of the user
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function getUserAccountData(address user)
|
||||
external
|
||||
view
|
||||
|
|
@ -646,11 +515,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
);
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the configuration of the reserve
|
||||
* @param asset The address of the underlying asset of the reserve
|
||||
* @return The configuration of the reserve
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function getConfiguration(address asset)
|
||||
external
|
||||
view
|
||||
|
|
@ -660,11 +525,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
return _reserves[asset].configuration;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the configuration of the user across all the reserves
|
||||
* @param user The user address
|
||||
* @return The configuration of the user
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function getUserConfiguration(address user)
|
||||
external
|
||||
view
|
||||
|
|
@ -674,11 +535,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
return _usersConfig[user];
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the normalized income per unit of asset
|
||||
* @param asset The address of the underlying asset of the reserve
|
||||
* @return The reserve's normalized income
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function getReserveNormalizedIncome(address asset)
|
||||
external
|
||||
view
|
||||
|
|
@ -689,11 +546,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
return _reserves[asset].getNormalizedIncome();
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the normalized variable debt per unit of asset
|
||||
* @param asset The address of the underlying asset of the reserve
|
||||
* @return The reserve normalized variable debt
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function getReserveNormalizedVariableDebt(address asset)
|
||||
external
|
||||
view
|
||||
|
|
@ -703,16 +556,12 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
return _reserves[asset].getNormalizedDebt();
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns if the LendingPool is paused
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function paused() external view override returns (bool) {
|
||||
return _paused;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the list of the initialized reserves, does not contain dropped reserves
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function getReservesList() external view override returns (address[] memory) {
|
||||
uint256 reserveListCount = _reservesCount;
|
||||
uint256 droppedReservesCount = 0;
|
||||
|
|
@ -736,51 +585,32 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
return undroppedReserves;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the cached LendingPoolAddressesProvider connected to this contract
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function getAddressesProvider() external view override returns (ILendingPoolAddressesProvider) {
|
||||
return _addressesProvider;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the percentage of available liquidity that can be borrowed at once at stable rate
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function MAX_STABLE_RATE_BORROW_SIZE_PERCENT() public view override returns (uint256) {
|
||||
return _maxStableRateBorrowSizePercent;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the total fee on flash loans
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function FLASHLOAN_PREMIUM_TOTAL() public view override returns (uint256) {
|
||||
return _flashLoanPremiumTotal;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the part of the flashloan fees sent to protocol
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function FLASHLOAN_PREMIUM_TO_PROTOCOL() public view override returns (uint256) {
|
||||
return _flashLoanPremiumToProtocol;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns the maximum number of reserves supported to be listed in this LendingPool
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function MAX_NUMBER_RESERVES() public view override returns (uint256) {
|
||||
return _maxNumberOfReserves;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Validates and finalizes an aToken transfer
|
||||
* - Only callable by the overlying aToken of the `asset`
|
||||
* @param asset The address of the underlying asset of the aToken
|
||||
* @param from The user from which the aTokens are transferred
|
||||
* @param to The user receiving the aTokens
|
||||
* @param amount The amount being transferred/withdrawn
|
||||
* @param balanceFromBefore The aToken balance of the `from` user before the transfer
|
||||
* @param balanceToBefore The aToken balance of the `to` user before the transfer
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function finalizeTransfer(
|
||||
address asset,
|
||||
address from,
|
||||
|
|
@ -824,16 +654,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Initializes a reserve, activating it, assigning an aToken and debt tokens and an
|
||||
* interest rate strategy
|
||||
* - Only callable by the LendingPoolConfigurator contract
|
||||
* @param asset The address of the underlying asset of the reserve
|
||||
* @param aTokenAddress The address of the aToken that will be assigned to the reserve
|
||||
* @param stableDebtAddress The address of the StableDebtToken that will be assigned to the reserve
|
||||
* @param aTokenAddress The address of the VariableDebtToken that will be assigned to the reserve
|
||||
* @param interestRateStrategyAddress The address of the interest rate strategy contract
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function initReserve(
|
||||
address asset,
|
||||
address aTokenAddress,
|
||||
|
|
@ -851,23 +672,14 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
_addReserveToList(asset);
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Drop a reserve
|
||||
* - Only callable by the LendingPoolConfigurator contract
|
||||
* @param asset The address of the underlying asset of the reserve
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function dropReserve(address asset) external override onlyLendingPoolConfigurator {
|
||||
ValidationLogic.validateDropReserve(_reserves[asset]);
|
||||
_removeReserveFromList(asset);
|
||||
delete _reserves[asset];
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Updates the address of the interest rate strategy contract
|
||||
* - Only callable by the LendingPoolConfigurator contract
|
||||
* @param asset The address of the underlying asset of the reserve
|
||||
* @param rateStrategyAddress The address of the interest rate strategy contract
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function setReserveInterestRateStrategyAddress(address asset, address rateStrategyAddress)
|
||||
external
|
||||
override
|
||||
|
|
@ -876,12 +688,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
_reserves[asset].interestRateStrategyAddress = rateStrategyAddress;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Sets the configuration bitmap of the reserve as a whole
|
||||
* - Only callable by the LendingPoolConfigurator contract
|
||||
* @param asset The address of the underlying asset of the reserve
|
||||
* @param configuration The new configuration bitmap
|
||||
**/
|
||||
///@inheritdoc ILendingPool
|
||||
function setConfiguration(address asset, uint256 configuration)
|
||||
external
|
||||
override
|
||||
|
|
@ -890,11 +697,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
_reserves[asset].configuration.data = configuration;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Set the _pause state of a reserve
|
||||
* - Only callable by the LendingPoolConfigurator contract
|
||||
* @param val `true` to pause the reserve, `false` to un-pause it
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function setPause(bool val) external override onlyLendingPoolConfigurator {
|
||||
_paused = val;
|
||||
if (_paused) {
|
||||
|
|
@ -904,11 +707,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Authorizes/Unauthorizes a flash borrower. Authorized borrowers pay no flash loan premium
|
||||
* @param flashBorrower address of the flash borrower
|
||||
* @param authorized `true` to authorize, `false` to unauthorize
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function updateFlashBorrowerAuthorization(address flashBorrower, bool authorized)
|
||||
external
|
||||
override
|
||||
|
|
@ -917,23 +716,12 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
|
|||
_authorizedFlashBorrowers[flashBorrower] = authorized;
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Returns whether a flashborrower is authorized (pays no premium)
|
||||
* @param flashBorrower address of the flash borrower
|
||||
* @return `true` if authorized, `false` if not
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function isFlashBorrowerAuthorized(address flashBorrower) external view override returns (bool) {
|
||||
return _authorizedFlashBorrowers[flashBorrower];
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Updates flash loan premiums
|
||||
* flash loan premium consist in 2 parts
|
||||
* - A part is sent to aToken holders as extra balance
|
||||
* - A part is collected by the protocol reserves
|
||||
* @param flashLoanPremiumTotal total premium in bps
|
||||
* @param flashLoanPremiumToProtocol part of the premium sent to protocol
|
||||
*/
|
||||
///@inheritdoc ILendingPool
|
||||
function updateFlashloanPremiums(
|
||||
uint256 flashLoanPremiumTotal,
|
||||
uint256 flashLoanPremiumToProtocol
|
||||
|
|
|
|||
|
|
@ -112,8 +112,9 @@ library Errors {
|
|||
string public constant RL_ATOKEN_SUPPLY_NOT_ZERO = '88';
|
||||
string public constant RL_STABLE_DEBT_NOT_ZERO = '89';
|
||||
string public constant RL_VARIABLE_DEBT_SUPPLY_NOT_ZERO = '90';
|
||||
string public constant RC_INVALID_EXPOSURE_CAP = '91';
|
||||
string public constant VL_COLLATERAL_EXPOSURE_CAP_EXCEEDED = '92';
|
||||
string public constant LP_CALLER_NOT_EOA = '91';
|
||||
string public constant RC_INVALID_EXPOSURE_CAP = '92';
|
||||
string public constant VL_COLLATERAL_EXPOSURE_CAP_EXCEEDED = '93';
|
||||
|
||||
enum CollateralManagerErrors {
|
||||
NO_ERROR,
|
||||
|
|
|
|||
|
|
@ -20,6 +20,7 @@ import {IScaledBalanceToken} from '../../../interfaces/IScaledBalanceToken.sol';
|
|||
import {IAToken} from '../../../interfaces/IAToken.sol';
|
||||
import {DataTypes} from '../types/DataTypes.sol';
|
||||
import {IPriceOracleGetter} from '../../../interfaces/IPriceOracleGetter.sol';
|
||||
import {Address} from '../../../dependencies/openzeppelin/contracts/Address.sol';
|
||||
|
||||
/**
|
||||
* @title ReserveLogic library
|
||||
|
|
@ -34,6 +35,7 @@ library ValidationLogic {
|
|||
using SafeERC20 for IERC20;
|
||||
using ReserveConfiguration for DataTypes.ReserveConfigurationMap;
|
||||
using UserConfiguration for DataTypes.UserConfigurationMap;
|
||||
using Address for address;
|
||||
|
||||
uint256 public constant REBALANCE_UP_LIQUIDITY_RATE_THRESHOLD = 4000;
|
||||
uint256 public constant REBALANCE_UP_USAGE_RATIO_THRESHOLD = 0.95 * 1e27; //usage ratio of 95%
|
||||
|
|
@ -283,7 +285,7 @@ library ValidationLogic {
|
|||
/**
|
||||
* @dev Validates a swap of borrow rate mode.
|
||||
* @param reserve The reserve state on which the user is swapping the rate
|
||||
* @param reserveCache The cached data of the reserve
|
||||
* @param reserveCache The cached data of the reserve
|
||||
* @param userConfig The user reserves configuration
|
||||
* @param stableDebt The stable debt of the user
|
||||
* @param variableDebt The variable debt of the user
|
||||
|
|
@ -345,6 +347,10 @@ library ValidationLogic {
|
|||
IERC20 variableDebtToken,
|
||||
address aTokenAddress
|
||||
) external view {
|
||||
|
||||
// to avoid potential abuses using flashloans, the rebalance stable rate must happen through an EOA
|
||||
require(!address(msg.sender).isContract(), Errors.LP_CALLER_NOT_EOA);
|
||||
|
||||
(bool isActive, , , , bool isPaused) = reserveCache.reserveConfiguration.getFlagsMemory();
|
||||
|
||||
require(isActive, Errors.VL_NO_ACTIVE_RESERVE);
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user