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Merge pull request #152 from aave/feat/rebalance-eoa

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2.5 - Enforce invocation from an EOA for rebalanceStableBorrowRate()
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The-3D 2021-06-15 20:21:43 +02:00 committed by GitHub
commit 6a69a00372
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3 changed files with 9 additions and 1 deletions
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1
contracts/protocol/lendingpool/LendingPool.sol
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@ -240,6 +240,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
///@inheritdoc ILendingPool
function rebalanceStableBorrowRate(address asset, address user) external override whenNotPaused {
DataTypes.ReserveData storage reserve = _reserves[asset];
DataTypes.ReserveCache memory reserveCache = reserve.cache();

1
contracts/protocol/libraries/helpers/Errors.sol
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@ -112,6 +112,7 @@ 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 LP_CALLER_NOT_EOA = '91';
enum CollateralManagerErrors {
NO_ERROR,

6
contracts/protocol/libraries/logic/ValidationLogic.sol
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@ -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%
@ -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);