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fix: exposure cap is on supply of collaterals, not on debts..

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This commit is contained in:
Hadrien Charlanes 2021-06-03 16:31:09 +02:00
parent 68ff74a3a6
commit 129a96a3cf
2 changed files with 3 additions and 9 deletions
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5
contracts/protocol/libraries/logic/GenericLogic.sol
View File

@ -116,10 +116,7 @@ library GenericLogic {
vars.totalCollateralInETH = vars.totalCollateralInETH.add(vars.userBalanceETH); vars.totalCollateralInETH = vars.totalCollateralInETH.add(vars.userBalanceETH);
vars.exposureCap = currentReserve.configuration.getExposureCap(); vars.exposureCap = currentReserve.configuration.getExposureCap();
vars.exposureCapped = vars.exposureCapped =
IERC20(currentReserve.stableDebtTokenAddress) IERC20(currentReserve.aTokenAddress).totalSupply().div(10**vars.decimals) >
.totalSupply()
.add(IERC20(currentReserve.variableDebtTokenAddress).totalSupply())
.div(10**vars.decimals) >
vars.exposureCap; vars.exposureCap;
vars.avgLtv = vars.avgLtv.add(vars.exposureCapped ? 0 : vars.userBalanceETH.mul(vars.ltv)); vars.avgLtv = vars.avgLtv.add(vars.exposureCapped ? 0 : vars.userBalanceETH.mul(vars.ltv));
vars.avgLiquidationThreshold = vars.avgLiquidationThreshold.add( vars.avgLiquidationThreshold = vars.avgLiquidationThreshold.add(

7
contracts/protocol/libraries/logic/ValidationLogic.sol
View File

@ -467,8 +467,7 @@ library ValidationLogic {
); );
uint256 exposureCap = reserve.configuration.getExposureCapMemory(); uint256 exposureCap = reserve.configuration.getExposureCapMemory();
uint256 totalSupplyStableDebt = IERC20(reserve.stableDebtTokenAddress).totalSupply(); uint256 totalSupplyAtoken = IERC20(reserve.aTokenAddress).totalSupply();
uint256 totalSupplyVariableDebt = IERC20(reserve.variableDebtTokenAddress).totalSupply();
(, , , uint256 reserveDecimals, ) = reserve.configuration.getParamsMemory(); (, , , uint256 reserveDecimals, ) = reserve.configuration.getParamsMemory();
require( require(
@ -477,9 +476,7 @@ library ValidationLogic {
); );
require( require(
exposureCap == 0 || exposureCap == 0 || ltv == 0 || totalSupplyAtoken.div(10**reserveDecimals) < exposureCap,
ltv == 0 ||
totalSupplyStableDebt.add(totalSupplyVariableDebt).div(10**reserveDecimals) < exposureCap,
Errors.VL_COLLATERAL_EXPOSURE_CAP_EXCEEDED Errors.VL_COLLATERAL_EXPOSURE_CAP_EXCEEDED
); );
} }