Fix conflicts

config/commons.ts

@@ -131,8 +131,9 @@ export const CommonsConfig: ICommonConfiguration = {
   // COMMON PROTOCOL ADDRESSES ACROSS POOLS
   // ----------------
 
-  // If lendingPoolManagerAddress is set, will take priority over lendingPoolManagerAddressIndex
+  // If PoolAdmin/emergencyAdmin is set, will take priority over PoolAdminIndex/emergencyAdminIndex
-  AaveAdmin: {
+  PoolAdmin: {
+    [eEthereumNetwork.coverage]: undefined,
     [eEthereumNetwork.buidlerevm]: undefined,
     [eEthereumNetwork.coverage]: undefined,
     [eEthereumNetwork.hardhat]: undefined,
@@ -140,7 +141,16 @@ export const CommonsConfig: ICommonConfiguration = {
     [eEthereumNetwork.ropsten]: undefined,
     [eEthereumNetwork.main]: undefined,
   },
-  AaveAdminIndex: 0,
+  PoolAdminIndex: 0,
+  EmergencyAdmin: {
+    [eEthereumNetwork.hardhat]: undefined,
+    [eEthereumNetwork.coverage]: undefined,
+    [eEthereumNetwork.buidlerevm]: undefined,
+    [eEthereumNetwork.kovan]: undefined,
+    [eEthereumNetwork.ropsten]: undefined,
+    [eEthereumNetwork.main]: undefined,
+  },
+  EmergencyAdminIndex: 1,
   ProviderRegistry: {
     [eEthereumNetwork.kovan]: '',
     [eEthereumNetwork.ropsten]: '',

contracts/configuration/LendingPoolAddressesProvider.sol

@@ -21,7 +21,8 @@ contract LendingPoolAddressesProvider is Ownable, ILendingPoolAddressesProvider
 
   bytes32 private constant LENDING_POOL = 'LENDING_POOL';
   bytes32 private constant LENDING_POOL_CONFIGURATOR = 'LENDING_POOL_CONFIGURATOR';
-  bytes32 private constant AAVE_ADMIN = 'AAVE_ADMIN';
+  bytes32 private constant POOL_ADMIN = 'POOL_ADMIN';
+  bytes32 private constant EMERGENCY_ADMIN = 'EMERGENCY_ADMIN';
   bytes32 private constant LENDING_POOL_COLLATERAL_MANAGER = 'COLLATERAL_MANAGER';
   bytes32 private constant PRICE_ORACLE = 'PRICE_ORACLE';
   bytes32 private constant LENDING_RATE_ORACLE = 'LENDING_RATE_ORACLE';
@@ -114,13 +115,22 @@ contract LendingPoolAddressesProvider is Ownable, ILendingPoolAddressesProvider
    * hence the upgradable proxy pattern is not used
    **/
 
-  function getAaveAdmin() external override view returns (address) {
+  function getPoolAdmin() external override view returns (address) {
-    return getAddress(AAVE_ADMIN);
+    return getAddress(POOL_ADMIN);
   }
 
-  function setAaveAdmin(address aaveAdmin) external override onlyOwner {
+  function setPoolAdmin(address admin) external override onlyOwner {
-    _addresses[AAVE_ADMIN] = aaveAdmin;
+    _addresses[POOL_ADMIN] = admin;
-    emit AaveAdminUpdated(aaveAdmin);
+    emit ConfigurationAdminUpdated(admin);
+  }
+
+  function getEmergencyAdmin() external override view returns (address) {
+    return getAddress(EMERGENCY_ADMIN);
+  }
+
+  function setEmergencyAdmin(address emergencyAdmin) external override onlyOwner {
+    _addresses[EMERGENCY_ADMIN] = emergencyAdmin;
+    emit EmergencyAdminUpdated(emergencyAdmin);
   }
 
   function getPriceOracle() external override view returns (address) {

contracts/interfaces/ILendingPool.sol

@@ -33,13 +33,6 @@ interface ILendingPool {
    **/
   event Withdraw(address indexed reserve, address indexed user, address indexed to, uint256 amount);
 
-  event BorrowAllowanceDelegated(
-    address indexed fromUser,
-    address indexed toUser,
-    address[] assets,
-    uint256[] interestRateModes,
-    uint256[] amounts
-  );
   /**
    * @dev emitted on borrow
    * @param reserve the address of the reserve
@@ -196,27 +189,6 @@ interface ILendingPool {
     address to
   ) external;
 
-  /**
-   * @dev Sets allowance to borrow on a certain type of debt assets for a certain user address
-   * @param assets The underlying asset of each debt token
-   * @param user The user to give allowance to
-   * @param interestRateModes Types of debt: 1 for stable, 2 for variable
-   * @param amounts Allowance amounts to borrow
-   **/
-  function delegateBorrowAllowance(
-    address[] calldata assets,
-    address user,
-    uint256[] calldata interestRateModes,
-    uint256[] calldata amounts
-  ) external;
-
-  function getBorrowAllowance(
-    address fromUser,
-    address toUser,
-    address asset,
-    uint256 interestRateMode
-  ) external view returns (uint256);
-
   /**
    * @dev Allows users to borrow a specific amount of the reserve currency, provided that the borrower
    * already deposited enough collateral.

contracts/interfaces/ILendingPoolAddressesProvider.sol

@@ -8,7 +8,8 @@ pragma solidity ^0.6.8;
 
 interface ILendingPoolAddressesProvider {
   event LendingPoolUpdated(address indexed newAddress);
-  event AaveAdminUpdated(address indexed newAddress);
+  event ConfigurationAdminUpdated(address indexed newAddress);
+  event EmergencyAdminUpdated(address indexed newAddress);
   event LendingPoolConfiguratorUpdated(address indexed newAddress);
   event LendingPoolCollateralManagerUpdated(address indexed newAddress);
   event EthereumAddressUpdated(address indexed newAddress);
@@ -37,9 +38,13 @@ interface ILendingPoolAddressesProvider {
 
   function setLendingPoolCollateralManager(address manager) external;
 
-  function getAaveAdmin() external view returns (address);
+  function getPoolAdmin() external view returns (address);
 
-  function setAaveAdmin(address aaveAdmin) external;
+  function setPoolAdmin(address admin) external;
+
+  function getEmergencyAdmin() external view returns (address);
+
+  function setEmergencyAdmin(address admin) external;
 
   function getPriceOracle() external view returns (address);
 

contracts/lendingpool/LendingPool.sol

@@ -166,53 +166,6 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
     emit Withdraw(asset, msg.sender, to, amountToWithdraw);
   }
 
-  /**
-   * @dev returns the borrow allowance of the user
-   * @param asset The underlying asset of the debt token
-   * @param fromUser The user to giving allowance
-   * @param toUser The user to give allowance to
-   * @param interestRateMode Type of debt: 1 for stable, 2 for variable
-   * @return the current allowance of toUser
-   **/
-  function getBorrowAllowance(
-    address fromUser,
-    address toUser,
-    address asset,
-    uint256 interestRateMode
-  ) external override view returns (uint256) {
-    return
-      _borrowAllowance[_reserves[asset].getDebtTokenAddress(interestRateMode)][fromUser][toUser];
-  }
-
-  /**
-   * @dev Sets allowance to borrow on a certain type of debt assets for a certain user address
-   * @param assets The underlying asset of each debt token
-   * @param user The user to give allowance to
-   * @param interestRateModes Types of debt: 1 for stable, 2 for variable
-   * @param amounts Allowance amounts to borrow
-   **/
-  function delegateBorrowAllowance(
-    address[] calldata assets,
-    address user,
-    uint256[] calldata interestRateModes,
-    uint256[] calldata amounts
-  ) external override {
-    _whenNotPaused();
-
-    uint256 countAssets = assets.length;
-    require(
-      countAssets == interestRateModes.length && countAssets == amounts.length,
-      Errors.LP_INCONSISTENT_PARAMS_LENGTH
-    );
-
-    for (uint256 i = 0; i < countAssets; i++) {
-      address debtToken = _reserves[assets[i]].getDebtTokenAddress(interestRateModes[i]);
-      _borrowAllowance[debtToken][msg.sender][user] = amounts[i];
-    }
-
-    emit BorrowAllowanceDelegated(msg.sender, user, assets, interestRateModes, amounts);
-  }
-
   /**
    * @dev Allows users to borrow a specific amount of the reserve currency, provided that the borrower
    * already deposited enough collateral.
@@ -338,6 +291,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
       //burn stable rate tokens, mint variable rate tokens
       IStableDebtToken(reserve.stableDebtTokenAddress).burn(msg.sender, stableDebt);
       IVariableDebtToken(reserve.variableDebtTokenAddress).mint(
+        msg.sender,
         msg.sender,
         stableDebt,
         reserve.variableBorrowIndex
@@ -350,6 +304,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
         reserve.variableBorrowIndex
       );
       IStableDebtToken(reserve.stableDebtTokenAddress).mint(
+        msg.sender,
         msg.sender,
         variableDebt,
         reserve.currentStableBorrowRate
@@ -411,6 +366,7 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
 
     IStableDebtToken(address(stableDebtToken)).burn(user, stableBorrowBalance);
     IStableDebtToken(address(stableDebtToken)).mint(
+      user,
       user,
       stableBorrowBalance,
       reserve.currentStableBorrowRate
@@ -898,14 +854,6 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
       oracle
     );
 
-    if (vars.onBehalfOf != msg.sender) {
-      address debtToken = reserve.getDebtTokenAddress(vars.interestRateMode);
-
-      _borrowAllowance[debtToken][vars.onBehalfOf][msg.sender] = _borrowAllowance[debtToken][vars
-        .onBehalfOf][msg.sender]
-        .sub(vars.amount, Errors.LP_BORROW_ALLOWANCE_NOT_ENOUGH);
-    }
-
     reserve.updateState();
 
     //caching the current stable borrow rate
@@ -918,12 +866,14 @@ contract LendingPool is VersionedInitializable, ILendingPool, LendingPoolStorage
       currentStableRate = reserve.currentStableBorrowRate;
 
       isFirstBorrowing = IStableDebtToken(reserve.stableDebtTokenAddress).mint(
+        vars.user,
         vars.onBehalfOf,
         vars.amount,
         currentStableRate
       );
     } else {
       isFirstBorrowing = IVariableDebtToken(reserve.variableDebtTokenAddress).mint(
+        vars.user,
         vars.onBehalfOf,
         vars.amount,
         reserve.variableBorrowIndex

contracts/lendingpool/LendingPoolConfigurator.sol

@@ -188,10 +188,21 @@ contract LendingPoolConfigurator is VersionedInitializable {
   ILendingPool internal pool;
 
   /**
-   * @dev only the aave admin can call functions affected by this modifier
+   * @dev only the pool admin can call functions affected by this modifier
    **/
-  modifier onlyAaveAdmin {
+  modifier onlyPoolAdmin {
-    require(addressesProvider.getAaveAdmin() == msg.sender, Errors.CALLER_NOT_AAVE_ADMIN);
+    require(addressesProvider.getPoolAdmin() == msg.sender, Errors.CALLER_NOT_POOL_ADMIN);
+    _;
+  }
+
+  /**
+   * @dev only the emergency admin can call functions affected by this modifier
+   **/
+  modifier onlyEmergencyAdmin {
+    require(
+      addressesProvider.getEmergencyAdmin() == msg.sender,
+      Errors.LPC_CALLER_NOT_EMERGENCY_ADMIN
+    );
     _;
   }
 
@@ -220,7 +231,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
     address variableDebtTokenImpl,
     uint8 underlyingAssetDecimals,
     address interestRateStrategyAddress
-  ) public onlyAaveAdmin {
+  ) public onlyPoolAdmin {
     address asset = ITokenConfiguration(aTokenImpl).UNDERLYING_ASSET_ADDRESS();
 
     require(
@@ -287,7 +298,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @param asset the address of the reserve to be updated
    * @param implementation the address of the new aToken implementation
    **/
-  function updateAToken(address asset, address implementation) external onlyAaveAdmin {
+  function updateAToken(address asset, address implementation) external onlyPoolAdmin {
     ReserveLogic.ReserveData memory reserveData = pool.getReserveData(asset);
 
     _upgradeTokenImplementation(asset, reserveData.aTokenAddress, implementation);
@@ -300,7 +311,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @param asset the address of the reserve to be updated
    * @param implementation the address of the new aToken implementation
    **/
-  function updateStableDebtToken(address asset, address implementation) external onlyAaveAdmin {
+  function updateStableDebtToken(address asset, address implementation) external onlyPoolAdmin {
     ReserveLogic.ReserveData memory reserveData = pool.getReserveData(asset);
 
     _upgradeTokenImplementation(asset, reserveData.stableDebtTokenAddress, implementation);
@@ -313,7 +324,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @param asset the address of the reserve to be updated
    * @param implementation the address of the new aToken implementation
    **/
-  function updateVariableDebtToken(address asset, address implementation) external onlyAaveAdmin {
+  function updateVariableDebtToken(address asset, address implementation) external onlyPoolAdmin {
     ReserveLogic.ReserveData memory reserveData = pool.getReserveData(asset);
 
     _upgradeTokenImplementation(asset, reserveData.variableDebtTokenAddress, implementation);
@@ -328,7 +339,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    **/
   function enableBorrowingOnReserve(address asset, bool stableBorrowRateEnabled)
     external
-    onlyAaveAdmin
+    onlyPoolAdmin
   {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
@@ -344,7 +355,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @dev disables borrowing on a reserve
    * @param asset the address of the reserve
    **/
-  function disableBorrowingOnReserve(address asset) external onlyAaveAdmin {
+  function disableBorrowingOnReserve(address asset) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setBorrowingEnabled(false);
@@ -365,7 +376,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
     uint256 ltv,
     uint256 liquidationThreshold,
     uint256 liquidationBonus
-  ) external onlyAaveAdmin {
+  ) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     //validation of the parameters: the LTV can
@@ -401,7 +412,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @dev enable stable rate borrowing on a reserve
    * @param asset the address of the reserve
    **/
-  function enableReserveStableRate(address asset) external onlyAaveAdmin {
+  function enableReserveStableRate(address asset) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setStableRateBorrowingEnabled(true);
@@ -415,7 +426,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @dev disable stable rate borrowing on a reserve
    * @param asset the address of the reserve
    **/
-  function disableReserveStableRate(address asset) external onlyAaveAdmin {
+  function disableReserveStableRate(address asset) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setStableRateBorrowingEnabled(false);
@@ -429,7 +440,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @dev activates a reserve
    * @param asset the address of the reserve
    **/
-  function activateReserve(address asset) external onlyAaveAdmin {
+  function activateReserve(address asset) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setActive(true);
@@ -443,7 +454,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @dev deactivates a reserve
    * @param asset the address of the reserve
    **/
-  function deactivateReserve(address asset) external onlyAaveAdmin {
+  function deactivateReserve(address asset) external onlyPoolAdmin {
     _checkNoLiquidity(asset);
 
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
@@ -459,7 +470,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @dev freezes a reserve. A frozen reserve doesn't accept any new deposit, borrow or rate swap, but can accept repayments, liquidations, rate rebalances and redeems
    * @param asset the address of the reserve
    **/
-  function freezeReserve(address asset) external onlyAaveAdmin {
+  function freezeReserve(address asset) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setFrozen(true);
@@ -473,7 +484,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @dev unfreezes a reserve
    * @param asset the address of the reserve
    **/
-  function unfreezeReserve(address asset) external onlyAaveAdmin {
+  function unfreezeReserve(address asset) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setFrozen(false);
@@ -488,7 +499,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @param asset the address of the reserve
    * @param ltv the new value for the loan to value
    **/
-  function setLtv(address asset, uint256 ltv) external onlyAaveAdmin {
+  function setLtv(address asset, uint256 ltv) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setLtv(ltv);
@@ -503,7 +514,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @param asset the address of the reserve
    * @param reserveFactor the new reserve factor of the reserve
    **/
-  function setReserveFactor(address asset, uint256 reserveFactor) external onlyAaveAdmin {
+  function setReserveFactor(address asset, uint256 reserveFactor) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setReserveFactor(reserveFactor);
@@ -518,7 +529,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @param asset the address of the reserve
    * @param threshold the new value for the liquidation threshold
    **/
-  function setLiquidationThreshold(address asset, uint256 threshold) external onlyAaveAdmin {
+  function setLiquidationThreshold(address asset, uint256 threshold) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setLiquidationThreshold(threshold);
@@ -533,7 +544,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @param asset the address of the reserve
    * @param bonus the new value for the liquidation bonus
    **/
-  function setLiquidationBonus(address asset, uint256 bonus) external onlyAaveAdmin {
+  function setLiquidationBonus(address asset, uint256 bonus) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setLiquidationBonus(bonus);
@@ -548,7 +559,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @param asset the address of the reserve
    * @param decimals the new number of decimals
    **/
-  function setReserveDecimals(address asset, uint256 decimals) external onlyAaveAdmin {
+  function setReserveDecimals(address asset, uint256 decimals) external onlyPoolAdmin {
     ReserveConfiguration.Map memory currentConfig = pool.getConfiguration(asset);
 
     currentConfig.setDecimals(decimals);
@@ -565,7 +576,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    **/
   function setReserveInterestRateStrategyAddress(address asset, address rateStrategyAddress)
     external
-    onlyAaveAdmin
+    onlyPoolAdmin
   {
     pool.setReserveInterestRateStrategyAddress(asset, rateStrategyAddress);
     emit ReserveInterestRateStrategyChanged(asset, rateStrategyAddress);
@@ -620,7 +631,7 @@ contract LendingPoolConfigurator is VersionedInitializable {
    * @dev pauses or unpauses LendingPool actions
    * @param val the boolean value to set the current pause state of LendingPool
    **/
-  function setPoolPause(bool val) external onlyAaveAdmin {
+  function setPoolPause(bool val) external onlyEmergencyAdmin {
     pool.setPause(val);
   }
 

contracts/lendingpool/LendingPoolStorage.sol

@@ -15,8 +15,6 @@ contract LendingPoolStorage {
 
   mapping(address => ReserveLogic.ReserveData) internal _reserves;
   mapping(address => UserConfiguration.Map) internal _usersConfig;
-  // debt token address => user who gives allowance => user who receives allowance => amount
-  mapping(address => mapping(address => mapping(address => uint256))) internal _borrowAllowance;
 
   // the list of the available reserves, structured as a mapping for gas savings reasons
   mapping(uint256 => address) internal _reservesList;

contracts/libraries/helpers/Errors.sol

@@ -18,7 +18,8 @@ pragma solidity ^0.6.8;
  */
 library Errors {
   //common errors
-  string public constant CALLER_NOT_AAVE_ADMIN = '33'; // 'The caller must be the aave admin'
+  string public constant CALLER_NOT_POOL_ADMIN = '33'; // 'The caller must be the pool admin'
+  string public constant BORROW_ALLOWANCE_NOT_ENOUGH = '59'; // User borrows on behalf, but allowance are too small
 
   //contract specific errors
   string public constant VL_AMOUNT_NOT_GREATER_THAN_0 = '1'; // 'Amount must be greater than 0'
@@ -47,7 +48,7 @@ library Errors {
   string public constant LP_NOT_ENOUGH_LIQUIDITY_TO_BORROW = '24'; // 'There is not enough liquidity available to borrow'
   string public constant LP_REQUESTED_AMOUNT_TOO_SMALL = '25'; // 'The requested amount is too small for a FlashLoan.'
   string public constant LP_INCONSISTENT_PROTOCOL_ACTUAL_BALANCE = '26'; // 'The actual balance of the protocol is inconsistent'
-  string public constant LP_CALLER_NOT_LENDING_POOL_CONFIGURATOR = '27'; // 'The actual balance of the protocol is inconsistent'
+  string public constant LP_CALLER_NOT_LENDING_POOL_CONFIGURATOR = '27'; // 'The caller of the function is not the lending pool configurator'
   string public constant LP_INCONSISTENT_FLASHLOAN_PARAMS = '28';
   string public constant AT_CALLER_MUST_BE_LENDING_POOL = '29'; // 'The caller of this function must be a lending pool'
   string public constant AT_CANNOT_GIVE_ALLVWANCE_TO_HIMSELF = '30'; // 'User cannot give allowance to himself'
@@ -61,6 +62,7 @@ library Errors {
   string public constant LPC_INVALID_VARIABLE_DEBT_TOKEN_UNDERLYING_ADDRESS = '39'; // 'The liquidity of the reserve needs to be 0'
   string public constant LPC_INVALID_ADDRESSES_PROVIDER_ID = '40'; // 'The liquidity of the reserve needs to be 0'
   string public constant LPC_INVALID_CONFIGURATION = '75'; // 'Invalid risk parameters for the reserve'
+  string public constant LPC_CALLER_NOT_EMERGENCY_ADMIN = '76'; // 'The caller must be the emergency admin'
   string public constant LPAPR_PROVIDER_NOT_REGISTERED = '41'; // 'Provider is not registered'
   string public constant LPCM_HEALTH_FACTOR_NOT_BELOW_THRESHOLD = '42'; // 'Health factor is not below the threshold'
   string public constant LPCM_COLLATERAL_CANNOT_BE_LIQUIDATED = '43'; // 'The collateral chosen cannot be liquidated'
@@ -79,7 +81,6 @@ library Errors {
   string public constant AT_INVALID_MINT_AMOUNT = '56'; //invalid amount to mint
   string public constant LP_FAILED_REPAY_WITH_COLLATERAL = '57';
   string public constant AT_INVALID_BURN_AMOUNT = '58'; //invalid amount to burn
-  string public constant LP_BORROW_ALLOWANCE_NOT_ENOUGH = '59'; // User borrows on behalf, but allowance are too small
   string public constant LP_FAILED_COLLATERAL_SWAP = '60';
   string public constant LP_INVALID_EQUAL_ASSETS_TO_SWAP = '61';
   string public constant LP_REENTRANCY_NOT_ALLOWED = '62';

contracts/libraries/logic/ReserveLogic.sol

@@ -119,28 +119,6 @@ library ReserveLogic {
     return cumulated;
   }
 
-  /**
-   * @dev returns an address of the debt token used for particular interest rate mode on asset.
-   * @param reserve the reserve object
-   * @param interestRateMode - STABLE or VARIABLE from ReserveLogic.InterestRateMode enum
-   * @return an address of the corresponding debt token from reserve configuration
-   **/
-  function getDebtTokenAddress(ReserveLogic.ReserveData storage reserve, uint256 interestRateMode)
-    external
-    view
-    returns (address)
-  {
-    require(
-      ReserveLogic.InterestRateMode.STABLE == ReserveLogic.InterestRateMode(interestRateMode) ||
-        ReserveLogic.InterestRateMode.VARIABLE == ReserveLogic.InterestRateMode(interestRateMode),
-      Errors.VL_INVALID_INTEREST_RATE_MODE_SELECTED
-    );
-    return
-      ReserveLogic.InterestRateMode.STABLE == ReserveLogic.InterestRateMode(interestRateMode)
-        ? reserve.stableDebtTokenAddress
-        : reserve.variableDebtTokenAddress;
-  }
-
   /**
    * @dev Updates the liquidity cumulative index Ci and variable borrow cumulative index Bvc. Refer to the whitepaper for
    * a formal specification.

contracts/tokenization/DelegationAwareAToken.sol

@@ -25,10 +25,10 @@ contract DelegationAwareAToken is AToken {
   /**
    * @dev only the aave admin can call this function
    **/
-  modifier onlyAaveAdmin {
+  modifier onlyPoolAdmin {
     require(
-      _msgSender() == ILendingPool(POOL).getAddressesProvider().getAaveAdmin(),
+      _msgSender() == ILendingPool(POOL).getAddressesProvider().getPoolAdmin(),
-      Errors.CALLER_NOT_AAVE_ADMIN
+      Errors.CALLER_NOT_POOL_ADMIN
     );
     _;
   }
@@ -66,7 +66,7 @@ contract DelegationAwareAToken is AToken {
    * @dev delegates voting power of the underlying asset to a specific address
    * @param delegatee the address that will receive the delegation
    **/
-  function delegateUnderlyingTo(address delegatee) external onlyAaveAdmin {
+  function delegateUnderlyingTo(address delegatee) external onlyPoolAdmin {
     IDelegationToken(UNDERLYING_ASSET_ADDRESS).delegate(delegatee);
   }
 }

contracts/tokenization/StableDebtToken.sol

@@ -16,9 +16,10 @@ contract StableDebtToken is IStableDebtToken, DebtTokenBase {
 
   uint256 public constant DEBT_TOKEN_REVISION = 0x1;
 
-  uint256 private _avgStableRate;
+  uint256 internal _avgStableRate;
-  mapping(address => uint40) _timestamps;
+  mapping(address => uint40) internal _timestamps;
-  uint40 _totalSupplyTimestamp;
+  mapping(address => uint256) internal _usersData;
+  uint40 internal _totalSupplyTimestamp;
 
   constructor(
     address pool,
@@ -95,17 +96,18 @@ contract StableDebtToken is IStableDebtToken, DebtTokenBase {
    **/
   function mint(
     address user,
+    address onBehalfOf,
     uint256 amount,
     uint256 rate
   ) external override onlyLendingPool returns (bool) {
     MintLocalVars memory vars;
 
+    if (user != onBehalfOf) {
+      _decreaseBorrowAllowance(onBehalfOf, user, amount);
+    }
+
     //cumulates the user debt
-    (
+    (, uint256 currentBalance, uint256 balanceIncrease) = _calculateBalanceIncrease(onBehalfOf);
-      uint256 previousBalance,
-      uint256 currentBalance,
-      uint256 balanceIncrease
-    ) = _calculateBalanceIncrease(user);
 
     //accrueing the interest accumulation to the stored total supply and caching it
     vars.previousSupply = totalSupply();
@@ -115,17 +117,17 @@ contract StableDebtToken is IStableDebtToken, DebtTokenBase {
     vars.amountInRay = amount.wadToRay();
 
     //calculates the new stable rate for the user
-    vars.newStableRate = _usersData[user]
+    vars.newStableRate = _usersData[onBehalfOf]
       .rayMul(currentBalance.wadToRay())
       .add(vars.amountInRay.rayMul(rate))
       .rayDiv(currentBalance.add(amount).wadToRay());
 
     require(vars.newStableRate < (1 << 128), 'Debt token: stable rate overflow');
-    _usersData[user] = vars.newStableRate;
+    _usersData[onBehalfOf] = vars.newStableRate;
 
     //updating the user and supply timestamp
     //solium-disable-next-line
-    _totalSupplyTimestamp = _timestamps[user] = uint40(block.timestamp);
+    _totalSupplyTimestamp = _timestamps[onBehalfOf] = uint40(block.timestamp);
 
     //calculates the updated average stable rate
     vars.currentAvgStableRate = _avgStableRate = vars
@@ -134,13 +136,14 @@ contract StableDebtToken is IStableDebtToken, DebtTokenBase {
       .add(rate.rayMul(vars.amountInRay))
       .rayDiv(vars.nextSupply.wadToRay());
 
-    _mint(user, amount.add(balanceIncrease), vars.previousSupply);
+    _mint(onBehalfOf, amount.add(balanceIncrease), vars.previousSupply);
 
     // transfer event to track balances
-    emit Transfer(address(0), user, amount);
+    emit Transfer(address(0), onBehalfOf, amount);
 
     emit Mint(
       user,
+      onBehalfOf,
       amount,
       currentBalance,
       balanceIncrease,
@@ -158,11 +161,7 @@ contract StableDebtToken is IStableDebtToken, DebtTokenBase {
    * @param amount the amount of debt tokens to mint
    **/
   function burn(address user, uint256 amount) external override onlyLendingPool {
-    (
+    (, uint256 currentBalance, uint256 balanceIncrease) = _calculateBalanceIncrease(user);
-      uint256 previousBalance,
-      uint256 currentBalance,
-      uint256 balanceIncrease
-    ) = _calculateBalanceIncrease(user);
 
     uint256 previousSupply = totalSupply();
     uint256 newStableRate = 0;

contracts/tokenization/VariableDebtToken.sol

@@ -55,17 +55,22 @@ contract VariableDebtToken is DebtTokenBase, IVariableDebtToken {
    **/
   function mint(
     address user,
+    address onBehalfOf,
     uint256 amount,
     uint256 index
   ) external override onlyLendingPool returns (bool) {
-    uint256 previousBalance = super.balanceOf(user);
+    if (user != onBehalfOf) {
+      _decreaseBorrowAllowance(onBehalfOf, user, amount);
+    }
+
+    uint256 previousBalance = super.balanceOf(onBehalfOf);
     uint256 amountScaled = amount.rayDiv(index);
     require(amountScaled != 0, Errors.AT_INVALID_MINT_AMOUNT);
 
-    _mint(user, amountScaled);
+    _mint(onBehalfOf, amountScaled);
 
-    emit Transfer(address(0), user, amount);
+    emit Transfer(address(0), onBehalfOf, amount);
-    emit Mint(user, amount, index);
+    emit Mint(user, onBehalfOf, amount, index);
 
     return previousBalance == 0;
   }

contracts/tokenization/base/DebtTokenBase.sol

@@ -15,9 +15,17 @@ import {Errors} from '../../libraries/helpers/Errors.sol';
  */
 
 abstract contract DebtTokenBase is IncentivizedERC20, VersionedInitializable {
+  event BorrowAllowanceDelegated(
+    address indexed fromUser,
+    address indexed toUser,
+    address asset,
+    uint256 amount
+  );
+
   address public immutable UNDERLYING_ASSET_ADDRESS;
   ILendingPool public immutable POOL;
-  mapping(address => uint256) internal _usersData;
+
+  mapping(address => mapping(address => uint256)) internal _borrowAllowances;
 
   /**
    * @dev Only lending pool can call functions marked by this modifier
@@ -58,6 +66,28 @@ abstract contract DebtTokenBase is IncentivizedERC20, VersionedInitializable {
     _setDecimals(decimals);
   }
 
+  /**
+   * @dev delegates borrowing power to a user on the specific debt token
+   * @param delegatee the address receiving the delegated borrowing power
+   * @param amount the maximum amount being delegated. Delegation will still
+   * respect the liquidation constraints (even if delegated, a delegatee cannot
+   * force a delegator HF to go below 1)
+   **/
+  function approveDelegation(address delegatee, uint256 amount) external {
+    _borrowAllowances[_msgSender()][delegatee] = amount;
+    emit BorrowAllowanceDelegated(_msgSender(), delegatee, UNDERLYING_ASSET_ADDRESS, amount);
+  }
+
+  /**
+   * @dev returns the borrow allowance of the user
+   * @param fromUser The user to giving allowance
+   * @param toUser The user to give allowance to
+   * @return the current allowance of toUser
+   **/
+  function borrowAllowance(address fromUser, address toUser) external view returns (uint256) {
+    return _borrowAllowances[fromUser][toUser];
+  }
+
   /**
    * @dev Being non transferrable, the debt token does not implement any of the
    * standard ERC20 functions for transfer and allowance.
@@ -118,4 +148,19 @@ abstract contract DebtTokenBase is IncentivizedERC20, VersionedInitializable {
     subtractedValue;
     revert('ALLOWANCE_NOT_SUPPORTED');
   }
+
+  function _decreaseBorrowAllowance(
+    address delegator,
+    address delegatee,
+    uint256 amount
+  ) internal {
+    uint256 newAllowance = _borrowAllowances[delegator][delegatee].sub(
+      amount,
+      Errors.BORROW_ALLOWANCE_NOT_ENOUGH
+    );
+
+    _borrowAllowances[delegator][delegatee] = newAllowance;
+
+    emit BorrowAllowanceDelegated(delegator, delegatee, UNDERLYING_ASSET_ADDRESS, newAllowance);
+  }
 }

contracts/tokenization/interfaces/IAToken.sol

@@ -5,6 +5,27 @@ import {IERC20} from '../../dependencies/openzeppelin/contracts/IERC20.sol';
 import {IScaledBalanceToken} from './IScaledBalanceToken.sol';
 
 interface IAToken is IERC20, IScaledBalanceToken {
+  /**
+   * @dev emitted after the mint action
+   * @param from the address performing the mint
+   * @param value the amount to be minted
+   * @param index the last index of the reserve
+   **/
+  event Mint(address indexed from, uint256 value, uint256 index);
+
+  /**
+   * @dev mints aTokens to user
+   * only lending pools can call this function
+   * @param user the address receiving the minted tokens
+   * @param amount the amount of tokens to mint
+   * @param index the liquidity index
+   */
+  function mint(
+    address user,
+    uint256 amount,
+    uint256 index
+  ) external returns (bool);
+
   /**
    * @dev emitted after aTokens are burned
    * @param from the address performing the redeem

contracts/tokenization/interfaces/IScaledBalanceToken.sol

@@ -2,27 +2,6 @@
 pragma solidity ^0.6.8;
 
 interface IScaledBalanceToken {
-  /**
-   * @dev emitted after the mint action
-   * @param from the address performing the mint
-   * @param value the amount to be minted
-   * @param index the last index of the reserve
-   **/
-  event Mint(address indexed from, uint256 value, uint256 index);
-
-  /**
-   * @dev mints aTokens to user
-   * only lending pools can call this function
-   * @param user the address receiving the minted tokens
-   * @param amount the amount of tokens to mint
-   * @param index the liquidity index
-   */
-  function mint(
-    address user,
-    uint256 amount,
-    uint256 index
-  ) external returns (bool);
-
   /**
    * @dev returns the principal balance of the user. The principal balance is the last
    * updated stored balance, which does not consider the perpetually accruing interest.

contracts/tokenization/interfaces/IStableDebtToken.sol

@@ -15,7 +15,8 @@ pragma solidity ^0.6.8;
 interface IStableDebtToken {
   /**
    * @dev emitted when new stable debt is minted
-   * @param user the address of the user
+   * @param user the address of the user who triggered the minting
+   * @param onBehalfOf the address of the user
    * @param amount the amount minted
    * @param currentBalance the current balance of the user
    * @param balanceIncrease the the increase in balance since the last action of the user
@@ -25,6 +26,7 @@ interface IStableDebtToken {
    **/
   event Mint(
     address indexed user,
+    address indexed onBehalfOf,
     uint256 amount,
     uint256 currentBalance,
     uint256 balanceIncrease,
@@ -60,6 +62,7 @@ interface IStableDebtToken {
    **/
   function mint(
     address user,
+    address onBehalfOf,
     uint256 amount,
     uint256 rate
   ) external returns (bool);

contracts/tokenization/interfaces/IVariableDebtToken.sol

@@ -9,6 +9,29 @@ import {IScaledBalanceToken} from './IScaledBalanceToken.sol';
  * @notice defines the basic interface for a variable debt token.
  **/
 interface IVariableDebtToken is IScaledBalanceToken {
+  /**
+   * @dev emitted after the mint action
+   * @param from the address performing the mint
+   * @param onBehalfOf the address of the user on which behalf minting has been performed
+   * @param value the amount to be minted
+   * @param index the last index of the reserve
+   **/
+  event Mint(address indexed from, address indexed onBehalfOf, uint256 value, uint256 index);
+
+  /**
+   * @dev mints aTokens to user
+   * only lending pools can call this function
+   * @param user the address receiving the minted tokens
+   * @param amount the amount of tokens to mint
+   * @param index the liquidity index
+   */
+  function mint(
+    address user,
+    address onBehalfOf,
+    uint256 amount,
+    uint256 index
+  ) external returns (bool);
+
   /**
    * @dev emitted when variable debt is burnt
    * @param user the user which debt has been burned

coverage.json

@@ -107,7 +107,7 @@
         "loc": {"start": {"line": 82, "column": 2}, "end": {"line": 85, "column": 2}}
       },
       "7": {
-        "name": "getAaveAdmin",
+        "name": "getPoolAdmin",
         "line": 92,
         "loc": {"start": {"line": 92, "column": 2}, "end": {"line": 94, "column": 2}}
       },

deployed-contracts.json

@@ -261,7 +261,7 @@
   },
   "LendingPoolAddressesProviderRegistry": {
     "buidlerevm": {
-      "address": "0x8456161947DFc1fC159A0B26c025cD2b4bba0c3e",
+      "address": "0x18b9306737eaf6E8FC8e737F488a1AE077b18053",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
@@ -275,7 +275,7 @@
   },
   "ReserveLogic": {
     "buidlerevm": {
-      "address": "0x33958cC3535Fc328369EAC2B2Bebd120D67C7fa1",
+      "address": "0x920d847fE49E54C19047ba8bc236C45A8068Bca7",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
@@ -283,13 +283,13 @@
       "deployer": "0x85e4A467343c0dc4aDAB74Af84448D9c45D8ae6F"
     },
     "hardhat": {
-      "address": "0x33958cC3535Fc328369EAC2B2Bebd120D67C7fa1",
+      "address": "0x5F6CaC05CDF893f029b29F44d368eAeD40e573B6",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     }
   },
   "GenericLogic": {
     "buidlerevm": {
-      "address": "0x2cBbbBE1B75Ad7848F0844215816F551f429c64f",
+      "address": "0xA4765Ff72A9F3CfE73089bb2c3a41B838DF71574",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
@@ -297,13 +297,13 @@
       "deployer": "0x85e4A467343c0dc4aDAB74Af84448D9c45D8ae6F"
     },
     "hardhat": {
-      "address": "0x2cBbbBE1B75Ad7848F0844215816F551f429c64f",
+      "address": "0x92cfBAB5A86631e9F1A6126b42E01A74eadA61Df",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     }
   },
   "ValidationLogic": {
     "buidlerevm": {
-      "address": "0xbAc762e2000b6815268587b081Fd17aC25519aD5",
+      "address": "0x35c1419Da7cf0Ff885B8Ef8EA9242FEF6800c99b",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
@@ -311,21 +311,20 @@
       "deployer": "0x85e4A467343c0dc4aDAB74Af84448D9c45D8ae6F"
     },
     "hardhat": {
-      "address": "0xbAc762e2000b6815268587b081Fd17aC25519aD5",
+      "address": "0x78Aeff0658Fa67735fBF99Ce7CDB01Fe5D520259",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     }
   },
   "LendingPool": {
     "buidlerevm": {
-      "address": "0xa43Ba00FCA75B805D17f67F9433b971E9a398690",
+      "address": "0xe2607EabC87fd0A4856840bF23da8458cDF0434F",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
       "address": "0x59525b17808F0a7eFe62303ca46e596A5a602683"
     },
     "hardhat": {
-      "address": "0xa43Ba00FCA75B805D17f67F9433b971E9a398690",
+      "address": "0x813F07B2100e59ba6555d0D6dBA2660c68514665"
-      "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     }
   },
   "LendingPoolConfigurator": {
@@ -341,7 +340,7 @@
   },
   "StableAndVariableTokensHelper": {
     "buidlerevm": {
-      "address": "0xE4C10Db67595aF2Cb4166c8C274e0140f7E43059",
+      "address": "0x06bA8d8af0dF898D0712DffFb0f862cC51AF45c2",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
@@ -355,7 +354,7 @@
   },
   "ATokensAndRatesHelper": {
     "buidlerevm": {
-      "address": "0x099d9fF8F818290C8b5B7Db5bFca84CEebd2714c",
+      "address": "0xA4765Ff72A9F3CfE73089bb2c3a41B838DF71574",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
@@ -369,7 +368,7 @@
   },
   "PriceOracle": {
     "buidlerevm": {
-      "address": "0x85bdE212E66e2BAE510E44Ed59116c1eC712795b",
+      "address": "0x1750499D05Ed1674d822430FB960d5F6731fDf64",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "hardhat": {
@@ -379,7 +378,7 @@
   },
   "MockAggregator": {
     "buidlerevm": {
-      "address": "0x8Dd7f10813aC8fCB83ad7ad94e941D53b002fBc7",
+      "address": "0xEC1C93A9f6a9e18E97784c76aC52053587FcDB89",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "hardhat": {
@@ -389,7 +388,7 @@
   },
   "ChainlinkProxyPriceProvider": {
     "buidlerevm": {
-      "address": "0xfA9dbd706c674801F50169f4B5862cCe045408E6",
+      "address": "0x7B6C3e5486D9e6959441ab554A889099eed76290",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "hardhat": {
@@ -399,7 +398,7 @@
   },
   "LendingRateOracle": {
     "buidlerevm": {
-      "address": "0xbFAD7C67855cc0272CC5ED00dAabeFDB31E7190a",
+      "address": "0xD83D2773a7873ae2b5f8Fb92097e20a8C64F691E",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "hardhat": {
@@ -421,7 +420,7 @@
   },
   "LendingPoolCollateralManager": {
     "buidlerevm": {
-      "address": "0x417fc1038b2AF553D65F4fF2839efE9f93Ec1eac",
+      "address": "0x3c5408De7435Dfa3eB2aF2Edf5E39385f68F69b2",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
@@ -443,7 +442,7 @@
   },
   "WalletBalanceProvider": {
     "buidlerevm": {
-      "address": "0x2530ce07D254eA185E8e0bCC37a39e2FbA3bE548",
+      "address": "0x77B0b5636fEA30eA79BB65AeCCdb599997A849A8",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "kovan": {
@@ -491,7 +490,7 @@
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "hardhat": {
-      "address": "0x0Cf45557d25a4e4c0F1aC65EF6c48ae67c61a0E6",
+      "address": "0x7fAeC7791277Ff512c41CA903c177B2Ed952dDAc",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     }
   },
@@ -501,7 +500,7 @@
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     },
     "hardhat": {
-      "address": "0xf784709d2317D872237C4bC22f867d1BAe2913AB",
+      "address": "0x0Cf45557d25a4e4c0F1aC65EF6c48ae67c61a0E6",
       "deployer": "0xc783df8a850f42e7F7e57013759C285caa701eB6"
     }
   },

helpers/configuration.ts

@@ -58,23 +58,36 @@ export const getFeeDistributionParamsCommon = (
   receiver: tEthereumAddress
 ): iBasicDistributionParams => {
   const receivers = [receiver, ZERO_ADDRESS];
-  const percentages = ['2000', '8000'];
+  const percentages = ['200:0', '8000'];
   return {
     receivers,
     percentages,
   };
 };
 
-export const getGenesisAaveAdmin = async (config: ICommonConfiguration) => {
+export const getGenesisPoolAdmin = async (config: ICommonConfiguration) => {
   const currentNetwork = DRE.network.name;
-  const targetAddress = getParamPerNetwork(config.AaveAdmin, <eEthereumNetwork>currentNetwork);
+  const targetAddress = getParamPerNetwork(config.PoolAdmin, <eEthereumNetwork>currentNetwork);
   if (targetAddress) {
     return targetAddress;
   }
   const addressList = await Promise.all(
     (await DRE.ethers.getSigners()).map((signer) => signer.getAddress())
   );
-  const addressIndex = config.AaveAdminIndex;
+  const addressIndex = config.PoolAdminIndex;
+  return addressList[addressIndex];
+};
+
+export const getEmergencyAdmin = async (config: ICommonConfiguration) => {
+  const currentNetwork = DRE.network.name;
+  const targetAddress = getParamPerNetwork(config.EmergencyAdmin, <eEthereumNetwork>currentNetwork);
+  if (targetAddress) {
+    return targetAddress;
+  }
+  const addressList = await Promise.all(
+    (await DRE.ethers.getSigners()).map((signer) => signer.getAddress())
+  );
+  const addressIndex = config.EmergencyAdminIndex;
   return addressList[addressIndex];
 };
 

helpers/init-helpers.ts

@@ -24,7 +24,7 @@ export const initReservesByHelper = async (
   const addressProvider = await getLendingPoolAddressesProvider();
 
   // Set aTokenAndRatesDeployer as temporal admin
-  await waitForTx(await addressProvider.setAaveAdmin(atokenAndRatesDeployer.address));
+  await waitForTx(await addressProvider.setPoolAdmin(atokenAndRatesDeployer.address));
 
   // CHUNK CONFIGURATION
   const tokensChunks = 4;
@@ -140,7 +140,7 @@ export const initReservesByHelper = async (
   }
 
   // Set deployer back as admin
-  await waitForTx(await addressProvider.setAaveAdmin(admin));
+  await waitForTx(await addressProvider.setPoolAdmin(admin));
 };
 
 export const getPairsTokenAggregator = (
@@ -207,7 +207,7 @@ export const enableReservesToBorrowByHelper = async (
   }
   if (tokens.length) {
     // Set aTokenAndRatesDeployer as temporal admin
-    await waitForTx(await addressProvider.setAaveAdmin(atokenAndRatesDeployer.address));
+    await waitForTx(await addressProvider.setPoolAdmin(atokenAndRatesDeployer.address));
 
     // Deploy init per chunks
     const stableChunks = 20;
@@ -233,7 +233,7 @@ export const enableReservesToBorrowByHelper = async (
       console.log(`  - Init for: ${chunkedSymbols[chunkIndex].join(', ')}`);
     }
     // Set deployer back as admin
-    await waitForTx(await addressProvider.setAaveAdmin(admin));
+    await waitForTx(await addressProvider.setPoolAdmin(admin));
   }
 };
 
@@ -280,7 +280,7 @@ export const enableReservesAsCollateralByHelper = async (
   }
   if (tokens.length) {
     // Set aTokenAndRatesDeployer as temporal admin
-    await waitForTx(await addressProvider.setAaveAdmin(atokenAndRatesDeployer.address));
+    await waitForTx(await addressProvider.setPoolAdmin(atokenAndRatesDeployer.address));
 
     // Deploy init per chunks
     const enableChunks = 20;
@@ -304,6 +304,6 @@ export const enableReservesAsCollateralByHelper = async (
       console.log(`  - Init for: ${chunkedSymbols[chunkIndex].join(', ')}`);
     }
     // Set deployer back as admin
-    await waitForTx(await addressProvider.setAaveAdmin(admin));
+    await waitForTx(await addressProvider.setPoolAdmin(admin));
   }
 };

helpers/types.ts

@@ -80,7 +80,7 @@ export enum eContractid {
  */
 export enum ProtocolErrors {
   //common errors
-  CALLER_NOT_AAVE_ADMIN = '33', // 'The caller must be the aave admin'
+  CALLER_NOT_POOL_ADMIN = '33', // 'The caller must be the pool admin'
 
   //contract specific errors
   VL_AMOUNT_NOT_GREATER_THAN_0 = '1', // 'Amount must be greater than 0'
@@ -109,7 +109,7 @@ export enum ProtocolErrors {
   LP_NOT_ENOUGH_LIQUIDITY_TO_BORROW = '24', // 'There is not enough liquidity available to borrow'
   LP_REQUESTED_AMOUNT_TOO_SMALL = '25', // 'The requested amount is too small for a FlashLoan.'
   LP_INCONSISTENT_PROTOCOL_ACTUAL_BALANCE = '26', // 'The actual balance of the protocol is inconsistent'
-  LP_CALLER_NOT_LENDING_POOL_CONFIGURATOR = '27', // 'The actual balance of the protocol is inconsistent'
+  LP_CALLER_NOT_LENDING_POOL_CONFIGURATOR = '27', // 'The caller is not the lending pool configurator'
   LP_INCONSISTENT_FLASHLOAN_PARAMS = '28',
   AT_CALLER_MUST_BE_LENDING_POOL = '29', // 'The caller of this function must be a lending pool'
   AT_CANNOT_GIVE_ALLVWANCE_TO_HIMSELF = '30', // 'User cannot give allowance to himself'
@@ -122,6 +122,7 @@ export enum ProtocolErrors {
   LPC_INVALID_STABLE_DEBT_TOKEN_UNDERLYING_ADDRESS = '38', // 'The liquidity of the reserve needs to be 0'
   LPC_INVALID_VARIABLE_DEBT_TOKEN_UNDERLYING_ADDRESS = '39', // 'The liquidity of the reserve needs to be 0'
   LPC_INVALID_ADDRESSES_PROVIDER_ID = '40', // 'The liquidity of the reserve needs to be 0'
+  LPC_CALLER_NOT_EMERGENCY_ADMIN = '76', // 'The caller must be the emergencya admin'
   LPAPR_PROVIDER_NOT_REGISTERED = '41', // 'Provider is not registered'
   LPCM_HEALTH_FACTOR_NOT_BELOW_THRESHOLD = '42', // 'Health factor is not below the threshold'
   LPCM_COLLATERAL_CANNOT_BE_LIQUIDATED = '43', // 'The collateral chosen cannot be liquidated'
@@ -388,8 +389,10 @@ export interface ICommonConfiguration {
   ChainlinkProxyPriceProvider: iParamsPerNetwork<tEthereumAddress>;
   FallbackOracle: iParamsPerNetwork<tEthereumAddress>;
   ChainlinkAggregator: iParamsPerNetwork<ITokenAddress>;
-  AaveAdmin: iParamsPerNetwork<tEthereumAddress | undefined>;
+  PoolAdmin: iParamsPerNetwork<tEthereumAddress | undefined>;
-  AaveAdminIndex: number;
+  PoolAdminIndex: number;
+  EmergencyAdmin: iParamsPerNetwork<tEthereumAddress | undefined>;
+  EmergencyAdminIndex: number;
   ReserveAssets: iParamsPerNetwork<SymbolMap<tEthereumAddress>>;
   ReservesConfig: iMultiPoolsAssets<IReserveParams>;
   ATokenDomainSeparator: iParamsPerNetwork<string>;

specs/harness/LendingPoolHarnessForVariableDebtToken.sol

@@ -8,6 +8,9 @@ import {UserConfiguration} from '../../contracts/libraries/configuration/UserCon
 import {ReserveLogic} from '../../contracts/libraries/logic/ReserveLogic.sol';
 import {ILendingPool} from '../../contracts/interfaces/ILendingPool.sol';
 import {LendingPool} from '../../contracts/lendingpool/LendingPool.sol';
+import {
+  ILendingPoolAddressesProvider
+} from '../../contracts/interfaces/ILendingPoolAddressesProvider.sol';
 
 /*
 Certora: Harness that delegates calls to the original LendingPool.
@@ -25,26 +28,12 @@ contract LendingPoolHarnessForVariableDebtToken is ILendingPool {
     originalPool.deposit(asset, amount, onBehalfOf, referralCode);
   }
 
-  function withdraw(address asset, uint256 amount) external override {
+  function withdraw(
-    originalPool.withdraw(asset, amount);
-  }
-
-  function getBorrowAllowance(
-    address fromUser,
-    address toUser,
     address asset,
-    uint256 interestRateMode
+    uint256 amount,
-  ) external override view returns (uint256) {
+    address to
-    return originalPool.getBorrowAllowance(fromUser, toUser, asset, interestRateMode);
-  }
-
-  function delegateBorrowAllowance(
-    address asset,
-    address user,
-    uint256 interestRateMode,
-    uint256 amount
   ) external override {
-    originalPool.delegateBorrowAllowance(asset, user, interestRateMode, amount);
+    originalPool.withdraw(asset, amount, to);
   }
 
   function borrow(
@@ -193,12 +182,12 @@ contract LendingPoolHarnessForVariableDebtToken is ILendingPool {
     address receiver,
     address[] calldata assets,
     uint256[] calldata amounts,
-    uint256 mode,
+    uint256[] calldata modes,
     address onBehalfOf,
     bytes calldata params,
     uint16 referralCode
   ) external override {
-    originalPool.flashLoan(receiver, assets, amounts, mode, onBehalfOf, params, referralCode);
+    originalPool.flashLoan(receiver, assets, amounts, modes, onBehalfOf, params, referralCode);
   }
 
   function finalizeTransfer(
@@ -211,4 +200,8 @@ contract LendingPoolHarnessForVariableDebtToken is ILendingPool {
   ) external override {
     originalPool.finalizeTransfer(asset, from, to, amount, balanceFromAfter, balanceToBefore);
   }
+
+  function getAddressesProvider() external override view returns (ILendingPoolAddressesProvider) {
+    return originalPool.getAddressesProvider();
+  }
 }

tasks/dev/2_address_provider_registry.ts

@@ -16,7 +16,7 @@ task(
     const admin = await (await localBRE.ethers.getSigners())[0].getAddress();
 
     const addressesProvider = await deployLendingPoolAddressesProvider(verify);
-    await waitForTx(await addressesProvider.setAaveAdmin(admin));
+    await waitForTx(await addressesProvider.setPoolAdmin(admin));
 
     const addressesProviderRegistry = await deployLendingPoolAddressesProviderRegistry(verify);
     await waitForTx(

tasks/dev/4_oracles.ts

@@ -42,7 +42,7 @@ task('dev:deploy-oracles', 'Deploy oracles for dev enviroment')
       return prev;
     }, defaultTokenList);
     const addressesProvider = await getLendingPoolAddressesProvider();
-    const admin = await addressesProvider.getAaveAdmin();
+    const admin = await addressesProvider.getPoolAdmin();
 
     const fallbackOracle = await deployPriceOracle(verify);
     await waitForTx(await fallbackOracle.setEthUsdPrice(MockUsdPriceInWei));

tasks/dev/5_initialize.ts

@@ -45,7 +45,7 @@ task('dev:initialize-lending-pool', 'Initialize lending pool configuration.')
 
     const reservesParams = getReservesConfigByPool(AavePools.proto);
 
-    const admin = await addressesProvider.getAaveAdmin();
+    const admin = await addressesProvider.getPoolAdmin();
 
     await initReservesByHelper(reservesParams, protoPoolReservesAddresses, admin, ZERO_ADDRESS);
     await enableReservesToBorrowByHelper(

tasks/full/1_address_provider_registry.ts

@@ -5,7 +5,12 @@ import {
   deployLendingPoolAddressesProviderRegistry,
 } from '../../helpers/contracts-deployments';
 import {waitForTx} from '../../helpers/misc-utils';
-import {ConfigNames, loadPoolConfig, getGenesisAaveAdmin} from '../../helpers/configuration';
+import {
+  ConfigNames,
+  loadPoolConfig,
+  getGenesisPoolAdmin,
+  getEmergencyAdmin,
+} from '../../helpers/configuration';
 import {eEthereumNetwork} from '../../helpers/types';
 import {getLendingPoolAddressesProviderRegistry} from '../../helpers/contracts-getters';
 
@@ -24,7 +29,11 @@ task(
     const providerRegistryAddress = getParamPerNetwork(poolConfig.ProviderRegistry, network);
     // Deploy address provider and set genesis manager
     const addressesProvider = await deployLendingPoolAddressesProvider(verify);
-    await waitForTx(await addressesProvider.setAaveAdmin(await getGenesisAaveAdmin(poolConfig)));
+    await waitForTx(await addressesProvider.setPoolAdmin(await getGenesisPoolAdmin(poolConfig)));
+    const admin = await getEmergencyAdmin(poolConfig);
+    console.log('Admin is ', admin);
+
+    await waitForTx(await addressesProvider.setEmergencyAdmin(admin));
 
     // If no provider registry is set, deploy lending pool address provider registry and register the address provider
     const addressesProviderRegistry = !providerRegistryAddress

tasks/full/3_oracles.ts

@@ -33,7 +33,7 @@ task('full:deploy-oracles', 'Deploy oracles for dev enviroment')
         Object.keys(ReserveAssets[network]).includes(key)
       );
       const addressesProvider = await getLendingPoolAddressesProvider();
-      const admin = await addressesProvider.getAaveAdmin();
+      const admin = await addressesProvider.getPoolAdmin();
 
       const fallbackOracle = await getParamPerNetwork(FallbackOracle, network);
       const reserveAssets = await getParamPerNetwork(ReserveAssets, network);

tasks/full/5_initialize.ts

@@ -34,7 +34,7 @@ task('full:initialize-lending-pool', 'Initialize lending pool configuration.')
 
       const testHelpers = await deployAaveProtocolTestHelpers(addressesProvider.address, verify);
 
-      const admin = await addressesProvider.getAaveAdmin();
+      const admin = await addressesProvider.getPoolAdmin();
       if (!reserveAssets) {
         throw 'Reserve assets is undefined. Check ReserveAssets configuration at config directory';
       }

test/__setup.spec.ts

@@ -26,7 +26,7 @@ import {
 import {Signer} from 'ethers';
 import {TokenContractId, eContractid, tEthereumAddress, AavePools} from '../helpers/types';
 import {MintableErc20 as MintableERC20} from '../types/MintableErc20';
-import {getReservesConfigByPool} from '../helpers/configuration';
+import {getEmergencyAdmin, getReservesConfigByPool} from '../helpers/configuration';
 import {initializeMakeSuite} from './helpers/make-suite';
 
 import {
@@ -34,7 +34,7 @@ import {
   deployAllMockAggregators,
   setInitialMarketRatesInRatesOracleByHelper,
 } from '../helpers/oracles-helpers';
-import {waitForTx} from '../helpers/misc-utils';
+import {DRE, waitForTx} from '../helpers/misc-utils';
 import {
   initReservesByHelper,
   enableReservesToBorrowByHelper,
@@ -101,7 +101,14 @@ const buildTestEnv = async (deployer: Signer, secondaryWallet: Signer) => {
   }, {});
 
   const addressesProvider = await deployLendingPoolAddressesProvider();
-  await waitForTx(await addressesProvider.setAaveAdmin(aaveAdmin));
+  await waitForTx(await addressesProvider.setPoolAdmin(aaveAdmin));
+
+  //setting users[1] as emergency admin, which is in position 2 in the DRE addresses list
+  const addressList = await Promise.all(
+    (await DRE.ethers.getSigners()).map((signer) => signer.getAddress())
+  );
+
+  await waitForTx(await addressesProvider.setEmergencyAdmin(addressList[2]));
 
   const addressesProviderRegistry = await deployLendingPoolAddressesProviderRegistry();
   await waitForTx(

test/configurator.spec.ts

@@ -11,7 +11,7 @@ const {expect} = require('chai');
 
 makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
   const {
-    CALLER_NOT_AAVE_ADMIN,
+    CALLER_NOT_POOL_ADMIN,
     LPC_RESERVE_LIQUIDITY_NOT_0,
     RC_INVALID_LTV,
     RC_INVALID_LIQ_THRESHOLD,
@@ -87,16 +87,16 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).deactivateReserve(weth.address),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Check the onlyAaveAdmin on activateReserve ', async () => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).activateReserve(weth.address),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Freezes the ETH reserve', async () => {
@@ -156,16 +156,16 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).freezeReserve(weth.address),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Check the onlyAaveAdmin on unfreezeReserve ', async () => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).unfreezeReserve(weth.address),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Deactivates the ETH reserve for borrowing', async () => {
@@ -228,16 +228,16 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).disableBorrowingOnReserve(weth.address),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Check the onlyAaveAdmin on enableBorrowingOnReserve ', async () => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).enableBorrowingOnReserve(weth.address, true),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Deactivates the ETH reserve as collateral', async () => {
@@ -300,8 +300,8 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
       configurator
         .connect(users[2].signer)
         .configureReserveAsCollateral(weth.address, '7500', '8000', '10500'),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Disable stable borrow rate on the ETH reserve', async () => {
@@ -360,16 +360,16 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).disableReserveStableRate(weth.address),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Check the onlyAaveAdmin on enableReserveStableRate', async () => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).enableReserveStableRate(weth.address),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Changes LTV of the reserve', async () => {
@@ -402,8 +402,8 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).setLtv(weth.address, '75'),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Changes the reserve factor of the reserve', async () => {
@@ -436,8 +436,8 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).setReserveFactor(weth.address, '2000'),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Changes liquidation threshold of the reserve', async () => {
@@ -470,8 +470,8 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).setLiquidationThreshold(weth.address, '80'),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Changes liquidation bonus of the reserve', async () => {
@@ -504,24 +504,24 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).setLiquidationBonus(weth.address, '80'),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Check the onlyAaveAdmin on setReserveDecimals', async () => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).setReserveDecimals(weth.address, '80'),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Check the onlyAaveAdmin on setLiquidationBonus', async () => {
     const {configurator, users, weth} = testEnv;
     await expect(
       configurator.connect(users[2].signer).setLiquidationBonus(weth.address, '80'),
-      CALLER_NOT_AAVE_ADMIN
+      CALLER_NOT_POOL_ADMIN
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Reverts when trying to disable the DAI reserve with liquidity on it', async () => {

test/delegation-aware-atoken.spec.ts

@@ -43,7 +43,7 @@ makeSuite('AToken: underlying delegation', (testEnv: TestEnv) => {
 
     await expect(
       delegationAToken.connect(users[1].signer).delegateUnderlyingTo(users[2].address)
-    ).to.be.revertedWith(ProtocolErrors.CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(ProtocolErrors.CALLER_NOT_POOL_ADMIN);
   });
 
   it('Tries to delegate to user 2', async () => {

test/flashloan.spec.ts

@@ -454,10 +454,12 @@ makeSuite('LendingPool FlashLoan function', (testEnv: TestEnv) => {
 
     const flashAmount = ethers.utils.parseEther('0.8');
 
+    const reserveData = await pool.getReserveData(weth.address);
+
+    const stableDebtToken = await getVariableDebtToken(reserveData.stableDebtTokenAddress);
+
     // Deposited for onBehalfOf user already, delegate borrow allowance
-    await pool
+    await stableDebtToken.connect(onBehalfOf.signer).approveDelegation(caller.address, flashAmount);
-      .connect(onBehalfOf.signer)
-      .delegateBorrowAllowance([weth.address], caller.address, [1], [flashAmount]);
 
     await _mockFlashLoanReceiver.setFailExecutionTransfer(true);
 

test/helpers/actions.ts

@@ -18,7 +18,12 @@ import {
 import {getReserveAddressFromSymbol, getReserveData, getUserData} from './utils/helpers';
 
 import {convertToCurrencyDecimals} from '../../helpers/contracts-helpers';
-import {getAToken, getMintableErc20} from '../../helpers/contracts-getters';
+import {
+  getAToken,
+  getMintableErc20,
+  getStableDebtToken,
+  getVariableDebtToken,
+} from '../../helpers/contracts-getters';
 import {MAX_UINT_AMOUNT, ONE_YEAR} from '../../helpers/constants';
 import {SignerWithAddress, TestEnv} from './make-suite';
 import {DRE, increaseTime, timeLatest, waitForTx} from '../../helpers/misc-utils';
@@ -277,9 +282,9 @@ export const withdraw = async (
 };
 
 export const delegateBorrowAllowance = async (
-  reserveSymbols: string[],
+  reserve: string,
-  amounts: string[],
+  amount: string,
-  interestRateModes: string[],
+  interestRateMode: string,
   user: SignerWithAddress,
   receiver: tEthereumAddress,
   expectedResult: string,
@@ -288,32 +293,33 @@ export const delegateBorrowAllowance = async (
 ) => {
   const {pool} = testEnv;
 
-  const reserves: tEthereumAddress[] = [];
+  const reserveAddress: tEthereumAddress = await getReserveAddressFromSymbol(reserve);
-  const amountsToDelegate: tEthereumAddress[] = [];
-  for (const reserveSymbol of reserveSymbols) {
-    const newLength = reserves.push(await getReserveAddressFromSymbol(reserveSymbol));
-    amountsToDelegate.push(
-      await (
-        await convertToCurrencyDecimals(reserves[newLength - 1], amounts[newLength - 1])
-      ).toString()
-    );
-  }
 
-  const delegateAllowancePromise = pool
+  const amountToDelegate: string = await (
+    await convertToCurrencyDecimals(reserveAddress, amount)
+  ).toString();
+
+  const reserveData = await pool.getReserveData(reserveAddress);
+
+  const debtToken =
+    interestRateMode === '1'
+      ? await getStableDebtToken(reserveData.stableDebtTokenAddress)
+      : await getVariableDebtToken(reserveData.variableDebtTokenAddress);
+
+  const delegateAllowancePromise = debtToken
     .connect(user.signer)
-    .delegateBorrowAllowance(reserves, receiver, interestRateModes, amountsToDelegate);
+    .approveDelegation(receiver, amountToDelegate);
-  if (expectedResult === 'revert') {
+
-    await expect(delegateAllowancePromise, revertMessage).to.be.reverted;
+  if (expectedResult === 'revert' && revertMessage) {
+    await expect(delegateAllowancePromise, revertMessage).to.be.revertedWith(revertMessage);
     return;
   } else {
     await delegateAllowancePromise;
-    for (const [i, reserve] of reserves.entries()) {
+    const allowance = await debtToken.borrowAllowance(user.address, receiver);
-      expect(
+    expect(allowance.toString()).to.be.equal(
-        (
+      amountToDelegate,
-          await pool.getBorrowAllowance(user.address, receiver, reserve, interestRateModes[i])
+      'borrowAllowance is set incorrectly'
-        ).toString()
+    );
-      ).to.be.equal(amountsToDelegate[i], 'borrowAllowance are set incorrectly');
-    }
   }
 };
 

test/helpers/scenario-engine.ts

@@ -121,9 +121,9 @@ const executeAction = async (action: Action, users: SignerWithAddress[], testEnv
         }
 
         await delegateBorrowAllowance(
-          [reserve],
+          reserve,
-          [amount],
+          amount,
-          [rateMode],
+          rateMode,
           user,
           toUser,
           expected,

test/helpers/scenarios/credit-delegation.json

@@ -68,7 +68,7 @@
             "borrowRateMode": "stable"
           },
           "expected": "revert",
-          "revertMessage": "54"
+          "revertMessage": "59"
         }
       ]
     },
@@ -96,7 +96,7 @@
             "borrowRateMode": "variable"
           },
           "expected": "revert",
-          "revertMessage": "54"
+          "revertMessage": "59"
         }
       ]
     },
@@ -126,23 +126,6 @@
           "expected": "success"
         }
       ]
-    },
-    {
-      "description": "User 0 delegates borrowing of 1 WETH to user 2 with wrong borrowRateMode, revert expected",
-      "actions": [
-        {
-          "name": "delegateBorrowAllowance",
-          "args": {
-            "reserve": "WETH",
-            "amount": "1",
-            "user": "0",
-            "borrowRateMode": "random",
-            "toUser": "2"
-          },
-          "expected": "revert",
-          "revertMessage": "8"
-        }
-      ]
     }
   ]
 }

test/lending-pool-addresses-provider.spec.ts

@@ -21,7 +21,7 @@ makeSuite('LendingPoolAddressesProvider', (testEnv: TestEnv) => {
       addressesProvider.setLendingPoolImpl,
       addressesProvider.setLendingPoolConfiguratorImpl,
       addressesProvider.setLendingPoolCollateralManager,
-      addressesProvider.setAaveAdmin,
+      addressesProvider.setPoolAdmin,
       addressesProvider.setPriceOracle,
       addressesProvider.setLendingRateOracle,
     ]) {

test/pausable-functions.spec.ts

@@ -39,7 +39,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     const user1Balance = await aDai.balanceOf(users[1].address);
 
     // Configurator pauses the pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     // User 0 tries the transfer to User 1
     await expect(
@@ -59,7 +59,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     );
 
     // Configurator unpauses the pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
 
     // User 0 succeeds transfer to User 1
     await aDai.connect(users[0].signer).transfer(users[1].address, amountDAItoDeposit);
@@ -88,13 +88,13 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     await dai.connect(users[0].signer).approve(pool.address, APPROVAL_AMOUNT_LENDING_POOL);
 
     // Configurator pauses the pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
     await expect(
       pool.connect(users[0].signer).deposit(dai.address, amountDAItoDeposit, users[0].address, '0')
     ).to.revertedWith(LP_IS_PAUSED);
 
     // Configurator unpauses the pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
   });
 
   it('Withdraw', async () => {
@@ -111,7 +111,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
       .deposit(dai.address, amountDAItoDeposit, users[0].address, '0');
 
     // Configurator pauses the pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     // user tries to burn
     await expect(
@@ -119,24 +119,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     ).to.revertedWith(LP_IS_PAUSED);
 
     // Configurator unpauses the pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
-  });
-
-  it('DelegateBorrowAllowance', async () => {
-    const {pool, dai, users, configurator} = testEnv;
-
-    const user = users[1];
-    const toUser = users[2];
-    // Pause the pool
-    await configurator.setPoolPause(true);
-
-    // Try to execute liquidation
-    await expect(
-      pool.connect(user.signer).delegateBorrowAllowance([dai.address], toUser.address, ['1'], ['1'])
-    ).revertedWith(LP_IS_PAUSED);
-
-    // Unpause the pool
-    await configurator.setPoolPause(false);
   });
 
   it('Borrow', async () => {
@@ -144,7 +127,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
 
     const user = users[1];
     // Pause the pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     // Try to execute liquidation
     await expect(
@@ -152,7 +135,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     ).revertedWith(LP_IS_PAUSED);
 
     // Unpause the pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
   });
 
   it('Repay', async () => {
@@ -160,7 +143,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
 
     const user = users[1];
     // Pause the pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     // Try to execute liquidation
     await expect(pool.connect(user.signer).repay(dai.address, '1', '1', user.address)).revertedWith(
@@ -168,7 +151,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     );
 
     // Unpause the pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
   });
 
   it('Flash loan', async () => {
@@ -181,7 +164,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     await _mockFlashLoanReceiver.setFailExecutionTransfer(true);
 
     // Pause pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     await expect(
       pool
@@ -198,7 +181,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     ).revertedWith(LP_IS_PAUSED);
 
     // Unpause pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
   });
 
   it('Liquidation call', async () => {
@@ -271,7 +254,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
       .toFixed(0);
 
     // Pause pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     // Do liquidation
     await expect(
@@ -279,7 +262,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     ).revertedWith(LP_IS_PAUSED);
 
     // Unpause pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
   });
 
   it('SwapBorrowRateMode', async () => {
@@ -300,7 +283,7 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     await pool.connect(user.signer).borrow(usdc.address, amountToBorrow, 2, 0, user.address);
 
     // Pause pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     // Try to repay
     await expect(
@@ -308,21 +291,21 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     ).revertedWith(LP_IS_PAUSED);
 
     // Unpause pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
   });
 
   it('RebalanceStableBorrowRate', async () => {
     const {pool, dai, users, configurator} = testEnv;
     const user = users[1];
     // Pause pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     await expect(
       pool.connect(user.signer).rebalanceStableBorrowRate(dai.address, user.address)
     ).revertedWith(LP_IS_PAUSED);
 
     // Unpause pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
   });
 
   it('setUserUseReserveAsCollateral', async () => {
@@ -335,13 +318,13 @@ makeSuite('Pausable Pool', (testEnv: TestEnv) => {
     await pool.connect(user.signer).deposit(weth.address, amountWETHToDeposit, user.address, '0');
 
     // Pause pool
-    await configurator.setPoolPause(true);
+    await configurator.connect(users[1].signer).setPoolPause(true);
 
     await expect(
       pool.connect(user.signer).setUserUseReserveAsCollateral(weth.address, false)
     ).revertedWith(LP_IS_PAUSED);
 
     // Unpause pool
-    await configurator.setPoolPause(false);
+    await configurator.connect(users[1].signer).setPoolPause(false);
   });
 });

test/stable-token.spec.ts

@@ -16,9 +16,9 @@ makeSuite('Stable debt token tests', (testEnv: TestEnv) => {
 
     const stableDebtContract = await getStableDebtToken(daiStableDebtTokenAddress);
 
-    await expect(stableDebtContract.mint(deployer.address, '1', '1')).to.be.revertedWith(
+    await expect(
-      AT_CALLER_MUST_BE_LENDING_POOL
+      stableDebtContract.mint(deployer.address, deployer.address, '1', '1')
-    );
+    ).to.be.revertedWith(AT_CALLER_MUST_BE_LENDING_POOL);
   });
 
   it('Tries to invoke burn not being the LendingPool', async () => {

test/upgradeability.spec.ts

@@ -19,7 +19,7 @@ import {
 } from '../helpers/contracts-deployments';
 
 makeSuite('Upgradeability', (testEnv: TestEnv) => {
-  const {CALLER_NOT_AAVE_ADMIN} = ProtocolErrors;
+  const {CALLER_NOT_POOL_ADMIN} = ProtocolErrors;
   let newATokenAddress: string;
   let newStableTokenAddress: string;
   let newVariableTokenAddress: string;
@@ -61,7 +61,7 @@ makeSuite('Upgradeability', (testEnv: TestEnv) => {
 
     await expect(
       configurator.connect(users[1].signer).updateAToken(dai.address, newATokenAddress)
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Upgrades the DAI Atoken implementation ', async () => {
@@ -83,7 +83,7 @@ makeSuite('Upgradeability', (testEnv: TestEnv) => {
       configurator
         .connect(users[1].signer)
         .updateStableDebtToken(dai.address, newStableTokenAddress)
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Upgrades the DAI stable debt token implementation ', async () => {
@@ -109,7 +109,7 @@ makeSuite('Upgradeability', (testEnv: TestEnv) => {
       configurator
         .connect(users[1].signer)
         .updateVariableDebtToken(dai.address, newVariableTokenAddress)
-    ).to.be.revertedWith(CALLER_NOT_AAVE_ADMIN);
+    ).to.be.revertedWith(CALLER_NOT_POOL_ADMIN);
   });
 
   it('Upgrades the DAI variable debt token implementation ', async () => {

test/variable-debt-token.spec.ts

@@ -15,9 +15,9 @@ makeSuite('Variable debt token tests', (testEnv: TestEnv) => {
 
     const variableDebtContract = await getVariableDebtToken(daiVariableDebtTokenAddress);
 
-    await expect(variableDebtContract.mint(deployer.address, '1', '1')).to.be.revertedWith(
+    await expect(
-      AT_CALLER_MUST_BE_LENDING_POOL
+      variableDebtContract.mint(deployer.address, deployer.address, '1', '1')
-    );
+    ).to.be.revertedWith(AT_CALLER_MUST_BE_LENDING_POOL);
   });
 
   it('Tries to invoke burn not being the LendingPool', async () => {