✨ Onboard rsETH on Aave V3 Ethereum

diffs/AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104_before_AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104_after.md

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+## Reserve changes
+
+### Reserves added
+
+#### rsETH ([0xA1290d69c65A6Fe4DF752f95823fae25cB99e5A7](https://etherscan.io/address/0xA1290d69c65A6Fe4DF752f95823fae25cB99e5A7))
+
+| description | value |
+| --- | --- |
+| decimals | 18 |
+| isActive | true |
+| isFrozen | false |
+| supplyCap | 19,000 rsETH |
+| borrowCap | 1,900 rsETH |
+| debtCeiling | 0 $ [0] |
+| isSiloed | false |
+| isFlashloanable | true |
+| oracle | [0x47F52B2e43D0386cF161e001835b03Ad49889e3b](https://etherscan.io/address/0x47F52B2e43D0386cF161e001835b03Ad49889e3b) |
+| oracleDecimals | 8 |
+| oracleDescription | Capped rsETH / ETH / USD |
+| oracleLatestAnswer | 2892.03476952 |
+| usageAsCollateralEnabled | true |
+| ltv | 72 % [7200] |
+| liquidationThreshold | 75 % [7500] |
+| liquidationBonus | 7.5 % |
+| liquidationProtocolFee | 10 % [1000] |
+| reserveFactor | 15 % [1500] |
+| aToken | [0x2D62109243b87C4bA3EE7bA1D91B0dD0A074d7b1](https://etherscan.io/address/0x2D62109243b87C4bA3EE7bA1D91B0dD0A074d7b1) |
+| aTokenImpl | [0x7EfFD7b47Bfd17e52fB7559d3f924201b9DbfF3d](https://etherscan.io/address/0x7EfFD7b47Bfd17e52fB7559d3f924201b9DbfF3d) |
+| variableDebtToken | [0x6De3E52A1B7294A34e271a508082b1Ff4a37E30e](https://etherscan.io/address/0x6De3E52A1B7294A34e271a508082b1Ff4a37E30e) |
+| variableDebtTokenImpl | [0xaC725CB59D16C81061BDeA61041a8A5e73DA9EC6](https://etherscan.io/address/0xaC725CB59D16C81061BDeA61041a8A5e73DA9EC6) |
+| borrowingEnabled | true |
+| isBorrowableInIsolation | false |
+| interestRateStrategy | [0x9ec6F08190DeA04A54f8Afc53Db96134e5E3FdFB](https://etherscan.io/address/0x9ec6F08190DeA04A54f8Afc53Db96134e5E3FdFB) |
+| aTokenName | Aave Ethereum rsETH |
+| aTokenSymbol | aEthrsETH |
+| aTokenUnderlyingBalance | 0.04 rsETH [40000000000000000] |
+| id | 36 |
+| isPaused | false |
+| variableDebtTokenName | Aave Ethereum Variable Debt rsETH |
+| variableDebtTokenSymbol | variableDebtEthrsETH |
+| virtualAccountingActive | true |
+| virtualBalance | 0.04 rsETH [40000000000000000] |
+| optimalUsageRatio | 45 % |
+| maxVariableBorrowRate | 307 % |
+| baseVariableBorrowRate | 0 % |
+| variableRateSlope1 | 7 % |
+| variableRateSlope2 | 300 % |
+| interestRate | ![ir](https://dash.onaave.com/api/static?variableRateSlope1=70000000000000000000000000&variableRateSlope2=3000000000000000000000000000&optimalUsageRatio=450000000000000000000000000&baseVariableBorrowRate=0&maxVariableBorrowRate=3070000000000000000000000000) |
+
+
+### Reserve altered
+
+#### wstETH ([0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0](https://etherscan.io/address/0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0))
+
+| description | value before | value after |
+| --- | --- | --- |
+| borrowCap | 48,000 wstETH | 60,000 wstETH |
+
+
+#### ETHx ([0xA35b1B31Ce002FBF2058D22F30f95D405200A15b](https://etherscan.io/address/0xA35b1B31Ce002FBF2058D22F30f95D405200A15b))
+
+| description | value before | value after |
+| --- | --- | --- |
+| borrowCap | 320 ETHx | 5,000 ETHx |
+
+
+## Emodes changed
+
+### EMode: ETH correlated(id: 1)
+
+
+
+### EMode: rsETH(id: 2)
+
+| description | value before | value after |
+| --- | --- | --- |
+| eMode.label | - | rsETH |
+| eMode.ltv | - | 92.5 % |
+| eMode.liquidationThreshold | - | 94.5 % |
+| eMode.liquidationBonus | - | 1 % |
+| eMode.borrowableBitmap | - | wstETH, ETHx |
+| eMode.collateralBitmap | - | rsETH |
+
+
+## Raw diff
+
+```json
+{
+  "eModes": {
+    "2": {
+      "from": null,
+      "to": {
+        "borrowableBitmap": 2147483650,
+        "collateralBitmap": 68719476736,
+        "eModeCategory": 2,
+        "label": "rsETH",
+        "liquidationBonus": 10100,
+        "liquidationThreshold": 9450,
+        "ltv": 9250
+      }
+    }
+  },
+  "reserves": {
+    "0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0": {
+      "borrowCap": {
+        "from": 48000,
+        "to": 60000
+      }
+    },
+    "0xA35b1B31Ce002FBF2058D22F30f95D405200A15b": {
+      "borrowCap": {
+        "from": 320,
+        "to": 5000
+      }
+    },
+    "0xA1290d69c65A6Fe4DF752f95823fae25cB99e5A7": {
+      "from": null,
+      "to": {
+        "aToken": "0x2D62109243b87C4bA3EE7bA1D91B0dD0A074d7b1",
+        "aTokenImpl": "0x7EfFD7b47Bfd17e52fB7559d3f924201b9DbfF3d",
+        "aTokenName": "Aave Ethereum rsETH",
+        "aTokenSymbol": "aEthrsETH",
+        "aTokenUnderlyingBalance": "40000000000000000",
+        "borrowCap": 1900,
+        "borrowingEnabled": true,
+        "debtCeiling": 0,
+        "decimals": 18,
+        "id": 36,
+        "interestRateStrategy": "0x9ec6F08190DeA04A54f8Afc53Db96134e5E3FdFB",
+        "isActive": true,
+        "isBorrowableInIsolation": false,
+        "isFlashloanable": true,
+        "isFrozen": false,
+        "isPaused": false,
+        "isSiloed": false,
+        "liquidationBonus": 10750,
+        "liquidationProtocolFee": 1000,
+        "liquidationThreshold": 7500,
+        "ltv": 7200,
+        "oracle": "0x47F52B2e43D0386cF161e001835b03Ad49889e3b",
+        "oracleDecimals": 8,
+        "oracleDescription": "Capped rsETH / ETH / USD",
+        "oracleLatestAnswer": 289203476952,
+        "reserveFactor": 1500,
+        "supplyCap": 19000,
+        "symbol": "rsETH",
+        "underlying": "0xA1290d69c65A6Fe4DF752f95823fae25cB99e5A7",
+        "usageAsCollateralEnabled": true,
+        "variableDebtToken": "0x6De3E52A1B7294A34e271a508082b1Ff4a37E30e",
+        "variableDebtTokenImpl": "0xaC725CB59D16C81061BDeA61041a8A5e73DA9EC6",
+        "variableDebtTokenName": "Aave Ethereum Variable Debt rsETH",
+        "variableDebtTokenSymbol": "variableDebtEthrsETH",
+        "virtualAccountingActive": true,
+        "virtualBalance": "40000000000000000"
+      }
+    }
+  },
+  "strategies": {
+    "0xA1290d69c65A6Fe4DF752f95823fae25cB99e5A7": {
+      "from": null,
+      "to": {
+        "address": "0x9ec6F08190DeA04A54f8Afc53Db96134e5E3FdFB",
+        "baseVariableBorrowRate": 0,
+        "maxVariableBorrowRate": "3070000000000000000000000000",
+        "optimalUsageRatio": "450000000000000000000000000",
+        "variableRateSlope1": "70000000000000000000000000",
+        "variableRateSlope2": "3000000000000000000000000000"
+      }
+    }
+  }
+}
+```

src/20241104_AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum/AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {AaveV3Ethereum, AaveV3EthereumAssets} from 'aave-address-book/AaveV3Ethereum.sol';
+import {AaveV3PayloadEthereum} from 'aave-helpers/src/v3-config-engine/AaveV3PayloadEthereum.sol';
+import {EngineFlags} from 'aave-v3-origin/contracts/extensions/v3-config-engine/EngineFlags.sol';
+import {IAaveV3ConfigEngine} from 'aave-v3-origin/contracts/extensions/v3-config-engine/IAaveV3ConfigEngine.sol';
+import {IERC20} from 'solidity-utils/contracts/oz-common/interfaces/IERC20.sol';
+import {SafeERC20} from 'solidity-utils/contracts/oz-common/SafeERC20.sol';
+import {IEmissionManager} from 'aave-v3-origin/contracts/rewards/interfaces/IEmissionManager.sol';
+/**
+ * @title Onboard rsETH to Aave V3 Ethereum
+ * @author ACI
+ * - Snapshot: https://snapshot.org/#/aave.eth/proposal/0xe83b67dfdddd469c298ce6133f4fdb84c9796c671c023b88617d5a25b5933c7f
+ * - Discussion: https://governance.aave.com/t/arfc-add-rseth-to-aave-v3-ethereum/17696
+ */
+contract AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104 is AaveV3PayloadEthereum {
+  using SafeERC20 for IERC20;
+
+  address public constant rsETH = 0xA1290d69c65A6Fe4DF752f95823fae25cB99e5A7;
+  uint256 public constant rsETH_SEED_AMOUNT = 4e16;
+  address public constant rsETH_ADMIN = 0xac140648435d03f784879cd789130F22Ef588Fcd;
+
+  function _postExecute() internal override {
+    IERC20(rsETH).forceApprove(address(AaveV3Ethereum.POOL), rsETH_SEED_AMOUNT);
+    AaveV3Ethereum.POOL.supply(rsETH, rsETH_SEED_AMOUNT, address(AaveV3Ethereum.COLLECTOR), 0);
+
+    (address arsETH, , ) = AaveV3Ethereum.AAVE_PROTOCOL_DATA_PROVIDER.getReserveTokensAddresses(
+      rsETH
+    );
+    IEmissionManager(AaveV3Ethereum.EMISSION_MANAGER).setEmissionAdmin(rsETH, rsETH_ADMIN);
+    IEmissionManager(AaveV3Ethereum.EMISSION_MANAGER).setEmissionAdmin(arsETH, rsETH_ADMIN);
+  }
+
+  function capsUpdates() public pure override returns (IAaveV3ConfigEngine.CapsUpdate[] memory) {
+    IAaveV3ConfigEngine.CapsUpdate[] memory capsUpdate = new IAaveV3ConfigEngine.CapsUpdate[](2);
+
+    capsUpdate[0] = IAaveV3ConfigEngine.CapsUpdate({
+      asset: AaveV3EthereumAssets.wstETH_UNDERLYING,
+      supplyCap: EngineFlags.KEEP_CURRENT,
+      borrowCap: 60_000
+    });
+    capsUpdate[1] = IAaveV3ConfigEngine.CapsUpdate({
+      asset: AaveV3EthereumAssets.ETHx_UNDERLYING,
+      supplyCap: EngineFlags.KEEP_CURRENT,
+      borrowCap: 5_000
+    });
+
+    return capsUpdate;
+  }
+  function eModeCategoriesUpdates()
+    public
+    pure
+    override
+    returns (IAaveV3ConfigEngine.EModeCategoryUpdate[] memory)
+  {
+    IAaveV3ConfigEngine.EModeCategoryUpdate[]
+      memory eModeUpdates = new IAaveV3ConfigEngine.EModeCategoryUpdate[](1);
+
+    eModeUpdates[0] = IAaveV3ConfigEngine.EModeCategoryUpdate({
+      eModeCategory: 2,
+      ltv: 92_50,
+      liqThreshold: 94_50,
+      liqBonus: 1_00,
+      label: 'rsETH'
+    });
+
+    return eModeUpdates;
+  }
+  function assetsEModeUpdates()
+    public
+    pure
+    override
+    returns (IAaveV3ConfigEngine.AssetEModeUpdate[] memory)
+  {
+    IAaveV3ConfigEngine.AssetEModeUpdate[]
+      memory assetEModeUpdates = new IAaveV3ConfigEngine.AssetEModeUpdate[](3);
+
+    assetEModeUpdates[0] = IAaveV3ConfigEngine.AssetEModeUpdate({
+      asset: rsETH,
+      eModeCategory: 2,
+      borrowable: EngineFlags.DISABLED,
+      collateral: EngineFlags.ENABLED
+    });
+
+    assetEModeUpdates[1] = IAaveV3ConfigEngine.AssetEModeUpdate({
+      asset: AaveV3EthereumAssets.wstETH_UNDERLYING,
+      eModeCategory: 2,
+      borrowable: EngineFlags.ENABLED,
+      collateral: EngineFlags.DISABLED
+    });
+
+    assetEModeUpdates[2] = IAaveV3ConfigEngine.AssetEModeUpdate({
+      asset: AaveV3EthereumAssets.ETHx_UNDERLYING,
+      eModeCategory: 2,
+      borrowable: EngineFlags.ENABLED,
+      collateral: EngineFlags.DISABLED
+    });
+
+    return assetEModeUpdates;
+  }
+  function newListings() public pure override returns (IAaveV3ConfigEngine.Listing[] memory) {
+    IAaveV3ConfigEngine.Listing[] memory listings = new IAaveV3ConfigEngine.Listing[](1);
+
+    listings[0] = IAaveV3ConfigEngine.Listing({
+      asset: rsETH,
+      assetSymbol: 'rsETH',
+      priceFeed: 0x47F52B2e43D0386cF161e001835b03Ad49889e3b,
+      enabledToBorrow: EngineFlags.ENABLED,
+      borrowableInIsolation: EngineFlags.DISABLED,
+      withSiloedBorrowing: EngineFlags.DISABLED,
+      flashloanable: EngineFlags.ENABLED,
+      ltv: 72_00,
+      liqThreshold: 75_00,
+      liqBonus: 7_50,
+      reserveFactor: 15_00,
+      supplyCap: 19_000,
+      borrowCap: 1_900,
+      debtCeiling: 0,
+      liqProtocolFee: 10_00,
+      rateStrategyParams: IAaveV3ConfigEngine.InterestRateInputData({
+        optimalUsageRatio: 45_00,
+        baseVariableBorrowRate: 0,
+        variableRateSlope1: 7_00,
+        variableRateSlope2: 300_00
+      })
+    });
+
+    return listings;
+  }
+}

src/20241104_AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum/AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104.t.sol

@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {GovV3Helpers} from 'aave-helpers/src/GovV3Helpers.sol';
+import {AaveV3Ethereum} from 'aave-address-book/AaveV3Ethereum.sol';
+import {IERC20} from 'solidity-utils/contracts/oz-common/interfaces/IERC20.sol';
+import {IEmissionManager} from 'aave-v3-origin/contracts/rewards/interfaces/IEmissionManager.sol';
+
+import 'forge-std/Test.sol';
+import {ProtocolV3TestBase, ReserveConfig} from 'aave-helpers/src/ProtocolV3TestBase.sol';
+import {AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104} from './AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104.sol';
+
+/**
+ * @dev Test for AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104
+ * command: FOUNDRY_PROFILE=mainnet forge test --match-path=src/20241104_AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum/AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104.t.sol -vv
+ */
+contract AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104_Test is ProtocolV3TestBase {
+  AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104 internal proposal;
+
+  function setUp() public {
+    vm.createSelectFork(vm.rpcUrl('mainnet'), 21136339);
+    proposal = new AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104();
+  }
+
+  /**
+   * @dev executes the generic test suite including e2e and config snapshots
+   */
+  function test_defaultProposalExecution() public {
+    defaultTest(
+      'AaveV3Ethereum_OnboardRsETHToAaveV3Ethereum_20241104',
+      AaveV3Ethereum.POOL,
+      address(proposal)
+    );
+  }
+
+  function test_collectorHasrsETHFunds() public {
+    GovV3Helpers.executePayload(vm, address(proposal));
+    (address aTokenAddress, , ) = AaveV3Ethereum
+      .AAVE_PROTOCOL_DATA_PROVIDER
+      .getReserveTokensAddresses(proposal.rsETH());
+    assertGe(IERC20(aTokenAddress).balanceOf(address(AaveV3Ethereum.COLLECTOR)), 4 * 10 ** 16);
+  }
+
+  function test_rsETHAdmin() public {
+    GovV3Helpers.executePayload(vm, address(proposal));
+    (address arsETH, , ) = AaveV3Ethereum.AAVE_PROTOCOL_DATA_PROVIDER.getReserveTokensAddresses(
+      proposal.rsETH()
+    );
+    assertEq(
+      IEmissionManager(AaveV3Ethereum.EMISSION_MANAGER).getEmissionAdmin(proposal.rsETH()),
+      proposal.rsETH_ADMIN()
+    );
+    assertEq(
+      IEmissionManager(AaveV3Ethereum.EMISSION_MANAGER).getEmissionAdmin(arsETH),
+      proposal.rsETH_ADMIN()
+    );
+  }
+}