update

diffs/AaveV3Ethereum_OnboardUSDeAaveV3Ethereum_20240528_before_AaveV3Ethereum_OnboardUSDeAaveV3Ethereum_20240528_after.md

@@ -0,0 +1,134 @@
+## Reserve changes
+
+### Reserves added
+
+#### USDe ([0x4c9EDD5852cd905f086C759E8383e09bff1E68B3](https://etherscan.io/address/0x4c9EDD5852cd905f086C759E8383e09bff1E68B3))
+
+| description | value |
+| --- | --- |
+| decimals | 18 |
+| isActive | true |
+| isFrozen | false |
+| supplyCap | 80,000,000 USDe |
+| borrowCap | 72,000,000 USDe |
+| debtCeiling | 40,000,000 $ |
+| isSiloed | false |
+| isFlashloanable | true |
+| eModeCategory | 0 |
+| oracle | [0x55B6C4D3E8A27b8A1F5a263321b602e0fdEEcC17](https://etherscan.io/address/0x55B6C4D3E8A27b8A1F5a263321b602e0fdEEcC17) |
+| oracleDecimals | 8 |
+| oracleDescription | Capped USDe / USD |
+| oracleLatestAnswer | 1.00079999 |
+| usageAsCollateralEnabled | true |
+| ltv | 72 % |
+| liquidationThreshold | 75 % |
+| liquidationBonus | 8.5 % |
+| liquidationProtocolFee | 10 % |
+| reserveFactor | 25 % |
+| aToken | [0x4F5923Fc5FD4a93352581b38B7cD26943012DECF](https://etherscan.io/address/0x4F5923Fc5FD4a93352581b38B7cD26943012DECF) |
+| aTokenImpl | [0x7EfFD7b47Bfd17e52fB7559d3f924201b9DbfF3d](https://etherscan.io/address/0x7EfFD7b47Bfd17e52fB7559d3f924201b9DbfF3d) |
+| variableDebtToken | [0x015396E1F286289aE23a762088E863b3ec465145](https://etherscan.io/address/0x015396E1F286289aE23a762088E863b3ec465145) |
+| variableDebtTokenImpl | [0xaC725CB59D16C81061BDeA61041a8A5e73DA9EC6](https://etherscan.io/address/0xaC725CB59D16C81061BDeA61041a8A5e73DA9EC6) |
+| stableDebtToken | [0x43Cc8AD0c223b38D9c04802bB184A2D97e497D38](https://etherscan.io/address/0x43Cc8AD0c223b38D9c04802bB184A2D97e497D38) |
+| stableDebtTokenImpl | [0x15C5620dfFaC7c7366EED66C20Ad222DDbB1eD57](https://etherscan.io/address/0x15C5620dfFaC7c7366EED66C20Ad222DDbB1eD57) |
+| borrowingEnabled | true |
+| stableBorrowRateEnabled | false |
+| isBorrowableInIsolation | true |
+| interestRateStrategy | [0x4011fcd421b9E90f131B164EC1d162DBE269621C](https://etherscan.io/address/0x4011fcd421b9E90f131B164EC1d162DBE269621C) |
+| liquidityIndex | 1 |
+| variableBorrowIndex | 1 |
+| aTokenName | Aave Ethereum USDe |
+| aTokenSymbol | aEthUSDe |
+| currentLiquidityRate | 0 % |
+| currentVariableBorrowRate | 0 % |
+| isPaused | false |
+| stableDebtTokenName | Aave Ethereum Stable Debt USDe |
+| stableDebtTokenSymbol | stableDebtEthUSDe |
+| variableDebtTokenName | Aave Ethereum Variable Debt USDe |
+| variableDebtTokenSymbol | variableDebtEthUSDe |
+| optimalUsageRatio | 80 % |
+| maxExcessStableToTotalDebtRatio | 100 % |
+| maxExcessUsageRatio | 20 % |
+| optimalStableToTotalDebtRatio | 0 % |
+| baseVariableBorrowRate | 0 % |
+| variableRateSlope1 | 9 % |
+| variableRateSlope2 | 75 % |
+| baseStableBorrowRate | 9 % |
+| stableRateSlope1 | 9 % |
+| stableRateSlope2 | 75 % |
+| interestRate | ![ir](/.assets/a2ff7054b21a6d938826bbea32b5e589c6a0c8f7.svg) |
+
+
+## Raw diff
+
+```json
+{
+  "reserves": {
+    "0x4c9EDD5852cd905f086C759E8383e09bff1E68B3": {
+      "from": null,
+      "to": {
+        "aToken": "0x4F5923Fc5FD4a93352581b38B7cD26943012DECF",
+        "aTokenImpl": "0x7EfFD7b47Bfd17e52fB7559d3f924201b9DbfF3d",
+        "aTokenName": "Aave Ethereum USDe",
+        "aTokenSymbol": "aEthUSDe",
+        "borrowCap": 72000000,
+        "borrowingEnabled": true,
+        "currentLiquidityRate": 0,
+        "currentVariableBorrowRate": 0,
+        "debtCeiling": 4000000000,
+        "decimals": 18,
+        "eModeCategory": 0,
+        "interestRateStrategy": "0x4011fcd421b9E90f131B164EC1d162DBE269621C",
+        "isActive": true,
+        "isBorrowableInIsolation": true,
+        "isFlashloanable": true,
+        "isFrozen": false,
+        "isPaused": false,
+        "isSiloed": false,
+        "liquidationBonus": 10850,
+        "liquidationProtocolFee": 1000,
+        "liquidationThreshold": 7500,
+        "liquidityIndex": "1000000000000000000000000000",
+        "ltv": 7200,
+        "oracle": "0x55B6C4D3E8A27b8A1F5a263321b602e0fdEEcC17",
+        "oracleDecimals": 8,
+        "oracleDescription": "Capped USDe / USD",
+        "oracleLatestAnswer": 100079999,
+        "reserveFactor": 2500,
+        "stableBorrowRateEnabled": false,
+        "stableDebtToken": "0x43Cc8AD0c223b38D9c04802bB184A2D97e497D38",
+        "stableDebtTokenImpl": "0x15C5620dfFaC7c7366EED66C20Ad222DDbB1eD57",
+        "stableDebtTokenName": "Aave Ethereum Stable Debt USDe",
+        "stableDebtTokenSymbol": "stableDebtEthUSDe",
+        "supplyCap": 80000000,
+        "symbol": "USDe",
+        "underlying": "0x4c9EDD5852cd905f086C759E8383e09bff1E68B3",
+        "usageAsCollateralEnabled": true,
+        "variableBorrowIndex": "1000000000000000000000000000",
+        "variableDebtToken": "0x015396E1F286289aE23a762088E863b3ec465145",
+        "variableDebtTokenImpl": "0xaC725CB59D16C81061BDeA61041a8A5e73DA9EC6",
+        "variableDebtTokenName": "Aave Ethereum Variable Debt USDe",
+        "variableDebtTokenSymbol": "variableDebtEthUSDe"
+      }
+    }
+  },
+  "strategies": {
+    "0x4c9EDD5852cd905f086C759E8383e09bff1E68B3": {
+      "from": null,
+      "to": {
+        "address": "0x4011fcd421b9E90f131B164EC1d162DBE269621C",
+        "baseStableBorrowRate": "90000000000000000000000000",
+        "baseVariableBorrowRate": 0,
+        "maxExcessStableToTotalDebtRatio": "1000000000000000000000000000",
+        "maxExcessUsageRatio": "200000000000000000000000000",
+        "optimalStableToTotalDebtRatio": 0,
+        "optimalUsageRatio": "800000000000000000000000000",
+        "stableRateSlope1": "90000000000000000000000000",
+        "stableRateSlope2": "750000000000000000000000000",
+        "variableRateSlope1": "90000000000000000000000000",
+        "variableRateSlope2": "750000000000000000000000000"
+      }
+    }
+  }
+}
+```

diffs/AaveV3Optimism_ChaosLabsParameterRecommendationsSUSDOnV3Optimism_20240528_before_AaveV3Optimism_ChaosLabsParameterRecommendationsSUSDOnV3Optimism_20240528_after.md

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+## Reserve changes
+
+### Reserves altered
+
+#### sUSD ([0x8c6f28f2F1A3C87F0f938b96d27520d9751ec8d9](https://optimistic.etherscan.io/address/0x8c6f28f2F1A3C87F0f938b96d27520d9751ec8d9))
+
+| description | value before | value after |
+| --- | --- | --- |
+| isFrozen | true | false |
+| supplyCap | 20,000,000 sUSD | 7,000,000 sUSD |
+| borrowCap | 13,000,000 sUSD | 5,600,000 sUSD |
+| ltv | 0 % | 60 % |
+| liquidationThreshold | 75 % | 70 % |
+
+
+## Raw diff
+
+```json
+{
+  "eModes": {
+    "1": {
+      "liquidationThreshold": {
+        "from": 9500,
+        "to": 9300
+      },
+      "ltv": {
+        "from": 9300,
+        "to": 9000
+      }
+    }
+  },
+  "reserves": {
+    "0x8c6f28f2F1A3C87F0f938b96d27520d9751ec8d9": {
+      "borrowCap": {
+        "from": 13000000,
+        "to": 5600000
+      },
+      "isFrozen": {
+        "from": true,
+        "to": false
+      },
+      "liquidationThreshold": {
+        "from": 7500,
+        "to": 7000
+      },
+      "ltv": {
+        "from": 0,
+        "to": 6000
+      },
+      "supplyCap": {
+        "from": 20000000,
+        "to": 7000000
+      }
+    }
+  }
+}
+```

src/20240513_AaveV3Ethereum_OrbitProgramRenewal/AaveV3Ethereum_OrbitProgramRenewal_20240513.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {IERC20} from 'solidity-utils/contracts/oz-common/interfaces/IERC20.sol';
+import {AaveV3Ethereum, AaveV3EthereumAssets} from 'aave-address-book/AaveV3Ethereum.sol';
+
+import {OrbitProgramData} from './OrbitProgramData.sol';
+import {IProposalGenericExecutor} from 'aave-helpers/interfaces/IProposalGenericExecutor.sol';
+
+/// Helper interface to withdraw ETH
+interface IWETH {
+  function withdraw(uint256) external;
+}
+
+/**
+ * @title Orbit Program Renewal
+ * @author Aave Chan Initiative
+ * - Snapshot: "https://snapshot.org/#/aave.eth/proposal/0x4a10e2a8ca95024d7cf0791aa82ed262c816ff0ee78bc2f3ab3487e70d731361"
+ * - Discussion: https://governance.aave.com/t/arfc-orbit-program-renewal-may-2024/17683
+ */
+contract AaveV3Ethereum_OrbitProgramRenewal_20240513 is IProposalGenericExecutor {
+  error EthTransferFailed(address account);
+  function execute() external {
+    // custom code goes here
+    AaveV3Ethereum.COLLECTOR.transfer(
+      AaveV3EthereumAssets.WETH_UNDERLYING,
+      address(this),
+      OrbitProgramData.TOTAL_WETH_REBATE
+    );
+
+    IWETH(AaveV3EthereumAssets.WETH_UNDERLYING).withdraw(OrbitProgramData.TOTAL_WETH_REBATE);
+
+    OrbitProgramData.GasUsage[] memory usage = OrbitProgramData.getGasUsageData();
+    uint256 usageLength = usage.length;
+    for (uint256 i = 0; i < usageLength; i++) {
+      (bool ok, ) = usage[i].account.call{value: usage[i].usage}('');
+      if (!ok) revert EthTransferFailed(usage[i].account);
+    }
+
+    uint256 actualStreamAmount = (OrbitProgramData.STREAM_AMOUNT /
+      OrbitProgramData.STREAM_DURATION) * OrbitProgramData.STREAM_DURATION;
+
+    address[] memory orbitAddresses = OrbitProgramData.getOrbitAddresses();
+    uint256 orbitAddressesLength = orbitAddresses.length;
+    for (uint256 i = 0; i < orbitAddressesLength; i++) {
+      AaveV3Ethereum.COLLECTOR.createStream(
+        orbitAddresses[i],
+        actualStreamAmount,
+        AaveV3EthereumAssets.GHO_UNDERLYING,
+        block.timestamp,
+        block.timestamp + OrbitProgramData.STREAM_DURATION
+      );
+    }
+  }
+  receive() external payable {}
+}

src/20240513_AaveV3Ethereum_OrbitProgramRenewal/AaveV3Ethereum_OrbitProgramRenewal_20240513.t.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {AaveV3Ethereum, AaveV3EthereumAssets} from 'aave-address-book/AaveV3Ethereum.sol';
+
+import {IERC20} from 'solidity-utils/contracts/oz-common/interfaces/IERC20.sol';
+import 'forge-std/Test.sol';
+import {ProtocolV3TestBase, ReserveConfig} from 'aave-helpers/ProtocolV3TestBase.sol';
+import {AaveV3Ethereum_OrbitProgramRenewal_20240513} from './AaveV3Ethereum_OrbitProgramRenewal_20240513.sol';
+
+import {OrbitProgramData} from './OrbitProgramData.sol';
+/**
+ * @dev Test for AaveV3Ethereum_OrbitProgramRenewal_20240513
+ * command: FOUNDRY_PROFILE=mainnet forge test --match-path=src/20240513_AaveV3Ethereum_OrbitProgramRenewal/AaveV3Ethereum_OrbitProgramRenewal_20240513.t.sol -vv
+ */
+contract AaveV3Ethereum_OrbitProgramRenewal_20240513_Test is ProtocolV3TestBase {
+  AaveV3Ethereum_OrbitProgramRenewal_20240513 internal proposal;
+
+  function setUp() public {
+    vm.createSelectFork(vm.rpcUrl('mainnet'), 19862601);
+    proposal = new AaveV3Ethereum_OrbitProgramRenewal_20240513();
+  }
+
+  /**
+   * @dev executes the generic test suite including e2e and config snapshots
+   */
+  function test_defaultProposalExecution() public {
+    uint256 collectorWethBalanceBefore = IERC20(AaveV3EthereumAssets.WETH_UNDERLYING).balanceOf(
+      address(AaveV3Ethereum.COLLECTOR)
+    );
+
+    uint256[] memory ethBalancesBeforeUsers = new uint256[](7);
+    OrbitProgramData.GasUsage[] memory usage = OrbitProgramData.getGasUsageData();
+    for (uint256 i = 0; i < usage.length; i++) {
+      ethBalancesBeforeUsers[i] = usage[i].account.balance;
+    }
+
+    uint256[] memory ghoBalancesBeforeUsers = new uint256[](4);
+    address[] memory ghoPaymentAddresses = OrbitProgramData.getOrbitAddresses();
+    for (uint256 i = 0; i < ghoPaymentAddresses.length; i++) {
+      ghoBalancesBeforeUsers[i] = IERC20(AaveV3EthereumAssets.GHO_UNDERLYING).balanceOf(
+        ghoPaymentAddresses[i]
+      );
+    }
+
+    uint256 nextStreamId = AaveV3Ethereum.COLLECTOR.getNextStreamId();
+    vm.expectRevert();
+    AaveV3Ethereum.COLLECTOR.getStream(nextStreamId);
+
+    executePayload(vm, address(proposal));
+
+    assertEq(
+      IERC20(AaveV3EthereumAssets.WETH_UNDERLYING).balanceOf(address(AaveV3Ethereum.COLLECTOR)),
+      collectorWethBalanceBefore - OrbitProgramData.TOTAL_WETH_REBATE,
+      'WETH balance of Collector is not equal to previous minus to withdraw'
+    );
+
+    for (uint256 i = 0; i < usage.length; i++) {
+      assertGt(
+        usage[i].account.balance,
+        ethBalancesBeforeUsers[i],
+        'REBATE recipient balance is not greater than before'
+      );
+    }
+
+    vm.warp(block.timestamp + 7 days);
+
+    /// Their GHO balance has increased and call also withdraw from stream as it now exists
+    for (uint256 i = 0; i < ghoPaymentAddresses.length; i++) {
+      assertEq(
+        IERC20(AaveV3EthereumAssets.GHO_UNDERLYING).balanceOf(ghoPaymentAddresses[i]),
+        ghoBalancesBeforeUsers[i],
+        'GHO balance of Orbit recipient is not greater than before'
+      );
+
+      vm.prank(ghoPaymentAddresses[i]);
+      AaveV3Ethereum.COLLECTOR.withdrawFromStream(nextStreamId + i, 1);
+      assertEq(
+        IERC20(AaveV3EthereumAssets.GHO_UNDERLYING).balanceOf(ghoPaymentAddresses[i]),
+        ghoBalancesBeforeUsers[i] + 1
+      );
+    }
+  }
+}

src/20240513_AaveV3Ethereum_OrbitProgramRenewal/OrbitProgramData.sol

@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.0;
+
+library OrbitProgramData {
+  struct GasUsage {
+    address account;
+    uint256 usage;
+  }
+
+  uint256 public constant STREAM_DURATION = 90 days;
+  uint256 public constant STREAM_AMOUNT = 15_000 ether;
+  uint256 public constant TOTAL_WETH_REBATE = 3.381 ether;
+  address public constant EZREAL = 0x8659D0BB123Da6D16D9394C7838BA286c2207d0E;
+  address public constant STABLE_LABS = 0xECC2a9240268BC7a26386ecB49E1Befca2706AC9;
+  address public constant SAUCY_BLOCK = 0x08651EeE3b78254653062BA89035b8F8AdF924CE;
+  address public constant ARETA = 0x8b37a5Af68D315cf5A64097D96621F64b5502a22;
+
+  address public constant ACI = 0x57ab7ee15cE5ECacB1aB84EE42D5A9d0d8112922;
+  address public constant TOKEN_LOGIC = 0x2cc1ADE245020FC5AAE66Ad443e1F66e01c54Df1;
+
+  function getGasUsageData() internal pure returns (GasUsage[] memory) {
+    GasUsage[] memory usage = new GasUsage[](2);
+    usage[0] = GasUsage(ACI, 2.74 ether);
+    usage[1] = GasUsage(TOKEN_LOGIC, 0.641 ether);
+
+    return usage;
+  }
+
+  function getOrbitAddresses() internal pure returns (address[] memory) {
+    address[] memory streamAddresses = new address[](4);
+    streamAddresses[0] = EZREAL;
+    streamAddresses[1] = STABLE_LABS;
+    streamAddresses[2] = SAUCY_BLOCK;
+    streamAddresses[3] = ARETA;
+
+    return streamAddresses;
+  }
+}