Caps Increase 20230901 and Base chain support

Makefile

@@ -23,6 +23,10 @@ optimism-example:; forge script src/OptimismExample.s.sol:OptimismExample --rpc-
 arbitrum-example:; forge script src/ArbitrumExample.s.sol:ArbitrumExample --rpc-url arbitrum --sig "run(bool)" false -vv
 avalanche-example:; forge script src/AvalancheExample.s.sol:AvalancheExample --rpc-url avalanche --sig "run(bool)" false -vv
 
+mainnet-contract:; forge script ${contract_path} --rpc-url mainnet --sig "run(bool)" false -vv
+arbitrum-contract:; forge script ${contract_path} --rpc-url arbitrum --sig "run(bool)" false -vv
+base-contract:; forge script ${contract_path} --rpc-url base --sig "run(bool)" false -vv
+
 # Broadcast to safe backend
 safe-mainnet-example:; forge script src/MainnetExample.s.sol:MainnetExample --rpc-url mainnet --sig "run(bool)" true -vv
 safe-polygon-example:; forge script src/PolygonExample.s.sol:PolygonExample --rpc-url polygon --sig "run(bool)" true -vv

diffs/pre_arbitrum_caps_increase_20230901_post_arbitrum_caps_increase_20230901.md

@@ -0,0 +1,51 @@
+## Reserve changes
+
+### Reserve altered
+
+#### wstETH ([0x5979D7b546E38E414F7E9822514be443A4800529](https://arbiscan.io/address/0x5979D7b546E38E414F7E9822514be443A4800529))
+
+| description | value before | value after |
+| --- | --- | --- |
+| borrowCap | 800 wstETH | 1,600 wstETH |
+
+
+#### LUSD ([0x93b346b6BC2548dA6A1E7d98E9a421B42541425b](https://arbiscan.io/address/0x93b346b6BC2548dA6A1E7d98E9a421B42541425b))
+
+| description | value before | value after |
+| --- | --- | --- |
+| supplyCap | 900,000 LUSD | 1,400,000 LUSD |
+
+
+#### LINK ([0xf97f4df75117a78c1A5a0DBb814Af92458539FB4](https://arbiscan.io/address/0xf97f4df75117a78c1A5a0DBb814Af92458539FB4))
+
+| description | value before | value after |
+| --- | --- | --- |
+| supplyCap | 810,000 LINK | 1,300,000 LINK |
+
+
+## Raw diff
+
+```json
+{
+  "reserves": {
+    "0x5979D7b546E38E414F7E9822514be443A4800529": {
+      "borrowCap": {
+        "from": 800,
+        "to": 1600
+      }
+    },
+    "0x93b346b6BC2548dA6A1E7d98E9a421B42541425b": {
+      "supplyCap": {
+        "from": 900000,
+        "to": 1400000
+      }
+    },
+    "0xf97f4df75117a78c1A5a0DBb814Af92458539FB4": {
+      "supplyCap": {
+        "from": 810000,
+        "to": 1300000
+      }
+    }
+  }
+}
+```

diffs/pre_base_caps_increase_20230901_post_base_caps_increase_20230901.md

@@ -0,0 +1,25 @@
+## Reserve changes
+
+### Reserves altered
+
+#### cbETH ([0x2Ae3F1Ec7F1F5012CFEab0185bfc7aa3cf0DEc22](https://basescan.org/address/0x2Ae3F1Ec7F1F5012CFEab0185bfc7aa3cf0DEc22))
+
+| description | value before | value after |
+| --- | --- | --- |
+| borrowCap | 100 cbETH | 200 cbETH |
+
+
+## Raw diff
+
+```json
+{
+  "reserves": {
+    "0x2Ae3F1Ec7F1F5012CFEab0185bfc7aa3cf0DEc22": {
+      "borrowCap": {
+        "from": 100,
+        "to": 200
+      }
+    }
+  }
+}
+```

diffs/pre_mainnetCapsIncrease_20230901_post_mainnetCapsIncrease_20230901.md

@@ -0,0 +1,48 @@
+## Reserve changes
+
+### Reserve altered
+
+#### wstETH ([0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0](https://etherscan.io/address/0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0))
+
+| description | value before | value after |
+| --- | --- | --- |
+| supplyCap | 600,000 wstETH | 750,000 wstETH |
+| borrowCap | 12,000 wstETH | 24,000 wstETH |
+
+
+#### RPL ([0xD33526068D116cE69F19A9ee46F0bd304F21A51f](https://etherscan.io/address/0xD33526068D116cE69F19A9ee46F0bd304F21A51f))
+
+| description | value before | value after |
+| --- | --- | --- |
+| supplyCap | 210,000 RPL | 420,000 RPL |
+| borrowCap | 105,000 RPL | 160,000 RPL |
+
+
+## Raw diff
+
+```json
+{
+  "reserves": {
+    "0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0": {
+      "borrowCap": {
+        "from": 12000,
+        "to": 24000
+      },
+      "supplyCap": {
+        "from": 600000,
+        "to": 750000
+      }
+    },
+    "0xD33526068D116cE69F19A9ee46F0bd304F21A51f": {
+      "borrowCap": {
+        "from": 105000,
+        "to": 160000
+      },
+      "supplyCap": {
+        "from": 210000,
+        "to": 420000
+      }
+    }
+  }
+}
+```

foundry.toml

@@ -18,6 +18,7 @@ arbitrum = "${RPC_ARBITRUM}"
 fantom = "${RPC_FANTOM}"
 harmony = "${RPC_HARMONY}"
 metis = "${RPC_METIS}"
+base = "${RPC_BASE}"
 
 [etherscan]
 mainnet = { key="${ETHERSCAN_API_KEY_MAINNET}", chainId=1 }

scripts/CapsPlusRiskStewardBase.s.sol

@@ -8,9 +8,9 @@ import {IPool} from 'aave-address-book/AaveV3.sol';
 import {CapsPlusRiskSteward} from 'aave-helpers/riskstewards/CapsPlusRiskSteward.sol';
 import {IAaveV3ConfigEngine} from 'aave-helpers/v3-config-engine/IAaveV3ConfigEngine.sol';
 import {EngineFlags} from 'aave-helpers/v3-config-engine/EngineFlags.sol';
-import {ProtocolV3_0_1TestBase, ReserveConfig} from 'aave-helpers/ProtocolV3TestBase.sol';
+import {ProtocolV3TestBase, ReserveConfig} from 'aave-helpers/ProtocolV3TestBase.sol';
 
-abstract contract CapsPlusRiskStewardBase is ProtocolV3_0_1TestBase {
+abstract contract CapsPlusRiskStewardBase is ProtocolV3TestBase {
   error FailedUpdate();
   IPool immutable POOL;
   CapsPlusRiskSteward immutable STEWARD;

scripts/CapsPlusRiskStewardBaseChain.s.sol

@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {AaveGovernanceV2} from 'aave-address-book/AaveGovernanceV2.sol';
+import {AaveV3Base} from 'aave-address-book/AaveV3Base.sol';
+import {CapsPlusRiskStewardBase} from './CapsPlusRiskStewardBase.s.sol';
+
+abstract contract CapsPlusRiskStewardBaseChain is CapsPlusRiskStewardBase {
+  constructor() CapsPlusRiskStewardBase(AaveV3Base.POOL, AaveV3Base.CAPS_PLUS_RISK_STEWARD) {}
+}

src/ArbitrumCapsIncrease_20230901.s.sol

@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {AaveV3ArbitrumAssets} from 'aave-address-book/AaveV3Arbitrum.sol';
+import {IAaveV3ConfigEngine} from 'aave-helpers/v3-config-engine/IAaveV3ConfigEngine.sol';
+import {EngineFlags} from 'aave-helpers/v3-config-engine/EngineFlags.sol';
+import {CapsPlusRiskStewardArbitrum} from '../scripts/CapsPlusRiskStewardArbitrum.s.sol';
+
+/**
+ * @title Update Caps on Arbitrum V3
+ * @author Chaos Labs
+ * - Discussion: https://governance.aave.com/t/arfc-chaos-labs-risk-stewards-increase-supply-and-borrow-caps-on-v3-08-29-2023/14688
+ */
+contract ArbitrumCapsIncrease_20230901 is CapsPlusRiskStewardArbitrum {
+  /**
+   * @return string name identifier used for the diff
+   */
+  function name() internal pure override returns (string memory) {
+    return 'arbitrum_caps_increase_20230901';
+  }
+
+  /**
+   * @return IAaveV3ConfigEngine.CapsUpdate[] capUpdates to be performed
+   */
+  function capsUpdates() internal pure override returns (IAaveV3ConfigEngine.CapsUpdate[] memory) {
+    IAaveV3ConfigEngine.CapsUpdate[] memory capUpdates = new IAaveV3ConfigEngine.CapsUpdate[](3);
+
+    // LUSD
+    capUpdates[0] = IAaveV3ConfigEngine.CapsUpdate(
+      AaveV3ArbitrumAssets.LUSD_UNDERLYING,
+      1_400_000,
+      EngineFlags.KEEP_CURRENT
+    );
+
+    // LINK
+    capUpdates[1] = IAaveV3ConfigEngine.CapsUpdate(
+      AaveV3ArbitrumAssets.LINK_UNDERLYING,
+      1_300_000,
+      EngineFlags.KEEP_CURRENT
+    );
+
+    // wstETH
+    capUpdates[2] = IAaveV3ConfigEngine.CapsUpdate(
+      AaveV3ArbitrumAssets.wstETH_UNDERLYING,
+      EngineFlags.KEEP_CURRENT,
+      1_600
+    );
+
+    return capUpdates;
+  }
+}

src/BaseCapsIncrease_20230901.s.sol

@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {AaveV3BaseAssets} from 'aave-address-book/AaveV3Base.sol';
+import {IAaveV3ConfigEngine} from 'aave-helpers/v3-config-engine/IAaveV3ConfigEngine.sol';
+import {EngineFlags} from 'aave-helpers/v3-config-engine/EngineFlags.sol';
+import {CapsPlusRiskStewardBaseChain} from '../scripts/CapsPlusRiskStewardBaseChain.s.sol';
+
+/**
+ * @title Update Caps on Base V3
+ * @author Chaos Labs
+ * - Discussion: https://governance.aave.com/t/arfc-chaos-labs-risk-stewards-increase-supply-and-borrow-caps-on-v3-08-29-2023/14688
+ */
+contract BaseCapsIncrease_20230901 is CapsPlusRiskStewardBaseChain {
+  /**
+   * @return string name identifier used for the diff
+   */
+  function name() internal pure override returns (string memory) {
+    return 'base_caps_increase_20230901';
+  }
+
+  /**
+   * @return IAaveV3ConfigEngine.CapsUpdate[] capUpdates to be performed
+   */
+  function capsUpdates() internal pure override returns (IAaveV3ConfigEngine.CapsUpdate[] memory) {
+    IAaveV3ConfigEngine.CapsUpdate[] memory capUpdates = new IAaveV3ConfigEngine.CapsUpdate[](1);
+
+    // cbETH
+    capUpdates[0] = IAaveV3ConfigEngine.CapsUpdate(
+      AaveV3BaseAssets.cbETH_UNDERLYING,
+      EngineFlags.KEEP_CURRENT,
+      200
+    );
+
+    return capUpdates;
+  }
+}

src/MainnetCapsIncrease_20230901.s.sol

@@ -0,0 +1,42 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {IAaveV3ConfigEngine} from 'aave-helpers/v3-config-engine/IAaveV3ConfigEngine.sol';
+import {EngineFlags} from 'aave-helpers/v3-config-engine/EngineFlags.sol';
+import {CapsPlusRiskStewardMainnet} from '../scripts/CapsPlusRiskStewardMainnet.s.sol';
+import {AaveV3EthereumAssets} from 'aave-address-book/AaveV3Ethereum.sol';
+
+/**
+ * @title Update Borrow Caps on Ethereum V3
+ * @author @ChaosLabsInc
+ * - Discussion: https://governance.aave.com/t/arfc-chaos-labs-risk-stewards-increase-supply-and-borrow-caps-on-v3-08-29-2023/14688
+ */
+contract MainnetCapsIncrease_20230901 is CapsPlusRiskStewardMainnet {
+  /**
+   * @return string name identifier used for the diff
+   */
+  function name() internal pure override returns (string memory) {
+    return 'mainnetCapsIncrease_20230901';
+  }
+
+  /**
+   * @return IAaveV3ConfigEngine.CapsUpdate[] capUpdates to be performed
+   */
+  function capsUpdates() internal pure override returns (IAaveV3ConfigEngine.CapsUpdate[] memory) {
+    IAaveV3ConfigEngine.CapsUpdate[] memory capUpdates = new IAaveV3ConfigEngine.CapsUpdate[](2);
+
+    capUpdates[0] = IAaveV3ConfigEngine.CapsUpdate(
+      AaveV3EthereumAssets.RPL_UNDERLYING,
+      420_000,
+      160_000
+    );
+
+    capUpdates[1] = IAaveV3ConfigEngine.CapsUpdate(
+      AaveV3EthereumAssets.wstETH_UNDERLYING,
+      750_000,
+      24_000
+    );
+
+    return capUpdates;
+  }
+}