Add AIP for GHO Cross-Chain Launch (bgd-labs#350)

* Add proposal for Gho Incident Report 20231113 (#1) * chore: add payload and deploy script for update of GHO variable debt token * forge install: gho-core * chore: add gho-core to dependency * test: Add tests for update of gho variable token * test: Add tests for update of gho variable token * fix: add modifier in method of interface * fix: remove gho dependency from repo and fix test * fix: Remove unnecesary dependency * fix: Add latest details --------- Co-authored-by: miguelmtzinf <[email protected]> * fix: Make new impl constant (#3) * fix: Amend AIP text (#4) * fix: Make new impl constant * fix: Fix AIP text * test: Tweak default tests with borrow cap update (#5) * fix: lint issue (#6) * test: Add diffs from test running (#7) * fix: Add payload address (#8) * fix: Fix payload address in script (#9) * fix: Remove unneeded diff file (#10) * feat: Add AIP code * fix: Fix AIP docs and imports * fix: Remove unnecesary test * fix: Updates risk params * test: Add ccip e2e tests * fix: Fix Arbitrum payload max bytecode size exceeded * feat: Add sophisticated defensive aave seed (#13) * feat: Add sophhisticated defensive aave seed * fix: Allows AaveDefensive contract remove itself as facilitator * fix: Add docs and reduce bytecode size * fix: Reduce Utils lib bytecode size * fix: Fix error in Utils * fix: Add Capped gho usd price oracle * fix: Add AIP draft text * fix: Update block number for tests * fix: Remove unneeded files * fix: Install latest version of gho and ccip repos * fix: Remove unused helper function * fix: Fix AIP text * fix: Remove defensive and use create2 * fix: Add fixed price oracle * fix: Remove unnecessary memory variables * fix: Use create1 and move listing out * fix: Remove listing aip --------- Co-authored-by: Parth Patel <[email protected]>
aave · Jun 14, 2024 · 7725647 · 7725647
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diff --git a/.gitmodules b/.gitmodules
@@ -1,3 +1,9 @@
 [submodule "lib/aave-helpers"]
 	path = lib/aave-helpers
 	url = https://github.com/bgd-labs/aave-helpers
+[submodule "lib/ccip"]
+	path = lib/ccip
+	url = https://github.com/aave/ccip
+[submodule "lib/gho-core"]
+	path = lib/gho-core
+	url = https://github.com/aave/gho-core
diff --git a/...hainLaunch_20240528_before_AaveV3Arbitrum_GHOCrossChainLaunch_20240528_after.md b/...hainLaunch_20240528_before_AaveV3Arbitrum_GHOCrossChainLaunch_20240528_after.md
@@ -0,0 +1,5 @@
+## Raw diff
+
+```json
+{}
+```
diff --git a/...hainLaunch_20240528_before_AaveV3Ethereum_GHOCrossChainLaunch_20240528_after.md b/...hainLaunch_20240528_before_AaveV3Ethereum_GHOCrossChainLaunch_20240528_after.md
@@ -0,0 +1,5 @@
+## Raw diff
+
+```json
+{}
+```
diff --git a/lib/ccip b/lib/ccip
diff --git a/lib/gho-core b/lib/gho-core
diff --git a/remappings.txt b/remappings.txt
@@ -6,4 +6,6 @@ aave-v3-core/=lib/aave-helpers/lib/aave-address-book/lib/aave-v3-core/
 aave-v3-periphery/=lib/aave-helpers/lib/aave-address-book/lib/aave-v3-periphery/
 ds-test/=lib/aave-helpers/lib/forge-std/lib/ds-test/src/
 forge-std/=lib/aave-helpers/lib/forge-std/src/
-solidity-utils/=lib/aave-helpers/lib/solidity-utils/src/
+solidity-utils/=lib/aave-helpers/lib/solidity-utils/src/
+ccip/=lib/ccip/contracts/src/
+gho-core/=lib/gho-core/src/contracts/
diff --git a/src/20240528_Multi_GHOCrossChainLaunch/AaveV3Arbitrum_GHOCrossChainLaunch_20240528.sol b/src/20240528_Multi_GHOCrossChainLaunch/AaveV3Arbitrum_GHOCrossChainLaunch_20240528.sol
@@ -0,0 +1,110 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import {IProposalGenericExecutor} from 'aave-helpers/interfaces/IProposalGenericExecutor.sol';
+import {GovernanceV3Arbitrum} from 'aave-address-book/GovernanceV3Arbitrum.sol';
+import {MiscArbitrum} from 'aave-address-book/MiscArbitrum.sol';
+import {TransparentUpgradeableProxy} from 'solidity-utils/contracts/transparent-proxy/TransparentUpgradeableProxy.sol';
+import {UpgradeableBurnMintTokenPool} from 'ccip/v0.8/ccip/pools/GHO/UpgradeableBurnMintTokenPool.sol';
+import {UpgradeableTokenPool} from 'ccip/v0.8/ccip/pools/GHO/UpgradeableTokenPool.sol';
+import {RateLimiter} from 'ccip/v0.8/ccip/libraries/RateLimiter.sol';
+import {UpgradeableGhoToken} from 'gho-core/gho/UpgradeableGhoToken.sol';
+import {IGhoToken} from 'gho-core/gho/interfaces/IGhoToken.sol';
+
+library Utils {
+  address public constant CCIP_ARM_PROXY = 0xC311a21e6fEf769344EB1515588B9d535662a145;
+  address public constant CCIP_ROUTER = 0x141fa059441E0ca23ce184B6A78bafD2A517DdE8;
+  uint256 public constant CCIP_BUCKET_CAPACITY = 1_000_000e18; // 1M
+  uint64 public constant CCIP_ETH_CHAIN_SELECTOR = 5009297550715157269;
+
+  function deployGhoToken() internal returns (address) {
+    address imple = address(new UpgradeableGhoToken());
+
+    bytes memory ghoTokenInitParams = abi.encodeWithSignature(
+      'initialize(address)',
+      GovernanceV3Arbitrum.EXECUTOR_LVL_1 // owner
+    );
+    return
+      address(new TransparentUpgradeableProxy(imple, MiscArbitrum.PROXY_ADMIN, ghoTokenInitParams));
+  }
+
+  function deployCcipTokenPool(address ghoToken) external returns (address) {
+    address imple = address(new UpgradeableBurnMintTokenPool(ghoToken, CCIP_ARM_PROXY, false));
+
+    bytes memory tokenPoolInitParams = abi.encodeWithSignature(
+      'initialize(address,address[],address)',
+      GovernanceV3Arbitrum.EXECUTOR_LVL_1, // owner
+      new address[](0), // allowList
+      CCIP_ROUTER // router
+    );
+    return
+      address(
+        new TransparentUpgradeableProxy(
+          imple, // logic
+          MiscArbitrum.PROXY_ADMIN, // proxy admin
+          tokenPoolInitParams // data
+        )
+      );
+  }
+}
+
+/**
+ * @title GHO Cross-Chain Launch
+ * @author Aave Labs
+ * - Snapshot: https://snapshot.org/#/aave.eth/proposal/0x2a6ffbcff41a5ef98b7542f99b207af9c1e79e61f859d0a62f3bf52d3280877a
+ * - Discussion: https://governance.aave.com/t/arfc-gho-cross-chain-launch/17616
+ * @dev This payload consists of the following set of actions:
+ * 1. Deploy GHO
+ * 2. Deploy BurnMintTokenPool
+ * 3. Accept ownership of CCIP TokenPool
+ * 4. Configure CCIP TokenPool
+ * 5. Add CCIP TokenPool as GHO Facilitator
+ */
+contract AaveV3Arbitrum_GHOCrossChainLaunch_20240528 is IProposalGenericExecutor {
+  function execute() external {
+    // 1. Deploy GHO
+    address ghoToken = Utils.deployGhoToken();
+
+    // 2. Deploy BurnMintTokenPool
+    address tokenPool = Utils.deployCcipTokenPool(ghoToken);
+
+    // 3. Accept TokenPool ownership
+    UpgradeableBurnMintTokenPool(tokenPool).acceptOwnership();
+
+    // 4. Configure CCIP TokenPool
+    _configureCcipTokenPool(tokenPool);
+
+    // 5. Add CCIP TokenPool as GHO Facilitator
+    IGhoToken(ghoToken).grantRole(
+      IGhoToken(ghoToken).FACILITATOR_MANAGER_ROLE(),
+      GovernanceV3Arbitrum.EXECUTOR_LVL_1
+    );
+    IGhoToken(ghoToken).grantRole(
+      IGhoToken(ghoToken).BUCKET_MANAGER_ROLE(),
+      GovernanceV3Arbitrum.EXECUTOR_LVL_1
+    );
+    IGhoToken(ghoToken).addFacilitator(
+      tokenPool,
+      'CCIP TokenPool',
+      uint128(Utils.CCIP_BUCKET_CAPACITY)
+    );
+  }
+
+  function _configureCcipTokenPool(address tokenPool) internal {
+    UpgradeableTokenPool.ChainUpdate[] memory chainUpdates = new UpgradeableTokenPool.ChainUpdate[](
+      1
+    );
+    RateLimiter.Config memory rateConfig = RateLimiter.Config({
+      isEnabled: false,
+      capacity: 0,
+      rate: 0
+    });
+    chainUpdates[0] = UpgradeableTokenPool.ChainUpdate({
+      remoteChainSelector: Utils.CCIP_ETH_CHAIN_SELECTOR,
+      allowed: true,
+      outboundRateLimiterConfig: rateConfig,
+      inboundRateLimiterConfig: rateConfig
+    });
+    UpgradeableBurnMintTokenPool(tokenPool).applyChainUpdates(chainUpdates);
+  }
+}