GSM 4626 Deployment

src/script/DeployGsm4626.s.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.0;
+
+import {Script, console2} from 'forge-std/Script.sol';
+import {AaveV3Ethereum, AaveV3EthereumAssets} from 'aave-address-book/AaveV3Ethereum.sol';
+import {GovernanceV3Ethereum} from 'aave-address-book/GovernanceV3Ethereum.sol';
+import {MiscEthereum} from 'aave-address-book/MiscEthereum.sol';
+import {ITransparentProxyFactory} from 'src/script/ITransparentProxyFactory.sol';
+import {IPoolAddressesProvider} from '@aave/core-v3/contracts/interfaces/IPoolAddressesProvider.sol';
+
+import {Gsm4626} from 'src/contracts/facilitators/gsm/Gsm4626.sol';
+import {FixedPriceStrategy4626} from 'src/contracts/facilitators/gsm/priceStrategy/FixedPriceStrategy4626.sol';
+import {IGsm} from 'src/contracts/facilitators/gsm/interfaces/IGsm.sol';
+import {OracleSwapFreezer} from 'src/contracts/facilitators/gsm/swapFreezer/OracleSwapFreezer.sol';
+
+address constant TRANSPARENT_PROXY_FACTORY = 0xEB0682d148e874553008730f0686ea89db7DA412;
+
+// GSM USDC
+address constant NEW_USDC_STATA_TOKEN = 0xD4fa2D31b7968E448877f69A96DE69f5de8cD23E;
+uint8 constant USDC_DECIMALS = 6;
+uint128 constant USDC_EXPOSURE_CAP = 8_000_000e6;
+
+// GSM USDT
+address constant NEW_USDT_STATA_TOKEN = 0x7Bc3485026Ac48b6cf9BaF0A377477Fff5703Af8;
+uint8 constant USDT_DECIMALS = 6;
+uint128 constant USDT_EXPOSURE_CAP = 16_000_000e6;
+
+uint256 constant GSM_PRICE_RATIO = 1e18;
+uint128 constant SWAP_FREEZE_LOWER_BOUND = 0.99e8;
+uint128 constant SWAP_FREEZE_UPPER_BOUND = 1.01e8;
+uint128 constant SWAP_UNFREEZE_LOWER_BOUND = 0.995e8;
+uint128 constant SWAP_UNFREEZE_UPPER_BOUND = 1.005e8;
+bool constant SWAP_UNFREEZE_ALLOWED = true;
+
+contract DeployGsm4626 is Script {
+  function run() external {
+    uint256 deployerPrivateKey = vm.envUint('PRIVATE_KEY');
+    address deployerAddress = vm.addr(deployerPrivateKey);
+    console2.log('Deployer Address: ', deployerAddress);
+    console2.log('Deployer Balance: ', address(deployerAddress).balance);
+    console2.log('Block Number: ', block.number);
+    vm.startBroadcast(deployerPrivateKey);
+    _deploy();
+    vm.stopBroadcast();
+  }
+
+  function _deploy() internal {
+    // ------------------------------------------------
+    // 1. FixedPriceStrategy
+    // ------------------------------------------------
+    FixedPriceStrategy4626 gsmUsdcPriceStrategy = new FixedPriceStrategy4626(
+      GSM_PRICE_RATIO,
+      NEW_USDC_STATA_TOKEN,
+      USDC_DECIMALS
+    );
+    console2.log('GSM stataUSDC FixedPriceStrategy4626: ', address(gsmUsdcPriceStrategy));
+
+    FixedPriceStrategy4626 gsmUsdtPriceStrategy = new FixedPriceStrategy4626(
+      GSM_PRICE_RATIO,
+      NEW_USDT_STATA_TOKEN,
+      USDT_DECIMALS
+    );
+    console2.log('GSM stataUSDT FixedPriceStrategy4626: ', address(gsmUsdtPriceStrategy));
+
+    // ------------------------------------------------
+    // 2. GSM implementations
+    // ------------------------------------------------
+    Gsm4626 gsmUsdcImpl = new Gsm4626(
+      AaveV3EthereumAssets.GHO_UNDERLYING,
+      NEW_USDC_STATA_TOKEN,
+      address(gsmUsdcPriceStrategy)
+    );
+    console2.log('GSM stataUSDC Implementation: ', address(gsmUsdcImpl));
+
+    Gsm4626 gsmUsdtImpl = new Gsm4626(
+      AaveV3EthereumAssets.GHO_UNDERLYING,
+      NEW_USDT_STATA_TOKEN,
+      address(gsmUsdtPriceStrategy)
+    );
+    console2.log('GSM stataUSDT Implementation: ', address(gsmUsdtImpl));
+
+    gsmUsdcImpl.initialize(
+      GovernanceV3Ethereum.EXECUTOR_LVL_1,
+      address(AaveV3Ethereum.COLLECTOR),
+      USDC_EXPOSURE_CAP
+    );
+    gsmUsdtImpl.initialize(
+      GovernanceV3Ethereum.EXECUTOR_LVL_1,
+      address(AaveV3Ethereum.COLLECTOR),
+      USDT_EXPOSURE_CAP
+    );
+
+    // ------------------------------------------------
+    // 3. GSM proxy deployment and initialization
+    // ------------------------------------------------
+    bytes memory gsmUsdcInitParams = abi.encodeWithSignature(
+      'initialize(address,address,uint128)',
+      GovernanceV3Ethereum.EXECUTOR_LVL_1,
+      address(AaveV3Ethereum.COLLECTOR),
+      USDC_EXPOSURE_CAP
+    );
+    address gsmUsdcProxy = ITransparentProxyFactory(TRANSPARENT_PROXY_FACTORY).create(
+      address(gsmUsdcImpl),
+      GovernanceV3Ethereum.EXECUTOR_LVL_1,
+      gsmUsdcInitParams
+    );
+    console2.log('GSM stataUSDC Proxy: ', gsmUsdcProxy);
+
+    bytes memory gsmUsdtInitParams = abi.encodeWithSignature(
+      'initialize(address,address,uint128)',
+      GovernanceV3Ethereum.EXECUTOR_LVL_1,
+      address(AaveV3Ethereum.COLLECTOR),
+      USDT_EXPOSURE_CAP
+    );
+    address gsmUsdtProxy = ITransparentProxyFactory(TRANSPARENT_PROXY_FACTORY).create(
+      address(gsmUsdtImpl),
+      GovernanceV3Ethereum.EXECUTOR_LVL_1,
+      gsmUsdtInitParams
+    );
+    console2.log('GSM stataUSDT Proxy: ', gsmUsdtProxy);
+
+    // ------------------------------------------------
+    // 4. OracleSwapFreezers
+    // ------------------------------------------------
+    OracleSwapFreezer gsmUsdcOracleSwapFreezer = new OracleSwapFreezer(
+      IGsm(gsmUsdcProxy),
+      AaveV3EthereumAssets.USDC_UNDERLYING,
+      IPoolAddressesProvider(address(AaveV3Ethereum.POOL_ADDRESSES_PROVIDER)),
+      SWAP_FREEZE_LOWER_BOUND,
+      SWAP_FREEZE_UPPER_BOUND,
+      SWAP_UNFREEZE_LOWER_BOUND,
+      SWAP_UNFREEZE_UPPER_BOUND,
+      SWAP_UNFREEZE_ALLOWED
+    );
+    console2.log('GSM stataUSDC OracleSwapFreezer: ', address(gsmUsdcOracleSwapFreezer));
+
+    OracleSwapFreezer gsmUsdtOracleSwapFreezer = new OracleSwapFreezer(
+      IGsm(gsmUsdtProxy),
+      AaveV3EthereumAssets.USDT_UNDERLYING,
+      IPoolAddressesProvider(address(AaveV3Ethereum.POOL_ADDRESSES_PROVIDER)),
+      SWAP_FREEZE_LOWER_BOUND,
+      SWAP_FREEZE_UPPER_BOUND,
+      SWAP_UNFREEZE_LOWER_BOUND,
+      SWAP_UNFREEZE_UPPER_BOUND,
+      SWAP_UNFREEZE_ALLOWED
+    );
+    console2.log('GSM stataUSDT OracleSwapFreezer: ', address(gsmUsdtOracleSwapFreezer));
+  }
+}

src/script/ITransparentProxyFactory.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity >=0.8.0;
+
+interface ITransparentProxyFactory {
+  /**
+   * @notice Creates a transparent proxy instance, doing the first initialization in construction
+   * @dev Version using CREATE
+   * @param logic The address of the implementation contract
+   * @param initialOwner The initial owner of the admin of the proxy.
+   * @param data abi encoded call to the function with `initializer` (or `reinitializer`) modifier.
+   *             E.g. `abi.encodeWithSelector(mockImpl.initialize.selector, 2)`
+   *             for an `initialize` function being `function initialize(uint256 foo) external initializer;`
+   * @return address The address of the proxy deployed
+   **/
+  function create(
+    address logic,
+    address initialOwner,
+    bytes memory data
+  ) external returns (address);
+}