execution script

Author: godzillaba

scripts/foundry/contract-upgrades/2.1.2/.env.sample

@@ -0,0 +1,6 @@
+## These env vars are used for ExecuteNitroContracts2Point1Point2UpgradeScript
+
+UPGRADE_ACTION_ADDRESS=
+INBOX_ADDRESS=
+PROXY_ADMIN_ADDRESS=
+PARENT_UPGRADE_EXECUTOR_ADDRESS=

scripts/foundry/contract-upgrades/2.1.2/ExecuteNitroContracts2Point1Point2Upgrade.s.sol

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+// SPDX-License-Identifier: Apache-2.0
+pragma solidity 0.8.16;
+
+import "forge-std/Script.sol";
+import {
+    NitroContracts2Point1Point2UpgradeAction,
+    ProxyAdmin
+} from "../../../../contracts/parent-chain/contract-upgrades/NitroContracts2Point1Point2UpgradeAction.sol";
+import {IInboxBase} from "@arbitrum/nitro-contracts-1.2.1/src/bridge/IInboxBase.sol";
+import {IERC20Bridge} from "@arbitrum/nitro-contracts-2.1.2/src/bridge/IERC20Bridge.sol";
+import {IUpgradeExecutor} from "@offchainlabs/upgrade-executor/src/IUpgradeExecutor.sol";
+
+/**
+ * @title ExecuteNitroContracts1Point2Point1UpgradeScript
+ * @notice This script executes nitro contracts 2.1.0 upgrade through UpgradeExecutor
+ */
+contract ExecuteNitroContracts2Point1Point2UpgradeScript is Script {
+    function run() public {
+
+        NitroContracts2Point1Point2UpgradeAction upgradeAction =
+            NitroContracts2Point1Point2UpgradeAction(vm.envAddress("UPGRADE_ACTION_ADDRESS"));
+
+        IInboxBase inbox = IInboxBase(vm.envAddress("INBOX_ADDRESS"));
+
+        address bridge = address(inbox.bridge());
+
+        vm.startBroadcast();
+
+        // prepare upgrade calldata
+        ProxyAdmin proxyAdmin = ProxyAdmin(vm.envAddress("PROXY_ADMIN_ADDRESS"));
+        bytes memory upgradeCalldata =
+            abi.encodeCall(NitroContracts2Point1Point2UpgradeAction.perform, (bridge, proxyAdmin));
+
+        // execute the upgrade
+        // action checks prerequisites, and script will fail if the action reverts
+        IUpgradeExecutor executor = IUpgradeExecutor(vm.envAddress("PARENT_UPGRADE_EXECUTOR_ADDRESS"));
+        executor.execute(address(upgradeAction), upgradeCalldata);
+
+        // sanity check, full checks are done on-chain by the upgrade action
+        require(IERC20Bridge(bridge).nativeTokenDecimals() == 18, "Unexpected native token decimals");
+
+        vm.stopBroadcast();
+    }
+}