Merge branch 'develop' into jm/add-missing-oz-audit

op-batcher/batcher/driver.go

@@ -163,7 +163,7 @@ func NewBatchSubmitterWithSigner(cfg Config, addr common.Address, signer SignerF
 		done:  make(chan struct{}),
 		log:   l,
 		state: NewChannelManager(l, cfg.ChannelTimeout),
-		// TODO: this context only exists because the even loop doesn't reach done
+		// TODO: this context only exists because the event loop doesn't reach done
 		// if the tx manager is blocking forever due to e.g. insufficient balance.
 		ctx:    ctx,
 		cancel: cancel,

op-chain-ops/crossdomain/legacy_withdrawal.go

@@ -170,3 +170,17 @@ func (w *LegacyWithdrawal) Value() (*big.Int, error) {
 
 	return value, nil
 }
+
+// CrossDomainMessage turns the LegacyWithdrawal into
+// a CrossDomainMessage. LegacyWithdrawals do not have
+// the concept of value or gaslimit, so set them to 0.
+func (w *LegacyWithdrawal) CrossDomainMessage() *CrossDomainMessage {
+	return &CrossDomainMessage{
+		Nonce:    w.Nonce,
+		Sender:   w.Sender,
+		Target:   w.Target,
+		Value:    new(big.Int),
+		GasLimit: new(big.Int),
+		Data:     []byte(w.Data),
+	}
+}

packages/contracts-bedrock/.gas-snapshot

 GasBenchMark_L1CrossDomainMessenger:test_sendMessage_benchmark_0() (gas: 261344)
 GasBenchMark_L1CrossDomainMessenger:test_sendMessage_benchmark_1() (gas: 75851)
-GasBenchMark_L1StandardBridge_Deposit:test_depositERC20_benchmark_0() (gas: 348151)
-GasBenchMark_L1StandardBridge_Deposit:test_depositERC20_benchmark_1() (gas: 112583)
-GasBenchMark_L1StandardBridge_Deposit:test_depositETH_benchmark_0() (gas: 348173)
-GasBenchMark_L1StandardBridge_Deposit:test_depositETH_benchmark_1() (gas: 112604)
+GasBenchMark_L1StandardBridge_Deposit:test_depositERC20_benchmark_0() (gas: 348207)
+GasBenchMark_L1StandardBridge_Deposit:test_depositERC20_benchmark_1() (gas: 112639)
+GasBenchMark_L1StandardBridge_Deposit:test_depositETH_benchmark_0() (gas: 348229)
+GasBenchMark_L1StandardBridge_Deposit:test_depositETH_benchmark_1() (gas: 112660)
 GasBenchMark_L1StandardBridge_Finalize:test_finalizeETHWithdrawal_benchmark() (gas: 40502)
 GasBenchMark_L2OutputOracle:test_proposeL2Output_benchmark() (gas: 88513)
 GasBenchMark_OptimismPortal:test_depositTransaction_benchmark() (gas: 74998)
@@ -92,11 +92,11 @@ L1ERC721Bridge_Test:test_finalizeBridgeERC721_notFromRemoteMessenger_reverts() (
 L1ERC721Bridge_Test:test_finalizeBridgeERC721_notViaLocalMessenger_reverts() (gas: 16093)
 L1ERC721Bridge_Test:test_finalizeBridgeERC721_selfToken_reverts() (gas: 17593)
 L1ERC721Bridge_Test:test_finalizeBridgeERC721_succeeds() (gas: 323814)
-L1StandardBridge_DepositERC20To_Test:test_depositERC20To_succeeds() (gas: 575959)
-L1StandardBridge_DepositERC20_Test:test_depositERC20_succeeds() (gas: 573786)
+L1StandardBridge_DepositERC20To_Test:test_depositERC20To_succeeds() (gas: 576276)
+L1StandardBridge_DepositERC20_Test:test_depositERC20_succeeds() (gas: 574103)
 L1StandardBridge_DepositERC20_TestFail:test_depositERC20_notEoa_reverts() (gas: 22320)
-L1StandardBridge_DepositETHTo_Test:test_depositETHTo_succeeds() (gas: 324712)
-L1StandardBridge_DepositETH_Test:test_depositETH_succeeds() (gas: 367539)
+L1StandardBridge_DepositETHTo_Test:test_depositETHTo_succeeds() (gas: 324839)
+L1StandardBridge_DepositETH_Test:test_depositETH_succeeds() (gas: 367666)
 L1StandardBridge_DepositETH_TestFail:test_depositETH_notEoa_reverts() (gas: 40780)
 L1StandardBridge_FinalizeBridgeETH_TestFail:test_finalizeBridgeETH_incorrectValue_reverts() (gas: 34207)
 L1StandardBridge_FinalizeBridgeETH_TestFail:test_finalizeBridgeETH_sendToMessenger_reverts() (gas: 34288)
@@ -105,9 +105,9 @@ L1StandardBridge_FinalizeERC20Withdrawal_Test:test_finalizeERC20Withdrawal_succe
 L1StandardBridge_FinalizeERC20Withdrawal_TestFail:test_finalizeERC20Withdrawal_notMessenger_reverts() (gas: 31148)
 L1StandardBridge_FinalizeERC20Withdrawal_TestFail:test_finalizeERC20Withdrawal_notOtherBridge_reverts() (gas: 31504)
 L1StandardBridge_FinalizeETHWithdrawal_Test:test_finalizeETHWithdrawal_succeeds() (gas: 58686)
-L1StandardBridge_Getter_Test:test_getters_succeeds() (gas: 31449)
+L1StandardBridge_Getter_Test:test_getters_succeeds() (gas: 32151)
 L1StandardBridge_Initialize_Test:test_initialize_succeeds() (gas: 22005)
-L1StandardBridge_Receive_Test:test_receive_succeeds() (gas: 514475)
+L1StandardBridge_Receive_Test:test_receive_succeeds() (gas: 519995)
 L2CrossDomainMessenger_Test:test_messageVersion_succeeds() (gas: 8389)
 L2CrossDomainMessenger_Test:test_pause_notOwner_reverts() (gas: 10837)
 L2CrossDomainMessenger_Test:test_pause_succeeds() (gas: 31846)
@@ -168,11 +168,11 @@ L2StandardBridge_Test:test_finalizeBridgeETH_sendToMessenger_reverts() (gas: 239
 L2StandardBridge_Test:test_finalizeBridgeETH_sendToSelf_reverts() (gas: 23893)
 L2StandardBridge_Test:test_finalizeDeposit_succeeds() (gas: 89473)
 L2StandardBridge_Test:test_initialize_succeeds() (gas: 24270)
-L2StandardBridge_Test:test_receive_succeeds() (gas: 131905)
-L2StandardBridge_Test:test_withdrawTo_succeeds() (gas: 344660)
-L2StandardBridge_Test:test_withdraw_insufficientValue_reverts() (gas: 19630)
+L2StandardBridge_Test:test_receive_succeeds() (gas: 141940)
+L2StandardBridge_Test:test_withdrawTo_succeeds() (gas: 344914)
+L2StandardBridge_Test:test_withdraw_insufficientValue_reverts() (gas: 19627)
 L2StandardBridge_Test:test_withdraw_notEOA_reverts() (gas: 251798)
-L2StandardBridge_Test:test_withdraw_succeeds() (gas: 343975)
+L2StandardBridge_Test:test_withdraw_succeeds() (gas: 344228)
 L2ToL1MessagePasserTest:test_burn_succeeds() (gas: 112572)
 L2ToL1MessagePasserTest:test_initiateWithdrawal_fromContract_succeeds() (gas: 70423)
 L2ToL1MessagePasserTest:test_initiateWithdrawal_fromEOA_succeeds() (gas: 75874)

packages/contracts-bedrock/contracts/L1/L1StandardBridge.sol

@@ -91,15 +91,22 @@ contract L1StandardBridge is StandardBridge, Semver {
     );
 
     /**
-     * @custom:semver 1.0.0
+     * @custom:semver 1.1.0
      *
      * @param _messenger Address of the L1CrossDomainMessenger.
      */
     constructor(address payable _messenger)
-        Semver(1, 0, 0)
+        Semver(1, 1, 0)
         StandardBridge(_messenger, payable(Predeploys.L2_STANDARD_BRIDGE))
     {}
 
+    /**
+     * @notice Allows EOAs to bridge ETH by sending directly to the bridge.
+     */
+    receive() external payable override onlyEOA {
+        _initiateETHDeposit(msg.sender, msg.sender, RECEIVE_DEFAULT_GAS_LIMIT, bytes(""));
+    }
+
     /**
      * @custom:legacy
      * @notice Finalizes a withdrawal of ERC20 tokens from L2.
@@ -261,7 +268,7 @@ contract L1StandardBridge is StandardBridge, Semver {
         address _from,
         address _to,
         uint32 _minGasLimit,
-        bytes calldata _extraData
+        bytes memory _extraData
     ) internal {
         emit ETHDepositInitiated(_from, _to, msg.value, _extraData);
         _initiateBridgeETH(_from, _to, msg.value, _minGasLimit, _extraData);
@@ -285,7 +292,7 @@ contract L1StandardBridge is StandardBridge, Semver {
         address _to,
         uint256 _amount,
         uint32 _minGasLimit,
-        bytes calldata _extraData
+        bytes memory _extraData
     ) internal {
         emit ERC20DepositInitiated(_l1Token, _l2Token, _from, _to, _amount, _extraData);
         _initiateBridgeERC20(_l1Token, _l2Token, _from, _to, _amount, _minGasLimit, _extraData);

packages/contracts-bedrock/contracts/L2/L2StandardBridge.sol

@@ -59,15 +59,29 @@ contract L2StandardBridge is StandardBridge, Semver {
     );
 
     /**
-     * @custom:semver 1.0.0
+     * @custom:semver 1.1.0
      *
      * @param _otherBridge Address of the L1StandardBridge.
      */
     constructor(address payable _otherBridge)
-        Semver(1, 0, 0)
+        Semver(1, 1, 0)
         StandardBridge(payable(Predeploys.L2_CROSS_DOMAIN_MESSENGER), _otherBridge)
     {}
 
+    /**
+     * @notice Allows EOAs to bridge ETH by sending directly to the bridge.
+     */
+    receive() external payable override onlyEOA {
+        _initiateWithdrawal(
+            Predeploys.LEGACY_ERC20_ETH,
+            msg.sender,
+            msg.sender,
+            msg.value,
+            RECEIVE_DEFAULT_GAS_LIMIT,
+            bytes("")
+        );
+    }
+
     /**
      * @custom:legacy
      * @notice Initiates a withdrawal from L2 to L1.
@@ -165,7 +179,7 @@ contract L2StandardBridge is StandardBridge, Semver {
         address _to,
         uint256 _amount,
         uint32 _minGasLimit,
-        bytes calldata _extraData
+        bytes memory _extraData
     ) internal {
         address l1Token = OptimismMintableERC20(_l2Token).l1Token();
         if (_l2Token == Predeploys.LEGACY_ERC20_ETH) {

packages/contracts-bedrock/contracts/test/L1StandardBridge.t.sol

@@ -16,7 +16,7 @@ contract L1StandardBridge_Getter_Test is Bridge_Initializer {
         assert(L1Bridge.OTHER_BRIDGE() == L2Bridge);
         assert(L1Bridge.messenger() == L1Messenger);
         assert(L1Bridge.MESSENGER() == L1Messenger);
-        assertEq(L1Bridge.version(), "1.0.0");
+        assertEq(L1Bridge.version(), "1.1.0");
     }
 }
 
@@ -38,6 +38,10 @@ contract L1StandardBridge_Receive_Test is Bridge_Initializer {
     function test_receive_succeeds() external {
         assertEq(address(op).balance, 0);
 
+        // The legacy event must be emitted for backwards compatibility
+        vm.expectEmit(true, true, true, true);
+        emit ETHDepositInitiated(alice, alice, 100, hex"");
+
         vm.expectEmit(true, true, true, true);
         emit ETHBridgeInitiated(alice, alice, 100, hex"");
 

packages/contracts-bedrock/contracts/test/L2StandardBridge.t.sol

@@ -33,6 +33,9 @@ contract L2StandardBridge_Test is Bridge_Initializer {
         // TODO: withdrawal hash should be computed correctly
         // TODO: events from each contract
 
+        vm.expectEmit(true, true, true, true);
+        emit WithdrawalInitiated(address(0), Predeploys.LEGACY_ERC20_ETH, alice, alice, 100, hex"");
+
         vm.prank(alice, alice);
         (bool success, ) = address(L2Bridge).call{ value: 100 }(hex"");
         assertEq(success, true);

packages/contracts-bedrock/contracts/universal/StandardBridge.sol

@@ -164,11 +164,10 @@ abstract contract StandardBridge {
     }
 
     /**
-     * @notice Allows EOAs to deposit ETH by sending directly to the bridge.
+     * @notice Allows EOAs to bridge ETH by sending directly to the bridge.
+     *         Must be implemented by contracts that inherit.
      */
-    receive() external payable onlyEOA {
-        _initiateBridgeETH(msg.sender, msg.sender, msg.value, RECEIVE_DEFAULT_GAS_LIMIT, bytes(""));
-    }
+    receive() external payable virtual;
 
     /**
      * @custom:legacy
@@ -401,7 +400,7 @@ abstract contract StandardBridge {
         address _to,
         uint256 _amount,
         uint32 _minGasLimit,
-        bytes calldata _extraData
+        bytes memory _extraData
     ) internal {
         if (_isOptimismMintableERC20(_localToken)) {
             require(

packages/contracts-bedrock/tasks/check-l2.ts

@@ -328,7 +328,7 @@ const check = {
       signer
     )
 
-    await assertSemver(L2StandardBridge, 'L2StandardBridge')
+    await assertSemver(L2StandardBridge, 'L2StandardBridge', '1.1.0')
 
     const OTHER_BRIDGE = await L2StandardBridge.OTHER_BRIDGE()
     assert(OTHER_BRIDGE !== hre.ethers.constants.AddressZero)