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Add nonReentrant to relayMessage() #172

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Jan 12, 2021
Merged

Add nonReentrant to relayMessage() #172

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5886e76
Add nonReentrant to all public functions on CrossDomainMessengers
maurelian Jan 9, 2021
2041cbc
Merge branch 'master' into fix/reentryOnBridge
maurelian Jan 11, 2021
25925e2
Improve contract description comments
maurelian Jan 12, 2021
a3e3f56
remove extraneous modifier
maurelian Jan 12, 2021
52af9e1
Merge branch 'master' into fix/reentryOnBridge
maurelian Jan 12, 2021
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2 changes: 1 addition & 1 deletion contracts/optimistic-ethereum/OVM/bridge/OVM_BaseCrossDomainMessenger.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -40,7 +40,7 @@ abstract contract OVM_BaseCrossDomainMessenger is iOVM_BaseCrossDomainMessenger,
address _target,
bytes memory _message,
uint32 _gasLimit
) nonReentrant
)
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override
public
{
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3 changes: 3 additions & 0 deletions contracts/optimistic-ethereum/OVM/bridge/OVM_L1CrossDomainMessenger.sol
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Expand Up @@ -7,6 +7,7 @@ import { Lib_OVMCodec } from "../../libraries/codec/Lib_OVMCodec.sol";
import { Lib_AddressResolver } from "../../libraries/resolver/Lib_AddressResolver.sol";
import { Lib_AddressManager } from "../../libraries/resolver/Lib_AddressManager.sol";
import { Lib_SecureMerkleTrie } from "../../libraries/trie/Lib_SecureMerkleTrie.sol";
import { Lib_ReentrancyGuard } from "../../libraries/utils/Lib_ReentrancyGuard.sol";

/* Interface Imports */
import { iOVM_L1CrossDomainMessenger } from "../../iOVM/bridge/iOVM_L1CrossDomainMessenger.sol";
Expand All @@ -18,6 +19,7 @@ import { OVM_BaseCrossDomainMessenger } from "./OVM_BaseCrossDomainMessenger.sol

/**
* @title OVM_L1CrossDomainMessenger
* @dev This contract lives on L1. It sends L1->L2 messages into L2, and relays L2->L1 messages from L2 to their target on L1.
*/
contract OVM_L1CrossDomainMessenger is iOVM_L1CrossDomainMessenger, OVM_BaseCrossDomainMessenger, Lib_AddressResolver {

Expand Down Expand Up @@ -81,6 +83,7 @@ contract OVM_L1CrossDomainMessenger is iOVM_L1CrossDomainMessenger, OVM_BaseCros
)
override
public
nonReentrant
onlyRelayer()
{
bytes memory xDomainCalldata = _getXDomainCalldata(
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3 changes: 3 additions & 0 deletions contracts/optimistic-ethereum/OVM/bridge/OVM_L2CrossDomainMessenger.sol
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Expand Up @@ -5,6 +5,7 @@ pragma experimental ABIEncoderV2;

/* Library Imports */
import { Lib_AddressResolver } from "../../libraries/resolver/Lib_AddressResolver.sol";
import { Lib_ReentrancyGuard } from "../../libraries/utils/Lib_ReentrancyGuard.sol";

/* Interface Imports */
import { iOVM_L2CrossDomainMessenger } from "../../iOVM/bridge/iOVM_L2CrossDomainMessenger.sol";
Expand All @@ -17,6 +18,7 @@ import { OVM_BaseCrossDomainMessenger } from "./OVM_BaseCrossDomainMessenger.sol
/**
* @title OVM_L2CrossDomainMessenger
* @dev L2 CONTRACT (COMPILED)
* This contract lives on L2. It sends messages to L1, and relays them from L1.
*/
contract OVM_L2CrossDomainMessenger is iOVM_L2CrossDomainMessenger, OVM_BaseCrossDomainMessenger, Lib_AddressResolver {

Expand Down Expand Up @@ -50,6 +52,7 @@ contract OVM_L2CrossDomainMessenger is iOVM_L2CrossDomainMessenger, OVM_BaseCros
uint256 _messageNonce
)
override
nonReentrant
public
{
require(
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