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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| // SPDX-License-Identifier: GPL-3.0-or-later | ||
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| pragma solidity 0.8.14; | ||
|
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| import "forge-std/Script.sol"; | ||
| import { DeploySetting } from "./libraries/DeploySetting.sol"; | ||
| import { LibDeploy } from "./libraries/LibDeploy.sol"; | ||
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| contract DeployCyberRelayer is Script, DeploySetting { | ||
| function run() external { | ||
| _setDeployParams(); | ||
| vm.startBroadcast(); | ||
|
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||
| if ( | ||
| block.chainid == DeploySetting.CYBER_TESTNET || | ||
| block.chainid == DeploySetting.CYBER | ||
| ) { | ||
| LibDeploy.deployCyberRelayer( | ||
| vm, | ||
| deployParams.deployerContract, | ||
| deployParams.protocolOwner, | ||
| deployParams.backendSigner | ||
| ); | ||
| } else { | ||
| revert("UNSUPPORTED_CHAIN"); | ||
| } | ||
| vm.stopBroadcast(); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| pragma solidity ^0.8.0; | ||
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| import { IERC20 } from "openzeppelin-contracts/contracts/token/ERC20/IERC20.sol"; | ||
| import { SafeERC20 } from "openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol"; | ||
| import { AccessControlEnumerable } from "openzeppelin-contracts/contracts/access/AccessControlEnumerable.sol"; | ||
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| contract CyberRelayer is AccessControlEnumerable { | ||
| using SafeERC20 for IERC20; | ||
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| /*////////////////////////////////////////////////////////////// | ||
| EVENT | ||
| //////////////////////////////////////////////////////////////*/ | ||
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| event Relayed(bytes32 relayId); | ||
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| /*////////////////////////////////////////////////////////////// | ||
| STORAGE | ||
| //////////////////////////////////////////////////////////////*/ | ||
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| bytes32 public constant RELAYER_ROLE = keccak256("RELAYER_ROLE"); | ||
| mapping(bytes32 => bool) public relayed; | ||
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| /*////////////////////////////////////////////////////////////// | ||
| CONSTRUCTOR | ||
| //////////////////////////////////////////////////////////////*/ | ||
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| constructor(address owner) { | ||
| _grantRole(DEFAULT_ADMIN_ROLE, owner); | ||
| } | ||
|
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| /*////////////////////////////////////////////////////////////// | ||
| ONLY RELAYER | ||
| //////////////////////////////////////////////////////////////*/ | ||
|
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| function relay( | ||
| bytes32 relayId, | ||
| address to, | ||
| uint256 value, | ||
| bytes calldata data | ||
| ) external payable onlyRole(RELAYER_ROLE) { | ||
| require(msg.value == value, "INVALID_VALUE"); | ||
| require(!relayed[relayId], "ALREADY_RELAYED"); | ||
| relayed[relayId] = true; | ||
| bool success; | ||
| bytes memory ret; | ||
|
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| if (data.length == 0) { | ||
| // explicitly call transfer to limit gas to 2300 | ||
| payable(to).transfer(value); | ||
| } else { | ||
| (success, ret) = _call(to, value, data); | ||
| if (!success) { | ||
| assembly { | ||
| revert(add(ret, 32), mload(ret)) | ||
| } | ||
| } | ||
| } | ||
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| emit Relayed(relayId); | ||
| } | ||
|
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| /*////////////////////////////////////////////////////////////// | ||
| ONLY ADMIN | ||
| //////////////////////////////////////////////////////////////*/ | ||
|
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| function withdraw( | ||
| address to, | ||
| address token, | ||
| uint256 amount | ||
| ) external onlyRole(DEFAULT_ADMIN_ROLE) { | ||
| if (token == address(0)) { | ||
| (bool success, ) = to.call{ value: amount }(""); | ||
| require(success, "WITHDRAW_FAILED"); | ||
| } else { | ||
| IERC20(token).safeTransfer(to, amount); | ||
| } | ||
| } | ||
|
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| /*////////////////////////////////////////////////////////////// | ||
| PRIVATE | ||
| //////////////////////////////////////////////////////////////*/ | ||
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| function _call( | ||
| address to, | ||
| uint256 value, | ||
| bytes memory data | ||
| ) private returns (bool success, bytes memory returnData) { | ||
| assembly { | ||
| success := call( | ||
| gas(), | ||
| to, | ||
| value, | ||
| add(data, 0x20), | ||
| mload(data), | ||
| 0, | ||
| 0 | ||
| ) | ||
| let len := returndatasize() | ||
| let ptr := mload(0x40) | ||
| mstore(0x40, add(ptr, add(len, 0x20))) | ||
| mstore(ptr, len) | ||
| returndatacopy(add(ptr, 0x20), 0, len) | ||
| returnData := ptr | ||
| } | ||
| } | ||
| } |