问UUPS可升级事务保护智能合同不与基因安全公司合作

EN

    interface ISafe {
        function getOwners() external view returns (address[] memory);
    }
    /**
     * @notice Called by the Safe contract before a transaction is executed.
     * @dev Reverts if the transaction is not executed by an owner.
     * @param msgSender Executor of the transaction.
     */
    function checkTransaction(
        address,
        uint256,
        bytes memory,
        Enum.Operation,
        uint256,
        uint256,
        uint256,
        address,
        // solhint-disable-next-line no-unused-vars
        address payable,
        bytes memory,
        address msgSender
    ) external view override {
        // Only owners can exec
        address[] memory owners = ISafe(msg.sender).getOwners();
        for (uint256 i = 0; i < owners.length; i++) {
            if (owners[i] == msgSender) {
                return;
            }
        }
    
        // msg sender is not an owner
        revert("msg sender is not allowed to exec");
    }

interface ISafe {
     function isOwner(address owner) external view returns (bool)
  }

/**
 * @notice Called by the Safe contract before a transaction is executed.
 * @dev Reverts if the transaction is not executed by an owner.
 * @param msgSender Executor of the transaction.
 */
function checkTransaction(
    address,
    uint256,
    bytes memory,
    Enum.Operation,
    uint256,
    uint256,
    uint256,
    address,
    // solhint-disable-next-line no-unused-vars
    address payable,
    bytes memory,
    address msgSender
) external view override {
    // Only owners can exec
    require(ISafe(msg.sender).isOwner(msgSender), "msg sender is not allowed to exec");
}