Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta

More Options

• Similar
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity 0.8.11;

import { Create2 } from "@openzeppelin/contracts-0.8/utils/Create2.sol";
import { Ownable } from "@openzeppelin/contracts-0.8/access/Ownable.sol";

/**
 * @title   Create2Factory
 * @author  AuraFinance
 * @notice  Deploy contracts using CREATE2 opcode.
 * @dev     A factory contract that uses the CREATE2 opcode to deploy contracts with a deterministic address.
 */
contract Create2Factory is Ownable {
    /**
     * @dev Event emitted when a contract is successfully deployed.
     * @param salt A unique value used as part of the computation to determine the contract's address.
     * @param deployed The address where the contract has been deployed.
     */
    event Deployed(bytes32 indexed salt, address deployed);

    // mapping to track which addresses can deploy contracts.
    mapping(address => bool) public deployer;

    /**
     * @dev Throws error if called by any account other than the deployer.
     */
    modifier onlyDeployer() {
        require(deployer[msg.sender], "!deployer");
        _;
    }

    /**
     * @notice Adds or remove an address from the deployers' whitelist
     * @param _deployer address of the authorized deployer
     * @param _authorized Whether to add or remove deployer
     */
    function updateDeployer(address _deployer, bool _authorized) external onlyOwner {
        deployer[_deployer] = _authorized;
    }

    /**
     * @notice Deploys a contract using the CREATE2 opcode.
     * @param amount The amount of Ether to be sent with the transaction deploying the contract.
     * @param salt A unique value used as part of the computation to determine the contract's address.
     * @param bytecode The bytecode that will be used to create the contract.
     * @param callbacks Callbacks to execute after contract is created.
     * @return The address where the contract has been deployed.
     */
    function deploy(
        uint256 amount,
        bytes32 salt,
        bytes calldata bytecode,
        bytes[] calldata callbacks
    ) external onlyDeployer returns (address) {
        address deployedAddress = Create2.deploy(amount, salt, bytecode);
        uint256 len = callbacks.length;
        if (len > 0) {
            for (uint256 i = 0; i < len; i++) {
                _execute(deployedAddress, callbacks[i]);
            }
        }

        emit Deployed(salt, deployedAddress);

        return deployedAddress;
    }

    function _execute(address _to, bytes calldata _data) private returns (bool, bytes memory) {
        (bool success, bytes memory result) = _to.call(_data);
        require(success, "!success");

        return (success, result);
    }

    function computeAddress(bytes32 salt, bytes32 codeHash) external view returns (address) {
        return Create2.computeAddress(salt, codeHash);
    }

    /**
     *
     *@dev Fallback function that accepts Ether.
     */
    receive() external payable {}
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    /**
     * @notice This function returns the address of the sender of the message.
     * @dev This function is an internal view function that returns the address of the sender of the message.
     */
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    /**
     * @notice _msgData() is an internal view function that returns the calldata of the message.
     * @dev This function is used to access the calldata of the message.
     */
    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Create2.sol)

pragma solidity ^0.8.0;

/**
 * @dev Helper to make usage of the `CREATE2` EVM opcode easier and safer.
 * `CREATE2` can be used to compute in advance the address where a smart
 * contract will be deployed, which allows for interesting new mechanisms known
 * as 'counterfactual interactions'.
 *
 * See the https://eips.ethereum.org/EIPS/eip-1014#motivation[EIP] for more
 * information.
 */
library Create2 {
    /**
     * @dev Deploys a contract using `CREATE2`. The address where the contract
     * will be deployed can be known in advance via {computeAddress}.
     *
     * The bytecode for a contract can be obtained from Solidity with
     * `type(contractName).creationCode`.
     *
     * Requirements:
     *
     * - `bytecode` must not be empty.
     * - `salt` must have not been used for `bytecode` already.
     * - the factory must have a balance of at least `amount`.
     * - if `amount` is non-zero, `bytecode` must have a `payable` constructor.
     */
    function deploy(
        uint256 amount,
        bytes32 salt,
        bytes memory bytecode
    ) internal returns (address) {
        address addr;
        require(address(this).balance >= amount, "Create2: insufficient balance");
        require(bytecode.length != 0, "Create2: bytecode length is zero");
        assembly {
            addr := create2(amount, add(bytecode, 0x20), mload(bytecode), salt)
        }
        require(addr != address(0), "Create2: Failed on deploy");
        return addr;
    }

    /**
     * @dev Returns the address where a contract will be stored if deployed via {deploy}. Any change in the
     * `bytecodeHash` or `salt` will result in a new destination address.
     */
    function computeAddress(bytes32 salt, bytes32 bytecodeHash) internal view returns (address) {
        return computeAddress(salt, bytecodeHash, address(this));
    }

    /**
     * @dev Returns the address where a contract will be stored if deployed via {deploy} from a contract located at
     * `deployer`. If `deployer` is this contract's address, returns the same value as {computeAddress}.
     */
    function computeAddress(
        bytes32 salt,
        bytes32 bytecodeHash,
        address deployer
    ) internal pure returns (address) {
        bytes32 _data = keccak256(abi.encodePacked(bytes1(0xff), deployer, salt, bytecodeHash));
        return address(uint160(uint256(_data)));
    }
}

{
  "metadata": {
    "bytecodeHash": "none"
  },
  "optimizer": {
    "enabled": true,
    "runs": 800
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"salt","type":"bytes32"},{"indexed":false,"internalType":"address","name":"deployed","type":"address"}],"name":"Deployed","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[{"internalType":"bytes32","name":"salt","type":"bytes32"},{"internalType":"bytes32","name":"codeHash","type":"bytes32"}],"name":"computeAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes32","name":"salt","type":"bytes32"},{"internalType":"bytes","name":"bytecode","type":"bytes"},{"internalType":"bytes[]","name":"callbacks","type":"bytes[]"}],"name":"deploy","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"deployer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_deployer","type":"address"},{"internalType":"bool","name":"_authorized","type":"bool"}],"name":"updateDeployer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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