Sepolia Testnet

Contract

0xE7D724a2287f703F79BE419da189cB1e45faB79E
Transaction Hash
Method
Block
From
To
Value
Deposit ETH59460422024-05-21 5:35:0028 days ago1716269700IN
0xE7D724a2...e45faB79E
0.1 ETH0.0091099271.77920049
Deposit ETH59433792024-05-20 19:48:2429 days ago1716234504IN
0xE7D724a2...e45faB79E
0.001 ETH0.001211165.25082603
Deposit ETH59431562024-05-20 19:01:2429 days ago1716231684IN
0xE7D724a2...e45faB79E
0.02548 ETH0.0019769714.71601959
Deposit ETH59425082024-05-20 16:40:1229 days ago1716223212IN
0xE7D724a2...e45faB79E
0.121 ETH0.0036232728.54857381
Deposit ETH59418842024-05-20 14:23:0029 days ago1716214980IN
0xE7D724a2...e45faB79E
0.001 ETH0.01366926107.70327697
Deposit ETH59391942024-05-20 4:35:0029 days ago1716179700IN
0xE7D724a2...e45faB79E
0.01 ETH0.0048360738.0018305
Deposit ETH59391852024-05-20 4:33:1229 days ago1716179592IN
0xE7D724a2...e45faB79E
0.01 ETH0.0050741939.98076435
Deposit ETH59387982024-05-20 3:10:1229 days ago1716174612IN
0xE7D724a2...e45faB79E
0.01 ETH0.0080616163.34808116
Deposit ETH59387392024-05-20 2:57:3629 days ago1716173856IN
0xE7D724a2...e45faB79E
0.01 ETH0.0044185334.81467467
Deposit ETH59360402024-05-19 17:20:0030 days ago1716139200IN
0xE7D724a2...e45faB79E
0.1 ETH0.0041430132.64372169
Deposit ETH59345302024-05-19 11:56:1230 days ago1716119772IN
0xE7D724a2...e45faB79E
0.01 ETH0.0108895785.8014336
Deposit ETH59324722024-05-19 4:36:1230 days ago1716093372IN
0xE7D724a2...e45faB79E
0.01 ETH0.01873526147.61940284
Deposit ETH59256812024-05-18 4:40:3631 days ago1716007236IN
0xE7D724a2...e45faB79E
0.01 ETH0.0037748629.74303232
Deposit ETH59239262024-05-17 22:28:1232 days ago1715984892IN
0xE7D724a2...e45faB79E
0.00042 ETH0.0030327123.89547481
Deposit ETH59215152024-05-17 13:41:4832 days ago1715953308IN
0xE7D724a2...e45faB79E
0.2 ETH0.0088835869.80712601
Deposit ETH59215092024-05-17 13:40:3632 days ago1715953236IN
0xE7D724a2...e45faB79E
0.11 ETH0.0101524479.99339824
Deposit ETH59195822024-05-17 6:34:2432 days ago1715927664IN
0xE7D724a2...e45faB79E
0.002 ETH0.01915958150.96269986
Deposit ETH59190692024-05-17 4:39:2432 days ago1715920764IN
0xE7D724a2...e45faB79E
0.1 ETH0.0118205592.88577538
Deposit ETH59190652024-05-17 4:38:3632 days ago1715920716IN
0xE7D724a2...e45faB79E
0.01 ETH0.0124836298.36130558
Deposit ETH59179792024-05-17 0:37:0033 days ago1715906220IN
0xE7D724a2...e45faB79E
0.01 ETH0.0022249217.53071914
Deposit ETH59169162024-05-16 20:46:0033 days ago1715892360IN
0xE7D724a2...e45faB79E
0.1 ETH0.0022445117.68504038
Deposit ETH59161482024-05-16 18:04:1233 days ago1715882652IN
0xE7D724a2...e45faB79E
0.000019 ETH0.0020569615.85965128
Deposit ETH59157692024-05-16 16:45:4833 days ago1715877948IN
0xE7D724a2...e45faB79E
0.05 ETH0.0029547323.21831166
Deposit ETH59157482024-05-16 16:41:2433 days ago1715877684IN
0xE7D724a2...e45faB79E
0.01 ETH0.0034500927.18410709
Deposit ETH59153242024-05-16 15:10:3633 days ago1715872236IN
0xE7D724a2...e45faB79E
0.1 ETH0.01301687102.56288457
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Latest 25 internal transactions (View All)

Advanced mode:
Parent Transaction Hash Block From To Value
59460422024-05-21 5:35:0028 days ago1716269700
0xE7D724a2...e45faB79E
0.1 ETH
59433792024-05-20 19:48:2429 days ago1716234504
0xE7D724a2...e45faB79E
0.001 ETH
59431562024-05-20 19:01:2429 days ago1716231684
0xE7D724a2...e45faB79E
0.02548 ETH
59425082024-05-20 16:40:1229 days ago1716223212
0xE7D724a2...e45faB79E
0.121 ETH
59418842024-05-20 14:23:0029 days ago1716214980
0xE7D724a2...e45faB79E
0.001 ETH
59391942024-05-20 4:35:0029 days ago1716179700
0xE7D724a2...e45faB79E
0.01 ETH
59391852024-05-20 4:33:1229 days ago1716179592
0xE7D724a2...e45faB79E
0.01 ETH
59387982024-05-20 3:10:1229 days ago1716174612
0xE7D724a2...e45faB79E
0.01 ETH
59387392024-05-20 2:57:3629 days ago1716173856
0xE7D724a2...e45faB79E
0.01 ETH
59360402024-05-19 17:20:0030 days ago1716139200
0xE7D724a2...e45faB79E
0.1 ETH
59345302024-05-19 11:56:1230 days ago1716119772
0xE7D724a2...e45faB79E
0.01 ETH
59324722024-05-19 4:36:1230 days ago1716093372
0xE7D724a2...e45faB79E
0.01 ETH
59256812024-05-18 4:40:3631 days ago1716007236
0xE7D724a2...e45faB79E
0.01 ETH
59239262024-05-17 22:28:1232 days ago1715984892
0xE7D724a2...e45faB79E
0.00042 ETH
59215152024-05-17 13:41:4832 days ago1715953308
0xE7D724a2...e45faB79E
0.2 ETH
59215092024-05-17 13:40:3632 days ago1715953236
0xE7D724a2...e45faB79E
0.11 ETH
59195822024-05-17 6:34:2432 days ago1715927664
0xE7D724a2...e45faB79E
0.002 ETH
59190692024-05-17 4:39:2432 days ago1715920764
0xE7D724a2...e45faB79E
0.1 ETH
59190652024-05-17 4:38:3632 days ago1715920716
0xE7D724a2...e45faB79E
0.01 ETH
59179792024-05-17 0:37:0033 days ago1715906220
0xE7D724a2...e45faB79E
0.01 ETH
59169162024-05-16 20:46:0033 days ago1715892360
0xE7D724a2...e45faB79E
0.1 ETH
59161482024-05-16 18:04:1233 days ago1715882652
0xE7D724a2...e45faB79E
0.000019 ETH
59157692024-05-16 16:45:4833 days ago1715877948
0xE7D724a2...e45faB79E
0.05 ETH
59157482024-05-16 16:41:2433 days ago1715877684
0xE7D724a2...e45faB79E
0.01 ETH
59153242024-05-16 15:10:3633 days ago1715872236
0xE7D724a2...e45faB79E
0.1 ETH
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x07a60849...05bE72DB5
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
L1ChugSplashProxy

Compiler Version
v0.8.15+commit.e14f2714

Optimization Enabled:
Yes with 10000 runs

Other Settings:
default evmVersion
File 1 of 1 : L1ChugSplashProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.15;

/**
 * @title IL1ChugSplashDeployer
 */
interface IL1ChugSplashDeployer {
    function isUpgrading() external view returns (bool);
}

/**
 * @custom:legacy
 * @title L1ChugSplashProxy
 * @notice Basic ChugSplash proxy contract for L1. Very close to being a normal proxy but has added
 *         functions `setCode` and `setStorage` for changing the code or storage of the contract.
 *
 *         Note for future developers: do NOT make anything in this contract 'public' unless you
 *         know what you're doing. Anything public can potentially have a function signature that
 *         conflicts with a signature attached to the implementation contract. Public functions
 *         SHOULD always have the `proxyCallIfNotOwner` modifier unless there's some *really* good
 *         reason not to have that modifier. And there almost certainly is not a good reason to not
 *         have that modifier. Beware!
 */
contract L1ChugSplashProxy {
    /**
     * @notice "Magic" prefix. When prepended to some arbitrary bytecode and used to create a
     *         contract, the appended bytecode will be deployed as given.
     */
    bytes13 internal constant DEPLOY_CODE_PREFIX = 0x600D380380600D6000396000f3;

    /**
     * @notice bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1)
     */
    bytes32 internal constant IMPLEMENTATION_KEY =
        0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /**
     * @notice bytes32(uint256(keccak256('eip1967.proxy.admin')) - 1)
     */
    bytes32 internal constant OWNER_KEY =
        0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /**
     * @notice Blocks a function from being called when the parent signals that the system should
     *         be paused via an isUpgrading function.
     */
    modifier onlyWhenNotPaused() {
        address owner = _getOwner();

        // We do a low-level call because there's no guarantee that the owner actually *is* an
        // L1ChugSplashDeployer contract and Solidity will throw errors if we do a normal call and
        // it turns out that it isn't the right type of contract.
        (bool success, bytes memory returndata) = owner.staticcall(
            abi.encodeWithSelector(IL1ChugSplashDeployer.isUpgrading.selector)
        );

        // If the call was unsuccessful then we assume that there's no "isUpgrading" method and we
        // can just continue as normal. We also expect that the return value is exactly 32 bytes
        // long. If this isn't the case then we can safely ignore the result.
        if (success && returndata.length == 32) {
            // Although the expected value is a *boolean*, it's safer to decode as a uint256 in the
            // case that the isUpgrading function returned something other than 0 or 1. But we only
            // really care about the case where this value is 0 (= false).
            uint256 ret = abi.decode(returndata, (uint256));
            require(ret == 0, "L1ChugSplashProxy: system is currently being upgraded");
        }

        _;
    }

    /**
     * @notice Makes a proxy call instead of triggering the given function when the caller is
     *         either the owner or the zero address. Caller can only ever be the zero address if
     *         this function is being called off-chain via eth_call, which is totally fine and can
     *         be convenient for client-side tooling. Avoids situations where the proxy and
     *         implementation share a sighash and the proxy function ends up being called instead
     *         of the implementation one.
     *
     *         Note: msg.sender == address(0) can ONLY be triggered off-chain via eth_call. If
     *         there's a way for someone to send a transaction with msg.sender == address(0) in any
     *         real context then we have much bigger problems. Primary reason to include this
     *         additional allowed sender is because the owner address can be changed dynamically
     *         and we do not want clients to have to keep track of the current owner in order to
     *         make an eth_call that doesn't trigger the proxied contract.
     */
    // slither-disable-next-line incorrect-modifier
    modifier proxyCallIfNotOwner() {
        if (msg.sender == _getOwner() || msg.sender == address(0)) {
            _;
        } else {
            // This WILL halt the call frame on completion.
            _doProxyCall();
        }
    }

    /**
     * @param _owner Address of the initial contract owner.
     */
    constructor(address _owner) {
        _setOwner(_owner);
    }

    // slither-disable-next-line locked-ether
    receive() external payable {
        // Proxy call by default.
        _doProxyCall();
    }

    // slither-disable-next-line locked-ether
    fallback() external payable {
        // Proxy call by default.
        _doProxyCall();
    }

    /**
     * @notice Sets the code that should be running behind this proxy.
     *
     *         Note: This scheme is a bit different from the standard proxy scheme where one would
     *         typically deploy the code separately and then set the implementation address. We're
     *         doing it this way because it gives us a lot more freedom on the client side. Can
     *         only be triggered by the contract owner.
     *
     * @param _code New contract code to run inside this contract.
     */
    function setCode(bytes memory _code) external proxyCallIfNotOwner {
        // Get the code hash of the current implementation.
        address implementation = _getImplementation();

        // If the code hash matches the new implementation then we return early.
        if (keccak256(_code) == _getAccountCodeHash(implementation)) {
            return;
        }

        // Create the deploycode by appending the magic prefix.
        bytes memory deploycode = abi.encodePacked(DEPLOY_CODE_PREFIX, _code);

        // Deploy the code and set the new implementation address.
        address newImplementation;
        assembly {
            newImplementation := create(0x0, add(deploycode, 0x20), mload(deploycode))
        }

        // Check that the code was actually deployed correctly. I'm not sure if you can ever
        // actually fail this check. Should only happen if the contract creation from above runs
        // out of gas but this parent execution thread does NOT run out of gas. Seems like we
        // should be doing this check anyway though.
        require(
            _getAccountCodeHash(newImplementation) == keccak256(_code),
            "L1ChugSplashProxy: code was not correctly deployed"
        );

        _setImplementation(newImplementation);
    }

    /**
     * @notice Modifies some storage slot within the proxy contract. Gives us a lot of power to
     *         perform upgrades in a more transparent way. Only callable by the owner.
     *
     * @param _key   Storage key to modify.
     * @param _value New value for the storage key.
     */
    function setStorage(bytes32 _key, bytes32 _value) external proxyCallIfNotOwner {
        assembly {
            sstore(_key, _value)
        }
    }

    /**
     * @notice Changes the owner of the proxy contract. Only callable by the owner.
     *
     * @param _owner New owner of the proxy contract.
     */
    function setOwner(address _owner) external proxyCallIfNotOwner {
        _setOwner(_owner);
    }

    /**
     * @notice Queries the owner of the proxy contract. Can only be called by the owner OR by
     *         making an eth_call and setting the "from" address to address(0).
     *
     * @return Owner address.
     */
    function getOwner() external proxyCallIfNotOwner returns (address) {
        return _getOwner();
    }

    /**
     * @notice Queries the implementation address. Can only be called by the owner OR by making an
     *         eth_call and setting the "from" address to address(0).
     *
     * @return Implementation address.
     */
    function getImplementation() external proxyCallIfNotOwner returns (address) {
        return _getImplementation();
    }

    /**
     * @notice Sets the implementation address.
     *
     * @param _implementation New implementation address.
     */
    function _setImplementation(address _implementation) internal {
        assembly {
            sstore(IMPLEMENTATION_KEY, _implementation)
        }
    }

    /**
     * @notice Changes the owner of the proxy contract.
     *
     * @param _owner New owner of the proxy contract.
     */
    function _setOwner(address _owner) internal {
        assembly {
            sstore(OWNER_KEY, _owner)
        }
    }

    /**
     * @notice Performs the proxy call via a delegatecall.
     */
    function _doProxyCall() internal onlyWhenNotPaused {
        address implementation = _getImplementation();

        require(implementation != address(0), "L1ChugSplashProxy: implementation is not set yet");

        assembly {
            // Copy calldata into memory at 0x0....calldatasize.
            calldatacopy(0x0, 0x0, calldatasize())

            // Perform the delegatecall, make sure to pass all available gas.
            let success := delegatecall(gas(), implementation, 0x0, calldatasize(), 0x0, 0x0)

            // Copy returndata into memory at 0x0....returndatasize. Note that this *will*
            // overwrite the calldata that we just copied into memory but that doesn't really
            // matter because we'll be returning in a second anyway.
            returndatacopy(0x0, 0x0, returndatasize())

            // Success == 0 means a revert. We'll revert too and pass the data up.
            if iszero(success) {
                revert(0x0, returndatasize())
            }

            // Otherwise we'll just return and pass the data up.
            return(0x0, returndatasize())
        }
    }

    /**
     * @notice Queries the implementation address.
     *
     * @return Implementation address.
     */
    function _getImplementation() internal view returns (address) {
        address implementation;
        assembly {
            implementation := sload(IMPLEMENTATION_KEY)
        }
        return implementation;
    }

    /**
     * @notice Queries the owner of the proxy contract.
     *
     * @return Owner address.
     */
    function _getOwner() internal view returns (address) {
        address owner;
        assembly {
            owner := sload(OWNER_KEY)
        }
        return owner;
    }

    /**
     * @notice Gets the code hash for a given account.
     *
     * @param _account Address of the account to get a code hash for.
     *
     * @return Code hash for the account.
     */
    function _getAccountCodeHash(address _account) internal view returns (bytes32) {
        bytes32 codeHash;
        assembly {
            codeHash := extcodehash(_account)
        }
        return codeHash;
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 10000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "bytecodeHash": "none"
  },
  "libraries": {}
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"getImplementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes","name":"_code","type":"bytes"}],"name":"setCode","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"setOwner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"},{"internalType":"bytes32","name":"_value","type":"bytes32"}],"name":"setStorage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

Deployed Bytecode

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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.