Contract 0xefb2337d64665a92060184eddd81dc0258009c2e

// SPDX-License-Identifier: BUSL-1.1
pragma solidity ^0.8.0;

import "./@openzeppelin/contracts/access/Ownable.sol";
import "./ILimiter.sol";

contract LimiterDaily is ILimiter, Ownable {
    // IBridge address => timestamp (day) => usage
    mapping (address => mapping (uint256 => uint256)) private _usages;
    mapping (address => uint256) private _limiter;

    uint256 constant private TIME_BLOCK = 86400;

    // limit = 0 is unlimited
    function setLimit(address bridge, uint256 limit) external onlyOwner {
        _limiter[bridge] = limit;
    }

    function getLimit(address bridge) override public view returns (uint256) {
        return _limiter[bridge];
    }

    function getUsage(address bridge) override public view returns (uint256) {
        uint256 ts = block.timestamp / TIME_BLOCK;
        uint256 usage = _usages[bridge][ts];
        return usage;
    }

    function isLimited(address bridge, uint256 amount) override public view returns (bool) {
        if (_limiter[bridge] == 0) {
            return false;
        }

        return getUsage(bridge) + amount > getLimit(bridge);
    }

    function increaseUsage(uint256 amount) override external {
        address bridge = _msgSender();

        // this prevent unknown contract to change usage value
        if (_limiter[bridge] == 0) {
            return;
        }

        uint256 ts = block.timestamp / TIME_BLOCK;
        _usages[bridge][ts] += amount;
        require(_usages[bridge][ts] <= _limiter[bridge], "LimiterDaily: limit exceeded");
    }
}

// SPDX-License-Identifier: MIT

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 () {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), 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 {
        emit OwnershipTransferred(_owner, address(0));
        _owner = 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");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

// SPDX-License-Identifier: BUSL-1.1
pragma solidity ^0.8.0;

interface ILimiter {
    function getLimit(address bridge) external view returns (uint256);

    function getUsage(address bridge) external view returns (uint256);

    function isLimited(address bridge, uint256 amount) external view returns (bool);

    function increaseUsage(uint256 amount) external;
}

// SPDX-License-Identifier: MIT

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 {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 1000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

[{"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":"address","name":"bridge","type":"address"}],"name":"getLimit","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"bridge","type":"address"}],"name":"getUsage","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"increaseUsage","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"bridge","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"isLimited","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":"bridge","type":"address"},{"internalType":"uint256","name":"limit","type":"uint256"}],"name":"setLimit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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