Contract 0x4e908F706f8935f10C101Ea3D7B2DEfc78df284e 7

 
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0x1fa55f47bfaa55db7c3c98dda3b0ea30a22b766a64686f65a31fb74cda448e3bSet Owner17464492021-09-29 9:18:10936 days 2 hrs agoIdeamarket: Deployer IN  0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH0.000489955067 ETH0.708275245
0xce90ab40fa1229c3ac7b42f8c45c943c84c75933b9b4a2344a2d5f13acf867840x6080604017464392021-09-29 9:18:10936 days 2 hrs agoIdeamarket: Deployer IN  Create: AdminUpgradeabilityProxy0 ETH0.015275371506 ETH0.708275245
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0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e 0xa1c56f8c1b9424f899ced48140f01ce7e419586c0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x15ae05599809af9d1a04c10bef217bc04060dd81 0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
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0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x15ae05599809af9d1a04c10bef217bc04060dd81 0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e 0xa1c56f8c1b9424f899ced48140f01ce7e419586c0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x15ae05599809af9d1a04c10bef217bc04060dd81 0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e 0xa1c56f8c1b9424f899ced48140f01ce7e419586c0 ETH
0x873a46e2f152d7667ed1ecfe7fd6bd45dac7a227f5ba8884ed69eaf662d844c8612357542023-02-15 19:28:03431 days 16 hrs ago 0x15ae05599809af9d1a04c10bef217bc04060dd81 0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e 0xa1c56f8c1b9424f899ced48140f01ce7e419586c0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x15ae05599809af9d1a04c10bef217bc04060dd81 0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e 0xa1c56f8c1b9424f899ced48140f01ce7e419586c0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x15ae05599809af9d1a04c10bef217bc04060dd81 0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e 0xa1c56f8c1b9424f899ced48140f01ce7e419586c0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x15ae05599809af9d1a04c10bef217bc04060dd81 0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e 0xa1c56f8c1b9424f899ced48140f01ce7e419586c0 ETH
0x18120a354a2f5ac18f92f2e13998ab0123ac2b6c61d6d15d6a12be1830e79851612348312023-02-15 19:23:46431 days 16 hrs ago 0x15ae05599809af9d1a04c10bef217bc04060dd81 0x4e908f706f8935f10c101ea3d7b2defc78df284e0 ETH
0x8e5ce8f43ee9a3f0828500dd8bda1d167e29712d899e5d4da238dac710563da0609654662023-02-14 21:37:15432 days 14 hrs ago 0x4e908f706f8935f10c101ea3d7b2defc78df284e Maker DAO: DAI Token0 ETH
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0x9bf6fcb5d99182e059d8e91a20f0fbe77b05791a2aa4e514181bf945e06226b02021-10-04 7:42:00931 days 4 hrs ago0xca872a83dce222cbfab4f3912f2a36ffd1712ebc7edd1032c20402f247f97698568,436.417516863122033558 Dai Stableco... (DAI)
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Contract Source Code Verified (Exact Match)

Contract Name:
AdminUpgradeabilityProxy

Compiler Version
v0.6.9+commit.3e3065ac

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion, MIT license

Contract Source Code (Solidity Multiple files format)

File 1 of 6: AdminUpgradeabilityProxy.sol
// SPDX-License-Identifier: MIT
// https://github.com/OpenZeppelin/openzeppelin-upgrades/blob/master/packages/core/contracts/proxy/AdminUpgradeabilityProxy.sol

pragma solidity 0.6.9;

import "./UpgradeabilityProxy.sol";

/**
 * @title AdminUpgradeabilityProxy
 * @dev This contract combines an upgradeability proxy with an authorization
 * mechanism for administrative tasks.
 * All external functions in this contract must be guarded by the
 * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity
 * feature proposal that would enable this to be done automatically.
 */
contract AdminUpgradeabilityProxy is UpgradeabilityProxy {
  /**
   * Contract constructor.
   * @param _logic address of the initial implementation.
   * @param _admin Address of the proxy administrator.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  constructor(address _logic, address _admin, bytes memory _data) UpgradeabilityProxy(_logic, _data) public payable {
    assert(ADMIN_SLOT == bytes32(uint256(keccak256('eip1967.proxy.admin')) - 1));
    _setAdmin(_admin);
  }

  /**
   * @dev Emitted when the administration has been transferred.
   * @param previousAdmin Address of the previous admin.
   * @param newAdmin Address of the new admin.
   */
  event AdminChanged(address previousAdmin, address newAdmin);

  /**
   * @dev Storage slot with the admin of the contract.
   * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is
   * validated in the constructor.
   */

  bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

  /**
   * @dev Modifier to check whether the `msg.sender` is the admin.
   * If it is, it will run the function. Otherwise, it will delegate the call
   * to the implementation.
   */
  modifier ifAdmin() {
    if (msg.sender == _admin()) {
      _;
    } else {
      _fallback();
    }
  }

  /**
   * @return The address of the proxy admin.
   */
  function admin() external ifAdmin returns (address) {
    return _admin();
  }

  /**
   * @return The address of the implementation.
   */
  function implementation() external ifAdmin returns (address) {
    return _implementation();
  }

  /**
   * @dev Changes the admin of the proxy.
   * Only the current admin can call this function.
   * @param newAdmin Address to transfer proxy administration to.
   */
  function changeAdmin(address newAdmin) external ifAdmin {
    require(newAdmin != address(0), "Cannot change the admin of a proxy to the zero address");
    emit AdminChanged(_admin(), newAdmin);
    _setAdmin(newAdmin);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy.
   * Only the admin can call this function.
   * @param newImplementation Address of the new implementation.
   */
  function upgradeTo(address newImplementation) external ifAdmin {
    _upgradeTo(newImplementation);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy and call a function
   * on the new implementation.
   * This is useful to initialize the proxied contract.
   * @param newImplementation Address of the new implementation.
   * @param data Data to send as msg.data in the low level call.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   */
  function upgradeToAndCall(address newImplementation, bytes calldata data) payable external ifAdmin {
    _upgradeTo(newImplementation);
    (bool success,) = newImplementation.delegatecall(data);
    require(success);
  }

  /**
   * @return adm The admin slot.
   */
  function _admin() internal view returns (address adm) {
    bytes32 slot = ADMIN_SLOT;
    assembly {
      adm := sload(slot)
    }
  }

  /**
   * @dev Sets the address of the proxy admin.
   * @param newAdmin Address of the new proxy admin.
   */
  function _setAdmin(address newAdmin) internal {
    bytes32 slot = ADMIN_SLOT;

    assembly {
      sstore(slot, newAdmin)
    }
  }

  /**
   * @dev Only fall back when the sender is not the admin.
   */
  function _willFallback() internal override virtual {
    require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin");
    super._willFallback();
  }
}

File 2 of 6: Address.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 3 of 6: Ownable.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.6.9;

/**
 * @title Ownable
 * @author Alexander Schlindwein
 *
 * @dev Implements only-owner functionality
 */
contract Ownable {

    address _owner;

    event OwnershipChanged(address oldOwner, address newOwner);

    modifier onlyOwner {
        require(_owner == msg.sender, "only-owner");
        _;
    }

    function setOwner(address newOwner) external onlyOwner {
        setOwnerInternal(newOwner);
    }

    function setOwnerInternal(address newOwner) internal {
        require(newOwner != address(0), "zero-addr");

        address oldOwner = _owner;
        _owner = newOwner;

        emit OwnershipChanged(oldOwner, newOwner);
    }

    function getOwner() external view returns (address) {
        return _owner;
    }
}

File 4 of 6: Proxy.sol
// SPDX-License-Identifier: MIT
// https://github.com/OpenZeppelin/openzeppelin-upgrades/blob/master/packages/core/contracts/proxy/Proxy.sol

pragma solidity 0.6.9;

/**
 * @title Proxy
 * @dev Implements delegation of calls to other contracts, with proper
 * forwarding of return values and bubbling of failures.
 * It defines a fallback function that delegates all calls to the address
 * returned by the abstract _implementation() internal function.
 */
abstract contract Proxy {
  /**
   * @dev Fallback function.
   * Implemented entirely in `_fallback`.
   */
  fallback () payable external {
    _fallback();
  }

  /**
   * @dev Receive function.
   * Implemented entirely in `_fallback`.
   */
  receive () payable external {
    _fallback();
  }

  /**
   * @return The Address of the implementation.
   */
  function _implementation() internal virtual view returns (address);

  /**
   * @dev Delegates execution to an implementation contract.
   * This is a low level function that doesn't return to its internal call site.
   * It will return to the external caller whatever the implementation returns.
   * @param implementation Address to delegate.
   */
  function _delegate(address implementation) internal {
    assembly {
      // Copy msg.data. We take full control of memory in this inline assembly
      // block because it will not return to Solidity code. We overwrite the
      // Solidity scratch pad at memory position 0.
      calldatacopy(0, 0, calldatasize())

      // Call the implementation.
      // out and outsize are 0 because we don't know the size yet.
      let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

      // Copy the returned data.
      returndatacopy(0, 0, returndatasize())

      switch result
      // delegatecall returns 0 on error.
      case 0 { revert(0, returndatasize()) }
      default { return(0, returndatasize()) }
    }
  }

  /**
   * @dev Function that is run as the first thing in the fallback function.
   * Can be redefined in derived contracts to add functionality.
   * Redefinitions must call super._willFallback().
   */
  function _willFallback() internal virtual {
  }

  /**
   * @dev fallback implementation.
   * Extracted to enable manual triggering.
   */
  function _fallback() internal {
    _willFallback();
    _delegate(_implementation());
  }
}

File 5 of 6: ProxyAdmin.sol
// SPDX-License-Identifier: MIT
// https://github.com/OpenZeppelin/openzeppelin-upgrades/blob/master/packages/core/contracts/proxy/ProxyAdmin.sol

pragma solidity 0.6.9;

import "./Ownable.sol";
import "./AdminUpgradeabilityProxy.sol";

/**
 * @title ProxyAdmin
 * @dev This contract is the admin of a proxy, and is in charge
 * of upgrading it as well as transferring it to another admin.
 */
contract ProxyAdmin is Ownable {
  
  constructor(address owner) public {
    setOwnerInternal(owner);
  }


  /**
   * @dev Returns the current implementation of a proxy.
   * This is needed because only the proxy admin can query it.
   * @return The address of the current implementation of the proxy.
   */
  function getProxyImplementation(AdminUpgradeabilityProxy proxy) public view returns (address) {
    // We need to manually run the static call since the getter cannot be flagged as view
    // bytes4(keccak256("implementation()")) == 0x5c60da1b
    (bool success, bytes memory returndata) = address(proxy).staticcall(hex"5c60da1b");
    require(success);
    return abi.decode(returndata, (address));
  }

  /**
   * @dev Returns the admin of a proxy. Only the admin can query it.
   * @return The address of the current admin of the proxy.
   */
  function getProxyAdmin(AdminUpgradeabilityProxy proxy) public view returns (address) {
    // We need to manually run the static call since the getter cannot be flagged as view
    // bytes4(keccak256("admin()")) == 0xf851a440
    (bool success, bytes memory returndata) = address(proxy).staticcall(hex"f851a440");
    require(success);
    return abi.decode(returndata, (address));
  }

  /**
   * @dev Changes the admin of a proxy.
   * @param proxy Proxy to change admin.
   * @param newAdmin Address to transfer proxy administration to.
   */
  function changeProxyAdmin(AdminUpgradeabilityProxy proxy, address newAdmin) public onlyOwner {
    proxy.changeAdmin(newAdmin);
  }

  /**
   * @dev Upgrades a proxy to the newest implementation of a contract.
   * @param proxy Proxy to be upgraded.
   * @param implementation the address of the Implementation.
   */
  function upgrade(AdminUpgradeabilityProxy proxy, address implementation) public onlyOwner {
    proxy.upgradeTo(implementation);
  }

  /**
   * @dev Upgrades a proxy to the newest implementation of a contract and forwards a function call to it.
   * This is useful to initialize the proxied contract.
   * @param proxy Proxy to be upgraded.
   * @param implementation Address of the Implementation.
   * @param data Data to send as msg.data in the low level call.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   */
  function upgradeAndCall(AdminUpgradeabilityProxy proxy, address implementation, bytes memory data) payable public onlyOwner {
    proxy.upgradeToAndCall{value: msg.value}(implementation, data);
  }
}

File 6 of 6: UpgradeabilityProxy.sol
// SPDX-License-Identifier: MIT
// https://github.com/OpenZeppelin/openzeppelin-upgrades/blob/master/packages/core/contracts/proxy/UpgradeabilityProxy.sol

pragma solidity 0.6.9;

import "./Proxy.sol";
import "./Address.sol";

/**
 * @title UpgradeabilityProxy
 * @dev This contract implements a proxy that allows to change the
 * implementation address to which it will delegate.
 * Such a change is called an implementation upgrade.
 */
contract UpgradeabilityProxy is Proxy {
  /**
   * @dev Contract constructor.
   * @param _logic Address of the initial implementation.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  constructor(address _logic, bytes memory _data) public payable {
    assert(IMPLEMENTATION_SLOT == bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1));
    _setImplementation(_logic);
    if(_data.length > 0) {
      (bool success,) = _logic.delegatecall(_data);
      require(success);
    }
  }  

  /**
   * @dev Emitted when the implementation is upgraded.
   * @param implementation Address of the new implementation.
   */
  event Upgraded(address indexed implementation);

  /**
   * @dev Storage slot with the address of the current implementation.
   * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
   * validated in the constructor.
   */
  bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

  /**
   * @dev Returns the current implementation.
   * @return impl Address of the current implementation
   */
  function _implementation() internal override view returns (address impl) {
    bytes32 slot = IMPLEMENTATION_SLOT;
    assembly {
      impl := sload(slot)
    }
  }

  /**
   * @dev Upgrades the proxy to a new implementation.
   * @param newImplementation Address of the new implementation.
   */
  function _upgradeTo(address newImplementation) internal {
    _setImplementation(newImplementation);
    emit Upgraded(newImplementation);
  }

  /**
   * @dev Sets the implementation address of the proxy.
   * @param newImplementation Address of the new implementation.
   */
  function _setImplementation(address newImplementation) internal {
    require(Address.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address");

    bytes32 slot = IMPLEMENTATION_SLOT;

    assembly {
      sstore(slot, newImplementation)
    }
  }
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"address","name":"_admin","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"admin","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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Deployed Bytecode

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000a1c56f8c1b9424f899ced48140f01ce7e419586c000000000000000000000000c98a2032660072514892ccfdfa31cd40e6aafe9c00000000000000000000000000000000000000000000000000000000000000600000000000000000000000000000000000000000000000000000000000000044db4113f3000000000000000000000000e9b3c292904114e6e6f04a363ae4c0f800f3236d000000000000000000000000da10009cbd5d07dd0cecc66161fc93d7c9000da100000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _logic (address): 0xa1c56F8C1B9424f899cED48140F01CE7e419586C
Arg [1] : _admin (address): 0xC98A2032660072514892ccFDfA31cD40E6AaFE9C
Arg [2] : _data (bytes): 0xdb4113f3000000000000000000000000e9b3c292904114e6e6f04a363ae4c0f800f3236d000000000000000000000000da10009cbd5d07dd0cecc66161fc93d7c9000da1

-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 000000000000000000000000a1c56f8c1b9424f899ced48140f01ce7e419586c
Arg [1] : 000000000000000000000000c98a2032660072514892ccfdfa31cd40e6aafe9c
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000044
Arg [4] : db4113f3000000000000000000000000e9b3c292904114e6e6f04a363ae4c0f8
Arg [5] : 00f3236d000000000000000000000000da10009cbd5d07dd0cecc66161fc93d7
Arg [6] : c9000da100000000000000000000000000000000000000000000000000000000


Deployed ByteCode Sourcemap

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Metadata Hash

a46389cbb4acc5277cb5377bdd384e7dbd2d4f83f1c3adcb0c1cd01c801fb6ba
Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
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