EVM Gas: 7500 Gwei
EVM Smart Contract
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Contract
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Source code verification does not imply that the contract is safe to interact with.
Contract NameStablePoolInfoAggregator
Compiler Version0.8.19+commit.7dd6d404
Optimization EnabledDisabled
Other Settingsdefault evmVersion
File 1 of 11 - StablePoolInfoAggregator.sol
// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity 0.8.19;
import "@balancer-labs/v2-interfaces/contracts/vault/IVault.sol";
interface IDecimals {
function decimals() external view returns (uint8);
}
interface IComposableStablePool {
function getSwapFeePercentage() external view returns (uint);
function getAmplificationParameter()
external
view
returns (uint256 value, bool isUpdating, uint256 precision);
function getActualSupply() external view returns (uint256);
}
contract StablePoolInfoAggregator {
address public vaultAddress;
address private owner;
constructor(address vaultAddress_) {
vaultAddress = vaultAddress_;
owner = msg.sender;
}
modifier onlyOwner() {
require(msg.sender == owner, "Authentication Error");
_;
}
function setOwner(address owner_) external onlyOwner {
File 2 of 11 - IAsset.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma solidity >=0.7.0 <0.9.0;
/**
* @dev This is an empty interface used to represent either ERC20-conforming token contracts or ETH (using the zero
* address sentinel value). We're just relying on the fact that `interface` can be used to declare new address-like
* types.
*
* This concept is unrelated to a Pool's Asset Managers.
*/
interface IAsset {
// solhint-disable-previous-line no-empty-blocks
}
File 3 of 11 - IVault.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma experimental ABIEncoderV2;
import "../solidity-utils/openzeppelin/IERC20.sol";
import "../solidity-utils/helpers/IAuthentication.sol";
import "../solidity-utils/helpers/ISignaturesValidator.sol";
import "../solidity-utils/helpers/ITemporarilyPausable.sol";
import "../solidity-utils/misc/IWETH.sol";
import "./IAsset.sol";
import "./IAuthorizer.sol";
import "./IFlashLoanRecipient.sol";
import "./IProtocolFeesCollector.sol";
pragma solidity >=0.7.0 <0.9.0;
/**
* @dev Full external interface for the Vault core contract - no external or public methods exist in the contract that
* don't override one of these declarations.
*/
File 4 of 11 - IAuthorizer.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma solidity >=0.7.0 <0.9.0;
interface IAuthorizer {
/**
* @dev Returns true if `account` can perform the action described by `actionId` in the contract `where`.
*/
function canPerform(
bytes32 actionId,
address account,
address where
) external view returns (bool);
}
File 5 of 11 - IWETH.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma solidity >=0.7.0 <0.9.0;
import "../openzeppelin/IERC20.sol";
/**
* @dev Interface for WETH9.
* See https://github.com/gnosis/canonical-weth/blob/0dd1ea3e295eef916d0c6223ec63141137d22d67/contracts/WETH9.sol
*/
interface IWETH is IERC20 {
function deposit() external payable;
function withdraw(uint256 amount) external;
}
File 6 of 11 - IFlashLoanRecipient.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma solidity >=0.7.0 <0.9.0;
// Inspired by Aave Protocol's IFlashLoanReceiver.
import "../solidity-utils/openzeppelin/IERC20.sol";
interface IFlashLoanRecipient {
/**
* @dev When `flashLoan` is called on the Vault, it invokes the `receiveFlashLoan` hook on the recipient.
*
* At the time of the call, the Vault will have transferred `amounts` for `tokens` to the recipient. Before this
* call returns, the recipient must have transferred `amounts` plus `feeAmounts` for each token back to the
* Vault, or else the entire flash loan will revert.
*
* `userData` is the same value passed in the `IVault.flashLoan` call.
*/
function receiveFlashLoan(
IERC20[] memory tokens,
uint256[] memory amounts,
File 7 of 11 - IProtocolFeesCollector.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma solidity >=0.7.0 <0.9.0;
pragma experimental ABIEncoderV2;
import "../solidity-utils/openzeppelin/IERC20.sol";
import "./IVault.sol";
import "./IAuthorizer.sol";
interface IProtocolFeesCollector {
event SwapFeePercentageChanged(uint256 newSwapFeePercentage);
event FlashLoanFeePercentageChanged(uint256 newFlashLoanFeePercentage);
function withdrawCollectedFees(
IERC20[] calldata tokens,
uint256[] calldata amounts,
address recipient
) external;
function setSwapFeePercentage(uint256 newSwapFeePercentage) external;
File 8 of 11 - IERC20.sol
// SPDX-License-Identifier: MIT
pragma solidity >=0.7.0 <0.9.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
File 9 of 11 - IAuthentication.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma solidity >=0.7.0 <0.9.0;
interface IAuthentication {
/**
* @dev Returns the action identifier associated with the external function described by `selector`.
*/
function getActionId(bytes4 selector) external view returns (bytes32);
}
File 10 of 11 - ISignaturesValidator.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma solidity >=0.7.0 <0.9.0;
/**
* @dev Interface for the SignatureValidator helper, used to support meta-transactions.
*/
interface ISignaturesValidator {
/**
* @dev Returns the EIP712 domain separator.
*/
function getDomainSeparator() external view returns (bytes32);
/**
* @dev Returns the next nonce used by an address to sign messages.
*/
function getNextNonce(address user) external view returns (uint256);
}
File 11 of 11 - ITemporarilyPausable.sol
// SPDX-License-Identifier: GPL-3.0-or-later
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
pragma solidity >=0.7.0 <0.9.0;
/**
* @dev Interface for the TemporarilyPausable helper.
*/
interface ITemporarilyPausable {
/**
* @dev Emitted every time the pause state changes by `_setPaused`.
*/
event PausedStateChanged(bool paused);
/**
* @dev Returns the current paused state.
*/
function getPausedState()
external
view
returns (
bool paused,
ABI
[
{
"inputs": [
{
"internalType": "address",
"name": "vaultAddress_",
"type": "address"
}
],
"stateMutability": "nonpayable",
"type": "constructor"
},
{
"inputs": [
{
"internalType": "bytes32[]",
"name": "poolIds",
"type": "bytes32[]"
}
],
"name": "aggregate",
"outputs": [
{
"internalType": "uint256[]",
"name": "actualShares",
"type": "uint256[]"
},
{
"internalType": "uint256[]",
"name": "swapFees",
"type": "uint256[]"
},
{
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