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// SPDX-License-Identifier: BSD-3-Clause | ||
pragma solidity 0.8.25; | ||
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import { CorrelatedTokenOracle } from "./common/CorrelatedTokenOracle.sol"; | ||
import { IAccountant } from "../interfaces/IAccountant.sol"; | ||
import { ensureNonzeroAddress } from "@venusprotocol/solidity-utilities/contracts/validators.sol"; | ||
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/** | ||
* @title EtherfiAccountantOracle | ||
* @author Venus | ||
* @notice This oracle fetches the price of eBTC | ||
*/ | ||
contract EtherfiAccountantOracle is CorrelatedTokenOracle { | ||
/// @notice Address of Accountant | ||
/// @custom:oz-upgrades-unsafe-allow state-variable-immutable | ||
IAccountant public immutable ACCOUNTANT; | ||
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/// @notice Constructor for the implementation contract. | ||
/// @custom:oz-upgrades-unsafe-allow constructor | ||
constructor( | ||
address accountant, | ||
address eBTC, | ||
address wbtc, | ||
address resilientOracle | ||
) CorrelatedTokenOracle(eBTC, wbtc, resilientOracle) { | ||
ensureNonzeroAddress(accountant); | ||
ACCOUNTANT = IAccountant(accountant); | ||
} | ||
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/** | ||
* @notice Gets the WBTC for 1 eBTC | ||
* @return amount Amount of WBTC | ||
*/ | ||
function _getUnderlyingAmount() internal view override returns (uint256) { | ||
return ACCOUNTANT.getRateSafe(); | ||
} | ||
} |
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import { ethers } from "hardhat"; | ||
import { DeployFunction } from "hardhat-deploy/dist/types"; | ||
import { HardhatRuntimeEnvironment } from "hardhat/types"; | ||
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import { ADDRESSES } from "../helpers/deploymentConfig"; | ||
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const func: DeployFunction = async ({ getNamedAccounts, deployments, network }: HardhatRuntimeEnvironment) => { | ||
const { deploy } = deployments; | ||
const { deployer } = await getNamedAccounts(); | ||
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const proxyOwnerAddress = network.live ? ADDRESSES[network.name].timelock : deployer; | ||
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await deploy("MockAccountant_eBTC", { | ||
from: deployer, | ||
contract: "MockAccountant", | ||
args: [], | ||
log: true, | ||
autoMine: true, | ||
skipIfAlreadyDeployed: true, | ||
}); | ||
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const mockAccountant = await ethers.getContract("MockAccountant_eBTC"); | ||
await mockAccountant.transferOwnership(proxyOwnerAddress); | ||
}; | ||
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export default func; | ||
func.tags = ["eBTCAccountantOracle"]; | ||
func.skip = async (hre: HardhatRuntimeEnvironment) => hre.network.name !== "sepolia"; |
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import { ethers } from "hardhat"; | ||
import { DeployFunction } from "hardhat-deploy/dist/types"; | ||
import { HardhatRuntimeEnvironment } from "hardhat/types"; | ||
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import { ADDRESSES } from "../helpers/deploymentConfig"; | ||
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const func: DeployFunction = async ({ | ||
getNamedAccounts, | ||
deployments, | ||
network, | ||
artifacts, | ||
}: HardhatRuntimeEnvironment) => { | ||
const { deploy } = deployments; | ||
const { deployer } = await getNamedAccounts(); | ||
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const resilientOracle = await ethers.getContract("ResilientOracle"); | ||
const proxyOwnerAddress = network.live ? ADDRESSES[network.name].timelock : deployer; | ||
const defaultProxyAdmin = await artifacts.readArtifact( | ||
"hardhat-deploy/solc_0.8/openzeppelin/proxy/transparent/ProxyAdmin.sol:ProxyAdmin", | ||
); | ||
let { eBTC_Accountant } = ADDRESSES[network.name]; | ||
const { WBTC, eBTC } = ADDRESSES[network.name]; | ||
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eBTC_Accountant = eBTC_Accountant || (await ethers.getContract("MockAccountant_eBTC")).address; | ||
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await deploy("eBTCAccountantOracle", { | ||
contract: "EtherfiAccountantOracle", | ||
from: deployer, | ||
log: true, | ||
deterministicDeployment: false, | ||
args: [eBTC_Accountant, eBTC, WBTC, resilientOracle.address], | ||
proxy: { | ||
owner: proxyOwnerAddress, | ||
proxyContract: "OptimizedTransparentUpgradeableProxy", | ||
viaAdminContract: { | ||
name: "DefaultProxyAdmin", | ||
artifact: defaultProxyAdmin, | ||
}, | ||
}, | ||
skipIfAlreadyDeployed: true, | ||
}); | ||
}; | ||
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export default func; | ||
func.tags = ["eBTCAccountantOracle"]; | ||
func.skip = async (hre: HardhatRuntimeEnvironment) => hre.network.name !== "ethereum" && hre.network.name !== "sepolia"; |
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