45 lines
1.2 KiB
Solidity
45 lines
1.2 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.6.12;
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pragma experimental ABIEncoderV2;
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interface IUpgradeableProxy {
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function upgradeTo(address newImplementation) external;
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}
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interface IAMB {
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function requireToPassMessage(
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address _contract,
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bytes calldata _data,
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uint256 _gas
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) external returns (bytes32);
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}
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contract NovaUpgradeProposal {
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event MessagePassed(bytes32 msgId);
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address public immutable novaProxy;
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address public immutable newNovaImpl;
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IAMB public immutable bridge;
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uint256 public immutable gasLimit;
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constructor(
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address _novaProxy,
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address _newNovaImpl,
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address _bridge,
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uint256 _gasLimit
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) public {
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novaProxy = _novaProxy;
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newNovaImpl = _newNovaImpl;
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bridge = IAMB(_bridge);
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gasLimit = _gasLimit;
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}
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function executeProposal() external {
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bytes4 methodSelector = IUpgradeableProxy(address(0)).upgradeTo.selector;
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bytes memory data = abi.encodeWithSelector(methodSelector, newNovaImpl);
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bytes32 msgId = bridge.requireToPassMessage(novaProxy, data, gasLimit);
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emit MessagePassed(msgId);
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}
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}
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