34 lines
705 B
Solidity
34 lines
705 B
Solidity
// SPDX-License-Identifier: MIT
|
|
|
|
pragma solidity ^0.6.0;
|
|
pragma experimental ABIEncoderV2;
|
|
|
|
import './MockGovernance.sol';
|
|
|
|
interface IProxy {
|
|
function upgradeTo(address newImplementation) external;
|
|
}
|
|
|
|
contract NewImplementation is MockGovernance {
|
|
uint256 public newVariable;
|
|
|
|
event Overriden(uint256 x);
|
|
|
|
function execute(uint256 proposalId) public payable override {
|
|
newVariable = 999;
|
|
emit Overriden(proposalId);
|
|
}
|
|
}
|
|
|
|
contract ProposalUpgrade {
|
|
address public immutable newLogic;
|
|
|
|
constructor(address _newLogic) public {
|
|
newLogic = _newLogic;
|
|
}
|
|
|
|
function executeProposal() public {
|
|
IProxy(address(this)).upgradeTo(newLogic);
|
|
}
|
|
}
|