部署任何合约
部署任何合约
Deploy any contract by calling Proxy.deploy(bytes memory _code)
For this example, you can get the contract bytecodes by calling Helper.getBytecode1 and Helper.getBytecode2
通过调用Proxy.deploy(bytes memory _code)
部署任何合约
Helper.getBytecode1对于本例,您可以通过调用和获取合约字节码Helper.getBytecode2
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;
contract Proxy {
event Deploy(address);
receive() external payable {}
function deploy(bytes memory _code) external payable returns (address addr) {
assembly {
// create(v, p, n)
// v = amount of ETH to send
// p = pointer in memory to start of code
// n = size of code
addr := create(callvalue(), add(_code, 0x20), mload(_code))
}
// return address 0 on error
require(addr != address(0), "deploy failed");
emit Deploy(addr);
}
function execute(address _target, bytes memory _data) external payable {
(bool success, ) = _target.call{value: msg.value}(_data);
require(success, "failed");
}
}
contract TestContract1 {
address public owner = msg.sender;
function setOwner(address _owner) public {
require(msg.sender == owner, "not owner");
owner = _owner;
}
}
contract TestContract2 {
address public owner = msg.sender;
uint public value = msg.value;
uint public x;
uint public y;
constructor(uint _x, uint _y) payable {
x = _x;
y = _y;
}
}
contract Helper {
function getBytecode1() external pure returns (bytes memory) {
bytes memory bytecode = type(TestContract1).creationCode;
return bytecode;
}
function getBytecode2(uint _x, uint _y) external pure returns (bytes memory) {
bytes memory bytecode = type(TestContract2).creationCode;
return abi.encodePacked(bytecode, abi.encode(_x, _y));
}
function getCalldata(address _owner) external pure returns (bytes memory) {
return abi.encodeWithSignature("setOwner(address)", _owner);
}
}