-
Notifications
You must be signed in to change notification settings - Fork 74
/
controller-v4.sol
189 lines (153 loc) · 6.41 KB
/
controller-v4.sol
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
// https://github.com/iearn-finance/jars/blob/master/contracts/controllers/StrategyControllerV1.sol
pragma solidity ^0.6.7;
pragma experimental ABIEncoderV2;
import "./interfaces/controller.sol";
import "./lib/erc20.sol";
import "./lib/safe-math.sol";
import "./interfaces/jar.sol";
import "./interfaces/jar-converter.sol";
import "./interfaces/strategy.sol";
import "./interfaces/converter.sol";
contract ControllerV4 {
using SafeERC20 for IERC20;
using Address for address;
using SafeMath for uint256;
address public constant burn = 0x000000000000000000000000000000000000dEaD;
address public governance;
address public strategist;
address public devfund;
address public treasury;
address public timelock;
// Convenience fee 0.1%
uint256 public convenienceFee = 100;
uint256 public constant convenienceFeeMax = 100000;
mapping(address => address) public jars;
mapping(address => address) public strategies;
mapping(address => mapping(address => address)) public converters;
mapping(address => mapping(address => bool)) public approvedStrategies;
mapping(address => bool) public approvedJarConverters;
uint256 public split = 500;
uint256 public constant max = 10000;
constructor(
address _governance,
address _strategist,
address _timelock,
address _devfund,
address _treasury
) public {
governance = _governance;
strategist = _strategist;
timelock = _timelock;
devfund = _devfund;
treasury = _treasury;
}
function setDevFund(address _devfund) public {
require(msg.sender == governance, "!governance");
devfund = _devfund;
}
function setTreasury(address _treasury) public {
require(msg.sender == governance, "!governance");
treasury = _treasury;
}
function setStrategist(address _strategist) public {
require(msg.sender == governance, "!governance");
strategist = _strategist;
}
function setSplit(uint256 _split) public {
require(msg.sender == governance, "!governance");
require(_split <= max, "numerator cannot be greater than denominator");
split = _split;
}
function setGovernance(address _governance) public {
require(msg.sender == governance, "!governance");
governance = _governance;
}
function setTimelock(address _timelock) public {
require(msg.sender == timelock, "!timelock");
timelock = _timelock;
}
function setJar(address _token, address _jar) public {
if (jars[_token] == address(0)) require(msg.sender == strategist || msg.sender == governance, "!strategist");
if (jars[_token] != address(0)) require(msg.sender == timelock, "!timelock");
jars[_token] = _jar;
}
function approveJarConverter(address _converter) public {
require(msg.sender == governance, "!governance");
approvedJarConverters[_converter] = true;
}
function revokeJarConverter(address _converter) public {
require(msg.sender == governance, "!governance");
approvedJarConverters[_converter] = false;
}
function approveStrategy(address _token, address _strategy) public {
require(msg.sender == timelock, "!timelock");
approvedStrategies[_token][_strategy] = true;
}
function revokeStrategy(address _token, address _strategy) public {
require(msg.sender == governance, "!governance");
require(strategies[_token] != _strategy, "cannot revoke active strategy");
approvedStrategies[_token][_strategy] = false;
}
function setConvenienceFee(uint256 _convenienceFee) external {
require(msg.sender == timelock, "!timelock");
convenienceFee = _convenienceFee;
}
function setStrategy(address _token, address _strategy) public {
require(msg.sender == strategist || msg.sender == governance, "!strategist");
require(approvedStrategies[_token][_strategy] == true, "!approved");
address _current = strategies[_token];
if (_current != address(0)) {
IStrategy(_current).withdrawAll();
}
strategies[_token] = _strategy;
}
function earn(address _token, uint256 _amount) public {
address _strategy = strategies[_token];
address _want = IStrategy(_strategy).want();
if (_want != _token) {
address converter = converters[_token][_want];
IERC20(_token).safeTransfer(converter, _amount);
_amount = Converter(converter).convert(_strategy);
IERC20(_want).safeTransfer(_strategy, _amount);
} else {
IERC20(_token).safeTransfer(_strategy, _amount);
}
IStrategy(_strategy).deposit();
}
function balanceOf(address _token) external view returns (uint256) {
return IStrategy(strategies[_token]).balanceOf();
}
function withdrawAll(address _token) public {
require(msg.sender == strategist || msg.sender == governance, "!strategist");
IStrategy(strategies[_token]).withdrawAll();
}
function inCaseTokensGetStuck(address _token, uint256 _amount) public {
require(msg.sender == strategist || msg.sender == governance, "!governance");
IERC20(_token).safeTransfer(msg.sender, _amount);
}
function inCaseStrategyTokenGetStuck(address _strategy, address _token) public {
require(msg.sender == strategist || msg.sender == governance, "!governance");
IStrategy(_strategy).withdraw(_token);
}
function withdraw(address _token, uint256 _amount) public {
require(msg.sender == jars[_token], "!jar");
IStrategy(strategies[_token]).withdraw(_amount);
}
function _execute(address _target, bytes memory _data) internal returns (bytes memory response) {
require(_target != address(0), "!target");
// call contract in current context
assembly {
let succeeded := delegatecall(sub(gas(), 5000), _target, add(_data, 0x20), mload(_data), 0, 0)
let size := returndatasize()
response := mload(0x40)
mstore(0x40, add(response, and(add(add(size, 0x20), 0x1f), not(0x1f))))
mstore(response, size)
returndatacopy(add(response, 0x20), 0, size)
switch iszero(succeeded)
case 1 {
// throw if delegatecall failed
revert(add(response, 0x20), size)
}
}
}
}