dydx import fixed bugs

This commit is contained in:
Thrilok Kumar 2019-12-22 19:27:13 +05:30
parent 5cb23d4ea4
commit 1ec9051cc1

View File

@ -21,7 +21,7 @@ contract SoloMarginContract {
enum ActionType {
Deposit, // supply tokens
Withdraw, // borrow tokens
Withdraw, // supply tokens
Transfer, // transfer balance between accounts
Buy, // buy an amount of some token (externally)
Sell, // sell an amount of some token (externally)
@ -65,10 +65,9 @@ contract SoloMarginContract {
}
function operate(Info[] memory accounts, ActionArgs[] memory actions) public;
function getAccountWei(Info memory account, uint256 marketId) public returns (Wei memory);
function getAccountWei(Info memory account, uint256 marketId) public view returns (Wei memory);
function getNumMarkets() public view returns (uint256);
function getMarketTokenAddress(uint256 marketI) public view returns (address);
}
interface PoolInterface {
@ -148,7 +147,14 @@ contract Helpers is DSMath {
/**
* @dev getting actions arg
*/
function getActionsArgs(address tknAccount, uint256 marketId, uint256 tokenAmt, bool sign) internal view returns (SoloMarginContract.ActionArgs[] memory) {
function getActionsArgs(
address tknAccount,
uint accountIndex,
uint256 marketId,
uint256 tokenAmt,
bool sign
) internal pure returns (SoloMarginContract.ActionArgs[] memory)
{
SoloMarginContract.ActionArgs[] memory actions = new SoloMarginContract.ActionArgs[](1);
SoloMarginContract.AssetAmount memory amount = SoloMarginContract.AssetAmount(
sign,
@ -161,7 +167,7 @@ contract Helpers is DSMath {
SoloMarginContract.ActionType action = sign ? SoloMarginContract.ActionType.Deposit : SoloMarginContract.ActionType.Withdraw;
actions[0] = SoloMarginContract.ActionArgs(
action,
0,
accountIndex,
amount,
marketId,
0,
@ -175,7 +181,7 @@ contract Helpers is DSMath {
/**
* @dev getting acccount arg
*/
function getAccountArgs(address owner, uint accountId) internal view returns (SoloMarginContract.Info[] memory) {
function getAccountArgs(address owner, uint accountId) internal pure returns (SoloMarginContract.Info[] memory) {
SoloMarginContract.Info[] memory accounts = new SoloMarginContract.Info[](1);
accounts[0] = (SoloMarginContract.Info(owner, accountId));
return accounts;
@ -184,7 +190,7 @@ contract Helpers is DSMath {
/**
* @dev getting dydx balance
*/
function getDydxBal(address owner, uint256 marketId, uint accountId) internal returns (uint tokenBal, bool tokenSign) {
function getDydxBal(address owner, uint256 marketId, uint accountId) internal view returns (uint tokenBal, bool tokenSign) {
SoloMarginContract solo = SoloMarginContract(getSoloAddress());
SoloMarginContract.Wei memory tokenWeiBal = solo.getAccountWei(getAccountArgs(owner, accountId)[0], marketId);
tokenBal = tokenWeiBal.value;
@ -194,88 +200,7 @@ contract Helpers is DSMath {
}
contract DydxResolver is Helpers {
event LogDeposit(address erc20Addr, uint tokenAmt, address owner);
event LogWithdraw(address erc20Addr, uint tokenAmt, address owner);
event LogBorrow(address erc20Addr, uint tokenAmt, address owner);
event LogPayback(address erc20Addr, uint tokenAmt, address owner);
// /**
// * @dev Deposit ETH/ERC20
// */
// function deposit(uint256 marketId, address erc20Addr, uint256 tokenAmt) public payable {
// if (erc20Addr == getAddressETH()) {
// ERC20Interface(getAddressWETH()).deposit.value(msg.value)();
// setApproval(getAddressWETH(), tokenAmt, getSoloAddress());
// } else {
// require(ERC20Interface(erc20Addr).transferFrom(msg.sender, address(this), tokenAmt), "Allowance or not enough bal");
// setApproval(erc20Addr, tokenAmt, getSoloAddress());
// }
// SoloMarginContract(getSoloAddress()).operate(getAccountArgs(), getActionsArgs(marketId, tokenAmt, true));
// emit LogDeposit(erc20Addr, tokenAmt, address(this));
// }
// /**
// * @dev Payback ETH/ERC20
// */
// function payback(uint256 marketId, address erc20Addr, uint256 tokenAmt) public payable {
// (uint toPayback, bool tokenSign) = getDydxBal(marketId);
// require(!tokenSign, "No debt to payback");
// toPayback = toPayback > tokenAmt ? tokenAmt : toPayback;
// if (erc20Addr == getAddressETH()) {
// ERC20Interface(getAddressWETH()).deposit.value(toPayback)();
// setApproval(getAddressWETH(), toPayback, getSoloAddress());
// msg.sender.transfer(address(this).balance);
// } else {
// require(ERC20Interface(erc20Addr).transferFrom(msg.sender, address(this), toPayback), "Allowance or not enough bal");
// setApproval(erc20Addr, toPayback, getSoloAddress());
// }
// SoloMarginContract(getSoloAddress()).operate(getAccountArgs(), getActionsArgs(marketId, toPayback, true));
// emit LogPayback(erc20Addr, toPayback, address(this));
// }
// /**
// * @dev Withdraw ETH/ERC20
// */
// function withdraw(uint256 marketId, address erc20Addr, uint256 tokenAmt) public {
// (uint toWithdraw, bool tokenSign) = getDydxBal(marketId);
// require(tokenSign, "token not deposited");
// toWithdraw = toWithdraw > tokenAmt ? tokenAmt : toWithdraw;
// SoloMarginContract solo = SoloMarginContract(getSoloAddress());
// solo.operate(getAccountArgs(), getActionsArgs(marketId, toWithdraw, false));
// if (erc20Addr == getAddressETH()) {
// ERC20Interface wethContract = ERC20Interface(getAddressWETH());
// uint wethBal = wethContract.balanceOf(address(this));
// toWithdraw = toWithdraw < wethBal ? wethBal : toWithdraw;
// setApproval(getAddressWETH(), toWithdraw, getAddressWETH());
// ERC20Interface(getAddressWETH()).withdraw(toWithdraw);
// msg.sender.transfer(toWithdraw);
// } else {
// require(ERC20Interface(erc20Addr).transfer(msg.sender, toWithdraw), "Allowance or not enough bal");
// }
// emit LogWithdraw(erc20Addr, toWithdraw, address(this));
// }
// /**
// * @dev Borrow ETH/ERC20
// */
// function borrow(uint256 marketId, address erc20Addr, uint256 tokenAmt) public {
// SoloMarginContract(getSoloAddress()).operate(getAccountArgs(), getActionsArgs(marketId, tokenAmt, false));
// if (erc20Addr == getAddressETH()) {
// setApproval(getAddressWETH(), tokenAmt, getAddressWETH());
// ERC20Interface(getAddressWETH()).withdraw(tokenAmt);
// msg.sender.transfer(tokenAmt);
// } else {
// require(ERC20Interface(erc20Addr).transfer(msg.sender, tokenAmt), "Allowance or not enough bal");
// }
// emit LogBorrow(erc20Addr, tokenAmt, address(this));
// }
}
contract ImportHelper is DydxResolver {
contract ImportHelper is Helpers {
struct BorrowData {
uint[] borrowAmt;
address[] borrowAddr;
@ -290,135 +215,138 @@ contract ImportHelper is DydxResolver {
uint supplyCount;
}
function getUserData(uint accountId, uint toConvert) internal returns(SupplyData memory, BorrowData memory) {
function getTokensData(uint accountId, uint toConvert) public returns(SupplyData memory, BorrowData memory) {
SoloMarginContract solo = SoloMarginContract(getSoloAddress());
uint markets = solo.getNumMarkets();
uint[] memory supplyArr = new uint[](markets);
uint[] memory borrowArr = new uint[](markets);
uint[] memory supplyId = new uint[](markets);
uint[] memory borrowId = new uint[](markets);
address[] memory supplyAddr = new address[](markets);
address[] memory borrowAddr = new address[](markets);
SupplyData memory supplyDataArr;
supplyDataArr.supplyAmt = new uint[](markets);
supplyDataArr.marketId = new uint[](markets);
supplyDataArr.supplyAddr = new address[](markets);
BorrowData memory borrowDataArr;
borrowDataArr.borrowAmt = new uint[](markets);
borrowDataArr.marketId = new uint[](markets);
borrowDataArr.borrowAddr = new address[](markets);
uint borrowCount = 0;
uint supplyCount = 0;
for (uint i = 0; i < markets; i++) {
(uint tokenbal, bool tokenSign) = getDydxBal(msg.sender, i, accountId);
if (tokenSign) {
supplyArr[supplyCount] = wmul(tokenbal, toConvert);
supplyAddr[supplyCount] = solo.getMarketTokenAddress(i);
supplyId[supplyCount] = i;
supplyCount++;
} else {
borrowArr[borrowCount] = wmul(tokenbal, toConvert);
borrowAddr[borrowCount] = solo.getMarketTokenAddress(i);
borrowId[borrowCount] = i;
borrowCount++;
if (tokenbal > 0) {
if (tokenSign) {
supplyDataArr.supplyAmt[supplyCount] = wmul(tokenbal, toConvert);
supplyDataArr.supplyAddr[supplyCount] = solo.getMarketTokenAddress(i);
supplyDataArr.marketId[supplyCount] = i;
supplyCount++;
} else {
borrowDataArr.borrowAmt[borrowCount] = wmul(tokenbal, toConvert);
borrowDataArr.borrowAddr[borrowCount] = solo.getMarketTokenAddress(i);
borrowDataArr.marketId[borrowCount] = i;
borrowCount++;
}
setApproval(solo.getMarketTokenAddress(i), uint(-1), getSoloAddress());
}
}
return (
SupplyData(
supplyArr,
supplyAddr,
supplyId,
supplyCount),
BorrowData(
borrowArr,
borrowAddr,
borrowId,
borrowCount
));
borrowDataArr.borrowCount = borrowCount;
supplyDataArr.supplyCount = supplyCount;
return (supplyDataArr, borrowDataArr);
}
struct ImportStruct {
SoloMarginContract.Info[] accounts;
SoloMarginContract.ActionArgs[] actions;
}
function createArgs(
SupplyData memory suppyArr,
BorrowData memory borrowArr
) internal view returns(SoloMarginContract.Info[] memory, SoloMarginContract.ActionArgs[] memory) {
uint borrowCount = borrowArr.borrowAmt.length;
uint supplyCount = suppyArr.supplyAmt.length;
uint totalCount = borrowArr.borrowAmt.length + suppyArr.supplyAmt.length;
SoloMarginContract.ActionArgs[] memory actions = new SoloMarginContract.ActionArgs[](totalCount);
SoloMarginContract.Info[] memory accounts = new SoloMarginContract.Info[](totalCount);
function getOperatorActionsArgs(SupplyData memory suppyArr, BorrowData memory borrowArr) public view
returns(SoloMarginContract.ActionArgs[] memory)
{
uint borrowCount = borrowArr.borrowCount;
uint supplyCount = suppyArr.supplyCount;
uint totalCount = borrowCount + supplyCount;
SoloMarginContract.ActionArgs[] memory actions = new SoloMarginContract.ActionArgs[](totalCount*2);
for (uint i = 0; i < borrowCount; i++) {
actions[i] = getActionsArgs(
address(this),
0,
borrowArr.marketId[i],
borrowArr.borrowAmt[i],
true)[0]; // add markets , account to take token.
accounts[i] = getAccountArgs(msg.sender, 0)[0];
actions[i + supplyCount + supplyCount] = getActionsArgs(
msg.sender,
true
)[0];
actions[i + totalCount + supplyCount] = getActionsArgs(
getPoolAddress(), // After borrowing transfer directly to InstaDApp's Pool.
1,
borrowArr.marketId[i],
borrowArr.borrowAmt[i],
false)[0];
accounts[i + supplyCount + supplyCount] = getAccountArgs(address(this), 0)[0];
false
)[0];
}
for (uint i = 0; i < supplyCount; i++) {
uint baseIndex = borrowCount + i;
actions[baseIndex] = getActionsArgs(
address(this),
0,
suppyArr.marketId[i],
suppyArr.supplyAmt[i],
false)[0];
accounts[i] = getAccountArgs(msg.sender, 0)[0];
false
)[0];
actions[baseIndex + supplyCount] = getActionsArgs(
address(this),
1,
suppyArr.marketId[i],
suppyArr.supplyAmt[i],
true)[0];
accounts[baseIndex + supplyCount] = getAccountArgs(address(this), 0)[0];
true
)[0];
}
return (actions);
}
return (accounts, actions);
function getOperatorAccountArgs(uint accountId) public view returns (SoloMarginContract.Info[] memory) {
SoloMarginContract.Info[] memory accounts = new SoloMarginContract.Info[](2);
accounts[0] = getAccountArgs(msg.sender, accountId)[0];
accounts[1] = getAccountArgs(address(this), 0)[0];
return accounts;
}
}
contract ImportResolver is ImportHelper {
event LogDydxImport(address owner, uint percentage, bool isCompound, address[] markets, address[] borrowAddr, uint[] borrowAmt);
event LogDydxImport(address owner, uint accountId, uint percentage, bool isCompound, SupplyData supplyData, BorrowData borrowData);
function importAssets(uint toConvert, uint accountId, bool isCompound) external {
function importAssets(
uint toConvert,
uint accountId,
bool isCompound
) external
{
// subtracting 0.00000001 ETH from initialPoolBal to solve Compound 8 decimal CETH error.
uint initialPoolBal = sub(getPoolAddress().balance, 10000000000);
(SupplyData memory supplyArr, BorrowData memory borrowArr) = getUserData(accountId, toConvert);
(SupplyData memory supplyArr, BorrowData memory borrowArr) = getTokensData(accountId, toConvert);
// Get liquidity assets to payback user wallet borrowed assets
PoolInterface(getPoolAddress()).accessToken(borrowArr.borrowAddr, borrowArr.borrowAmt, isCompound);
SoloMarginContract solo = SoloMarginContract(getSoloAddress());
(SoloMarginContract.Info[] memory accounts, SoloMarginContract.ActionArgs[] memory actions) = createArgs(supplyArr, borrowArr);
solo.operate(accounts, actions);
// // payback user wallet borrowed assets
for (uint i = 0; i < borrowArr.borrowCount; i++) {
address erc20 = borrowArr.borrowAddr[i];
uint toPayback = borrowArr.borrowAmt[i];
if (erc20 == getAddressWETH()) {
getPoolAddress().transfer(toPayback);
} else {
require(ERC20Interface(erc20).transfer(getPoolAddress(), toPayback), "Not-enough-amt");
}
if (borrowArr.borrowCount > 0) {
PoolInterface(getPoolAddress()).accessToken(borrowArr.borrowAddr, borrowArr.borrowAmt, isCompound);
}
// Creating actions args for solo operate
SoloMarginContract.ActionArgs[] memory actions = getOperatorActionsArgs(supplyArr, borrowArr);
SoloMarginContract.Info[] memory accounts = getOperatorAccountArgs(accountId);
// Import Assests from msg.sender to address(this)
SoloMarginContract solo = SoloMarginContract(getSoloAddress());
solo.operate(accounts, actions);
//payback InstaDApp liquidity
PoolInterface(getPoolAddress()).paybackToken(borrowArr.borrowAddr, isCompound);
if (borrowArr.borrowCount > 0) {
PoolInterface(getPoolAddress()).paybackToken(borrowArr.borrowAddr, isCompound);
}
uint finalPoolBal = getPoolAddress().balance;
assert(finalPoolBal >= initialPoolBal);
// emit LogCompoundImport(
// msg.sender,
// toConvert,
// isCompound,
// markets,
// borrowAddr,
// borrowAmt
// );
emit LogDydxImport(
msg.sender,
accountId,
toConvert,
isCompound,
supplyArr,
borrowArr
);
}
}