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unmapped tokens & CDP

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This commit is contained in:
Samyak Jain 2019-06-23 00:19:53 +05:30
parent 502aafc04c
commit af17f045a7
1 changed files with 44 additions and 8 deletions
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52
contracts/bridges/MakerCompound.sol
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@ -441,16 +441,52 @@ contract LiquidityProvider is BridgeResolver {
}
/**
* collecting fees generated overtime
* collecting unmapped CDAI
*/
function withdrawFeesInCDai(uint num) public {
function collectCDAI(uint num) public {
CTokenInterface cToken = CTokenInterface(cDai);
uint cDaiBal = cToken.balanceOf(address(this));
uint withdrawAmt = sub(cDaiBal, totalDeposits);
if (num == 0) {
require(cToken.transfer(feeOne, withdrawAmt), "Dai Transfer failed");
require(cToken.transfer(feeOne, withdrawAmt), "CDai Transfer failed");
} else {
require(cToken.transfer(feeTwo, withdrawAmt), "Dai Transfer failed");
require(cToken.transfer(feeTwo, withdrawAmt), "CDai Transfer failed");
}
}
/**
* (HIGHLY UNLIKELY TO HAPPEN)
* collecting Tokens/ETH other than CDAI
*/
function collectTokens(uint num, address token) public {
require(token != cDai, "Token address == CDAI address");
if (token == ethAddr) {
if (num == 0) {
msg.sender.transfer(address(this).balance);
} else {
msg.sender.transfer(address(this).balance);
}
} else {
ERC20Interface tokenContract = ERC20Interface(token);
uint tokenBal = tokenContract.balanceOf(address(this));
uint withdrawAmt = sub(tokenBal, totalDeposits);
if (num == 0) {
require(tokenContract.transfer(feeOne, withdrawAmt), "Transfer failed");
} else {
require(tokenContract.transfer(feeTwo, withdrawAmt), "Transfer failed");
}
}
}
/**
* (HIGHLY UNLIKELY TO HAPPEN)
* Transfer CDP ownership (Just in case this contract has ownership of any CDP)
*/
function transferUnmappedCDP(uint cdpNum, uint num) public {
if (num == 0) {
give(cdpNum, feeOne);
} else {
give(cdpNum, feeTwo);
}
}
@ -478,8 +514,8 @@ contract Bridge is LiquidityProvider {
uint ethAmt;
(ethAmt, daiAmt) = checkCDP(bytes32(cdpId), ethCol, daiDebt);
daiAmt = wipeAndFree(cdpId, ethAmt, daiAmt);
uint fees = wmul(daiAmt, 2000000000000000);
daiAmt = wmul(daiAmt, 1002000000000000000); // 0.2% fees
uint fees = wmul(daiAmt, 2000000000000000); // 0.2% fees
daiAmt = wmul(daiAmt, 1002000000000000000);
mintCETH(ethAmt);
give(cdpId, msg.sender);
emit LogMakerToCompound(
@ -500,8 +536,8 @@ contract Bridge is LiquidityProvider {
fetchCETH(ethAmt);
redeemUnderlying(cEth, ethAmt);
uint cdpNum = cdpId > 0 ? cdpId : open();
uint fees = wmul(daiAmt, 2000000000000000);
daiAmt = wmul(daiAmt, 1002000000000000000); // 0.2% fees
uint fees = wmul(daiAmt, 2000000000000000); // 0.2% fees
daiAmt = wmul(daiAmt, 1002000000000000000);
lockAndDraw(cdpNum, ethAmt, daiAmt);
if (daiAmt > 0) {
assert(CDAIInterface(cDai).mint(daiAmt) == 0);