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https://github.com/Instadapp/dsa-resolvers-deprecated.git
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Compound and maker resolver
This commit is contained in:
Thrilok Kumar
parent
d70641e7e7
commit
6e5252bc99
91
protocols/compound.sol
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91
protocols/compound.sol
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pragma solidity ^0.6.0;
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pragma experimental ABIEncoderV2;
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interface CTokenInterface {
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function exchangeRateStored() external view returns (uint);
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function borrowRatePerBlock() external view returns (uint);
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function supplyRatePerBlock() external view returns (uint);
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function borrowBalanceStored(address) external view returns (uint);
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function balanceOf(address) external view returns (uint);
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}
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interface OrcaleComp {
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function getUnderlyingPrice(address) external view returns (uint);
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}
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contract Helpers {
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/**
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* @dev get Ethereum address
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*/
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function getAddressETH() public pure returns (address) {
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return 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
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}
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/**
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* @dev get Compound Comptroller Address
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*/
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function getComptrollerAddress() public pure returns (address) {
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return 0x3d9819210A31b4961b30EF54bE2aeD79B9c9Cd3B;
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}
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/**
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* @dev get Compound Orcale Address
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*/
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function getOracleAddress() public pure returns (address) {
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return 0x1D8aEdc9E924730DD3f9641CDb4D1B92B848b4bd;
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}
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struct CompData {
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uint tokenPrice;
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uint exchangeRateStored;
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uint balanceOfUser;
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uint borrowBalanceStoredUser;
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uint supplyRatePerBlock;
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uint borrowRatePerBlock;
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}
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}
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contract Resolver is Helpers {
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function getCompTokensData(address owner, address[] memory cAddress) public view returns (CompData[] memory) {
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CompData[] memory tokensData = new CompData[](cAddress.length);
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for (uint i = 0; i < cAddress.length; i++) {
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CTokenInterface cToken = CTokenInterface(cAddress[i]);
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tokensData[i] = CompData(
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OrcaleComp(getOracleAddress()).getUnderlyingPrice(cAddress[i]),
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cToken.exchangeRateStored(),
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cToken.balanceOf(owner),
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cToken.borrowBalanceStored(owner),
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cToken.supplyRatePerBlock(),
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cToken.borrowRatePerBlock()
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);
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}
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return tokensData;
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}
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function getCompTokenData(address owner, address cAddress) public view returns (
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uint tokenPrice,
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uint exRate,
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uint userBalance,
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uint userBorrowBalance,
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uint supplyRate,
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uint borrowRate
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)
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{
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tokenPrice = OrcaleComp(getOracleAddress()).getUnderlyingPrice(cAddress);
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CTokenInterface cToken = CTokenInterface(cAddress);
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exRate = cToken.exchangeRateStored();
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userBalance = cToken.balanceOf(owner);
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userBorrowBalance = cToken.borrowBalanceStored(owner);
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supplyRate = cToken.supplyRatePerBlock();
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borrowRate = cToken.borrowRatePerBlock();
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}
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}
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contract InstaCompoundResolver is Resolver {
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string public constant name = "Compound-Resolver-v1";
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}
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235
protocols/maker.sol
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235
protocols/maker.sol
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pragma solidity ^0.6.0;
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pragma experimental ABIEncoderV2;
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interface ManagerLike {
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function ilks(uint) external view returns (bytes32);
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function owns(uint) external view returns (address);
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function urns(uint) external view returns (address);
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function vat() external view returns (address);
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}
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interface CdpsLike {
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function getCdpsAsc(address, address) external view returns (uint[] memory, address[] memory, bytes32[] memory);
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}
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interface VatLike {
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function ilks(bytes32) external view returns (uint, uint, uint, uint, uint);
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function dai(address) external view returns (uint);
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function urns(bytes32, address) external view returns (uint, uint);
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function gem(bytes32, address) external view returns (uint);
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}
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interface JugLike {
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function ilks(bytes32) external view returns (uint, uint);
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function base() external view returns (uint);
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}
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interface PotLike {
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function dsr() external view returns (uint);
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function pie(address) external view returns (uint);
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function chi() external view returns (uint);
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}
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interface SpotLike {
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function ilks(bytes32) external view returns (PipLike, uint);
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}
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interface PipLike {
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function peek() external view returns (bytes32, bool);
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}
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interface InstaMcdAddress {
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function manager() external view returns (address);
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function vat() external view returns (address);
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function jug() external view returns (address);
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function spot() external view returns (address);
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function pot() external view returns (address);
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function getCdps() external view returns (address);
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}
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contract DSMath {
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function add(uint x, uint y) internal pure returns (uint z) {
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require((z = x + y) >= x, "math-not-safe");
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}
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function sub(uint x, uint y) internal pure returns (uint z) {
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z = x - y <= x ? x - y : 0;
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}
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function mul(uint x, uint y) internal pure returns (uint z) {
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require(y == 0 || (z = x * y) / y == x, "math-not-safe");
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}
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uint constant WAD = 10 ** 18;
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uint constant RAY = 10 ** 27;
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function rmul(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, y), RAY / 2) / RAY;
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}
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function wmul(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, y), WAD / 2) / WAD;
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}
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function rdiv(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, RAY), y / 2) / y;
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}
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function wdiv(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, WAD), y / 2) / y;
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}
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}
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contract Helpers is DSMath {
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/**
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* @dev get MakerDAO MCD Address contract
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*/
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function getMcdAddresses() public pure returns (address) {
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return 0xF23196DF1C440345DE07feFbe556a5eF0dcD29F0;
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}
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struct VaultData {
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uint id;
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address owner;
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bytes32 ilk;
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uint collateral;
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uint art;
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uint debt;
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uint liquidatedCol;
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uint stabiltyRate;
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uint price;
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uint liquidationRatio;
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address urn;
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}
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struct IlkData {
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uint fee;
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uint price;
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uint ratio;
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}
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}
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contract Resolver is Helpers {
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function getVaultsByAddress(address owner) external view returns (VaultData[] memory) {
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address manager = InstaMcdAddress(getMcdAddresses()).manager();
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address cdpManger = InstaMcdAddress(getMcdAddresses()).getCdps();
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(uint[] memory ids, address[] memory urns, bytes32[] memory ilks) = CdpsLike(cdpManger).getCdpsAsc(manager, owner);
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VaultData[] memory vaults = new VaultData[](ids.length);
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for (uint i = 0; i < ids.length; i++) {
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(uint ink, uint art) = VatLike(ManagerLike(manager).vat()).urns(ilks[i], urns[i]);
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(,uint rate, uint priceMargin,,) = VatLike(ManagerLike(manager).vat()).ilks(ilks[i]);
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uint mat = getIlkRatio(ilks[i]);
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uint debt = rmul(art,rate);
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uint price = rmul(priceMargin, mat);
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uint feeRate = getFee(ilks[i]);
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uint liqInk = VatLike(ManagerLike(manager).vat()).gem(ilks[i], urns[i]);
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vaults[i] = VaultData(
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ids[i],
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owner,
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ilks[i],
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ink,
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art,
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debt,
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liqInk,
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feeRate,
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price,
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mat,
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urns[i]
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);
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}
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return vaults;
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}
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function getVaultById(uint id) external view returns (VaultData memory) {
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address manager = InstaMcdAddress(getMcdAddresses()).manager();
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address urn = ManagerLike(manager).urns(id);
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bytes32 ilk = ManagerLike(manager).ilks(id);
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address owner = ManagerLike(manager).owns(id);
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(uint ink, uint art) = VatLike(ManagerLike(manager).vat()).urns(ilk, urn);
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(,uint rate, uint priceMargin,,) = VatLike(ManagerLike(manager).vat()).ilks(ilk);
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uint debt = rmul(art,rate);
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uint mat = getIlkRatio(ilk);
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uint price = rmul(priceMargin, mat);
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uint liqInk = VatLike(ManagerLike(manager).vat()).gem(ilk, urn);
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uint feeRate = getFee(ilk);
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VaultData memory vault = VaultData(
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id,
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owner,
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ilk,
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ink,
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art,
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debt,
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liqInk,
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feeRate,
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price,
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mat,
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urn
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);
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return vault;
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}
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function getIlkData(bytes32[] memory ilks) public view returns (IlkData[] memory) {
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IlkData[] memory ilkData = new IlkData[](ilks.length);
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for (uint i = 0; i < ilks.length; i++) {
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ilkData[i] = IlkData(
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getFee(ilks[i]),
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getIlkPrice(ilks[i]),
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getIlkRatio(ilks[i])
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);
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}
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return ilkData;
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}
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function getFee(bytes32 ilk) public view returns (uint fee) {
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address jug = InstaMcdAddress(getMcdAddresses()).jug();
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(uint duty,) = JugLike(jug).ilks(ilk);
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uint base = JugLike(jug).base();
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fee = add(duty, base);
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}
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function getIlkPrice(bytes32 ilk) public view returns (uint price) {
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address spot = InstaMcdAddress(getMcdAddresses()).spot();
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address vat = InstaMcdAddress(getMcdAddresses()).vat();
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(, uint mat) = SpotLike(spot).ilks(ilk);
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(,,uint spotPrice,,) = VatLike(vat).ilks(ilk);
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price = rmul(mat, spotPrice);
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}
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function getIlkRatio(bytes32 ilk) public view returns (uint ratio) {
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address spot = InstaMcdAddress(getMcdAddresses()).spot();
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(, ratio) = SpotLike(spot).ilks(ilk);
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}
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}
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contract DSRResolver is Resolver {
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function getDsrRate() external view returns (uint dsr) {
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address pot = InstaMcdAddress(getMcdAddresses()).pot();
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dsr = PotLike(pot).dsr();
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}
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function getDaiDeposited(address owner) external view returns (uint amt) {
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address pot = InstaMcdAddress(getMcdAddresses()).pot();
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uint chi = PotLike(pot).chi();
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uint pie = PotLike(pot).pie(owner);
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amt = rmul(pie,chi);
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}
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}
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contract InstaMakerMcdResolver is DSRResolver {
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string public constant name = "Maker-MCD-Resolver-v1";
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}
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