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0x75f850b22ed8f013e2fa330bf90a9b5a0016e163605f9301ba89eb2464048085 | Cast | 15434478 | 156 days 22 hrs ago | 0x5cab1e5286529370880776461c53a0e47d74fb63 | IN | 0xb18a078aafd872fe06a2ba8c5a7cc068d6bd79a9 | 0 Ether | 0.01055708 | |
0x4574c2249743fc1d4f66fe04b05119f0265ad0084e7a2a0d19a4bdf26d3cb5bd | Schedule | 15409977 | 160 days 20 hrs ago | 0x5cab1e5286529370880776461c53a0e47d74fb63 | IN | 0xb18a078aafd872fe06a2ba8c5a7cc068d6bd79a9 | 0 Ether | 0.00253417 | |
0x7be6d5f6bb7b9194fd98d90a369aa11c019e9d10ea9a44f8d6e15a35e8d810b4 | 0x61010060 | 15399073 | 162 days 14 hrs ago | 0xda0c0de020f80d43dde58c2653aa73d28df1fbe1 | IN | Create: DssSpell | 0 Ether | 0.05670726 |
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Parent Txn Hash | Block | From | To | Value | |||
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0x7be6d5f6bb7b9194fd98d90a369aa11c019e9d10ea9a44f8d6e15a35e8d810b4 | 15399073 | 162 days 14 hrs ago | 0xb18a078aafd872fe06a2ba8c5a7cc068d6bd79a9 | Contract Creation | 0 Ether |
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Contract Name:
DssSpell
Compiler Version
v0.6.12+commit.27d51765
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2022-08-23 */ // hevm: flattened sources of src/DssSpell.sol // SPDX-License-Identifier: AGPL-3.0-or-later pragma solidity =0.6.12 >=0.6.12 <0.7.0; // pragma experimental ABIEncoderV2; ////// lib/dss-exec-lib/src/CollateralOpts.sol /* pragma solidity ^0.6.12; */ struct CollateralOpts { bytes32 ilk; address gem; address join; address clip; address calc; address pip; bool isLiquidatable; bool isOSM; bool whitelistOSM; uint256 ilkDebtCeiling; uint256 minVaultAmount; uint256 maxLiquidationAmount; uint256 liquidationPenalty; uint256 ilkStabilityFee; uint256 startingPriceFactor; uint256 breakerTolerance; uint256 auctionDuration; uint256 permittedDrop; uint256 liquidationRatio; uint256 kprFlatReward; uint256 kprPctReward; } ////// lib/dss-exec-lib/src/DssExecLib.sol // // DssExecLib.sol -- MakerDAO Executive Spellcrafting Library // // Copyright (C) 2020 Maker Ecosystem Growth Holdings, Inc. // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Affero General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Affero General Public License for more details. // // You should have received a copy of the GNU Affero General Public License // along with this program. If not, see <https://www.gnu.org/licenses/>. /* pragma solidity ^0.6.12; */ /* // pragma experimental ABIEncoderV2; */ /* import { CollateralOpts } from "./CollateralOpts.sol"; */ interface Initializable { function init(bytes32) external; } interface Authorizable { function rely(address) external; function deny(address) external; function setAuthority(address) external; } interface Fileable { function file(bytes32, address) external; function file(bytes32, uint256) external; function file(bytes32, bytes32, uint256) external; function file(bytes32, bytes32, address) external; } interface Drippable { function drip() external returns (uint256); function drip(bytes32) external returns (uint256); } interface Pricing { function poke(bytes32) external; } interface ERC20 { function decimals() external returns (uint8); } interface DssVat { function hope(address) external; function nope(address) external; function ilks(bytes32) external returns (uint256 Art, uint256 rate, uint256 spot, uint256 line, uint256 dust); function Line() external view returns (uint256); function suck(address, address, uint) external; } interface ClipLike { function vat() external returns (address); function dog() external returns (address); function spotter() external view returns (address); function calc() external view returns (address); function ilk() external returns (bytes32); } interface DogLike { function ilks(bytes32) external returns (address clip, uint256 chop, uint256 hole, uint256 dirt); } interface JoinLike { function vat() external returns (address); function ilk() external returns (bytes32); function gem() external returns (address); function dec() external returns (uint256); function join(address, uint) external; function exit(address, uint) external; } // Includes Median and OSM functions interface OracleLike_2 { function src() external view returns (address); function lift(address[] calldata) external; function drop(address[] calldata) external; function setBar(uint256) external; function kiss(address) external; function diss(address) external; function kiss(address[] calldata) external; function diss(address[] calldata) external; function orb0() external view returns (address); function orb1() external view returns (address); } interface MomLike { function setOsm(bytes32, address) external; function setPriceTolerance(address, uint256) external; } interface RegistryLike { function add(address) external; function xlip(bytes32) external view returns (address); } // https://github.com/makerdao/dss-chain-log interface ChainlogLike { function setVersion(string calldata) external; function setIPFS(string calldata) external; function setSha256sum(string calldata) external; function getAddress(bytes32) external view returns (address); function setAddress(bytes32, address) external; function removeAddress(bytes32) external; } interface IAMLike { function ilks(bytes32) external view returns (uint256,uint256,uint48,uint48,uint48); function setIlk(bytes32,uint256,uint256,uint256) external; function remIlk(bytes32) external; function exec(bytes32) external returns (uint256); } interface LerpFactoryLike { function newLerp(bytes32 name_, address target_, bytes32 what_, uint256 startTime_, uint256 start_, uint256 end_, uint256 duration_) external returns (address); function newIlkLerp(bytes32 name_, address target_, bytes32 ilk_, bytes32 what_, uint256 startTime_, uint256 start_, uint256 end_, uint256 duration_) external returns (address); } interface LerpLike { function tick() external returns (uint256); } library DssExecLib { /* WARNING The following library code acts as an interface to the actual DssExecLib library, which can be found in its own deployed contract. Only trust the actual library's implementation. */ address constant public LOG = 0xdA0Ab1e0017DEbCd72Be8599041a2aa3bA7e740F; uint256 constant internal WAD = 10 ** 18; uint256 constant internal RAY = 10 ** 27; uint256 constant internal RAD = 10 ** 45; uint256 constant internal THOUSAND = 10 ** 3; uint256 constant internal MILLION = 10 ** 6; uint256 constant internal BPS_ONE_PCT = 100; uint256 constant internal BPS_ONE_HUNDRED_PCT = 100 * BPS_ONE_PCT; uint256 constant internal RATES_ONE_HUNDRED_PCT = 1000000021979553151239153027; function add(uint256 x, uint256 y) internal pure returns (uint256 z) {} function end() public view returns (address) { return getChangelogAddress("MCD_END"); } function reg() public view returns (address) { return getChangelogAddress("ILK_REGISTRY"); } function lerpFab() public view returns (address) { return getChangelogAddress("LERP_FAB"); } function clip(bytes32 _ilk) public view returns (address _clip) {} function flip(bytes32 _ilk) public view returns (address _flip) {} function calc(bytes32 _ilk) public view returns (address _calc) {} function getChangelogAddress(bytes32 _key) public view returns (address) {} function setAuthority(address _base, address _authority) public {} function canCast(uint40 _ts, bool _officeHours) public pure returns (bool) {} function nextCastTime(uint40 _eta, uint40 _ts, bool _officeHours) public pure returns (uint256 castTime) {} function linearInterpolation(bytes32 _name, address _target, bytes32 _ilk, bytes32 _what, uint256 _startTime, uint256 _start, uint256 _end, uint256 _duration) public returns (address) {} } ////// lib/dss-exec-lib/src/DssAction.sol // // DssAction.sol -- DSS Executive Spell Actions // // Copyright (C) 2020 Maker Ecosystem Growth Holdings, Inc. // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Affero General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Affero General Public License for more details. // // You should have received a copy of the GNU Affero General Public License // along with this program. If not, see <https://www.gnu.org/licenses/>. /* pragma solidity ^0.6.12; */ /* import { DssExecLib } from "./DssExecLib.sol"; */ /* import { CollateralOpts } from "./CollateralOpts.sol"; */ interface OracleLike_1 { function src() external view returns (address); } abstract contract DssAction { using DssExecLib for *; // Modifier used to limit execution time when office hours is enabled modifier limited { require(DssExecLib.canCast(uint40(block.timestamp), officeHours()), "Outside office hours"); _; } // Office Hours defaults to true by default. // To disable office hours, override this function and // return false in the inherited action. function officeHours() public virtual returns (bool) { return true; } // DssExec calls execute. We limit this function subject to officeHours modifier. function execute() external limited { actions(); } // DssAction developer must override `actions()` and place all actions to be called inside. // The DssExec function will call this subject to the officeHours limiter // By keeping this function public we allow simulations of `execute()` on the actions outside of the cast time. function actions() public virtual; // Provides a descriptive tag for bot consumption // This should be modified weekly to provide a summary of the actions // Hash: seth keccak -- "$(wget https://<executive-vote-canonical-post> -q -O - 2>/dev/null)" function description() external virtual view returns (string memory); // Returns the next available cast time function nextCastTime(uint256 eta) external returns (uint256 castTime) { require(eta <= uint40(-1)); castTime = DssExecLib.nextCastTime(uint40(eta), uint40(block.timestamp), officeHours()); } } ////// lib/dss-exec-lib/src/DssExec.sol // // DssExec.sol -- MakerDAO Executive Spell Template // // Copyright (C) 2020 Maker Ecosystem Growth Holdings, Inc. // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Affero General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Affero General Public License for more details. // // You should have received a copy of the GNU Affero General Public License // along with this program. If not, see <https://www.gnu.org/licenses/>. /* pragma solidity ^0.6.12; */ interface PauseAbstract { function delay() external view returns (uint256); function plot(address, bytes32, bytes calldata, uint256) external; function exec(address, bytes32, bytes calldata, uint256) external returns (bytes memory); } interface Changelog { function getAddress(bytes32) external view returns (address); } interface SpellAction { function officeHours() external view returns (bool); function description() external view returns (string memory); function nextCastTime(uint256) external view returns (uint256); } contract DssExec { Changelog constant public log = Changelog(0xdA0Ab1e0017DEbCd72Be8599041a2aa3bA7e740F); uint256 public eta; bytes public sig; bool public done; bytes32 immutable public tag; address immutable public action; uint256 immutable public expiration; PauseAbstract immutable public pause; // Provides a descriptive tag for bot consumption // This should be modified weekly to provide a summary of the actions // Hash: seth keccak -- "$(wget https://<executive-vote-canonical-post> -q -O - 2>/dev/null)" function description() external view returns (string memory) { return SpellAction(action).description(); } function officeHours() external view returns (bool) { return SpellAction(action).officeHours(); } function nextCastTime() external view returns (uint256 castTime) { return SpellAction(action).nextCastTime(eta); } // @param _description A string description of the spell // @param _expiration The timestamp this spell will expire. (Ex. now + 30 days) // @param _spellAction The address of the spell action constructor(uint256 _expiration, address _spellAction) public { pause = PauseAbstract(log.getAddress("MCD_PAUSE")); expiration = _expiration; action = _spellAction; sig = abi.encodeWithSignature("execute()"); bytes32 _tag; // Required for assembly access address _action = _spellAction; // Required for assembly access assembly { _tag := extcodehash(_action) } tag = _tag; } function schedule() public { require(now <= expiration, "This contract has expired"); require(eta == 0, "This spell has already been scheduled"); eta = now + PauseAbstract(pause).delay(); pause.plot(action, tag, sig, eta); } function cast() public { require(!done, "spell-already-cast"); done = true; pause.exec(action, tag, sig, eta); } } ////// src/DssSpell.sol // SPDX-FileCopyrightText: © 2020 Dai Foundation <www.daifoundation.org> // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Affero General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Affero General Public License for more details. // // You should have received a copy of the GNU Affero General Public License // along with this program. If not, see <https://www.gnu.org/licenses/>. /* pragma solidity 0.6.12; */ // Enable ABIEncoderV2 when onboarding collateral through `DssExecLib.addNewCollateral()` // // pragma experimental ABIEncoderV2; /* import "dss-exec-lib/DssExec.sol"; */ /* import "dss-exec-lib/DssAction.sol"; */ // import { DssSpellCollateralAction } from "./DssSpellCollateral.sol"; interface RwaUrnLike { function draw(uint256) external; } contract DssSpellAction is DssAction { // Provides a descriptive tag for bot consumption // This should be modified weekly to provide a summary of the actions // Hash: cast keccak -- "$(wget https://raw.githubusercontent.com/makerdao/community/f00be45def634c9185f4561a8f1549f28e704d11/governance/votes/Executive%20vote%20-%20August%2024%2C%202022.md -q -O - 2>/dev/null)" string public constant override description = "2022-08-24 MakerDAO Executive Spell | Hash: 0x47527eb9c08846cf35e779272c00c60f86ce6a5a745b46772ba5747d22e893e2"; uint256 public constant WAD = 10**18; uint256 public constant RWA009_DRAW_AMOUNT = 25_000_000 * WAD; // Many of the settings that change weekly rely on the rate accumulator // described at https://docs.makerdao.com/smart-contract-modules/rates-module // To check this yourself, use the following rate calculation (example 8%): // // $ bc -l <<< 'scale=27; e( l(1.08)/(60 * 60 * 24 * 365) )' // // A table of rates can be found at // https://ipfs.io/ipfs/QmVp4mhhbwWGTfbh2BzwQB9eiBrQBKiqcPRZCaAxNUaar6 // // --- Rates --- function actions() public override { // --------------------------------------------------------------------- // Includes changes from the DssSpellCollateralAction // onboardNewCollaterals(); // offboardCollaterals(); // ----------------------------- RWA Draws ----------------------------- // https://vote.makerdao.com/polling/QmQMDasC#poll-detail // Weekly Draw for HVB address RWA009_A_URN = DssExecLib.getChangelogAddress("RWA009_A_URN"); RwaUrnLike(RWA009_A_URN).draw(RWA009_DRAW_AMOUNT); } } contract DssSpell is DssExec { constructor() DssExec(block.timestamp + 30 days, address(new DssSpellAction())) public {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"action","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cast","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"description","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"done","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"eta","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"expiration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"log","outputs":[{"internalType":"contract Changelog","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"nextCastTime","outputs":[{"internalType":"uint256","name":"castTime","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"officeHours","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[{"internalType":"contract PauseAbstract","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"schedule","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"sig","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tag","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"}]
Contract Creation Code
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.