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0xdecr1pto committed Oct 12, 2023
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196 changes: 196 additions & 0 deletions archive/2023-10-11-DssSpell/DssSpell.sol
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// SPDX-FileCopyrightText: © 2020 Dai Foundation <www.daifoundation.org>
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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 0.8.16;

import "dss-exec-lib/DssExec.sol";
import "dss-exec-lib/DssAction.sol";

interface VatLike {
function Line() external view returns (uint256);
function ilks(bytes32 ilk) external view returns (uint256 Art, uint256 rate, uint256 spot, uint256 line, uint256 dust);
}

interface RwaLiquidationLike {
function bump(bytes32 ilk, uint256 val) external;
}

contract DssSpellAction is DssAction {
// Provides a descriptive tag for bot consumption
string public constant override description = "Goerli Spell";

// Always keep office hours off on goerli
function officeHours() public pure override returns (bool) {
return false;
}

// ----- USDP-PSM Facilitation Incentives -----
// Forum: https://forum.makerdao.com/t/usdp-psm-facilitation-incentives/22331
// Approve DAO Resolution hash QmWg43PNNGfEyXnTv1qN8dRXFJz5ZchrmZU8qH57Ki6D62

// Comma-separated list of DAO resolutions IPFS hashes.
string public constant dao_resolutions = "QmWg43PNNGfEyXnTv1qN8dRXFJz5ZchrmZU8qH57Ki6D62";

// ---------- Rates ----------
// 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
//
// uint256 internal constant X_PCT_RATE = ;
uint256 internal constant FIVE_PCT_RATE = 1000000001547125957863212448;
uint256 internal constant FIVE_PT_TWO_FIVE_PCT_RATE = 1000000001622535724756171269;
uint256 internal constant FIVE_PT_SIX_ONE_PCT_RATE = 1000000001730811701469052906;
uint256 internal constant FIVE_PT_SEVEN_FIVE_PCT_RATE = 1000000001772819380639683201;
uint256 internal constant FIVE_PT_EIGHT_SIX_PCT_RATE = 1000000001805786418479434295;
uint256 internal constant SIX_PT_THREE_SIX_PCT_RATE = 1000000001955206127822364746;

// ---------- Math ----------
uint256 internal constant WAD = 10 ** 18;
uint256 internal constant MILLION = 10 ** 6;
uint256 internal constant BILLION = 10 ** 9;

address internal immutable MCD_VAT = DssExecLib.vat();
address internal immutable MIP21_LIQUIDATION_ORACLE = DssExecLib.getChangelogAddress("MIP21_LIQUIDATION_ORACLE");

function actions() public override {
// ---------- Non-Scope Defined Parameter Changes - WBTC DC-IAM Changes ----------
// Forum: https://forum.makerdao.com/t/stability-scope-parameter-changes-6/22231
// Poll: https://vote.makerdao.com/polling/QmNty2pa#poll-detail

// Reduce the WBTC-A DC-IAM Target Available Debt from 10 million DAI to 2 million DAI.
DssExecLib.setIlkAutoLineParameters("WBTC-A", /* line = */ 500 * MILLION, /* gap = */ 2 * MILLION, /* ttl = */ 24 hours);

// Reduce the WBTC-B DC-IAM Target Available Debt from 5 million DAI to 2 million DAI.
DssExecLib.setIlkAutoLineParameters("WBTC-B", /* line = */ 250 * MILLION, /* gap = */ 2 * MILLION, /* ttl = */ 24 hours);

// Reduce the WBTC-C DC-IAM Target Available Debt from 10 million DAI to 2 million DAI.
DssExecLib.setIlkAutoLineParameters("WBTC-C", /* line = */ 500 * MILLION, /* gap = */ 2 * MILLION, /* ttl = */ 24 hours);


// ---------- Stability Fee Changes ----------
// Forum: https://forum.makerdao.com/t/stability-scope-parameter-changes-6/22231

// Increase the ETH-A Stability Fee (SF) by 1.55%, from 3.70% to 5.25%.
DssExecLib.setIlkStabilityFee("ETH-A", FIVE_PT_TWO_FIVE_PCT_RATE, /* doDrip = */ true);

// Increase the ETH-B Stability Fee (SF) by 1.55%, from 4.20% to 5.75%.
DssExecLib.setIlkStabilityFee("ETH-B", FIVE_PT_SEVEN_FIVE_PCT_RATE, /* doDrip = */ true);

// Increase the ETH-C Stability Fee (SF) by 1.55%, from 3.45% to 5.00%.
DssExecLib.setIlkStabilityFee("ETH-C", FIVE_PCT_RATE, /* doDrip = */ true);

// Increase WBTC-A Stability Fee (SF) by 0.06%, from 5.8% to 5.86%
DssExecLib.setIlkStabilityFee("WBTC-A", FIVE_PT_EIGHT_SIX_PCT_RATE, /* doDrip = */ true);

// Increase WBTC-B Stability Fee (SF) by 0.06%, from 6.3% to 6.36%
DssExecLib.setIlkStabilityFee("WBTC-B", SIX_PT_THREE_SIX_PCT_RATE, /* doDrip = */ true);

// Increase WBTC-C Stability Fee (SF) by 0.06%, from 5.55% to 5.61%
DssExecLib.setIlkStabilityFee("WBTC-C", FIVE_PT_SIX_ONE_PCT_RATE, /* doDrip = */ true);


// ---------- Initial RETH-A Offboarding ----------
// Forum: https://forum.makerdao.com/t/stability-scope-parameter-changes-6/22231

// Set DC to 0.
(,,,uint256 line,) = VatLike(MCD_VAT).ilks("RETH-A");
DssExecLib.removeIlkFromAutoLine("RETH-A");
DssExecLib.setValue(MCD_VAT, "RETH-A", "line", 0);
// NOTE: decreasing global line using the low level API because of precision loss when using DssExecLib
DssExecLib.setValue(MCD_VAT, "Line", VatLike(MCD_VAT).Line() - line);


// ---------- Reconfiguring Andromeda RWA015-A ----------
// Forum: https://forum.makerdao.com/t/poll-request-reconfiguring-rwa-allocator-vaults/22159
// Poll: https://vote.makerdao.com/polling/QmPoLbah

// Set the Maximum Debt Ceiling (line) to 3 billion DAI.
DssExecLib.setIlkAutoLineDebtCeiling("RWA015-A", 3 * BILLION);

// Bump Oracle price to account for new DC and SF
// NOTE: the formula is `Debt ceiling * [ (1 + RWA stability fee ) ^ (minimum deal duration in years) ] * liquidation ratio`
// NOTE: As we have SF 0 for this deal, this should be equal to ilk DC
RwaLiquidationLike(MIP21_LIQUIDATION_ORACLE).bump(
"RWA015-A",
3 * BILLION * WAD
);

// NOTE: Update collateral price to propagate the changes
DssExecLib.updateCollateralPrice("RWA015-A");


// ---------- Reconfiguring Clydesdale RWA007-A ----------
// Forum: https://forum.makerdao.com/t/poll-request-reconfiguring-rwa-allocator-vaults/22159
// Poll: https://vote.makerdao.com/polling/QmPoLbah

// Reactivate the Debt Ceiling Instant Access Module for this vault type.
// Set the Maximum Debt Ceiling (line) to 3 billion DAI.
// Set the Target Available Debt (gap) to 50 million DAI.
// Set the Ceiling Increase Cooldown (ttl) to 86400 (24 hours).
DssExecLib.setIlkAutoLineParameters("RWA007-A", /* line = */ 3 * BILLION, /* gap = */ 50 * MILLION, /* ttl = */ 24 hours);

// Bump Oracle price to account for new DC and SF
// NOTE: the formula is `Debt ceiling * [ (1 + RWA stability fee ) ^ (minimum deal duration in years) ] * liquidation ratio`
// NOTE: As we have SF 0 for this deal, this should be equal to ilk DC
RwaLiquidationLike(MIP21_LIQUIDATION_ORACLE).bump(
"RWA007-A",
3 * BILLION * WAD
);

// NOTE: Update collateral price to propagate the changes
DssExecLib.updateCollateralPrice("RWA007-A");

// ---------- Set up Governance Facilitator Streams ----------
// Forum: https://forum.makerdao.com/t/mip102c2-sp16-mip-amendment-subproposal/21579
// Poll: https://vote.makerdao.com/polling/QmSovaxn
// NOTE: Skip on goerli

// JanSky | 2023-10-01 00:00:00 to 2024-09-30 23:59:59 | 504,000.00 DAI | 0xf3F868534FAD48EF5a228Fe78669cf242745a755
// VoteWizard | 2023-10-01 00:00:00 to 2024-09-30 23:59:59 | 504,000.00 DAI | 0x9E72629dF4fcaA2c2F5813FbbDc55064345431b1
// JanSky | 2023-10-01 00:00:00 to 2024-09-30 23:59:59 | 216.00 MKR | 0xf3F868534FAD48EF5a228Fe78669cf242745a755
// VoteWizard | 2023-10-01 00:00:00 to 2024-09-30 23:59:59 | 216.00 MKR | 0x9E72629dF4fcaA2c2F5813FbbDc55064345431b1


// ---------- BA Labs MKR Distribution ----------
// Forum: https://forum.makerdao.com/t/mip40c3-sp25-risk-core-unit-mkr-compensation-risk-001/9788
// Poll: https://vote.makerdao.com/polling/QmUAXKm4
// NOTE: Skip on goerli

// BA Labs - 175 MKR - 0x5d67d5B1fC7EF4bfF31967bE2D2d7b9323c1521c

// ---------- AVC Member Compensation ----------
// Forum: https://forum.makerdao.com/t/avc-member-participation-rewards-q3-2023/22349
// Poll: https://vote.makerdao.com/polling/QmSovaxn#poll-detail
// NOTE: Skip on goerli

// opensky - 20.85 MKR - 0x8e67ee3bbeb1743dc63093af493f67c3c23c6f04
// DAI-Vinci - 12.51 MKR - 0x9ee47F0f82F1A6F45C4E1D25Ce95C321D8C8356a
// IamMeeoh - 20.85 MKR - 0x47f7A5d8D27f259582097E1eE59a07a816982AE9
// ACRE DAOs - 20.85 MKR - 0xBF9226345F601150F64Ea4fEaAE7E40530763cbd
// Harmony - 20.85 MKR - 0xE20A2e231215e9b7Aa308463F1A7490b2ECE55D3
// Res - 20.85 MKR - 0x8c5c8d76372954922400e4654AF7694e158AB784
// seedlatam.eth - 20.85 MKR - 0x0087a081a9b430fd8f688c6ac5dd24421bfb060d
}
}

contract DssSpell is DssExec {
constructor() DssExec(block.timestamp + 30 days, address(new DssSpellAction())) {}
}
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