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Feat: Update legacy withdrawal timestamp param to legacy withdrawal check #836

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merged 2 commits into from
Oct 16, 2024
Merged

Feat: Update legacy withdrawal timestamp param to legacy withdrawal check #836

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7690699
fix: make comment on timestamp clearer
ypatil12 Oct 16, 2024
a7afbc8
chore: format
ypatil12 Oct 16, 2024
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4 changes: 2 additions & 2 deletions src/contracts/core/DelegationManager.sol
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Expand Up @@ -754,9 +754,9 @@ contract DelegationManager is
function getCompletableTimestamp(
uint32 startTimestamp
) public view returns (uint32 completableTimestamp) {
if (startTimestamp < LEGACY_WITHDRAWALS_TIMESTAMP) {
if (startTimestamp < LEGACY_WITHDRAWAL_CHECK_VALUE) {
// this is a legacy M2 withdrawal using blocknumbers.
// It would take up to 600+ years for the blocknumber to reach the LEGACY_WITHDRAWALS_TIMESTAMP, so this is a safe check.
// It would take 370+ years for the blockNumber to reach the LEGACY_WITHDRAWAL_CHECK_VALUE, so this is a safe check.
require(startTimestamp + LEGACY_MIN_WITHDRAWAL_DELAY_BLOCKS <= block.number, WithdrawalDelayNotElapsed());
// sourcing the magnitudes from time=0, will always give us WAD, which doesn't factor in slashing
completableTimestamp = 0;
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9 changes: 6 additions & 3 deletions src/contracts/core/DelegationManagerStorage.sol
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Expand Up @@ -37,9 +37,12 @@ abstract contract DelegationManagerStorage is IDelegationManager {
/// @notice The minimum number of blocks to complete a withdrawal of a strategy. 50400 * 12 seconds = 1 week
uint256 public constant LEGACY_MIN_WITHDRAWAL_DELAY_BLOCKS = 50_400;

/// @notice Wed Jan 01 2025 17:00:00 GMT+0000, timestamp used to check whether a pending withdrawal
/// should be processed as legacy M2 or with slashing considered.
uint32 public constant LEGACY_WITHDRAWALS_TIMESTAMP = 1_735_750_800;
/// @notice Check against the blockNumber/timestamps to determine if the withdrawal is a legacy or slashing withdrawl.
// Legacy withdrawals use block numbers. We expect block number 1 billion in ~370 years
// Slashing withdrawals use timestamps. The UTC timestmap as of Jan 1st, 2024 is 1_704_067_200 . Thus, when deployed, all
// withdrawal timestamps are AFTER the `LEGACY_WITHDRAWAL_CHECK_VALUE` timestamp.
// This below value is the UTC timestamp at Sunday, September 9th, 2001.
uint32 public constant LEGACY_WITHDRAWAL_CHECK_VALUE = 1_000_000_000;

/// @notice Canonical, virtual beacon chain ETH strategy
IStrategy public constant beaconChainETHStrategy = IStrategy(0xbeaC0eeEeeeeEEeEeEEEEeeEEeEeeeEeeEEBEaC0);
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4 changes: 2 additions & 2 deletions src/test/integration/IntegrationDeployer.t.sol
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Expand Up @@ -368,10 +368,10 @@ abstract contract IntegrationDeployer is ExistingDeploymentParser {
// Create time machine and beacon chain. Set block time to beacon chain genesis time
// TODO: update if needed to sane timestamp
// cheats.warp(GENESIS_TIME_LOCAL);
cheats.warp(delegationManager.LEGACY_WITHDRAWALS_TIMESTAMP());
cheats.warp(delegationManager.LEGACY_WITHDRAWAL_CHECK_VALUE());
timeMachine = new TimeMachine();
// beaconChain = new BeaconChainMock(eigenPodManager, GENESIS_TIME_LOCAL);
beaconChain = new BeaconChainMock(eigenPodManager, delegationManager.LEGACY_WITHDRAWALS_TIMESTAMP());
beaconChain = new BeaconChainMock(eigenPodManager, delegationManager.LEGACY_WITHDRAWAL_CHECK_VALUE());
}

/**
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2 changes: 1 addition & 1 deletion src/test/unit/DelegationUnit.t.sol
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Expand Up @@ -3518,7 +3518,7 @@ contract DelegationManagerUnitTests_completeQueuedWithdrawal is DelegationManage
// TODO: add upgrade tests for completing withdrawals queued before upgrade in integration tests
function setUp() public override {
DelegationManagerUnitTests.setUp();
cheats.warp(delegationManager.LEGACY_WITHDRAWALS_TIMESTAMP());
cheats.warp(delegationManager.LEGACY_WITHDRAWAL_CHECK_VALUE());
}

function test_Revert_WhenExitWithdrawalQueuePaused() public {
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