Merge pull request #11690 from filecoin-project/asr/fix-drand-skyr
fix: beacon: validate drand change at nv16 correctly
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commit
1f6e556d25
@ -89,11 +89,15 @@ func ValidateBlockValues(bSchedule Schedule, nv network.Version, h *types.BlockH
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return xerrors.Errorf("expected final beacon entry in block to be at round %d, got %d", maxRound, last.Round)
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return xerrors.Errorf("expected final beacon entry in block to be at round %d, got %d", maxRound, last.Round)
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}
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}
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// Verify that all other entries' rounds are as expected for the epochs in between parentEpoch and h.Height
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// If the beacon is UNchained, verify that the block only includes the rounds we want for the epochs in between parentEpoch and h.Height
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for i, e := range h.BeaconEntries {
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// For chained beacons, you must have all the rounds forming a valid chain with prevEntry, so we can skip this step
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correctRound := currBeacon.MaxBeaconRoundForEpoch(nv, parentEpoch+abi.ChainEpoch(i)+1)
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if !currBeacon.IsChained() {
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if e.Round != correctRound {
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// Verify that all other entries' rounds are as expected for the epochs in between parentEpoch and h.Height
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return xerrors.Errorf("unexpected beacon round %d, expected %d for epoch %d", e.Round, correctRound, parentEpoch+abi.ChainEpoch(i))
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for i, e := range h.BeaconEntries {
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correctRound := currBeacon.MaxBeaconRoundForEpoch(nv, parentEpoch+abi.ChainEpoch(i)+1)
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if e.Round != correctRound {
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return xerrors.Errorf("unexpected beacon round %d, expected %d for epoch %d", e.Round, correctRound, parentEpoch+abi.ChainEpoch(i))
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}
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}
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}
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}
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}
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