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| author | Jimmy Hu <jimmy.hu@dexon.org> | 2019-03-30 22:53:11 +0800 |
|---|---|---|
| committer | Wei-Ning Huang <w@byzantine-lab.io> | 2019-06-15 22:09:55 +0800 |
| commit | 7db36faceacb33530dcce7c6bfb3893174bed69c (patch) | |
| tree | f9b1198bb719364590089b3fc5d6cb17850771e1 | |
| parent | a3977690641f136dcf2dbc183f77de3b3cdcca99 (diff) | |
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core/vm: resetDKG if ttoo less qualified (#318)
| -rw-r--r-- | core/vm/oracle_contracts.go | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/core/vm/oracle_contracts.go b/core/vm/oracle_contracts.go index cf9164a5f..fbed2d48d 100644 --- a/core/vm/oracle_contracts.go +++ b/core/vm/oracle_contracts.go @@ -1966,7 +1966,15 @@ func (g *GovernanceContract) resetDKG(newSignedCRS []byte) ([]byte, error) { // If 2f + 1 of DKG set is finalized, check if DKG succeeded. if g.state.DKGFinalizedsCount().Uint64() >= threshold { - _, err := g.coreDKGUtils.NewGroupPublicKey(&g.state, nextRound, tsigThreshold) + gpk, err := g.coreDKGUtils.NewGroupPublicKey(&g.state, nextRound, tsigThreshold) + if gpk, ok := gpk.(*dkgTypes.GroupPublicKey); ok { + nextRound := new(big.Int).Add(g.evm.Round, big.NewInt(1)) + if len(gpk.QualifyNodeIDs) < coreUtils.GetDKGValidThreshold(&coreTypes.Config{ + NotarySetSize: uint32(g.configNotarySetSize(nextRound).Uint64())}) { + err = dkgTypes.ErrNotReachThreshold + } + } + // DKG success. if err == nil { return nil, errExecutionReverted |