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core: fix (*NEO).computeCommitteeMembers

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In (*NEO).computeCommitteeMembers we return standbyCommittee in case
if there's not enought candidates. But there can be standby committee
members among candidates, so we need to fill in known votes.
This commit is contained in:
Anna Shaleva 2020-12-23 15:37:56 +03:00
parent be0609cc7a
commit bc3f8a3b48
1 changed files with 19 additions and 11 deletions
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30
pkg/core/native/native_neo.go
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@ -246,11 +246,9 @@ func (n *NEO) updateCommittee(ic *interop.Context) error {
return ic.DAO.PutStorageItem(n.ContractID, prefixCommittee, si)
}
committee, cvs, err := n.computeCommitteeMembers(ic.Chain, ic.DAO)
_, cvs, err := n.computeCommitteeMembers(ic.Chain, ic.DAO)
if err != nil {
return err
} else if cvs == nil {
cvs = toKeysWithVotes(committee)
}
if err := n.updateCache(cvs, ic.Chain); err != nil {
return err
@ -852,18 +850,28 @@ func (n *NEO) computeCommitteeMembers(bc blockchainer.Blockchainer, d dao.DAO) (
// votersCount / totalSupply must be >= 0.2
votersCount.Mul(votersCount, big.NewInt(effectiveVoterTurnout))
voterTurnout := votersCount.Div(votersCount, n.getTotalSupply(d))
if voterTurnout.Sign() != 1 {
pubs := bc.GetStandByCommittee()
return pubs, nil, nil
}
sbVals := bc.GetStandByCommittee()
count := len(sbVals)
cs, err := n.getCandidates(d, false)
if err != nil {
return nil, nil, err
}
sbVals := bc.GetStandByCommittee()
count := len(sbVals)
if len(cs) < count {
return sbVals, nil, nil
if voterTurnout.Sign() != 1 || len(cs) < count {
kvs := make(keysWithVotes, count)
for i := range kvs {
kvs[i].UnmarshaledKey = sbVals[i]
kvs[i].Key = string(sbVals[i].Bytes())
votes := big.NewInt(0)
for j := range cs {
if cs[j].Key == kvs[i].Key {
votes = cs[j].Votes
break
}
}
kvs[i].Votes = votes
}
return sbVals, kvs, nil
}
pubs := make(keys.PublicKeys, count)
for i := range pubs {