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core: make voting choose the best validators

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They need to be sorted in order for voting system to work.
This commit is contained in:
Roman Khimov 2020-02-12 18:22:31 +03:00
parent 2ff7ceb8cf
commit f9c6a0d77c
1 changed files with 12 additions and 1 deletions
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13
pkg/core/blockchain.go
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@ -1344,6 +1344,18 @@ func (bc *Blockchain) GetValidators(txes ...*transaction.Transaction) ([]*keys.P
}
validators := cache.GetValidators()
sort.Slice(validators, func(i, j int) bool {
// Unregistered validators go to the end of the list.
if validators[i].Registered != validators[j].Registered {
return validators[i].Registered
}
// The most-voted validators should end up in the front of the list.
if validators[i].Votes != validators[j].Votes {
return validators[i].Votes > validators[j].Votes
}
// Ties are broken with public keys.
return validators[i].PublicKey.Cmp(validators[j].PublicKey) == -1
})
count := state.GetValidatorsWeightedAverage(validators)
standByValidators, err := bc.GetStandByValidators()
@ -1361,7 +1373,6 @@ func (bc *Blockchain) GetValidators(txes ...*transaction.Transaction) ([]*keys.P
pubKeys = append(pubKeys, validator.PublicKey)
}
}
sort.Sort(sort.Reverse(pubKeys))
if pubKeys.Len() >= count {
return pubKeys[:count], nil
}