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Merge pull request #419 from thanhnguyennguyen/isMasterNode-get-snapshot-from-parent

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Tomochain: isMasterNode function gets snapshot at parent block
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Tuna 2019-01-29 10:22:43 +07:00 committed by GitHub
commit 64edd5f037
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1 changed files with 10 additions and 2 deletions
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12
eth/backend.go
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@ -384,9 +384,17 @@ func New(ctx *node.ServiceContext, config *Config) (*Ethereum, error) {
eth.txPool.IsMasterNode = func(address common.Address) bool {
currentHeader := eth.blockchain.CurrentHeader()
snap, err := c.GetSnapshot(eth.blockchain, currentHeader)
header := currentHeader
// Sometimes, the latest block hasn't been inserted to chain yet
// getSnapshot from parent block if it exists
parentHeader := eth.blockchain.GetHeader(currentHeader.ParentHash, currentHeader.Number.Uint64() - 1)
if parentHeader != nil {
// not genesis block
header = parentHeader
}
snap, err := c.GetSnapshot(eth.blockchain, header)
if err != nil {
log.Error("Can't get snapshot with current header ", "number", currentHeader.Number, "hash", currentHeader.Hash().Hex(), "err", err)
log.Error("Can't get snapshot with at ", "number", header.Number, "hash", header.Hash().Hex(), "err", err)
return false
}
if _, ok := snap.Signers[address]; ok {