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core: concurrent background transaction sender ecrecover

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Péter Szilágyi
2018-06-04 14:09:16 +03:00
parent 400332b99d
commit 2ab24a2a8f
3 changed files with 113 additions and 0 deletions
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7
core/blockchain.go
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@ -1005,6 +1005,10 @@ func (bc *BlockChain) InsertChain(chain types.Blocks) (int, error) {
// only reason this method exists as a separate one is to make locking cleaner
// with deferred statements.
func (bc *BlockChain) insertChain(chain types.Blocks) (int, []interface{}, []*types.Log, error) {
// Sanity check that we have something meaningful to import
if len(chain) == 0 {
return 0, nil, nil, nil
}
// Do a sanity check that the provided chain is actually ordered and linked
for i := 1; i < len(chain); i++ {
if chain[i].NumberU64() != chain[i-1].NumberU64()+1 || chain[i].ParentHash() != chain[i-1].Hash() {
@ -1043,6 +1047,9 @@ func (bc *BlockChain) insertChain(chain types.Blocks) (int, []interface{}, []*ty
abort, results := bc.engine.VerifyHeaders(bc, headers, seals)
defer close(abort)
// Start a parallel signature recovery (signer will fluke on fork transition, minimal perf loss)
senderCacher.recoverFromBlocks(types.MakeSigner(bc.chainConfig, chain[0].Number()), chain)
// Iterate over the blocks and insert when the verifier permits
for i, block := range chain {
// If the chain is terminating, stop processing blocks