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Merge pull request #1022 from obscuren/parallel_nonce_checks

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Parallelise nonce checks
This commit is contained in:
Jeffrey Wilcke
2015-05-18 11:13:53 -07:00
parent d6adadc5e3 40717465bc
commit bd0c0a633b
9 changed files with 119 additions and 25 deletions
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14
core/block_processor.go
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@ -188,7 +188,7 @@ func (sm *BlockProcessor) processWithParent(block, parent *types.Block) (logs st
state := state.New(parent.Root(), sm.db)
// Block validation
if err = sm.ValidateHeader(block.Header(), parent.Header()); err != nil {
if err = sm.ValidateHeader(block.Header(), parent.Header(), false); err != nil {
return
}
@ -268,7 +268,7 @@ func (sm *BlockProcessor) processWithParent(block, parent *types.Block) (logs st
// Validates the current block. Returns an error if the block was invalid,
// an uncle or anything that isn't on the current block chain.
// Validation validates easy over difficult (dagger takes longer time = difficult)
func (sm *BlockProcessor) ValidateHeader(block, parent *types.Header) error {
func (sm *BlockProcessor) ValidateHeader(block, parent *types.Header, checkPow bool) error {
if big.NewInt(int64(len(block.Extra))).Cmp(params.MaximumExtraDataSize) == 1 {
return fmt.Errorf("Block extra data too long (%d)", len(block.Extra))
}
@ -299,9 +299,11 @@ func (sm *BlockProcessor) ValidateHeader(block, parent *types.Header) error {
return BlockEqualTSErr //ValidationError("Block timestamp equal or less than previous block (%v - %v)", block.Time, parent.Time)
}
// Verify the nonce of the block. Return an error if it's not valid
if !sm.Pow.Verify(types.NewBlockWithHeader(block)) {
return ValidationError("Block's nonce is invalid (= %x)", block.Nonce)
if checkPow {
// Verify the nonce of the block. Return an error if it's not valid
if !sm.Pow.Verify(types.NewBlockWithHeader(block)) {
return ValidationError("Block's nonce is invalid (= %x)", block.Nonce)
}
}
return nil
@ -375,7 +377,7 @@ func (sm *BlockProcessor) VerifyUncles(statedb *state.StateDB, block, parent *ty
return UncleError("uncle[%d](%x)'s parent unknown (%x)", i, hash[:4], uncle.ParentHash[0:4])
}
if err := sm.ValidateHeader(uncle, ancestorHeaders[uncle.ParentHash]); err != nil {
if err := sm.ValidateHeader(uncle, ancestorHeaders[uncle.ParentHash], true); err != nil {
return ValidationError(fmt.Sprintf("uncle[%d](%x) header invalid: %v", i, hash[:4], err))
}
}