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Clean up & refactored methods

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This commit is contained in:
obscuren 2014-06-23 11:23:18 +02:00
parent 299b50a0d4
commit bb1641e4ec
1 changed files with 29 additions and 28 deletions
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57
ethchain/state_manager.go
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@ -143,27 +143,23 @@ done:
return receipts, handled, unhandled, err
}
func (sm *StateManager) Process(block *Block, dontReact bool) error {
func (sm *StateManager) Process(block *Block, dontReact bool) (err error) {
// Processing a blocks may never happen simultaneously
sm.mutex.Lock()
defer sm.mutex.Unlock()
if sm.bc.HasBlock(block.Hash()) {
return nil
}
if !sm.bc.HasBlock(block.PrevHash) {
return ParentError(block.PrevHash)
}
parent := sm.bc.GetBlock(block.PrevHash)
return sm.ProcessBlock(parent.State(), parent, block, dontReact)
}
// Block processing and validating with a given (temporarily) state
func (sm *StateManager) ProcessBlock(state *State, parent, block *Block, dontReact bool) (err error) {
// Processing a blocks may never happen simultaneously
sm.mutex.Lock()
defer sm.mutex.Unlock()
hash := block.Hash()
if sm.bc.HasBlock(hash) {
return nil
}
var (
parent = sm.bc.GetBlock(block.PrevHash)
state = parent.State()
)
// Defer the Undo on the Trie. If the block processing happened
// we don't want to undo but since undo only happens on dirty
@ -171,17 +167,7 @@ func (sm *StateManager) ProcessBlock(state *State, parent, block *Block, dontRea
// before that.
defer state.Reset()
// Check if we have the parent hash, if it isn't known we discard it
// Reasons might be catching up or simply an invalid block
if !sm.bc.HasBlock(block.PrevHash) && sm.bc.CurrentBlock != nil {
return ParentError(block.PrevHash)
}
coinbase := state.GetOrNewStateObject(block.Coinbase)
coinbase.SetGasPool(block.CalcGasLimit(parent))
// Process the transactions on to current block
receipts, _, _, _ := sm.ProcessTransactions(coinbase, state, block, parent, block.Transactions())
receipts, err := sm.ApplyDiff(state, parent, block)
defer func() {
if err != nil {
if len(receipts) == len(block.Receipts()) {
@ -194,6 +180,10 @@ func (sm *StateManager) ProcessBlock(state *State, parent, block *Block, dontRea
}
}()
if err != nil {
return err
}
// Block validation
if err = sm.ValidateBlock(block); err != nil {
fmt.Println("[SM] Error validating block:", err)
@ -237,6 +227,17 @@ func (sm *StateManager) ProcessBlock(state *State, parent, block *Block, dontRea
return nil
}
func (sm *StateManager) ApplyDiff(state *State, parent, block *Block) (receipts Receipts, err error) {
coinbase := state.GetOrNewStateObject(block.Coinbase)
coinbase.SetGasPool(block.CalcGasLimit(parent))
// Process the transactions on to current block
receipts, _, _, _ = sm.ProcessTransactions(coinbase, state, block, parent, block.Transactions())
return receipts, nil
}
func (sm *StateManager) CalculateTD(block *Block) bool {
uncleDiff := new(big.Int)
for _, uncle := range block.Uncles {