Moved messages eventing to chain manager

chain/block_manager.go

@@ -177,24 +177,24 @@ done:
 	return receipts, handled, unhandled, erroneous, err
 }
 
-func (sm *BlockManager) Process(block *Block) (td *big.Int, err error) {
+func (sm *BlockManager) Process(block *Block) (td *big.Int, msgs state.Messages, err error) {
 	// Processing a blocks may never happen simultaneously
 	sm.mutex.Lock()
 	defer sm.mutex.Unlock()
 
 	if sm.bc.HasBlock(block.Hash()) {
-		return nil, nil
+		return nil, nil, nil
 	}
 
 	if !sm.bc.HasBlock(block.PrevHash) {
-		return nil, ParentError(block.PrevHash)
+		return nil, nil, ParentError(block.PrevHash)
 	}
 	parent := sm.bc.GetBlock(block.PrevHash)
 
 	return sm.ProcessWithParent(block, parent)
 }
 
-func (sm *BlockManager) ProcessWithParent(block, parent *Block) (td *big.Int, err error) {
+func (sm *BlockManager) ProcessWithParent(block, parent *Block) (td *big.Int, messages state.Messages, err error) {
 	sm.lastAttemptedBlock = block
 
 	state := parent.State().Copy()
@@ -211,33 +211,36 @@ func (sm *BlockManager) ProcessWithParent(block, parent *Block) (td *big.Int, er
 
 	receipts, err := sm.ApplyDiff(state, parent, block)
 	if err != nil {
-		return nil, err
+		return
 	}
 	block.SetReceipts(receipts)
 
 	txSha := DeriveSha(block.transactions)
 	if bytes.Compare(txSha, block.TxSha) != 0 {
-		return nil, fmt.Errorf("Error validating transaction sha. Received %x, got %x", block.TxSha, txSha)
+		err = fmt.Errorf("Error validating transaction sha. Received %x, got %x", block.TxSha, txSha)
+		return
 	}
 
 	receiptSha := DeriveSha(receipts)
 	if bytes.Compare(receiptSha, block.ReceiptSha) != 0 {
-		return nil, fmt.Errorf("Error validating receipt sha. Received %x, got %x", block.ReceiptSha, receiptSha)
+		err = fmt.Errorf("Error validating receipt sha. Received %x, got %x", block.ReceiptSha, receiptSha)
+		return
 	}
 
 	// Block validation
 	if err = sm.ValidateBlock(block, parent); err != nil {
 		statelogger.Errorln("Error validating block:", err)
-		return nil, err
+		return
 	}
 
 	if err = sm.AccumelateRewards(state, block, parent); err != nil {
 		statelogger.Errorln("Error accumulating reward", err)
-		return nil, err
+		return
 	}
 
 	if bytes.Compare(CreateBloom(block), block.LogsBloom) != 0 {
-		return nil, errors.New("Unable to replicate block's bloom")
+		err = errors.New("Unable to replicate block's bloom")
+		return
 	}
 
 	state.Update()
@@ -256,13 +259,14 @@ func (sm *BlockManager) ProcessWithParent(block, parent *Block) (td *big.Int, er
 
 		sm.transState = state.Copy()
 
+		messages := state.Manifest().Messages
 		state.Manifest().Reset()
 
 		sm.eth.TxPool().RemoveSet(block.Transactions())
 
-		return td, nil
+		return td, messages, nil
 	} else {
-		return nil, errors.New("total diff failed")
+		return nil, nil, errors.New("total diff failed")
 	}
 }
 

chain/chain_manager.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/ethereum/go-ethereum/ethutil"
 	"github.com/ethereum/go-ethereum/logger"
+	"github.com/ethereum/go-ethereum/state"
 )
 
 var chainlogger = logger.NewLogger("CHAIN")
@@ -303,8 +304,9 @@ func (bc *ChainManager) Stop() {
 }
 
 type link struct {
-	block *Block
+	block    *Block
-	td    *big.Int
+	messages state.Messages
+	td       *big.Int
 }
 
 type BlockChain struct {
@@ -315,7 +317,7 @@ func NewChain(blocks Blocks) *BlockChain {
 	chain := &BlockChain{list.New()}
 
 	for _, block := range blocks {
-		chain.PushBack(&link{block, nil})
+		chain.PushBack(&link{block, nil, nil})
 	}
 
 	return chain
@@ -329,6 +331,7 @@ func (self *ChainManager) InsertChain(chain *BlockChain) {
 		self.SetTotalDifficulty(link.td)
 		self.add(link.block)
 		self.Ethereum.EventMux().Post(NewBlockEvent{link.block})
+		self.Ethereum.EventMux().Post(link.messages)
 	}
 }
 
@@ -350,7 +353,8 @@ func (self *ChainManager) TestChain(chain *BlockChain) (td *big.Int, err error)
 			return
 		}
 
-		td, err = self.Ethereum.BlockManager().ProcessWithParent(block, parent)
+		var messages state.Messages
+		td, messages, err = self.Ethereum.BlockManager().ProcessWithParent(block, parent)
 		if err != nil {
 			chainlogger.Infoln(err)
 			chainlogger.Debugf("Block #%v failed (%x...)\n", block.Number, block.Hash()[0:4])
@@ -360,6 +364,7 @@ func (self *ChainManager) TestChain(chain *BlockChain) (td *big.Int, err error)
 			return
 		}
 		l.td = td
+		l.messages = messages
 	}
 
 	if td.Cmp(self.TD) <= 0 {

cmd/evm/main.go

@@ -58,7 +58,7 @@ func main() {
 
 	logger.AddLogSystem(logger.NewStdLogSystem(os.Stdout, log.LstdFlags, logger.LogLevel(*loglevel)))
 
-	ethutil.ReadConfig(".ethtest", "/tmp/evm", "")
+	ethutil.ReadConfig("/tm/evmtest", "/tmp/evm", "")
 
 	stateObject := state.NewStateObject([]byte("evmuser"))
 	closure := vm.NewClosure(nil, stateObject, stateObject, ethutil.Hex2Bytes(*code), ethutil.Big(*gas), ethutil.Big(*price))