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-rw-r--r--core/block_processor.go15
-rw-r--r--core/chain_manager.go82
-rw-r--r--core/error.go2
-rw-r--r--core/execution.go11
-rw-r--r--core/genesis.go3
-rw-r--r--core/state_transition.go50
6 files changed, 87 insertions, 76 deletions
diff --git a/core/block_processor.go b/core/block_processor.go
index 395622a8e..f421c3539 100644
--- a/core/block_processor.go
+++ b/core/block_processor.go
@@ -78,21 +78,18 @@ func (self *BlockProcessor) ApplyTransaction(coinbase *state.StateObject, stated
// If we are mining this block and validating we want to set the logs back to 0
statedb.EmptyLogs()
- txGas := new(big.Int).Set(tx.Gas())
-
cb := statedb.GetStateObject(coinbase.Address())
- st := NewStateTransition(NewEnv(statedb, self.bc, tx, block), tx, cb)
- _, err := st.TransitionState()
+ _, gas, err := ApplyMessage(NewEnv(statedb, self.bc, tx, block), tx, cb)
if err != nil && (IsNonceErr(err) || state.IsGasLimitErr(err) || IsInvalidTxErr(err)) {
+ // If the account is managed, remove the invalid nonce.
+ self.bc.TxState().RemoveNonce(tx.From(), tx.Nonce())
return nil, nil, err
}
- txGas.Sub(txGas, st.gas)
-
// Update the state with pending changes
- statedb.Update(txGas)
+ statedb.Update(nil)
- cumulative := new(big.Int).Set(usedGas.Add(usedGas, txGas))
+ cumulative := new(big.Int).Set(usedGas.Add(usedGas, gas))
receipt := types.NewReceipt(statedb.Root(), cumulative)
receipt.SetLogs(statedb.Logs())
receipt.Bloom = types.CreateBloom(types.Receipts{receipt})
@@ -105,7 +102,7 @@ func (self *BlockProcessor) ApplyTransaction(coinbase *state.StateObject, stated
go self.eventMux.Post(logs)
}
- return receipt, txGas, err
+ return receipt, gas, err
}
func (self *BlockProcessor) ChainManager() *ChainManager {
return self.bc
diff --git a/core/chain_manager.go b/core/chain_manager.go
index 97c61395e..af9053820 100644
--- a/core/chain_manager.go
+++ b/core/chain_manager.go
@@ -17,6 +17,9 @@ import (
var (
chainlogger = logger.NewLogger("CHAIN")
jsonlogger = logger.NewJsonLogger()
+
+ blockHashPre = []byte("block-hash-")
+ blockNumPre = []byte("block-num-")
)
type StateQuery interface {
@@ -68,9 +71,7 @@ func CalcGasLimit(parent, block *types.Block) *big.Int {
result := new(big.Int).Add(previous, curInt)
result.Div(result, big.NewInt(1024))
- min := big.NewInt(125000)
-
- return ethutil.BigMax(min, result)
+ return ethutil.BigMax(GenesisGasLimit, result)
}
type ChainManager struct {
@@ -88,7 +89,7 @@ type ChainManager struct {
lastBlockHash []byte
transState *state.StateDB
- txState *state.StateDB
+ txState *state.ManagedState
quit chan struct{}
}
@@ -97,7 +98,8 @@ func NewChainManager(blockDb, stateDb ethutil.Database, mux *event.TypeMux) *Cha
bc := &ChainManager{blockDb: blockDb, stateDb: stateDb, genesisBlock: GenesisBlock(stateDb), eventMux: mux, quit: make(chan struct{})}
bc.setLastBlock()
bc.transState = bc.State().Copy()
- bc.txState = bc.State().Copy()
+ // Take ownership of this particular state
+ bc.txState = state.ManageState(bc.State().Copy())
go bc.update()
return bc
@@ -146,17 +148,17 @@ func (self *ChainManager) TransState() *state.StateDB {
return self.transState
}
-func (self *ChainManager) TxState() *state.StateDB {
+func (self *ChainManager) TxState() *state.ManagedState {
self.tsmu.RLock()
defer self.tsmu.RUnlock()
return self.txState
}
-func (self *ChainManager) setTxState(state *state.StateDB) {
+func (self *ChainManager) setTxState(statedb *state.StateDB) {
self.tsmu.Lock()
defer self.tsmu.Unlock()
- self.txState = state
+ self.txState = state.ManageState(statedb)
}
func (self *ChainManager) setTransState(statedb *state.StateDB) {
@@ -166,9 +168,8 @@ func (self *ChainManager) setTransState(statedb *state.StateDB) {
func (bc *ChainManager) setLastBlock() {
data, _ := bc.blockDb.Get([]byte("LastBlock"))
if len(data) != 0 {
- var block types.Block
- rlp.Decode(bytes.NewReader(data), &block)
- bc.currentBlock = &block
+ block := bc.GetBlock(data)
+ bc.currentBlock = block
bc.lastBlockHash = block.Hash()
// Set the last know difficulty (might be 0x0 as initial value, Genesis)
@@ -221,7 +222,7 @@ func (bc *ChainManager) Reset() {
defer bc.mu.Unlock()
for block := bc.currentBlock; block != nil; block = bc.GetBlock(block.Header().ParentHash) {
- bc.blockDb.Delete(block.Hash())
+ bc.removeBlock(block)
}
// Prepare the genesis block
@@ -232,12 +233,16 @@ func (bc *ChainManager) Reset() {
bc.setTotalDifficulty(ethutil.Big("0"))
}
+func (bc *ChainManager) removeBlock(block *types.Block) {
+ bc.blockDb.Delete(append(blockHashPre, block.Hash()...))
+}
+
func (bc *ChainManager) ResetWithGenesisBlock(gb *types.Block) {
bc.mu.Lock()
defer bc.mu.Unlock()
for block := bc.currentBlock; block != nil; block = bc.GetBlock(block.Header().ParentHash) {
- bc.blockDb.Delete(block.Hash())
+ bc.removeBlock(block)
}
// Prepare the genesis block
@@ -262,15 +267,20 @@ func (self *ChainManager) Export() []byte {
}
func (bc *ChainManager) insert(block *types.Block) {
- encodedBlock := ethutil.Encode(block)
- bc.blockDb.Put([]byte("LastBlock"), encodedBlock)
+ //encodedBlock := ethutil.Encode(block)
+ bc.blockDb.Put([]byte("LastBlock"), block.Hash())
bc.currentBlock = block
bc.lastBlockHash = block.Hash()
+
+ key := append(blockNumPre, block.Number().Bytes()...)
+ bc.blockDb.Put(key, bc.lastBlockHash)
}
func (bc *ChainManager) write(block *types.Block) {
encodedBlock := ethutil.Encode(block.RlpDataForStorage())
- bc.blockDb.Put(block.Hash(), encodedBlock)
+
+ key := append(blockHashPre, block.Hash()...)
+ bc.blockDb.Put(key, encodedBlock)
}
// Accessors
@@ -280,7 +290,7 @@ func (bc *ChainManager) Genesis() *types.Block {
// Block fetching methods
func (bc *ChainManager) HasBlock(hash []byte) bool {
- data, _ := bc.blockDb.Get(hash)
+ data, _ := bc.blockDb.Get(append(blockHashPre, hash...))
return len(data) != 0
}
@@ -308,7 +318,7 @@ func (self *ChainManager) GetBlockHashesFromHash(hash []byte, max uint64) (chain
}
func (self *ChainManager) GetBlock(hash []byte) *types.Block {
- data, _ := self.blockDb.Get(hash)
+ data, _ := self.blockDb.Get(append(blockHashPre, hash...))
if len(data) == 0 {
return nil
}
@@ -321,6 +331,18 @@ func (self *ChainManager) GetBlock(hash []byte) *types.Block {
return &block
}
+func (self *ChainManager) GetBlockByNumber(num uint64) *types.Block {
+ self.mu.RLock()
+ defer self.mu.RUnlock()
+
+ key, _ := self.blockDb.Get(append(blockNumPre, big.NewInt(int64(num)).Bytes()...))
+ if len(key) == 0 {
+ return nil
+ }
+
+ return self.GetBlock(key)
+}
+
func (self *ChainManager) GetUnclesInChain(block *types.Block, length int) (uncles []*types.Header) {
for i := 0; block != nil && i < length; i++ {
uncles = append(uncles, block.Uncles()...)
@@ -343,24 +365,6 @@ func (self *ChainManager) GetAncestors(block *types.Block, length int) (blocks [
return
}
-func (self *ChainManager) GetBlockByNumber(num uint64) *types.Block {
- self.mu.RLock()
- defer self.mu.RUnlock()
-
- var block *types.Block
-
- if num <= self.currentBlock.Number().Uint64() {
- block = self.currentBlock
- for ; block != nil; block = self.GetBlock(block.Header().ParentHash) {
- if block.Header().Number.Uint64() == num {
- break
- }
- }
- }
-
- return block
-}
-
func (bc *ChainManager) setTotalDifficulty(td *big.Int) {
bc.blockDb.Put([]byte("LTD"), td.Bytes())
bc.td = td
@@ -414,9 +418,9 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
}
h := block.Header()
- chainlogger.Infof("block #%v process failed (%x)\n", h.Number, h.Hash()[:4])
- chainlogger.Infoln(block)
+ chainlogger.Infof("INVALID block #%v (%x)\n", h.Number, h.Hash()[:4])
chainlogger.Infoln(err)
+ chainlogger.Debufln(block)
return err
}
block.Td = td
@@ -450,6 +454,8 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
*/
self.setTransState(state.New(block.Root(), self.stateDb))
+ self.setTxState(state.New(block.Root(), self.stateDb))
+
queue[i] = ChainEvent{block}
queueEvent.canonicalCount++
} else {
diff --git a/core/error.go b/core/error.go
index 04e40646c..69e320eb0 100644
--- a/core/error.go
+++ b/core/error.go
@@ -78,7 +78,7 @@ func (err *NonceErr) Error() string {
}
func NonceError(is, exp uint64) *NonceErr {
- return &NonceErr{Message: fmt.Sprintf("Nonce err. Is %d, expected %d", is, exp), Is: is, Exp: exp}
+ return &NonceErr{Message: fmt.Sprintf("Transaction w/ invalid nonce (%d / %d)", is, exp), Is: is, Exp: exp}
}
func IsNonceErr(err error) bool {
diff --git a/core/execution.go b/core/execution.go
index 4a69cce09..be45eeeb4 100644
--- a/core/execution.go
+++ b/core/execution.go
@@ -25,10 +25,7 @@ func (self *Execution) Addr() []byte {
func (self *Execution) Call(codeAddr []byte, caller vm.ContextRef) ([]byte, error) {
// Retrieve the executing code
- var code []byte
- if self.env.State().GetStateObject(codeAddr) != nil {
- code = self.env.State().GetCode(codeAddr)
- }
+ code := self.env.State().GetCode(codeAddr)
return self.exec(code, codeAddr, caller)
}
@@ -62,7 +59,11 @@ func (self *Execution) exec(code, contextAddr []byte, caller vm.ContextRef) (ret
snapshot := env.State().Copy()
start := time.Now()
- ret, err = evm.Run(to, caller, code, self.value, self.Gas, self.price, self.input)
+
+ context := vm.NewContext(caller, to, self.value, self.Gas, self.price)
+ context.SetCallCode(contextAddr, code)
+
+ ret, err = evm.Run(context, self.input) //self.value, self.Gas, self.price, self.input)
chainlogger.Debugf("vm took %v\n", time.Since(start))
if err != nil {
env.State().Set(snapshot)
diff --git a/core/genesis.go b/core/genesis.go
index a3f5dfb38..a3d701f9f 100644
--- a/core/genesis.go
+++ b/core/genesis.go
@@ -23,11 +23,12 @@ var EmptyShaList = crypto.Sha3(ethutil.Encode([]interface{}{}))
var EmptyListRoot = crypto.Sha3(ethutil.Encode(""))
var GenesisDiff = big.NewInt(131072)
+var GenesisGasLimit = big.NewInt(3141592)
func GenesisBlock(db ethutil.Database) *types.Block {
genesis := types.NewBlock(ZeroHash256, ZeroHash160, nil, GenesisDiff, 42, "")
genesis.Header().Number = ethutil.Big0
- genesis.Header().GasLimit = big.NewInt(1000000)
+ genesis.Header().GasLimit = GenesisGasLimit
genesis.Header().GasUsed = ethutil.Big0
genesis.Header().Time = 0
genesis.Header().SeedHash = make([]byte, 32)
diff --git a/core/state_transition.go b/core/state_transition.go
index 7659e3d50..f49aed874 100644
--- a/core/state_transition.go
+++ b/core/state_transition.go
@@ -69,6 +69,10 @@ func MessageGasValue(msg Message) *big.Int {
return new(big.Int).Mul(msg.Gas(), msg.GasPrice())
}
+func ApplyMessage(env vm.Environment, msg Message, coinbase *state.StateObject) ([]byte, *big.Int, error) {
+ return NewStateTransition(env, msg, coinbase).transitionState()
+}
+
func NewStateTransition(env vm.Environment, msg Message, coinbase *state.StateObject) *StateTransition {
return &StateTransition{
coinbase: coinbase.Address(),
@@ -144,13 +148,16 @@ func (self *StateTransition) preCheck() (err error) {
// Pre-pay gas / Buy gas of the coinbase account
if err = self.BuyGas(); err != nil {
+ if state.IsGasLimitErr(err) {
+ return err
+ }
return InvalidTxError(err)
}
return nil
}
-func (self *StateTransition) TransitionState() (ret []byte, err error) {
+func (self *StateTransition) transitionState() (ret []byte, usedGas *big.Int, err error) {
// statelogger.Debugf("(~) %x\n", self.msg.Hash())
// XXX Transactions after this point are considered valid.
@@ -163,11 +170,9 @@ func (self *StateTransition) TransitionState() (ret []byte, err error) {
sender = self.From()
)
- defer self.RefundGas()
-
// Transaction gas
if err = self.UseGas(vm.GasTx); err != nil {
- return nil, InvalidTxError(err)
+ return nil, nil, InvalidTxError(err)
}
// Increment the nonce for the next transaction
@@ -184,15 +189,13 @@ func (self *StateTransition) TransitionState() (ret []byte, err error) {
}
}
if err = self.UseGas(big.NewInt(dgas)); err != nil {
- println("2")
- return nil, InvalidTxError(err)
+ return nil, nil, InvalidTxError(err)
}
- //stateCopy := self.env.State().Copy()
vmenv := self.env
var ref vm.ContextRef
if MessageCreatesContract(msg) {
- contract := MakeContract(msg, self.state)
+ contract := makeContract(msg, self.state)
ret, err, ref = vmenv.Create(sender, contract.Address(), self.msg.Data(), self.gas, self.gasPrice, self.value)
if err == nil {
dataGas := big.NewInt(int64(len(ret)))
@@ -208,29 +211,22 @@ func (self *StateTransition) TransitionState() (ret []byte, err error) {
}
if err != nil && IsValueTransferErr(err) {
- return nil, InvalidTxError(err)
+ return nil, nil, InvalidTxError(err)
}
- return
-}
-
-// Converts an transaction in to a state object
-func MakeContract(msg Message, state *state.StateDB) *state.StateObject {
- addr := AddressFromMessage(msg)
-
- contract := state.GetOrNewStateObject(addr)
- contract.SetInitCode(msg.Data())
+ self.refundGas()
+ self.state.AddBalance(self.coinbase, new(big.Int).Mul(self.gasUsed(), self.gasPrice))
- return contract
+ return ret, self.gasUsed(), err
}
-func (self *StateTransition) RefundGas() {
+func (self *StateTransition) refundGas() {
coinbase, sender := self.Coinbase(), self.From()
// Return remaining gas
remaining := new(big.Int).Mul(self.gas, self.msg.GasPrice())
sender.AddBalance(remaining)
- uhalf := new(big.Int).Div(self.GasUsed(), ethutil.Big2)
+ uhalf := new(big.Int).Div(self.gasUsed(), ethutil.Big2)
for addr, ref := range self.state.Refunds() {
refund := ethutil.BigMin(uhalf, ref)
self.gas.Add(self.gas, refund)
@@ -240,6 +236,16 @@ func (self *StateTransition) RefundGas() {
coinbase.RefundGas(self.gas, self.msg.GasPrice())
}
-func (self *StateTransition) GasUsed() *big.Int {
+func (self *StateTransition) gasUsed() *big.Int {
return new(big.Int).Sub(self.initialGas, self.gas)
}
+
+// Converts an message in to a state object
+func makeContract(msg Message, state *state.StateDB) *state.StateObject {
+ addr := AddressFromMessage(msg)
+
+ contract := state.GetOrNewStateObject(addr)
+ contract.SetInitCode(msg.Data())
+
+ return contract
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-27 07:23:01 +0800