2014-02-14 14:56:09 -08:00
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package ethchain
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import (
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"bytes"
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2014-06-02 06:20:27 -07:00
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"container/list"
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2014-02-14 14:56:09 -08:00
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"fmt"
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"github.com/ethereum/eth-go/ethutil"
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2014-03-05 01:42:51 -08:00
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"github.com/ethereum/eth-go/ethwire"
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2014-02-14 14:56:09 -08:00
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"math/big"
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"sync"
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"time"
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)
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type BlockProcessor interface {
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ProcessBlock(block *Block)
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}
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2014-06-02 06:20:27 -07:00
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type Peer interface {
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Inbound() bool
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LastSend() time.Time
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LastPong() int64
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Host() []byte
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Port() uint16
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Version() string
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PingTime() string
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Connected() *int32
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}
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2014-03-05 01:42:51 -08:00
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type EthManager interface {
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StateManager() *StateManager
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2014-03-05 01:42:51 -08:00
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BlockChain() *BlockChain
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TxPool() *TxPool
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Broadcast(msgType ethwire.MsgType, data []interface{})
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Reactor() *ethutil.ReactorEngine
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PeerCount() int
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IsMining() bool
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IsListening() bool
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Peers() *list.List
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2014-03-05 01:42:51 -08:00
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}
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2014-03-05 01:57:32 -08:00
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type StateManager struct {
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2014-02-14 14:56:09 -08:00
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// Mutex for locking the block processor. Blocks can only be handled one at a time
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mutex sync.Mutex
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// Canonical block chain
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2014-02-14 14:56:09 -08:00
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bc *BlockChain
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// Stack for processing contracts
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stack *Stack
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// non-persistent key/value memory storage
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mem map[string]*big.Int
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2014-05-08 09:41:45 -07:00
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// Proof of work used for validating
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2014-02-14 14:56:09 -08:00
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Pow PoW
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2014-05-08 09:41:45 -07:00
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// The ethereum manager interface
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2014-03-05 01:42:51 -08:00
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Ethereum EthManager
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// The managed states
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2014-05-08 09:26:46 -07:00
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// Transiently state. The trans state isn't ever saved, validated and
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// it could be used for setting account nonces without effecting
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// the main states.
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transState *State
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2014-05-17 05:07:52 -07:00
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// Mining state. The mining state is used purely and solely by the mining
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// operation.
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miningState *State
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2014-02-14 14:56:09 -08:00
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}
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2014-03-05 01:57:32 -08:00
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func NewStateManager(ethereum EthManager) *StateManager {
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sm := &StateManager{
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2014-05-08 09:41:45 -07:00
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stack: NewStack(),
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mem: make(map[string]*big.Int),
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Pow: &EasyPow{},
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Ethereum: ethereum,
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bc: ethereum.BlockChain(),
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2014-02-14 14:56:09 -08:00
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}
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2014-05-17 05:07:52 -07:00
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sm.transState = ethereum.BlockChain().CurrentBlock.State().Copy()
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sm.miningState = ethereum.BlockChain().CurrentBlock.State().Copy()
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2014-05-08 09:26:46 -07:00
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2014-03-05 01:57:32 -08:00
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return sm
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2014-02-14 14:56:09 -08:00
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}
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2014-05-17 05:07:52 -07:00
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func (sm *StateManager) CurrentState() *State {
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return sm.Ethereum.BlockChain().CurrentBlock.State()
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2014-03-05 01:42:51 -08:00
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}
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2014-05-08 09:26:46 -07:00
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func (sm *StateManager) TransState() *State {
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return sm.transState
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2014-02-22 16:56:48 -08:00
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}
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2014-05-17 05:07:52 -07:00
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func (sm *StateManager) MiningState() *State {
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return sm.miningState
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}
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func (sm *StateManager) NewMiningState() *State {
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sm.miningState = sm.Ethereum.BlockChain().CurrentBlock.State().Copy()
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return sm.miningState
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}
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2014-03-05 01:57:32 -08:00
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func (sm *StateManager) BlockChain() *BlockChain {
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return sm.bc
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2014-02-14 14:56:09 -08:00
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}
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2014-05-22 09:24:04 -07:00
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func (sm *StateManager) MakeStateObject(state *State, tx *Transaction) *StateObject {
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contract := MakeContract(tx, state)
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if contract != nil {
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state.states[string(tx.CreationAddress())] = contract.state
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2014-04-23 02:51:04 -07:00
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return contract
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2014-03-05 01:42:51 -08:00
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}
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2014-04-23 02:51:04 -07:00
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return nil
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2014-03-05 01:42:51 -08:00
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}
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2014-06-13 03:45:11 -07:00
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type StateTransition struct {
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coinbase []byte
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tx *Transaction
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gas *big.Int
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state *State
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block *Block
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cb, rec, sen *StateObject
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}
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func NewStateTransition(coinbase []byte, gas *big.Int, tx *Transaction, state *State, block *Block) *StateTransition {
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return &StateTransition{coinbase, tx, new(big.Int), state, block, nil, nil, nil}
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}
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func (self *StateTransition) Coinbase() *StateObject {
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if self.cb != nil {
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return self.cb
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}
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self.cb = self.state.GetAccount(self.coinbase)
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return self.cb
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}
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func (self *StateTransition) Sender() *StateObject {
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if self.sen != nil {
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return self.sen
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}
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self.sen = self.state.GetAccount(self.tx.Sender())
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return self.sen
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}
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func (self *StateTransition) Receiver() *StateObject {
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if self.tx.CreatesContract() {
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return nil
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}
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if self.rec != nil {
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return self.rec
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}
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self.rec = self.state.GetAccount(self.tx.Recipient)
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return self.rec
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}
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func (self *StateTransition) UseGas(amount *big.Int) error {
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if self.gas.Cmp(amount) < 0 {
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return OutOfGasError()
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}
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self.gas.Sub(self.gas, amount)
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return nil
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}
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func (self *StateTransition) AddGas(amount *big.Int) {
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self.gas.Add(self.gas, amount)
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}
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func (self *StateTransition) BuyGas() error {
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var err error
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sender := self.Sender()
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if sender.Amount.Cmp(self.tx.GasValue()) < 0 {
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return fmt.Errorf("Insufficient funds to pre-pay gas. Req %v, has %v", self.tx.GasValue(), self.tx.Value)
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}
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coinbase := self.Coinbase()
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err = coinbase.BuyGas(self.tx.Gas, self.tx.GasPrice)
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if err != nil {
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return err
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}
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self.state.UpdateStateObject(coinbase)
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self.AddGas(self.tx.Gas)
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sender.SubAmount(self.tx.GasValue())
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return nil
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}
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func (self *StateManager) TransitionState(st *StateTransition) (err error) {
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//snapshot := st.state.Snapshot()
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2014-06-11 12:55:23 -07:00
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defer func() {
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if r := recover(); r != nil {
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ethutil.Config.Log.Infoln(r)
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err = fmt.Errorf("%v", r)
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}
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}()
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2014-06-13 03:45:11 -07:00
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var (
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tx = st.tx
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sender = st.Sender()
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receiver *StateObject
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)
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2014-06-11 12:55:23 -07:00
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if sender.Nonce != tx.Nonce {
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2014-06-13 03:45:11 -07:00
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return NonceError(tx.Nonce, sender.Nonce)
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2014-06-11 12:55:23 -07:00
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}
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sender.Nonce += 1
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defer func() {
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// Notify all subscribers
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self.Ethereum.Reactor().Post("newTx:post", tx)
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}()
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2014-06-13 03:45:11 -07:00
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if err = st.BuyGas(); err != nil {
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return err
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}
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2014-06-11 12:55:23 -07:00
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2014-06-13 03:45:11 -07:00
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receiver = st.Receiver()
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2014-06-11 12:55:23 -07:00
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2014-06-13 03:45:11 -07:00
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if err = st.UseGas(GasTx); err != nil {
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return err
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2014-06-11 12:55:23 -07:00
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}
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2014-06-13 03:45:11 -07:00
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dataPrice := big.NewInt(int64(len(tx.Data)))
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dataPrice.Mul(dataPrice, GasData)
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if err = st.UseGas(dataPrice); err != nil {
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return err
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}
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2014-06-11 12:55:23 -07:00
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2014-06-13 03:45:11 -07:00
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if receiver == nil { // Contract
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receiver = self.MakeStateObject(st.state, tx)
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if receiver == nil {
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return fmt.Errorf("ERR. Unable to create contract with transaction %v", tx)
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}
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}
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2014-06-11 12:55:23 -07:00
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2014-06-13 03:45:11 -07:00
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if err = self.transferValue(st, sender, receiver); err != nil {
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return err
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2014-06-11 12:55:23 -07:00
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}
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2014-06-13 03:45:11 -07:00
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if tx.CreatesContract() {
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fmt.Println(Disassemble(receiver.Init()))
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// Evaluate the initialization script
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// and use the return value as the
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// script section for the state object.
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//script, gas, err = sm.Eval(state, contract.Init(), contract, tx, block)
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code, err := self.Eval(st, receiver.Init(), receiver)
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if err != nil {
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return fmt.Errorf("Error during init script run %v", err)
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}
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2014-06-11 12:55:23 -07:00
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2014-06-13 03:45:11 -07:00
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receiver.script = code
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}
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2014-06-11 12:55:23 -07:00
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2014-06-13 03:45:11 -07:00
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st.state.UpdateStateObject(sender)
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st.state.UpdateStateObject(receiver)
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return nil
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2014-06-11 12:55:23 -07:00
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}
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2014-06-13 03:45:11 -07:00
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func (self *StateManager) transferValue(st *StateTransition, sender, receiver *StateObject) error {
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if sender.Amount.Cmp(st.tx.Value) < 0 {
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return fmt.Errorf("Insufficient funds to transfer value. Req %v, has %v", st.tx.Value, sender.Amount)
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}
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// Subtract the amount from the senders account
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sender.SubAmount(st.tx.Value)
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// Add the amount to receivers account which should conclude this transaction
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receiver.AddAmount(st.tx.Value)
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2014-06-10 08:23:32 -07:00
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2014-06-13 03:45:11 -07:00
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ethutil.Config.Log.Debugf("%x => %x (%v) %x\n", sender.Address()[:4], receiver.Address()[:4], st.tx.Value, st.tx.Hash())
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2014-06-11 12:55:23 -07:00
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2014-06-13 03:45:11 -07:00
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return nil
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}
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func (self *StateManager) ProcessTransactions(coinbase []byte, state *State, block, parent *Block, txs Transactions) (Receipts, Transactions, Transactions, error) {
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var (
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receipts Receipts
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handled, unhandled Transactions
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totalUsedGas = big.NewInt(0)
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err error
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)
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done:
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for i, tx := range txs {
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txGas := new(big.Int).Set(tx.Gas)
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st := NewStateTransition(coinbase, tx.Gas, tx, state, block)
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err = self.TransitionState(st)
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2014-05-22 08:35:26 -07:00
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if err != nil {
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2014-06-13 03:45:11 -07:00
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switch {
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case IsNonceErr(err):
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err = nil // ignore error
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2014-06-10 08:23:32 -07:00
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continue
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2014-06-13 03:45:11 -07:00
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case IsGasLimitErr(err):
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unhandled = txs[i:]
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2014-05-28 06:07:11 -07:00
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2014-06-13 03:45:11 -07:00
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break done
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default:
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ethutil.Config.Log.Infoln(err)
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}
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2014-05-22 08:35:26 -07:00
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}
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2014-06-13 03:45:11 -07:00
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txGas.Sub(txGas, st.gas)
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accumelative := new(big.Int).Set(totalUsedGas.Add(totalUsedGas, txGas))
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2014-05-22 08:35:26 -07:00
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receipt := &Receipt{tx, ethutil.CopyBytes(state.Root().([]byte)), accumelative}
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receipts = append(receipts, receipt)
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2014-06-13 03:45:11 -07:00
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handled = append(handled, tx)
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2014-05-20 15:17:50 -07:00
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}
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2014-05-22 08:35:26 -07:00
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2014-06-12 02:19:32 -07:00
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fmt.Println("################# MADE\n", receipts, "\n############################")
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2014-06-13 03:45:11 -07:00
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parent.GasUsed = totalUsedGas
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2014-06-11 02:40:40 -07:00
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2014-06-13 03:45:11 -07:00
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return receipts, handled, unhandled, err
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2014-05-20 15:17:50 -07:00
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}
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2014-06-13 03:45:11 -07:00
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func (self *StateManager) Eval(st *StateTransition, script []byte, context *StateObject) (ret []byte, err error) {
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2014-05-28 03:05:46 -07:00
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var (
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2014-06-13 03:45:11 -07:00
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tx = st.tx
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block = st.block
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initiator = st.Sender()
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2014-05-28 03:05:46 -07:00
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)
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2014-06-13 03:45:11 -07:00
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closure := NewClosure(initiator, context, script, st.state, st.gas, tx.GasPrice)
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vm := NewVm(st.state, self, RuntimeVars{
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Origin: initiator.Address(),
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|
BlockNumber: block.BlockInfo().Number,
|
|
|
|
PrevHash: block.PrevHash,
|
|
|
|
Coinbase: block.Coinbase,
|
|
|
|
Time: block.Time,
|
|
|
|
Diff: block.Difficulty,
|
|
|
|
Value: tx.Value,
|
|
|
|
})
|
|
|
|
ret, _, err = closure.Call(vm, tx.Data, nil)
|
2014-06-10 08:23:32 -07:00
|
|
|
|
2014-05-28 03:05:46 -07:00
|
|
|
return
|
2014-02-14 14:56:09 -08:00
|
|
|
}
|
|
|
|
|
2014-05-21 02:42:20 -07:00
|
|
|
func (sm *StateManager) Process(block *Block, dontReact bool) error {
|
|
|
|
if !sm.bc.HasBlock(block.PrevHash) {
|
|
|
|
return ParentError(block.PrevHash)
|
|
|
|
}
|
|
|
|
|
|
|
|
parent := sm.bc.GetBlock(block.PrevHash)
|
|
|
|
|
|
|
|
return sm.ProcessBlock(parent.State(), parent, block, dontReact)
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2014-02-14 14:56:09 -08:00
|
|
|
// Block processing and validating with a given (temporarily) state
|
2014-05-21 02:42:20 -07:00
|
|
|
func (sm *StateManager) ProcessBlock(state *State, parent, block *Block, dontReact bool) error {
|
2014-02-14 14:56:09 -08:00
|
|
|
// Processing a blocks may never happen simultaneously
|
2014-03-05 01:57:32 -08:00
|
|
|
sm.mutex.Lock()
|
|
|
|
defer sm.mutex.Unlock()
|
2014-02-14 14:56:09 -08:00
|
|
|
hash := block.Hash()
|
|
|
|
|
2014-03-05 01:57:32 -08:00
|
|
|
if sm.bc.HasBlock(hash) {
|
2014-04-30 08:13:32 -07:00
|
|
|
//fmt.Println("[STATE] We already have this block, ignoring")
|
2014-02-14 14:56:09 -08:00
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
2014-04-29 03:36:27 -07:00
|
|
|
// Defer the Undo on the Trie. If the block processing happened
|
|
|
|
// we don't want to undo but since undo only happens on dirty
|
|
|
|
// nodes this won't happen because Commit would have been called
|
|
|
|
// before that.
|
2014-05-17 05:07:52 -07:00
|
|
|
defer state.Reset()
|
2014-04-29 03:36:27 -07:00
|
|
|
|
2014-02-14 14:56:09 -08:00
|
|
|
// 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
|
2014-03-05 01:57:32 -08:00
|
|
|
if !sm.bc.HasBlock(block.PrevHash) && sm.bc.CurrentBlock != nil {
|
2014-02-14 14:56:09 -08:00
|
|
|
return ParentError(block.PrevHash)
|
|
|
|
}
|
2014-06-12 02:19:32 -07:00
|
|
|
fmt.Println(block.Receipts())
|
2014-02-14 14:56:09 -08:00
|
|
|
|
|
|
|
// Process the transactions on to current block
|
2014-06-13 03:45:11 -07:00
|
|
|
//sm.ApplyTransactions(block.Coinbase, state, parent, block.Transactions())
|
|
|
|
sm.ProcessTransactions(block.Coinbase, state, block, parent, block.Transactions())
|
2014-02-14 14:56:09 -08:00
|
|
|
|
|
|
|
// Block validation
|
2014-03-05 01:57:32 -08:00
|
|
|
if err := sm.ValidateBlock(block); err != nil {
|
2014-03-24 07:04:29 -07:00
|
|
|
fmt.Println("[SM] Error validating block:", err)
|
2014-02-14 14:56:09 -08:00
|
|
|
return err
|
|
|
|
}
|
|
|
|
|
|
|
|
// I'm not sure, but I don't know if there should be thrown
|
|
|
|
// any errors at this time.
|
2014-05-17 05:07:52 -07:00
|
|
|
if err := sm.AccumelateRewards(state, block); err != nil {
|
2014-03-24 07:04:29 -07:00
|
|
|
fmt.Println("[SM] Error accumulating reward", err)
|
2014-02-14 14:56:09 -08:00
|
|
|
return err
|
|
|
|
}
|
|
|
|
|
2014-05-17 05:07:52 -07:00
|
|
|
//if !sm.compState.Cmp(state) {
|
|
|
|
if !block.State().Cmp(state) {
|
2014-05-21 04:04:40 -07:00
|
|
|
return fmt.Errorf("Invalid merkle root.\nrec: %x\nis: %x", block.State().trie.Root, state.trie.Root)
|
2014-02-14 14:56:09 -08:00
|
|
|
}
|
|
|
|
|
|
|
|
// Calculate the new total difficulty and sync back to the db
|
2014-03-05 01:57:32 -08:00
|
|
|
if sm.CalculateTD(block) {
|
2014-02-17 16:33:26 -08:00
|
|
|
// Sync the current block's state to the database and cancelling out the deferred Undo
|
2014-05-17 05:07:52 -07:00
|
|
|
state.Sync()
|
2014-02-14 14:56:09 -08:00
|
|
|
|
2014-02-24 04:50:52 -08:00
|
|
|
// Add the block to the chain
|
2014-03-05 01:57:32 -08:00
|
|
|
sm.bc.Add(block)
|
2014-05-20 05:41:35 -07:00
|
|
|
sm.notifyChanges(state)
|
2014-02-24 04:50:52 -08:00
|
|
|
|
2014-05-21 02:42:20 -07:00
|
|
|
ethutil.Config.Log.Infof("[STATE] Added block #%d (%x)\n", block.Number, block.Hash())
|
2014-03-20 03:20:29 -07:00
|
|
|
if dontReact == false {
|
|
|
|
sm.Ethereum.Reactor().Post("newBlock", block)
|
2014-04-30 05:43:32 -07:00
|
|
|
|
2014-05-17 05:07:52 -07:00
|
|
|
state.manifest.Reset()
|
2014-03-20 03:20:29 -07:00
|
|
|
}
|
2014-05-13 08:51:33 -07:00
|
|
|
|
|
|
|
sm.Ethereum.Broadcast(ethwire.MsgBlockTy, []interface{}{block.Value().Val})
|
2014-05-14 07:29:34 -07:00
|
|
|
|
2014-05-17 05:07:52 -07:00
|
|
|
sm.Ethereum.TxPool().RemoveInvalid(state)
|
2014-02-14 14:56:09 -08:00
|
|
|
} else {
|
|
|
|
fmt.Println("total diff failed")
|
|
|
|
}
|
|
|
|
|
|
|
|
return nil
|
|
|
|
}
|
2014-03-05 01:57:32 -08:00
|
|
|
func (sm *StateManager) CalculateTD(block *Block) bool {
|
2014-02-14 14:56:09 -08:00
|
|
|
uncleDiff := new(big.Int)
|
|
|
|
for _, uncle := range block.Uncles {
|
|
|
|
uncleDiff = uncleDiff.Add(uncleDiff, uncle.Difficulty)
|
|
|
|
}
|
|
|
|
|
|
|
|
// TD(genesis_block) = 0 and TD(B) = TD(B.parent) + sum(u.difficulty for u in B.uncles) + B.difficulty
|
|
|
|
td := new(big.Int)
|
2014-03-05 01:57:32 -08:00
|
|
|
td = td.Add(sm.bc.TD, uncleDiff)
|
2014-02-14 14:56:09 -08:00
|
|
|
td = td.Add(td, block.Difficulty)
|
|
|
|
|
|
|
|
// The new TD will only be accepted if the new difficulty is
|
|
|
|
// is greater than the previous.
|
2014-03-05 01:57:32 -08:00
|
|
|
if td.Cmp(sm.bc.TD) > 0 {
|
2014-02-14 14:56:09 -08:00
|
|
|
// Set the new total difficulty back to the block chain
|
2014-03-05 01:57:32 -08:00
|
|
|
sm.bc.SetTotalDifficulty(td)
|
2014-02-14 14:56:09 -08:00
|
|
|
|
|
|
|
return true
|
|
|
|
}
|
|
|
|
|
|
|
|
return false
|
|
|
|
}
|
|
|
|
|
|
|
|
// 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)
|
2014-03-05 01:57:32 -08:00
|
|
|
func (sm *StateManager) ValidateBlock(block *Block) error {
|
2014-02-14 14:56:09 -08:00
|
|
|
// TODO
|
|
|
|
// 2. Check if the difficulty is correct
|
|
|
|
|
|
|
|
// Check each uncle's previous hash. In order for it to be valid
|
|
|
|
// is if it has the same block hash as the current
|
2014-03-05 01:57:32 -08:00
|
|
|
previousBlock := sm.bc.GetBlock(block.PrevHash)
|
2014-02-14 14:56:09 -08:00
|
|
|
for _, uncle := range block.Uncles {
|
|
|
|
if bytes.Compare(uncle.PrevHash, previousBlock.PrevHash) != 0 {
|
|
|
|
return ValidationError("Mismatch uncle's previous hash. Expected %x, got %x", previousBlock.PrevHash, uncle.PrevHash)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2014-03-05 01:57:32 -08:00
|
|
|
diff := block.Time - sm.bc.CurrentBlock.Time
|
2014-02-14 14:56:09 -08:00
|
|
|
if diff < 0 {
|
|
|
|
return ValidationError("Block timestamp less then prev block %v", diff)
|
|
|
|
}
|
|
|
|
|
|
|
|
// New blocks must be within the 15 minute range of the last block.
|
|
|
|
if diff > int64(15*time.Minute) {
|
|
|
|
return ValidationError("Block is too far in the future of last block (> 15 minutes)")
|
|
|
|
}
|
|
|
|
|
|
|
|
// Verify the nonce of the block. Return an error if it's not valid
|
2014-03-05 01:57:32 -08:00
|
|
|
if !sm.Pow.Verify(block.HashNoNonce(), block.Difficulty, block.Nonce) {
|
2014-03-17 03:13:35 -07:00
|
|
|
return ValidationError("Block's nonce is invalid (= %v)", ethutil.Hex(block.Nonce))
|
2014-02-14 14:56:09 -08:00
|
|
|
}
|
|
|
|
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
2014-02-17 16:33:26 -08:00
|
|
|
func CalculateBlockReward(block *Block, uncleLength int) *big.Int {
|
|
|
|
base := new(big.Int)
|
|
|
|
for i := 0; i < uncleLength; i++ {
|
|
|
|
base.Add(base, UncleInclusionReward)
|
|
|
|
}
|
2014-05-22 08:35:26 -07:00
|
|
|
|
2014-02-17 16:33:26 -08:00
|
|
|
return base.Add(base, BlockReward)
|
|
|
|
}
|
|
|
|
|
|
|
|
func CalculateUncleReward(block *Block) *big.Int {
|
|
|
|
return UncleReward
|
|
|
|
}
|
|
|
|
|
2014-05-17 05:07:52 -07:00
|
|
|
func (sm *StateManager) AccumelateRewards(state *State, block *Block) error {
|
2014-04-15 19:06:51 -07:00
|
|
|
// Get the account associated with the coinbase
|
2014-05-17 05:07:52 -07:00
|
|
|
account := state.GetAccount(block.Coinbase)
|
2014-02-14 14:56:09 -08:00
|
|
|
// Reward amount of ether to the coinbase address
|
2014-04-15 19:06:51 -07:00
|
|
|
account.AddAmount(CalculateBlockReward(block, len(block.Uncles)))
|
2014-02-14 14:56:09 -08:00
|
|
|
|
2014-04-09 07:04:36 -07:00
|
|
|
addr := make([]byte, len(block.Coinbase))
|
|
|
|
copy(addr, block.Coinbase)
|
2014-05-17 05:07:52 -07:00
|
|
|
state.UpdateStateObject(account)
|
2014-02-14 14:56:09 -08:00
|
|
|
|
2014-02-17 16:33:26 -08:00
|
|
|
for _, uncle := range block.Uncles {
|
2014-05-17 05:07:52 -07:00
|
|
|
uncleAccount := state.GetAccount(uncle.Coinbase)
|
2014-04-15 19:06:51 -07:00
|
|
|
uncleAccount.AddAmount(CalculateUncleReward(uncle))
|
2014-02-17 16:33:26 -08:00
|
|
|
|
2014-05-17 05:07:52 -07:00
|
|
|
state.UpdateStateObject(uncleAccount)
|
2014-02-17 16:33:26 -08:00
|
|
|
}
|
2014-02-14 14:56:09 -08:00
|
|
|
|
|
|
|
return nil
|
|
|
|
}
|
|
|
|
|
2014-03-05 01:57:32 -08:00
|
|
|
func (sm *StateManager) Stop() {
|
|
|
|
sm.bc.Stop()
|
2014-02-14 14:56:09 -08:00
|
|
|
}
|
|
|
|
|
2014-05-17 05:07:52 -07:00
|
|
|
func (sm *StateManager) notifyChanges(state *State) {
|
|
|
|
for addr, stateObject := range state.manifest.objectChanges {
|
2014-04-30 05:43:32 -07:00
|
|
|
sm.Ethereum.Reactor().Post("object:"+addr, stateObject)
|
2014-04-25 16:47:55 -07:00
|
|
|
}
|
2014-04-30 05:43:32 -07:00
|
|
|
|
2014-05-17 05:07:52 -07:00
|
|
|
for stateObjectAddr, mappedObjects := range state.manifest.storageChanges {
|
2014-04-30 05:43:32 -07:00
|
|
|
for addr, value := range mappedObjects {
|
2014-05-05 02:56:25 -07:00
|
|
|
sm.Ethereum.Reactor().Post("storage:"+stateObjectAddr+":"+addr, &StorageState{[]byte(stateObjectAddr), []byte(addr), value})
|
2014-04-30 05:43:32 -07:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|