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Updated block to use state instead of trie directly

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This commit is contained in:
obscuren
2014-03-02 20:42:05 +01:00
parent f1b354e6aa
commit d65b4cd0dd
5 changed files with 60 additions and 45 deletions
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61
ethchain/block.go
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@ -34,7 +34,8 @@ type Block struct {
// The coin base address
Coinbase []byte
// Block Trie state
state *ethutil.Trie
//state *ethutil.Trie
state *State
// Difficulty for the current block
Difficulty *big.Int
// Creation time
@ -94,7 +95,7 @@ func CreateBlock(root interface{},
block.SetTransactions(txes)
block.SetUncles([]*Block{})
block.state = ethutil.NewTrie(ethutil.Config.Db, root)
block.state = NewState(ethutil.NewTrie(ethutil.Config.Db, root))
for _, tx := range txes {
block.MakeContract(tx)
@ -109,15 +110,15 @@ func (block *Block) Hash() []byte {
}
func (block *Block) HashNoNonce() []byte {
return ethutil.Sha3Bin(ethutil.Encode([]interface{}{block.PrevHash, block.UncleSha, block.Coinbase, block.state.Root, block.TxSha, block.Difficulty, block.Time, block.Extra}))
return ethutil.Sha3Bin(ethutil.Encode([]interface{}{block.PrevHash, block.UncleSha, block.Coinbase, block.state.trie.Root, block.TxSha, block.Difficulty, block.Time, block.Extra}))
}
func (block *Block) PrintHash() {
fmt.Println(block)
fmt.Println(ethutil.NewValue(ethutil.Encode([]interface{}{block.PrevHash, block.UncleSha, block.Coinbase, block.state.Root, block.TxSha, block.Difficulty, block.Time, block.Extra, block.Nonce})))
fmt.Println(ethutil.NewValue(ethutil.Encode([]interface{}{block.PrevHash, block.UncleSha, block.Coinbase, block.state.trie.Root, block.TxSha, block.Difficulty, block.Time, block.Extra, block.Nonce})))
}
func (block *Block) State() *ethutil.Trie {
func (block *Block) State() *State {
return block.state
}
@ -125,6 +126,7 @@ func (block *Block) Transactions() []*Transaction {
return block.transactions
}
/*
func (block *Block) GetContract(addr []byte) *Contract {
data := block.state.Get(string(addr))
if data == "" {
@ -152,13 +154,13 @@ func (block *Block) UpdateContract(addr []byte, contract *Contract) {
// Make sure the state is synced
//contract.State().Sync()
block.state.Update(string(addr), string(contract.RlpEncode()))
block.state.trie.Update(string(addr), string(contract.RlpEncode()))
}
func (block *Block) GetAddr(addr []byte) *Address {
var address *Address
data := block.State().Get(string(addr))
data := block.state.trie.Get(string(addr))
if data == "" {
address = NewAddress(big.NewInt(0))
} else {
@ -168,11 +170,12 @@ func (block *Block) GetAddr(addr []byte) *Address {
return address
}
func (block *Block) UpdateAddr(addr []byte, address *Address) {
block.state.Update(string(addr), string(address.RlpEncode()))
block.state.trie.Update(string(addr), string(address.RlpEncode()))
}
*/
func (block *Block) PayFee(addr []byte, fee *big.Int) bool {
contract := block.GetContract(addr)
contract := block.state.GetContract(addr)
// If we can't pay the fee return
if contract == nil || contract.Amount.Cmp(fee) < 0 /* amount < fee */ {
fmt.Println("Contract has insufficient funds", contract.Amount, fee)
@ -182,9 +185,9 @@ func (block *Block) PayFee(addr []byte, fee *big.Int) bool {
base := new(big.Int)
contract.Amount = base.Sub(contract.Amount, fee)
block.state.Update(string(addr), string(contract.RlpEncode()))
block.state.trie.Update(string(addr), string(contract.RlpEncode()))
data := block.state.Get(string(block.Coinbase))
data := block.state.trie.Get(string(block.Coinbase))
// Get the ether (Coinbase) and add the fee (gief fee to miner)
ether := NewAddressFromData([]byte(data))
@ -192,7 +195,7 @@ func (block *Block) PayFee(addr []byte, fee *big.Int) bool {
base = new(big.Int)
ether.Amount = base.Add(ether.Amount, fee)
block.state.Update(string(block.Coinbase), string(ether.RlpEncode()))
block.state.trie.Update(string(block.Coinbase), string(ether.RlpEncode()))
return true
}
@ -207,25 +210,29 @@ func (block *Block) BlockInfo() BlockInfo {
// Sync the block's state and contract respectively
func (block *Block) Sync() {
// Sync all contracts currently in cache
for _, val := range block.contractStates {
val.Sync()
}
/*
// Sync all contracts currently in cache
for _, val := range block.contractStates {
val.Sync()
}
*/
// Sync the block state itself
block.state.Sync()
block.state.trie.Sync()
}
func (block *Block) Undo() {
// Sync all contracts currently in cache
for _, val := range block.contractStates {
val.Undo()
}
/*
// Sync all contracts currently in cache
for _, val := range block.contractStates {
val.Undo()
}
*/
// Sync the block state itself
block.state.Undo()
block.state.Reset()
}
func (block *Block) MakeContract(tx *Transaction) {
contract := MakeContract(tx, NewState(block.state))
contract := MakeContract(tx, block.state)
if contract != nil {
block.contractStates[string(tx.Hash()[12:])] = contract.state
}
@ -308,7 +315,7 @@ func (block *Block) RlpValueDecode(decoder *ethutil.Value) {
block.PrevHash = header.Get(0).Bytes()
block.UncleSha = header.Get(1).Bytes()
block.Coinbase = header.Get(2).Bytes()
block.state = ethutil.NewTrie(ethutil.Config.Db, header.Get(3).Val)
block.state = NewState(ethutil.NewTrie(ethutil.Config.Db, header.Get(3).Val))
block.TxSha = header.Get(4).Bytes()
block.Difficulty = header.Get(5).BigInt()
block.Time = int64(header.Get(6).BigInt().Uint64())
@ -345,7 +352,7 @@ func NewUncleBlockFromValue(header *ethutil.Value) *Block {
block.PrevHash = header.Get(0).Bytes()
block.UncleSha = header.Get(1).Bytes()
block.Coinbase = header.Get(2).Bytes()
block.state = ethutil.NewTrie(ethutil.Config.Db, header.Get(3).Val)
block.state = NewState(ethutil.NewTrie(ethutil.Config.Db, header.Get(3).Val))
block.TxSha = header.Get(4).Bytes()
block.Difficulty = header.Get(5).BigInt()
block.Time = int64(header.Get(6).BigInt().Uint64())
@ -356,7 +363,7 @@ func NewUncleBlockFromValue(header *ethutil.Value) *Block {
}
func (block *Block) String() string {
return fmt.Sprintf("Block(%x):\nPrevHash:%x\nUncleSha:%x\nCoinbase:%x\nRoot:%x\nTxSha:%x\nDiff:%v\nTime:%d\nNonce:%x\nTxs:%d\n", block.Hash(), block.PrevHash, block.UncleSha, block.Coinbase, block.state.Root, block.TxSha, block.Difficulty, block.Time, block.Nonce, len(block.transactions))
return fmt.Sprintf("Block(%x):\nPrevHash:%x\nUncleSha:%x\nCoinbase:%x\nRoot:%x\nTxSha:%x\nDiff:%v\nTime:%d\nNonce:%x\nTxs:%d\n", block.Hash(), block.PrevHash, block.UncleSha, block.Coinbase, block.state.trie.Root, block.TxSha, block.Difficulty, block.Time, block.Nonce, len(block.transactions))
}
//////////// UNEXPORTED /////////////////
@ -369,7 +376,7 @@ func (block *Block) header() []interface{} {
// Coinbase address
block.Coinbase,
// root state
block.state.Root,
block.state.trie.Root,
// Sha of tx
block.TxSha,
// Current block Difficulty