cerc-io/plugeth
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Default block number changes

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This commit is contained in:
obscuren 2015-03-11 17:00:20 +01:00
parent 08b1154033
commit e8d1b622d9
2 changed files with 27 additions and 45 deletions
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70
rpc/api.go
View File

@ -22,7 +22,7 @@ import (
var (
defaultGasPrice = big.NewInt(10000000000000)
defaultGas = big.NewInt(10000)
defaultGas = big.NewInt(50000)
filterTickerTime = 15 * time.Second
)
@ -44,8 +44,6 @@ type EthereumApi struct {
register map[string][]*NewTxArgs
db ethutil.Database
// defaultBlockAge int64
}
func NewEthereumApi(eth *xeth.XEth, dataDir string) *EthereumApi {
@ -58,7 +56,6 @@ func NewEthereumApi(eth *xeth.XEth, dataDir string) *EthereumApi {
logs: make(map[int]*logFilter),
messages: make(map[int]*whisperFilter),
db: db,
// defaultBlockAge: -1,
}
go api.filterManager.Start()
go api.start()
@ -66,36 +63,33 @@ func NewEthereumApi(eth *xeth.XEth, dataDir string) *EthereumApi {
return api
}
// func (self *EthereumApi) setStateByBlockNumber(num int64) {
// chain := self.xeth().Backend().ChainManager()
// var block *types.Block
func (self *EthereumApi) xethWithStateNum(num int64) *xeth.XEth {
chain := self.xeth().Backend().ChainManager()
var block *types.Block
// if self.defaultBlockAge < 0 {
// num = chain.CurrentBlock().Number().Int64() + num + 1
// }
// block = chain.GetBlockByNumber(uint64(num))
if num < 0 {
num = chain.CurrentBlock().Number().Int64() + num + 1
}
block = chain.GetBlockByNumber(uint64(num))
// if block != nil {
// self.useState(state.New(block.Root(), self.xeth().Backend().StateDb()))
// } else {
// self.useState(chain.State())
// }
// }
var st *state.StateDB
if block != nil {
st = state.New(block.Root(), self.xeth().Backend().StateDb())
} else {
st = chain.State()
}
return self.xeth().WithState(st)
}
func (self *EthereumApi) getStateWithNum(num int64) *xeth.State {
return self.xethWithStateNum(num).State()
}
func (self *EthereumApi) start() {
timer := time.NewTicker(filterTickerTime)
// events := self.mux.Subscribe(core.ChainEvent{})
done:
for {
select {
// case ev := <-events.Chan():
// switch ev.(type) {
// case core.ChainEvent:
// if self.defaultBlockAge < 0 {
// self.setStateByBlockNumber(self.defaultBlockAge)
// }
// }
case <-timer.C:
self.logMut.Lock()
self.messagesMut.Lock()
@ -277,7 +271,7 @@ func (p *EthereumApi) Transact(args *NewTxArgs, reply *interface{}) (err error)
}
func (p *EthereumApi) Call(args *NewTxArgs, reply *interface{}) error {
result, err := p.xeth().Call(args.From, args.To, args.Value.String(), args.Gas.String(), args.GasPrice.String(), args.Data)
result, err := p.xethWithStateNum(args.BlockNumber).Call(args.From, args.To, args.Value.String(), args.Gas.String(), args.GasPrice.String(), args.Data)
if err != nil {
return err
}
@ -290,7 +284,7 @@ func (p *EthereumApi) GetBalance(args *GetBalanceArgs, reply *interface{}) error
if err := args.requirements(); err != nil {
return err
}
state := p.xeth().State().SafeGet(args.Address)
state := p.getStateWithNum(args.BlockNumber).SafeGet(args.Address)
*reply = toHex(state.Balance().Bytes())
return nil
}
@ -299,7 +293,7 @@ func (p *EthereumApi) GetStorage(args *GetStorageArgs, reply *interface{}) error
if err := args.requirements(); err != nil {
return err
}
*reply = p.xeth().State().SafeGet(args.Address).Storage()
*reply = p.getStateWithNum(args.BlockNumber).SafeGet(args.Address).Storage()
return nil
}
@ -307,7 +301,7 @@ func (p *EthereumApi) GetStorageAt(args *GetStorageAtArgs, reply *interface{}) e
if err := args.requirements(); err != nil {
return err
}
state := p.xeth().State().SafeGet(args.Address)
state := p.getStateWithNum(args.BlockNumber).SafeGet(args.Address)
value := state.StorageString(args.Key)
var hx string
@ -328,7 +322,7 @@ func (p *EthereumApi) GetTxCountAt(args *GetTxCountArgs, reply *interface{}) err
if err != nil {
return err
}
*reply = p.xeth().TxCountAt(args.Address)
*reply = p.xethWithStateNum(args.BlockNumber).TxCountAt(args.Address)
return nil
}
@ -336,7 +330,7 @@ func (p *EthereumApi) GetData(args *GetDataArgs, reply *interface{}) error {
if err := args.requirements(); err != nil {
return err
}
*reply = p.xeth().CodeAt(args.Address)
*reply = p.xethWithStateNum(args.BlockNumber).CodeAt(args.Address)
return nil
}
@ -482,28 +476,24 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
case "eth_blockNumber":
*reply = toHex(p.xeth().Backend().ChainManager().CurrentBlock().Number().Bytes())
case "eth_getBalance":
// TODO handle BlockNumber
args := new(GetBalanceArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
return err
}
return p.GetBalance(args, reply)
case "eth_getStorage", "eth_storageAt":
// TODO handle BlockNumber
args := new(GetStorageArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
return err
}
return p.GetStorage(args, reply)
case "eth_getStorageAt":
// TODO handle BlockNumber
args := new(GetStorageAtArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
return err
}
return p.GetStorageAt(args, reply)
case "eth_getTransactionCount":
// TODO handle BlockNumber
args := new(GetTxCountArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
return err
@ -554,7 +544,6 @@ func (p *EthereumApi) GetRequestReply(req *RpcRequest, reply *interface{}) error
}
*reply = toHex(big.NewInt(v).Bytes())
case "eth_getData":
// TODO handle BlockNumber
args := new(GetDataArgs)
if err := json.Unmarshal(req.Params, &args); err != nil {
return err
@ -756,13 +745,6 @@ func (self *EthereumApi) xeth() *xeth.XEth {
return self.eth
}
func (self *EthereumApi) useState(statedb *state.StateDB) {
self.xethMu.Lock()
defer self.xethMu.Unlock()
self.eth = self.eth.UseState(statedb)
}
func toFilterOptions(options *FilterOptions) core.FilterOptions {
var opts core.FilterOptions

2
xeth/xeth.go
View File

@ -98,7 +98,7 @@ func New(eth Backend, frontend Frontend) *XEth {
}
func (self *XEth) Backend() Backend { return self.eth }
func (self *XEth) UseState(statedb *state.StateDB) *XEth {
func (self *XEth) WithState(statedb *state.StateDB) *XEth {
xeth := &XEth{
eth: self.eth,
blockProcessor: self.blockProcessor,