2014-08-15 11:05:13 +00:00
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package ethpipe
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import (
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"encoding/json"
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"sync/atomic"
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"github.com/ethereum/eth-go/ethchain"
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"github.com/ethereum/eth-go/ethcrypto"
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"github.com/ethereum/eth-go/ethutil"
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)
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type JSPipe struct {
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*Pipe
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}
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func NewJSPipe(eth ethchain.EthManager) *JSPipe {
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return &JSPipe{New(eth)}
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}
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func (self *JSPipe) GetBlockByHash(strHash string) *JSBlock {
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hash := ethutil.Hex2Bytes(strHash)
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block := self.obj.BlockChain().GetBlock(hash)
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return NewJSBlock(block)
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}
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func (self *JSPipe) GetKey() *JSKey {
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return NewJSKey(self.obj.KeyManager().KeyPair())
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}
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func (self *JSPipe) GetStateObject(addr string) *JSObject {
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object := &Object{self.World().safeGet(ethutil.Hex2Bytes(addr))}
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return NewJSObject(object)
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}
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func (self *JSPipe) GetPeerCount() int {
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return self.obj.PeerCount()
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}
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func (self *JSPipe) GetPeers() []JSPeer {
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var peers []JSPeer
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for peer := self.obj.Peers().Front(); peer != nil; peer = peer.Next() {
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p := peer.Value.(ethchain.Peer)
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// we only want connected peers
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if atomic.LoadInt32(p.Connected()) != 0 {
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peers = append(peers, *NewJSPeer(p))
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}
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}
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return peers
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}
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func (self *JSPipe) GetIsMining() bool {
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return self.obj.IsMining()
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}
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func (self *JSPipe) GetIsListening() bool {
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return self.obj.IsListening()
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}
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func (self *JSPipe) GetCoinBase() string {
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return ethutil.Bytes2Hex(self.obj.KeyManager().Address())
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}
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func (self *JSPipe) GetStorage(addr, storageAddr string) string {
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return self.World().SafeGet(ethutil.Hex2Bytes(addr)).Storage(ethutil.Hex2Bytes(storageAddr)).Str()
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}
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func (self *JSPipe) GetTxCountAt(address string) int {
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return int(self.World().SafeGet(ethutil.Hex2Bytes(address)).Nonce)
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}
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func (self *JSPipe) IsContract(address string) bool {
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return len(self.World().SafeGet(ethutil.Hex2Bytes(address)).Code) > 0
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}
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func (self *JSPipe) SecretToAddress(key string) string {
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pair, err := ethcrypto.NewKeyPairFromSec(ethutil.Hex2Bytes(key))
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if err != nil {
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return ""
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}
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return ethutil.Bytes2Hex(pair.Address())
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}
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type KeyVal struct {
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Key string `json:"key"`
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Value string `json:"value"`
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}
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func (self *JSPipe) GetEachStorage(addr string) string {
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var values []KeyVal
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object := self.World().SafeGet(ethutil.Hex2Bytes(addr))
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object.EachStorage(func(name string, value *ethutil.Value) {
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value.Decode()
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values = append(values, KeyVal{ethutil.Bytes2Hex([]byte(name)), ethutil.Bytes2Hex(value.Bytes())})
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})
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valuesJson, err := json.Marshal(values)
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if err != nil {
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return ""
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}
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return string(valuesJson)
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}
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func (self *JSPipe) Transact(key, toStr, valueStr, gasStr, gasPriceStr, codeStr string) (*JSReceipt, error) {
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var hash []byte
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var contractCreation bool
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if len(toStr) == 0 {
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contractCreation = true
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} else {
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// Check if an address is stored by this address
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addr := self.World().Config().Get("NameReg").StorageString(toStr).Bytes()
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if len(addr) > 0 {
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hash = addr
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} else {
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hash = ethutil.Hex2Bytes(toStr)
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}
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}
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var keyPair *ethcrypto.KeyPair
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var err error
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if ethutil.IsHex(key) {
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keyPair, err = ethcrypto.NewKeyPairFromSec([]byte(ethutil.Hex2Bytes(key[2:])))
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} else {
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keyPair, err = ethcrypto.NewKeyPairFromSec([]byte(ethutil.Hex2Bytes(key)))
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}
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if err != nil {
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return nil, err
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}
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var (
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value = ethutil.Big(valueStr)
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gas = ethutil.Big(gasStr)
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gasPrice = ethutil.Big(gasPriceStr)
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data []byte
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tx *ethchain.Transaction
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)
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if ethutil.IsHex(codeStr) {
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data = ethutil.Hex2Bytes(codeStr[2:])
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} else {
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data = ethutil.Hex2Bytes(codeStr)
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}
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if contractCreation {
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tx = ethchain.NewContractCreationTx(value, gas, gasPrice, data)
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} else {
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tx = ethchain.NewTransactionMessage(hash, value, gas, gasPrice, data)
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}
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acc := self.obj.StateManager().TransState().GetOrNewStateObject(keyPair.Address())
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tx.Nonce = acc.Nonce
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acc.Nonce += 1
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self.obj.StateManager().TransState().UpdateStateObject(acc)
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tx.Sign(keyPair.PrivateKey)
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self.obj.TxPool().QueueTransaction(tx)
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if contractCreation {
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logger.Infof("Contract addr %x", tx.CreationAddress())
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}
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return NewJSReciept(contractCreation, tx.CreationAddress(), tx.Hash(), keyPair.Address()), nil
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}
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2014-08-17 10:41:52 +00:00
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func (self *JSPipe) CompileMutan(code string) string {
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data, err := self.Pipe.CompileMutan(code)
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if err != nil {
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return err.Error()
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}
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return ethutil.Bytes2Hex(data)
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}
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