mirror of https://github.com/poanetwork/quorum.git
274 lines
6.8 KiB
Go
274 lines
6.8 KiB
Go
package ethpub
|
|
|
|
import (
|
|
"bytes"
|
|
"encoding/json"
|
|
"github.com/ethereum/eth-go/ethchain"
|
|
"github.com/ethereum/eth-go/ethcrypto"
|
|
"github.com/ethereum/eth-go/ethlog"
|
|
"github.com/ethereum/eth-go/ethstate"
|
|
"github.com/ethereum/eth-go/ethutil"
|
|
"math/big"
|
|
"strings"
|
|
"sync/atomic"
|
|
)
|
|
|
|
var logger = ethlog.NewLogger("PUB")
|
|
|
|
// TODO this has to move elsewhere
|
|
var cnfCtr = ethutil.Hex2Bytes("661005d2720d855f1d9976f88bb10c1a3398c77f")
|
|
|
|
type helper struct {
|
|
sm *ethchain.StateManager
|
|
}
|
|
|
|
func EthereumConfig(stateManager *ethchain.StateManager) helper {
|
|
return helper{stateManager}
|
|
}
|
|
func (self helper) obj() *ethstate.StateObject {
|
|
return self.sm.CurrentState().GetStateObject(cnfCtr)
|
|
}
|
|
|
|
func (self helper) NameReg() *ethstate.StateObject {
|
|
if self.obj() != nil {
|
|
addr := self.obj().GetStorage(big.NewInt(0))
|
|
if len(addr.Bytes()) > 0 {
|
|
return self.sm.CurrentState().GetStateObject(addr.Bytes())
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
type PEthereum struct {
|
|
manager ethchain.EthManager
|
|
stateManager *ethchain.StateManager
|
|
blockChain *ethchain.BlockChain
|
|
txPool *ethchain.TxPool
|
|
keyManager *ethcrypto.KeyManager
|
|
}
|
|
|
|
func NewPEthereum(manager ethchain.EthManager) *PEthereum {
|
|
logger.Warnln("DEPRECATED: ethpub.New should be used in favour of ethpub.NewPEthereum")
|
|
|
|
return New(manager)
|
|
}
|
|
|
|
func New(manager ethchain.EthManager) *PEthereum {
|
|
return &PEthereum{
|
|
manager,
|
|
manager.StateManager(),
|
|
manager.BlockChain(),
|
|
manager.TxPool(),
|
|
manager.KeyManager(),
|
|
}
|
|
}
|
|
|
|
func (lib *PEthereum) GetBlock(hexHash string) *PBlock {
|
|
hash := ethutil.Hex2Bytes(hexHash)
|
|
block := lib.blockChain.GetBlock(hash)
|
|
|
|
return NewPBlock(block)
|
|
}
|
|
|
|
func (lib *PEthereum) GetKey() *PKey {
|
|
return NewPKey(lib.keyManager.KeyPair())
|
|
}
|
|
|
|
func (lib *PEthereum) GetStateObject(address string) *PStateObject {
|
|
stateObject := lib.stateManager.CurrentState().GetStateObject(ethutil.Hex2Bytes(address))
|
|
if stateObject != nil {
|
|
return NewPStateObject(stateObject)
|
|
}
|
|
|
|
// See GetStorage for explanation on "nil"
|
|
return NewPStateObject(nil)
|
|
}
|
|
|
|
func (lib *PEthereum) GetPeerCount() int {
|
|
return lib.manager.PeerCount()
|
|
}
|
|
|
|
func (lib *PEthereum) GetPeers() []PPeer {
|
|
var peers []PPeer
|
|
for peer := lib.manager.Peers().Front(); peer != nil; peer = peer.Next() {
|
|
p := peer.Value.(ethchain.Peer)
|
|
// we only want connected peers
|
|
if atomic.LoadInt32(p.Connected()) != 0 {
|
|
peers = append(peers, *NewPPeer(p))
|
|
}
|
|
}
|
|
|
|
return peers
|
|
}
|
|
|
|
func (lib *PEthereum) GetIsMining() bool {
|
|
return lib.manager.IsMining()
|
|
}
|
|
|
|
func (lib *PEthereum) GetIsListening() bool {
|
|
return lib.manager.IsListening()
|
|
}
|
|
|
|
func (lib *PEthereum) GetCoinBase() string {
|
|
return ethutil.Bytes2Hex(lib.keyManager.Address())
|
|
}
|
|
|
|
func (lib *PEthereum) GetTransactionsFor(address string, asJson bool) interface{} {
|
|
sBlk := lib.manager.BlockChain().LastBlockHash
|
|
blk := lib.manager.BlockChain().GetBlock(sBlk)
|
|
addr := []byte(ethutil.Hex2Bytes(address))
|
|
|
|
var txs []*PTx
|
|
|
|
for ; blk != nil; blk = lib.manager.BlockChain().GetBlock(sBlk) {
|
|
sBlk = blk.PrevHash
|
|
|
|
// Loop through all transactions to see if we missed any while being offline
|
|
for _, tx := range blk.Transactions() {
|
|
if bytes.Compare(tx.Sender(), addr) == 0 || bytes.Compare(tx.Recipient, addr) == 0 {
|
|
ptx := NewPTx(tx)
|
|
//TODO: somehow move this to NewPTx
|
|
ptx.Confirmations = int(lib.manager.BlockChain().LastBlockNumber - blk.BlockInfo().Number)
|
|
txs = append(txs, ptx)
|
|
}
|
|
}
|
|
}
|
|
if asJson {
|
|
txJson, err := json.Marshal(txs)
|
|
if err != nil {
|
|
return nil
|
|
}
|
|
return string(txJson)
|
|
}
|
|
return txs
|
|
}
|
|
|
|
func (lib *PEthereum) GetStorage(address, storageAddress string) string {
|
|
return lib.GetStateObject(address).GetStorage(storageAddress)
|
|
}
|
|
|
|
func (lib *PEthereum) GetTxCountAt(address string) int {
|
|
return lib.GetStateObject(address).Nonce()
|
|
}
|
|
|
|
func (lib *PEthereum) IsContract(address string) bool {
|
|
return lib.GetStateObject(address).IsContract()
|
|
}
|
|
|
|
func (lib *PEthereum) SecretToAddress(key string) string {
|
|
pair, err := ethcrypto.NewKeyPairFromSec(ethutil.Hex2Bytes(key))
|
|
if err != nil {
|
|
return ""
|
|
}
|
|
|
|
return ethutil.Bytes2Hex(pair.Address())
|
|
}
|
|
|
|
func (lib *PEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) (*PReceipt, error) {
|
|
return lib.createTx(key, recipient, valueStr, gasStr, gasPriceStr, dataStr)
|
|
}
|
|
|
|
func (lib *PEthereum) Create(key, valueStr, gasStr, gasPriceStr, script string) (*PReceipt, error) {
|
|
return lib.createTx(key, "", valueStr, gasStr, gasPriceStr, script)
|
|
}
|
|
|
|
func FindAddressInNameReg(stateManager *ethchain.StateManager, name string) []byte {
|
|
nameReg := EthereumConfig(stateManager).NameReg()
|
|
if nameReg != nil {
|
|
addr := ethutil.RightPadBytes([]byte(name), 32)
|
|
|
|
reg := nameReg.GetStorage(ethutil.BigD(addr))
|
|
|
|
return reg.Bytes()
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func FindNameInNameReg(stateManager *ethchain.StateManager, addr []byte) string {
|
|
nameReg := EthereumConfig(stateManager).NameReg()
|
|
if nameReg != nil {
|
|
addr = ethutil.LeftPadBytes(addr, 32)
|
|
|
|
reg := nameReg.GetStorage(ethutil.BigD(addr))
|
|
|
|
return strings.TrimRight(reg.Str(), "\x00")
|
|
}
|
|
|
|
return ""
|
|
}
|
|
|
|
func (lib *PEthereum) createTx(key, recipient, valueStr, gasStr, gasPriceStr, scriptStr string) (*PReceipt, error) {
|
|
var hash []byte
|
|
var contractCreation bool
|
|
if len(recipient) == 0 {
|
|
contractCreation = true
|
|
} else {
|
|
// Check if an address is stored by this address
|
|
addr := FindAddressInNameReg(lib.stateManager, recipient)
|
|
if len(addr) > 0 {
|
|
hash = addr
|
|
} else {
|
|
hash = ethutil.Hex2Bytes(recipient)
|
|
}
|
|
}
|
|
|
|
var keyPair *ethcrypto.KeyPair
|
|
var err error
|
|
if ethutil.IsHex(key) {
|
|
keyPair, err = ethcrypto.NewKeyPairFromSec([]byte(ethutil.Hex2Bytes(key[2:])))
|
|
} else {
|
|
keyPair, err = ethcrypto.NewKeyPairFromSec([]byte(ethutil.Hex2Bytes(key)))
|
|
}
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
value := ethutil.Big(valueStr)
|
|
gas := ethutil.Big(gasStr)
|
|
gasPrice := ethutil.Big(gasPriceStr)
|
|
var tx *ethchain.Transaction
|
|
// Compile and assemble the given data
|
|
if contractCreation {
|
|
var script []byte
|
|
var err error
|
|
if ethutil.IsHex(scriptStr) {
|
|
script = ethutil.Hex2Bytes(scriptStr[2:])
|
|
} else {
|
|
script, err = ethutil.Compile(scriptStr, false)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
}
|
|
|
|
tx = ethchain.NewContractCreationTx(value, gas, gasPrice, script)
|
|
} else {
|
|
data := ethutil.StringToByteFunc(scriptStr, func(s string) (ret []byte) {
|
|
slice := strings.Split(s, "\n")
|
|
for _, dataItem := range slice {
|
|
d := ethutil.FormatData(dataItem)
|
|
ret = append(ret, d...)
|
|
}
|
|
return
|
|
})
|
|
|
|
tx = ethchain.NewTransactionMessage(hash, value, gas, gasPrice, data)
|
|
}
|
|
|
|
acc := lib.stateManager.TransState().GetOrNewStateObject(keyPair.Address())
|
|
tx.Nonce = acc.Nonce
|
|
acc.Nonce += 1
|
|
lib.stateManager.TransState().UpdateStateObject(acc)
|
|
|
|
tx.Sign(keyPair.PrivateKey)
|
|
lib.txPool.QueueTransaction(tx)
|
|
|
|
if contractCreation {
|
|
logger.Infof("Contract addr %x", tx.CreationAddress())
|
|
}
|
|
|
|
return NewPReciept(contractCreation, tx.CreationAddress(), tx.Hash(), keyPair.Address()), nil
|
|
}
|