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removed pub completely in favour of pipe

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obscuren 2014-08-16 01:38:02 +02:00
parent 7d95e8624a
commit 4bd6003b7f
4 changed files with 26 additions and 592 deletions
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296
ethpub/pub.go
View File

@ -1,296 +0,0 @@
package ethpub
import (
"bytes"
"encoding/json"
"math/big"
"strconv"
"strings"
"sync/atomic"
"github.com/ethereum/eth-go/ethchain"
"github.com/ethereum/eth-go/ethcrypto"
"github.com/ethereum/eth-go/ethlog"
"github.com/ethereum/eth-go/ethpipe"
"github.com/ethereum/eth-go/ethstate"
"github.com/ethereum/eth-go/ethutil"
)
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
}
// TODO Re-write / refactor
type PEthereum struct {
manager ethchain.EthManager
stateManager *ethchain.StateManager
blockChain *ethchain.BlockChain
txPool *ethchain.TxPool
keyManager *ethcrypto.KeyManager
}
func New(manager ethchain.EthManager) *PEthereum {
return &PEthereum{
manager,
manager.StateManager(),
manager.BlockChain(),
manager.TxPool(),
manager.KeyManager(),
}
}
func (self *PEthereum) LookupDomain(domain string) string {
pipe := ethpipe.New(self.manager)
world := pipe.World()
if len(domain) > 32 {
domain = string(ethcrypto.Sha3Bin([]byte(domain)))
}
data := world.Config().Get("DnsReg").StorageString(domain).Bytes()
// Left padded = A record, Right padded = CNAME
if data[0] == 0 {
data = bytes.TrimLeft(data, "\x00")
var ipSlice []string
for _, d := range data {
ipSlice = append(ipSlice, strconv.Itoa(int(d)))
}
return strings.Join(ipSlice, ".")
} else {
data = bytes.TrimRight(data, "\x00")
return string(data)
}
}
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 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) 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 (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
}

273
ethpub/types.go
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@ -1,273 +0,0 @@
package ethpub
import (
"encoding/json"
"fmt"
"strings"
"github.com/ethereum/eth-go/ethchain"
"github.com/ethereum/eth-go/ethcrypto"
"github.com/ethereum/eth-go/ethstate"
"github.com/ethereum/eth-go/ethtrie"
"github.com/ethereum/eth-go/ethutil"
)
// Peer interface exposed to QML
type PPeer struct {
ref *ethchain.Peer
Inbound bool `json:"isInbound"`
LastSend int64 `json:"lastSend"`
LastPong int64 `json:"lastPong"`
Ip string `json:"ip"`
Port int `json:"port"`
Version string `json:"version"`
LastResponse string `json:"lastResponse"`
Latency string `json:"latency"`
}
func NewPPeer(peer ethchain.Peer) *PPeer {
if peer == nil {
return nil
}
// TODO: There must be something build in to do this?
var ip []string
for _, i := range peer.Host() {
ip = append(ip, fmt.Sprintf("%d", i))
}
ipAddress := strings.Join(ip, ".")
return &PPeer{ref: &peer, Inbound: peer.Inbound(), LastSend: peer.LastSend().Unix(), LastPong: peer.LastPong(), Version: peer.Version(), Ip: ipAddress, Port: int(peer.Port()), Latency: peer.PingTime()}
}
// Block interface exposed to QML
type PBlock struct {
ref *ethchain.Block
Number int `json:"number"`
Hash string `json:"hash"`
Transactions string `json:"transactions"`
Time int64 `json:"time"`
Coinbase string `json:"coinbase"`
Name string `json:"name"`
GasLimit string `json:"gasLimit"`
GasUsed string `json:"gasUsed"`
}
// Creates a new QML Block from a chain block
func NewPBlock(block *ethchain.Block) *PBlock {
if block == nil {
return nil
}
var ptxs []PTx
for _, tx := range block.Transactions() {
ptxs = append(ptxs, *NewPTx(tx))
}
txJson, err := json.Marshal(ptxs)
if err != nil {
return nil
}
return &PBlock{ref: block, Number: int(block.Number.Uint64()), GasUsed: block.GasUsed.String(), GasLimit: block.GasLimit.String(), Hash: ethutil.Bytes2Hex(block.Hash()), Transactions: string(txJson), Time: block.Time, Coinbase: ethutil.Bytes2Hex(block.Coinbase)}
}
func (self *PBlock) ToString() string {
if self.ref != nil {
return self.ref.String()
}
return ""
}
func (self *PBlock) GetTransaction(hash string) *PTx {
tx := self.ref.GetTransaction(ethutil.Hex2Bytes(hash))
if tx == nil {
return nil
}
return NewPTx(tx)
}
type PTx struct {
ref *ethchain.Transaction
Value string `json:"value"`
Gas string `json:"gas"`
GasPrice string `json:"gasPrice"`
Hash string `json:"hash"`
Address string `json:"address"`
Sender string `json:"sender"`
RawData string `json:"rawData"`
Data string `json:"data"`
Contract bool `json:"isContract"`
CreatesContract bool `json:"createsContract"`
Confirmations int `json:"confirmations"`
}
func NewPTx(tx *ethchain.Transaction) *PTx {
hash := ethutil.Bytes2Hex(tx.Hash())
receiver := ethutil.Bytes2Hex(tx.Recipient)
if receiver == "0000000000000000000000000000000000000000" {
receiver = ethutil.Bytes2Hex(tx.CreationAddress())
}
sender := ethutil.Bytes2Hex(tx.Sender())
createsContract := tx.CreatesContract()
var data string
if tx.CreatesContract() {
data = strings.Join(ethchain.Disassemble(tx.Data), "\n")
} else {
data = ethutil.Bytes2Hex(tx.Data)
}
return &PTx{ref: tx, Hash: hash, Value: ethutil.CurrencyToString(tx.Value), Address: receiver, Contract: tx.CreatesContract(), Gas: tx.Gas.String(), GasPrice: tx.GasPrice.String(), Data: data, Sender: sender, CreatesContract: createsContract, RawData: ethutil.Bytes2Hex(tx.Data)}
}
func (self *PTx) ToString() string {
return self.ref.String()
}
type PKey struct {
Address string `json:"address"`
PrivateKey string `json:"privateKey"`
PublicKey string `json:"publicKey"`
}
func NewPKey(key *ethcrypto.KeyPair) *PKey {
return &PKey{ethutil.Bytes2Hex(key.Address()), ethutil.Bytes2Hex(key.PrivateKey), ethutil.Bytes2Hex(key.PublicKey)}
}
type PReceipt struct {
CreatedContract bool `json:"createdContract"`
Address string `json:"address"`
Hash string `json:"hash"`
Sender string `json:"sender"`
}
func NewPReciept(contractCreation bool, creationAddress, hash, address []byte) *PReceipt {
return &PReceipt{
contractCreation,
ethutil.Bytes2Hex(creationAddress),
ethutil.Bytes2Hex(hash),
ethutil.Bytes2Hex(address),
}
}
type PStateObject struct {
object *ethstate.StateObject
}
func NewPStateObject(object *ethstate.StateObject) *PStateObject {
return &PStateObject{object: object}
}
func (c *PStateObject) GetStorage(address string) string {
// Because somehow, even if you return nil to QML it
// still has some magical object so we can't rely on
// undefined or null at the QML side
if c.object != nil {
val := c.object.GetStorage(ethutil.Big("0x" + address))
return val.BigInt().String()
}
return ""
}
func (c *PStateObject) Balance() string {
if c.object != nil {
return c.object.Balance.String()
}
return ""
}
func (c *PStateObject) Address() string {
if c.object != nil {
return ethutil.Bytes2Hex(c.object.Address())
}
return ""
}
func (c *PStateObject) Nonce() int {
if c.object != nil {
return int(c.object.Nonce)
}
return 0
}
func (c *PStateObject) Root() string {
if c.object != nil {
return ethutil.Bytes2Hex(ethutil.NewValue(c.object.State.Root()).Bytes())
}
return "<err>"
}
func (c *PStateObject) IsContract() bool {
if c.object != nil {
return len(c.object.Code) > 0
}
return false
}
func (self *PStateObject) EachStorage(cb ethtrie.EachCallback) {
self.object.EachStorage(cb)
}
type KeyVal struct {
Key string `json:"key"`
Value string `json:"value"`
}
func (c *PStateObject) StateKeyVal(asJson bool) interface{} {
var values []KeyVal
if c.object != nil {
c.object.EachStorage(func(name string, value *ethutil.Value) {
value.Decode()
values = append(values, KeyVal{ethutil.Bytes2Hex([]byte(name)), ethutil.Bytes2Hex(value.Bytes())})
})
}
if asJson {
valuesJson, err := json.Marshal(values)
if err != nil {
return nil
}
return string(valuesJson)
}
return values
}
func (c *PStateObject) Script() string {
if c.object != nil {
return strings.Join(ethchain.Disassemble(c.object.Code), " ")
}
return ""
}
func (c *PStateObject) HexScript() string {
if c.object != nil {
return ethutil.Bytes2Hex(c.object.Code)
}
return ""
}
type PStorageState struct {
StateAddress string
Address string
Value string
}
func NewPStorageState(storageObject *ethstate.StorageState) *PStorageState {
return &PStorageState{ethutil.Bytes2Hex(storageObject.StateAddress), ethutil.Bytes2Hex(storageObject.Address), storageObject.Value.String()}
}

36
ethrpc/packages.go
View File

@ -6,12 +6,12 @@ import (
"math/big"
"strings"
"github.com/ethereum/eth-go/ethpub"
"github.com/ethereum/eth-go/ethpipe"
"github.com/ethereum/eth-go/ethutil"
)
type EthereumApi struct {
ethp *ethpub.PEthereum
pipe *ethpipe.JSPipe
}
type JsonArgs interface {
@ -73,8 +73,8 @@ func (p *EthereumApi) GetBlock(args *GetBlockArgs, reply *string) error {
if err != nil {
return err
}
// Do something
block := p.ethp.GetBlock(args.Hash)
block := p.pipe.GetBlockByHash(args.Hash)
*reply = NewSuccessRes(block)
return nil
}
@ -129,7 +129,7 @@ func (p *EthereumApi) Transact(args *NewTxArgs, reply *string) error {
if err != nil {
return err
}
result, _ := p.ethp.Transact(p.ethp.GetKey().PrivateKey, args.Recipient, args.Value, args.Gas, args.GasPrice, args.Body)
result, _ := p.pipe.Transact(p.pipe.GetKey().PrivateKey, args.Recipient, args.Value, args.Gas, args.GasPrice, args.Body)
*reply = NewSuccessRes(result)
return nil
}
@ -139,13 +139,14 @@ func (p *EthereumApi) Create(args *NewTxArgs, reply *string) error {
if err != nil {
return err
}
result, _ := p.ethp.Create(p.ethp.GetKey().PrivateKey, args.Value, args.Gas, args.GasPrice, args.Body)
result, _ := p.pipe.Transact(p.pipe.GetKey().PrivateKey, "", args.Value, args.Gas, args.GasPrice, args.Body)
*reply = NewSuccessRes(result)
return nil
}
func (p *EthereumApi) GetKey(args interface{}, reply *string) error {
*reply = NewSuccessRes(p.ethp.GetKey())
*reply = NewSuccessRes(p.pipe.GetKey())
return nil
}
@ -175,7 +176,8 @@ func (p *EthereumApi) GetStorageAt(args *GetStorageArgs, reply *string) error {
if err != nil {
return err
}
state := p.ethp.GetStateObject(args.Address)
state := p.pipe.World().SafeGet(ethutil.Hex2Bytes(args.Address))
var hx string
if strings.Index(args.Key, "0x") == 0 {
@ -186,8 +188,8 @@ func (p *EthereumApi) GetStorageAt(args *GetStorageArgs, reply *string) error {
hx = ethutil.Bytes2Hex(i.Bytes())
}
logger.Debugf("GetStorageAt(%s, %s)\n", args.Address, hx)
value := state.GetStorage(hx)
*reply = NewSuccessRes(GetStorageAtRes{Address: args.Address, Key: args.Key, Value: value})
value := state.Storage(ethutil.Hex2Bytes(hx))
*reply = NewSuccessRes(GetStorageAtRes{Address: args.Address, Key: args.Key, Value: value.Str()})
return nil
}
@ -210,7 +212,7 @@ type GetPeerCountRes struct {
}
func (p *EthereumApi) GetPeerCount(args *interface{}, reply *string) error {
*reply = NewSuccessRes(GetPeerCountRes{PeerCount: p.ethp.GetPeerCount()})
*reply = NewSuccessRes(GetPeerCountRes{PeerCount: p.pipe.GetPeerCount()})
return nil
}
@ -219,7 +221,7 @@ type GetListeningRes struct {
}
func (p *EthereumApi) GetIsListening(args *interface{}, reply *string) error {
*reply = NewSuccessRes(GetListeningRes{IsListening: p.ethp.GetIsListening()})
*reply = NewSuccessRes(GetListeningRes{IsListening: p.pipe.GetIsListening()})
return nil
}
@ -228,7 +230,7 @@ type GetCoinbaseRes struct {
}
func (p *EthereumApi) GetCoinbase(args *interface{}, reply *string) error {
*reply = NewSuccessRes(GetCoinbaseRes{Coinbase: p.ethp.GetCoinBase()})
*reply = NewSuccessRes(GetCoinbaseRes{Coinbase: p.pipe.GetCoinBase()})
return nil
}
@ -237,7 +239,7 @@ type GetMiningRes struct {
}
func (p *EthereumApi) GetIsMining(args *interface{}, reply *string) error {
*reply = NewSuccessRes(GetMiningRes{IsMining: p.ethp.GetIsMining()})
*reply = NewSuccessRes(GetMiningRes{IsMining: p.pipe.GetIsMining()})
return nil
}
@ -246,7 +248,7 @@ func (p *EthereumApi) GetTxCountAt(args *GetTxCountArgs, reply *string) error {
if err != nil {
return err
}
state := p.ethp.GetTxCountAt(args.Address)
state := p.pipe.GetTxCountAt(args.Address)
*reply = NewSuccessRes(GetTxCountRes{Nonce: state})
return nil
}
@ -272,8 +274,8 @@ func (p *EthereumApi) GetBalanceAt(args *GetBalanceArgs, reply *string) error {
if err != nil {
return err
}
state := p.ethp.GetStateObject(args.Address)
*reply = NewSuccessRes(BalanceRes{Balance: state.Balance(), Address: args.Address})
state := p.pipe.World().SafeGet(ethutil.Hex2Bytes(args.Address))
*reply = NewSuccessRes(BalanceRes{Balance: state.Balance.String(), Address: args.Address})
return nil
}

13
ethrpc/server.go
View File

@ -2,11 +2,12 @@ package ethrpc
import (
"fmt"
"github.com/ethereum/eth-go/ethlog"
"github.com/ethereum/eth-go/ethpub"
"net"
"net/rpc"
"net/rpc/jsonrpc"
"github.com/ethereum/eth-go/ethlog"
"github.com/ethereum/eth-go/ethpipe"
)
var logger = ethlog.NewLogger("JSON")
@ -14,7 +15,7 @@ var logger = ethlog.NewLogger("JSON")
type JsonRpcServer struct {
quit chan bool
listener net.Listener
ethp *ethpub.PEthereum
pipe *ethpipe.JSPipe
}
func (s *JsonRpcServer) exitHandler() {
@ -37,7 +38,7 @@ func (s *JsonRpcServer) Stop() {
func (s *JsonRpcServer) Start() {
logger.Infoln("Starting JSON-RPC server")
go s.exitHandler()
rpc.Register(&EthereumApi{ethp: s.ethp})
rpc.Register(&EthereumApi{pipe: s.pipe})
rpc.HandleHTTP()
for {
@ -51,7 +52,7 @@ func (s *JsonRpcServer) Start() {
}
}
func NewJsonRpcServer(ethp *ethpub.PEthereum, port int) (*JsonRpcServer, error) {
func NewJsonRpcServer(pipe *ethpipe.JSPipe, port int) (*JsonRpcServer, error) {
sport := fmt.Sprintf(":%d", port)
l, err := net.Listen("tcp", sport)
if err != nil {
@ -61,6 +62,6 @@ func NewJsonRpcServer(ethp *ethpub.PEthereum, port int) (*JsonRpcServer, error)
return &JsonRpcServer{
listener: l,
quit: make(chan bool),
ethp: ethp,
pipe: pipe,
}, nil
}