go-ethereum/cmd/geth/admin.go
obscuren 21e52efdfe cmd/geth, miner, backend, xeth: Fixed miner threads to be settable
Miner threads are now settable through the admin interface (closes #897)
and specify 0 CPU worker threads when eth_getWork is called (closes #916)
2015-05-11 17:21:22 +02:00

762 lines
18 KiB
Go

package main
import (
"encoding/json"
"errors"
"fmt"
"math/big"
"strconv"
"time"
"github.com/ethereum/go-ethereum/cmd/utils"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/compiler"
"github.com/ethereum/go-ethereum/common/natspec"
"github.com/ethereum/go-ethereum/common/resolver"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/rpc"
"github.com/ethereum/go-ethereum/xeth"
"github.com/robertkrimen/otto"
"gopkg.in/fatih/set.v0"
)
/*
node admin bindings
*/
func (js *jsre) adminBindings() {
ethO, _ := js.re.Get("eth")
eth := ethO.Object()
eth.Set("pendingTransactions", js.pendingTransactions)
eth.Set("resend", js.resend)
js.re.Set("admin", struct{}{})
t, _ := js.re.Get("admin")
admin := t.Object()
admin.Set("addPeer", js.addPeer)
admin.Set("startRPC", js.startRPC)
admin.Set("stopRPC", js.stopRPC)
admin.Set("nodeInfo", js.nodeInfo)
admin.Set("peers", js.peers)
admin.Set("newAccount", js.newAccount)
admin.Set("unlock", js.unlock)
admin.Set("import", js.importChain)
admin.Set("export", js.exportChain)
admin.Set("verbosity", js.verbosity)
admin.Set("progress", js.downloadProgress)
admin.Set("setSolc", js.setSolc)
admin.Set("contractInfo", struct{}{})
t, _ = admin.Get("contractInfo")
cinfo := t.Object()
// newRegistry officially not documented temporary option
cinfo.Set("start", js.startNatSpec)
cinfo.Set("stop", js.stopNatSpec)
cinfo.Set("newRegistry", js.newRegistry)
cinfo.Set("get", js.getContractInfo)
cinfo.Set("register", js.register)
cinfo.Set("registerUrl", js.registerUrl)
// cinfo.Set("verify", js.verify)
admin.Set("miner", struct{}{})
t, _ = admin.Get("miner")
miner := t.Object()
miner.Set("start", js.startMining)
miner.Set("stop", js.stopMining)
miner.Set("hashrate", js.hashrate)
miner.Set("setExtra", js.setExtra)
miner.Set("setGasPrice", js.setGasPrice)
admin.Set("debug", struct{}{})
t, _ = admin.Get("debug")
debug := t.Object()
js.re.Set("sleep", js.sleep)
debug.Set("backtrace", js.backtrace)
debug.Set("printBlock", js.printBlock)
debug.Set("dumpBlock", js.dumpBlock)
debug.Set("getBlockRlp", js.getBlockRlp)
debug.Set("setHead", js.setHead)
debug.Set("processBlock", js.debugBlock)
// undocumented temporary
debug.Set("waitForBlocks", js.waitForBlocks)
}
// generic helper to getBlock by Number/Height or Hex depending on autodetected input
// if argument is missing the current block is returned
// if block is not found or there is problem with decoding
// the appropriate value is returned and block is guaranteed to be nil
func (js *jsre) getBlock(call otto.FunctionCall) (*types.Block, error) {
var block *types.Block
if len(call.ArgumentList) > 0 {
if call.Argument(0).IsNumber() {
num, _ := call.Argument(0).ToInteger()
block = js.ethereum.ChainManager().GetBlockByNumber(uint64(num))
} else if call.Argument(0).IsString() {
hash, _ := call.Argument(0).ToString()
block = js.ethereum.ChainManager().GetBlock(common.HexToHash(hash))
} else {
return nil, errors.New("invalid argument for dump. Either hex string or number")
}
} else {
block = js.ethereum.ChainManager().CurrentBlock()
}
if block == nil {
return nil, errors.New("block not found")
}
return block, nil
}
func (js *jsre) pendingTransactions(call otto.FunctionCall) otto.Value {
txs := js.ethereum.TxPool().GetTransactions()
// grab the accounts from the account manager. This will help with determening which
// transactions should be returned.
accounts, err := js.ethereum.AccountManager().Accounts()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
// Add the accouns to a new set
accountSet := set.New()
for _, account := range accounts {
accountSet.Add(common.BytesToAddress(account.Address))
}
//ltxs := make([]*tx, len(txs))
var ltxs []*tx
for _, tx := range txs {
// no need to check err
if from, _ := tx.From(); accountSet.Has(from) {
ltxs = append(ltxs, newTx(tx))
}
}
return js.re.ToVal(ltxs)
}
func (js *jsre) resend(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) == 0 {
fmt.Println("first argument must be a transaction")
return otto.FalseValue()
}
v, err := call.Argument(0).Export()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
if tx, ok := v.(*tx); ok {
gl, gp := tx.GasLimit, tx.GasPrice
if len(call.ArgumentList) > 1 {
gp = call.Argument(1).String()
}
if len(call.ArgumentList) > 2 {
gl = call.Argument(2).String()
}
ret, err := js.xeth.Transact(tx.From, tx.To, tx.Nonce, tx.Value, gl, gp, tx.Data)
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
js.ethereum.TxPool().RemoveTransactions(types.Transactions{tx.tx})
return js.re.ToVal(ret)
}
fmt.Println("first argument must be a transaction")
return otto.FalseValue()
}
func (js *jsre) debugBlock(call otto.FunctionCall) otto.Value {
block, err := js.getBlock(call)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
old := vm.Debug
vm.Debug = true
_, err = js.ethereum.BlockProcessor().RetryProcess(block)
if err != nil {
glog.Infoln(err)
}
vm.Debug = old
return otto.UndefinedValue()
}
func (js *jsre) setHead(call otto.FunctionCall) otto.Value {
block, err := js.getBlock(call)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
js.ethereum.ChainManager().SetHead(block)
return otto.UndefinedValue()
}
func (js *jsre) downloadProgress(call otto.FunctionCall) otto.Value {
current, max := js.ethereum.Downloader().Stats()
return js.re.ToVal(fmt.Sprintf("%d/%d", current, max))
}
func (js *jsre) getBlockRlp(call otto.FunctionCall) otto.Value {
block, err := js.getBlock(call)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
encoded, _ := rlp.EncodeToBytes(block)
return js.re.ToVal(fmt.Sprintf("%x", encoded))
}
func (js *jsre) setExtra(call otto.FunctionCall) otto.Value {
extra, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
if len(extra) > 1024 {
fmt.Println("error: cannot exceed 1024 bytes")
return otto.UndefinedValue()
}
js.ethereum.Miner().SetExtra([]byte(extra))
return otto.UndefinedValue()
}
func (js *jsre) setGasPrice(call otto.FunctionCall) otto.Value {
gasPrice, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
js.ethereum.Miner().SetGasPrice(common.String2Big(gasPrice))
return otto.UndefinedValue()
}
func (js *jsre) hashrate(otto.FunctionCall) otto.Value {
return js.re.ToVal(js.ethereum.Miner().HashRate())
}
func (js *jsre) backtrace(call otto.FunctionCall) otto.Value {
tracestr, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
glog.GetTraceLocation().Set(tracestr)
return otto.UndefinedValue()
}
func (js *jsre) verbosity(call otto.FunctionCall) otto.Value {
v, err := call.Argument(0).ToInteger()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
glog.SetV(int(v))
return otto.UndefinedValue()
}
func (js *jsre) startMining(call otto.FunctionCall) otto.Value {
threads, err := call.Argument(0).ToInteger()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
err = js.ethereum.StartMining(int(threads))
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
return otto.TrueValue()
}
func (js *jsre) stopMining(call otto.FunctionCall) otto.Value {
js.ethereum.StopMining()
return otto.TrueValue()
}
func (js *jsre) startRPC(call otto.FunctionCall) otto.Value {
addr, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
port, err := call.Argument(1).ToInteger()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
corsDomain := js.corsDomain
if len(call.ArgumentList) > 2 {
corsDomain, err = call.Argument(2).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
}
config := rpc.RpcConfig{
ListenAddress: addr,
ListenPort: uint(port),
CorsDomain: corsDomain,
}
xeth := xeth.New(js.ethereum, nil)
err = rpc.Start(xeth, config)
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
return otto.TrueValue()
}
func (js *jsre) stopRPC(call otto.FunctionCall) otto.Value {
if rpc.Stop() == nil {
return otto.TrueValue()
}
return otto.FalseValue()
}
func (js *jsre) addPeer(call otto.FunctionCall) otto.Value {
nodeURL, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
err = js.ethereum.AddPeer(nodeURL)
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
return otto.TrueValue()
}
func (js *jsre) unlock(call otto.FunctionCall) otto.Value {
addr, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
seconds, err := call.Argument(2).ToInteger()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
arg := call.Argument(1)
var passphrase string
if arg.IsUndefined() {
fmt.Println("Please enter a passphrase now.")
passphrase, err = readPassword("Passphrase: ", true)
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
} else {
passphrase, err = arg.ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
}
am := js.ethereum.AccountManager()
err = am.TimedUnlock(common.FromHex(addr), passphrase, time.Duration(seconds)*time.Second)
if err != nil {
fmt.Printf("Unlock account failed '%v'\n", err)
return otto.FalseValue()
}
return otto.TrueValue()
}
func (js *jsre) newAccount(call otto.FunctionCall) otto.Value {
arg := call.Argument(0)
var passphrase string
if arg.IsUndefined() {
fmt.Println("The new account will be encrypted with a passphrase.")
fmt.Println("Please enter a passphrase now.")
auth, err := readPassword("Passphrase: ", true)
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
confirm, err := readPassword("Repeat Passphrase: ", false)
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
if auth != confirm {
fmt.Println("Passphrases did not match.")
return otto.FalseValue()
}
passphrase = auth
} else {
var err error
passphrase, err = arg.ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
}
acct, err := js.ethereum.AccountManager().NewAccount(passphrase)
if err != nil {
fmt.Printf("Could not create the account: %v", err)
return otto.UndefinedValue()
}
return js.re.ToVal(common.ToHex(acct.Address))
}
func (js *jsre) nodeInfo(call otto.FunctionCall) otto.Value {
return js.re.ToVal(js.ethereum.NodeInfo())
}
func (js *jsre) peers(call otto.FunctionCall) otto.Value {
return js.re.ToVal(js.ethereum.PeersInfo())
}
func (js *jsre) importChain(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) == 0 {
fmt.Println("require file name. admin.importChain(filename)")
return otto.FalseValue()
}
fn, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
if err := utils.ImportChain(js.ethereum.ChainManager(), fn); err != nil {
fmt.Println("Import error: ", err)
return otto.FalseValue()
}
return otto.TrueValue()
}
func (js *jsre) exportChain(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) == 0 {
fmt.Println("require file name: admin.exportChain(filename)")
return otto.FalseValue()
}
fn, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
if err := utils.ExportChain(js.ethereum.ChainManager(), fn); err != nil {
fmt.Println(err)
return otto.FalseValue()
}
return otto.TrueValue()
}
func (js *jsre) printBlock(call otto.FunctionCall) otto.Value {
block, err := js.getBlock(call)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
fmt.Println(block)
return otto.UndefinedValue()
}
func (js *jsre) dumpBlock(call otto.FunctionCall) otto.Value {
block, err := js.getBlock(call)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
statedb := state.New(block.Root(), js.ethereum.StateDb())
dump := statedb.RawDump()
return js.re.ToVal(dump)
}
func (js *jsre) waitForBlocks(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) > 2 {
fmt.Println("requires 0, 1 or 2 arguments: admin.debug.waitForBlock(minHeight, timeout)")
return otto.FalseValue()
}
var n, timeout int64
var timer <-chan time.Time
var height *big.Int
var err error
args := len(call.ArgumentList)
if args == 2 {
timeout, err = call.Argument(1).ToInteger()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
timer = time.NewTimer(time.Duration(timeout) * time.Second).C
}
if args >= 1 {
n, err = call.Argument(0).ToInteger()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
height = big.NewInt(n)
}
if args == 0 {
height = js.xeth.CurrentBlock().Number()
height.Add(height, common.Big1)
}
wait := js.wait
js.wait <- height
select {
case <-timer:
// if times out make sure the xeth loop does not block
go func() {
select {
case wait <- nil:
case <-wait:
}
}()
return otto.UndefinedValue()
case height = <-wait:
}
return js.re.ToVal(height.Uint64())
}
func (js *jsre) sleep(call otto.FunctionCall) otto.Value {
sec, err := call.Argument(0).ToInteger()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
time.Sleep(time.Duration(sec) * time.Second)
return otto.UndefinedValue()
}
func (js *jsre) setSolc(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) != 1 {
fmt.Println("needs 1 argument: admin.contractInfo.setSolc(solcPath)")
return otto.FalseValue()
}
solcPath, err := call.Argument(0).ToString()
if err != nil {
return otto.FalseValue()
}
solc, err := js.xeth.SetSolc(solcPath)
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
fmt.Println(solc.Info())
return otto.TrueValue()
}
func (js *jsre) register(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) != 4 {
fmt.Println("requires 4 arguments: admin.contractInfo.register(fromaddress, contractaddress, contract, filename)")
return otto.UndefinedValue()
}
sender, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
address, err := call.Argument(1).ToString()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
raw, err := call.Argument(2).Export()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
jsonraw, err := json.Marshal(raw)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
var contract compiler.Contract
err = json.Unmarshal(jsonraw, &contract)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
filename, err := call.Argument(3).ToString()
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
contenthash, err := compiler.ExtractInfo(&contract, filename)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
// sender and contract address are passed as hex strings
codeb := js.xeth.CodeAtBytes(address)
codehash := common.BytesToHash(crypto.Sha3(codeb))
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
registry := resolver.New(js.xeth)
_, err = registry.RegisterContentHash(common.HexToAddress(sender), codehash, contenthash)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
return js.re.ToVal(contenthash.Hex())
}
func (js *jsre) registerUrl(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) != 3 {
fmt.Println("requires 3 arguments: admin.contractInfo.register(fromaddress, contenthash, filename)")
return otto.FalseValue()
}
sender, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
contenthash, err := call.Argument(1).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
url, err := call.Argument(2).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
registry := resolver.New(js.xeth)
_, err = registry.RegisterUrl(common.HexToAddress(sender), common.HexToHash(contenthash), url)
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
return otto.TrueValue()
}
func (js *jsre) getContractInfo(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) != 1 {
fmt.Println("requires 1 argument: admin.contractInfo.register(contractaddress)")
return otto.FalseValue()
}
addr, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
infoDoc, err := natspec.FetchDocsForContract(addr, js.xeth, ds)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
var info compiler.ContractInfo
err = json.Unmarshal(infoDoc, &info)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
return js.re.ToVal(info)
}
func (js *jsre) startNatSpec(call otto.FunctionCall) otto.Value {
js.ethereum.NatSpec = true
return otto.TrueValue()
}
func (js *jsre) stopNatSpec(call otto.FunctionCall) otto.Value {
js.ethereum.NatSpec = false
return otto.TrueValue()
}
func (js *jsre) newRegistry(call otto.FunctionCall) otto.Value {
if len(call.ArgumentList) != 1 {
fmt.Println("requires 1 argument: admin.contractInfo.newRegistry(adminaddress)")
return otto.FalseValue()
}
addr, err := call.Argument(0).ToString()
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
registry := resolver.New(js.xeth)
err = registry.CreateContracts(common.HexToAddress(addr))
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
return otto.TrueValue()
}
// internal transaction type which will allow us to resend transactions using `eth.resend`
type tx struct {
tx *types.Transaction
To string
From string
Nonce string
Value string
Data string
GasLimit string
GasPrice string
}
func newTx(t *types.Transaction) *tx {
from, _ := t.From()
var to string
if t := t.To(); t != nil {
to = t.Hex()
}
return &tx{
tx: t,
To: to,
From: from.Hex(),
Value: t.Amount.String(),
Nonce: strconv.Itoa(int(t.Nonce())),
Data: "0x" + common.Bytes2Hex(t.Data()),
GasLimit: t.GasLimit.String(),
GasPrice: t.GasPrice().String(),
}
}