mirror of https://github.com/poanetwork/quorum.git
1406 lines
44 KiB
Go
1406 lines
44 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package eth
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import (
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"bytes"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"math/big"
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"os"
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"sync"
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"time"
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"gopkg.in/fatih/set.v0"
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"github.com/ethereum/ethash"
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"github.com/ethereum/go-ethereum/accounts"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/compiler"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/event"
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"github.com/ethereum/go-ethereum/logger"
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"github.com/ethereum/go-ethereum/logger/glog"
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"github.com/ethereum/go-ethereum/rlp"
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rpc "github.com/ethereum/go-ethereum/rpc/v2"
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)
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const (
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defaultGasPrice = uint64(10000000000000)
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defaultGas = uint64(90000)
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)
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// PublicEthereumAPI provides an API to access Ethereum related information.
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// It offers only methods that operate on public data that is freely available to anyone.
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type PublicEthereumAPI struct {
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e *Ethereum
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gpo *GasPriceOracle
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}
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// NewPublicEthereumAPI creates a new Etheruem protocol API.
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func NewPublicEthereumAPI(e *Ethereum) *PublicEthereumAPI {
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return &PublicEthereumAPI{e, NewGasPriceOracle(e)}
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}
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// GasPrice returns a suggestion for a gas price.
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func (s *PublicEthereumAPI) GasPrice() *big.Int {
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return s.gpo.SuggestPrice()
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}
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// GetCompilers returns the collection of available smart contract compilers
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func (s *PublicEthereumAPI) GetCompilers() ([]string, error) {
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solc, err := s.e.Solc()
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if err != nil {
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return nil, err
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}
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if solc != nil {
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return []string{"Solidity"}, nil
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}
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return []string{}, nil
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}
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// CompileSolidity compiles the given solidity source
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func (s *PublicEthereumAPI) CompileSolidity(source string) (map[string]*compiler.Contract, error) {
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solc, err := s.e.Solc()
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if err != nil {
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return nil, err
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}
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if solc == nil {
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return nil, errors.New("solc (solidity compiler) not found")
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}
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return solc.Compile(source)
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}
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// Etherbase is the address that mining rewards will be send to
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func (s *PublicEthereumAPI) Etherbase() (common.Address, error) {
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return s.e.Etherbase()
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}
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// see Etherbase
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func (s *PublicEthereumAPI) Coinbase() (common.Address, error) {
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return s.Etherbase()
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}
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// ProtocolVersion returns the current Ethereum protocol version this node supports
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func (s *PublicEthereumAPI) ProtocolVersion() *rpc.HexNumber {
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return rpc.NewHexNumber(s.e.EthVersion())
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}
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// Hashrate returns the POW hashrate
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func (s *PublicEthereumAPI) Hashrate() *rpc.HexNumber {
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return rpc.NewHexNumber(s.e.Miner().HashRate())
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}
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// Syncing returns false in case the node is currently not synching with the network. It can be up to date or has not
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// yet received the latest block headers from its pears. In case it is synchronizing an object with 3 properties is
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// returned:
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// - startingBlock: block number this node started to synchronise from
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// - currentBlock: block number this node is currently importing
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// - highestBlock: block number of the highest block header this node has received from peers
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func (s *PublicEthereumAPI) Syncing() (interface{}, error) {
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origin, current, height := s.e.Downloader().Progress()
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if current < height {
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return map[string]interface{}{
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"startingBlock": rpc.NewHexNumber(origin),
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"currentBlock": rpc.NewHexNumber(current),
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"highestBlock": rpc.NewHexNumber(height),
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}, nil
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}
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return false, nil
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}
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// PrivateMinerAPI provides private RPC methods to control the miner.
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// These methods can be abused by external users and must be considered insecure for use by untrusted users.
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type PrivateMinerAPI struct {
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e *Ethereum
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}
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// NewPrivateMinerAPI create a new RPC service which controls the miner of this node.
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func NewPrivateMinerAPI(e *Ethereum) *PrivateMinerAPI {
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return &PrivateMinerAPI{e: e}
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}
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// Start the miner with the given number of threads
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func (s *PrivateMinerAPI) Start(threads rpc.HexNumber) (bool, error) {
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s.e.StartAutoDAG()
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err := s.e.StartMining(threads.Int(), "")
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if err == nil {
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return true, nil
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}
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return false, err
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}
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// Stop the miner
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func (s *PrivateMinerAPI) Stop() bool {
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s.e.StopMining()
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return true
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}
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// SetExtra sets the extra data string that is included when this miner mines a block.
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func (s *PrivateMinerAPI) SetExtra(extra string) (bool, error) {
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if err := s.e.Miner().SetExtra([]byte(extra)); err != nil {
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return false, err
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}
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return true, nil
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}
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// SetGasPrice sets the minimum accepted gas price for the miner.
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func (s *PrivateMinerAPI) SetGasPrice(gasPrice rpc.Number) bool {
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s.e.Miner().SetGasPrice(gasPrice.BigInt())
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return true
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}
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// SetEtherbase sets the etherbase of the miner
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func (s *PrivateMinerAPI) SetEtherbase(etherbase common.Address) bool {
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s.e.SetEtherbase(etherbase)
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return true
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}
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// StartAutoDAG starts auto DAG generation. This will prevent the DAG generating on epoch change
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// which will cause the node to stop mining during the generation process.
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func (s *PrivateMinerAPI) StartAutoDAG() bool {
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s.e.StartAutoDAG()
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return true
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}
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// StopAutoDAG stops auto DAG generation
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func (s *PrivateMinerAPI) StopAutoDAG() bool {
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s.e.StopAutoDAG()
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return true
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}
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// MakeDAG creates the new DAG for the given block number
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func (s *PrivateMinerAPI) MakeDAG(blockNr rpc.BlockNumber) (bool, error) {
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if err := ethash.MakeDAG(uint64(blockNr.Int64()), ""); err != nil {
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return false, err
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}
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return true, nil
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}
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// PublicTxPoolAPI offers and API for the transaction pool. It only operates on data that is non confidential.
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type PublicTxPoolAPI struct {
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e *Ethereum
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}
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// NewPublicTxPoolAPI creates a new tx pool service that gives information about the transaction pool.
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func NewPublicTxPoolAPI(e *Ethereum) *PublicTxPoolAPI {
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return &PublicTxPoolAPI{e}
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}
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// Status returns the number of pending and queued transaction in the pool.
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func (s *PublicTxPoolAPI) Status() map[string]*rpc.HexNumber {
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pending, queue := s.e.TxPool().Stats()
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return map[string]*rpc.HexNumber{
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"pending": rpc.NewHexNumber(pending),
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"queued": rpc.NewHexNumber(queue),
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}
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}
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// PublicAccountAPI provides an API to access accounts managed by this node.
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// It offers only methods that can retrieve accounts.
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type PublicAccountAPI struct {
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am *accounts.Manager
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}
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// NewPublicAccountAPI creates a new PublicAccountAPI.
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func NewPublicAccountAPI(am *accounts.Manager) *PublicAccountAPI {
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return &PublicAccountAPI{am: am}
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}
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// Accounts returns the collection of accounts this node manages
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func (s *PublicAccountAPI) Accounts() ([]accounts.Account, error) {
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return s.am.Accounts()
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}
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// PrivateAccountAPI provides an API to access accounts managed by this node.
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// It offers methods to create, (un)lock en list accounts.
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type PrivateAccountAPI struct {
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am *accounts.Manager
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}
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// NewPrivateAccountAPI create a new PrivateAccountAPI.
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func NewPrivateAccountAPI(am *accounts.Manager) *PrivateAccountAPI {
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return &PrivateAccountAPI{am}
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}
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// ListAccounts will return a list of addresses for accounts this node manages.
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func (s *PrivateAccountAPI) ListAccounts() ([]common.Address, error) {
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accounts, err := s.am.Accounts()
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if err != nil {
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return nil, err
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}
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addresses := make([]common.Address, len(accounts))
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for i, acc := range accounts {
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addresses[i] = acc.Address
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}
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return addresses, nil
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}
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// NewAccount will create a new account and returns the address for the new account.
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func (s *PrivateAccountAPI) NewAccount(password string) (common.Address, error) {
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acc, err := s.am.NewAccount(password)
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if err == nil {
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return acc.Address, nil
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}
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return common.Address{}, err
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}
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// UnlockAccount will unlock the account associated with the given address with the given password for duration seconds.
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// It returns an indication if the action was successful.
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func (s *PrivateAccountAPI) UnlockAccount(addr common.Address, password string, duration int) bool {
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if err := s.am.TimedUnlock(addr, password, time.Duration(duration)*time.Second); err != nil {
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glog.V(logger.Info).Infof("%v\n", err)
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return false
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}
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return true
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}
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// LockAccount will lock the account associated with the given address when it's unlocked.
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func (s *PrivateAccountAPI) LockAccount(addr common.Address) bool {
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return s.am.Lock(addr) == nil
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}
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// PublicBlockChainAPI provides an API to access the Ethereum blockchain.
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// It offers only methods that operate on public data that is freely available to anyone.
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type PublicBlockChainAPI struct {
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bc *core.BlockChain
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chainDb ethdb.Database
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eventMux *event.TypeMux
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am *accounts.Manager
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}
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// NewPublicBlockChainAPI creates a new Etheruem blockchain API.
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func NewPublicBlockChainAPI(bc *core.BlockChain, chainDb ethdb.Database, eventMux *event.TypeMux, am *accounts.Manager) *PublicBlockChainAPI {
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return &PublicBlockChainAPI{bc: bc, chainDb: chainDb, eventMux: eventMux, am: am}
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}
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// BlockNumber returns the block number of the chain head.
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func (s *PublicBlockChainAPI) BlockNumber() *big.Int {
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return s.bc.CurrentHeader().Number
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}
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// GetBalance returns the amount of wei for the given address in the state of the given block number.
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// When block number equals rpc.LatestBlockNumber the current block is used.
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func (s *PublicBlockChainAPI) GetBalance(address common.Address, blockNr rpc.BlockNumber) (*big.Int, error) {
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block := blockByNumber(s.bc, blockNr)
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if block == nil {
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return nil, nil
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}
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state, err := state.New(block.Root(), s.chainDb)
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if err != nil {
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return nil, err
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}
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return state.GetBalance(address), nil
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}
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// blockByNumber is a commonly used helper function which retrieves and returns the block for the given block number. It
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// returns nil when no block could be found.
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func blockByNumber(bc *core.BlockChain, blockNr rpc.BlockNumber) *types.Block {
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if blockNr == rpc.LatestBlockNumber {
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return bc.CurrentBlock()
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}
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return bc.GetBlockByNumber(uint64(blockNr))
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}
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// GetBlockByNumber returns the requested block. When blockNr is -1 the chain head is returned. When fullTx is true all
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// transactions in the block are returned in full detail, otherwise only the transaction hash is returned.
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func (s *PublicBlockChainAPI) GetBlockByNumber(blockNr rpc.BlockNumber, fullTx bool) (map[string]interface{}, error) {
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if block := blockByNumber(s.bc, blockNr); block != nil {
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return s.rpcOutputBlock(block, true, fullTx)
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}
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return nil, nil
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}
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// GetBlockByHash returns the requested block. When fullTx is true all transactions in the block are returned in full
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// detail, otherwise only the transaction hash is returned.
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func (s *PublicBlockChainAPI) GetBlockByHash(blockHash common.Hash, fullTx bool) (map[string]interface{}, error) {
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if block := s.bc.GetBlock(blockHash); block != nil {
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return s.rpcOutputBlock(block, true, fullTx)
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}
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return nil, nil
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}
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// GetUncleByBlockNumberAndIndex returns the uncle block for the given block hash and index. When fullTx is true
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// all transactions in the block are returned in full detail, otherwise only the transaction hash is returned.
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func (s *PublicBlockChainAPI) GetUncleByBlockNumberAndIndex(blockNr rpc.BlockNumber, index rpc.HexNumber) (map[string]interface{}, error) {
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if blockNr == rpc.PendingBlockNumber {
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return nil, nil
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}
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if block := blockByNumber(s.bc, blockNr); block != nil {
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uncles := block.Uncles()
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if index.Int() < 0 || index.Int() >= len(uncles) {
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glog.V(logger.Debug).Infof("uncle block on index %d not found for block #%d", index.Int(), blockNr)
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return nil, nil
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}
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block = types.NewBlockWithHeader(uncles[index.Int()])
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return s.rpcOutputBlock(block, false, false)
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}
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return nil, nil
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}
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// GetUncleByBlockHashAndIndex returns the uncle block for the given block hash and index. When fullTx is true
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// all transactions in the block are returned in full detail, otherwise only the transaction hash is returned.
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func (s *PublicBlockChainAPI) GetUncleByBlockHashAndIndex(blockHash common.Hash, index rpc.HexNumber) (map[string]interface{}, error) {
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if block := s.bc.GetBlock(blockHash); block != nil {
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uncles := block.Uncles()
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if index.Int() < 0 || index.Int() >= len(uncles) {
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glog.V(logger.Debug).Infof("uncle block on index %d not found for block %s", index.Int(), blockHash.Hex())
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return nil, nil
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}
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block = types.NewBlockWithHeader(uncles[index.Int()])
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return s.rpcOutputBlock(block, false, false)
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}
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return nil, nil
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}
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// GetUncleCountByBlockNumber returns number of uncles in the block for the given block number
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func (s *PublicBlockChainAPI) GetUncleCountByBlockNumber(blockNr rpc.BlockNumber) *rpc.HexNumber {
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if blockNr == rpc.PendingBlockNumber {
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return rpc.NewHexNumber(0)
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}
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if block := blockByNumber(s.bc, blockNr); block != nil {
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return rpc.NewHexNumber(len(block.Uncles()))
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}
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return nil
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}
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// GetUncleCountByBlockHash returns number of uncles in the block for the given block hash
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func (s *PublicBlockChainAPI) GetUncleCountByBlockHash(blockHash common.Hash) *rpc.HexNumber {
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if block := s.bc.GetBlock(blockHash); block != nil {
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return rpc.NewHexNumber(len(block.Uncles()))
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}
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return nil
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}
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// NewBlocksArgs allows the user to specify if the returned block should include transactions and in which format.
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type NewBlocksArgs struct {
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IncludeTransactions bool `json:"includeTransactions"`
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TransactionDetails bool `json:"transactionDetails"`
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}
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// NewBlocks triggers a new block event each time a block is appended to the chain. It accepts an argument which allows
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// the caller to specify whether the output should contain transactions and in what format.
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func (s *PublicBlockChainAPI) NewBlocks(args NewBlocksArgs) (rpc.Subscription, error) {
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sub := s.eventMux.Subscribe(core.ChainEvent{})
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output := func(rawBlock interface{}) interface{} {
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if event, ok := rawBlock.(core.ChainEvent); ok {
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notification, err := s.rpcOutputBlock(event.Block, args.IncludeTransactions, args.TransactionDetails)
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if err == nil {
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return notification
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}
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}
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return rawBlock
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}
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return rpc.NewSubscriptionWithOutputFormat(sub, output), nil
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}
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// GetCode returns the code stored at the given address in the state for the given block number.
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func (s *PublicBlockChainAPI) GetCode(address common.Address, blockNr rpc.BlockNumber) (string, error) {
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return s.GetData(address, blockNr)
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}
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// GetData returns the data stored at the given address in the state for the given block number.
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func (s *PublicBlockChainAPI) GetData(address common.Address, blockNr rpc.BlockNumber) (string, error) {
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if block := blockByNumber(s.bc, blockNr); block != nil {
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state, err := state.New(block.Root(), s.chainDb)
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if err != nil {
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return "", err
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}
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res := state.GetCode(address)
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if len(res) == 0 { // backwards compatibility
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return "0x", nil
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}
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return common.ToHex(res), nil
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}
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return "0x", nil
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}
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// GetStorageAt returns the storage from the state at the given address, key and block number.
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func (s *PublicBlockChainAPI) GetStorageAt(address common.Address, key string, blockNr rpc.BlockNumber) (string, error) {
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if block := blockByNumber(s.bc, blockNr); block != nil {
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state, err := state.New(block.Root(), s.chainDb)
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if err != nil {
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return "", err
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}
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return state.GetState(address, common.HexToHash(key)).Hex(), nil
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}
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return "0x", nil
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}
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// callmsg is the message type used for call transations.
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type callmsg struct {
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from *state.StateObject
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to *common.Address
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gas, gasPrice *big.Int
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value *big.Int
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data []byte
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}
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// accessor boilerplate to implement core.Message
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func (m callmsg) From() (common.Address, error) { return m.from.Address(), nil }
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func (m callmsg) Nonce() uint64 { return m.from.Nonce() }
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func (m callmsg) To() *common.Address { return m.to }
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func (m callmsg) GasPrice() *big.Int { return m.gasPrice }
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func (m callmsg) Gas() *big.Int { return m.gas }
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|
func (m callmsg) Value() *big.Int { return m.value }
|
|
func (m callmsg) Data() []byte { return m.data }
|
|
|
|
type CallArgs struct {
|
|
From common.Address `json:"from"`
|
|
To common.Address `json:"to"`
|
|
Gas rpc.HexNumber `json:"gas"`
|
|
GasPrice rpc.HexNumber `json:"gasPrice"`
|
|
Value rpc.HexNumber `json:"value"`
|
|
Data string `json:"data"`
|
|
}
|
|
|
|
func (s *PublicBlockChainAPI) doCall(args CallArgs, blockNr rpc.BlockNumber) (string, *big.Int, error) {
|
|
if block := blockByNumber(s.bc, blockNr); block != nil {
|
|
stateDb, err := state.New(block.Root(), s.chainDb)
|
|
if err != nil {
|
|
return "0x", nil, err
|
|
}
|
|
|
|
stateDb = stateDb.Copy()
|
|
var from *state.StateObject
|
|
if args.From == (common.Address{}) {
|
|
accounts, err := s.am.Accounts()
|
|
if err != nil || len(accounts) == 0 {
|
|
from = stateDb.GetOrNewStateObject(common.Address{})
|
|
} else {
|
|
from = stateDb.GetOrNewStateObject(accounts[0].Address)
|
|
}
|
|
} else {
|
|
from = stateDb.GetOrNewStateObject(args.From)
|
|
}
|
|
|
|
from.SetBalance(common.MaxBig)
|
|
|
|
msg := callmsg{
|
|
from: from,
|
|
to: &args.To,
|
|
gas: args.Gas.BigInt(),
|
|
gasPrice: args.GasPrice.BigInt(),
|
|
value: args.Value.BigInt(),
|
|
data: common.FromHex(args.Data),
|
|
}
|
|
|
|
if msg.gas.Cmp(common.Big0) == 0 {
|
|
msg.gas = big.NewInt(50000000)
|
|
}
|
|
|
|
if msg.gasPrice.Cmp(common.Big0) == 0 {
|
|
msg.gasPrice = new(big.Int).Mul(big.NewInt(50), common.Shannon)
|
|
}
|
|
|
|
header := s.bc.CurrentBlock().Header()
|
|
vmenv := core.NewEnv(stateDb, s.bc, msg, header)
|
|
gp := new(core.GasPool).AddGas(common.MaxBig)
|
|
res, gas, err := core.ApplyMessage(vmenv, msg, gp)
|
|
if len(res) == 0 { // backwards compatability
|
|
return "0x", gas, err
|
|
}
|
|
return common.ToHex(res), gas, err
|
|
}
|
|
|
|
return "0x", common.Big0, nil
|
|
}
|
|
|
|
// Call executes the given transaction on the state for the given block number.
|
|
// It doesn't make and changes in the state/blockchain and is usefull to execute and retrieve values.
|
|
func (s *PublicBlockChainAPI) Call(args CallArgs, blockNr rpc.BlockNumber) (string, error) {
|
|
result, _, err := s.doCall(args, blockNr)
|
|
return result, err
|
|
}
|
|
|
|
// EstimateGas returns an estimate of the amount of gas needed to execute the given transaction.
|
|
func (s *PublicBlockChainAPI) EstimateGas(args CallArgs) (*rpc.HexNumber, error) {
|
|
_, gas, err := s.doCall(args, rpc.LatestBlockNumber)
|
|
return rpc.NewHexNumber(gas), err
|
|
}
|
|
|
|
// rpcOutputBlock converts the given block to the RPC output which depends on fullTx. If inclTx is true transactions are
|
|
// returned. When fullTx is true the returned block contains full transaction details, otherwise it will only contain
|
|
// transaction hashes.
|
|
func (s *PublicBlockChainAPI) rpcOutputBlock(b *types.Block, inclTx bool, fullTx bool) (map[string]interface{}, error) {
|
|
fields := map[string]interface{}{
|
|
"number": rpc.NewHexNumber(b.Number()),
|
|
"hash": b.Hash(),
|
|
"parentHash": b.ParentHash(),
|
|
"nonce": b.Header().Nonce,
|
|
"sha3Uncles": b.UncleHash(),
|
|
"logsBloom": b.Bloom(),
|
|
"stateRoot": b.Root(),
|
|
"miner": b.Coinbase(),
|
|
"difficulty": rpc.NewHexNumber(b.Difficulty()),
|
|
"totalDifficulty": rpc.NewHexNumber(s.bc.GetTd(b.Hash())),
|
|
"extraData": fmt.Sprintf("0x%x", b.Extra()),
|
|
"size": rpc.NewHexNumber(b.Size().Int64()),
|
|
"gasLimit": rpc.NewHexNumber(b.GasLimit()),
|
|
"gasUsed": rpc.NewHexNumber(b.GasUsed()),
|
|
"timestamp": rpc.NewHexNumber(b.Time()),
|
|
"transactionsRoot": b.TxHash(),
|
|
"receiptRoot": b.ReceiptHash(),
|
|
}
|
|
|
|
if inclTx {
|
|
formatTx := func(tx *types.Transaction) (interface{}, error) {
|
|
return tx.Hash(), nil
|
|
}
|
|
|
|
if fullTx {
|
|
formatTx = func(tx *types.Transaction) (interface{}, error) {
|
|
return newRPCTransaction(b, tx.Hash())
|
|
}
|
|
}
|
|
|
|
txs := b.Transactions()
|
|
transactions := make([]interface{}, len(txs))
|
|
var err error
|
|
for i, tx := range b.Transactions() {
|
|
if transactions[i], err = formatTx(tx); err != nil {
|
|
return nil, err
|
|
}
|
|
}
|
|
fields["transactions"] = transactions
|
|
}
|
|
|
|
uncles := b.Uncles()
|
|
uncleHashes := make([]common.Hash, len(uncles))
|
|
for i, uncle := range uncles {
|
|
uncleHashes[i] = uncle.Hash()
|
|
}
|
|
fields["uncles"] = uncleHashes
|
|
|
|
return fields, nil
|
|
}
|
|
|
|
// RPCTransaction represents a transaction that will serialize to the RPC representation of a transaction
|
|
type RPCTransaction struct {
|
|
BlockHash common.Hash `json:"blockHash"`
|
|
BlockNumber *rpc.HexNumber `json:"blockNumber"`
|
|
From common.Address `json:"from"`
|
|
Gas *rpc.HexNumber `json:"gas"`
|
|
GasPrice *rpc.HexNumber `json:"gasPrice"`
|
|
Hash common.Hash `json:"hash"`
|
|
Input string `json:"input"`
|
|
Nonce *rpc.HexNumber `json:"nonce"`
|
|
To *common.Address `json:"to"`
|
|
TransactionIndex *rpc.HexNumber `json:"transactionIndex"`
|
|
Value *rpc.HexNumber `json:"value"`
|
|
}
|
|
|
|
// newRPCPendingTransaction returns a pending transaction that will serialize to the RPC representation
|
|
func newRPCPendingTransaction(tx *types.Transaction) *RPCTransaction {
|
|
from, _ := tx.From()
|
|
|
|
return &RPCTransaction{
|
|
From: from,
|
|
Gas: rpc.NewHexNumber(tx.Gas()),
|
|
GasPrice: rpc.NewHexNumber(tx.GasPrice()),
|
|
Hash: tx.Hash(),
|
|
Input: fmt.Sprintf("0x%x", tx.Data()),
|
|
Nonce: rpc.NewHexNumber(tx.Nonce()),
|
|
To: tx.To(),
|
|
Value: rpc.NewHexNumber(tx.Value()),
|
|
}
|
|
}
|
|
|
|
// newRPCTransaction returns a transaction that will serialize to the RPC representation.
|
|
func newRPCTransactionFromBlockIndex(b *types.Block, txIndex int) (*RPCTransaction, error) {
|
|
if txIndex >= 0 && txIndex < len(b.Transactions()) {
|
|
tx := b.Transactions()[txIndex]
|
|
from, err := tx.From()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &RPCTransaction{
|
|
BlockHash: b.Hash(),
|
|
BlockNumber: rpc.NewHexNumber(b.Number()),
|
|
From: from,
|
|
Gas: rpc.NewHexNumber(tx.Gas()),
|
|
GasPrice: rpc.NewHexNumber(tx.GasPrice()),
|
|
Hash: tx.Hash(),
|
|
Input: fmt.Sprintf("0x%x", tx.Data()),
|
|
Nonce: rpc.NewHexNumber(tx.Nonce()),
|
|
To: tx.To(),
|
|
TransactionIndex: rpc.NewHexNumber(txIndex),
|
|
Value: rpc.NewHexNumber(tx.Value()),
|
|
}, nil
|
|
}
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
// newRPCTransaction returns a transaction that will serialize to the RPC representation.
|
|
func newRPCTransaction(b *types.Block, txHash common.Hash) (*RPCTransaction, error) {
|
|
for idx, tx := range b.Transactions() {
|
|
if tx.Hash() == txHash {
|
|
return newRPCTransactionFromBlockIndex(b, idx)
|
|
}
|
|
}
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
// PublicTransactionPoolAPI exposes methods for the RPC interface
|
|
type PublicTransactionPoolAPI struct {
|
|
eventMux *event.TypeMux
|
|
chainDb ethdb.Database
|
|
bc *core.BlockChain
|
|
am *accounts.Manager
|
|
txPool *core.TxPool
|
|
txMu sync.Mutex
|
|
}
|
|
|
|
// NewPublicTransactionPoolAPI creates a new RPC service with methods specific for the transaction pool.
|
|
func NewPublicTransactionPoolAPI(txPool *core.TxPool, chainDb ethdb.Database, eventMux *event.TypeMux, bc *core.BlockChain, am *accounts.Manager) *PublicTransactionPoolAPI {
|
|
return &PublicTransactionPoolAPI{
|
|
eventMux: eventMux,
|
|
chainDb: chainDb,
|
|
bc: bc,
|
|
am: am,
|
|
txPool: txPool,
|
|
}
|
|
}
|
|
|
|
func getTransaction(chainDb ethdb.Database, txPool *core.TxPool, txHash common.Hash) (*types.Transaction, bool, error) {
|
|
txData, err := chainDb.Get(txHash.Bytes())
|
|
isPending := false
|
|
tx := new(types.Transaction)
|
|
|
|
if err == nil && len(txData) > 0 {
|
|
if err := rlp.DecodeBytes(txData, tx); err != nil {
|
|
return nil, isPending, err
|
|
}
|
|
} else {
|
|
// pending transaction?
|
|
tx = txPool.GetTransaction(txHash)
|
|
isPending = true
|
|
}
|
|
|
|
return tx, isPending, nil
|
|
}
|
|
|
|
// GetBlockTransactionCountByNumber returns the number of transactions in the block with the given block number.
|
|
func (s *PublicTransactionPoolAPI) GetBlockTransactionCountByNumber(blockNr rpc.BlockNumber) *rpc.HexNumber {
|
|
if blockNr == rpc.PendingBlockNumber {
|
|
return rpc.NewHexNumber(0)
|
|
}
|
|
|
|
if block := blockByNumber(s.bc, blockNr); block != nil {
|
|
return rpc.NewHexNumber(len(block.Transactions()))
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// GetBlockTransactionCountByHash returns the number of transactions in the block with the given hash.
|
|
func (s *PublicTransactionPoolAPI) GetBlockTransactionCountByHash(blockHash common.Hash) *rpc.HexNumber {
|
|
if block := s.bc.GetBlock(blockHash); block != nil {
|
|
return rpc.NewHexNumber(len(block.Transactions()))
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// GetTransactionByBlockNumberAndIndex returns the transaction for the given block number and index.
|
|
func (s *PublicTransactionPoolAPI) GetTransactionByBlockNumberAndIndex(blockNr rpc.BlockNumber, index rpc.HexNumber) (*RPCTransaction, error) {
|
|
if block := blockByNumber(s.bc, blockNr); block != nil {
|
|
return newRPCTransactionFromBlockIndex(block, index.Int())
|
|
}
|
|
return nil, nil
|
|
}
|
|
|
|
// GetTransactionByBlockHashAndIndex returns the transaction for the given block hash and index.
|
|
func (s *PublicTransactionPoolAPI) GetTransactionByBlockHashAndIndex(blockHash common.Hash, index rpc.HexNumber) (*RPCTransaction, error) {
|
|
if block := s.bc.GetBlock(blockHash); block != nil {
|
|
return newRPCTransactionFromBlockIndex(block, index.Int())
|
|
}
|
|
return nil, nil
|
|
}
|
|
|
|
// GetTransactionCount returns the number of transactions the given address has sent for the given block number
|
|
func (s *PublicTransactionPoolAPI) GetTransactionCount(address common.Address, blockNr rpc.BlockNumber) (*rpc.HexNumber, error) {
|
|
block := blockByNumber(s.bc, blockNr)
|
|
if block == nil {
|
|
return nil, nil
|
|
}
|
|
|
|
state, err := state.New(block.Root(), s.chainDb)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return rpc.NewHexNumber(state.GetNonce(address)), nil
|
|
}
|
|
|
|
// getTransactionBlockData fetches the meta data for the given transaction from the chain database. This is useful to
|
|
// retrieve block information for a hash. It returns the block hash, block index and transaction index.
|
|
func getTransactionBlockData(chainDb ethdb.Database, txHash common.Hash) (common.Hash, uint64, uint64, error) {
|
|
var txBlock struct {
|
|
BlockHash common.Hash
|
|
BlockIndex uint64
|
|
Index uint64
|
|
}
|
|
|
|
blockData, err := chainDb.Get(append(txHash.Bytes(), 0x0001))
|
|
if err != nil {
|
|
return common.Hash{}, uint64(0), uint64(0), err
|
|
}
|
|
|
|
reader := bytes.NewReader(blockData)
|
|
if err = rlp.Decode(reader, &txBlock); err != nil {
|
|
return common.Hash{}, uint64(0), uint64(0), err
|
|
}
|
|
|
|
return txBlock.BlockHash, txBlock.BlockIndex, txBlock.Index, nil
|
|
}
|
|
|
|
// GetTransactionByHash returns the transaction for the given hash
|
|
func (s *PublicTransactionPoolAPI) GetTransactionByHash(txHash common.Hash) (*RPCTransaction, error) {
|
|
var tx *types.Transaction
|
|
var isPending bool
|
|
var err error
|
|
|
|
if tx, isPending, err = getTransaction(s.chainDb, s.txPool, txHash); err != nil {
|
|
glog.V(logger.Debug).Infof("%v\n", err)
|
|
return nil, nil
|
|
} else if tx == nil {
|
|
return nil, nil
|
|
}
|
|
|
|
if isPending {
|
|
return newRPCPendingTransaction(tx), nil
|
|
}
|
|
|
|
blockHash, _, _, err := getTransactionBlockData(s.chainDb, txHash)
|
|
if err != nil {
|
|
glog.V(logger.Debug).Infof("%v\n", err)
|
|
return nil, nil
|
|
}
|
|
|
|
if block := s.bc.GetBlock(blockHash); block != nil {
|
|
return newRPCTransaction(block, txHash)
|
|
}
|
|
|
|
return nil, nil
|
|
}
|
|
|
|
// GetTransactionReceipt returns the transaction receipt for the given transaction hash.
|
|
func (s *PublicTransactionPoolAPI) GetTransactionReceipt(txHash common.Hash) (map[string]interface{}, error) {
|
|
receipt := core.GetReceipt(s.chainDb, txHash)
|
|
if receipt == nil {
|
|
glog.V(logger.Debug).Infof("receipt not found for transaction %s", txHash.Hex())
|
|
return nil, nil
|
|
}
|
|
|
|
tx, _, err := getTransaction(s.chainDb, s.txPool, txHash)
|
|
if err != nil {
|
|
glog.V(logger.Debug).Infof("%v\n", err)
|
|
return nil, nil
|
|
}
|
|
|
|
txBlock, blockIndex, index, err := getTransactionBlockData(s.chainDb, txHash)
|
|
if err != nil {
|
|
glog.V(logger.Debug).Infof("%v\n", err)
|
|
return nil, nil
|
|
}
|
|
|
|
from, err := tx.From()
|
|
if err != nil {
|
|
glog.V(logger.Debug).Infof("%v\n", err)
|
|
return nil, nil
|
|
}
|
|
|
|
fields := map[string]interface{}{
|
|
"blockHash": txBlock,
|
|
"blockNumber": rpc.NewHexNumber(blockIndex),
|
|
"transactionHash": txHash,
|
|
"transactionIndex": rpc.NewHexNumber(index),
|
|
"from": from,
|
|
"to": tx.To(),
|
|
"gasUsed": rpc.NewHexNumber(receipt.GasUsed),
|
|
"cumulativeGasUsed": rpc.NewHexNumber(receipt.CumulativeGasUsed),
|
|
"contractAddress": nil,
|
|
"logs": receipt.Logs,
|
|
}
|
|
|
|
if receipt.Logs == nil {
|
|
fields["logs"] = []vm.Logs{}
|
|
}
|
|
|
|
// If the ContractAddress is 20 0x0 bytes, assume it is not a contract creation
|
|
if bytes.Compare(receipt.ContractAddress.Bytes(), bytes.Repeat([]byte{0}, 20)) != 0 {
|
|
fields["contractAddress"] = receipt.ContractAddress
|
|
}
|
|
|
|
return fields, nil
|
|
}
|
|
|
|
// sign is a helper function that signs a transaction with the private key of the given address.
|
|
func (s *PublicTransactionPoolAPI) sign(address common.Address, tx *types.Transaction) (*types.Transaction, error) {
|
|
acc := accounts.Account{address}
|
|
signature, err := s.am.Sign(acc, tx.SigHash().Bytes())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return tx.WithSignature(signature)
|
|
}
|
|
|
|
type SendTxArgs struct {
|
|
From common.Address `json:"from"`
|
|
To common.Address `json:"to"`
|
|
Gas *rpc.HexNumber `json:"gas"`
|
|
GasPrice *rpc.HexNumber `json:"gasPrice"`
|
|
Value *rpc.HexNumber `json:"value"`
|
|
Data string `json:"data"`
|
|
Nonce *rpc.HexNumber `json:"nonce"`
|
|
}
|
|
|
|
// SendTransaction will create a transaction for the given transaction argument, sign it and submit it to the
|
|
// transaction pool.
|
|
func (s *PublicTransactionPoolAPI) SendTransaction(args SendTxArgs) (common.Hash, error) {
|
|
if args.Gas == nil {
|
|
args.Gas = rpc.NewHexNumber(defaultGas)
|
|
}
|
|
if args.GasPrice == nil {
|
|
args.GasPrice = rpc.NewHexNumber(defaultGasPrice)
|
|
}
|
|
if args.Value == nil {
|
|
args.Value = rpc.NewHexNumber(0)
|
|
}
|
|
|
|
s.txMu.Lock()
|
|
defer s.txMu.Unlock()
|
|
|
|
if args.Nonce == nil {
|
|
args.Nonce = rpc.NewHexNumber(s.txPool.State().GetNonce(args.From))
|
|
}
|
|
|
|
var tx *types.Transaction
|
|
contractCreation := (args.To == common.Address{})
|
|
|
|
if contractCreation {
|
|
tx = types.NewContractCreation(args.Nonce.Uint64(), args.Value.BigInt(), args.Gas.BigInt(), args.GasPrice.BigInt(), common.FromHex(args.Data))
|
|
} else {
|
|
tx = types.NewTransaction(args.Nonce.Uint64(), args.To, args.Value.BigInt(), args.Gas.BigInt(), args.GasPrice.BigInt(), common.FromHex(args.Data))
|
|
}
|
|
|
|
signedTx, err := s.sign(args.From, tx)
|
|
if err != nil {
|
|
return common.Hash{}, err
|
|
}
|
|
|
|
s.txPool.SetLocal(signedTx)
|
|
if err := s.txPool.Add(signedTx); err != nil {
|
|
return common.Hash{}, nil
|
|
}
|
|
|
|
if contractCreation {
|
|
addr := crypto.CreateAddress(args.From, args.Nonce.Uint64())
|
|
glog.V(logger.Info).Infof("Tx(%s) created: %s\n", signedTx.Hash().Hex(), addr.Hex())
|
|
} else {
|
|
glog.V(logger.Info).Infof("Tx(%s) to: %s\n", signedTx.Hash().Hex(), tx.To().Hex())
|
|
}
|
|
|
|
return signedTx.Hash(), nil
|
|
}
|
|
|
|
// SendRawTransaction will add the signed transaction to the transaction pool.
|
|
// The sender is responsible for signing the transaction and using the correct nonce.
|
|
func (s *PublicTransactionPoolAPI) SendRawTransaction(encodedTx string) (string, error) {
|
|
tx := new(types.Transaction)
|
|
if err := rlp.DecodeBytes(common.FromHex(encodedTx), tx); err != nil {
|
|
return "", err
|
|
}
|
|
|
|
s.txPool.SetLocal(tx)
|
|
if err := s.txPool.Add(tx); err != nil {
|
|
return "", err
|
|
}
|
|
|
|
if tx.To() == nil {
|
|
from, err := tx.From()
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
addr := crypto.CreateAddress(from, tx.Nonce())
|
|
glog.V(logger.Info).Infof("Tx(%x) created: %x\n", tx.Hash(), addr)
|
|
} else {
|
|
glog.V(logger.Info).Infof("Tx(%x) to: %x\n", tx.Hash(), tx.To())
|
|
}
|
|
|
|
return tx.Hash().Hex(), nil
|
|
}
|
|
|
|
// Sign will sign the given data string with the given address. The account corresponding with the address needs to
|
|
// be unlocked.
|
|
func (s *PublicTransactionPoolAPI) Sign(address common.Address, data string) (string, error) {
|
|
signature, error := s.am.Sign(accounts.Account{Address: address}, common.HexToHash(data).Bytes())
|
|
return common.ToHex(signature), error
|
|
}
|
|
|
|
type SignTransactionArgs struct {
|
|
From common.Address
|
|
To common.Address
|
|
Nonce *rpc.HexNumber
|
|
Value *rpc.HexNumber
|
|
Gas *rpc.HexNumber
|
|
GasPrice *rpc.HexNumber
|
|
Data string
|
|
|
|
BlockNumber int64
|
|
}
|
|
|
|
// Tx is a helper object for argument and return values
|
|
type Tx struct {
|
|
tx *types.Transaction
|
|
|
|
To *common.Address `json:"to"`
|
|
From common.Address `json:"from"`
|
|
Nonce *rpc.HexNumber `json:"nonce"`
|
|
Value *rpc.HexNumber `json:"value"`
|
|
Data string `json:"data"`
|
|
GasLimit *rpc.HexNumber `json:"gas"`
|
|
GasPrice *rpc.HexNumber `json:"gasPrice"`
|
|
Hash common.Hash `json:"hash"`
|
|
}
|
|
|
|
func (tx *Tx) UnmarshalJSON(b []byte) (err error) {
|
|
req := struct {
|
|
To common.Address `json:"to"`
|
|
From common.Address `json:"from"`
|
|
Nonce *rpc.HexNumber `json:"nonce"`
|
|
Value *rpc.HexNumber `json:"value"`
|
|
Data string `json:"data"`
|
|
GasLimit *rpc.HexNumber `json:"gas"`
|
|
GasPrice *rpc.HexNumber `json:"gasPrice"`
|
|
Hash common.Hash `json:"hash"`
|
|
}{}
|
|
|
|
if err := json.Unmarshal(b, &req); err != nil {
|
|
return err
|
|
}
|
|
|
|
contractCreation := (req.To == (common.Address{}))
|
|
|
|
tx.To = &req.To
|
|
tx.From = req.From
|
|
tx.Nonce = req.Nonce
|
|
tx.Value = req.Value
|
|
tx.Data = req.Data
|
|
tx.GasLimit = req.GasLimit
|
|
tx.GasPrice = req.GasPrice
|
|
tx.Hash = req.Hash
|
|
|
|
data := common.Hex2Bytes(tx.Data)
|
|
|
|
if tx.Nonce == nil {
|
|
return fmt.Errorf("need nonce")
|
|
}
|
|
if tx.Value == nil {
|
|
tx.Value = rpc.NewHexNumber(0)
|
|
}
|
|
if tx.GasLimit == nil {
|
|
tx.GasLimit = rpc.NewHexNumber(0)
|
|
}
|
|
if tx.GasPrice == nil {
|
|
tx.GasPrice = rpc.NewHexNumber(defaultGasPrice)
|
|
}
|
|
|
|
if contractCreation {
|
|
tx.tx = types.NewContractCreation(tx.Nonce.Uint64(), tx.Value.BigInt(), tx.GasLimit.BigInt(), tx.GasPrice.BigInt(), data)
|
|
} else {
|
|
if tx.To == nil {
|
|
return fmt.Errorf("need to address")
|
|
}
|
|
tx.tx = types.NewTransaction(tx.Nonce.Uint64(), *tx.To, tx.Value.BigInt(), tx.GasLimit.BigInt(), tx.GasPrice.BigInt(), data)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
type SignTransactionResult struct {
|
|
Raw string `json:"raw"`
|
|
Tx *Tx `json:"tx"`
|
|
}
|
|
|
|
func newTx(t *types.Transaction) *Tx {
|
|
from, _ := t.From()
|
|
return &Tx{
|
|
tx: t,
|
|
To: t.To(),
|
|
From: from,
|
|
Value: rpc.NewHexNumber(t.Value()),
|
|
Nonce: rpc.NewHexNumber(t.Nonce()),
|
|
Data: "0x" + common.Bytes2Hex(t.Data()),
|
|
GasLimit: rpc.NewHexNumber(t.Gas()),
|
|
GasPrice: rpc.NewHexNumber(t.GasPrice()),
|
|
Hash: t.Hash(),
|
|
}
|
|
}
|
|
|
|
// SignTransaction will sign the given transaction with the from account.
|
|
// The node needs to have the private key of the account corresponding with
|
|
// the given from address and it needs to be unlocked.
|
|
func (s *PublicTransactionPoolAPI) SignTransaction(args *SignTransactionArgs) (*SignTransactionResult, error) {
|
|
if args.Gas == nil {
|
|
args.Gas = rpc.NewHexNumber(defaultGas)
|
|
}
|
|
if args.GasPrice == nil {
|
|
args.GasPrice = rpc.NewHexNumber(defaultGasPrice)
|
|
}
|
|
if args.Value == nil {
|
|
args.Value = rpc.NewHexNumber(0)
|
|
}
|
|
|
|
s.txMu.Lock()
|
|
defer s.txMu.Unlock()
|
|
|
|
if args.Nonce == nil {
|
|
args.Nonce = rpc.NewHexNumber(s.txPool.State().GetNonce(args.From))
|
|
}
|
|
|
|
var tx *types.Transaction
|
|
contractCreation := (args.To == common.Address{})
|
|
|
|
if contractCreation {
|
|
tx = types.NewContractCreation(args.Nonce.Uint64(), args.Value.BigInt(), args.Gas.BigInt(), args.GasPrice.BigInt(), common.FromHex(args.Data))
|
|
} else {
|
|
tx = types.NewTransaction(args.Nonce.Uint64(), args.To, args.Value.BigInt(), args.Gas.BigInt(), args.GasPrice.BigInt(), common.FromHex(args.Data))
|
|
}
|
|
|
|
signedTx, err := s.sign(args.From, tx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
data, err := rlp.EncodeToBytes(signedTx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &SignTransactionResult{"0x" + common.Bytes2Hex(data), newTx(tx)}, nil
|
|
}
|
|
|
|
// PendingTransactions returns the transactions that are in the transaction pool and have a from address that is one of
|
|
// the accounts this node manages.
|
|
func (s *PublicTransactionPoolAPI) PendingTransactions() ([]*RPCTransaction, error) {
|
|
accounts, err := s.am.Accounts()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
accountSet := set.New()
|
|
for _, account := range accounts {
|
|
accountSet.Add(account.Address)
|
|
}
|
|
|
|
pending := s.txPool.GetTransactions()
|
|
transactions := make([]*RPCTransaction, 0)
|
|
for _, tx := range pending {
|
|
if from, _ := tx.From(); accountSet.Has(from) {
|
|
transactions = append(transactions, newRPCPendingTransaction(tx))
|
|
}
|
|
}
|
|
|
|
return transactions, nil
|
|
}
|
|
|
|
// NewPendingTransaction creates a subscription that is triggered each time a transaction enters the transaction pool
|
|
// and is send from one of the transactions this nodes manages.
|
|
func (s *PublicTransactionPoolAPI) NewPendingTransactions() (rpc.Subscription, error) {
|
|
sub := s.eventMux.Subscribe(core.TxPreEvent{})
|
|
|
|
accounts, err := s.am.Accounts()
|
|
if err != nil {
|
|
return rpc.Subscription{}, err
|
|
}
|
|
accountSet := set.New()
|
|
for _, account := range accounts {
|
|
accountSet.Add(account.Address)
|
|
}
|
|
accountSetLastUpdates := time.Now()
|
|
|
|
output := func(transaction interface{}) interface{} {
|
|
if time.Since(accountSetLastUpdates) > (time.Duration(2) * time.Second) {
|
|
if accounts, err = s.am.Accounts(); err != nil {
|
|
accountSet.Clear()
|
|
for _, account := range accounts {
|
|
accountSet.Add(account.Address)
|
|
}
|
|
accountSetLastUpdates = time.Now()
|
|
}
|
|
}
|
|
|
|
tx := transaction.(core.TxPreEvent)
|
|
if from, err := tx.Tx.From(); err == nil {
|
|
if accountSet.Has(from) {
|
|
return tx.Tx.Hash()
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
return rpc.NewSubscriptionWithOutputFormat(sub, output), nil
|
|
}
|
|
|
|
// Resend accepts an existing transaction and a new gas price and limit. It will remove the given transaction from the
|
|
// pool and reinsert it with the new gas price and limit.
|
|
func (s *PublicTransactionPoolAPI) Resend(tx *Tx, gasPrice, gasLimit *rpc.HexNumber) (common.Hash, error) {
|
|
|
|
pending := s.txPool.GetTransactions()
|
|
for _, p := range pending {
|
|
if pFrom, err := p.From(); err == nil && pFrom == tx.From && p.SigHash() == tx.tx.SigHash() {
|
|
if gasPrice == nil {
|
|
gasPrice = rpc.NewHexNumber(tx.tx.GasPrice())
|
|
}
|
|
if gasLimit == nil {
|
|
gasLimit = rpc.NewHexNumber(tx.tx.Gas())
|
|
}
|
|
|
|
var newTx *types.Transaction
|
|
contractCreation := (*tx.tx.To() == common.Address{})
|
|
if contractCreation {
|
|
newTx = types.NewContractCreation(tx.tx.Nonce(), tx.tx.Value(), gasPrice.BigInt(), gasLimit.BigInt(), tx.tx.Data())
|
|
} else {
|
|
newTx = types.NewTransaction(tx.tx.Nonce(), *tx.tx.To(), tx.tx.Value(), gasPrice.BigInt(), gasLimit.BigInt(), tx.tx.Data())
|
|
}
|
|
|
|
signedTx, err := s.sign(tx.From, newTx)
|
|
if err != nil {
|
|
return common.Hash{}, err
|
|
}
|
|
|
|
s.txPool.RemoveTx(tx.Hash)
|
|
if err = s.txPool.Add(signedTx); err != nil {
|
|
return common.Hash{}, err
|
|
}
|
|
|
|
return signedTx.Hash(), nil
|
|
}
|
|
}
|
|
|
|
return common.Hash{}, fmt.Errorf("Transaction %#x not found", tx.Hash)
|
|
}
|
|
|
|
// PrivateAdminAPI is the collection of Etheruem APIs exposed over the private
|
|
// admin endpoint.
|
|
type PrivateAdminAPI struct {
|
|
eth *Ethereum
|
|
}
|
|
|
|
// NewPrivateAdminAPI creates a new API definition for the private admin methods
|
|
// of the Ethereum service.
|
|
func NewPrivateAdminAPI(eth *Ethereum) *PrivateAdminAPI {
|
|
return &PrivateAdminAPI{eth: eth}
|
|
}
|
|
|
|
// SetSolc sets the Solidity compiler path to be used by the node.
|
|
func (api *PrivateAdminAPI) SetSolc(path string) (string, error) {
|
|
solc, err := api.eth.SetSolc(path)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return solc.Info(), nil
|
|
}
|
|
|
|
// ExportChain exports the current blockchain into a local file.
|
|
func (api *PrivateAdminAPI) ExportChain(file string) (bool, error) {
|
|
// Make sure we can create the file to export into
|
|
out, err := os.OpenFile(file, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, os.ModePerm)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
defer out.Close()
|
|
|
|
// Export the blockchain
|
|
if err := api.eth.BlockChain().Export(out); err != nil {
|
|
return false, err
|
|
}
|
|
return true, nil
|
|
}
|
|
|
|
// ImportChain imports a blockchain from a local file.
|
|
func (api *PrivateAdminAPI) ImportChain(file string) (bool, error) {
|
|
// Make sure the can access the file to import
|
|
in, err := os.Open(file)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
defer in.Close()
|
|
|
|
// Run actual the import in pre-configured batches
|
|
stream := rlp.NewStream(in, 0)
|
|
|
|
blocks, index := make([]*types.Block, 0, 2500), 0
|
|
for batch := 0; ; batch++ {
|
|
// Load a batch of blocks from the input file
|
|
for len(blocks) < cap(blocks) {
|
|
block := new(types.Block)
|
|
if err := stream.Decode(block); err == io.EOF {
|
|
break
|
|
} else if err != nil {
|
|
return false, fmt.Errorf("block %d: failed to parse: %v", index, err)
|
|
}
|
|
blocks = append(blocks, block)
|
|
index++
|
|
}
|
|
if len(blocks) == 0 {
|
|
break
|
|
}
|
|
// Import the batch and reset the buffer
|
|
if _, err := api.eth.BlockChain().InsertChain(blocks); err != nil {
|
|
return false, fmt.Errorf("batch %d: failed to insert: %v", batch, err)
|
|
}
|
|
blocks = blocks[:0]
|
|
}
|
|
return true, nil
|
|
}
|
|
|
|
// PublicDebugAPI is the collection of Etheruem APIs exposed over the public
|
|
// debugging endpoint.
|
|
type PublicDebugAPI struct {
|
|
eth *Ethereum
|
|
}
|
|
|
|
// NewPublicDebugAPI creates a new API definition for the public debug methods
|
|
// of the Ethereum service.
|
|
func NewPublicDebugAPI(eth *Ethereum) *PublicDebugAPI {
|
|
return &PublicDebugAPI{eth: eth}
|
|
}
|
|
|
|
// DumpBlock retrieves the entire state of the database at a given block.
|
|
func (api *PublicDebugAPI) DumpBlock(number uint64) (state.World, error) {
|
|
block := api.eth.BlockChain().GetBlockByNumber(number)
|
|
if block == nil {
|
|
return state.World{}, fmt.Errorf("block #%d not found", number)
|
|
}
|
|
stateDb, err := state.New(block.Root(), api.eth.ChainDb())
|
|
if err != nil {
|
|
return state.World{}, err
|
|
}
|
|
return stateDb.RawDump(), nil
|
|
}
|
|
|
|
// GetBlockRlp retrieves the RLP encoded for of a single block.
|
|
func (api *PublicDebugAPI) GetBlockRlp(number uint64) (string, error) {
|
|
block := api.eth.BlockChain().GetBlockByNumber(number)
|
|
if block == nil {
|
|
return "", fmt.Errorf("block #%d not found", number)
|
|
}
|
|
encoded, err := rlp.EncodeToBytes(block)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return fmt.Sprintf("%x", encoded), nil
|
|
}
|
|
|
|
// PrintBlock retrieves a block and returns its pretty printed form.
|
|
func (api *PublicDebugAPI) PrintBlock(number uint64) (string, error) {
|
|
block := api.eth.BlockChain().GetBlockByNumber(number)
|
|
if block == nil {
|
|
return "", fmt.Errorf("block #%d not found", number)
|
|
}
|
|
return fmt.Sprintf("%s", block), nil
|
|
}
|
|
|
|
// SeedHash retrieves the seed hash of a block.
|
|
func (api *PublicDebugAPI) SeedHash(number uint64) (string, error) {
|
|
block := api.eth.BlockChain().GetBlockByNumber(number)
|
|
if block == nil {
|
|
return "", fmt.Errorf("block #%d not found", number)
|
|
}
|
|
hash, err := ethash.GetSeedHash(number)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return fmt.Sprintf("0x%x", hash), nil
|
|
}
|
|
|
|
// PrivateDebugAPI is the collection of Etheruem APIs exposed over the private
|
|
// debugging endpoint.
|
|
type PrivateDebugAPI struct {
|
|
eth *Ethereum
|
|
}
|
|
|
|
// NewPrivateDebugAPI creates a new API definition for the private debug methods
|
|
// of the Ethereum service.
|
|
func NewPrivateDebugAPI(eth *Ethereum) *PrivateDebugAPI {
|
|
return &PrivateDebugAPI{eth: eth}
|
|
}
|
|
|
|
// ProcessBlock reprocesses an already owned block.
|
|
func (api *PrivateDebugAPI) ProcessBlock(number uint64) (bool, error) {
|
|
// Fetch the block that we aim to reprocess
|
|
block := api.eth.BlockChain().GetBlockByNumber(number)
|
|
if block == nil {
|
|
return false, fmt.Errorf("block #%d not found", number)
|
|
}
|
|
// Temporarily enable debugging
|
|
defer func(old bool) { vm.Debug = old }(vm.Debug)
|
|
vm.Debug = true
|
|
|
|
// Validate and reprocess the block
|
|
var (
|
|
blockchain = api.eth.BlockChain()
|
|
validator = blockchain.Validator()
|
|
processor = blockchain.Processor()
|
|
)
|
|
if err := core.ValidateHeader(blockchain.AuxValidator(), block.Header(), blockchain.GetHeader(block.ParentHash()), true, false); err != nil {
|
|
return false, err
|
|
}
|
|
statedb, err := state.New(blockchain.GetBlock(block.ParentHash()).Root(), api.eth.ChainDb())
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
receipts, _, usedGas, err := processor.Process(block, statedb)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if err := validator.ValidateState(block, blockchain.GetBlock(block.ParentHash()), statedb, receipts, usedGas); err != nil {
|
|
return false, err
|
|
}
|
|
return true, nil
|
|
}
|
|
|
|
// SetHead rewinds the head of the blockchain to a previous block.
|
|
func (api *PrivateDebugAPI) SetHead(number uint64) {
|
|
api.eth.BlockChain().SetHead(number)
|
|
}
|