Basic structure miner
This commit is contained in:
obscuren
parent
b22f0f2ef5
commit
da2fae0e43
@ -455,7 +455,7 @@ func (gui *Gui) update() {
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case <-generalUpdateTicker.C:
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statusText := "#" + gui.eth.ChainManager().CurrentBlock().Number().String()
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lastBlockLabel.Set("text", statusText)
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miningLabel.Set("text", "Mining @ "+strconv.FormatInt(gui.uiLib.miner.GetPow().GetHashrate(), 10)+"Khash")
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miningLabel.Set("text", "Mining @ "+strconv.FormatInt(gui.uiLib.miner.HashRate(), 10)+"/Khash")
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/*
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blockLength := gui.eth.BlockPool().BlocksProcessed
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@ -209,6 +209,8 @@ func (self *UiLib) Call(params map[string]interface{}) (string, error) {
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}
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func (self *UiLib) AddLocalTransaction(to, data, gas, gasPrice, value string) int {
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return 0
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/*
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return self.miner.AddLocalTx(&miner.LocalTx{
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To: ethutil.Hex2Bytes(to),
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Data: ethutil.Hex2Bytes(data),
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@ -216,10 +218,11 @@ func (self *UiLib) AddLocalTransaction(to, data, gas, gasPrice, value string) in
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GasPrice: gasPrice,
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Value: value,
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}) - 1
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*/
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}
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func (self *UiLib) RemoveLocalTransaction(id int) {
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self.miner.RemoveLocalTx(id)
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//self.miner.RemoveLocalTx(id)
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}
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func (self *UiLib) SetGasPrice(price string) {
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@ -7,7 +7,6 @@ import (
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"sync"
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"time"
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"github.com/ethereum/c-ethash/go-ethash"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethutil"
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@ -15,7 +14,7 @@ import (
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"github.com/ethereum/go-ethereum/logger"
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"github.com/ethereum/go-ethereum/p2p"
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"github.com/ethereum/go-ethereum/pow"
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_ "github.com/ethereum/go-ethereum/pow/ezp"
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"github.com/ethereum/go-ethereum/pow/ezp"
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"github.com/ethereum/go-ethereum/state"
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"gopkg.in/fatih/set.v0"
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)
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@ -67,7 +66,8 @@ func NewBlockProcessor(db ethutil.Database, txpool *TxPool, chainManager *ChainM
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sm := &BlockProcessor{
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db: db,
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mem: make(map[string]*big.Int),
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Pow: ðash.Ethash{},
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//Pow: ðash.Ethash{},
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Pow: ezp.New(),
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bc: chainManager,
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eventMux: eventMux,
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txpool: txpool,
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@ -16,6 +16,11 @@ import (
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var chainlogger = logger.NewLogger("CHAIN")
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type ChainEvent struct {
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Block *types.Block
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Td *big.Int
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}
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type StateQuery interface {
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GetAccount(addr []byte) *state.StateObject
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}
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@ -175,6 +180,9 @@ func (bc *ChainManager) NewBlock(coinbase []byte) *types.Block {
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ethutil.BigPow(2, 32),
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nil,
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"")
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block.SetUncles(nil)
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block.SetTransactions(nil)
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block.SetReceipts(nil)
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parent := bc.currentBlock
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if parent != nil {
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@ -385,8 +393,9 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
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self.setTotalDifficulty(td)
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self.insert(block)
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self.transState = state.New(cblock.Root(), self.db) //state.New(cblock.Trie().Copy())
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}
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self.eventMux.Post(ChainEvent{block, td})
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}
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}
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self.mu.Unlock()
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74
miner/agent.go
Normal file
74
miner/agent.go
Normal file
@ -0,0 +1,74 @@
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package miner
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import (
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/pow"
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)
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type CpuMiner struct {
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c chan *types.Block
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quit chan struct{}
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quitCurrentOp chan struct{}
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returnCh chan<- []byte
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index int
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pow pow.PoW
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}
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func NewCpuMiner(index int, pow pow.PoW) *CpuMiner {
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miner := &CpuMiner{
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c: make(chan *types.Block, 1),
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quit: make(chan struct{}),
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quitCurrentOp: make(chan struct{}, 1),
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pow: pow,
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index: index,
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}
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go miner.update()
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return miner
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}
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func (self *CpuMiner) Work() chan<- *types.Block { return self.c }
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func (self *CpuMiner) Pow() pow.PoW { return self.pow }
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func (self *CpuMiner) SetNonceCh(ch chan<- []byte) { self.returnCh = ch }
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func (self *CpuMiner) Stop() {
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close(self.quit)
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close(self.quitCurrentOp)
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}
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func (self *CpuMiner) update() {
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out:
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for {
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select {
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case block := <-self.c:
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minerlogger.Infof("miner[%d] got block\n", self.index)
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// make sure it's open
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self.quitCurrentOp <- struct{}{}
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go self.mine(block)
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case <-self.quit:
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break out
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}
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}
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done:
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// Empty channel
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for {
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select {
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case <-self.c:
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default:
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close(self.c)
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break done
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}
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}
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}
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func (self *CpuMiner) mine(block *types.Block) {
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minerlogger.Infof("started agent[%d]. mining...\n", self.index)
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nonce := self.pow.Search(block, self.quitCurrentOp)
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if nonce != nil {
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self.returnCh <- nonce
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}
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}
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280
miner/miner.go
280
miner/miner.go
@ -1,291 +1,67 @@
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/*
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This file is part of go-ethereum
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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 Lesser 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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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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You should have received a copy of the GNU Lesser General Public License
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along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @authors
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* Jeffrey Wilcke <i@jev.io>
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* @date 2014
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*
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*/
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package miner
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import (
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"fmt"
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"math/big"
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"sort"
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"github.com/ethereum/c-ethash/go-ethash"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/ethutil"
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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/pow"
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"github.com/ethereum/go-ethereum/state"
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"github.com/ethereum/go-ethereum/pow/ezp"
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)
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var dx = []byte{0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42}
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var dy = []byte{0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43, 0x43}
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const epochLen = uint64(1000)
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func getSeed(chainMan *core.ChainManager, block *types.Block) (x []byte, y []byte) {
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if block.Number().Uint64() == 0 {
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return dx, dy
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} else if block.Number().Uint64()%epochLen == 0 {
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x, y = getSeed(chainMan, chainMan.GetBlock(block.ParentHash()))
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if (block.Number().Uint64()/epochLen)%2 > 0 {
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y = crypto.Sha3(append(y, block.ParentHash()...))
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} else {
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x = crypto.Sha3(append(x, block.ParentHash()...))
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}
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return x, y
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} else {
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return getSeed(chainMan, chainMan.GetBlock(block.ParentHash()))
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}
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}
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type LocalTx struct {
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To []byte `json:"to"`
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Data []byte `json:"data"`
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Gas string `json:"gas"`
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GasPrice string `json:"gasPrice"`
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Value string `json:"value"`
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}
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func (self *LocalTx) Sign(key []byte) *types.Transaction {
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return nil
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}
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var minerlogger = logger.NewLogger("MINER")
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type Miner struct {
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eth *eth.Ethereum
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events event.Subscription
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uncles []*types.Header
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localTxs map[int]*LocalTx
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localTxId int
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pow pow.PoW
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quitCh chan struct{}
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powQuitCh chan struct{}
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Coinbase []byte
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mining bool
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worker *worker
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MinAcceptedGasPrice *big.Int
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Extra string
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coinbase []byte
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mining bool
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}
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func New(coinbase []byte, eth *eth.Ethereum) *Miner {
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return &Miner{
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eth: eth,
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powQuitCh: make(chan struct{}),
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mining: false,
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localTxs: make(map[int]*LocalTx),
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MinAcceptedGasPrice: big.NewInt(10000000000000),
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Coinbase: coinbase,
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}
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}
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func (self *Miner) GetPow() pow.PoW {
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return self.pow
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}
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func (self *Miner) AddLocalTx(tx *LocalTx) int {
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minerlogger.Infof("Added local tx (%x %v / %v)\n", tx.To[0:4], tx.GasPrice, tx.Value)
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self.localTxId++
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self.localTxs[self.localTxId] = tx
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self.eth.EventMux().Post(tx)
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return self.localTxId
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}
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func (self *Miner) RemoveLocalTx(id int) {
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if tx := self.localTxs[id]; tx != nil {
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minerlogger.Infof("Removed local tx (%x %v / %v)\n", tx.To[0:4], tx.GasPrice, tx.Value)
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}
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self.eth.EventMux().Post(&LocalTx{})
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delete(self.localTxs, id)
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}
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func (self *Miner) Start() {
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if self.mining {
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return
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miner := &Miner{
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coinbase: coinbase,
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worker: newWorker(coinbase, eth),
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}
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minerlogger.Infoln("Starting mining operations")
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self.mining = true
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self.quitCh = make(chan struct{})
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self.powQuitCh = make(chan struct{})
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mux := self.eth.EventMux()
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self.events = mux.Subscribe(core.NewBlockEvent{}, core.TxPreEvent{}, &LocalTx{})
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go self.update()
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go self.mine()
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}
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func (self *Miner) Stop() {
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if !self.mining {
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return
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for i := 0; i < 4; i++ {
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miner.worker.register(NewCpuMiner(i, ezp.New()))
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}
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self.mining = false
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minerlogger.Infoln("Stopping mining operations")
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self.events.Unsubscribe()
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close(self.quitCh)
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close(self.powQuitCh)
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return miner
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}
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func (self *Miner) Mining() bool {
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return self.mining
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}
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func (self *Miner) update() {
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out:
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func (self *Miner) Start() {
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self.worker.start()
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self.worker.commitNewWork()
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/*
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timer := time.NewTicker(time.Second)
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for {
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select {
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case event := <-self.events.Chan():
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switch event := event.(type) {
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case core.NewBlockEvent:
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block := event.Block
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if self.eth.ChainManager().HasBlock(block.Hash()) {
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self.reset()
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self.eth.TxPool().RemoveSet(block.Transactions())
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go self.mine()
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} else if true {
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// do uncle stuff
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}
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case core.TxPreEvent, *LocalTx:
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self.reset()
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go self.mine()
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}
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case <-self.quitCh:
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break out
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case <-timer.C:
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fmt.Printf("%d workers. %d/Khash\n", len(self.worker.agents), self.HashRate())
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}
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}
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*/
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}
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func (self *Miner) reset() {
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close(self.powQuitCh)
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self.powQuitCh = make(chan struct{})
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func (self *Miner) Stop() {
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self.worker.stop()
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}
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func (self *Miner) mine() {
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var (
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blockProcessor = self.eth.BlockProcessor()
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chainMan = self.eth.ChainManager()
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block = chainMan.NewBlock(self.Coinbase)
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state = state.New(block.Root(), self.eth.Db())
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)
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block.Header().Extra = self.Extra
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// Apply uncles
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block.SetUncles(self.uncles)
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parent := chainMan.GetBlock(block.ParentHash())
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coinbase := state.GetOrNewStateObject(block.Coinbase())
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coinbase.SetGasPool(core.CalcGasLimit(parent, block))
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transactions := self.finiliseTxs()
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// Accumulate all valid transactions and apply them to the new state
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// Error may be ignored. It's not important during mining
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receipts, txs, _, erroneous, err := blockProcessor.ApplyTransactions(coinbase, state, block, transactions, true)
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if err != nil {
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minerlogger.Debugln(err)
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}
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self.eth.TxPool().RemoveSet(erroneous)
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block.SetTransactions(txs)
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block.SetReceipts(receipts)
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// Accumulate the rewards included for this block
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blockProcessor.AccumulateRewards(state, block, parent)
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state.Update(ethutil.Big0)
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block.SetRoot(state.Root())
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minerlogger.Infof("Mining on block. Includes %v transactions", len(transactions))
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x, _ := getSeed(chainMan, block)
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self.pow, err = ethash.New(x, block)
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if err != nil {
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fmt.Println("miner gave back err", err)
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return
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func (self *Miner) HashRate() int64 {
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var tot int64
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for _, agent := range self.worker.agents {
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tot += agent.Pow().GetHashrate()
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}
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// Find a valid nonce
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nonce := self.pow.Search(block, self.powQuitCh)
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if nonce != nil {
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block.Header().Nonce = nonce
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err := chainMan.InsertChain(types.Blocks{block})
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if err != nil {
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minerlogger.Infoln(err)
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} else {
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self.eth.EventMux().Post(core.NewMinedBlockEvent{block})
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minerlogger.Infof("🔨 Mined block %x\n", block.Hash())
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minerlogger.Infoln(block)
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}
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go self.mine()
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}
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}
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func (self *Miner) finiliseTxs() types.Transactions {
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// Sort the transactions by nonce in case of odd network propagation
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actualSize := len(self.localTxs) // See copy below
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txs := make(types.Transactions, actualSize+self.eth.TxPool().Size())
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state := self.eth.ChainManager().TransState()
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// XXX This has to change. Coinbase is, for new, same as key.
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key := self.eth.KeyManager()
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for i, ltx := range self.localTxs {
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tx := types.NewTransactionMessage(ltx.To, ethutil.Big(ltx.Value), ethutil.Big(ltx.Gas), ethutil.Big(ltx.GasPrice), ltx.Data)
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tx.SetNonce(state.GetNonce(self.Coinbase))
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state.SetNonce(self.Coinbase, tx.Nonce()+1)
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tx.Sign(key.PrivateKey())
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txs[i] = tx
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}
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// Faster than append
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for _, tx := range self.eth.TxPool().GetTransactions() {
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if tx.GasPrice().Cmp(self.MinAcceptedGasPrice) >= 0 {
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txs[actualSize] = tx
|
||||
actualSize++
|
||||
}
|
||||
}
|
||||
|
||||
newTransactions := make(types.Transactions, actualSize)
|
||||
copy(newTransactions, txs[:actualSize])
|
||||
sort.Sort(types.TxByNonce{newTransactions})
|
||||
|
||||
return newTransactions
|
||||
return tot
|
||||
}
|
||||
|
||||
@ -42,11 +42,15 @@ func env(block *types.Block, eth *eth.Ethereum) *environment {
|
||||
}
|
||||
|
||||
type Agent interface {
|
||||
Comms() chan<- *types.Block
|
||||
Work() chan<- *types.Block
|
||||
SetNonceCh(chan<- []byte)
|
||||
Stop()
|
||||
Pow() pow.PoW
|
||||
}
|
||||
|
||||
type worker struct {
|
||||
agents []chan<- *types.Block
|
||||
agents []Agent
|
||||
recv chan []byte
|
||||
mux *event.TypeMux
|
||||
quit chan struct{}
|
||||
pow pow.PoW
|
||||
@ -59,24 +63,44 @@ type worker struct {
|
||||
current *environment
|
||||
}
|
||||
|
||||
func (self *worker) register(agent chan<- *types.Block) {
|
||||
func newWorker(coinbase []byte, eth *eth.Ethereum) *worker {
|
||||
return &worker{
|
||||
eth: eth,
|
||||
mux: eth.EventMux(),
|
||||
recv: make(chan []byte),
|
||||
chain: eth.ChainManager(),
|
||||
proc: eth.BlockProcessor(),
|
||||
coinbase: coinbase,
|
||||
}
|
||||
}
|
||||
|
||||
func (self *worker) start() {
|
||||
go self.update()
|
||||
go self.wait()
|
||||
}
|
||||
|
||||
func (self *worker) stop() {
|
||||
close(self.quit)
|
||||
}
|
||||
|
||||
func (self *worker) register(agent Agent) {
|
||||
self.agents = append(self.agents, agent)
|
||||
agent.SetNonceCh(self.recv)
|
||||
}
|
||||
|
||||
func (self *worker) update() {
|
||||
events := self.mux.Subscribe(core.NewBlockEvent{}, core.TxPreEvent{}, &LocalTx{})
|
||||
events := self.mux.Subscribe(core.ChainEvent{}, core.TxPreEvent{})
|
||||
|
||||
out:
|
||||
for {
|
||||
select {
|
||||
case event := <-events.Chan():
|
||||
switch event := event.(type) {
|
||||
case core.NewBlockEvent:
|
||||
if self.eth.ChainManager().HasBlock(event.Block.Hash()) {
|
||||
}
|
||||
case core.ChainEvent:
|
||||
self.commitNewWork()
|
||||
case core.TxPreEvent:
|
||||
if err := self.commitTransaction(event.Tx); err != nil {
|
||||
self.commit()
|
||||
self.push()
|
||||
}
|
||||
}
|
||||
case <-self.quit:
|
||||
@ -85,12 +109,24 @@ out:
|
||||
}
|
||||
}
|
||||
|
||||
func (self *worker) commit() {
|
||||
func (self *worker) wait() {
|
||||
for {
|
||||
for nonce := range self.recv {
|
||||
self.current.block.Header().Nonce = nonce
|
||||
fmt.Println(self.current.block)
|
||||
|
||||
self.chain.InsertChain(types.Blocks{self.current.block})
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func (self *worker) push() {
|
||||
self.current.state.Update(ethutil.Big0)
|
||||
self.current.block.SetRoot(self.current.state.Root())
|
||||
|
||||
for _, agent := range self.agents {
|
||||
agent <- self.current.block
|
||||
agent.Work() <- self.current.block
|
||||
}
|
||||
}
|
||||
|
||||
@ -110,7 +146,8 @@ func (self *worker) commitNewWork() {
|
||||
case core.IsNonceErr(err):
|
||||
remove = append(remove, tx)
|
||||
case core.IsGasLimitErr(err):
|
||||
// ignore
|
||||
// Break on gas limit
|
||||
break
|
||||
default:
|
||||
minerlogger.Infoln(err)
|
||||
remove = append(remove, tx)
|
||||
@ -120,7 +157,7 @@ func (self *worker) commitNewWork() {
|
||||
|
||||
self.current.coinbase.AddAmount(core.BlockReward)
|
||||
|
||||
self.commit()
|
||||
self.push()
|
||||
}
|
||||
|
||||
var (
|
||||
|
||||
@ -21,7 +21,7 @@ type EasyPow struct {
|
||||
}
|
||||
|
||||
func New() *EasyPow {
|
||||
return &EasyPow{turbo: false}
|
||||
return &EasyPow{turbo: true}
|
||||
}
|
||||
|
||||
func (pow *EasyPow) GetHashrate() int64 {
|
||||
@ -36,27 +36,34 @@ func (pow *EasyPow) Search(block pow.Block, stop <-chan struct{}) []byte {
|
||||
r := rand.New(rand.NewSource(time.Now().UnixNano()))
|
||||
hash := block.HashNoNonce()
|
||||
diff := block.Difficulty()
|
||||
i := int64(0)
|
||||
//i := int64(0)
|
||||
// TODO fix offset
|
||||
i := rand.Int63()
|
||||
starti := i
|
||||
start := time.Now().UnixNano()
|
||||
t := time.Now()
|
||||
|
||||
// Make sure stop is empty
|
||||
empty:
|
||||
for {
|
||||
select {
|
||||
case <-stop:
|
||||
default:
|
||||
break empty
|
||||
}
|
||||
}
|
||||
|
||||
for {
|
||||
select {
|
||||
case <-stop:
|
||||
powlogger.Infoln("Breaking from mining")
|
||||
pow.HashRate = 0
|
||||
return nil
|
||||
default:
|
||||
i++
|
||||
|
||||
if time.Since(t) > (1 * time.Second) {
|
||||
elapsed := time.Now().UnixNano() - start
|
||||
hashes := ((float64(1e9) / float64(elapsed)) * float64(i)) / 1000
|
||||
hashes := ((float64(1e9) / float64(elapsed)) * float64(i-starti)) / 1000
|
||||
pow.HashRate = int64(hashes)
|
||||
|
||||
t = time.Now()
|
||||
}
|
||||
|
||||
sha := crypto.Sha3(big.NewInt(r.Int63()).Bytes())
|
||||
if verify(hash, diff, sha) {
|
||||
return sha
|
||||
|
||||
@ -60,7 +60,6 @@ func (self *Object) Storage() (storage map[string]string) {
|
||||
rlp.Decode(bytes.NewReader(it.Value), &data)
|
||||
storage[toHex(it.Key)] = toHex(data)
|
||||
}
|
||||
self.StateObject.Trie().PrintRoot()
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user