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authorGustav Simonsson <gustav.simonsson@gmail.com>2015-05-05 14:24:15 +0800
committerGustav Simonsson <gustav.simonsson@gmail.com>2015-05-05 14:24:15 +0800
commitb1cc9cdc7424d452687e2e168027d591ed332f3f (patch)
tree85f9860c5348f7cce620349977e4dac5ab5140f8
parent50659f4b480fb9446cfb40955331a7a044353ff8 (diff)
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Integrate new ethash API and change geth makedag cmd
-rw-r--r--cmd/geth/main.go34
-rw-r--r--cmd/utils/flags.go2
-rw-r--r--core/chain_makers.go4
-rw-r--r--eth/backend.go3
-rw-r--r--miner/agent.go2
-rw-r--r--miner/miner.go7
-rw-r--r--pow/dagger/dagger.go6
-rw-r--r--pow/ezp/pow.go8
-rw-r--r--pow/pow.go2
9 files changed, 41 insertions, 27 deletions
diff --git a/cmd/geth/main.go b/cmd/geth/main.go
index e00b139c0..f2497ccf4 100644
--- a/cmd/geth/main.go
+++ b/cmd/geth/main.go
@@ -27,8 +27,10 @@ import (
"io/ioutil"
"os"
"path"
+ "path/filepath"
"runtime"
"strconv"
+ "strings"
"time"
"github.com/codegangsta/cli"
@@ -601,12 +603,32 @@ func dump(ctx *cli.Context) {
}
func makedag(ctx *cli.Context) {
- chain, _, _ := utils.GetChain(ctx)
- pow := ethash.New(chain)
- fmt.Println("making cache")
- pow.UpdateCache(0, true)
- fmt.Println("making DAG")
- pow.UpdateDAG()
+ args := ctx.Args()
+ wrongArgs := func() {
+ utils.Fatalf(`Usage: geth makedag <block number> <outputdir>`)
+ }
+ switch {
+ case len(args) == 2:
+ blockNum, err := strconv.ParseUint(args[0], 0, 64)
+ dir := args[1]
+ if err != nil {
+ wrongArgs()
+ } else {
+ dir = filepath.Clean(dir)
+ // seems to require a trailing slash
+ if !strings.HasSuffix(dir, "/") {
+ dir = dir + "/"
+ }
+ _, err = ioutil.ReadDir(dir)
+ if err != nil {
+ utils.Fatalf("Can't find dir")
+ }
+ fmt.Println("making DAG, this could take awhile...")
+ ethash.MakeDAG(blockNum, dir)
+ }
+ default:
+ wrongArgs()
+ }
}
func version(c *cli.Context) {
diff --git a/cmd/utils/flags.go b/cmd/utils/flags.go
index c013510d8..1fdc8dfe5 100644
--- a/cmd/utils/flags.go
+++ b/cmd/utils/flags.go
@@ -316,7 +316,7 @@ func GetChain(ctx *cli.Context) (*core.ChainManager, common.Database, common.Dat
eventMux := new(event.TypeMux)
chainManager := core.NewChainManager(blockDb, stateDb, eventMux)
- pow := ethash.New(chainManager)
+ pow := ethash.New()
txPool := core.NewTxPool(eventMux, chainManager.State, chainManager.GasLimit)
blockProcessor := core.NewBlockProcessor(stateDb, extraDb, pow, txPool, chainManager, eventMux)
chainManager.SetProcessor(blockProcessor)
diff --git a/core/chain_makers.go b/core/chain_makers.go
index 73c2205f4..5cd7ab4ab 100644
--- a/core/chain_makers.go
+++ b/core/chain_makers.go
@@ -14,8 +14,8 @@ import (
// So we can generate blocks easily
type FakePow struct{}
-func (f FakePow) Search(block pow.Block, stop <-chan struct{}) (uint64, []byte, []byte) {
- return 0, nil, nil
+func (f FakePow) Search(block pow.Block, stop <-chan struct{}) (uint64, []byte) {
+ return 0, nil
}
func (f FakePow) Verify(block pow.Block) bool { return true }
func (f FakePow) GetHashrate() int64 { return 0 }
diff --git a/eth/backend.go b/eth/backend.go
index a8b0fae50..5acef2ded 100644
--- a/eth/backend.go
+++ b/eth/backend.go
@@ -220,7 +220,7 @@ func New(config *Config) (*Ethereum, error) {
eth.chainManager = core.NewChainManager(blockDb, stateDb, eth.EventMux())
eth.downloader = downloader.New(eth.chainManager.HasBlock, eth.chainManager.GetBlock)
- eth.pow = ethash.New(eth.chainManager)
+ eth.pow = ethash.New()
eth.txPool = core.NewTxPool(eth.EventMux(), eth.chainManager.State, eth.chainManager.GasLimit)
eth.blockProcessor = core.NewBlockProcessor(stateDb, extraDb, eth.pow, eth.txPool, eth.chainManager, eth.EventMux())
eth.chainManager.SetProcessor(eth.blockProcessor)
@@ -318,7 +318,6 @@ func (s *Ethereum) PeersInfo() (peersinfo []*PeerInfo) {
func (s *Ethereum) ResetWithGenesisBlock(gb *types.Block) {
s.chainManager.ResetWithGenesisBlock(gb)
- s.pow.UpdateCache(0, true)
}
func (s *Ethereum) StartMining() error {
diff --git a/miner/agent.go b/miner/agent.go
index 547fdfbef..b2f89aaab 100644
--- a/miner/agent.go
+++ b/miner/agent.go
@@ -85,7 +85,7 @@ func (self *CpuMiner) mine(block *types.Block) {
self.chMu.Unlock()
// Mine
- nonce, mixDigest, _ := self.pow.Search(block, self.quitCurrentOp)
+ nonce, mixDigest := self.pow.Search(block, self.quitCurrentOp)
if nonce != 0 {
block.SetNonce(nonce)
block.Header().MixDigest = common.BytesToHash(mixDigest)
diff --git a/miner/miner.go b/miner/miner.go
index 883956370..bff0026dc 100644
--- a/miner/miner.go
+++ b/miner/miner.go
@@ -3,7 +3,6 @@ package miner
import (
"math/big"
- "github.com/ethereum/ethash"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/state"
@@ -41,13 +40,7 @@ func (self *Miner) Mining() bool {
func (self *Miner) Start(coinbase common.Address) {
self.mining = true
self.worker.coinbase = coinbase
-
- if self.threads > 0 {
- self.pow.(*ethash.Ethash).UpdateDAG()
- }
-
self.worker.start()
-
self.worker.commitNewWork()
}
diff --git a/pow/dagger/dagger.go b/pow/dagger/dagger.go
index f2d65e8ef..b941c0eeb 100644
--- a/pow/dagger/dagger.go
+++ b/pow/dagger/dagger.go
@@ -6,8 +6,8 @@ import (
"math/rand"
"time"
- "github.com/ethereum/go-ethereum/crypto/sha3"
"github.com/ethereum/go-ethereum/common"
+ "github.com/ethereum/go-ethereum/crypto/sha3"
"github.com/ethereum/go-ethereum/logger"
)
@@ -44,7 +44,7 @@ func (dag *Dagger) Find(obj *big.Int, resChan chan int64) {
resChan <- 0
}
-func (dag *Dagger) Search(hash, diff *big.Int) ([]byte, []byte, []byte) {
+func (dag *Dagger) Search(hash, diff *big.Int) (uint64, []byte) {
// TODO fix multi threading. Somehow it results in the wrong nonce
amountOfRoutines := 1
@@ -69,7 +69,7 @@ func (dag *Dagger) Search(hash, diff *big.Int) ([]byte, []byte, []byte) {
}
}
- return big.NewInt(res).Bytes(), nil, nil
+ return uint64(res), nil
}
func (dag *Dagger) Verify(hash, diff, nonce *big.Int) bool {
diff --git a/pow/ezp/pow.go b/pow/ezp/pow.go
index bd2927fe8..c838dd5ec 100644
--- a/pow/ezp/pow.go
+++ b/pow/ezp/pow.go
@@ -32,7 +32,7 @@ func (pow *EasyPow) Turbo(on bool) {
pow.turbo = on
}
-func (pow *EasyPow) Search(block pow.Block, stop <-chan struct{}) (uint64, []byte, []byte) {
+func (pow *EasyPow) Search(block pow.Block, stop <-chan struct{}) (uint64, []byte) {
r := rand.New(rand.NewSource(time.Now().UnixNano()))
hash := block.HashNoNonce()
diff := block.Difficulty()
@@ -57,7 +57,7 @@ empty:
for {
select {
case <-stop:
- return 0, nil, nil
+ return 0, nil
default:
i++
@@ -67,7 +67,7 @@ empty:
sha := uint64(r.Int63())
if verify(hash, diff, sha) {
- return sha, nil, nil
+ return sha, nil
}
}
@@ -76,7 +76,7 @@ empty:
}
}
- return 0, nil, nil
+ return 0, nil
}
func (pow *EasyPow) Verify(block pow.Block) bool {
diff --git a/pow/pow.go b/pow/pow.go
index 3908e5f76..73984a4ae 100644
--- a/pow/pow.go
+++ b/pow/pow.go
@@ -1,7 +1,7 @@
package pow
type PoW interface {
- Search(block Block, stop <-chan struct{}) (uint64, []byte, []byte)
+ Search(block Block, stop <-chan struct{}) (uint64, []byte)
Verify(block Block) bool
GetHashrate() int64
Turbo(bool)