diff options
Diffstat (limited to 'ethchain/dagger.go')
| -rw-r--r-- | ethchain/dagger.go | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/ethchain/dagger.go b/ethchain/dagger.go index 917b3d722..478b7e877 100644 --- a/ethchain/dagger.go +++ b/ethchain/dagger.go @@ -1,15 +1,16 @@ package ethchain import ( + "hash" + "math/big" + "math/rand" + "time" + "github.com/ethereum/eth-go/ethcrypto" "github.com/ethereum/eth-go/ethlog" "github.com/ethereum/eth-go/ethreact" "github.com/ethereum/eth-go/ethutil" "github.com/obscuren/sha3" - "hash" - "math/big" - "math/rand" - "time" ) var powlogger = ethlog.NewLogger("POW") @@ -18,23 +19,30 @@ type PoW interface { Search(block *Block, reactChan chan ethreact.Event) []byte Verify(hash []byte, diff *big.Int, nonce []byte) bool GetHashrate() int64 + Turbo(bool) } type EasyPow struct { hash *big.Int HashRate int64 + turbo bool } func (pow *EasyPow) GetHashrate() int64 { return pow.HashRate } +func (pow *EasyPow) Turbo(on bool) { + pow.turbo = on +} + func (pow *EasyPow) Search(block *Block, reactChan chan ethreact.Event) []byte { r := rand.New(rand.NewSource(time.Now().UnixNano())) hash := block.HashNoNonce() diff := block.Difficulty i := int64(0) start := time.Now().UnixNano() + t := time.Now() for { select { @@ -43,11 +51,14 @@ func (pow *EasyPow) Search(block *Block, reactChan chan ethreact.Event) []byte { return nil default: i++ - if i%1234567 == 0 { + + if time.Since(t) > (1 * time.Second) { elapsed := time.Now().UnixNano() - start hashes := ((float64(1e9) / float64(elapsed)) * float64(i)) / 1000 pow.HashRate = int64(hashes) powlogger.Infoln("Hashing @", int64(pow.HashRate), "khash") + + t = time.Now() } sha := ethcrypto.Sha3Bin(big.NewInt(r.Int63()).Bytes()) @@ -55,6 +66,10 @@ func (pow *EasyPow) Search(block *Block, reactChan chan ethreact.Event) []byte { return sha } } + + if !pow.turbo { + time.Sleep(20 * time.Microsecond) + } } return nil |