plugeth/miner/miner.go

88 lines
1.7 KiB
Go

package miner
import (
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/pow"
)
type Miner struct {
worker *worker
MinAcceptedGasPrice *big.Int
threads int
mining bool
eth core.Backend
pow pow.PoW
}
func New(eth core.Backend, pow pow.PoW, minerThreads int) *Miner {
// note: minerThreads is currently ignored because
// ethash is not thread safe.
miner := &Miner{eth: eth, pow: pow, worker: newWorker(common.Address{}, eth)}
for i := 0; i < minerThreads; i++ {
miner.worker.register(NewCpuMiner(i, pow))
}
miner.threads = minerThreads
return miner
}
func (self *Miner) Mining() bool {
return self.mining
}
func (m *Miner) SetGasPrice(price *big.Int) {
// FIXME block tests set a nil gas price. Quick dirty fix
if price == nil {
return
}
m.worker.gasPrice = price
}
func (self *Miner) Start(coinbase common.Address) {
glog.V(logger.Info).Infoln("Starting mining operation")
self.mining = true
self.worker.coinbase = coinbase
self.worker.start()
self.worker.commitNewWork()
}
func (self *Miner) Register(agent Agent) {
if self.mining {
agent.Start()
}
self.worker.register(agent)
}
func (self *Miner) Stop() {
self.mining = false
self.worker.stop()
}
func (self *Miner) HashRate() int64 {
return self.worker.HashRate()
}
func (self *Miner) SetExtra(extra []byte) {
self.worker.extra = extra
}
func (self *Miner) PendingState() *state.StateDB {
return self.worker.pendingState()
}
func (self *Miner) PendingBlock() *types.Block {
return self.worker.pendingBlock()
}