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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) *Miner {
return &Miner{eth: eth, pow: pow, worker: newWorker(common.Address{}, eth)}
}
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, threads int) {
self.mining = true
for i := 0; i < threads; i++ {
self.worker.register(NewCpuAgent(i, self.pow))
}
self.threads = threads
glog.V(logger.Info).Infof("Starting mining operation (CPU=%d TOT=%d)\n", threads, len(self.worker.agents))
self.worker.coinbase = coinbase
self.worker.start()
self.worker.commitNewWork()
}
func (self *Miner) Stop() {
self.worker.stop()
self.mining = false
}
func (self *Miner) Register(agent Agent) {
if self.mining {
agent.Start()
}
self.worker.register(agent)
}
func (self *Miner) HashRate() int64 {
return self.pow.GetHashrate()
}
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()
}
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