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// Copyright 2014 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
// Package miner implements Ethereum block creation and mining.
package miner
import (
"fmt"
"math/big"
"time"
"github.com/ava-labs/coreth/consensus"
"github.com/ava-labs/coreth/core"
"github.com/ava-labs/coreth/core/state"
"github.com/ava-labs/coreth/core/types"
"github.com/ava-labs/coreth/params"
"github.com/ava-labs/go-ethereum/common"
"github.com/ava-labs/go-ethereum/common/hexutil"
"github.com/ava-labs/go-ethereum/event"
)
// Backend wraps all methods required for mining.
type Backend interface {
BlockChain() *core.BlockChain
TxPool() *core.TxPool
}
// Config is the configuration parameters of mining.
type Config struct {
Etherbase common.Address `toml:",omitempty"` // Public address for block mining rewards (default = first account)
Notify []string `toml:",omitempty"` // HTTP URL list to be notified of new work packages(only useful in ethash).
ExtraData hexutil.Bytes `toml:",omitempty"` // Block extra data set by the miner
GasFloor uint64 // Target gas floor for mined blocks.
GasCeil uint64 // Target gas ceiling for mined blocks.
GasPrice *big.Int // Minimum gas price for mining a transaction
Recommit time.Duration // The time interval for miner to re-create mining work.
Noverify bool // Disable remote mining solution verification(only useful in ethash).
ManualMining bool
ManualUncle bool
DisableUncle bool
}
type Miner struct {
w *worker
}
func New(eth Backend, config *Config, chainConfig *params.ChainConfig, mux *event.TypeMux, engine consensus.Engine, isLocalBlock func(block *types.Block) bool, mcb *MinerCallbacks) *Miner {
return &Miner{
w: newWorker(config, chainConfig, engine, eth, mux, isLocalBlock, mcb),
}
}
func (self *Miner) Start(coinbase common.Address) {
self.w.start()
}
func (self *Miner) Stop() {
self.w.stop()
}
func (self *Miner) Mining() bool {
return false
}
func (self *Miner) HashRate() uint64 {
return 0
}
func (self *Miner) SetExtra(extra []byte) error {
if uint64(len(extra)) > params.MaximumExtraDataSize {
return fmt.Errorf("Extra exceeds max length. %d > %v", len(extra), params.MaximumExtraDataSize)
}
self.w.setExtra(extra)
return nil
}
func (self *Miner) SetRecommitInterval(interval time.Duration) {
self.w.setRecommitInterval(interval)
}
func (self *Miner) Pending() (*types.Block, *state.StateDB) {
return self.w.pending()
}
func (self *Miner) PendingBlock() *types.Block {
return self.w.pendingBlock()
}
func (self *Miner) SetEtherbase(addr common.Address) {
self.w.setEtherbase(addr)
}
func (self *Miner) GenBlock() {
self.w.genBlock()
}
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