forked from cerc-io/plugeth
86 lines
2.7 KiB
Go
86 lines
2.7 KiB
Go
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// Copyright 2023 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package eth
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import (
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"math/big"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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)
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// MinerAPI provides an API to control the miner.
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type MinerAPI struct {
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e *Ethereum
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}
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// NewMinerAPI create a new MinerAPI instance.
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func NewMinerAPI(e *Ethereum) *MinerAPI {
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return &MinerAPI{e}
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}
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// Start starts the miner with the given number of threads. If threads is nil,
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// the number of workers started is equal to the number of logical CPUs that are
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// usable by this process. If mining is already running, this method adjust the
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// number of threads allowed to use and updates the minimum price required by the
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// transaction pool.
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func (api *MinerAPI) Start() error {
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return api.e.StartMining()
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}
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// Stop terminates the miner, both at the consensus engine level as well as at
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// the block creation level.
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func (api *MinerAPI) Stop() {
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api.e.StopMining()
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}
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// SetExtra sets the extra data string that is included when this miner mines a block.
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func (api *MinerAPI) SetExtra(extra string) (bool, error) {
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if err := api.e.Miner().SetExtra([]byte(extra)); err != nil {
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return false, err
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}
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return true, nil
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}
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// SetGasPrice sets the minimum accepted gas price for the miner.
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func (api *MinerAPI) SetGasPrice(gasPrice hexutil.Big) bool {
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api.e.lock.Lock()
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api.e.gasPrice = (*big.Int)(&gasPrice)
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api.e.lock.Unlock()
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api.e.txPool.SetGasPrice((*big.Int)(&gasPrice))
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return true
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}
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// SetGasLimit sets the gaslimit to target towards during mining.
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func (api *MinerAPI) SetGasLimit(gasLimit hexutil.Uint64) bool {
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api.e.Miner().SetGasCeil(uint64(gasLimit))
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return true
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}
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// SetEtherbase sets the etherbase of the miner.
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func (api *MinerAPI) SetEtherbase(etherbase common.Address) bool {
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api.e.SetEtherbase(etherbase)
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return true
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}
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// SetRecommitInterval updates the interval for miner sealing work recommitting.
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func (api *MinerAPI) SetRecommitInterval(interval int) {
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api.e.Miner().SetRecommitInterval(time.Duration(interval) * time.Millisecond)
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}
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