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topGen.go
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topGen.go
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// Copyright (c) 2018 The MATRIX Authors
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php
package reelection
import (
"errors"
"math/big"
"github.com/MatrixAINetwork/go-matrix/ca"
"github.com/MatrixAINetwork/go-matrix/common"
"github.com/MatrixAINetwork/go-matrix/core/matrixstate"
"github.com/MatrixAINetwork/go-matrix/core/state"
"github.com/MatrixAINetwork/go-matrix/core/vm"
"github.com/MatrixAINetwork/go-matrix/log"
"github.com/MatrixAINetwork/go-matrix/mc"
"github.com/MatrixAINetwork/go-matrix/params/manparams"
)
type TopGenStatus struct {
MastV []mc.ElectNodeInfo
BackV []mc.ElectNodeInfo
CandV []mc.ElectNodeInfo
MastM []mc.ElectNodeInfo
BackM []mc.ElectNodeInfo
CandM []mc.ElectNodeInfo
}
func (self *ReElection) HandleTopGen(hash common.Hash, stateDb *state.StateDBManage) (TopGenStatus, error) {
topGenStatus := TopGenStatus{}
if self.IsMinerTopGenTiming(hash) { //矿工生成时间 240
log.INFO(Module, "计算矿工拓扑计算 ", hash.String())
MastM, BackM, CandM, err := self.ToGenMinerTop(hash)
if err != nil {
log.ERROR(Module, "矿工拓扑生成错误 err", err)
return topGenStatus, err
}
topGenStatus.MastM = append(topGenStatus.MastM, MastM...)
topGenStatus.BackM = append(topGenStatus.BackM, BackM...)
topGenStatus.CandM = append(topGenStatus.CandM, CandM...)
}
if self.IsValidatorTopGenTiming(hash) { //验证者生成时间 260
log.INFO(Module, "计算验证者拓扑计算 ", hash)
MastV, BackV, CandV, err := self.ToGenValidatorTop(hash, stateDb)
if err != nil {
log.ERROR(Module, "验证者拓扑生成错误 err", err)
return topGenStatus, err
}
topGenStatus.MastV = append(topGenStatus.MastV, MastV...)
topGenStatus.BackV = append(topGenStatus.BackV, BackV...)
topGenStatus.CandV = append(topGenStatus.CandV, CandV...)
}
return topGenStatus, nil
}
//是不是矿工拓扑生成时间段
func (self *ReElection) IsMinerTopGenTiming(hash common.Hash) bool {
height, err := self.GetNumberByHash(hash)
if err != nil {
log.ERROR(Module, "判断是否是矿工生成点错误 hash", hash.String(), "err", err)
return false
}
bcInterval, err := self.GetBroadcastIntervalByHash(hash)
if err != nil {
log.ERROR(Module, "获取广播区间失败 err", err)
return false
}
genData, err := self.GetElectGenTimes(hash)
if err != nil {
log.ERROR(Module, "获取配置错误 高度", height, "err", err)
return false
}
if bcInterval.IsReElectionNumber(height + 1 + uint64(genData.MinerNetChange)) {
log.ERROR(Module, "是矿工生成点 高度", height, "MinerNetChange", genData.MinerNetChange, "换届周期", bcInterval.GetReElectionInterval())
return true
}
return false
}
//是不是验证者拓扑生成时间段
func (self *ReElection) IsValidatorTopGenTiming(hash common.Hash) bool {
height, err := self.GetNumberByHash(hash)
if err != nil {
log.ERROR(Module, "判断是否是验证者生成点错误 height", height, "err", err)
return false
}
bcInterval, err := self.GetBroadcastIntervalByHash(hash)
if err != nil {
log.ERROR(Module, "获取广播区间失败 err", err)
return false
}
genData, err := self.GetElectGenTimes(hash)
if err != nil {
log.ERROR(Module, "获取配置错误 高度", height, "err", err)
return false
}
if bcInterval.IsReElectionNumber(height + 1 + uint64(genData.ValidatorNetChange)) {
log.ERROR(Module, "是验证者生成点 height", height, "ValidatorNetChange", genData.ValidatorNetChange, "换届周期", bcInterval.GetReElectionInterval())
return true
}
return false
}
//得到随机种子
func (self *ReElection) GetSeed(hash common.Hash) (*big.Int, error) {
seed, err := self.random.GetRandom(hash, manparams.ElectionSeed)
//log.Info(Module, "common.Default seed", seed)
return seed, err
}
func (self *ReElection) ToGenMinerTop(hash common.Hash) ([]mc.ElectNodeInfo, []mc.ElectNodeInfo, []mc.ElectNodeInfo, error) {
//log.INFO(Module, "准备生成矿工拓扑图", "start", "hash", hash.String())
//defer log.INFO(Module, "生成矿工拓扑图结束", "end", "hash", hash.String())
height, err := self.GetNumberByHash(hash)
if err != nil {
log.ERROR(Module, "根据hash算高度失败 ToGenMinerTop hash", hash, "err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
data, err := self.GetElectGenTimes(hash)
if err != nil {
log.ERROR(Module, "获取选举信息失败 高度", height, "err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
minerGen := uint64(data.MinerGen)
bcInterval, err := self.GetBroadcastIntervalByHash(hash)
if err != nil {
log.ERROR(Module, "get broadcast interval err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
height = bcInterval.GetNextReElectionNumber(height) - minerGen
AncestorHash, err := self.bc.GetAncestorHash(hash, height)
if nil != err {
log.ERROR(Module, "获取选举制定高度hash错误,高度", height, "err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
minerDeposit, err := GetAllElectedByHash(AncestorHash, common.RoleMiner) //
if err != nil {
log.ERROR(Module, "获取矿工抵押列表失败 err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
//log.INFO(Module, "矿工抵押交易", minerDeposit)
elect, err := self.GetElectPlug(hash)
if err != nil {
log.ERROR(Module, "获取选举插件失败 err", err, "高度", height)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
electConf, err := self.GetElectConfig(hash)
if err != nil {
log.ERROR(Module, "获取选举信息失败 err", err, "高度", height)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
seed, err := self.GetSeed(hash)
if err != nil {
log.ERROR(Module, "获取种子失败 err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
//log.Info(Module, "矿工选举种子", seed)
TopRsp := elect.MinerTopGen(&mc.MasterMinerReElectionReqMsg{SeqNum: height, RandSeed: seed, MinerList: minerDeposit, ElectConfig: *electConf})
return TopRsp.MasterMiner, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, nil
}
func (self *ReElection) addBlockProduceBlackList(hash common.Hash) (*mc.BlockProduceSlashBlackList, error) {
st, err := self.bc.StateAtBlockHash(hash)
if err != nil {
log.Error(Module, "获取state 错误", err, "number", hash)
return &mc.BlockProduceSlashBlackList{}, err
}
slashCfg, err := matrixstate.GetBlockProduceSlashCfg(st)
if err != nil {
log.ERROR(Module, "slashCfg 错误", err)
return &mc.BlockProduceSlashBlackList{}, err
}
if !slashCfg.Switcher {
log.Debug(Module, "slashCfg 状态关闭", nil)
return &mc.BlockProduceSlashBlackList{}, nil
}
produceBlackList, err := matrixstate.GetBlockProduceBlackList(st)
if err != nil {
log.ERROR(Module, "获取produce blackList 错误", err)
return &mc.BlockProduceSlashBlackList{}, err
}
return produceBlackList, nil
}
func (self *ReElection) ToGenValidatorTop(hash common.Hash, stateDb *state.StateDBManage) ([]mc.ElectNodeInfo, []mc.ElectNodeInfo, []mc.ElectNodeInfo, error) {
//log.INFO(Module, "准备生成验证者拓扑图", "start", "hash", hash.String())
//defer log.INFO(Module, "生成验证者拓扑图结束", "end", "hash", hash.String())
height, err := self.GetNumberByHash(hash)
if err != nil {
log.ERROR(Module, "根据hash算高度失败 ToGenValidatorTop hash", hash.String())
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
data, err := self.GetElectGenTimes(hash)
if err != nil {
log.ERROR(Module, "获取选举信息失败 err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
verifyGenTime := uint64(data.ValidatorGen)
bcInterval, err := self.GetBroadcastIntervalByHash(hash)
if err != nil {
log.ERROR(Module, "根据hash获取广播周期信息 err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
height = bcInterval.GetNextReElectionNumber(height) - verifyGenTime
AncestorHash, err := self.bc.GetAncestorHash(hash, height)
if nil != err {
log.ERROR(Module, "获取选举制定高度hash错误,高度", height, "err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
validatoeDeposit, err := GetAllElectedByHash(AncestorHash, common.RoleValidator)
if err != nil {
log.ERROR(Module, "获取验证者列表失败 err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
//log.INFO(Module, "验证者抵押账户", validatoeDeposit)
foundDeposit := GetFound()
elect, err := self.GetElectPlug(hash)
if err != nil {
log.ERROR(Module, "获取选举插件失败 err", err, "高度", height)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
electConf, err := self.GetElectConfig(hash)
if err != nil {
log.ERROR(Module, "获取选举信息失败 err", err, "高度", height)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
seed, err := self.GetSeed(hash)
if err != nil {
log.ERROR(Module, "获取验证者种子失败 err", err)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
//log.INFO(Module, "验证者随机种子", seed)
vipList, err := self.GetViPList(hash)
if err != nil {
log.ERROR(Module, "获取viplist为空 err", err, "高度", height)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
produceBlackList, err := self.addBlockProduceBlackList(hash)
if err != nil {
log.ERROR(Module, "获取区块生产惩罚错误", err, "高度", height)
return []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, []mc.ElectNodeInfo{}, err
}
TopRsp := elect.ValidatorTopGen(&mc.MasterValidatorReElectionReqMsg{SeqNum: height, RandSeed: seed, ValidatorList: validatoeDeposit, FoundationValidatorList: foundDeposit, ElectConfig: *electConf, VIPList: vipList, BlockProduceBlackList: *produceBlackList}, stateDb)
return TopRsp.MasterValidator, TopRsp.BackUpValidator, TopRsp.CandidateValidator, nil
}
func GetFound() []vm.DepositDetail {
return []vm.DepositDetail{}
}
func GetAllElectedByHash(hash common.Hash, tp common.RoleType) ([]vm.DepositDetail, error) {
switch tp {
case common.RoleMiner:
ans, err := ca.GetElectedByHeightAndRoleByHash(hash, common.RoleMiner)
//log.INFO("從CA獲取礦工抵押交易", "data", ans, "height", Heigh)
if err != nil {
return []vm.DepositDetail{}, errors.New("获取矿工交易身份不对")
}
return ans, nil
case common.RoleValidator:
ans, err := ca.GetElectedByHeightAndRoleByHash(hash, common.RoleValidator)
//log.Info("從CA獲取驗證者抵押交易", "data", ans, "height", Heigh)
if err != nil {
return []vm.DepositDetail{}, errors.New("获取验证者交易身份不对")
}
return ans, nil
default:
return []vm.DepositDetail{}, errors.New("获取抵押交易身份不对")
}
}