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state_recon.go
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state_recon.go
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package exec3
import (
"context"
"encoding/binary"
"fmt"
"sync"
"github.com/RoaringBitmap/roaring/roaring64"
"github.com/ledgerwatch/log/v3"
"github.com/nebojsa94/erigon/erigon-lib/chain"
libcommon "github.com/nebojsa94/erigon/erigon-lib/common"
"github.com/nebojsa94/erigon/erigon-lib/common/length"
"github.com/nebojsa94/erigon/erigon-lib/etl"
"github.com/nebojsa94/erigon/erigon-lib/kv"
libstate "github.com/nebojsa94/erigon/erigon-lib/state"
"github.com/nebojsa94/erigon/cmd/state/exec22"
"github.com/nebojsa94/erigon/consensus"
"github.com/nebojsa94/erigon/core"
"github.com/nebojsa94/erigon/core/state"
"github.com/nebojsa94/erigon/core/types"
"github.com/nebojsa94/erigon/core/types/accounts"
"github.com/nebojsa94/erigon/core/vm"
"github.com/nebojsa94/erigon/core/vm/evmtypes"
"github.com/nebojsa94/erigon/turbo/services"
)
type ScanWorker struct {
txNum uint64
as *libstate.AggregatorStep
toKey []byte
bitmap roaring64.Bitmap
}
func NewScanWorker(txNum uint64, as *libstate.AggregatorStep) *ScanWorker {
sw := &ScanWorker{
txNum: txNum,
as: as,
}
return sw
}
type FillWorker struct {
txNum uint64
as *libstate.AggregatorStep
}
func NewFillWorker(txNum uint64, as *libstate.AggregatorStep) *FillWorker {
fw := &FillWorker{
txNum: txNum,
as: as,
}
return fw
}
func (fw *FillWorker) FillAccounts(plainStateCollector *etl.Collector) error {
it := fw.as.IterateAccountsHistory(fw.txNum)
value := make([]byte, 1024)
for it.HasNext() {
key, val, err := it.Next()
if err != nil {
return err
}
if len(val) > 0 {
var a accounts.Account
//if err:=accounts.DeserialiseV3(&a, val);err!=nil {
// panic(err)
//}
a.Reset()
pos := 0
nonceBytes := int(val[pos])
pos++
if nonceBytes > 0 {
a.Nonce = bytesToUint64(val[pos : pos+nonceBytes])
pos += nonceBytes
}
balanceBytes := int(val[pos])
pos++
if balanceBytes > 0 {
a.Balance.SetBytes(val[pos : pos+balanceBytes])
pos += balanceBytes
}
codeHashBytes := int(val[pos])
pos++
if codeHashBytes > 0 {
copy(a.CodeHash[:], val[pos:pos+codeHashBytes])
pos += codeHashBytes
}
incBytes := int(val[pos])
pos++
if incBytes > 0 {
a.Incarnation = bytesToUint64(val[pos : pos+incBytes])
}
if a.Incarnation > 0 {
a.Incarnation = state.FirstContractIncarnation
}
value = value[:a.EncodingLengthForStorage()]
a.EncodeForStorage(value)
if err := plainStateCollector.Collect(key, value); err != nil {
return err
}
//fmt.Printf("Account [%x]=>{Balance: %d, Nonce: %d, Root: %x, CodeHash: %x}\n", key, &a.Balance, a.Nonce, a.Root, a.CodeHash)
} else {
if err := plainStateCollector.Collect(key, nil); err != nil {
return err
}
}
}
return nil
}
func (fw *FillWorker) FillStorage(plainStateCollector *etl.Collector) error {
it := fw.as.IterateStorageHistory(fw.txNum)
var compositeKey = make([]byte, length.Addr+length.Incarnation+length.Hash)
binary.BigEndian.PutUint64(compositeKey[20:], state.FirstContractIncarnation)
for it.HasNext() {
key, val, err := it.Next()
if err != nil {
return err
}
copy(compositeKey[:20], key[:20])
copy(compositeKey[20+8:], key[20:])
if len(val) > 0 {
if err := plainStateCollector.Collect(compositeKey, val); err != nil {
return err
}
//fmt.Printf("Storage [%x] => [%x]\n", compositeKey, val)
} else {
if err := plainStateCollector.Collect(compositeKey, nil); err != nil {
return err
}
}
}
return nil
}
func (fw *FillWorker) FillCode(codeCollector, plainContractCollector *etl.Collector) error {
it := fw.as.IterateCodeHistory(fw.txNum)
var compositeKey = make([]byte, length.Addr+length.Incarnation)
binary.BigEndian.PutUint64(compositeKey[length.Addr:], state.FirstContractIncarnation)
for it.HasNext() {
key, val, err := it.Next()
if err != nil {
return err
}
copy(compositeKey, key)
if len(val) > 0 {
codeHash, err := libcommon.HashData(val)
if err != nil {
return err
}
if err = codeCollector.Collect(codeHash[:], val); err != nil {
return err
}
if err = plainContractCollector.Collect(compositeKey, codeHash[:]); err != nil {
return err
}
//fmt.Printf("Code [%x] => %d\n", compositeKey, len(val))
} else {
if err := plainContractCollector.Collect(compositeKey, nil); err != nil {
return err
}
}
}
return nil
}
func (sw *ScanWorker) BitmapAccounts() error {
it := sw.as.IterateAccountsTxs()
for it.HasNext() {
v, err := it.Next()
if err != nil {
return err
}
sw.bitmap.Add(v)
}
return nil
}
func (sw *ScanWorker) BitmapStorage() error {
it := sw.as.IterateStorageTxs()
for it.HasNext() {
v, err := it.Next()
if err != nil {
return err
}
sw.bitmap.Add(v)
}
return nil
}
func (sw *ScanWorker) BitmapCode() error {
it := sw.as.IterateCodeTxs()
for it.HasNext() {
v, err := it.Next()
if err != nil {
return err
}
sw.bitmap.Add(v)
}
return nil
}
func bytesToUint64(buf []byte) (x uint64) {
for i, b := range buf {
x = x<<8 + uint64(b)
if i == 7 {
return
}
}
return
}
func (sw *ScanWorker) Bitmap() *roaring64.Bitmap { return &sw.bitmap }
type ReconWorker struct {
lock sync.Locker
rs *state.ReconState
blockReader services.FullBlockReader
stateWriter *state.StateReconWriterInc
stateReader *state.HistoryReaderInc
ctx context.Context
engine consensus.Engine
chainConfig *chain.Config
logger log.Logger
genesis *types.Genesis
chain ChainReader
evm *vm.EVM
ibs *state.IntraBlockState
}
func NewReconWorker(lock sync.Locker, ctx context.Context, rs *state.ReconState,
as *libstate.AggregatorStep, blockReader services.FullBlockReader,
chainConfig *chain.Config, logger log.Logger, genesis *types.Genesis, engine consensus.Engine,
chainTx kv.Tx,
) *ReconWorker {
rw := &ReconWorker{
lock: lock,
ctx: ctx,
rs: rs,
blockReader: blockReader,
stateWriter: state.NewStateReconWriterInc(as, rs),
stateReader: state.NewHistoryReaderInc(as, rs),
chainConfig: chainConfig,
logger: logger,
genesis: genesis,
engine: engine,
evm: vm.NewEVM(evmtypes.BlockContext{}, evmtypes.TxContext{}, nil, chainConfig, vm.Config{}),
}
rw.chain = NewChainReader(chainConfig, chainTx, blockReader)
rw.ibs = state.New(rw.stateReader)
return rw
}
func (rw *ReconWorker) SetTx(tx kv.Tx) {
rw.stateReader.SetTx(tx)
rw.stateWriter.SetTx(tx)
}
func (rw *ReconWorker) SetChainTx(chainTx kv.Tx) {
rw.stateReader.SetChainTx(chainTx)
rw.stateWriter.SetChainTx(chainTx)
}
func (rw *ReconWorker) Run() error {
for txTask, ok, err := rw.rs.Schedule(rw.ctx); ok || err != nil; txTask, ok, err = rw.rs.Schedule(rw.ctx) {
if err != nil {
return err
}
if err := rw.runTxTask(txTask); err != nil {
return err
}
}
return nil
}
var noop = state.NewNoopWriter()
func (rw *ReconWorker) runTxTask(txTask *exec22.TxTask) error {
rw.lock.Lock()
defer rw.lock.Unlock()
rw.stateReader.SetTxNum(txTask.TxNum)
rw.stateReader.ResetError()
rw.stateWriter.SetTxNum(txTask.TxNum)
rw.ibs.Reset()
ibs := rw.ibs
rules := txTask.Rules
var err error
var logger = log.New("recon-tx")
if txTask.BlockNum == 0 && txTask.TxIndex == -1 {
//fmt.Printf("txNum=%d, blockNum=%d, Genesis\n", txTask.TxNum, txTask.BlockNum)
// Genesis block
_, ibs, err = core.GenesisToBlock(rw.genesis, "")
if err != nil {
return err
}
// For Genesis, rules should be empty, so that empty accounts can be included
rules = &chain.Rules{}
} else if txTask.Final {
if txTask.BlockNum > 0 {
//fmt.Printf("txNum=%d, blockNum=%d, finalisation of the block\n", txTask.TxNum, txTask.BlockNum)
// End of block transaction in a block
syscall := func(contract libcommon.Address, data []byte) ([]byte, error) {
return core.SysCallContract(contract, data, rw.chainConfig, ibs, txTask.Header, rw.engine, false /* constCall */)
}
if _, _, err := rw.engine.Finalize(rw.chainConfig, types.CopyHeader(txTask.Header), ibs, txTask.Txs, txTask.Uncles, nil, txTask.Withdrawals, rw.chain, syscall, logger); err != nil {
if _, readError := rw.stateReader.ReadError(); !readError {
return fmt.Errorf("finalize of block %d failed: %w", txTask.BlockNum, err)
}
}
}
} else if txTask.TxIndex == -1 {
// Block initialisation
syscall := func(contract libcommon.Address, data []byte, ibState *state.IntraBlockState, header *types.Header, constCall bool) ([]byte, error) {
return core.SysCallContract(contract, data, rw.chainConfig, ibState, header, rw.engine, constCall /* constCall */)
}
rw.engine.Initialize(rw.chainConfig, rw.chain, txTask.Header, ibs, syscall, logger)
if err = ibs.FinalizeTx(rules, noop); err != nil {
if _, readError := rw.stateReader.ReadError(); !readError {
return err
}
}
} else {
gp := new(core.GasPool).AddGas(txTask.Tx.GetGas()).AddBlobGas(txTask.Tx.GetBlobGas())
vmConfig := vm.Config{NoReceipts: true, SkipAnalysis: txTask.SkipAnalysis}
ibs.SetTxContext(txTask.Tx.Hash(), txTask.BlockHash, txTask.TxIndex)
msg := txTask.TxAsMessage
rw.evm.ResetBetweenBlocks(txTask.EvmBlockContext, core.NewEVMTxContext(msg), ibs, vmConfig, txTask.Rules)
vmenv := rw.evm
//fmt.Printf("txNum=%d, blockNum=%d, txIndex=%d\n", txTask.TxNum, txTask.BlockNum, txTask.TxIndex)
_, err = core.ApplyMessage(vmenv, msg, gp, true /* refunds */, false /* gasBailout */)
if err != nil {
if _, readError := rw.stateReader.ReadError(); !readError {
return fmt.Errorf("could not apply blockNum=%d, txIdx=%d txNum=%d [%x] failed: %w", txTask.BlockNum, txTask.TxIndex, txTask.TxNum, txTask.Tx.Hash(), err)
}
}
if err = ibs.FinalizeTx(rules, noop); err != nil {
if _, readError := rw.stateReader.ReadError(); !readError {
return err
}
}
}
if dependency, ok := rw.stateReader.ReadError(); ok || err != nil {
//fmt.Printf("rollback %d\n", txNum)
rw.rs.RollbackTx(txTask, dependency)
} else {
if err = ibs.CommitBlock(rules, rw.stateWriter); err != nil {
return err
}
//fmt.Printf("commit %d\n", txNum)
rw.rs.CommitTxNum(txTask.TxNum)
}
return nil
}