erigon-pulse/cmd/state/stateless/stateless.go
Igor Mandrigin adf52465e3
move ./trie to ./turbo/trie (#1114)
Useful for minimizing merge conflicts when rebasing new geth
2020-09-14 11:33:39 +01:00

530 lines
15 KiB
Go

package stateless
import (
"bufio"
"bytes"
"context"
"encoding/csv"
"fmt"
"io/ioutil"
"os"
"os/signal"
"strconv"
"strings"
"syscall"
"time"
chart "github.com/wcharczuk/go-chart"
"github.com/wcharczuk/go-chart/drawing"
"github.com/ledgerwatch/turbo-geth/common"
"github.com/ledgerwatch/turbo-geth/consensus/ethash"
"github.com/ledgerwatch/turbo-geth/consensus/misc"
"github.com/ledgerwatch/turbo-geth/core"
"github.com/ledgerwatch/turbo-geth/core/state"
"github.com/ledgerwatch/turbo-geth/core/types"
"github.com/ledgerwatch/turbo-geth/core/vm"
"github.com/ledgerwatch/turbo-geth/ethdb"
"github.com/ledgerwatch/turbo-geth/params"
"github.com/ledgerwatch/turbo-geth/turbo/trie"
"github.com/ledgerwatch/turbo-geth/visual"
)
var chartColors = []drawing.Color{
chart.ColorBlack,
chart.ColorRed,
chart.ColorBlue,
chart.ColorYellow,
chart.ColorOrange,
chart.ColorGreen,
}
func runBlock(ibs *state.IntraBlockState, txnWriter state.StateWriter, blockWriter state.StateWriter,
chainConfig *params.ChainConfig, bcb core.ChainContext, block *types.Block,
) (types.Receipts, error) {
header := block.Header()
vmConfig := vm.Config{TraceJumpDest: true}
engine := ethash.NewFullFaker()
gp := new(core.GasPool).AddGas(block.GasLimit())
usedGas := new(uint64)
var receipts types.Receipts
if chainConfig.DAOForkSupport && chainConfig.DAOForkBlock != nil && chainConfig.DAOForkBlock.Cmp(block.Number()) == 0 {
misc.ApplyDAOHardFork(ibs)
}
for i, tx := range block.Transactions() {
ibs.Prepare(tx.Hash(), block.Hash(), i)
receipt, err := core.ApplyTransaction(chainConfig, bcb, nil, gp, ibs, txnWriter, header, tx, usedGas, vmConfig)
if err != nil {
return nil, fmt.Errorf("tx %x failed: %v", tx.Hash(), err)
}
receipts = append(receipts, receipt)
}
// Finalize the block, applying any consensus engine specific extras (e.g. block rewards)
if _, err := engine.FinalizeAndAssemble(chainConfig, header, ibs, block.Transactions(), block.Uncles(), receipts); err != nil {
return nil, fmt.Errorf("finalize of block %d failed: %v", block.NumberU64(), err)
}
ctx := chainConfig.WithEIPsFlags(context.Background(), header.Number)
if err := ibs.CommitBlock(ctx, blockWriter); err != nil {
return nil, fmt.Errorf("committing block %d failed: %v", block.NumberU64(), err)
}
return receipts, nil
}
func statePicture(t *trie.Trie, number uint64) error {
filename := fmt.Sprintf("state_%d.dot", number)
f, err := os.Create(filename)
if err != nil {
return err
}
indexColors := visual.HexIndexColors
fontColors := visual.HexFontColors
visual.StartGraph(f, false)
trie.Visual(t, f, &trie.VisualOpts{
Highlights: nil,
IndexColors: indexColors,
FontColors: fontColors,
Values: true,
CutTerminals: 0,
CodeCompressed: false,
ValCompressed: false,
ValHex: true,
})
visual.EndGraph(f)
if err := f.Close(); err != nil {
return err
}
return nil
}
func parseStarkBlockFile(starkBlocksFile string) (map[uint64]struct{}, error) {
dat, err := ioutil.ReadFile(starkBlocksFile)
if err != nil {
return nil, err
}
blockStrs := strings.Split(string(dat), "\n")
m := make(map[uint64]struct{})
for _, blockStr := range blockStrs {
if len(blockStr) == 0 {
continue
}
if b, err1 := strconv.ParseUint(blockStr, 10, 64); err1 == nil {
m[b] = struct{}{}
} else {
return nil, err1
}
}
return m, nil
}
func starkData(witness *trie.Witness, starkStatsBase string, blockNum uint64) error {
filename := fmt.Sprintf("%s_%d.txt", starkStatsBase, blockNum)
f, err := os.Create(filename)
if err != nil {
return err
}
if err = trie.StarkStats(witness, f, false); err != nil {
return err
}
return nil
}
type CreateDbFunc func(string) (*ethdb.ObjectDatabase, error)
func Stateless(
ctx context.Context,
blockNum uint64,
blockSourceURI string,
statefile string,
triesize uint32,
tryPreRoot bool,
interval uint64,
ignoreOlderThan uint64,
witnessThreshold uint64,
statsfile string,
verifySnapshot bool,
binary bool,
createDb CreateDbFunc,
starkBlocksFile string,
starkStatsBase string,
useStatelessResolver bool,
witnessDatabasePath string,
writeHistory bool,
) {
state.MaxTrieCacheSize = uint64(triesize)
startTime := time.Now()
sigs := make(chan os.Signal, 1)
interruptCh := make(chan bool, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
go func() {
<-sigs
interruptCh <- true
}()
timeFF, err := os.Create("timings.txt")
if err != nil {
panic(err)
}
defer timeFF.Close()
timeF := bufio.NewWriter(timeFF)
defer timeF.Flush()
fmt.Fprintf(timeF, "blockNr,exec,resolve,stateless_exec,calc_root,mod_root\n")
stats, err := NewStatsFile(statsfile)
check(err)
defer stats.Close()
blockProvider, err := BlockProviderForURI(blockSourceURI, createDb)
check(err)
defer blockProvider.Close()
stateDb, err := createDb(statefile)
check(err)
defer stateDb.Close()
var starkBlocks map[uint64]struct{}
if starkBlocksFile != "" {
starkBlocks, err = parseStarkBlockFile(starkBlocksFile)
check(err)
}
var preRoot common.Hash
if blockNum == 1 {
_, _, _, err = core.SetupGenesisBlock(stateDb, core.DefaultGenesisBlock(), writeHistory, true /* overwrite */)
check(err)
genesisBlock, _, _, err1 := core.DefaultGenesisBlock().ToBlock(nil, writeHistory)
check(err1)
preRoot = genesisBlock.Header().Root
}
chainConfig := params.MainnetChainConfig
vmConfig := vm.Config{}
engine := ethash.NewFullFaker()
if blockNum > 1 {
if errBc := blockProvider.FastFwd(blockNum - 1); errBc != nil {
check(errBc)
}
block, errBc := blockProvider.NextBlock()
check(errBc)
fmt.Printf("Block number: %d\n", blockNum-1)
fmt.Printf("Block root hash: %x\n", block.Root())
preRoot = block.Root()
if verifySnapshot {
fmt.Println("Verifying snapshot..")
checkRoots(stateDb, preRoot, blockNum-1)
fmt.Println("Verifying snapshot... OK")
}
}
batch := stateDb.NewBatch()
defer func() {
if _, err = batch.Commit(); err != nil {
fmt.Printf("Failed to commit batch: %v\n", err)
}
}()
tds := state.NewTrieDbState(preRoot, batch, blockNum-1)
tds.SetResolveReads(false)
tds.SetNoHistory(!writeHistory)
interrupt := false
var blockWitness []byte
var bw *trie.Witness
processed := 0
blockProcessingStartTime := time.Now()
defer func() { fmt.Printf("stoppped at block number: %d\n", blockNum) }()
var witnessDBWriter *WitnessDBWriter
var witnessDBReader *WitnessDBReader
if useStatelessResolver && witnessDatabasePath == "" {
panic("to use stateless resolver, set the witness DB path")
}
if witnessDatabasePath != "" {
var db ethdb.Database
db, err = createDb(witnessDatabasePath)
check(err)
defer db.Close()
if useStatelessResolver {
witnessDBReader = NewWitnessDBReader(db)
fmt.Printf("Will use the stateless resolver with DB: %s\n", witnessDatabasePath)
} else {
statsFilePath := fmt.Sprintf("%v.stats.csv", witnessDatabasePath)
var file *os.File
file, err = os.OpenFile(statsFilePath, os.O_RDWR|os.O_CREATE, os.ModePerm)
check(err)
defer file.Close()
statsFileCsv := csv.NewWriter(file)
defer statsFileCsv.Flush()
witnessDBWriter, err = NewWitnessDBWriter(db, statsFileCsv)
check(err)
fmt.Printf("witnesses will be stored to a db at path: %s\n\tstats: %s\n", witnessDatabasePath, statsFilePath)
}
}
err = blockProvider.FastFwd(blockNum)
check(err)
for !interrupt {
select {
case <-ctx.Done():
panic(ctx.Err())
default:
}
trace := blockNum == 50492 // false // blockNum == 545080
tds.SetResolveReads(blockNum >= witnessThreshold)
block, err := blockProvider.NextBlock()
check(err)
if block == nil {
break
}
if block.NumberU64() != blockNum {
check(fmt.Errorf("block number mismatch (want=%v got=%v)", blockNum, block.NumberU64()))
}
execStart := time.Now()
statedb := state.New(tds)
gp := new(core.GasPool).AddGas(block.GasLimit())
usedGas := new(uint64)
header := block.Header()
tds.StartNewBuffer()
var receipts types.Receipts
if chainConfig.DAOForkSupport && chainConfig.DAOForkBlock != nil && chainConfig.DAOForkBlock.Cmp(block.Number()) == 0 {
misc.ApplyDAOHardFork(statedb)
}
for i, tx := range block.Transactions() {
statedb.Prepare(tx.Hash(), block.Hash(), i)
var receipt *types.Receipt
receipt, err = core.ApplyTransaction(chainConfig, blockProvider, nil, gp, statedb, tds.TrieStateWriter(), header, tx, usedGas, vmConfig)
if err != nil {
fmt.Printf("tx %x failed: %v\n", tx.Hash(), err)
return
}
if !chainConfig.IsByzantium(header.Number) {
tds.StartNewBuffer()
}
receipts = append(receipts, receipt)
}
// Finalize the block, applying any consensus engine specific extras (e.g. block rewards)
if _, err = engine.FinalizeAndAssemble(chainConfig, header, statedb, block.Transactions(), block.Uncles(), receipts); err != nil {
fmt.Printf("Finalize of block %d failed: %v\n", blockNum, err)
return
}
execTime1 := time.Since(execStart)
execStart = time.Now()
ctx := chainConfig.WithEIPsFlags(ctx, header.Number)
if err := statedb.FinalizeTx(ctx, tds.TrieStateWriter()); err != nil {
fmt.Printf("FinalizeTx of block %d failed: %v\n", blockNum, err)
return
}
if witnessDBReader != nil {
tds.SetBlockNr(blockNum)
err = tds.ResolveStateTrieStateless(witnessDBReader)
if err != nil {
fmt.Printf("Failed to statelessly resolve state trie: %v\n", err)
return
}
} else {
var resolveWitnesses []*trie.Witness
if resolveWitnesses, err = tds.ResolveStateTrie(witnessDBWriter != nil, false); err != nil {
fmt.Printf("Failed to resolve state trie: %v\n", err)
return
}
if len(resolveWitnesses) > 0 {
witnessDBWriter.MustUpsert(blockNum, uint32(state.MaxTrieCacheSize), resolveWitnesses)
}
}
execTime2 := time.Since(execStart)
blockWitness = nil
if blockNum >= witnessThreshold {
// Witness has to be extracted before the state trie is modified
var blockWitnessStats *trie.BlockWitnessStats
bw, err = tds.ExtractWitness(trace, binary /* is binary */)
if err != nil {
fmt.Printf("error extracting witness for block %d: %v\n", blockNum, err)
return
}
var buf bytes.Buffer
blockWitnessStats, err = bw.WriteTo(&buf)
if err != nil {
fmt.Printf("error extracting witness for block %d: %v\n", blockNum, err)
return
}
blockWitness = buf.Bytes()
err = stats.AddRow(blockNum, blockWitnessStats)
check(err)
}
finalRootFail := false
execStart = time.Now()
if blockNum >= witnessThreshold && blockWitness != nil { // blockWitness == nil means the extraction fails
var s *state.Stateless
var w *trie.Witness
w, err = trie.NewWitnessFromReader(bytes.NewReader(blockWitness), false)
bw.WriteDiff(w, os.Stdout)
if err != nil {
fmt.Printf("error deserializing witness for block %d: %v\n", blockNum, err)
return
}
if _, ok := starkBlocks[blockNum-1]; ok {
err = starkData(w, starkStatsBase, blockNum-1)
check(err)
}
s, err = state.NewStateless(preRoot, w, blockNum-1, trace, binary /* is binary */)
if err != nil {
fmt.Printf("Error making stateless2 for block %d: %v\n", blockNum, err)
filename := fmt.Sprintf("right_%d.txt", blockNum-1)
f, err1 := os.Create(filename)
if err1 == nil {
defer f.Close()
tds.PrintTrie(f)
}
return
}
if _, ok := starkBlocks[blockNum-1]; ok {
err = statePicture(s.GetTrie(), blockNum-1)
check(err)
}
ibs := state.New(s)
ibs.SetTrace(trace)
s.SetBlockNr(blockNum)
if _, err = runBlock(ibs, s, s, chainConfig, blockProvider, block); err != nil {
fmt.Printf("Error running block %d through stateless2: %v\n", blockNum, err)
finalRootFail = true
} else if !binary {
if err = s.CheckRoot(header.Root); err != nil {
fmt.Printf("Wrong block hash %x in block %d\n", block.Hash(), blockNum)
finalRootFail = true
}
}
}
execTime3 := time.Since(execStart)
execStart = time.Now()
var preCalculatedRoot common.Hash
if tryPreRoot {
preCalculatedRoot, err = tds.CalcTrieRoots(blockNum == 1)
if err != nil {
fmt.Printf("failed to calculate preRoot for block %d: %v\n", blockNum, err)
return
}
}
execTime4 := time.Since(execStart)
execStart = time.Now()
roots, err := tds.UpdateStateTrie()
if err != nil {
fmt.Printf("failed to calculate IntermediateRoot: %v\n", err)
return
}
execTime5 := time.Since(execStart)
if tryPreRoot && tds.LastRoot() != preCalculatedRoot {
filename := fmt.Sprintf("right_%d.txt", blockNum)
f, err1 := os.Create(filename)
if err1 == nil {
defer f.Close()
tds.PrintTrie(f)
}
fmt.Printf("block %d, preCalculatedRoot %x != lastRoot %x\n", blockNum, preCalculatedRoot, tds.LastRoot())
return
}
if finalRootFail {
filename := fmt.Sprintf("right_%d.txt", blockNum)
f, err1 := os.Create(filename)
if err1 == nil {
defer f.Close()
tds.PrintTrie(f)
}
return
}
if !chainConfig.IsByzantium(header.Number) {
for i, receipt := range receipts {
receipt.PostState = roots[i].Bytes()
}
}
nextRoot := roots[len(roots)-1]
if nextRoot != block.Root() {
fmt.Printf("Root hash does not match for block %d, expected %x, was %x\n", blockNum, block.Root(), nextRoot)
return
}
tds.SetBlockNr(blockNum)
blockWriter := tds.DbStateWriter()
err = statedb.CommitBlock(ctx, blockWriter)
if err != nil {
fmt.Printf("Committing block %d failed: %v", blockNum, err)
return
}
if writeHistory {
if err = blockWriter.WriteChangeSets(); err != nil {
fmt.Printf("Writing changesets for block %d failed: %v", blockNum, err)
return
}
if err = blockWriter.WriteHistory(); err != nil {
fmt.Printf("Writing history for block %d failed: %v", blockNum, err)
return
}
}
willSnapshot := interval > 0 && blockNum > 0 && blockNum >= ignoreOlderThan && blockNum%interval == 0
if batch.BatchSize() >= 100000 || willSnapshot {
if _, err := batch.Commit(); err != nil {
fmt.Printf("Failed to commit batch: %v\n", err)
return
}
tds.EvictTries(false)
}
if willSnapshot {
// Snapshots of the state will be written to the same directory as the state file
fmt.Printf("\nSaving snapshot at block %d, hash %x\n", blockNum, block.Root())
saveSnapshot(stateDb, fmt.Sprintf("%s_%d", statefile, blockNum), createDb)
}
preRoot = header.Root
blockNum++
processed++
if blockNum%1000 == 0 {
// overwrite terminal line, if no snapshot was made and not the first line
if blockNum > 0 && !willSnapshot {
fmt.Printf("\r")
}
secondsSinceStart := time.Since(blockProcessingStartTime) / time.Second
if secondsSinceStart < 1 {
secondsSinceStart = 1
}
blocksPerSecond := float64(processed) / float64(secondsSinceStart)
fmt.Printf("Processed %d blocks (%v blocks/sec)", blockNum, blocksPerSecond)
}
fmt.Fprintf(timeF, "%d,%d,%d,%d,%d,%d\n", blockNum,
execTime1.Nanoseconds(),
execTime2.Nanoseconds(),
execTime3.Nanoseconds(),
execTime4.Nanoseconds(),
execTime5.Nanoseconds())
// Check for interrupts
select {
case interrupt = <-interruptCh:
fmt.Println("interrupted, please wait for cleanup...")
default:
}
}
fmt.Printf("Processed %d blocks\n", blockNum)
fmt.Printf("Next time specify --block %d\n", blockNum)
fmt.Printf("Stateless client analysis took %s\n", time.Since(startTime))
}