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state_root.go
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/
state_root.go
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package commands
import (
"context"
"errors"
"fmt"
"os"
"os/signal"
"path/filepath"
"syscall"
chain2 "github.com/nebojsa94/erigon/erigon-lib/chain"
libcommon "github.com/nebojsa94/erigon/erigon-lib/common"
datadir2 "github.com/nebojsa94/erigon/erigon-lib/common/datadir"
"github.com/nebojsa94/erigon/erigon-lib/kv"
"github.com/nebojsa94/erigon/erigon-lib/kv/kvcfg"
kv2 "github.com/nebojsa94/erigon/erigon-lib/kv/mdbx"
"github.com/nebojsa94/erigon/core"
"github.com/nebojsa94/erigon/core/rawdb/blockio"
"github.com/nebojsa94/erigon/eth/ethconfig"
"github.com/nebojsa94/erigon/turbo/services"
"github.com/nebojsa94/erigon/turbo/snapshotsync/freezeblocks"
"github.com/ledgerwatch/log/v3"
"github.com/spf13/cobra"
"github.com/nebojsa94/erigon/consensus/ethash"
"github.com/nebojsa94/erigon/core/state"
"github.com/nebojsa94/erigon/core/types"
"github.com/nebojsa94/erigon/core/vm"
"github.com/nebojsa94/erigon/eth/stagedsync"
"github.com/nebojsa94/erigon/turbo/debug"
"github.com/nebojsa94/erigon/turbo/trie"
)
func init() {
withBlock(stateRootCmd)
withDataDir(stateRootCmd)
rootCmd.AddCommand(stateRootCmd)
}
var stateRootCmd = &cobra.Command{
Use: "stateroot",
Short: "Exerimental command to re-execute blocks from beginning and compute state root",
RunE: func(cmd *cobra.Command, args []string) error {
logger := debug.SetupCobra(cmd, "stateroot")
return StateRoot(cmd.Context(), genesis, block, datadirCli, logger)
},
}
func blocksIO(db kv.RoDB) (services.FullBlockReader, *blockio.BlockWriter) {
var histV3 bool
if err := db.View(context.Background(), func(tx kv.Tx) error {
histV3, _ = kvcfg.HistoryV3.Enabled(tx)
return nil
}); err != nil {
panic(err)
}
br := freezeblocks.NewBlockReader(freezeblocks.NewRoSnapshots(ethconfig.BlocksFreezing{Enabled: false}, "", log.New()), nil /* BorSnapshots */)
bw := blockio.NewBlockWriter(histV3)
return br, bw
}
func StateRoot(ctx context.Context, genesis *types.Genesis, blockNum uint64, datadir string, logger log.Logger) error {
sigs := make(chan os.Signal, 1)
interruptCh := make(chan bool, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
go func() {
<-sigs
interruptCh <- true
}()
dirs := datadir2.New(datadir)
historyDb, err := kv2.NewMDBX(logger).Path(dirs.Chaindata).Open(ctx)
if err != nil {
return err
}
defer historyDb.Close()
historyTx, err1 := historyDb.BeginRo(ctx)
if err1 != nil {
return err1
}
defer historyTx.Rollback()
stateDbPath := filepath.Join(datadir, "staterootdb")
if _, err = os.Stat(stateDbPath); err != nil {
if !errors.Is(err, os.ErrNotExist) {
return err
}
} else if err = os.RemoveAll(stateDbPath); err != nil {
return err
}
db, err2 := kv2.NewMDBX(logger).Path(stateDbPath).Open(ctx)
if err2 != nil {
return err2
}
defer db.Close()
blockReader, _ := blocksIO(db)
chainConfig := genesis.Config
vmConfig := vm.Config{}
noOpWriter := state.NewNoopWriter()
interrupt := false
block := uint64(0)
var rwTx kv.RwTx
defer func() {
rwTx.Rollback()
}()
if rwTx, err = db.BeginRw(ctx); err != nil {
return err
}
_, genesisIbs, err4 := core.GenesisToBlock(genesis, "")
if err4 != nil {
return err4
}
w := state.NewPlainStateWriter(rwTx, nil, 0)
if err = genesisIbs.CommitBlock(&chain2.Rules{}, w); err != nil {
return fmt.Errorf("cannot write state: %w", err)
}
if err = rwTx.Commit(); err != nil {
return err
}
var tx kv.Tx
defer func() {
if tx != nil {
tx.Rollback()
}
}()
for !interrupt {
block++
if block >= blockNum {
break
}
var b *types.Block
b, err = blockReader.BlockByNumber(ctx, historyTx, block)
if err != nil {
return err
}
if b == nil {
break
}
if tx, err = db.BeginRo(ctx); err != nil {
return err
}
if rwTx, err = db.BeginRw(ctx); err != nil {
return err
}
w = state.NewPlainStateWriter(rwTx, nil, block)
r := state.NewPlainStateReader(tx)
intraBlockState := state.New(r)
getHeader := func(hash libcommon.Hash, number uint64) *types.Header {
h, _ := blockReader.Header(ctx, historyTx, hash, number)
return h
}
if _, err = runBlock(ethash.NewFullFaker(), intraBlockState, noOpWriter, w, chainConfig, getHeader, b, vmConfig, false, logger); err != nil {
return fmt.Errorf("block %d: %w", block, err)
}
if block+1 == blockNum {
if err = rwTx.ClearBucket(kv.HashedAccounts); err != nil {
return err
}
if err = rwTx.ClearBucket(kv.HashedStorage); err != nil {
return err
}
if err = stagedsync.PromoteHashedStateCleanly("hashedstate", rwTx, stagedsync.StageHashStateCfg(nil, dirs, false), ctx, logger); err != nil {
return err
}
var root libcommon.Hash
root, err = trie.CalcRoot("genesis", rwTx)
if err != nil {
return err
}
fmt.Printf("root for block %d=[%x]\n", block, root)
}
if block%1000 == 0 {
logger.Info("Processed", "blocks", block)
}
// Check for interrupts
select {
case interrupt = <-interruptCh:
fmt.Println("interrupted, please wait for cleanup...")
default:
}
tx.Rollback()
if err = rwTx.Commit(); err != nil {
return err
}
}
return nil
}