The core protocol of WoopChain
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woop/cmd/harmony/dumpdb.go

425 lines
12 KiB

package main
import (
"fmt"
"math/big"
"os"
"time"
lru "github.com/hashicorp/golang-lru"
"github.com/spf13/cobra"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
"github.com/harmony-one/harmony/block"
"github.com/harmony-one/harmony/core/rawdb"
"github.com/harmony-one/harmony/core/state"
"github.com/harmony-one/harmony/core/types"
"github.com/harmony-one/harmony/hmy"
"github.com/harmony-one/harmony/internal/cli"
"github.com/harmony-one/harmony/shard"
nodeconfig "github.com/harmony-one/harmony/internal/configs/node"
shardingconfig "github.com/harmony-one/harmony/internal/configs/sharding"
)
var snapdbInfo = rawdb.SnapdbInfo{}
var batchFlag = cli.IntFlag{
Name: "batch",
Shorthand: "b",
Usage: "batch size limit in MB",
DefValue: 512,
}
var dumpDBCmd = &cobra.Command{
Use: "dumpdb srcdb destdb",
Short: "dump a snapshot db.",
Long: "dump a snapshot db.",
Example: "harmony dumpdb /srcDir/harmony_db_0 /destDir/harmony_db_0",
Args: cobra.RangeArgs(2, 6),
Run: func(cmd *cobra.Command, args []string) {
srcDBDir, destDBDir := args[0], args[1]
batchLimitMB := cli.GetIntFlagValue(cmd, batchFlag)
networkType := getNetworkType(cmd)
shardSchedule = getShardSchedule(networkType)
if shardSchedule == nil {
fmt.Println("unsupported network type")
os.Exit(-1)
}
snapdbInfo.NetworkType = networkType
fmt.Println(srcDBDir, destDBDir, batchLimitMB)
dumpMain(srcDBDir, destDBDir, batchLimitMB*MB)
os.Exit(0)
},
}
func getShardSchedule(networkType nodeconfig.NetworkType) shardingconfig.Schedule {
switch networkType {
case nodeconfig.Mainnet:
return shardingconfig.MainnetSchedule
case nodeconfig.Testnet:
return shardingconfig.TestnetSchedule
case nodeconfig.Pangaea:
return shardingconfig.PangaeaSchedule
case nodeconfig.Localnet:
return shardingconfig.LocalnetSchedule
case nodeconfig.Partner:
return shardingconfig.PartnerSchedule
case nodeconfig.Stressnet:
return shardingconfig.StressNetSchedule
}
return nil
}
func registerDumpDBFlags() error {
return cli.RegisterFlags(dumpDBCmd, []cli.Flag{batchFlag, networkTypeFlag})
}
type KakashiDB struct {
ethdb.Database
toDB ethdb.Database
toDBBatch ethdb.Batch
batchLimit int
cache *lru.Cache
}
func (db *KakashiDB) GetCanonicalHash(number uint64) common.Hash {
return rawdb.ReadCanonicalHash(db, number)
}
func (db *KakashiDB) ChainDb() ethdb.Database {
return db
}
const (
MB = 1024 * 1024
BLOCKS_DUMP = 512 // must >= 256
EPOCHS_DUMP = 10
STATEDB_CACHE_SIZE = 64 // size in MB
LEVELDB_CACHE_SIZE = 256
LEVELDB_HANDLES = 1024
LRU_CACHE_SIZE = 512
)
const (
NONE = iota
ON_ACCOUNT_START
ON_ACCOUNT_STATE
ON_ACCOUNT_END
)
var (
printSize = uint64(0) // last print dump size
flushedSize = uint64(0) // size flushed into db
lastAccount = state.DumpAccount{
Address: &common.Address{},
}
accountState = NONE
emptyHash = common.Hash{}
shardSchedule shardingconfig.Schedule // init by cli flag
)
func dumpPrint(prefix string, showAccount bool) {
if snapdbInfo.DumpedSize-printSize > MB || showAccount {
now := time.Now().Unix()
fmt.Println(now, prefix, snapdbInfo.AccountCount, snapdbInfo.DumpedSize/MB, printSize/MB, flushedSize/MB)
if showAccount {
fmt.Println("account:", lastAccount.Address.Hex(), lastAccount.Balance, len(lastAccount.Code), accountState, lastAccount.SecureKey.String(), snapdbInfo.LastAccountStateKey.String())
}
printSize = snapdbInfo.DumpedSize
}
}
func (db *KakashiDB) Get(key []byte) ([]byte, error) {
value, err := db.Database.Get(key)
if exist, _ := db.cache.ContainsOrAdd(string(key), nil); !exist {
db.copyKV(key, value)
}
return value, err
}
func (db *KakashiDB) Put(key []byte, value []byte) error {
return nil
}
// Delete removes the key from the key-value data store.
func (db *KakashiDB) Delete(key []byte) error {
return nil
}
// copy key,value to toDB
func (db *KakashiDB) copyKV(key, value []byte) {
db.toDBBatch.Put(key, value)
snapdbInfo.DumpedSize += uint64(len(key) + len(value))
dumpPrint("copyKV", false)
}
func (db *KakashiDB) flush() {
dumpPrint("KakashiDB batch writhing", true)
if err := rawdb.WriteSnapdbInfo(db.toDBBatch, &snapdbInfo); err != nil {
panic(err)
}
db.toDBBatch.Write()
db.toDBBatch.Reset()
flushedSize = snapdbInfo.DumpedSize
}
func (db *KakashiDB) Close() error {
db.toDBBatch.Reset() // drop dirty cache
fmt.Println("KakashiDB Close")
db.toDB.Close()
return db.Database.Close()
}
func (db *KakashiDB) OnRoot(common.Hash) {}
func (db *KakashiDB) OnAccount(common.Address, state.DumpAccount) {}
// OnAccount implements DumpCollector interface
func (db *KakashiDB) OnAccountStart(addr common.Address, acc state.DumpAccount) {
accountState = ON_ACCOUNT_START
lastAccount = acc
lastAccount.Address = &addr
snapdbInfo.LastAccountKey = acc.SecureKey
}
// OnAccount implements DumpCollector interface
func (db *KakashiDB) OnAccountState(addr common.Address, StateSecureKey hexutil.Bytes, key, value []byte) {
accountState = ON_ACCOUNT_STATE
snapdbInfo.LastAccountStateKey = StateSecureKey
if snapdbInfo.DumpedSize-flushedSize > uint64(db.batchLimit) {
db.flush()
}
}
// OnAccount implements DumpCollector interface
func (db *KakashiDB) OnAccountEnd(addr common.Address, acc state.DumpAccount) {
snapdbInfo.AccountCount++
accountState = ON_ACCOUNT_END
if snapdbInfo.DumpedSize-flushedSize > uint64(db.batchLimit) {
db.flush()
}
}
func (db *KakashiDB) getHashByNumber(number uint64) common.Hash {
hash := rawdb.ReadCanonicalHash(db, number)
return hash
}
func (db *KakashiDB) GetHeaderByNumber(number uint64) *block.Header {
hash := db.getHashByNumber(number)
if hash == (common.Hash{}) {
return nil
}
return db.GetHeader(hash, number)
}
func (db *KakashiDB) GetHeader(hash common.Hash, number uint64) *block.Header {
header := rawdb.ReadHeader(db, hash, number)
return header
}
func (db *KakashiDB) GetHeaderByHash(hash common.Hash) *block.Header {
number := rawdb.ReadHeaderNumber(db, hash)
return rawdb.ReadHeader(db, hash, *number)
}
// GetBlock retrieves a block from the database by hash and number
func (db *KakashiDB) GetBlock(hash common.Hash, number uint64) *types.Block {
block := rawdb.ReadBlock(db, hash, number)
return block
}
// GetBlockNumber retrieves the block number belonging to the given hash
// from the database
func (db *KakashiDB) GetBlockNumber(hash common.Hash) *uint64 {
return rawdb.ReadHeaderNumber(db, hash)
}
// GetBlockByHash retrieves a block from the database by hash
func (db *KakashiDB) GetBlockByHash(hash common.Hash) *types.Block {
number := db.GetBlockNumber(hash)
return db.GetBlock(hash, *number)
}
// GetBlockByNumber retrieves a block from the database by number
func (db *KakashiDB) GetBlockByNumber(number uint64) *types.Block {
hash := rawdb.ReadCanonicalHash(db, number)
return db.GetBlock(hash, number)
}
func (db *KakashiDB) indexerDataDump(block *types.Block) {
fmt.Println("indexerDataDump:")
bloomIndexer := hmy.NewBloomIndexer(db, params.BloomBitsBlocks, params.BloomConfirms)
bloomIndexer.Close() // just stop event loop
section, blkno, blkhash := bloomIndexer.Sections()
bloomIndexer.AddCheckpoint(section-1, blkhash)
for i := blkno; i <= block.NumberU64(); i++ {
db.GetHeaderByNumber(i)
}
snapdbInfo.IndexerDataDumped = true
db.flush()
}
func (db *KakashiDB) offchainDataDump(block *types.Block) {
fmt.Println("offchainDataDump:")
rawdb.WriteHeadBlockHash(db.toDBBatch, block.Hash())
rawdb.WriteHeadHeaderHash(db.toDBBatch, block.Hash())
db.GetHeaderByNumber(0)
db.GetBlockByNumber(0)
db.GetHeaderByHash(block.Hash())
// EVM may access the last 256 block hash
for i := 0; i <= BLOCKS_DUMP; i++ {
if block.NumberU64() < uint64(i) {
break
}
latestNumber := block.NumberU64() - uint64(i)
latestBlock := db.GetBlockByNumber(latestNumber)
db.GetBlockByHash(latestBlock.Hash())
header := db.GetHeaderByHash(latestBlock.Hash())
db.GetBlockByHash(latestBlock.Hash())
rawdb.ReadBlockRewardAccumulator(db, latestNumber)
rawdb.ReadBlockCommitSig(db, latestNumber)
// for each header, read (and write) the cross links in it
if block.ShardID() == shard.BeaconChainShardID {
crossLinks := &types.CrossLinks{}
if err := rlp.DecodeBytes(header.CrossLinks(), crossLinks); err == nil {
for _, cl := range *crossLinks {
rawdb.ReadCrossLinkShardBlock(db, cl.ShardID(), cl.BlockNum())
}
}
}
}
headEpoch := block.Epoch()
epochInstance := shardSchedule.InstanceForEpoch(headEpoch)
for shard := 0; shard < int(epochInstance.NumShards()); shard++ {
rawdb.ReadShardLastCrossLink(db, uint32(shard))
}
rawdb.IteratorValidatorStats(db, func(it ethdb.Iterator, addr common.Address) bool {
db.copyKV(it.Key(), it.Value())
return true
})
rawdb.ReadPendingCrossLinks(db)
rawdb.IteratorDelegatorDelegations(db, func(it ethdb.Iterator, delegator common.Address) bool {
db.copyKV(it.Key(), it.Value())
return true
})
for i := 0; i < EPOCHS_DUMP; i++ {
epoch := new(big.Int).Sub(headEpoch, big.NewInt(int64(i)))
if epoch.Sign() < 0 {
break
}
rawdb.ReadShardState(db, epoch)
rawdb.ReadEpochBlockNumber(db, epoch)
rawdb.ReadEpochVrfBlockNums(db, epoch)
rawdb.ReadEpochVdfBlockNum(db, epoch)
var validators []common.Address
rawdb.IteratorValidatorSnapshot(db, func(addr common.Address, _epoch *big.Int) bool {
if _epoch.Cmp(epoch) == 0 {
validator, err := rawdb.ReadValidatorSnapshot(db, addr, epoch)
if err != nil {
panic(err)
}
validators = append(validators, validator.Validator.Address)
}
return true
})
if i == 0 {
rawdb.ReadValidatorList(db)
}
}
rawdb.IteratorCXReceiptsProofSpent(db, func(it ethdb.Iterator, shardID uint32, number uint64) bool {
db.copyKV(it.Key(), it.Value())
return true
})
snapdbInfo.OffchainDataDumped = true
db.flush()
}
func (db *KakashiDB) stateDataDump(block *types.Block) {
fmt.Println("stateDataDump:", snapdbInfo.LastAccountKey.String(), snapdbInfo.LastAccountStateKey.String())
stateDB0 := state.NewDatabaseWithCache(db, STATEDB_CACHE_SIZE)
rootHash := block.Root()
stateDB, err := state.New(rootHash, stateDB0, nil)
if err != nil {
panic(err)
}
config := new(state.DumpConfig)
config.Start = snapdbInfo.LastAccountKey
if len(snapdbInfo.LastAccountStateKey) > 0 {
stateKey := new(big.Int).SetBytes(snapdbInfo.LastAccountStateKey)
stateKey.Add(stateKey, big.NewInt(1))
config.Start = stateKey.Bytes()
if len(config.Start) != len(snapdbInfo.LastAccountStateKey) {
panic("statekey overflow")
}
}
stateDB.DumpToCollector(db, config)
snapdbInfo.StateDataDumped = true
db.flush()
}
func dumpMain(srcDBDir, destDBDir string, batchLimit int) {
fmt.Println("===dumpMain===")
srcDB, err := rawdb.NewLevelDBDatabase(srcDBDir, LEVELDB_CACHE_SIZE, LEVELDB_HANDLES, "", false)
if err != nil {
fmt.Println("open src db error:", err)
os.Exit(-1)
}
destDB, err := rawdb.NewLevelDBDatabase(destDBDir, LEVELDB_CACHE_SIZE, LEVELDB_HANDLES, "", false)
if err != nil {
fmt.Println("open dest db error:", err)
os.Exit(-1)
}
if lastSnapdbInfo := rawdb.ReadSnapdbInfo(destDB); lastSnapdbInfo != nil {
if lastSnapdbInfo.NetworkType != snapdbInfo.NetworkType {
fmt.Printf("different network type! last:%s cmd:%s\n", lastSnapdbInfo.NetworkType, snapdbInfo.NetworkType)
os.Exit(-1)
}
snapdbInfo = *lastSnapdbInfo
flushedSize = snapdbInfo.DumpedSize
printSize = flushedSize
}
headHash := rawdb.ReadHeadBlockHash(srcDB)
headNumber := rawdb.ReadHeaderNumber(srcDB, headHash)
block := rawdb.ReadBlock(srcDB, headHash, *headNumber)
if block == nil || block.Hash() == emptyHash {
fmt.Println("empty head block")
os.Exit(-1)
}
if snapdbInfo.BlockHeader == nil {
snapdbInfo.BlockHeader = block.Header()
}
if snapdbInfo.BlockHeader.Hash() != block.Hash() {
fmt.Printf("head block does not match! src: %s dest: %x\n", block.Hash().String(), snapdbInfo.BlockHeader.Hash().String())
os.Exit(-1)
}
fmt.Println("head-block:", block.Header().Number(), block.Hash().Hex())
fmt.Println("start copying...")
cache, _ := lru.New(LRU_CACHE_SIZE)
copier := &KakashiDB{
Database: srcDB,
toDB: destDB,
toDBBatch: destDB.NewBatch(),
batchLimit: batchLimit,
cache: cache,
}
defer copier.Close()
if !snapdbInfo.OffchainDataDumped {
copier.offchainDataDump(block)
}
if !snapdbInfo.IndexerDataDumped {
copier.indexerDataDump(block)
}
if !snapdbInfo.StateDataDumped {
copier.stateDataDump(block)
}
fmt.Println("Dump completed!")
}