c0afdc9a98
* core: use finalized block as the chain freeze indicator (#28683) * core/rawdb: use max(finality, head-90k) as chain freezing threshold * core: impl multi database for block data * core: fix db inspect total size bug * core: add tips for user who use multi-database * core: adapt some cmd for multi-database * core: adapter blockBlobSidecars * core: fix freezer readHeader bug --------- Co-authored-by: rjl493456442 <garyrong0905@gmail.com>
377 lines
13 KiB
Go
377 lines
13 KiB
Go
// Copyright 2020 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package rawdb
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import (
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"runtime"
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"sync/atomic"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/gopool"
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"github.com/ethereum/go-ethereum/common/prque"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/rlp"
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)
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// InitDatabaseFromFreezer reinitializes an empty database from a previous batch
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// of frozen ancient blocks. The method iterates over all the frozen blocks and
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// injects into the database the block hash->number mappings.
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func InitDatabaseFromFreezer(db ethdb.Database) {
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// If we can't access the freezer or it's empty, abort
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frozen, err := db.ItemAmountInAncient()
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if err != nil || frozen == 0 {
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return
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}
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var (
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batch = db.NewBatch()
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start = time.Now()
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logged = start.Add(-7 * time.Second) // Unindex during import is fast, don't double log
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hash common.Hash
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offset = db.AncientOffSet()
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)
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for i := uint64(0) + offset; i < frozen+offset; i++ {
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// We read 100K hashes at a time, for a total of 3.2M
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count := uint64(100_000)
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if i+count > frozen+offset {
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count = frozen + offset - i
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}
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data, err := db.AncientRange(ChainFreezerHashTable, i, count, 32*count)
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if err != nil {
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log.Crit("Failed to init database from freezer", "err", err)
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}
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for j, h := range data {
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number := i + uint64(j)
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hash = common.BytesToHash(h)
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WriteHeaderNumber(batch, hash, number)
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// If enough data was accumulated in memory or we're at the last block, dump to disk
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if batch.ValueSize() > ethdb.IdealBatchSize {
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if err := batch.Write(); err != nil {
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log.Crit("Failed to write data to db", "err", err)
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}
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batch.Reset()
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}
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}
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i += uint64(len(data))
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// If we've spent too much time already, notify the user of what we're doing
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if time.Since(logged) > 8*time.Second {
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log.Info("Initializing database from freezer", "total", frozen, "number", i, "hash", hash, "elapsed", common.PrettyDuration(time.Since(start)))
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logged = time.Now()
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}
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}
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if err := batch.Write(); err != nil {
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log.Crit("Failed to write data to db", "err", err)
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}
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batch.Reset()
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WriteHeadHeaderHash(db.BlockStore(), hash)
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WriteHeadFastBlockHash(db, hash)
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log.Info("Initialized database from freezer", "blocks", frozen, "elapsed", common.PrettyDuration(time.Since(start)))
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}
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type blockTxHashes struct {
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number uint64
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hashes []common.Hash
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}
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// iterateTransactions iterates over all transactions in the (canon) block
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// number(s) given, and yields the hashes on a channel. If there is a signal
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// received from interrupt channel, the iteration will be aborted and result
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// channel will be closed.
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func iterateTransactions(db ethdb.Database, from uint64, to uint64, reverse bool, interrupt chan struct{}) chan *blockTxHashes {
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// One thread sequentially reads data from db
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type numberRlp struct {
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number uint64
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rlp rlp.RawValue
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}
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if offset := db.AncientOffSet(); offset > from {
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from = offset
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}
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if to <= from {
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return nil
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}
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threads := to - from
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if cpus := runtime.NumCPU(); threads > uint64(cpus) {
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threads = uint64(cpus)
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}
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var (
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rlpCh = make(chan *numberRlp, threads*2) // we send raw rlp over this channel
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hashesCh = make(chan *blockTxHashes, threads*2) // send hashes over hashesCh
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)
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// lookup runs in one instance
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lookup := func() {
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n, end := from, to
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if reverse {
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n, end = to-1, from-1
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}
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defer close(rlpCh)
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for n != end {
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data := ReadCanonicalBodyRLP(db.BlockStore(), n)
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// Feed the block to the aggregator, or abort on interrupt
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select {
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case rlpCh <- &numberRlp{n, data}:
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case <-interrupt:
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return
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}
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if reverse {
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n--
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} else {
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n++
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}
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}
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}
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// process runs in parallel
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var nThreadsAlive atomic.Int32
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nThreadsAlive.Store(int32(threads))
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process := func() {
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defer func() {
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// Last processor closes the result channel
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if nThreadsAlive.Add(-1) == 0 {
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close(hashesCh)
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}
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}()
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for data := range rlpCh {
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var body types.Body
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if err := rlp.DecodeBytes(data.rlp, &body); err != nil {
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log.Warn("Failed to decode block body", "block", data.number, "error", err)
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return
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}
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var hashes []common.Hash
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for _, tx := range body.Transactions {
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hashes = append(hashes, tx.Hash())
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}
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result := &blockTxHashes{
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hashes: hashes,
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number: data.number,
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}
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// Feed the block to the aggregator, or abort on interrupt
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select {
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case hashesCh <- result:
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case <-interrupt:
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return
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}
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}
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}
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go lookup() // start the sequential db accessor
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for i := 0; i < int(threads); i++ {
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gopool.Submit(func() {
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process()
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})
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}
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return hashesCh
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}
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// indexTransactions creates txlookup indices of the specified block range.
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//
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// This function iterates canonical chain in reverse order, it has one main advantage:
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// We can write tx index tail flag periodically even without the whole indexing
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// procedure is finished. So that we can resume indexing procedure next time quickly.
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//
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// There is a passed channel, the whole procedure will be interrupted if any
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// signal received.
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func indexTransactions(db ethdb.Database, from uint64, to uint64, interrupt chan struct{}, hook func(uint64) bool, report bool) {
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// short circuit for invalid range
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if offset := db.AncientOffSet(); offset > from {
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from = offset
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}
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if from >= to {
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return
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}
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var (
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hashesCh = iterateTransactions(db, from, to, true, interrupt)
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batch = db.NewBatch()
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start = time.Now()
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logged = start.Add(-7 * time.Second)
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// Since we iterate in reverse, we expect the first number to come
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// in to be [to-1]. Therefore, setting lastNum to means that the
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// queue gap-evaluation will work correctly
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lastNum = to
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queue = prque.New[int64, *blockTxHashes](nil)
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blocks, txs = 0, 0 // for stats reporting
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)
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for chanDelivery := range hashesCh {
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// Push the delivery into the queue and process contiguous ranges.
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// Since we iterate in reverse, so lower numbers have lower prio, and
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// we can use the number directly as prio marker
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queue.Push(chanDelivery, int64(chanDelivery.number))
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for !queue.Empty() {
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// If the next available item is gapped, return
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if _, priority := queue.Peek(); priority != int64(lastNum-1) {
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break
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}
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// For testing
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if hook != nil && !hook(lastNum-1) {
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break
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}
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// Next block available, pop it off and index it
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delivery := queue.PopItem()
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lastNum = delivery.number
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WriteTxLookupEntries(batch, delivery.number, delivery.hashes)
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blocks++
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txs += len(delivery.hashes)
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// If enough data was accumulated in memory or we're at the last block, dump to disk
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if batch.ValueSize() > ethdb.IdealBatchSize {
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WriteTxIndexTail(batch, lastNum) // Also write the tail here
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if err := batch.Write(); err != nil {
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log.Crit("Failed writing batch to db", "error", err)
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return
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}
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batch.Reset()
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}
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// If we've spent too much time already, notify the user of what we're doing
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if time.Since(logged) > 8*time.Second {
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log.Info("Indexing transactions", "blocks", blocks, "txs", txs, "tail", lastNum, "total", to-from, "elapsed", common.PrettyDuration(time.Since(start)))
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logged = time.Now()
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}
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}
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}
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// Flush the new indexing tail and the last committed data. It can also happen
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// that the last batch is empty because nothing to index, but the tail has to
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// be flushed anyway.
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WriteTxIndexTail(batch, lastNum)
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if err := batch.Write(); err != nil {
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log.Crit("Failed writing batch to db", "error", err)
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return
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}
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logger := log.Debug
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if report {
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logger = log.Info
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}
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select {
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case <-interrupt:
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logger("Transaction indexing interrupted", "blocks", blocks, "txs", txs, "tail", lastNum, "elapsed", common.PrettyDuration(time.Since(start)))
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default:
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logger("Indexed transactions", "blocks", blocks, "txs", txs, "tail", lastNum, "elapsed", common.PrettyDuration(time.Since(start)))
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}
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}
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// IndexTransactions creates txlookup indices of the specified block range. The from
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// is included while to is excluded.
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//
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// This function iterates canonical chain in reverse order, it has one main advantage:
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// We can write tx index tail flag periodically even without the whole indexing
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// procedure is finished. So that we can resume indexing procedure next time quickly.
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//
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// There is a passed channel, the whole procedure will be interrupted if any
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// signal received.
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func IndexTransactions(db ethdb.Database, from uint64, to uint64, interrupt chan struct{}, report bool) {
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indexTransactions(db, from, to, interrupt, nil, report)
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}
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// indexTransactionsForTesting is the internal debug version with an additional hook.
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func indexTransactionsForTesting(db ethdb.Database, from uint64, to uint64, interrupt chan struct{}, hook func(uint64) bool) {
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indexTransactions(db, from, to, interrupt, hook, false)
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}
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// unindexTransactions removes txlookup indices of the specified block range.
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//
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// There is a passed channel, the whole procedure will be interrupted if any
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// signal received.
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func unindexTransactions(db ethdb.Database, from uint64, to uint64, interrupt chan struct{}, hook func(uint64) bool, report bool) {
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// short circuit for invalid range
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if offset := db.AncientOffSet(); offset > from {
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from = offset
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}
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if from >= to {
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return
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}
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var (
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hashesCh = iterateTransactions(db, from, to, false, interrupt)
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batch = db.NewBatch()
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start = time.Now()
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logged = start.Add(-7 * time.Second)
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// we expect the first number to come in to be [from]. Therefore, setting
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// nextNum to from means that the queue gap-evaluation will work correctly
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nextNum = from
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queue = prque.New[int64, *blockTxHashes](nil)
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blocks, txs = 0, 0 // for stats reporting
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)
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// Otherwise spin up the concurrent iterator and unindexer
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for delivery := range hashesCh {
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// Push the delivery into the queue and process contiguous ranges.
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queue.Push(delivery, -int64(delivery.number))
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for !queue.Empty() {
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// If the next available item is gapped, return
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if _, priority := queue.Peek(); -priority != int64(nextNum) {
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break
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}
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// For testing
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if hook != nil && !hook(nextNum) {
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break
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}
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delivery := queue.PopItem()
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nextNum = delivery.number + 1
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DeleteTxLookupEntries(batch, delivery.hashes)
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txs += len(delivery.hashes)
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blocks++
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// If enough data was accumulated in memory or we're at the last block, dump to disk
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// A batch counts the size of deletion as '1', so we need to flush more
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// often than that.
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if blocks%1000 == 0 {
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WriteTxIndexTail(batch, nextNum)
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if err := batch.Write(); err != nil {
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log.Crit("Failed writing batch to db", "error", err)
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return
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}
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batch.Reset()
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}
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// If we've spent too much time already, notify the user of what we're doing
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if time.Since(logged) > 8*time.Second {
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log.Info("Unindexing transactions", "blocks", blocks, "txs", txs, "total", to-from, "elapsed", common.PrettyDuration(time.Since(start)))
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logged = time.Now()
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}
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}
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}
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// Flush the new indexing tail and the last committed data. It can also happen
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// that the last batch is empty because nothing to unindex, but the tail has to
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// be flushed anyway.
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WriteTxIndexTail(batch, nextNum)
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if err := batch.Write(); err != nil {
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log.Crit("Failed writing batch to db", "error", err)
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return
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}
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logger := log.Debug
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if report {
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logger = log.Info
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}
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select {
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case <-interrupt:
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logger("Transaction unindexing interrupted", "blocks", blocks, "txs", txs, "tail", to, "elapsed", common.PrettyDuration(time.Since(start)))
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default:
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logger("Unindexed transactions", "blocks", blocks, "txs", txs, "tail", to, "elapsed", common.PrettyDuration(time.Since(start)))
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}
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}
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// UnindexTransactions removes txlookup indices of the specified block range.
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// The from is included while to is excluded.
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//
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// There is a passed channel, the whole procedure will be interrupted if any
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// signal received.
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func UnindexTransactions(db ethdb.Database, from uint64, to uint64, interrupt chan struct{}, report bool) {
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unindexTransactions(db, from, to, interrupt, nil, report)
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}
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// unindexTransactionsForTesting is the internal debug version with an additional hook.
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func unindexTransactionsForTesting(db ethdb.Database, from uint64, to uint64, interrupt chan struct{}, hook func(uint64) bool) {
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unindexTransactions(db, from, to, interrupt, hook, false)
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}
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