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Patch for concurrent iterator & others (onto v1.11.6) #386

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roysc wants to merge 1565 commits from v1.11.6-statediff-v5 into master
pull from: v1.11.6-statediff-v5
merge into: cerc-io:master
Conversation 0 Commits 1565 Files Changed 1471 +127 -84
6 changed files with 127 additions and 84 deletions
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Showing only changes of commit 9d76a9b94f - Show all commits

2
cmd/evm/internal/t8ntool/execution.go
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@ -268,7 +268,7 @@ func (pre *Prestate) Apply(vmConfig vm.Config, chainConfig *params.ChainConfig,
}
func MakePreState(db ethdb.Database, accounts core.GenesisAlloc) *state.StateDB {
sdb := state.NewDatabase(db)
sdb := state.NewDatabaseWithConfig(db, &trie.Config{Preimages: true})
statedb, _ := state.New(common.Hash{}, sdb, nil)
for addr, a := range accounts {
statedb.SetCode(addr, a.Code)

3
core/state/state_test.go
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@ -25,6 +25,7 @@ import (
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/trie"
)
type stateTest struct {
@ -40,7 +41,7 @@ func newStateTest() *stateTest {
func TestDump(t *testing.T) {
db := rawdb.NewMemoryDatabase()
sdb, _ := New(common.Hash{}, NewDatabaseWithConfig(db, nil), nil)
sdb, _ := New(common.Hash{}, NewDatabaseWithConfig(db, &trie.Config{Preimages: true}), nil)
s := &stateTest{db: db, state: sdb}
// generate a few entries

3
eth/api_test.go
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@ -29,6 +29,7 @@ import (
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/trie"
)
var dumper = spew.ConfigState{Indent: " "}
@ -66,7 +67,7 @@ func TestAccountRange(t *testing.T) {
t.Parallel()
var (
statedb = state.NewDatabaseWithConfig(rawdb.NewMemoryDatabase(), nil)
statedb = state.NewDatabaseWithConfig(rawdb.NewMemoryDatabase(), &trie.Config{Preimages: true})
state, _ = state.New(common.Hash{}, statedb, nil)
addrs = [AccountRangeMaxResults * 2]common.Address{}
m = map[common.Address]bool{}

87
trie/database.go
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@ -74,8 +74,6 @@ type Database struct {
oldest common.Hash // Oldest tracked node, flush-list head
newest common.Hash // Newest tracked node, flush-list tail
preimages map[common.Hash][]byte // Preimages of nodes from the secure trie
gctime time.Duration // Time spent on garbage collection since last commit
gcnodes uint64 // Nodes garbage collected since last commit
gcsize common.StorageSize // Data storage garbage collected since last commit
@ -86,7 +84,7 @@ type Database struct {
dirtiesSize common.StorageSize // Storage size of the dirty node cache (exc. metadata)
childrenSize common.StorageSize // Storage size of the external children tracking
preimagesSize common.StorageSize // Storage size of the preimages cache
preimages *preimageStore // The store for caching preimages
lock sync.RWMutex
}
@ -287,15 +285,17 @@ func NewDatabaseWithConfig(diskdb ethdb.KeyValueStore, config *Config) *Database
cleans = fastcache.LoadFromFileOrNew(config.Journal, config.Cache*1024*1024)
}
}
var preimage *preimageStore
if config != nil && config.Preimages {
preimage = newPreimageStore(diskdb)
}
db := &Database{
diskdb: diskdb,
cleans: cleans,
dirties: map[common.Hash]*cachedNode{{}: {
children: make(map[common.Hash]uint16),
}},
}
if config == nil || config.Preimages { // TODO(karalabe): Flip to default off in the future
db.preimages = make(map[common.Hash][]byte)
preimages: preimage,
}
return db
}
@ -341,24 +341,6 @@ func (db *Database) insert(hash common.Hash, size int, node node) {
db.dirtiesSize += common.StorageSize(common.HashLength + entry.size)
}
// insertPreimage writes a new trie node pre-image to the memory database if it's
// yet unknown. The method will NOT make a copy of the slice,
// only use if the preimage will NOT be changed later on.
//
// Note, this method assumes that the database's lock is held!
func (db *Database) insertPreimage(hash common.Hash, preimage []byte) {
// Short circuit if preimage collection is disabled
if db.preimages == nil {
return
}
// Track the preimage if a yet unknown one
if _, ok := db.preimages[hash]; ok {
return
}
db.preimages[hash] = preimage
db.preimagesSize += common.StorageSize(common.HashLength + len(preimage))
}
// node retrieves a cached trie node from memory, or returns nil if none can be
// found in the memory cache.
func (db *Database) node(hash common.Hash) node {
@ -435,24 +417,6 @@ func (db *Database) Node(hash common.Hash) ([]byte, error) {
return nil, errors.New("not found")
}
// preimage retrieves a cached trie node pre-image from memory. If it cannot be
// found cached, the method queries the persistent database for the content.
func (db *Database) preimage(hash common.Hash) []byte {
// Short circuit if preimage collection is disabled
if db.preimages == nil {
return nil
}
// Retrieve the node from cache if available
db.lock.RLock()
preimage := db.preimages[hash]
db.lock.RUnlock()
if preimage != nil {
return preimage
}
return rawdb.ReadPreimage(db.diskdb, hash)
}
// Nodes retrieves the hashes of all the nodes cached within the memory database.
// This method is extremely expensive and should only be used to validate internal
// states in test code.
@ -597,19 +561,8 @@ func (db *Database) Cap(limit common.StorageSize) error {
// If the preimage cache got large enough, push to disk. If it's still small
// leave for later to deduplicate writes.
flushPreimages := db.preimagesSize > 4*1024*1024
if flushPreimages {
if db.preimages == nil {
log.Error("Attempted to write preimages whilst disabled")
} else {
rawdb.WritePreimages(batch, db.preimages)
if batch.ValueSize() > ethdb.IdealBatchSize {
if err := batch.Write(); err != nil {
return err
}
batch.Reset()
}
}
if db.preimages != nil {
db.preimages.commit(false)
}
// Keep committing nodes from the flush-list until we're below allowance
oldest := db.oldest
@ -644,13 +597,6 @@ func (db *Database) Cap(limit common.StorageSize) error {
db.lock.Lock()
defer db.lock.Unlock()
if flushPreimages {
if db.preimages == nil {
log.Error("Attempted to reset preimage cache whilst disabled")
} else {
db.preimages, db.preimagesSize = make(map[common.Hash][]byte), 0
}
}
for db.oldest != oldest {
node := db.dirties[db.oldest]
delete(db.dirties, db.oldest)
@ -694,13 +640,7 @@ func (db *Database) Commit(node common.Hash, report bool, callback func(common.H
// Move all of the accumulated preimages into a write batch
if db.preimages != nil {
rawdb.WritePreimages(batch, db.preimages)
// Since we're going to replay trie node writes into the clean cache, flush out
// any batched pre-images before continuing.
if err := batch.Write(); err != nil {
return err
}
batch.Reset()
db.preimages.commit(true)
}
// Move the trie itself into the batch, flushing if enough data is accumulated
nodes, storage := len(db.dirties), db.dirtiesSize
@ -723,9 +663,6 @@ func (db *Database) Commit(node common.Hash, report bool, callback func(common.H
batch.Reset()
// Reset the storage counters and bumped metrics
if db.preimages != nil {
db.preimages, db.preimagesSize = make(map[common.Hash][]byte), 0
}
memcacheCommitTimeTimer.Update(time.Since(start))
memcacheCommitSizeMeter.Mark(int64(storage - db.dirtiesSize))
memcacheCommitNodesMeter.Mark(int64(nodes - len(db.dirties)))
@ -837,7 +774,11 @@ func (db *Database) Size() (common.StorageSize, common.StorageSize) {
// counted.
var metadataSize = common.StorageSize((len(db.dirties) - 1) * cachedNodeSize)
var metarootRefs = common.StorageSize(len(db.dirties[common.Hash{}].children) * (common.HashLength + 2))
return db.dirtiesSize + db.childrenSize + metadataSize - metarootRefs, db.preimagesSize
var preimageSize common.StorageSize
if db.preimages != nil {
preimageSize = db.preimages.size()
}
return db.dirtiesSize + db.childrenSize + metadataSize - metarootRefs, preimageSize
}
// saveCache saves clean state cache to given directory path

95
trie/preimages.go Normal file
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@ -0,0 +1,95 @@
// Copyright 2022 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package trie
import (
"sync"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/ethdb"
)
// preimageStore is the store for caching preimages of node key.
type preimageStore struct {
lock sync.RWMutex
disk ethdb.KeyValueStore
preimages map[common.Hash][]byte // Preimages of nodes from the secure trie
preimagesSize common.StorageSize // Storage size of the preimages cache
}
// newPreimageStore initializes the store for caching preimages.
func newPreimageStore(disk ethdb.KeyValueStore) *preimageStore {
return &preimageStore{
disk: disk,
preimages: make(map[common.Hash][]byte),
}
}
// insertPreimage writes a new trie node pre-image to the memory database if it's
// yet unknown. The method will NOT make a copy of the slice, only use if the
// preimage will NOT be changed later on.
func (store *preimageStore) insertPreimage(preimages map[common.Hash][]byte) {
store.lock.Lock()
defer store.lock.Unlock()
for hash, preimage := range preimages {
if _, ok := store.preimages[hash]; ok {
continue
}
store.preimages[hash] = preimage
store.preimagesSize += common.StorageSize(common.HashLength + len(preimage))
}
}
// preimage retrieves a cached trie node pre-image from memory. If it cannot be
// found cached, the method queries the persistent database for the content.
func (store *preimageStore) preimage(hash common.Hash) []byte {
store.lock.RLock()
preimage := store.preimages[hash]
store.lock.RUnlock()
if preimage != nil {
return preimage
}
return rawdb.ReadPreimage(store.disk, hash)
}
// commit flushes the cached preimages into the disk.
func (store *preimageStore) commit(force bool) error {
store.lock.Lock()
defer store.lock.Unlock()
if store.preimagesSize <= 4*1024*1024 && !force {
return nil
}
batch := store.disk.NewBatch()
rawdb.WritePreimages(batch, store.preimages)
if err := batch.Write(); err != nil {
return err
}
store.preimages, store.preimagesSize = make(map[common.Hash][]byte), 0
return nil
}
// size returns the current storage size of accumulated preimages.
func (store *preimageStore) size() common.StorageSize {
store.lock.RLock()
defer store.lock.RUnlock()
return store.preimagesSize
}

17
trie/secure_trie.go
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@ -37,6 +37,7 @@ import (
// SecureTrie is not safe for concurrent use.
type SecureTrie struct {
trie Trie
preimages *preimageStore
hashKeyBuf [common.HashLength]byte
secKeyCache map[string][]byte
secKeyCacheOwner *SecureTrie // Pointer to self, replace the key cache on mismatch
@ -61,7 +62,7 @@ func NewSecure(owner common.Hash, root common.Hash, db *Database) (*SecureTrie,
if err != nil {
return nil, err
}
return &SecureTrie{trie: *trie}, nil
return &SecureTrie{trie: *trie, preimages: db.preimages}, nil
}
// Get returns the value for key stored in the trie.
@ -153,7 +154,10 @@ func (t *SecureTrie) GetKey(shaKey []byte) []byte {
if key, ok := t.getSecKeyCache()[string(shaKey)]; ok {
return key
}
return t.trie.db.preimage(common.BytesToHash(shaKey))
if t.preimages == nil {
return nil
}
return t.preimages.preimage(common.BytesToHash(shaKey))
}
// Commit writes all nodes and the secure hash pre-images to the trie's database.
@ -164,12 +168,12 @@ func (t *SecureTrie) GetKey(shaKey []byte) []byte {
func (t *SecureTrie) Commit(onleaf LeafCallback) (common.Hash, int, error) {
// Write all the pre-images to the actual disk database
if len(t.getSecKeyCache()) > 0 {
if t.trie.db.preimages != nil { // Ugly direct check but avoids the below write lock
t.trie.db.lock.Lock()
if t.preimages != nil {
preimages := make(map[common.Hash][]byte)
for hk, key := range t.secKeyCache {
t.trie.db.insertPreimage(common.BytesToHash([]byte(hk)), key)
preimages[common.BytesToHash([]byte(hk))] = key
}
t.trie.db.lock.Unlock()
t.preimages.insertPreimage(preimages)
}
t.secKeyCache = make(map[string][]byte)
}
@ -187,6 +191,7 @@ func (t *SecureTrie) Hash() common.Hash {
func (t *SecureTrie) Copy() *SecureTrie {
return &SecureTrie{
trie: *t.trie.Copy(),
preimages: t.preimages,
secKeyCache: t.secKeyCache,
}
}