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core, eth, trie, light: clean up trie interface (#26388)

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* all: cleanup trie interface

* eth, trie: address comments
This commit is contained in:
rjl493456442 2023-01-03 21:41:40 +08:00 committed by GitHub
parent 41fe9d646c
commit 6c149fd4ad
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 38 additions and 35 deletions
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17
core/state/database.go
View File

@ -73,8 +73,13 @@ type Trie interface {
// trie.MissingNodeError is returned.
TryGet(key []byte) ([]byte, error)
// TryGetAccount abstract an account read from the trie.
TryGetAccount(key []byte) (*types.StateAccount, error)
// TryGetAccount abstracts an account read from the trie. It retrieves the
// account blob from the trie with provided account address and decodes it
// with associated decoding algorithm. If the specified account is not in
// the trie, nil will be returned. If the trie is corrupted(e.g. some nodes
// are missing or the account blob is incorrect for decoding), an error will
// be returned.
TryGetAccount(address common.Address) (*types.StateAccount, error)
// TryUpdate associates key with value in the trie. If value has length zero, any
// existing value is deleted from the trie. The value bytes must not be modified
@ -82,15 +87,17 @@ type Trie interface {
// database, a trie.MissingNodeError is returned.
TryUpdate(key, value []byte) error
// TryUpdateAccount abstract an account write to the trie.
TryUpdateAccount(key []byte, account *types.StateAccount) error
// TryUpdateAccount abstracts an account write to the trie. It encodes the
// provided account object with associated algorithm and then updates it
// in the trie with provided address.
TryUpdateAccount(address common.Address, account *types.StateAccount) error
// TryDelete removes any existing value for key from the trie. If a node was not
// found in the database, a trie.MissingNodeError is returned.
TryDelete(key []byte) error
// TryDeleteAccount abstracts an account deletion from the trie.
TryDeleteAccount(key []byte) error
TryDeleteAccount(address common.Address) error
// Hash returns the root hash of the trie. It does not write to the database and
// can be used even if the trie doesn't have one.

6
core/state/statedb.go
View File

@ -510,7 +510,7 @@ func (s *StateDB) updateStateObject(obj *stateObject) {
}
// Encode the account and update the account trie
addr := obj.Address()
if err := s.trie.TryUpdateAccount(addr[:], &obj.data); err != nil {
if err := s.trie.TryUpdateAccount(addr, &obj.data); err != nil {
s.setError(fmt.Errorf("updateStateObject (%x) error: %v", addr[:], err))
}
@ -531,7 +531,7 @@ func (s *StateDB) deleteStateObject(obj *stateObject) {
}
// Delete the account from the trie
addr := obj.Address()
if err := s.trie.TryDeleteAccount(addr[:]); err != nil {
if err := s.trie.TryDeleteAccount(addr); err != nil {
s.setError(fmt.Errorf("deleteStateObject (%x) error: %v", addr[:], err))
}
}
@ -585,7 +585,7 @@ func (s *StateDB) getDeletedStateObject(addr common.Address) *stateObject {
if data == nil {
start := time.Now()
var err error
data, err = s.trie.TryGetAccount(addr.Bytes())
data, err = s.trie.TryGetAccount(addr)
if metrics.EnabledExpensive {
s.AccountReads += time.Since(start)
}

6
core/state/trie_prefetcher.go
View File

@ -336,11 +336,7 @@ func (sf *subfetcher) loop() {
if _, ok := sf.seen[string(task)]; ok {
sf.dups++
} else {
if len(task) == len(common.Address{}) {
sf.trie.TryGetAccount(task)
} else {
sf.trie.TryGet(task)
}
sf.trie.TryGet(task)
sf.seen[string(task)] = struct{}{}
}
}

4
eth/protocols/snap/handler.go
View File

@ -417,7 +417,7 @@ func ServiceGetStorageRangesQuery(chain *core.BlockChain, req *GetStorageRangesP
if err != nil {
return nil, nil
}
acc, err := accTrie.TryGetAccountWithPreHashedKey(account[:])
acc, err := accTrie.TryGetAccountByHash(account)
if err != nil || acc == nil {
return nil, nil
}
@ -523,7 +523,7 @@ func ServiceGetTrieNodesQuery(chain *core.BlockChain, req *GetTrieNodesPacket, s
if snap == nil {
// We don't have the requested state snapshotted yet (or it is stale),
// but can look up the account via the trie instead.
account, err := accTrie.TryGetAccountWithPreHashedKey(pathset[0])
account, err := accTrie.TryGetAccountByHash(common.BytesToHash(pathset[0]))
loads += 8 // We don't know the exact cost of lookup, this is an estimate
if err != nil || account == nil {
break

2
eth/protocols/snap/sync.go
View File

@ -3083,7 +3083,7 @@ func (t *healRequestSort) Swap(i, j int) {
func (t *healRequestSort) Merge() []TrieNodePathSet {
var result []TrieNodePathSet
for _, path := range t.syncPaths {
pathset := TrieNodePathSet([][]byte(path))
pathset := TrieNodePathSet(path)
if len(path) == 1 {
// It's an account reference.
result = append(result, pathset)

12
light/trie.go
View File

@ -115,9 +115,9 @@ func (t *odrTrie) TryGet(key []byte) ([]byte, error) {
return res, err
}
func (t *odrTrie) TryGetAccount(key []byte) (*types.StateAccount, error) {
key = crypto.Keccak256(key)
func (t *odrTrie) TryGetAccount(address common.Address) (*types.StateAccount, error) {
var res types.StateAccount
key := crypto.Keccak256(address.Bytes())
err := t.do(key, func() (err error) {
value, err := t.trie.TryGet(key)
if err != nil {
@ -131,8 +131,8 @@ func (t *odrTrie) TryGetAccount(key []byte) (*types.StateAccount, error) {
return &res, err
}
func (t *odrTrie) TryUpdateAccount(key []byte, acc *types.StateAccount) error {
key = crypto.Keccak256(key)
func (t *odrTrie) TryUpdateAccount(address common.Address, acc *types.StateAccount) error {
key := crypto.Keccak256(address.Bytes())
value, err := rlp.EncodeToBytes(acc)
if err != nil {
return fmt.Errorf("decoding error in account update: %w", err)
@ -157,8 +157,8 @@ func (t *odrTrie) TryDelete(key []byte) error {
}
// TryDeleteAccount abstracts an account deletion from the trie.
func (t *odrTrie) TryDeleteAccount(key []byte) error {
key = crypto.Keccak256(key)
func (t *odrTrie) TryDeleteAccount(address common.Address) error {
key := crypto.Keccak256(address.Bytes())
return t.do(key, func() error {
return t.trie.TryDelete(key)
})

26
trie/secure_trie.go
View File

@ -90,11 +90,11 @@ func (t *StateTrie) TryGet(key []byte) ([]byte, error) {
return t.trie.TryGet(t.hashKey(key))
}
// TryGetAccount attempts to retrieve an account with provided trie path.
// TryGetAccount attempts to retrieve an account with provided account address.
// If the specified account is not in the trie, nil will be returned.
// If a trie node is not found in the database, a MissingNodeError is returned.
func (t *StateTrie) TryGetAccount(key []byte) (*types.StateAccount, error) {
res, err := t.trie.TryGet(t.hashKey(key))
func (t *StateTrie) TryGetAccount(address common.Address) (*types.StateAccount, error) {
res, err := t.trie.TryGet(t.hashKey(address.Bytes()))
if res == nil || err != nil {
return nil, err
}
@ -103,11 +103,11 @@ func (t *StateTrie) TryGetAccount(key []byte) (*types.StateAccount, error) {
return ret, err
}
// TryGetAccountWithPreHashedKey does the same thing as TryGetAccount, however
// it expects a key that is already hashed. This constitutes an abstraction leak,
// since the client code needs to know the key format.
func (t *StateTrie) TryGetAccountWithPreHashedKey(key []byte) (*types.StateAccount, error) {
res, err := t.trie.TryGet(key)
// TryGetAccountByHash does the same thing as TryGetAccount, however
// it expects an account hash that is the hash of address. This constitutes an
// abstraction leak, since the client code needs to know the key format.
func (t *StateTrie) TryGetAccountByHash(addrHash common.Hash) (*types.StateAccount, error) {
res, err := t.trie.TryGet(addrHash.Bytes())
if res == nil || err != nil {
return nil, err
}
@ -156,8 +156,8 @@ func (t *StateTrie) TryUpdate(key, value []byte) error {
// TryUpdateAccount account will abstract the write of an account to the
// secure trie.
func (t *StateTrie) TryUpdateAccount(key []byte, acc *types.StateAccount) error {
hk := t.hashKey(key)
func (t *StateTrie) TryUpdateAccount(address common.Address, acc *types.StateAccount) error {
hk := t.hashKey(address.Bytes())
data, err := rlp.EncodeToBytes(acc)
if err != nil {
return err
@ -165,7 +165,7 @@ func (t *StateTrie) TryUpdateAccount(key []byte, acc *types.StateAccount) error
if err := t.trie.TryUpdate(hk, data); err != nil {
return err
}
t.getSecKeyCache()[string(hk)] = common.CopyBytes(key)
t.getSecKeyCache()[string(hk)] = address.Bytes()
return nil
}
@ -186,8 +186,8 @@ func (t *StateTrie) TryDelete(key []byte) error {
}
// TryDeleteAccount abstracts an account deletion from the trie.
func (t *StateTrie) TryDeleteAccount(key []byte) error {
hk := t.hashKey(key)
func (t *StateTrie) TryDeleteAccount(address common.Address) error {
hk := t.hashKey(address.Bytes())
delete(t.getSecKeyCache(), string(hk))
return t.trie.TryDelete(hk)
}