767 lines
32 KiB
Go
767 lines
32 KiB
Go
// Copyright 2024 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 pathdb
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import (
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"fmt"
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"testing"
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"time"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/rawdb"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/internal/testrand"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/ethereum/go-ethereum/trie"
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"github.com/ethereum/go-ethereum/trie/trienode"
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"github.com/holiman/uint256"
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)
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func hashData(input []byte) common.Hash {
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return crypto.Keccak256Hash(input)
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}
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type genTester struct {
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diskdb ethdb.Database
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db *Database
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acctTrie *trie.Trie
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nodes *trienode.MergedNodeSet
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states *StateSetWithOrigin
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}
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func newGenTester() *genTester {
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disk := rawdb.NewMemoryDatabase()
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config := *Defaults
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config.SnapshotNoBuild = true // no background generation
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db := New(disk, &config, false)
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tr, _ := trie.New(trie.StateTrieID(types.EmptyRootHash), db)
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return &genTester{
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diskdb: disk,
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db: db,
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acctTrie: tr,
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nodes: trienode.NewMergedNodeSet(),
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states: NewStateSetWithOrigin(nil, nil, nil, nil),
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}
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}
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func (t *genTester) addTrieAccount(acckey string, acc *types.StateAccount) {
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var (
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addr = common.BytesToAddress([]byte(acckey))
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key = hashData([]byte(acckey))
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val, _ = rlp.EncodeToBytes(acc)
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)
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t.acctTrie.MustUpdate(key.Bytes(), val)
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t.states.accountData[key] = val
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t.states.accountOrigin[addr] = nil
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}
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func (t *genTester) addSnapAccount(acckey string, acc *types.StateAccount) {
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key := hashData([]byte(acckey))
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rawdb.WriteAccountSnapshot(t.diskdb, key, types.SlimAccountRLP(*acc))
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}
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func (t *genTester) addAccount(acckey string, acc *types.StateAccount) {
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t.addTrieAccount(acckey, acc)
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t.addSnapAccount(acckey, acc)
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}
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func (t *genTester) addSnapStorage(accKey string, keys []string, vals []string) {
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accHash := hashData([]byte(accKey))
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for i, key := range keys {
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rawdb.WriteStorageSnapshot(t.diskdb, accHash, hashData([]byte(key)), []byte(vals[i]))
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}
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}
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func (t *genTester) makeStorageTrie(accKey string, keys []string, vals []string, commit bool) common.Hash {
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var (
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owner = hashData([]byte(accKey))
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addr = common.BytesToAddress([]byte(accKey))
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id = trie.StorageTrieID(types.EmptyRootHash, owner, types.EmptyRootHash)
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tr, _ = trie.New(id, t.db)
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storages = make(map[common.Hash][]byte)
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storageOrigins = make(map[common.Hash][]byte)
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)
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for i, k := range keys {
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key := hashData([]byte(k))
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tr.MustUpdate(key.Bytes(), []byte(vals[i]))
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storages[key] = []byte(vals[i])
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storageOrigins[key] = nil
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}
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if !commit {
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return tr.Hash()
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}
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root, nodes := tr.Commit(false)
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if nodes != nil {
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t.nodes.Merge(nodes)
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}
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t.states.storageData[owner] = storages
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t.states.storageOrigin[addr] = storageOrigins
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return root
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}
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func (t *genTester) Commit() common.Hash {
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root, nodes := t.acctTrie.Commit(true)
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if nodes != nil {
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t.nodes.Merge(nodes)
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}
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t.db.Update(root, types.EmptyRootHash, 0, t.nodes, t.states)
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t.db.Commit(root, false)
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return root
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}
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func (t *genTester) CommitAndGenerate() (common.Hash, *diskLayer) {
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root := t.Commit()
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dl := generateSnapshot(t.db, root)
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return root, dl
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}
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// Tests that snapshot generation from an empty database.
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func TestGeneration(t *testing.T) {
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helper := newGenTester()
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stRoot := helper.makeStorageTrie("", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, false)
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helper.addTrieAccount("acc-1", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addTrieAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(2), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addTrieAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(3), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.makeStorageTrie("acc-1", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.makeStorageTrie("acc-3", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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root, dl := helper.CommitAndGenerate()
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if have, want := root, common.HexToHash("0xe3712f1a226f3782caca78ca770ccc19ee000552813a9f59d479f8611db9b1fd"); have != want {
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t.Fatalf("have %#x want %#x", have, want)
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}
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select {
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case <-dl.generator.done:
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// Snapshot generation succeeded
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case <-time.After(3 * time.Second):
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t.Errorf("Snapshot generation failed")
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}
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// TODO(rjl493456442) enable the snapshot tests
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// checkSnapRoot(t, snap, root)
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// Signal abortion to the generator and wait for it to tear down
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dl.generator.stop()
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}
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// Tests that snapshot generation with existent flat state, where the flat state
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// contains some errors:
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// - the contract with empty storage root but has storage entries in the disk
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// - the contract with non empty storage root but empty storage slots
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// - the contract(non-empty storage) misses some storage slots
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// - miss in the beginning
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// - miss in the middle
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// - miss in the end
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//
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// - the contract(non-empty storage) has wrong storage slots
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// - wrong slots in the beginning
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// - wrong slots in the middle
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// - wrong slots in the end
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//
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// - the contract(non-empty storage) has extra storage slots
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// - extra slots in the beginning
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// - extra slots in the middle
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// - extra slots in the end
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func TestGenerateExistentStateWithWrongStorage(t *testing.T) {
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helper := newGenTester()
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// Account one, empty storage trie root but non-empty flat states
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helper.addAccount("acc-1", &types.StateAccount{Balance: uint256.NewInt(1), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-1", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
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// Account two, non-empty storage trie root but empty flat states
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stRoot := helper.makeStorageTrie("acc-2", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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// Miss slots
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{
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// Account three, non-empty root but misses slots in the beginning
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helper.makeStorageTrie("acc-3", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-3", []string{"key-2", "key-3"}, []string{"val-2", "val-3"})
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// Account four, non-empty root but misses slots in the middle
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helper.makeStorageTrie("acc-4", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-4", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-4", []string{"key-1", "key-3"}, []string{"val-1", "val-3"})
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// Account five, non-empty root but misses slots in the end
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helper.makeStorageTrie("acc-5", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-5", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-5", []string{"key-1", "key-2"}, []string{"val-1", "val-2"})
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}
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// Wrong storage slots
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{
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// Account six, non-empty root but wrong slots in the beginning
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helper.makeStorageTrie("acc-6", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-6", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-6", []string{"key-1", "key-2", "key-3"}, []string{"badval-1", "val-2", "val-3"})
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// Account seven, non-empty root but wrong slots in the middle
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helper.makeStorageTrie("acc-7", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-7", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-7", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "badval-2", "val-3"})
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// Account eight, non-empty root but wrong slots in the end
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helper.makeStorageTrie("acc-8", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-8", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-8", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "badval-3"})
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// Account 9, non-empty root but rotated slots
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helper.makeStorageTrie("acc-9", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-9", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-9", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-3", "val-2"})
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}
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// Extra storage slots
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{
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// Account 10, non-empty root but extra slots in the beginning
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helper.makeStorageTrie("acc-10", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-10", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-10", []string{"key-0", "key-1", "key-2", "key-3"}, []string{"val-0", "val-1", "val-2", "val-3"})
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// Account 11, non-empty root but extra slots in the middle
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helper.makeStorageTrie("acc-11", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-11", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-11", []string{"key-1", "key-2", "key-2-1", "key-3"}, []string{"val-1", "val-2", "val-2-1", "val-3"})
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// Account 12, non-empty root but extra slots in the end
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helper.makeStorageTrie("acc-12", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.addAccount("acc-12", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapStorage("acc-12", []string{"key-1", "key-2", "key-3", "key-4"}, []string{"val-1", "val-2", "val-3", "val-4"})
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}
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root, dl := helper.CommitAndGenerate()
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t.Logf("Root: %#x\n", root) // Root = 0x8746cce9fd9c658b2cfd639878ed6584b7a2b3e73bb40f607fcfa156002429a0
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select {
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case <-dl.generator.done:
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// Snapshot generation succeeded
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case <-time.After(3 * time.Second):
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t.Errorf("Snapshot generation failed")
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}
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// TODO(rjl493456442) enable the snapshot tests
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// checkSnapRoot(t, snap, root)
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// Signal abortion to the generator and wait for it to tear down
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dl.generator.stop()
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}
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// Tests that snapshot generation with existent flat state, where the flat state
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// contains some errors:
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// - miss accounts
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// - wrong accounts
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// - extra accounts
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func TestGenerateExistentStateWithWrongAccounts(t *testing.T) {
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helper := newGenTester()
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// Trie accounts [acc-1, acc-2, acc-3, acc-4, acc-6]
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helper.makeStorageTrie("acc-1", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.makeStorageTrie("acc-2", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.makeStorageTrie("acc-3", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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helper.makeStorageTrie("acc-4", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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stRoot := helper.makeStorageTrie("acc-6", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
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// Missing accounts, only in the trie
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{
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helper.addTrieAccount("acc-1", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}) // Beginning
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helper.addTrieAccount("acc-4", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}) // Middle
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helper.addTrieAccount("acc-6", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}) // End
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}
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// Wrong accounts
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{
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helper.addTrieAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: common.Hex2Bytes("0x1234")})
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helper.addTrieAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
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helper.addSnapAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(1), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()})
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}
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// Extra accounts, only in the snap
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{
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helper.addSnapAccount("acc-0", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}) // before the beginning
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helper.addSnapAccount("acc-5", &types.StateAccount{Balance: uint256.NewInt(1), Root: types.EmptyRootHash, CodeHash: common.Hex2Bytes("0x1234")}) // Middle
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helper.addSnapAccount("acc-7", &types.StateAccount{Balance: uint256.NewInt(1), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}) // after the end
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}
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root, dl := helper.CommitAndGenerate()
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t.Logf("Root: %#x\n", root) // Root = 0x825891472281463511e7ebcc7f109e4f9200c20fa384754e11fd605cd98464e8
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select {
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case <-dl.generator.done:
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// Snapshot generation succeeded
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case <-time.After(3 * time.Second):
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t.Errorf("Snapshot generation failed")
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}
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// TODO(rjl493456442) enable the snapshot tests
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// checkSnapRoot(t, snap, root)
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// Signal abortion to the generator and wait for it to tear down
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dl.generator.stop()
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}
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func TestGenerateCorruptAccountTrie(t *testing.T) {
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helper := newGenTester()
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helper.addTrieAccount("acc-1", &types.StateAccount{Balance: uint256.NewInt(1), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}) // 0xc7a30f39aff471c95d8a837497ad0e49b65be475cc0953540f80cfcdbdcd9074
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helper.addTrieAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(2), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}) // 0x65145f923027566669a1ae5ccac66f945b55ff6eaeb17d2ea8e048b7d381f2d7
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helper.addTrieAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(3), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}) // 0x19ead688e907b0fab07176120dceec244a72aff2f0aa51e8b827584e378772f4
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root := helper.Commit() // Root: 0xa04693ea110a31037fb5ee814308a6f1d76bdab0b11676bdf4541d2de55ba978
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// Delete an account trie node and ensure the generator chokes
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path := []byte{0xc}
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if !rawdb.HasAccountTrieNode(helper.diskdb, path) {
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t.Logf("Invalid node path to delete, %v", path)
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}
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rawdb.DeleteAccountTrieNode(helper.diskdb, path)
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helper.db.tree.bottom().resetCache()
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dl := generateSnapshot(helper.db, root)
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select {
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case <-dl.generator.done:
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// Snapshot generation succeeded
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t.Errorf("Snapshot generated against corrupt account trie")
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case <-time.After(time.Second):
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// Not generated fast enough, hopefully blocked inside on missing trie node fail
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}
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// Signal abortion to the generator and wait for it to tear down
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dl.generator.stop()
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}
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func TestGenerateMissingStorageTrie(t *testing.T) {
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var (
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acc1 = hashData([]byte("acc-1"))
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acc3 = hashData([]byte("acc-3"))
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helper = newGenTester()
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)
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stRoot := helper.makeStorageTrie("acc-1", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true) // 0xddefcd9376dd029653ef384bd2f0a126bb755fe84fdcc9e7cf421ba454f2bc67
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|
helper.addTrieAccount("acc-1", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}) // 0x9250573b9c18c664139f3b6a7a8081b7d8f8916a8fcc5d94feec6c29f5fd4e9e
|
|
helper.addTrieAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(2), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}) // 0x65145f923027566669a1ae5ccac66f945b55ff6eaeb17d2ea8e048b7d381f2d7
|
|
stRoot = helper.makeStorageTrie("acc-3", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
|
|
helper.addTrieAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(3), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}) // 0x50815097425d000edfc8b3a4a13e175fc2bdcfee8bdfbf2d1ff61041d3c235b2
|
|
|
|
root := helper.Commit()
|
|
|
|
// Delete storage trie root of account one and three.
|
|
rawdb.DeleteStorageTrieNode(helper.diskdb, acc1, nil)
|
|
rawdb.DeleteStorageTrieNode(helper.diskdb, acc3, nil)
|
|
helper.db.tree.bottom().resetCache()
|
|
|
|
dl := generateSnapshot(helper.db, root)
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
t.Errorf("Snapshot generated against corrupt storage trie")
|
|
|
|
case <-time.After(time.Second):
|
|
// Not generated fast enough, hopefully blocked inside on missing trie node fail
|
|
}
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
}
|
|
|
|
func TestGenerateCorruptStorageTrie(t *testing.T) {
|
|
helper := newGenTester()
|
|
|
|
stRoot := helper.makeStorageTrie("acc-1", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true) // 0xddefcd9376dd029653ef384bd2f0a126bb755fe84fdcc9e7cf421ba454f2bc67
|
|
helper.addTrieAccount("acc-1", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}) // 0x9250573b9c18c664139f3b6a7a8081b7d8f8916a8fcc5d94feec6c29f5fd4e9e
|
|
helper.addTrieAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(2), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}) // 0x65145f923027566669a1ae5ccac66f945b55ff6eaeb17d2ea8e048b7d381f2d7
|
|
stRoot = helper.makeStorageTrie("acc-3", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
|
|
helper.addTrieAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(3), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}) // 0x50815097425d000edfc8b3a4a13e175fc2bdcfee8bdfbf2d1ff61041d3c235b2
|
|
|
|
root := helper.Commit()
|
|
|
|
// Delete a node in the storage trie.
|
|
path := []byte{0x4}
|
|
if !rawdb.HasStorageTrieNode(helper.diskdb, hashData([]byte("acc-1")), path) {
|
|
t.Logf("Invalid node path to delete, %v", path)
|
|
}
|
|
rawdb.DeleteStorageTrieNode(helper.diskdb, hashData([]byte("acc-1")), []byte{0x4})
|
|
|
|
if !rawdb.HasStorageTrieNode(helper.diskdb, hashData([]byte("acc-3")), path) {
|
|
t.Logf("Invalid node path to delete, %v", path)
|
|
}
|
|
rawdb.DeleteStorageTrieNode(helper.diskdb, hashData([]byte("acc-3")), []byte{0x4})
|
|
|
|
helper.db.tree.bottom().resetCache()
|
|
|
|
dl := generateSnapshot(helper.db, root)
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
t.Errorf("Snapshot generated against corrupt storage trie")
|
|
|
|
case <-time.After(time.Second):
|
|
// Not generated fast enough, hopefully blocked inside on missing trie node fail
|
|
}
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
}
|
|
|
|
func TestGenerateWithExtraAccounts(t *testing.T) {
|
|
helper := newGenTester()
|
|
|
|
// Account one in the trie
|
|
stRoot := helper.makeStorageTrie("acc-1",
|
|
[]string{"key-1", "key-2", "key-3", "key-4", "key-5"},
|
|
[]string{"val-1", "val-2", "val-3", "val-4", "val-5"},
|
|
true,
|
|
)
|
|
acc := &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}
|
|
val, _ := rlp.EncodeToBytes(acc)
|
|
helper.acctTrie.MustUpdate(hashData([]byte("acc-1")).Bytes(), val) // 0x9250573b9c18c664139f3b6a7a8081b7d8f8916a8fcc5d94feec6c29f5fd4e9e
|
|
|
|
// Identical in the snap
|
|
key := hashData([]byte("acc-1"))
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, key, val)
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("key-1")), []byte("val-1"))
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("key-2")), []byte("val-2"))
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("key-3")), []byte("val-3"))
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("key-4")), []byte("val-4"))
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("key-5")), []byte("val-5"))
|
|
|
|
// Account two exists only in the snapshot
|
|
stRoot = helper.makeStorageTrie("acc-2",
|
|
[]string{"key-1", "key-2", "key-3", "key-4", "key-5"},
|
|
[]string{"val-1", "val-2", "val-3", "val-4", "val-5"},
|
|
true,
|
|
)
|
|
acc = &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}
|
|
val, _ = rlp.EncodeToBytes(acc)
|
|
key = hashData([]byte("acc-2"))
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, key, val)
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("b-key-1")), []byte("b-val-1"))
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("b-key-2")), []byte("b-val-2"))
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("b-key-3")), []byte("b-val-3"))
|
|
|
|
root := helper.Commit()
|
|
|
|
// To verify the test: If we now inspect the snap db, there should exist extraneous storage items
|
|
if data := rawdb.ReadStorageSnapshot(helper.diskdb, hashData([]byte("acc-2")), hashData([]byte("b-key-1"))); data == nil {
|
|
t.Fatalf("expected snap storage to exist")
|
|
}
|
|
dl := generateSnapshot(helper.db, root)
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("Snapshot generation failed")
|
|
}
|
|
// TODO(rjl493456442) enable the snapshot tests
|
|
// checkSnapRoot(t, snap, root)
|
|
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
|
|
// If we now inspect the snap db, there should exist no extraneous storage items
|
|
if data := rawdb.ReadStorageSnapshot(helper.diskdb, hashData([]byte("acc-2")), hashData([]byte("b-key-1"))); data != nil {
|
|
t.Fatalf("expected slot to be removed, got %v", string(data))
|
|
}
|
|
}
|
|
|
|
func TestGenerateWithManyExtraAccounts(t *testing.T) {
|
|
helper := newGenTester()
|
|
|
|
// Account one in the trie
|
|
stRoot := helper.makeStorageTrie("acc-1",
|
|
[]string{"key-1", "key-2", "key-3"},
|
|
[]string{"val-1", "val-2", "val-3"},
|
|
true,
|
|
)
|
|
acc := &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()}
|
|
val, _ := rlp.EncodeToBytes(acc)
|
|
helper.acctTrie.MustUpdate(hashData([]byte("acc-1")).Bytes(), val) // 0x9250573b9c18c664139f3b6a7a8081b7d8f8916a8fcc5d94feec6c29f5fd4e9e
|
|
|
|
// Identical in the snap
|
|
key := hashData([]byte("acc-1"))
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, key, val)
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("key-1")), []byte("val-1"))
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("key-2")), []byte("val-2"))
|
|
rawdb.WriteStorageSnapshot(helper.diskdb, key, hashData([]byte("key-3")), []byte("val-3"))
|
|
|
|
// 100 accounts exist only in snapshot
|
|
for i := 0; i < 1000; i++ {
|
|
acc := &types.StateAccount{Balance: uint256.NewInt(uint64(i)), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}
|
|
val, _ := rlp.EncodeToBytes(acc)
|
|
key := hashData([]byte(fmt.Sprintf("acc-%d", i)))
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, key, val)
|
|
}
|
|
|
|
_, dl := helper.CommitAndGenerate()
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("Snapshot generation failed")
|
|
}
|
|
// TODO(rjl493456442) enable the snapshot tests
|
|
// checkSnapRoot(t, snap, root)
|
|
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
}
|
|
|
|
func TestGenerateWithExtraBeforeAndAfter(t *testing.T) {
|
|
helper := newGenTester()
|
|
|
|
acc := &types.StateAccount{Balance: uint256.NewInt(1), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}
|
|
val, _ := rlp.EncodeToBytes(acc)
|
|
|
|
acctHashA := hashData([]byte("acc-1"))
|
|
acctHashB := hashData([]byte("acc-2"))
|
|
|
|
helper.acctTrie.MustUpdate(acctHashA.Bytes(), val)
|
|
helper.acctTrie.MustUpdate(acctHashB.Bytes(), val)
|
|
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, acctHashA, val)
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, acctHashB, val)
|
|
|
|
for i := 0; i < 16; i++ {
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, common.Hash{byte(i)}, val)
|
|
}
|
|
_, dl := helper.CommitAndGenerate()
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("Snapshot generation failed")
|
|
}
|
|
// TODO(rjl493456442) enable the snapshot tests
|
|
// checkSnapRoot(t, snap, root)
|
|
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
}
|
|
|
|
func TestGenerateWithMalformedStateData(t *testing.T) {
|
|
helper := newGenTester()
|
|
|
|
acctHash := hashData([]byte("acc"))
|
|
acc := &types.StateAccount{Balance: uint256.NewInt(1), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()}
|
|
val, _ := rlp.EncodeToBytes(acc)
|
|
helper.acctTrie.MustUpdate(acctHash.Bytes(), val)
|
|
|
|
junk := make([]byte, 100)
|
|
copy(junk, []byte{0xde, 0xad})
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, acctHash, junk)
|
|
for i := 0; i < 16; i++ {
|
|
rawdb.WriteAccountSnapshot(helper.diskdb, common.Hash{byte(i)}, junk)
|
|
}
|
|
|
|
_, dl := helper.CommitAndGenerate()
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("Snapshot generation failed")
|
|
}
|
|
// TODO(rjl493456442) enable the snapshot tests
|
|
// checkSnapRoot(t, snap, root)
|
|
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
}
|
|
|
|
func TestGenerateFromEmptySnap(t *testing.T) {
|
|
helper := newGenTester()
|
|
|
|
for i := 0; i < 400; i++ {
|
|
stRoot := helper.makeStorageTrie(fmt.Sprintf("acc-%d", i), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
|
|
helper.addTrieAccount(fmt.Sprintf("acc-%d", i), &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
|
|
}
|
|
root, snap := helper.CommitAndGenerate()
|
|
t.Logf("Root: %#x\n", root) // Root: 0x6f7af6d2e1a1bf2b84a3beb3f8b64388465fbc1e274ca5d5d3fc787ca78f59e4
|
|
|
|
select {
|
|
case <-snap.generator.done:
|
|
// Snapshot generation succeeded
|
|
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("Snapshot generation failed")
|
|
}
|
|
// TODO(rjl493456442) enable the snapshot tests
|
|
// checkSnapRoot(t, snap, root)
|
|
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
snap.generator.stop()
|
|
}
|
|
|
|
func TestGenerateWithIncompleteStorage(t *testing.T) {
|
|
helper := newGenTester()
|
|
stKeys := []string{"1", "2", "3", "4", "5", "6", "7", "8"}
|
|
stVals := []string{"v1", "v2", "v3", "v4", "v5", "v6", "v7", "v8"}
|
|
|
|
// We add 8 accounts, each one is missing exactly one of the storage slots. This means
|
|
// we don't have to order the keys and figure out exactly which hash-key winds up
|
|
// on the sensitive spots at the boundaries
|
|
for i := 0; i < 8; i++ {
|
|
accKey := fmt.Sprintf("acc-%d", i)
|
|
stRoot := helper.makeStorageTrie(accKey, stKeys, stVals, true)
|
|
helper.addAccount(accKey, &types.StateAccount{Balance: uint256.NewInt(uint64(i)), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
|
|
var moddedKeys []string
|
|
var moddedVals []string
|
|
for ii := 0; ii < 8; ii++ {
|
|
if ii != i {
|
|
moddedKeys = append(moddedKeys, stKeys[ii])
|
|
moddedVals = append(moddedVals, stVals[ii])
|
|
}
|
|
}
|
|
helper.addSnapStorage(accKey, moddedKeys, moddedVals)
|
|
}
|
|
root, dl := helper.CommitAndGenerate()
|
|
t.Logf("Root: %#x\n", root) // Root: 0xca73f6f05ba4ca3024ef340ef3dfca8fdabc1b677ff13f5a9571fd49c16e67ff
|
|
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("Snapshot generation failed")
|
|
}
|
|
// TODO(rjl493456442) enable the snapshot tests
|
|
// checkSnapRoot(t, snap, root)
|
|
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
}
|
|
|
|
func incKey(key []byte) []byte {
|
|
for i := len(key) - 1; i >= 0; i-- {
|
|
key[i]++
|
|
if key[i] != 0x0 {
|
|
break
|
|
}
|
|
}
|
|
return key
|
|
}
|
|
|
|
func decKey(key []byte) []byte {
|
|
for i := len(key) - 1; i >= 0; i-- {
|
|
key[i]--
|
|
if key[i] != 0xff {
|
|
break
|
|
}
|
|
}
|
|
return key
|
|
}
|
|
|
|
func populateDangling(disk ethdb.KeyValueStore) {
|
|
populate := func(accountHash common.Hash, keys []string, vals []string) {
|
|
for i, key := range keys {
|
|
rawdb.WriteStorageSnapshot(disk, accountHash, hashData([]byte(key)), []byte(vals[i]))
|
|
}
|
|
}
|
|
// Dangling storages of the "first" account
|
|
populate(common.Hash{}, []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
|
|
// Dangling storages of the "last" account
|
|
populate(common.HexToHash("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
|
|
// Dangling storages around the account 1
|
|
hash := decKey(hashData([]byte("acc-1")).Bytes())
|
|
populate(common.BytesToHash(hash), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
hash = incKey(hashData([]byte("acc-1")).Bytes())
|
|
populate(common.BytesToHash(hash), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
|
|
// Dangling storages around the account 2
|
|
hash = decKey(hashData([]byte("acc-2")).Bytes())
|
|
populate(common.BytesToHash(hash), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
hash = incKey(hashData([]byte("acc-2")).Bytes())
|
|
populate(common.BytesToHash(hash), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
|
|
// Dangling storages around the account 3
|
|
hash = decKey(hashData([]byte("acc-3")).Bytes())
|
|
populate(common.BytesToHash(hash), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
hash = incKey(hashData([]byte("acc-3")).Bytes())
|
|
populate(common.BytesToHash(hash), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
|
|
// Dangling storages of the random account
|
|
populate(testrand.Hash(), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
populate(testrand.Hash(), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
populate(testrand.Hash(), []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
}
|
|
|
|
func TestGenerateCompleteSnapshotWithDanglingStorage(t *testing.T) {
|
|
var helper = newGenTester()
|
|
|
|
stRoot := helper.makeStorageTrie("acc-1", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
|
|
helper.addAccount("acc-1", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
|
|
helper.addAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(1), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()})
|
|
|
|
helper.makeStorageTrie("acc-3", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
|
|
helper.addAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
|
|
|
|
helper.addSnapStorage("acc-1", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
helper.addSnapStorage("acc-3", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"})
|
|
|
|
populateDangling(helper.diskdb)
|
|
|
|
_, dl := helper.CommitAndGenerate()
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("Snapshot generation failed")
|
|
}
|
|
// TODO(rjl493456442) enable the snapshot tests
|
|
// checkSnapRoot(t, snap, root)
|
|
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
}
|
|
|
|
func TestGenerateBrokenSnapshotWithDanglingStorage(t *testing.T) {
|
|
var helper = newGenTester()
|
|
|
|
stRoot := helper.makeStorageTrie("acc-1", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
|
|
helper.addTrieAccount("acc-1", &types.StateAccount{Balance: uint256.NewInt(1), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
|
|
helper.addTrieAccount("acc-2", &types.StateAccount{Balance: uint256.NewInt(2), Root: types.EmptyRootHash, CodeHash: types.EmptyCodeHash.Bytes()})
|
|
|
|
helper.makeStorageTrie("acc-3", []string{"key-1", "key-2", "key-3"}, []string{"val-1", "val-2", "val-3"}, true)
|
|
helper.addTrieAccount("acc-3", &types.StateAccount{Balance: uint256.NewInt(3), Root: stRoot, CodeHash: types.EmptyCodeHash.Bytes()})
|
|
|
|
populateDangling(helper.diskdb)
|
|
|
|
_, dl := helper.CommitAndGenerate()
|
|
select {
|
|
case <-dl.generator.done:
|
|
// Snapshot generation succeeded
|
|
|
|
case <-time.After(3 * time.Second):
|
|
t.Errorf("Snapshot generation failed")
|
|
}
|
|
// TODO(rjl493456442) enable the snapshot tests
|
|
// checkSnapRoot(t, snap, root)
|
|
|
|
// Signal abortion to the generator and wait for it to tear down
|
|
dl.generator.stop()
|
|
}
|