forked from forks/go-ethereum
338 lines
11 KiB
Go
338 lines
11 KiB
Go
// Copyright 2017 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 eth
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/ecdsa"
|
|
"fmt"
|
|
"math/big"
|
|
"reflect"
|
|
"slices"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/davecgh/go-spew/spew"
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/ethereum/go-ethereum/consensus/ethash"
|
|
"github.com/ethereum/go-ethereum/core"
|
|
"github.com/ethereum/go-ethereum/core/rawdb"
|
|
"github.com/ethereum/go-ethereum/core/state"
|
|
"github.com/ethereum/go-ethereum/core/tracing"
|
|
"github.com/ethereum/go-ethereum/core/types"
|
|
"github.com/ethereum/go-ethereum/core/vm"
|
|
"github.com/ethereum/go-ethereum/crypto"
|
|
"github.com/ethereum/go-ethereum/params"
|
|
"github.com/ethereum/go-ethereum/triedb"
|
|
"github.com/holiman/uint256"
|
|
"github.com/stretchr/testify/assert"
|
|
)
|
|
|
|
var dumper = spew.ConfigState{Indent: " "}
|
|
|
|
type Account struct {
|
|
key *ecdsa.PrivateKey
|
|
addr common.Address
|
|
}
|
|
|
|
func newAccounts(n int) (accounts []Account) {
|
|
for i := 0; i < n; i++ {
|
|
key, _ := crypto.GenerateKey()
|
|
addr := crypto.PubkeyToAddress(key.PublicKey)
|
|
accounts = append(accounts, Account{key: key, addr: addr})
|
|
}
|
|
slices.SortFunc(accounts, func(a, b Account) int { return a.addr.Cmp(b.addr) })
|
|
return accounts
|
|
}
|
|
|
|
// newTestBlockChain creates a new test blockchain. OBS: After test is done, teardown must be
|
|
// invoked in order to release associated resources.
|
|
func newTestBlockChain(t *testing.T, n int, gspec *core.Genesis, generator func(i int, b *core.BlockGen)) *core.BlockChain {
|
|
engine := ethash.NewFaker()
|
|
// Generate blocks for testing
|
|
_, blocks, _ := core.GenerateChainWithGenesis(gspec, engine, n, generator)
|
|
|
|
// Import the canonical chain
|
|
cacheConfig := &core.CacheConfig{
|
|
TrieCleanLimit: 256,
|
|
TrieDirtyLimit: 256,
|
|
TrieTimeLimit: 5 * time.Minute,
|
|
SnapshotLimit: 0,
|
|
Preimages: true,
|
|
TrieDirtyDisabled: true, // Archive mode
|
|
}
|
|
chain, err := core.NewBlockChain(rawdb.NewMemoryDatabase(), cacheConfig, gspec, nil, engine, vm.Config{}, nil)
|
|
if err != nil {
|
|
t.Fatalf("failed to create tester chain: %v", err)
|
|
}
|
|
if n, err := chain.InsertChain(blocks); err != nil {
|
|
t.Fatalf("block %d: failed to insert into chain: %v", n, err)
|
|
}
|
|
return chain
|
|
}
|
|
|
|
func accountRangeTest(t *testing.T, trie *state.Trie, statedb *state.StateDB, start common.Hash, requestedNum int, expectedNum int) state.Dump {
|
|
result := statedb.RawDump(&state.DumpConfig{
|
|
SkipCode: true,
|
|
SkipStorage: true,
|
|
OnlyWithAddresses: false,
|
|
Start: start.Bytes(),
|
|
Max: uint64(requestedNum),
|
|
})
|
|
|
|
if len(result.Accounts) != expectedNum {
|
|
t.Fatalf("expected %d results, got %d", expectedNum, len(result.Accounts))
|
|
}
|
|
for addr, acc := range result.Accounts {
|
|
if strings.HasSuffix(addr, "pre") || acc.Address == nil {
|
|
t.Fatalf("account without prestate (address) returned: %v", addr)
|
|
}
|
|
if !statedb.Exist(*acc.Address) {
|
|
t.Fatalf("account not found in state %s", acc.Address.Hex())
|
|
}
|
|
}
|
|
return result
|
|
}
|
|
|
|
func TestAccountRange(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
var (
|
|
mdb = rawdb.NewMemoryDatabase()
|
|
statedb = state.NewDatabase(triedb.NewDatabase(mdb, &triedb.Config{Preimages: true}), nil)
|
|
sdb, _ = state.New(types.EmptyRootHash, statedb)
|
|
addrs = [AccountRangeMaxResults * 2]common.Address{}
|
|
m = map[common.Address]bool{}
|
|
)
|
|
|
|
for i := range addrs {
|
|
hash := common.HexToHash(fmt.Sprintf("%x", i))
|
|
addr := common.BytesToAddress(crypto.Keccak256Hash(hash.Bytes()).Bytes())
|
|
addrs[i] = addr
|
|
sdb.SetBalance(addrs[i], uint256.NewInt(1), tracing.BalanceChangeUnspecified)
|
|
if _, ok := m[addr]; ok {
|
|
t.Fatalf("bad")
|
|
} else {
|
|
m[addr] = true
|
|
}
|
|
}
|
|
root, _ := sdb.Commit(0, true, false)
|
|
sdb, _ = state.New(root, statedb)
|
|
|
|
trie, err := statedb.OpenTrie(root)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
accountRangeTest(t, &trie, sdb, common.Hash{}, AccountRangeMaxResults/2, AccountRangeMaxResults/2)
|
|
// test pagination
|
|
firstResult := accountRangeTest(t, &trie, sdb, common.Hash{}, AccountRangeMaxResults, AccountRangeMaxResults)
|
|
secondResult := accountRangeTest(t, &trie, sdb, common.BytesToHash(firstResult.Next), AccountRangeMaxResults, AccountRangeMaxResults)
|
|
|
|
hList := make([]common.Hash, 0)
|
|
for addr1, acc := range firstResult.Accounts {
|
|
// If address is non-available, then it makes no sense to compare
|
|
// them as they might be two different accounts.
|
|
if acc.Address == nil {
|
|
continue
|
|
}
|
|
if _, duplicate := secondResult.Accounts[addr1]; duplicate {
|
|
t.Fatalf("pagination test failed: results should not overlap")
|
|
}
|
|
hList = append(hList, crypto.Keccak256Hash(acc.Address.Bytes()))
|
|
}
|
|
// Test to see if it's possible to recover from the middle of the previous
|
|
// set and get an even split between the first and second sets.
|
|
slices.SortFunc(hList, common.Hash.Cmp)
|
|
middleH := hList[AccountRangeMaxResults/2]
|
|
middleResult := accountRangeTest(t, &trie, sdb, middleH, AccountRangeMaxResults, AccountRangeMaxResults)
|
|
missing, infirst, insecond := 0, 0, 0
|
|
for h := range middleResult.Accounts {
|
|
if _, ok := firstResult.Accounts[h]; ok {
|
|
infirst++
|
|
} else if _, ok := secondResult.Accounts[h]; ok {
|
|
insecond++
|
|
} else {
|
|
missing++
|
|
}
|
|
}
|
|
if missing != 0 {
|
|
t.Fatalf("%d hashes in the 'middle' set were neither in the first not the second set", missing)
|
|
}
|
|
if infirst != AccountRangeMaxResults/2 {
|
|
t.Fatalf("Imbalance in the number of first-test results: %d != %d", infirst, AccountRangeMaxResults/2)
|
|
}
|
|
if insecond != AccountRangeMaxResults/2 {
|
|
t.Fatalf("Imbalance in the number of second-test results: %d != %d", insecond, AccountRangeMaxResults/2)
|
|
}
|
|
}
|
|
|
|
func TestEmptyAccountRange(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
var (
|
|
statedb = state.NewDatabaseForTesting()
|
|
st, _ = state.New(types.EmptyRootHash, statedb)
|
|
)
|
|
// Commit(although nothing to flush) and re-init the statedb
|
|
st.Commit(0, true, false)
|
|
st, _ = state.New(types.EmptyRootHash, statedb)
|
|
|
|
results := st.RawDump(&state.DumpConfig{
|
|
SkipCode: true,
|
|
SkipStorage: true,
|
|
OnlyWithAddresses: true,
|
|
Max: uint64(AccountRangeMaxResults),
|
|
})
|
|
if bytes.Equal(results.Next, (common.Hash{}).Bytes()) {
|
|
t.Fatalf("Empty results should not return a second page")
|
|
}
|
|
if len(results.Accounts) != 0 {
|
|
t.Fatalf("Empty state should not return addresses: %v", results.Accounts)
|
|
}
|
|
}
|
|
|
|
func TestStorageRangeAt(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
// Create a state where account 0x010000... has a few storage entries.
|
|
var (
|
|
mdb = rawdb.NewMemoryDatabase()
|
|
tdb = triedb.NewDatabase(mdb, &triedb.Config{Preimages: true})
|
|
db = state.NewDatabase(tdb, nil)
|
|
sdb, _ = state.New(types.EmptyRootHash, db)
|
|
addr = common.Address{0x01}
|
|
keys = []common.Hash{ // hashes of Keys of storage
|
|
common.HexToHash("340dd630ad21bf010b4e676dbfa9ba9a02175262d1fa356232cfde6cb5b47ef2"),
|
|
common.HexToHash("426fcb404ab2d5d8e61a3d918108006bbb0a9be65e92235bb10eefbdb6dcd053"),
|
|
common.HexToHash("48078cfed56339ea54962e72c37c7f588fc4f8e5bc173827ba75cb10a63a96a5"),
|
|
common.HexToHash("5723d2c3a83af9b735e3b7f21531e5623d183a9095a56604ead41f3582fdfb75"),
|
|
}
|
|
storage = storageMap{
|
|
keys[0]: {Key: &common.Hash{0x02}, Value: common.Hash{0x01}},
|
|
keys[1]: {Key: &common.Hash{0x04}, Value: common.Hash{0x02}},
|
|
keys[2]: {Key: &common.Hash{0x01}, Value: common.Hash{0x03}},
|
|
keys[3]: {Key: &common.Hash{0x03}, Value: common.Hash{0x04}},
|
|
}
|
|
)
|
|
for _, entry := range storage {
|
|
sdb.SetState(addr, *entry.Key, entry.Value)
|
|
}
|
|
root, _ := sdb.Commit(0, false, false)
|
|
sdb, _ = state.New(root, db)
|
|
|
|
// Check a few combinations of limit and start/end.
|
|
tests := []struct {
|
|
start []byte
|
|
limit int
|
|
want StorageRangeResult
|
|
}{
|
|
{
|
|
start: []byte{}, limit: 0,
|
|
want: StorageRangeResult{storageMap{}, &keys[0]},
|
|
},
|
|
{
|
|
start: []byte{}, limit: 100,
|
|
want: StorageRangeResult{storage, nil},
|
|
},
|
|
{
|
|
start: []byte{}, limit: 2,
|
|
want: StorageRangeResult{storageMap{keys[0]: storage[keys[0]], keys[1]: storage[keys[1]]}, &keys[2]},
|
|
},
|
|
{
|
|
start: []byte{0x00}, limit: 4,
|
|
want: StorageRangeResult{storage, nil},
|
|
},
|
|
{
|
|
start: []byte{0x40}, limit: 2,
|
|
want: StorageRangeResult{storageMap{keys[1]: storage[keys[1]], keys[2]: storage[keys[2]]}, &keys[3]},
|
|
},
|
|
}
|
|
for _, test := range tests {
|
|
result, err := storageRangeAt(sdb, root, addr, test.start, test.limit)
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
if !reflect.DeepEqual(result, test.want) {
|
|
t.Fatalf("wrong result for range %#x.., limit %d:\ngot %s\nwant %s",
|
|
test.start, test.limit, dumper.Sdump(result), dumper.Sdump(&test.want))
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestGetModifiedAccounts(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
// Initialize test accounts
|
|
accounts := newAccounts(4)
|
|
genesis := &core.Genesis{
|
|
Config: params.TestChainConfig,
|
|
Alloc: types.GenesisAlloc{
|
|
accounts[0].addr: {Balance: big.NewInt(params.Ether)},
|
|
accounts[1].addr: {Balance: big.NewInt(params.Ether)},
|
|
accounts[2].addr: {Balance: big.NewInt(params.Ether)},
|
|
accounts[3].addr: {Balance: big.NewInt(params.Ether)},
|
|
},
|
|
}
|
|
genBlocks := 1
|
|
signer := types.HomesteadSigner{}
|
|
blockChain := newTestBlockChain(t, genBlocks, genesis, func(_ int, b *core.BlockGen) {
|
|
// Transfer from account[0] to account[1]
|
|
// value: 1000 wei
|
|
// fee: 0 wei
|
|
for _, account := range accounts[:3] {
|
|
tx, _ := types.SignTx(types.NewTx(&types.LegacyTx{
|
|
Nonce: 0,
|
|
To: &accounts[3].addr,
|
|
Value: big.NewInt(1000),
|
|
Gas: params.TxGas,
|
|
GasPrice: b.BaseFee(),
|
|
Data: nil}),
|
|
signer, account.key)
|
|
b.AddTx(tx)
|
|
}
|
|
})
|
|
defer blockChain.Stop()
|
|
|
|
// Create a debug API instance.
|
|
api := NewDebugAPI(&Ethereum{blockchain: blockChain})
|
|
|
|
// Test GetModifiedAccountsByNumber
|
|
t.Run("GetModifiedAccountsByNumber", func(t *testing.T) {
|
|
addrs, err := api.GetModifiedAccountsByNumber(uint64(genBlocks), nil)
|
|
assert.NoError(t, err)
|
|
assert.Len(t, addrs, len(accounts)+1) // +1 for the coinbase
|
|
for _, account := range accounts {
|
|
if !slices.Contains(addrs, account.addr) {
|
|
t.Fatalf("account %s not found in modified accounts", account.addr.Hex())
|
|
}
|
|
}
|
|
})
|
|
|
|
// Test GetModifiedAccountsByHash
|
|
t.Run("GetModifiedAccountsByHash", func(t *testing.T) {
|
|
header := blockChain.GetHeaderByNumber(uint64(genBlocks))
|
|
addrs, err := api.GetModifiedAccountsByHash(header.Hash(), nil)
|
|
assert.NoError(t, err)
|
|
assert.Len(t, addrs, len(accounts)+1) // +1 for the coinbase
|
|
for _, account := range accounts {
|
|
if !slices.Contains(addrs, account.addr) {
|
|
t.Fatalf("account %s not found in modified accounts", account.addr.Hex())
|
|
}
|
|
}
|
|
})
|
|
}
|