bbc565ab05
* core/types, params: add blob transaction type, RLP encoded for now * all: integrate Cancun (and timestamp based forks) into MakeSigner * core/types: fix 2 back-and-forth type refactors * core: fix review comment * core/types: swap blob tx type id to 0x03
454 lines
15 KiB
Go
454 lines
15 KiB
Go
// Copyright 2016 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 les
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import (
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"bytes"
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"context"
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"crypto/rand"
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"fmt"
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"math/big"
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"reflect"
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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/common/math"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/core/rawdb"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/core/txpool"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/light"
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/rlp"
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)
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type odrTestFn func(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte
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func TestOdrGetBlockLes2(t *testing.T) { testOdr(t, 2, 1, true, odrGetBlock) }
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func TestOdrGetBlockLes3(t *testing.T) { testOdr(t, 3, 1, true, odrGetBlock) }
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func TestOdrGetBlockLes4(t *testing.T) { testOdr(t, 4, 1, true, odrGetBlock) }
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func odrGetBlock(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
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var block *types.Block
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if bc != nil {
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block = bc.GetBlockByHash(bhash)
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} else {
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block, _ = lc.GetBlockByHash(ctx, bhash)
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}
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if block == nil {
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return nil
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}
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rlp, _ := rlp.EncodeToBytes(block)
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return rlp
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}
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func TestOdrGetReceiptsLes2(t *testing.T) { testOdr(t, 2, 1, true, odrGetReceipts) }
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func TestOdrGetReceiptsLes3(t *testing.T) { testOdr(t, 3, 1, true, odrGetReceipts) }
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func TestOdrGetReceiptsLes4(t *testing.T) { testOdr(t, 4, 1, true, odrGetReceipts) }
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func odrGetReceipts(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
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var receipts types.Receipts
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if bc != nil {
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if number := rawdb.ReadHeaderNumber(db, bhash); number != nil {
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if header := rawdb.ReadHeader(db, bhash, *number); header != nil {
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receipts = rawdb.ReadReceipts(db, bhash, *number, header.Time, config)
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}
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}
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} else {
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if number := rawdb.ReadHeaderNumber(db, bhash); number != nil {
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receipts, _ = light.GetBlockReceipts(ctx, lc.Odr(), bhash, *number)
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}
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}
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if receipts == nil {
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return nil
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}
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rlp, _ := rlp.EncodeToBytes(receipts)
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return rlp
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}
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func TestOdrAccountsLes2(t *testing.T) { testOdr(t, 2, 1, true, odrAccounts) }
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func TestOdrAccountsLes3(t *testing.T) { testOdr(t, 3, 1, true, odrAccounts) }
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func TestOdrAccountsLes4(t *testing.T) { testOdr(t, 4, 1, true, odrAccounts) }
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func odrAccounts(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
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dummyAddr := common.HexToAddress("1234567812345678123456781234567812345678")
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acc := []common.Address{bankAddr, userAddr1, userAddr2, dummyAddr}
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var (
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res []byte
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st *state.StateDB
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err error
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)
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for _, addr := range acc {
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if bc != nil {
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header := bc.GetHeaderByHash(bhash)
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st, err = state.New(header.Root, state.NewDatabase(db), nil)
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} else {
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header := lc.GetHeaderByHash(bhash)
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st = light.NewState(ctx, header, lc.Odr())
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}
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if err == nil {
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bal := st.GetBalance(addr)
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rlp, _ := rlp.EncodeToBytes(bal)
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res = append(res, rlp...)
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}
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}
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return res
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}
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func TestOdrContractCallLes2(t *testing.T) { testOdr(t, 2, 2, true, odrContractCall) }
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func TestOdrContractCallLes3(t *testing.T) { testOdr(t, 3, 2, true, odrContractCall) }
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func TestOdrContractCallLes4(t *testing.T) { testOdr(t, 4, 2, true, odrContractCall) }
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func odrContractCall(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
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data := common.Hex2Bytes("60CD26850000000000000000000000000000000000000000000000000000000000000000")
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var res []byte
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for i := 0; i < 3; i++ {
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data[35] = byte(i)
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if bc != nil {
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header := bc.GetHeaderByHash(bhash)
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statedb, err := state.New(header.Root, bc.StateCache(), nil)
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if err == nil {
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from := statedb.GetOrNewStateObject(bankAddr)
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from.SetBalance(math.MaxBig256)
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msg := &core.Message{
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From: from.Address(),
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To: &testContractAddr,
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Value: new(big.Int),
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GasLimit: 100000,
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GasPrice: big.NewInt(params.InitialBaseFee),
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GasFeeCap: big.NewInt(params.InitialBaseFee),
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GasTipCap: new(big.Int),
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Data: data,
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SkipAccountChecks: true,
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}
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context := core.NewEVMBlockContext(header, bc, nil)
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txContext := core.NewEVMTxContext(msg)
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vmenv := vm.NewEVM(context, txContext, statedb, config, vm.Config{NoBaseFee: true})
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//vmenv := core.NewEnv(statedb, config, bc, msg, header, vm.Config{})
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gp := new(core.GasPool).AddGas(math.MaxUint64)
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result, _ := core.ApplyMessage(vmenv, msg, gp)
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res = append(res, result.Return()...)
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}
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} else {
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header := lc.GetHeaderByHash(bhash)
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state := light.NewState(ctx, header, lc.Odr())
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state.SetBalance(bankAddr, math.MaxBig256)
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msg := &core.Message{
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From: bankAddr,
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To: &testContractAddr,
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Value: new(big.Int),
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GasLimit: 100000,
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GasPrice: big.NewInt(params.InitialBaseFee),
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GasFeeCap: big.NewInt(params.InitialBaseFee),
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GasTipCap: new(big.Int),
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Data: data,
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SkipAccountChecks: true,
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}
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context := core.NewEVMBlockContext(header, lc, nil)
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txContext := core.NewEVMTxContext(msg)
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vmenv := vm.NewEVM(context, txContext, state, config, vm.Config{NoBaseFee: true})
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gp := new(core.GasPool).AddGas(math.MaxUint64)
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result, _ := core.ApplyMessage(vmenv, msg, gp)
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if state.Error() == nil {
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res = append(res, result.Return()...)
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}
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}
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}
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return res
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}
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func TestOdrTxStatusLes2(t *testing.T) { testOdr(t, 2, 1, false, odrTxStatus) }
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func TestOdrTxStatusLes3(t *testing.T) { testOdr(t, 3, 1, false, odrTxStatus) }
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func TestOdrTxStatusLes4(t *testing.T) { testOdr(t, 4, 1, false, odrTxStatus) }
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func odrTxStatus(ctx context.Context, db ethdb.Database, config *params.ChainConfig, bc *core.BlockChain, lc *light.LightChain, bhash common.Hash) []byte {
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var txs types.Transactions
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if bc != nil {
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block := bc.GetBlockByHash(bhash)
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txs = block.Transactions()
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} else {
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if block, _ := lc.GetBlockByHash(ctx, bhash); block != nil {
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btxs := block.Transactions()
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txs = make(types.Transactions, len(btxs))
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for i, tx := range btxs {
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var err error
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txs[i], _, _, _, err = light.GetTransaction(ctx, lc.Odr(), tx.Hash())
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if err != nil {
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return nil
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}
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}
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}
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}
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rlp, _ := rlp.EncodeToBytes(txs)
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return rlp
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}
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// testOdr tests odr requests whose validation guaranteed by block headers.
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func testOdr(t *testing.T, protocol int, expFail uint64, checkCached bool, fn odrTestFn) {
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// Assemble the test environment
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netconfig := testnetConfig{
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blocks: 4,
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protocol: protocol,
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connect: true,
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nopruning: true,
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}
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server, client, tearDown := newClientServerEnv(t, netconfig)
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defer tearDown()
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// Ensure the client has synced all necessary data.
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clientHead := client.handler.backend.blockchain.CurrentHeader()
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if clientHead.Number.Uint64() != 4 {
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t.Fatalf("Failed to sync the chain with server, head: %v", clientHead.Number.Uint64())
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}
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// Disable the mechanism that we will wait a few time for request
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// even there is no suitable peer to send right now.
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waitForPeers = 0
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test := func(expFail uint64) {
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// Mark this as a helper to put the failures at the correct lines
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t.Helper()
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for i := uint64(0); i <= server.handler.blockchain.CurrentHeader().Number.Uint64(); i++ {
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bhash := rawdb.ReadCanonicalHash(server.db, i)
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b1 := fn(light.NoOdr, server.db, server.handler.server.chainConfig, server.handler.blockchain, nil, bhash)
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// Set the timeout as 1 second here, ensure there is enough time
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// for travis to make the action.
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ctx, cancel := context.WithTimeout(context.Background(), time.Second)
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b2 := fn(ctx, client.db, client.handler.backend.chainConfig, nil, client.handler.backend.blockchain, bhash)
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cancel()
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eq := bytes.Equal(b1, b2)
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exp := i < expFail
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if exp && !eq {
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t.Fatalf("odr mismatch: have %x, want %x", b2, b1)
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}
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if !exp && eq {
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t.Fatalf("unexpected odr match")
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}
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}
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}
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// expect retrievals to fail (except genesis block) without a les peer
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client.handler.backend.peers.lock.Lock()
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client.peer.speer.hasBlockHook = func(common.Hash, uint64, bool) bool { return false }
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client.handler.backend.peers.lock.Unlock()
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test(expFail)
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// expect all retrievals to pass
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client.handler.backend.peers.lock.Lock()
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client.peer.speer.hasBlockHook = func(common.Hash, uint64, bool) bool { return true }
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client.handler.backend.peers.lock.Unlock()
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test(5)
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// still expect all retrievals to pass, now data should be cached locally
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if checkCached {
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client.handler.backend.peers.unregister(client.peer.speer.id)
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time.Sleep(time.Millisecond * 10) // ensure that all peerSetNotify callbacks are executed
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test(5)
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}
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}
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func TestGetTxStatusFromUnindexedPeersLES4(t *testing.T) { testGetTxStatusFromUnindexedPeers(t, lpv4) }
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func testGetTxStatusFromUnindexedPeers(t *testing.T, protocol int) {
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var (
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blocks = 8
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netconfig = testnetConfig{
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blocks: blocks,
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protocol: protocol,
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nopruning: true,
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}
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)
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server, client, tearDown := newClientServerEnv(t, netconfig)
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defer tearDown()
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// Iterate the chain, create the tx indexes locally
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var (
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testHash common.Hash
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testStatus light.TxStatus
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txs = make(map[common.Hash]*types.Transaction) // Transaction objects set
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blockNumbers = make(map[common.Hash]uint64) // Transaction hash to block number mappings
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blockHashes = make(map[common.Hash]common.Hash) // Transaction hash to block hash mappings
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intraIndex = make(map[common.Hash]uint64) // Transaction intra-index in block
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)
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for number := uint64(1); number < server.backend.Blockchain().CurrentBlock().Number.Uint64(); number++ {
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block := server.backend.Blockchain().GetBlockByNumber(number)
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if block == nil {
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t.Fatalf("Failed to retrieve block %d", number)
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}
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for index, tx := range block.Transactions() {
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txs[tx.Hash()] = tx
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blockNumbers[tx.Hash()] = number
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blockHashes[tx.Hash()] = block.Hash()
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intraIndex[tx.Hash()] = uint64(index)
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if testHash == (common.Hash{}) {
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testHash = tx.Hash()
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testStatus = light.TxStatus{
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Status: txpool.TxStatusIncluded,
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Lookup: &rawdb.LegacyTxLookupEntry{
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BlockHash: block.Hash(),
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BlockIndex: block.NumberU64(),
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Index: uint64(index),
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},
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}
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}
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}
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}
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// serveMsg processes incoming GetTxStatusMsg and sends the response back.
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serveMsg := func(peer *testPeer, txLookup uint64) error {
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msg, err := peer.app.ReadMsg()
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if err != nil {
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return err
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}
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if msg.Code != GetTxStatusMsg {
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return fmt.Errorf("message code mismatch: got %d, expected %d", msg.Code, GetTxStatusMsg)
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}
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var r GetTxStatusPacket
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if err := msg.Decode(&r); err != nil {
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return err
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}
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stats := make([]light.TxStatus, len(r.Hashes))
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for i, hash := range r.Hashes {
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number, exist := blockNumbers[hash]
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if !exist {
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continue // Filter out unknown transactions
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}
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min := uint64(blocks) - txLookup
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if txLookup != txIndexUnlimited && (txLookup == txIndexDisabled || number < min) {
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continue // Filter out unindexed transactions
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}
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stats[i].Status = txpool.TxStatusIncluded
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stats[i].Lookup = &rawdb.LegacyTxLookupEntry{
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BlockHash: blockHashes[hash],
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BlockIndex: number,
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Index: intraIndex[hash],
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}
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}
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data, _ := rlp.EncodeToBytes(stats)
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reply := &reply{peer.app, TxStatusMsg, r.ReqID, data}
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reply.send(testBufLimit)
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return nil
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}
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var testspecs = []struct {
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peers int
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txLookups []uint64
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txs []common.Hash
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results []light.TxStatus
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}{
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// Retrieve mined transaction from the empty peerset
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{
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peers: 0,
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txLookups: []uint64{},
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txs: []common.Hash{testHash},
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results: []light.TxStatus{{}},
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},
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// Retrieve unknown transaction from the full peers
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{
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peers: 3,
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txLookups: []uint64{txIndexUnlimited, txIndexUnlimited, txIndexUnlimited},
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txs: []common.Hash{randomHash()},
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results: []light.TxStatus{{}},
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},
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// Retrieve mined transaction from the full peers
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{
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peers: 3,
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txLookups: []uint64{txIndexUnlimited, txIndexUnlimited, txIndexUnlimited},
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txs: []common.Hash{testHash},
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results: []light.TxStatus{testStatus},
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},
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// Retrieve mixed transactions from the full peers
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{
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peers: 3,
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txLookups: []uint64{txIndexUnlimited, txIndexUnlimited, txIndexUnlimited},
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txs: []common.Hash{randomHash(), testHash},
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results: []light.TxStatus{{}, testStatus},
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},
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// Retrieve mixed transactions from unindexed peer(but the target is still available)
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{
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peers: 3,
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txLookups: []uint64{uint64(blocks) - testStatus.Lookup.BlockIndex, uint64(blocks) - testStatus.Lookup.BlockIndex - 1, uint64(blocks) - testStatus.Lookup.BlockIndex - 2},
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txs: []common.Hash{randomHash(), testHash},
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results: []light.TxStatus{{}, testStatus},
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},
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// Retrieve mixed transactions from unindexed peer(but the target is not available)
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{
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peers: 3,
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txLookups: []uint64{uint64(blocks) - testStatus.Lookup.BlockIndex - 1, uint64(blocks) - testStatus.Lookup.BlockIndex - 1, uint64(blocks) - testStatus.Lookup.BlockIndex - 2},
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txs: []common.Hash{randomHash(), testHash},
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results: []light.TxStatus{{}, {}},
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},
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}
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for _, testspec := range testspecs {
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// Create a bunch of server peers with different tx history
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var (
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closeFns []func()
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)
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for i := 0; i < testspec.peers; i++ {
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peer, closePeer, _ := client.newRawPeer(t, fmt.Sprintf("server-%d", i), protocol, testspec.txLookups[i])
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closeFns = append(closeFns, closePeer)
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// Create a one-time routine for serving message
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go func(i int, peer *testPeer, lookup uint64) {
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serveMsg(peer, lookup)
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}(i, peer, testspec.txLookups[i])
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}
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// Send out the GetTxStatus requests, compare the result with
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// expected value.
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r := &light.TxStatusRequest{Hashes: testspec.txs}
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ctx, cancel := context.WithTimeout(context.Background(), time.Second)
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defer cancel()
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err := client.handler.backend.odr.RetrieveTxStatus(ctx, r)
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if err != nil {
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t.Errorf("Failed to retrieve tx status %v", err)
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} else {
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if !reflect.DeepEqual(testspec.results, r.Status) {
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t.Errorf("Result mismatch, diff")
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}
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}
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// Close all connected peers and start the next round
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for _, closeFn := range closeFns {
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closeFn()
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}
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}
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}
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// randomHash generates a random blob of data and returns it as a hash.
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func randomHash() common.Hash {
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var hash common.Hash
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if n, err := rand.Read(hash[:]); n != common.HashLength || err != nil {
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|
panic(err)
|
|
}
|
|
return hash
|
|
}
|