499c6b5c36
* Adding L1RollupTxId field to Transactions * Adding rollup transactions signing key config and bug fixing within api.go. Signing key and endpoint will be removed when go handles batch fetching
292 lines
9.4 KiB
Go
292 lines
9.4 KiB
Go
// Copyright 2015 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 tests
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import (
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"encoding/hex"
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"encoding/json"
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"fmt"
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"math/big"
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"strconv"
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"strings"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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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/types"
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"github.com/ethereum/go-ethereum/core/vm"
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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/params"
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"github.com/ethereum/go-ethereum/rlp"
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"golang.org/x/crypto/sha3"
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)
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// StateTest checks transaction processing without block context.
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// See https://github.com/ethereum/EIPs/issues/176 for the test format specification.
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type StateTest struct {
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json stJSON
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}
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// StateSubtest selects a specific configuration of a General State Test.
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type StateSubtest struct {
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Fork string
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Index int
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}
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func (t *StateTest) UnmarshalJSON(in []byte) error {
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return json.Unmarshal(in, &t.json)
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}
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type stJSON struct {
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Env stEnv `json:"env"`
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Pre core.GenesisAlloc `json:"pre"`
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Tx stTransaction `json:"transaction"`
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Out hexutil.Bytes `json:"out"`
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Post map[string][]stPostState `json:"post"`
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}
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type stPostState struct {
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Root common.UnprefixedHash `json:"hash"`
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Logs common.UnprefixedHash `json:"logs"`
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Indexes struct {
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Data int `json:"data"`
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Gas int `json:"gas"`
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Value int `json:"value"`
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}
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}
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//go:generate gencodec -type stEnv -field-override stEnvMarshaling -out gen_stenv.go
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type stEnv struct {
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Coinbase common.Address `json:"currentCoinbase" gencodec:"required"`
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Difficulty *big.Int `json:"currentDifficulty" gencodec:"required"`
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GasLimit uint64 `json:"currentGasLimit" gencodec:"required"`
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Number uint64 `json:"currentNumber" gencodec:"required"`
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Timestamp uint64 `json:"currentTimestamp" gencodec:"required"`
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}
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type stEnvMarshaling struct {
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Coinbase common.UnprefixedAddress
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Difficulty *math.HexOrDecimal256
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GasLimit math.HexOrDecimal64
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Number math.HexOrDecimal64
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Timestamp math.HexOrDecimal64
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}
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//go:generate gencodec -type stTransaction -field-override stTransactionMarshaling -out gen_sttransaction.go
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type stTransaction struct {
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GasPrice *big.Int `json:"gasPrice"`
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Nonce uint64 `json:"nonce"`
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To string `json:"to"`
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Data []string `json:"data"`
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GasLimit []uint64 `json:"gasLimit"`
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Value []string `json:"value"`
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PrivateKey []byte `json:"secretKey"`
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}
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type stTransactionMarshaling struct {
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GasPrice *math.HexOrDecimal256
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Nonce math.HexOrDecimal64
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GasLimit []math.HexOrDecimal64
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PrivateKey hexutil.Bytes
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}
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// getVMConfig takes a fork definition and returns a chain config.
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// The fork definition can be
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// - a plain forkname, e.g. `Byzantium`,
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// - a fork basename, and a list of EIPs to enable; e.g. `Byzantium+1884+1283`.
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func getVMConfig(forkString string) (baseConfig *params.ChainConfig, eips []int, err error) {
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var (
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splitForks = strings.Split(forkString, "+")
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ok bool
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baseName, eipsStrings = splitForks[0], splitForks[1:]
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)
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if baseConfig, ok = Forks[baseName]; !ok {
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return nil, nil, UnsupportedForkError{baseName}
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}
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for _, eip := range eipsStrings {
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if eipNum, err := strconv.Atoi(eip); err != nil {
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return nil, nil, fmt.Errorf("syntax error, invalid eip number %v", eipNum)
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} else {
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eips = append(eips, eipNum)
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}
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}
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return baseConfig, eips, nil
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}
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// Subtests returns all valid subtests of the test.
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func (t *StateTest) Subtests() []StateSubtest {
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var sub []StateSubtest
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for fork, pss := range t.json.Post {
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for i := range pss {
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sub = append(sub, StateSubtest{fork, i})
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}
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}
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return sub
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}
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// Run executes a specific subtest and verifies the post-state and logs
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func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) (*state.StateDB, error) {
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statedb, root, err := t.RunNoVerify(subtest, vmconfig)
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if err != nil {
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return statedb, err
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}
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post := t.json.Post[subtest.Fork][subtest.Index]
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// N.B: We need to do this in a two-step process, because the first Commit takes care
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// of suicides, and we need to touch the coinbase _after_ it has potentially suicided.
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if root != common.Hash(post.Root) {
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return statedb, fmt.Errorf("post state root mismatch: got %x, want %x", root, post.Root)
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}
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if logs := rlpHash(statedb.Logs()); logs != common.Hash(post.Logs) {
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return statedb, fmt.Errorf("post state logs hash mismatch: got %x, want %x", logs, post.Logs)
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}
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return statedb, nil
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}
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// RunNoVerify runs a specific subtest and returns the statedb and post-state root
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func (t *StateTest) RunNoVerify(subtest StateSubtest, vmconfig vm.Config) (*state.StateDB, common.Hash, error) {
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config, eips, err := getVMConfig(subtest.Fork)
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if err != nil {
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return nil, common.Hash{}, UnsupportedForkError{subtest.Fork}
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}
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vmconfig.ExtraEips = eips
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block := t.genesis(config).ToBlock(nil)
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statedb := MakePreState(rawdb.NewMemoryDatabase(), t.json.Pre)
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post := t.json.Post[subtest.Fork][subtest.Index]
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msg, err := t.json.Tx.toMessage(post)
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if err != nil {
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return nil, common.Hash{}, err
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}
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context := core.NewEVMContext(msg, block.Header(), nil, &t.json.Env.Coinbase)
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context.GetHash = vmTestBlockHash
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evm := vm.NewEVM(context, statedb, config, vmconfig)
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gaspool := new(core.GasPool)
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gaspool.AddGas(block.GasLimit())
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snapshot := statedb.Snapshot()
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if _, _, _, err := core.ApplyMessage(evm, msg, gaspool); err != nil {
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statedb.RevertToSnapshot(snapshot)
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}
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// Commit block
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statedb.Commit(config.IsEIP158(block.Number()))
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// Add 0-value mining reward. This only makes a difference in the cases
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// where
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// - the coinbase suicided, or
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// - there are only 'bad' transactions, which aren't executed. In those cases,
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// the coinbase gets no txfee, so isn't created, and thus needs to be touched
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statedb.AddBalance(block.Coinbase(), new(big.Int))
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// And _now_ get the state root
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root := statedb.IntermediateRoot(config.IsEIP158(block.Number()))
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return statedb, root, nil
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}
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func (t *StateTest) gasLimit(subtest StateSubtest) uint64 {
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return t.json.Tx.GasLimit[t.json.Post[subtest.Fork][subtest.Index].Indexes.Gas]
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}
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func MakePreState(db ethdb.Database, accounts core.GenesisAlloc) *state.StateDB {
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sdb := state.NewDatabase(db)
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statedb, _ := state.New(common.Hash{}, sdb)
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for addr, a := range accounts {
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statedb.SetCode(addr, a.Code)
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statedb.SetNonce(addr, a.Nonce)
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statedb.SetBalance(addr, a.Balance)
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for k, v := range a.Storage {
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statedb.SetState(addr, k, v)
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}
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}
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// Commit and re-open to start with a clean state.
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root, _ := statedb.Commit(false)
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statedb, _ = state.New(root, sdb)
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return statedb
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}
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func (t *StateTest) genesis(config *params.ChainConfig) *core.Genesis {
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return &core.Genesis{
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Config: config,
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Coinbase: t.json.Env.Coinbase,
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Difficulty: t.json.Env.Difficulty,
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GasLimit: t.json.Env.GasLimit,
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Number: t.json.Env.Number,
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Timestamp: t.json.Env.Timestamp,
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Alloc: t.json.Pre,
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}
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}
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func (tx *stTransaction) toMessage(ps stPostState) (core.Message, error) {
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// Derive sender from private key if present.
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var from common.Address
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if len(tx.PrivateKey) > 0 {
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key, err := crypto.ToECDSA(tx.PrivateKey)
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if err != nil {
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return nil, fmt.Errorf("invalid private key: %v", err)
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}
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from = crypto.PubkeyToAddress(key.PublicKey)
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}
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// Parse recipient if present.
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var to *common.Address
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if tx.To != "" {
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to = new(common.Address)
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if err := to.UnmarshalText([]byte(tx.To)); err != nil {
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return nil, fmt.Errorf("invalid to address: %v", err)
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}
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}
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// Get values specific to this post state.
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if ps.Indexes.Data > len(tx.Data) {
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return nil, fmt.Errorf("tx data index %d out of bounds", ps.Indexes.Data)
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}
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if ps.Indexes.Value > len(tx.Value) {
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return nil, fmt.Errorf("tx value index %d out of bounds", ps.Indexes.Value)
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}
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if ps.Indexes.Gas > len(tx.GasLimit) {
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return nil, fmt.Errorf("tx gas limit index %d out of bounds", ps.Indexes.Gas)
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}
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dataHex := tx.Data[ps.Indexes.Data]
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valueHex := tx.Value[ps.Indexes.Value]
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gasLimit := tx.GasLimit[ps.Indexes.Gas]
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// Value, Data hex encoding is messy: https://github.com/ethereum/tests/issues/203
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value := new(big.Int)
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if valueHex != "0x" {
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v, ok := math.ParseBig256(valueHex)
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if !ok {
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return nil, fmt.Errorf("invalid tx value %q", valueHex)
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}
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value = v
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}
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data, err := hex.DecodeString(strings.TrimPrefix(dataHex, "0x"))
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if err != nil {
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return nil, fmt.Errorf("invalid tx data %q", dataHex)
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}
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msg := types.NewMessage(from, to, tx.Nonce, value, gasLimit, tx.GasPrice, data, true, nil, nil)
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return msg, nil
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}
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func rlpHash(x interface{}) (h common.Hash) {
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hw := sha3.NewLegacyKeccak256()
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rlp.Encode(hw, x)
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hw.Sum(h[:0])
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return h
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}
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