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core: check if sender is EOA #23303

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Aug 7, 2021
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3 changes: 3 additions & 0 deletions core/error.go
Original file line number Diff line number Diff line change
Expand Up @@ -87,4 +87,7 @@ var (
// ErrFeeCapTooLow is returned if the transaction fee cap is less than the
// the base fee of the block.
ErrFeeCapTooLow = errors.New("max fee per gas less than block base fee")

// ErrSenderNoEOA is returned if the sender of a transaction is a contract.
ErrSenderNoEOA = errors.New("sender not an eoa")
)
42 changes: 41 additions & 1 deletion core/state_processor_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -195,7 +195,7 @@ func TestStateProcessorErrors(t *testing.T) {
}
}

// One final error is ErrTxTypeNotSupported. For this, we need an older chain
// ErrTxTypeNotSupported, For this, we need an older chain
{
var (
db = rawdb.NewMemoryDatabase()
Expand Down Expand Up @@ -244,6 +244,46 @@ func TestStateProcessorErrors(t *testing.T) {
}
}
}

// ErrSenderNoEOA, for this we need the sender to have contract code
{
var (
db = rawdb.NewMemoryDatabase()
gspec = &Genesis{
Config: config,
Alloc: GenesisAlloc{
common.HexToAddress("0x71562b71999873DB5b286dF957af199Ec94617F7"): GenesisAccount{
Balance: big.NewInt(1000000000000000000), // 1 ether
Nonce: 0,
Code: common.FromHex("0xB0B0FACE"),
},
},
}
genesis = gspec.MustCommit(db)
blockchain, _ = NewBlockChain(db, nil, gspec.Config, ethash.NewFaker(), vm.Config{}, nil, nil)
)
defer blockchain.Stop()
for i, tt := range []struct {
txs []*types.Transaction
want string
}{
{ // ErrSenderNoEOA
txs: []*types.Transaction{
mkDynamicTx(0, common.Address{}, params.TxGas-1000, big.NewInt(0), big.NewInt(0)),
},
want: "could not apply tx 0 [0x88626ac0d53cb65308f2416103c62bb1f18b805573d4f96a3640bbbfff13c14f]: sender not an eoa: address 0x71562b71999873DB5b286dF957af199Ec94617F7, codehash: 0x9280914443471259d4570a8661015ae4a5b80186dbc619658fb494bebc3da3d1",
},
} {
block := GenerateBadBlock(genesis, ethash.NewFaker(), tt.txs, gspec.Config)
_, err := blockchain.InsertChain(types.Blocks{block})
if err == nil {
t.Fatal("block imported without errors")
}
if have, want := err.Error(), tt.want; have != want {
t.Errorf("test %d:\nhave \"%v\"\nwant \"%v\"\n", i, have, want)
}
}
}
}

// GenerateBadBlock constructs a "block" which contains the transactions. The transactions are not expected to be
Expand Down
8 changes: 8 additions & 0 deletions core/state_transition.go
Original file line number Diff line number Diff line change
Expand Up @@ -25,9 +25,12 @@ import (
cmath "github.com/ethereum/go-ethereum/common/math"
"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"
)

var emptyCodeHash = crypto.Keccak256Hash(nil)

/*
The State Transitioning Model

Expand Down Expand Up @@ -220,6 +223,11 @@ func (st *StateTransition) preCheck() error {
st.msg.From().Hex(), msgNonce, stNonce)
}
}
// Make sure the sender is an EOA
if codeHash := st.state.GetCodeHash(st.msg.From()); codeHash != emptyCodeHash && codeHash != (common.Hash{}) {
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Why did you check against the zero hash? That should never happen.

return fmt.Errorf("%w: address %v, codehash: %s", ErrSenderNoEOA,
rjl493456442 marked this conversation as resolved.
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st.msg.From().Hex(), codeHash)
}
// Make sure that transaction gasFeeCap is greater than the baseFee (post london)
if st.evm.ChainConfig().IsLondon(st.evm.Context.BlockNumber) {
// Skip the checks if gas fields are zero and baseFee was explicitly disabled (eth_call)
Expand Down
10 changes: 5 additions & 5 deletions eth/tracers/api_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -417,24 +417,24 @@ func TestOverriddenTraceCall(t *testing.T) {
},
},
}
for _, testspec := range testSuite {
for i, testspec := range testSuite {
result, err := api.TraceCall(context.Background(), testspec.call, rpc.BlockNumberOrHash{BlockNumber: &testspec.blockNumber}, testspec.config)
if testspec.expectErr != nil {
if err == nil {
t.Errorf("Expect error %v, get nothing", testspec.expectErr)
t.Errorf("test %d: want error %v, have nothing", i, testspec.expectErr)
continue
}
if !errors.Is(err, testspec.expectErr) {
t.Errorf("Error mismatch, want %v, get %v", testspec.expectErr, err)
t.Errorf("test %d: error mismatch, want %v, have %v", i, testspec.expectErr, err)
}
} else {
if err != nil {
t.Errorf("Expect no error, get %v", err)
t.Errorf("test %d: want no error, have %v", i, err)
continue
}
ret := new(callTrace)
if err := json.Unmarshal(result.(json.RawMessage), ret); err != nil {
t.Fatalf("failed to unmarshal trace result: %v", err)
t.Fatalf("test %d: failed to unmarshal trace result: %v", i, err)
}
if !jsonEqual(ret, testspec.expect) {
// uncomment this for easier debugging
Expand Down
37 changes: 29 additions & 8 deletions tests/init_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -34,10 +34,10 @@ import (
)

var (
baseDir = filepath.Join(".", "testdata")
blockTestDir = filepath.Join(baseDir, "BlockchainTests")
stateTestDir = filepath.Join(baseDir, "GeneralStateTests")
legacyStateTestDir = filepath.Join(baseDir, "LegacyTests", "Constantinople", "GeneralStateTests")
baseDir = filepath.Join(".", "testdata")
blockTestDir = filepath.Join(baseDir, "BlockchainTests")
stateTestDir = filepath.Join(baseDir, "GeneralStateTests")
//legacyStateTestDir = filepath.Join(baseDir, "LegacyTests", "Constantinople", "GeneralStateTests")
transactionTestDir = filepath.Join(baseDir, "TransactionTests")
vmTestDir = filepath.Join(baseDir, "VMTests")
rlpTestDir = filepath.Join(baseDir, "RLPTests")
Expand Down Expand Up @@ -89,10 +89,11 @@ func findLine(data []byte, offset int64) (line int) {

// testMatcher controls skipping and chain config assignment to tests.
type testMatcher struct {
configpat []testConfig
failpat []testFailure
skiploadpat []*regexp.Regexp
slowpat []*regexp.Regexp
configpat []testConfig
failpat []testFailure
skiploadpat []*regexp.Regexp
slowpat []*regexp.Regexp
runonlylistpat *regexp.Regexp
}

type testConfig struct {
Expand Down Expand Up @@ -123,6 +124,10 @@ func (tm *testMatcher) fails(pattern string, reason string) {
tm.failpat = append(tm.failpat, testFailure{regexp.MustCompile(pattern), reason})
}

func (tm *testMatcher) runonly(pattern string) {
tm.runonlylistpat = regexp.MustCompile(pattern)
}

// config defines chain config for tests matching the pattern.
func (tm *testMatcher) config(pattern string, cfg params.ChainConfig) {
tm.configpat = append(tm.configpat, testConfig{regexp.MustCompile(pattern), cfg})
Expand Down Expand Up @@ -212,6 +217,11 @@ func (tm *testMatcher) runTestFile(t *testing.T, path, name string, runTest inte
if r, _ := tm.findSkip(name); r != "" {
t.Skip(r)
}
if tm.runonlylistpat != nil {
if !tm.runonlylistpat.MatchString(name) {
t.Skip("Skipped by runonly")
}
}
t.Parallel()

// Load the file as map[string]<testType>.
Expand Down Expand Up @@ -265,3 +275,14 @@ func runTestFunc(runTest interface{}, t *testing.T, name string, m reflect.Value
m.MapIndex(reflect.ValueOf(key)),
})
}

func TestMatcherRunonlylist(t *testing.T) {
t.Parallel()
tm := new(testMatcher)
tm.runonly("invalid*")
tm.walk(t, rlpTestDir, func(t *testing.T, name string, test *RLPTest) {
if name[:len("invalidRLPTest.json")] != "invalidRLPTest.json" {
t.Fatalf("invalid test found: %s != invalidRLPTest.json", name)
}
})
}
7 changes: 5 additions & 2 deletions tests/state_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,8 @@ func TestState(t *testing.T) {

// Uses 1GB RAM per tested fork
st.skipLoad(`^stStaticCall/static_Call1MB`)

// Un-skip this when https://github.com/ethereum/tests/issues/908 is closed
st.skipLoad(`^stQuadraticComplexityTest/QuadraticComplexitySolidity_CallDataCopy`)
// Broken tests:
// Expected failures:
//st.fails(`^stRevertTest/RevertPrecompiledTouch(_storage)?\.json/Byzantium/0`, "bug in test")
Expand All @@ -58,7 +59,9 @@ func TestState(t *testing.T) {
// For Istanbul, older tests were moved into LegacyTests
for _, dir := range []string{
stateTestDir,
legacyStateTestDir,
// legacy state tests are disabled, due to them not being
// regenerated for the no-sender-eoa change.
//legacyStateTestDir,
} {
st.walk(t, dir, func(t *testing.T, name string, test *StateTest) {
for _, subtest := range test.Subtests() {
Expand Down