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core: allow to use state root in header

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This commit is contained in:
Evgenii Stratonikov 2020-11-17 15:57:50 +03:00
parent 3025b42c65
commit 1869d6d460
37 changed files with 349 additions and 124 deletions
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2
cli/server/server.go
View file

@ -281,7 +281,7 @@ func restoreDB(ctx *cli.Context) error {
default:
}
bytes, err := readBlock(reader)
block := block.New(cfg.ProtocolConfiguration.Magic)
block := block.New(cfg.ProtocolConfiguration.Magic, cfg.ProtocolConfiguration.StateRootInHeader)
newReader := io.NewBinReaderFromBuf(bytes)
block.DecodeBinary(newReader)
if err != nil {

2
pkg/compiler/interop_test.go
View file

@ -105,7 +105,7 @@ func TestAppCall(t *testing.T) {
require.NoError(t, err)
ih := hash.Hash160(inner)
ic := interop.NewContext(trigger.Application, nil, dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet), nil, nil, nil, zaptest.NewLogger(t))
ic := interop.NewContext(trigger.Application, nil, dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false), nil, nil, nil, zaptest.NewLogger(t))
require.NoError(t, ic.DAO.PutContractState(&state.Contract{
Script: inner,
Manifest: *m,

2
pkg/config/protocol_config.go
View file

@ -24,6 +24,8 @@ type (
SecondsPerBlock int `yaml:"SecondsPerBlock"`
SeedList []string `yaml:"SeedList"`
StandbyCommittee []string `yaml:"StandbyCommittee"`
// StateRooInHeader enables storing state root in block header.
StateRootInHeader bool `yaml:"StateRootInHeader"`
ValidatorsCount int `yaml:"ValidatorsCount"`
// Whether to verify received blocks.
VerifyBlocks bool `yaml:"VerifyBlocks"`

47
pkg/consensus/consensus.go
View file

@ -2,6 +2,7 @@ package consensus
import (
"errors"
"fmt"
"sort"
"time"
@ -73,6 +74,8 @@ type service struct {
lastProposal []util.Uint256
wallet *wallet.Wallet
network netmode.Magic
// stateRootEnabled specifies if state root should be exchanged and checked during consensus.
stateRootEnabled bool
// started is a flag set with Start method that runs an event handling
// goroutine.
started *atomic.Bool
@ -119,6 +122,7 @@ func NewService(cfg Config) (Service, error) {
transactions: make(chan *transaction.Transaction, 100),
blockEvents: make(chan *coreb.Block, 1),
network: cfg.Chain.GetConfig().Magic,
stateRootEnabled: cfg.Chain.GetConfig().StateRootInHeader,
started: atomic.NewBool(false),
quit: make(chan struct{}),
finished: make(chan struct{}),
@ -168,12 +172,14 @@ func NewService(cfg Config) (Service, error) {
dbft.WithGetConsensusAddress(srv.getConsensusAddress),
dbft.WithNewConsensusPayload(srv.newPayload),
dbft.WithNewPrepareRequest(func() payload.PrepareRequest { return new(prepareRequest) }),
dbft.WithNewPrepareRequest(srv.newPrepareRequest),
dbft.WithNewPrepareResponse(func() payload.PrepareResponse { return new(prepareResponse) }),
dbft.WithNewChangeView(func() payload.ChangeView { return new(changeView) }),
dbft.WithNewCommit(func() payload.Commit { return new(commit) }),
dbft.WithNewRecoveryRequest(func() payload.RecoveryRequest { return new(recoveryRequest) }),
dbft.WithNewRecoveryMessage(func() payload.RecoveryMessage { return new(recoveryMessage) }),
dbft.WithNewRecoveryMessage(func() payload.RecoveryMessage {
return &recoveryMessage{stateRootEnabled: srv.stateRootEnabled}
}),
dbft.WithVerifyPrepareRequest(srv.verifyRequest),
dbft.WithVerifyPrepareResponse(func(_ payload.ConsensusPayload) error { return nil }),
)
@ -191,15 +197,30 @@ var (
)
// NewPayload creates new consensus payload for the provided network.
func NewPayload(m netmode.Magic) *Payload {
func NewPayload(m netmode.Magic, stateRootEnabled bool) *Payload {
return &Payload{
network: m,
message: new(message),
message: &message{
stateRootEnabled: stateRootEnabled,
},
}
}
func (s *service) newPayload() payload.ConsensusPayload {
return NewPayload(s.network)
return NewPayload(s.network, s.stateRootEnabled)
}
func (s *service) newPrepareRequest() payload.PrepareRequest {
r := new(prepareRequest)
if s.stateRootEnabled {
r.stateRootEnabled = true
if sr, err := s.Chain.GetStateRoot(s.dbft.BlockIndex - 1); err == nil {
r.stateRoot = sr.Root
} else {
panic(err)
}
}
return r
}
func (s *service) Start() {
@ -446,6 +467,14 @@ func (s *service) verifyBlock(b block.Block) bool {
func (s *service) verifyRequest(p payload.ConsensusPayload) error {
req := p.GetPrepareRequest().(*prepareRequest)
if s.stateRootEnabled {
sr, err := s.Chain.GetStateRoot(s.dbft.BlockIndex - 1)
if err != nil {
return err
} else if sr.Root != req.stateRoot {
return fmt.Errorf("state root mismatch: %s != %s", sr.Root, req.stateRoot)
}
}
// Save lastProposal for getVerified().
s.lastProposal = req.transactionHashes
@ -584,6 +613,14 @@ func (s *service) newBlockFromContext(ctx *dbft.Context) block.Block {
block.Block.Network = s.network
block.Block.Timestamp = ctx.Timestamp / nsInMs
block.Block.Index = ctx.BlockIndex
if s.stateRootEnabled {
sr, err := s.Chain.GetStateRoot(ctx.BlockIndex - 1)
if err != nil {
return nil
}
block.StateRootEnabled = true
block.PrevStateRoot = sr.Root
}
var validators keys.PublicKeys
var err error

34
pkg/consensus/consensus_test.go
View file

@ -285,6 +285,31 @@ func TestService_getTx(t *testing.T) {
srv.Chain.Close()
}
func TestService_PrepareRequest(t *testing.T) {
srv := newTestServiceWithState(t, true)
srv.dbft.Start()
defer srv.dbft.Timer.Stop()
priv, _ := getTestValidator(1)
p := new(Payload)
p.message = &message{}
p.SetValidatorIndex(1)
p.SetPayload(&prepareRequest{})
require.NoError(t, p.Sign(priv))
require.Error(t, srv.verifyRequest(p), "invalid stateroot setting")
p.SetPayload(&prepareRequest{stateRootEnabled: true})
require.NoError(t, p.Sign(priv))
require.Error(t, srv.verifyRequest(p), "invalid state root")
sr, err := srv.Chain.GetStateRoot(srv.dbft.BlockIndex - 1)
require.NoError(t, err)
p.SetPayload(&prepareRequest{stateRootEnabled: true, stateRoot: sr.Root})
require.NoError(t, p.Sign(priv))
require.NoError(t, srv.verifyRequest(p))
}
func TestService_OnPayload(t *testing.T) {
srv := newTestService(t)
// This test directly reads things from srv.messages that normally
@ -407,8 +432,12 @@ func shouldNotReceive(t *testing.T, ch chan Payload) {
}
}
func newTestServiceWithState(t *testing.T, stateRootInHeader bool) *service {
return newTestServiceWithChain(t, newTestChain(t, stateRootInHeader))
}
func newTestService(t *testing.T) *service {
return newTestServiceWithChain(t, newTestChain(t))
return newTestServiceWithState(t, false)
}
func newTestServiceWithChain(t *testing.T, bc *core.Blockchain) *service {
@ -445,9 +474,10 @@ func newSingleTestChain(t *testing.T) *core.Blockchain {
return chain
}
func newTestChain(t *testing.T) *core.Blockchain {
func newTestChain(t *testing.T, stateRootInHeader bool) *core.Blockchain {
unitTestNetCfg, err := config.Load("../../config", netmode.UnitTestNet)
require.NoError(t, err)
unitTestNetCfg.ProtocolConfiguration.StateRootInHeader = stateRootInHeader
chain, err := core.NewBlockchain(storage.NewMemoryStore(), unitTestNetCfg.ProtocolConfiguration, zaptest.NewLogger(t))
require.NoError(t, err)

14
pkg/consensus/payload.go
View file

@ -21,6 +21,8 @@ type (
ViewNumber byte
payload io.Serializable
// stateRootEnabled specifies if state root is exchanged during consensus.
stateRootEnabled bool
}
// Payload is a type for consensus-related messages.
@ -302,7 +304,11 @@ func (m *message) DecodeBinary(r *io.BinReader) {
cv.newViewNumber = m.ViewNumber + 1
m.payload = cv
case prepareRequestType:
m.payload = new(prepareRequest)
r := new(prepareRequest)
if m.stateRootEnabled {
r.stateRootEnabled = true
}
m.payload = r
case prepareResponseType:
m.payload = new(prepareResponse)
case commitType:
@ -310,7 +316,11 @@ func (m *message) DecodeBinary(r *io.BinReader) {
case recoveryRequestType:
m.payload = new(recoveryRequest)
case recoveryMessageType:
m.payload = new(recoveryMessage)
r := new(recoveryMessage)
if m.stateRootEnabled {
r.stateRootEnabled = true
}
m.payload = r
default:
r.Err = fmt.Errorf("invalid type: 0x%02x", byte(m.Type))
return

5
pkg/consensus/payload_test.go
View file

@ -104,12 +104,13 @@ func TestConsensusPayload_Serializable(t *testing.T) {
require.Nil(t, actual.message)
actual.message = new(message)
// message should now be decoded from actual.data byte array
actual.message = new(message)
assert.NoError(t, actual.decodeData())
assert.NotNil(t, actual.MarshalUnsigned())
require.Equal(t, p, actual)
data = p.MarshalUnsigned()
pu := NewPayload(netmode.Magic(rand.Uint32()))
pu := NewPayload(netmode.Magic(rand.Uint32()), false)
require.NoError(t, pu.UnmarshalUnsigned(data))
assert.NoError(t, pu.decodeData())
_ = pu.MarshalUnsigned()
@ -316,7 +317,7 @@ func TestPayload_Sign(t *testing.T) {
p := randomPayload(t, prepareRequestType)
h := priv.PublicKey().GetScriptHash()
bc := newTestChain(t)
bc := newTestChain(t, false)
defer bc.Close()
require.Error(t, bc.VerifyWitness(h, p, &p.Witness, payloadGasLimit))
require.NoError(t, p.Sign(priv))

8
pkg/consensus/prepare_request.go
View file

@ -12,6 +12,8 @@ type prepareRequest struct {
timestamp uint64
nonce uint64
transactionHashes []util.Uint256
stateRootEnabled bool
stateRoot util.Uint256
}
var _ payload.PrepareRequest = (*prepareRequest)(nil)
@ -21,6 +23,9 @@ func (p *prepareRequest) EncodeBinary(w *io.BinWriter) {
w.WriteU64LE(p.timestamp)
w.WriteU64LE(p.nonce)
w.WriteArray(p.transactionHashes)
if p.stateRootEnabled {
w.WriteBytes(p.stateRoot[:])
}
}
// DecodeBinary implements io.Serializable interface.
@ -28,6 +33,9 @@ func (p *prepareRequest) DecodeBinary(r *io.BinReader) {
p.timestamp = r.ReadU64LE()
p.nonce = r.ReadU64LE()
r.ReadArray(&p.transactionHashes, block.MaxTransactionsPerBlock)
if p.stateRootEnabled {
r.ReadBytes(p.stateRoot[:])
}
}
// Timestamp implements payload.PrepareRequest interface.

5
pkg/consensus/recovery_message.go
View file

@ -16,6 +16,7 @@ type (
preparationPayloads []*preparationCompact
commitPayloads []*commitCompact
changeViewPayloads []*changeViewCompact
stateRootEnabled bool
prepareRequest *message
}
@ -47,7 +48,7 @@ func (m *recoveryMessage) DecodeBinary(r *io.BinReader) {
var hasReq = r.ReadBool()
if hasReq {
m.prepareRequest = new(message)
m.prepareRequest = &message{stateRootEnabled: m.stateRootEnabled}
m.prepareRequest.DecodeBinary(r)
if r.Err == nil && m.prepareRequest.Type != prepareRequestType {
r.Err = errors.New("recovery message PrepareRequest has wrong type")
@ -146,6 +147,7 @@ func (m *recoveryMessage) AddPayload(p payload.ConsensusPayload) {
Type: prepareRequestType,
ViewNumber: p.ViewNumber(),
payload: p.GetPrepareRequest().(*prepareRequest),
stateRootEnabled: m.stateRootEnabled,
}
h := p.Hash()
m.preparationHash = &h
@ -294,6 +296,7 @@ func fromPayload(t messageType, recovery *Payload, p io.Serializable) *Payload {
Type: t,
ViewNumber: recovery.message.ViewNumber,
payload: p,
stateRootEnabled: recovery.stateRootEnabled,
},
version: recovery.Version(),
prevHash: recovery.PrevHash(),

26
pkg/consensus/recovery_message_test.go
View file

@ -12,8 +12,17 @@ import (
"github.com/stretchr/testify/require"
)
func TestRecoveryMessage_Setters(t *testing.T) {
srv := newTestService(t)
func TestRecoveryMessageSetters(t *testing.T) {
t.Run("NoStateRoot", func(t *testing.T) {
testRecoveryMessageSetters(t, false)
})
t.Run("WithStateRoot", func(t *testing.T) {
testRecoveryMessageSetters(t, true)
})
}
func testRecoveryMessageSetters(t *testing.T, enableStateRoot bool) {
srv := newTestServiceWithState(t, enableStateRoot)
defer srv.Chain.Close()
privs := make([]*privateKey, testchain.Size())
pubs := make([]crypto.PublicKey, testchain.Size())
@ -21,8 +30,8 @@ func TestRecoveryMessage_Setters(t *testing.T) {
privs[i], pubs[i] = getTestValidator(i)
}
r := &recoveryMessage{}
p := NewPayload(netmode.UnitTestNet)
r := &recoveryMessage{stateRootEnabled: enableStateRoot}
p := NewPayload(netmode.UnitTestNet, enableStateRoot)
p.SetType(payload.RecoveryMessageType)
p.SetPayload(r)
// sign payload to have verification script
@ -32,15 +41,16 @@ func TestRecoveryMessage_Setters(t *testing.T) {
timestamp: 87,
nonce: 321,
transactionHashes: []util.Uint256{{1}},
stateRootEnabled: enableStateRoot,
}
p1 := NewPayload(netmode.UnitTestNet)
p1 := NewPayload(netmode.UnitTestNet, enableStateRoot)
p1.SetType(payload.PrepareRequestType)
p1.SetPayload(req)
p1.SetValidatorIndex(0)
require.NoError(t, p1.Sign(privs[0]))
t.Run("prepare response is added", func(t *testing.T) {
p2 := NewPayload(netmode.UnitTestNet)
p2 := NewPayload(netmode.UnitTestNet, enableStateRoot)
p2.SetType(payload.PrepareResponseType)
p2.SetPayload(&prepareResponse{
preparationHash: p1.Hash(),
@ -76,7 +86,7 @@ func TestRecoveryMessage_Setters(t *testing.T) {
})
t.Run("change view is added", func(t *testing.T) {
p3 := NewPayload(netmode.UnitTestNet)
p3 := NewPayload(netmode.UnitTestNet, enableStateRoot)
p3.SetType(payload.ChangeViewType)
p3.SetPayload(&changeView{
newViewNumber: 1,
@ -98,7 +108,7 @@ func TestRecoveryMessage_Setters(t *testing.T) {
})
t.Run("commit is added", func(t *testing.T) {
p4 := NewPayload(netmode.UnitTestNet)
p4 := NewPayload(netmode.UnitTestNet, enableStateRoot)
p4.SetType(payload.CommitType)
p4.SetPayload(randomMessage(t, commitType))
p4.SetValidatorIndex(3)

6
pkg/core/block/block.go
View file

@ -77,10 +77,11 @@ func (b *Block) RebuildMerkleRoot() {
// This is commonly used to create a block from stored data.
// Blocks created from trimmed data will have their Trimmed field
// set to true.
func NewBlockFromTrimmedBytes(network netmode.Magic, b []byte) (*Block, error) {
func NewBlockFromTrimmedBytes(network netmode.Magic, stateRootEnabled bool, b []byte) (*Block, error) {
block := &Block{
Base: Base{
Network: network,
StateRootEnabled: stateRootEnabled,
},
Trimmed: true,
}
@ -113,10 +114,11 @@ func NewBlockFromTrimmedBytes(network netmode.Magic, b []byte) (*Block, error) {
}
// New creates a new blank block tied to the specific network.
func New(network netmode.Magic) *Block {
func New(network netmode.Magic, stateRootEnabled bool) *Block {
return &Block{
Base: Base{
Network: network,
StateRootEnabled: stateRootEnabled,
},
}
}

21
pkg/core/block/block_base.go
View file

@ -43,6 +43,11 @@ type Base struct {
// necessary for correct signing/verification.
Network netmode.Magic
// StateRootEnabled specifies if header contains state root.
StateRootEnabled bool
// PrevStateRoot is state root of the previous block.
PrevStateRoot util.Uint256
// Hash of this block, created when binary encoded (double SHA256).
hash util.Uint256
@ -61,6 +66,7 @@ type baseAux struct {
Timestamp uint64 `json:"time"`
Index uint32 `json:"index"`
NextConsensus string `json:"nextconsensus"`
PrevStateRoot *util.Uint256 `json:"previousstateroot,omitempty"`
Witnesses []transaction.Witness `json:"witnesses"`
}
@ -130,6 +136,9 @@ func (b *Base) encodeHashableFields(bw *io.BinWriter) {
bw.WriteU64LE(b.Timestamp)
bw.WriteU32LE(b.Index)
bw.WriteBytes(b.NextConsensus[:])
if b.StateRootEnabled {
bw.WriteBytes(b.PrevStateRoot[:])
}
}
// decodeHashableFields decodes the fields used for hashing.
@ -141,6 +150,9 @@ func (b *Base) decodeHashableFields(br *io.BinReader) {
b.Timestamp = br.ReadU64LE()
b.Index = br.ReadU32LE()
br.ReadBytes(b.NextConsensus[:])
if b.StateRootEnabled {
br.ReadBytes(b.PrevStateRoot[:])
}
// Make the hash of the block here so we dont need to do this
// again.
@ -161,6 +173,9 @@ func (b Base) MarshalJSON() ([]byte, error) {
NextConsensus: address.Uint160ToString(b.NextConsensus),
Witnesses: []transaction.Witness{b.Script},
}
if b.StateRootEnabled {
aux.PrevStateRoot = &b.PrevStateRoot
}
return json.Marshal(aux)
}
@ -188,6 +203,12 @@ func (b *Base) UnmarshalJSON(data []byte) error {
b.Index = aux.Index
b.NextConsensus = nextC
b.Script = aux.Witnesses[0]
if b.StateRootEnabled {
if aux.PrevStateRoot == nil {
return errors.New("'previousstateroot' is empty")
}
b.PrevStateRoot = *aux.PrevStateRoot
}
if !aux.Hash.Equals(b.Hash()) {
return errors.New("json 'hash' doesn't match block hash")
}

10
pkg/core/block/block_test.go
View file

@ -31,7 +31,7 @@ func TestDecodeBlock1(t *testing.T) {
b, err := hex.DecodeString(data["raw"].(string))
require.NoError(t, err)
block := New(netmode.TestNet)
block := New(netmode.TestNet, false)
assert.NoError(t, testserdes.DecodeBinary(b, block))
assert.Equal(t, uint32(data["index"].(float64)), block.Index)
@ -58,7 +58,7 @@ func TestTrimmedBlock(t *testing.T) {
b, err := block.Trim()
require.NoError(t, err)
trimmedBlock, err := NewBlockFromTrimmedBytes(netmode.TestNet, b)
trimmedBlock, err := NewBlockFromTrimmedBytes(netmode.TestNet, false, b)
require.NoError(t, err)
assert.True(t, trimmedBlock.Trimmed)
@ -114,7 +114,7 @@ func TestBinBlockDecodeEncode(t *testing.T) {
rawtx := "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"
rawtxBytes, _ := hex.DecodeString(rawtx)
b := New(netmode.TestNet)
b := New(netmode.TestNet, false)
assert.NoError(t, testserdes.DecodeBinary(rawtxBytes, b))
expected := map[string]bool{ // 1 trans
@ -150,7 +150,7 @@ func TestBinBlockDecodeEncode(t *testing.T) {
// update hidden hash value.
_ = b.ConsensusData.Hash()
testserdes.MarshalUnmarshalJSON(t, b, New(netmode.TestNet))
testserdes.MarshalUnmarshalJSON(t, b, New(netmode.TestNet, false))
}
func TestBlockSizeCalculation(t *testing.T) {
@ -163,7 +163,7 @@ func TestBlockSizeCalculation(t *testing.T) {
rawBlock := "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"
rawBlockBytes, _ := hex.DecodeString(rawBlock)
b := New(netmode.TestNet)
b := New(netmode.TestNet, false)
assert.NoError(t, testserdes.DecodeBinary(rawBlockBytes, b))
expected := []struct {

19
pkg/core/block/header_test.go
View file

@ -6,12 +6,13 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/hash"
"github.com/nspcc-dev/neo-go/pkg/internal/random"
"github.com/nspcc-dev/neo-go/pkg/internal/testserdes"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/stretchr/testify/assert"
)
func TestHeaderEncodeDecode(t *testing.T) {
func testHeaderEncodeDecode(t *testing.T, stateRootEnabled bool) {
header := Header{Base: Base{
Version: 0,
PrevHash: hash.Sha256([]byte("prevhash")),
@ -24,9 +25,13 @@ func TestHeaderEncodeDecode(t *testing.T) {
VerificationScript: []byte{0x11},
},
}}
if stateRootEnabled {
header.StateRootEnabled = stateRootEnabled
header.PrevStateRoot = random.Uint256()
}
_ = header.Hash()
headerDecode := &Header{}
headerDecode := &Header{Base: Base{StateRootEnabled: stateRootEnabled}}
testserdes.EncodeDecodeBinary(t, &header, headerDecode)
assert.Equal(t, header.Version, headerDecode.Version, "expected both versions to be equal")
@ -36,4 +41,14 @@ func TestHeaderEncodeDecode(t *testing.T) {
assert.Equal(t, header.NextConsensus, headerDecode.NextConsensus, "expected both next consensus fields to be equal")
assert.Equal(t, header.Script.InvocationScript, headerDecode.Script.InvocationScript, "expected equal invocation scripts")
assert.Equal(t, header.Script.VerificationScript, headerDecode.Script.VerificationScript, "expected equal verification scripts")
assert.Equal(t, header.PrevStateRoot, headerDecode.PrevStateRoot, "expected equal state roots")
}
func TestHeaderEncodeDecode(t *testing.T) {
t.Run("NoStateRoot", func(t *testing.T) {
testHeaderEncodeDecode(t, false)
})
t.Run("WithStateRoot", func(t *testing.T) {
testHeaderEncodeDecode(t, true)
})
}

2
pkg/core/block/helper_test.go
View file

@ -19,7 +19,7 @@ func getDecodedBlock(t *testing.T, i int) *Block {
b, err := hex.DecodeString(data["raw"].(string))
require.NoError(t, err)
block := New(netmode.TestNet)
block := New(netmode.TestNet, false)
require.NoError(t, testserdes.DecodeBinary(b, block))
return block

14
pkg/core/blockchain.go
View file

@ -160,7 +160,7 @@ func NewBlockchain(s storage.Store, cfg config.ProtocolConfiguration, log *zap.L
}
bc := &Blockchain{
config: cfg,
dao: dao.NewSimple(s, cfg.Magic),
dao: dao.NewSimple(s, cfg.Magic, cfg.StateRootInHeader),
stopCh: make(chan struct{}),
runToExitCh: make(chan struct{}),
memPool: mempool.New(cfg.MemPoolSize),
@ -429,6 +429,16 @@ func (bc *Blockchain) AddBlock(block *block.Block) error {
if expectedHeight != block.Index {
return fmt.Errorf("expected %d, got %d: %w", expectedHeight, block.Index, ErrInvalidBlockIndex)
}
if bc.config.StateRootInHeader != block.StateRootEnabled {
return fmt.Errorf("%w: %v != %v",
ErrHdrStateRootSetting, bc.config.StateRootInHeader, block.StateRootEnabled)
}
if bc.config.StateRootInHeader {
if sr := bc.dao.MPT.StateRoot(); block.PrevStateRoot != sr {
return fmt.Errorf("%w: %s != %s",
ErrHdrInvalidStateRoot, block.PrevStateRoot.StringLE(), sr.StringLE())
}
}
if block.Index == bc.HeaderHeight()+1 {
err := bc.addHeaders(bc.config.VerifyBlocks, block.Header())
@ -1218,6 +1228,8 @@ var (
ErrHdrHashMismatch = errors.New("previous header hash doesn't match")
ErrHdrIndexMismatch = errors.New("previous header index doesn't match")
ErrHdrInvalidTimestamp = errors.New("block is not newer than the previous one")
ErrHdrStateRootSetting = errors.New("state root setting mismatch")
ErrHdrInvalidStateRoot = errors.New("state root for previous block is invalid")
)
func (bc *Blockchain) verifyHeader(currHeader, prevHeader *block.Header) error {

29
pkg/core/blockchain_test.go
View file

@ -122,6 +122,33 @@ func TestAddBlock(t *testing.T) {
assert.Equal(t, lastBlock.Hash(), bc.CurrentHeaderHash())
}
func TestAddBlockStateRoot(t *testing.T) {
bc := newTestChainWithStateRoot(t, true)
defer bc.Close()
sr, err := bc.GetStateRoot(bc.BlockHeight())
require.NoError(t, err)
tx := newNEP5Transfer(bc.contracts.NEO.Hash, neoOwner, util.Uint160{}, 1)
tx.ValidUntilBlock = bc.BlockHeight() + 1
addSigners(tx)
require.NoError(t, signTx(bc, tx))
lastBlock := bc.topBlock.Load().(*block.Block)
b := newBlock(bc.config, lastBlock.Index+1, lastBlock.Hash(), tx)
err = bc.AddBlock(b)
require.True(t, errors.Is(err, ErrHdrStateRootSetting), "got: %v", err)
u := sr.Root
u[0] ^= 0xFF
b = newBlockWithState(bc.config, lastBlock.Index+1, lastBlock.Hash(), &u, tx)
err = bc.AddBlock(b)
require.True(t, errors.Is(err, ErrHdrInvalidStateRoot), "got: %v", err)
b = bc.newBlock(tx)
require.NoError(t, bc.AddBlock(b))
}
func TestAddBadBlock(t *testing.T) {
bc := newTestChain(t)
defer bc.Close()
@ -500,7 +527,7 @@ func TestVerifyTx(t *testing.T) {
InvocationScript: testchain.SignCommittee(txSetOracle.GetSignedPart()),
VerificationScript: testchain.CommitteeVerificationScript(),
}}
bl := block.New(netmode.UnitTestNet)
bl := block.New(netmode.UnitTestNet, bc.config.StateRootInHeader)
bl.Index = bc.BlockHeight() + 1
ic := bc.newInteropContext(trigger.All, bc.dao, bl, txSetOracle)
ic.SpawnVM()

4
pkg/core/dao/cacheddao_test.go
View file

@ -15,7 +15,7 @@ import (
func TestCachedDaoContracts(t *testing.T) {
store := storage.NewMemoryStore()
pdao := NewSimple(store, netmode.UnitTestNet)
pdao := NewSimple(store, netmode.UnitTestNet, false)
dao := NewCached(pdao)
script := []byte{0xde, 0xad, 0xbe, 0xef}
@ -54,7 +54,7 @@ func TestCachedDaoContracts(t *testing.T) {
func TestCachedCachedDao(t *testing.T) {
store := storage.NewMemoryStore()
// Persistent DAO to check for backing storage.
pdao := NewSimple(store, netmode.UnitTestNet)
pdao := NewSimple(store, netmode.UnitTestNet, false)
assert.NotEqual(t, store, pdao.Store)
// Cached DAO.
cdao := NewCached(pdao)

10
pkg/core/dao/dao.go
View file

@ -76,12 +76,14 @@ type Simple struct {
MPT *mpt.Trie
Store *storage.MemCachedStore
network netmode.Magic
// stateRootInHeader specifies if block header contains state root.
stateRootInHeader bool
}
// NewSimple creates new simple dao using provided backend store.
func NewSimple(backend storage.Store, network netmode.Magic) *Simple {
func NewSimple(backend storage.Store, network netmode.Magic, stateRootInHeader bool) *Simple {
st := storage.NewMemCachedStore(backend)
return &Simple{Store: st, network: network}
return &Simple{Store: st, network: network, stateRootInHeader: stateRootInHeader}
}
// GetBatch returns currently accumulated DB changeset.
@ -92,7 +94,7 @@ func (dao *Simple) GetBatch() *storage.MemBatch {
// GetWrapped returns new DAO instance with another layer of wrapped
// MemCachedStore around the current DAO Store.
func (dao *Simple) GetWrapped() DAO {
d := NewSimple(dao.Store, dao.network)
d := NewSimple(dao.Store, dao.network, dao.stateRootInHeader)
d.MPT = dao.MPT
return d
}
@ -514,7 +516,7 @@ func (dao *Simple) GetBlock(hash util.Uint256) (*block.Block, error) {
return nil, err
}
block, err := block.NewBlockFromTrimmedBytes(dao.network, b)
block, err := block.NewBlockFromTrimmedBytes(dao.network, dao.stateRootInHeader, b)
if err != nil {
return nil, err
}

28
pkg/core/dao/dao_test.go
View file

@ -18,7 +18,7 @@ import (
)
func TestPutGetAndDecode(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
serializable := &TestSerializable{field: random.String(4)}
hash := []byte{1}
err := dao.Put(serializable, hash)
@ -43,7 +43,7 @@ func (t *TestSerializable) DecodeBinary(reader *io.BinReader) {
}
func TestPutAndGetContractState(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
contractState := &state.Contract{Script: []byte{}}
hash := contractState.ScriptHash()
err := dao.PutContractState(contractState)
@ -54,7 +54,7 @@ func TestPutAndGetContractState(t *testing.T) {
}
func TestDeleteContractState(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
contractState := &state.Contract{Script: []byte{}}
hash := contractState.ScriptHash()
err := dao.PutContractState(contractState)
@ -67,7 +67,7 @@ func TestDeleteContractState(t *testing.T) {
}
func TestSimple_GetAndUpdateNextContractID(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
id, err := dao.GetAndUpdateNextContractID()
require.NoError(t, err)
require.EqualValues(t, 0, id)
@ -80,7 +80,7 @@ func TestSimple_GetAndUpdateNextContractID(t *testing.T) {
}
func TestPutGetAppExecResult(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
hash := random.Uint256()
appExecResult := &state.AppExecResult{
Container: hash,
@ -98,7 +98,7 @@ func TestPutGetAppExecResult(t *testing.T) {
}
func TestPutGetStorageItem(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
id := int32(random.Int(0, 1024))
key := []byte{0}
storageItem := &state.StorageItem{Value: []uint8{}}
@ -109,7 +109,7 @@ func TestPutGetStorageItem(t *testing.T) {
}
func TestDeleteStorageItem(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
id := int32(random.Int(0, 1024))
key := []byte{0}
storageItem := &state.StorageItem{Value: []uint8{}}
@ -122,7 +122,7 @@ func TestDeleteStorageItem(t *testing.T) {
}
func TestGetBlock_NotExists(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
hash := random.Uint256()
block, err := dao.GetBlock(hash)
require.Error(t, err)
@ -130,7 +130,7 @@ func TestGetBlock_NotExists(t *testing.T) {
}
func TestPutGetBlock(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
b := &block.Block{
Base: block.Base{
Script: transaction.Witness{
@ -148,14 +148,14 @@ func TestPutGetBlock(t *testing.T) {
}
func TestGetVersion_NoVersion(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
version, err := dao.GetVersion()
require.Error(t, err)
require.Equal(t, "", version)
}
func TestGetVersion(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
err := dao.PutVersion("testVersion")
require.NoError(t, err)
version, err := dao.GetVersion()
@ -164,14 +164,14 @@ func TestGetVersion(t *testing.T) {
}
func TestGetCurrentHeaderHeight_NoHeader(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
height, err := dao.GetCurrentBlockHeight()
require.Error(t, err)
require.Equal(t, uint32(0), height)
}
func TestGetCurrentHeaderHeight_Store(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
b := &block.Block{
Base: block.Base{
Script: transaction.Witness{
@ -188,7 +188,7 @@ func TestGetCurrentHeaderHeight_Store(t *testing.T) {
}
func TestStoreAsTransaction(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false)
tx := transaction.New(netmode.UnitTestNet, []byte{byte(opcode.PUSH1)}, 1)
hash := tx.Hash()
err := dao.StoreAsTransaction(tx, 0, nil)

23
pkg/core/helper_test.go
View file

@ -38,8 +38,13 @@ var neoOwner = testchain.MultisigScriptHash()
// newTestChain should be called before newBlock invocation to properly setup
// global state.
func newTestChain(t *testing.T) *Blockchain {
return newTestChainWithStateRoot(t, false)
}
func newTestChainWithStateRoot(t *testing.T, stateRootInHeader bool) *Blockchain {
unitTestNetCfg, err := config.Load("../../config", testchain.Network())
require.NoError(t, err)
unitTestNetCfg.ProtocolConfiguration.StateRootInHeader = stateRootInHeader
chain, err := NewBlockchain(storage.NewMemoryStore(), unitTestNetCfg.ProtocolConfiguration, zaptest.NewLogger(t))
require.NoError(t, err)
go chain.Run()
@ -48,10 +53,22 @@ func newTestChain(t *testing.T) *Blockchain {
func (bc *Blockchain) newBlock(txs ...*transaction.Transaction) *block.Block {
lastBlock := bc.topBlock.Load().(*block.Block)
if bc.config.StateRootInHeader {
sr, err := bc.GetStateRoot(bc.BlockHeight())
if err != nil {
panic(err)
}
return newBlockWithState(bc.config, lastBlock.Index+1, lastBlock.Hash(), &sr.Root, txs...)
}
return newBlock(bc.config, lastBlock.Index+1, lastBlock.Hash(), txs...)
}
func newBlock(cfg config.ProtocolConfiguration, index uint32, prev util.Uint256, txs ...*transaction.Transaction) *block.Block {
return newBlockWithState(cfg, index, prev, nil, txs...)
}
func newBlockWithState(cfg config.ProtocolConfiguration, index uint32, prev util.Uint256,
prevState *util.Uint256, txs ...*transaction.Transaction) *block.Block {
validators, _ := validatorsFromConfig(cfg)
valScript, _ := smartcontract.CreateDefaultMultiSigRedeemScript(validators)
witness := transaction.Witness{
@ -73,6 +90,10 @@ func newBlock(cfg config.ProtocolConfiguration, index uint32, prev util.Uint256,
},
Transactions: txs,
}
if prevState != nil {
b.StateRootEnabled = true
b.PrevStateRoot = *prevState
}
b.RebuildMerkleRoot()
b.Script.InvocationScript = testchain.Sign(b.GetSignedPart())
return b
@ -99,7 +120,7 @@ func getDecodedBlock(t *testing.T, i int) *block.Block {
b, err := hex.DecodeString(data["raw"].(string))
require.NoError(t, err)
block := block.New(testchain.Network())
block := block.New(testchain.Network(), false)
require.NoError(t, testserdes.DecodeBinary(b, block))
return block

13
pkg/core/interop_neo_test.go
View file

@ -144,7 +144,7 @@ func TestECDSAVerify(t *testing.T) {
chain := newTestChain(t)
defer chain.Close()
ic := chain.newInteropContext(trigger.Application, dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet), nil, nil)
ic := chain.newInteropContext(trigger.Application, dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, false), nil, nil)
runCase := func(t *testing.T, isErr bool, result interface{}, args ...interface{}) {
ic.SpawnVM()
for i := range args {
@ -266,7 +266,7 @@ func TestRuntimeEncodeDecode(t *testing.T) {
func createVM(t *testing.T) (*vm.VM, *interop.Context, *Blockchain) {
chain := newTestChain(t)
context := chain.newInteropContext(trigger.Application,
dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet), nil, nil)
dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, chain.config.StateRootInHeader), nil, nil)
v := context.SpawnVM()
return v, context, chain
}
@ -280,7 +280,8 @@ func createVMAndPushBlock(t *testing.T) (*vm.VM, *block.Block, *interop.Context,
func createVMAndBlock(t *testing.T) (*vm.VM, *block.Block, *interop.Context, *Blockchain) {
block := newDumbBlock()
chain := newTestChain(t)
context := chain.newInteropContext(trigger.Application, dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet), block, nil)
d := dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, chain.GetConfig().StateRootInHeader)
context := chain.newInteropContext(trigger.Application, d, block, nil)
v := context.SpawnVM()
return v, block, context, chain
}
@ -301,7 +302,8 @@ func createVMAndContractState(t *testing.T) (*vm.VM, *state.Contract, *interop.C
}
chain := newTestChain(t)
context := chain.newInteropContext(trigger.Application, dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet), nil, nil)
d := dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, chain.config.StateRootInHeader)
context := chain.newInteropContext(trigger.Application, d, nil, nil)
v := context.SpawnVM()
return v, contractState, context, chain
}
@ -312,7 +314,8 @@ func createVMAndTX(t *testing.T) (*vm.VM, *transaction.Transaction, *interop.Con
tx.Signers = []transaction.Signer{{Account: util.Uint160{1, 2, 3, 4}}}
chain := newTestChain(t)
context := chain.newInteropContext(trigger.Application, dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet), nil, tx)
d := dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, chain.config.StateRootInHeader)
context := chain.newInteropContext(trigger.Application, d, nil, tx)
v := context.SpawnVM()
return v, tx, context, chain
}

3
pkg/core/interops_test.go
View file

@ -19,7 +19,8 @@ func testNonInterop(t *testing.T, value interface{}, f func(*interop.Context) er
v.Estack().PushVal(value)
chain := newTestChain(t)
defer chain.Close()
context := chain.newInteropContext(trigger.Application, dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet), nil, nil)
d := dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, chain.config.StateRootInHeader)
context := chain.newInteropContext(trigger.Application, d, nil, nil)
context.VM = v
require.Error(t, f(context))
}

4
pkg/core/native_contract_test.go
View file

@ -225,8 +225,8 @@ func TestNativeContract_InvokeInternal(t *testing.T) {
})
require.NoError(t, err)
ic := chain.newInteropContext(trigger.Application,
dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet), nil, nil)
d := dao.NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet, chain.config.StateRootInHeader)
ic := chain.newInteropContext(trigger.Application, d, nil, nil)
v := ic.SpawnVM()
t.Run("fail, bad current script hash", func(t *testing.T) {

2
pkg/core/native_designate_test.go
View file

@ -118,7 +118,7 @@ func TestDesignate_DesignateAsRole(t *testing.T) {
des := bc.contracts.Designate
tx := transaction.New(netmode.UnitTestNet, []byte{}, 0)
bl := block.New(netmode.UnitTestNet)
bl := block.New(netmode.UnitTestNet, bc.config.StateRootInHeader)
bl.Index = bc.BlockHeight() + 1
ic := bc.newInteropContext(trigger.OnPersist, bc.dao, bl, tx)
ic.SpawnVM()

2
pkg/core/native_oracle_test.go
View file

@ -142,7 +142,7 @@ func TestOracle_Request(t *testing.T) {
pub := priv.PublicKey()
tx := transaction.New(netmode.UnitTestNet, []byte{}, 0)
bl := block.New(netmode.UnitTestNet)
bl := block.New(netmode.UnitTestNet, bc.config.StateRootInHeader)
bl.Index = bc.BlockHeight() + 1
setSigner(tx, testchain.CommitteeScriptHash())
ic := bc.newInteropContext(trigger.Application, bc.dao, bl, tx)

11
pkg/network/message.go
View file

@ -34,6 +34,9 @@ type Message struct {
// Network this message comes from, it has to be set upon Message
// creation for correct decoding.
Network netmode.Magic
// StateRootInHeader specifies if state root is included in block header.
// This is needed for correct decoding.
StateRootInHeader bool
}
// MessageFlag represents compression level of message payload
@ -106,7 +109,7 @@ func (m *Message) Decode(br *io.BinReader) error {
case CMDFilterClear, CMDGetAddr, CMDMempool, CMDVerack:
m.Payload = payload.NewNullPayload()
default:
return errors.New("unexpected empty payload")
return fmt.Errorf("unexpected empty payload: %s", m.Command)
}
return nil
}
@ -142,9 +145,9 @@ func (m *Message) decodePayload() error {
case CMDAddr:
p = &payload.AddressList{}
case CMDBlock:
p = block.New(m.Network)
p = block.New(m.Network, m.StateRootInHeader)
case CMDConsensus:
p = consensus.NewPayload(m.Network)
p = consensus.NewPayload(m.Network, m.StateRootInHeader)
case CMDGetBlocks:
p = &payload.GetBlocks{}
case CMDGetHeaders:
@ -152,7 +155,7 @@ func (m *Message) decodePayload() error {
case CMDGetBlockByIndex:
p = &payload.GetBlockByIndex{}
case CMDHeaders:
p = &payload.Headers{Network: m.Network}
p = &payload.Headers{Network: m.Network, StateRootInHeader: m.StateRootInHeader}
case CMDTX:
p = &transaction.Transaction{Network: m.Network}
case CMDMerkleBlock:

3
pkg/network/payload/headers.go
View file

@ -12,6 +12,8 @@ import (
type Headers struct {
Hdrs []*block.Header
Network netmode.Magic
// StateRootInHeader specifies whether header contains state root.
StateRootInHeader bool
}
// Users can at most request 2k header.
@ -38,6 +40,7 @@ func (p *Headers) DecodeBinary(br *io.BinReader) {
for i := 0; i < int(lenHeaders); i++ {
header := &block.Header{}
header.Network = p.Network
header.StateRootEnabled = p.StateRootInHeader
header.DecodeBinary(br)
p.Hdrs[i] = header
}

3
pkg/network/server.go
View file

@ -55,6 +55,8 @@ type (
// Network's magic number for correct message decoding.
network netmode.Magic
// stateRootInHeader specifies if block header contain state root.
stateRootInHeader bool
transport Transporter
discovery Discoverer
@ -99,6 +101,7 @@ func NewServer(config ServerConfig, chain blockchainer.Blockchainer, log *zap.Lo
chain: chain,
id: randomID(),
network: chain.GetConfig().Magic,
stateRootInHeader: chain.GetConfig().StateRootInHeader,
quit: make(chan struct{}),
register: make(chan Peer),
unregister: make(chan peerDrop),

2
pkg/network/tcp_peer.go
View file

@ -150,7 +150,7 @@ func (p *TCPPeer) handleConn() {
if err == nil {
r := io.NewBinReaderFromIO(p.conn)
for {
msg := &Message{Network: p.server.network}
msg := &Message{Network: p.server.network, StateRootInHeader: p.server.stateRootInHeader}
err = msg.Decode(r)
if err == payload.ErrTooManyHeaders {

2
pkg/rpc/client/client.go
View file

@ -31,6 +31,7 @@ type Client struct {
cli *http.Client
endpoint *url.URL
network netmode.Magic
stateRootInHeader bool
initDone bool
ctx context.Context
opts Options
@ -115,6 +116,7 @@ func (c *Client) Init() error {
return fmt.Errorf("failed to get network magic: %w", err)
}
c.network = version.Magic
c.stateRootInHeader = version.StateRootInHeader
neoContractHash, err := c.GetContractStateByAddressOrName("neo")
if err != nil {
return fmt.Errorf("failed to get NEO contract scripthash: %w", err)

7
pkg/rpc/client/rpc.go
View file

@ -83,7 +83,7 @@ func (c *Client) getBlock(params request.RawParams) (*block.Block, error) {
return nil, err
}
r := io.NewBinReaderFromBuf(resp)
b = block.New(c.GetNetwork())
b = block.New(c.GetNetwork(), c.StateRootInHeader())
b.DecodeBinary(r)
if r.Err != nil {
return nil, r.Err
@ -606,6 +606,11 @@ func (c *Client) GetNetwork() netmode.Magic {
return c.network
}
// StateRootInHeader returns true if state root is contained in block header.
func (c *Client) StateRootInHeader() bool {
return c.stateRootInHeader
}
// GetNativeContractHash returns native contract hash by its name. It is not case-sensitive.
func (c *Client) GetNativeContractHash(name string) (util.Uint160, error) {
lowercasedName := strings.ToLower(name)

2
pkg/rpc/client/rpc_test.go
View file

@ -61,7 +61,7 @@ func getResultBlock1() *result.Block {
if err != nil {
panic(err)
}
b := block.New(netmode.UnitTestNet)
b := block.New(netmode.UnitTestNet, false)
err = testserdes.DecodeBinary(binB, b)
if err != nil {
panic(err)

2
pkg/rpc/client/wsclient.go
View file

@ -139,7 +139,7 @@ readloop:
var val interface{}
switch event {
case response.BlockEventID:
val = block.New(c.GetNetwork())
val = block.New(c.GetNetwork(), c.StateRootInHeader())
case response.TransactionEventID:
val = &transaction.Transaction{Network: c.GetNetwork()}
case response.NotificationEventID:

2
pkg/rpc/response/result/version.go
View file

@ -11,5 +11,7 @@ type (
WSPort uint16 `json:"wsport,omitempty"`
Nonce uint32 `json:"nonce"`
UserAgent string `json:"useragent"`
// StateRootInHeader is true if state root is contained in block header.
StateRootInHeader bool `json:"staterootinheader,omitempty"`
}
)

4
pkg/rpc/server/server.go
View file

@ -42,6 +42,7 @@ type (
chain blockchainer.Blockchainer
config rpc.Config
network netmode.Magic
stateRootEnabled bool
coreServer *network.Server
log *zap.Logger
https *http.Server
@ -142,6 +143,7 @@ func New(chain blockchainer.Blockchainer, conf rpc.Config, coreServer *network.S
chain: chain,
config: conf,
network: chain.GetConfig().Magic,
stateRootEnabled: chain.GetConfig().StateRootInHeader,
coreServer: coreServer,
log: log,
https: tlsServer,
@ -1039,7 +1041,7 @@ func (s *Server) submitBlock(reqParams request.Params) (interface{}, *response.E
if err != nil {
return nil, response.ErrInvalidParams
}
b := block.New(s.network)
b := block.New(s.network, s.stateRootEnabled)
r := io.NewBinReaderFromBuf(blockBytes)
b.DecodeBinary(r)
if r.Err != nil {

2
pkg/rpc/server/server_helper_test.go
View file

@ -52,7 +52,7 @@ func getTestBlocks(t *testing.T) []*block.Block {
blocks := make([]*block.Block, 0, int(nBlocks))
for i := 0; i < int(nBlocks); i++ {
_ = br.ReadU32LE()
b := block.New(netmode.UnitTestNet)
b := block.New(netmode.UnitTestNet, false)
b.DecodeBinary(br)
require.Nil(t, br.Err)
blocks = append(blocks, b)