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core, rpc: allow to store several AppExecResult for a single hash

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It is required for we have several executions per block.
This commit is contained in:
Anna Shaleva 2020-11-11 18:43:28 +03:00
parent e700fb2c96
commit 7ca93e76ac
18 changed files with 384 additions and 178 deletions
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6
cli/executor_test.go
View file

@ -19,6 +19,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/nspcc-dev/neo-go/pkg/network"
"github.com/nspcc-dev/neo-go/pkg/rpc/server"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/stretchr/testify/require"
@ -197,9 +198,10 @@ func (e *executor) checkTxPersisted(t *testing.T, prefix ...string) (*transactio
require.NoError(t, err, "can't decode tx hash: %s", line)
tx, height := e.GetTransaction(t, h)
aer, err := e.Chain.GetAppExecResult(tx.Hash())
aer, err := e.Chain.GetAppExecResults(tx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, vm.HaltState, aer.VMState)
require.Equal(t, 1, len(aer))
require.Equal(t, vm.HaltState, aer[0].VMState)
return tx, height
}

44
pkg/core/blockchain.go
View file

@ -349,7 +349,7 @@ func (bc *Blockchain) notificationDispatcher() {
// subscribers.
if len(txFeed) != 0 || len(notificationFeed) != 0 || len(executionFeed) != 0 {
aer := event.appExecResults[0]
if !aer.TxHash.Equals(event.block.Hash()) {
if !aer.Container.Equals(event.block.Hash()) {
panic("inconsistent application execution results")
}
for ch := range executionFeed {
@ -364,7 +364,7 @@ func (bc *Blockchain) notificationDispatcher() {
aerIdx := 1
for _, tx := range event.block.Transactions {
aer := event.appExecResults[aerIdx]
if !aer.TxHash.Equals(tx.Hash()) {
if !aer.Container.Equals(tx.Hash()) {
panic("inconsistent application execution results")
}
aerIdx++
@ -384,7 +384,7 @@ func (bc *Blockchain) notificationDispatcher() {
}
aer = event.appExecResults[aerIdx]
if !aer.TxHash.Equals(event.block.Hash()) {
if !aer.Container.Equals(event.block.Hash()) {
panic("inconsistent application execution results")
}
for ch := range executionFeed {
@ -612,13 +612,15 @@ func (bc *Blockchain) storeBlock(block *block.Block, txpool *mempool.Pool) error
faultException = err.Error()
}
aer := &state.AppExecResult{
TxHash: tx.Hash(),
Trigger: trigger.Application,
VMState: v.State(),
GasConsumed: v.GasConsumed(),
Stack: v.Estack().ToArray(),
Events: systemInterop.Notifications,
FaultException: faultException,
Container: tx.Hash(),
Execution: state.Execution{
Trigger: trigger.Application,
VMState: v.State(),
GasConsumed: v.GasConsumed(),
Stack: v.Estack().ToArray(),
Events: systemInterop.Notifications,
FaultException: faultException,
},
}
appExecResults = append(appExecResults, aer)
err = cache.PutAppExecResult(aer, writeBuf)
@ -645,7 +647,7 @@ func (bc *Blockchain) storeBlock(block *block.Block, txpool *mempool.Pool) error
return fmt.Errorf("postPersist failed: %w", err)
}
appExecResults = append(appExecResults, aer)
err = cache.PutAppExecResult(aer, writeBuf)
err = cache.AppendAppExecResult(aer, writeBuf)
if err != nil {
return fmt.Errorf("failed to store postPersist exec result: %w", err)
}
@ -723,12 +725,14 @@ func (bc *Blockchain) runPersist(script []byte, block *block.Block, cache *dao.C
bc.handleNotification(&systemInterop.Notifications[i], cache, block, block.Hash())
}
return &state.AppExecResult{
TxHash: block.Hash(), // application logs can be retrieved by block hash
Trigger: trig,
VMState: v.State(),
GasConsumed: v.GasConsumed(),
Stack: v.Estack().ToArray(),
Events: systemInterop.Notifications,
Container: block.Hash(), // application logs can be retrieved by block hash
Execution: state.Execution{
Trigger: trig,
VMState: v.State(),
GasConsumed: v.GasConsumed(),
Stack: v.Estack().ToArray(),
Events: systemInterop.Notifications,
},
}, nil
}
@ -946,10 +950,10 @@ func (bc *Blockchain) GetTransaction(hash util.Uint256) (*transaction.Transactio
return bc.dao.GetTransaction(hash)
}
// GetAppExecResult returns application execution result by the given
// GetAppExecResults returns application execution results with the specified trigger by the given
// tx hash or block hash.
func (bc *Blockchain) GetAppExecResult(hash util.Uint256) (*state.AppExecResult, error) {
return bc.dao.GetAppExecResult(hash)
func (bc *Blockchain) GetAppExecResults(hash util.Uint256, trig trigger.Type) ([]state.AppExecResult, error) {
return bc.dao.GetAppExecResults(hash, trig)
}
// GetStorageItem returns an item from storage.

15
pkg/core/blockchain_test.go
View file

@ -253,9 +253,10 @@ func TestVerifyTx(t *testing.T) {
b := bc.newBlock(txMove)
require.NoError(t, bc.AddBlock(b))
aer, err := bc.GetAppExecResult(txMove.Hash())
aer, err := bc.GetAppExecResults(txMove.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, aer.VMState, vm.HaltState)
require.Equal(t, 1, len(aer))
require.Equal(t, aer[0].VMState, vm.HaltState)
res, err := invokeNativePolicyMethod(bc, "blockAccount", accs[1].PrivateKey().GetScriptHash().BytesBE())
require.NoError(t, err)
@ -911,9 +912,9 @@ func TestSubscriptions(t *testing.T) {
assert.Empty(t, blockCh)
aer := <-executionCh
assert.Equal(t, b.Hash(), aer.TxHash)
assert.Equal(t, b.Hash(), aer.Container)
aer = <-executionCh
assert.Equal(t, b.Hash(), aer.TxHash)
assert.Equal(t, b.Hash(), aer.Container)
notif := <-notificationCh
require.Equal(t, bc.UtilityTokenHash(), notif.ScriptHash)
@ -963,7 +964,7 @@ func TestSubscriptions(t *testing.T) {
assert.Empty(t, blockCh)
exec := <-executionCh
require.Equal(t, b.Hash(), exec.TxHash)
require.Equal(t, b.Hash(), exec.Container)
require.Equal(t, exec.VMState, vm.HaltState)
// 3 burn events for every tx and 1 mint for primary node
@ -978,7 +979,7 @@ func TestSubscriptions(t *testing.T) {
tx := <-txCh
require.Equal(t, txExpected, tx)
exec := <-executionCh
require.Equal(t, tx.Hash(), exec.TxHash)
require.Equal(t, tx.Hash(), exec.Container)
if exec.VMState == vm.HaltState {
notif := <-notificationCh
require.Equal(t, hash.Hash160(tx.Script), notif.ScriptHash)
@ -992,7 +993,7 @@ func TestSubscriptions(t *testing.T) {
require.Equal(t, bc.UtilityTokenHash(), notif.ScriptHash)
exec = <-executionCh
require.Equal(t, b.Hash(), exec.TxHash)
require.Equal(t, b.Hash(), exec.Container)
require.Equal(t, exec.VMState, vm.HaltState)
bc.UnsubscribeFromBlocks(blockCh)

3
pkg/core/blockchainer/blockchainer.go
View file

@ -10,6 +10,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
)
@ -38,7 +39,7 @@ type Blockchainer interface {
CurrentBlockHash() util.Uint256
HasBlock(util.Uint256) bool
HasTransaction(util.Uint256) bool
GetAppExecResult(util.Uint256) (*state.AppExecResult, error)
GetAppExecResults(util.Uint256, trigger.Type) ([]state.AppExecResult, error)
GetNativeContractScriptHash(string) (util.Uint160, error)
GetNextBlockValidators() ([]*keys.PublicKey, error)
GetNEP5Balances(util.Uint160) *state.NEP5Balances

54
pkg/core/dao/dao.go
View file

@ -5,6 +5,7 @@ import (
"encoding/binary"
"errors"
"fmt"
iocore "io"
"sort"
"github.com/nspcc-dev/neo-go/pkg/config/netmode"
@ -14,6 +15,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/storage"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
)
@ -28,11 +30,12 @@ var (
// DAO is a data access object.
type DAO interface {
AppendAppExecResult(aer *state.AppExecResult, buf *io.BufBinWriter) error
AppendNEP5Transfer(acc util.Uint160, index uint32, tr *state.NEP5Transfer) (bool, error)
DeleteContractState(hash util.Uint160) error
DeleteStorageItem(id int32, key []byte) error
GetAndDecode(entity io.Serializable, key []byte) error
GetAppExecResult(hash util.Uint256) (*state.AppExecResult, error)
GetAppExecResults(hash util.Uint256, trig trigger.Type) ([]state.AppExecResult, error)
GetBatch() *storage.MemBatch
GetBlock(hash util.Uint256) (*block.Block, error)
GetContractState(hash util.Uint160) (*state.Contract, error)
@ -266,22 +269,59 @@ func (dao *Simple) AppendNEP5Transfer(acc util.Uint160, index uint32, tr *state.
// -- start notification event.
// GetAppExecResult gets application execution result from the
// GetAppExecResults gets application execution results with the specified trigger from the
// given store.
func (dao *Simple) GetAppExecResult(hash util.Uint256) (*state.AppExecResult, error) {
aer := &state.AppExecResult{}
func (dao *Simple) GetAppExecResults(hash util.Uint256, trig trigger.Type) ([]state.AppExecResult, error) {
key := storage.AppendPrefix(storage.STNotification, hash.BytesBE())
err := dao.GetAndDecode(aer, key)
aers, err := dao.Store.Get(key)
if err != nil {
return nil, err
}
return aer, nil
r := io.NewBinReaderFromBuf(aers)
result := make([]state.AppExecResult, 0, 2)
for {
aer := new(state.AppExecResult)
aer.DecodeBinary(r)
if r.Err != nil {
if r.Err == iocore.EOF {
break
}
return nil, r.Err
}
if aer.Trigger&trig != 0 {
result = append(result, *aer)
}
}
return result, nil
}
// AppendAppExecResult appends given application execution result to the existing
// set of execution results for the corresponding hash. It can reuse given buffer
// for the purpose of value serialization.
func (dao *Simple) AppendAppExecResult(aer *state.AppExecResult, buf *io.BufBinWriter) error {
key := storage.AppendPrefix(storage.STNotification, aer.Container.BytesBE())
aers, err := dao.Store.Get(key)
if err != nil && err != storage.ErrKeyNotFound {
return err
}
if len(aers) == 0 {
return dao.PutAppExecResult(aer, buf)
}
if buf == nil {
buf = io.NewBufBinWriter()
}
aer.EncodeBinary(buf.BinWriter)
if buf.Err != nil {
return buf.Err
}
aers = append(aers, buf.Bytes()...)
return dao.Store.Put(key, aers)
}
// PutAppExecResult puts given application execution result into the
// given store. It can reuse given buffer for the purpose of value serialization.
func (dao *Simple) PutAppExecResult(aer *state.AppExecResult, buf *io.BufBinWriter) error {
key := storage.AppendPrefix(storage.STNotification, aer.TxHash.BytesBE())
key := storage.AppendPrefix(storage.STNotification, aer.Container.BytesBE())
if buf == nil {
return dao.Put(aer, key)
}

16
pkg/core/dao/dao_test.go
View file

@ -11,6 +11,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/internal/random"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/stretchr/testify/require"
@ -82,15 +83,18 @@ func TestPutGetAppExecResult(t *testing.T) {
dao := NewSimple(storage.NewMemoryStore(), netmode.UnitTestNet)
hash := random.Uint256()
appExecResult := &state.AppExecResult{
TxHash: hash,
Events: []state.NotificationEvent{},
Stack: []stackitem.Item{},
Container: hash,
Execution: state.Execution{
Trigger: trigger.Application,
Events: []state.NotificationEvent{},
Stack: []stackitem.Item{},
},
}
err := dao.PutAppExecResult(appExecResult, nil)
err := dao.AppendAppExecResult(appExecResult, nil)
require.NoError(t, err)
gotAppExecResult, err := dao.GetAppExecResult(hash)
gotAppExecResult, err := dao.GetAppExecResults(hash, trigger.All)
require.NoError(t, err)
require.Equal(t, appExecResult, gotAppExecResult)
require.Equal(t, []state.AppExecResult{*appExecResult}, gotAppExecResult)
}
func TestPutGetStorageItem(t *testing.T) {

48
pkg/core/native_contract_test.go
View file

@ -191,15 +191,17 @@ func TestNativeContract_Invoke(t *testing.T) {
b := chain.newBlock(tx, tx2)
require.NoError(t, chain.AddBlock(b))
res, err := chain.GetAppExecResult(tx.Hash())
res, err := chain.GetAppExecResults(tx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, vm.HaltState, res.VMState)
require.Equal(t, 1, len(res.Stack))
require.Equal(t, big.NewInt(42), res.Stack[0].Value())
require.Equal(t, 1, len(res))
require.Equal(t, vm.HaltState, res[0].VMState)
require.Equal(t, 1, len(res[0].Stack))
require.Equal(t, big.NewInt(42), res[0].Stack[0].Value())
res, err = chain.GetAppExecResult(tx2.Hash())
res, err = chain.GetAppExecResults(tx2.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, vm.FaultState, res.VMState)
require.Equal(t, 1, len(res))
require.Equal(t, vm.FaultState, res[0].VMState)
require.NoError(t, chain.persist())
select {
@ -277,12 +279,13 @@ func TestNativeContract_InvokeOtherContract(t *testing.T) {
b := chain.newBlock(tx)
require.NoError(t, chain.AddBlock(b))
res, err := chain.GetAppExecResult(tx.Hash())
res, err := chain.GetAppExecResults(tx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, 1, len(res))
// we expect it to be FeePerByte from Policy contract
require.Equal(t, vm.HaltState, res.VMState)
require.Equal(t, 1, len(res.Stack))
require.Equal(t, big.NewInt(1000), res.Stack[0].Value())
require.Equal(t, vm.HaltState, res[0].VMState)
require.Equal(t, 1, len(res[0].Stack))
require.Equal(t, big.NewInt(1000), res[0].Stack[0].Value())
})
t.Run("native Policy, setFeePerByte", func(t *testing.T) {
@ -303,12 +306,13 @@ func TestNativeContract_InvokeOtherContract(t *testing.T) {
require.NoError(t, chain.persist())
res, err := chain.GetAppExecResult(tx.Hash())
res, err := chain.GetAppExecResults(tx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, 1, len(res))
// we expect it to be `true` which means that native policy value was successfully updated
require.Equal(t, vm.HaltState, res.VMState)
require.Equal(t, 1, len(res.Stack))
require.Equal(t, true, res.Stack[0].Value())
require.Equal(t, vm.HaltState, res[0].VMState)
require.Equal(t, 1, len(res[0].Stack))
require.Equal(t, true, res[0].Stack[0].Value())
require.NoError(t, chain.persist())
@ -350,11 +354,12 @@ func TestNativeContract_InvokeOtherContract(t *testing.T) {
b := chain.newBlock(tx)
require.NoError(t, chain.AddBlock(b))
res, err := chain.GetAppExecResult(tx.Hash())
res, err := chain.GetAppExecResults(tx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, vm.HaltState, res.VMState)
require.Equal(t, 1, len(res.Stack))
require.Equal(t, int64(5), res.Stack[0].Value().(*big.Int).Int64())
require.Equal(t, 1, len(res))
require.Equal(t, vm.HaltState, res[0].VMState)
require.Equal(t, 1, len(res[0].Stack))
require.Equal(t, int64(5), res[0].Stack[0].Value().(*big.Int).Int64())
})
}
@ -374,10 +379,11 @@ func TestAllContractsHaveName(t *testing.T) {
require.NoError(t, signTx(bc, tx))
require.NoError(t, bc.AddBlock(bc.newBlock(tx)))
aer, err := bc.GetAppExecResult(tx.Hash())
aers, err := bc.GetAppExecResults(tx.Hash(), trigger.Application)
require.NoError(t, err)
require.Len(t, aer.Stack, 1)
require.Equal(t, []byte(name), aer.Stack[0].Value())
require.Equal(t, 1, len(aers))
require.Len(t, aers[0].Stack, 1)
require.Equal(t, []byte(name), aers[0].Stack[0].Value())
})
}
}

18
pkg/core/native_designate_test.go
View file

@ -53,12 +53,13 @@ func (bc *Blockchain) setNodesByRole(t *testing.T, ok bool, r native.Role, nodes
})
require.NoError(t, bc.AddBlock(bc.newBlock(tx)))
aer, err := bc.GetAppExecResult(tx.Hash())
aer, err := bc.GetAppExecResults(tx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, 1, len(aer))
if ok {
require.Equal(t, vm.HaltState, aer.VMState)
require.Equal(t, vm.HaltState, aer[0].VMState)
} else {
require.Equal(t, vm.FaultState, aer.VMState)
require.Equal(t, vm.FaultState, aer[0].VMState)
}
}
@ -79,17 +80,18 @@ func (bc *Blockchain) getNodesByRole(t *testing.T, ok bool, r native.Role, index
require.NoError(t, signTx(bc, tx))
require.NoError(t, bc.AddBlock(bc.newBlock(tx)))
aer, err := bc.GetAppExecResult(tx.Hash())
aer, err := bc.GetAppExecResults(tx.Hash(), trigger.Application)
require.NoError(t, err)
require.Equal(t, 1, len(aer))
if ok {
require.Equal(t, vm.HaltState, aer.VMState)
require.Equal(t, 1, len(aer.Stack))
arrItem := aer.Stack[0]
require.Equal(t, vm.HaltState, aer[0].VMState)
require.Equal(t, 1, len(aer[0].Stack))
arrItem := aer[0].Stack[0]
require.Equal(t, stackitem.ArrayT, arrItem.Type())
arr := arrItem.(*stackitem.Array)
require.Equal(t, resLen, arr.Len())
} else {
require.Equal(t, vm.FaultState, aer.VMState)
require.Equal(t, vm.FaultState, aer[0].VMState)
}
}

5
pkg/core/native_neo_test.go
View file

@ -28,9 +28,10 @@ func setSigner(tx *transaction.Transaction, h util.Uint160) {
}
func checkTxHalt(t *testing.T, bc *Blockchain, h util.Uint256) {
aer, err := bc.GetAppExecResult(h)
aer, err := bc.GetAppExecResults(h, trigger.Application)
require.NoError(t, err)
require.Equal(t, vm.HaltState, aer.VMState, aer.FaultException)
require.Equal(t, 1, len(aer))
require.Equal(t, vm.HaltState, aer[0].VMState, aer[0].FaultException)
}
func TestNEO_Vote(t *testing.T) {

5
pkg/core/native_policy_test.go
View file

@ -12,6 +12,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/internal/random"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/network/payload"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
@ -240,11 +241,11 @@ func invokeNativePolicyMethod(chain *Blockchain, method string, args ...interfac
return nil, err
}
res, err := chain.GetAppExecResult(tx.Hash())
res, err := chain.GetAppExecResults(tx.Hash(), trigger.Application)
if err != nil {
return nil, err
}
return res, nil
return &res[0], nil
}
func checkResult(t *testing.T, result *state.AppExecResult, expected stackitem.Item) {

117
pkg/core/state/notification_event.go
View file

@ -23,13 +23,8 @@ type NotificationEvent struct {
// AppExecResult represent the result of the script execution, gathering together
// all resulting notifications, state, stack and other metadata.
type AppExecResult struct {
TxHash util.Uint256
Trigger trigger.Type
VMState vm.State
GasConsumed int64
Stack []stackitem.Item
Events []NotificationEvent
FaultException string
Container util.Uint256
Execution
}
// EncodeBinary implements the Serializable interface.
@ -57,7 +52,7 @@ func (ne *NotificationEvent) DecodeBinary(r *io.BinReader) {
// EncodeBinary implements the Serializable interface.
func (aer *AppExecResult) EncodeBinary(w *io.BinWriter) {
w.WriteBytes(aer.TxHash[:])
w.WriteBytes(aer.Container[:])
w.WriteB(byte(aer.Trigger))
w.WriteB(byte(aer.VMState))
w.WriteU64LE(uint64(aer.GasConsumed))
@ -68,7 +63,7 @@ func (aer *AppExecResult) EncodeBinary(w *io.BinWriter) {
// DecodeBinary implements the Serializable interface.
func (aer *AppExecResult) DecodeBinary(r *io.BinReader) {
r.ReadBytes(aer.TxHash[:])
r.ReadBytes(aer.Container[:])
aer.Trigger = trigger.Type(r.ReadB())
aer.VMState = vm.State(r.ReadB())
aer.GasConsumed = int64(r.ReadU64LE())
@ -126,7 +121,63 @@ func (ne *NotificationEvent) UnmarshalJSON(data []byte) error {
// appExecResultAux is an auxiliary struct for JSON marshalling
type appExecResultAux struct {
TxHash *util.Uint256 `json:"txid"`
TxHash *util.Uint256 `json:"txid"`
}
// MarshalJSON implements implements json.Marshaler interface.
func (aer *AppExecResult) MarshalJSON() ([]byte, error) {
// do not marshal block hash
var hash *util.Uint256
if aer.Trigger == trigger.Application {
hash = &aer.Container
}
h, err := json.Marshal(&appExecResultAux{
TxHash: hash,
})
if err != nil {
return nil, fmt.Errorf("failed to marshal hash: %w", err)
}
exec, err := json.Marshal(aer.Execution)
if err != nil {
return nil, fmt.Errorf("failed to marshal execution: %w", err)
}
if h[len(h)-1] != '}' || exec[0] != '{' {
return nil, errors.New("can't merge internal jsons")
}
h[len(h)-1] = ','
h = append(h, exec[1:]...)
return h, nil
}
// UnmarshalJSON implements implements json.Unmarshaler interface.
func (aer *AppExecResult) UnmarshalJSON(data []byte) error {
aux := new(appExecResultAux)
if err := json.Unmarshal(data, aux); err != nil {
return err
}
if err := json.Unmarshal(data, &aer.Execution); err != nil {
return err
}
if aux.TxHash != nil {
aer.Container = *aux.TxHash
}
return nil
}
// Execution represents the result of a single script execution, gathering together
// all resulting notifications, state, stack and other metadata.
type Execution struct {
Trigger trigger.Type
VMState vm.State
GasConsumed int64
Stack []stackitem.Item
Events []NotificationEvent
FaultException string
}
// executionAux represents an auxiliary struct for Execution JSON marshalling.
type executionAux struct {
Trigger string `json:"trigger"`
VMState string `json:"vmstate"`
GasConsumed int64 `json:"gasconsumed,string"`
@ -136,45 +187,38 @@ type appExecResultAux struct {
}
// MarshalJSON implements implements json.Marshaler interface.
func (aer *AppExecResult) MarshalJSON() ([]byte, error) {
func (e Execution) MarshalJSON() ([]byte, error) {
var st json.RawMessage
arr := make([]json.RawMessage, len(aer.Stack))
arr := make([]json.RawMessage, len(e.Stack))
for i := range arr {
data, err := stackitem.ToJSONWithTypes(aer.Stack[i])
data, err := stackitem.ToJSONWithTypes(e.Stack[i])
if err != nil {
st = []byte(`"error: recursive reference"`)
break
}
arr[i] = data
}
var err error
if st == nil {
st, err = json.Marshal(arr)
if err != nil {
return nil, err
}
}
// do not marshal block hash
var hash *util.Uint256
if aer.Trigger == trigger.Application {
hash = &aer.TxHash
}
return json.Marshal(&appExecResultAux{
TxHash: hash,
Trigger: aer.Trigger.String(),
VMState: aer.VMState.String(),
GasConsumed: aer.GasConsumed,
return json.Marshal(&executionAux{
Trigger: e.Trigger.String(),
VMState: e.VMState.String(),
GasConsumed: e.GasConsumed,
Stack: st,
Events: aer.Events,
FaultException: aer.FaultException,
Events: e.Events,
FaultException: e.FaultException,
})
}
// UnmarshalJSON implements implements json.Unmarshaler interface.
func (aer *AppExecResult) UnmarshalJSON(data []byte) error {
aux := new(appExecResultAux)
func (e *Execution) UnmarshalJSON(data []byte) error {
aux := new(executionAux)
if err := json.Unmarshal(data, aux); err != nil {
return err
}
@ -188,26 +232,21 @@ func (aer *AppExecResult) UnmarshalJSON(data []byte) error {
}
}
if err == nil {
aer.Stack = st
e.Stack = st
}
}
trigger, err := trigger.FromString(aux.Trigger)
if err != nil {
return err
}
aer.Trigger = trigger
if aux.TxHash != nil {
aer.TxHash = *aux.TxHash
}
e.Trigger = trigger
state, err := vm.StateFromString(aux.VMState)
if err != nil {
return err
}
aer.VMState = state
aer.Events = aux.Events
aer.GasConsumed = aux.GasConsumed
aer.FaultException = aux.FaultException
e.VMState = state
e.Events = aux.Events
e.GasConsumed = aux.GasConsumed
e.FaultException = aux.FaultException
return nil
}

92
pkg/core/state/notification_event_test.go
View file

@ -26,25 +26,29 @@ func TestEncodeDecodeNotificationEvent(t *testing.T) {
func TestEncodeDecodeAppExecResult(t *testing.T) {
t.Run("halt", func(t *testing.T) {
appExecResult := &AppExecResult{
TxHash: random.Uint256(),
Trigger: 1,
VMState: vm.HaltState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
Container: random.Uint256(),
Execution: Execution{
Trigger: 1,
VMState: vm.HaltState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
},
}
testserdes.EncodeDecodeBinary(t, appExecResult, new(AppExecResult))
})
t.Run("fault", func(t *testing.T) {
appExecResult := &AppExecResult{
TxHash: random.Uint256(),
Trigger: 1,
VMState: vm.FaultState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
FaultException: "unhandled error",
Container: random.Uint256(),
Execution: Execution{
Trigger: 1,
VMState: vm.FaultState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
FaultException: "unhandled error",
},
}
testserdes.EncodeDecodeBinary(t, appExecResult, new(AppExecResult))
@ -91,36 +95,42 @@ func TestMarshalUnmarshalJSONNotificationEvent(t *testing.T) {
func TestMarshalUnmarshalJSONAppExecResult(t *testing.T) {
t.Run("positive, transaction", func(t *testing.T) {
appExecResult := &AppExecResult{
TxHash: random.Uint256(),
Trigger: trigger.Application,
VMState: vm.HaltState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
Container: random.Uint256(),
Execution: Execution{
Trigger: trigger.Application,
VMState: vm.HaltState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
},
}
testserdes.MarshalUnmarshalJSON(t, appExecResult, new(AppExecResult))
})
t.Run("positive, fault state", func(t *testing.T) {
appExecResult := &AppExecResult{
TxHash: random.Uint256(),
Trigger: trigger.Application,
VMState: vm.FaultState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
FaultException: "unhandled exception",
Container: random.Uint256(),
Execution: Execution{
Trigger: trigger.Application,
VMState: vm.FaultState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
FaultException: "unhandled exception",
},
}
testserdes.MarshalUnmarshalJSON(t, appExecResult, new(AppExecResult))
})
t.Run("positive, block", func(t *testing.T) {
appExecResult := &AppExecResult{
TxHash: random.Uint256(),
Trigger: trigger.OnPersist,
VMState: vm.HaltState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
Container: random.Uint256(),
Execution: Execution{
Trigger: trigger.OnPersist,
VMState: vm.HaltState,
GasConsumed: 10,
Stack: []stackitem.Item{},
Events: []NotificationEvent{},
},
}
data, err := json.Marshal(appExecResult)
require.NoError(t, err)
@ -128,12 +138,14 @@ func TestMarshalUnmarshalJSONAppExecResult(t *testing.T) {
require.NoError(t, json.Unmarshal(data, actual))
expected := &AppExecResult{
// we have no way to restore block hash as it was not marshalled
TxHash: util.Uint256{},
Trigger: appExecResult.Trigger,
VMState: appExecResult.VMState,
GasConsumed: appExecResult.GasConsumed,
Stack: appExecResult.Stack,
Events: appExecResult.Events,
Container: util.Uint256{},
Execution: Execution{
Trigger: appExecResult.Trigger,
VMState: appExecResult.VMState,
GasConsumed: appExecResult.GasConsumed,
Stack: appExecResult.Stack,
Events: appExecResult.Events,
},
}
require.Equal(t, expected, actual)
})
@ -144,7 +156,9 @@ func TestMarshalUnmarshalJSONAppExecResult(t *testing.T) {
i[0] = recursive
errorCases := []*AppExecResult{
{
Stack: i,
Execution: Execution{
Stack: i,
},
},
}
for _, errCase := range errorCases {

3
pkg/network/helper_test.go
View file

@ -18,6 +18,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/network/capability"
"github.com/nspcc-dev/neo-go/pkg/network/payload"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"go.uber.org/zap/zaptest"
@ -74,7 +75,7 @@ func (chain *testChain) Close() {
func (chain testChain) HeaderHeight() uint32 {
return 0
}
func (chain testChain) GetAppExecResult(hash util.Uint256) (*state.AppExecResult, error) {
func (chain testChain) GetAppExecResults(hash util.Uint256, trig trigger.Type) ([]state.AppExecResult, error) {
panic("TODO")
}
func (chain testChain) GetBlock(hash util.Uint256) (*block.Block, error) {

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

@ -25,10 +25,10 @@ import (
var errNetworkNotInitialized = errors.New("RPC client network is not initialized")
// GetApplicationLog returns the contract log based on the specified txid.
func (c *Client) GetApplicationLog(hash util.Uint256) (*state.AppExecResult, error) {
func (c *Client) GetApplicationLog(hash util.Uint256) (*result.ApplicationLog, error) {
var (
params = request.NewRawParams(hash.StringLE())
resp = new(state.AppExecResult)
resp = new(result.ApplicationLog)
)
if err := c.performRequest("getapplicationlog", params, resp); err != nil {
return nil, err

20
pkg/rpc/client/rpc_test.go
View file

@ -110,19 +110,23 @@ var rpcClientTestCases = map[string][]rpcClientTestCase{
invoke: func(c *Client) (interface{}, error) {
return c.GetApplicationLog(util.Uint256{})
},
serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"txid":"0x17145a039fca704fcdbeb46e6b210af98a1a9e5b9768e46ffc38f71c79ac2521","trigger":"Application","vmstate":"HALT","gasconsumed":"1","stack":[{"type":"Integer","value":"1"}],"notifications":[]}}`,
serverResponse: `{"id":1,"jsonrpc":"2.0","result":{"txid":"0x17145a039fca704fcdbeb46e6b210af98a1a9e5b9768e46ffc38f71c79ac2521","executions":[{"trigger":"Application","vmstate":"HALT","gasconsumed":"1","stack":[{"type":"Integer","value":"1"}],"notifications":[]}]}}`,
result: func(c *Client) interface{} {
txHash, err := util.Uint256DecodeStringLE("17145a039fca704fcdbeb46e6b210af98a1a9e5b9768e46ffc38f71c79ac2521")
if err != nil {
panic(err)
}
return &state.AppExecResult{
TxHash: txHash,
Trigger: trigger.Application,
VMState: vm.HaltState,
GasConsumed: 1,
Stack: []stackitem.Item{stackitem.NewBigInteger(big.NewInt(1))},
Events: []state.NotificationEvent{},
return &result.ApplicationLog{
Container: txHash,
Executions: []state.Execution{
{
Trigger: trigger.Application,
VMState: vm.HaltState,
GasConsumed: 1,
Stack: []stackitem.Item{stackitem.NewBigInteger(big.NewInt(1))},
Events: []state.NotificationEvent{},
},
},
}
},
},

79
pkg/rpc/response/result/application_log.go Normal file
View file

@ -0,0 +1,79 @@
package result
import (
"encoding/json"
"errors"
"fmt"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
)
// ApplicationLog represent the results of the script executions for block or transaction.
type ApplicationLog struct {
Container util.Uint256
Executions []state.Execution
}
// applicationLogAux is an auxiliary struct for ApplicationLog JSON marshalling.
type applicationLogAux struct {
TxHash *util.Uint256 `json:"txid,omitempty"`
BlockHash *util.Uint256 `json:"blockhash,omitempty"`
Executions []json.RawMessage `json:"executions"`
}
// MarshalJSON implements implements json.Marshaler interface.
func (l ApplicationLog) MarshalJSON() ([]byte, error) {
result := &applicationLogAux{
Executions: make([]json.RawMessage, len(l.Executions)),
}
if l.Executions[0].Trigger == trigger.Application {
result.TxHash = &l.Container
} else {
result.BlockHash = &l.Container
}
var err error
for i := range result.Executions {
result.Executions[i], err = json.Marshal(l.Executions[i])
if err != nil {
return nil, fmt.Errorf("failed to marshal execution #%d: %w", i, err)
}
}
return json.Marshal(result)
}
// UnmarshalJSON implements implements json.Unmarshaler interface.
func (l *ApplicationLog) UnmarshalJSON(data []byte) error {
aux := new(applicationLogAux)
if err := json.Unmarshal(data, aux); err != nil {
return err
}
if aux.TxHash != nil {
l.Container = *aux.TxHash
} else if aux.BlockHash != nil {
l.Container = *aux.BlockHash
} else {
return errors.New("no block or transaction hash")
}
l.Executions = make([]state.Execution, len(aux.Executions))
for i := range l.Executions {
err := json.Unmarshal(aux.Executions[i], &l.Executions[i])
if err != nil {
return fmt.Errorf("failed to unmarshal execution #%d: %w", i, err)
}
}
return nil
}
// NewApplicationLog creates ApplicationLog from a set of several application execution results.
func NewApplicationLog(hash util.Uint256, aers []state.AppExecResult) ApplicationLog {
result := ApplicationLog{
Container: hash,
}
for _, aer := range aers {
result.Executions = append(result.Executions, aer.Execution)
}
return result
}

13
pkg/rpc/server/server.go
View file

@ -30,6 +30,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/rpc/response"
"github.com/nspcc-dev/neo-go/pkg/rpc/response/result"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"go.uber.org/zap"
)
@ -526,12 +527,11 @@ func (s *Server) getApplicationLog(reqParams request.Params) (interface{}, *resp
return nil, response.ErrInvalidParams
}
appExecResult, err := s.chain.GetAppExecResult(hash)
appExecResults, err := s.chain.GetAppExecResults(hash, trigger.All)
if err != nil {
return nil, response.NewRPCError("Unknown transaction or block", "", err)
}
return appExecResult, nil
return result.NewApplicationLog(hash, appExecResults), nil
}
func (s *Server) getNEP5Balances(ps request.Params) (interface{}, *response.Error) {
@ -852,11 +852,14 @@ func (s *Server) getrawtransaction(reqParams request.Params) (interface{}, *resp
if err != nil {
return nil, response.NewInvalidParamsError(err.Error(), err)
}
st, err := s.chain.GetAppExecResult(txHash)
aers, err := s.chain.GetAppExecResults(txHash, trigger.Application)
if err != nil {
return nil, response.NewRPCError("Unknown transaction", err.Error(), err)
}
results = result.NewTransactionOutputRaw(tx, header, st, s.chain)
if len(aers) == 0 {
return nil, response.NewRPCError("Unknown transaction", "", nil)
}
results = result.NewTransactionOutputRaw(tx, header, &aers[0], s.chain)
} else {
results = tx.Bytes()
}

20
pkg/rpc/server/server_test.go
View file

@ -68,15 +68,16 @@ var rpcTestCases = map[string][]rpcTestCase{
{
name: "positive",
params: `["` + deploymentTxHash + `"]`,
result: func(e *executor) interface{} { return &state.AppExecResult{} },
result: func(e *executor) interface{} { return &result.ApplicationLog{} },
check: func(t *testing.T, e *executor, acc interface{}) {
res, ok := acc.(*state.AppExecResult)
res, ok := acc.(*result.ApplicationLog)
require.True(t, ok)
expectedTxHash, err := util.Uint256DecodeStringLE(deploymentTxHash)
require.NoError(t, err)
assert.Equal(t, expectedTxHash, res.TxHash)
assert.Equal(t, trigger.Application, res.Trigger)
assert.Equal(t, vm.HaltState, res.VMState)
assert.Equal(t, 1, len(res.Executions))
assert.Equal(t, expectedTxHash, res.Container)
assert.Equal(t, trigger.Application, res.Executions[0].Trigger)
assert.Equal(t, vm.HaltState, res.Executions[0].VMState)
},
},
{
@ -890,10 +891,13 @@ func testRPCProtocol(t *testing.T, doRPCCall func(string, string, *testing.T) []
rpc := `{"jsonrpc": "2.0", "id": 1, "method": "getapplicationlog", "params": ["%s"]}`
body := doRPCCall(fmt.Sprintf(rpc, e.chain.GetHeaderHash(1).StringLE()), httpSrv.URL, t)
data := checkErrGetResult(t, body, false)
var res state.AppExecResult
var res result.ApplicationLog
require.NoError(t, json.Unmarshal(data, &res))
require.Equal(t, trigger.PostPersist, res.Trigger)
require.Equal(t, vm.HaltState, res.VMState)
require.Equal(t, 2, len(res.Executions))
require.Equal(t, trigger.OnPersist, res.Executions[0].Trigger)
require.Equal(t, vm.HaltState, res.Executions[0].VMState)
require.Equal(t, trigger.PostPersist, res.Executions[1].Trigger)
require.Equal(t, vm.HaltState, res.Executions[1].VMState)
})
t.Run("submit", func(t *testing.T) {