[api] implement web3 API debug_traceTransaction

api/coreservice.go

@@ -15,6 +15,8 @@ import (
 	"strconv"
 	"time"
 
+	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/ethereum/go-ethereum/eth/tracers/logger"
 	"github.com/pkg/errors"
 	"go.uber.org/zap"
 	"golang.org/x/sync/errgroup"
@@ -26,6 +28,7 @@ import (
 	"google.golang.org/protobuf/types/known/timestamppb"
 
 	"github.com/iotexproject/go-pkgs/hash"
+	"github.com/iotexproject/go-pkgs/util"
 	"github.com/iotexproject/iotex-address/address"
 	"github.com/iotexproject/iotex-election/committee"
 	"github.com/iotexproject/iotex-proto/golang/iotexapi"
@@ -141,6 +144,8 @@ type (
 		ReceiveBlock(blk *block.Block) error
 		// BlockHashByBlockHeight returns block hash by block height
 		BlockHashByBlockHeight(blkHeight uint64) (hash.Hash256, error)
+		// TraceTransaction returns the trace result of a transaction
+		TraceTransaction(ctx context.Context, actHash string, config *logger.Config) ([]byte, *action.Receipt, *logger.StructLogger, error)
 	}
 
 	// coreService implements the CoreService interface
@@ -1616,3 +1621,29 @@ func (core *coreService) SyncingProgress() (uint64, uint64, uint64) {
 	startingHeight, currentHeight, targetHeight, _ := core.bs.SyncStatus()
 	return startingHeight, currentHeight, targetHeight
 }
+
+// TraceTransaction returns the trace result of transaction
+func (core *coreService) TraceTransaction(ctx context.Context, actHash string, config *logger.Config) (retval []byte, receipt *action.Receipt, traces *logger.StructLogger, err error) {
+	actInfo, err := core.Action(util.Remove0xPrefix(actHash), false)
+	if err != nil {
+		return
+	}
+	act, err := (&action.Deserializer{}).SetEvmNetworkID(core.EVMNetworkID()).ActionToSealedEnvelope(actInfo.Action)
+	if err != nil {
+		return
+	}
+	sc, ok := act.Action().(*action.Execution)
+	if !ok {
+		err = status.Error(codes.InvalidArgument, "the type of action is not supported")
+		return
+	}
+	traces = logger.NewStructLogger(nil)
+	ctx = protocol.WithVMConfigCtx(ctx, vm.Config{
+		Debug:     true,
+		Tracer:    traces,
+		NoBaseFee: true,
+	})
+	addr, _ := address.FromString(address.ZeroAddress)
+	retval, receipt, err = core.SimulateExecution(ctx, addr, sc)
+	return
+}

api/coreservice_test.go

@@ -7,9 +7,12 @@ package api
 
 import (
 	"context"
+	"encoding/hex"
+	"math/big"
 	"strconv"
 	"testing"
 
+	"github.com/ethereum/go-ethereum/eth/tracers/logger"
 	"github.com/golang/mock/gomock"
 	"github.com/iotexproject/iotex-proto/golang/iotexapi"
 	"github.com/pkg/errors"
@@ -21,6 +24,7 @@ import (
 	"github.com/iotexproject/iotex-core/api/logfilter"
 	"github.com/iotexproject/iotex-core/blockchain"
 	"github.com/iotexproject/iotex-core/blockchain/blockdao"
+	"github.com/iotexproject/iotex-core/test/identityset"
 	"github.com/iotexproject/iotex-core/test/mock/mock_blockindex"
 	"github.com/iotexproject/iotex-core/testutil"
 )
@@ -199,6 +203,39 @@ func TestEstimateGasForAction(t *testing.T) {
 	require.Contains(err.Error(), action.ErrNilProto.Error())
 }
 
+func TestTraceTransaction(t *testing.T) {
+	require := require.New(t)
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+	svr, bc, _, ap, cleanCallback := setupTestCoreSerivce()
+	defer cleanCallback()
+	ctx := context.Background()
+	tsf, err := action.SignedExecution(identityset.Address(29).String(),
+		identityset.PrivateKey(29), 1, big.NewInt(0), testutil.TestGasLimit,
+		big.NewInt(testutil.TestGasPriceInt64), []byte{})
+	require.NoError(err)
+	tsfhash, err := tsf.Hash()
+
+	blk1Time := testutil.TimestampNow()
+	require.NoError(ap.Add(ctx, tsf))
+	blk, err := bc.MintNewBlock(blk1Time)
+	require.NoError(err)
+	require.NoError(bc.CommitBlock(blk))
+	cfg := &logger.Config{
+		EnableMemory:     true,
+		DisableStack:     false,
+		DisableStorage:   false,
+		EnableReturnData: true,
+	}
+	retval, receipt, traces, err := svr.TraceTransaction(ctx, hex.EncodeToString(tsfhash[:]), cfg)
+	require.NoError(err)
+	require.Equal("0x", byteToHex(retval))
+	require.Equal(uint64(1), receipt.Status)
+	require.Equal(uint64(0x2710), receipt.GasConsumed)
+	require.Empty(receipt.ExecutionRevertMsg())
+	require.Equal(0, len(traces.StructLogs()))
+}
+
 func TestProofAndCompareReverseActions(t *testing.T) {
 	sliceN := func(n uint64) (value []uint64) {
 		value = make([]uint64, 0, n)

api/grpcserver.go

@@ -15,13 +15,11 @@ import (
 	"strconv"
 	"time"
 
-	"github.com/ethereum/go-ethereum/core/vm"
 	"github.com/ethereum/go-ethereum/eth/tracers/logger"
 	grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
 	grpc_recovery "github.com/grpc-ecosystem/go-grpc-middleware/recovery"
 	grpc_prometheus "github.com/grpc-ecosystem/go-grpc-prometheus"
 	"github.com/iotexproject/go-pkgs/hash"
-	"github.com/iotexproject/go-pkgs/util"
 	"github.com/iotexproject/iotex-address/address"
 	"github.com/iotexproject/iotex-proto/golang/iotexapi"
 	"github.com/iotexproject/iotex-proto/golang/iotextypes"
@@ -39,7 +37,6 @@ import (
 	"google.golang.org/protobuf/types/known/timestamppb"
 
 	"github.com/iotexproject/iotex-core/action"
-	"github.com/iotexproject/iotex-core/action/protocol"
 	"github.com/iotexproject/iotex-core/api/logfilter"
 	apitypes "github.com/iotexproject/iotex-core/api/types"
 	"github.com/iotexproject/iotex-core/blockchain/block"
@@ -659,32 +656,18 @@ func (svr *gRPCHandler) ReadContractStorage(ctx context.Context, in *iotexapi.Re
 
 // TraceTransactionStructLogs get trace transaction struct logs
 func (svr *gRPCHandler) TraceTransactionStructLogs(ctx context.Context, in *iotexapi.TraceTransactionStructLogsRequest) (*iotexapi.TraceTransactionStructLogsResponse, error) {
-	actInfo, err := svr.coreService.Action(util.Remove0xPrefix(in.GetActionHash()), false)
-	if err != nil {
-		return nil, err
+	cfg := &logger.Config{
+		EnableMemory:     true,
+		DisableStack:     false,
+		DisableStorage:   false,
+		EnableReturnData: true,
 	}
-	act, err := (&action.Deserializer{}).SetEvmNetworkID(svr.coreService.EVMNetworkID()).ActionToSealedEnvelope(actInfo.Action)
+	_, _, traces, err := svr.coreService.TraceTransaction(ctx, in.GetActionHash(), cfg)
 	if err != nil {
-		return nil, err
-	}
-	sc, ok := act.Action().(*action.Execution)
-	if !ok {
-		return nil, status.Error(codes.InvalidArgument, "the type of action is not supported")
-	}
-	tracer := logger.NewStructLogger(nil)
-	ctx = protocol.WithVMConfigCtx(ctx, vm.Config{
-		Debug:     true,
-		Tracer:    tracer,
-		NoBaseFee: true,
-	})
-
-	_, _, err = svr.coreService.SimulateExecution(ctx, act.SenderAddress(), sc)
-	if err != nil {
-		return nil, err
+		return nil, status.Error(codes.Internal, err.Error())
 	}
-
 	structLogs := make([]*iotextypes.TransactionStructLog, 0)
-	for _, log := range tracer.StructLogs() {
+	for _, log := range traces.StructLogs() {
 		var stack []string
 		for _, s := range log.Stack {
 			stack = append(stack, s.String())

api/grpcserver_test.go

@@ -11,6 +11,7 @@ import (
 	"math/big"
 	"testing"
 
+	"github.com/ethereum/go-ethereum/eth/tracers/logger"
 	"github.com/golang/mock/gomock"
 	"github.com/iotexproject/go-pkgs/hash"
 	"github.com/iotexproject/iotex-proto/golang/iotexapi"
@@ -1019,18 +1020,7 @@ func TestGrpcServer_TraceTransactionStructLogs(t *testing.T) {
 	core := mock_apicoreservice.NewMockCoreService(ctrl)
 	grpcSvr := newGRPCHandler(core)
 
-	addr1 := identityset.Address(28).String()
-	priKey1 := identityset.PrivateKey(29)
-	ex1, err := action.SignedExecution(addr1, priKey1, uint64(1), big.NewInt(10), uint64(100000), big.NewInt(0), []byte{})
-	require.NoError(err)
-	act := &iotexapi.ActionInfo{
-		Index:   0,
-		ActHash: "_test",
-		Action:  ex1.Proto(),
-	}
-	core.EXPECT().Action(gomock.Any(), gomock.Any()).Return(act, nil)
-	core.EXPECT().EVMNetworkID().Return(uint32(11))
-	core.EXPECT().SimulateExecution(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, nil, nil)
+	core.EXPECT().TraceTransaction(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil, nil, logger.NewStructLogger(nil), nil)
 	resp, err := grpcSvr.TraceTransactionStructLogs(context.Background(), &iotexapi.TraceTransactionStructLogsRequest{
 		ActionHash: "_actionHash",
 	})

api/web3server.go

@@ -10,7 +10,9 @@ import (
 	"strconv"
 	"time"
 
+	"github.com/ethereum/go-ethereum/common/math"
 	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/eth/tracers/logger"
 	"github.com/iotexproject/go-pkgs/hash"
 	"github.com/iotexproject/go-pkgs/util"
 	"github.com/iotexproject/iotex-address/address"
@@ -205,6 +207,8 @@ func (svr *web3Handler) handleWeb3Req(ctx context.Context, web3Req *gjson.Result
 		res, err = svr.subscribe(web3Req, writer)
 	case "eth_unsubscribe":
 		res, err = svr.unsubscribe(web3Req)
+	case "debug_traceTransaction":
+		res, err = svr.traceTransaction(ctx, web3Req)
 	case "eth_coinbase", "eth_getUncleCountByBlockHash", "eth_getUncleCountByBlockNumber",
 		"eth_sign", "eth_signTransaction", "eth_sendTransaction", "eth_getUncleByBlockHashAndIndex",
 		"eth_getUncleByBlockNumberAndIndex", "eth_pendingTransactions":
@@ -880,6 +884,63 @@ func (svr *web3Handler) unsubscribe(in *gjson.Result) (interface{}, error) {
 	return chainListener.RemoveResponder(id.String())
 }
 
+func (svr *web3Handler) traceTransaction(ctx context.Context, in *gjson.Result) (interface{}, error) {
+	actHash, options := in.Get("params.0"), in.Get("params.1")
+	if !actHash.Exists() {
+		return nil, errInvalidFormat
+	}
+	hash := util.Remove0xPrefix(actHash.String())
+	if len(hash) != 64 {
+		return nil, errInvalidFormat
+	}
+	var (
+		enableMemory, disableStack, disableStorage, enableReturnData bool
+	)
+	if options.Exists() {
+		enableMemory = options.Get("enableMemory").Bool()
+		disableStack = options.Get("disableStack").Bool()
+		disableStorage = options.Get("disableStorage").Bool()
+		enableReturnData = options.Get("enableReturnData").Bool()
+	}
+	cfg := &logger.Config{
+		EnableMemory:     enableMemory,
+		DisableStack:     disableStack,
+		DisableStorage:   disableStorage,
+		EnableReturnData: enableReturnData,
+	}
+	retval, receipt, traces, err := svr.coreService.TraceTransaction(ctx, hash, cfg)
+	if err != nil {
+		return nil, err
+	}
+
+	structLogs := make([]structLog, 0)
+	for _, s := range traces.StructLogs() {
+		var enc structLog
+		enc.Pc = s.Pc
+		enc.Op = s.Op
+		enc.Gas = math.HexOrDecimal64(s.Gas)
+		enc.GasCost = math.HexOrDecimal64(s.GasCost)
+		enc.Memory = s.Memory
+		enc.MemorySize = s.MemorySize
+		enc.Stack = s.Stack
+		enc.ReturnData = s.ReturnData
+		enc.Storage = s.Storage
+		enc.Depth = s.Depth
+		enc.RefundCounter = s.RefundCounter
+		enc.OpName = s.OpName()
+		enc.ErrorString = s.ErrorString()
+		structLogs = append(structLogs, enc)
+	}
+
+	return &debugTraceTransactionResult{
+		Failed:      receipt.Status != uint64(iotextypes.ReceiptStatus_Success),
+		Revert:      receipt.ExecutionRevertMsg(),
+		ReturnValue: byteToHex(retval),
+		StructLogs:  structLogs,
+		Gas:         receipt.GasConsumed,
+	}, nil
+}
+
 func (svr *web3Handler) unimplemented() (interface{}, error) {
 	return nil, errNotImplemented
 }

api/web3server_marshal.go

@@ -4,7 +4,12 @@ import (
 	"encoding/hex"
 	"encoding/json"
 
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/common/math"
 	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/core/vm"
+	"github.com/holiman/uint256"
 	"github.com/iotexproject/go-pkgs/crypto"
 	"github.com/iotexproject/go-pkgs/hash"
 	"github.com/iotexproject/iotex-address/address"
@@ -75,6 +80,28 @@ type (
 		CurrentBlock  string `json:"currentBlock"`
 		HighestBlock  string `json:"highestBlock"`
 	}
+	structLog struct {
+		Pc            uint64                      `json:"pc"`
+		Op            vm.OpCode                   `json:"op"`
+		Gas           math.HexOrDecimal64         `json:"gas"`
+		GasCost       math.HexOrDecimal64         `json:"gasCost"`
+		Memory        hexutil.Bytes               `json:"memory"`
+		MemorySize    int                         `json:"memSize"`
+		Stack         []uint256.Int               `json:"stack"`
+		ReturnData    hexutil.Bytes               `json:"returnData"`
+		Storage       map[common.Hash]common.Hash `json:"storage"`
+		Depth         int                         `json:"depth"`
+		RefundCounter uint64                      `json:"refund"`
+		OpName        string                      `json:"opName"`
+		ErrorString   string                      `json:"error"`
+	}
+	debugTraceTransactionResult struct {
+		Failed      bool        `json:"failed"`
+		Revert      string      `json:"revert"`
+		ReturnValue string      `json:"returnValue"`
+		Gas         uint64      `json:"gas"`
+		StructLogs  []structLog `json:"structLogs"`
+	}
 )
 
 var (

api/web3server_test.go

@@ -1,6 +1,7 @@
 package api
 
 import (
+	"context"
 	"encoding/hex"
 	"fmt"
 	"io"
@@ -13,6 +14,7 @@ import (
 	"testing"
 	"time"
 
+	"github.com/ethereum/go-ethereum/eth/tracers/logger"
 	"github.com/golang/mock/gomock"
 	"github.com/pkg/errors"
 	"github.com/stretchr/testify/require"
@@ -30,6 +32,7 @@ import (
 	"github.com/iotexproject/iotex-core/test/identityset"
 	"github.com/iotexproject/iotex-core/test/mock/mock_apicoreservice"
 	mock_apitypes "github.com/iotexproject/iotex-core/test/mock/mock_apiresponder"
+	"github.com/iotexproject/iotex-core/testutil"
 )
 
 func TestGetWeb3Reqs(t *testing.T) {
@@ -973,3 +976,34 @@ func TestLocalAPICache(t *testing.T) {
 	_, exist = cacheLocal.Get(testKey)
 	require.False(exist)
 }
+
+func TestDebugTraceTransaction(t *testing.T) {
+	require := require.New(t)
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+	core := mock_apicoreservice.NewMockCoreService(ctrl)
+	web3svr := &web3Handler{core, nil}
+
+	ctx := context.Background()
+	tsf, err := action.SignedExecution(identityset.Address(29).String(),
+		identityset.PrivateKey(29), 1, big.NewInt(0), testutil.TestGasLimit,
+		big.NewInt(testutil.TestGasPriceInt64), []byte{})
+	require.NoError(err)
+	tsfhash, err := tsf.Hash()
+	require.NoError(err)
+	receipt := &action.Receipt{Status: 1, BlockHeight: 1, ActionHash: tsfhash, GasConsumed: 100000}
+	structLogger := &logger.StructLogger{}
+
+	core.EXPECT().TraceTransaction(ctx, gomock.Any(), gomock.Any()).AnyTimes().Return([]byte{0x01}, receipt, structLogger, nil)
+
+	in := gjson.Parse(`{"params":["` + hex.EncodeToString(tsfhash[:]) + `"]}`)
+	ret, err := web3svr.traceTransaction(ctx, &in)
+	require.NoError(err)
+	rlt, ok := ret.(*debugTraceTransactionResult)
+	require.True(ok)
+	require.Equal("0x01", rlt.ReturnValue)
+	require.False(rlt.Failed)
+	require.Equal(uint64(100000), rlt.Gas)
+	require.Empty(rlt.Revert)
+	require.Equal(0, len(rlt.StructLogs))
+}