fix error message in SendTransaction json-rpc api

Closes: #785

Solution:
- Remove `stacktrace.Propagate`s, and recover error message in jsonrpc server

changelog

fix error messages

CHANGELOG.md

@@ -40,6 +40,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 ## Improvements
 
 * (ci) [tharsis#784](https://github.com/tharsis/ethermint/pull/784) Enable automatic backport of PRs.
+* (rpc) [tharsis#786](https://github.com/tharsis/ethermint/pull/786) Improve error message of `SendTransaction`/`SendRawTransaction` JSON-RPC APIs.
 
 ### Bug Fixes
 

app/ante/ante.go

@@ -4,8 +4,6 @@ import (
 	"fmt"
 	"runtime/debug"
 
-	"github.com/palantir/stacktrace"
-
 	tmlog "github.com/tendermint/tendermint/libs/log"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
@@ -69,9 +67,10 @@ func NewAnteHandler(
 					)
 
 				default:
-					return ctx, stacktrace.Propagate(
-						sdkerrors.Wrap(sdkerrors.ErrUnknownExtensionOptions, typeURL),
-						"rejecting tx with unsupported extension option",
+					return ctx, sdkerrors.Wrapf(
+						sdkerrors.ErrUnknownExtensionOptions,
+						"rejecting tx with unsupported extension option: %s",
+						typeURL,
 					)
 				}
 
@@ -100,10 +99,7 @@ func NewAnteHandler(
 				authante.NewIncrementSequenceDecorator(ak), // innermost AnteDecorator
 			)
 		default:
-			return ctx, stacktrace.Propagate(
-				sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid transaction type: %T", tx),
-				"transaction is not an SDK tx",
-			)
+			return ctx, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "invalid transaction type: %T", tx)
 		}
 
 		return anteHandler(ctx, tx, sim)

go.mod

@@ -20,7 +20,6 @@ require (
 	github.com/klauspost/compress v1.11.9 // indirect
 	github.com/miguelmota/go-ethereum-hdwallet v0.1.1
 	github.com/onsi/ginkgo v1.16.5
-	github.com/palantir/stacktrace v0.0.0-20161112013806-78658fd2d177
 	github.com/pkg/errors v0.9.1
 	github.com/rakyll/statik v0.1.7
 	github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475 // indirect

go.sum

@@ -799,8 +799,6 @@ github.com/otiai10/curr v1.0.0/go.mod h1:LskTG5wDwr8Rs+nNQ+1LlxRjAtTZZjtJW4rMXl6
 github.com/otiai10/mint v1.3.0/go.mod h1:F5AjcsTsWUqX+Na9fpHb52P8pcRX2CI6A3ctIT91xUo=
 github.com/otiai10/mint v1.3.2/go.mod h1:/yxELlJQ0ufhjUwhshSj+wFjZ78CnZ48/1wtmBH1OTc=
 github.com/pact-foundation/pact-go v1.0.4/go.mod h1:uExwJY4kCzNPcHRj+hCR/HBbOOIwwtUjcrb0b5/5kLM=
-github.com/palantir/stacktrace v0.0.0-20161112013806-78658fd2d177 h1:nRlQD0u1871kaznCnn1EvYiMbum36v7hw1DLPEjds4o=
-github.com/palantir/stacktrace v0.0.0-20161112013806-78658fd2d177/go.mod h1:ao5zGxj8Z4x60IOVYZUbDSmt3R8Ddo080vEgPosHpak=
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=
 github.com/pascaldekloe/goe v0.1.0 h1:cBOtyMzM9HTpWjXfbbunk26uA6nG3a8n06Wieeh0MwY=
 github.com/pascaldekloe/goe v0.1.0/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=

rpc/ethereum/backend/backend.go

@@ -12,6 +12,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/client/flags"
 	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
 	"github.com/cosmos/cosmos-sdk/server"
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	authtx "github.com/cosmos/cosmos-sdk/x/auth/tx"
 	"github.com/ethereum/go-ethereum/accounts/keystore"
 	"github.com/ethereum/go-ethereum/params"
@@ -810,10 +811,10 @@ func (e *EVMBackend) SendTransaction(args evmtypes.TransactionArgs) (common.Hash
 	// NOTE: If error is encountered on the node, the broadcast will not return an error
 	syncCtx := e.clientCtx.WithBroadcastMode(flags.BroadcastSync)
 	rsp, err := syncCtx.BroadcastTx(txBytes)
-	if err != nil || rsp.Code != 0 {
-		if err == nil {
-			err = errors.New(rsp.RawLog)
-		}
+	if rsp != nil && rsp.Code != 0 {
+		err = sdkerrors.ABCIError(rsp.Codespace, rsp.Code, rsp.RawLog)
+	}
+	if err != nil {
 		e.logger.Error("failed to broadcast tx", "error", err.Error())
 		return txHash, err
 	}

rpc/ethereum/namespaces/eth/api.go

@@ -22,6 +22,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/client/flags"
 	"github.com/cosmos/cosmos-sdk/crypto/keyring"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
 
 	"github.com/ethereum/go-ethereum/accounts/keystore"
@@ -479,10 +480,10 @@ func (e *PublicAPI) SendRawTransaction(data hexutil.Bytes) (common.Hash, error)
 
 	syncCtx := e.clientCtx.WithBroadcastMode(flags.BroadcastSync)
 	rsp, err := syncCtx.BroadcastTx(txBytes)
-	if err != nil || rsp.Code != 0 {
-		if err == nil {
-			err = errors.New(rsp.RawLog)
-		}
+	if rsp != nil && rsp.Code != 0 {
+		err = sdkerrors.ABCIError(rsp.Codespace, rsp.Code, rsp.RawLog)
+	}
+	if err != nil {
 		e.logger.Error("failed to broadcast tx", "error", err.Error())
 		return txHash, err
 	}

rpc/ethereum/namespaces/miner/api.go

@@ -1,7 +1,6 @@
 package miner
 
 import (
-	"errors"
 	"math/big"
 
 	"github.com/cosmos/cosmos-sdk/client"
@@ -11,6 +10,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/server"
 	sdkconfig "github.com/cosmos/cosmos-sdk/server/config"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 
 	authtx "github.com/cosmos/cosmos-sdk/x/auth/tx"
 	distributiontypes "github.com/cosmos/cosmos-sdk/x/distribution/types"
@@ -143,10 +143,10 @@ func (api *API) SetEtherbase(etherbase common.Address) bool {
 	// NOTE: If error is encountered on the node, the broadcast will not return an error
 	syncCtx := api.clientCtx.WithBroadcastMode(flags.BroadcastSync)
 	rsp, err := syncCtx.BroadcastTx(txBytes)
-	if err != nil || rsp.Code != 0 {
-		if err == nil {
-			err = errors.New(rsp.RawLog)
-		}
+	if rsp != nil && rsp.Code != 0 {
+		err = sdkerrors.ABCIError(rsp.Codespace, rsp.Code, rsp.RawLog)
+	}
+	if err != nil {
 		api.logger.Debug("failed to broadcast tx", "error", err.Error())
 		return false
 	}

x/evm/keeper/grpc_query.go

@@ -10,7 +10,6 @@ import (
 
 	"github.com/ethereum/go-ethereum/eth/tracers"
 
-	"github.com/palantir/stacktrace"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 
@@ -313,7 +312,7 @@ func (k Keeper) EstimateGas(c context.Context, req *types.EthCallRequest) (*type
 		rsp, err = k.ApplyMessageWithConfig(msg, nil, false, cfg)
 
 		if err != nil {
-			if errors.Is(stacktrace.RootCause(err), core.ErrIntrinsicGas) {
+			if errors.Is(err, core.ErrIntrinsicGas) {
 				return true, nil, nil // Special case, raise gas limit
 			}
 			return true, nil, err // Bail out

x/evm/keeper/keeper.go

@@ -7,12 +7,12 @@ import (
 	"github.com/cosmos/cosmos-sdk/codec"
 	"github.com/cosmos/cosmos-sdk/store/prefix"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core"
 	ethtypes "github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/core/vm"
-	"github.com/palantir/stacktrace"
 	"github.com/tendermint/tendermint/libs/log"
 
 	"github.com/ethereum/go-ethereum/params"
@@ -341,11 +341,11 @@ func (k Keeper) ClearBalance(addr sdk.AccAddress) (prevBalance sdk.Coin, err err
 	prevBalance = k.bankKeeper.GetBalance(k.Ctx(), addr, params.EvmDenom)
 	if prevBalance.IsPositive() {
 		if err := k.bankKeeper.SendCoinsFromAccountToModule(k.Ctx(), addr, types.ModuleName, sdk.Coins{prevBalance}); err != nil {
-			return sdk.Coin{}, stacktrace.Propagate(err, "failed to transfer to module account")
+			return sdk.Coin{}, sdkerrors.Wrap(err, "failed to transfer to module account")
 		}
 
 		if err := k.bankKeeper.BurnCoins(k.Ctx(), types.ModuleName, sdk.Coins{prevBalance}); err != nil {
-			return sdk.Coin{}, stacktrace.Propagate(err, "failed to burn coins from evm module account")
+			return sdk.Coin{}, sdkerrors.Wrap(err, "failed to burn coins from evm module account")
 		}
 	}
 

x/evm/keeper/msg_server.go

@@ -5,12 +5,11 @@ import (
 	"encoding/json"
 	"fmt"
 
-	"github.com/palantir/stacktrace"
-
 	tmbytes "github.com/tendermint/tendermint/libs/bytes"
 	tmtypes "github.com/tendermint/tendermint/types"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 
 	"github.com/tharsis/ethermint/x/evm/types"
 )
@@ -30,7 +29,7 @@ func (k *Keeper) EthereumTx(goCtx context.Context, msg *types.MsgEthereumTx) (*t
 
 	response, err := k.ApplyTransaction(tx)
 	if err != nil {
-		return nil, stacktrace.Propagate(err, "failed to apply transaction")
+		return nil, sdkerrors.Wrap(err, "failed to apply transaction")
 	}
 
 	attrs := []sdk.Attribute{
@@ -57,7 +56,7 @@ func (k *Keeper) EthereumTx(goCtx context.Context, msg *types.MsgEthereumTx) (*t
 	for _, log := range response.Logs {
 		value, err := json.Marshal(log)
 		if err != nil {
-			return nil, stacktrace.Propagate(err, "failed to encode log")
+			return nil, sdkerror.Wrap(err, "failed to encode log")
 		}
 		txLogAttrs = append(txLogAttrs, sdk.NewAttribute(types.AttributeKeyTxLog, string(value)))
 	}

x/evm/keeper/state_transition.go

@@ -3,7 +3,6 @@ package keeper
 import (
 	"math/big"
 
-	"github.com/palantir/stacktrace"
 	tmtypes "github.com/tendermint/tendermint/types"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
@@ -29,7 +28,7 @@ func (k *Keeper) EVMConfig(ctx sdk.Context) (*types.EVMConfig, error) {
 	// get the coinbase address from the block proposer
 	coinbase, err := k.GetCoinbaseAddress(ctx)
 	if err != nil {
-		return nil, stacktrace.Propagate(err, "failed to obtain coinbase address")
+		return nil, sdkerrors.Wrap(err, "failed to obtain coinbase address")
 	}
 
 	var baseFee *big.Int
@@ -176,7 +175,7 @@ func (k *Keeper) ApplyTransaction(tx *ethtypes.Transaction) (*types.MsgEthereumT
 
 	cfg, err := k.EVMConfig(ctx)
 	if err != nil {
-		return nil, stacktrace.Propagate(err, "failed to load evm config")
+		return nil, sdkerrors.Wrap(err, "failed to load evm config")
 	}
 
 	// get the latest signer according to the chain rules from the config
@@ -189,7 +188,7 @@ func (k *Keeper) ApplyTransaction(tx *ethtypes.Transaction) (*types.MsgEthereumT
 
 	msg, err := tx.AsMessage(signer, baseFee)
 	if err != nil {
-		return nil, stacktrace.Propagate(err, "failed to return ethereum transaction as core message")
+		return nil, sdkerrors.Wrap(err, "failed to return ethereum transaction as core message")
 	}
 
 	txHash := tx.Hash()
@@ -215,7 +214,7 @@ func (k *Keeper) ApplyTransaction(tx *ethtypes.Transaction) (*types.MsgEthereumT
 
 	res, err := k.ApplyMessageWithConfig(msg, nil, true, cfg)
 	if err != nil {
-		return nil, stacktrace.Propagate(err, "failed to apply ethereum core message")
+		return nil, sdkerrors.Wrap(err, "failed to apply ethereum core message")
 	}
 
 	res.Hash = txHash.Hex()
@@ -240,7 +239,7 @@ func (k *Keeper) ApplyTransaction(tx *ethtypes.Transaction) (*types.MsgEthereumT
 
 	// refund gas according to Ethereum gas accounting rules.
 	if err := k.RefundGas(msg, msg.Gas()-res.GasUsed, cfg.Params.EvmDenom); err != nil {
-		return nil, stacktrace.Propagate(err, "failed to refund gas leftover gas to sender %s", msg.From())
+		return nil, sdkerrors.Wrapf(err, "failed to refund gas leftover gas to sender %s", msg.From())
 	}
 
 	if len(logs) > 0 {
@@ -314,9 +313,9 @@ func (k *Keeper) ApplyMessageWithConfig(msg core.Message, tracer vm.Tracer, comm
 
 	// return error if contract creation or call are disabled through governance
 	if !cfg.Params.EnableCreate && msg.To() == nil {
-		return nil, stacktrace.Propagate(types.ErrCreateDisabled, "failed to create new contract")
+		return nil, sdkerrors.Wrap(types.ErrCreateDisabled, "failed to create new contract")
 	} else if !cfg.Params.EnableCall && msg.To() != nil {
-		return nil, stacktrace.Propagate(types.ErrCallDisabled, "failed to call contract")
+		return nil, sdkerrors.Wrap(types.ErrCallDisabled, "failed to call contract")
 	}
 
 	sender := vm.AccountRef(msg.From())
@@ -326,12 +325,12 @@ func (k *Keeper) ApplyMessageWithConfig(msg core.Message, tracer vm.Tracer, comm
 	intrinsicGas, err := k.GetEthIntrinsicGas(msg, cfg.ChainConfig, contractCreation)
 	if err != nil {
 		// should have already been checked on Ante Handler
-		return nil, stacktrace.Propagate(err, "intrinsic gas failed")
+		return nil, sdkerrors.Wrap(err, "intrinsic gas failed")
 	}
 	// Should check again even if it is checked on Ante Handler, because eth_call don't go through Ante Handler.
 	if msg.Gas() < intrinsicGas {
 		// eth_estimateGas will check for this exact error
-		return nil, stacktrace.Propagate(core.ErrIntrinsicGas, "apply message")
+		return nil, sdkerrors.Wrap(core.ErrIntrinsicGas, "apply message")
 	}
 	leftoverGas := msg.Gas() - intrinsicGas
 
@@ -356,12 +355,12 @@ func (k *Keeper) ApplyMessageWithConfig(msg core.Message, tracer vm.Tracer, comm
 
 	// calculate gas refund
 	if msg.Gas() < leftoverGas {
-		return nil, stacktrace.Propagate(types.ErrGasOverflow, "apply message")
+		return nil, sdkerrors.Wrap(types.ErrGasOverflow, "apply message")
 	}
 	gasUsed := msg.Gas() - leftoverGas
 	refund := k.GasToRefund(gasUsed, refundQuotient)
 	if refund > gasUsed {
-		return nil, stacktrace.Propagate(types.ErrGasOverflow, "apply message")
+		return nil, sdkerrors.Wrap(types.ErrGasOverflow, "apply message")
 	}
 	gasUsed -= refund
 
@@ -390,7 +389,7 @@ func (k *Keeper) ApplyMessageWithConfig(msg core.Message, tracer vm.Tracer, comm
 func (k *Keeper) ApplyMessage(msg core.Message, tracer vm.Tracer, commit bool) (*types.MsgEthereumTxResponse, error) {
 	cfg, err := k.EVMConfig(k.Ctx())
 	if err != nil {
-		return nil, stacktrace.Propagate(err, "failed to load evm config")
+		return nil, sdkerrors.Wrap(err, "failed to load evm config")
 	}
 	return k.ApplyMessageWithConfig(msg, tracer, commit, cfg)
 }
@@ -438,7 +437,7 @@ func (k *Keeper) RefundGas(msg core.Message, leftoverGas uint64, denom string) e
 		err := k.bankKeeper.SendCoinsFromModuleToAccount(k.Ctx(), authtypes.FeeCollectorName, msg.From().Bytes(), refundedCoins)
 		if err != nil {
 			err = sdkerrors.Wrapf(sdkerrors.ErrInsufficientFunds, "fee collector account failed to refund fees: %s", err.Error())
-			return stacktrace.Propagate(err, "failed to refund %d leftover gas (%s)", leftoverGas, refundedCoins.String())
+			return sdkerrors.Wrapf(err, "failed to refund %d leftover gas (%s)", leftoverGas, refundedCoins.String())
 		}
 	default:
 		// no refund, consume gas and update the tx gas meter
@@ -461,9 +460,10 @@ func (k Keeper) GetCoinbaseAddress(ctx sdk.Context) (common.Address, error) {
 	consAddr := sdk.ConsAddress(ctx.BlockHeader().ProposerAddress)
 	validator, found := k.stakingKeeper.GetValidatorByConsAddr(ctx, consAddr)
 	if !found {
-		return common.Address{}, stacktrace.Propagate(
-			sdkerrors.Wrap(stakingtypes.ErrNoValidatorFound, consAddr.String()),
-			"failed to retrieve validator from block proposer address",
+		return common.Address{}, sdkerrors.Wrapf(
+			stakingtypes.ErrNoValidatorFound,
+			"failed to retrieve validator from block proposer address %s",
+			consAddr.String(),
 		)
 	}