rpc: debug_traceBlockByNumber endpoint (#555)

* Refactor traceTx * add getTendermintBlock on backend * keeper concurrency * first version * json rpc concurrency * rever makefile change * remove grpc traceblock * create internal traceBlock function * added types to evm module * tendermintBlockByNumber rename * added safe message check * remove unnecesary line * check error * fix lint * fix linter * Update ethereum/rpc/namespaces/debug/api.go Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com> * Update ethereum/rpc/namespaces/debug/api.go Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com> * Update ethereum/rpc/backend/backend.go Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com> * improve traceBlock performance * fix linter * add extra line on function parameters * changed index to uint 64 * fix lint * proto gen * update endpoints documentation * update changelog * Apply suggestions from code review * Update ethereum/rpc/namespaces/eth/filters/filters.go Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
2021-09-15 10:46:01 +02:00 · 2021-09-15 10:46:01 +02:00 · 3f1eeb30b6
commit 3f1eeb30b6
parent ec7d8a37fd
11 changed files with 346 additions and 151 deletions
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -50,6 +50,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (evm) [tharsis#469](https://github.com/tharsis/ethermint/pull/469) Support [EIP-1559](https://eips.ethereum.org/EIPS/eip-1559)
 * (evm) [tharsis#417](https://github.com/tharsis/ethermint/pull/417) Add `EvmHooks` for tx post-processing
 * (rpc) [tharsis#506](https://github.com/tharsis/ethermint/pull/506) Support for `debug_traceTransaction` RPC endpoint
+* (rpc) [tharsis#555](https://github.com/tharsis/ethermint/pull/555) Support for `debug_traceBlockByNumber` RPC endpoint

 ### Bug Fixes

--- a/docs/api/json-rpc/endpoints.md
+++ b/docs/api/json-rpc/endpoints.md
@ -124,7 +124,7 @@ Check the JSON-RPC methods supported on Ethermint. {synopsis}
 | `debug_startGoTrace`                                                              | Debug     | ✔           |        |                    |
 | `debug_stopCPUProfile`                                                            | Debug     | ✔           |        |                    |
 | `debug_stopGoTrace`                                                               | Debug     | ✔           |        |                    |
-| `debug_traceBlock`                                                                | Debug     |             |        |                    |
+| `debug_traceBlock`(#debug-traceblock)                                                                | Debug     | ✔           |        |                    |
 | `debug_traceBlockByNumber`                                                        | Debug     |             |        |                    |
 | `debug_traceBlockByHash`                                                          | Debug     |             |        |                    |
 | `debug_traceBlockFromFile`                                                        | Debug     |             |        |                    |
@ -1007,6 +1007,22 @@ curl -X POST --data '{"jsonrpc":"2.0","method":"debug_traceTransaction","params"
 ["68410", "51470"]
 ```

+### `debug_traceBlockByNumber`
+
+The `traceBlockByNumber` endpoint accepts a block number and will replay the block that is already present in the database.
+
+#### Parameters
+
+- Trace Config
+
+```json
+// Request
+curl -X POST --data '{"jsonrpc":"2.0","method":"debug_traceBlockByNumber","params":["0xe", {"tracer": "{data: [], fault: function(log) {}, step: function(log) { if(log.op.toString() == \"CALL\") this.data.push(log.stack.peek(0)); }, result: function() { return this.data; }}"}],"id":1}' -H "Content-Type: application/json" http://localhost:8545
+
+//Result
+{"jsonrpc":"2.0","id":1,"result":[{"result":["68410", "51470"]}]}
+```
+

 ## Miner Methods

--- a/docs/api/proto-docs.md
+++ b/docs/api/proto-docs.md
@ -847,7 +847,7 @@ QueryTraceTxRequest defines TraceTx request
 | Field | Type | Label | Description |
 | ----- | ---- | ----- | ----------- |
 | `msg` | [MsgEthereumTx](#ethermint.evm.v1.MsgEthereumTx) |  | msgEthereumTx for the requested transaction |
-| `tx_index` | [uint32](#uint32) |  | transaction index |
+| `tx_index` | [uint64](#uint64) |  | transaction index |
 | `trace_config` | [TraceConfig](#ethermint.evm.v1.TraceConfig) |  | TraceConfig holds extra parameters to trace functions. |


--- a/ethereum/rpc/backend/backend.go
+++ b/ethereum/rpc/backend/backend.go
@ -41,6 +41,7 @@ type Backend interface {
 	BlockNumber() (hexutil.Uint64, error)
 	GetBlockByNumber(blockNum types.BlockNumber, fullTx bool) (map[string]interface{}, error)
 	GetBlockByHash(hash common.Hash, fullTx bool) (map[string]interface{}, error)
+	GetTendermintBlockByNumber(blockNum types.BlockNumber) (*tmrpctypes.ResultBlock, error)
 	HeaderByNumber(blockNum types.BlockNumber) (*ethtypes.Header, error)
 	HeaderByHash(blockHash common.Hash) (*ethtypes.Header, error)
 	PendingTransactions() ([]*sdk.Tx, error)
@ -116,6 +117,38 @@ func (e *EVMBackend) BlockNumber() (hexutil.Uint64, error) {

 // GetBlockByNumber returns the block identified by number.
 func (e *EVMBackend) GetBlockByNumber(blockNum types.BlockNumber, fullTx bool) (map[string]interface{}, error) {
+	resBlock, err := e.GetTendermintBlockByNumber(blockNum)
+	if err != nil {
+		return nil, err
+	}
+
+	res, err := e.EthBlockFromTendermint(resBlock.Block, fullTx)
+	if err != nil {
+		e.logger.Debug("EthBlockFromTendermint failed", "height", blockNum, "error", err.Error())
+		return nil, err
+	}
+
+	return res, nil
+}
+
+// GetBlockByHash returns the block identified by hash.
+func (e *EVMBackend) GetBlockByHash(hash common.Hash, fullTx bool) (map[string]interface{}, error) {
+	resBlock, err := e.clientCtx.Client.BlockByHash(e.ctx, hash.Bytes())
+	if err != nil {
+		e.logger.Debug("BlockByHash block not found", "hash", hash.Hex(), "error", err.Error())
+		return nil, err
+	}
+
+	if resBlock.Block == nil {
+		e.logger.Debug("BlockByHash block not found", "hash", hash.Hex())
+		return nil, nil
+	}
+
+	return e.EthBlockFromTendermint(resBlock.Block, fullTx)
+}
+
+// GetTendermintBlockByNumber returns a Tendermint format block by block number
+func (e *EVMBackend) GetTendermintBlockByNumber(blockNum types.BlockNumber) (*tmrpctypes.ResultBlock, error) {
 	height := blockNum.Int64()
 	currentBlockNumber, _ := e.BlockNumber()

@ -152,29 +185,7 @@ func (e *EVMBackend) GetBlockByNumber(blockNum types.BlockNumber, fullTx bool) (
 		e.logger.Debug("GetBlockByNumber block not found", "height", height)
 		return nil, nil
 	}
-
-	res, err := e.EthBlockFromTendermint(resBlock.Block, fullTx)
-	if err != nil {
-		e.logger.Debug("EthBlockFromTendermint failed", "height", height, "error", err.Error())
-	}
-
-	return res, err
-}
-
-// GetBlockByHash returns the block identified by hash.
-func (e *EVMBackend) GetBlockByHash(hash common.Hash, fullTx bool) (map[string]interface{}, error) {
-	resBlock, err := e.clientCtx.Client.BlockByHash(e.ctx, hash.Bytes())
-	if err != nil {
-		e.logger.Debug("BlockByHash block not found", "hash", hash.Hex(), "error", err.Error())
-		return nil, err
-	}
-
-	if resBlock.Block == nil {
-		e.logger.Debug("BlockByHash block not found", "hash", hash.Hex())
-		return nil, nil
-	}
-
-	return e.EthBlockFromTendermint(resBlock.Block, fullTx)
+	return resBlock, nil
 }

 // EthBlockFromTendermint returns a JSON-RPC compatible Ethereum block from a given Tendermint block and its block result.
--- a/ethereum/rpc/namespaces/debug/api.go
+++ b/ethereum/rpc/namespaces/debug/api.go
@ -13,6 +13,8 @@ import (
 	"sync"
 	"time"

+	"github.com/tendermint/tendermint/types"
+
 	evmtypes "github.com/tharsis/ethermint/x/evm/types"

 	"github.com/cosmos/cosmos-sdk/client"
@ -89,7 +91,7 @@ func (a *API) TraceTransaction(hash common.Hash, config *evmtypes.TraceConfig) (

 	traceTxRequest := evmtypes.QueryTraceTxRequest{
 		Msg:     ethMessage,
-		TxIndex: transaction.Index,
+		TxIndex: uint64(transaction.Index),
 	}

 	if config != nil {
@ -112,6 +114,102 @@ func (a *API) TraceTransaction(hash common.Hash, config *evmtypes.TraceConfig) (
 	return decodedResult, nil
 }

+// TraceBlockByNumber returns the structured logs created during the execution of
+// EVM and returns them as a JSON object.
+func (a *API) TraceBlockByNumber(height rpctypes.BlockNumber, config *evmtypes.TraceConfig) ([]*evmtypes.TxTraceResult, error) {
+	a.logger.Debug("debug_traceBlockByNumber", "height", height)
+	if height == 0 {
+		return nil, errors.New("genesis is not traceable")
+	}
+	// Get Tendermint Block
+	resBlock, err := a.backend.GetTendermintBlockByNumber(height)
+	if err != nil {
+		return nil, err
+	}
+
+	return a.traceBlock(height, config, resBlock.Block.Txs)
+}
+
+// traceBlock configures a new tracer according to the provided configuration, and
+// executes all the transactions contained within. The return value will be one item
+// per transaction, dependent on the requested tracer.
+func (a API) traceBlock(height rpctypes.BlockNumber, config *evmtypes.TraceConfig, txs types.Txs) ([]*evmtypes.TxTraceResult, error) {
+	txsLength := len(txs)
+
+	if txsLength == 0 {
+		// If there are no transactions return empty array
+		return []*evmtypes.TxTraceResult{}, nil
+	}
+
+	var (
+		results = make([]*evmtypes.TxTraceResult, txsLength)
+		wg      = new(sync.WaitGroup)
+		jobs    = make(chan *evmtypes.TxTraceTask, txsLength)
+	)
+
+	threads := runtime.NumCPU()
+	if threads > txsLength {
+		threads = txsLength
+	}
+
+	ctxWithHeight := rpctypes.ContextWithHeight(int64(height))
+
+	wg.Add(threads)
+	for th := 0; th < threads; th++ {
+		go func() {
+			defer wg.Done()
+			txDecoder := a.clientCtx.TxConfig.TxDecoder()
+			// Fetch and execute the next transaction trace tasks
+			for task := range jobs {
+				tx, err := txDecoder(txs[task.Index])
+				if err != nil {
+					a.logger.Error("failed to decode transaction", "hash", txs[task.Index].Hash(), "error", err.Error())
+					continue
+				}
+
+				messages := tx.GetMsgs()
+				if len(messages) == 0 {
+					continue
+				}
+				ethMessage, ok := messages[0].(*evmtypes.MsgEthereumTx)
+				if !ok {
+					// Just considers Ethereum transactions
+					continue
+				}
+
+				traceTxRequest := &evmtypes.QueryTraceTxRequest{
+					Msg:         ethMessage,
+					TxIndex:     uint64(task.Index),
+					TraceConfig: config,
+				}
+
+				res, err := a.queryClient.TraceTx(ctxWithHeight, traceTxRequest)
+				if err != nil {
+					results[task.Index] = &evmtypes.TxTraceResult{Error: err.Error()}
+					continue
+				}
+				// Response format is unknown due to custom tracer config param
+				// More information can be found here https://geth.ethereum.org/docs/dapp/tracing-filtered
+				var decodedResult interface{}
+				if err := json.Unmarshal(res.Data, &decodedResult); err != nil {
+					results[task.Index] = &evmtypes.TxTraceResult{Error: err.Error()}
+					continue
+				}
+				results[task.Index] = &evmtypes.TxTraceResult{Result: decodedResult}
+			}
+		}()
+	}
+
+	for i := range txs {
+		jobs <- &evmtypes.TxTraceTask{Index: i}
+	}
+
+	close(jobs)
+	wg.Wait()
+
+	return results, nil
+}
+
 // BlockProfile turns on goroutine profiling for nsec seconds and writes profile data to
 // file. It uses a profile rate of 1 for most accurate information. If a different rate is
 // desired, set the rate and write the profile manually.
--- a/go.mod
+++ b/go.mod
@ -34,7 +34,7 @@ require (
 	golang.org/x/crypto v0.0.0-20210817164053-32db794688a5 // indirect
 	golang.org/x/net v0.0.0-20210903162142-ad29c8ab022f // indirect
 	golang.org/x/sys v0.0.0-20210903071746-97244b99971b // indirect
-	google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83
+	google.golang.org/genproto v0.0.0-20210909211513-a8c4777a87af
 	google.golang.org/grpc v1.40.0
 	gopkg.in/yaml.v2 v2.4.0
 )
@ -44,9 +44,13 @@ require (
 	github.com/99designs/keyring v1.1.6 // indirect
 	github.com/ChainSafe/go-schnorrkel v0.0.0-20200405005733-88cbf1b4c40d // indirect
 	github.com/DataDog/zstd v1.4.8 // indirect
+	github.com/Masterminds/goutils v1.1.1 // indirect
+	github.com/Masterminds/semver v1.5.0 // indirect
+	github.com/Masterminds/sprig v2.22.0+incompatible // indirect
 	github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 // indirect
 	github.com/VictoriaMetrics/fastcache v1.5.7 // indirect
 	github.com/Workiva/go-datastructures v1.0.52 // indirect
+	github.com/aokoli/goutils v1.1.1 // indirect
 	github.com/armon/go-metrics v0.3.9 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/bgentry/speakeasy v0.1.0 // indirect
@ -68,6 +72,7 @@ require (
 	github.com/dvsekhvalnov/jose2go v0.0.0-20200901110807-248326c1351b // indirect
 	github.com/edsrzf/mmap-go v1.0.0 // indirect
 	github.com/enigmampc/btcutil v1.0.3-0.20200723161021-e2fb6adb2a25 // indirect
+	github.com/envoyproxy/protoc-gen-validate v0.6.1 // indirect
 	github.com/felixge/httpsnoop v1.0.1 // indirect
 	github.com/fsnotify/fsnotify v1.4.9 // indirect
 	github.com/gballet/go-libpcsclite v0.0.0-20190607065134-2772fd86a8ff // indirect
@ -92,7 +97,9 @@ require (
 	github.com/hdevalence/ed25519consensus v0.0.0-20210204194344-59a8610d2b87 // indirect
 	github.com/holiman/bloomfilter/v2 v2.0.3 // indirect
 	github.com/holiman/uint256 v1.1.1 // indirect
+	github.com/huandu/xstrings v1.3.2 // indirect
 	github.com/huin/goupnp v1.0.1-0.20210310174557-0ca763054c88 // indirect
+	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
 	github.com/jackpal/go-nat-pmp v1.0.2-0.20160603034137-1fa385a6f458 // indirect
 	github.com/jmhodges/levigo v1.0.0 // indirect
@ -105,8 +112,10 @@ require (
 	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
 	github.com/mimoo/StrobeGo v0.0.0-20181016162300-f8f6d4d2b643 // indirect
 	github.com/minio/highwayhash v1.0.1 // indirect
+	github.com/mitchellh/copystructure v1.2.0 // indirect
 	github.com/mitchellh/mapstructure v1.4.1 // indirect
 	github.com/mtibben/percent v0.2.1 // indirect
+	github.com/mwitkow/go-proto-validators v0.3.2 // indirect
 	github.com/olekukonko/tablewriter v0.0.5 // indirect
 	github.com/pelletier/go-toml v1.9.3 // indirect
 	github.com/petermattis/goid v0.0.0-20180202154549-b0b1615b78e5 // indirect
@ -116,6 +125,7 @@ require (
 	github.com/prometheus/common v0.29.0 // indirect
 	github.com/prometheus/procfs v0.6.0 // indirect
 	github.com/prometheus/tsdb v0.7.1 // indirect
+	github.com/pseudomuto/protoc-gen-doc v1.5.0 // indirect
 	github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475 // indirect
 	github.com/rjeczalik/notify v0.9.1 // indirect
 	github.com/sasha-s/go-deadlock v0.2.1-0.20190427202633-1595213edefa // indirect
--- a/go.sum
+++ b/go.sum
@ -71,6 +71,14 @@ github.com/DataDog/zstd v1.4.5/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t
 github.com/DataDog/zstd v1.4.8 h1:Rpmta4xZ/MgZnriKNd24iZMhGpP5dvUcs/uqfBapKZY=
 github.com/DataDog/zstd v1.4.8/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw=
 github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0=
+github.com/Masterminds/goutils v1.1.1 h1:5nUrii3FMTL5diU80unEVvNevw1nH4+ZV4DSLVJLSYI=
+github.com/Masterminds/goutils v1.1.1/go.mod h1:8cTjp+g8YejhMuvIA5y2vz3BpJxksy863GQaJW2MFNU=
+github.com/Masterminds/semver v1.4.2/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
+github.com/Masterminds/semver v1.5.0 h1:H65muMkzWKEuNDnfl9d70GUjFniHKHRbFPGBuZ3QEww=
+github.com/Masterminds/semver v1.5.0/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
+github.com/Masterminds/sprig v2.15.0+incompatible/go.mod h1:y6hNFY5UBTIWBxnzTeuNhlNS5hqE0NB0E6fgfo2Br3o=
+github.com/Masterminds/sprig v2.22.0+incompatible h1:z4yfnGrZ7netVz+0EDJ0Wi+5VZCSYp4Z0m2dk6cEM60=
+github.com/Masterminds/sprig v2.22.0+incompatible/go.mod h1:y6hNFY5UBTIWBxnzTeuNhlNS5hqE0NB0E6fgfo2Br3o=
 github.com/Microsoft/go-winio v0.4.14/go.mod h1:qXqCSQ3Xa7+6tgxaGTIe4Kpcdsi+P8jBhyzoq1bpyYA=
 github.com/Microsoft/go-winio v0.5.0 h1:Elr9Wn+sGKPlkaBvwu4mTrxtmOp3F3yV9qhaHbXGjwU=
 github.com/Microsoft/go-winio v0.5.0/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
@ -105,6 +113,9 @@ github.com/allegro/bigcache v1.2.1 h1:hg1sY1raCwic3Vnsvje6TT7/pnZba83LeFck5NrFKS
 github.com/allegro/bigcache v1.2.1/go.mod h1:Cb/ax3seSYIx7SuZdm2G2xzfwmv3TPSk2ucNfQESPXM=
 github.com/andreyvit/diff v0.0.0-20170406064948-c7f18ee00883/go.mod h1:rCTlJbsFo29Kk6CurOXKm700vrz8f0KW0JNfpkRJY/8=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
+github.com/aokoli/goutils v1.0.1/go.mod h1:SijmP0QR8LtwsmDs8Yii5Z/S4trXFGFC2oO5g9DP+DQ=
+github.com/aokoli/goutils v1.1.1 h1:/hA+Ywo3AxoDZY5ZMnkiEkUvkK4BPp927ax110KCqqg=
+github.com/aokoli/goutils v1.1.1/go.mod h1:SijmP0QR8LtwsmDs8Yii5Z/S4trXFGFC2oO5g9DP+DQ=
 github.com/apache/arrow/go/arrow v0.0.0-20191024131854-af6fa24be0db/go.mod h1:VTxUBvSJ3s3eHAg65PNgrsn5BtqCRPdmyXh6rAfdxN0=
 github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
 github.com/apache/thrift v0.13.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
@ -243,6 +254,7 @@ github.com/cyphar/filepath-securejoin v0.2.2/go.mod h1:FpkQEhXnPnOthhzymB7CGsFk2
 github.com/danieljoos/wincred v1.0.2 h1:zf4bhty2iLuwgjgpraD2E9UbvO+fe54XXGJbOwe23fU=
 github.com/danieljoos/wincred v1.0.2/go.mod h1:SnuYRW9lp1oJrZX/dXJqr0cPK5gYXqx3EJbmjhLdK9U=
 github.com/dave/jennifer v1.2.0/go.mod h1:fIb+770HOpJ2fmN9EPPKOqm1vMGhB+TwXKMZhrIygKg=
+github.com/davecgh/go-spew v0.0.0-20161028175848-04cdfd42973b/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@ -290,6 +302,9 @@ github.com/enigmampc/btcutil v1.0.3-0.20200723161021-e2fb6adb2a25 h1:2vLKys4RBU4
 github.com/enigmampc/btcutil v1.0.3-0.20200723161021-e2fb6adb2a25/go.mod h1:hTr8+TLQmkUkgcuh3mcr5fjrT9c64ZzsBCdCEC6UppY=
 github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
+github.com/envoyproxy/protoc-gen-validate v0.3.0-java/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
+github.com/envoyproxy/protoc-gen-validate v0.6.1 h1:4CF52PCseTFt4bE+Yk3dIpdVi7XWuPVMhPtm4FaIJPM=
+github.com/envoyproxy/protoc-gen-validate v0.6.1/go.mod h1:txg5va2Qkip90uYoSKH+nkAAmXrb2j3iq4FLwdrCbXQ=
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@ -449,6 +464,7 @@ github.com/google/pprof v0.0.0-20210122040257-d980be63207e/go.mod h1:kpwsk12EmLe
 github.com/google/pprof v0.0.0-20210226084205-cbba55b83ad5/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=
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@ -537,14 +553,21 @@ github.com/holiman/bloomfilter/v2 v2.0.3/go.mod h1:zpoh+gs7qcpqrHr3dB55AMiJwo0iU
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@ -646,6 +669,7 @@ github.com/libp2p/go-buffer-pool v0.0.2/go.mod h1:MvaB6xw5vOrDl8rYZGLFdKAuk/hRoR
 github.com/lightstep/lightstep-tracer-common/golang/gogo v0.0.0-20190605223551-bc2310a04743/go.mod h1:qklhhLq1aX+mtWk9cPHPzaBjWImj5ULL6C7HFJtXQMM=
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 github.com/magiconair/properties v1.8.5 h1:b6kJs+EmPFMYGkow9GiUyCyOvIwYetYJ3fSaWak/Gls=
@ -680,6 +704,8 @@ github.com/mimoo/StrobeGo v0.0.0-20181016162300-f8f6d4d2b643/go.mod h1:43+3pMjjK
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 github.com/mitchellh/go-homedir v1.0.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
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@ -690,6 +716,8 @@ github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh
 github.com/mitchellh/mapstructure v1.3.3/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
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@ -704,6 +732,9 @@ github.com/mtibben/percent v0.2.1/go.mod h1:KG9uO+SZkUp+VkRHsCdYQV3XSZrrSpR3O9ib
 github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
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@ -800,6 +831,7 @@ github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINE
 github.com/pkg/profile v1.2.1/go.mod h1:hJw3o1OdXxsrSjjVksARp5W95eeEaEfptyVZyv6JUPA=
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@ -848,6 +880,10 @@ github.com/prometheus/procfs v0.6.0/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1
 github.com/prometheus/tsdb v0.6.2-0.20190402121629-4f204dcbc150/go.mod h1:qhTCs0VvXwvX/y3TZrWD7rabWM+ijKTux40TwIPHuXU=
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@ -910,6 +946,8 @@ github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasO
 github.com/spaolacci/murmur3 v1.1.0 h1:7c1g84S4BPRrfL5Xrdp6fOJ206sU9y293DDHaoy0bLI=
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@ -949,6 +987,7 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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@ -1062,6 +1101,7 @@ go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
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 golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
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 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
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@ -1205,6 +1245,7 @@ golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@ -1423,6 +1464,7 @@ google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCID
 google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
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 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190418145605-e7d98fc518a7/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
@ -1471,8 +1513,8 @@ google.golang.org/genproto v0.0.0-20210310155132-4ce2db91004e/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20210319143718-93e7006c17a6/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210402141018-6c239bbf2bb1/go.mod h1:9lPAdzaEmUacj36I+k7YKbEc5CXzPIeORRgDAUOu28A=
 google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c/go.mod h1:UODoCrxHCcBojKKwX1terBiRUaqAsFqJiF615XL43r0=
-google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83 h1:3V2dxSZpz4zozWWUq36vUxXEKnSYitEH2LdsAx+RUmg=
-google.golang.org/genproto v0.0.0-20210903162649-d08c68adba83/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
+google.golang.org/genproto v0.0.0-20210909211513-a8c4777a87af h1:aLMMXFYqw01RA6XJim5uaN+afqNNjc9P8HPAbnpnc5s=
+google.golang.org/genproto v0.0.0-20210909211513-a8c4777a87af/go.mod h1:eFjDcFEctNawg4eG61bRv87N7iHBWyVhJu7u1kqDUXY=
 google.golang.org/grpc v1.33.2 h1:EQyQC3sa8M+p6Ulc8yy9SWSS2GVwyRc83gAbG8lrl4o=
 google.golang.org/grpc v1.33.2/go.mod h1:JMHMWHQWaTccqQQlmk3MJZS+GWXOdAesneDmEnv2fbc=
 google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.0.1/go.mod h1:6Kw0yEErY5E/yWrBtf03jp27GLLJujG4z/JK95pnjjw=
--- a/proto/ethermint/evm/v1/query.proto
+++ b/proto/ethermint/evm/v1/query.proto
@ -281,7 +281,7 @@ message QueryTraceTxRequest {
  // msgEthereumTx for the requested transaction
  MsgEthereumTx msg = 1;
  // transaction index
-  uint32 tx_index = 2;
+  uint64 tx_index = 2;
  // TraceConfig holds extra parameters to trace functions.
  TraceConfig trace_config = 3;
 }
--- a/x/evm/keeper/grpc_query.go
+++ b/x/evm/keeper/grpc_query.go
@ -469,13 +469,6 @@ func (k Keeper) EstimateGas(c context.Context, req *types.EthCallRequest) (*type
 // executes the given message in the provided environment. The return value will
 // be tracer dependent.
 func (k Keeper) TraceTx(c context.Context, req *types.QueryTraceTxRequest) (*types.QueryTraceTxResponse, error) {
-	// Assemble the structured logger or the JavaScript tracer
-	var (
-		tracer     vm.Tracer
-		err        error
-		resultData []byte
-	)
-
 	ctx := sdk.UnwrapSDKContext(c)
 	k.WithContext(ctx)
 	params := k.GetParams(ctx)
@ -487,25 +480,48 @@ func (k Keeper) TraceTx(c context.Context, req *types.QueryTraceTxRequest) (*typ

 	ethCfg := params.ChainConfig.EthereumConfig(k.eip155ChainID)
 	signer := ethtypes.MakeSigner(ethCfg, big.NewInt(ctx.BlockHeight()))
-	coreMessage, err := req.Msg.AsMessage(signer)
+	result, err := k.traceTx(c, coinbase, signer, req.TxIndex, params, ctx, ethCfg, req.Msg, req.TraceConfig)
+	if err != nil {
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+
+	resultData, err := json.Marshal(result)
+	if err != nil {
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+
+	return &types.QueryTraceTxResponse{
+		Data: resultData,
+	}, nil
+}
+
+func (k *Keeper) traceTx(c context.Context, coinbase common.Address, signer ethtypes.Signer, txIndex uint64,
+	params types.Params, ctx sdk.Context, ethCfg *ethparams.ChainConfig, msg *types.MsgEthereumTx, traceConfig *types.TraceConfig) (*interface{}, error) {
+	// Assemble the structured logger or the JavaScript tracer
+	var (
+		tracer vm.Tracer
+		err    error
+	)
+
+	coreMessage, err := msg.AsMessage(signer)
 	if err != nil {
 		return nil, status.Error(codes.Internal, err.Error())
 	}

 	switch {
-	case req.TraceConfig != nil && req.TraceConfig.Tracer != "":
+	case traceConfig != nil && traceConfig.Tracer != "":
 		timeout := defaultTraceTimeout
 		// TODO change timeout to time.duration
 		// Used string to comply with go ethereum
-		if req.TraceConfig.Timeout != "" {
-			if timeout, err = time.ParseDuration(req.TraceConfig.Timeout); err != nil {
+		if traceConfig.Timeout != "" {
+			if timeout, err = time.ParseDuration(traceConfig.Timeout); err != nil {
 				return nil, status.Errorf(codes.InvalidArgument, "timeout value: %s", err.Error())
 			}
 		}

 		txContext := core.NewEVMTxContext(coreMessage)
-		// Constuct the JavaScript tracer to execute with
-		if tracer, err = tracers.New(req.TraceConfig.Tracer, txContext); err != nil {
+		// Construct the JavaScript tracer to execute with
+		if tracer, err = tracers.New(traceConfig.Tracer, txContext); err != nil {
 			return nil, status.Error(codes.Internal, err.Error())
 		}

@ -518,12 +534,12 @@ func (k Keeper) TraceTx(c context.Context, req *types.QueryTraceTxRequest) (*typ
 			}
 		}()
 		defer cancel()
-	case req.TraceConfig != nil && req.TraceConfig.LogConfig != nil:
+	case traceConfig != nil && traceConfig.LogConfig != nil:
 		logConfig := vm.LogConfig{
-			DisableMemory:  req.TraceConfig.LogConfig.DisableMemory,
-			Debug:          req.TraceConfig.LogConfig.Debug,
-			DisableStorage: req.TraceConfig.LogConfig.DisableStorage,
-			DisableStack:   req.TraceConfig.LogConfig.DisableStack,
+			DisableMemory:  traceConfig.LogConfig.DisableMemory,
+			Debug:          traceConfig.LogConfig.Debug,
+			DisableStorage: traceConfig.LogConfig.DisableStorage,
+			DisableStack:   traceConfig.LogConfig.DisableStack,
 		}
 		tracer = vm.NewStructLogger(&logConfig)
 	default:
@ -532,45 +548,34 @@ func (k Keeper) TraceTx(c context.Context, req *types.QueryTraceTxRequest) (*typ

 	evm := k.NewEVM(coreMessage, ethCfg, params, coinbase, tracer)

-	k.SetTxHashTransient(common.HexToHash(req.Msg.Hash))
-	k.SetTxIndexTransient(uint64(req.TxIndex))
+	k.SetTxHashTransient(common.HexToHash(msg.Hash))
+	k.SetTxIndexTransient(txIndex)

 	res, err := k.ApplyMessage(evm, coreMessage, ethCfg, true)
 	if err != nil {
 		return nil, status.Error(codes.Internal, err.Error())
 	}

+	var result interface{}
 	// Depending on the tracer type, format and return the trace result data.
 	switch tracer := tracer.(type) {
 	case *vm.StructLogger:
 		// TODO Return proper returnValue
-		result := types.ExecutionResult{
+		result = types.ExecutionResult{
 			Gas:         res.GasUsed,
 			Failed:      res.Failed(),
 			ReturnValue: "",
 			StructLogs:  types.FormatLogs(tracer.StructLogs()),
 		}
-
-		resultData, err = json.Marshal(result)
-
-		if err != nil {
-			return nil, status.Error(codes.Internal, err.Error())
-		}
 	case *tracers.Tracer:
-		result, err := tracer.GetResult()
+		result, err = tracer.GetResult()
 		if err != nil {
 			return nil, status.Error(codes.Internal, err.Error())
 		}

-		resultData, err = json.Marshal(result)
-		if err != nil {
-			return nil, status.Error(codes.Internal, err.Error())
-		}
 	default:
 		return nil, status.Error(codes.InvalidArgument, "invalid tracer type")
 	}

-	return &types.QueryTraceTxResponse{
-		Data: resultData,
-	}, nil
+	return &result, nil
 }
--- a/x/evm/types/query.pb.go
+++ b/x/evm/types/query.pb.go
@ -1125,7 +1125,7 @@ type QueryTraceTxRequest struct {
 	// msgEthereumTx for the requested transaction
 	Msg *MsgEthereumTx `protobuf:"bytes,1,opt,name=msg,proto3" json:"msg,omitempty"`
 	// transaction index
-	TxIndex uint32 `protobuf:"varint,2,opt,name=tx_index,json=txIndex,proto3" json:"tx_index,omitempty"`
+	TxIndex uint64 `protobuf:"varint,2,opt,name=tx_index,json=txIndex,proto3" json:"tx_index,omitempty"`
 	// TraceConfig holds extra parameters to trace functions.
 	TraceConfig *TraceConfig `protobuf:"bytes,3,opt,name=trace_config,json=traceConfig,proto3" json:"trace_config,omitempty"`
 }
@ -1170,7 +1170,7 @@ func (m *QueryTraceTxRequest) GetMsg() *MsgEthereumTx {
 	return nil
 }

-func (m *QueryTraceTxRequest) GetTxIndex() uint32 {
+func (m *QueryTraceTxRequest) GetTxIndex() uint64 {
 	if m != nil {
 		return m.TxIndex
 	}
@ -1261,89 +1261,89 @@ func init() {
 func init() { proto.RegisterFile("ethermint/evm/v1/query.proto", fileDescriptor_e15a877459347994) }

 var fileDescriptor_e15a877459347994 = []byte{
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+	// 1307 bytes of a gzipped FileDescriptorProto
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 }

 // Reference imports to suppress errors if they are not otherwise used.
@ -5387,7 +5387,7 @@ func (m *QueryTraceTxRequest) Unmarshal(dAtA []byte) error {
 				}
 				b := dAtA[iNdEx]
 				iNdEx++
-				m.TxIndex |= uint32(b&0x7F) << shift
+				m.TxIndex |= uint64(b&0x7F) << shift
 				if b < 0x80 {
 					break
 				}
--- a/x/evm/types/tracer.go
+++ b/x/evm/types/tracer.go
@ -40,6 +40,18 @@ func NewTracer(tracer string, msg core.Message, cfg *params.ChainConfig, height
 	}
 }

+// TxTraceTask represents a single transaction trace task when an entire block
+// is being traced.
+type TxTraceTask struct {
+	Index int // Transaction offset in the block
+}
+
+// TxTraceResult is the result of a single transaction trace during a block trace.
+type TxTraceResult struct {
+	Result interface{} `json:"result,omitempty"` // Trace results produced by the tracer
+	Error  string      `json:"error,omitempty"`  // Trace failure produced by the tracer
+}
+
 // ExecutionResult groups all structured logs emitted by the EVM
 // while replaying a transaction in debug mode as well as transaction
 // execution status, the amount of gas used and the return value