feat: add block time in derived logs

CHANGELOG.md

@@ -21,6 +21,7 @@
 ### FEATURES
 
 - [\#346](https://github.com/cosmos/evm/pull/346) Add eth_createAccessList method and implementation
+- [\#502](https://github.com/cosmos/evm/pull/502) Add block time in derived logs.
 
 ### STATE BREAKING
 

mempool/blockchain.go

@@ -199,7 +199,7 @@ func (b Blockchain) StateAt(hash common.Hash) (vm.StateDB, error) {
 	}
 
 	appHash := ctx.BlockHeader().AppHash
-	stateDB := statedb.New(ctx, b.vmKeeper, statedb.NewEmptyTxConfig(common.Hash(appHash)))
+	stateDB := statedb.New(ctx, b.vmKeeper, statedb.NewEmptyTxConfig())
 
 	b.logger.Debug("StateDB created successfully", "app_hash", common.Hash(appHash).Hex())
 	return stateDB, nil

precompiles/common/balance_handler_test.go

@@ -149,7 +149,7 @@ func TestAfterBalanceChange(t *testing.T) {
 	tKey := storetypes.NewTransientStoreKey("test_t")
 	ctx := sdktestutil.DefaultContext(storeKey, tKey)
 
-	stateDB := statedb.New(ctx, mocks.NewEVMKeeper(), statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash())))
+	stateDB := statedb.New(ctx, mocks.NewEVMKeeper(), statedb.NewEmptyTxConfig())
 
 	_, addrs, err := testutil.GeneratePrivKeyAddressPairs(2)
 	require.NoError(t, err)
@@ -191,7 +191,7 @@ func TestAfterBalanceChangeErrors(t *testing.T) {
 	storeKey := storetypes.NewKVStoreKey("test")
 	tKey := storetypes.NewTransientStoreKey("test_t")
 	ctx := sdktestutil.DefaultContext(storeKey, tKey)
-	stateDB := statedb.New(ctx, mocks.NewEVMKeeper(), statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash())))
+	stateDB := statedb.New(ctx, mocks.NewEVMKeeper(), statedb.NewEmptyTxConfig())
 
 	_, addrs, err := testutil.GeneratePrivKeyAddressPairs(1)
 	require.NoError(t, err)

proto/cosmos/evm/vm/v1/evm.proto

@@ -265,6 +265,9 @@ message Log {
   // reorganisation. You must pay attention to this field if you receive logs
   // through a filter query.
   bool removed = 9;
+
+  // block_timestamp is the timestamp of the block in which the transaction was
+  uint64 block_timestamp = 10 [ (gogoproto.jsontag) = "blockTimestamp" ];
 }
 
 // TxResult stores results of Tx execution.

tests/integration/precompiles/gov/test_gov.go

@@ -107,11 +107,10 @@ func (s *PrecompileTestSuite) TestRun() {
 			s.Require().NoError(err, "failed to instantiate EVM config")
 
 			// Instantiate EVM
-			headerHash := ctx.HeaderHash()
 			stDB := statedb.New(
 				ctx,
 				s.network.App.GetEVMKeeper(),
-				statedb.NewEmptyTxConfig(common.BytesToHash(headerHash)),
+				statedb.NewEmptyTxConfig(),
 			)
 			evm := s.network.App.GetEVMKeeper().NewEVM(
 				ctx, *msg, cfg, nil, stDB,

tests/integration/precompiles/staking/test_staking.go

@@ -436,11 +436,10 @@ func (s *PrecompileTestSuite) TestRun() {
 			s.Require().NoError(err, "failed to instantiate EVM config")
 
 			// Instantiate EVM
-			headerHash := ctx.HeaderHash()
 			stDB := statedb.New(
 				ctx,
 				s.network.App.GetEVMKeeper(),
-				statedb.NewEmptyTxConfig(common.BytesToHash(headerHash)),
+				statedb.NewEmptyTxConfig(),
 			)
 			evm := s.network.App.GetEVMKeeper().NewEVM(
 				ctx, *msg, cfg, nil, stDB,

tests/integration/x/vm/test_genesis.go

@@ -119,7 +119,7 @@ func (s *GenesisTestSuite) TestInitGenesis() {
 			ctx = s.network.GetContext()
 			vmdb = statedb.New(
 				ctx, s.network.App.GetEVMKeeper(),
-				statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash())))
+				statedb.NewEmptyTxConfig())
 
 			tc.malleate(s.network)
 			err := vmdb.Commit()

tests/integration/x/vm/test_grpc_query.go

@@ -425,7 +425,6 @@ func (s *KeeperTestSuite) TestQueryTxLogs() {
 	for _, tc := range testCases {
 		s.Run(fmt.Sprintf("Case %s", tc.msg), func() {
 			txCfg := statedb.NewTxConfig(
-				common.BytesToHash(s.Network.GetContext().HeaderHash()),
 				txHash,
 				txIndex,
 				logIndex,

tests/integration/x/vm/test_hooks.go

@@ -70,7 +70,6 @@ func (s *KeeperTestSuite) TestEvmHooks() {
 		ctx := s.Network.GetContext()
 		txHash := common.BigToHash(big.NewInt(1))
 		vmdb := statedb.New(ctx, k, statedb.NewTxConfig(
-			common.BytesToHash(ctx.HeaderHash()),
 			txHash,
 			0,
 			0,

tests/integration/x/vm/test_statedb.go

@@ -754,7 +754,6 @@ func (s *KeeperTestSuite) TestAddLog() {
 		s.Run(tc.name, func() {
 			s.SetupTest()
 			vmdb := statedb.New(s.Network.GetContext(), s.Network.App.GetEVMKeeper(), statedb.NewTxConfig(
-				common.BytesToHash(s.Network.GetContext().HeaderHash()),
 				tc.hash,
 				0, 0,
 			))

tests/integration/x/vm/utils.go

@@ -24,7 +24,7 @@ func (s *KeeperTestSuite) EvmDenom() string {
 }
 
 func (s *KeeperTestSuite) StateDB() *statedb.StateDB {
-	return statedb.New(s.Network.GetContext(), s.Network.App.GetEVMKeeper(), statedb.NewEmptyTxConfig(common.BytesToHash(s.Network.GetContext().HeaderHash())))
+	return statedb.New(s.Network.GetContext(), s.Network.App.GetEVMKeeper(), statedb.NewEmptyTxConfig())
 }
 
 // DeployTestContract deploy a test erc20 contract and returns the contract address

testutil/integration/evm/network/unit_network.go

@@ -1,8 +1,6 @@
 package network
 
 import (
-	"github.com/ethereum/go-ethereum/common"
-
 	"github.com/cosmos/evm"
 	"github.com/cosmos/evm/x/vm/statedb"
 
@@ -36,11 +34,10 @@ func NewUnitTestNetwork(createEvmApp CreateEvmApp, opts ...ConfigOption) *UnitTe
 
 // GetStateDB returns the state database for the current block.
 func (n *UnitTestNetwork) GetStateDB() *statedb.StateDB {
-	headerHash := n.GetContext().HeaderHash()
 	return statedb.New(
 		n.GetContext(),
 		n.app.GetEVMKeeper(),
-		statedb.NewEmptyTxConfig(common.BytesToHash(headerHash)),
+		statedb.NewEmptyTxConfig(),
 	)
 }
 

testutil/statedb.go

@@ -1,8 +1,6 @@
 package testutil
 
 import (
-	"github.com/ethereum/go-ethereum/common"
-
 	anteinterfaces "github.com/cosmos/evm/ante/interfaces"
 	"github.com/cosmos/evm/x/vm/statedb"
 
@@ -11,5 +9,5 @@ import (
 
 // NewStateDB returns a new StateDB for testing purposes.
 func NewStateDB(ctx sdk.Context, evmKeeper anteinterfaces.EVMKeeper) *statedb.StateDB {
-	return statedb.New(ctx, evmKeeper, statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash())))
+	return statedb.New(ctx, evmKeeper, statedb.NewEmptyTxConfig())
 }

x/vm/keeper/config.go

@@ -35,10 +35,9 @@ func (k *Keeper) EVMConfig(ctx sdk.Context, proposerAddress sdk.ConsAddress) (*s
 // TxConfig loads `TxConfig` from current transient storage
 func (k *Keeper) TxConfig(ctx sdk.Context, txHash common.Hash) statedb.TxConfig {
 	return statedb.NewTxConfig(
-		common.BytesToHash(ctx.HeaderHash()), // BlockHash
-		txHash,                               // TxHash
-		uint(k.GetTxIndexTransient(ctx)),     // TxIndex
-		uint(k.GetLogSizeTransient(ctx)),     // LogIndex
+		txHash,                           // TxHash
+		uint(k.GetTxIndexTransient(ctx)), // TxIndex
+		uint(k.GetLogSizeTransient(ctx)), // LogIndex
 	)
 }
 

x/vm/keeper/grpc_query.go

@@ -251,7 +251,7 @@ func (k Keeper) EthCall(c context.Context, req *types.EthCallRequest) (*types.Ms
 	}
 
 	msg := args.ToMessage(cfg.BaseFee, false, false)
-	txConfig := statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash()))
+	txConfig := statedb.NewEmptyTxConfig()
 
 	// pass false to not commit StateDB
 	res, err := k.ApplyMessageWithConfig(ctx, *msg, nil, false, cfg, txConfig, false)
@@ -324,7 +324,7 @@ func (k Keeper) EstimateGasInternal(c context.Context, req *types.EthCallRequest
 	nonce := k.GetNonce(ctx, args.GetFrom())
 	args.Nonce = (*hexutil.Uint64)(&nonce)
 
-	txConfig := statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash()))
+	txConfig := statedb.NewEmptyTxConfig()
 
 	if args.Gas == nil {
 		args.Gas = new(hexutil.Uint64)
@@ -488,7 +488,7 @@ func (k Keeper) TraceTx(c context.Context, req *types.QueryTraceTxRequest) (*typ
 	}
 
 	signer := ethtypes.MakeSigner(types.GetEthChainConfig(), big.NewInt(ctx.BlockHeight()), uint64(ctx.BlockTime().Unix())) //#nosec G115 -- int overflow is not a concern here
-	txConfig := statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash()))
+	txConfig := statedb.NewEmptyTxConfig()
 
 	// gas used at this point corresponds to GetProposerAddress & CalculateBaseFee
 	// need to reset gas meter per transaction to be consistent with tx execution
@@ -582,7 +582,7 @@ func (k Keeper) TraceBlock(c context.Context, req *types.QueryTraceBlockRequest)
 	txsLength := len(req.Txs)
 	results := make([]*types.TxTraceResult, 0, txsLength)
 
-	txConfig := statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash()))
+	txConfig := statedb.NewEmptyTxConfig()
 
 	for i, tx := range req.Txs {
 		result := types.TxTraceResult{}
@@ -662,7 +662,7 @@ func (k *Keeper) traceTx(
 	}
 
 	tCtx := &tracers.Context{
-		BlockHash: txConfig.BlockHash,
+		BlockHash: common.BytesToHash(ctx.HeaderHash()),
 		TxIndex:   int(txConfig.TxIndex), //#nosec G115 -- int overflow is not a concern here
 		TxHash:    txConfig.TxHash,
 	}

x/vm/keeper/state_transition.go

@@ -207,7 +207,7 @@ func (k *Keeper) ApplyTransaction(ctx sdk.Context, tx *ethtypes.Transaction) (*t
 		TxHash:            txConfig.TxHash,
 		ContractAddress:   contractAddr,
 		GasUsed:           res.GasUsed,
-		BlockHash:         txConfig.BlockHash,
+		BlockHash:         common.BytesToHash(ctx.HeaderHash()),
 		BlockNumber:       big.NewInt(ctx.BlockHeight()),
 		TransactionIndex:  txConfig.TxIndex,
 	}
@@ -308,7 +308,7 @@ func (k *Keeper) ApplyMessage(ctx sdk.Context, msg core.Message, tracer *tracing
 		return nil, errorsmod.Wrap(err, "failed to load evm config")
 	}
 
-	txConfig := statedb.NewEmptyTxConfig(common.BytesToHash(ctx.HeaderHash()))
+	txConfig := statedb.NewEmptyTxConfig()
 	return k.ApplyMessageWithConfig(ctx, msg, tracer, commit, cfg, txConfig, internal)
 }
 
@@ -394,7 +394,7 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context, msg core.Message, trace
 		return nil, errorsmod.Wrap(core.ErrIntrinsicGas, "apply message")
 	}
 	// Gas limit suffices for the floor data cost (EIP-7623)
-	rules := ethCfg.Rules(big.NewInt(ctx.BlockHeight()), true, uint64(ctx.BlockTime().Unix())) //#nosec G115 -- int overflow is not a concern here
+	rules := ethCfg.Rules(evm.Context.BlockNumber, true, evm.Context.Time)
 	if rules.IsPrague {
 		floorDataGas, err := core.FloorDataGas(msg.Data)
 		if err != nil {
@@ -507,11 +507,12 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context, msg core.Message, trace
 		ret = evm.Interpreter().ReturnData()
 	}
 
+	logs := stateDB.GetLogs(uint64(ctx.BlockHeight()), common.BytesToHash(ctx.HeaderHash()), evm.Context.Time) //#nosec G115 -- int overflow is not a concern here
 	return &types.MsgEthereumTxResponse{
 		GasUsed: gasUsed.TruncateInt().Uint64(),
 		VmError: vmError,
 		Ret:     ret,
-		Logs:    types.NewLogsFromEth(stateDB.Logs()),
+		Logs:    types.NewLogsFromEth(logs),
 		Hash:    txConfig.TxHash.Hex(),
 	}, nil
 }

x/vm/statedb/config.go

@@ -10,30 +10,27 @@ import (
 
 // TxConfig encapulates the readonly information of current tx for `StateDB`.
 type TxConfig struct {
-	BlockHash common.Hash // hash of current block
-	TxHash    common.Hash // hash of current tx
-	TxIndex   uint        // the index of current transaction
-	LogIndex  uint        // the index of next log within current block
+	TxHash   common.Hash // hash of current tx
+	TxIndex  uint        // the index of current transaction
+	LogIndex uint        // the index of next log within current block
 }
 
 // NewTxConfig returns a TxConfig
-func NewTxConfig(bhash, thash common.Hash, txIndex, logIndex uint) TxConfig {
+func NewTxConfig(thash common.Hash, txIndex, logIndex uint) TxConfig {
 	return TxConfig{
-		BlockHash: bhash,
-		TxHash:    thash,
-		TxIndex:   txIndex,
-		LogIndex:  logIndex,
+		TxHash:   thash,
+		TxIndex:  txIndex,
+		LogIndex: logIndex,
 	}
 }
 
 // NewEmptyTxConfig construct an empty TxConfig,
 // used in context where there's no transaction, e.g. `eth_call`/`eth_estimateGas`.
-func NewEmptyTxConfig(bhash common.Hash) TxConfig {
+func NewEmptyTxConfig() TxConfig {
 	return TxConfig{
-		BlockHash: bhash,
-		TxHash:    common.Hash{},
-		TxIndex:   0,
-		LogIndex:  0,
+		TxHash:   common.Hash{},
+		TxIndex:  0,
+		LogIndex: 0,
 	}
 }
 

x/vm/statedb/statedb.go

@@ -219,12 +219,22 @@ func (s *StateDB) AddLog(log *ethtypes.Log) {
 	s.journal.append(addLogChange{})
 
 	log.TxHash = s.txConfig.TxHash
-	log.BlockHash = s.txConfig.BlockHash
 	log.TxIndex = s.txConfig.TxIndex
 	log.Index = s.txConfig.LogIndex + uint(len(s.logs))
 	s.logs = append(s.logs, log)
 }
 
+// GetLogs returns the logs matching the specified transaction hash, and annotates
+// them with the given blockNumber and blockHash.
+func (s *StateDB) GetLogs(blockNumber uint64, blockHash common.Hash, blockTime uint64) []*ethtypes.Log {
+	for _, l := range s.logs {
+		l.BlockNumber = blockNumber
+		l.BlockHash = blockHash
+		l.BlockTimestamp = blockTime
+	}
+	return s.logs
+}
+
 // Logs returns the logs of current transaction.
 func (s *StateDB) Logs() []*ethtypes.Log {
 	return s.logs

x/vm/statedb/statedb_test.go

@@ -25,7 +25,7 @@ var (
 	address2      common.Address   = common.BigToAddress(big.NewInt(102))
 	address3      common.Address   = common.BigToAddress(big.NewInt(103))
 	blockHash     common.Hash      = common.BigToHash(big.NewInt(9999))
-	emptyTxConfig statedb.TxConfig = statedb.NewEmptyTxConfig(blockHash)
+	emptyTxConfig statedb.TxConfig = statedb.NewEmptyTxConfig()
 )
 
 type StateDBTestSuite struct {
@@ -587,7 +587,6 @@ func (suite *StateDBTestSuite) TestLog() {
 	txHash := common.BytesToHash([]byte("tx"))
 	// use a non-default tx config
 	txConfig := statedb.NewTxConfig(
-		blockHash,
 		txHash,
 		1, 1,
 	)
@@ -601,16 +600,17 @@ func (suite *StateDBTestSuite) TestLog() {
 	})
 	suite.Require().Equal(1, len(db.Logs()))
 	expecedLog := &ethtypes.Log{
-		Address:     address,
-		Topics:      []common.Hash{},
-		Data:        data,
-		BlockNumber: 1,
-		BlockHash:   blockHash,
-		TxHash:      txHash,
-		TxIndex:     1,
-		Index:       1,
+		Address:        address,
+		Topics:         []common.Hash{},
+		Data:           data,
+		BlockNumber:    1,
+		BlockHash:      blockHash,
+		BlockTimestamp: 1,
+		TxHash:         txHash,
+		TxIndex:        1,
+		Index:          1,
 	}
-	suite.Require().Equal(expecedLog, db.Logs()[0])
+	suite.Require().Equal(expecedLog, db.GetLogs(1, blockHash, 1)[0])
 
 	db.AddLog(&ethtypes.Log{
 		Address:     address,
@@ -620,7 +620,7 @@ func (suite *StateDBTestSuite) TestLog() {
 	})
 	suite.Require().Equal(2, len(db.Logs()))
 	expecedLog.Index++
-	suite.Require().Equal(expecedLog, db.Logs()[1])
+	suite.Require().Equal(expecedLog, db.GetLogs(1, blockHash, 1)[1])
 }
 
 func (suite *StateDBTestSuite) TestRefund() {