fix: traceTransaction returns zero gas used (#1179)

* Problem: traceTransaction returns zero gas used

Solution:
- call CaptureTxStart and CaptureTxEnd

* fix trace unit tests

* add overflow check

* add comment

* check gas used is positive

* Update x/evm/keeper/state_transition.go

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>
This commit is contained in:
yihuang 2022-07-19 04:16:28 +08:00 committed by GitHub
parent da8fcc3ae2
commit b74b37f5f0
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 48 additions and 29 deletions

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@ -48,6 +48,10 @@ Ref: https://keepachangelog.com/en/1.0.0/
* (feemarket) [\#1165](https://github.com/evmos/ethermint/pull/1165) Add hint in specs about different gas terminology for gas in Cosmos and Ethereum.
* (rpc) [\#1169](https://github.com/evmos/ethermint/pull/1169) Remove unnecessary queries from `getBlockNumber` function
### Bug Fixes
* (rpc) [#1179](https://github.com/evmos/ethermint/pull/1179) Fix gas used in traceTransaction response.
## [v0.17.0] - 2022-06-27
### State Machine Breaking

View File

@ -9,6 +9,7 @@ import (
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
ethlogger "github.com/ethereum/go-ethereum/eth/tracers/logger"
ethparams "github.com/ethereum/go-ethereum/params"
"github.com/evmos/ethermint/x/evm/statedb"
@ -613,7 +614,7 @@ func (suite *KeeperTestSuite) TestTraceTx() {
msg string
malleate func()
expPass bool
traceResponse []byte
traceResponse string
enableFeemarket bool
}{
{
@ -623,7 +624,7 @@ func (suite *KeeperTestSuite) TestTraceTx() {
predecessors = []*types.MsgEthereumTx{}
},
expPass: true,
traceResponse: []byte{0x7b, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x22, 0x3a, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x22, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x3a, 0x22, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x22, 0x2c, 0x22, 0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x4c, 0x6f, 0x67, 0x73, 0x22, 0x3a, 0x5b, 0x7b, 0x22, 0x70, 0x63, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x6f, 0x70, 0x22, 0x3a, 0x22, 0x50, 0x55, 0x53, 0x48, 0x31, 0x22, 0x2c, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x33, 0x30, 0x32, 0x39},
traceResponse: "{\"gas\":34828,\"failed\":false,\"returnValue\":\"0000000000000000000000000000000000000000000000000000000000000001\",\"structLogs\":[{\"pc\":0,\"op\":\"PUSH1\",\"gas\":",
},
{
msg: "default trace with filtered response",
@ -636,7 +637,7 @@ func (suite *KeeperTestSuite) TestTraceTx() {
predecessors = []*types.MsgEthereumTx{}
},
expPass: true,
traceResponse: []byte{0x7b, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x22, 0x3a, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x22, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x3a, 0x22, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x22, 0x2c, 0x22, 0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x4c, 0x6f, 0x67, 0x73, 0x22, 0x3a, 0x5b, 0x7b, 0x22, 0x70, 0x63, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x6f, 0x70, 0x22, 0x3a, 0x22, 0x50, 0x55, 0x53, 0x48, 0x31, 0x22, 0x2c, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x33, 0x30, 0x32, 0x39},
traceResponse: "{\"gas\":34828,\"failed\":false,\"returnValue\":\"0000000000000000000000000000000000000000000000000000000000000001\",\"structLogs\":[{\"pc\":0,\"op\":\"PUSH1\",\"gas\":",
enableFeemarket: false,
},
{
@ -648,7 +649,7 @@ func (suite *KeeperTestSuite) TestTraceTx() {
predecessors = []*types.MsgEthereumTx{}
},
expPass: true,
traceResponse: []byte{0x5b, 0x5d},
traceResponse: "[]",
},
{
msg: "default trace with enableFeemarket",
@ -661,7 +662,7 @@ func (suite *KeeperTestSuite) TestTraceTx() {
predecessors = []*types.MsgEthereumTx{}
},
expPass: true,
traceResponse: []byte{0x7b, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x22, 0x3a, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x22, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x3a, 0x22, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x22, 0x2c, 0x22, 0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x4c, 0x6f, 0x67, 0x73, 0x22, 0x3a, 0x5b, 0x7b, 0x22, 0x70, 0x63, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x6f, 0x70, 0x22, 0x3a, 0x22, 0x50, 0x55, 0x53, 0x48, 0x31, 0x22, 0x2c, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x33, 0x30, 0x32, 0x39},
traceResponse: "{\"gas\":34828,\"failed\":false,\"returnValue\":\"0000000000000000000000000000000000000000000000000000000000000001\",\"structLogs\":[{\"pc\":0,\"op\":\"PUSH1\",\"gas\":",
enableFeemarket: true,
},
{
@ -673,7 +674,7 @@ func (suite *KeeperTestSuite) TestTraceTx() {
predecessors = []*types.MsgEthereumTx{}
},
expPass: true,
traceResponse: []byte{0x5b, 0x5d},
traceResponse: "[]",
enableFeemarket: true,
},
{
@ -696,7 +697,7 @@ func (suite *KeeperTestSuite) TestTraceTx() {
predecessors = append(predecessors, firstTx)
},
expPass: true,
traceResponse: []byte{0x7b, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x22, 0x3a, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x22, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x3a, 0x22, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x22, 0x2c, 0x22, 0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x4c, 0x6f, 0x67, 0x73, 0x22, 0x3a, 0x5b, 0x7b, 0x22, 0x70, 0x63, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x6f, 0x70, 0x22, 0x3a, 0x22, 0x50, 0x55, 0x53, 0x48, 0x31, 0x22, 0x2c, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x31, 0x33, 0x31, 0x39},
traceResponse: "{\"gas\":34828,\"failed\":false,\"returnValue\":\"0000000000000000000000000000000000000000000000000000000000000001\",\"structLogs\":[{\"pc\":0,\"op\":\"PUSH1\",\"gas\":",
enableFeemarket: false,
},
}
@ -725,9 +726,14 @@ func (suite *KeeperTestSuite) TestTraceTx() {
suite.Require().NoError(err)
// if data is to big, slice the result
if len(res.Data) > 150 {
suite.Require().Equal(tc.traceResponse, res.Data[:150])
suite.Require().Equal(tc.traceResponse, string(res.Data[:150]))
} else {
suite.Require().Equal(tc.traceResponse, res.Data)
suite.Require().Equal(tc.traceResponse, string(res.Data))
}
if traceConfig == nil || traceConfig.Tracer == "" {
var result ethlogger.ExecutionResult
suite.Require().NoError(json.Unmarshal(res.Data, &result))
suite.Require().Positive(result.Gas)
}
} else {
suite.Require().Error(err)
@ -748,7 +754,7 @@ func (suite *KeeperTestSuite) TestTraceBlock() {
msg string
malleate func()
expPass bool
traceResponse []byte
traceResponse string
enableFeemarket bool
}{
{
@ -757,7 +763,7 @@ func (suite *KeeperTestSuite) TestTraceBlock() {
traceConfig = nil
},
expPass: true,
traceResponse: []byte{0x5b, 0x7b, 0x22, 0x72, 0x65, 0x73, 0x75, 0x6c, 0x74, 0x22, 0x3a, 0x7b, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x22, 0x3a, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x22, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x3a, 0x22, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x22, 0x2c, 0x22, 0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x4c, 0x6f, 0x67, 0x73, 0x22, 0x3a, 0x5b, 0x7b, 0x22, 0x70, 0x63, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x6f, 0x70, 0x22, 0x3a, 0x22, 0x50, 0x55, 0x53, 0x48, 0x31, 0x22},
traceResponse: "[{\"result\":{\"gas\":34828,\"failed\":false,\"returnValue\":\"0000000000000000000000000000000000000000000000000000000000000001\",\"structLogs\":[{\"pc\":0,\"op\":\"PU",
},
{
msg: "filtered trace",
@ -769,7 +775,7 @@ func (suite *KeeperTestSuite) TestTraceBlock() {
}
},
expPass: true,
traceResponse: []byte{0x5b, 0x7b, 0x22, 0x72, 0x65, 0x73, 0x75, 0x6c, 0x74, 0x22, 0x3a, 0x7b, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x22, 0x3a, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x22, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x3a, 0x22, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x22, 0x2c, 0x22, 0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x4c, 0x6f, 0x67, 0x73, 0x22, 0x3a, 0x5b, 0x7b, 0x22, 0x70, 0x63, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x6f, 0x70, 0x22, 0x3a, 0x22, 0x50, 0x55, 0x53, 0x48, 0x31, 0x22},
traceResponse: "[{\"result\":{\"gas\":34828,\"failed\":false,\"returnValue\":\"0000000000000000000000000000000000000000000000000000000000000001\",\"structLogs\":[{\"pc\":0,\"op\":\"PU",
},
{
msg: "javascript tracer",
@ -779,7 +785,7 @@ func (suite *KeeperTestSuite) TestTraceBlock() {
}
},
expPass: true,
traceResponse: []byte{0x5b, 0x7b, 0x22, 0x72, 0x65, 0x73, 0x75, 0x6c, 0x74, 0x22, 0x3a, 0x5b, 0x5d, 0x7d, 0x5d},
traceResponse: "[{\"result\":[]}]",
},
{
msg: "default trace with enableFeemarket and filtered return",
@ -791,7 +797,7 @@ func (suite *KeeperTestSuite) TestTraceBlock() {
}
},
expPass: true,
traceResponse: []byte{0x5b, 0x7b, 0x22, 0x72, 0x65, 0x73, 0x75, 0x6c, 0x74, 0x22, 0x3a, 0x7b, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x22, 0x3a, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x22, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x3a, 0x22, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x22, 0x2c, 0x22, 0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x4c, 0x6f, 0x67, 0x73, 0x22, 0x3a, 0x5b, 0x7b, 0x22, 0x70, 0x63, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x6f, 0x70, 0x22, 0x3a, 0x22, 0x50, 0x55, 0x53, 0x48, 0x31, 0x22},
traceResponse: "[{\"result\":{\"gas\":34828,\"failed\":false,\"returnValue\":\"0000000000000000000000000000000000000000000000000000000000000001\",\"structLogs\":[{\"pc\":0,\"op\":\"PU",
enableFeemarket: true,
},
{
@ -802,7 +808,7 @@ func (suite *KeeperTestSuite) TestTraceBlock() {
}
},
expPass: true,
traceResponse: []byte{0x5b, 0x7b, 0x22, 0x72, 0x65, 0x73, 0x75, 0x6c, 0x74, 0x22, 0x3a, 0x5b, 0x5d, 0x7d, 0x5d},
traceResponse: "[{\"result\":[]}]",
enableFeemarket: true,
},
{
@ -825,7 +831,7 @@ func (suite *KeeperTestSuite) TestTraceBlock() {
txs = append([]*types.MsgEthereumTx{}, firstTx, secondTx)
},
expPass: true,
traceResponse: []byte{0x5b, 0x7b, 0x22, 0x72, 0x65, 0x73, 0x75, 0x6c, 0x74, 0x22, 0x3a, 0x7b, 0x22, 0x67, 0x61, 0x73, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x66, 0x61, 0x69, 0x6c, 0x65, 0x64, 0x22, 0x3a, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x22, 0x72, 0x65, 0x74, 0x75, 0x72, 0x6e, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x3a, 0x22, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x31, 0x22, 0x2c, 0x22, 0x73, 0x74, 0x72, 0x75, 0x63, 0x74, 0x4c, 0x6f, 0x67, 0x73, 0x22, 0x3a, 0x5b, 0x7b, 0x22, 0x70, 0x63, 0x22, 0x3a, 0x30, 0x2c, 0x22, 0x6f, 0x70, 0x22, 0x3a, 0x22, 0x50, 0x55, 0x53, 0x48, 0x31, 0x22},
traceResponse: "[{\"result\":{\"gas\":34828,\"failed\":false,\"returnValue\":\"0000000000000000000000000000000000000000000000000000000000000001\",\"structLogs\":[{\"pc\":0,\"op\":\"PU",
enableFeemarket: false,
},
}
@ -855,9 +861,9 @@ func (suite *KeeperTestSuite) TestTraceBlock() {
suite.Require().NoError(err)
// if data is to big, slice the result
if len(res.Data) > 150 {
suite.Require().Equal(tc.traceResponse, res.Data[:150])
suite.Require().Equal(tc.traceResponse, string(res.Data[:150]))
} else {
suite.Require().Equal(tc.traceResponse, res.Data)
suite.Require().Equal(tc.traceResponse, string(res.Data))
}
} else {
suite.Require().Error(err)

View File

@ -357,6 +357,15 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context, msg core.Message, trace
stateDB := statedb.New(ctx, k, txConfig)
evm := k.NewEVM(ctx, msg, cfg, tracer, stateDB)
leftoverGas := msg.Gas()
// Allow the tracer captures the tx level events, mainly the gas consumption.
if evm.Config.Debug {
evm.Config.Tracer.CaptureTxStart(leftoverGas)
defer func() {
evm.Config.Tracer.CaptureTxEnd(leftoverGas)
}()
}
sender := vm.AccountRef(msg.From())
contractCreation := msg.To() == nil
isLondon := cfg.ChainConfig.IsLondon(evm.Context.BlockNumber)
@ -368,12 +377,11 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context, msg core.Message, trace
}
// Should check again even if it is checked on Ante Handler, because eth_call don't go through Ante Handler.
if msg.Gas() < intrinsicGas {
if leftoverGas < intrinsicGas {
// eth_estimateGas will check for this exact error
return nil, sdkerrors.Wrap(core.ErrIntrinsicGas, "apply message")
}
leftoverGas := msg.Gas() - intrinsicGas
leftoverGas -= intrinsicGas
// access list preparation is moved from ante handler to here, because it's needed when `ApplyMessage` is called
// under contexts where ante handlers are not run, for example `eth_call` and `eth_estimateGas`.
@ -403,14 +411,8 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context, msg core.Message, trace
if msg.Gas() < leftoverGas {
return nil, sdkerrors.Wrap(types.ErrGasOverflow, "apply message")
}
temporaryGasUsed := msg.Gas() - leftoverGas
refund := GasToRefund(stateDB.GetRefund(), temporaryGasUsed, refundQuotient)
if refund > temporaryGasUsed {
return nil, sdkerrors.Wrap(types.ErrGasOverflow, "apply message")
}
temporaryGasUsed -= refund
// refund gas
leftoverGas += GasToRefund(stateDB.GetRefund(), msg.Gas()-leftoverGas, refundQuotient)
// EVM execution error needs to be available for the JSON-RPC client
var vmError string
@ -431,7 +433,14 @@ func (k *Keeper) ApplyMessageWithConfig(ctx sdk.Context, msg core.Message, trace
gasLimit := sdk.NewDec(int64(msg.Gas()))
minGasMultiplier := k.GetMinGasMultiplier(ctx)
minimumGasUsed := gasLimit.Mul(minGasMultiplier)
if msg.Gas() < leftoverGas {
return nil, sdkerrors.Wrapf(types.ErrGasOverflow, "message gas limit < leftover gas (%d < %d)", msg.Gas(), leftoverGas)
}
temporaryGasUsed := msg.Gas() - leftoverGas
gasUsed := sdk.MaxDec(minimumGasUsed, sdk.NewDec(int64(temporaryGasUsed))).TruncateInt().Uint64()
// reset leftoverGas, to be used by the tracer
leftoverGas = msg.Gas() - gasUsed
return &types.MsgEthereumTxResponse{
GasUsed: gasUsed,