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Merge pull request #12 from DeBankDeFi/fake-msg

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预执行交易不执行 pre check part one 并且 绕过以太坊基础费检查
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barryz 2021-10-27 17:35:25 +08:00 committed by GitHub
commit 8757cd15d7
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 5 additions and 2 deletions
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2
.github/workflows/lint.yml vendored
View file

@ -35,4 +35,4 @@ jobs:
version: v1.42.1 version: v1.42.1
only-new-issues: true only-new-issues: true
skip-pkg-cache: true skip-pkg-cache: true
skip-build-cache: true:w skip-build-cache: true

1
core/state_processor.go
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@ -154,6 +154,7 @@ func ApplyTransaction(config *params.ChainConfig, bc ChainContext, author *commo
func ApplyTransactionForPreExec(config *params.ChainConfig, bc ChainContext, author *common.Address, gp *GasPool, statedb *state.StateDB, header *types.Header, tx *types.Transaction, msg types.Message, usedGas *uint64, cfg vm.Config) (*types.Receipt, error) { func ApplyTransactionForPreExec(config *params.ChainConfig, bc ChainContext, author *common.Address, gp *GasPool, statedb *state.StateDB, header *types.Header, tx *types.Transaction, msg types.Message, usedGas *uint64, cfg vm.Config) (*types.Receipt, error) {
blockContext := NewEVMBlockContext(header, bc, author) blockContext := NewEVMBlockContext(header, bc, author)
blockContext.BaseFee = big.NewInt(0)
vmenv := vm.NewEVM(blockContext, vm.TxContext{}, statedb, config, cfg) vmenv := vm.NewEVM(blockContext, vm.TxContext{}, statedb, config, cfg)
return applyTransaction(msg, config, bc, author, gp, statedb, header.Number, header.Hash(), tx, usedGas, vmenv) return applyTransaction(msg, config, bc, author, gp, statedb, header.Number, header.Hash(), tx, usedGas, vmenv)
} }

3
eth/api_pre_exec.go
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@ -93,7 +93,7 @@ func (api *PreExecAPI) getBlockAndMsg(origin *PreExecTx, number *big.Int) (*type
tx.GasFeeCap(), tx.GasFeeCap(),
tx.GasTipCap(), tx.GasTipCap(),
hexutil.MustDecode(origin.Data), hexutil.MustDecode(origin.Data),
nil, false, nil, true,
) )
return block, msg return block, msg
@ -188,6 +188,7 @@ func (api *PreExecAPI) TraceTransaction(ctx context.Context, origin *PreExecTx,
} }
// Run the transaction with tracing enabled. // Run the transaction with tracing enabled.
vmenv := vm.NewEVM(core.NewEVMBlockContext(d.header, bc, nil), txContext, d.stateDb, bc.Config(), vm.Config{Debug: true, Tracer: tracer}) vmenv := vm.NewEVM(core.NewEVMBlockContext(d.header, bc, nil), txContext, d.stateDb, bc.Config(), vm.Config{Debug: true, Tracer: tracer})
vmenv.Context.BaseFee = big.NewInt(0)
// Call Prepare to clear out the statedb access list // Call Prepare to clear out the statedb access list
d.stateDb.Prepare(d.tx.Hash(), txIndex) d.stateDb.Prepare(d.tx.Hash(), txIndex)

1
internal/build/env.go
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@ -109,6 +109,7 @@ func LocalEnv() Environment {
commitRe, _ := regexp.Compile("^([0-9a-f]{40})$") commitRe, _ := regexp.Compile("^([0-9a-f]{40})$")
if commit := commitRe.FindString(head); commit != "" && env.Commit == "" { if commit := commitRe.FindString(head); commit != "" && env.Commit == "" {
env.Commit = commit env.Commit = commit
env.Date = getDate(commit)
} }
return env return env
} }