Merge pull request #12 from DeBankDeFi/fake-msg

预执行交易不执行 pre check part one 并且 绕过以太坊基础费检查

.github/workflows/lint.yml

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

core/state_processor.go

@@ -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) {
 	blockContext := NewEVMBlockContext(header, bc, author)
+	blockContext.BaseFee = big.NewInt(0)
 	vmenv := vm.NewEVM(blockContext, vm.TxContext{}, statedb, config, cfg)
 	return applyTransaction(msg, config, bc, author, gp, statedb, header.Number, header.Hash(), tx, usedGas, vmenv)
 }

eth/api_pre_exec.go

@@ -93,7 +93,7 @@ func (api *PreExecAPI) getBlockAndMsg(origin *PreExecTx, number *big.Int) (*type
 		tx.GasFeeCap(),
 		tx.GasTipCap(),
 		hexutil.MustDecode(origin.Data),
-		nil, false,
+		nil, true,
 	)
 
 	return block, msg
@@ -188,6 +188,7 @@ func (api *PreExecAPI) TraceTransaction(ctx context.Context, origin *PreExecTx,
 	}
 	// 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.Context.BaseFee = big.NewInt(0)
 
 	// Call Prepare to clear out the statedb access list
 	d.stateDb.Prepare(d.tx.Hash(), txIndex)

internal/build/env.go

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