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core/vm: remove logging and add section labels to struct logs (#14782)

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This commit is contained in:
Felix Lange 2017-07-19 14:32:45 +02:00 committed by GitHub
parent 1802682f65
commit 3e0dbe0eaa
3 changed files with 16 additions and 23 deletions
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3
core/vm/contracts.go
View File

@ -23,7 +23,6 @@ import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/params"
"golang.org/x/crypto/ripemd160"
)
@ -76,14 +75,12 @@ func (c *ecrecover) Run(in []byte) ([]byte, error) {
// tighter sig s values in homestead only apply to tx sigs
if !allZero(in[32:63]) || !crypto.ValidateSignatureValues(v, r, s, false) {
log.Trace("ECRECOVER error: v, r or s value invalid")
return nil, nil
}
// v needs to be at the end for libsecp256k1
pubKey, err := crypto.Ecrecover(in[:32], append(in[64:128], v))
// make sure the public key is a valid one
if err != nil {
log.Trace("ECRECOVER failed", "err", err)
return nil, nil
}

11
core/vm/interpreter.go
View File

@ -19,12 +19,10 @@ package vm
import (
"fmt"
"sync/atomic"
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/math"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/params"
)
@ -122,19 +120,12 @@ func (in *Interpreter) Run(snapshot int, contract *Contract, input []byte) (ret
)
contract.Input = input
// User defer pattern to check for an error and, based on the error being nil or not, use all gas and return.
defer func() {
if err != nil && in.cfg.Debug {
// XXX For debugging
//fmt.Printf("%04d: %8v cost = %-8d stack = %-8d ERR = %v\n", pc, op, cost, stack.len(), err)
in.cfg.Tracer.CaptureState(in.evm, pc, op, contract.Gas, cost, mem, stack, contract, in.evm.depth, err)
}
}()
log.Debug("interpreter running contract", "hash", codehash[:])
tstart := time.Now()
defer log.Debug("interpreter finished running contract", "hash", codehash[:], "elapsed", time.Since(tstart))
// The Interpreter main run loop (contextual). This loop runs until either an
// explicit STOP, RETURN or SELFDESTRUCT is executed, an error occurred during
// the execution of one of the operations or until the done flag is set by the
@ -190,8 +181,6 @@ func (in *Interpreter) Run(snapshot int, contract *Contract, input []byte) (ret
if in.cfg.Debug {
in.cfg.Tracer.CaptureState(in.evm, pc, op, contract.Gas, cost, mem, stack, contract, in.evm.depth, err)
}
// XXX For debugging
//fmt.Printf("%04d: %8v cost = %-8d stack = %-8d\n", pc, op, cost, stack.len())
// execute the operation
res, err := operation.execute(&pc, in.evm, contract, mem, stack)

15
core/vm/logger.go
View File

@ -196,21 +196,28 @@ func (l *StructLogger) StructLogs() []StructLog {
// WriteTrace writes a formatted trace to the given writer
func WriteTrace(writer io.Writer, logs []StructLog) {
for _, log := range logs {
fmt.Fprintf(writer, "%-10spc=%08d gas=%v cost=%v", log.Op, log.Pc, log.Gas, log.GasCost)
fmt.Fprintf(writer, "%-16spc=%08d gas=%v cost=%v", log.Op, log.Pc, log.Gas, log.GasCost)
if log.Err != nil {
fmt.Fprintf(writer, " ERROR: %v", log.Err)
}
fmt.Fprintf(writer, "\n")
fmt.Fprintln(writer)
if len(log.Stack) > 0 {
fmt.Fprintln(writer, "Stack:")
for i := len(log.Stack) - 1; i >= 0; i-- {
fmt.Fprintf(writer, "%08d %x\n", len(log.Stack)-i-1, math.PaddedBigBytes(log.Stack[i], 32))
}
}
if len(log.Memory) > 0 {
fmt.Fprintln(writer, "Memory:")
fmt.Fprint(writer, hex.Dump(log.Memory))
}
if len(log.Storage) > 0 {
fmt.Fprintln(writer, "Storage:")
for h, item := range log.Storage {
fmt.Fprintf(writer, "%x: %x\n", h, item)
}
}
fmt.Fprintln(writer)
}
}