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eth/tracers: support for golang tracers + add golang callTracer (#23708)

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* eth/tracers: add basic native loader

* eth/tracers: add GetResult to tracer interface

* eth/tracers: add native call tracer

* eth/tracers: fix call tracer json result

* eth/tracers: minor fix

* eth/tracers: fix

* eth/tracers: fix benchTracer

* eth/tracers: test native call tracer

* eth/tracers: fix

* eth/tracers: rm extra make

Co-authored-by: Martin Holst Swende <martin@swende.se>

* eth/tracers: rm extra make

* eth/tracers: make callFrame private

* eth/tracers: clean-up and comments

* eth/tracers: add license

* eth/tracers: rework the model a bit

* eth/tracers: move tracecall tests to subpackage

* cmd/geth: load native tracers

* eth/tracers: minor fix

* eth/tracers: impl stop

* eth/tracers: add native noop tracer

* renamings

Co-authored-by: Martin Holst Swende <martin@swende.se>

* eth/tracers: more renamings

* eth/tracers: make jstracer non-exported, avoid cast

* eth/tracers, core/vm: rename vm.Tracer to vm.EVMLogger for clarity

* eth/tracers: minor comment fix

* eth/tracers/testing: lint nitpicks

* core,eth: cancel evm on nativecalltracer stop

* Revert "core,eth: cancel evm on nativecalltracer stop"

This reverts commit 01bb908790a369c1bb9d3937df9325c6857bf855.

* eth/tracers: linter nits

* eth/tracers: fix output on err

Co-authored-by: Martin Holst Swende <martin@swende.se>
This commit is contained in:
Sina Mahmoodi
2021-11-05 11:48:21 +01:00
committed by GitHub
co-authored by Martin Holst Swende
parent 3bbeb94c1c
commit 8d7e6062ec
15 changed files with 560 additions and 250 deletions
Download Patch File Download Diff File Expand all files Collapse all files
core/vm/interpreter.go
+8 -8
View File
@@ -27,11 +27,11 @@ import (
// Config are the configuration options for the Interpreter
type Config struct {
Debug bool // Enables debugging
Tracer Tracer // Opcode logger
NoRecursion bool // Disables call, callcode, delegate call and create
NoBaseFee bool // Forces the EIP-1559 baseFee to 0 (needed for 0 price calls)
EnablePreimageRecording bool // Enables recording of SHA3/keccak preimages
Debug bool // Enables debugging
Tracer EVMLogger // Opcode logger
NoRecursion bool // Disables call, callcode, delegate call and create
NoBaseFee bool // Forces the EIP-1559 baseFee to 0 (needed for 0 price calls)
EnablePreimageRecording bool // Enables recording of SHA3/keccak preimages
JumpTable [256]*operation // EVM instruction table, automatically populated if unset
@@ -152,9 +152,9 @@ func (in *EVMInterpreter) Run(contract *Contract, input []byte, readOnly bool) (
pc = uint64(0) // program counter
cost uint64
// copies used by tracer
pcCopy uint64 // needed for the deferred Tracer
gasCopy uint64 // for Tracer to log gas remaining before execution
logged bool // deferred Tracer should ignore already logged steps
pcCopy uint64 // needed for the deferred EVMLogger
gasCopy uint64 // for EVMLogger to log gas remaining before execution
logged bool // deferred EVMLogger should ignore already logged steps
res []byte // result of the opcode execution function
)
// Don't move this deferrred function, it's placed before the capturestate-deferred method,
core/vm/logger.go
+5 -5
View File
@@ -98,12 +98,12 @@ func (s *StructLog) ErrorString() string {
return ""
}
// Tracer is used to collect execution traces from an EVM transaction
// EVMLogger is used to collect execution traces from an EVM transaction
// execution. CaptureState is called for each step of the VM with the
// current VM state.
// Note that reference types are actual VM data structures; make copies
// if you need to retain them beyond the current call.
type Tracer interface {
type EVMLogger interface {
CaptureStart(env *EVM, from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int)
CaptureState(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, rData []byte, depth int, err error)
CaptureEnter(typ OpCode, from common.Address, to common.Address, input []byte, gas uint64, value *big.Int)
@@ -112,7 +112,7 @@ type Tracer interface {
CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error)
}
// StructLogger is an EVM state logger and implements Tracer.
// StructLogger is an EVM state logger and implements EVMLogger.
//
// StructLogger can capture state based on the given Log configuration and also keeps
// a track record of modified storage which is used in reporting snapshots of the
@@ -145,7 +145,7 @@ func (l *StructLogger) Reset() {
l.err = nil
}
// CaptureStart implements the Tracer interface to initialize the tracing operation.
// CaptureStart implements the EVMLogger interface to initialize the tracing operation.
func (l *StructLogger) CaptureStart(env *EVM, from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
}
@@ -210,7 +210,7 @@ func (l *StructLogger) CaptureState(env *EVM, pc uint64, op OpCode, gas, cost ui
l.logs = append(l.logs, log)
}
// CaptureFault implements the Tracer interface to trace an execution fault
// CaptureFault implements the EVMLogger interface to trace an execution fault
// while running an opcode.
func (l *StructLogger) CaptureFault(env *EVM, pc uint64, op OpCode, gas, cost uint64, scope *ScopeContext, depth int, err error) {
}