diff --git a/eth/tracers/live/sleep.go b/eth/tracers/live/sleep.go new file mode 100644 index 0000000000..b18b225207 --- /dev/null +++ b/eth/tracers/live/sleep.go @@ -0,0 +1,117 @@ +// Copyright 2024 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package live + +import ( + "encoding/json" + "math/big" + + "fmt" + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/core/tracing" + "github.com/ethereum/go-ethereum/core/types" + "github.com/ethereum/go-ethereum/eth/tracers" + "github.com/ethereum/go-ethereum/params" + "time" +) + +func init() { + tracers.LiveDirectory.Register("sleep", newSleeperTracer) +} + +// sleeper is a no-op live tracer. It's there to +// catch changes in the tracing interface, as well as +// for testing live tracing performance. Can be removed +// as soon as we have a real live tracer. +type sleeper struct{} + +func newSleeperTracer(_ json.RawMessage) (*tracing.Hooks, error) { + t := &sleeper{} + return &tracing.Hooks{ + OnTxStart: t.OnTxStart, + OnTxEnd: t.OnTxEnd, + OnEnter: t.OnEnter, + OnExit: t.OnExit, + OnOpcode: t.OnOpcode, + OnFault: t.OnFault, + OnGasChange: t.OnGasChange, + OnBlockchainInit: t.OnBlockchainInit, + OnBlockStart: t.OnBlockStart, + OnBlockEnd: t.OnBlockEnd, + OnSkippedBlock: t.OnSkippedBlock, + OnGenesisBlock: t.OnGenesisBlock, + OnBalanceChange: t.OnBalanceChange, + OnNonceChange: t.OnNonceChange, + OnCodeChange: t.OnCodeChange, + OnStorageChange: t.OnStorageChange, + OnLog: t.OnLog, + }, nil +} + +func (t *sleeper) OnOpcode(pc uint64, op byte, gas, cost uint64, scope tracing.OpContext, rData []byte, depth int, err error) { +} + +func (t *sleeper) OnFault(pc uint64, op byte, gas, cost uint64, _ tracing.OpContext, depth int, err error) { +} + +func (t *sleeper) OnEnter(depth int, typ byte, from common.Address, to common.Address, input []byte, gas uint64, value *big.Int) { +} + +func (t *sleeper) OnExit(depth int, output []byte, gasUsed uint64, err error, reverted bool) { +} + +func (t *sleeper) OnTxStart(vm *tracing.VMContext, tx *types.Transaction, from common.Address) { +} + +func (t *sleeper) OnTxEnd(receipt *types.Receipt, err error) { +} + +func (t *sleeper) OnBlockStart(ev tracing.BlockEvent) { + fmt.Printf("sleeper going to sleep for 30 minutes\n") + time.Sleep(30 * time.Minute) + fmt.Printf("sleeper waking up\n") +} + +func (t *sleeper) OnBlockEnd(err error) { +} + +func (t *sleeper) OnSkippedBlock(ev tracing.BlockEvent) {} + +func (t *sleeper) OnBlockchainInit(chainConfig *params.ChainConfig) { +} + +func (t *sleeper) OnGenesisBlock(b *types.Block, alloc types.GenesisAlloc) { +} + +func (t *sleeper) OnBalanceChange(a common.Address, prev, new *big.Int, reason tracing.BalanceChangeReason) { +} + +func (t *sleeper) OnNonceChange(a common.Address, prev, new uint64) { +} + +func (t *sleeper) OnCodeChange(a common.Address, prevCodeHash common.Hash, prev []byte, codeHash common.Hash, code []byte) { +} + +func (t *sleeper) OnStorageChange(a common.Address, k, prev, new common.Hash) { +} + +func (t *sleeper) OnLog(l *types.Log) { + +} + +func (t *sleeper) OnGasChange(old, new uint64, reason tracing.GasChangeReason) { +}