forked from cerc-io/plugeth
107 lines
3.9 KiB
Go
107 lines
3.9 KiB
Go
package eth
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import (
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"math/big"
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"github.com/ethereum/go-ethereum/plugins"
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"github.com/ethereum/go-ethereum/node"
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/consensus"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/eth/ethconfig"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/log"
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"reflect"
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"time"
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)
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func PluginCreateConsensusEngine(pl *plugins.PluginLoader, stack *node.Node, chainConfig *params.ChainConfig, config *ethash.Config, notify []string, noverify bool, db ethdb.Database) consensus.Engine {
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fnList := pl.Lookup("CreateConsensusEngine", func(item interface{}) bool {
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_, ok := item.(func(*node.Node, *params.ChainConfig, *ethash.Config, []string, bool, ethdb.Database) consensus.Engine)
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return ok
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})
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for _, fni := range fnList {
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if fn, ok := fni.(func(*node.Node, *params.ChainConfig, *ethash.Config, []string, bool, ethdb.Database) consensus.Engine); ok {
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return fn(stack, chainConfig, config, notify, noverify, db)
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}
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}
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return ethconfig.CreateConsensusEngine(stack, chainConfig, config, notify, noverify, db)
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}
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func pluginCreateConsensusEngine(stack *node.Node, chainConfig *params.ChainConfig, config *ethash.Config, notify []string, noverify bool, db ethdb.Database) consensus.Engine {
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if plugins.DefaultPluginLoader == nil {
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log.Warn("Attempting CreateConsensusEngine, but default PluginLoader has not been initialized")
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return ethconfig.CreateConsensusEngine(stack, chainConfig, config, notify, noverify, db)
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}
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return PluginCreateConsensusEngine(plugins.DefaultPluginLoader, stack, chainConfig, config, notify, noverify, db)
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}
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type metaTracer struct{
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tracers []vm.Tracer
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}
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func (mt *metaTracer) CaptureStart(env *vm.EVM, from common.Address, to common.Address, create bool, input []byte, gas uint64, value *big.Int) {
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for _, tracer := range mt.tracers {
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tracer.CaptureStart(env, from, to, create, input, gas, value)
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}
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}
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func (mt *metaTracer) CaptureState(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, scope *vm.ScopeContext, rData []byte, depth int, err error) {
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for _, tracer := range mt.tracers {
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tracer.CaptureState(env, pc, op, gas, cost, scope, rData, depth, err)
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}
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}
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func (mt *metaTracer) CaptureFault(env *vm.EVM, pc uint64, op vm.OpCode, gas, cost uint64, scope *vm.ScopeContext, depth int, err error) {
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for _, tracer := range mt.tracers {
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tracer.CaptureFault(env, pc, op, gas, cost, scope, depth, err)
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}
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}
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func (mt *metaTracer) CaptureEnd(output []byte, gasUsed uint64, t time.Duration, err error) {
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for _, tracer := range mt.tracers {
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tracer.CaptureEnd(output, gasUsed, t, err)
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}
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}
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func PluginUpdateBlockchainVMConfig(pl *plugins.PluginLoader, cfg *vm.Config) {
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tracerList := plugins.Lookup("LiveTracer", func(item interface{}) bool {
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_, ok := item.(*vm.Tracer)
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log.Info("Item is LiveTracer", "ok", ok, "type", reflect.TypeOf(item))
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return ok
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})
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if len(tracerList) > 0 {
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mt := &metaTracer{tracers: []vm.Tracer{}}
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for _, tracer := range(tracerList) {
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if v, ok := tracer.(*vm.Tracer); ok {
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log.Info("LiveTracer registered")
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mt.tracers = append(mt.tracers, *v)
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} else {
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log.Info("Item is not tracer")
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}
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}
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cfg.Debug = true
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cfg.Tracer = mt
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} else {
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log.Warn("Module is not tracer")
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}
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fnList := plugins.Lookup("UpdateBlockchainVMConfig", func(item interface{}) bool {
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_, ok := item.(func(*vm.Config))
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return ok
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})
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for _, fni := range fnList {
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if fn, ok := fni.(func(*vm.Config)); ok {
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fn(cfg)
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return
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}
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}
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}
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func pluginUpdateBlockchainVMConfig(cfg *vm.Config) {
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if plugins.DefaultPluginLoader == nil {
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log.Warn("Attempting CreateConsensusEngine, but default PluginLoader has not been initialized")
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return
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}
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PluginUpdateBlockchainVMConfig(plugins.DefaultPluginLoader, cfg)
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}
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