plugeth/eth/ethconfig/plugin_hooks.go
2023-06-12 09:52:46 -07:00

44 lines
1.5 KiB
Go

package ethconfig
import (
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/plugins"
"github.com/ethereum/go-ethereum/plugins/wrappers"
wengine "github.com/ethereum/go-ethereum/plugins/wrappers/engine"
"github.com/ethereum/go-ethereum/plugins/wrappers/backendwrapper"
"github.com/openrelayxyz/plugeth-utils/core"
"github.com/openrelayxyz/plugeth-utils/restricted"
"github.com/ethereum/go-ethereum/consensus"
"github.com/ethereum/go-ethereum/ethdb"
"github.com/ethereum/go-ethereum/node"
pconsensus "github.com/openrelayxyz/plugeth-utils/restricted/consensus"
)
func PluginGetEngine(pl *plugins.PluginLoader, stack *node.Node, notify []string, noverify bool, db ethdb.Database) consensus.Engine {
fnList := pl.Lookup("CreateEngine", func(item interface{}) bool {
_, ok := item.(func(core.Node, []string, bool, restricted.Database) pconsensus.Engine)
return ok
})
for _, fni := range fnList {
if fn, ok := fni.(func(core.Node, []string, bool, restricted.Database) pconsensus.Engine); ok {
if engine := fn(wrappers.NewNode(stack), notify, noverify, backendwrapper.NewDB(db)); engine != nil {
wrappedEngine := wengine.NewWrappedEngine(engine)
return wrappedEngine
}
}
}
return nil
}
func pluginGetEngine(stack *node.Node, notify []string, noverify bool, db ethdb.Database) consensus.Engine {
if plugins.DefaultPluginLoader == nil {
log.Warn("Attempting GetEngine, but default PluginLoader has not been initialized")
return nil
}
return PluginGetEngine(plugins.DefaultPluginLoader, stack, notify, noverify, db)
}