package main import ( "github.com/ethereum/go-ethereum/log" "github.com/ethereum/go-ethereum/node" "github.com/ethereum/go-ethereum/rpc" "github.com/ethereum/go-ethereum/plugins" "github.com/ethereum/go-ethereum/plugins/wrappers" "github.com/openrelayxyz/plugeth-utils/core" "github.com/openrelayxyz/plugeth-utils/restricted" ) func apiTranslate(apis []core.API) []rpc.API { result := make([]rpc.API, len(apis)) for i, api := range apis { result[i] = rpc.API{ Namespace: api.Namespace, Version: api.Version, Service: api.Service, Public: api.Public, } } return result } func GetAPIsFromLoader(pl *plugins.PluginLoader, stack *node.Node, backend restricted.Backend) []rpc.API { result := []core.API{} fnList := pl.Lookup("GetAPIs", func(item interface{}) bool { switch item.(type) { case func(core.Node, restricted.Backend) []core.API: return true case func(core.Node, core.Backend) []core.API: return true default: return false } }) for _, fni := range fnList { switch fn := fni.(type) { case func(core.Node, restricted.Backend) []core.API: result = append(result, fn(wrappers.NewNode(stack), backend)...) case func(core.Node, core.Backend) []core.API: result = append(result, fn(wrappers.NewNode(stack), backend)...) default: } } return apiTranslate(result) } func pluginGetAPIs(stack *node.Node, backend restricted.Backend) []rpc.API { if plugins.DefaultPluginLoader == nil { log.Warn("Attempting GetAPIs, but default PluginLoader has not been initialized") return []rpc.API{} } return GetAPIsFromLoader(plugins.DefaultPluginLoader, stack, backend) } func InitializeNode(pl *plugins.PluginLoader, stack *node.Node, backend restricted.Backend) { fnList := pl.Lookup("InitializeNode", func(item interface{}) bool { switch item.(type) { case func(core.Node, restricted.Backend): return true case func(core.Node, core.Backend): return true default: return false } }) for _, fni := range fnList { switch fn := fni.(type) { case func(core.Node, restricted.Backend): fn(wrappers.NewNode(stack), backend) case func(core.Node, core.Backend): fn(wrappers.NewNode(stack), backend) default: } } } func pluginsInitializeNode(stack *node.Node, backend restricted.Backend) { if plugins.DefaultPluginLoader == nil { log.Warn("Attempting InitializeNode, but default PluginLoader has not been initialized") return } InitializeNode(plugins.DefaultPluginLoader, stack, backend) } func OnShutdown(pl *plugins.PluginLoader) { fnList := pl.Lookup("OnShutdown", func(item interface{}) bool { _, ok := item.(func()) return ok }) for _, fni := range fnList { fni.(func())() } } func pluginsOnShutdown() { if plugins.DefaultPluginLoader == nil { log.Warn("Attempting OnShutdown, but default PluginLoader has not been initialized") return } OnShutdown(plugins.DefaultPluginLoader) } func BlockChain(pl *plugins.PluginLoader) { fnList := pl.Lookup("BlockChain", func(item interface{}) bool { _, ok := item.(func()) return ok }) for _, fni := range fnList { fni.(func())() } } func pluginBlockChain() { if plugins.DefaultPluginLoader == nil { log.Warn("Attempting BlockChain, but default PluginLoader has not been initialized") return } BlockChain(plugins.DefaultPluginLoader) }