update go.mod and cmds

cmd/proxy.go

@@ -12,7 +12,6 @@ import (
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 	"github.com/vulcanize/gap-filler/pkg/mux"
-	"github.com/vulcanize/gap-filler/pkg/qlservices"
 )
 
 var ErrNoRpcEndpoints = errors.New("no rpc endpoints is available")
@@ -48,22 +47,12 @@ func proxy() {
 		logWithCommand.Fatal(err)
 	}
 
-	rpcBalancer, err := qlservices.NewBalancer(rpcClients)
-	if err != nil {
-		logWithCommand.Fatal(err)
-	}
-
 	tracingClients, err := parseRpcAddresses(viper.GetString("rpc.tracing"))
 	if err != nil {
 		logrus.Error("bad rpc.tracing addresses")
 		logWithCommand.Fatal(err)
 	}
 
-	tracingBalancer, err := qlservices.NewBalancer(tracingClients)
-	if err != nil {
-		logWithCommand.Fatal(err)
-	}
-
 	router, err := mux.NewServeMux(&mux.Options{
 		BasePath:       viper.GetString("http.path"),
 		EnableGraphiQL: viper.GetBool("gql.gui"),
@@ -72,8 +61,8 @@ func proxy() {
 			TracingAPI: gqlTracingAPIAddr,
 		},
 		RPC: mux.RPCOptions{
-			DefaultBalancer: rpcBalancer,
-			TracingBalancer: tracingBalancer,
+			DefaultClients: rpcClients,
+			TracingClients: tracingClients,
 		},
 	})
 	if err != nil {
@@ -112,7 +101,7 @@ func init() {
 
 	// flags
 	proxyCmd.PersistentFlags().String("http-host", "127.0.0.1", "http host")
-	proxyCmd.PersistentFlags().String("http-port", "8080", "http port")
+	proxyCmd.PersistentFlags().String("http-port", "8083", "http port")
 	proxyCmd.PersistentFlags().String("http-path", "/", "http base path")
 
 	proxyCmd.PersistentFlags().String("rpc-eth", "http://127.0.0.1:8545", "comma separated ethereum rpc addresses. Example http://127.0.0.1:8545,http://127.0.0.2:8545")

cmd/serve.go

@@ -138,6 +138,7 @@ func init() {
 	serveCmd.PersistentFlags().String("eth-default-sender", "", "default sender address")
 	serveCmd.PersistentFlags().String("eth-rpc-gas-cap", "", "rpc gas cap (for eth_Call execution)")
 	serveCmd.PersistentFlags().String("eth-chain-config", "", "json chain config file location")
+	serveCmd.PersistentFlags().Bool("eth-supports-state-diff", false, "whether or not the proxy ethereum client supports statediffing endpoints")
 
 	// and their bindings
 	viper.BindPFlag("server.graphql", serveCmd.PersistentFlags().Lookup("server-graphql"))
@@ -155,4 +156,5 @@ func init() {
 	viper.BindPFlag("ethereum.defaultSender", serveCmd.PersistentFlags().Lookup("eth-default-sender"))
 	viper.BindPFlag("ethereum.rpcGasCap", serveCmd.PersistentFlags().Lookup("eth-rpc-gas-cap"))
 	viper.BindPFlag("ethereum.chainConfig", serveCmd.PersistentFlags().Lookup("eth-chain-config"))
+	viper.BindPFlag("ethereum.supportsStateDiff", serveCmd.PersistentFlags().Lookup("eth-supports-state-diff"))
 }