feat: add web3_clientVersion rpc method

cmd/shisui/main.go

@@ -23,6 +23,7 @@ import (
 	"github.com/ethereum/go-ethereum/portalnetwork/beacon"
 	"github.com/ethereum/go-ethereum/portalnetwork/history"
 	"github.com/ethereum/go-ethereum/portalnetwork/storage"
+	"github.com/ethereum/go-ethereum/portalnetwork/web3"
 	"github.com/ethereum/go-ethereum/rpc"
 	_ "github.com/mattn/go-sqlite3"
 	"github.com/protolambda/zrnt/eth2/configs"
@@ -112,6 +113,12 @@ func startPortalRpcServer(config Config, conn discover.UDPConn, addr string) err
 		return err
 	}
 
+	api := &web3.API{}
+	err = server.RegisterName("web3", api)
+	if err != nil {
+		return err
+	}
+
 	if slices.Contains(config.Networks, portalwire.HistoryNetworkName) {
 		err = initHistory(config, server, conn, localNode, discV5)
 		if err != nil {

cmd/utils/flags.go

@@ -978,8 +978,8 @@ Please note that --` + MetricsHTTPFlag.Name + ` must be set to start the server.
 
 	PortalDataCapacityFlag = &cli.Uint64Flag{
 		Name:     "data.capacity",
-		Usage:    "the capacity of the data stored, the unit is byte",
+		Usage:    "the capacity of the data stored, the unit is MB",
-		Value:    1000 * 1000 * 1000 * 2, // 2 GB
+		Value:    1000 * 10, // 10 GB
 		Category: flags.PortalNetworkCategory,
 	}
 

portalnetwork/web3/api.go

@@ -0,0 +1,13 @@
+package web3
+
+import "runtime"
+
+type API struct{}
+
+func (p *API) ClientVersion() string {
+	// TODO add version
+	name := "Shisui"
+	name += "/" + runtime.GOOS + "-" + runtime.GOARCH
+	name += "/" + runtime.Version()
+	return name
+}