client: added RLPXServer discovery info, only restart RLPx server and provide feedback on peer searching when discovery enabled

Author: holgerd77

packages/client/lib/net/peerpool.ts

@@ -204,7 +204,7 @@ export class PeerPool extends EventEmitter {
       this.noPeerPeriods += 1
       if (this.noPeerPeriods >= 3) {
         const promises = this.config.servers.map(async (server) => {
-          if (server instanceof RlpxServer) {
+          if (server instanceof RlpxServer && server.discovery) {
             this.config.logger.info('Restarting RLPx server: bootstrap')
             await server.stop()
             await server.start()
@@ -215,11 +215,11 @@ export class PeerPool extends EventEmitter {
       } else {
         let tablesize: number | undefined = 0
         this.config.servers.forEach((server) => {
-          if (server instanceof RlpxServer) {
+          if (server instanceof RlpxServer && server.discovery) {
             tablesize = server.dpt?.getPeers().length
+            this.config.logger.info(`Looking for suited peers: peertablesize=${tablesize}`)
           }
         })
-        this.config.logger.info(`Looking for suited peers: peertablesize=${tablesize}`)
       }
     } else {
       this.noPeerPeriods = 0

packages/client/lib/net/server/rlpxserver.ts

@@ -51,6 +51,7 @@ export class RlpxServer extends Server {
   private peers: Map<string, RlpxPeer> = new Map()
 
   public port: number
+  public discovery: boolean
   private clientFilter: string[]
 
   public rlpx: Devp2pRLPx | null = null
@@ -67,6 +68,7 @@ export class RlpxServer extends Server {
     // TODO: get the external ip from the upnp service
     this.ip = '::'
     this.port = options.port ?? 30303
+    this.discovery = options.config.discV4 || options.config.discDns
     this.clientFilter = options.clientFilter ?? [
       'go1.5',
       'go1.6',